]> Git Repo - qemu.git/blobdiff - target-ppc/translate.c
KVM: Get all cpuid values from function 2 (Amit Shah)
[qemu.git] / target-ppc / translate.c
index aaec6d8e1646212d002926a6f8299bc125c708c4..e829498d6efc374ec20e696bd124fa43a1604f57 100644 (file)
@@ -15,7 +15,7 @@
  *
  * You should have received a copy of the GNU Lesser General Public
  * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA  02110-1301 USA
  */
 #include <stdarg.h>
 #include <stdlib.h>
 //#define DO_SINGLE_STEP
 //#define PPC_DEBUG_DISAS
 //#define DO_PPC_STATISTICS
-//#define OPTIMIZE_FPRF_UPDATE
 
+#ifdef PPC_DEBUG_DISAS
+#  define LOG_DISAS(...) qemu_log_mask(CPU_LOG_TB_IN_ASM, ## __VA_ARGS__)
+#else
+#  define LOG_DISAS(...) do { } while (0)
+#endif
 /*****************************************************************************/
 /* Code translation helpers                                                  */
 
@@ -63,20 +67,13 @@ static TCGv_i64 cpu_fpr[32];
 static TCGv_i64 cpu_avrh[32], cpu_avrl[32];
 static TCGv_i32 cpu_crf[8];
 static TCGv cpu_nip;
+static TCGv cpu_msr;
 static TCGv cpu_ctr;
 static TCGv cpu_lr;
 static TCGv cpu_xer;
+static TCGv cpu_reserve;
 static TCGv_i32 cpu_fpscr;
-
-/* dyngen register indexes */
-static TCGv cpu_T[3];
-#if defined(TARGET_PPC64)
-#define cpu_T64 cpu_T
-#else
-static TCGv_i64 cpu_T64[3];
-#endif
-static TCGv_i64 cpu_FT[2];
-static TCGv_i64 cpu_AVRh[3], cpu_AVRl[3];
+static TCGv_i32 cpu_access_type;
 
 #include "gen-icount.h"
 
@@ -90,49 +87,6 @@ void ppc_translate_init(void)
         return;
 
     cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
-#if TARGET_LONG_BITS > HOST_LONG_BITS
-    cpu_T[0] = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, t0), "T0");
-    cpu_T[1] = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, t1), "T1");
-    cpu_T[2] = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, t2), "T2");
-#else
-    cpu_T[0] = tcg_global_reg_new(TCG_AREG1, "T0");
-    cpu_T[1] = tcg_global_reg_new(TCG_AREG2, "T1");
-#ifdef HOST_I386
-    /* XXX: This is a temporary workaround for i386.
-     *      On i386 qemu_st32 runs out of registers.
-     *      The proper fix is to remove cpu_T.
-     */
-    cpu_T[2] = tcg_global_mem_new(TCG_AREG0, offsetof(CPUState, t2), "T2");
-#else
-    cpu_T[2] = tcg_global_reg_new(TCG_AREG3, "T2");
-#endif
-#endif
-#if !defined(TARGET_PPC64)
-    cpu_T64[0] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, t0_64),
-                                        "T0_64");
-    cpu_T64[1] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, t1_64),
-                                        "T1_64");
-    cpu_T64[2] = tcg_global_mem_new_i64(TCG_AREG0, offsetof(CPUState, t2_64),
-                                        "T2_64");
-#endif
-
-    cpu_FT[0] = tcg_global_mem_new_i64(TCG_AREG0,
-                                       offsetof(CPUState, ft0), "FT0");
-    cpu_FT[1] = tcg_global_mem_new_i64(TCG_AREG0,
-                                       offsetof(CPUState, ft1), "FT1");
-
-    cpu_AVRh[0] = tcg_global_mem_new_i64(TCG_AREG0,
-                                     offsetof(CPUState, avr0.u64[0]), "AVR0H");
-    cpu_AVRl[0] = tcg_global_mem_new_i64(TCG_AREG0,
-                                     offsetof(CPUState, avr0.u64[1]), "AVR0L");
-    cpu_AVRh[1] = tcg_global_mem_new_i64(TCG_AREG0,
-                                     offsetof(CPUState, avr1.u64[0]), "AVR1H");
-    cpu_AVRl[1] = tcg_global_mem_new_i64(TCG_AREG0,
-                                     offsetof(CPUState, avr1.u64[1]), "AVR1L");
-    cpu_AVRh[2] = tcg_global_mem_new_i64(TCG_AREG0,
-                                     offsetof(CPUState, avr2.u64[0]), "AVR2H");
-    cpu_AVRl[2] = tcg_global_mem_new_i64(TCG_AREG0,
-                                     offsetof(CPUState, avr2.u64[1]), "AVR2L");
 
     p = cpu_reg_names;
 
@@ -161,19 +115,32 @@ void ppc_translate_init(void)
         p += (i < 10) ? 4 : 5;
 
         sprintf(p, "avr%dH", i);
+#ifdef WORDS_BIGENDIAN
         cpu_avrh[i] = tcg_global_mem_new_i64(TCG_AREG0,
-                                         offsetof(CPUState, avr[i].u64[0]), p);
+                                             offsetof(CPUState, avr[i].u64[0]), p);
+#else
+        cpu_avrh[i] = tcg_global_mem_new_i64(TCG_AREG0,
+                                             offsetof(CPUState, avr[i].u64[1]), p);
+#endif
         p += (i < 10) ? 6 : 7;
 
         sprintf(p, "avr%dL", i);
+#ifdef WORDS_BIGENDIAN
+        cpu_avrl[i] = tcg_global_mem_new_i64(TCG_AREG0,
+                                             offsetof(CPUState, avr[i].u64[1]), p);
+#else
         cpu_avrl[i] = tcg_global_mem_new_i64(TCG_AREG0,
-                                         offsetof(CPUState, avr[i].u64[1]), p);
+                                             offsetof(CPUState, avr[i].u64[0]), p);
+#endif
         p += (i < 10) ? 6 : 7;
     }
 
     cpu_nip = tcg_global_mem_new(TCG_AREG0,
                                  offsetof(CPUState, nip), "nip");
 
+    cpu_msr = tcg_global_mem_new(TCG_AREG0,
+                                 offsetof(CPUState, msr), "msr");
+
     cpu_ctr = tcg_global_mem_new(TCG_AREG0,
                                  offsetof(CPUState, ctr), "ctr");
 
@@ -183,9 +150,15 @@ void ppc_translate_init(void)
     cpu_xer = tcg_global_mem_new(TCG_AREG0,
                                  offsetof(CPUState, xer), "xer");
 
+    cpu_reserve = tcg_global_mem_new(TCG_AREG0,
+                                     offsetof(CPUState, reserve), "reserve");
+
     cpu_fpscr = tcg_global_mem_new_i32(TCG_AREG0,
                                        offsetof(CPUState, fpscr), "fpscr");
 
+    cpu_access_type = tcg_global_mem_new_i32(TCG_AREG0,
+                                             offsetof(CPUState, access_type), "access_type");
+
     /* register helpers */
 #define GEN_HELPER 2
 #include "helper.h"
@@ -193,11 +166,6 @@ void ppc_translate_init(void)
     done_init = 1;
 }
 
-#if defined(OPTIMIZE_FPRF_UPDATE)
-static uint16_t *gen_fprf_buf[OPC_BUF_SIZE];
-static uint16_t **gen_fprf_ptr;
-#endif
-
 /* internal defines */
 typedef struct DisasContext {
     struct TranslationBlock *tb;
@@ -206,10 +174,9 @@ typedef struct DisasContext {
     uint32_t exception;
     /* Routine used to access memory */
     int mem_idx;
+    int access_type;
     /* Translation flags */
-#if !defined(CONFIG_USER_ONLY)
-    int supervisor;
-#endif
+    int le_mode;
 #if defined(TARGET_PPC64)
     int sf_mode;
 #endif
@@ -218,7 +185,6 @@ typedef struct DisasContext {
     int spe_enabled;
     ppc_spr_t *spr_cb; /* Needed to check rights for mfspr/mtspr */
     int singlestep_enabled;
-    int dcache_line_size;
 } DisasContext;
 
 struct opc_handler_t {
@@ -239,7 +205,7 @@ struct opc_handler_t {
 static always_inline void gen_reset_fpstatus (void)
 {
 #ifdef CONFIG_SOFTFLOAT
-    gen_op_reset_fpstatus();
+    gen_helper_reset_fpstatus();
 #endif
 }
 
@@ -249,9 +215,6 @@ static always_inline void gen_compute_fprf (TCGv_i64 arg, int set_fprf, int set_
 
     if (set_fprf != 0) {
         /* This case might be optimized later */
-#if defined(OPTIMIZE_FPRF_UPDATE)
-        *gen_fprf_ptr++ = gen_opc_ptr;
-#endif
         tcg_gen_movi_i32(t0, 1);
         gen_helper_compute_fprf(t0, arg, t0);
         if (unlikely(set_rc)) {
@@ -263,22 +226,17 @@ static always_inline void gen_compute_fprf (TCGv_i64 arg, int set_fprf, int set_
         tcg_gen_movi_i32(t0, 0);
         gen_helper_compute_fprf(t0, arg, t0);
         tcg_gen_mov_i32(cpu_crf[1], t0);
-        if (set_fprf)
-            gen_helper_float_check_status();
     }
 
     tcg_temp_free_i32(t0);
 }
 
-static always_inline void gen_optimize_fprf (void)
+static always_inline void gen_set_access_type (DisasContext *ctx, int access_type)
 {
-#if defined(OPTIMIZE_FPRF_UPDATE)
-    uint16_t **ptr;
-
-    for (ptr = gen_fprf_buf; ptr != (gen_fprf_ptr - 1); ptr++)
-        *ptr = INDEX_op_nop1;
-    gen_fprf_ptr = gen_fprf_buf;
-#endif
+    if (ctx->access_type != access_type) {
+        tcg_gen_movi_i32(cpu_access_type, access_type);
+        ctx->access_type = access_type;
+    }
 }
 
 static always_inline void gen_update_nip (DisasContext *ctx, target_ulong nip)
@@ -291,49 +249,55 @@ static always_inline void gen_update_nip (DisasContext *ctx, target_ulong nip)
         tcg_gen_movi_tl(cpu_nip, (uint32_t)nip);
 }
 
-#define GEN_EXCP(ctx, excp, error)                                            \
-do {                                                                          \
-    TCGv_i32 t0 = tcg_const_i32(excp);                                        \
-    TCGv_i32 t1 = tcg_const_i32(error);                                       \
-    if ((ctx)->exception == POWERPC_EXCP_NONE) {                              \
-        gen_update_nip(ctx, (ctx)->nip);                                      \
-    }                                                                         \
-    gen_helper_raise_exception_err(t0, t1);                                   \
-    tcg_temp_free_i32(t0);                                                    \
-    tcg_temp_free_i32(t1);                                                    \
-    ctx->exception = (excp);                                                  \
-} while (0)
-
-#define GEN_EXCP_INVAL(ctx)                                                   \
-GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM,                                         \
-         POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_INVAL)
-
-#define GEN_EXCP_PRIVOPC(ctx)                                                 \
-GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM,                                         \
-         POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_OPC)
-
-#define GEN_EXCP_PRIVREG(ctx)                                                 \
-GEN_EXCP((ctx), POWERPC_EXCP_PROGRAM,                                         \
-         POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG)
+static always_inline void gen_exception_err (DisasContext *ctx, uint32_t excp, uint32_t error)
+{
+    TCGv_i32 t0, t1;
+    if (ctx->exception == POWERPC_EXCP_NONE) {
+        gen_update_nip(ctx, ctx->nip);
+    }
+    t0 = tcg_const_i32(excp);
+    t1 = tcg_const_i32(error);
+    gen_helper_raise_exception_err(t0, t1);
+    tcg_temp_free_i32(t0);
+    tcg_temp_free_i32(t1);
+    ctx->exception = (excp);
+}
 
-#define GEN_EXCP_NO_FP(ctx)                                                   \
-GEN_EXCP(ctx, POWERPC_EXCP_FPU, 0)
+static always_inline void gen_exception (DisasContext *ctx, uint32_t excp)
+{
+    TCGv_i32 t0;
+    if (ctx->exception == POWERPC_EXCP_NONE) {
+        gen_update_nip(ctx, ctx->nip);
+    }
+    t0 = tcg_const_i32(excp);
+    gen_helper_raise_exception(t0);
+    tcg_temp_free_i32(t0);
+    ctx->exception = (excp);
+}
 
-#define GEN_EXCP_NO_AP(ctx)                                                   \
-GEN_EXCP(ctx, POWERPC_EXCP_APU, 0)
+static always_inline void gen_debug_exception (DisasContext *ctx)
+{
+    TCGv_i32 t0;
+    gen_update_nip(ctx, ctx->nip);
+    t0 = tcg_const_i32(EXCP_DEBUG);
+    gen_helper_raise_exception(t0);
+    tcg_temp_free_i32(t0);
+}
 
-#define GEN_EXCP_NO_VR(ctx)                                                   \
-GEN_EXCP(ctx, POWERPC_EXCP_VPU, 0)
+static always_inline void gen_inval_exception (DisasContext *ctx, uint32_t error)
+{
+    gen_exception_err(ctx, POWERPC_EXCP_PROGRAM, POWERPC_EXCP_INVAL | error);
+}
 
 /* Stop translation */
-static always_inline void GEN_STOP (DisasContext *ctx)
+static always_inline void gen_stop_exception (DisasContext *ctx)
 {
     gen_update_nip(ctx, ctx->nip);
     ctx->exception = POWERPC_EXCP_STOP;
 }
 
 /* No need to update nip here, as execution flow will change */
-static always_inline void GEN_SYNC (DisasContext *ctx)
+static always_inline void gen_sync_exception (DisasContext *ctx)
 {
     ctx->exception = POWERPC_EXCP_SYNC;
 }
@@ -411,10 +375,16 @@ EXTRACT_HELPER(IMM, 12, 8);
 EXTRACT_SHELPER(SIMM, 0, 16);
 /* 16 bits unsigned immediate value */
 EXTRACT_HELPER(UIMM, 0, 16);
+/* 5 bits signed immediate value */
+EXTRACT_HELPER(SIMM5, 16, 5);
+/* 5 bits signed immediate value */
+EXTRACT_HELPER(UIMM5, 16, 5);
 /* Bit count */
 EXTRACT_HELPER(NB, 11, 5);
 /* Shift count */
 EXTRACT_HELPER(SH, 11, 5);
+/* Vector shift count */
+EXTRACT_HELPER(VSH, 6, 4);
 /* Mask start */
 EXTRACT_HELPER(MB, 6, 5);
 /* Mask end */
@@ -699,13 +669,24 @@ OPCODES_SECTION opcode_t opc_##name = {                                       \
     .oname = stringify(name),                                                 \
 }
 
+/* SPR load/store helpers */
+static always_inline void gen_load_spr(TCGv t, int reg)
+{
+    tcg_gen_ld_tl(t, cpu_env, offsetof(CPUState, spr[reg]));
+}
+
+static always_inline void gen_store_spr(int reg, TCGv t)
+{
+    tcg_gen_st_tl(t, cpu_env, offsetof(CPUState, spr[reg]));
+}
+
 /* Start opcode list */
 GEN_OPCODE_MARK(start);
 
 /* Invalid instruction */
 GEN_HANDLER(invalid, 0x00, 0x00, 0x00, 0xFFFFFFFF, PPC_NONE)
 {
-    GEN_EXCP_INVAL(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
 }
 
 static opc_handler_t invalid_handler = {
@@ -1531,25 +1512,25 @@ GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER)
             break;
 #if !defined(CONFIG_USER_ONLY)
         case 31:
-            if (ctx->supervisor > 0) {
+            if (ctx->mem_idx > 0) {
                 /* Set process priority to very low */
                 prio = 1;
             }
             break;
         case 5:
-            if (ctx->supervisor > 0) {
+            if (ctx->mem_idx > 0) {
                 /* Set process priority to medium-hight */
                 prio = 5;
             }
             break;
         case 3:
-            if (ctx->supervisor > 0) {
+            if (ctx->mem_idx > 0) {
                 /* Set process priority to high */
                 prio = 6;
             }
             break;
         case 7:
-            if (ctx->supervisor > 1) {
+            if (ctx->mem_idx > 1) {
                 /* Set process priority to very high */
                 prio = 7;
             }
@@ -1561,10 +1542,10 @@ GEN_HANDLER(or, 0x1F, 0x1C, 0x0D, 0x00000000, PPC_INTEGER)
         }
         if (prio) {
             TCGv t0 = tcg_temp_new();
-            tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, spr[SPR_PPR]));
+            gen_load_spr(t0, SPR_PPR);
             tcg_gen_andi_tl(t0, t0, ~0x001C000000000000ULL);
             tcg_gen_ori_tl(t0, t0, ((uint64_t)prio) << 50);
-            tcg_gen_st_tl(t0, cpu_env, offsetof(CPUState, spr[SPR_PPR]));
+            gen_store_spr(SPR_PPR, t0);
             tcg_temp_free(t0);
         }
 #endif
@@ -2099,9 +2080,11 @@ GEN_HANDLER(srd, 0x1F, 0x1B, 0x10, 0x00000000, PPC_64B)
 GEN_HANDLER(f##name, op1, op2, 0xFF, 0x00000000, type)                        \
 {                                                                             \
     if (unlikely(!ctx->fpu_enabled)) {                                        \
-        GEN_EXCP_NO_FP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_FPU);                                 \
         return;                                                               \
     }                                                                         \
+    /* NIP cannot be restored if the memory exception comes from an helper */ \
+    gen_update_nip(ctx, ctx->nip - 4);                                        \
     gen_reset_fpstatus();                                                     \
     gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)],      \
                      cpu_fpr[rC(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);     \
@@ -2120,9 +2103,11 @@ _GEN_FLOAT_ACB(name##s, name, 0x3B, op2, 1, set_fprf, type);
 GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type)                             \
 {                                                                             \
     if (unlikely(!ctx->fpu_enabled)) {                                        \
-        GEN_EXCP_NO_FP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_FPU);                                 \
         return;                                                               \
     }                                                                         \
+    /* NIP cannot be restored if the memory exception comes from an helper */ \
+    gen_update_nip(ctx, ctx->nip - 4);                                        \
     gen_reset_fpstatus();                                                     \
     gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)],      \
                      cpu_fpr[rB(ctx->opcode)]);                               \
@@ -2140,9 +2125,11 @@ _GEN_FLOAT_AB(name##s, name, 0x3B, op2, inval, 1, set_fprf, type);
 GEN_HANDLER(f##name, op1, op2, 0xFF, inval, type)                             \
 {                                                                             \
     if (unlikely(!ctx->fpu_enabled)) {                                        \
-        GEN_EXCP_NO_FP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_FPU);                                 \
         return;                                                               \
     }                                                                         \
+    /* NIP cannot be restored if the memory exception comes from an helper */ \
+    gen_update_nip(ctx, ctx->nip - 4);                                        \
     gen_reset_fpstatus();                                                     \
     gen_helper_f##op(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rA(ctx->opcode)],      \
                        cpu_fpr[rC(ctx->opcode)]);                             \
@@ -2160,9 +2147,11 @@ _GEN_FLOAT_AC(name##s, name, 0x3B, op2, inval, 1, set_fprf, type);
 GEN_HANDLER(f##name, 0x3F, op2, op3, 0x001F0000, type)                        \
 {                                                                             \
     if (unlikely(!ctx->fpu_enabled)) {                                        \
-        GEN_EXCP_NO_FP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_FPU);                                 \
         return;                                                               \
     }                                                                         \
+    /* NIP cannot be restored if the memory exception comes from an helper */ \
+    gen_update_nip(ctx, ctx->nip - 4);                                        \
     gen_reset_fpstatus();                                                     \
     gen_helper_f##name(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);   \
     gen_compute_fprf(cpu_fpr[rD(ctx->opcode)],                                \
@@ -2173,9 +2162,11 @@ GEN_HANDLER(f##name, 0x3F, op2, op3, 0x001F0000, type)                        \
 GEN_HANDLER(f##name, op1, op2, 0xFF, 0x001F07C0, type)                        \
 {                                                                             \
     if (unlikely(!ctx->fpu_enabled)) {                                        \
-        GEN_EXCP_NO_FP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_FPU);                                 \
         return;                                                               \
     }                                                                         \
+    /* NIP cannot be restored if the memory exception comes from an helper */ \
+    gen_update_nip(ctx, ctx->nip - 4);                                        \
     gen_reset_fpstatus();                                                     \
     gen_helper_f##name(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);   \
     gen_compute_fprf(cpu_fpr[rD(ctx->opcode)],                                \
@@ -2202,9 +2193,11 @@ GEN_FLOAT_BS(rsqrte, 0x3F, 0x1A, 1, PPC_FLOAT_FRSQRTE);
 GEN_HANDLER(frsqrtes, 0x3B, 0x1A, 0xFF, 0x001F07C0, PPC_FLOAT_FRSQRTES)
 {
     if (unlikely(!ctx->fpu_enabled)) {
-        GEN_EXCP_NO_FP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_FPU);
         return;
     }
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
     gen_reset_fpstatus();
     gen_helper_frsqrte(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
     gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]);
@@ -2220,9 +2213,11 @@ GEN_FLOAT_AB(sub, 0x14, 0x000007C0, 1, PPC_FLOAT);
 GEN_HANDLER(fsqrt, 0x3F, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT)
 {
     if (unlikely(!ctx->fpu_enabled)) {
-        GEN_EXCP_NO_FP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_FPU);
         return;
     }
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
     gen_reset_fpstatus();
     gen_helper_fsqrt(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
     gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 1, Rc(ctx->opcode) != 0);
@@ -2231,9 +2226,11 @@ GEN_HANDLER(fsqrt, 0x3F, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT)
 GEN_HANDLER(fsqrts, 0x3B, 0x16, 0xFF, 0x001F07C0, PPC_FLOAT_FSQRT)
 {
     if (unlikely(!ctx->fpu_enabled)) {
-        GEN_EXCP_NO_FP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_FPU);
         return;
     }
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
     gen_reset_fpstatus();
     gen_helper_fsqrt(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
     gen_helper_frsp(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rD(ctx->opcode)]);
@@ -2279,26 +2276,34 @@ GEN_FLOAT_B(rim, 0x08, 0x0F, 1, PPC_FLOAT_EXT);
 /* fcmpo */
 GEN_HANDLER(fcmpo, 0x3F, 0x00, 0x01, 0x00600001, PPC_FLOAT)
 {
+    TCGv_i32 crf;
     if (unlikely(!ctx->fpu_enabled)) {
-        GEN_EXCP_NO_FP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_FPU);
         return;
     }
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
     gen_reset_fpstatus();
-    gen_helper_fcmpo(cpu_crf[crfD(ctx->opcode)],
-                     cpu_fpr[rA(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
+    crf = tcg_const_i32(crfD(ctx->opcode));
+    gen_helper_fcmpo(cpu_fpr[rA(ctx->opcode)], cpu_fpr[rB(ctx->opcode)], crf);
+    tcg_temp_free_i32(crf);
     gen_helper_float_check_status();
 }
 
 /* fcmpu */
 GEN_HANDLER(fcmpu, 0x3F, 0x00, 0x00, 0x00600001, PPC_FLOAT)
 {
+    TCGv_i32 crf;
     if (unlikely(!ctx->fpu_enabled)) {
-        GEN_EXCP_NO_FP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_FPU);
         return;
     }
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
     gen_reset_fpstatus();
-    gen_helper_fcmpu(cpu_crf[crfD(ctx->opcode)],
-                     cpu_fpr[rA(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
+    crf = tcg_const_i32(crfD(ctx->opcode));
+    gen_helper_fcmpu(cpu_fpr[rA(ctx->opcode)], cpu_fpr[rB(ctx->opcode)], crf);
+    tcg_temp_free_i32(crf);
     gen_helper_float_check_status();
 }
 
@@ -2312,7 +2317,7 @@ GEN_FLOAT_B(abs, 0x08, 0x08, 0, PPC_FLOAT);
 GEN_HANDLER(fmr, 0x3F, 0x08, 0x02, 0x001F0000, PPC_FLOAT)
 {
     if (unlikely(!ctx->fpu_enabled)) {
-        GEN_EXCP_NO_FP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_FPU);
         return;
     }
     tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpr[rB(ctx->opcode)]);
@@ -2333,10 +2338,9 @@ GEN_HANDLER(mcrfs, 0x3F, 0x00, 0x02, 0x0063F801, PPC_FLOAT)
     int bfa;
 
     if (unlikely(!ctx->fpu_enabled)) {
-        GEN_EXCP_NO_FP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_FPU);
         return;
     }
-    gen_optimize_fprf();
     bfa = 4 * (7 - crfS(ctx->opcode));
     tcg_gen_shri_i32(cpu_crf[crfD(ctx->opcode)], cpu_fpscr, bfa);
     tcg_gen_andi_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], 0xf);
@@ -2347,10 +2351,9 @@ GEN_HANDLER(mcrfs, 0x3F, 0x00, 0x02, 0x0063F801, PPC_FLOAT)
 GEN_HANDLER(mffs, 0x3F, 0x07, 0x12, 0x001FF800, PPC_FLOAT)
 {
     if (unlikely(!ctx->fpu_enabled)) {
-        GEN_EXCP_NO_FP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_FPU);
         return;
     }
-    gen_optimize_fprf();
     gen_reset_fpstatus();
     tcg_gen_extu_i32_i64(cpu_fpr[rD(ctx->opcode)], cpu_fpscr);
     gen_compute_fprf(cpu_fpr[rD(ctx->opcode)], 0, Rc(ctx->opcode) != 0);
@@ -2362,14 +2365,19 @@ GEN_HANDLER(mtfsb0, 0x3F, 0x06, 0x02, 0x001FF800, PPC_FLOAT)
     uint8_t crb;
 
     if (unlikely(!ctx->fpu_enabled)) {
-        GEN_EXCP_NO_FP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_FPU);
         return;
     }
-    crb = 32 - (crbD(ctx->opcode) >> 2);
-    gen_optimize_fprf();
+    crb = 31 - crbD(ctx->opcode);
     gen_reset_fpstatus();
-    if (likely(crb != 30 && crb != 29))
-        tcg_gen_andi_i32(cpu_fpscr, cpu_fpscr, ~(1 << crb));
+    if (likely(crb != FPSCR_FEX && crb != FPSCR_VX)) {
+        TCGv_i32 t0;
+        /* NIP cannot be restored if the memory exception comes from an helper */
+        gen_update_nip(ctx, ctx->nip - 4);
+        t0 = tcg_const_i32(crb);
+        gen_helper_fpscr_clrbit(t0);
+        tcg_temp_free_i32(t0);
+    }
     if (unlikely(Rc(ctx->opcode) != 0)) {
         tcg_gen_shri_i32(cpu_crf[1], cpu_fpscr, FPSCR_OX);
     }
@@ -2381,15 +2389,17 @@ GEN_HANDLER(mtfsb1, 0x3F, 0x06, 0x01, 0x001FF800, PPC_FLOAT)
     uint8_t crb;
 
     if (unlikely(!ctx->fpu_enabled)) {
-        GEN_EXCP_NO_FP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_FPU);
         return;
     }
-    crb = 32 - (crbD(ctx->opcode) >> 2);
-    gen_optimize_fprf();
+    crb = 31 - crbD(ctx->opcode);
     gen_reset_fpstatus();
     /* XXX: we pretend we can only do IEEE floating-point computations */
     if (likely(crb != FPSCR_FEX && crb != FPSCR_VX && crb != FPSCR_NI)) {
-        TCGv_i32 t0 = tcg_const_i32(crb);
+        TCGv_i32 t0;
+        /* NIP cannot be restored if the memory exception comes from an helper */
+        gen_update_nip(ctx, ctx->nip - 4);
+        t0 = tcg_const_i32(crb);
         gen_helper_fpscr_setbit(t0);
         tcg_temp_free_i32(t0);
     }
@@ -2406,10 +2416,11 @@ GEN_HANDLER(mtfsf, 0x3F, 0x07, 0x16, 0x02010000, PPC_FLOAT)
     TCGv_i32 t0;
 
     if (unlikely(!ctx->fpu_enabled)) {
-        GEN_EXCP_NO_FP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_FPU);
         return;
     }
-    gen_optimize_fprf();
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
     gen_reset_fpstatus();
     t0 = tcg_const_i32(FM(ctx->opcode));
     gen_helper_store_fpscr(cpu_fpr[rB(ctx->opcode)], t0);
@@ -2429,12 +2440,13 @@ GEN_HANDLER(mtfsfi, 0x3F, 0x06, 0x04, 0x006f0800, PPC_FLOAT)
     TCGv_i32 t1;
 
     if (unlikely(!ctx->fpu_enabled)) {
-        GEN_EXCP_NO_FP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_FPU);
         return;
     }
     bf = crbD(ctx->opcode) >> 2;
     sh = 7 - bf;
-    gen_optimize_fprf();
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
     gen_reset_fpstatus();
     t0 = tcg_const_i64(FPIMM(ctx->opcode) << (4 * sh));
     t1 = tcg_const_i32(1 << sh);
@@ -2450,426 +2462,354 @@ GEN_HANDLER(mtfsfi, 0x3F, 0x06, 0x04, 0x006f0800, PPC_FLOAT)
 
 /***                           Addressing modes                            ***/
 /* Register indirect with immediate index : EA = (rA|0) + SIMM */
-static always_inline void gen_addr_imm_index (TCGv EA,
-                                              DisasContext *ctx,
-                                              target_long maskl)
+static always_inline void gen_addr_imm_index (DisasContext *ctx, TCGv EA, target_long maskl)
 {
     target_long simm = SIMM(ctx->opcode);
 
     simm &= ~maskl;
-    if (rA(ctx->opcode) == 0)
+    if (rA(ctx->opcode) == 0) {
+#if defined(TARGET_PPC64)
+        if (!ctx->sf_mode) {
+            tcg_gen_movi_tl(EA, (uint32_t)simm);
+        } else
+#endif
         tcg_gen_movi_tl(EA, simm);
-    else if (likely(simm != 0))
+    } else if (likely(simm != 0)) {
         tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], simm);
-    else
+#if defined(TARGET_PPC64)
+        if (!ctx->sf_mode) {
+            tcg_gen_ext32u_tl(EA, EA);
+        }
+#endif
+    } else {
+#if defined(TARGET_PPC64)
+        if (!ctx->sf_mode) {
+            tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]);
+        } else
+#endif
         tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]);
+    }
 }
 
-static always_inline void gen_addr_reg_index (TCGv EA,
-                                              DisasContext *ctx)
+static always_inline void gen_addr_reg_index (DisasContext *ctx, TCGv EA)
 {
-    if (rA(ctx->opcode) == 0)
+    if (rA(ctx->opcode) == 0) {
+#if defined(TARGET_PPC64)
+        if (!ctx->sf_mode) {
+            tcg_gen_ext32u_tl(EA, cpu_gpr[rB(ctx->opcode)]);
+        } else
+#endif
         tcg_gen_mov_tl(EA, cpu_gpr[rB(ctx->opcode)]);
-    else
+    } else {
         tcg_gen_add_tl(EA, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
+#if defined(TARGET_PPC64)
+        if (!ctx->sf_mode) {
+            tcg_gen_ext32u_tl(EA, EA);
+        }
+#endif
+    }
 }
 
-static always_inline void gen_addr_register (TCGv EA,
-                                             DisasContext *ctx)
+static always_inline void gen_addr_register (DisasContext *ctx, TCGv EA)
 {
-    if (rA(ctx->opcode) == 0)
+    if (rA(ctx->opcode) == 0) {
         tcg_gen_movi_tl(EA, 0);
-    else
-        tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]);
-}
-
-#if defined(TARGET_PPC64)
-#define _GEN_MEM_FUNCS(name, mode)                                            \
-    &gen_op_##name##_##mode,                                                  \
-    &gen_op_##name##_le_##mode,                                               \
-    &gen_op_##name##_64_##mode,                                               \
-    &gen_op_##name##_le_64_##mode
-#else
-#define _GEN_MEM_FUNCS(name, mode)                                            \
-    &gen_op_##name##_##mode,                                                  \
-    &gen_op_##name##_le_##mode
-#endif
-#if defined(CONFIG_USER_ONLY)
+    } else {
 #if defined(TARGET_PPC64)
-#define NB_MEM_FUNCS 4
-#else
-#define NB_MEM_FUNCS 2
+        if (!ctx->sf_mode) {
+            tcg_gen_ext32u_tl(EA, cpu_gpr[rA(ctx->opcode)]);
+        } else
 #endif
-#define GEN_MEM_FUNCS(name)                                                   \
-    _GEN_MEM_FUNCS(name, raw)
-#else
+            tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]);
+    }
+}
+
+static always_inline void gen_addr_add (DisasContext *ctx, TCGv ret, TCGv arg1, target_long val)
+{
+    tcg_gen_addi_tl(ret, arg1, val);
 #if defined(TARGET_PPC64)
-#define NB_MEM_FUNCS 12
-#else
-#define NB_MEM_FUNCS 6
-#endif
-#define GEN_MEM_FUNCS(name)                                                   \
-    _GEN_MEM_FUNCS(name, user),                                               \
-    _GEN_MEM_FUNCS(name, kernel),                                             \
-    _GEN_MEM_FUNCS(name, hypv)
+    if (!ctx->sf_mode) {
+        tcg_gen_ext32u_tl(ret, ret);
+    }
 #endif
+}
+
+static always_inline void gen_check_align (DisasContext *ctx, TCGv EA, int mask)
+{
+    int l1 = gen_new_label();
+    TCGv t0 = tcg_temp_new();
+    TCGv_i32 t1, t2;
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
+    tcg_gen_andi_tl(t0, EA, mask);
+    tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
+    t1 = tcg_const_i32(POWERPC_EXCP_ALIGN);
+    t2 = tcg_const_i32(0);
+    gen_helper_raise_exception_err(t1, t2);
+    tcg_temp_free_i32(t1);
+    tcg_temp_free_i32(t2);
+    gen_set_label(l1);
+    tcg_temp_free(t0);
+}
 
 /***                             Integer load                              ***/
-#define op_ldst(name)        (*gen_op_##name[ctx->mem_idx])()
-#define OP_LD_TABLE(width)                                                    \
-static GenOpFunc *gen_op_l##width[NB_MEM_FUNCS] = {                           \
-    GEN_MEM_FUNCS(l##width),                                                  \
-};
-#define OP_ST_TABLE(width)                                                    \
-static GenOpFunc *gen_op_st##width[NB_MEM_FUNCS] = {                          \
-    GEN_MEM_FUNCS(st##width),                                                 \
-};
+static always_inline void gen_qemu_ld8u(DisasContext *ctx, TCGv arg1, TCGv arg2)
+{
+    tcg_gen_qemu_ld8u(arg1, arg2, ctx->mem_idx);
+}
 
+static always_inline void gen_qemu_ld8s(DisasContext *ctx, TCGv arg1, TCGv arg2)
+{
+    tcg_gen_qemu_ld8s(arg1, arg2, ctx->mem_idx);
+}
 
+static always_inline void gen_qemu_ld16u(DisasContext *ctx, TCGv arg1, TCGv arg2)
+{
+    tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx);
+    if (unlikely(ctx->le_mode)) {
 #if defined(TARGET_PPC64)
-#define GEN_QEMU_LD_PPC64(width)                                                 \
-static always_inline void gen_qemu_ld##width##_ppc64(TCGv t0, TCGv t1, int flags)\
-{                                                                                \
-    if (likely(flags & 2))                                                       \
-        tcg_gen_qemu_ld##width(t0, t1, flags >> 2);                              \
-    else {                                                                       \
-        TCGv addr = tcg_temp_new();                                   \
-        tcg_gen_ext32u_tl(addr, t1);                                             \
-        tcg_gen_qemu_ld##width(t0, addr, flags >> 2);                            \
-        tcg_temp_free(addr);                                                     \
-    }                                                                            \
-}
-GEN_QEMU_LD_PPC64(8u)
-GEN_QEMU_LD_PPC64(8s)
-GEN_QEMU_LD_PPC64(16u)
-GEN_QEMU_LD_PPC64(16s)
-GEN_QEMU_LD_PPC64(32u)
-GEN_QEMU_LD_PPC64(32s)
-GEN_QEMU_LD_PPC64(64)
-
-#define GEN_QEMU_ST_PPC64(width)                                                 \
-static always_inline void gen_qemu_st##width##_ppc64(TCGv t0, TCGv t1, int flags)\
-{                                                                                \
-    if (likely(flags & 2))                                                       \
-        tcg_gen_qemu_st##width(t0, t1, flags >> 2);                              \
-    else {                                                                       \
-        TCGv addr = tcg_temp_new();                                   \
-        tcg_gen_ext32u_tl(addr, t1);                                             \
-        tcg_gen_qemu_st##width(t0, addr, flags >> 2);                            \
-        tcg_temp_free(addr);                                                     \
-    }                                                                            \
-}
-GEN_QEMU_ST_PPC64(8)
-GEN_QEMU_ST_PPC64(16)
-GEN_QEMU_ST_PPC64(32)
-GEN_QEMU_ST_PPC64(64)
-
-static always_inline void gen_qemu_ld8u(TCGv arg0, TCGv arg1, int flags)
-{
-    gen_qemu_ld8u_ppc64(arg0, arg1, flags);
-}
-
-static always_inline void gen_qemu_ld8s(TCGv arg0, TCGv arg1, int flags)
-{
-    gen_qemu_ld8s_ppc64(arg0, arg1, flags);
-}
-
-static always_inline void gen_qemu_ld16u(TCGv arg0, TCGv arg1, int flags)
-{
-    if (unlikely(flags & 1)) {
-        TCGv_i32 t0;
-        gen_qemu_ld16u_ppc64(arg0, arg1, flags);
-        t0 = tcg_temp_new_i32();
-        tcg_gen_trunc_tl_i32(t0, arg0);
+        TCGv_i32 t0 = tcg_temp_new_i32();
+        tcg_gen_trunc_tl_i32(t0, arg1);
         tcg_gen_bswap16_i32(t0, t0);
-        tcg_gen_extu_i32_tl(arg0, t0);
+        tcg_gen_extu_i32_tl(arg1, t0);
         tcg_temp_free_i32(t0);
-    } else
-        gen_qemu_ld16u_ppc64(arg0, arg1, flags);
+#else
+        tcg_gen_bswap16_i32(arg1, arg1);
+#endif
+    }
 }
 
-static always_inline void gen_qemu_ld16s(TCGv arg0, TCGv arg1, int flags)
+static always_inline void gen_qemu_ld16s(DisasContext *ctx, TCGv arg1, TCGv arg2)
 {
-    if (unlikely(flags & 1)) {
+    if (unlikely(ctx->le_mode)) {
+#if defined(TARGET_PPC64)
         TCGv_i32 t0;
-        gen_qemu_ld16u_ppc64(arg0, arg1, flags);
+        tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx);
         t0 = tcg_temp_new_i32();
-        tcg_gen_trunc_tl_i32(t0, arg0);
+        tcg_gen_trunc_tl_i32(t0, arg1);
         tcg_gen_bswap16_i32(t0, t0);
-        tcg_gen_extu_i32_tl(arg0, t0);
-        tcg_gen_ext16s_tl(arg0, arg0);
+        tcg_gen_extu_i32_tl(arg1, t0);
+        tcg_gen_ext16s_tl(arg1, arg1);
         tcg_temp_free_i32(t0);
-    } else
-        gen_qemu_ld16s_ppc64(arg0, arg1, flags);
+#else
+        tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx);
+        tcg_gen_bswap16_i32(arg1, arg1);
+        tcg_gen_ext16s_i32(arg1, arg1);
+#endif
+    } else {
+        tcg_gen_qemu_ld16s(arg1, arg2, ctx->mem_idx);
+    }
 }
 
-static always_inline void gen_qemu_ld32u(TCGv arg0, TCGv arg1, int flags)
+static always_inline void gen_qemu_ld32u(DisasContext *ctx, TCGv arg1, TCGv arg2)
 {
-    if (unlikely(flags & 1)) {
-        TCGv_i32 t0;
-        gen_qemu_ld32u_ppc64(arg0, arg1, flags);
-        t0 = tcg_temp_new_i32();
-        tcg_gen_trunc_tl_i32(t0, arg0);
+    tcg_gen_qemu_ld32u(arg1, arg2, ctx->mem_idx);
+    if (unlikely(ctx->le_mode)) {
+#if defined(TARGET_PPC64)
+        TCGv_i32 t0 = tcg_temp_new_i32();
+        tcg_gen_trunc_tl_i32(t0, arg1);
         tcg_gen_bswap_i32(t0, t0);
-        tcg_gen_extu_i32_tl(arg0, t0);
+        tcg_gen_extu_i32_tl(arg1, t0);
         tcg_temp_free_i32(t0);
-    } else
-        gen_qemu_ld32u_ppc64(arg0, arg1, flags);
+#else
+        tcg_gen_bswap_i32(arg1, arg1);
+#endif
+    }
 }
 
-static always_inline void gen_qemu_ld32s(TCGv arg0, TCGv arg1, int flags)
+#if defined(TARGET_PPC64)
+static always_inline void gen_qemu_ld32s(DisasContext *ctx, TCGv arg1, TCGv arg2)
 {
-    if (unlikely(flags & 1)) {
+    if (unlikely(ctx->mem_idx)) {
         TCGv_i32 t0;
-        gen_qemu_ld32u_ppc64(arg0, arg1, flags);
+        tcg_gen_qemu_ld32u(arg1, arg2, ctx->mem_idx);
         t0 = tcg_temp_new_i32();
-        tcg_gen_trunc_tl_i32(t0, arg0);
+        tcg_gen_trunc_tl_i32(t0, arg1);
         tcg_gen_bswap_i32(t0, t0);
-        tcg_gen_ext_i32_tl(arg0, t0);
+        tcg_gen_ext_i32_tl(arg1, t0);
         tcg_temp_free_i32(t0);
     } else
-        gen_qemu_ld32s_ppc64(arg0, arg1, flags);
+        tcg_gen_qemu_ld32s(arg1, arg2, ctx->mem_idx);
 }
+#endif
 
-static always_inline void gen_qemu_ld64(TCGv arg0, TCGv arg1, int flags)
+static always_inline void gen_qemu_ld64(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
 {
-    gen_qemu_ld64_ppc64(arg0, arg1, flags);
-    if (unlikely(flags & 1))
-        tcg_gen_bswap_i64(arg0, arg0);
+    tcg_gen_qemu_ld64(arg1, arg2, ctx->mem_idx);
+    if (unlikely(ctx->le_mode)) {
+        tcg_gen_bswap_i64(arg1, arg1);
+    }
 }
 
-static always_inline void gen_qemu_st8(TCGv arg0, TCGv arg1, int flags)
+static always_inline void gen_qemu_st8(DisasContext *ctx, TCGv arg1, TCGv arg2)
 {
-    gen_qemu_st8_ppc64(arg0, arg1, flags);
+    tcg_gen_qemu_st8(arg1, arg2, ctx->mem_idx);
 }
 
-static always_inline void gen_qemu_st16(TCGv arg0, TCGv arg1, int flags)
+static always_inline void gen_qemu_st16(DisasContext *ctx, TCGv arg1, TCGv arg2)
 {
-    if (unlikely(flags & 1)) {
+    if (unlikely(ctx->le_mode)) {
+#if defined(TARGET_PPC64)
         TCGv_i32 t0;
-        TCGv_i64 t1;
+        TCGv t1;
         t0 = tcg_temp_new_i32();
-        tcg_gen_trunc_tl_i32(t0, arg0);
+        tcg_gen_trunc_tl_i32(t0, arg1);
         tcg_gen_ext16u_i32(t0, t0);
         tcg_gen_bswap16_i32(t0, t0);
-        t1 = tcg_temp_new_i64();
+        t1 = tcg_temp_new();
         tcg_gen_extu_i32_tl(t1, t0);
         tcg_temp_free_i32(t0);
-        gen_qemu_st16_ppc64(t1, arg1, flags);
-        tcg_temp_free_i64(t1);
-    } else
-        gen_qemu_st16_ppc64(arg0, arg1, flags);
+        tcg_gen_qemu_st16(t1, arg2, ctx->mem_idx);
+        tcg_temp_free(t1);
+#else
+        TCGv t0 = tcg_temp_new();
+        tcg_gen_ext16u_tl(t0, arg1);
+        tcg_gen_bswap16_i32(t0, t0);
+        tcg_gen_qemu_st16(t0, arg2, ctx->mem_idx);
+        tcg_temp_free(t0);
+#endif
+    } else {
+        tcg_gen_qemu_st16(arg1, arg2, ctx->mem_idx);
+    }
 }
 
-static always_inline void gen_qemu_st32(TCGv arg0, TCGv arg1, int flags)
+static always_inline void gen_qemu_st32(DisasContext *ctx, TCGv arg1, TCGv arg2)
 {
-    if (unlikely(flags & 1)) {
+    if (unlikely(ctx->le_mode)) {
+#if defined(TARGET_PPC64)
         TCGv_i32 t0;
-        TCGv_i64 t1;
+        TCGv t1;
         t0 = tcg_temp_new_i32();
-        tcg_gen_trunc_tl_i32(t0, arg0);
+        tcg_gen_trunc_tl_i32(t0, arg1);
         tcg_gen_bswap_i32(t0, t0);
-        t1 = tcg_temp_new_i64();
+        t1 = tcg_temp_new();
         tcg_gen_extu_i32_tl(t1, t0);
         tcg_temp_free_i32(t0);
-        gen_qemu_st32_ppc64(t1, arg1, flags);
-        tcg_temp_free_i64(t1);
-    } else
-        gen_qemu_st32_ppc64(arg0, arg1, flags);
+        tcg_gen_qemu_st32(t1, arg2, ctx->mem_idx);
+        tcg_temp_free(t1);
+#else
+        TCGv t0 = tcg_temp_new_i32();
+        tcg_gen_bswap_i32(t0, arg1);
+        tcg_gen_qemu_st32(t0, arg2, ctx->mem_idx);
+        tcg_temp_free(t0);
+#endif
+    } else {
+        tcg_gen_qemu_st32(arg1, arg2, ctx->mem_idx);
+    }
 }
 
-static always_inline void gen_qemu_st64(TCGv arg0, TCGv arg1, int flags)
+static always_inline void gen_qemu_st64(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
 {
-    if (unlikely(flags & 1)) {
+    if (unlikely(ctx->le_mode)) {
         TCGv_i64 t0 = tcg_temp_new_i64();
-        tcg_gen_bswap_i64(t0, arg0);
-        gen_qemu_st64_ppc64(t0, arg1, flags);
+        tcg_gen_bswap_i64(t0, arg1);
+        tcg_gen_qemu_st64(t0, arg2, ctx->mem_idx);
         tcg_temp_free_i64(t0);
     } else
-        gen_qemu_st64_ppc64(arg0, arg1, flags);
-}
-
-
-#else /* defined(TARGET_PPC64) */
-#define GEN_QEMU_LD_PPC32(width)                                                 \
-static always_inline void gen_qemu_ld##width##_ppc32(TCGv arg0, TCGv arg1, int flags)\
-{                                                                                \
-    tcg_gen_qemu_ld##width(arg0, arg1, flags >> 1);                                  \
-}
-GEN_QEMU_LD_PPC32(8u)
-GEN_QEMU_LD_PPC32(8s)
-GEN_QEMU_LD_PPC32(16u)
-GEN_QEMU_LD_PPC32(16s)
-GEN_QEMU_LD_PPC32(32u)
-GEN_QEMU_LD_PPC32(32s)
-
-#define GEN_QEMU_ST_PPC32(width)                                                 \
-static always_inline void gen_qemu_st##width##_ppc32(TCGv arg0, TCGv arg1, int flags)\
-{                                                                                \
-    tcg_gen_qemu_st##width(arg0, arg1, flags >> 1);                                  \
-}
-GEN_QEMU_ST_PPC32(8)
-GEN_QEMU_ST_PPC32(16)
-GEN_QEMU_ST_PPC32(32)
-
-static always_inline void gen_qemu_ld8u(TCGv arg0, TCGv arg1, int flags)
-{
-    gen_qemu_ld8u_ppc32(arg0, arg1, flags >> 1);
-}
-
-static always_inline void gen_qemu_ld8s(TCGv arg0, TCGv arg1, int flags)
-{
-    gen_qemu_ld8s_ppc32(arg0, arg1, flags >> 1);
-}
-
-static always_inline void gen_qemu_ld16u(TCGv arg0, TCGv arg1, int flags)
-{
-    gen_qemu_ld16u_ppc32(arg0, arg1, flags >> 1);
-    if (unlikely(flags & 1))
-        tcg_gen_bswap16_i32(arg0, arg0);
-}
-
-static always_inline void gen_qemu_ld16s(TCGv arg0, TCGv arg1, int flags)
-{
-    if (unlikely(flags & 1)) {
-        gen_qemu_ld16u_ppc32(arg0, arg1, flags);
-        tcg_gen_bswap16_i32(arg0, arg0);
-        tcg_gen_ext16s_i32(arg0, arg0);
-    } else
-        gen_qemu_ld16s_ppc32(arg0, arg1, flags);
-}
-
-static always_inline void gen_qemu_ld32u(TCGv arg0, TCGv arg1, int flags)
-{
-    gen_qemu_ld32u_ppc32(arg0, arg1, flags);
-    if (unlikely(flags & 1))
-        tcg_gen_bswap_i32(arg0, arg0);
-}
-
-static always_inline void gen_qemu_st8(TCGv arg0, TCGv arg1, int flags)
-{
-    gen_qemu_st8_ppc32(arg0, arg1, flags);
-}
-
-static always_inline void gen_qemu_st16(TCGv arg0, TCGv arg1, int flags)
-{
-    if (unlikely(flags & 1)) {
-        TCGv_i32 temp = tcg_temp_new_i32();
-        tcg_gen_ext16u_i32(temp, arg0);
-        tcg_gen_bswap16_i32(temp, temp);
-        gen_qemu_st16_ppc32(temp, arg1, flags);
-        tcg_temp_free_i32(temp);
-    } else
-        gen_qemu_st16_ppc32(arg0, arg1, flags);
-}
-
-static always_inline void gen_qemu_st32(TCGv arg0, TCGv arg1, int flags)
-{
-    if (unlikely(flags & 1)) {
-        TCGv_i32 temp = tcg_temp_new_i32();
-        tcg_gen_bswap_i32(temp, arg0);
-        gen_qemu_st32_ppc32(temp, arg1, flags);
-        tcg_temp_free_i32(temp);
-    } else
-        gen_qemu_st32_ppc32(arg0, arg1, flags);
+        tcg_gen_qemu_st64(arg1, arg2, ctx->mem_idx);
 }
 
-#endif
-
-#define GEN_LD(width, opc, type)                                              \
-GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, type)                      \
+#define GEN_LD(name, ldop, opc, type)                                         \
+GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type)                          \
 {                                                                             \
-    TCGv EA = tcg_temp_new();                                      \
-    gen_addr_imm_index(EA, ctx, 0);                                           \
-    gen_qemu_ld##width(cpu_gpr[rD(ctx->opcode)], EA, ctx->mem_idx);           \
+    TCGv EA;                                                                  \
+    gen_set_access_type(ctx, ACCESS_INT);                                     \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_imm_index(ctx, EA, 0);                                           \
+    gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA);                       \
     tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_LDU(width, opc, type)                                             \
-GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, type)                   \
+#define GEN_LDU(name, ldop, opc, type)                                        \
+GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type)                       \
 {                                                                             \
     TCGv EA;                                                                  \
     if (unlikely(rA(ctx->opcode) == 0 ||                                      \
                  rA(ctx->opcode) == rD(ctx->opcode))) {                       \
-        GEN_EXCP_INVAL(ctx);                                                  \
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);                   \
         return;                                                               \
     }                                                                         \
-    EA = tcg_temp_new();                                           \
+    gen_set_access_type(ctx, ACCESS_INT);                                     \
+    EA = tcg_temp_new();                                                      \
     if (type == PPC_64B)                                                      \
-        gen_addr_imm_index(EA, ctx, 0x03);                                    \
+        gen_addr_imm_index(ctx, EA, 0x03);                                    \
     else                                                                      \
-        gen_addr_imm_index(EA, ctx, 0);                                       \
-    gen_qemu_ld##width(cpu_gpr[rD(ctx->opcode)], EA, ctx->mem_idx);           \
+        gen_addr_imm_index(ctx, EA, 0);                                       \
+    gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA);                       \
     tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);                             \
     tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_LDUX(width, opc2, opc3, type)                                     \
-GEN_HANDLER(l##width##ux, 0x1F, opc2, opc3, 0x00000001, type)                 \
+#define GEN_LDUX(name, ldop, opc2, opc3, type)                                \
+GEN_HANDLER(name##ux, 0x1F, opc2, opc3, 0x00000001, type)                     \
 {                                                                             \
     TCGv EA;                                                                  \
     if (unlikely(rA(ctx->opcode) == 0 ||                                      \
                  rA(ctx->opcode) == rD(ctx->opcode))) {                       \
-        GEN_EXCP_INVAL(ctx);                                                  \
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);                   \
         return;                                                               \
     }                                                                         \
-    EA = tcg_temp_new();                                           \
-    gen_addr_reg_index(EA, ctx);                                              \
-    gen_qemu_ld##width(cpu_gpr[rD(ctx->opcode)], EA, ctx->mem_idx);           \
+    gen_set_access_type(ctx, ACCESS_INT);                                     \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_reg_index(ctx, EA);                                              \
+    gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA);                       \
     tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);                             \
     tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_LDX(width, opc2, opc3, type)                                      \
-GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, type)                  \
+#define GEN_LDX(name, ldop, opc2, opc3, type)                                 \
+GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type)                      \
 {                                                                             \
-    TCGv EA = tcg_temp_new();                                      \
-    gen_addr_reg_index(EA, ctx);                                              \
-    gen_qemu_ld##width(cpu_gpr[rD(ctx->opcode)], EA, ctx->mem_idx);           \
+    TCGv EA;                                                                  \
+    gen_set_access_type(ctx, ACCESS_INT);                                     \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_reg_index(ctx, EA);                                              \
+    gen_qemu_##ldop(ctx, cpu_gpr[rD(ctx->opcode)], EA);                       \
     tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_LDS(width, op, type)                                              \
-GEN_LD(width, op | 0x20, type);                                               \
-GEN_LDU(width, op | 0x21, type);                                              \
-GEN_LDUX(width, 0x17, op | 0x01, type);                                       \
-GEN_LDX(width, 0x17, op | 0x00, type)
+#define GEN_LDS(name, ldop, op, type)                                         \
+GEN_LD(name, ldop, op | 0x20, type);                                          \
+GEN_LDU(name, ldop, op | 0x21, type);                                         \
+GEN_LDUX(name, ldop, 0x17, op | 0x01, type);                                  \
+GEN_LDX(name, ldop, 0x17, op | 0x00, type)
 
 /* lbz lbzu lbzux lbzx */
-GEN_LDS(8u, 0x02, PPC_INTEGER);
+GEN_LDS(lbz, ld8u, 0x02, PPC_INTEGER);
 /* lha lhau lhaux lhax */
-GEN_LDS(16s, 0x0A, PPC_INTEGER);
+GEN_LDS(lha, ld16s, 0x0A, PPC_INTEGER);
 /* lhz lhzu lhzux lhzx */
-GEN_LDS(16u, 0x08, PPC_INTEGER);
+GEN_LDS(lhz, ld16u, 0x08, PPC_INTEGER);
 /* lwz lwzu lwzux lwzx */
-GEN_LDS(32u, 0x00, PPC_INTEGER);
+GEN_LDS(lwz, ld32u, 0x00, PPC_INTEGER);
 #if defined(TARGET_PPC64)
 /* lwaux */
-GEN_LDUX(32s, 0x15, 0x0B, PPC_64B);
+GEN_LDUX(lwa, ld32s, 0x15, 0x0B, PPC_64B);
 /* lwax */
-GEN_LDX(32s, 0x15, 0x0A, PPC_64B);
+GEN_LDX(lwa, ld32s, 0x15, 0x0A, PPC_64B);
 /* ldux */
-GEN_LDUX(64, 0x15, 0x01, PPC_64B);
+GEN_LDUX(ld, ld64, 0x15, 0x01, PPC_64B);
 /* ldx */
-GEN_LDX(64, 0x15, 0x00, PPC_64B);
+GEN_LDX(ld, ld64, 0x15, 0x00, PPC_64B);
 GEN_HANDLER(ld, 0x3A, 0xFF, 0xFF, 0x00000000, PPC_64B)
 {
     TCGv EA;
     if (Rc(ctx->opcode)) {
         if (unlikely(rA(ctx->opcode) == 0 ||
                      rA(ctx->opcode) == rD(ctx->opcode))) {
-            GEN_EXCP_INVAL(ctx);
+            gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
             return;
         }
     }
+    gen_set_access_type(ctx, ACCESS_INT);
     EA = tcg_temp_new();
-    gen_addr_imm_index(EA, ctx, 0x03);
+    gen_addr_imm_index(ctx, EA, 0x03);
     if (ctx->opcode & 0x02) {
         /* lwa (lwau is undefined) */
-        gen_qemu_ld32s(cpu_gpr[rD(ctx->opcode)], EA, ctx->mem_idx);
+        gen_qemu_ld32s(ctx, cpu_gpr[rD(ctx->opcode)], EA);
     } else {
         /* ld - ldu */
-        gen_qemu_ld64(cpu_gpr[rD(ctx->opcode)], EA, ctx->mem_idx);
+        gen_qemu_ld64(ctx, cpu_gpr[rD(ctx->opcode)], EA);
     }
     if (Rc(ctx->opcode))
         tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);
@@ -2879,104 +2819,111 @@ GEN_HANDLER(ld, 0x3A, 0xFF, 0xFF, 0x00000000, PPC_64B)
 GEN_HANDLER(lq, 0x38, 0xFF, 0xFF, 0x00000000, PPC_64BX)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
     int ra, rd;
     TCGv EA;
 
     /* Restore CPU state */
-    if (unlikely(ctx->supervisor == 0)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(ctx->mem_idx == 0)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     ra = rA(ctx->opcode);
     rd = rD(ctx->opcode);
     if (unlikely((rd & 1) || rd == ra)) {
-        GEN_EXCP_INVAL(ctx);
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
         return;
     }
-    if (unlikely(ctx->mem_idx & 1)) {
+    if (unlikely(ctx->le_mode)) {
         /* Little-endian mode is not handled */
-        GEN_EXCP(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
+        gen_exception_err(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
         return;
     }
+    gen_set_access_type(ctx, ACCESS_INT);
     EA = tcg_temp_new();
-    gen_addr_imm_index(EA, ctx, 0x0F);
-    gen_qemu_ld64(cpu_gpr[rd], EA, ctx->mem_idx);
-    tcg_gen_addi_tl(EA, EA, 8);
-    gen_qemu_ld64(cpu_gpr[rd+1], EA, ctx->mem_idx);
+    gen_addr_imm_index(ctx, EA, 0x0F);
+    gen_qemu_ld64(ctx, cpu_gpr[rd], EA);
+    gen_addr_add(ctx, EA, EA, 8);
+    gen_qemu_ld64(ctx, cpu_gpr[rd+1], EA);
     tcg_temp_free(EA);
 #endif
 }
 #endif
 
 /***                              Integer store                            ***/
-#define GEN_ST(width, opc, type)                                              \
-GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, type)                     \
+#define GEN_ST(name, stop, opc, type)                                         \
+GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type)                          \
 {                                                                             \
-    TCGv EA = tcg_temp_new();                                      \
-    gen_addr_imm_index(EA, ctx, 0);                                           \
-    gen_qemu_st##width(cpu_gpr[rS(ctx->opcode)], EA, ctx->mem_idx);       \
+    TCGv EA;                                                                  \
+    gen_set_access_type(ctx, ACCESS_INT);                                     \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_imm_index(ctx, EA, 0);                                           \
+    gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA);                       \
     tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_STU(width, opc, type)                                             \
-GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, type)                  \
+#define GEN_STU(name, stop, opc, type)                                        \
+GEN_HANDLER(stop##u, opc, 0xFF, 0xFF, 0x00000000, type)                       \
 {                                                                             \
     TCGv EA;                                                                  \
     if (unlikely(rA(ctx->opcode) == 0)) {                                     \
-        GEN_EXCP_INVAL(ctx);                                                  \
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);                   \
         return;                                                               \
     }                                                                         \
-    EA = tcg_temp_new();                                           \
+    gen_set_access_type(ctx, ACCESS_INT);                                     \
+    EA = tcg_temp_new();                                                      \
     if (type == PPC_64B)                                                      \
-        gen_addr_imm_index(EA, ctx, 0x03);                                    \
+        gen_addr_imm_index(ctx, EA, 0x03);                                    \
     else                                                                      \
-        gen_addr_imm_index(EA, ctx, 0);                                       \
-    gen_qemu_st##width(cpu_gpr[rS(ctx->opcode)], EA, ctx->mem_idx);           \
+        gen_addr_imm_index(ctx, EA, 0);                                       \
+    gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA);                       \
     tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);                             \
     tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_STUX(width, opc2, opc3, type)                                     \
-GEN_HANDLER(st##width##ux, 0x1F, opc2, opc3, 0x00000001, type)                \
+#define GEN_STUX(name, stop, opc2, opc3, type)                                \
+GEN_HANDLER(name##ux, 0x1F, opc2, opc3, 0x00000001, type)                     \
 {                                                                             \
     TCGv EA;                                                                  \
     if (unlikely(rA(ctx->opcode) == 0)) {                                     \
-        GEN_EXCP_INVAL(ctx);                                                  \
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);                   \
         return;                                                               \
     }                                                                         \
-    EA = tcg_temp_new();                                           \
-    gen_addr_reg_index(EA, ctx);                                              \
-    gen_qemu_st##width(cpu_gpr[rS(ctx->opcode)], EA, ctx->mem_idx);           \
+    gen_set_access_type(ctx, ACCESS_INT);                                     \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_reg_index(ctx, EA);                                              \
+    gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA);                       \
     tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);                             \
     tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_STX(width, opc2, opc3, type)                                      \
-GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, type)                 \
+#define GEN_STX(name, stop, opc2, opc3, type)                                 \
+GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type)                      \
 {                                                                             \
-    TCGv EA = tcg_temp_new();                                      \
-    gen_addr_reg_index(EA, ctx);                                              \
-    gen_qemu_st##width(cpu_gpr[rS(ctx->opcode)], EA, ctx->mem_idx);           \
+    TCGv EA;                                                                  \
+    gen_set_access_type(ctx, ACCESS_INT);                                     \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_reg_index(ctx, EA);                                              \
+    gen_qemu_##stop(ctx, cpu_gpr[rS(ctx->opcode)], EA);                       \
     tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_STS(width, op, type)                                              \
-GEN_ST(width, op | 0x20, type);                                               \
-GEN_STU(width, op | 0x21, type);                                              \
-GEN_STUX(width, 0x17, op | 0x01, type);                                       \
-GEN_STX(width, 0x17, op | 0x00, type)
+#define GEN_STS(name, stop, op, type)                                         \
+GEN_ST(name, stop, op | 0x20, type);                                          \
+GEN_STU(name, stop, op | 0x21, type);                                         \
+GEN_STUX(name, stop, 0x17, op | 0x01, type);                                  \
+GEN_STX(name, stop, 0x17, op | 0x00, type)
 
 /* stb stbu stbux stbx */
-GEN_STS(8, 0x06, PPC_INTEGER);
+GEN_STS(stb, st8, 0x06, PPC_INTEGER);
 /* sth sthu sthux sthx */
-GEN_STS(16, 0x0C, PPC_INTEGER);
+GEN_STS(sth, st16, 0x0C, PPC_INTEGER);
 /* stw stwu stwux stwx */
-GEN_STS(32, 0x04, PPC_INTEGER);
+GEN_STS(stw, st32, 0x04, PPC_INTEGER);
 #if defined(TARGET_PPC64)
-GEN_STUX(64, 0x15, 0x05, PPC_64B);
-GEN_STX(64, 0x15, 0x04, PPC_64B);
+GEN_STUX(std, st64, 0x15, 0x05, PPC_64B);
+GEN_STX(std, st64, 0x15, 0x04, PPC_64B);
 GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000000, PPC_64B)
 {
     int rs;
@@ -2985,40 +2932,42 @@ GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000000, PPC_64B)
     rs = rS(ctx->opcode);
     if ((ctx->opcode & 0x3) == 0x2) {
 #if defined(CONFIG_USER_ONLY)
-        GEN_EXCP_PRIVOPC(ctx);
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
         /* stq */
-        if (unlikely(ctx->supervisor == 0)) {
-            GEN_EXCP_PRIVOPC(ctx);
+        if (unlikely(ctx->mem_idx == 0)) {
+            gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
             return;
         }
         if (unlikely(rs & 1)) {
-            GEN_EXCP_INVAL(ctx);
+            gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
             return;
         }
-        if (unlikely(ctx->mem_idx & 1)) {
+        if (unlikely(ctx->le_mode)) {
             /* Little-endian mode is not handled */
-            GEN_EXCP(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
+            gen_exception_err(ctx, POWERPC_EXCP_ALIGN, POWERPC_EXCP_ALIGN_LE);
             return;
         }
+        gen_set_access_type(ctx, ACCESS_INT);
         EA = tcg_temp_new();
-        gen_addr_imm_index(EA, ctx, 0x03);
-        gen_qemu_st64(cpu_gpr[rs], EA, ctx->mem_idx);
-        tcg_gen_addi_tl(EA, EA, 8);
-        gen_qemu_st64(cpu_gpr[rs+1], EA, ctx->mem_idx);
+        gen_addr_imm_index(ctx, EA, 0x03);
+        gen_qemu_st64(ctx, cpu_gpr[rs], EA);
+        gen_addr_add(ctx, EA, EA, 8);
+        gen_qemu_st64(ctx, cpu_gpr[rs+1], EA);
         tcg_temp_free(EA);
 #endif
     } else {
         /* std / stdu */
         if (Rc(ctx->opcode)) {
             if (unlikely(rA(ctx->opcode) == 0)) {
-                GEN_EXCP_INVAL(ctx);
+                gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
                 return;
             }
         }
+        gen_set_access_type(ctx, ACCESS_INT);
         EA = tcg_temp_new();
-        gen_addr_imm_index(EA, ctx, 0x03);
-        gen_qemu_st64(cpu_gpr[rs], EA, ctx->mem_idx);
+        gen_addr_imm_index(ctx, EA, 0x03);
+        gen_qemu_st64(ctx, cpu_gpr[rs], EA);
         if (Rc(ctx->opcode))
             tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);
         tcg_temp_free(EA);
@@ -3027,123 +2976,131 @@ GEN_HANDLER(std, 0x3E, 0xFF, 0xFF, 0x00000000, PPC_64B)
 #endif
 /***                Integer load and store with byte reverse               ***/
 /* lhbrx */
-void always_inline gen_qemu_ld16ur(TCGv t0, TCGv t1, int flags)
+static void always_inline gen_qemu_ld16ur(DisasContext *ctx, TCGv arg1, TCGv arg2)
 {
-    TCGv_i32 temp = tcg_temp_new_i32();
-    gen_qemu_ld16u(t0, t1, flags);
-    tcg_gen_trunc_tl_i32(temp, t0);
-    tcg_gen_bswap16_i32(temp, temp);
-    tcg_gen_extu_i32_tl(t0, temp);
-    tcg_temp_free_i32(temp);
+    tcg_gen_qemu_ld16u(arg1, arg2, ctx->mem_idx);
+    if (likely(!ctx->le_mode)) {
+#if defined(TARGET_PPC64)
+        TCGv_i32 t0 = tcg_temp_new_i32();
+        tcg_gen_trunc_tl_i32(t0, arg1);
+        tcg_gen_bswap16_i32(t0, t0);
+        tcg_gen_extu_i32_tl(arg1, t0);
+        tcg_temp_free_i32(t0);
+#else
+        tcg_gen_bswap16_i32(arg1, arg1);
+#endif
+    }
 }
-GEN_LDX(16ur, 0x16, 0x18, PPC_INTEGER);
+GEN_LDX(lhbr, ld16ur, 0x16, 0x18, PPC_INTEGER);
 
 /* lwbrx */
-void always_inline gen_qemu_ld32ur(TCGv t0, TCGv t1, int flags)
+static void always_inline gen_qemu_ld32ur(DisasContext *ctx, TCGv arg1, TCGv arg2)
 {
-    TCGv_i32 temp = tcg_temp_new_i32();
-    gen_qemu_ld32u(t0, t1, flags);
-    tcg_gen_trunc_tl_i32(temp, t0);
-    tcg_gen_bswap_i32(temp, temp);
-    tcg_gen_extu_i32_tl(t0, temp);
-    tcg_temp_free_i32(temp);
+    tcg_gen_qemu_ld32u(arg1, arg2, ctx->mem_idx);
+    if (likely(!ctx->le_mode)) {
+#if defined(TARGET_PPC64)
+        TCGv_i32 t0 = tcg_temp_new_i32();
+        tcg_gen_trunc_tl_i32(t0, arg1);
+        tcg_gen_bswap_i32(t0, t0);
+        tcg_gen_extu_i32_tl(arg1, t0);
+        tcg_temp_free_i32(t0);
+#else
+        tcg_gen_bswap_i32(arg1, arg1);
+#endif
+    }
 }
-GEN_LDX(32ur, 0x16, 0x10, PPC_INTEGER);
+GEN_LDX(lwbr, ld32ur, 0x16, 0x10, PPC_INTEGER);
 
 /* sthbrx */
-void always_inline gen_qemu_st16r(TCGv t0, TCGv t1, int flags)
-{
-    TCGv_i32 temp = tcg_temp_new_i32();
-    TCGv t2 = tcg_temp_new();
-    tcg_gen_trunc_tl_i32(temp, t0);
-    tcg_gen_ext16u_i32(temp, temp);
-    tcg_gen_bswap16_i32(temp, temp);
-    tcg_gen_extu_i32_tl(t2, temp);
-    tcg_temp_free_i32(temp);
-    gen_qemu_st16(t2, t1, flags);
-    tcg_temp_free(t2);
-}
-GEN_STX(16r, 0x16, 0x1C, PPC_INTEGER);
-
-/* stwbrx */
-void always_inline gen_qemu_st32r(TCGv t0, TCGv t1, int flags)
-{
-    TCGv_i32 temp = tcg_temp_new_i32();
-    TCGv t2 = tcg_temp_new();
-    tcg_gen_trunc_tl_i32(temp, t0);
-    tcg_gen_bswap_i32(temp, temp);
-    tcg_gen_extu_i32_tl(t2, temp);
-    tcg_temp_free_i32(temp);
-    gen_qemu_st32(t2, t1, flags);
-    tcg_temp_free(t2);
-}
-GEN_STX(32r, 0x16, 0x14, PPC_INTEGER);
-
-/***                    Integer load and store multiple                    ***/
-#define op_ldstm(name, reg) (*gen_op_##name[ctx->mem_idx])(reg)
-static GenOpFunc1 *gen_op_lmw[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(lmw),
-};
-static GenOpFunc1 *gen_op_stmw[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(stmw),
-};
-
-/* lmw */
-GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
+static void always_inline gen_qemu_st16r(DisasContext *ctx, TCGv arg1, TCGv arg2)
 {
-    /* NIP cannot be restored if the memory exception comes from an helper */
+    if (likely(!ctx->le_mode)) {
+#if defined(TARGET_PPC64)
+        TCGv_i32 t0;
+        TCGv t1;
+        t0 = tcg_temp_new_i32();
+        tcg_gen_trunc_tl_i32(t0, arg1);
+        tcg_gen_ext16u_i32(t0, t0);
+        tcg_gen_bswap16_i32(t0, t0);
+        t1 = tcg_temp_new();
+        tcg_gen_extu_i32_tl(t1, t0);
+        tcg_temp_free_i32(t0);
+        tcg_gen_qemu_st16(t1, arg2, ctx->mem_idx);
+        tcg_temp_free(t1);
+#else
+        TCGv t0 = tcg_temp_new();
+        tcg_gen_ext16u_tl(t0, arg1);
+        tcg_gen_bswap16_i32(t0, t0);
+        tcg_gen_qemu_st16(t0, arg2, ctx->mem_idx);
+        tcg_temp_free(t0);
+#endif
+    } else {
+        tcg_gen_qemu_st16(arg1, arg2, ctx->mem_idx);
+    }
+}
+GEN_STX(sthbr, st16r, 0x16, 0x1C, PPC_INTEGER);
+
+/* stwbrx */
+static void always_inline gen_qemu_st32r(DisasContext *ctx, TCGv arg1, TCGv arg2)
+{
+    if (likely(!ctx->le_mode)) {
+#if defined(TARGET_PPC64)
+        TCGv_i32 t0;
+        TCGv t1;
+        t0 = tcg_temp_new_i32();
+        tcg_gen_trunc_tl_i32(t0, arg1);
+        tcg_gen_bswap_i32(t0, t0);
+        t1 = tcg_temp_new();
+        tcg_gen_extu_i32_tl(t1, t0);
+        tcg_temp_free_i32(t0);
+        tcg_gen_qemu_st32(t1, arg2, ctx->mem_idx);
+        tcg_temp_free(t1);
+#else
+        TCGv t0 = tcg_temp_new_i32();
+        tcg_gen_bswap_i32(t0, arg1);
+        tcg_gen_qemu_st32(t0, arg2, ctx->mem_idx);
+        tcg_temp_free(t0);
+#endif
+    } else {
+        tcg_gen_qemu_st32(arg1, arg2, ctx->mem_idx);
+    }
+}
+GEN_STX(stwbr, st32r, 0x16, 0x14, PPC_INTEGER);
+
+/***                    Integer load and store multiple                    ***/
+/* lmw */
+GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
+{
+    TCGv t0;
+    TCGv_i32 t1;
+    gen_set_access_type(ctx, ACCESS_INT);
+    /* NIP cannot be restored if the memory exception comes from an helper */
     gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_imm_index(cpu_T[0], ctx, 0);
-    op_ldstm(lmw, rD(ctx->opcode));
+    t0 = tcg_temp_new();
+    t1 = tcg_const_i32(rD(ctx->opcode));
+    gen_addr_imm_index(ctx, t0, 0);
+    gen_helper_lmw(t0, t1);
+    tcg_temp_free(t0);
+    tcg_temp_free_i32(t1);
 }
 
 /* stmw */
 GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
 {
+    TCGv t0;
+    TCGv_i32 t1;
+    gen_set_access_type(ctx, ACCESS_INT);
     /* NIP cannot be restored if the memory exception comes from an helper */
     gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_imm_index(cpu_T[0], ctx, 0);
-    op_ldstm(stmw, rS(ctx->opcode));
+    t0 = tcg_temp_new();
+    t1 = tcg_const_i32(rS(ctx->opcode));
+    gen_addr_imm_index(ctx, t0, 0);
+    gen_helper_stmw(t0, t1);
+    tcg_temp_free(t0);
+    tcg_temp_free_i32(t1);
 }
 
 /***                    Integer load and store strings                     ***/
-#define op_ldsts(name, start) (*gen_op_##name[ctx->mem_idx])(start)
-#define op_ldstsx(name, rd, ra, rb) (*gen_op_##name[ctx->mem_idx])(rd, ra, rb)
-/* string load & stores are by definition endian-safe */
-#define gen_op_lswi_le_raw       gen_op_lswi_raw
-#define gen_op_lswi_le_user      gen_op_lswi_user
-#define gen_op_lswi_le_kernel    gen_op_lswi_kernel
-#define gen_op_lswi_le_hypv      gen_op_lswi_hypv
-#define gen_op_lswi_le_64_raw    gen_op_lswi_raw
-#define gen_op_lswi_le_64_user   gen_op_lswi_user
-#define gen_op_lswi_le_64_kernel gen_op_lswi_kernel
-#define gen_op_lswi_le_64_hypv   gen_op_lswi_hypv
-static GenOpFunc1 *gen_op_lswi[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(lswi),
-};
-#define gen_op_lswx_le_raw       gen_op_lswx_raw
-#define gen_op_lswx_le_user      gen_op_lswx_user
-#define gen_op_lswx_le_kernel    gen_op_lswx_kernel
-#define gen_op_lswx_le_hypv      gen_op_lswx_hypv
-#define gen_op_lswx_le_64_raw    gen_op_lswx_raw
-#define gen_op_lswx_le_64_user   gen_op_lswx_user
-#define gen_op_lswx_le_64_kernel gen_op_lswx_kernel
-#define gen_op_lswx_le_64_hypv   gen_op_lswx_hypv
-static GenOpFunc3 *gen_op_lswx[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(lswx),
-};
-#define gen_op_stsw_le_raw       gen_op_stsw_raw
-#define gen_op_stsw_le_user      gen_op_stsw_user
-#define gen_op_stsw_le_kernel    gen_op_stsw_kernel
-#define gen_op_stsw_le_hypv      gen_op_stsw_hypv
-#define gen_op_stsw_le_64_raw    gen_op_stsw_raw
-#define gen_op_stsw_le_64_user   gen_op_stsw_user
-#define gen_op_stsw_le_64_kernel gen_op_stsw_kernel
-#define gen_op_stsw_le_64_hypv   gen_op_stsw_hypv
-static GenOpFunc1 *gen_op_stsw[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(stsw),
-};
-
 /* lswi */
 /* PowerPC32 specification says we must generate an exception if
  * rA is in the range of registers to be loaded.
@@ -3152,6 +3109,8 @@ static GenOpFunc1 *gen_op_stsw[NB_MEM_FUNCS] = {
  */
 GEN_HANDLER(lswi, 0x1F, 0x15, 0x12, 0x00000001, PPC_STRING)
 {
+    TCGv t0;
+    TCGv_i32 t1, t2;
     int nb = NB(ctx->opcode);
     int start = rD(ctx->opcode);
     int ra = rA(ctx->opcode);
@@ -3163,55 +3122,81 @@ GEN_HANDLER(lswi, 0x1F, 0x15, 0x12, 0x00000001, PPC_STRING)
     if (unlikely(((start + nr) > 32  &&
                   start <= ra && (start + nr - 32) > ra) ||
                  ((start + nr) <= 32 && start <= ra && (start + nr) > ra))) {
-        GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM,
-                 POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_LSWX);
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX);
         return;
     }
+    gen_set_access_type(ctx, ACCESS_INT);
     /* NIP cannot be restored if the memory exception comes from an helper */
     gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_register(cpu_T[0], ctx);
-    tcg_gen_movi_tl(cpu_T[1], nb);
-    op_ldsts(lswi, start);
+    t0 = tcg_temp_new();
+    gen_addr_register(ctx, t0);
+    t1 = tcg_const_i32(nb);
+    t2 = tcg_const_i32(start);
+    gen_helper_lsw(t0, t1, t2);
+    tcg_temp_free(t0);
+    tcg_temp_free_i32(t1);
+    tcg_temp_free_i32(t2);
 }
 
 /* lswx */
 GEN_HANDLER(lswx, 0x1F, 0x15, 0x10, 0x00000001, PPC_STRING)
 {
-    int ra = rA(ctx->opcode);
-    int rb = rB(ctx->opcode);
-
+    TCGv t0;
+    TCGv_i32 t1, t2, t3;
+    gen_set_access_type(ctx, ACCESS_INT);
     /* NIP cannot be restored if the memory exception comes from an helper */
     gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_reg_index(cpu_T[0], ctx);
-    if (ra == 0) {
-        ra = rb;
-    }
-    tcg_gen_andi_tl(cpu_T[1], cpu_xer, 0x7F);
-    op_ldstsx(lswx, rD(ctx->opcode), ra, rb);
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    t1 = tcg_const_i32(rD(ctx->opcode));
+    t2 = tcg_const_i32(rA(ctx->opcode));
+    t3 = tcg_const_i32(rB(ctx->opcode));
+    gen_helper_lswx(t0, t1, t2, t3);
+    tcg_temp_free(t0);
+    tcg_temp_free_i32(t1);
+    tcg_temp_free_i32(t2);
+    tcg_temp_free_i32(t3);
 }
 
 /* stswi */
 GEN_HANDLER(stswi, 0x1F, 0x15, 0x16, 0x00000001, PPC_STRING)
 {
+    TCGv t0;
+    TCGv_i32 t1, t2;
     int nb = NB(ctx->opcode);
-
+    gen_set_access_type(ctx, ACCESS_INT);
     /* NIP cannot be restored if the memory exception comes from an helper */
     gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_register(cpu_T[0], ctx);
+    t0 = tcg_temp_new();
+    gen_addr_register(ctx, t0);
     if (nb == 0)
         nb = 32;
-    tcg_gen_movi_tl(cpu_T[1], nb);
-    op_ldsts(stsw, rS(ctx->opcode));
+    t1 = tcg_const_i32(nb);
+    t2 = tcg_const_i32(rS(ctx->opcode));
+    gen_helper_stsw(t0, t1, t2);
+    tcg_temp_free(t0);
+    tcg_temp_free_i32(t1);
+    tcg_temp_free_i32(t2);
 }
 
 /* stswx */
 GEN_HANDLER(stswx, 0x1F, 0x15, 0x14, 0x00000001, PPC_STRING)
 {
+    TCGv t0;
+    TCGv_i32 t1, t2;
+    gen_set_access_type(ctx, ACCESS_INT);
     /* NIP cannot be restored if the memory exception comes from an helper */
     gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_reg_index(cpu_T[0], ctx);
-    tcg_gen_andi_tl(cpu_T[1], cpu_xer, 0x7F);
-    op_ldsts(stsw, rS(ctx->opcode));
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    t1 = tcg_temp_new_i32();
+    tcg_gen_trunc_tl_i32(t1, cpu_xer);
+    tcg_gen_andi_i32(t1, t1, 0x7F);
+    t2 = tcg_const_i32(rS(ctx->opcode));
+    gen_helper_stsw(t0, t1, t2);
+    tcg_temp_free(t0);
+    tcg_temp_free_i32(t1);
+    tcg_temp_free_i32(t2);
 }
 
 /***                        Memory synchronisation                         ***/
@@ -3223,66 +3208,76 @@ GEN_HANDLER(eieio, 0x1F, 0x16, 0x1A, 0x03FFF801, PPC_MEM_EIEIO)
 /* isync */
 GEN_HANDLER(isync, 0x13, 0x16, 0x04, 0x03FFF801, PPC_MEM)
 {
-    GEN_STOP(ctx);
+    gen_stop_exception(ctx);
 }
 
-#define op_lwarx() (*gen_op_lwarx[ctx->mem_idx])()
-#define op_stwcx() (*gen_op_stwcx[ctx->mem_idx])()
-static GenOpFunc *gen_op_lwarx[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(lwarx),
-};
-static GenOpFunc *gen_op_stwcx[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(stwcx),
-};
-
 /* lwarx */
 GEN_HANDLER(lwarx, 0x1F, 0x14, 0x00, 0x00000001, PPC_RES)
 {
-    /* NIP cannot be restored if the memory exception comes from an helper */
-    gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_reg_index(cpu_T[0], ctx);
-    op_lwarx();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[1]);
+    TCGv t0;
+    gen_set_access_type(ctx, ACCESS_RES);
+    t0 = tcg_temp_local_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_check_align(ctx, t0, 0x03);
+    gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_gen_mov_tl(cpu_reserve, t0);
+    tcg_temp_free(t0);
 }
 
 /* stwcx. */
 GEN_HANDLER2(stwcx_, "stwcx.", 0x1F, 0x16, 0x04, 0x00000000, PPC_RES)
 {
-    /* NIP cannot be restored if the memory exception comes from an helper */
-    gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_reg_index(cpu_T[0], ctx);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]);
-    op_stwcx();
+    int l1;
+    TCGv t0;
+    gen_set_access_type(ctx, ACCESS_RES);
+    t0 = tcg_temp_local_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_check_align(ctx, t0, 0x03);
+    tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
+    tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO);
+    tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1);
+    l1 = gen_new_label();
+    tcg_gen_brcond_tl(TCG_COND_NE, t0, cpu_reserve, l1);
+    tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 1 << CRF_EQ);
+    gen_qemu_st32(ctx, cpu_gpr[rS(ctx->opcode)], t0);
+    gen_set_label(l1);
+    tcg_gen_movi_tl(cpu_reserve, -1);
+    tcg_temp_free(t0);
 }
 
 #if defined(TARGET_PPC64)
-#define op_ldarx() (*gen_op_ldarx[ctx->mem_idx])()
-#define op_stdcx() (*gen_op_stdcx[ctx->mem_idx])()
-static GenOpFunc *gen_op_ldarx[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(ldarx),
-};
-static GenOpFunc *gen_op_stdcx[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(stdcx),
-};
-
 /* ldarx */
 GEN_HANDLER(ldarx, 0x1F, 0x14, 0x02, 0x00000001, PPC_64B)
 {
-    /* NIP cannot be restored if the memory exception comes from an helper */
-    gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_reg_index(cpu_T[0], ctx);
-    op_ldarx();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[1]);
+    TCGv t0;
+    gen_set_access_type(ctx, ACCESS_RES);
+    t0 = tcg_temp_local_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_check_align(ctx, t0, 0x07);
+    gen_qemu_ld64(ctx, cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_gen_mov_tl(cpu_reserve, t0);
+    tcg_temp_free(t0);
 }
 
 /* stdcx. */
 GEN_HANDLER2(stdcx_, "stdcx.", 0x1F, 0x16, 0x06, 0x00000000, PPC_64B)
 {
-    /* NIP cannot be restored if the memory exception comes from an helper */
-    gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_reg_index(cpu_T[0], ctx);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]);
-    op_stdcx();
+    int l1;
+    TCGv t0;
+    gen_set_access_type(ctx, ACCESS_RES);
+    t0 = tcg_temp_local_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_check_align(ctx, t0, 0x07);
+    tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
+    tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO);
+    tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1);
+    l1 = gen_new_label();
+    tcg_gen_brcond_tl(TCG_COND_NE, t0, cpu_reserve, l1);
+    tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 1 << CRF_EQ);
+    gen_qemu_st64(ctx, cpu_gpr[rS(ctx->opcode)], t0);
+    gen_set_label(l1);
+    tcg_gen_movi_tl(cpu_reserve, -1);
+    tcg_temp_free(t0);
 }
 #endif /* defined(TARGET_PPC64) */
 
@@ -3294,157 +3289,209 @@ GEN_HANDLER(sync, 0x1F, 0x16, 0x12, 0x039FF801, PPC_MEM_SYNC)
 /* wait */
 GEN_HANDLER(wait, 0x1F, 0x1E, 0x01, 0x03FFF801, PPC_WAIT)
 {
+    TCGv_i32 t0 = tcg_temp_new_i32();
+    tcg_gen_st_i32(t0, cpu_env, offsetof(CPUState, halted));
+    tcg_temp_free_i32(t0);
     /* Stop translation, as the CPU is supposed to sleep from now */
-    gen_op_wait();
-    GEN_EXCP(ctx, EXCP_HLT, 1);
+    gen_exception_err(ctx, EXCP_HLT, 1);
 }
 
 /***                         Floating-point load                           ***/
-#define GEN_LDF(width, opc, type)                                             \
-GEN_HANDLER(l##width, opc, 0xFF, 0xFF, 0x00000000, type)                      \
+#define GEN_LDF(name, ldop, opc, type)                                        \
+GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type)                          \
 {                                                                             \
+    TCGv EA;                                                                  \
     if (unlikely(!ctx->fpu_enabled)) {                                        \
-        GEN_EXCP_NO_FP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_FPU);                                 \
         return;                                                               \
     }                                                                         \
-    gen_addr_imm_index(cpu_T[0], ctx, 0);                                     \
-    op_ldst(l##width);                                                        \
-    tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]);                     \
+    gen_set_access_type(ctx, ACCESS_FLOAT);                                   \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_imm_index(ctx, EA, 0);                                           \
+    gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA);                       \
+    tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_LDUF(width, opc, type)                                            \
-GEN_HANDLER(l##width##u, opc, 0xFF, 0xFF, 0x00000000, type)                   \
+#define GEN_LDUF(name, ldop, opc, type)                                       \
+GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type)                       \
 {                                                                             \
+    TCGv EA;                                                                  \
     if (unlikely(!ctx->fpu_enabled)) {                                        \
-        GEN_EXCP_NO_FP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_FPU);                                 \
         return;                                                               \
     }                                                                         \
     if (unlikely(rA(ctx->opcode) == 0)) {                                     \
-        GEN_EXCP_INVAL(ctx);                                                  \
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);                   \
         return;                                                               \
     }                                                                         \
-    gen_addr_imm_index(cpu_T[0], ctx, 0);                                     \
-    op_ldst(l##width);                                                        \
-    tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]);                     \
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);                       \
+    gen_set_access_type(ctx, ACCESS_FLOAT);                                   \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_imm_index(ctx, EA, 0);                                           \
+    gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA);                       \
+    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);                             \
+    tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_LDUXF(width, opc, type)                                           \
-GEN_HANDLER(l##width##ux, 0x1F, 0x17, opc, 0x00000001, type)                  \
+#define GEN_LDUXF(name, ldop, opc, type)                                      \
+GEN_HANDLER(name##ux, 0x1F, 0x17, opc, 0x00000001, type)                      \
 {                                                                             \
+    TCGv EA;                                                                  \
     if (unlikely(!ctx->fpu_enabled)) {                                        \
-        GEN_EXCP_NO_FP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_FPU);                                 \
         return;                                                               \
     }                                                                         \
     if (unlikely(rA(ctx->opcode) == 0)) {                                     \
-        GEN_EXCP_INVAL(ctx);                                                  \
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);                   \
         return;                                                               \
     }                                                                         \
-    gen_addr_reg_index(cpu_T[0], ctx);                                        \
-    op_ldst(l##width);                                                        \
-    tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]);                     \
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);                       \
+    gen_set_access_type(ctx, ACCESS_FLOAT);                                   \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_reg_index(ctx, EA);                                              \
+    gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA);                       \
+    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);                             \
+    tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_LDXF(width, opc2, opc3, type)                                     \
-GEN_HANDLER(l##width##x, 0x1F, opc2, opc3, 0x00000001, type)                  \
+#define GEN_LDXF(name, ldop, opc2, opc3, type)                                \
+GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type)                      \
 {                                                                             \
+    TCGv EA;                                                                  \
     if (unlikely(!ctx->fpu_enabled)) {                                        \
-        GEN_EXCP_NO_FP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_FPU);                                 \
         return;                                                               \
     }                                                                         \
-    gen_addr_reg_index(cpu_T[0], ctx);                                        \
-    op_ldst(l##width);                                                        \
-    tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]);                     \
+    gen_set_access_type(ctx, ACCESS_FLOAT);                                   \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_reg_index(ctx, EA);                                              \
+    gen_qemu_##ldop(ctx, cpu_fpr[rD(ctx->opcode)], EA);                       \
+    tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_LDFS(width, op, type)                                             \
-OP_LD_TABLE(width);                                                           \
-GEN_LDF(width, op | 0x20, type);                                              \
-GEN_LDUF(width, op | 0x21, type);                                             \
-GEN_LDUXF(width, op | 0x01, type);                                            \
-GEN_LDXF(width, 0x17, op | 0x00, type)
+#define GEN_LDFS(name, ldop, op, type)                                        \
+GEN_LDF(name, ldop, op | 0x20, type);                                         \
+GEN_LDUF(name, ldop, op | 0x21, type);                                        \
+GEN_LDUXF(name, ldop, op | 0x01, type);                                       \
+GEN_LDXF(name, ldop, 0x17, op | 0x00, type)
 
-/* lfd lfdu lfdux lfdx */
-GEN_LDFS(fd, 0x12, PPC_FLOAT);
-/* lfs lfsu lfsux lfsx */
-GEN_LDFS(fs, 0x10, PPC_FLOAT);
+static always_inline void gen_qemu_ld32fs(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
+{
+    TCGv t0 = tcg_temp_new();
+    TCGv_i32 t1 = tcg_temp_new_i32();
+    gen_qemu_ld32u(ctx, t0, arg2);
+    tcg_gen_trunc_tl_i32(t1, t0);
+    tcg_temp_free(t0);
+    gen_helper_float32_to_float64(arg1, t1);
+    tcg_temp_free_i32(t1);
+}
+
+ /* lfd lfdu lfdux lfdx */
+GEN_LDFS(lfd, ld64, 0x12, PPC_FLOAT);
+ /* lfs lfsu lfsux lfsx */
+GEN_LDFS(lfs, ld32fs, 0x10, PPC_FLOAT);
 
 /***                         Floating-point store                          ***/
-#define GEN_STF(width, opc, type)                                             \
-GEN_HANDLER(st##width, opc, 0xFF, 0xFF, 0x00000000, type)                     \
+#define GEN_STF(name, stop, opc, type)                                        \
+GEN_HANDLER(name, opc, 0xFF, 0xFF, 0x00000000, type)                          \
 {                                                                             \
+    TCGv EA;                                                                  \
     if (unlikely(!ctx->fpu_enabled)) {                                        \
-        GEN_EXCP_NO_FP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_FPU);                                 \
         return;                                                               \
     }                                                                         \
-    gen_addr_imm_index(cpu_T[0], ctx, 0);                                     \
-    tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]);                     \
-    op_ldst(st##width);                                                       \
+    gen_set_access_type(ctx, ACCESS_FLOAT);                                   \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_imm_index(ctx, EA, 0);                                           \
+    gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA);                       \
+    tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_STUF(width, opc, type)                                            \
-GEN_HANDLER(st##width##u, opc, 0xFF, 0xFF, 0x00000000, type)                  \
+#define GEN_STUF(name, stop, opc, type)                                       \
+GEN_HANDLER(name##u, opc, 0xFF, 0xFF, 0x00000000, type)                       \
 {                                                                             \
+    TCGv EA;                                                                  \
     if (unlikely(!ctx->fpu_enabled)) {                                        \
-        GEN_EXCP_NO_FP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_FPU);                                 \
         return;                                                               \
     }                                                                         \
     if (unlikely(rA(ctx->opcode) == 0)) {                                     \
-        GEN_EXCP_INVAL(ctx);                                                  \
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);                   \
         return;                                                               \
     }                                                                         \
-    gen_addr_imm_index(cpu_T[0], ctx, 0);                                     \
-    tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]);                     \
-    op_ldst(st##width);                                                       \
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);                       \
+    gen_set_access_type(ctx, ACCESS_FLOAT);                                   \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_imm_index(ctx, EA, 0);                                           \
+    gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA);                       \
+    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);                             \
+    tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_STUXF(width, opc, type)                                           \
-GEN_HANDLER(st##width##ux, 0x1F, 0x17, opc, 0x00000001, type)                 \
+#define GEN_STUXF(name, stop, opc, type)                                      \
+GEN_HANDLER(name##ux, 0x1F, 0x17, opc, 0x00000001, type)                      \
 {                                                                             \
+    TCGv EA;                                                                  \
     if (unlikely(!ctx->fpu_enabled)) {                                        \
-        GEN_EXCP_NO_FP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_FPU);                                 \
         return;                                                               \
     }                                                                         \
     if (unlikely(rA(ctx->opcode) == 0)) {                                     \
-        GEN_EXCP_INVAL(ctx);                                                  \
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);                   \
         return;                                                               \
     }                                                                         \
-    gen_addr_reg_index(cpu_T[0], ctx);                                        \
-    tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]);                     \
-    op_ldst(st##width);                                                       \
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);                       \
+    gen_set_access_type(ctx, ACCESS_FLOAT);                                   \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_reg_index(ctx, EA);                                              \
+    gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA);                       \
+    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], EA);                             \
+    tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_STXF(width, opc2, opc3, type)                                     \
-GEN_HANDLER(st##width##x, 0x1F, opc2, opc3, 0x00000001, type)                 \
+#define GEN_STXF(name, stop, opc2, opc3, type)                                \
+GEN_HANDLER(name##x, 0x1F, opc2, opc3, 0x00000001, type)                      \
 {                                                                             \
+    TCGv EA;                                                                  \
     if (unlikely(!ctx->fpu_enabled)) {                                        \
-        GEN_EXCP_NO_FP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_FPU);                                 \
         return;                                                               \
     }                                                                         \
-    gen_addr_reg_index(cpu_T[0], ctx);                                        \
-    tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]);                     \
-    op_ldst(st##width);                                                       \
+    gen_set_access_type(ctx, ACCESS_FLOAT);                                   \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_reg_index(ctx, EA);                                              \
+    gen_qemu_##stop(ctx, cpu_fpr[rS(ctx->opcode)], EA);                       \
+    tcg_temp_free(EA);                                                        \
 }
 
-#define GEN_STFS(width, op, type)                                             \
-OP_ST_TABLE(width);                                                           \
-GEN_STF(width, op | 0x20, type);                                              \
-GEN_STUF(width, op | 0x21, type);                                             \
-GEN_STUXF(width, op | 0x01, type);                                            \
-GEN_STXF(width, 0x17, op | 0x00, type)
+#define GEN_STFS(name, stop, op, type)                                        \
+GEN_STF(name, stop, op | 0x20, type);                                         \
+GEN_STUF(name, stop, op | 0x21, type);                                        \
+GEN_STUXF(name, stop, op | 0x01, type);                                       \
+GEN_STXF(name, stop, 0x17, op | 0x00, type)
+
+static always_inline void gen_qemu_st32fs(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
+{
+    TCGv_i32 t0 = tcg_temp_new_i32();
+    TCGv t1 = tcg_temp_new();
+    gen_helper_float64_to_float32(t0, arg1);
+    tcg_gen_extu_i32_tl(t1, t0);
+    tcg_temp_free_i32(t0);
+    gen_qemu_st32(ctx, t1, arg2);
+    tcg_temp_free(t1);
+}
 
 /* stfd stfdu stfdux stfdx */
-GEN_STFS(fd, 0x16, PPC_FLOAT);
+GEN_STFS(stfd, st64, 0x16, PPC_FLOAT);
 /* stfs stfsu stfsux stfsx */
-GEN_STFS(fs, 0x14, PPC_FLOAT);
+GEN_STFS(stfs, st32fs, 0x14, PPC_FLOAT);
 
 /* Optional: */
+static always_inline void gen_qemu_st32fiw(DisasContext *ctx, TCGv_i64 arg1, TCGv arg2)
+{
+    TCGv t0 = tcg_temp_new();
+    tcg_gen_trunc_i64_tl(t0, arg1),
+    gen_qemu_st32(ctx, t0, arg2);
+    tcg_temp_free(t0);
+}
 /* stfiwx */
-OP_ST_TABLE(fiw);
-GEN_STXF(fiw, 0x17, 0x1E, PPC_FLOAT_STFIWX);
+GEN_STXF(stfiw, st32fiw, 0x17, 0x1E, PPC_FLOAT_STFIWX);
 
 /***                                Branch                                 ***/
 static always_inline void gen_goto_tb (DisasContext *ctx, int n,
@@ -3469,12 +3516,11 @@ static always_inline void gen_goto_tb (DisasContext *ctx, int n,
                 ctx->exception == POWERPC_EXCP_BRANCH) {
                 target_ulong tmp = ctx->nip;
                 ctx->nip = dest;
-                GEN_EXCP(ctx, POWERPC_EXCP_TRACE, 0);
+                gen_exception(ctx, POWERPC_EXCP_TRACE);
                 ctx->nip = tmp;
             }
             if (ctx->singlestep_enabled & GDBSTUB_SINGLE_STEP) {
-                gen_update_nip(ctx, dest);
-                gen_helper_raise_debug();
+                gen_debug_exception(ctx);
             }
         }
         tcg_gen_exit_tb(0);
@@ -3538,7 +3584,7 @@ static always_inline void gen_bcond (DisasContext *ctx, int type)
         /* Decrement and test CTR */
         TCGv temp = tcg_temp_new();
         if (unlikely(type == BCOND_CTR)) {
-            GEN_EXCP_INVAL(ctx);
+            gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
             return;
         }
         tcg_gen_subi_tl(cpu_ctr, cpu_ctr, 1);
@@ -3668,19 +3714,19 @@ GEN_HANDLER(mcrf, 0x13, 0x00, 0xFF, 0x00000001, PPC_INTEGER)
 }
 
 /***                           System linkage                              ***/
-/* rfi (supervisor only) */
+/* rfi (mem_idx only) */
 GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
     /* Restore CPU state */
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    gen_op_rfi();
-    GEN_SYNC(ctx);
+    gen_helper_rfi();
+    gen_sync_exception(ctx);
 #endif
 }
 
@@ -3688,30 +3734,30 @@ GEN_HANDLER(rfi, 0x13, 0x12, 0x01, 0x03FF8001, PPC_FLOW)
 GEN_HANDLER(rfid, 0x13, 0x12, 0x00, 0x03FF8001, PPC_64B)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
     /* Restore CPU state */
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    gen_op_rfid();
-    GEN_SYNC(ctx);
+    gen_helper_rfid();
+    gen_sync_exception(ctx);
 #endif
 }
 
 GEN_HANDLER(hrfid, 0x13, 0x12, 0x08, 0x03FF8001, PPC_64H)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
     /* Restore CPU state */
-    if (unlikely(ctx->supervisor <= 1)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(ctx->mem_idx <= 1)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    gen_op_hrfid();
-    GEN_SYNC(ctx);
+    gen_helper_hrfid();
+    gen_sync_exception(ctx);
 #endif
 }
 #endif
@@ -3727,49 +3773,53 @@ GEN_HANDLER(sc, 0x11, 0xFF, 0xFF, 0x03FFF01D, PPC_FLOW)
     uint32_t lev;
 
     lev = (ctx->opcode >> 5) & 0x7F;
-    GEN_EXCP(ctx, POWERPC_SYSCALL, lev);
+    gen_exception_err(ctx, POWERPC_SYSCALL, lev);
 }
 
 /***                                Trap                                   ***/
 /* tw */
 GEN_HANDLER(tw, 0x1F, 0x04, 0x00, 0x00000001, PPC_FLOW)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
+    TCGv_i32 t0 = tcg_const_i32(TO(ctx->opcode));
     /* Update the nip since this might generate a trap exception */
     gen_update_nip(ctx, ctx->nip);
-    gen_op_tw(TO(ctx->opcode));
+    gen_helper_tw(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0);
+    tcg_temp_free_i32(t0);
 }
 
 /* twi */
 GEN_HANDLER(twi, 0x03, 0xFF, 0xFF, 0x00000000, PPC_FLOW)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_movi_tl(cpu_T[1], SIMM(ctx->opcode));
+    TCGv t0 = tcg_const_tl(SIMM(ctx->opcode));
+    TCGv_i32 t1 = tcg_const_i32(TO(ctx->opcode));
     /* Update the nip since this might generate a trap exception */
     gen_update_nip(ctx, ctx->nip);
-    gen_op_tw(TO(ctx->opcode));
+    gen_helper_tw(cpu_gpr[rA(ctx->opcode)], t0, t1);
+    tcg_temp_free(t0);
+    tcg_temp_free_i32(t1);
 }
 
 #if defined(TARGET_PPC64)
 /* td */
 GEN_HANDLER(td, 0x1F, 0x04, 0x02, 0x00000001, PPC_64B)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
+    TCGv_i32 t0 = tcg_const_i32(TO(ctx->opcode));
     /* Update the nip since this might generate a trap exception */
     gen_update_nip(ctx, ctx->nip);
-    gen_op_td(TO(ctx->opcode));
+    gen_helper_td(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], t0);
+    tcg_temp_free_i32(t0);
 }
 
 /* tdi */
 GEN_HANDLER(tdi, 0x02, 0xFF, 0xFF, 0x00000000, PPC_64B)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_movi_tl(cpu_T[1], SIMM(ctx->opcode));
+    TCGv t0 = tcg_const_tl(SIMM(ctx->opcode));
+    TCGv_i32 t1 = tcg_const_i32(TO(ctx->opcode));
     /* Update the nip since this might generate a trap exception */
     gen_update_nip(ctx, ctx->nip);
-    gen_op_td(TO(ctx->opcode));
+    gen_helper_td(cpu_gpr[rA(ctx->opcode)], t0, t1);
+    tcg_temp_free(t0);
+    tcg_temp_free_i32(t1);
 }
 #endif
 
@@ -3802,14 +3852,13 @@ GEN_HANDLER(mfcr, 0x1F, 0x13, 0x00, 0x00000801, PPC_MISC)
 GEN_HANDLER(mfmsr, 0x1F, 0x13, 0x02, 0x001FF801, PPC_MISC)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    gen_op_load_msr();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_msr);
 #endif
 }
 
@@ -3827,21 +3876,20 @@ static void spr_noaccess (void *opaque, int sprn)
 /* mfspr */
 static always_inline void gen_op_mfspr (DisasContext *ctx)
 {
-    void (*read_cb)(void *opaque, int sprn);
+    void (*read_cb)(void *opaque, int gprn, int sprn);
     uint32_t sprn = SPR(ctx->opcode);
 
 #if !defined(CONFIG_USER_ONLY)
-    if (ctx->supervisor == 2)
+    if (ctx->mem_idx == 2)
         read_cb = ctx->spr_cb[sprn].hea_read;
-    else if (ctx->supervisor)
+    else if (ctx->mem_idx)
         read_cb = ctx->spr_cb[sprn].oea_read;
     else
 #endif
         read_cb = ctx->spr_cb[sprn].uea_read;
     if (likely(read_cb != NULL)) {
         if (likely(read_cb != SPR_NOACCESS)) {
-            (*read_cb)(ctx, sprn);
-            tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+            (*read_cb)(ctx, rD(ctx->opcode), sprn);
         } else {
             /* Privilege exception */
             /* This is a hack to avoid warnings when running Linux:
@@ -3849,25 +3897,20 @@ static always_inline void gen_op_mfspr (DisasContext *ctx)
              * allowing userland application to read the PVR
              */
             if (sprn != SPR_PVR) {
-                if (loglevel != 0) {
-                    fprintf(logfile, "Trying to read privileged spr %d %03x at "
+                qemu_log("Trying to read privileged spr %d %03x at "
                             ADDRX "\n", sprn, sprn, ctx->nip);
-                }
                 printf("Trying to read privileged spr %d %03x at " ADDRX "\n",
                        sprn, sprn, ctx->nip);
             }
-            GEN_EXCP_PRIVREG(ctx);
+            gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         }
     } else {
         /* Not defined */
-        if (loglevel != 0) {
-            fprintf(logfile, "Trying to read invalid spr %d %03x at "
+        qemu_log("Trying to read invalid spr %d %03x at "
                     ADDRX "\n", sprn, sprn, ctx->nip);
-        }
         printf("Trying to read invalid spr %d %03x at " ADDRX "\n",
                sprn, sprn, ctx->nip);
-        GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM,
-                 POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_SPR);
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_SPR);
     }
 }
 
@@ -3907,26 +3950,29 @@ GEN_HANDLER(mtcrf, 0x1F, 0x10, 0x04, 0x00000801, PPC_MISC)
 GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
     if (ctx->opcode & 0x00010000) {
         /* Special form that does not need any synchronisation */
-        gen_op_update_riee();
+        TCGv t0 = tcg_temp_new();
+        tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE));
+        tcg_gen_andi_tl(cpu_msr, cpu_msr, ~((1 << MSR_RI) | (1 << MSR_EE)));
+        tcg_gen_or_tl(cpu_msr, cpu_msr, t0);
+        tcg_temp_free(t0);
     } else {
         /* XXX: we need to update nip before the store
          *      if we enter power saving mode, we will exit the loop
          *      directly from ppc_store_msr
          */
         gen_update_nip(ctx, ctx->nip);
-        gen_op_store_msr();
+        gen_helper_store_msr(cpu_gpr[rS(ctx->opcode)]);
         /* Must stop the translation as machine state (may have) changed */
         /* Note that mtmsr is not always defined as context-synchronizing */
-        ctx->exception = POWERPC_EXCP_STOP;
+        gen_stop_exception(ctx);
     }
 #endif
 }
@@ -3935,16 +3981,19 @@ GEN_HANDLER(mtmsrd, 0x1F, 0x12, 0x05, 0x001EF801, PPC_64B)
 GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001FF801, PPC_MISC)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
     if (ctx->opcode & 0x00010000) {
         /* Special form that does not need any synchronisation */
-        gen_op_update_riee();
+        TCGv t0 = tcg_temp_new();
+        tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1 << MSR_RI) | (1 << MSR_EE));
+        tcg_gen_andi_tl(cpu_msr, cpu_msr, ~((1 << MSR_RI) | (1 << MSR_EE)));
+        tcg_gen_or_tl(cpu_msr, cpu_msr, t0);
+        tcg_temp_free(t0);
     } else {
         /* XXX: we need to update nip before the store
          *      if we enter power saving mode, we will exit the loop
@@ -3952,14 +4001,21 @@ GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001FF801, PPC_MISC)
          */
         gen_update_nip(ctx, ctx->nip);
 #if defined(TARGET_PPC64)
-        if (!ctx->sf_mode)
-            gen_op_store_msr_32();
-        else
+        if (!ctx->sf_mode) {
+            TCGv t0 = tcg_temp_new();
+            TCGv t1 = tcg_temp_new();
+            tcg_gen_andi_tl(t0, cpu_msr, 0xFFFFFFFF00000000ULL);
+            tcg_gen_ext32u_tl(t1, cpu_gpr[rS(ctx->opcode)]);
+            tcg_gen_or_tl(t0, t0, t1);
+            tcg_temp_free(t1);
+            gen_helper_store_msr(t0);
+            tcg_temp_free(t0);
+        } else
 #endif
-            gen_op_store_msr();
+            gen_helper_store_msr(cpu_gpr[rS(ctx->opcode)]);
         /* Must stop the translation as machine state (may have) changed */
-        /* Note that mtmsrd is not always defined as context-synchronizing */
-        ctx->exception = POWERPC_EXCP_STOP;
+        /* Note that mtmsr is not always defined as context-synchronizing */
+        gen_stop_exception(ctx);
     }
 #endif
 }
@@ -3967,41 +4023,35 @@ GEN_HANDLER(mtmsr, 0x1F, 0x12, 0x04, 0x001FF801, PPC_MISC)
 /* mtspr */
 GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000001, PPC_MISC)
 {
-    void (*write_cb)(void *opaque, int sprn);
+    void (*write_cb)(void *opaque, int sprn, int gprn);
     uint32_t sprn = SPR(ctx->opcode);
 
 #if !defined(CONFIG_USER_ONLY)
-    if (ctx->supervisor == 2)
+    if (ctx->mem_idx == 2)
         write_cb = ctx->spr_cb[sprn].hea_write;
-    else if (ctx->supervisor)
+    else if (ctx->mem_idx)
         write_cb = ctx->spr_cb[sprn].oea_write;
     else
 #endif
         write_cb = ctx->spr_cb[sprn].uea_write;
     if (likely(write_cb != NULL)) {
         if (likely(write_cb != SPR_NOACCESS)) {
-            tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-            (*write_cb)(ctx, sprn);
+            (*write_cb)(ctx, sprn, rS(ctx->opcode));
         } else {
             /* Privilege exception */
-            if (loglevel != 0) {
-                fprintf(logfile, "Trying to write privileged spr %d %03x at "
+            qemu_log("Trying to write privileged spr %d %03x at "
                         ADDRX "\n", sprn, sprn, ctx->nip);
-            }
             printf("Trying to write privileged spr %d %03x at " ADDRX "\n",
                    sprn, sprn, ctx->nip);
-            GEN_EXCP_PRIVREG(ctx);
+            gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         }
     } else {
         /* Not defined */
-        if (loglevel != 0) {
-            fprintf(logfile, "Trying to write invalid spr %d %03x at "
+        qemu_log("Trying to write invalid spr %d %03x at "
                     ADDRX "\n", sprn, sprn, ctx->nip);
-        }
         printf("Trying to write invalid spr %d %03x at " ADDRX "\n",
                sprn, sprn, ctx->nip);
-        GEN_EXCP(ctx, POWERPC_EXCP_PROGRAM,
-                 POWERPC_EXCP_INVAL | POWERPC_EXCP_INVAL_SPR);
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_SPR);
     }
 }
 
@@ -4010,9 +4060,11 @@ GEN_HANDLER(mtspr, 0x1F, 0x13, 0x0E, 0x00000001, PPC_MISC)
 GEN_HANDLER(dcbf, 0x1F, 0x16, 0x02, 0x03C00001, PPC_CACHE)
 {
     /* XXX: specification says this is treated as a load by the MMU */
-    TCGv t0 = tcg_temp_new();
-    gen_addr_reg_index(t0, ctx);
-    gen_qemu_ld8u(t0, t0, ctx->mem_idx);
+    TCGv t0;
+    gen_set_access_type(ctx, ACCESS_CACHE);
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_qemu_ld8u(ctx, t0, t0);
     tcg_temp_free(t0);
 }
 
@@ -4020,19 +4072,20 @@ GEN_HANDLER(dcbf, 0x1F, 0x16, 0x02, 0x03C00001, PPC_CACHE)
 GEN_HANDLER(dcbi, 0x1F, 0x16, 0x0E, 0x03E00001, PPC_CACHE)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
     TCGv EA, val;
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     EA = tcg_temp_new();
-    gen_addr_reg_index(EA, ctx);
+    gen_set_access_type(ctx, ACCESS_CACHE);
+    gen_addr_reg_index(ctx, EA);
     val = tcg_temp_new();
     /* XXX: specification says this should be treated as a store by the MMU */
-    gen_qemu_ld8u(val, EA, ctx->mem_idx);
-    gen_qemu_st8(val, EA, ctx->mem_idx);
+    gen_qemu_ld8u(ctx, val, EA);
+    gen_qemu_st8(ctx, val, EA);
     tcg_temp_free(val);
     tcg_temp_free(EA);
 #endif
@@ -4042,9 +4095,11 @@ GEN_HANDLER(dcbi, 0x1F, 0x16, 0x0E, 0x03E00001, PPC_CACHE)
 GEN_HANDLER(dcbst, 0x1F, 0x16, 0x01, 0x03E00001, PPC_CACHE)
 {
     /* XXX: specification say this is treated as a load by the MMU */
-    TCGv t0 = tcg_temp_new();
-    gen_addr_reg_index(t0, ctx);
-    gen_qemu_ld8u(t0, t0, ctx->mem_idx);
+    TCGv t0;
+    gen_set_access_type(ctx, ACCESS_CACHE);
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_qemu_ld8u(ctx, t0, t0);
     tcg_temp_free(t0);
 }
 
@@ -4067,117 +4122,71 @@ GEN_HANDLER(dcbtst, 0x1F, 0x16, 0x07, 0x02000001, PPC_CACHE)
 }
 
 /* dcbz */
-#define op_dcbz(n) (*gen_op_dcbz[n][ctx->mem_idx])()
-static GenOpFunc *gen_op_dcbz[4][NB_MEM_FUNCS] = {
-    /* 32 bytes cache line size */
-    {
-#define gen_op_dcbz_l32_le_raw        gen_op_dcbz_l32_raw
-#define gen_op_dcbz_l32_le_user       gen_op_dcbz_l32_user
-#define gen_op_dcbz_l32_le_kernel     gen_op_dcbz_l32_kernel
-#define gen_op_dcbz_l32_le_hypv       gen_op_dcbz_l32_hypv
-#define gen_op_dcbz_l32_le_64_raw     gen_op_dcbz_l32_64_raw
-#define gen_op_dcbz_l32_le_64_user    gen_op_dcbz_l32_64_user
-#define gen_op_dcbz_l32_le_64_kernel  gen_op_dcbz_l32_64_kernel
-#define gen_op_dcbz_l32_le_64_hypv    gen_op_dcbz_l32_64_hypv
-        GEN_MEM_FUNCS(dcbz_l32),
-    },
-    /* 64 bytes cache line size */
-    {
-#define gen_op_dcbz_l64_le_raw        gen_op_dcbz_l64_raw
-#define gen_op_dcbz_l64_le_user       gen_op_dcbz_l64_user
-#define gen_op_dcbz_l64_le_kernel     gen_op_dcbz_l64_kernel
-#define gen_op_dcbz_l64_le_hypv       gen_op_dcbz_l64_hypv
-#define gen_op_dcbz_l64_le_64_raw     gen_op_dcbz_l64_64_raw
-#define gen_op_dcbz_l64_le_64_user    gen_op_dcbz_l64_64_user
-#define gen_op_dcbz_l64_le_64_kernel  gen_op_dcbz_l64_64_kernel
-#define gen_op_dcbz_l64_le_64_hypv    gen_op_dcbz_l64_64_hypv
-        GEN_MEM_FUNCS(dcbz_l64),
-    },
-    /* 128 bytes cache line size */
-    {
-#define gen_op_dcbz_l128_le_raw       gen_op_dcbz_l128_raw
-#define gen_op_dcbz_l128_le_user      gen_op_dcbz_l128_user
-#define gen_op_dcbz_l128_le_kernel    gen_op_dcbz_l128_kernel
-#define gen_op_dcbz_l128_le_hypv      gen_op_dcbz_l128_hypv
-#define gen_op_dcbz_l128_le_64_raw    gen_op_dcbz_l128_64_raw
-#define gen_op_dcbz_l128_le_64_user   gen_op_dcbz_l128_64_user
-#define gen_op_dcbz_l128_le_64_kernel gen_op_dcbz_l128_64_kernel
-#define gen_op_dcbz_l128_le_64_hypv   gen_op_dcbz_l128_64_hypv
-        GEN_MEM_FUNCS(dcbz_l128),
-    },
-    /* tunable cache line size */
-    {
-#define gen_op_dcbz_le_raw            gen_op_dcbz_raw
-#define gen_op_dcbz_le_user           gen_op_dcbz_user
-#define gen_op_dcbz_le_kernel         gen_op_dcbz_kernel
-#define gen_op_dcbz_le_hypv           gen_op_dcbz_hypv
-#define gen_op_dcbz_le_64_raw         gen_op_dcbz_64_raw
-#define gen_op_dcbz_le_64_user        gen_op_dcbz_64_user
-#define gen_op_dcbz_le_64_kernel      gen_op_dcbz_64_kernel
-#define gen_op_dcbz_le_64_hypv        gen_op_dcbz_64_hypv
-        GEN_MEM_FUNCS(dcbz),
-    },
-};
+GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03E00001, PPC_CACHE_DCBZ)
+{
+    TCGv t0;
+    gen_set_access_type(ctx, ACCESS_CACHE);
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_helper_dcbz(t0);
+    tcg_temp_free(t0);
+}
 
-static always_inline void handler_dcbz (DisasContext *ctx,
-                                        int dcache_line_size)
+GEN_HANDLER2(dcbz_970, "dcbz", 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZT)
 {
-    int n;
+    TCGv t0;
+    gen_set_access_type(ctx, ACCESS_CACHE);
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    if (ctx->opcode & 0x00200000)
+        gen_helper_dcbz(t0);
+    else
+        gen_helper_dcbz_970(t0);
+    tcg_temp_free(t0);
+}
 
-    switch (dcache_line_size) {
-    case 32:
-        n = 0;
-        break;
-    case 64:
-        n = 1;
-        break;
-    case 128:
-        n = 2;
-        break;
-    default:
-        n = 3;
-        break;
+/* dst / dstt */
+GEN_HANDLER(dst, 0x1F, 0x16, 0x0A, 0x01800001, PPC_ALTIVEC)
+{
+    if (rA(ctx->opcode) == 0) {
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX);
+    } else {
+        /* interpreted as no-op */
     }
-    op_dcbz(n);
 }
 
-GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03E00001, PPC_CACHE_DCBZ)
+/* dstst /dststt */
+GEN_HANDLER(dstst, 0x1F, 0x16, 0x0B, 0x02000001, PPC_ALTIVEC)
 {
-    gen_addr_reg_index(cpu_T[0], ctx);
-    handler_dcbz(ctx, ctx->dcache_line_size);
-    gen_op_check_reservation();
+    if (rA(ctx->opcode) == 0) {
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_LSWX);
+    } else {
+        /* interpreted as no-op */
+    }
+
 }
 
-GEN_HANDLER2(dcbz_970, "dcbz", 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZT)
+/* dss / dssall */
+GEN_HANDLER(dss, 0x1F, 0x16, 0x19, 0x019FF801, PPC_ALTIVEC)
 {
-    gen_addr_reg_index(cpu_T[0], ctx);
-    if (ctx->opcode & 0x00200000)
-        handler_dcbz(ctx, ctx->dcache_line_size);
-    else
-        handler_dcbz(ctx, -1);
-    gen_op_check_reservation();
+    /* interpreted as no-op */
 }
 
 /* icbi */
-#define op_icbi() (*gen_op_icbi[ctx->mem_idx])()
-#define gen_op_icbi_le_raw       gen_op_icbi_raw
-#define gen_op_icbi_le_user      gen_op_icbi_user
-#define gen_op_icbi_le_kernel    gen_op_icbi_kernel
-#define gen_op_icbi_le_hypv      gen_op_icbi_hypv
-#define gen_op_icbi_le_64_raw    gen_op_icbi_64_raw
-#define gen_op_icbi_le_64_user   gen_op_icbi_64_user
-#define gen_op_icbi_le_64_kernel gen_op_icbi_64_kernel
-#define gen_op_icbi_le_64_hypv   gen_op_icbi_64_hypv
-static GenOpFunc *gen_op_icbi[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(icbi),
-};
-
 GEN_HANDLER(icbi, 0x1F, 0x16, 0x1E, 0x03E00001, PPC_CACHE_ICBI)
 {
+    TCGv t0;
+    gen_set_access_type(ctx, ACCESS_CACHE);
     /* NIP cannot be restored if the memory exception comes from an helper */
     gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_reg_index(cpu_T[0], ctx);
-    op_icbi();
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_helper_icbi(t0);
+    tcg_temp_free(t0);
 }
 
 /* Optional: */
@@ -4196,15 +4205,16 @@ GEN_HANDLER(dcba, 0x1F, 0x16, 0x17, 0x03E00001, PPC_CACHE_DCBA)
 GEN_HANDLER(mfsr, 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_movi_tl(cpu_T[1], SR(ctx->opcode));
-    gen_op_load_sr();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    t0 = tcg_const_tl(SR(ctx->opcode));
+    gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_temp_free(t0);
 #endif
 }
 
@@ -4212,16 +4222,18 @@ GEN_HANDLER(mfsr, 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT)
 GEN_HANDLER(mfsrin, 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_srli_T1(28);
-    gen_op_load_sr();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    t0 = tcg_temp_new();
+    tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
+    tcg_gen_andi_tl(t0, t0, 0xF);
+    gen_helper_load_sr(cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_temp_free(t0);
 #endif
 }
 
@@ -4229,15 +4241,16 @@ GEN_HANDLER(mfsrin, 0x1F, 0x13, 0x14, 0x001F0001, PPC_SEGMENT)
 GEN_HANDLER(mtsr, 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_movi_tl(cpu_T[1], SR(ctx->opcode));
-    gen_op_store_sr();
+    t0 = tcg_const_tl(SR(ctx->opcode));
+    gen_helper_store_sr(t0, cpu_gpr[rS(ctx->opcode)]);
+    tcg_temp_free(t0);
 #endif
 }
 
@@ -4245,16 +4258,18 @@ GEN_HANDLER(mtsr, 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT)
 GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_srli_T1(28);
-    gen_op_store_sr();
+    t0 = tcg_temp_new();
+    tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
+    tcg_gen_andi_tl(t0, t0, 0xF);
+    gen_helper_store_sr(t0, cpu_gpr[rD(ctx->opcode)]);
+    tcg_temp_free(t0);
 #endif
 }
 
@@ -4264,15 +4279,16 @@ GEN_HANDLER(mtsrin, 0x1F, 0x12, 0x07, 0x001F0001, PPC_SEGMENT)
 GEN_HANDLER2(mfsr_64b, "mfsr", 0x1F, 0x13, 0x12, 0x0010F801, PPC_SEGMENT_64B)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_movi_tl(cpu_T[1], SR(ctx->opcode));
-    gen_op_load_slb();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    t0 = tcg_const_tl(SR(ctx->opcode));
+    gen_helper_load_slb(cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_temp_free(t0);
 #endif
 }
 
@@ -4281,16 +4297,18 @@ GEN_HANDLER2(mfsrin_64b, "mfsrin", 0x1F, 0x13, 0x14, 0x001F0001,
              PPC_SEGMENT_64B)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_srli_T1(28);
-    gen_op_load_slb();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    t0 = tcg_temp_new();
+    tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
+    tcg_gen_andi_tl(t0, t0, 0xF);
+    gen_helper_load_slb(cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_temp_free(t0);
 #endif
 }
 
@@ -4298,15 +4316,16 @@ GEN_HANDLER2(mfsrin_64b, "mfsrin", 0x1F, 0x13, 0x14, 0x001F0001,
 GEN_HANDLER2(mtsr_64b, "mtsr", 0x1F, 0x12, 0x06, 0x0010F801, PPC_SEGMENT_64B)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_movi_tl(cpu_T[1], SR(ctx->opcode));
-    gen_op_store_slb();
+    t0 = tcg_const_tl(SR(ctx->opcode));
+    gen_helper_store_slb(t0, cpu_gpr[rS(ctx->opcode)]);
+    tcg_temp_free(t0);
 #endif
 }
 
@@ -4315,33 +4334,35 @@ GEN_HANDLER2(mtsrin_64b, "mtsrin", 0x1F, 0x12, 0x07, 0x001F0001,
              PPC_SEGMENT_64B)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_srli_T1(28);
-    gen_op_store_slb();
+    t0 = tcg_temp_new();
+    tcg_gen_shri_tl(t0, cpu_gpr[rB(ctx->opcode)], 28);
+    tcg_gen_andi_tl(t0, t0, 0xF);
+    gen_helper_store_slb(t0, cpu_gpr[rS(ctx->opcode)]);
+    tcg_temp_free(t0);
 #endif
 }
 #endif /* defined(TARGET_PPC64) */
 
 /***                      Lookaside buffer management                      ***/
-/* Optional & supervisor only: */
+/* Optional & mem_idx only: */
 /* tlbia */
 GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    gen_op_tlbia();
+    gen_helper_tlbia();
 #endif
 }
 
@@ -4349,19 +4370,21 @@ GEN_HANDLER(tlbia, 0x1F, 0x12, 0x0B, 0x03FFFC01, PPC_MEM_TLBIA)
 GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rB(ctx->opcode)]);
 #if defined(TARGET_PPC64)
-    if (ctx->sf_mode)
-        gen_op_tlbie_64();
-    else
+    if (!ctx->sf_mode) {
+        TCGv t0 = tcg_temp_new();
+        tcg_gen_ext32u_tl(t0, cpu_gpr[rB(ctx->opcode)]);
+        gen_helper_tlbie(t0);
+        tcg_temp_free(t0);
+    } else
 #endif
-        gen_op_tlbie();
+        gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]);
 #endif
 }
 
@@ -4369,16 +4392,16 @@ GEN_HANDLER(tlbie, 0x1F, 0x12, 0x09, 0x03FF0001, PPC_MEM_TLBIE)
 GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     /* This has no effect: it should ensure that all previous
      * tlbie have completed
      */
-    GEN_STOP(ctx);
+    gen_stop_exception(ctx);
 #endif
 }
 
@@ -4387,13 +4410,13 @@ GEN_HANDLER(tlbsync, 0x1F, 0x16, 0x11, 0x03FFF801, PPC_MEM_TLBSYNC)
 GEN_HANDLER(slbia, 0x1F, 0x12, 0x0F, 0x03FFFC01, PPC_SLBI)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    gen_op_slbia();
+    gen_helper_slbia();
 #endif
 }
 
@@ -4401,452 +4424,683 @@ GEN_HANDLER(slbia, 0x1F, 0x12, 0x0F, 0x03FFFC01, PPC_SLBI)
 GEN_HANDLER(slbie, 0x1F, 0x12, 0x0D, 0x03FF0001, PPC_SLBI)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_slbie();
+    gen_helper_slbie(cpu_gpr[rB(ctx->opcode)]);
 #endif
 }
 #endif
 
 /***                              External control                         ***/
 /* Optional: */
-#define op_eciwx() (*gen_op_eciwx[ctx->mem_idx])()
-#define op_ecowx() (*gen_op_ecowx[ctx->mem_idx])()
-static GenOpFunc *gen_op_eciwx[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(eciwx),
-};
-static GenOpFunc *gen_op_ecowx[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(ecowx),
-};
-
 /* eciwx */
 GEN_HANDLER(eciwx, 0x1F, 0x16, 0x0D, 0x00000001, PPC_EXTERN)
 {
-    /* Should check EAR[E] & alignment ! */
-    gen_addr_reg_index(cpu_T[0], ctx);
-    op_eciwx();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    TCGv t0;
+    /* Should check EAR[E] ! */
+    gen_set_access_type(ctx, ACCESS_EXT);
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_check_align(ctx, t0, 0x03);
+    gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_temp_free(t0);
 }
 
 /* ecowx */
 GEN_HANDLER(ecowx, 0x1F, 0x16, 0x09, 0x00000001, PPC_EXTERN)
 {
-    /* Should check EAR[E] & alignment ! */
-    gen_addr_reg_index(cpu_T[0], ctx);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]);
-    op_ecowx();
-}
+    TCGv t0;
+    /* Should check EAR[E] ! */
+    gen_set_access_type(ctx, ACCESS_EXT);
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_check_align(ctx, t0, 0x03);
+    gen_qemu_st32(ctx, cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_temp_free(t0);
+}
 
 /* PowerPC 601 specific instructions */
 /* abs - abs. */
 GEN_HANDLER(abs, 0x1F, 0x08, 0x0B, 0x0000F800, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    gen_op_POWER_abs();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    int l1 = gen_new_label();
+    int l2 = gen_new_label();
+    tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rA(ctx->opcode)], 0, l1);
+    tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+    tcg_gen_br(l2);
+    gen_set_label(l1);
+    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+    gen_set_label(l2);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
 }
 
 /* abso - abso. */
 GEN_HANDLER(abso, 0x1F, 0x08, 0x1B, 0x0000F800, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    gen_op_POWER_abso();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    int l1 = gen_new_label();
+    int l2 = gen_new_label();
+    int l3 = gen_new_label();
+    /* Start with XER OV disabled, the most likely case */
+    tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
+    tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rA(ctx->opcode)], 0, l2);
+    tcg_gen_brcondi_tl(TCG_COND_NE, cpu_gpr[rA(ctx->opcode)], 0x80000000, l1);
+    tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
+    tcg_gen_br(l2);
+    gen_set_label(l1);
+    tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+    tcg_gen_br(l3);
+    gen_set_label(l2);
+    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+    gen_set_label(l3);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
 }
 
 /* clcs */
 GEN_HANDLER(clcs, 0x1F, 0x10, 0x13, 0x0000F800, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    gen_op_POWER_clcs();
+    TCGv_i32 t0 = tcg_const_i32(rA(ctx->opcode));
+    gen_helper_clcs(cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_temp_free_i32(t0);
     /* Rc=1 sets CR0 to an undefined state */
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
 }
 
 /* div - div. */
 GEN_HANDLER(div, 0x1F, 0x0B, 0x0A, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_div();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    gen_helper_div(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
 }
 
 /* divo - divo. */
 GEN_HANDLER(divo, 0x1F, 0x0B, 0x1A, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_divo();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    gen_helper_divo(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
 }
 
 /* divs - divs. */
 GEN_HANDLER(divs, 0x1F, 0x0B, 0x0B, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_divs();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    gen_helper_divs(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
 }
 
 /* divso - divso. */
 GEN_HANDLER(divso, 0x1F, 0x0B, 0x1B, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_divso();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    gen_helper_divso(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
 }
 
 /* doz - doz. */
 GEN_HANDLER(doz, 0x1F, 0x08, 0x08, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_doz();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    int l1 = gen_new_label();
+    int l2 = gen_new_label();
+    tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], l1);
+    tcg_gen_sub_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+    tcg_gen_br(l2);
+    gen_set_label(l1);
+    tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
+    gen_set_label(l2);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
 }
 
 /* dozo - dozo. */
 GEN_HANDLER(dozo, 0x1F, 0x08, 0x18, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_dozo();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    int l1 = gen_new_label();
+    int l2 = gen_new_label();
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    TCGv t2 = tcg_temp_new();
+    /* Start with XER OV disabled, the most likely case */
+    tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
+    tcg_gen_brcond_tl(TCG_COND_GE, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], l1);
+    tcg_gen_sub_tl(t0, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+    tcg_gen_xor_tl(t1, cpu_gpr[rB(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+    tcg_gen_xor_tl(t2, cpu_gpr[rA(ctx->opcode)], t0);
+    tcg_gen_andc_tl(t1, t1, t2);
+    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2);
+    tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
+    tcg_gen_br(l2);
+    gen_set_label(l1);
+    tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
+    gen_set_label(l2);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
+    tcg_temp_free(t2);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
 }
 
 /* dozi */
 GEN_HANDLER(dozi, 0x09, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_movi_tl(cpu_T[1], SIMM(ctx->opcode));
-    gen_op_POWER_doz();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    target_long simm = SIMM(ctx->opcode);
+    int l1 = gen_new_label();
+    int l2 = gen_new_label();
+    tcg_gen_brcondi_tl(TCG_COND_LT, cpu_gpr[rA(ctx->opcode)], simm, l1);
+    tcg_gen_subfi_tl(cpu_gpr[rD(ctx->opcode)], simm, cpu_gpr[rA(ctx->opcode)]);
+    tcg_gen_br(l2);
+    gen_set_label(l1);
+    tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
+    gen_set_label(l2);
+    if (unlikely(Rc(ctx->opcode) != 0))
+        gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
 }
 
-/* As lscbx load from memory byte after byte, it's always endian safe.
- * Original POWER is 32 bits only, define 64 bits ops as 32 bits ones
- */
-#define op_POWER_lscbx(start, ra, rb)                                         \
-(*gen_op_POWER_lscbx[ctx->mem_idx])(start, ra, rb)
-#define gen_op_POWER_lscbx_64_raw       gen_op_POWER_lscbx_raw
-#define gen_op_POWER_lscbx_64_user      gen_op_POWER_lscbx_user
-#define gen_op_POWER_lscbx_64_kernel    gen_op_POWER_lscbx_kernel
-#define gen_op_POWER_lscbx_64_hypv      gen_op_POWER_lscbx_hypv
-#define gen_op_POWER_lscbx_le_raw       gen_op_POWER_lscbx_raw
-#define gen_op_POWER_lscbx_le_user      gen_op_POWER_lscbx_user
-#define gen_op_POWER_lscbx_le_kernel    gen_op_POWER_lscbx_kernel
-#define gen_op_POWER_lscbx_le_hypv      gen_op_POWER_lscbx_hypv
-#define gen_op_POWER_lscbx_le_64_raw    gen_op_POWER_lscbx_raw
-#define gen_op_POWER_lscbx_le_64_user   gen_op_POWER_lscbx_user
-#define gen_op_POWER_lscbx_le_64_kernel gen_op_POWER_lscbx_kernel
-#define gen_op_POWER_lscbx_le_64_hypv   gen_op_POWER_lscbx_hypv
-static GenOpFunc3 *gen_op_POWER_lscbx[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(POWER_lscbx),
-};
-
 /* lscbx - lscbx. */
 GEN_HANDLER(lscbx, 0x1F, 0x15, 0x08, 0x00000000, PPC_POWER_BR)
 {
-    int ra = rA(ctx->opcode);
-    int rb = rB(ctx->opcode);
+    TCGv t0 = tcg_temp_new();
+    TCGv_i32 t1 = tcg_const_i32(rD(ctx->opcode));
+    TCGv_i32 t2 = tcg_const_i32(rA(ctx->opcode));
+    TCGv_i32 t3 = tcg_const_i32(rB(ctx->opcode));
 
-    gen_addr_reg_index(cpu_T[0], ctx);
-    if (ra == 0) {
-        ra = rb;
-    }
+    gen_addr_reg_index(ctx, t0);
     /* NIP cannot be restored if the memory exception comes from an helper */
     gen_update_nip(ctx, ctx->nip - 4);
-    tcg_gen_andi_tl(cpu_T[1], cpu_xer, 0x7F);
-    tcg_gen_shri_tl(cpu_T[2], cpu_xer, XER_CMP);
-    tcg_gen_andi_tl(cpu_T[2], cpu_T[2], 0xFF);
-    op_POWER_lscbx(rD(ctx->opcode), ra, rb);
+    gen_helper_lscbx(t0, t0, t1, t2, t3);
+    tcg_temp_free_i32(t1);
+    tcg_temp_free_i32(t2);
+    tcg_temp_free_i32(t3);
     tcg_gen_andi_tl(cpu_xer, cpu_xer, ~0x7F);
-    tcg_gen_or_tl(cpu_xer, cpu_xer, cpu_T[0]);
+    tcg_gen_or_tl(cpu_xer, cpu_xer, t0);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, t0);
+    tcg_temp_free(t0);
 }
 
 /* maskg - maskg. */
 GEN_HANDLER(maskg, 0x1F, 0x1D, 0x00, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_maskg();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    int l1 = gen_new_label();
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    TCGv t2 = tcg_temp_new();
+    TCGv t3 = tcg_temp_new();
+    tcg_gen_movi_tl(t3, 0xFFFFFFFF);
+    tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
+    tcg_gen_andi_tl(t1, cpu_gpr[rS(ctx->opcode)], 0x1F);
+    tcg_gen_addi_tl(t2, t0, 1);
+    tcg_gen_shr_tl(t2, t3, t2);
+    tcg_gen_shr_tl(t3, t3, t1);
+    tcg_gen_xor_tl(cpu_gpr[rA(ctx->opcode)], t2, t3);
+    tcg_gen_brcond_tl(TCG_COND_GE, t0, t1, l1);
+    tcg_gen_neg_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+    gen_set_label(l1);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
+    tcg_temp_free(t2);
+    tcg_temp_free(t3);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* maskir - maskir. */
 GEN_HANDLER(maskir, 0x1F, 0x1D, 0x10, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[2], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_maskir();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    tcg_gen_and_tl(t0, cpu_gpr[rS(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
+    tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
+    tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* mul - mul. */
 GEN_HANDLER(mul, 0x1F, 0x0B, 0x03, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_mul();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    TCGv_i64 t0 = tcg_temp_new_i64();
+    TCGv_i64 t1 = tcg_temp_new_i64();
+    TCGv t2 = tcg_temp_new();
+    tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
+    tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
+    tcg_gen_mul_i64(t0, t0, t1);
+    tcg_gen_trunc_i64_tl(t2, t0);
+    gen_store_spr(SPR_MQ, t2);
+    tcg_gen_shri_i64(t1, t0, 32);
+    tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1);
+    tcg_temp_free_i64(t0);
+    tcg_temp_free_i64(t1);
+    tcg_temp_free(t2);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
 }
 
 /* mulo - mulo. */
 GEN_HANDLER(mulo, 0x1F, 0x0B, 0x13, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_mulo();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    int l1 = gen_new_label();
+    TCGv_i64 t0 = tcg_temp_new_i64();
+    TCGv_i64 t1 = tcg_temp_new_i64();
+    TCGv t2 = tcg_temp_new();
+    /* Start with XER OV disabled, the most likely case */
+    tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
+    tcg_gen_extu_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
+    tcg_gen_extu_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
+    tcg_gen_mul_i64(t0, t0, t1);
+    tcg_gen_trunc_i64_tl(t2, t0);
+    gen_store_spr(SPR_MQ, t2);
+    tcg_gen_shri_i64(t1, t0, 32);
+    tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t1);
+    tcg_gen_ext32s_i64(t1, t0);
+    tcg_gen_brcond_i64(TCG_COND_EQ, t0, t1, l1);
+    tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
+    gen_set_label(l1);
+    tcg_temp_free_i64(t0);
+    tcg_temp_free_i64(t1);
+    tcg_temp_free(t2);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
 }
 
 /* nabs - nabs. */
 GEN_HANDLER(nabs, 0x1F, 0x08, 0x0F, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    gen_op_POWER_nabs();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    int l1 = gen_new_label();
+    int l2 = gen_new_label();
+    tcg_gen_brcondi_tl(TCG_COND_GT, cpu_gpr[rA(ctx->opcode)], 0, l1);
+    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+    tcg_gen_br(l2);
+    gen_set_label(l1);
+    tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+    gen_set_label(l2);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
 }
 
 /* nabso - nabso. */
 GEN_HANDLER(nabso, 0x1F, 0x08, 0x1F, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    gen_op_POWER_nabso();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    int l1 = gen_new_label();
+    int l2 = gen_new_label();
+    tcg_gen_brcondi_tl(TCG_COND_GT, cpu_gpr[rA(ctx->opcode)], 0, l1);
+    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+    tcg_gen_br(l2);
+    gen_set_label(l1);
+    tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+    gen_set_label(l2);
+    /* nabs never overflows */
+    tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
 }
 
 /* rlmi - rlmi. */
 GEN_HANDLER(rlmi, 0x16, 0xFF, 0xFF, 0x00000000, PPC_POWER_BR)
 {
-    uint32_t mb, me;
-
-    mb = MB(ctx->opcode);
-    me = ME(ctx->opcode);
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[2], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_rlmi(MASK(mb, me), ~MASK(mb, me));
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    uint32_t mb = MB(ctx->opcode);
+    uint32_t me = ME(ctx->opcode);
+    TCGv t0 = tcg_temp_new();
+    tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
+    tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
+    tcg_gen_andi_tl(t0, t0, MASK(mb, me));
+    tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], ~MASK(mb, me));
+    tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], t0);
+    tcg_temp_free(t0);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* rrib - rrib. */
 GEN_HANDLER(rrib, 0x1F, 0x19, 0x10, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[2], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_rrib();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
+    tcg_gen_movi_tl(t1, 0x80000000);
+    tcg_gen_shr_tl(t1, t1, t0);
+    tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
+    tcg_gen_and_tl(t0, t0, t1);
+    tcg_gen_andc_tl(t1, cpu_gpr[rA(ctx->opcode)], t1);
+    tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* sle - sle. */
 GEN_HANDLER(sle, 0x1F, 0x19, 0x04, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_sle();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
+    tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
+    tcg_gen_subfi_tl(t1, 32, t1);
+    tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1);
+    tcg_gen_or_tl(t1, t0, t1);
+    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
+    gen_store_spr(SPR_MQ, t1);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* sleq - sleq. */
 GEN_HANDLER(sleq, 0x1F, 0x19, 0x06, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_sleq();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    TCGv t2 = tcg_temp_new();
+    tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
+    tcg_gen_movi_tl(t2, 0xFFFFFFFF);
+    tcg_gen_shl_tl(t2, t2, t0);
+    tcg_gen_rotl_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
+    gen_load_spr(t1, SPR_MQ);
+    gen_store_spr(SPR_MQ, t0);
+    tcg_gen_and_tl(t0, t0, t2);
+    tcg_gen_andc_tl(t1, t1, t2);
+    tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
+    tcg_temp_free(t2);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* sliq - sliq. */
 GEN_HANDLER(sliq, 0x1F, 0x18, 0x05, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_movi_tl(cpu_T[1], SH(ctx->opcode));
-    gen_op_POWER_sle();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    int sh = SH(ctx->opcode);
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    tcg_gen_shli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
+    tcg_gen_shri_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh);
+    tcg_gen_or_tl(t1, t0, t1);
+    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
+    gen_store_spr(SPR_MQ, t1);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* slliq - slliq. */
 GEN_HANDLER(slliq, 0x1F, 0x18, 0x07, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_movi_tl(cpu_T[1], SH(ctx->opcode));
-    gen_op_POWER_sleq();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    int sh = SH(ctx->opcode);
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    tcg_gen_rotli_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
+    gen_load_spr(t1, SPR_MQ);
+    gen_store_spr(SPR_MQ, t0);
+    tcg_gen_andi_tl(t0, t0,  (0xFFFFFFFFU << sh));
+    tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU << sh));
+    tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* sllq - sllq. */
 GEN_HANDLER(sllq, 0x1F, 0x18, 0x06, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_sllq();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    int l1 = gen_new_label();
+    int l2 = gen_new_label();
+    TCGv t0 = tcg_temp_local_new();
+    TCGv t1 = tcg_temp_local_new();
+    TCGv t2 = tcg_temp_local_new();
+    tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F);
+    tcg_gen_movi_tl(t1, 0xFFFFFFFF);
+    tcg_gen_shl_tl(t1, t1, t2);
+    tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20);
+    tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
+    gen_load_spr(t0, SPR_MQ);
+    tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
+    tcg_gen_br(l2);
+    gen_set_label(l1);
+    tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t2);
+    gen_load_spr(t2, SPR_MQ);
+    tcg_gen_andc_tl(t1, t2, t1);
+    tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
+    gen_set_label(l2);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
+    tcg_temp_free(t2);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* slq - slq. */
 GEN_HANDLER(slq, 0x1F, 0x18, 0x04, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_slq();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    int l1 = gen_new_label();
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
+    tcg_gen_shl_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
+    tcg_gen_subfi_tl(t1, 32, t1);
+    tcg_gen_shr_tl(t1, cpu_gpr[rS(ctx->opcode)], t1);
+    tcg_gen_or_tl(t1, t0, t1);
+    gen_store_spr(SPR_MQ, t1);
+    tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20);
+    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
+    tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
+    tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
+    gen_set_label(l1);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* sraiq - sraiq. */
 GEN_HANDLER(sraiq, 0x1F, 0x18, 0x1D, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_movi_tl(cpu_T[1], SH(ctx->opcode));
-    gen_op_POWER_sraq();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    int sh = SH(ctx->opcode);
+    int l1 = gen_new_label();
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
+    tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh);
+    tcg_gen_or_tl(t0, t0, t1);
+    gen_store_spr(SPR_MQ, t0);
+    tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
+    tcg_gen_brcondi_tl(TCG_COND_EQ, t1, 0, l1);
+    tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rS(ctx->opcode)], 0, l1);
+    tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_CA));
+    gen_set_label(l1);
+    tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* sraq - sraq. */
 GEN_HANDLER(sraq, 0x1F, 0x18, 0x1C, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_sraq();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    int l1 = gen_new_label();
+    int l2 = gen_new_label();
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_local_new();
+    TCGv t2 = tcg_temp_local_new();
+    tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F);
+    tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2);
+    tcg_gen_sar_tl(t1, cpu_gpr[rS(ctx->opcode)], t2);
+    tcg_gen_subfi_tl(t2, 32, t2);
+    tcg_gen_shl_tl(t2, cpu_gpr[rS(ctx->opcode)], t2);
+    tcg_gen_or_tl(t0, t0, t2);
+    gen_store_spr(SPR_MQ, t0);
+    tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20);
+    tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l1);
+    tcg_gen_mov_tl(t2, cpu_gpr[rS(ctx->opcode)]);
+    tcg_gen_sari_tl(t1, cpu_gpr[rS(ctx->opcode)], 31);
+    gen_set_label(l1);
+    tcg_temp_free(t0);
+    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t1);
+    tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
+    tcg_gen_brcondi_tl(TCG_COND_GE, t1, 0, l2);
+    tcg_gen_brcondi_tl(TCG_COND_EQ, t2, 0, l2);
+    tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_CA));
+    gen_set_label(l2);
+    tcg_temp_free(t1);
+    tcg_temp_free(t2);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* sre - sre. */
 GEN_HANDLER(sre, 0x1F, 0x19, 0x14, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_sre();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
+    tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
+    tcg_gen_subfi_tl(t1, 32, t1);
+    tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1);
+    tcg_gen_or_tl(t1, t0, t1);
+    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
+    gen_store_spr(SPR_MQ, t1);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* srea - srea. */
 GEN_HANDLER(srea, 0x1F, 0x19, 0x1C, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_srea();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
+    tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
+    gen_store_spr(SPR_MQ, t0);
+    tcg_gen_sar_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], t1);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* sreq */
 GEN_HANDLER(sreq, 0x1F, 0x19, 0x16, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_sreq();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    TCGv t2 = tcg_temp_new();
+    tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x1F);
+    tcg_gen_movi_tl(t1, 0xFFFFFFFF);
+    tcg_gen_shr_tl(t1, t1, t0);
+    tcg_gen_rotr_tl(t0, cpu_gpr[rS(ctx->opcode)], t0);
+    gen_load_spr(t2, SPR_MQ);
+    gen_store_spr(SPR_MQ, t0);
+    tcg_gen_and_tl(t0, t0, t1);
+    tcg_gen_andc_tl(t2, t2, t1);
+    tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t2);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
+    tcg_temp_free(t2);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* sriq */
 GEN_HANDLER(sriq, 0x1F, 0x18, 0x15, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_movi_tl(cpu_T[1], SH(ctx->opcode));
-    gen_op_POWER_srq();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    int sh = SH(ctx->opcode);
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
+    tcg_gen_shli_tl(t1, cpu_gpr[rS(ctx->opcode)], 32 - sh);
+    tcg_gen_or_tl(t1, t0, t1);
+    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
+    gen_store_spr(SPR_MQ, t1);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* srliq */
 GEN_HANDLER(srliq, 0x1F, 0x18, 0x17, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    tcg_gen_movi_tl(cpu_T[1], SH(ctx->opcode));
-    gen_op_POWER_srlq();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    int sh = SH(ctx->opcode);
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    tcg_gen_rotri_tl(t0, cpu_gpr[rS(ctx->opcode)], sh);
+    gen_load_spr(t1, SPR_MQ);
+    gen_store_spr(SPR_MQ, t0);
+    tcg_gen_andi_tl(t0, t0,  (0xFFFFFFFFU >> sh));
+    tcg_gen_andi_tl(t1, t1, ~(0xFFFFFFFFU >> sh));
+    tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* srlq */
 GEN_HANDLER(srlq, 0x1F, 0x18, 0x16, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_srlq();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    int l1 = gen_new_label();
+    int l2 = gen_new_label();
+    TCGv t0 = tcg_temp_local_new();
+    TCGv t1 = tcg_temp_local_new();
+    TCGv t2 = tcg_temp_local_new();
+    tcg_gen_andi_tl(t2, cpu_gpr[rB(ctx->opcode)], 0x1F);
+    tcg_gen_movi_tl(t1, 0xFFFFFFFF);
+    tcg_gen_shr_tl(t2, t1, t2);
+    tcg_gen_andi_tl(t0, cpu_gpr[rB(ctx->opcode)], 0x20);
+    tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
+    gen_load_spr(t0, SPR_MQ);
+    tcg_gen_and_tl(cpu_gpr[rA(ctx->opcode)], t0, t2);
+    tcg_gen_br(l2);
+    gen_set_label(l1);
+    tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t2);
+    tcg_gen_and_tl(t0, t0, t2);
+    gen_load_spr(t1, SPR_MQ);
+    tcg_gen_andc_tl(t1, t1, t2);
+    tcg_gen_or_tl(cpu_gpr[rA(ctx->opcode)], t0, t1);
+    gen_set_label(l2);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
+    tcg_temp_free(t2);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* srq */
 GEN_HANDLER(srq, 0x1F, 0x18, 0x14, 0x00000000, PPC_POWER_BR)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_POWER_srq();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
+    int l1 = gen_new_label();
+    TCGv t0 = tcg_temp_new();
+    TCGv t1 = tcg_temp_new();
+    tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x1F);
+    tcg_gen_shr_tl(t0, cpu_gpr[rS(ctx->opcode)], t1);
+    tcg_gen_subfi_tl(t1, 32, t1);
+    tcg_gen_shl_tl(t1, cpu_gpr[rS(ctx->opcode)], t1);
+    tcg_gen_or_tl(t1, t0, t1);
+    gen_store_spr(SPR_MQ, t1);
+    tcg_gen_andi_tl(t1, cpu_gpr[rB(ctx->opcode)], 0x20);
+    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], t0);
+    tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
+    tcg_gen_movi_tl(cpu_gpr[rA(ctx->opcode)], 0);
+    gen_set_label(l1);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
     if (unlikely(Rc(ctx->opcode) != 0))
-        gen_set_Rc0(ctx, cpu_T[0]);
+        gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
 }
 
 /* PowerPC 602 specific instructions */
@@ -4854,29 +5108,27 @@ GEN_HANDLER(srq, 0x1F, 0x18, 0x14, 0x00000000, PPC_POWER_BR)
 GEN_HANDLER(dsa, 0x1F, 0x14, 0x13, 0x03FFF801, PPC_602_SPEC)
 {
     /* XXX: TODO */
-    GEN_EXCP_INVAL(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
 }
 
 /* esa */
 GEN_HANDLER(esa, 0x1F, 0x14, 0x12, 0x03FFF801, PPC_602_SPEC)
 {
     /* XXX: TODO */
-    GEN_EXCP_INVAL(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
 }
 
 /* mfrom */
 GEN_HANDLER(mfrom, 0x1F, 0x09, 0x08, 0x03E0F801, PPC_602_SPEC)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    gen_op_602_mfrom();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    gen_helper_602_mfrom(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
 #endif
 }
 
@@ -4885,14 +5137,13 @@ GEN_HANDLER(mfrom, 0x1F, 0x09, 0x08, 0x03E0F801, PPC_602_SPEC)
 GEN_HANDLER2(tlbld_6xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_6xx_tlbld();
+    gen_helper_6xx_tlbd(cpu_gpr[rB(ctx->opcode)]);
 #endif
 }
 
@@ -4900,14 +5151,13 @@ GEN_HANDLER2(tlbld_6xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_6xx_TLB)
 GEN_HANDLER2(tlbli_6xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_6xx_tlbli();
+    gen_helper_6xx_tlbi(cpu_gpr[rB(ctx->opcode)]);
 #endif
 }
 
@@ -4916,14 +5166,13 @@ GEN_HANDLER2(tlbli_6xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_6xx_TLB)
 GEN_HANDLER2(tlbld_74xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_74xx_TLB)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_74xx_tlbld();
+    gen_helper_74xx_tlbd(cpu_gpr[rB(ctx->opcode)]);
 #endif
 }
 
@@ -4931,14 +5180,13 @@ GEN_HANDLER2(tlbld_74xx, "tlbld", 0x1F, 0x12, 0x1E, 0x03FF0001, PPC_74xx_TLB)
 GEN_HANDLER2(tlbli_74xx, "tlbli", 0x1F, 0x12, 0x1F, 0x03FF0001, PPC_74xx_TLB)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_74xx_tlbli();
+    gen_helper_74xx_tlbi(cpu_gpr[rB(ctx->opcode)]);
 #endif
 }
 
@@ -4954,10 +5202,10 @@ GEN_HANDLER(cli, 0x1F, 0x16, 0x0F, 0x03E00000, PPC_POWER)
 {
     /* Cache line invalidate: privileged and treated as no-op */
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
 #endif
@@ -4972,49 +5220,54 @@ GEN_HANDLER(dclst, 0x1F, 0x16, 0x13, 0x03E00000, PPC_POWER)
 GEN_HANDLER(mfsri, 0x1F, 0x13, 0x13, 0x00000001, PPC_POWER)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
-        return;
-    }
     int ra = rA(ctx->opcode);
     int rd = rD(ctx->opcode);
-
-    gen_addr_reg_index(cpu_T[0], ctx);
-    gen_op_POWER_mfsri();
-    tcg_gen_mov_tl(cpu_gpr[rd], cpu_T[0]);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
+        return;
+    }
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    tcg_gen_shri_tl(t0, t0, 28);
+    tcg_gen_andi_tl(t0, t0, 0xF);
+    gen_helper_load_sr(cpu_gpr[rd], t0);
+    tcg_temp_free(t0);
     if (ra != 0 && ra != rd)
-        tcg_gen_mov_tl(cpu_gpr[ra], cpu_T[1]);
+        tcg_gen_mov_tl(cpu_gpr[ra], cpu_gpr[rd]);
 #endif
 }
 
 GEN_HANDLER(rac, 0x1F, 0x12, 0x19, 0x00000001, PPC_POWER)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    gen_addr_reg_index(cpu_T[0], ctx);
-    gen_op_POWER_rac();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_helper_rac(cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_temp_free(t0);
 #endif
 }
 
 GEN_HANDLER(rfsvc, 0x13, 0x12, 0x02, 0x03FFF0001, PPC_POWER)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    gen_op_POWER_rfsvc();
-    GEN_SYNC(ctx);
+    gen_helper_rfsvc();
+    gen_sync_exception(ctx);
 #endif
 }
 
@@ -5022,134 +5275,137 @@ GEN_HANDLER(rfsvc, 0x13, 0x12, 0x02, 0x03FFF0001, PPC_POWER)
 
 /* POWER2 specific instructions */
 /* Quad manipulation (load/store two floats at a time) */
-/* Original POWER2 is 32 bits only, define 64 bits ops as 32 bits ones */
-#define op_POWER2_lfq() (*gen_op_POWER2_lfq[ctx->mem_idx])()
-#define op_POWER2_stfq() (*gen_op_POWER2_stfq[ctx->mem_idx])()
-#define gen_op_POWER2_lfq_64_raw        gen_op_POWER2_lfq_raw
-#define gen_op_POWER2_lfq_64_user       gen_op_POWER2_lfq_user
-#define gen_op_POWER2_lfq_64_kernel     gen_op_POWER2_lfq_kernel
-#define gen_op_POWER2_lfq_64_hypv       gen_op_POWER2_lfq_hypv
-#define gen_op_POWER2_lfq_le_64_raw     gen_op_POWER2_lfq_le_raw
-#define gen_op_POWER2_lfq_le_64_user    gen_op_POWER2_lfq_le_user
-#define gen_op_POWER2_lfq_le_64_kernel  gen_op_POWER2_lfq_le_kernel
-#define gen_op_POWER2_lfq_le_64_hypv    gen_op_POWER2_lfq_le_hypv
-#define gen_op_POWER2_stfq_64_raw       gen_op_POWER2_stfq_raw
-#define gen_op_POWER2_stfq_64_user      gen_op_POWER2_stfq_user
-#define gen_op_POWER2_stfq_64_kernel    gen_op_POWER2_stfq_kernel
-#define gen_op_POWER2_stfq_64_hypv      gen_op_POWER2_stfq_hypv
-#define gen_op_POWER2_stfq_le_64_raw    gen_op_POWER2_stfq_le_raw
-#define gen_op_POWER2_stfq_le_64_user   gen_op_POWER2_stfq_le_user
-#define gen_op_POWER2_stfq_le_64_kernel gen_op_POWER2_stfq_le_kernel
-#define gen_op_POWER2_stfq_le_64_hypv   gen_op_POWER2_stfq_le_hypv
-static GenOpFunc *gen_op_POWER2_lfq[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(POWER2_lfq),
-};
-static GenOpFunc *gen_op_POWER2_stfq[NB_MEM_FUNCS] = {
-    GEN_MEM_FUNCS(POWER2_stfq),
-};
 
 /* lfq */
 GEN_HANDLER(lfq, 0x38, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
 {
-    /* NIP cannot be restored if the memory exception comes from an helper */
-    gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_imm_index(cpu_T[0], ctx, 0);
-    op_POWER2_lfq();
-    tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]);
-    tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode) + 1], cpu_FT[1]);
+    int rd = rD(ctx->opcode);
+    TCGv t0;
+    gen_set_access_type(ctx, ACCESS_FLOAT);
+    t0 = tcg_temp_new();
+    gen_addr_imm_index(ctx, t0, 0);
+    gen_qemu_ld64(ctx, cpu_fpr[rd], t0);
+    gen_addr_add(ctx, t0, t0, 8);
+    gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t0);
+    tcg_temp_free(t0);
 }
 
 /* lfqu */
 GEN_HANDLER(lfqu, 0x39, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
 {
     int ra = rA(ctx->opcode);
-
-    /* NIP cannot be restored if the memory exception comes from an helper */
-    gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_imm_index(cpu_T[0], ctx, 0);
-    op_POWER2_lfq();
-    tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]);
-    tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode) + 1], cpu_FT[1]);
+    int rd = rD(ctx->opcode);
+    TCGv t0, t1;
+    gen_set_access_type(ctx, ACCESS_FLOAT);
+    t0 = tcg_temp_new();
+    t1 = tcg_temp_new();
+    gen_addr_imm_index(ctx, t0, 0);
+    gen_qemu_ld64(ctx, cpu_fpr[rd], t0);
+    gen_addr_add(ctx, t1, t0, 8);
+    gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t1);
     if (ra != 0)
-        tcg_gen_mov_tl(cpu_gpr[ra], cpu_T[0]);
+        tcg_gen_mov_tl(cpu_gpr[ra], t0);
+    tcg_temp_free(t0);
+    tcg_temp_free(t1);
 }
 
 /* lfqux */
 GEN_HANDLER(lfqux, 0x1F, 0x17, 0x19, 0x00000001, PPC_POWER2)
 {
     int ra = rA(ctx->opcode);
-
-    /* NIP cannot be restored if the memory exception comes from an helper */
-    gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_reg_index(cpu_T[0], ctx);
-    op_POWER2_lfq();
-    tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]);
-    tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode) + 1], cpu_FT[1]);
+    int rd = rD(ctx->opcode);
+    gen_set_access_type(ctx, ACCESS_FLOAT);
+    TCGv t0, t1;
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_qemu_ld64(ctx, cpu_fpr[rd], t0);
+    t1 = tcg_temp_new();
+    gen_addr_add(ctx, t1, t0, 8);
+    gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t1);
+    tcg_temp_free(t1);
     if (ra != 0)
-        tcg_gen_mov_tl(cpu_gpr[ra], cpu_T[0]);
+        tcg_gen_mov_tl(cpu_gpr[ra], t0);
+    tcg_temp_free(t0);
 }
 
 /* lfqx */
 GEN_HANDLER(lfqx, 0x1F, 0x17, 0x18, 0x00000001, PPC_POWER2)
 {
-    /* NIP cannot be restored if the memory exception comes from an helper */
-    gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_reg_index(cpu_T[0], ctx);
-    op_POWER2_lfq();
-    tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode)], cpu_FT[0]);
-    tcg_gen_mov_i64(cpu_fpr[rD(ctx->opcode) + 1], cpu_FT[1]);
+    int rd = rD(ctx->opcode);
+    TCGv t0;
+    gen_set_access_type(ctx, ACCESS_FLOAT);
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_qemu_ld64(ctx, cpu_fpr[rd], t0);
+    gen_addr_add(ctx, t0, t0, 8);
+    gen_qemu_ld64(ctx, cpu_fpr[(rd + 1) % 32], t0);
+    tcg_temp_free(t0);
 }
 
 /* stfq */
 GEN_HANDLER(stfq, 0x3C, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
 {
-    /* NIP cannot be restored if the memory exception comes from an helper */
-    gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_imm_index(cpu_T[0], ctx, 0);
-    tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]);
-    tcg_gen_mov_i64(cpu_FT[1], cpu_fpr[rS(ctx->opcode) + 1]);
-    op_POWER2_stfq();
+    int rd = rD(ctx->opcode);
+    TCGv t0;
+    gen_set_access_type(ctx, ACCESS_FLOAT);
+    t0 = tcg_temp_new();
+    gen_addr_imm_index(ctx, t0, 0);
+    gen_qemu_st64(ctx, cpu_fpr[rd], t0);
+    gen_addr_add(ctx, t0, t0, 8);
+    gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t0);
+    tcg_temp_free(t0);
 }
 
 /* stfqu */
 GEN_HANDLER(stfqu, 0x3D, 0xFF, 0xFF, 0x00000003, PPC_POWER2)
 {
     int ra = rA(ctx->opcode);
-
-    /* NIP cannot be restored if the memory exception comes from an helper */
-    gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_imm_index(cpu_T[0], ctx, 0);
-    tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]);
-    tcg_gen_mov_i64(cpu_FT[1], cpu_fpr[rS(ctx->opcode) + 1]);
-    op_POWER2_stfq();
+    int rd = rD(ctx->opcode);
+    TCGv t0, t1;
+    gen_set_access_type(ctx, ACCESS_FLOAT);
+    t0 = tcg_temp_new();
+    gen_addr_imm_index(ctx, t0, 0);
+    gen_qemu_st64(ctx, cpu_fpr[rd], t0);
+    t1 = tcg_temp_new();
+    gen_addr_add(ctx, t1, t0, 8);
+    gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t1);
+    tcg_temp_free(t1);
     if (ra != 0)
-        tcg_gen_mov_tl(cpu_gpr[ra], cpu_T[0]);
+        tcg_gen_mov_tl(cpu_gpr[ra], t0);
+    tcg_temp_free(t0);
 }
 
 /* stfqux */
 GEN_HANDLER(stfqux, 0x1F, 0x17, 0x1D, 0x00000001, PPC_POWER2)
 {
     int ra = rA(ctx->opcode);
-
-    /* NIP cannot be restored if the memory exception comes from an helper */
-    gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_reg_index(cpu_T[0], ctx);
-    tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]);
-    tcg_gen_mov_i64(cpu_FT[1], cpu_fpr[rS(ctx->opcode) + 1]);
-    op_POWER2_stfq();
+    int rd = rD(ctx->opcode);
+    TCGv t0, t1;
+    gen_set_access_type(ctx, ACCESS_FLOAT);
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_qemu_st64(ctx, cpu_fpr[rd], t0);
+    t1 = tcg_temp_new();
+    gen_addr_add(ctx, t1, t0, 8);
+    gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t1);
+    tcg_temp_free(t1);
     if (ra != 0)
-        tcg_gen_mov_tl(cpu_gpr[ra], cpu_T[0]);
+        tcg_gen_mov_tl(cpu_gpr[ra], t0);
+    tcg_temp_free(t0);
 }
 
 /* stfqx */
 GEN_HANDLER(stfqx, 0x1F, 0x17, 0x1C, 0x00000001, PPC_POWER2)
 {
-    /* NIP cannot be restored if the memory exception comes from an helper */
-    gen_update_nip(ctx, ctx->nip - 4);
-    gen_addr_reg_index(cpu_T[0], ctx);
-    tcg_gen_mov_i64(cpu_FT[0], cpu_fpr[rS(ctx->opcode)]);
-    tcg_gen_mov_i64(cpu_FT[1], cpu_fpr[rS(ctx->opcode) + 1]);
-    op_POWER2_stfq();
+    int rd = rD(ctx->opcode);
+    TCGv t0;
+    gen_set_access_type(ctx, ACCESS_FLOAT);
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_qemu_st64(ctx, cpu_fpr[rd], t0);
+    gen_addr_add(ctx, t0, t0, 8);
+    gen_qemu_st64(ctx, cpu_fpr[(rd + 1) % 32], t0);
+    tcg_temp_free(t0);
 }
 
 /* BookE specific instructions */
@@ -5157,27 +5413,24 @@ GEN_HANDLER(stfqx, 0x1F, 0x17, 0x1C, 0x00000001, PPC_POWER2)
 GEN_HANDLER(mfapidi, 0x1F, 0x13, 0x08, 0x0000F801, PPC_MFAPIDI)
 {
     /* XXX: TODO */
-    GEN_EXCP_INVAL(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
 }
 
 /* XXX: not implemented on 440 ? */
 GEN_HANDLER(tlbiva, 0x1F, 0x12, 0x18, 0x03FFF801, PPC_TLBIVA)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    gen_addr_reg_index(cpu_T[0], ctx);
-    /* Use the same micro-ops as for tlbie */
-#if defined(TARGET_PPC64)
-    if (ctx->sf_mode)
-        gen_op_tlbie_64();
-    else
-#endif
-        gen_op_tlbie();
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_helper_tlbie(cpu_gpr[rB(ctx->opcode)]);
+    tcg_temp_free(t0);
 #endif
 }
 
@@ -5400,17 +5653,18 @@ GEN_MAC_HANDLER(mullhwu, 0x08, 0x0C);
 GEN_HANDLER(mfdcr, 0x1F, 0x03, 0x0A, 0x00000001, PPC_DCR)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    uint32_t dcrn = SPR(ctx->opcode);
-
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    TCGv dcrn;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_movi_tl(cpu_T[0], dcrn);
-    gen_op_load_dcr();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
+    dcrn = tcg_const_tl(SPR(ctx->opcode));
+    gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], dcrn);
+    tcg_temp_free(dcrn);
 #endif
 }
 
@@ -5418,17 +5672,18 @@ GEN_HANDLER(mfdcr, 0x1F, 0x03, 0x0A, 0x00000001, PPC_DCR)
 GEN_HANDLER(mtdcr, 0x1F, 0x03, 0x0E, 0x00000001, PPC_DCR)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    uint32_t dcrn = SPR(ctx->opcode);
-
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    TCGv dcrn;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_movi_tl(cpu_T[0], dcrn);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]);
-    gen_op_store_dcr();
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
+    dcrn = tcg_const_tl(SPR(ctx->opcode));
+    gen_helper_store_dcr(dcrn, cpu_gpr[rS(ctx->opcode)]);
+    tcg_temp_free(dcrn);
 #endif
 }
 
@@ -5437,15 +5692,15 @@ GEN_HANDLER(mtdcr, 0x1F, 0x03, 0x0E, 0x00000001, PPC_DCR)
 GEN_HANDLER(mfdcrx, 0x1F, 0x03, 0x08, 0x00000000, PPC_DCRX)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    gen_op_load_dcr();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
+    gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
     /* Note: Rc update flag set leads to undefined state of Rc0 */
 #endif
 }
@@ -5455,15 +5710,15 @@ GEN_HANDLER(mfdcrx, 0x1F, 0x03, 0x08, 0x00000000, PPC_DCRX)
 GEN_HANDLER(mtdcrx, 0x1F, 0x03, 0x0C, 0x00000000, PPC_DCRX)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVREG(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVREG(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]);
-    gen_op_store_dcr();
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
+    gen_helper_store_dcr(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
     /* Note: Rc update flag set leads to undefined state of Rc0 */
 #endif
 }
@@ -5471,18 +5726,18 @@ GEN_HANDLER(mtdcrx, 0x1F, 0x03, 0x0C, 0x00000000, PPC_DCRX)
 /* mfdcrux (PPC 460) : user-mode access to DCR */
 GEN_HANDLER(mfdcrux, 0x1F, 0x03, 0x09, 0x00000000, PPC_DCRUX)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    gen_op_load_dcr();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
+    gen_helper_load_dcr(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
     /* Note: Rc update flag set leads to undefined state of Rc0 */
 }
 
 /* mtdcrux (PPC 460) : user-mode access to DCR */
 GEN_HANDLER(mtdcrux, 0x1F, 0x03, 0x0D, 0x00000000, PPC_DCRUX)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]);
-    gen_op_store_dcr();
+    /* NIP cannot be restored if the memory exception comes from an helper */
+    gen_update_nip(ctx, ctx->nip - 4);
+    gen_helper_store_dcr(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
     /* Note: Rc update flag set leads to undefined state of Rc0 */
 }
 
@@ -5490,10 +5745,10 @@ GEN_HANDLER(mtdcrux, 0x1F, 0x03, 0x0D, 0x00000000, PPC_DCRUX)
 GEN_HANDLER(dccci, 0x1F, 0x06, 0x0E, 0x03E00001, PPC_4xx_COMMON)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     /* interpreted as no-op */
@@ -5504,17 +5759,18 @@ GEN_HANDLER(dccci, 0x1F, 0x06, 0x0E, 0x03E00001, PPC_4xx_COMMON)
 GEN_HANDLER(dcread, 0x1F, 0x06, 0x0F, 0x00000001, PPC_4xx_COMMON)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
     TCGv EA, val;
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
+    gen_set_access_type(ctx, ACCESS_CACHE);
     EA = tcg_temp_new();
-    gen_addr_reg_index(EA, ctx);
+    gen_addr_reg_index(ctx, EA);
     val = tcg_temp_new();
-    gen_qemu_ld32u(val, EA, ctx->mem_idx);
+    gen_qemu_ld32u(ctx, val, EA);
     tcg_temp_free(val);
     tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], EA);
     tcg_temp_free(EA);
@@ -5534,10 +5790,10 @@ GEN_HANDLER2(icbt_40x, "icbt", 0x1F, 0x06, 0x08, 0x03E00001, PPC_40x_ICBT)
 GEN_HANDLER(iccci, 0x1F, 0x06, 0x1E, 0x00000001, PPC_4xx_COMMON)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     /* interpreted as no-op */
@@ -5548,44 +5804,44 @@ GEN_HANDLER(iccci, 0x1F, 0x06, 0x1E, 0x00000001, PPC_4xx_COMMON)
 GEN_HANDLER(icread, 0x1F, 0x06, 0x1F, 0x03E00001, PPC_4xx_COMMON)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     /* interpreted as no-op */
 #endif
 }
 
-/* rfci (supervisor only) */
+/* rfci (mem_idx only) */
 GEN_HANDLER2(rfci_40x, "rfci", 0x13, 0x13, 0x01, 0x03FF8001, PPC_40x_EXCP)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     /* Restore CPU state */
-    gen_op_40x_rfci();
-    GEN_SYNC(ctx);
+    gen_helper_40x_rfci();
+    gen_sync_exception(ctx);
 #endif
 }
 
 GEN_HANDLER(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     /* Restore CPU state */
-    gen_op_rfci();
-    GEN_SYNC(ctx);
+    gen_helper_rfci();
+    gen_sync_exception(ctx);
 #endif
 }
 
@@ -5594,15 +5850,15 @@ GEN_HANDLER(rfci, 0x13, 0x13, 0x01, 0x03FF8001, PPC_BOOKE)
 GEN_HANDLER(rfdi, 0x13, 0x07, 0x01, 0x03FF8001, PPC_RFDI)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     /* Restore CPU state */
-    gen_op_rfdi();
-    GEN_SYNC(ctx);
+    gen_helper_rfdi();
+    gen_sync_exception(ctx);
 #endif
 }
 
@@ -5610,15 +5866,15 @@ GEN_HANDLER(rfdi, 0x13, 0x07, 0x01, 0x03FF8001, PPC_RFDI)
 GEN_HANDLER(rfmci, 0x13, 0x06, 0x01, 0x03FF8001, PPC_RFMCI)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     /* Restore CPU state */
-    gen_op_rfmci();
-    GEN_SYNC(ctx);
+    gen_helper_rfmci();
+    gen_sync_exception(ctx);
 #endif
 }
 
@@ -5627,25 +5883,21 @@ GEN_HANDLER(rfmci, 0x13, 0x06, 0x01, 0x03FF8001, PPC_RFMCI)
 GEN_HANDLER2(tlbre_40x, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_40x_TLB)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     switch (rB(ctx->opcode)) {
     case 0:
-        tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-        gen_op_4xx_tlbre_hi();
-        tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+        gen_helper_4xx_tlbre_hi(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
         break;
     case 1:
-        tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-        gen_op_4xx_tlbre_lo();
-        tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+        gen_helper_4xx_tlbre_lo(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
         break;
     default:
-        GEN_EXCP_INVAL(ctx);
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
         break;
     }
 #endif
@@ -5655,17 +5907,26 @@ GEN_HANDLER2(tlbre_40x, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_40x_TLB)
 GEN_HANDLER2(tlbsx_40x, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_40x_TLB)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    gen_addr_reg_index(cpu_T[0], ctx);
-    gen_op_4xx_tlbsx();
-    if (Rc(ctx->opcode))
-        gen_op_4xx_tlbsx_check();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_helper_4xx_tlbsx(cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_temp_free(t0);
+    if (Rc(ctx->opcode)) {
+        int l1 = gen_new_label();
+        tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
+        tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO);
+        tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1);
+        tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1);
+        tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02);
+        gen_set_label(l1);
+    }
 #endif
 }
 
@@ -5673,25 +5934,21 @@ GEN_HANDLER2(tlbsx_40x, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_40x_TLB)
 GEN_HANDLER2(tlbwe_40x, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_40x_TLB)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     switch (rB(ctx->opcode)) {
     case 0:
-        tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-        tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]);
-        gen_op_4xx_tlbwe_hi();
+        gen_helper_4xx_tlbwe_hi(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
         break;
     case 1:
-        tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-        tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]);
-        gen_op_4xx_tlbwe_lo();
+        gen_helper_4xx_tlbwe_lo(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
         break;
     default:
-        GEN_EXCP_INVAL(ctx);
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
         break;
     }
 #endif
@@ -5702,22 +5959,24 @@ GEN_HANDLER2(tlbwe_40x, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_40x_TLB)
 GEN_HANDLER2(tlbre_440, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_BOOKE)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     switch (rB(ctx->opcode)) {
     case 0:
     case 1:
     case 2:
-        tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-        gen_op_440_tlbre(rB(ctx->opcode));
-        tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+        {
+            TCGv_i32 t0 = tcg_const_i32(rB(ctx->opcode));
+            gen_helper_440_tlbwe(t0, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
+            tcg_temp_free_i32(t0);
+        }
         break;
     default:
-        GEN_EXCP_INVAL(ctx);
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
         break;
     }
 #endif
@@ -5727,17 +5986,26 @@ GEN_HANDLER2(tlbre_440, "tlbre", 0x1F, 0x12, 0x1D, 0x00000001, PPC_BOOKE)
 GEN_HANDLER2(tlbsx_440, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_BOOKE)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    gen_addr_reg_index(cpu_T[0], ctx);
-    gen_op_440_tlbsx();
-    if (Rc(ctx->opcode))
-        gen_op_4xx_tlbsx_check();
-    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], cpu_T[0]);
+    t0 = tcg_temp_new();
+    gen_addr_reg_index(ctx, t0);
+    gen_helper_440_tlbsx(cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_temp_free(t0);
+    if (Rc(ctx->opcode)) {
+        int l1 = gen_new_label();
+        tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_xer);
+        tcg_gen_shri_i32(cpu_crf[0], cpu_crf[0], XER_SO);
+        tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 1);
+        tcg_gen_brcondi_tl(TCG_COND_EQ, cpu_gpr[rD(ctx->opcode)], -1, l1);
+        tcg_gen_ori_i32(cpu_crf[0], cpu_crf[0], 0x02);
+        gen_set_label(l1);
+    }
 #endif
 }
 
@@ -5745,22 +6013,24 @@ GEN_HANDLER2(tlbsx_440, "tlbsx", 0x1F, 0x12, 0x1C, 0x00000000, PPC_BOOKE)
 GEN_HANDLER2(tlbwe_440, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_BOOKE)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
     switch (rB(ctx->opcode)) {
     case 0:
     case 1:
     case 2:
-        tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rA(ctx->opcode)]);
-        tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rS(ctx->opcode)]);
-        gen_op_440_tlbwe(rB(ctx->opcode));
+        {
+            TCGv_i32 t0 = tcg_const_i32(rB(ctx->opcode));
+            gen_helper_440_tlbwe(t0, cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
+            tcg_temp_free_i32(t0);
+        }
         break;
     default:
-        GEN_EXCP_INVAL(ctx);
+        gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
         break;
     }
 #endif
@@ -5770,18 +6040,22 @@ GEN_HANDLER2(tlbwe_440, "tlbwe", 0x1F, 0x12, 0x1E, 0x00000001, PPC_BOOKE)
 GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_WRTEE)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    TCGv t0;
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rD(ctx->opcode)]);
-    gen_op_wrte();
+    t0 = tcg_temp_new();
+    tcg_gen_andi_tl(t0, cpu_gpr[rD(ctx->opcode)], (1 << MSR_EE));
+    tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE));
+    tcg_gen_or_tl(cpu_msr, cpu_msr, t0);
+    tcg_temp_free(t0);
     /* Stop translation to have a chance to raise an exception
      * if we just set msr_ee to 1
      */
-    GEN_STOP(ctx);
+    gen_stop_exception(ctx);
 #endif
 }
 
@@ -5789,18 +6063,19 @@ GEN_HANDLER(wrtee, 0x1F, 0x03, 0x04, 0x000FFC01, PPC_WRTEE)
 GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000EFC01, PPC_WRTEE)
 {
 #if defined(CONFIG_USER_ONLY)
-    GEN_EXCP_PRIVOPC(ctx);
+    gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
 #else
-    if (unlikely(!ctx->supervisor)) {
-        GEN_EXCP_PRIVOPC(ctx);
+    if (unlikely(!ctx->mem_idx)) {
+        gen_inval_exception(ctx, POWERPC_EXCP_PRIV_OPC);
         return;
     }
-    tcg_gen_movi_tl(cpu_T[0], ctx->opcode & 0x00010000);
-    gen_op_wrte();
-    /* Stop translation to have a chance to raise an exception
-     * if we just set msr_ee to 1
-     */
-    GEN_STOP(ctx);
+    if (ctx->opcode & 0x00010000) {
+        tcg_gen_ori_tl(cpu_msr, cpu_msr, (1 << MSR_EE));
+        /* Stop translation to have a chance to raise an exception */
+        gen_stop_exception(ctx);
+    } else {
+        tcg_gen_andi_tl(cpu_msr, cpu_msr, ~(1 << MSR_EE));
+    }
 #endif
 }
 
@@ -5808,21 +6083,14 @@ GEN_HANDLER(wrteei, 0x1F, 0x03, 0x05, 0x000EFC01, PPC_WRTEE)
 /* dlmzb */
 GEN_HANDLER(dlmzb, 0x1F, 0x0E, 0x02, 0x00000000, PPC_440_SPEC)
 {
-    tcg_gen_mov_tl(cpu_T[0], cpu_gpr[rS(ctx->opcode)]);
-    tcg_gen_mov_tl(cpu_T[1], cpu_gpr[rB(ctx->opcode)]);
-    gen_op_440_dlmzb();
-    tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_T[0]);
-    tcg_gen_andi_tl(cpu_xer, cpu_xer, ~0x7F);
-    tcg_gen_or_tl(cpu_xer, cpu_xer, cpu_T[0]);
-    if (Rc(ctx->opcode)) {
-        gen_op_440_dlmzb_update_Rc();
-        tcg_gen_trunc_tl_i32(cpu_crf[0], cpu_T[0]);
-        tcg_gen_andi_i32(cpu_crf[0], cpu_crf[0], 0xf);
-    }
+    TCGv_i32 t0 = tcg_const_i32(Rc(ctx->opcode));
+    gen_helper_dlmzb(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)],
+                     cpu_gpr[rB(ctx->opcode)], t0);
+    tcg_temp_free_i32(t0);
 }
 
 /* mbar replaces eieio on 440 */
-GEN_HANDLER(mbar, 0x1F, 0x16, 0x13, 0x001FF801, PPC_BOOKE)
+GEN_HANDLER(mbar, 0x1F, 0x16, 0x1a, 0x001FF801, PPC_BOOKE)
 {
     /* interpreted as no-op */
 }
@@ -5845,61 +6113,473 @@ GEN_HANDLER2(icbt_440, "icbt", 0x1F, 0x16, 0x00, 0x03E00001, PPC_BOOKE)
 /***                      Altivec vector extension                         ***/
 /* Altivec registers moves */
 
-static always_inline void gen_load_avr(int t, int reg) {
-    tcg_gen_mov_i64(cpu_AVRh[t], cpu_avrh[reg]);
-    tcg_gen_mov_i64(cpu_AVRl[t], cpu_avrl[reg]);
+static always_inline TCGv_ptr gen_avr_ptr(int reg)
+{
+    TCGv_ptr r = tcg_temp_new_ptr();
+    tcg_gen_addi_ptr(r, cpu_env, offsetof(CPUPPCState, avr[reg]));
+    return r;
+}
+
+#define GEN_VR_LDX(name, opc2, opc3)                                          \
+GEN_HANDLER(name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC)                  \
+{                                                                             \
+    TCGv EA;                                                                  \
+    if (unlikely(!ctx->altivec_enabled)) {                                    \
+        gen_exception(ctx, POWERPC_EXCP_VPU);                                 \
+        return;                                                               \
+    }                                                                         \
+    gen_set_access_type(ctx, ACCESS_INT);                                     \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_reg_index(ctx, EA);                                              \
+    tcg_gen_andi_tl(EA, EA, ~0xf);                                            \
+    if (ctx->le_mode) {                                                       \
+        gen_qemu_ld64(ctx, cpu_avrl[rD(ctx->opcode)], EA);                    \
+        tcg_gen_addi_tl(EA, EA, 8);                                           \
+        gen_qemu_ld64(ctx, cpu_avrh[rD(ctx->opcode)], EA);                    \
+    } else {                                                                  \
+        gen_qemu_ld64(ctx, cpu_avrh[rD(ctx->opcode)], EA);                    \
+        tcg_gen_addi_tl(EA, EA, 8);                                           \
+        gen_qemu_ld64(ctx, cpu_avrl[rD(ctx->opcode)], EA);                    \
+    }                                                                         \
+    tcg_temp_free(EA);                                                        \
 }
 
-static always_inline void gen_store_avr(int reg, int t) {
-    tcg_gen_mov_i64(cpu_avrh[reg], cpu_AVRh[t]);
-    tcg_gen_mov_i64(cpu_avrl[reg], cpu_AVRl[t]);
+#define GEN_VR_STX(name, opc2, opc3)                                          \
+GEN_HANDLER(st##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC)              \
+{                                                                             \
+    TCGv EA;                                                                  \
+    if (unlikely(!ctx->altivec_enabled)) {                                    \
+        gen_exception(ctx, POWERPC_EXCP_VPU);                                 \
+        return;                                                               \
+    }                                                                         \
+    gen_set_access_type(ctx, ACCESS_INT);                                     \
+    EA = tcg_temp_new();                                                      \
+    gen_addr_reg_index(ctx, EA);                                              \
+    tcg_gen_andi_tl(EA, EA, ~0xf);                                            \
+    if (ctx->le_mode) {                                                       \
+        gen_qemu_st64(ctx, cpu_avrl[rD(ctx->opcode)], EA);                    \
+        tcg_gen_addi_tl(EA, EA, 8);                                           \
+        gen_qemu_st64(ctx, cpu_avrh[rD(ctx->opcode)], EA);                    \
+    } else {                                                                  \
+        gen_qemu_st64(ctx, cpu_avrh[rD(ctx->opcode)], EA);                    \
+        tcg_gen_addi_tl(EA, EA, 8);                                           \
+        gen_qemu_st64(ctx, cpu_avrl[rD(ctx->opcode)], EA);                    \
+    }                                                                         \
+    tcg_temp_free(EA);                                                        \
+}
+
+#define GEN_VR_LVE(name, opc2, opc3)                                    \
+    GEN_HANDLER(lve##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC)   \
+    {                                                                   \
+        TCGv EA;                                                        \
+        TCGv_ptr rs;                                                    \
+        if (unlikely(!ctx->altivec_enabled)) {                          \
+            gen_exception(ctx, POWERPC_EXCP_VPU);                       \
+            return;                                                     \
+        }                                                               \
+        gen_set_access_type(ctx, ACCESS_INT);                           \
+        EA = tcg_temp_new();                                            \
+        gen_addr_reg_index(ctx, EA);                                    \
+        rs = gen_avr_ptr(rS(ctx->opcode));                              \
+        gen_helper_lve##name (rs, EA);                                  \
+        tcg_temp_free(EA);                                              \
+        tcg_temp_free_ptr(rs);                                          \
+    }
+
+#define GEN_VR_STVE(name, opc2, opc3)                                   \
+    GEN_HANDLER(stve##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC)  \
+    {                                                                   \
+        TCGv EA;                                                        \
+        TCGv_ptr rs;                                                    \
+        if (unlikely(!ctx->altivec_enabled)) {                          \
+            gen_exception(ctx, POWERPC_EXCP_VPU);                       \
+            return;                                                     \
+        }                                                               \
+        gen_set_access_type(ctx, ACCESS_INT);                           \
+        EA = tcg_temp_new();                                            \
+        gen_addr_reg_index(ctx, EA);                                    \
+        rs = gen_avr_ptr(rS(ctx->opcode));                              \
+        gen_helper_stve##name (rs, EA);                                 \
+        tcg_temp_free(EA);                                              \
+        tcg_temp_free_ptr(rs);                                          \
+    }
+
+GEN_VR_LDX(lvx, 0x07, 0x03);
+/* As we don't emulate the cache, lvxl is stricly equivalent to lvx */
+GEN_VR_LDX(lvxl, 0x07, 0x0B);
+
+GEN_VR_LVE(bx, 0x07, 0x00);
+GEN_VR_LVE(hx, 0x07, 0x01);
+GEN_VR_LVE(wx, 0x07, 0x02);
+
+GEN_VR_STX(svx, 0x07, 0x07);
+/* As we don't emulate the cache, stvxl is stricly equivalent to stvx */
+GEN_VR_STX(svxl, 0x07, 0x0F);
+
+GEN_VR_STVE(bx, 0x07, 0x04);
+GEN_VR_STVE(hx, 0x07, 0x05);
+GEN_VR_STVE(wx, 0x07, 0x06);
+
+GEN_HANDLER(lvsl, 0x1f, 0x06, 0x00, 0x00000001, PPC_ALTIVEC)
+{
+    TCGv_ptr rd;
+    TCGv EA;
+    if (unlikely(!ctx->altivec_enabled)) {
+        gen_exception(ctx, POWERPC_EXCP_VPU);
+        return;
+    }
+    EA = tcg_temp_new();
+    gen_addr_reg_index(ctx, EA);
+    rd = gen_avr_ptr(rD(ctx->opcode));
+    gen_helper_lvsl(rd, EA);
+    tcg_temp_free(EA);
+    tcg_temp_free_ptr(rd);
+}
+
+GEN_HANDLER(lvsr, 0x1f, 0x06, 0x01, 0x00000001, PPC_ALTIVEC)
+{
+    TCGv_ptr rd;
+    TCGv EA;
+    if (unlikely(!ctx->altivec_enabled)) {
+        gen_exception(ctx, POWERPC_EXCP_VPU);
+        return;
+    }
+    EA = tcg_temp_new();
+    gen_addr_reg_index(ctx, EA);
+    rd = gen_avr_ptr(rD(ctx->opcode));
+    gen_helper_lvsr(rd, EA);
+    tcg_temp_free(EA);
+    tcg_temp_free_ptr(rd);
 }
 
-#define op_vr_ldst(name)        (*gen_op_##name[ctx->mem_idx])()
-#define OP_VR_LD_TABLE(name)                                                  \
-static GenOpFunc *gen_op_vr_l##name[NB_MEM_FUNCS] = {                         \
-    GEN_MEM_FUNCS(vr_l##name),                                                \
-};
-#define OP_VR_ST_TABLE(name)                                                  \
-static GenOpFunc *gen_op_vr_st##name[NB_MEM_FUNCS] = {                        \
-    GEN_MEM_FUNCS(vr_st##name),                                               \
-};
-
-#define GEN_VR_LDX(name, opc2, opc3)                                          \
-GEN_HANDLER(l##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC)               \
-{                                                                             \
-    if (unlikely(!ctx->altivec_enabled)) {                                    \
-        GEN_EXCP_NO_VR(ctx);                                                  \
-        return;                                                               \
-    }                                                                         \
-    gen_addr_reg_index(cpu_T[0], ctx);                                        \
-    op_vr_ldst(vr_l##name);                                                   \
-    gen_store_avr(rD(ctx->opcode), 0);                                        \
+GEN_HANDLER(mfvscr, 0x04, 0x2, 0x18, 0x001ff800, PPC_ALTIVEC)
+{
+    TCGv_i32 t;
+    if (unlikely(!ctx->altivec_enabled)) {
+        gen_exception(ctx, POWERPC_EXCP_VPU);
+        return;
+    }
+    tcg_gen_movi_i64(cpu_avrh[rD(ctx->opcode)], 0);
+    t = tcg_temp_new_i32();
+    tcg_gen_ld_i32(t, cpu_env, offsetof(CPUState, vscr));
+    tcg_gen_extu_i32_i64(cpu_avrl[rD(ctx->opcode)], t);
+    tcg_temp_free_i32(t);
 }
 
-#define GEN_VR_STX(name, opc2, opc3)                                          \
-GEN_HANDLER(st##name, 0x1F, opc2, opc3, 0x00000001, PPC_ALTIVEC)              \
-{                                                                             \
-    if (unlikely(!ctx->altivec_enabled)) {                                    \
-        GEN_EXCP_NO_VR(ctx);                                                  \
-        return;                                                               \
-    }                                                                         \
-    gen_addr_reg_index(cpu_T[0], ctx);                                        \
-    gen_load_avr(0, rS(ctx->opcode));                                         \
-    op_vr_ldst(vr_st##name);                                                  \
+GEN_HANDLER(mtvscr, 0x04, 0x2, 0x19, 0x03ff0000, PPC_ALTIVEC)
+{
+    TCGv_ptr p;
+    if (unlikely(!ctx->altivec_enabled)) {
+        gen_exception(ctx, POWERPC_EXCP_VPU);
+        return;
+    }
+    p = gen_avr_ptr(rD(ctx->opcode));
+    gen_helper_mtvscr(p);
+    tcg_temp_free_ptr(p);
+}
+
+/* Logical operations */
+#define GEN_VX_LOGICAL(name, tcg_op, opc2, opc3)                        \
+GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC)            \
+{                                                                       \
+    if (unlikely(!ctx->altivec_enabled)) {                              \
+        gen_exception(ctx, POWERPC_EXCP_VPU);                           \
+        return;                                                         \
+    }                                                                   \
+    tcg_op(cpu_avrh[rD(ctx->opcode)], cpu_avrh[rA(ctx->opcode)], cpu_avrh[rB(ctx->opcode)]); \
+    tcg_op(cpu_avrl[rD(ctx->opcode)], cpu_avrl[rA(ctx->opcode)], cpu_avrl[rB(ctx->opcode)]); \
+}
+
+GEN_VX_LOGICAL(vand, tcg_gen_and_i64, 2, 16);
+GEN_VX_LOGICAL(vandc, tcg_gen_andc_i64, 2, 17);
+GEN_VX_LOGICAL(vor, tcg_gen_or_i64, 2, 18);
+GEN_VX_LOGICAL(vxor, tcg_gen_xor_i64, 2, 19);
+GEN_VX_LOGICAL(vnor, tcg_gen_nor_i64, 2, 20);
+
+#define GEN_VXFORM(name, opc2, opc3)                                    \
+GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC)            \
+{                                                                       \
+    TCGv_ptr ra, rb, rd;                                                \
+    if (unlikely(!ctx->altivec_enabled)) {                              \
+        gen_exception(ctx, POWERPC_EXCP_VPU);                           \
+        return;                                                         \
+    }                                                                   \
+    ra = gen_avr_ptr(rA(ctx->opcode));                                  \
+    rb = gen_avr_ptr(rB(ctx->opcode));                                  \
+    rd = gen_avr_ptr(rD(ctx->opcode));                                  \
+    gen_helper_##name (rd, ra, rb);                                     \
+    tcg_temp_free_ptr(ra);                                              \
+    tcg_temp_free_ptr(rb);                                              \
+    tcg_temp_free_ptr(rd);                                              \
+}
+
+GEN_VXFORM(vaddubm, 0, 0);
+GEN_VXFORM(vadduhm, 0, 1);
+GEN_VXFORM(vadduwm, 0, 2);
+GEN_VXFORM(vsububm, 0, 16);
+GEN_VXFORM(vsubuhm, 0, 17);
+GEN_VXFORM(vsubuwm, 0, 18);
+GEN_VXFORM(vmaxub, 1, 0);
+GEN_VXFORM(vmaxuh, 1, 1);
+GEN_VXFORM(vmaxuw, 1, 2);
+GEN_VXFORM(vmaxsb, 1, 4);
+GEN_VXFORM(vmaxsh, 1, 5);
+GEN_VXFORM(vmaxsw, 1, 6);
+GEN_VXFORM(vminub, 1, 8);
+GEN_VXFORM(vminuh, 1, 9);
+GEN_VXFORM(vminuw, 1, 10);
+GEN_VXFORM(vminsb, 1, 12);
+GEN_VXFORM(vminsh, 1, 13);
+GEN_VXFORM(vminsw, 1, 14);
+GEN_VXFORM(vavgub, 1, 16);
+GEN_VXFORM(vavguh, 1, 17);
+GEN_VXFORM(vavguw, 1, 18);
+GEN_VXFORM(vavgsb, 1, 20);
+GEN_VXFORM(vavgsh, 1, 21);
+GEN_VXFORM(vavgsw, 1, 22);
+GEN_VXFORM(vmrghb, 6, 0);
+GEN_VXFORM(vmrghh, 6, 1);
+GEN_VXFORM(vmrghw, 6, 2);
+GEN_VXFORM(vmrglb, 6, 4);
+GEN_VXFORM(vmrglh, 6, 5);
+GEN_VXFORM(vmrglw, 6, 6);
+GEN_VXFORM(vmuloub, 4, 0);
+GEN_VXFORM(vmulouh, 4, 1);
+GEN_VXFORM(vmulosb, 4, 4);
+GEN_VXFORM(vmulosh, 4, 5);
+GEN_VXFORM(vmuleub, 4, 8);
+GEN_VXFORM(vmuleuh, 4, 9);
+GEN_VXFORM(vmulesb, 4, 12);
+GEN_VXFORM(vmulesh, 4, 13);
+GEN_VXFORM(vslb, 2, 4);
+GEN_VXFORM(vslh, 2, 5);
+GEN_VXFORM(vslw, 2, 6);
+GEN_VXFORM(vsrb, 2, 8);
+GEN_VXFORM(vsrh, 2, 9);
+GEN_VXFORM(vsrw, 2, 10);
+GEN_VXFORM(vsrab, 2, 12);
+GEN_VXFORM(vsrah, 2, 13);
+GEN_VXFORM(vsraw, 2, 14);
+GEN_VXFORM(vslo, 6, 16);
+GEN_VXFORM(vsro, 6, 17);
+GEN_VXFORM(vaddcuw, 0, 6);
+GEN_VXFORM(vsubcuw, 0, 22);
+GEN_VXFORM(vaddubs, 0, 8);
+GEN_VXFORM(vadduhs, 0, 9);
+GEN_VXFORM(vadduws, 0, 10);
+GEN_VXFORM(vaddsbs, 0, 12);
+GEN_VXFORM(vaddshs, 0, 13);
+GEN_VXFORM(vaddsws, 0, 14);
+GEN_VXFORM(vsububs, 0, 24);
+GEN_VXFORM(vsubuhs, 0, 25);
+GEN_VXFORM(vsubuws, 0, 26);
+GEN_VXFORM(vsubsbs, 0, 28);
+GEN_VXFORM(vsubshs, 0, 29);
+GEN_VXFORM(vsubsws, 0, 30);
+GEN_VXFORM(vrlb, 2, 0);
+GEN_VXFORM(vrlh, 2, 1);
+GEN_VXFORM(vrlw, 2, 2);
+GEN_VXFORM(vsl, 2, 7);
+GEN_VXFORM(vsr, 2, 11);
+GEN_VXFORM(vpkuhum, 7, 0);
+GEN_VXFORM(vpkuwum, 7, 1);
+GEN_VXFORM(vpkuhus, 7, 2);
+GEN_VXFORM(vpkuwus, 7, 3);
+GEN_VXFORM(vpkshus, 7, 4);
+GEN_VXFORM(vpkswus, 7, 5);
+GEN_VXFORM(vpkshss, 7, 6);
+GEN_VXFORM(vpkswss, 7, 7);
+GEN_VXFORM(vpkpx, 7, 12);
+GEN_VXFORM(vsum4ubs, 4, 24);
+GEN_VXFORM(vsum4sbs, 4, 28);
+GEN_VXFORM(vsum4shs, 4, 25);
+GEN_VXFORM(vsum2sws, 4, 26);
+GEN_VXFORM(vsumsws, 4, 30);
+
+#define GEN_VXRFORM1(opname, name, str, opc2, opc3)                     \
+    GEN_HANDLER2(name, str, 0x4, opc2, opc3, 0x00000000, PPC_ALTIVEC)   \
+    {                                                                   \
+        TCGv_ptr ra, rb, rd;                                            \
+        if (unlikely(!ctx->altivec_enabled)) {                          \
+            gen_exception(ctx, POWERPC_EXCP_VPU);                       \
+            return;                                                     \
+        }                                                               \
+        ra = gen_avr_ptr(rA(ctx->opcode));                              \
+        rb = gen_avr_ptr(rB(ctx->opcode));                              \
+        rd = gen_avr_ptr(rD(ctx->opcode));                              \
+        gen_helper_##opname (rd, ra, rb);                               \
+        tcg_temp_free_ptr(ra);                                          \
+        tcg_temp_free_ptr(rb);                                          \
+        tcg_temp_free_ptr(rd);                                          \
+    }
+
+#define GEN_VXRFORM(name, opc2, opc3)                                \
+    GEN_VXRFORM1(name, name, #name, opc2, opc3)                      \
+    GEN_VXRFORM1(name##_dot, name##_, #name ".", opc2, (opc3 | (0x1 << 4)))
+
+GEN_VXRFORM(vcmpequb, 3, 0)
+GEN_VXRFORM(vcmpequh, 3, 1)
+GEN_VXRFORM(vcmpequw, 3, 2)
+GEN_VXRFORM(vcmpgtsb, 3, 12)
+GEN_VXRFORM(vcmpgtsh, 3, 13)
+GEN_VXRFORM(vcmpgtsw, 3, 14)
+GEN_VXRFORM(vcmpgtub, 3, 8)
+GEN_VXRFORM(vcmpgtuh, 3, 9)
+GEN_VXRFORM(vcmpgtuw, 3, 10)
+
+#define GEN_VXFORM_SIMM(name, opc2, opc3)                               \
+    GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC)        \
+    {                                                                   \
+        TCGv_ptr rd;                                                    \
+        TCGv_i32 simm;                                                  \
+        if (unlikely(!ctx->altivec_enabled)) {                          \
+            gen_exception(ctx, POWERPC_EXCP_VPU);                       \
+            return;                                                     \
+        }                                                               \
+        simm = tcg_const_i32(SIMM5(ctx->opcode));                       \
+        rd = gen_avr_ptr(rD(ctx->opcode));                              \
+        gen_helper_##name (rd, simm);                                   \
+        tcg_temp_free_i32(simm);                                        \
+        tcg_temp_free_ptr(rd);                                          \
+    }
+
+GEN_VXFORM_SIMM(vspltisb, 6, 12);
+GEN_VXFORM_SIMM(vspltish, 6, 13);
+GEN_VXFORM_SIMM(vspltisw, 6, 14);
+
+#define GEN_VXFORM_NOA(name, opc2, opc3)                                \
+    GEN_HANDLER(name, 0x04, opc2, opc3, 0x001f0000, PPC_ALTIVEC)        \
+    {                                                                   \
+        TCGv_ptr rb, rd;                                                \
+        if (unlikely(!ctx->altivec_enabled)) {                          \
+            gen_exception(ctx, POWERPC_EXCP_VPU);                       \
+            return;                                                     \
+        }                                                               \
+        rb = gen_avr_ptr(rB(ctx->opcode));                              \
+        rd = gen_avr_ptr(rD(ctx->opcode));                              \
+        gen_helper_##name (rd, rb);                                     \
+        tcg_temp_free_ptr(rb);                                          \
+        tcg_temp_free_ptr(rd);                                         \
+    }
+
+GEN_VXFORM_NOA(vupkhsb, 7, 8);
+GEN_VXFORM_NOA(vupkhsh, 7, 9);
+GEN_VXFORM_NOA(vupklsb, 7, 10);
+GEN_VXFORM_NOA(vupklsh, 7, 11);
+GEN_VXFORM_NOA(vupkhpx, 7, 13);
+GEN_VXFORM_NOA(vupklpx, 7, 15);
+GEN_VXFORM_NOA(vlogefp, 5, 7);
+GEN_VXFORM_NOA(vrfim, 5, 8);
+GEN_VXFORM_NOA(vrfin, 5, 9);
+GEN_VXFORM_NOA(vrfip, 5, 10);
+GEN_VXFORM_NOA(vrfiz, 5, 11);
+
+#define GEN_VXFORM_SIMM(name, opc2, opc3)                               \
+    GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC)        \
+    {                                                                   \
+        TCGv_ptr rd;                                                    \
+        TCGv_i32 simm;                                                  \
+        if (unlikely(!ctx->altivec_enabled)) {                          \
+            gen_exception(ctx, POWERPC_EXCP_VPU);                       \
+            return;                                                     \
+        }                                                               \
+        simm = tcg_const_i32(SIMM5(ctx->opcode));                       \
+        rd = gen_avr_ptr(rD(ctx->opcode));                              \
+        gen_helper_##name (rd, simm);                                   \
+        tcg_temp_free_i32(simm);                                        \
+        tcg_temp_free_ptr(rd);                                          \
+    }
+
+#define GEN_VXFORM_UIMM(name, opc2, opc3)                               \
+    GEN_HANDLER(name, 0x04, opc2, opc3, 0x00000000, PPC_ALTIVEC)        \
+    {                                                                   \
+        TCGv_ptr rb, rd;                                                \
+        TCGv_i32 uimm;                                                  \
+        if (unlikely(!ctx->altivec_enabled)) {                          \
+            gen_exception(ctx, POWERPC_EXCP_VPU);                       \
+            return;                                                     \
+        }                                                               \
+        uimm = tcg_const_i32(UIMM5(ctx->opcode));                       \
+        rb = gen_avr_ptr(rB(ctx->opcode));                              \
+        rd = gen_avr_ptr(rD(ctx->opcode));                              \
+        gen_helper_##name (rd, rb, uimm);                               \
+        tcg_temp_free_i32(uimm);                                        \
+        tcg_temp_free_ptr(rb);                                          \
+        tcg_temp_free_ptr(rd);                                          \
+    }
+
+GEN_VXFORM_UIMM(vspltb, 6, 8);
+GEN_VXFORM_UIMM(vsplth, 6, 9);
+GEN_VXFORM_UIMM(vspltw, 6, 10);
+GEN_VXFORM_UIMM(vcfux, 5, 12);
+GEN_VXFORM_UIMM(vcfsx, 5, 13);
+
+GEN_HANDLER(vsldoi, 0x04, 0x16, 0xFF, 0x00000400, PPC_ALTIVEC)
+{
+    TCGv_ptr ra, rb, rd;
+    TCGv_i32 sh;
+    if (unlikely(!ctx->altivec_enabled)) {
+        gen_exception(ctx, POWERPC_EXCP_VPU);
+        return;
+    }
+    ra = gen_avr_ptr(rA(ctx->opcode));
+    rb = gen_avr_ptr(rB(ctx->opcode));
+    rd = gen_avr_ptr(rD(ctx->opcode));
+    sh = tcg_const_i32(VSH(ctx->opcode));
+    gen_helper_vsldoi (rd, ra, rb, sh);
+    tcg_temp_free_ptr(ra);
+    tcg_temp_free_ptr(rb);
+    tcg_temp_free_ptr(rd);
+    tcg_temp_free_i32(sh);
+}
+
+#define GEN_VAFORM_PAIRED(name0, name1, opc2)                           \
+    GEN_HANDLER(name0##_##name1, 0x04, opc2, 0xFF, 0x00000000, PPC_ALTIVEC) \
+    {                                                                   \
+        TCGv_ptr ra, rb, rc, rd;                                        \
+        if (unlikely(!ctx->altivec_enabled)) {                          \
+            gen_exception(ctx, POWERPC_EXCP_VPU);                       \
+            return;                                                     \
+        }                                                               \
+        ra = gen_avr_ptr(rA(ctx->opcode));                              \
+        rb = gen_avr_ptr(rB(ctx->opcode));                              \
+        rc = gen_avr_ptr(rC(ctx->opcode));                              \
+        rd = gen_avr_ptr(rD(ctx->opcode));                              \
+        if (Rc(ctx->opcode)) {                                          \
+            gen_helper_##name1 (rd, ra, rb, rc);                        \
+        } else {                                                        \
+            gen_helper_##name0 (rd, ra, rb, rc);                        \
+        }                                                               \
+        tcg_temp_free_ptr(ra);                                          \
+        tcg_temp_free_ptr(rb);                                          \
+        tcg_temp_free_ptr(rc);                                          \
+        tcg_temp_free_ptr(rd);                                          \
+    }
+
+GEN_VAFORM_PAIRED(vmhaddshs, vmhraddshs, 16)
+
+GEN_HANDLER(vmladduhm, 0x04, 0x11, 0xFF, 0x00000000, PPC_ALTIVEC)
+{
+    TCGv_ptr ra, rb, rc, rd;
+    if (unlikely(!ctx->altivec_enabled)) {
+        gen_exception(ctx, POWERPC_EXCP_VPU);
+        return;
+    }
+    ra = gen_avr_ptr(rA(ctx->opcode));
+    rb = gen_avr_ptr(rB(ctx->opcode));
+    rc = gen_avr_ptr(rC(ctx->opcode));
+    rd = gen_avr_ptr(rD(ctx->opcode));
+    gen_helper_vmladduhm(rd, ra, rb, rc);
+    tcg_temp_free_ptr(ra);
+    tcg_temp_free_ptr(rb);
+    tcg_temp_free_ptr(rc);
+    tcg_temp_free_ptr(rd);
 }
 
-OP_VR_LD_TABLE(vx);
-GEN_VR_LDX(vx, 0x07, 0x03);
-/* As we don't emulate the cache, lvxl is stricly equivalent to lvx */
-#define gen_op_vr_lvxl gen_op_vr_lvx
-GEN_VR_LDX(vxl, 0x07, 0x0B);
-
-OP_VR_ST_TABLE(vx);
-GEN_VR_STX(vx, 0x07, 0x07);
-/* As we don't emulate the cache, stvxl is stricly equivalent to stvx */
-#define gen_op_vr_stvxl gen_op_vr_stvx
-GEN_VR_STX(vxl, 0x07, 0x0F);
+GEN_VAFORM_PAIRED(vmsumubm, vmsummbm, 18)
+GEN_VAFORM_PAIRED(vmsumuhm, vmsumuhs, 19)
+GEN_VAFORM_PAIRED(vmsumshm, vmsumshs, 20)
+GEN_VAFORM_PAIRED(vsel, vperm, 21)
 
 /***                           SPE extension                               ***/
 /* Register moves */
@@ -5936,101 +6616,16 @@ GEN_HANDLER(name0##_##name1, 0x04, opc2, opc3, inval, type)                   \
 /* Handler for undefined SPE opcodes */
 static always_inline void gen_speundef (DisasContext *ctx)
 {
-    GEN_EXCP_INVAL(ctx);
-}
-
-/* SPE load and stores */
-static always_inline void gen_addr_spe_imm_index (TCGv EA, DisasContext *ctx, int sh)
-{
-    target_long simm = rB(ctx->opcode);
-
-    if (rA(ctx->opcode) == 0)
-        tcg_gen_movi_tl(EA, simm << sh);
-    else if (likely(simm != 0))
-        tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], simm << sh);
-    else
-        tcg_gen_mov_tl(EA, cpu_gpr[rA(ctx->opcode)]);
-}
-
-#define op_spe_ldst(name)        (*gen_op_##name[ctx->mem_idx])()
-#define OP_SPE_LD_TABLE(name)                                                 \
-static GenOpFunc *gen_op_spe_l##name[NB_MEM_FUNCS] = {                        \
-    GEN_MEM_FUNCS(spe_l##name),                                               \
-};
-#define OP_SPE_ST_TABLE(name)                                                 \
-static GenOpFunc *gen_op_spe_st##name[NB_MEM_FUNCS] = {                       \
-    GEN_MEM_FUNCS(spe_st##name),                                              \
-};
-
-#define GEN_SPE_LD(name, sh)                                                  \
-static always_inline void gen_evl##name (DisasContext *ctx)                   \
-{                                                                             \
-    if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
-        return;                                                               \
-    }                                                                         \
-    gen_addr_spe_imm_index(cpu_T[0], ctx, sh);                                \
-    op_spe_ldst(spe_l##name);                                                 \
-    gen_store_gpr64(rD(ctx->opcode), cpu_T64[1]);                             \
-}
-
-#define GEN_SPE_LDX(name)                                                     \
-static always_inline void gen_evl##name##x (DisasContext *ctx)                \
-{                                                                             \
-    if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
-        return;                                                               \
-    }                                                                         \
-    gen_addr_reg_index(cpu_T[0], ctx);                                        \
-    op_spe_ldst(spe_l##name);                                                 \
-    gen_store_gpr64(rD(ctx->opcode), cpu_T64[1]);                             \
-}
-
-#define GEN_SPEOP_LD(name, sh)                                                \
-OP_SPE_LD_TABLE(name);                                                        \
-GEN_SPE_LD(name, sh);                                                         \
-GEN_SPE_LDX(name)
-
-#define GEN_SPE_ST(name, sh)                                                  \
-static always_inline void gen_evst##name (DisasContext *ctx)                  \
-{                                                                             \
-    if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
-        return;                                                               \
-    }                                                                         \
-    gen_addr_spe_imm_index(cpu_T[0], ctx, sh);                                \
-    gen_load_gpr64(cpu_T64[1], rS(ctx->opcode));                              \
-    op_spe_ldst(spe_st##name);                                                \
-}
-
-#define GEN_SPE_STX(name)                                                     \
-static always_inline void gen_evst##name##x (DisasContext *ctx)               \
-{                                                                             \
-    if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
-        return;                                                               \
-    }                                                                         \
-    gen_addr_reg_index(cpu_T[0], ctx);                                        \
-    gen_load_gpr64(cpu_T64[1], rS(ctx->opcode));                              \
-    op_spe_ldst(spe_st##name);                                                \
+    gen_inval_exception(ctx, POWERPC_EXCP_INVAL_INVAL);
 }
 
-#define GEN_SPEOP_ST(name, sh)                                                \
-OP_SPE_ST_TABLE(name);                                                        \
-GEN_SPE_ST(name, sh);                                                         \
-GEN_SPE_STX(name)
-
-#define GEN_SPEOP_LDST(name, sh)                                              \
-GEN_SPEOP_LD(name, sh);                                                       \
-GEN_SPEOP_ST(name, sh)
-
 /* SPE logic */
 #if defined(TARGET_PPC64)
 #define GEN_SPEOP_LOGIC2(name, tcg_op)                                        \
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],                \
@@ -6041,7 +6636,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],                \
@@ -6066,7 +6661,7 @@ GEN_SPEOP_LOGIC2(evnand, tcg_gen_nand_tl);
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     TCGv_i32 t0 = tcg_temp_local_new_i32();                                   \
@@ -6087,7 +6682,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     tcg_opi(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],               \
@@ -6107,7 +6702,7 @@ GEN_SPEOP_TCG_LOGIC_IMM2(evrlwi, tcg_gen_rotli_i32);
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     TCGv_i32 t0 = tcg_temp_local_new_i32();                                   \
@@ -6128,7 +6723,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);               \
@@ -6166,13 +6761,13 @@ GEN_SPEOP_ARITH1(evcntlzw, gen_helper_cntlzw32);
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     TCGv_i32 t0 = tcg_temp_local_new_i32();                                   \
     TCGv_i32 t1 = tcg_temp_local_new_i32();                                   \
     TCGv_i32 t2 = tcg_temp_local_new_i32();                                   \
-    TCGv_i64 t3 = tcg_temp_local_new(TCG_TYPE_I64);                           \
+    TCGv_i64 t3 = tcg_temp_local_new_i64();                                   \
     tcg_gen_trunc_i64_i32(t0, cpu_gpr[rA(ctx->opcode)]);                      \
     tcg_gen_trunc_i64_i32(t2, cpu_gpr[rB(ctx->opcode)]);                      \
     tcg_op(t0, t0, t2);                                                       \
@@ -6192,7 +6787,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],                \
@@ -6270,7 +6865,7 @@ GEN_SPEOP_ARITH2(evrlw, gen_op_evrlw);
 static always_inline void gen_evmergehi (DisasContext *ctx)
 {
     if (unlikely(!ctx->spe_enabled)) {
-        GEN_EXCP_NO_AP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_APU);
         return;
     }
 #if defined(TARGET_PPC64)
@@ -6299,7 +6894,7 @@ GEN_SPEOP_ARITH2(evsubfw, gen_op_evsubf);
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     TCGv_i32 t0 = tcg_temp_local_new_i32();                                   \
@@ -6309,7 +6904,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
     tcg_op(t0, t0, rA(ctx->opcode));                                          \
     tcg_gen_shri_i64(t2, cpu_gpr[rB(ctx->opcode)], 32);                       \
     tcg_gen_trunc_i64_i32(t1, t2);                                            \
-    tcg_temp_free_i64(t2);                                                        \
+    tcg_temp_free_i64(t2);                                                    \
     tcg_op(t1, t1, rA(ctx->opcode));                                          \
     tcg_gen_concat_i32_i64(cpu_gpr[rD(ctx->opcode)], t0, t1);                 \
     tcg_temp_free_i32(t0);                                                    \
@@ -6320,7 +6915,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     tcg_op(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rB(ctx->opcode)],                \
@@ -6338,7 +6933,7 @@ GEN_SPEOP_ARITH_IMM2(evsubifw, tcg_gen_subi_i32);
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     int l1 = gen_new_label();                                                 \
@@ -6378,7 +6973,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     int l1 = gen_new_label();                                                 \
@@ -6421,7 +7016,7 @@ static always_inline void gen_brinc (DisasContext *ctx)
 static always_inline void gen_evmergelo (DisasContext *ctx)
 {
     if (unlikely(!ctx->spe_enabled)) {
-        GEN_EXCP_NO_AP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_APU);
         return;
     }
 #if defined(TARGET_PPC64)
@@ -6440,7 +7035,7 @@ static always_inline void gen_evmergelo (DisasContext *ctx)
 static always_inline void gen_evmergehilo (DisasContext *ctx)
 {
     if (unlikely(!ctx->spe_enabled)) {
-        GEN_EXCP_NO_AP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_APU);
         return;
     }
 #if defined(TARGET_PPC64)
@@ -6459,7 +7054,7 @@ static always_inline void gen_evmergehilo (DisasContext *ctx)
 static always_inline void gen_evmergelohi (DisasContext *ctx)
 {
     if (unlikely(!ctx->spe_enabled)) {
-        GEN_EXCP_NO_AP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_APU);
         return;
     }
 #if defined(TARGET_PPC64)
@@ -6477,16 +7072,10 @@ static always_inline void gen_evmergelohi (DisasContext *ctx)
 }
 static always_inline void gen_evsplati (DisasContext *ctx)
 {
-    int32_t imm = (int32_t)(rA(ctx->opcode) << 11) >> 27;
+    uint64_t imm = ((int32_t)(rA(ctx->opcode) << 11)) >> 27;
 
 #if defined(TARGET_PPC64)
-    TCGv t0 = tcg_temp_new();
-    TCGv t1 = tcg_temp_new();
-    tcg_gen_movi_tl(t0, imm);
-    tcg_gen_shri_tl(t1, t0, 32);
-    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1);
-    tcg_temp_free(t0);
-    tcg_temp_free(t1);
+    tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], (imm << 32) | imm);
 #else
     tcg_gen_movi_i32(cpu_gpr[rD(ctx->opcode)], imm);
     tcg_gen_movi_i32(cpu_gprh[rD(ctx->opcode)], imm);
@@ -6494,16 +7083,10 @@ static always_inline void gen_evsplati (DisasContext *ctx)
 }
 static always_inline void gen_evsplatfi (DisasContext *ctx)
 {
-    uint32_t imm = rA(ctx->opcode) << 11;
+    uint64_t imm = rA(ctx->opcode) << 11;
 
 #if defined(TARGET_PPC64)
-    TCGv t0 = tcg_temp_new();
-    TCGv t1 = tcg_temp_new();
-    tcg_gen_movi_tl(t0, imm);
-    tcg_gen_shri_tl(t1, t0, 32);
-    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], t0, t1);
-    tcg_temp_free(t0);
-    tcg_temp_free(t1);
+    tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], (imm << 32) | imm);
 #else
     tcg_gen_movi_i32(cpu_gpr[rD(ctx->opcode)], imm);
     tcg_gen_movi_i32(cpu_gprh[rD(ctx->opcode)], imm);
@@ -6601,188 +7184,360 @@ GEN_SPE(evcmpgtu,       evcmpgts,      0x18, 0x08, 0x00600000, PPC_SPE); ////
 GEN_SPE(evcmpltu,       evcmplts,      0x19, 0x08, 0x00600000, PPC_SPE); ////
 GEN_SPE(evcmpeq,        speundef,      0x1A, 0x08, 0x00600000, PPC_SPE); ////
 
-/* Load and stores */
-GEN_SPEOP_LDST(dd, 3);
-GEN_SPEOP_LDST(dw, 3);
-GEN_SPEOP_LDST(dh, 3);
-GEN_SPEOP_LDST(whe, 2);
-GEN_SPEOP_LD(whou, 2);
-GEN_SPEOP_LD(whos, 2);
-GEN_SPEOP_ST(who, 2);
-
-#define _GEN_OP_SPE_STWWE(suffix)                                             \
-static always_inline void gen_op_spe_stwwe_##suffix (void)                    \
-{                                                                             \
-    gen_op_srli32_T1_64();                                                    \
-    gen_op_spe_stwwo_##suffix();                                              \
+/* SPE load and stores */
+static always_inline void gen_addr_spe_imm_index (DisasContext *ctx, TCGv EA, int sh)
+{
+    target_ulong uimm = rB(ctx->opcode);
+
+    if (rA(ctx->opcode) == 0) {
+        tcg_gen_movi_tl(EA, uimm << sh);
+    } else {
+        tcg_gen_addi_tl(EA, cpu_gpr[rA(ctx->opcode)], uimm << sh);
+#if defined(TARGET_PPC64)
+        if (!ctx->sf_mode) {
+            tcg_gen_ext32u_tl(EA, EA);
+        }
+#endif
+    }
 }
-#define _GEN_OP_SPE_STWWE_LE(suffix)                                          \
-static always_inline void gen_op_spe_stwwe_le_##suffix (void)                 \
-{                                                                             \
-    gen_op_srli32_T1_64();                                                    \
-    gen_op_spe_stwwo_le_##suffix();                                           \
+
+static always_inline void gen_op_evldd(DisasContext *ctx, TCGv addr)
+{
+#if defined(TARGET_PPC64)
+    gen_qemu_ld64(ctx, cpu_gpr[rD(ctx->opcode)], addr);
+#else
+    TCGv_i64 t0 = tcg_temp_new_i64();
+    gen_qemu_ld64(ctx, t0, addr);
+    tcg_gen_trunc_i64_i32(cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_gen_shri_i64(t0, t0, 32);
+    tcg_gen_trunc_i64_i32(cpu_gprh[rD(ctx->opcode)], t0);
+    tcg_temp_free_i64(t0);
+#endif
 }
+
+static always_inline void gen_op_evldw(DisasContext *ctx, TCGv addr)
+{
 #if defined(TARGET_PPC64)
-#define GEN_OP_SPE_STWWE(suffix)                                              \
-_GEN_OP_SPE_STWWE(suffix);                                                    \
-_GEN_OP_SPE_STWWE_LE(suffix);                                                 \
-static always_inline void gen_op_spe_stwwe_64_##suffix (void)                 \
-{                                                                             \
-    gen_op_srli32_T1_64();                                                    \
-    gen_op_spe_stwwo_64_##suffix();                                           \
-}                                                                             \
-static always_inline void gen_op_spe_stwwe_le_64_##suffix (void)              \
-{                                                                             \
-    gen_op_srli32_T1_64();                                                    \
-    gen_op_spe_stwwo_le_64_##suffix();                                        \
+    TCGv t0 = tcg_temp_new();
+    gen_qemu_ld32u(ctx, t0, addr);
+    tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
+    gen_addr_add(ctx, addr, addr, 4);
+    gen_qemu_ld32u(ctx, t0, addr);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_temp_free(t0);
+#else
+    gen_qemu_ld32u(ctx, cpu_gprh[rD(ctx->opcode)], addr);
+    gen_addr_add(ctx, addr, addr, 4);
+    gen_qemu_ld32u(ctx, cpu_gpr[rD(ctx->opcode)], addr);
+#endif
 }
+
+static always_inline void gen_op_evldh(DisasContext *ctx, TCGv addr)
+{
+    TCGv t0 = tcg_temp_new();
+#if defined(TARGET_PPC64)
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_shli_tl(t0, t0, 32);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_shli_tl(t0, t0, 16);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
 #else
-#define GEN_OP_SPE_STWWE(suffix)                                              \
-_GEN_OP_SPE_STWWE(suffix);                                                    \
-_GEN_OP_SPE_STWWE_LE(suffix)
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_or_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rD(ctx->opcode)], t0);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
 #endif
-#if defined(CONFIG_USER_ONLY)
-GEN_OP_SPE_STWWE(raw);
-#else /* defined(CONFIG_USER_ONLY) */
-GEN_OP_SPE_STWWE(user);
-GEN_OP_SPE_STWWE(kernel);
-GEN_OP_SPE_STWWE(hypv);
-#endif /* defined(CONFIG_USER_ONLY) */
-GEN_SPEOP_ST(wwe, 2);
-GEN_SPEOP_ST(wwo, 2);
-
-#define GEN_SPE_LDSPLAT(name, op, suffix)                                     \
-static always_inline void gen_op_spe_l##name##_##suffix (void)                \
-{                                                                             \
-    gen_op_##op##_##suffix();                                                 \
-    gen_op_splatw_T1_64();                                                    \
+    tcg_temp_free(t0);
 }
 
-#define GEN_OP_SPE_LHE(suffix)                                                \
-static always_inline void gen_op_spe_lhe_##suffix (void)                      \
-{                                                                             \
-    gen_op_spe_lh_##suffix();                                                 \
-    gen_op_sli16_T1_64();                                                     \
+static always_inline void gen_op_evlhhesplat(DisasContext *ctx, TCGv addr)
+{
+    TCGv t0 = tcg_temp_new();
+    gen_qemu_ld16u(ctx, t0, addr);
+#if defined(TARGET_PPC64)
+    tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
+    tcg_gen_shli_tl(t0, t0, 16);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
+#else
+    tcg_gen_shli_tl(t0, t0, 16);
+    tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0);
+    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
+#endif
+    tcg_temp_free(t0);
 }
 
-#define GEN_OP_SPE_LHX(suffix)                                                \
-static always_inline void gen_op_spe_lhx_##suffix (void)                      \
-{                                                                             \
-    gen_op_spe_lh_##suffix();                                                 \
-    gen_op_extsh_T1_64();                                                     \
+static always_inline void gen_op_evlhhousplat(DisasContext *ctx, TCGv addr)
+{
+    TCGv t0 = tcg_temp_new();
+    gen_qemu_ld16u(ctx, t0, addr);
+#if defined(TARGET_PPC64)
+    tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
+#else
+    tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0);
+    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
+#endif
+    tcg_temp_free(t0);
 }
 
-#if defined(CONFIG_USER_ONLY)
-GEN_OP_SPE_LHE(raw);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, raw);
-GEN_OP_SPE_LHE(le_raw);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_raw);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, raw);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_raw);
-GEN_OP_SPE_LHX(raw);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, raw);
-GEN_OP_SPE_LHX(le_raw);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_raw);
+static always_inline void gen_op_evlhhossplat(DisasContext *ctx, TCGv addr)
+{
+    TCGv t0 = tcg_temp_new();
+    gen_qemu_ld16s(ctx, t0, addr);
+#if defined(TARGET_PPC64)
+    tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
+    tcg_gen_ext32u_tl(t0, t0);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
+#else
+    tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0);
+    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
+#endif
+    tcg_temp_free(t0);
+}
+
+static always_inline void gen_op_evlwhe(DisasContext *ctx, TCGv addr)
+{
+    TCGv t0 = tcg_temp_new();
+#if defined(TARGET_PPC64)
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_shli_tl(t0, t0, 16);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
+#else
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 16);
+#endif
+    tcg_temp_free(t0);
+}
+
+static always_inline void gen_op_evlwhou(DisasContext *ctx, TCGv addr)
+{
+#if defined(TARGET_PPC64)
+    TCGv t0 = tcg_temp_new();
+    gen_qemu_ld16u(ctx, cpu_gpr[rD(ctx->opcode)], addr);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_shli_tl(t0, t0, 32);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_temp_free(t0);
+#else
+    gen_qemu_ld16u(ctx, cpu_gprh[rD(ctx->opcode)], addr);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16u(ctx, cpu_gpr[rD(ctx->opcode)], addr);
+#endif
+}
+
+static always_inline void gen_op_evlwhos(DisasContext *ctx, TCGv addr)
+{
+#if defined(TARGET_PPC64)
+    TCGv t0 = tcg_temp_new();
+    gen_qemu_ld16s(ctx, t0, addr);
+    tcg_gen_ext32u_tl(cpu_gpr[rD(ctx->opcode)], t0);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16s(ctx, t0, addr);
+    tcg_gen_shli_tl(t0, t0, 32);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_temp_free(t0);
+#else
+    gen_qemu_ld16s(ctx, cpu_gprh[rD(ctx->opcode)], addr);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16s(ctx, cpu_gpr[rD(ctx->opcode)], addr);
+#endif
+}
+
+static always_inline void gen_op_evlwwsplat(DisasContext *ctx, TCGv addr)
+{
+    TCGv t0 = tcg_temp_new();
+    gen_qemu_ld32u(ctx, t0, addr);
+#if defined(TARGET_PPC64)
+    tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 32);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
+#else
+    tcg_gen_mov_tl(cpu_gprh[rD(ctx->opcode)], t0);
+    tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
+#endif
+    tcg_temp_free(t0);
+}
+
+static always_inline void gen_op_evlwhsplat(DisasContext *ctx, TCGv addr)
+{
+    TCGv t0 = tcg_temp_new();
+#if defined(TARGET_PPC64)
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 48);
+    tcg_gen_shli_tl(t0, t0, 32);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
+    tcg_gen_shli_tl(t0, t0, 16);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rD(ctx->opcode)], t0);
+#else
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_shli_tl(cpu_gprh[rD(ctx->opcode)], t0, 16);
+    tcg_gen_or_tl(cpu_gprh[rD(ctx->opcode)], cpu_gprh[rD(ctx->opcode)], t0);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_ld16u(ctx, t0, addr);
+    tcg_gen_shli_tl(cpu_gpr[rD(ctx->opcode)], t0, 16);
+    tcg_gen_or_tl(cpu_gpr[rD(ctx->opcode)], cpu_gprh[rD(ctx->opcode)], t0);
+#endif
+    tcg_temp_free(t0);
+}
+
+static always_inline void gen_op_evstdd(DisasContext *ctx, TCGv addr)
+{
+#if defined(TARGET_PPC64)
+    gen_qemu_st64(ctx, cpu_gpr[rS(ctx->opcode)], addr);
+#else
+    TCGv_i64 t0 = tcg_temp_new_i64();
+    tcg_gen_concat_i32_i64(t0, cpu_gpr[rS(ctx->opcode)], cpu_gprh[rS(ctx->opcode)]);
+    gen_qemu_st64(ctx, t0, addr);
+    tcg_temp_free_i64(t0);
+#endif
+}
+
+static always_inline void gen_op_evstdw(DisasContext *ctx, TCGv addr)
+{
+#if defined(TARGET_PPC64)
+    TCGv t0 = tcg_temp_new();
+    tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
+    gen_qemu_st32(ctx, t0, addr);
+    tcg_temp_free(t0);
+#else
+    gen_qemu_st32(ctx, cpu_gprh[rS(ctx->opcode)], addr);
+#endif
+    gen_addr_add(ctx, addr, addr, 4);
+    gen_qemu_st32(ctx, cpu_gpr[rS(ctx->opcode)], addr);
+}
+
+static always_inline void gen_op_evstdh(DisasContext *ctx, TCGv addr)
+{
+    TCGv t0 = tcg_temp_new();
+#if defined(TARGET_PPC64)
+    tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 48);
+#else
+    tcg_gen_shri_tl(t0, cpu_gprh[rS(ctx->opcode)], 16);
+#endif
+    gen_qemu_st16(ctx, t0, addr);
+    gen_addr_add(ctx, addr, addr, 2);
+#if defined(TARGET_PPC64)
+    tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
+    gen_qemu_st16(ctx, t0, addr);
+#else
+    gen_qemu_st16(ctx, cpu_gprh[rS(ctx->opcode)], addr);
+#endif
+    gen_addr_add(ctx, addr, addr, 2);
+    tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 16);
+    gen_qemu_st16(ctx, t0, addr);
+    tcg_temp_free(t0);
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_st16(ctx, cpu_gpr[rS(ctx->opcode)], addr);
+}
+
+static always_inline void gen_op_evstwhe(DisasContext *ctx, TCGv addr)
+{
+    TCGv t0 = tcg_temp_new();
 #if defined(TARGET_PPC64)
-GEN_OP_SPE_LHE(64_raw);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_raw);
-GEN_OP_SPE_LHE(le_64_raw);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_raw);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_raw);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_raw);
-GEN_OP_SPE_LHX(64_raw);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_raw);
-GEN_OP_SPE_LHX(le_64_raw);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_raw);
+    tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 48);
+#else
+    tcg_gen_shri_tl(t0, cpu_gprh[rS(ctx->opcode)], 16);
 #endif
+    gen_qemu_st16(ctx, t0, addr);
+    gen_addr_add(ctx, addr, addr, 2);
+    tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 16);
+    gen_qemu_st16(ctx, t0, addr);
+    tcg_temp_free(t0);
+}
+
+static always_inline void gen_op_evstwho(DisasContext *ctx, TCGv addr)
+{
+#if defined(TARGET_PPC64)
+    TCGv t0 = tcg_temp_new();
+    tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
+    gen_qemu_st16(ctx, t0, addr);
+    tcg_temp_free(t0);
 #else
-GEN_OP_SPE_LHE(user);
-GEN_OP_SPE_LHE(kernel);
-GEN_OP_SPE_LHE(hypv);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, user);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, kernel);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, hypv);
-GEN_OP_SPE_LHE(le_user);
-GEN_OP_SPE_LHE(le_kernel);
-GEN_OP_SPE_LHE(le_hypv);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_user);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_kernel);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_hypv);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, user);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, kernel);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, hypv);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_user);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_kernel);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_hypv);
-GEN_OP_SPE_LHX(user);
-GEN_OP_SPE_LHX(kernel);
-GEN_OP_SPE_LHX(hypv);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, user);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, kernel);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, hypv);
-GEN_OP_SPE_LHX(le_user);
-GEN_OP_SPE_LHX(le_kernel);
-GEN_OP_SPE_LHX(le_hypv);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_user);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_kernel);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_hypv);
+    gen_qemu_st16(ctx, cpu_gprh[rS(ctx->opcode)], addr);
+#endif
+    gen_addr_add(ctx, addr, addr, 2);
+    gen_qemu_st16(ctx, cpu_gpr[rS(ctx->opcode)], addr);
+}
+
+static always_inline void gen_op_evstwwe(DisasContext *ctx, TCGv addr)
+{
 #if defined(TARGET_PPC64)
-GEN_OP_SPE_LHE(64_user);
-GEN_OP_SPE_LHE(64_kernel);
-GEN_OP_SPE_LHE(64_hypv);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_user);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_kernel);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, 64_hypv);
-GEN_OP_SPE_LHE(le_64_user);
-GEN_OP_SPE_LHE(le_64_kernel);
-GEN_OP_SPE_LHE(le_64_hypv);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_user);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_kernel);
-GEN_SPE_LDSPLAT(hhesplat, spe_lhe, le_64_hypv);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_user);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_kernel);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, 64_hypv);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_user);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_kernel);
-GEN_SPE_LDSPLAT(hhousplat, spe_lh, le_64_hypv);
-GEN_OP_SPE_LHX(64_user);
-GEN_OP_SPE_LHX(64_kernel);
-GEN_OP_SPE_LHX(64_hypv);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_user);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_kernel);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, 64_hypv);
-GEN_OP_SPE_LHX(le_64_user);
-GEN_OP_SPE_LHX(le_64_kernel);
-GEN_OP_SPE_LHX(le_64_hypv);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_user);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_kernel);
-GEN_SPE_LDSPLAT(hhossplat, spe_lhx, le_64_hypv);
-#endif
-#endif
-GEN_SPEOP_LD(hhesplat, 1);
-GEN_SPEOP_LD(hhousplat, 1);
-GEN_SPEOP_LD(hhossplat, 1);
-GEN_SPEOP_LD(wwsplat, 2);
-GEN_SPEOP_LD(whsplat, 2);
-
-GEN_SPE(evlddx,         evldd,         0x00, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evldwx,         evldw,         0x01, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evldhx,         evldh,         0x02, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evlhhesplatx,   evlhhesplat,   0x04, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evlhhousplatx,  evlhhousplat,  0x06, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evlhhossplatx,  evlhhossplat,  0x07, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evlwhex,        evlwhe,        0x08, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evlwhoux,       evlwhou,       0x0A, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evlwhosx,       evlwhos,       0x0B, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evlwwsplatx,    evlwwsplat,    0x0C, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evlwhsplatx,    evlwhsplat,    0x0E, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evstddx,        evstdd,        0x10, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evstdwx,        evstdw,        0x11, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evstdhx,        evstdh,        0x12, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evstwhex,       evstwhe,       0x18, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evstwhox,       evstwho,       0x1A, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evstwwex,       evstwwe,       0x1C, 0x0C, 0x00000000, PPC_SPE); //
-GEN_SPE(evstwwox,       evstwwo,       0x1E, 0x0C, 0x00000000, PPC_SPE); //
+    TCGv t0 = tcg_temp_new();
+    tcg_gen_shri_tl(t0, cpu_gpr[rS(ctx->opcode)], 32);
+    gen_qemu_st32(ctx, t0, addr);
+    tcg_temp_free(t0);
+#else
+    gen_qemu_st32(ctx, cpu_gprh[rS(ctx->opcode)], addr);
+#endif
+}
+
+static always_inline void gen_op_evstwwo(DisasContext *ctx, TCGv addr)
+{
+    gen_qemu_st32(ctx, cpu_gpr[rS(ctx->opcode)], addr);
+}
+
+#define GEN_SPEOP_LDST(name, opc2, sh)                                        \
+GEN_HANDLER(name, 0x04, opc2, 0x0C, 0x00000000, PPC_SPE)                      \
+{                                                                             \
+    TCGv t0;                                                                  \
+    if (unlikely(!ctx->spe_enabled)) {                                        \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
+        return;                                                               \
+    }                                                                         \
+    gen_set_access_type(ctx, ACCESS_INT);                                     \
+    t0 = tcg_temp_new();                                                      \
+    if (Rc(ctx->opcode)) {                                                    \
+        gen_addr_spe_imm_index(ctx, t0, sh);                                  \
+    } else {                                                                  \
+        gen_addr_reg_index(ctx, t0);                                          \
+    }                                                                         \
+    gen_op_##name(ctx, t0);                                                   \
+    tcg_temp_free(t0);                                                        \
+}
+
+GEN_SPEOP_LDST(evldd, 0x00, 3);
+GEN_SPEOP_LDST(evldw, 0x01, 3);
+GEN_SPEOP_LDST(evldh, 0x02, 3);
+GEN_SPEOP_LDST(evlhhesplat, 0x04, 1);
+GEN_SPEOP_LDST(evlhhousplat, 0x06, 1);
+GEN_SPEOP_LDST(evlhhossplat, 0x07, 1);
+GEN_SPEOP_LDST(evlwhe, 0x08, 2);
+GEN_SPEOP_LDST(evlwhou, 0x0A, 2);
+GEN_SPEOP_LDST(evlwhos, 0x0B, 2);
+GEN_SPEOP_LDST(evlwwsplat, 0x0C, 2);
+GEN_SPEOP_LDST(evlwhsplat, 0x0E, 2);
+
+GEN_SPEOP_LDST(evstdd, 0x10, 3);
+GEN_SPEOP_LDST(evstdw, 0x11, 3);
+GEN_SPEOP_LDST(evstdh, 0x12, 3);
+GEN_SPEOP_LDST(evstwhe, 0x18, 2);
+GEN_SPEOP_LDST(evstwho, 0x1A, 2);
+GEN_SPEOP_LDST(evstwwe, 0x1C, 2);
+GEN_SPEOP_LDST(evstwwo, 0x1E, 2);
 
 /* Multiply and add - TODO */
 #if 0
@@ -6912,7 +7667,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
     TCGv_i32 t0, t1;                                                          \
     TCGv_i64 t2;                                                              \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     t0 = tcg_temp_new_i32();                                                  \
@@ -6933,7 +7688,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     gen_helper_##name(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],     \
@@ -6944,7 +7699,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     TCGv_i32 t0, t1;                                                          \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     t0 = tcg_temp_new_i32();                                                  \
@@ -6959,7 +7714,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     gen_helper_##name(cpu_crf[crfD(ctx->opcode)],                             \
@@ -7000,7 +7755,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     gen_helper_##name(cpu_gpr[rD(ctx->opcode)],                               \
@@ -7011,7 +7766,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     TCGv_i64 t0, t1;                                                          \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     t0 = tcg_temp_new_i64();                                                  \
@@ -7027,7 +7782,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
 static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     gen_helper_##name(cpu_crf[crfD(ctx->opcode)],                             \
@@ -7038,7 +7793,7 @@ static always_inline void gen_##name (DisasContext *ctx)                      \
 {                                                                             \
     TCGv_i64 t0, t1;                                                          \
     if (unlikely(!ctx->spe_enabled)) {                                        \
-        GEN_EXCP_NO_AP(ctx);                                                  \
+        gen_exception(ctx, POWERPC_EXCP_APU);                                 \
         return;                                                               \
     }                                                                         \
     t0 = tcg_temp_new_i64();                                                  \
@@ -7060,7 +7815,7 @@ GEN_SPEFPUOP_ARITH2_64_64(evfsdiv);
 static always_inline void gen_evfsabs (DisasContext *ctx)
 {
     if (unlikely(!ctx->spe_enabled)) {
-        GEN_EXCP_NO_AP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_APU);
         return;
     }
 #if defined(TARGET_PPC64)
@@ -7073,7 +7828,7 @@ static always_inline void gen_evfsabs (DisasContext *ctx)
 static always_inline void gen_evfsnabs (DisasContext *ctx)
 {
     if (unlikely(!ctx->spe_enabled)) {
-        GEN_EXCP_NO_AP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_APU);
         return;
     }
 #if defined(TARGET_PPC64)
@@ -7086,7 +7841,7 @@ static always_inline void gen_evfsnabs (DisasContext *ctx)
 static always_inline void gen_evfsneg (DisasContext *ctx)
 {
     if (unlikely(!ctx->spe_enabled)) {
-        GEN_EXCP_NO_AP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_APU);
         return;
     }
 #if defined(TARGET_PPC64)
@@ -7142,7 +7897,7 @@ GEN_SPEFPUOP_ARITH2_32_32(efsdiv);
 static always_inline void gen_efsabs (DisasContext *ctx)
 {
     if (unlikely(!ctx->spe_enabled)) {
-        GEN_EXCP_NO_AP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_APU);
         return;
     }
     tcg_gen_andi_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], (target_long)~0x80000000LL);
@@ -7150,7 +7905,7 @@ static always_inline void gen_efsabs (DisasContext *ctx)
 static always_inline void gen_efsnabs (DisasContext *ctx)
 {
     if (unlikely(!ctx->spe_enabled)) {
-        GEN_EXCP_NO_AP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_APU);
         return;
     }
     tcg_gen_ori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
@@ -7158,7 +7913,7 @@ static always_inline void gen_efsnabs (DisasContext *ctx)
 static always_inline void gen_efsneg (DisasContext *ctx)
 {
     if (unlikely(!ctx->spe_enabled)) {
-        GEN_EXCP_NO_AP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_APU);
         return;
     }
     tcg_gen_xori_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0x80000000);
@@ -7210,7 +7965,7 @@ GEN_SPEFPUOP_ARITH2_64_64(efddiv);
 static always_inline void gen_efdabs (DisasContext *ctx)
 {
     if (unlikely(!ctx->spe_enabled)) {
-        GEN_EXCP_NO_AP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_APU);
         return;
     }
 #if defined(TARGET_PPC64)
@@ -7222,7 +7977,7 @@ static always_inline void gen_efdabs (DisasContext *ctx)
 static always_inline void gen_efdnabs (DisasContext *ctx)
 {
     if (unlikely(!ctx->spe_enabled)) {
-        GEN_EXCP_NO_AP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_APU);
         return;
     }
 #if defined(TARGET_PPC64)
@@ -7234,7 +7989,7 @@ static always_inline void gen_efdnabs (DisasContext *ctx)
 static always_inline void gen_efdneg (DisasContext *ctx)
 {
     if (unlikely(!ctx->spe_enabled)) {
-        GEN_EXCP_NO_AP(ctx);
+        gen_exception(ctx, POWERPC_EXCP_APU);
         return;
     }
 #if defined(TARGET_PPC64)
@@ -7349,6 +8104,7 @@ void cpu_dump_state (CPUState *env, FILE *f,
         if ((i & (RFPL - 1)) == (RFPL - 1))
             cpu_fprintf(f, "\n");
     }
+    cpu_fprintf(f, "FPSCR %08x\n", env->fpscr);
 #if !defined(CONFIG_USER_ONLY)
     cpu_fprintf(f, "SRR0 " ADDRX " SRR1 " ADDRX " SDR1 " ADDRX "\n",
                 env->spr[SPR_SRR0], env->spr[SPR_SRR1], env->sdr1);
@@ -7414,7 +8170,6 @@ static always_inline void gen_intermediate_code_internal (CPUState *env,
     opc_handler_t **table, *handler;
     target_ulong pc_start;
     uint16_t *gen_opc_end;
-    int supervisor, little_endian;
     CPUBreakpoint *bp;
     int j, lj = -1;
     int num_insns;
@@ -7422,25 +8177,16 @@ static always_inline void gen_intermediate_code_internal (CPUState *env,
 
     pc_start = tb->pc;
     gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
-#if defined(OPTIMIZE_FPRF_UPDATE)
-    gen_fprf_ptr = gen_fprf_buf;
-#endif
     ctx.nip = pc_start;
     ctx.tb = tb;
     ctx.exception = POWERPC_EXCP_NONE;
     ctx.spr_cb = env->spr_cb;
-    supervisor = env->mmu_idx;
-#if !defined(CONFIG_USER_ONLY)
-    ctx.supervisor = supervisor;
-#endif
-    little_endian = env->hflags & (1 << MSR_LE) ? 1 : 0;
+    ctx.mem_idx = env->mmu_idx;
+    ctx.access_type = -1;
+    ctx.le_mode = env->hflags & (1 << MSR_LE) ? 1 : 0;
 #if defined(TARGET_PPC64)
     ctx.sf_mode = msr_sf;
-    ctx.mem_idx = (supervisor << 2) | (msr_sf << 1) | little_endian;
-#else
-    ctx.mem_idx = (supervisor << 1) | little_endian;
 #endif
-    ctx.dcache_line_size = env->dcache_line_size;
     ctx.fpu_enabled = msr_fp;
     if ((env->flags & POWERPC_FLAG_SPE) && msr_spe)
         ctx.spe_enabled = msr_spe;
@@ -7470,11 +8216,10 @@ static always_inline void gen_intermediate_code_internal (CPUState *env,
     gen_icount_start();
     /* Set env in case of segfault during code fetch */
     while (ctx.exception == POWERPC_EXCP_NONE && gen_opc_ptr < gen_opc_end) {
-        if (unlikely(env->breakpoints)) {
-            for (bp = env->breakpoints; bp != NULL; bp = bp->next) {
+        if (unlikely(!TAILQ_EMPTY(&env->breakpoints))) {
+            TAILQ_FOREACH(bp, &env->breakpoints, entry) {
                 if (bp->pc == ctx.nip) {
-                    gen_update_nip(&ctx, ctx.nip);
-                    gen_helper_raise_debug();
+                    gen_debug_exception(ctxp);
                     break;
                 }
             }
@@ -7490,27 +8235,19 @@ static always_inline void gen_intermediate_code_internal (CPUState *env,
                 gen_opc_icount[lj] = num_insns;
             }
         }
-#if defined PPC_DEBUG_DISAS
-        if (loglevel & CPU_LOG_TB_IN_ASM) {
-            fprintf(logfile, "----------------\n");
-            fprintf(logfile, "nip=" ADDRX " super=%d ir=%d\n",
-                    ctx.nip, supervisor, (int)msr_ir);
-        }
-#endif
+        LOG_DISAS("----------------\n");
+        LOG_DISAS("nip=" ADDRX " super=%d ir=%d\n",
+                  ctx.nip, ctx.mem_idx, (int)msr_ir);
         if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
             gen_io_start();
-        if (unlikely(little_endian)) {
+        if (unlikely(ctx.le_mode)) {
             ctx.opcode = bswap32(ldl_code(ctx.nip));
         } else {
             ctx.opcode = ldl_code(ctx.nip);
         }
-#if defined PPC_DEBUG_DISAS
-        if (loglevel & CPU_LOG_TB_IN_ASM) {
-            fprintf(logfile, "translate opcode %08x (%02x %02x %02x) (%s)\n",
+        LOG_DISAS("translate opcode %08x (%02x %02x %02x) (%s)\n",
                     ctx.opcode, opc1(ctx.opcode), opc2(ctx.opcode),
                     opc3(ctx.opcode), little_endian ? "little" : "big");
-        }
-#endif
         ctx.nip += 4;
         table = env->opcodes;
         num_insns++;
@@ -7525,11 +8262,11 @@ static always_inline void gen_intermediate_code_internal (CPUState *env,
         }
         /* Is opcode *REALLY* valid ? */
         if (unlikely(handler->handler == &gen_invalid)) {
-            if (loglevel != 0) {
-                fprintf(logfile, "invalid/unsupported opcode: "
-                        "%02x - %02x - %02x (%08x) " ADDRX " %d\n",
-                        opc1(ctx.opcode), opc2(ctx.opcode),
-                        opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir);
+            if (qemu_log_enabled()) {
+                qemu_log("invalid/unsupported opcode: "
+                          "%02x - %02x - %02x (%08x) " ADDRX " %d\n",
+                          opc1(ctx.opcode), opc2(ctx.opcode),
+                          opc3(ctx.opcode), ctx.opcode, ctx.nip - 4, (int)msr_ir);
             } else {
                 printf("invalid/unsupported opcode: "
                        "%02x - %02x - %02x (%08x) " ADDRX " %d\n",
@@ -7538,12 +8275,12 @@ static always_inline void gen_intermediate_code_internal (CPUState *env,
             }
         } else {
             if (unlikely((ctx.opcode & handler->inval) != 0)) {
-                if (loglevel != 0) {
-                    fprintf(logfile, "invalid bits: %08x for opcode: "
-                            "%02x - %02x - %02x (%08x) " ADDRX "\n",
-                            ctx.opcode & handler->inval, opc1(ctx.opcode),
-                            opc2(ctx.opcode), opc3(ctx.opcode),
-                            ctx.opcode, ctx.nip - 4);
+                if (qemu_log_enabled()) {
+                    qemu_log("invalid bits: %08x for opcode: "
+                              "%02x - %02x - %02x (%08x) " ADDRX "\n",
+                              ctx.opcode & handler->inval, opc1(ctx.opcode),
+                              opc2(ctx.opcode), opc3(ctx.opcode),
+                              ctx.opcode, ctx.nip - 4);
                 } else {
                     printf("invalid bits: %08x for opcode: "
                            "%02x - %02x - %02x (%08x) " ADDRX "\n",
@@ -7551,7 +8288,7 @@ static always_inline void gen_intermediate_code_internal (CPUState *env,
                            opc2(ctx.opcode), opc3(ctx.opcode),
                            ctx.opcode, ctx.nip - 4);
                 }
-                GEN_EXCP_INVAL(ctxp);
+                gen_inval_exception(ctxp, POWERPC_EXCP_INVAL_INVAL);
                 break;
             }
         }
@@ -7565,7 +8302,7 @@ static always_inline void gen_intermediate_code_internal (CPUState *env,
                      ctx.exception != POWERPC_SYSCALL &&
                      ctx.exception != POWERPC_EXCP_TRAP &&
                      ctx.exception != POWERPC_EXCP_BRANCH)) {
-            GEN_EXCP(ctxp, POWERPC_EXCP_TRACE, 0);
+            gen_exception(ctxp, POWERPC_EXCP_TRACE);
         } else if (unlikely(((ctx.nip & (TARGET_PAGE_SIZE - 1)) == 0) ||
                             (env->singlestep_enabled) ||
                             num_insns >= max_insns)) {
@@ -7584,8 +8321,7 @@ static always_inline void gen_intermediate_code_internal (CPUState *env,
         gen_goto_tb(&ctx, 0, ctx.nip);
     } else if (ctx.exception != POWERPC_EXCP_BRANCH) {
         if (unlikely(env->singlestep_enabled)) {
-            gen_update_nip(&ctx, ctx.nip);
-            gen_helper_raise_debug();
+            gen_debug_exception(ctxp);
         }
         /* Generate the return instruction */
         tcg_gen_exit_tb(0);
@@ -7602,17 +8338,15 @@ static always_inline void gen_intermediate_code_internal (CPUState *env,
         tb->icount = num_insns;
     }
 #if defined(DEBUG_DISAS)
-    if (loglevel & CPU_LOG_TB_CPU) {
-        fprintf(logfile, "---------------- excp: %04x\n", ctx.exception);
-        cpu_dump_state(env, logfile, fprintf, 0);
-    }
-    if (loglevel & CPU_LOG_TB_IN_ASM) {
+    qemu_log_mask(CPU_LOG_TB_CPU, "---------------- excp: %04x\n", ctx.exception);
+    log_cpu_state_mask(CPU_LOG_TB_CPU, env, 0);
+    if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) {
         int flags;
         flags = env->bfd_mach;
-        flags |= little_endian << 16;
-        fprintf(logfile, "IN: %s\n", lookup_symbol(pc_start));
-        target_disas(logfile, pc_start, ctx.nip - pc_start, flags);
-        fprintf(logfile, "\n");
+        flags |= ctx.le_mode << 16;
+        qemu_log("IN: %s\n", lookup_symbol(pc_start));
+        log_target_disas(pc_start, ctx.nip - pc_start, flags);
+        qemu_log("\n");
     }
 #endif
 }
@@ -7630,41 +8364,5 @@ void gen_intermediate_code_pc (CPUState *env, struct TranslationBlock *tb)
 void gen_pc_load(CPUState *env, TranslationBlock *tb,
                 unsigned long searched_pc, int pc_pos, void *puc)
 {
-    int type, c;
-    /* for PPC, we need to look at the micro operation to get the
-     * access type */
     env->nip = gen_opc_pc[pc_pos];
-    c = gen_opc_buf[pc_pos];
-    switch(c) {
-#if defined(CONFIG_USER_ONLY)
-#define CASE3(op)\
-    case INDEX_op_ ## op ## _raw
-#else
-#define CASE3(op)\
-    case INDEX_op_ ## op ## _user:\
-    case INDEX_op_ ## op ## _kernel:\
-    case INDEX_op_ ## op ## _hypv
-#endif
-
-    CASE3(stfd):
-    CASE3(stfs):
-    CASE3(lfd):
-    CASE3(lfs):
-        type = ACCESS_FLOAT;
-        break;
-    CASE3(lwarx):
-        type = ACCESS_RES;
-        break;
-    CASE3(stwcx):
-        type = ACCESS_RES;
-        break;
-    CASE3(eciwx):
-    CASE3(ecowx):
-        type = ACCESS_EXT;
-        break;
-    default:
-        type = ACCESS_INT;
-        break;
-    }
-    env->access_type = type;
 }
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