*/
#include "cpu.h"
-#include "disas.h"
+#include "disas/disas.h"
#include "tcg-op.h"
-#include "host-utils.h"
+#include "qemu/host-utils.h"
#include "helper.h"
#define GEN_HELPER 1
#if defined(TARGET_PPC64)
static TCGv cpu_cfar;
#endif
-static TCGv cpu_xer;
+static TCGv cpu_xer, cpu_so, cpu_ov, cpu_ca;
static TCGv cpu_reserve;
static TCGv cpu_fpscr;
static TCGv_i32 cpu_access_type;
-#include "gen-icount.h"
+#include "exec/gen-icount.h"
void ppc_translate_init(void)
{
cpu_xer = tcg_global_mem_new(TCG_AREG0,
offsetof(CPUPPCState, xer), "xer");
+ cpu_so = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUPPCState, so), "SO");
+ cpu_ov = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUPPCState, ov), "OV");
+ cpu_ca = tcg_global_mem_new(TCG_AREG0,
+ offsetof(CPUPPCState, ca), "CA");
cpu_reserve = tcg_global_mem_new(TCG_AREG0,
offsetof(CPUPPCState, reserve_addr),
static inline void gen_op_cmp(TCGv arg0, TCGv arg1, int s, int crf)
{
- int l1, l2, l3;
+ TCGv t0 = tcg_temp_new();
+ TCGv_i32 t1 = tcg_temp_new_i32();
- tcg_gen_trunc_tl_i32(cpu_crf[crf], cpu_xer);
- tcg_gen_shri_i32(cpu_crf[crf], cpu_crf[crf], XER_SO);
- tcg_gen_andi_i32(cpu_crf[crf], cpu_crf[crf], 1);
+ tcg_gen_trunc_tl_i32(cpu_crf[crf], cpu_so);
- l1 = gen_new_label();
- l2 = gen_new_label();
- l3 = gen_new_label();
- if (s) {
- tcg_gen_brcond_tl(TCG_COND_LT, arg0, arg1, l1);
- tcg_gen_brcond_tl(TCG_COND_GT, arg0, arg1, l2);
- } else {
- tcg_gen_brcond_tl(TCG_COND_LTU, arg0, arg1, l1);
- tcg_gen_brcond_tl(TCG_COND_GTU, arg0, arg1, l2);
- }
- tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_EQ);
- tcg_gen_br(l3);
- gen_set_label(l1);
- tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_LT);
- tcg_gen_br(l3);
- gen_set_label(l2);
- tcg_gen_ori_i32(cpu_crf[crf], cpu_crf[crf], 1 << CRF_GT);
- gen_set_label(l3);
+ tcg_gen_setcond_tl((s ? TCG_COND_LT: TCG_COND_LTU), t0, arg0, arg1);
+ tcg_gen_trunc_tl_i32(t1, t0);
+ tcg_gen_shli_i32(t1, t1, CRF_LT);
+ tcg_gen_or_i32(cpu_crf[crf], cpu_crf[crf], t1);
+
+ tcg_gen_setcond_tl((s ? TCG_COND_GT: TCG_COND_GTU), t0, arg0, arg1);
+ tcg_gen_trunc_tl_i32(t1, t0);
+ tcg_gen_shli_i32(t1, t1, CRF_GT);
+ tcg_gen_or_i32(cpu_crf[crf], cpu_crf[crf], t1);
+
+ tcg_gen_setcond_tl(TCG_COND_EQ, t0, arg0, arg1);
+ tcg_gen_trunc_tl_i32(t1, t0);
+ tcg_gen_shli_i32(t1, t1, CRF_EQ);
+ tcg_gen_or_i32(cpu_crf[crf], cpu_crf[crf], t1);
+
+ tcg_temp_free(t0);
+ tcg_temp_free_i32(t1);
}
static inline void gen_op_cmpi(TCGv arg0, target_ulong arg1, int s, int crf)
{
- TCGv t0 = tcg_const_local_tl(arg1);
+ TCGv t0 = tcg_const_tl(arg1);
gen_op_cmp(arg0, t0, s, crf);
tcg_temp_free(t0);
}
static inline void gen_op_cmp32(TCGv arg0, TCGv arg1, int s, int crf)
{
TCGv t0, t1;
- t0 = tcg_temp_local_new();
- t1 = tcg_temp_local_new();
+ t0 = tcg_temp_new();
+ t1 = tcg_temp_new();
if (s) {
tcg_gen_ext32s_tl(t0, arg0);
tcg_gen_ext32s_tl(t1, arg1);
static inline void gen_op_cmpi32(TCGv arg0, target_ulong arg1, int s, int crf)
{
- TCGv t0 = tcg_const_local_tl(arg1);
+ TCGv t0 = tcg_const_tl(arg1);
gen_op_cmp32(arg0, t0, s, crf);
tcg_temp_free(t0);
}
static inline void gen_op_arith_compute_ov(DisasContext *ctx, TCGv arg0,
TCGv arg1, TCGv arg2, int sub)
{
- int l1;
- TCGv t0;
+ TCGv t0 = tcg_temp_new();
- l1 = gen_new_label();
- /* Start with XER OV disabled, the most likely case */
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
- t0 = tcg_temp_local_new();
- tcg_gen_xor_tl(t0, arg0, arg1);
-#if defined(TARGET_PPC64)
- if (!ctx->sf_mode)
- tcg_gen_ext32s_tl(t0, t0);
-#endif
- if (sub)
- tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0, l1);
- else
- tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1);
+ tcg_gen_xor_tl(cpu_ov, arg0, arg1);
tcg_gen_xor_tl(t0, arg1, arg2);
-#if defined(TARGET_PPC64)
- if (!ctx->sf_mode)
- tcg_gen_ext32s_tl(t0, t0);
-#endif
- if (sub)
- tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1);
- else
- tcg_gen_brcondi_tl(TCG_COND_LT, t0, 0, l1);
- tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
- gen_set_label(l1);
+ if (sub) {
+ tcg_gen_and_tl(cpu_ov, cpu_ov, t0);
+ } else {
+ tcg_gen_andc_tl(cpu_ov, cpu_ov, t0);
+ }
tcg_temp_free(t0);
-}
-
-static inline void gen_op_arith_compute_ca(DisasContext *ctx, TCGv arg1,
- TCGv arg2, int sub)
-{
- int l1 = gen_new_label();
-
#if defined(TARGET_PPC64)
- if (!(ctx->sf_mode)) {
- TCGv t0, t1;
- t0 = tcg_temp_new();
- t1 = tcg_temp_new();
-
- tcg_gen_ext32u_tl(t0, arg1);
- tcg_gen_ext32u_tl(t1, arg2);
- if (sub) {
- tcg_gen_brcond_tl(TCG_COND_GTU, t0, t1, l1);
- } else {
- tcg_gen_brcond_tl(TCG_COND_GEU, t0, t1, l1);
- }
- tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
- gen_set_label(l1);
- tcg_temp_free(t0);
- tcg_temp_free(t1);
- } else
-#endif
- {
- if (sub) {
- tcg_gen_brcond_tl(TCG_COND_GTU, arg1, arg2, l1);
- } else {
- tcg_gen_brcond_tl(TCG_COND_GEU, arg1, arg2, l1);
- }
- tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
- gen_set_label(l1);
+ if (!ctx->sf_mode) {
+ tcg_gen_ext32s_tl(cpu_ov, cpu_ov);
}
+#endif
+ tcg_gen_shri_tl(cpu_ov, cpu_ov, TARGET_LONG_BITS - 1);
+ tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov);
}
/* Common add function */
static inline void gen_op_arith_add(DisasContext *ctx, TCGv ret, TCGv arg1,
- TCGv arg2, int add_ca, int compute_ca,
- int compute_ov)
+ TCGv arg2, bool add_ca, bool compute_ca,
+ bool compute_ov, bool compute_rc0)
{
- TCGv t0, t1;
+ TCGv t0 = ret;
- if ((!compute_ca && !compute_ov) ||
- (!TCGV_EQUAL(ret,arg1) && !TCGV_EQUAL(ret, arg2))) {
- t0 = ret;
- } else {
- t0 = tcg_temp_local_new();
+ if (((compute_ca && add_ca) || compute_ov)
+ && (TCGV_EQUAL(ret, arg1) || TCGV_EQUAL(ret, arg2))) {
+ t0 = tcg_temp_new();
}
- if (add_ca) {
- t1 = tcg_temp_local_new();
- tcg_gen_andi_tl(t1, cpu_xer, (1 << XER_CA));
- tcg_gen_shri_tl(t1, t1, XER_CA);
+ if (compute_ca) {
+ TCGv zero = tcg_const_tl(0);
+ if (add_ca) {
+ tcg_gen_add2_tl(t0, cpu_ca, arg1, zero, cpu_ca, zero);
+ tcg_gen_add2_tl(t0, cpu_ca, t0, cpu_ca, arg2, zero);
+ } else {
+ tcg_gen_add2_tl(t0, cpu_ca, arg1, zero, arg2, zero);
+ }
+ tcg_temp_free(zero);
} else {
- TCGV_UNUSED(t1);
- }
-
- if (compute_ca && compute_ov) {
- /* Start with XER CA and OV disabled, the most likely case */
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~((1 << XER_CA) | (1 << XER_OV)));
- } else if (compute_ca) {
- /* Start with XER CA disabled, the most likely case */
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
- } else if (compute_ov) {
- /* Start with XER OV disabled, the most likely case */
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
+ tcg_gen_add_tl(t0, arg1, arg2);
+ if (add_ca) {
+ tcg_gen_add_tl(t0, t0, cpu_ca);
+ }
}
- tcg_gen_add_tl(t0, arg1, arg2);
-
- if (compute_ca) {
- gen_op_arith_compute_ca(ctx, t0, arg1, 0);
- }
- if (add_ca) {
- tcg_gen_add_tl(t0, t0, t1);
- gen_op_arith_compute_ca(ctx, t0, t1, 0);
- tcg_temp_free(t1);
- }
if (compute_ov) {
gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 0);
}
-
- if (unlikely(Rc(ctx->opcode) != 0))
+ if (unlikely(compute_rc0)) {
gen_set_Rc0(ctx, t0);
+ }
if (!TCGV_EQUAL(t0, ret)) {
tcg_gen_mov_tl(ret, t0);
}
/* Add functions with two operands */
#define GEN_INT_ARITH_ADD(name, opc3, add_ca, compute_ca, compute_ov) \
-static void glue(gen_, name)(DisasContext *ctx) \
+static void glue(gen_, name)(DisasContext *ctx) \
{ \
gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
- add_ca, compute_ca, compute_ov); \
+ add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \
}
/* Add functions with one operand and one immediate */
#define GEN_INT_ARITH_ADD_CONST(name, opc3, const_val, \
add_ca, compute_ca, compute_ov) \
-static void glue(gen_, name)(DisasContext *ctx) \
+static void glue(gen_, name)(DisasContext *ctx) \
{ \
- TCGv t0 = tcg_const_local_tl(const_val); \
+ TCGv t0 = tcg_const_tl(const_val); \
gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], t0, \
- add_ca, compute_ca, compute_ov); \
+ add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \
tcg_temp_free(t0); \
}
/* li case */
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm);
} else {
- tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], simm);
+ tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)],
+ cpu_gpr[rA(ctx->opcode)], simm);
}
}
/* addic addic.*/
-static inline void gen_op_addic(DisasContext *ctx, TCGv ret, TCGv arg1,
- int compute_Rc0)
+static inline void gen_op_addic(DisasContext *ctx, bool compute_rc0)
{
- target_long simm = SIMM(ctx->opcode);
-
- /* Start with XER CA and OV disabled, the most likely case */
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
-
- if (likely(simm != 0)) {
- TCGv t0 = tcg_temp_local_new();
- tcg_gen_addi_tl(t0, arg1, simm);
- gen_op_arith_compute_ca(ctx, t0, arg1, 0);
- tcg_gen_mov_tl(ret, t0);
- tcg_temp_free(t0);
- } else {
- tcg_gen_mov_tl(ret, arg1);
- }
- if (compute_Rc0) {
- gen_set_Rc0(ctx, ret);
- }
+ TCGv c = tcg_const_tl(SIMM(ctx->opcode));
+ gen_op_arith_add(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
+ c, 0, 1, 0, compute_rc0);
+ tcg_temp_free(c);
}
static void gen_addic(DisasContext *ctx)
{
- gen_op_addic(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0);
+ gen_op_addic(ctx, 0);
}
static void gen_addic_(DisasContext *ctx)
{
- gen_op_addic(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1);
+ gen_op_addic(ctx, 1);
}
/* addis */
/* lis case */
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], simm << 16);
} else {
- tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], simm << 16);
+ tcg_gen_addi_tl(cpu_gpr[rD(ctx->opcode)],
+ cpu_gpr[rA(ctx->opcode)], simm << 16);
}
}
tcg_gen_divu_i32(t0, t0, t1);
}
if (compute_ov) {
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
+ tcg_gen_movi_tl(cpu_ov, 0);
}
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_movi_i32(t0, 0);
}
if (compute_ov) {
- tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
+ tcg_gen_movi_tl(cpu_ov, 1);
+ tcg_gen_movi_tl(cpu_so, 1);
}
gen_set_label(l2);
tcg_gen_extu_i32_tl(ret, t0);
tcg_gen_divu_i64(ret, arg1, arg2);
}
if (compute_ov) {
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
+ tcg_gen_movi_tl(cpu_ov, 0);
}
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_movi_i64(ret, 0);
}
if (compute_ov) {
- tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
+ tcg_gen_movi_tl(cpu_ov, 1);
+ tcg_gen_movi_tl(cpu_so, 1);
}
gen_set_label(l2);
if (unlikely(Rc(ctx->opcode) != 0))
/* mulhw mulhw. */
static void gen_mulhw(DisasContext *ctx)
{
- TCGv_i64 t0, t1;
+ TCGv_i32 t0 = tcg_temp_new_i32();
+ TCGv_i32 t1 = tcg_temp_new_i32();
- t0 = tcg_temp_new_i64();
- t1 = tcg_temp_new_i64();
-#if defined(TARGET_PPC64)
- tcg_gen_ext32s_tl(t0, cpu_gpr[rA(ctx->opcode)]);
- tcg_gen_ext32s_tl(t1, cpu_gpr[rB(ctx->opcode)]);
- tcg_gen_mul_i64(t0, t0, t1);
- tcg_gen_shri_i64(cpu_gpr[rD(ctx->opcode)], t0, 32);
-#else
- tcg_gen_ext_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
- tcg_gen_ext_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
- tcg_gen_mul_i64(t0, t0, t1);
- tcg_gen_shri_i64(t0, t0, 32);
- tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0);
-#endif
- tcg_temp_free_i64(t0);
- tcg_temp_free_i64(t1);
+ tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]);
+ tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]);
+ tcg_gen_muls2_i32(t0, t1, t0, t1);
+ tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t1);
+ tcg_temp_free_i32(t0);
+ tcg_temp_free_i32(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* mulhwu mulhwu. */
static void gen_mulhwu(DisasContext *ctx)
{
- TCGv_i64 t0, t1;
+ TCGv_i32 t0 = tcg_temp_new_i32();
+ TCGv_i32 t1 = tcg_temp_new_i32();
- t0 = tcg_temp_new_i64();
- t1 = tcg_temp_new_i64();
-#if defined(TARGET_PPC64)
- tcg_gen_ext32u_i64(t0, cpu_gpr[rA(ctx->opcode)]);
- tcg_gen_ext32u_i64(t1, cpu_gpr[rB(ctx->opcode)]);
- tcg_gen_mul_i64(t0, t0, t1);
- tcg_gen_shri_i64(cpu_gpr[rD(ctx->opcode)], t0, 32);
-#else
- 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_shri_i64(t0, t0, 32);
- tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0);
-#endif
- tcg_temp_free_i64(t0);
- tcg_temp_free_i64(t1);
+ tcg_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]);
+ tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]);
+ tcg_gen_mulu2_i32(t0, t1, t0, t1);
+ tcg_gen_extu_i32_tl(cpu_gpr[rD(ctx->opcode)], t1);
+ tcg_temp_free_i32(t0);
+ tcg_temp_free_i32(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
/* mullwo mullwo. */
static void gen_mullwo(DisasContext *ctx)
{
- int l1;
- TCGv_i64 t0, t1;
+ TCGv_i32 t0 = tcg_temp_new_i32();
+ TCGv_i32 t1 = tcg_temp_new_i32();
- t0 = tcg_temp_new_i64();
- t1 = tcg_temp_new_i64();
- l1 = gen_new_label();
- /* Start with XER OV disabled, the most likely case */
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
-#if defined(TARGET_PPC64)
- tcg_gen_ext32s_i64(t0, cpu_gpr[rA(ctx->opcode)]);
- tcg_gen_ext32s_i64(t1, cpu_gpr[rB(ctx->opcode)]);
-#else
- tcg_gen_ext_tl_i64(t0, cpu_gpr[rA(ctx->opcode)]);
- tcg_gen_ext_tl_i64(t1, cpu_gpr[rB(ctx->opcode)]);
-#endif
- tcg_gen_mul_i64(t0, t0, t1);
-#if defined(TARGET_PPC64)
- tcg_gen_ext32s_i64(cpu_gpr[rD(ctx->opcode)], t0);
- tcg_gen_brcond_i64(TCG_COND_EQ, t0, cpu_gpr[rD(ctx->opcode)], l1);
-#else
- tcg_gen_trunc_i64_tl(cpu_gpr[rD(ctx->opcode)], t0);
- tcg_gen_ext32s_i64(t1, t0);
- tcg_gen_brcond_i64(TCG_COND_EQ, t0, t1, l1);
-#endif
- 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_gen_trunc_tl_i32(t0, cpu_gpr[rA(ctx->opcode)]);
+ tcg_gen_trunc_tl_i32(t1, cpu_gpr[rB(ctx->opcode)]);
+ tcg_gen_muls2_i32(t0, t1, t0, t1);
+ tcg_gen_ext_i32_tl(cpu_gpr[rD(ctx->opcode)], t0);
+
+ tcg_gen_sari_i32(t0, t0, 31);
+ tcg_gen_setcond_i32(TCG_COND_NE, t0, t0, t1);
+ tcg_gen_extu_i32_tl(cpu_ov, t0);
+ tcg_gen_or_tl(cpu_so, cpu_so, cpu_ov);
+
+ tcg_temp_free_i32(t0);
+ tcg_temp_free_i32(t1);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
tcg_gen_muli_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
SIMM(ctx->opcode));
}
+
#if defined(TARGET_PPC64)
-#define GEN_INT_ARITH_MUL_HELPER(name, opc3) \
-static void glue(gen_, name)(DisasContext *ctx) \
-{ \
- gen_helper_##name (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_gpr[rD(ctx->opcode)]); \
-}
/* mulhd mulhd. */
-GEN_INT_ARITH_MUL_HELPER(mulhdu, 0x00);
+static void gen_mulhd(DisasContext *ctx)
+{
+ TCGv lo = tcg_temp_new();
+ tcg_gen_muls2_tl(lo, cpu_gpr[rD(ctx->opcode)],
+ cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
+ tcg_temp_free(lo);
+ if (unlikely(Rc(ctx->opcode) != 0)) {
+ gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
+ }
+}
+
/* mulhdu mulhdu. */
-GEN_INT_ARITH_MUL_HELPER(mulhd, 0x02);
+static void gen_mulhdu(DisasContext *ctx)
+{
+ TCGv lo = tcg_temp_new();
+ tcg_gen_mulu2_tl(lo, cpu_gpr[rD(ctx->opcode)],
+ cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)]);
+ tcg_temp_free(lo);
+ if (unlikely(Rc(ctx->opcode) != 0)) {
+ gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
+ }
+}
/* mulld mulld. */
static void gen_mulld(DisasContext *ctx)
}
#endif
-/* neg neg. nego nego. */
-static inline void gen_op_arith_neg(DisasContext *ctx, TCGv ret, TCGv arg1,
- int ov_check)
-{
- int l1 = gen_new_label();
- int l2 = gen_new_label();
- TCGv t0 = tcg_temp_local_new();
-#if defined(TARGET_PPC64)
- if (ctx->sf_mode) {
- tcg_gen_mov_tl(t0, arg1);
- tcg_gen_brcondi_tl(TCG_COND_EQ, t0, INT64_MIN, l1);
- } else
-#endif
- {
- tcg_gen_ext32s_tl(t0, arg1);
- tcg_gen_brcondi_tl(TCG_COND_EQ, t0, INT32_MIN, l1);
- }
- tcg_gen_neg_tl(ret, arg1);
- if (ov_check) {
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
- }
- tcg_gen_br(l2);
- gen_set_label(l1);
- tcg_gen_mov_tl(ret, t0);
- if (ov_check) {
- tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
- }
- gen_set_label(l2);
- tcg_temp_free(t0);
- if (unlikely(Rc(ctx->opcode) != 0))
- gen_set_Rc0(ctx, ret);
-}
-
-static void gen_neg(DisasContext *ctx)
-{
- gen_op_arith_neg(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 0);
-}
-
-static void gen_nego(DisasContext *ctx)
-{
- gen_op_arith_neg(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)], 1);
-}
-
/* Common subf function */
static inline void gen_op_arith_subf(DisasContext *ctx, TCGv ret, TCGv arg1,
- TCGv arg2, int add_ca, int compute_ca,
- int compute_ov)
+ TCGv arg2, bool add_ca, bool compute_ca,
+ bool compute_ov, bool compute_rc0)
{
- TCGv t0, t1;
+ TCGv t0 = ret;
- if ((!compute_ca && !compute_ov) ||
- (!TCGV_EQUAL(ret, arg1) && !TCGV_EQUAL(ret, arg2))) {
- t0 = ret;
- } else {
- t0 = tcg_temp_local_new();
- }
-
- if (add_ca) {
- t1 = tcg_temp_local_new();
- tcg_gen_andi_tl(t1, cpu_xer, (1 << XER_CA));
- tcg_gen_shri_tl(t1, t1, XER_CA);
- } else {
- TCGV_UNUSED(t1);
- }
-
- if (compute_ca && compute_ov) {
- /* Start with XER CA and OV disabled, the most likely case */
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~((1 << XER_CA) | (1 << XER_OV)));
- } else if (compute_ca) {
- /* Start with XER CA disabled, the most likely case */
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
- } else if (compute_ov) {
- /* Start with XER OV disabled, the most likely case */
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
+ if (((add_ca && compute_ca) || compute_ov)
+ && (TCGV_EQUAL(ret, arg1) || TCGV_EQUAL(ret, arg2))) {
+ t0 = tcg_temp_new();
}
if (add_ca) {
- tcg_gen_not_tl(t0, arg1);
- tcg_gen_add_tl(t0, t0, arg2);
- gen_op_arith_compute_ca(ctx, t0, arg2, 0);
- tcg_gen_add_tl(t0, t0, t1);
- gen_op_arith_compute_ca(ctx, t0, t1, 0);
- tcg_temp_free(t1);
+ /* dest = ~arg1 + arg2 + ca. */
+ if (compute_ca) {
+ TCGv zero, inv1 = tcg_temp_new();
+ tcg_gen_not_tl(inv1, arg1);
+ zero = tcg_const_tl(0);
+ tcg_gen_add2_tl(t0, cpu_ca, arg2, zero, cpu_ca, zero);
+ tcg_gen_add2_tl(t0, cpu_ca, t0, cpu_ca, inv1, zero);
+ tcg_temp_free(zero);
+ tcg_temp_free(inv1);
+ } else {
+ tcg_gen_sub_tl(t0, arg2, arg1);
+ tcg_gen_add_tl(t0, t0, cpu_ca);
+ tcg_gen_subi_tl(t0, t0, 1);
+ }
} else {
- tcg_gen_sub_tl(t0, arg2, arg1);
if (compute_ca) {
- gen_op_arith_compute_ca(ctx, t0, arg2, 1);
+ tcg_gen_setcond_tl(TCG_COND_GEU, cpu_ca, arg2, arg1);
}
+ tcg_gen_sub_tl(t0, arg2, arg1);
}
+
if (compute_ov) {
gen_op_arith_compute_ov(ctx, t0, arg1, arg2, 1);
}
-
- if (unlikely(Rc(ctx->opcode) != 0))
+ if (unlikely(compute_rc0)) {
gen_set_Rc0(ctx, t0);
+ }
if (!TCGV_EQUAL(t0, ret)) {
tcg_gen_mov_tl(ret, t0);
}
/* Sub functions with Two operands functions */
#define GEN_INT_ARITH_SUBF(name, opc3, add_ca, compute_ca, compute_ov) \
-static void glue(gen_, name)(DisasContext *ctx) \
+static void glue(gen_, name)(DisasContext *ctx) \
{ \
gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], cpu_gpr[rB(ctx->opcode)], \
- add_ca, compute_ca, compute_ov); \
+ add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \
}
/* Sub functions with one operand and one immediate */
#define GEN_INT_ARITH_SUBF_CONST(name, opc3, const_val, \
add_ca, compute_ca, compute_ov) \
-static void glue(gen_, name)(DisasContext *ctx) \
+static void glue(gen_, name)(DisasContext *ctx) \
{ \
- TCGv t0 = tcg_const_local_tl(const_val); \
+ TCGv t0 = tcg_const_tl(const_val); \
gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], \
cpu_gpr[rA(ctx->opcode)], t0, \
- add_ca, compute_ca, compute_ov); \
+ add_ca, compute_ca, compute_ov, Rc(ctx->opcode)); \
tcg_temp_free(t0); \
}
/* subf subf. subfo subfo. */
/* subfic */
static void gen_subfic(DisasContext *ctx)
{
- /* Start with XER CA and OV disabled, the most likely case */
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
- TCGv t0 = tcg_temp_local_new();
- TCGv t1 = tcg_const_local_tl(SIMM(ctx->opcode));
- tcg_gen_sub_tl(t0, t1, cpu_gpr[rA(ctx->opcode)]);
- gen_op_arith_compute_ca(ctx, t0, t1, 1);
- tcg_temp_free(t1);
- tcg_gen_mov_tl(cpu_gpr[rD(ctx->opcode)], t0);
- tcg_temp_free(t0);
+ TCGv c = tcg_const_tl(SIMM(ctx->opcode));
+ gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
+ c, 0, 1, 0, 0);
+ tcg_temp_free(c);
+}
+
+/* neg neg. nego nego. */
+static inline void gen_op_arith_neg(DisasContext *ctx, bool compute_ov)
+{
+ TCGv zero = tcg_const_tl(0);
+ gen_op_arith_subf(ctx, cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)],
+ zero, 0, 0, compute_ov, Rc(ctx->opcode));
+ tcg_temp_free(zero);
+}
+
+static void gen_neg(DisasContext *ctx)
+{
+ gen_op_arith_neg(ctx, 0);
+}
+
+static void gen_nego(DisasContext *ctx)
+{
+ gen_op_arith_neg(ctx, 1);
}
/*** Integer logical ***/
static void gen_srawi(DisasContext *ctx)
{
int sh = SH(ctx->opcode);
- if (sh != 0) {
- int l1, l2;
+ TCGv dst = cpu_gpr[rA(ctx->opcode)];
+ TCGv src = cpu_gpr[rS(ctx->opcode)];
+ if (sh == 0) {
+ tcg_gen_mov_tl(dst, src);
+ tcg_gen_movi_tl(cpu_ca, 0);
+ } else {
TCGv t0;
- l1 = gen_new_label();
- l2 = gen_new_label();
- t0 = tcg_temp_local_new();
- tcg_gen_ext32s_tl(t0, cpu_gpr[rS(ctx->opcode)]);
- tcg_gen_brcondi_tl(TCG_COND_GE, t0, 0, l1);
- tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1ULL << sh) - 1);
- tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
- tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
- tcg_gen_br(l2);
- gen_set_label(l1);
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
- gen_set_label(l2);
- tcg_gen_ext32s_tl(t0, cpu_gpr[rS(ctx->opcode)]);
- tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], t0, sh);
+ tcg_gen_ext32s_tl(dst, src);
+ tcg_gen_andi_tl(cpu_ca, dst, (1ULL << sh) - 1);
+ t0 = tcg_temp_new();
+ tcg_gen_sari_tl(t0, dst, TARGET_LONG_BITS - 1);
+ tcg_gen_and_tl(cpu_ca, cpu_ca, t0);
tcg_temp_free(t0);
- } else {
- tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
+ tcg_gen_setcondi_tl(TCG_COND_NE, cpu_ca, cpu_ca, 0);
+ tcg_gen_sari_tl(dst, dst, sh);
+ }
+ if (unlikely(Rc(ctx->opcode) != 0)) {
+ gen_set_Rc0(ctx, dst);
}
- if (unlikely(Rc(ctx->opcode) != 0))
- gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
/* srw & srw. */
static inline void gen_sradi(DisasContext *ctx, int n)
{
int sh = SH(ctx->opcode) + (n << 5);
- if (sh != 0) {
- int l1, l2;
+ TCGv dst = cpu_gpr[rA(ctx->opcode)];
+ TCGv src = cpu_gpr[rS(ctx->opcode)];
+ if (sh == 0) {
+ tcg_gen_mov_tl(dst, src);
+ tcg_gen_movi_tl(cpu_ca, 0);
+ } else {
TCGv t0;
- l1 = gen_new_label();
- l2 = gen_new_label();
- t0 = tcg_temp_local_new();
- tcg_gen_brcondi_tl(TCG_COND_GE, cpu_gpr[rS(ctx->opcode)], 0, l1);
- tcg_gen_andi_tl(t0, cpu_gpr[rS(ctx->opcode)], (1ULL << sh) - 1);
- tcg_gen_brcondi_tl(TCG_COND_EQ, t0, 0, l1);
- tcg_gen_ori_tl(cpu_xer, cpu_xer, 1 << XER_CA);
- tcg_gen_br(l2);
- gen_set_label(l1);
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
- gen_set_label(l2);
+ tcg_gen_andi_tl(cpu_ca, src, (1ULL << sh) - 1);
+ t0 = tcg_temp_new();
+ tcg_gen_sari_tl(t0, src, TARGET_LONG_BITS - 1);
+ tcg_gen_and_tl(cpu_ca, cpu_ca, t0);
tcg_temp_free(t0);
- tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh);
- } else {
- tcg_gen_mov_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)]);
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_CA));
+ tcg_gen_setcondi_tl(TCG_COND_NE, cpu_ca, cpu_ca, 0);
+ tcg_gen_sari_tl(dst, src, sh);
+ }
+ if (unlikely(Rc(ctx->opcode) != 0)) {
+ gen_set_Rc0(ctx, dst);
}
- if (unlikely(Rc(ctx->opcode) != 0))
- gen_set_Rc0(ctx, cpu_gpr[rA(ctx->opcode)]);
}
static void gen_sradi0(DisasContext *ctx)
{
int l1;
- 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_trunc_tl_i32(cpu_crf[0], cpu_so);
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);
#else
{
int l1;
- 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_trunc_tl_i32(cpu_crf[0], cpu_so);
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);
if (unlikely(ctx->singlestep_enabled)) {
if ((ctx->singlestep_enabled &
(CPU_BRANCH_STEP | CPU_SINGLE_STEP)) &&
- ctx->exception == POWERPC_EXCP_BRANCH) {
+ (ctx->exception == POWERPC_EXCP_BRANCH ||
+ ctx->exception == POWERPC_EXCP_TRACE)) {
target_ulong tmp = ctx->nip;
ctx->nip = dest;
gen_exception(ctx, POWERPC_EXCP_TRACE);
/*** Processor control ***/
+static void gen_read_xer(TCGv dst)
+{
+ TCGv t0 = tcg_temp_new();
+ TCGv t1 = tcg_temp_new();
+ TCGv t2 = tcg_temp_new();
+ tcg_gen_mov_tl(dst, cpu_xer);
+ tcg_gen_shli_tl(t0, cpu_so, XER_SO);
+ tcg_gen_shli_tl(t1, cpu_ov, XER_OV);
+ tcg_gen_shli_tl(t2, cpu_ca, XER_CA);
+ tcg_gen_or_tl(t0, t0, t1);
+ tcg_gen_or_tl(dst, dst, t2);
+ tcg_gen_or_tl(dst, dst, t0);
+ tcg_temp_free(t0);
+ tcg_temp_free(t1);
+ tcg_temp_free(t2);
+}
+
+static void gen_write_xer(TCGv src)
+{
+ tcg_gen_andi_tl(cpu_xer, src,
+ ~((1u << XER_SO) | (1u << XER_OV) | (1u << XER_CA)));
+ tcg_gen_shri_tl(cpu_so, src, XER_SO);
+ tcg_gen_shri_tl(cpu_ov, src, XER_OV);
+ tcg_gen_shri_tl(cpu_ca, src, XER_CA);
+ tcg_gen_andi_tl(cpu_so, cpu_so, 1);
+ tcg_gen_andi_tl(cpu_ov, cpu_ov, 1);
+ tcg_gen_andi_tl(cpu_ca, cpu_ca, 1);
+}
+
/* mcrxr */
static void gen_mcrxr(DisasContext *ctx)
{
- tcg_gen_trunc_tl_i32(cpu_crf[crfD(ctx->opcode)], cpu_xer);
- tcg_gen_shri_i32(cpu_crf[crfD(ctx->opcode)], cpu_crf[crfD(ctx->opcode)], XER_CA);
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_SO | 1 << XER_OV | 1 << XER_CA));
+ TCGv_i32 t0 = tcg_temp_new_i32();
+ TCGv_i32 t1 = tcg_temp_new_i32();
+ TCGv_i32 dst = cpu_crf[crfD(ctx->opcode)];
+
+ tcg_gen_trunc_tl_i32(t0, cpu_so);
+ tcg_gen_trunc_tl_i32(t1, cpu_ov);
+ tcg_gen_trunc_tl_i32(dst, cpu_ca);
+ tcg_gen_shri_i32(t0, t0, 2);
+ tcg_gen_shri_i32(t1, t1, 1);
+ tcg_gen_or_i32(dst, dst, t0);
+ tcg_gen_or_i32(dst, dst, t1);
+ tcg_temp_free_i32(t0);
+ tcg_temp_free_i32(t1);
+
+ tcg_gen_movi_tl(cpu_so, 0);
+ tcg_gen_movi_tl(cpu_ov, 0);
+ tcg_gen_movi_tl(cpu_ca, 0);
}
/* mfcr mfocrf */
/* dcbz */
static void gen_dcbz(DisasContext *ctx)
{
- 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(cpu_env, t0);
- tcg_temp_free(t0);
-}
+ TCGv tcgv_addr;
+ TCGv_i32 tcgv_is_dcbzl;
+ int is_dcbzl = ctx->opcode & 0x00200000 ? 1 : 0;
-static void gen_dcbz_970(DisasContext *ctx)
-{
- 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(cpu_env, t0);
- else
- gen_helper_dcbz_970(cpu_env, t0);
- tcg_temp_free(t0);
+ tcgv_addr = tcg_temp_new();
+ tcgv_is_dcbzl = tcg_const_i32(is_dcbzl);
+
+ gen_addr_reg_index(ctx, tcgv_addr);
+ gen_helper_dcbz(cpu_env, tcgv_addr, tcgv_is_dcbzl);
+
+ tcg_temp_free(tcgv_addr);
+ tcg_temp_free_i32(tcgv_is_dcbzl);
}
/* dst / dstt */
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_movi_tl(cpu_ov, 0);
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_movi_tl(cpu_ov, 1);
+ tcg_gen_movi_tl(cpu_so, 1);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_neg_tl(cpu_gpr[rD(ctx->opcode)], cpu_gpr[rA(ctx->opcode)]);
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_movi_tl(cpu_ov, 0);
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_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_movi_tl(cpu_ov, 1);
+ tcg_gen_movi_tl(cpu_so, 1);
tcg_gen_br(l2);
gen_set_label(l1);
tcg_gen_movi_tl(cpu_gpr[rD(ctx->opcode)], 0);
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_movi_tl(cpu_ov, 0);
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(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));
+ tcg_gen_movi_tl(cpu_ov, 1);
+ tcg_gen_movi_tl(cpu_so, 1);
gen_set_label(l1);
tcg_temp_free_i64(t0);
tcg_temp_free_i64(t1);
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));
+ tcg_gen_movi_tl(cpu_ov, 0);
if (unlikely(Rc(ctx->opcode) != 0))
gen_set_Rc0(ctx, cpu_gpr[rD(ctx->opcode)]);
}
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_movi_tl(cpu_ca, 0);
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));
+ tcg_gen_movi_tl(cpu_ca, 1);
gen_set_label(l1);
tcg_gen_sari_tl(cpu_gpr[rA(ctx->opcode)], cpu_gpr[rS(ctx->opcode)], sh);
tcg_temp_free(t0);
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_movi_tl(cpu_ca, 0);
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));
+ tcg_gen_movi_tl(cpu_ca, 1);
gen_set_label(l2);
tcg_temp_free(t1);
tcg_temp_free(t2);
if (opc3 & 0x10) {
/* Start with XER OV disabled, the most likely case */
- tcg_gen_andi_tl(cpu_xer, cpu_xer, ~(1 << XER_OV));
+ tcg_gen_movi_tl(cpu_ov, 0);
}
if (opc3 & 0x01) {
/* Signed */
}
if (opc3 & 0x10) {
/* Check overflow */
- tcg_gen_ori_tl(cpu_xer, cpu_xer, (1 << XER_OV) | (1 << XER_SO));
+ tcg_gen_movi_tl(cpu_ov, 1);
+ tcg_gen_movi_tl(cpu_so, 1);
}
gen_set_label(l1);
tcg_gen_mov_tl(cpu_gpr[rt], 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_trunc_tl_i32(cpu_crf[0], cpu_so);
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);
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_trunc_tl_i32(cpu_crf[0], cpu_so);
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);
GEN_HANDLER(dcbst, 0x1F, 0x16, 0x01, 0x03E00001, PPC_CACHE),
GEN_HANDLER(dcbt, 0x1F, 0x16, 0x08, 0x02000001, PPC_CACHE),
GEN_HANDLER(dcbtst, 0x1F, 0x16, 0x07, 0x02000001, PPC_CACHE),
-GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03E00001, PPC_CACHE_DCBZ),
-GEN_HANDLER2(dcbz_970, "dcbz", 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZT),
+GEN_HANDLER(dcbz, 0x1F, 0x16, 0x1F, 0x03C00001, PPC_CACHE_DCBZ),
GEN_HANDLER(dst, 0x1F, 0x16, 0x0A, 0x01800001, PPC_ALTIVEC),
GEN_HANDLER(dstst, 0x1F, 0x16, 0x0B, 0x02000001, PPC_ALTIVEC),
GEN_HANDLER(dss, 0x1F, 0x16, 0x19, 0x019FF801, PPC_ALTIVEC),
cpu_fprintf(f, "NIP " TARGET_FMT_lx " LR " TARGET_FMT_lx " CTR "
TARGET_FMT_lx " XER " TARGET_FMT_lx "\n",
- env->nip, env->lr, env->ctr, env->xer);
+ env->nip, env->lr, env->ctr, cpu_read_xer(env));
cpu_fprintf(f, "MSR " TARGET_FMT_lx " HID0 " TARGET_FMT_lx " HF "
TARGET_FMT_lx " idx %d\n", env->msr, env->spr[SPR_HID0],
env->hflags, env->mmu_idx);
if (max_insns == 0)
max_insns = CF_COUNT_MASK;
- gen_icount_start();
+ gen_tb_start();
/* Set env in case of segfault during code fetch */
while (ctx.exception == POWERPC_EXCP_NONE
&& tcg_ctx.gen_opc_ptr < gen_opc_end) {
if (lj < j) {
lj++;
while (lj < j)
- gen_opc_instr_start[lj++] = 0;
+ tcg_ctx.gen_opc_instr_start[lj++] = 0;
}
- gen_opc_pc[lj] = ctx.nip;
- gen_opc_instr_start[lj] = 1;
- gen_opc_icount[lj] = num_insns;
+ tcg_ctx.gen_opc_pc[lj] = ctx.nip;
+ tcg_ctx.gen_opc_instr_start[lj] = 1;
+ tcg_ctx.gen_opc_icount[lj] = num_insns;
}
LOG_DISAS("----------------\n");
LOG_DISAS("nip=" TARGET_FMT_lx " super=%d ir=%d\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");
+ opc3(ctx.opcode), ctx.le_mode ? "little" : "big");
if (unlikely(qemu_loglevel_mask(CPU_LOG_TB_OP | CPU_LOG_TB_OP_OPT))) {
tcg_gen_debug_insn_start(ctx.nip);
}
/* Generate the return instruction */
tcg_gen_exit_tb(0);
}
- gen_icount_end(tb, num_insns);
+ gen_tb_end(tb, num_insns);
*tcg_ctx.gen_opc_ptr = INDEX_op_end;
if (unlikely(search_pc)) {
j = tcg_ctx.gen_opc_ptr - tcg_ctx.gen_opc_buf;
lj++;
while (lj <= j)
- gen_opc_instr_start[lj++] = 0;
+ tcg_ctx.gen_opc_instr_start[lj++] = 0;
} else {
tb->size = ctx.nip - pc_start;
tb->icount = num_insns;
void restore_state_to_opc(CPUPPCState *env, TranslationBlock *tb, int pc_pos)
{
- env->nip = gen_opc_pc[pc_pos];
+ env->nip = tcg_ctx.gen_opc_pc[pc_pos];
}
projects / qemu.git / blobdiff