/*
* SH4 translation
- *
+ *
* Copyright (c) 2005 Samuel Tardieu
*
* This library is free software; you can redistribute it and/or
#include "cpu.h"
#include "exec-all.h"
#include "disas.h"
+#include "tcg-op.h"
+#include "qemu-common.h"
-enum {
-#define DEF(s, n, copy_size) INDEX_op_ ## s,
-#include "opc.h"
-#undef DEF
- NB_OPS,
-};
-
-#ifdef USE_DIRECT_JUMP
-#define TBPARAM(x)
-#else
-#define TBPARAM(x) ((long)(x))
-#endif
-
-static uint16_t *gen_opc_ptr;
-static uint32_t *gen_opparam_ptr;
-
-#include "gen-op.h"
+#include "helper.h"
+#define GEN_HELPER 1
+#include "helper.h"
typedef struct DisasContext {
struct TranslationBlock *tb;
uint32_t fpscr;
uint16_t opcode;
uint32_t flags;
+ int bstate;
int memidx;
uint32_t delayed_pc;
int singlestep_enabled;
+ uint32_t features;
} DisasContext;
-#ifdef CONFIG_USER_ONLY
+#if defined(CONFIG_USER_ONLY)
+#define IS_USER(ctx) 1
+#else
+#define IS_USER(ctx) (!(ctx->sr & SR_MD))
+#endif
-#define GEN_OP_LD(width, reg) \
- void gen_op_ld##width##_T0_##reg (DisasContext *ctx) { \
- gen_op_ld##width##_T0_##reg##_raw(); \
- }
-#define GEN_OP_ST(width, reg) \
- void gen_op_st##width##_##reg##_T1 (DisasContext *ctx) { \
- gen_op_st##width##_##reg##_T1_raw(); \
- }
+enum {
+ BS_NONE = 0, /* We go out of the TB without reaching a branch or an
+ * exception condition
+ */
+ BS_STOP = 1, /* We want to stop translation for any reason */
+ BS_BRANCH = 2, /* We reached a branch condition */
+ BS_EXCP = 3, /* We reached an exception condition */
+};
-#else
+/* global register indexes */
+static TCGv_ptr cpu_env;
+static TCGv cpu_gregs[24];
+static TCGv cpu_pc, cpu_sr, cpu_ssr, cpu_spc, cpu_gbr;
+static TCGv cpu_vbr, cpu_sgr, cpu_dbr, cpu_mach, cpu_macl;
+static TCGv cpu_pr, cpu_fpscr, cpu_fpul;
+static TCGv cpu_fregs[32];
-#define GEN_OP_LD(width, reg) \
- void gen_op_ld##width##_T0_##reg (DisasContext *ctx) { \
- if (ctx->memidx) gen_op_ld##width##_T0_##reg##_kernel(); \
- else gen_op_ld##width##_T0_##reg##_user();\
- }
-#define GEN_OP_ST(width, reg) \
- void gen_op_st##width##_##reg##_T1 (DisasContext *ctx) { \
- if (ctx->memidx) gen_op_st##width##_##reg##_T1_kernel(); \
- else gen_op_st##width##_##reg##_T1_user();\
- }
+/* internal register indexes */
+static TCGv cpu_flags, cpu_delayed_pc;
-#endif
+#include "gen-icount.h"
+
+static void sh4_translate_init(void)
+{
+ int i;
+ static int done_init = 0;
+ static const char * const gregnames[24] = {
+ "R0_BANK0", "R1_BANK0", "R2_BANK0", "R3_BANK0",
+ "R4_BANK0", "R5_BANK0", "R6_BANK0", "R7_BANK0",
+ "R8", "R9", "R10", "R11", "R12", "R13", "R14", "R15",
+ "R0_BANK1", "R1_BANK1", "R2_BANK1", "R3_BANK1",
+ "R4_BANK1", "R5_BANK1", "R6_BANK1", "R7_BANK1"
+ };
+ static const char * const fregnames[32] = {
+ "FPR0_BANK0", "FPR1_BANK0", "FPR2_BANK0", "FPR3_BANK0",
+ "FPR4_BANK0", "FPR5_BANK0", "FPR6_BANK0", "FPR7_BANK0",
+ "FPR8_BANK0", "FPR9_BANK0", "FPR10_BANK0", "FPR11_BANK0",
+ "FPR12_BANK0", "FPR13_BANK0", "FPR14_BANK0", "FPR15_BANK0",
+ "FPR0_BANK1", "FPR1_BANK1", "FPR2_BANK1", "FPR3_BANK1",
+ "FPR4_BANK1", "FPR5_BANK1", "FPR6_BANK1", "FPR7_BANK1",
+ "FPR8_BANK1", "FPR9_BANK1", "FPR10_BANK1", "FPR11_BANK1",
+ "FPR12_BANK1", "FPR13_BANK1", "FPR14_BANK1", "FPR15_BANK1",
+ };
+
+ if (done_init)
+ return;
+
+ cpu_env = tcg_global_reg_new_ptr(TCG_AREG0, "env");
+
+ for (i = 0; i < 24; i++)
+ cpu_gregs[i] = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, gregs[i]),
+ gregnames[i]);
+
+ cpu_pc = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, pc), "PC");
+ cpu_sr = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, sr), "SR");
+ cpu_ssr = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, ssr), "SSR");
+ cpu_spc = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, spc), "SPC");
+ cpu_gbr = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, gbr), "GBR");
+ cpu_vbr = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, vbr), "VBR");
+ cpu_sgr = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, sgr), "SGR");
+ cpu_dbr = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, dbr), "DBR");
+ cpu_mach = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, mach), "MACH");
+ cpu_macl = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, macl), "MACL");
+ cpu_pr = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, pr), "PR");
+ cpu_fpscr = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, fpscr), "FPSCR");
+ cpu_fpul = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, fpul), "FPUL");
-GEN_OP_LD(ub, T0)
-GEN_OP_LD(b, T0)
-GEN_OP_ST(b, T0)
-GEN_OP_LD(uw, T0)
-GEN_OP_LD(w, T0)
-GEN_OP_ST(w, T0)
-GEN_OP_LD(l, T0)
-GEN_OP_ST(l, T0)
-GEN_OP_LD(fl, FT0)
-GEN_OP_ST(fl, FT0)
-GEN_OP_LD(fq, DT0)
-GEN_OP_ST(fq, DT0)
+ cpu_flags = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, flags), "_flags_");
+ cpu_delayed_pc = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, delayed_pc),
+ "_delayed_pc_");
+
+ for (i = 0; i < 32; i++)
+ cpu_fregs[i] = tcg_global_mem_new_i32(TCG_AREG0,
+ offsetof(CPUState, fregs[i]),
+ fregnames[i]);
+
+ /* register helpers */
+#define GEN_HELPER 2
+#include "helper.h"
+
+ done_init = 1;
+}
void cpu_dump_state(CPUState * env, FILE * f,
int (*cpu_fprintf) (FILE * f, const char *fmt, ...),
int i;
cpu_fprintf(f, "pc=0x%08x sr=0x%08x pr=0x%08x fpscr=0x%08x\n",
env->pc, env->sr, env->pr, env->fpscr);
+ cpu_fprintf(f, "spc=0x%08x ssr=0x%08x gbr=0x%08x vbr=0x%08x\n",
+ env->spc, env->ssr, env->gbr, env->vbr);
+ cpu_fprintf(f, "sgr=0x%08x dbr=0x%08x delayed_pc=0x%08x fpul=0x%08x\n",
+ env->sgr, env->dbr, env->delayed_pc, env->fpul);
for (i = 0; i < 24; i += 4) {
cpu_fprintf(f, "r%d=0x%08x r%d=0x%08x r%d=0x%08x r%d=0x%08x\n",
i, env->gregs[i], i + 1, env->gregs[i + 1],
}
}
-void cpu_sh4_reset(CPUSH4State * env)
+static void cpu_sh4_reset(CPUSH4State * env)
{
+#if defined(CONFIG_USER_ONLY)
+ env->sr = SR_FD; /* FD - kernel does lazy fpu context switch */
+#else
env->sr = 0x700000F0; /* MD, RB, BL, I3-I0 */
+#endif
env->vbr = 0;
env->pc = 0xA0000000;
- env->fpscr = 0x00040001;
+#if defined(CONFIG_USER_ONLY)
+ env->fpscr = FPSCR_PR; /* value for userspace according to the kernel */
+ set_float_rounding_mode(float_round_nearest_even, &env->fp_status); /* ?! */
+#else
+ env->fpscr = 0x00040001; /* CPU reset value according to SH4 manual */
+ set_float_rounding_mode(float_round_to_zero, &env->fp_status);
+#endif
env->mmucr = 0;
}
-CPUSH4State *cpu_sh4_init(void)
+typedef struct {
+ const char *name;
+ int id;
+ uint32_t pvr;
+ uint32_t prr;
+ uint32_t cvr;
+ uint32_t features;
+} sh4_def_t;
+
+static sh4_def_t sh4_defs[] = {
+ {
+ .name = "SH7750R",
+ .id = SH_CPU_SH7750R,
+ .pvr = 0x00050000,
+ .prr = 0x00000100,
+ .cvr = 0x00110000,
+ }, {
+ .name = "SH7751R",
+ .id = SH_CPU_SH7751R,
+ .pvr = 0x04050005,
+ .prr = 0x00000113,
+ .cvr = 0x00110000, /* Neutered caches, should be 0x20480000 */
+ }, {
+ .name = "SH7785",
+ .id = SH_CPU_SH7785,
+ .pvr = 0x10300700,
+ .prr = 0x00000200,
+ .cvr = 0x71440211,
+ .features = SH_FEATURE_SH4A,
+ },
+};
+
+static const sh4_def_t *cpu_sh4_find_by_name(const char *name)
+{
+ int i;
+
+ if (strcasecmp(name, "any") == 0)
+ return &sh4_defs[0];
+
+ for (i = 0; i < sizeof(sh4_defs) / sizeof(*sh4_defs); i++)
+ if (strcasecmp(name, sh4_defs[i].name) == 0)
+ return &sh4_defs[i];
+
+ return NULL;
+}
+
+void sh4_cpu_list(FILE *f, int (*cpu_fprintf)(FILE *f, const char *fmt, ...))
+{
+ int i;
+
+ for (i = 0; i < sizeof(sh4_defs) / sizeof(*sh4_defs); i++)
+ (*cpu_fprintf)(f, "%s\n", sh4_defs[i].name);
+}
+
+static void cpu_sh4_register(CPUSH4State *env, const sh4_def_t *def)
+{
+ env->pvr = def->pvr;
+ env->prr = def->prr;
+ env->cvr = def->cvr;
+ env->id = def->id;
+}
+
+CPUSH4State *cpu_sh4_init(const char *cpu_model)
{
CPUSH4State *env;
+ const sh4_def_t *def;
+ def = cpu_sh4_find_by_name(cpu_model);
+ if (!def)
+ return NULL;
env = qemu_mallocz(sizeof(CPUSH4State));
if (!env)
return NULL;
+ env->features = def->features;
cpu_exec_init(env);
+ sh4_translate_init();
+ env->cpu_model_str = cpu_model;
cpu_sh4_reset(env);
+ cpu_sh4_register(env, def);
tlb_flush(env, 1);
return env;
}
if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) &&
!ctx->singlestep_enabled) {
/* Use a direct jump if in same page and singlestep not enabled */
- if (n == 0)
- gen_op_goto_tb0(TBPARAM(tb));
- else
- gen_op_goto_tb1(TBPARAM(tb));
- gen_op_movl_imm_T0((long) tb + n);
+ tcg_gen_goto_tb(n);
+ tcg_gen_movi_i32(cpu_pc, dest);
+ tcg_gen_exit_tb((long) tb + n);
} else {
- gen_op_movl_imm_T0(0);
+ tcg_gen_movi_i32(cpu_pc, dest);
+ if (ctx->singlestep_enabled)
+ gen_helper_debug();
+ tcg_gen_exit_tb(0);
}
- gen_op_movl_imm_PC(dest);
- if (ctx->singlestep_enabled)
- gen_op_debug();
- gen_op_exit_tb();
-}
-
-/* Jump to pc after an exception */
-static void gen_jump_exception(DisasContext * ctx)
-{
- gen_op_movl_imm_T0(0);
- if (ctx->singlestep_enabled)
- gen_op_debug();
- gen_op_exit_tb();
}
static void gen_jump(DisasContext * ctx)
if (ctx->delayed_pc == (uint32_t) - 1) {
/* Target is not statically known, it comes necessarily from a
delayed jump as immediate jump are conditinal jumps */
- gen_op_movl_delayed_pc_PC();
- gen_op_movl_imm_T0(0);
+ tcg_gen_mov_i32(cpu_pc, cpu_delayed_pc);
if (ctx->singlestep_enabled)
- gen_op_debug();
- gen_op_exit_tb();
+ gen_helper_debug();
+ tcg_gen_exit_tb(0);
} else {
gen_goto_tb(ctx, 0, ctx->delayed_pc);
}
}
+static inline void gen_branch_slot(uint32_t delayed_pc, int t)
+{
+ TCGv sr;
+ int label = gen_new_label();
+ tcg_gen_movi_i32(cpu_delayed_pc, delayed_pc);
+ sr = tcg_temp_new();
+ tcg_gen_andi_i32(sr, cpu_sr, SR_T);
+ tcg_gen_brcondi_i32(TCG_COND_NE, sr, t ? SR_T : 0, label);
+ tcg_gen_ori_i32(cpu_flags, cpu_flags, DELAY_SLOT_TRUE);
+ gen_set_label(label);
+}
+
/* Immediate conditional jump (bt or bf) */
static void gen_conditional_jump(DisasContext * ctx,
target_ulong ift, target_ulong ifnott)
{
int l1;
+ TCGv sr;
l1 = gen_new_label();
- gen_op_jT(l1);
+ sr = tcg_temp_new();
+ tcg_gen_andi_i32(sr, cpu_sr, SR_T);
+ tcg_gen_brcondi_i32(TCG_COND_EQ, sr, SR_T, l1);
gen_goto_tb(ctx, 0, ifnott);
gen_set_label(l1);
gen_goto_tb(ctx, 1, ift);
static void gen_delayed_conditional_jump(DisasContext * ctx)
{
int l1;
+ TCGv ds;
l1 = gen_new_label();
- gen_op_jTT2(l1);
- gen_goto_tb(ctx, 0, ctx->pc);
+ ds = tcg_temp_new();
+ tcg_gen_andi_i32(ds, cpu_flags, DELAY_SLOT_TRUE);
+ tcg_gen_brcondi_i32(TCG_COND_EQ, ds, DELAY_SLOT_TRUE, l1);
+ gen_goto_tb(ctx, 1, ctx->pc + 2);
gen_set_label(l1);
- gen_goto_tb(ctx, 1, ctx->delayed_pc);
+ tcg_gen_andi_i32(cpu_flags, cpu_flags, ~DELAY_SLOT_TRUE);
+ gen_jump(ctx);
+}
+
+static inline void gen_set_t(void)
+{
+ tcg_gen_ori_i32(cpu_sr, cpu_sr, SR_T);
+}
+
+static inline void gen_clr_t(void)
+{
+ tcg_gen_andi_i32(cpu_sr, cpu_sr, ~SR_T);
+}
+
+static inline void gen_cmp(int cond, TCGv t0, TCGv t1)
+{
+ int label1 = gen_new_label();
+ int label2 = gen_new_label();
+ tcg_gen_brcond_i32(cond, t1, t0, label1);
+ gen_clr_t();
+ tcg_gen_br(label2);
+ gen_set_label(label1);
+ gen_set_t();
+ gen_set_label(label2);
+}
+
+static inline void gen_cmp_imm(int cond, TCGv t0, int32_t imm)
+{
+ int label1 = gen_new_label();
+ int label2 = gen_new_label();
+ tcg_gen_brcondi_i32(cond, t0, imm, label1);
+ gen_clr_t();
+ tcg_gen_br(label2);
+ gen_set_label(label1);
+ gen_set_t();
+ gen_set_label(label2);
+}
+
+static inline void gen_store_flags(uint32_t flags)
+{
+ tcg_gen_andi_i32(cpu_flags, cpu_flags, DELAY_SLOT_TRUE);
+ tcg_gen_ori_i32(cpu_flags, cpu_flags, flags);
+}
+
+static inline void gen_copy_bit_i32(TCGv t0, int p0, TCGv t1, int p1)
+{
+ TCGv tmp = tcg_temp_new();
+
+ p0 &= 0x1f;
+ p1 &= 0x1f;
+
+ tcg_gen_andi_i32(tmp, t1, (1 << p1));
+ tcg_gen_andi_i32(t0, t0, ~(1 << p0));
+ if (p0 < p1)
+ tcg_gen_shri_i32(tmp, tmp, p1 - p0);
+ else if (p0 > p1)
+ tcg_gen_shli_i32(tmp, tmp, p0 - p1);
+ tcg_gen_or_i32(t0, t0, tmp);
+
+ tcg_temp_free(tmp);
+}
+
+static inline void gen_load_fpr64(TCGv_i64 t, int reg)
+{
+ tcg_gen_concat_i32_i64(t, cpu_fregs[reg + 1], cpu_fregs[reg]);
+}
+
+static inline void gen_store_fpr64 (TCGv_i64 t, int reg)
+{
+ TCGv_i32 tmp = tcg_temp_new_i32();
+ tcg_gen_trunc_i64_i32(tmp, t);
+ tcg_gen_mov_i32(cpu_fregs[reg + 1], tmp);
+ tcg_gen_shri_i64(t, t, 32);
+ tcg_gen_trunc_i64_i32(tmp, t);
+ tcg_gen_mov_i32(cpu_fregs[reg], tmp);
+ tcg_temp_free_i32(tmp);
}
#define B3_0 (ctx->opcode & 0xf)
#define B15_12 ((ctx->opcode >> 12) & 0xf)
#define REG(x) ((x) < 8 && (ctx->sr & (SR_MD | SR_RB)) == (SR_MD | SR_RB) ? \
- (x) + 16 : (x))
+ (cpu_gregs[x + 16]) : (cpu_gregs[x]))
#define ALTREG(x) ((x) < 8 && (ctx->sr & (SR_MD | SR_RB)) != (SR_MD | SR_RB) \
- ? (x) + 16 : (x))
+ ? (cpu_gregs[x + 16]) : (cpu_gregs[x]))
#define FREG(x) (ctx->fpscr & FPSCR_FR ? (x) ^ 0x10 : (x))
-#define XHACK(x) (((x) & 1 ) << 4 | ((x) & 0xe ) << 1)
+#define XHACK(x) ((((x) & 1 ) << 4) | ((x) & 0xe))
#define XREG(x) (ctx->fpscr & FPSCR_FR ? XHACK(x) ^ 0x10 : XHACK(x))
+#define DREG(x) FREG(x) /* Assumes lsb of (x) is always 0 */
#define CHECK_NOT_DELAY_SLOT \
- if (ctx->flags & (DELAY_SLOT | DELAY_SLOT_CONDITIONAL)) \
- {gen_op_raise_slot_illegal_instruction (); ctx->flags |= BRANCH_EXCEPTION; \
- return;}
+ if (ctx->flags & (DELAY_SLOT | DELAY_SLOT_CONDITIONAL)) \
+ { \
+ tcg_gen_movi_i32(cpu_pc, ctx->pc-2); \
+ gen_helper_raise_slot_illegal_instruction(); \
+ ctx->bstate = BS_EXCP; \
+ return; \
+ }
+
+#define CHECK_PRIVILEGED \
+ if (IS_USER(ctx)) { \
+ tcg_gen_movi_i32(cpu_pc, ctx->pc); \
+ gen_helper_raise_illegal_instruction(); \
+ ctx->bstate = BS_EXCP; \
+ return; \
+ }
+
+#define CHECK_FPU_ENABLED \
+ if (ctx->flags & SR_FD) { \
+ if (ctx->flags & (DELAY_SLOT | DELAY_SLOT_CONDITIONAL)) { \
+ tcg_gen_movi_i32(cpu_pc, ctx->pc-2); \
+ gen_helper_raise_slot_fpu_disable(); \
+ } else { \
+ tcg_gen_movi_i32(cpu_pc, ctx->pc); \
+ gen_helper_raise_fpu_disable(); \
+ } \
+ ctx->bstate = BS_EXCP; \
+ return; \
+ }
-void decode_opc(DisasContext * ctx)
+static void _decode_opc(DisasContext * ctx)
{
#if 0
fprintf(stderr, "Translating opcode 0x%04x\n", ctx->opcode);
#endif
+
switch (ctx->opcode) {
case 0x0019: /* div0u */
- printf("div0u\n");
- gen_op_div0u();
+ tcg_gen_andi_i32(cpu_sr, cpu_sr, ~(SR_M | SR_Q | SR_T));
return;
case 0x000b: /* rts */
- CHECK_NOT_DELAY_SLOT gen_op_rts();
+ CHECK_NOT_DELAY_SLOT
+ tcg_gen_mov_i32(cpu_delayed_pc, cpu_pr);
ctx->flags |= DELAY_SLOT;
ctx->delayed_pc = (uint32_t) - 1;
return;
case 0x0028: /* clrmac */
- gen_op_clrmac();
+ tcg_gen_movi_i32(cpu_mach, 0);
+ tcg_gen_movi_i32(cpu_macl, 0);
return;
case 0x0048: /* clrs */
- gen_op_clrs();
+ tcg_gen_andi_i32(cpu_sr, cpu_sr, ~SR_S);
return;
case 0x0008: /* clrt */
- gen_op_clrt();
+ gen_clr_t();
return;
case 0x0038: /* ldtlb */
- assert(0); /* XXXXX */
+ CHECK_PRIVILEGED
+ gen_helper_ldtlb();
return;
- case 0x004b: /* rte */
- CHECK_NOT_DELAY_SLOT gen_op_rte();
+ case 0x002b: /* rte */
+ CHECK_PRIVILEGED
+ CHECK_NOT_DELAY_SLOT
+ tcg_gen_mov_i32(cpu_sr, cpu_ssr);
+ tcg_gen_mov_i32(cpu_delayed_pc, cpu_spc);
ctx->flags |= DELAY_SLOT;
ctx->delayed_pc = (uint32_t) - 1;
return;
case 0x0058: /* sets */
- gen_op_sets();
+ tcg_gen_ori_i32(cpu_sr, cpu_sr, SR_S);
return;
case 0x0018: /* sett */
- gen_op_sett();
+ gen_set_t();
return;
- case 0xfbfb: /* frchg */
- gen_op_frchg();
- ctx->flags |= MODE_CHANGE;
+ case 0xfbfd: /* frchg */
+ tcg_gen_xori_i32(cpu_fpscr, cpu_fpscr, FPSCR_FR);
+ ctx->bstate = BS_STOP;
return;
- case 0xf3fb: /* fschg */
- gen_op_fschg();
- ctx->flags |= MODE_CHANGE;
+ case 0xf3fd: /* fschg */
+ tcg_gen_xori_i32(cpu_fpscr, cpu_fpscr, FPSCR_SZ);
+ ctx->bstate = BS_STOP;
return;
case 0x0009: /* nop */
return;
case 0x001b: /* sleep */
- assert(0); /* XXXXX */
+ CHECK_PRIVILEGED
+ gen_helper_sleep(tcg_const_i32(ctx->pc + 2));
return;
}
switch (ctx->opcode & 0xf000) {
case 0x1000: /* mov.l Rm,@(disp,Rn) */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_addl_imm_T1(B3_0 * 4);
- gen_op_stl_T0_T1(ctx);
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_addi_i32(addr, REG(B11_8), B3_0 * 4);
+ tcg_gen_qemu_st32(REG(B7_4), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0x5000: /* mov.l @(disp,Rm),Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_addl_imm_T0(B3_0 * 4);
- gen_op_ldl_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(B11_8));
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_addi_i32(addr, REG(B7_4), B3_0 * 4);
+ tcg_gen_qemu_ld32s(REG(B11_8), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
- case 0xe000: /* mov.l #imm,Rn */
- gen_op_movl_imm_rN(B7_0s, REG(B11_8));
+ case 0xe000: /* mov #imm,Rn */
+ tcg_gen_movi_i32(REG(B11_8), B7_0s);
return;
case 0x9000: /* mov.w @(disp,PC),Rn */
- gen_op_movl_imm_T0(ctx->pc + 4 + B7_0 * 2);
- gen_op_ldw_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(B11_8));
+ {
+ TCGv addr = tcg_const_i32(ctx->pc + 4 + B7_0 * 2);
+ tcg_gen_qemu_ld16s(REG(B11_8), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0xd000: /* mov.l @(disp,PC),Rn */
- gen_op_movl_imm_T0((ctx->pc + 4 + B7_0 * 4) & ~3);
- gen_op_ldl_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(B11_8));
+ {
+ TCGv addr = tcg_const_i32((ctx->pc + 4 + B7_0 * 4) & ~3);
+ tcg_gen_qemu_ld32s(REG(B11_8), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
- case 0x7000: /* add.l #imm,Rn */
- gen_op_add_imm_rN(B7_0s, REG(B11_8));
+ case 0x7000: /* add #imm,Rn */
+ tcg_gen_addi_i32(REG(B11_8), REG(B11_8), B7_0s);
return;
case 0xa000: /* bra disp */
CHECK_NOT_DELAY_SLOT
- gen_op_bra(ctx->delayed_pc = ctx->pc + 4 + B11_0s * 2);
+ ctx->delayed_pc = ctx->pc + 4 + B11_0s * 2;
+ tcg_gen_movi_i32(cpu_delayed_pc, ctx->delayed_pc);
ctx->flags |= DELAY_SLOT;
return;
case 0xb000: /* bsr disp */
CHECK_NOT_DELAY_SLOT
- gen_op_bsr(ctx->pc + 4, ctx->delayed_pc =
- ctx->pc + 4 + B11_0s * 2);
+ tcg_gen_movi_i32(cpu_pr, ctx->pc + 4);
+ ctx->delayed_pc = ctx->pc + 4 + B11_0s * 2;
+ tcg_gen_movi_i32(cpu_delayed_pc, ctx->delayed_pc);
ctx->flags |= DELAY_SLOT;
return;
}
switch (ctx->opcode & 0xf00f) {
case 0x6003: /* mov Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_T0_rN(REG(B11_8));
+ tcg_gen_mov_i32(REG(B11_8), REG(B7_4));
return;
case 0x2000: /* mov.b Rm,@Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_stb_T0_T1(ctx);
+ tcg_gen_qemu_st8(REG(B7_4), REG(B11_8), ctx->memidx);
return;
case 0x2001: /* mov.w Rm,@Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_stw_T0_T1(ctx);
+ tcg_gen_qemu_st16(REG(B7_4), REG(B11_8), ctx->memidx);
return;
case 0x2002: /* mov.l Rm,@Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_stl_T0_T1(ctx);
+ tcg_gen_qemu_st32(REG(B7_4), REG(B11_8), ctx->memidx);
return;
case 0x6000: /* mov.b @Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_ldb_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(B11_8));
+ tcg_gen_qemu_ld8s(REG(B11_8), REG(B7_4), ctx->memidx);
return;
case 0x6001: /* mov.w @Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_ldw_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(B11_8));
+ tcg_gen_qemu_ld16s(REG(B11_8), REG(B7_4), ctx->memidx);
return;
case 0x6002: /* mov.l @Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_ldl_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(B11_8));
+ tcg_gen_qemu_ld32s(REG(B11_8), REG(B7_4), ctx->memidx);
return;
case 0x2004: /* mov.b Rm,@-Rn */
- gen_op_dec1_rN(REG(B11_8));
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_stb_T0_T1(ctx);
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_subi_i32(addr, REG(B11_8), 1);
+ tcg_gen_qemu_st8(REG(B7_4), addr, ctx->memidx); /* might cause re-execution */
+ tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 1); /* modify register status */
+ tcg_temp_free(addr);
+ }
return;
case 0x2005: /* mov.w Rm,@-Rn */
- gen_op_dec2_rN(REG(B11_8));
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_stw_T0_T1(ctx);
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_subi_i32(addr, REG(B11_8), 2);
+ tcg_gen_qemu_st16(REG(B7_4), addr, ctx->memidx);
+ tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 2);
+ tcg_temp_free(addr);
+ }
return;
case 0x2006: /* mov.l Rm,@-Rn */
- gen_op_dec4_rN(REG(B11_8));
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_stl_T0_T1(ctx);
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_subi_i32(addr, REG(B11_8), 4);
+ tcg_gen_qemu_st32(REG(B7_4), addr, ctx->memidx);
+ tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4);
+ }
return;
case 0x6004: /* mov.b @Rm+,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_ldb_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(B11_8));
- gen_op_inc1_rN(REG(B7_4));
+ tcg_gen_qemu_ld8s(REG(B11_8), REG(B7_4), ctx->memidx);
+ if ( B11_8 != B7_4 )
+ tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 1);
return;
case 0x6005: /* mov.w @Rm+,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_ldw_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(B11_8));
- gen_op_inc2_rN(REG(B7_4));
+ tcg_gen_qemu_ld16s(REG(B11_8), REG(B7_4), ctx->memidx);
+ if ( B11_8 != B7_4 )
+ tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 2);
return;
case 0x6006: /* mov.l @Rm+,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_ldl_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(B11_8));
- gen_op_inc4_rN(REG(B7_4));
+ tcg_gen_qemu_ld32s(REG(B11_8), REG(B7_4), ctx->memidx);
+ if ( B11_8 != B7_4 )
+ tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 4);
return;
case 0x0004: /* mov.b Rm,@(R0,Rn) */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_add_rN_T1(REG(0));
- gen_op_stb_T0_T1(ctx);
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_add_i32(addr, REG(B11_8), REG(0));
+ tcg_gen_qemu_st8(REG(B7_4), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0x0005: /* mov.w Rm,@(R0,Rn) */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_add_rN_T1(REG(0));
- gen_op_stw_T0_T1(ctx);
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_add_i32(addr, REG(B11_8), REG(0));
+ tcg_gen_qemu_st16(REG(B7_4), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0x0006: /* mov.l Rm,@(R0,Rn) */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_add_rN_T1(REG(0));
- gen_op_stl_T0_T1(ctx);
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_add_i32(addr, REG(B11_8), REG(0));
+ tcg_gen_qemu_st32(REG(B7_4), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0x000c: /* mov.b @(R0,Rm),Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_add_rN_T0(REG(0));
- gen_op_ldb_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(B11_8));
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_add_i32(addr, REG(B7_4), REG(0));
+ tcg_gen_qemu_ld8s(REG(B11_8), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0x000d: /* mov.w @(R0,Rm),Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_add_rN_T0(REG(0));
- gen_op_ldw_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(B11_8));
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_add_i32(addr, REG(B7_4), REG(0));
+ tcg_gen_qemu_ld16s(REG(B11_8), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0x000e: /* mov.l @(R0,Rm),Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_add_rN_T0(REG(0));
- gen_op_ldl_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(B11_8));
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_add_i32(addr, REG(B7_4), REG(0));
+ tcg_gen_qemu_ld32s(REG(B11_8), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0x6008: /* swap.b Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_swapb_T0();
- gen_op_movl_T0_rN(REG(B11_8));
+ {
+ TCGv highw, high, low;
+ highw = tcg_temp_new();
+ tcg_gen_andi_i32(highw, REG(B7_4), 0xffff0000);
+ high = tcg_temp_new();
+ tcg_gen_ext8u_i32(high, REG(B7_4));
+ tcg_gen_shli_i32(high, high, 8);
+ low = tcg_temp_new();
+ tcg_gen_shri_i32(low, REG(B7_4), 8);
+ tcg_gen_ext8u_i32(low, low);
+ tcg_gen_or_i32(REG(B11_8), high, low);
+ tcg_gen_or_i32(REG(B11_8), REG(B11_8), highw);
+ tcg_temp_free(low);
+ tcg_temp_free(high);
+ }
return;
case 0x6009: /* swap.w Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_swapw_T0();
- gen_op_movl_T0_rN(REG(B11_8));
+ {
+ TCGv high, low;
+ high = tcg_temp_new();
+ tcg_gen_ext16u_i32(high, REG(B7_4));
+ tcg_gen_shli_i32(high, high, 16);
+ low = tcg_temp_new();
+ tcg_gen_shri_i32(low, REG(B7_4), 16);
+ tcg_gen_ext16u_i32(low, low);
+ tcg_gen_or_i32(REG(B11_8), high, low);
+ tcg_temp_free(low);
+ tcg_temp_free(high);
+ }
return;
case 0x200d: /* xtrct Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_xtrct_T0_T1();
- gen_op_movl_T1_rN(REG(B11_8));
+ {
+ TCGv high, low;
+ high = tcg_temp_new();
+ tcg_gen_ext16u_i32(high, REG(B7_4));
+ tcg_gen_shli_i32(high, high, 16);
+ low = tcg_temp_new();
+ tcg_gen_shri_i32(low, REG(B11_8), 16);
+ tcg_gen_ext16u_i32(low, low);
+ tcg_gen_or_i32(REG(B11_8), high, low);
+ tcg_temp_free(low);
+ tcg_temp_free(high);
+ }
return;
case 0x300c: /* add Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_add_T0_rN(REG(B11_8));
+ tcg_gen_add_i32(REG(B11_8), REG(B11_8), REG(B7_4));
return;
case 0x300e: /* addc Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_addc_T0_T1();
- gen_op_movl_T1_rN(REG(B11_8));
+ gen_helper_addc(REG(B11_8), REG(B7_4), REG(B11_8));
return;
case 0x300f: /* addv Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_addv_T0_T1();
- gen_op_movl_T1_rN(REG(B11_8));
+ gen_helper_addv(REG(B11_8), REG(B7_4), REG(B11_8));
return;
case 0x2009: /* and Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_and_T0_rN(REG(B11_8));
+ tcg_gen_and_i32(REG(B11_8), REG(B11_8), REG(B7_4));
return;
case 0x3000: /* cmp/eq Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_cmp_eq_T0_T1();
+ gen_cmp(TCG_COND_EQ, REG(B7_4), REG(B11_8));
return;
case 0x3003: /* cmp/ge Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_cmp_ge_T0_T1();
+ gen_cmp(TCG_COND_GE, REG(B7_4), REG(B11_8));
return;
case 0x3007: /* cmp/gt Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_cmp_gt_T0_T1();
+ gen_cmp(TCG_COND_GT, REG(B7_4), REG(B11_8));
return;
case 0x3006: /* cmp/hi Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_cmp_hi_T0_T1();
+ gen_cmp(TCG_COND_GTU, REG(B7_4), REG(B11_8));
return;
case 0x3002: /* cmp/hs Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_cmp_hs_T0_T1();
+ gen_cmp(TCG_COND_GEU, REG(B7_4), REG(B11_8));
return;
case 0x200c: /* cmp/str Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_cmp_str_T0_T1();
+ {
+ int label1 = gen_new_label();
+ int label2 = gen_new_label();
+ TCGv cmp1 = tcg_temp_local_new(TCG_TYPE_I32);
+ TCGv cmp2 = tcg_temp_local_new(TCG_TYPE_I32);
+ tcg_gen_xor_i32(cmp1, REG(B7_4), REG(B11_8));
+ tcg_gen_andi_i32(cmp2, cmp1, 0xff000000);
+ tcg_gen_brcondi_i32(TCG_COND_EQ, cmp2, 0, label1);
+ tcg_gen_andi_i32(cmp2, cmp1, 0x00ff0000);
+ tcg_gen_brcondi_i32(TCG_COND_EQ, cmp2, 0, label1);
+ tcg_gen_andi_i32(cmp2, cmp1, 0x0000ff00);
+ tcg_gen_brcondi_i32(TCG_COND_EQ, cmp2, 0, label1);
+ tcg_gen_andi_i32(cmp2, cmp1, 0x000000ff);
+ tcg_gen_brcondi_i32(TCG_COND_EQ, cmp2, 0, label1);
+ tcg_gen_andi_i32(cpu_sr, cpu_sr, ~SR_T);
+ tcg_gen_br(label2);
+ gen_set_label(label1);
+ tcg_gen_ori_i32(cpu_sr, cpu_sr, SR_T);
+ gen_set_label(label2);
+ tcg_temp_free(cmp2);
+ tcg_temp_free(cmp1);
+ }
return;
case 0x2007: /* div0s Rm,Rn */
- printf("div0s\n");
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_div0s_T0_T1();
- gen_op_movl_T1_rN(REG(B11_8));
+ {
+ gen_copy_bit_i32(cpu_sr, 8, REG(B11_8), 31); /* SR_Q */
+ gen_copy_bit_i32(cpu_sr, 9, REG(B7_4), 31); /* SR_M */
+ TCGv val = tcg_temp_new();
+ tcg_gen_xor_i32(val, REG(B7_4), REG(B11_8));
+ gen_copy_bit_i32(cpu_sr, 0, val, 31); /* SR_T */
+ tcg_temp_free(val);
+ }
return;
case 0x3004: /* div1 Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_div1_T0_T1();
- gen_op_movl_T1_rN(REG(B11_8));
+ gen_helper_div1(REG(B11_8), REG(B7_4), REG(B11_8));
return;
case 0x300d: /* dmuls.l Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_dmulsl_T0_T1();
+ {
+ TCGv_i64 tmp1 = tcg_temp_new_i64();
+ TCGv_i64 tmp2 = tcg_temp_new_i64();
+
+ tcg_gen_ext_i32_i64(tmp1, REG(B7_4));
+ tcg_gen_ext_i32_i64(tmp2, REG(B11_8));
+ tcg_gen_mul_i64(tmp1, tmp1, tmp2);
+ tcg_gen_trunc_i64_i32(cpu_macl, tmp1);
+ tcg_gen_shri_i64(tmp1, tmp1, 32);
+ tcg_gen_trunc_i64_i32(cpu_mach, tmp1);
+
+ tcg_temp_free_i64(tmp2);
+ tcg_temp_free_i64(tmp1);
+ }
return;
case 0x3005: /* dmulu.l Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_dmulul_T0_T1();
+ {
+ TCGv_i64 tmp1 = tcg_temp_new_i64();
+ TCGv_i64 tmp2 = tcg_temp_new_i64();
+
+ tcg_gen_extu_i32_i64(tmp1, REG(B7_4));
+ tcg_gen_extu_i32_i64(tmp2, REG(B11_8));
+ tcg_gen_mul_i64(tmp1, tmp1, tmp2);
+ tcg_gen_trunc_i64_i32(cpu_macl, tmp1);
+ tcg_gen_shri_i64(tmp1, tmp1, 32);
+ tcg_gen_trunc_i64_i32(cpu_mach, tmp1);
+
+ tcg_temp_free_i64(tmp2);
+ tcg_temp_free_i64(tmp1);
+ }
return;
case 0x600e: /* exts.b Rm,Rn */
- gen_op_movb_rN_T0(REG(B7_4));
- gen_op_movl_T0_rN(REG(B11_8));
+ tcg_gen_ext8s_i32(REG(B11_8), REG(B7_4));
return;
case 0x600f: /* exts.w Rm,Rn */
- gen_op_movw_rN_T0(REG(B7_4));
- gen_op_movl_T0_rN(REG(B11_8));
+ tcg_gen_ext16s_i32(REG(B11_8), REG(B7_4));
return;
case 0x600c: /* extu.b Rm,Rn */
- gen_op_movub_rN_T0(REG(B7_4));
- gen_op_movl_T0_rN(REG(B11_8));
+ tcg_gen_ext8u_i32(REG(B11_8), REG(B7_4));
return;
case 0x600d: /* extu.w Rm,Rn */
- gen_op_movuw_rN_T0(REG(B7_4));
- gen_op_movl_T0_rN(REG(B11_8));
- return;
- case 0x000f: /* mac.l @Rm+,@Rn- */
- gen_op_movl_rN_T0(REG(B11_8));
- gen_op_ldl_T0_T0(ctx);
- gen_op_movl_T0_T1();
- gen_op_movl_rN_T1(REG(B7_4));
- gen_op_ldl_T0_T0(ctx);
- gen_op_macl_T0_T1();
- gen_op_inc4_rN(REG(B7_4));
- gen_op_inc4_rN(REG(B11_8));
+ tcg_gen_ext16u_i32(REG(B11_8), REG(B7_4));
+ return;
+ case 0x000f: /* mac.l @Rm+,@Rn+ */
+ {
+ TCGv arg0, arg1;
+ arg0 = tcg_temp_new();
+ tcg_gen_qemu_ld32s(arg0, REG(B7_4), ctx->memidx);
+ arg1 = tcg_temp_new();
+ tcg_gen_qemu_ld32s(arg1, REG(B11_8), ctx->memidx);
+ gen_helper_macl(arg0, arg1);
+ tcg_temp_free(arg1);
+ tcg_temp_free(arg0);
+ tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 4);
+ tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4);
+ }
return;
case 0x400f: /* mac.w @Rm+,@Rn+ */
- gen_op_movl_rN_T0(REG(B11_8));
- gen_op_ldl_T0_T0(ctx);
- gen_op_movl_T0_T1();
- gen_op_movl_rN_T1(REG(B7_4));
- gen_op_ldl_T0_T0(ctx);
- gen_op_macw_T0_T1();
- gen_op_inc2_rN(REG(B7_4));
- gen_op_inc2_rN(REG(B11_8));
+ {
+ TCGv arg0, arg1;
+ arg0 = tcg_temp_new();
+ tcg_gen_qemu_ld32s(arg0, REG(B7_4), ctx->memidx);
+ arg1 = tcg_temp_new();
+ tcg_gen_qemu_ld32s(arg1, REG(B11_8), ctx->memidx);
+ gen_helper_macw(arg0, arg1);
+ tcg_temp_free(arg1);
+ tcg_temp_free(arg0);
+ tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 2);
+ tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 2);
+ }
return;
case 0x0007: /* mul.l Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_mull_T0_T1();
+ tcg_gen_mul_i32(cpu_macl, REG(B7_4), REG(B11_8));
return;
case 0x200f: /* muls.w Rm,Rn */
- gen_op_movw_rN_T0(REG(B7_4));
- gen_op_movw_rN_T1(REG(B11_8));
- gen_op_mulsw_T0_T1();
+ {
+ TCGv arg0, arg1;
+ arg0 = tcg_temp_new();
+ tcg_gen_ext16s_i32(arg0, REG(B7_4));
+ arg1 = tcg_temp_new();
+ tcg_gen_ext16s_i32(arg1, REG(B11_8));
+ tcg_gen_mul_i32(cpu_macl, arg0, arg1);
+ tcg_temp_free(arg1);
+ tcg_temp_free(arg0);
+ }
return;
case 0x200e: /* mulu.w Rm,Rn */
- gen_op_movuw_rN_T0(REG(B7_4));
- gen_op_movuw_rN_T1(REG(B11_8));
- gen_op_muluw_T0_T1();
+ {
+ TCGv arg0, arg1;
+ arg0 = tcg_temp_new();
+ tcg_gen_ext16u_i32(arg0, REG(B7_4));
+ arg1 = tcg_temp_new();
+ tcg_gen_ext16u_i32(arg1, REG(B11_8));
+ tcg_gen_mul_i32(cpu_macl, arg0, arg1);
+ tcg_temp_free(arg1);
+ tcg_temp_free(arg0);
+ }
return;
case 0x600b: /* neg Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_neg_T0();
- gen_op_movl_T0_rN(REG(B11_8));
+ tcg_gen_neg_i32(REG(B11_8), REG(B7_4));
return;
case 0x600a: /* negc Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_negc_T0();
- gen_op_movl_T0_rN(REG(B11_8));
+ gen_helper_negc(REG(B11_8), REG(B7_4));
return;
case 0x6007: /* not Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_not_T0();
- gen_op_movl_T0_rN(REG(B11_8));
+ tcg_gen_not_i32(REG(B11_8), REG(B7_4));
return;
case 0x200b: /* or Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_or_T0_rN(REG(B11_8));
+ tcg_gen_or_i32(REG(B11_8), REG(B11_8), REG(B7_4));
return;
case 0x400c: /* shad Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_shad_T0_T1();
- gen_op_movl_T1_rN(REG(B11_8));
+ {
+ int label1 = gen_new_label();
+ int label2 = gen_new_label();
+ int label3 = gen_new_label();
+ int label4 = gen_new_label();
+ TCGv shift = tcg_temp_local_new(TCG_TYPE_I32);
+ tcg_gen_brcondi_i32(TCG_COND_LT, REG(B7_4), 0, label1);
+ /* Rm positive, shift to the left */
+ tcg_gen_andi_i32(shift, REG(B7_4), 0x1f);
+ tcg_gen_shl_i32(REG(B11_8), REG(B11_8), shift);
+ tcg_gen_br(label4);
+ /* Rm negative, shift to the right */
+ gen_set_label(label1);
+ tcg_gen_andi_i32(shift, REG(B7_4), 0x1f);
+ tcg_gen_brcondi_i32(TCG_COND_EQ, shift, 0, label2);
+ tcg_gen_not_i32(shift, REG(B7_4));
+ tcg_gen_andi_i32(shift, shift, 0x1f);
+ tcg_gen_addi_i32(shift, shift, 1);
+ tcg_gen_sar_i32(REG(B11_8), REG(B11_8), shift);
+ tcg_gen_br(label4);
+ /* Rm = -32 */
+ gen_set_label(label2);
+ tcg_gen_brcondi_i32(TCG_COND_LT, REG(B11_8), 0, label3);
+ tcg_gen_movi_i32(REG(B11_8), 0);
+ tcg_gen_br(label4);
+ gen_set_label(label3);
+ tcg_gen_movi_i32(REG(B11_8), 0xffffffff);
+ gen_set_label(label4);
+ tcg_temp_free(shift);
+ }
return;
case 0x400d: /* shld Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_shld_T0_T1();
- gen_op_movl_T1_rN(REG(B11_8));
+ {
+ int label1 = gen_new_label();
+ int label2 = gen_new_label();
+ int label3 = gen_new_label();
+ TCGv shift = tcg_temp_local_new(TCG_TYPE_I32);
+ tcg_gen_brcondi_i32(TCG_COND_LT, REG(B7_4), 0, label1);
+ /* Rm positive, shift to the left */
+ tcg_gen_andi_i32(shift, REG(B7_4), 0x1f);
+ tcg_gen_shl_i32(REG(B11_8), REG(B11_8), shift);
+ tcg_gen_br(label3);
+ /* Rm negative, shift to the right */
+ gen_set_label(label1);
+ tcg_gen_andi_i32(shift, REG(B7_4), 0x1f);
+ tcg_gen_brcondi_i32(TCG_COND_EQ, shift, 0, label2);
+ tcg_gen_not_i32(shift, REG(B7_4));
+ tcg_gen_andi_i32(shift, shift, 0x1f);
+ tcg_gen_addi_i32(shift, shift, 1);
+ tcg_gen_shr_i32(REG(B11_8), REG(B11_8), shift);
+ tcg_gen_br(label3);
+ /* Rm = -32 */
+ gen_set_label(label2);
+ tcg_gen_movi_i32(REG(B11_8), 0);
+ gen_set_label(label3);
+ tcg_temp_free(shift);
+ }
return;
case 0x3008: /* sub Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_sub_T0_rN(REG(B11_8));
+ tcg_gen_sub_i32(REG(B11_8), REG(B11_8), REG(B7_4));
return;
case 0x300a: /* subc Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_subc_T0_T1();
- gen_op_movl_T1_rN(REG(B11_8));
+ gen_helper_subc(REG(B11_8), REG(B7_4), REG(B11_8));
return;
case 0x300b: /* subv Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_subv_T0_T1();
- gen_op_movl_T1_rN(REG(B11_8));
+ gen_helper_subv(REG(B11_8), REG(B7_4), REG(B11_8));
return;
case 0x2008: /* tst Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_tst_T0_T1();
+ {
+ TCGv val = tcg_temp_new();
+ tcg_gen_and_i32(val, REG(B7_4), REG(B11_8));
+ gen_cmp_imm(TCG_COND_EQ, val, 0);
+ tcg_temp_free(val);
+ }
return;
case 0x200a: /* xor Rm,Rn */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_xor_T0_rN(REG(B11_8));
- return;
- case 0xf00c: /* fmov {F,D,X}Rm,{F,D,X}Rn */
- if (ctx->fpscr & FPSCR_PR) {
- gen_op_fmov_drN_DT0(XREG(B7_4));
- gen_op_fmov_DT0_drN(XREG(B11_8));
- } else if (ctx->fpscr & FPSCR_SZ) {
- if (ctx->opcode & 0x0110)
- break; /* illegal instruction */
- gen_op_fmov_drN_DT0(XREG(B7_4));
- gen_op_fmov_DT0_drN(XREG(B11_8));
+ tcg_gen_xor_i32(REG(B11_8), REG(B11_8), REG(B7_4));
+ return;
+ case 0xf00c: /* fmov {F,D,X}Rm,{F,D,X}Rn - FPSCR: Nothing */
+ CHECK_FPU_ENABLED
+ if (ctx->fpscr & FPSCR_SZ) {
+ TCGv_i64 fp = tcg_temp_new_i64();
+ gen_load_fpr64(fp, XREG(B7_4));
+ gen_store_fpr64(fp, XREG(B11_8));
+ tcg_temp_free_i64(fp);
} else {
- gen_op_fmov_frN_FT0(FREG(B7_4));
- gen_op_fmov_FT0_frN(FREG(B11_8));
+ tcg_gen_mov_i32(cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B7_4)]);
}
return;
- case 0xf00a: /* fmov {F,D,X}Rm,@Rn */
- if (ctx->fpscr & FPSCR_PR) {
- gen_op_fmov_drN_DT0(XREG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_stfq_DT0_T1(ctx);
- } else if (ctx->fpscr & FPSCR_SZ) {
- if (ctx->opcode & 0x0010)
- break; /* illegal instruction */
- gen_op_fmov_drN_DT0(XREG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_stfq_DT0_T1(ctx);
+ case 0xf00a: /* fmov {F,D,X}Rm,@Rn - FPSCR: Nothing */
+ CHECK_FPU_ENABLED
+ if (ctx->fpscr & FPSCR_SZ) {
+ TCGv addr_hi = tcg_temp_new();
+ int fr = XREG(B7_4);
+ tcg_gen_addi_i32(addr_hi, REG(B11_8), 4);
+ tcg_gen_qemu_st32(cpu_fregs[fr ], REG(B11_8), ctx->memidx);
+ tcg_gen_qemu_st32(cpu_fregs[fr+1], addr_hi, ctx->memidx);
+ tcg_temp_free(addr_hi);
} else {
- gen_op_fmov_frN_FT0(FREG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_stfl_FT0_T1(ctx);
+ tcg_gen_qemu_st32(cpu_fregs[FREG(B7_4)], REG(B11_8), ctx->memidx);
}
return;
- case 0xf008: /* fmov @Rm,{F,D,X}Rn */
- if (ctx->fpscr & FPSCR_PR) {
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_ldfq_T0_DT0(ctx);
- gen_op_fmov_DT0_drN(XREG(B11_8));
- } else if (ctx->fpscr & FPSCR_SZ) {
- if (ctx->opcode & 0x0100)
- break; /* illegal instruction */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_ldfq_T0_DT0(ctx);
- gen_op_fmov_DT0_drN(XREG(B11_8));
+ case 0xf008: /* fmov @Rm,{F,D,X}Rn - FPSCR: Nothing */
+ CHECK_FPU_ENABLED
+ if (ctx->fpscr & FPSCR_SZ) {
+ TCGv addr_hi = tcg_temp_new();
+ int fr = XREG(B11_8);
+ tcg_gen_addi_i32(addr_hi, REG(B7_4), 4);
+ tcg_gen_qemu_ld32u(cpu_fregs[fr ], REG(B7_4), ctx->memidx);
+ tcg_gen_qemu_ld32u(cpu_fregs[fr+1], addr_hi, ctx->memidx);
+ tcg_temp_free(addr_hi);
} else {
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_ldfl_T0_FT0(ctx);
- gen_op_fmov_FT0_frN(XREG(B11_8));
+ tcg_gen_qemu_ld32u(cpu_fregs[FREG(B11_8)], REG(B7_4), ctx->memidx);
}
return;
- case 0xf009: /* fmov @Rm+,{F,D,X}Rn */
- if (ctx->fpscr & FPSCR_PR) {
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_ldfq_T0_DT0(ctx);
- gen_op_fmov_DT0_drN(XREG(B11_8));
- gen_op_inc8_rN(REG(B7_4));
- } else if (ctx->fpscr & FPSCR_SZ) {
- if (ctx->opcode & 0x0100)
- break; /* illegal instruction */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_ldfq_T0_DT0(ctx);
- gen_op_fmov_DT0_drN(XREG(B11_8));
- gen_op_inc8_rN(REG(B7_4));
+ case 0xf009: /* fmov @Rm+,{F,D,X}Rn - FPSCR: Nothing */
+ CHECK_FPU_ENABLED
+ if (ctx->fpscr & FPSCR_SZ) {
+ TCGv addr_hi = tcg_temp_new();
+ int fr = XREG(B11_8);
+ tcg_gen_addi_i32(addr_hi, REG(B7_4), 4);
+ tcg_gen_qemu_ld32u(cpu_fregs[fr ], REG(B7_4), ctx->memidx);
+ tcg_gen_qemu_ld32u(cpu_fregs[fr+1], addr_hi, ctx->memidx);
+ tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 8);
+ tcg_temp_free(addr_hi);
} else {
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_ldfl_T0_FT0(ctx);
- gen_op_fmov_FT0_frN(XREG(B11_8));
- gen_op_inc4_rN(REG(B7_4));
+ tcg_gen_qemu_ld32u(cpu_fregs[FREG(B11_8)], REG(B7_4), ctx->memidx);
+ tcg_gen_addi_i32(REG(B7_4), REG(B7_4), 4);
}
return;
- case 0xf00b: /* fmov {F,D,X}Rm,@-Rn */
- if (ctx->fpscr & FPSCR_PR) {
- gen_op_dec8_rN(REG(B11_8));
- gen_op_fmov_drN_DT0(XREG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_stfq_DT0_T1(ctx);
- } else if (ctx->fpscr & FPSCR_SZ) {
- if (ctx->opcode & 0x0100)
- break; /* illegal instruction */
- gen_op_dec8_rN(REG(B11_8));
- gen_op_fmov_drN_DT0(XREG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_stfq_DT0_T1(ctx);
+ case 0xf00b: /* fmov {F,D,X}Rm,@-Rn - FPSCR: Nothing */
+ CHECK_FPU_ENABLED
+ if (ctx->fpscr & FPSCR_SZ) {
+ TCGv addr = tcg_temp_new_i32();
+ int fr = XREG(B7_4);
+ tcg_gen_subi_i32(addr, REG(B11_8), 4);
+ tcg_gen_qemu_st32(cpu_fregs[fr+1], addr, ctx->memidx);
+ tcg_gen_subi_i32(addr, REG(B11_8), 8);
+ tcg_gen_qemu_st32(cpu_fregs[fr ], addr, ctx->memidx);
+ tcg_gen_mov_i32(REG(B11_8), addr);
+ tcg_temp_free(addr);
} else {
- gen_op_dec4_rN(REG(B11_8));
- gen_op_fmov_frN_FT0(FREG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_stfl_FT0_T1(ctx);
+ TCGv addr;
+ addr = tcg_temp_new_i32();
+ tcg_gen_subi_i32(addr, REG(B11_8), 4);
+ tcg_gen_qemu_st32(cpu_fregs[FREG(B7_4)], addr, ctx->memidx);
+ tcg_temp_free(addr);
+ tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4);
}
return;
- case 0xf006: /* fmov @(R0,Rm),{F,D,X}Rm */
- if (ctx->fpscr & FPSCR_PR) {
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_add_rN_T0(REG(0));
- gen_op_ldfq_T0_DT0(ctx);
- gen_op_fmov_DT0_drN(XREG(B11_8));
- } else if (ctx->fpscr & FPSCR_SZ) {
- if (ctx->opcode & 0x0100)
- break; /* illegal instruction */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_add_rN_T0(REG(0));
- gen_op_ldfq_T0_DT0(ctx);
- gen_op_fmov_DT0_drN(XREG(B11_8));
- } else {
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_add_rN_T0(REG(0));
- gen_op_ldfl_T0_FT0(ctx);
- gen_op_fmov_FT0_frN(XREG(B11_8));
+ case 0xf006: /* fmov @(R0,Rm),{F,D,X}Rm - FPSCR: Nothing */
+ CHECK_FPU_ENABLED
+ {
+ TCGv addr = tcg_temp_new_i32();
+ tcg_gen_add_i32(addr, REG(B7_4), REG(0));
+ if (ctx->fpscr & FPSCR_SZ) {
+ int fr = XREG(B11_8);
+ tcg_gen_qemu_ld32u(cpu_fregs[fr ], addr, ctx->memidx);
+ tcg_gen_addi_i32(addr, addr, 4);
+ tcg_gen_qemu_ld32u(cpu_fregs[fr+1], addr, ctx->memidx);
+ } else {
+ tcg_gen_qemu_ld32u(cpu_fregs[FREG(B11_8)], addr, ctx->memidx);
+ }
+ tcg_temp_free(addr);
}
return;
- case 0xf007: /* fmov {F,D,X}Rn,@(R0,Rn) */
- if (ctx->fpscr & FPSCR_PR) {
- gen_op_fmov_drN_DT0(XREG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_add_rN_T1(REG(0));
- gen_op_stfq_DT0_T1(ctx);
- } else if (ctx->fpscr & FPSCR_SZ) {
- if (ctx->opcode & 0x0010)
- break; /* illegal instruction */
- gen_op_fmov_drN_DT0(XREG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_add_rN_T1(REG(0));
- gen_op_stfq_DT0_T1(ctx);
- } else {
- gen_op_fmov_frN_FT0(FREG(B7_4));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_add_rN_T1(REG(0));
- gen_op_stfl_FT0_T1(ctx);
+ case 0xf007: /* fmov {F,D,X}Rn,@(R0,Rn) - FPSCR: Nothing */
+ CHECK_FPU_ENABLED
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_add_i32(addr, REG(B11_8), REG(0));
+ if (ctx->fpscr & FPSCR_SZ) {
+ int fr = XREG(B7_4);
+ tcg_gen_qemu_ld32u(cpu_fregs[fr ], addr, ctx->memidx);
+ tcg_gen_addi_i32(addr, addr, 4);
+ tcg_gen_qemu_ld32u(cpu_fregs[fr+1], addr, ctx->memidx);
+ } else {
+ tcg_gen_qemu_st32(cpu_fregs[FREG(B7_4)], addr, ctx->memidx);
+ }
+ tcg_temp_free(addr);
+ }
+ return;
+ case 0xf000: /* fadd Rm,Rn - FPSCR: R[PR,Enable.O/U/I]/W[Cause,Flag] */
+ case 0xf001: /* fsub Rm,Rn - FPSCR: R[PR,Enable.O/U/I]/W[Cause,Flag] */
+ case 0xf002: /* fmul Rm,Rn - FPSCR: R[PR,Enable.O/U/I]/W[Cause,Flag] */
+ case 0xf003: /* fdiv Rm,Rn - FPSCR: R[PR,Enable.O/U/I]/W[Cause,Flag] */
+ case 0xf004: /* fcmp/eq Rm,Rn - FPSCR: R[PR,Enable.V]/W[Cause,Flag] */
+ case 0xf005: /* fcmp/gt Rm,Rn - FPSCR: R[PR,Enable.V]/W[Cause,Flag] */
+ {
+ CHECK_FPU_ENABLED
+ if (ctx->fpscr & FPSCR_PR) {
+ TCGv_i64 fp0, fp1;
+
+ if (ctx->opcode & 0x0110)
+ break; /* illegal instruction */
+ fp0 = tcg_temp_new_i64();
+ fp1 = tcg_temp_new_i64();
+ gen_load_fpr64(fp0, DREG(B11_8));
+ gen_load_fpr64(fp1, DREG(B7_4));
+ switch (ctx->opcode & 0xf00f) {
+ case 0xf000: /* fadd Rm,Rn */
+ gen_helper_fadd_DT(fp0, fp0, fp1);
+ break;
+ case 0xf001: /* fsub Rm,Rn */
+ gen_helper_fsub_DT(fp0, fp0, fp1);
+ break;
+ case 0xf002: /* fmul Rm,Rn */
+ gen_helper_fmul_DT(fp0, fp0, fp1);
+ break;
+ case 0xf003: /* fdiv Rm,Rn */
+ gen_helper_fdiv_DT(fp0, fp0, fp1);
+ break;
+ case 0xf004: /* fcmp/eq Rm,Rn */
+ gen_helper_fcmp_eq_DT(fp0, fp1);
+ return;
+ case 0xf005: /* fcmp/gt Rm,Rn */
+ gen_helper_fcmp_gt_DT(fp0, fp1);
+ return;
+ }
+ gen_store_fpr64(fp0, DREG(B11_8));
+ tcg_temp_free_i64(fp0);
+ tcg_temp_free_i64(fp1);
+ } else {
+ switch (ctx->opcode & 0xf00f) {
+ case 0xf000: /* fadd Rm,Rn */
+ gen_helper_fadd_FT(cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B7_4)]);
+ break;
+ case 0xf001: /* fsub Rm,Rn */
+ gen_helper_fsub_FT(cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B7_4)]);
+ break;
+ case 0xf002: /* fmul Rm,Rn */
+ gen_helper_fmul_FT(cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B7_4)]);
+ break;
+ case 0xf003: /* fdiv Rm,Rn */
+ gen_helper_fdiv_FT(cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B7_4)]);
+ break;
+ case 0xf004: /* fcmp/eq Rm,Rn */
+ gen_helper_fcmp_eq_FT(cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B7_4)]);
+ return;
+ case 0xf005: /* fcmp/gt Rm,Rn */
+ gen_helper_fcmp_gt_FT(cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B7_4)]);
+ return;
+ }
+ }
}
return;
}
switch (ctx->opcode & 0xff00) {
case 0xc900: /* and #imm,R0 */
- gen_op_and_imm_rN(B7_0, REG(0));
- return;
- case 0xcd00: /* and.b #imm,@(R0+GBR) */
- gen_op_movl_rN_T0(REG(0));
- gen_op_addl_GBR_T0();
- gen_op_movl_T0_T1();
- gen_op_ldb_T0_T0(ctx);
- gen_op_and_imm_T0(B7_0);
- gen_op_stb_T0_T1(ctx);
+ tcg_gen_andi_i32(REG(0), REG(0), B7_0);
+ return;
+ case 0xcd00: /* and.b #imm,@(R0,GBR) */
+ {
+ TCGv addr, val;
+ addr = tcg_temp_new();
+ tcg_gen_add_i32(addr, REG(0), cpu_gbr);
+ val = tcg_temp_new();
+ tcg_gen_qemu_ld8u(val, addr, ctx->memidx);
+ tcg_gen_andi_i32(val, val, B7_0);
+ tcg_gen_qemu_st8(val, addr, ctx->memidx);
+ tcg_temp_free(val);
+ tcg_temp_free(addr);
+ }
return;
case 0x8b00: /* bf label */
CHECK_NOT_DELAY_SLOT
gen_conditional_jump(ctx, ctx->pc + 2,
ctx->pc + 4 + B7_0s * 2);
- ctx->flags |= BRANCH_CONDITIONAL;
+ ctx->bstate = BS_BRANCH;
return;
case 0x8f00: /* bf/s label */
CHECK_NOT_DELAY_SLOT
- gen_op_bf_s(ctx->delayed_pc = ctx->pc + 4 + B7_0s * 2);
+ gen_branch_slot(ctx->delayed_pc = ctx->pc + 4 + B7_0s * 2, 0);
ctx->flags |= DELAY_SLOT_CONDITIONAL;
return;
case 0x8900: /* bt label */
CHECK_NOT_DELAY_SLOT
gen_conditional_jump(ctx, ctx->pc + 4 + B7_0s * 2,
ctx->pc + 2);
- ctx->flags |= BRANCH_CONDITIONAL;
+ ctx->bstate = BS_BRANCH;
return;
case 0x8d00: /* bt/s label */
CHECK_NOT_DELAY_SLOT
- gen_op_bt_s(ctx->delayed_pc = ctx->pc + 4 + B7_0s * 2);
+ gen_branch_slot(ctx->delayed_pc = ctx->pc + 4 + B7_0s * 2, 1);
ctx->flags |= DELAY_SLOT_CONDITIONAL;
return;
case 0x8800: /* cmp/eq #imm,R0 */
- gen_op_movl_rN_T0(REG(0));
- gen_op_cmp_eq_imm_T0(B7_0s);
+ gen_cmp_imm(TCG_COND_EQ, REG(0), B7_0s);
return;
case 0xc400: /* mov.b @(disp,GBR),R0 */
- gen_op_stc_gbr_T0();
- gen_op_addl_imm_T0(B7_0);
- gen_op_ldb_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(0));
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_addi_i32(addr, cpu_gbr, B7_0);
+ tcg_gen_qemu_ld8s(REG(0), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0xc500: /* mov.w @(disp,GBR),R0 */
- gen_op_stc_gbr_T0();
- gen_op_addl_imm_T0(B7_0);
- gen_op_ldw_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(0));
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_addi_i32(addr, cpu_gbr, B7_0 * 2);
+ tcg_gen_qemu_ld16s(REG(0), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0xc600: /* mov.l @(disp,GBR),R0 */
- gen_op_stc_gbr_T0();
- gen_op_addl_imm_T0(B7_0);
- gen_op_ldl_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(0));
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_addi_i32(addr, cpu_gbr, B7_0 * 4);
+ tcg_gen_qemu_ld32s(REG(0), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0xc000: /* mov.b R0,@(disp,GBR) */
- gen_op_stc_gbr_T0();
- gen_op_addl_imm_T0(B7_0);
- gen_op_movl_T0_T1();
- gen_op_movl_rN_T0(REG(0));
- gen_op_stb_T0_T1(ctx);
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_addi_i32(addr, cpu_gbr, B7_0);
+ tcg_gen_qemu_st8(REG(0), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0xc100: /* mov.w R0,@(disp,GBR) */
- gen_op_stc_gbr_T0();
- gen_op_addl_imm_T0(B7_0);
- gen_op_movl_T0_T1();
- gen_op_movl_rN_T0(REG(0));
- gen_op_stw_T0_T1(ctx);
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_addi_i32(addr, cpu_gbr, B7_0 * 2);
+ tcg_gen_qemu_st16(REG(0), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0xc200: /* mov.l R0,@(disp,GBR) */
- gen_op_stc_gbr_T0();
- gen_op_addl_imm_T0(B7_0);
- gen_op_movl_T0_T1();
- gen_op_movl_rN_T0(REG(0));
- gen_op_stl_T0_T1(ctx);
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_addi_i32(addr, cpu_gbr, B7_0 * 4);
+ tcg_gen_qemu_st32(REG(0), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0x8000: /* mov.b R0,@(disp,Rn) */
- gen_op_movl_rN_T0(REG(0));
- gen_op_movl_rN_T1(REG(B7_4));
- gen_op_addl_imm_T1(B3_0);
- gen_op_stb_T0_T1(ctx);
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_addi_i32(addr, REG(B7_4), B3_0);
+ tcg_gen_qemu_st8(REG(0), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0x8100: /* mov.w R0,@(disp,Rn) */
- gen_op_movl_rN_T0(REG(0));
- gen_op_movl_rN_T1(REG(B7_4));
- gen_op_addl_imm_T1(B3_0 * 2);
- gen_op_stw_T0_T1(ctx);
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_addi_i32(addr, REG(B7_4), B3_0 * 2);
+ tcg_gen_qemu_st16(REG(0), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0x8400: /* mov.b @(disp,Rn),R0 */
- gen_op_movl_rN_T0(REG(0));
- gen_op_movl_rN_T1(REG(B7_4));
- gen_op_addl_imm_T1(B3_0);
- gen_op_stb_T0_T1(ctx);
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_addi_i32(addr, REG(B7_4), B3_0);
+ tcg_gen_qemu_ld8s(REG(0), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0x8500: /* mov.w @(disp,Rn),R0 */
- gen_op_movl_rN_T0(REG(B7_4));
- gen_op_addl_imm_T0(B3_0 * 2);
- gen_op_ldw_T0_T0(ctx);
- gen_op_movl_T0_rN(REG(0));
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_addi_i32(addr, REG(B7_4), B3_0 * 2);
+ tcg_gen_qemu_ld16s(REG(0), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ }
return;
case 0xc700: /* mova @(disp,PC),R0 */
- gen_op_movl_imm_rN(((ctx->pc & 0xfffffffc) + 4 + B7_0 * 4) & ~3,
- REG(0));
+ tcg_gen_movi_i32(REG(0), ((ctx->pc & 0xfffffffc) + 4 + B7_0 * 4) & ~3);
return;
case 0xcb00: /* or #imm,R0 */
- gen_op_or_imm_rN(B7_0, REG(0));
- return;
- case 0xcf00: /* or.b #imm,@(R0+GBR) */
- gen_op_movl_rN_T0(REG(0));
- gen_op_addl_GBR_T0();
- gen_op_movl_T0_T1();
- gen_op_ldb_T0_T0(ctx);
- gen_op_or_imm_T0(B7_0);
- gen_op_stb_T0_T1(ctx);
+ tcg_gen_ori_i32(REG(0), REG(0), B7_0);
+ return;
+ case 0xcf00: /* or.b #imm,@(R0,GBR) */
+ {
+ TCGv addr, val;
+ addr = tcg_temp_new();
+ tcg_gen_add_i32(addr, REG(0), cpu_gbr);
+ val = tcg_temp_new();
+ tcg_gen_qemu_ld8u(val, addr, ctx->memidx);
+ tcg_gen_ori_i32(val, val, B7_0);
+ tcg_gen_qemu_st8(val, addr, ctx->memidx);
+ tcg_temp_free(val);
+ tcg_temp_free(addr);
+ }
return;
case 0xc300: /* trapa #imm */
- CHECK_NOT_DELAY_SLOT gen_op_movl_imm_PC(ctx->pc);
- gen_op_trapa(B7_0);
- ctx->flags |= BRANCH;
+ {
+ TCGv imm;
+ CHECK_NOT_DELAY_SLOT
+ tcg_gen_movi_i32(cpu_pc, ctx->pc);
+ imm = tcg_const_i32(B7_0);
+ gen_helper_trapa(imm);
+ tcg_temp_free(imm);
+ ctx->bstate = BS_BRANCH;
+ }
return;
case 0xc800: /* tst #imm,R0 */
- gen_op_tst_imm_rN(B7_0, REG(0));
+ {
+ TCGv val = tcg_temp_new();
+ tcg_gen_andi_i32(val, REG(0), B7_0);
+ gen_cmp_imm(TCG_COND_EQ, val, 0);
+ tcg_temp_free(val);
+ }
return;
- case 0xcc00: /* tst #imm,@(R0+GBR) */
- gen_op_movl_rN_T0(REG(0));
- gen_op_addl_GBR_T0();
- gen_op_ldb_T0_T0(ctx);
- gen_op_tst_imm_T0(B7_0);
+ case 0xcc00: /* tst.b #imm,@(R0,GBR) */
+ {
+ TCGv val = tcg_temp_new();
+ tcg_gen_add_i32(val, REG(0), cpu_gbr);
+ tcg_gen_qemu_ld8u(val, val, ctx->memidx);
+ tcg_gen_andi_i32(val, val, B7_0);
+ gen_cmp_imm(TCG_COND_EQ, val, 0);
+ tcg_temp_free(val);
+ }
return;
case 0xca00: /* xor #imm,R0 */
- gen_op_xor_imm_rN(B7_0, REG(0));
- return;
- case 0xce00: /* xor.b #imm,@(R0+GBR) */
- gen_op_movl_rN_T0(REG(0));
- gen_op_addl_GBR_T0();
- gen_op_movl_T0_T1();
- gen_op_ldb_T0_T0(ctx);
- gen_op_xor_imm_T0(B7_0);
- gen_op_stb_T0_T1(ctx);
+ tcg_gen_xori_i32(REG(0), REG(0), B7_0);
+ return;
+ case 0xce00: /* xor.b #imm,@(R0,GBR) */
+ {
+ TCGv addr, val;
+ addr = tcg_temp_new();
+ tcg_gen_add_i32(addr, REG(0), cpu_gbr);
+ val = tcg_temp_new();
+ tcg_gen_qemu_ld8u(val, addr, ctx->memidx);
+ tcg_gen_xori_i32(val, val, B7_0);
+ tcg_gen_qemu_st8(val, addr, ctx->memidx);
+ tcg_temp_free(val);
+ tcg_temp_free(addr);
+ }
return;
}
switch (ctx->opcode & 0xf08f) {
case 0x408e: /* ldc Rm,Rn_BANK */
- gen_op_movl_rN_rN(REG(B11_8), ALTREG(B6_4));
+ CHECK_PRIVILEGED
+ tcg_gen_mov_i32(ALTREG(B6_4), REG(B11_8));
return;
case 0x4087: /* ldc.l @Rm+,Rn_BANK */
- gen_op_movl_rN_T0(REG(B11_8));
- gen_op_ldl_T0_T0(ctx);
- gen_op_movl_T0_rN(ALTREG(B6_4));
- gen_op_inc4_rN(REG(B11_8));
+ CHECK_PRIVILEGED
+ tcg_gen_qemu_ld32s(ALTREG(B6_4), REG(B11_8), ctx->memidx);
+ tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4);
return;
case 0x0082: /* stc Rm_BANK,Rn */
- gen_op_movl_rN_rN(ALTREG(B6_4), REG(B11_8));
+ CHECK_PRIVILEGED
+ tcg_gen_mov_i32(REG(B11_8), ALTREG(B6_4));
return;
case 0x4083: /* stc.l Rm_BANK,@-Rn */
- gen_op_dec4_rN(REG(B11_8));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_movl_rN_T0(ALTREG(B6_4));
- gen_op_stl_T0_T1(ctx);
+ CHECK_PRIVILEGED
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_subi_i32(addr, REG(B11_8), 4);
+ tcg_gen_qemu_st32(ALTREG(B6_4), addr, ctx->memidx);
+ tcg_temp_free(addr);
+ tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4);
+ }
return;
}
switch (ctx->opcode & 0xf0ff) {
case 0x0023: /* braf Rn */
- CHECK_NOT_DELAY_SLOT gen_op_movl_rN_T0(REG(B11_8));
- gen_op_braf_T0(ctx->pc + 4);
+ CHECK_NOT_DELAY_SLOT
+ tcg_gen_addi_i32(cpu_delayed_pc, REG(B11_8), ctx->pc + 4);
ctx->flags |= DELAY_SLOT;
ctx->delayed_pc = (uint32_t) - 1;
return;
case 0x0003: /* bsrf Rn */
- CHECK_NOT_DELAY_SLOT gen_op_movl_rN_T0(REG(B11_8));
- gen_op_bsrf_T0(ctx->pc + 4);
+ CHECK_NOT_DELAY_SLOT
+ tcg_gen_movi_i32(cpu_pr, ctx->pc + 4);
+ tcg_gen_add_i32(cpu_delayed_pc, REG(B11_8), cpu_pr);
ctx->flags |= DELAY_SLOT;
ctx->delayed_pc = (uint32_t) - 1;
return;
case 0x4015: /* cmp/pl Rn */
- gen_op_movl_rN_T0(REG(B11_8));
- gen_op_cmp_pl_T0();
+ gen_cmp_imm(TCG_COND_GT, REG(B11_8), 0);
return;
case 0x4011: /* cmp/pz Rn */
- gen_op_movl_rN_T0(REG(B11_8));
- gen_op_cmp_pz_T0();
+ gen_cmp_imm(TCG_COND_GE, REG(B11_8), 0);
return;
case 0x4010: /* dt Rn */
- gen_op_dt_rN(REG(B11_8));
+ tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 1);
+ gen_cmp_imm(TCG_COND_EQ, REG(B11_8), 0);
return;
case 0x402b: /* jmp @Rn */
- CHECK_NOT_DELAY_SLOT gen_op_movl_rN_T0(REG(B11_8));
- gen_op_jmp_T0();
+ CHECK_NOT_DELAY_SLOT
+ tcg_gen_mov_i32(cpu_delayed_pc, REG(B11_8));
ctx->flags |= DELAY_SLOT;
ctx->delayed_pc = (uint32_t) - 1;
return;
case 0x400b: /* jsr @Rn */
- CHECK_NOT_DELAY_SLOT gen_op_movl_rN_T0(REG(B11_8));
- gen_op_jsr_T0(ctx->pc + 4);
+ CHECK_NOT_DELAY_SLOT
+ tcg_gen_movi_i32(cpu_pr, ctx->pc + 4);
+ tcg_gen_mov_i32(cpu_delayed_pc, REG(B11_8));
ctx->flags |= DELAY_SLOT;
ctx->delayed_pc = (uint32_t) - 1;
return;
-#define LDST(reg,ldnum,ldpnum,ldop,stnum,stpnum,stop,extrald) \
+ case 0x400e: /* ldc Rm,SR */
+ CHECK_PRIVILEGED
+ tcg_gen_andi_i32(cpu_sr, REG(B11_8), 0x700083f3);
+ ctx->bstate = BS_STOP;
+ return;
+ case 0x4007: /* ldc.l @Rm+,SR */
+ CHECK_PRIVILEGED
+ {
+ TCGv val = tcg_temp_new();
+ tcg_gen_qemu_ld32s(val, REG(B11_8), ctx->memidx);
+ tcg_gen_andi_i32(cpu_sr, val, 0x700083f3);
+ tcg_temp_free(val);
+ tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4);
+ ctx->bstate = BS_STOP;
+ }
+ return;
+ case 0x0002: /* stc SR,Rn */
+ CHECK_PRIVILEGED
+ tcg_gen_mov_i32(REG(B11_8), cpu_sr);
+ return;
+ case 0x4003: /* stc SR,@-Rn */
+ CHECK_PRIVILEGED
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_subi_i32(addr, REG(B11_8), 4);
+ tcg_gen_qemu_st32(cpu_sr, addr, ctx->memidx);
+ tcg_temp_free(addr);
+ tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4);
+ }
+ return;
+#define LDST(reg,ldnum,ldpnum,stnum,stpnum,prechk) \
case ldnum: \
- gen_op_movl_rN_T0 (REG(B11_8)); \
- gen_op_##ldop##_T0_##reg (); \
- extrald \
+ prechk \
+ tcg_gen_mov_i32 (cpu_##reg, REG(B11_8)); \
return; \
case ldpnum: \
- gen_op_movl_rN_T0 (REG(B11_8)); \
- gen_op_ldl_T0_T0 (ctx); \
- gen_op_inc4_rN (REG(B11_8)); \
- gen_op_##ldop##_T0_##reg (); \
- extrald \
+ prechk \
+ tcg_gen_qemu_ld32s (cpu_##reg, REG(B11_8), ctx->memidx); \
+ tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4); \
return; \
case stnum: \
- gen_op_##stop##_##reg##_T0 (); \
- gen_op_movl_T0_rN (REG(B11_8)); \
+ prechk \
+ tcg_gen_mov_i32 (REG(B11_8), cpu_##reg); \
return; \
case stpnum: \
- gen_op_##stop##_##reg##_T0 (); \
- gen_op_dec4_rN (REG(B11_8)); \
- gen_op_movl_rN_T1 (REG(B11_8)); \
- gen_op_stl_T0_T1 (ctx); \
+ prechk \
+ { \
+ TCGv addr = tcg_temp_new(); \
+ tcg_gen_subi_i32(addr, REG(B11_8), 4); \
+ tcg_gen_qemu_st32 (cpu_##reg, addr, ctx->memidx); \
+ tcg_temp_free(addr); \
+ tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4); \
+ } \
return;
- LDST(sr, 0x400e, 0x4007, ldc, 0x0002, 0x4003, stc, ctx->flags |=
- MODE_CHANGE;)
- LDST(gbr, 0x401e, 0x4017, ldc, 0x0012, 0x4013, stc,)
- LDST(vbr, 0x402e, 0x4027, ldc, 0x0022, 0x4023, stc,)
- LDST(ssr, 0x403e, 0x4037, ldc, 0x0032, 0x4033, stc,)
- LDST(spc, 0x404e, 0x4047, ldc, 0x0042, 0x4043, stc,)
- LDST(dbr, 0x40fa, 0x40f6, ldc, 0x00fa, 0x40f2, stc,)
- LDST(mach, 0x400a, 0x4006, lds, 0x000a, 0x4002, sts,)
- LDST(macl, 0x401a, 0x4016, lds, 0x001a, 0x4012, sts,)
- LDST(pr, 0x402a, 0x4026, lds, 0x002a, 0x4022, sts,)
- LDST(fpul, 0x405a, 0x4056, lds, 0x005a, 0x0052, sts,)
- LDST(fpscr, 0x406a, 0x4066, lds, 0x006a, 0x0062, sts, ctx->flags |=
- MODE_CHANGE;)
+ LDST(gbr, 0x401e, 0x4017, 0x0012, 0x4013, {})
+ LDST(vbr, 0x402e, 0x4027, 0x0022, 0x4023, CHECK_PRIVILEGED)
+ LDST(ssr, 0x403e, 0x4037, 0x0032, 0x4033, CHECK_PRIVILEGED)
+ LDST(spc, 0x404e, 0x4047, 0x0042, 0x4043, CHECK_PRIVILEGED)
+ LDST(dbr, 0x40fa, 0x40f6, 0x00fa, 0x40f2, CHECK_PRIVILEGED)
+ LDST(mach, 0x400a, 0x4006, 0x000a, 0x4002, {})
+ LDST(macl, 0x401a, 0x4016, 0x001a, 0x4012, {})
+ LDST(pr, 0x402a, 0x4026, 0x002a, 0x4022, {})
+ LDST(fpul, 0x405a, 0x4056, 0x005a, 0x4052, {CHECK_FPU_ENABLED})
+ case 0x406a: /* lds Rm,FPSCR */
+ CHECK_FPU_ENABLED
+ gen_helper_ld_fpscr(REG(B11_8));
+ ctx->bstate = BS_STOP;
+ return;
+ case 0x4066: /* lds.l @Rm+,FPSCR */
+ CHECK_FPU_ENABLED
+ {
+ TCGv addr = tcg_temp_new();
+ tcg_gen_qemu_ld32s(addr, REG(B11_8), ctx->memidx);
+ tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4);
+ gen_helper_ld_fpscr(addr);
+ tcg_temp_free(addr);
+ ctx->bstate = BS_STOP;
+ }
+ return;
+ case 0x006a: /* sts FPSCR,Rn */
+ CHECK_FPU_ENABLED
+ tcg_gen_andi_i32(REG(B11_8), cpu_fpscr, 0x003fffff);
+ return;
+ case 0x4062: /* sts FPSCR,@-Rn */
+ CHECK_FPU_ENABLED
+ {
+ TCGv addr, val;
+ val = tcg_temp_new();
+ tcg_gen_andi_i32(val, cpu_fpscr, 0x003fffff);
+ addr = tcg_temp_new();
+ tcg_gen_subi_i32(addr, REG(B11_8), 4);
+ tcg_gen_qemu_st32(val, addr, ctx->memidx);
+ tcg_temp_free(addr);
+ tcg_temp_free(val);
+ tcg_gen_subi_i32(REG(B11_8), REG(B11_8), 4);
+ }
+ return;
case 0x00c3: /* movca.l R0,@Rm */
- gen_op_movl_rN_T0(REG(0));
- gen_op_movl_rN_T1(REG(B11_8));
- gen_op_stl_T0_T1(ctx);
+ tcg_gen_qemu_st32(REG(0), REG(B11_8), ctx->memidx);
+ return;
+ case 0x40a9:
+ /* MOVUA.L @Rm,R0 (Rm) -> R0
+ Load non-boundary-aligned data */
+ tcg_gen_qemu_ld32u(REG(0), REG(B11_8), ctx->memidx);
+ return;
+ case 0x40e9:
+ /* MOVUA.L @Rm+,R0 (Rm) -> R0, Rm + 4 -> Rm
+ Load non-boundary-aligned data */
+ tcg_gen_qemu_ld32u(REG(0), REG(B11_8), ctx->memidx);
+ tcg_gen_addi_i32(REG(B11_8), REG(B11_8), 4);
return;
case 0x0029: /* movt Rn */
- gen_op_movt_rN(REG(B11_8));
+ tcg_gen_andi_i32(REG(B11_8), cpu_sr, SR_T);
return;
case 0x0093: /* ocbi @Rn */
- gen_op_movl_rN_T0(REG(B11_8));
- gen_op_ldl_T0_T0(ctx);
+ {
+ TCGv dummy = tcg_temp_new();
+ tcg_gen_qemu_ld32s(dummy, REG(B11_8), ctx->memidx);
+ tcg_temp_free(dummy);
+ }
return;
- case 0x00a2: /* ocbp @Rn */
- gen_op_movl_rN_T0(REG(B11_8));
- gen_op_ldl_T0_T0(ctx);
+ case 0x00a3: /* ocbp @Rn */
+ {
+ TCGv dummy = tcg_temp_new();
+ tcg_gen_qemu_ld32s(dummy, REG(B11_8), ctx->memidx);
+ tcg_temp_free(dummy);
+ }
return;
case 0x00b3: /* ocbwb @Rn */
- gen_op_movl_rN_T0(REG(B11_8));
- gen_op_ldl_T0_T0(ctx);
+ {
+ TCGv dummy = tcg_temp_new();
+ tcg_gen_qemu_ld32s(dummy, REG(B11_8), ctx->memidx);
+ tcg_temp_free(dummy);
+ }
return;
case 0x0083: /* pref @Rn */
return;
+ case 0x00d3: /* prefi @Rn */
+ if (ctx->features & SH_FEATURE_SH4A)
+ return;
+ else
+ break;
+ case 0x00e3: /* icbi @Rn */
+ if (ctx->features & SH_FEATURE_SH4A)
+ return;
+ else
+ break;
+ case 0x00ab: /* synco */
+ if (ctx->features & SH_FEATURE_SH4A)
+ return;
+ else
+ break;
case 0x4024: /* rotcl Rn */
- gen_op_rotcl_Rn(REG(B11_8));
+ {
+ TCGv tmp = tcg_temp_new();
+ tcg_gen_mov_i32(tmp, cpu_sr);
+ gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 31);
+ tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 1);
+ gen_copy_bit_i32(REG(B11_8), 0, tmp, 0);
+ tcg_temp_free(tmp);
+ }
return;
case 0x4025: /* rotcr Rn */
- gen_op_rotcr_Rn(REG(B11_8));
+ {
+ TCGv tmp = tcg_temp_new();
+ tcg_gen_mov_i32(tmp, cpu_sr);
+ gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 0);
+ tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 1);
+ gen_copy_bit_i32(REG(B11_8), 31, tmp, 0);
+ tcg_temp_free(tmp);
+ }
return;
case 0x4004: /* rotl Rn */
- gen_op_rotl_Rn(REG(B11_8));
+ gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 31);
+ tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 1);
+ gen_copy_bit_i32(REG(B11_8), 0, cpu_sr, 0);
return;
case 0x4005: /* rotr Rn */
- gen_op_rotr_Rn(REG(B11_8));
+ gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 0);
+ tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 1);
+ gen_copy_bit_i32(REG(B11_8), 31, cpu_sr, 0);
return;
case 0x4000: /* shll Rn */
case 0x4020: /* shal Rn */
- gen_op_shal_Rn(REG(B11_8));
+ gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 31);
+ tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 1);
return;
case 0x4021: /* shar Rn */
- gen_op_shar_Rn(REG(B11_8));
+ gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 0);
+ tcg_gen_sari_i32(REG(B11_8), REG(B11_8), 1);
return;
case 0x4001: /* shlr Rn */
- gen_op_shlr_Rn(REG(B11_8));
+ gen_copy_bit_i32(cpu_sr, 0, REG(B11_8), 0);
+ tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 1);
return;
case 0x4008: /* shll2 Rn */
- gen_op_shll2_Rn(REG(B11_8));
+ tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 2);
return;
case 0x4018: /* shll8 Rn */
- gen_op_shll8_Rn(REG(B11_8));
+ tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 8);
return;
case 0x4028: /* shll16 Rn */
- gen_op_shll16_Rn(REG(B11_8));
+ tcg_gen_shli_i32(REG(B11_8), REG(B11_8), 16);
return;
case 0x4009: /* shlr2 Rn */
- gen_op_shlr2_Rn(REG(B11_8));
+ tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 2);
return;
case 0x4019: /* shlr8 Rn */
- gen_op_shlr8_Rn(REG(B11_8));
+ tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 8);
return;
case 0x4029: /* shlr16 Rn */
- gen_op_shlr16_Rn(REG(B11_8));
+ tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 16);
return;
case 0x401b: /* tas.b @Rn */
- gen_op_tasb_rN(REG(B11_8));
+ {
+ TCGv addr, val;
+ addr = tcg_temp_local_new(TCG_TYPE_I32);
+ tcg_gen_mov_i32(addr, REG(B11_8));
+ val = tcg_temp_local_new(TCG_TYPE_I32);
+ tcg_gen_qemu_ld8u(val, addr, ctx->memidx);
+ gen_cmp_imm(TCG_COND_EQ, val, 0);
+ tcg_gen_ori_i32(val, val, 0x80);
+ tcg_gen_qemu_st8(val, addr, ctx->memidx);
+ tcg_temp_free(val);
+ tcg_temp_free(addr);
+ }
return;
- case 0xf00d: /* fsts FPUL,FRn */
- gen_op_movl_fpul_FT0();
- gen_op_fmov_FT0_frN(FREG(B11_8));
+ case 0xf00d: /* fsts FPUL,FRn - FPSCR: Nothing */
+ CHECK_FPU_ENABLED
+ tcg_gen_mov_i32(cpu_fregs[FREG(B11_8)], cpu_fpul);
return;
- case 0xf01d: /* flds FRm.FPUL */
- gen_op_fmov_frN_FT0(FREG(B11_8));
- gen_op_movl_FT0_fpul();
+ case 0xf01d: /* flds FRm,FPUL - FPSCR: Nothing */
+ CHECK_FPU_ENABLED
+ tcg_gen_mov_i32(cpu_fpul, cpu_fregs[FREG(B11_8)]);
+ return;
+ case 0xf02d: /* float FPUL,FRn/DRn - FPSCR: R[PR,Enable.I]/W[Cause,Flag] */
+ CHECK_FPU_ENABLED
+ if (ctx->fpscr & FPSCR_PR) {
+ TCGv_i64 fp;
+ if (ctx->opcode & 0x0100)
+ break; /* illegal instruction */
+ fp = tcg_temp_new_i64();
+ gen_helper_float_DT(fp, cpu_fpul);
+ gen_store_fpr64(fp, DREG(B11_8));
+ tcg_temp_free_i64(fp);
+ }
+ else {
+ gen_helper_float_FT(cpu_fregs[FREG(B11_8)], cpu_fpul);
+ }
+ return;
+ case 0xf03d: /* ftrc FRm/DRm,FPUL - FPSCR: R[PR,Enable.V]/W[Cause,Flag] */
+ CHECK_FPU_ENABLED
+ if (ctx->fpscr & FPSCR_PR) {
+ TCGv_i64 fp;
+ if (ctx->opcode & 0x0100)
+ break; /* illegal instruction */
+ fp = tcg_temp_new_i64();
+ gen_load_fpr64(fp, DREG(B11_8));
+ gen_helper_ftrc_DT(cpu_fpul, fp);
+ tcg_temp_free_i64(fp);
+ }
+ else {
+ gen_helper_ftrc_FT(cpu_fpul, cpu_fregs[FREG(B11_8)]);
+ }
+ return;
+ case 0xf04d: /* fneg FRn/DRn - FPSCR: Nothing */
+ CHECK_FPU_ENABLED
+ {
+ gen_helper_fneg_T(cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B11_8)]);
+ }
+ return;
+ case 0xf05d: /* fabs FRn/DRn */
+ CHECK_FPU_ENABLED
+ if (ctx->fpscr & FPSCR_PR) {
+ if (ctx->opcode & 0x0100)
+ break; /* illegal instruction */
+ TCGv_i64 fp = tcg_temp_new_i64();
+ gen_load_fpr64(fp, DREG(B11_8));
+ gen_helper_fabs_DT(fp, fp);
+ gen_store_fpr64(fp, DREG(B11_8));
+ tcg_temp_free_i64(fp);
+ } else {
+ gen_helper_fabs_FT(cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B11_8)]);
+ }
+ return;
+ case 0xf06d: /* fsqrt FRn */
+ CHECK_FPU_ENABLED
+ if (ctx->fpscr & FPSCR_PR) {
+ if (ctx->opcode & 0x0100)
+ break; /* illegal instruction */
+ TCGv_i64 fp = tcg_temp_new_i64();
+ gen_load_fpr64(fp, DREG(B11_8));
+ gen_helper_fsqrt_DT(fp, fp);
+ gen_store_fpr64(fp, DREG(B11_8));
+ tcg_temp_free_i64(fp);
+ } else {
+ gen_helper_fsqrt_FT(cpu_fregs[FREG(B11_8)], cpu_fregs[FREG(B11_8)]);
+ }
+ return;
+ case 0xf07d: /* fsrra FRn */
+ CHECK_FPU_ENABLED
+ break;
+ case 0xf08d: /* fldi0 FRn - FPSCR: R[PR] */
+ CHECK_FPU_ENABLED
+ if (!(ctx->fpscr & FPSCR_PR)) {
+ tcg_gen_movi_i32(cpu_fregs[FREG(B11_8)], 0);
+ }
+ return;
+ case 0xf09d: /* fldi1 FRn - FPSCR: R[PR] */
+ CHECK_FPU_ENABLED
+ if (!(ctx->fpscr & FPSCR_PR)) {
+ tcg_gen_movi_i32(cpu_fregs[FREG(B11_8)], 0x3f800000);
+ }
+ return;
+ case 0xf0ad: /* fcnvsd FPUL,DRn */
+ CHECK_FPU_ENABLED
+ {
+ TCGv_i64 fp = tcg_temp_new_i64();
+ gen_helper_fcnvsd_FT_DT(fp, cpu_fpul);
+ gen_store_fpr64(fp, DREG(B11_8));
+ tcg_temp_free_i64(fp);
+ }
+ return;
+ case 0xf0bd: /* fcnvds DRn,FPUL */
+ CHECK_FPU_ENABLED
+ {
+ TCGv_i64 fp = tcg_temp_new_i64();
+ gen_load_fpr64(fp, DREG(B11_8));
+ gen_helper_fcnvds_DT_FT(cpu_fpul, fp);
+ tcg_temp_free_i64(fp);
+ }
return;
}
-
+#if 0
fprintf(stderr, "unknown instruction 0x%04x at pc 0x%08x\n",
ctx->opcode, ctx->pc);
- gen_op_raise_illegal_instruction();
- ctx->flags |= BRANCH_EXCEPTION;
+ fflush(stderr);
+#endif
+ gen_helper_raise_illegal_instruction();
+ ctx->bstate = BS_EXCP;
+}
+
+static void decode_opc(DisasContext * ctx)
+{
+ uint32_t old_flags = ctx->flags;
+
+ _decode_opc(ctx);
+
+ if (old_flags & (DELAY_SLOT | DELAY_SLOT_CONDITIONAL)) {
+ if (ctx->flags & DELAY_SLOT_CLEARME) {
+ gen_store_flags(0);
+ } else {
+ /* go out of the delay slot */
+ uint32_t new_flags = ctx->flags;
+ new_flags &= ~(DELAY_SLOT | DELAY_SLOT_CONDITIONAL);
+ gen_store_flags(new_flags);
+ }
+ ctx->flags = 0;
+ ctx->bstate = BS_BRANCH;
+ if (old_flags & DELAY_SLOT_CONDITIONAL) {
+ gen_delayed_conditional_jump(ctx);
+ } else if (old_flags & DELAY_SLOT) {
+ gen_jump(ctx);
+ }
+
+ }
+
+ /* go into a delay slot */
+ if (ctx->flags & (DELAY_SLOT | DELAY_SLOT_CONDITIONAL))
+ gen_store_flags(ctx->flags);
}
-int gen_intermediate_code_internal(CPUState * env, TranslationBlock * tb,
- int search_pc)
+static inline void
+gen_intermediate_code_internal(CPUState * env, TranslationBlock * tb,
+ int search_pc)
{
DisasContext ctx;
target_ulong pc_start;
static uint16_t *gen_opc_end;
- uint32_t old_flags;
+ CPUBreakpoint *bp;
int i, ii;
+ int num_insns;
+ int max_insns;
pc_start = tb->pc;
- gen_opc_ptr = gen_opc_buf;
gen_opc_end = gen_opc_buf + OPC_MAX_SIZE;
- gen_opparam_ptr = gen_opparam_buf;
ctx.pc = pc_start;
- ctx.flags = env->flags;
- old_flags = 0;
+ ctx.flags = (uint32_t)tb->flags;
+ ctx.bstate = BS_NONE;
ctx.sr = env->sr;
ctx.fpscr = env->fpscr;
ctx.memidx = (env->sr & SR_MD) ? 1 : 0;
/* We don't know if the delayed pc came from a dynamic or static branch,
so assume it is a dynamic branch. */
- ctx.delayed_pc = -1;
+ ctx.delayed_pc = -1; /* use delayed pc from env pointer */
ctx.tb = tb;
ctx.singlestep_enabled = env->singlestep_enabled;
- nb_gen_labels = 0;
+ ctx.features = env->features;
#ifdef DEBUG_DISAS
if (loglevel & CPU_LOG_TB_CPU) {
#endif
ii = -1;
- while ((old_flags & (DELAY_SLOT | DELAY_SLOT_CONDITIONAL)) == 0 &&
- (ctx.flags & (BRANCH | BRANCH_CONDITIONAL | MODE_CHANGE |
- BRANCH_EXCEPTION)) == 0 &&
- gen_opc_ptr < gen_opc_end && ctx.sr == env->sr) {
- old_flags = ctx.flags;
- if (env->nb_breakpoints > 0) {
- for (i = 0; i < env->nb_breakpoints; i++) {
- if (ctx.pc == env->breakpoints[i]) {
+ num_insns = 0;
+ max_insns = tb->cflags & CF_COUNT_MASK;
+ if (max_insns == 0)
+ max_insns = CF_COUNT_MASK;
+ gen_icount_start();
+ while (ctx.bstate == BS_NONE && gen_opc_ptr < gen_opc_end) {
+ if (unlikely(!TAILQ_EMPTY(&env->breakpoints))) {
+ TAILQ_FOREACH(bp, &env->breakpoints, entry) {
+ if (ctx.pc == bp->pc) {
/* We have hit a breakpoint - make sure PC is up-to-date */
- gen_op_movl_imm_PC(ctx.pc);
- gen_op_debug();
- ctx.flags |= BRANCH_EXCEPTION;
+ tcg_gen_movi_i32(cpu_pc, ctx.pc);
+ gen_helper_debug();
+ ctx.bstate = BS_EXCP;
break;
}
}
gen_opc_instr_start[ii++] = 0;
}
gen_opc_pc[ii] = ctx.pc;
+ gen_opc_hflags[ii] = ctx.flags;
gen_opc_instr_start[ii] = 1;
+ gen_opc_icount[ii] = num_insns;
}
+ if (num_insns + 1 == max_insns && (tb->cflags & CF_LAST_IO))
+ gen_io_start();
#if 0
fprintf(stderr, "Loading opcode at address 0x%08x\n", ctx.pc);
fflush(stderr);
#endif
ctx.opcode = lduw_code(ctx.pc);
decode_opc(&ctx);
+ num_insns++;
ctx.pc += 2;
if ((ctx.pc & (TARGET_PAGE_SIZE - 1)) == 0)
break;
if (env->singlestep_enabled)
break;
+ if (num_insns >= max_insns)
+ break;
#ifdef SH4_SINGLE_STEP
break;
#endif
}
-
- switch (old_flags & (DELAY_SLOT_CONDITIONAL | DELAY_SLOT)) {
- case DELAY_SLOT_CONDITIONAL:
- gen_op_clr_delay_slot_conditional();
- gen_delayed_conditional_jump(&ctx);
- break;
- case DELAY_SLOT:
- gen_op_clr_delay_slot();
- gen_jump(&ctx);
- break;
- case 0:
- if (ctx.flags & BRANCH_EXCEPTION) {
- gen_jump_exception(&ctx);
- } else if ((ctx.flags & (BRANCH | BRANCH_CONDITIONAL)) == 0) {
- gen_goto_tb(&ctx, 0, ctx.pc);
+ if (tb->cflags & CF_LAST_IO)
+ gen_io_end();
+ if (env->singlestep_enabled) {
+ tcg_gen_movi_i32(cpu_pc, ctx.pc);
+ gen_helper_debug();
+ } else {
+ switch (ctx.bstate) {
+ case BS_STOP:
+ /* gen_op_interrupt_restart(); */
+ /* fall through */
+ case BS_NONE:
+ if (ctx.flags) {
+ gen_store_flags(ctx.flags | DELAY_SLOT_CLEARME);
+ }
+ gen_goto_tb(&ctx, 0, ctx.pc);
+ break;
+ case BS_EXCP:
+ /* gen_op_interrupt_restart(); */
+ tcg_gen_exit_tb(0);
+ break;
+ case BS_BRANCH:
+ default:
+ break;
}
- break;
- default:
- /* Both cannot be set at the same time */
- assert(0);
}
- if (env->singlestep_enabled) {
- gen_op_debug();
- }
+ gen_icount_end(tb, num_insns);
*gen_opc_ptr = INDEX_op_end;
if (search_pc) {
i = gen_opc_ptr - gen_opc_buf;
ii++;
while (ii <= i)
gen_opc_instr_start[ii++] = 0;
- tb->size = 0;
} else {
tb->size = ctx.pc - pc_start;
+ tb->icount = num_insns;
}
#ifdef DEBUG_DISAS
target_disas(logfile, pc_start, ctx.pc - pc_start, 0);
fprintf(logfile, "\n");
}
- if (loglevel & CPU_LOG_TB_OP) {
- fprintf(logfile, "OP:\n");
- dump_ops(gen_opc_buf, gen_opparam_buf);
- fprintf(logfile, "\n");
- }
#endif
- return 0;
}
-int gen_intermediate_code(CPUState * env, struct TranslationBlock *tb)
+void gen_intermediate_code(CPUState * env, struct TranslationBlock *tb)
+{
+ gen_intermediate_code_internal(env, tb, 0);
+}
+
+void gen_intermediate_code_pc(CPUState * env, struct TranslationBlock *tb)
{
- return gen_intermediate_code_internal(env, tb, 0);
+ gen_intermediate_code_internal(env, tb, 1);
}
-int 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)
{
- return gen_intermediate_code_internal(env, tb, 1);
+ env->pc = gen_opc_pc[pc_pos];
+ env->flags = gen_opc_hflags[pc_pos];
}
projects / qemu.git / blobdiff