diff options
Diffstat (limited to 'target/microblaze/translate.c')
| -rw-r--r-- | target/microblaze/translate.c | 930 |
1 files changed, 455 insertions, 475 deletions
diff --git a/target/microblaze/translate.c b/target/microblaze/translate.c index 0872dc9..b79600c 100644 --- a/target/microblaze/translate.c +++ b/target/microblaze/translate.c @@ -52,22 +52,22 @@ #define DISAS_UPDATE DISAS_TARGET_1 /* cpu state was modified dynamically */ #define DISAS_TB_JUMP DISAS_TARGET_2 /* only pc was modified statically */ -static TCGv env_debug; -static TCGv cpu_R[32]; -static TCGv cpu_SR[18]; -static TCGv env_imm; -static TCGv env_btaken; -static TCGv env_btarget; -static TCGv env_iflags; +static TCGv_i32 env_debug; +static TCGv_i32 cpu_R[32]; +static TCGv_i64 cpu_SR[14]; +static TCGv_i32 env_imm; +static TCGv_i32 env_btaken; +static TCGv_i64 env_btarget; +static TCGv_i32 env_iflags; static TCGv env_res_addr; -static TCGv env_res_val; +static TCGv_i32 env_res_val; #include "exec/gen-icount.h" /* This is the state at translation time. */ typedef struct DisasContext { MicroBlazeCPU *cpu; - target_ulong pc; + uint32_t pc; /* Decoder. */ int type_b; @@ -105,16 +105,15 @@ static const char *regnames[] = static const char *special_regnames[] = { - "rpc", "rmsr", "sr2", "sr3", "sr4", "sr5", "sr6", "sr7", - "sr8", "sr9", "sr10", "sr11", "sr12", "sr13", "sr14", "sr15", - "sr16", "sr17", "sr18" + "rpc", "rmsr", "sr2", "rear", "sr4", "resr", "sr6", "rfsr", + "sr8", "sr9", "sr10", "rbtr", "sr12", "redr" }; static inline void t_sync_flags(DisasContext *dc) { /* Synch the tb dependent flags between translator and runtime. */ if (dc->tb_flags != dc->synced_flags) { - tcg_gen_movi_tl(env_iflags, dc->tb_flags); + tcg_gen_movi_i32(env_iflags, dc->tb_flags); dc->synced_flags = dc->tb_flags; } } @@ -124,7 +123,7 @@ static inline void t_gen_raise_exception(DisasContext *dc, uint32_t index) TCGv_i32 tmp = tcg_const_i32(index); t_sync_flags(dc); - tcg_gen_movi_tl(cpu_SR[SR_PC], dc->pc); + tcg_gen_movi_i64(cpu_SR[SR_PC], dc->pc); gen_helper_raise_exception(cpu_env, tmp); tcg_temp_free_i32(tmp); dc->is_jmp = DISAS_UPDATE; @@ -143,41 +142,70 @@ static void gen_goto_tb(DisasContext *dc, int n, target_ulong dest) { if (use_goto_tb(dc, dest)) { tcg_gen_goto_tb(n); - tcg_gen_movi_tl(cpu_SR[SR_PC], dest); + tcg_gen_movi_i64(cpu_SR[SR_PC], dest); tcg_gen_exit_tb((uintptr_t)dc->tb + n); } else { - tcg_gen_movi_tl(cpu_SR[SR_PC], dest); + tcg_gen_movi_i64(cpu_SR[SR_PC], dest); tcg_gen_exit_tb(0); } } -static void read_carry(DisasContext *dc, TCGv d) +static void read_carry(DisasContext *dc, TCGv_i32 d) { - tcg_gen_shri_tl(d, cpu_SR[SR_MSR], 31); + tcg_gen_extrl_i64_i32(d, cpu_SR[SR_MSR]); + tcg_gen_shri_i32(d, d, 31); } /* * write_carry sets the carry bits in MSR based on bit 0 of v. * v[31:1] are ignored. */ -static void write_carry(DisasContext *dc, TCGv v) +static void write_carry(DisasContext *dc, TCGv_i32 v) { - TCGv t0 = tcg_temp_new(); - tcg_gen_shli_tl(t0, v, 31); - tcg_gen_sari_tl(t0, t0, 31); - tcg_gen_andi_tl(t0, t0, (MSR_C | MSR_CC)); - tcg_gen_andi_tl(cpu_SR[SR_MSR], cpu_SR[SR_MSR], - ~(MSR_C | MSR_CC)); - tcg_gen_or_tl(cpu_SR[SR_MSR], cpu_SR[SR_MSR], t0); - tcg_temp_free(t0); + TCGv_i64 t0 = tcg_temp_new_i64(); + tcg_gen_extu_i32_i64(t0, v); + /* Deposit bit 0 into MSR_C and the alias MSR_CC. */ + tcg_gen_deposit_i64(cpu_SR[SR_MSR], cpu_SR[SR_MSR], t0, 2, 1); + tcg_gen_deposit_i64(cpu_SR[SR_MSR], cpu_SR[SR_MSR], t0, 31, 1); + tcg_temp_free_i64(t0); } static void write_carryi(DisasContext *dc, bool carry) { - TCGv t0 = tcg_temp_new(); - tcg_gen_movi_tl(t0, carry); + TCGv_i32 t0 = tcg_temp_new_i32(); + tcg_gen_movi_i32(t0, carry); write_carry(dc, t0); - tcg_temp_free(t0); + tcg_temp_free_i32(t0); +} + +/* + * Returns true if the insn an illegal operation. + * If exceptions are enabled, an exception is raised. + */ +static bool trap_illegal(DisasContext *dc, bool cond) +{ + if (cond && (dc->tb_flags & MSR_EE_FLAG) + && (dc->cpu->env.pvr.regs[2] & PVR2_ILL_OPCODE_EXC_MASK)) { + tcg_gen_movi_i64(cpu_SR[SR_ESR], ESR_EC_ILLEGAL_OP); + t_gen_raise_exception(dc, EXCP_HW_EXCP); + } + return cond; +} + +/* + * Returns true if the insn is illegal in userspace. + * If exceptions are enabled, an exception is raised. + */ +static bool trap_userspace(DisasContext *dc, bool cond) +{ + int mem_index = cpu_mmu_index(&dc->cpu->env, false); + bool cond_user = cond && mem_index == MMU_USER_IDX; + + if (cond_user && (dc->tb_flags & MSR_EE_FLAG)) { + tcg_gen_movi_i64(cpu_SR[SR_ESR], ESR_EC_PRIVINSN); + t_gen_raise_exception(dc, EXCP_HW_EXCP); + } + return cond_user; } /* True if ALU operand b is a small immediate that may deserve @@ -188,13 +216,13 @@ static inline int dec_alu_op_b_is_small_imm(DisasContext *dc) return dc->type_b && !(dc->tb_flags & IMM_FLAG); } -static inline TCGv *dec_alu_op_b(DisasContext *dc) +static inline TCGv_i32 *dec_alu_op_b(DisasContext *dc) { if (dc->type_b) { if (dc->tb_flags & IMM_FLAG) - tcg_gen_ori_tl(env_imm, env_imm, dc->imm); + tcg_gen_ori_i32(env_imm, env_imm, dc->imm); else - tcg_gen_movi_tl(env_imm, (int32_t)((int16_t)dc->imm)); + tcg_gen_movi_i32(env_imm, (int32_t)((int16_t)dc->imm)); return &env_imm; } else return &cpu_R[dc->rb]; @@ -203,7 +231,7 @@ static inline TCGv *dec_alu_op_b(DisasContext *dc) static void dec_add(DisasContext *dc) { unsigned int k, c; - TCGv cf; + TCGv_i32 cf; k = dc->opcode & 4; c = dc->opcode & 2; @@ -217,15 +245,15 @@ static void dec_add(DisasContext *dc) /* k - keep carry, no need to update MSR. */ /* If rd == r0, it's a nop. */ if (dc->rd) { - tcg_gen_add_tl(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); + tcg_gen_add_i32(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); if (c) { /* c - Add carry into the result. */ - cf = tcg_temp_new(); + cf = tcg_temp_new_i32(); read_carry(dc, cf); - tcg_gen_add_tl(cpu_R[dc->rd], cpu_R[dc->rd], cf); - tcg_temp_free(cf); + tcg_gen_add_i32(cpu_R[dc->rd], cpu_R[dc->rd], cf); + tcg_temp_free_i32(cf); } } return; @@ -233,31 +261,31 @@ static void dec_add(DisasContext *dc) /* From now on, we can assume k is zero. So we need to update MSR. */ /* Extract carry. */ - cf = tcg_temp_new(); + cf = tcg_temp_new_i32(); if (c) { read_carry(dc, cf); } else { - tcg_gen_movi_tl(cf, 0); + tcg_gen_movi_i32(cf, 0); } if (dc->rd) { - TCGv ncf = tcg_temp_new(); + TCGv_i32 ncf = tcg_temp_new_i32(); gen_helper_carry(ncf, cpu_R[dc->ra], *(dec_alu_op_b(dc)), cf); - tcg_gen_add_tl(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); - tcg_gen_add_tl(cpu_R[dc->rd], cpu_R[dc->rd], cf); + tcg_gen_add_i32(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); + tcg_gen_add_i32(cpu_R[dc->rd], cpu_R[dc->rd], cf); write_carry(dc, ncf); - tcg_temp_free(ncf); + tcg_temp_free_i32(ncf); } else { gen_helper_carry(cf, cpu_R[dc->ra], *(dec_alu_op_b(dc)), cf); write_carry(dc, cf); } - tcg_temp_free(cf); + tcg_temp_free_i32(cf); } static void dec_sub(DisasContext *dc) { unsigned int u, cmp, k, c; - TCGv cf, na; + TCGv_i32 cf, na; u = dc->imm & 2; k = dc->opcode & 4; @@ -283,15 +311,15 @@ static void dec_sub(DisasContext *dc) /* k - keep carry, no need to update MSR. */ /* If rd == r0, it's a nop. */ if (dc->rd) { - tcg_gen_sub_tl(cpu_R[dc->rd], *(dec_alu_op_b(dc)), cpu_R[dc->ra]); + tcg_gen_sub_i32(cpu_R[dc->rd], *(dec_alu_op_b(dc)), cpu_R[dc->ra]); if (c) { /* c - Add carry into the result. */ - cf = tcg_temp_new(); + cf = tcg_temp_new_i32(); read_carry(dc, cf); - tcg_gen_add_tl(cpu_R[dc->rd], cpu_R[dc->rd], cf); - tcg_temp_free(cf); + tcg_gen_add_i32(cpu_R[dc->rd], cpu_R[dc->rd], cf); + tcg_temp_free_i32(cf); } } return; @@ -299,41 +327,38 @@ static void dec_sub(DisasContext *dc) /* From now on, we can assume k is zero. So we need to update MSR. */ /* Extract carry. And complement a into na. */ - cf = tcg_temp_new(); - na = tcg_temp_new(); + cf = tcg_temp_new_i32(); + na = tcg_temp_new_i32(); if (c) { read_carry(dc, cf); } else { - tcg_gen_movi_tl(cf, 1); + tcg_gen_movi_i32(cf, 1); } /* d = b + ~a + c. carry defaults to 1. */ - tcg_gen_not_tl(na, cpu_R[dc->ra]); + tcg_gen_not_i32(na, cpu_R[dc->ra]); if (dc->rd) { - TCGv ncf = tcg_temp_new(); + TCGv_i32 ncf = tcg_temp_new_i32(); gen_helper_carry(ncf, na, *(dec_alu_op_b(dc)), cf); - tcg_gen_add_tl(cpu_R[dc->rd], na, *(dec_alu_op_b(dc))); - tcg_gen_add_tl(cpu_R[dc->rd], cpu_R[dc->rd], cf); + tcg_gen_add_i32(cpu_R[dc->rd], na, *(dec_alu_op_b(dc))); + tcg_gen_add_i32(cpu_R[dc->rd], cpu_R[dc->rd], cf); write_carry(dc, ncf); - tcg_temp_free(ncf); + tcg_temp_free_i32(ncf); } else { gen_helper_carry(cf, na, *(dec_alu_op_b(dc)), cf); write_carry(dc, cf); } - tcg_temp_free(cf); - tcg_temp_free(na); + tcg_temp_free_i32(cf); + tcg_temp_free_i32(na); } static void dec_pattern(DisasContext *dc) { unsigned int mode; - if ((dc->tb_flags & MSR_EE_FLAG) - && (dc->cpu->env.pvr.regs[2] & PVR2_ILL_OPCODE_EXC_MASK) - && !dc->cpu->cfg.use_pcmp_instr) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_ILLEGAL_OP); - t_gen_raise_exception(dc, EXCP_HW_EXCP); + if (trap_illegal(dc, !dc->cpu->cfg.use_pcmp_instr)) { + return; } mode = dc->opcode & 3; @@ -347,14 +372,14 @@ static void dec_pattern(DisasContext *dc) case 2: LOG_DIS("pcmpeq r%d r%d r%d\n", dc->rd, dc->ra, dc->rb); if (dc->rd) { - tcg_gen_setcond_tl(TCG_COND_EQ, cpu_R[dc->rd], + tcg_gen_setcond_i32(TCG_COND_EQ, cpu_R[dc->rd], cpu_R[dc->ra], cpu_R[dc->rb]); } break; case 3: LOG_DIS("pcmpne r%d r%d r%d\n", dc->rd, dc->ra, dc->rb); if (dc->rd) { - tcg_gen_setcond_tl(TCG_COND_NE, cpu_R[dc->rd], + tcg_gen_setcond_i32(TCG_COND_NE, cpu_R[dc->rd], cpu_R[dc->ra], cpu_R[dc->rb]); } break; @@ -381,9 +406,9 @@ static void dec_and(DisasContext *dc) return; if (not) { - tcg_gen_andc_tl(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); + tcg_gen_andc_i32(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); } else - tcg_gen_and_tl(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); + tcg_gen_and_i32(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); } static void dec_or(DisasContext *dc) @@ -395,7 +420,7 @@ static void dec_or(DisasContext *dc) LOG_DIS("or r%d r%d r%d imm=%x\n", dc->rd, dc->ra, dc->rb, dc->imm); if (dc->rd) - tcg_gen_or_tl(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); + tcg_gen_or_i32(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); } static void dec_xor(DisasContext *dc) @@ -407,43 +432,54 @@ static void dec_xor(DisasContext *dc) LOG_DIS("xor r%d\n", dc->rd); if (dc->rd) - tcg_gen_xor_tl(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); + tcg_gen_xor_i32(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); } -static inline void msr_read(DisasContext *dc, TCGv d) +static inline void msr_read(DisasContext *dc, TCGv_i32 d) { - tcg_gen_mov_tl(d, cpu_SR[SR_MSR]); + tcg_gen_extrl_i64_i32(d, cpu_SR[SR_MSR]); } -static inline void msr_write(DisasContext *dc, TCGv v) +static inline void msr_write(DisasContext *dc, TCGv_i32 v) { - TCGv t; + TCGv_i64 t; - t = tcg_temp_new(); + t = tcg_temp_new_i64(); dc->cpustate_changed = 1; /* PVR bit is not writable. */ - tcg_gen_andi_tl(t, v, ~MSR_PVR); - tcg_gen_andi_tl(cpu_SR[SR_MSR], cpu_SR[SR_MSR], MSR_PVR); - tcg_gen_or_tl(cpu_SR[SR_MSR], cpu_SR[SR_MSR], t); - tcg_temp_free(t); + tcg_gen_extu_i32_i64(t, v); + tcg_gen_andi_i64(t, t, ~MSR_PVR); + tcg_gen_andi_i64(cpu_SR[SR_MSR], cpu_SR[SR_MSR], MSR_PVR); + tcg_gen_or_i64(cpu_SR[SR_MSR], cpu_SR[SR_MSR], t); + tcg_temp_free_i64(t); } static void dec_msr(DisasContext *dc) { CPUState *cs = CPU(dc->cpu); - TCGv t0, t1; - unsigned int sr, to, rn; - int mem_index = cpu_mmu_index(&dc->cpu->env, false); + TCGv_i32 t0, t1; + unsigned int sr, rn; + bool to, clrset, extended = false; - sr = dc->imm & ((1 << 14) - 1); - to = dc->imm & (1 << 14); + sr = extract32(dc->imm, 0, 14); + to = extract32(dc->imm, 14, 1); + clrset = extract32(dc->imm, 15, 1) == 0; dc->type_b = 1; - if (to) + if (to) { dc->cpustate_changed = 1; + } + + /* Extended MSRs are only available if addr_size > 32. */ + if (dc->cpu->cfg.addr_size > 32) { + /* The E-bit is encoded differently for To/From MSR. */ + static const unsigned int e_bit[] = { 19, 24 }; + + extended = extract32(dc->imm, e_bit[to], 1); + } /* msrclr and msrset. */ - if (!(dc->imm & (1 << 15))) { - unsigned int clr = dc->ir & (1 << 16); + if (clrset) { + bool clr = extract32(dc->ir, 16, 1); LOG_DIS("msr%s r%d imm=%x\n", clr ? "clr" : "set", dc->rd, dc->imm); @@ -453,52 +489,51 @@ static void dec_msr(DisasContext *dc) return; } - if ((dc->tb_flags & MSR_EE_FLAG) - && mem_index == MMU_USER_IDX && (dc->imm != 4 && dc->imm != 0)) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_PRIVINSN); - t_gen_raise_exception(dc, EXCP_HW_EXCP); + if (trap_userspace(dc, dc->imm != 4 && dc->imm != 0)) { return; } if (dc->rd) msr_read(dc, cpu_R[dc->rd]); - t0 = tcg_temp_new(); - t1 = tcg_temp_new(); + t0 = tcg_temp_new_i32(); + t1 = tcg_temp_new_i32(); msr_read(dc, t0); - tcg_gen_mov_tl(t1, *(dec_alu_op_b(dc))); + tcg_gen_mov_i32(t1, *(dec_alu_op_b(dc))); if (clr) { - tcg_gen_not_tl(t1, t1); - tcg_gen_and_tl(t0, t0, t1); + tcg_gen_not_i32(t1, t1); + tcg_gen_and_i32(t0, t0, t1); } else - tcg_gen_or_tl(t0, t0, t1); + tcg_gen_or_i32(t0, t0, t1); msr_write(dc, t0); - tcg_temp_free(t0); - tcg_temp_free(t1); - tcg_gen_movi_tl(cpu_SR[SR_PC], dc->pc + 4); + tcg_temp_free_i32(t0); + tcg_temp_free_i32(t1); + tcg_gen_movi_i64(cpu_SR[SR_PC], dc->pc + 4); dc->is_jmp = DISAS_UPDATE; return; } - if (to) { - if ((dc->tb_flags & MSR_EE_FLAG) - && mem_index == MMU_USER_IDX) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_PRIVINSN); - t_gen_raise_exception(dc, EXCP_HW_EXCP); - return; - } + if (trap_userspace(dc, to)) { + return; } #if !defined(CONFIG_USER_ONLY) /* Catch read/writes to the mmu block. */ if ((sr & ~0xff) == 0x1000) { + TCGv_i32 tmp_ext = tcg_const_i32(extended); + TCGv_i32 tmp_sr; + sr &= 7; + tmp_sr = tcg_const_i32(sr); LOG_DIS("m%ss sr%d r%d imm=%x\n", to ? "t" : "f", sr, dc->ra, dc->imm); - if (to) - gen_helper_mmu_write(cpu_env, tcg_const_tl(sr), cpu_R[dc->ra]); - else - gen_helper_mmu_read(cpu_R[dc->rd], cpu_env, tcg_const_tl(sr)); + if (to) { + gen_helper_mmu_write(cpu_env, tmp_ext, tmp_sr, cpu_R[dc->ra]); + } else { + gen_helper_mmu_read(cpu_R[dc->rd], cpu_env, tmp_ext, tmp_sr); + } + tcg_temp_free_i32(tmp_sr); + tcg_temp_free_i32(tmp_ext); return; } #endif @@ -511,20 +546,18 @@ static void dec_msr(DisasContext *dc) case 1: msr_write(dc, cpu_R[dc->ra]); break; - case 0x3: - tcg_gen_mov_tl(cpu_SR[SR_EAR], cpu_R[dc->ra]); - break; - case 0x5: - tcg_gen_mov_tl(cpu_SR[SR_ESR], cpu_R[dc->ra]); - break; - case 0x7: - tcg_gen_andi_tl(cpu_SR[SR_FSR], cpu_R[dc->ra], 31); + case SR_EAR: + case SR_ESR: + case SR_FSR: + tcg_gen_extu_i32_i64(cpu_SR[sr], cpu_R[dc->ra]); break; case 0x800: - tcg_gen_st_tl(cpu_R[dc->ra], cpu_env, offsetof(CPUMBState, slr)); + tcg_gen_st_i32(cpu_R[dc->ra], + cpu_env, offsetof(CPUMBState, slr)); break; case 0x802: - tcg_gen_st_tl(cpu_R[dc->ra], cpu_env, offsetof(CPUMBState, shr)); + tcg_gen_st_i32(cpu_R[dc->ra], + cpu_env, offsetof(CPUMBState, shr)); break; default: cpu_abort(CPU(dc->cpu), "unknown mts reg %x\n", sr); @@ -535,44 +568,32 @@ static void dec_msr(DisasContext *dc) switch (sr) { case 0: - tcg_gen_movi_tl(cpu_R[dc->rd], dc->pc); + tcg_gen_movi_i32(cpu_R[dc->rd], dc->pc); break; case 1: msr_read(dc, cpu_R[dc->rd]); break; - case 0x3: - tcg_gen_mov_tl(cpu_R[dc->rd], cpu_SR[SR_EAR]); - break; - case 0x5: - tcg_gen_mov_tl(cpu_R[dc->rd], cpu_SR[SR_ESR]); - break; - case 0x7: - tcg_gen_mov_tl(cpu_R[dc->rd], cpu_SR[SR_FSR]); - break; - case 0xb: - tcg_gen_mov_tl(cpu_R[dc->rd], cpu_SR[SR_BTR]); + case SR_EAR: + if (extended) { + tcg_gen_extrh_i64_i32(cpu_R[dc->rd], cpu_SR[sr]); + break; + } + case SR_ESR: + case SR_FSR: + case SR_BTR: + tcg_gen_extrl_i64_i32(cpu_R[dc->rd], cpu_SR[sr]); break; case 0x800: - tcg_gen_ld_tl(cpu_R[dc->rd], cpu_env, offsetof(CPUMBState, slr)); + tcg_gen_ld_i32(cpu_R[dc->rd], + cpu_env, offsetof(CPUMBState, slr)); break; case 0x802: - tcg_gen_ld_tl(cpu_R[dc->rd], cpu_env, offsetof(CPUMBState, shr)); + tcg_gen_ld_i32(cpu_R[dc->rd], + cpu_env, offsetof(CPUMBState, shr)); break; - case 0x2000: - case 0x2001: - case 0x2002: - case 0x2003: - case 0x2004: - case 0x2005: - case 0x2006: - case 0x2007: - case 0x2008: - case 0x2009: - case 0x200a: - case 0x200b: - case 0x200c: + case 0x2000 ... 0x200c: rn = sr & 0xf; - tcg_gen_ld_tl(cpu_R[dc->rd], + tcg_gen_ld_i32(cpu_R[dc->rd], cpu_env, offsetof(CPUMBState, pvr.regs[rn])); break; default: @@ -582,21 +603,17 @@ static void dec_msr(DisasContext *dc) } if (dc->rd == 0) { - tcg_gen_movi_tl(cpu_R[0], 0); + tcg_gen_movi_i32(cpu_R[0], 0); } } /* Multiplier unit. */ static void dec_mul(DisasContext *dc) { - TCGv tmp; + TCGv_i32 tmp; unsigned int subcode; - if ((dc->tb_flags & MSR_EE_FLAG) - && (dc->cpu->env.pvr.regs[2] & PVR2_ILL_OPCODE_EXC_MASK) - && !dc->cpu->cfg.use_hw_mul) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_ILLEGAL_OP); - t_gen_raise_exception(dc, EXCP_HW_EXCP); + if (trap_illegal(dc, !dc->cpu->cfg.use_hw_mul)) { return; } @@ -604,7 +621,7 @@ static void dec_mul(DisasContext *dc) if (dc->type_b) { LOG_DIS("muli r%d r%d %x\n", dc->rd, dc->ra, dc->imm); - tcg_gen_mul_tl(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); + tcg_gen_mul_i32(cpu_R[dc->rd], cpu_R[dc->ra], *(dec_alu_op_b(dc))); return; } @@ -613,29 +630,31 @@ static void dec_mul(DisasContext *dc) /* nop??? */ } - tmp = tcg_temp_new(); + tmp = tcg_temp_new_i32(); switch (subcode) { case 0: LOG_DIS("mul r%d r%d r%d\n", dc->rd, dc->ra, dc->rb); - tcg_gen_mul_tl(cpu_R[dc->rd], cpu_R[dc->ra], cpu_R[dc->rb]); + tcg_gen_mul_i32(cpu_R[dc->rd], cpu_R[dc->ra], cpu_R[dc->rb]); break; case 1: LOG_DIS("mulh r%d r%d r%d\n", dc->rd, dc->ra, dc->rb); - tcg_gen_muls2_tl(tmp, cpu_R[dc->rd], cpu_R[dc->ra], cpu_R[dc->rb]); + tcg_gen_muls2_i32(tmp, cpu_R[dc->rd], + cpu_R[dc->ra], cpu_R[dc->rb]); break; case 2: LOG_DIS("mulhsu r%d r%d r%d\n", dc->rd, dc->ra, dc->rb); - tcg_gen_mulsu2_tl(tmp, cpu_R[dc->rd], cpu_R[dc->ra], cpu_R[dc->rb]); + tcg_gen_mulsu2_i32(tmp, cpu_R[dc->rd], + cpu_R[dc->ra], cpu_R[dc->rb]); break; case 3: LOG_DIS("mulhu r%d r%d r%d\n", dc->rd, dc->ra, dc->rb); - tcg_gen_mulu2_tl(tmp, cpu_R[dc->rd], cpu_R[dc->ra], cpu_R[dc->rb]); + tcg_gen_mulu2_i32(tmp, cpu_R[dc->rd], cpu_R[dc->ra], cpu_R[dc->rb]); break; default: cpu_abort(CPU(dc->cpu), "unknown MUL insn %x\n", subcode); break; } - tcg_temp_free(tmp); + tcg_temp_free_i32(tmp); } /* Div unit. */ @@ -646,10 +665,8 @@ static void dec_div(DisasContext *dc) u = dc->imm & 2; LOG_DIS("div\n"); - if ((dc->cpu->env.pvr.regs[2] & PVR2_ILL_OPCODE_EXC_MASK) - && !dc->cpu->cfg.use_div) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_ILLEGAL_OP); - t_gen_raise_exception(dc, EXCP_HW_EXCP); + if (trap_illegal(dc, !dc->cpu->cfg.use_div)) { + return; } if (u) @@ -659,20 +676,16 @@ static void dec_div(DisasContext *dc) gen_helper_divs(cpu_R[dc->rd], cpu_env, *(dec_alu_op_b(dc)), cpu_R[dc->ra]); if (!dc->rd) - tcg_gen_movi_tl(cpu_R[dc->rd], 0); + tcg_gen_movi_i32(cpu_R[dc->rd], 0); } static void dec_barrel(DisasContext *dc) { - TCGv t0; + TCGv_i32 t0; unsigned int imm_w, imm_s; bool s, t, e = false, i = false; - if ((dc->tb_flags & MSR_EE_FLAG) - && (dc->cpu->env.pvr.regs[2] & PVR2_ILL_OPCODE_EXC_MASK) - && !dc->cpu->cfg.use_barrel) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_ILLEGAL_OP); - t_gen_raise_exception(dc, EXCP_HW_EXCP); + if (trap_illegal(dc, !dc->cpu->cfg.use_barrel)) { return; } @@ -710,45 +723,45 @@ static void dec_barrel(DisasContext *dc) imm_s, width); } } else { - t0 = tcg_temp_new(); + t0 = tcg_temp_new_i32(); - tcg_gen_mov_tl(t0, *(dec_alu_op_b(dc))); - tcg_gen_andi_tl(t0, t0, 31); + tcg_gen_mov_i32(t0, *(dec_alu_op_b(dc))); + tcg_gen_andi_i32(t0, t0, 31); if (s) { - tcg_gen_shl_tl(cpu_R[dc->rd], cpu_R[dc->ra], t0); + tcg_gen_shl_i32(cpu_R[dc->rd], cpu_R[dc->ra], t0); } else { if (t) { - tcg_gen_sar_tl(cpu_R[dc->rd], cpu_R[dc->ra], t0); + tcg_gen_sar_i32(cpu_R[dc->rd], cpu_R[dc->ra], t0); } else { - tcg_gen_shr_tl(cpu_R[dc->rd], cpu_R[dc->ra], t0); + tcg_gen_shr_i32(cpu_R[dc->rd], cpu_R[dc->ra], t0); } } - tcg_temp_free(t0); + tcg_temp_free_i32(t0); } } static void dec_bit(DisasContext *dc) { CPUState *cs = CPU(dc->cpu); - TCGv t0; + TCGv_i32 t0; unsigned int op; - int mem_index = cpu_mmu_index(&dc->cpu->env, false); op = dc->ir & ((1 << 9) - 1); switch (op) { case 0x21: /* src. */ - t0 = tcg_temp_new(); + t0 = tcg_temp_new_i32(); LOG_DIS("src r%d r%d\n", dc->rd, dc->ra); - tcg_gen_andi_tl(t0, cpu_SR[SR_MSR], MSR_CC); + tcg_gen_extrl_i64_i32(t0, cpu_SR[SR_MSR]); + tcg_gen_andi_i32(t0, t0, MSR_CC); write_carry(dc, cpu_R[dc->ra]); if (dc->rd) { - tcg_gen_shri_tl(cpu_R[dc->rd], cpu_R[dc->ra], 1); - tcg_gen_or_tl(cpu_R[dc->rd], cpu_R[dc->rd], t0); + tcg_gen_shri_i32(cpu_R[dc->rd], cpu_R[dc->ra], 1); + tcg_gen_or_i32(cpu_R[dc->rd], cpu_R[dc->rd], t0); } - tcg_temp_free(t0); + tcg_temp_free_i32(t0); break; case 0x1: @@ -760,9 +773,9 @@ static void dec_bit(DisasContext *dc) write_carry(dc, cpu_R[dc->ra]); if (dc->rd) { if (op == 0x41) - tcg_gen_shri_tl(cpu_R[dc->rd], cpu_R[dc->ra], 1); + tcg_gen_shri_i32(cpu_R[dc->rd], cpu_R[dc->ra], 1); else - tcg_gen_sari_tl(cpu_R[dc->rd], cpu_R[dc->ra], 1); + tcg_gen_sari_i32(cpu_R[dc->rd], cpu_R[dc->ra], 1); } break; case 0x60: @@ -779,29 +792,16 @@ static void dec_bit(DisasContext *dc) case 0x76: /* wdc. */ LOG_DIS("wdc r%d\n", dc->ra); - if ((dc->tb_flags & MSR_EE_FLAG) - && mem_index == MMU_USER_IDX) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_PRIVINSN); - t_gen_raise_exception(dc, EXCP_HW_EXCP); - return; - } + trap_userspace(dc, true); break; case 0x68: /* wic. */ LOG_DIS("wic r%d\n", dc->ra); - if ((dc->tb_flags & MSR_EE_FLAG) - && mem_index == MMU_USER_IDX) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_PRIVINSN); - t_gen_raise_exception(dc, EXCP_HW_EXCP); - return; - } + trap_userspace(dc, true); break; case 0xe0: - if ((dc->tb_flags & MSR_EE_FLAG) - && (dc->cpu->env.pvr.regs[2] & PVR2_ILL_OPCODE_EXC_MASK) - && !dc->cpu->cfg.use_pcmp_instr) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_ILLEGAL_OP); - t_gen_raise_exception(dc, EXCP_HW_EXCP); + if (trap_illegal(dc, !dc->cpu->cfg.use_pcmp_instr)) { + return; } if (dc->cpu->cfg.use_pcmp_instr) { tcg_gen_clzi_i32(cpu_R[dc->rd], cpu_R[dc->ra], 32); @@ -828,101 +828,128 @@ static inline void sync_jmpstate(DisasContext *dc) { if (dc->jmp == JMP_DIRECT || dc->jmp == JMP_DIRECT_CC) { if (dc->jmp == JMP_DIRECT) { - tcg_gen_movi_tl(env_btaken, 1); + tcg_gen_movi_i32(env_btaken, 1); } dc->jmp = JMP_INDIRECT; - tcg_gen_movi_tl(env_btarget, dc->jmp_pc); + tcg_gen_movi_i64(env_btarget, dc->jmp_pc); } } static void dec_imm(DisasContext *dc) { LOG_DIS("imm %x\n", dc->imm << 16); - tcg_gen_movi_tl(env_imm, (dc->imm << 16)); + tcg_gen_movi_i32(env_imm, (dc->imm << 16)); dc->tb_flags |= IMM_FLAG; dc->clear_imm = 0; } -static inline TCGv *compute_ldst_addr(DisasContext *dc, TCGv *t) +static inline void compute_ldst_addr(DisasContext *dc, bool ea, TCGv t) { - unsigned int extimm = dc->tb_flags & IMM_FLAG; - /* Should be set to one if r1 is used by loadstores. */ - int stackprot = 0; + bool extimm = dc->tb_flags & IMM_FLAG; + /* Should be set to true if r1 is used by loadstores. */ + bool stackprot = false; + TCGv_i32 t32; /* All load/stores use ra. */ if (dc->ra == 1 && dc->cpu->cfg.stackprot) { - stackprot = 1; + stackprot = true; } /* Treat the common cases first. */ if (!dc->type_b) { - /* If any of the regs is r0, return a ptr to the other. */ + if (ea) { + int addr_size = dc->cpu->cfg.addr_size; + + if (addr_size == 32) { + tcg_gen_extu_i32_tl(t, cpu_R[dc->rb]); + return; + } + + tcg_gen_concat_i32_i64(t, cpu_R[dc->rb], cpu_R[dc->ra]); + if (addr_size < 64) { + /* Mask off out of range bits. */ + tcg_gen_andi_i64(t, t, MAKE_64BIT_MASK(0, addr_size)); + } + return; + } + + /* If any of the regs is r0, set t to the value of the other reg. */ if (dc->ra == 0) { - return &cpu_R[dc->rb]; + tcg_gen_extu_i32_tl(t, cpu_R[dc->rb]); + return; } else if (dc->rb == 0) { - return &cpu_R[dc->ra]; + tcg_gen_extu_i32_tl(t, cpu_R[dc->ra]); + return; } if (dc->rb == 1 && dc->cpu->cfg.stackprot) { - stackprot = 1; + stackprot = true; } - *t = tcg_temp_new(); - tcg_gen_add_tl(*t, cpu_R[dc->ra], cpu_R[dc->rb]); + t32 = tcg_temp_new_i32(); + tcg_gen_add_i32(t32, cpu_R[dc->ra], cpu_R[dc->rb]); + tcg_gen_extu_i32_tl(t, t32); + tcg_temp_free_i32(t32); if (stackprot) { - gen_helper_stackprot(cpu_env, *t); + gen_helper_stackprot(cpu_env, t); } - return t; + return; } /* Immediate. */ + t32 = tcg_temp_new_i32(); if (!extimm) { - if (dc->imm == 0) { - return &cpu_R[dc->ra]; - } - *t = tcg_temp_new(); - tcg_gen_movi_tl(*t, (int32_t)((int16_t)dc->imm)); - tcg_gen_add_tl(*t, cpu_R[dc->ra], *t); + tcg_gen_addi_i32(t32, cpu_R[dc->ra], (int16_t)dc->imm); } else { - *t = tcg_temp_new(); - tcg_gen_add_tl(*t, cpu_R[dc->ra], *(dec_alu_op_b(dc))); + tcg_gen_add_i32(t32, cpu_R[dc->ra], *(dec_alu_op_b(dc))); } + tcg_gen_extu_i32_tl(t, t32); + tcg_temp_free_i32(t32); if (stackprot) { - gen_helper_stackprot(cpu_env, *t); + gen_helper_stackprot(cpu_env, t); } - return t; + return; } static void dec_load(DisasContext *dc) { - TCGv t, v, *addr; - unsigned int size, rev = 0, ex = 0; + TCGv_i32 v; + TCGv addr; + unsigned int size; + bool rev = false, ex = false, ea = false; + int mem_index = cpu_mmu_index(&dc->cpu->env, false); TCGMemOp mop; mop = dc->opcode & 3; size = 1 << mop; if (!dc->type_b) { - rev = (dc->ir >> 9) & 1; - ex = (dc->ir >> 10) & 1; + ea = extract32(dc->ir, 7, 1); + rev = extract32(dc->ir, 9, 1); + ex = extract32(dc->ir, 10, 1); } mop |= MO_TE; if (rev) { mop ^= MO_BSWAP; } - if (size > 4 && (dc->tb_flags & MSR_EE_FLAG) - && (dc->cpu->env.pvr.regs[2] & PVR2_ILL_OPCODE_EXC_MASK)) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_ILLEGAL_OP); - t_gen_raise_exception(dc, EXCP_HW_EXCP); + if (trap_illegal(dc, size > 4)) { return; } - LOG_DIS("l%d%s%s%s\n", size, dc->type_b ? "i" : "", rev ? "r" : "", - ex ? "x" : ""); + if (trap_userspace(dc, ea)) { + return; + } + + LOG_DIS("l%d%s%s%s%s\n", size, dc->type_b ? "i" : "", rev ? "r" : "", + ex ? "x" : "", + ea ? "ea" : ""); t_sync_flags(dc); - addr = compute_ldst_addr(dc, &t); + addr = tcg_temp_new(); + compute_ldst_addr(dc, ea, addr); + /* Extended addressing bypasses the MMU. */ + mem_index = ea ? MMU_NOMMU_IDX : mem_index; /* * When doing reverse accesses we need to do two things. @@ -941,17 +968,10 @@ static void dec_load(DisasContext *dc) 11 -> 00 */ TCGv low = tcg_temp_new(); - /* Force addr into the temp. */ - if (addr != &t) { - t = tcg_temp_new(); - tcg_gen_mov_tl(t, *addr); - addr = &t; - } - - tcg_gen_andi_tl(low, t, 3); + tcg_gen_andi_tl(low, addr, 3); tcg_gen_sub_tl(low, tcg_const_tl(3), low); - tcg_gen_andi_tl(t, t, ~3); - tcg_gen_or_tl(t, t, low); + tcg_gen_andi_tl(addr, addr, ~3); + tcg_gen_or_tl(addr, addr, low); tcg_temp_free(low); break; } @@ -959,14 +979,7 @@ static void dec_load(DisasContext *dc) case 2: /* 00 -> 10 10 -> 00. */ - /* Force addr into the temp. */ - if (addr != &t) { - t = tcg_temp_new(); - tcg_gen_xori_tl(t, *addr, 2); - addr = &t; - } else { - tcg_gen_xori_tl(t, t, 2); - } + tcg_gen_xori_tl(addr, addr, 2); break; default: cpu_abort(CPU(dc->cpu), "Invalid reverse size\n"); @@ -976,13 +989,7 @@ static void dec_load(DisasContext *dc) /* lwx does not throw unaligned access errors, so force alignment */ if (ex) { - /* Force addr into the temp. */ - if (addr != &t) { - t = tcg_temp_new(); - tcg_gen_mov_tl(t, *addr); - addr = &t; - } - tcg_gen_andi_tl(t, t, ~3); + tcg_gen_andi_tl(addr, addr, ~3); } /* If we get a fault on a dslot, the jmpstate better be in sync. */ @@ -995,90 +1002,92 @@ static void dec_load(DisasContext *dc) * into v. If the load succeeds, we verify alignment of the * address and if that succeeds we write into the destination reg. */ - v = tcg_temp_new(); - tcg_gen_qemu_ld_tl(v, *addr, cpu_mmu_index(&dc->cpu->env, false), mop); + v = tcg_temp_new_i32(); + tcg_gen_qemu_ld_i32(v, addr, mem_index, mop); if ((dc->cpu->env.pvr.regs[2] & PVR2_UNALIGNED_EXC_MASK) && size > 1) { - tcg_gen_movi_tl(cpu_SR[SR_PC], dc->pc); - gen_helper_memalign(cpu_env, *addr, tcg_const_tl(dc->rd), - tcg_const_tl(0), tcg_const_tl(size - 1)); + tcg_gen_movi_i64(cpu_SR[SR_PC], dc->pc); + gen_helper_memalign(cpu_env, addr, tcg_const_i32(dc->rd), + tcg_const_i32(0), tcg_const_i32(size - 1)); } if (ex) { - tcg_gen_mov_tl(env_res_addr, *addr); - tcg_gen_mov_tl(env_res_val, v); + tcg_gen_mov_tl(env_res_addr, addr); + tcg_gen_mov_i32(env_res_val, v); } if (dc->rd) { - tcg_gen_mov_tl(cpu_R[dc->rd], v); + tcg_gen_mov_i32(cpu_R[dc->rd], v); } - tcg_temp_free(v); + tcg_temp_free_i32(v); if (ex) { /* lwx */ /* no support for AXI exclusive so always clear C */ write_carryi(dc, 0); } - if (addr == &t) - tcg_temp_free(t); + tcg_temp_free(addr); } static void dec_store(DisasContext *dc) { - TCGv t, *addr, swx_addr; + TCGv addr; TCGLabel *swx_skip = NULL; - unsigned int size, rev = 0, ex = 0; + unsigned int size; + bool rev = false, ex = false, ea = false; + int mem_index = cpu_mmu_index(&dc->cpu->env, false); TCGMemOp mop; mop = dc->opcode & 3; size = 1 << mop; if (!dc->type_b) { - rev = (dc->ir >> 9) & 1; - ex = (dc->ir >> 10) & 1; + ea = extract32(dc->ir, 7, 1); + rev = extract32(dc->ir, 9, 1); + ex = extract32(dc->ir, 10, 1); } mop |= MO_TE; if (rev) { mop ^= MO_BSWAP; } - if (size > 4 && (dc->tb_flags & MSR_EE_FLAG) - && (dc->cpu->env.pvr.regs[2] & PVR2_ILL_OPCODE_EXC_MASK)) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_ILLEGAL_OP); - t_gen_raise_exception(dc, EXCP_HW_EXCP); + if (trap_illegal(dc, size > 4)) { return; } - LOG_DIS("s%d%s%s%s\n", size, dc->type_b ? "i" : "", rev ? "r" : "", - ex ? "x" : ""); + trap_userspace(dc, ea); + + LOG_DIS("s%d%s%s%s%s\n", size, dc->type_b ? "i" : "", rev ? "r" : "", + ex ? "x" : "", + ea ? "ea" : ""); t_sync_flags(dc); /* If we get a fault on a dslot, the jmpstate better be in sync. */ sync_jmpstate(dc); - addr = compute_ldst_addr(dc, &t); + /* SWX needs a temp_local. */ + addr = ex ? tcg_temp_local_new() : tcg_temp_new(); + compute_ldst_addr(dc, ea, addr); + /* Extended addressing bypasses the MMU. */ + mem_index = ea ? MMU_NOMMU_IDX : mem_index; - swx_addr = tcg_temp_local_new(); if (ex) { /* swx */ - TCGv tval; + TCGv_i32 tval; - /* Force addr into the swx_addr. */ - tcg_gen_mov_tl(swx_addr, *addr); - addr = &swx_addr; /* swx does not throw unaligned access errors, so force alignment */ - tcg_gen_andi_tl(swx_addr, swx_addr, ~3); + tcg_gen_andi_tl(addr, addr, ~3); write_carryi(dc, 1); swx_skip = gen_new_label(); - tcg_gen_brcond_tl(TCG_COND_NE, env_res_addr, swx_addr, swx_skip); + tcg_gen_brcond_tl(TCG_COND_NE, env_res_addr, addr, swx_skip); /* Compare the value loaded at lwx with current contents of the reserved location. FIXME: This only works for system emulation where we can expect this compare and the following write to be atomic. For user emulation we need to add atomicity between threads. */ - tval = tcg_temp_new(); - tcg_gen_qemu_ld_tl(tval, swx_addr, cpu_mmu_index(&dc->cpu->env, false), - MO_TEUL); - tcg_gen_brcond_tl(TCG_COND_NE, env_res_val, tval, swx_skip); + tval = tcg_temp_new_i32(); + tcg_gen_qemu_ld_i32(tval, addr, cpu_mmu_index(&dc->cpu->env, false), + MO_TEUL); + tcg_gen_brcond_i32(TCG_COND_NE, env_res_val, tval, swx_skip); write_carryi(dc, 0); - tcg_temp_free(tval); + tcg_temp_free_i32(tval); } if (rev && size != 4) { @@ -1092,17 +1101,10 @@ static void dec_store(DisasContext *dc) 11 -> 00 */ TCGv low = tcg_temp_new(); - /* Force addr into the temp. */ - if (addr != &t) { - t = tcg_temp_new(); - tcg_gen_mov_tl(t, *addr); - addr = &t; - } - - tcg_gen_andi_tl(low, t, 3); + tcg_gen_andi_tl(low, addr, 3); tcg_gen_sub_tl(low, tcg_const_tl(3), low); - tcg_gen_andi_tl(t, t, ~3); - tcg_gen_or_tl(t, t, low); + tcg_gen_andi_tl(addr, addr, ~3); + tcg_gen_or_tl(addr, addr, low); tcg_temp_free(low); break; } @@ -1111,79 +1113,74 @@ static void dec_store(DisasContext *dc) /* 00 -> 10 10 -> 00. */ /* Force addr into the temp. */ - if (addr != &t) { - t = tcg_temp_new(); - tcg_gen_xori_tl(t, *addr, 2); - addr = &t; - } else { - tcg_gen_xori_tl(t, t, 2); - } + tcg_gen_xori_tl(addr, addr, 2); break; default: cpu_abort(CPU(dc->cpu), "Invalid reverse size\n"); break; } } - tcg_gen_qemu_st_tl(cpu_R[dc->rd], *addr, cpu_mmu_index(&dc->cpu->env, false), mop); + tcg_gen_qemu_st_i32(cpu_R[dc->rd], addr, mem_index, mop); /* Verify alignment if needed. */ if ((dc->cpu->env.pvr.regs[2] & PVR2_UNALIGNED_EXC_MASK) && size > 1) { - tcg_gen_movi_tl(cpu_SR[SR_PC], dc->pc); + tcg_gen_movi_i64(cpu_SR[SR_PC], dc->pc); /* FIXME: if the alignment is wrong, we should restore the value * in memory. One possible way to achieve this is to probe * the MMU prior to the memaccess, thay way we could put * the alignment checks in between the probe and the mem * access. */ - gen_helper_memalign(cpu_env, *addr, tcg_const_tl(dc->rd), - tcg_const_tl(1), tcg_const_tl(size - 1)); + gen_helper_memalign(cpu_env, addr, tcg_const_i32(dc->rd), + tcg_const_i32(1), tcg_const_i32(size - 1)); } if (ex) { gen_set_label(swx_skip); } - tcg_temp_free(swx_addr); - if (addr == &t) - tcg_temp_free(t); + tcg_temp_free(addr); } static inline void eval_cc(DisasContext *dc, unsigned int cc, - TCGv d, TCGv a, TCGv b) + TCGv_i32 d, TCGv_i32 a) { + static const int mb_to_tcg_cc[] = { + [CC_EQ] = TCG_COND_EQ, + [CC_NE] = TCG_COND_NE, + [CC_LT] = TCG_COND_LT, + [CC_LE] = TCG_COND_LE, + [CC_GE] = TCG_COND_GE, + [CC_GT] = TCG_COND_GT, + }; + switch (cc) { - case CC_EQ: - tcg_gen_setcond_tl(TCG_COND_EQ, d, a, b); - break; - case CC_NE: - tcg_gen_setcond_tl(TCG_COND_NE, d, a, b); - break; - case CC_LT: - tcg_gen_setcond_tl(TCG_COND_LT, d, a, b); - break; - case CC_LE: - tcg_gen_setcond_tl(TCG_COND_LE, d, a, b); - break; - case CC_GE: - tcg_gen_setcond_tl(TCG_COND_GE, d, a, b); - break; - case CC_GT: - tcg_gen_setcond_tl(TCG_COND_GT, d, a, b); - break; - default: - cpu_abort(CPU(dc->cpu), "Unknown condition code %x.\n", cc); - break; + case CC_EQ: + case CC_NE: + case CC_LT: + case CC_LE: + case CC_GE: + case CC_GT: + tcg_gen_setcondi_i32(mb_to_tcg_cc[cc], d, a, 0); + break; + default: + cpu_abort(CPU(dc->cpu), "Unknown condition code %x.\n", cc); + break; } } -static void eval_cond_jmp(DisasContext *dc, TCGv pc_true, TCGv pc_false) +static void eval_cond_jmp(DisasContext *dc, TCGv_i64 pc_true, TCGv_i64 pc_false) { - TCGLabel *l1 = gen_new_label(); - /* Conditional jmp. */ - tcg_gen_mov_tl(cpu_SR[SR_PC], pc_false); - tcg_gen_brcondi_tl(TCG_COND_EQ, env_btaken, 0, l1); - tcg_gen_mov_tl(cpu_SR[SR_PC], pc_true); - gen_set_label(l1); + TCGv_i64 tmp_btaken = tcg_temp_new_i64(); + TCGv_i64 tmp_zero = tcg_const_i64(0); + + tcg_gen_extu_i32_i64(tmp_btaken, env_btaken); + tcg_gen_movcond_i64(TCG_COND_NE, cpu_SR[SR_PC], + tmp_btaken, tmp_zero, + pc_true, pc_false); + + tcg_temp_free_i64(tmp_btaken); + tcg_temp_free_i64(tmp_zero); } static void dec_bcc(DisasContext *dc) @@ -1199,28 +1196,28 @@ static void dec_bcc(DisasContext *dc) if (dslot) { dc->delayed_branch = 2; dc->tb_flags |= D_FLAG; - tcg_gen_st_tl(tcg_const_tl(dc->type_b && (dc->tb_flags & IMM_FLAG)), + tcg_gen_st_i32(tcg_const_i32(dc->type_b && (dc->tb_flags & IMM_FLAG)), cpu_env, offsetof(CPUMBState, bimm)); } if (dec_alu_op_b_is_small_imm(dc)) { int32_t offset = (int32_t)((int16_t)dc->imm); /* sign-extend. */ - tcg_gen_movi_tl(env_btarget, dc->pc + offset); + tcg_gen_movi_i64(env_btarget, dc->pc + offset); dc->jmp = JMP_DIRECT_CC; dc->jmp_pc = dc->pc + offset; } else { dc->jmp = JMP_INDIRECT; - tcg_gen_movi_tl(env_btarget, dc->pc); - tcg_gen_add_tl(env_btarget, env_btarget, *(dec_alu_op_b(dc))); + tcg_gen_extu_i32_i64(env_btarget, *(dec_alu_op_b(dc))); + tcg_gen_addi_i64(env_btarget, env_btarget, dc->pc); + tcg_gen_andi_i64(env_btarget, env_btarget, UINT32_MAX); } - eval_cc(dc, cc, env_btaken, cpu_R[dc->ra], tcg_const_tl(0)); + eval_cc(dc, cc, env_btaken, cpu_R[dc->ra]); } static void dec_br(DisasContext *dc) { unsigned int dslot, link, abs, mbar; - int mem_index = cpu_mmu_index(&dc->cpu->env, false); dslot = dc->ir & (1 << 20); abs = dc->ir & (1 << 19); @@ -1240,7 +1237,7 @@ static void dec_br(DisasContext *dc) tcg_gen_st_i32(tmp_1, cpu_env, -offsetof(MicroBlazeCPU, env) +offsetof(CPUState, halted)); - tcg_gen_movi_tl(cpu_SR[SR_PC], dc->pc + 4); + tcg_gen_movi_i64(cpu_SR[SR_PC], dc->pc + 4); gen_helper_raise_exception(cpu_env, tmp_hlt); tcg_temp_free_i32(tmp_hlt); tcg_temp_free_i32(tmp_1); @@ -1261,23 +1258,21 @@ static void dec_br(DisasContext *dc) if (dslot) { dc->delayed_branch = 2; dc->tb_flags |= D_FLAG; - tcg_gen_st_tl(tcg_const_tl(dc->type_b && (dc->tb_flags & IMM_FLAG)), + tcg_gen_st_i32(tcg_const_i32(dc->type_b && (dc->tb_flags & IMM_FLAG)), cpu_env, offsetof(CPUMBState, bimm)); } if (link && dc->rd) - tcg_gen_movi_tl(cpu_R[dc->rd], dc->pc); + tcg_gen_movi_i32(cpu_R[dc->rd], dc->pc); dc->jmp = JMP_INDIRECT; if (abs) { - tcg_gen_movi_tl(env_btaken, 1); - tcg_gen_mov_tl(env_btarget, *(dec_alu_op_b(dc))); + tcg_gen_movi_i32(env_btaken, 1); + tcg_gen_extu_i32_i64(env_btarget, *(dec_alu_op_b(dc))); if (link && !dslot) { if (!(dc->tb_flags & IMM_FLAG) && (dc->imm == 8 || dc->imm == 0x18)) t_gen_raise_exception(dc, EXCP_BREAK); if (dc->imm == 0) { - if ((dc->tb_flags & MSR_EE_FLAG) && mem_index == MMU_USER_IDX) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_PRIVINSN); - t_gen_raise_exception(dc, EXCP_HW_EXCP); + if (trap_userspace(dc, true)) { return; } @@ -1289,116 +1284,115 @@ static void dec_br(DisasContext *dc) dc->jmp = JMP_DIRECT; dc->jmp_pc = dc->pc + (int32_t)((int16_t)dc->imm); } else { - tcg_gen_movi_tl(env_btaken, 1); - tcg_gen_movi_tl(env_btarget, dc->pc); - tcg_gen_add_tl(env_btarget, env_btarget, *(dec_alu_op_b(dc))); + tcg_gen_movi_i32(env_btaken, 1); + tcg_gen_extu_i32_i64(env_btarget, *(dec_alu_op_b(dc))); + tcg_gen_addi_i64(env_btarget, env_btarget, dc->pc); + tcg_gen_andi_i64(env_btarget, env_btarget, UINT32_MAX); } } } static inline void do_rti(DisasContext *dc) { - TCGv t0, t1; - t0 = tcg_temp_new(); - t1 = tcg_temp_new(); - tcg_gen_shri_tl(t0, cpu_SR[SR_MSR], 1); - tcg_gen_ori_tl(t1, cpu_SR[SR_MSR], MSR_IE); - tcg_gen_andi_tl(t0, t0, (MSR_VM | MSR_UM)); - - tcg_gen_andi_tl(t1, t1, ~(MSR_VM | MSR_UM)); - tcg_gen_or_tl(t1, t1, t0); + TCGv_i32 t0, t1; + t0 = tcg_temp_new_i32(); + t1 = tcg_temp_new_i32(); + tcg_gen_extrl_i64_i32(t1, cpu_SR[SR_MSR]); + tcg_gen_shri_i32(t0, t1, 1); + tcg_gen_ori_i32(t1, t1, MSR_IE); + tcg_gen_andi_i32(t0, t0, (MSR_VM | MSR_UM)); + + tcg_gen_andi_i32(t1, t1, ~(MSR_VM | MSR_UM)); + tcg_gen_or_i32(t1, t1, t0); msr_write(dc, t1); - tcg_temp_free(t1); - tcg_temp_free(t0); + tcg_temp_free_i32(t1); + tcg_temp_free_i32(t0); dc->tb_flags &= ~DRTI_FLAG; } static inline void do_rtb(DisasContext *dc) { - TCGv t0, t1; - t0 = tcg_temp_new(); - t1 = tcg_temp_new(); - tcg_gen_andi_tl(t1, cpu_SR[SR_MSR], ~MSR_BIP); - tcg_gen_shri_tl(t0, t1, 1); - tcg_gen_andi_tl(t0, t0, (MSR_VM | MSR_UM)); - - tcg_gen_andi_tl(t1, t1, ~(MSR_VM | MSR_UM)); - tcg_gen_or_tl(t1, t1, t0); + TCGv_i32 t0, t1; + t0 = tcg_temp_new_i32(); + t1 = tcg_temp_new_i32(); + tcg_gen_extrl_i64_i32(t1, cpu_SR[SR_MSR]); + tcg_gen_andi_i32(t1, t1, ~MSR_BIP); + tcg_gen_shri_i32(t0, t1, 1); + tcg_gen_andi_i32(t0, t0, (MSR_VM | MSR_UM)); + + tcg_gen_andi_i32(t1, t1, ~(MSR_VM | MSR_UM)); + tcg_gen_or_i32(t1, t1, t0); msr_write(dc, t1); - tcg_temp_free(t1); - tcg_temp_free(t0); + tcg_temp_free_i32(t1); + tcg_temp_free_i32(t0); dc->tb_flags &= ~DRTB_FLAG; } static inline void do_rte(DisasContext *dc) { - TCGv t0, t1; - t0 = tcg_temp_new(); - t1 = tcg_temp_new(); - - tcg_gen_ori_tl(t1, cpu_SR[SR_MSR], MSR_EE); - tcg_gen_andi_tl(t1, t1, ~MSR_EIP); - tcg_gen_shri_tl(t0, t1, 1); - tcg_gen_andi_tl(t0, t0, (MSR_VM | MSR_UM)); - - tcg_gen_andi_tl(t1, t1, ~(MSR_VM | MSR_UM)); - tcg_gen_or_tl(t1, t1, t0); + TCGv_i32 t0, t1; + t0 = tcg_temp_new_i32(); + t1 = tcg_temp_new_i32(); + + tcg_gen_extrl_i64_i32(t1, cpu_SR[SR_MSR]); + tcg_gen_ori_i32(t1, t1, MSR_EE); + tcg_gen_andi_i32(t1, t1, ~MSR_EIP); + tcg_gen_shri_i32(t0, t1, 1); + tcg_gen_andi_i32(t0, t0, (MSR_VM | MSR_UM)); + + tcg_gen_andi_i32(t1, t1, ~(MSR_VM | MSR_UM)); + tcg_gen_or_i32(t1, t1, t0); msr_write(dc, t1); - tcg_temp_free(t1); - tcg_temp_free(t0); + tcg_temp_free_i32(t1); + tcg_temp_free_i32(t0); dc->tb_flags &= ~DRTE_FLAG; } static void dec_rts(DisasContext *dc) { unsigned int b_bit, i_bit, e_bit; - int mem_index = cpu_mmu_index(&dc->cpu->env, false); + TCGv_i64 tmp64; i_bit = dc->ir & (1 << 21); b_bit = dc->ir & (1 << 22); e_bit = dc->ir & (1 << 23); + if (trap_userspace(dc, i_bit || b_bit || e_bit)) { + return; + } + dc->delayed_branch = 2; dc->tb_flags |= D_FLAG; - tcg_gen_st_tl(tcg_const_tl(dc->type_b && (dc->tb_flags & IMM_FLAG)), + tcg_gen_st_i32(tcg_const_i32(dc->type_b && (dc->tb_flags & IMM_FLAG)), cpu_env, offsetof(CPUMBState, bimm)); if (i_bit) { LOG_DIS("rtid ir=%x\n", dc->ir); - if ((dc->tb_flags & MSR_EE_FLAG) - && mem_index == MMU_USER_IDX) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_PRIVINSN); - t_gen_raise_exception(dc, EXCP_HW_EXCP); - } dc->tb_flags |= DRTI_FLAG; } else if (b_bit) { LOG_DIS("rtbd ir=%x\n", dc->ir); - if ((dc->tb_flags & MSR_EE_FLAG) - && mem_index == MMU_USER_IDX) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_PRIVINSN); - t_gen_raise_exception(dc, EXCP_HW_EXCP); - } dc->tb_flags |= DRTB_FLAG; } else if (e_bit) { LOG_DIS("rted ir=%x\n", dc->ir); - if ((dc->tb_flags & MSR_EE_FLAG) - && mem_index == MMU_USER_IDX) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_PRIVINSN); - t_gen_raise_exception(dc, EXCP_HW_EXCP); - } dc->tb_flags |= DRTE_FLAG; } else LOG_DIS("rts ir=%x\n", dc->ir); dc->jmp = JMP_INDIRECT; - tcg_gen_movi_tl(env_btaken, 1); - tcg_gen_add_tl(env_btarget, cpu_R[dc->ra], *(dec_alu_op_b(dc))); + tcg_gen_movi_i32(env_btaken, 1); + + tmp64 = tcg_temp_new_i64(); + tcg_gen_extu_i32_i64(env_btarget, *(dec_alu_op_b(dc))); + tcg_gen_extu_i32_i64(tmp64, cpu_R[dc->ra]); + tcg_gen_add_i64(env_btarget, env_btarget, tmp64); + tcg_gen_andi_i64(env_btarget, env_btarget, UINT32_MAX); + tcg_temp_free_i64(tmp64); } static int dec_check_fpuv2(DisasContext *dc) { if ((dc->cpu->cfg.use_fpu != 2) && (dc->tb_flags & MSR_EE_FLAG)) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_FPU); + tcg_gen_movi_i64(cpu_SR[SR_ESR], ESR_EC_FPU); t_gen_raise_exception(dc, EXCP_HW_EXCP); } return (dc->cpu->cfg.use_fpu == 2) ? 0 : PVR2_USE_FPU2_MASK; @@ -1408,11 +1402,7 @@ static void dec_fpu(DisasContext *dc) { unsigned int fpu_insn; - if ((dc->tb_flags & MSR_EE_FLAG) - && (dc->cpu->env.pvr.regs[2] & PVR2_ILL_OPCODE_EXC_MASK) - && !dc->cpu->cfg.use_fpu) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_ILLEGAL_OP); - t_gen_raise_exception(dc, EXCP_HW_EXCP); + if (trap_illegal(dc, !dc->cpu->cfg.use_fpu)) { return; } @@ -1511,10 +1501,7 @@ static void dec_fpu(DisasContext *dc) static void dec_null(DisasContext *dc) { - if ((dc->tb_flags & MSR_EE_FLAG) - && (dc->cpu->env.pvr.regs[2] & PVR2_ILL_OPCODE_EXC_MASK)) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_ILLEGAL_OP); - t_gen_raise_exception(dc, EXCP_HW_EXCP); + if (trap_illegal(dc, true)) { return; } qemu_log_mask(LOG_GUEST_ERROR, "unknown insn pc=%x opc=%x\n", dc->pc, dc->opcode); @@ -1524,37 +1511,34 @@ static void dec_null(DisasContext *dc) /* Insns connected to FSL or AXI stream attached devices. */ static void dec_stream(DisasContext *dc) { - int mem_index = cpu_mmu_index(&dc->cpu->env, false); TCGv_i32 t_id, t_ctrl; int ctrl; LOG_DIS("%s%s imm=%x\n", dc->rd ? "get" : "put", dc->type_b ? "" : "d", dc->imm); - if ((dc->tb_flags & MSR_EE_FLAG) && (mem_index == MMU_USER_IDX)) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_PRIVINSN); - t_gen_raise_exception(dc, EXCP_HW_EXCP); + if (trap_userspace(dc, true)) { return; } - t_id = tcg_temp_new(); + t_id = tcg_temp_new_i32(); if (dc->type_b) { - tcg_gen_movi_tl(t_id, dc->imm & 0xf); + tcg_gen_movi_i32(t_id, dc->imm & 0xf); ctrl = dc->imm >> 10; } else { - tcg_gen_andi_tl(t_id, cpu_R[dc->rb], 0xf); + tcg_gen_andi_i32(t_id, cpu_R[dc->rb], 0xf); ctrl = dc->imm >> 5; } - t_ctrl = tcg_const_tl(ctrl); + t_ctrl = tcg_const_i32(ctrl); if (dc->rd == 0) { gen_helper_put(t_id, t_ctrl, cpu_R[dc->ra]); } else { gen_helper_get(cpu_R[dc->rd], t_id, t_ctrl); } - tcg_temp_free(t_id); - tcg_temp_free(t_ctrl); + tcg_temp_free_i32(t_id); + tcg_temp_free_i32(t_ctrl); } static struct decoder_info { @@ -1595,13 +1579,7 @@ static inline void decode(DisasContext *dc, uint32_t ir) if (dc->ir) dc->nr_nops = 0; else { - if ((dc->tb_flags & MSR_EE_FLAG) - && (dc->cpu->env.pvr.regs[2] & PVR2_ILL_OPCODE_EXC_MASK) - && (dc->cpu->env.pvr.regs[2] & PVR2_OPCODE_0x0_ILL_MASK)) { - tcg_gen_movi_tl(cpu_SR[SR_ESR], ESR_EC_ILLEGAL_OP); - t_gen_raise_exception(dc, EXCP_HW_EXCP); - return; - } + trap_illegal(dc, dc->cpu->env.pvr.regs[2] & PVR2_OPCODE_0x0_ILL_MASK); LOG_DIS("nr_nops=%d\t", dc->nr_nops); dc->nr_nops++; @@ -1636,7 +1614,7 @@ void gen_intermediate_code(CPUState *cs, struct TranslationBlock *tb) struct DisasContext ctx; struct DisasContext *dc = &ctx; uint32_t page_start, org_flags; - target_ulong npc; + uint32_t npc; int num_insns; int max_insns; @@ -1679,7 +1657,7 @@ void gen_intermediate_code(CPUState *cs, struct TranslationBlock *tb) #if SIM_COMPAT if (qemu_loglevel_mask(CPU_LOG_TB_IN_ASM)) { - tcg_gen_movi_tl(cpu_SR[SR_PC], dc->pc); + tcg_gen_movi_i64(cpu_SR[SR_PC], dc->pc); gen_helper_debug(); } #endif @@ -1721,7 +1699,7 @@ void gen_intermediate_code(CPUState *cs, struct TranslationBlock *tb) dc->tb_flags &= ~D_FLAG; /* If it is a direct jump, try direct chaining. */ if (dc->jmp == JMP_INDIRECT) { - eval_cond_jmp(dc, env_btarget, tcg_const_tl(dc->pc)); + eval_cond_jmp(dc, env_btarget, tcg_const_i64(dc->pc)); dc->is_jmp = DISAS_JUMP; } else if (dc->jmp == JMP_DIRECT) { t_sync_flags(dc); @@ -1731,7 +1709,7 @@ void gen_intermediate_code(CPUState *cs, struct TranslationBlock *tb) TCGLabel *l1 = gen_new_label(); t_sync_flags(dc); /* Conditional jmp. */ - tcg_gen_brcondi_tl(TCG_COND_NE, env_btaken, 0, l1); + tcg_gen_brcondi_i32(TCG_COND_NE, env_btaken, 0, l1); gen_goto_tb(dc, 1, dc->pc); gen_set_label(l1); gen_goto_tb(dc, 0, dc->jmp_pc); @@ -1754,7 +1732,7 @@ void gen_intermediate_code(CPUState *cs, struct TranslationBlock *tb) if (dc->jmp == JMP_DIRECT || dc->jmp == JMP_DIRECT_CC) { if (dc->tb_flags & D_FLAG) { dc->is_jmp = DISAS_UPDATE; - tcg_gen_movi_tl(cpu_SR[SR_PC], npc); + tcg_gen_movi_i64(cpu_SR[SR_PC], npc); sync_jmpstate(dc); } else npc = dc->jmp_pc; @@ -1766,7 +1744,7 @@ void gen_intermediate_code(CPUState *cs, struct TranslationBlock *tb) if (dc->is_jmp == DISAS_NEXT && (dc->cpustate_changed || org_flags != dc->tb_flags)) { dc->is_jmp = DISAS_UPDATE; - tcg_gen_movi_tl(cpu_SR[SR_PC], npc); + tcg_gen_movi_i64(cpu_SR[SR_PC], npc); } t_sync_flags(dc); @@ -1774,7 +1752,7 @@ void gen_intermediate_code(CPUState *cs, struct TranslationBlock *tb) TCGv_i32 tmp = tcg_const_i32(EXCP_DEBUG); if (dc->is_jmp != DISAS_JUMP) { - tcg_gen_movi_tl(cpu_SR[SR_PC], npc); + tcg_gen_movi_i64(cpu_SR[SR_PC], npc); } gen_helper_raise_exception(cpu_env, tmp); tcg_temp_free_i32(tmp); @@ -1824,17 +1802,19 @@ void mb_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf, if (!env || !f) return; - cpu_fprintf(f, "IN: PC=%x %s\n", + cpu_fprintf(f, "IN: PC=%" PRIx64 " %s\n", env->sregs[SR_PC], lookup_symbol(env->sregs[SR_PC])); - cpu_fprintf(f, "rmsr=%x resr=%x rear=%x debug=%x imm=%x iflags=%x fsr=%x\n", + cpu_fprintf(f, "rmsr=%" PRIx64 " resr=%" PRIx64 " rear=%" PRIx64 " " + "debug=%x imm=%x iflags=%x fsr=%" PRIx64 "\n", env->sregs[SR_MSR], env->sregs[SR_ESR], env->sregs[SR_EAR], env->debug, env->imm, env->iflags, env->sregs[SR_FSR]); - cpu_fprintf(f, "btaken=%d btarget=%x mode=%s(saved=%s) eip=%d ie=%d\n", + cpu_fprintf(f, "btaken=%d btarget=%" PRIx64 " mode=%s(saved=%s) " + "eip=%d ie=%d\n", env->btaken, env->btarget, (env->sregs[SR_MSR] & MSR_UM) ? "user" : "kernel", (env->sregs[SR_MSR] & MSR_UMS) ? "user" : "kernel", - (env->sregs[SR_MSR] & MSR_EIP), - (env->sregs[SR_MSR] & MSR_IE)); + (bool)(env->sregs[SR_MSR] & MSR_EIP), + (bool)(env->sregs[SR_MSR] & MSR_IE)); for (i = 0; i < 32; i++) { cpu_fprintf(f, "r%2.2d=%8.8x ", i, env->regs[i]); @@ -1848,34 +1828,34 @@ void mb_tcg_init(void) { int i; - env_debug = tcg_global_mem_new(cpu_env, + env_debug = tcg_global_mem_new_i32(cpu_env, offsetof(CPUMBState, debug), "debug0"); - env_iflags = tcg_global_mem_new(cpu_env, + env_iflags = tcg_global_mem_new_i32(cpu_env, offsetof(CPUMBState, iflags), "iflags"); - env_imm = tcg_global_mem_new(cpu_env, + env_imm = tcg_global_mem_new_i32(cpu_env, offsetof(CPUMBState, imm), "imm"); - env_btarget = tcg_global_mem_new(cpu_env, + env_btarget = tcg_global_mem_new_i64(cpu_env, offsetof(CPUMBState, btarget), "btarget"); - env_btaken = tcg_global_mem_new(cpu_env, + env_btaken = tcg_global_mem_new_i32(cpu_env, offsetof(CPUMBState, btaken), "btaken"); env_res_addr = tcg_global_mem_new(cpu_env, offsetof(CPUMBState, res_addr), "res_addr"); - env_res_val = tcg_global_mem_new(cpu_env, + env_res_val = tcg_global_mem_new_i32(cpu_env, offsetof(CPUMBState, res_val), "res_val"); for (i = 0; i < ARRAY_SIZE(cpu_R); i++) { - cpu_R[i] = tcg_global_mem_new(cpu_env, + cpu_R[i] = tcg_global_mem_new_i32(cpu_env, offsetof(CPUMBState, regs[i]), regnames[i]); } for (i = 0; i < ARRAY_SIZE(cpu_SR); i++) { - cpu_SR[i] = tcg_global_mem_new(cpu_env, + cpu_SR[i] = tcg_global_mem_new_i64(cpu_env, offsetof(CPUMBState, sregs[i]), special_regnames[i]); } |