diff options
Diffstat (limited to 'target/microblaze/translate.c')
| -rw-r--r-- | target/microblaze/translate.c | 36 |
1 files changed, 23 insertions, 13 deletions
diff --git a/target/microblaze/translate.c b/target/microblaze/translate.c index d870cb7c43..591d232304 100644 --- a/target/microblaze/translate.c +++ b/target/microblaze/translate.c @@ -57,7 +57,7 @@ static TCGv_i32 cpu_R[32]; static TCGv_i64 cpu_SR[14]; static TCGv_i32 env_imm; static TCGv_i32 env_btaken; -static TCGv_i32 env_btarget; +static TCGv_i64 env_btarget; static TCGv_i32 env_iflags; static TCGv env_res_addr; static TCGv_i32 env_res_val; @@ -831,7 +831,7 @@ static inline void sync_jmpstate(DisasContext *dc) tcg_gen_movi_i32(env_btaken, 1); } dc->jmp = JMP_INDIRECT; - tcg_gen_movi_i32(env_btarget, dc->jmp_pc); + tcg_gen_movi_i64(env_btarget, dc->jmp_pc); } } @@ -1169,13 +1169,13 @@ static inline void eval_cc(DisasContext *dc, unsigned int cc, } } -static void eval_cond_jmp(DisasContext *dc, TCGv_i32 pc_true, TCGv_i64 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_i64(cpu_SR[SR_PC], pc_false); tcg_gen_brcondi_i32(TCG_COND_EQ, env_btaken, 0, l1); - tcg_gen_extu_i32_i64(cpu_SR[SR_PC], pc_true); + tcg_gen_mov_i64(cpu_SR[SR_PC], pc_true); gen_set_label(l1); } @@ -1199,13 +1199,14 @@ static void dec_bcc(DisasContext *dc) if (dec_alu_op_b_is_small_imm(dc)) { int32_t offset = (int32_t)((int16_t)dc->imm); /* sign-extend. */ - tcg_gen_movi_i32(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_i32(env_btarget, dc->pc); - tcg_gen_add_i32(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]); } @@ -1262,7 +1263,7 @@ static void dec_br(DisasContext *dc) dc->jmp = JMP_INDIRECT; if (abs) { tcg_gen_movi_i32(env_btaken, 1); - tcg_gen_mov_i32(env_btarget, *(dec_alu_op_b(dc))); + 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); @@ -1280,8 +1281,9 @@ static void dec_br(DisasContext *dc) dc->jmp_pc = dc->pc + (int32_t)((int16_t)dc->imm); } else { tcg_gen_movi_i32(env_btaken, 1); - tcg_gen_movi_i32(env_btarget, dc->pc); - tcg_gen_add_i32(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); } } } @@ -1345,6 +1347,7 @@ static inline void do_rte(DisasContext *dc) static void dec_rts(DisasContext *dc) { unsigned int b_bit, i_bit, e_bit; + TCGv_i64 tmp64; i_bit = dc->ir & (1 << 21); b_bit = dc->ir & (1 << 22); @@ -1373,7 +1376,13 @@ static void dec_rts(DisasContext *dc) dc->jmp = JMP_INDIRECT; tcg_gen_movi_i32(env_btaken, 1); - tcg_gen_add_i32(env_btarget, cpu_R[dc->ra], *(dec_alu_op_b(dc))); + + 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) @@ -1795,7 +1804,8 @@ void mb_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf, "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", @@ -1823,7 +1833,7 @@ void mb_tcg_init(void) env_imm = tcg_global_mem_new_i32(cpu_env, offsetof(CPUMBState, imm), "imm"); - env_btarget = tcg_global_mem_new_i32(cpu_env, + env_btarget = tcg_global_mem_new_i64(cpu_env, offsetof(CPUMBState, btarget), "btarget"); env_btaken = tcg_global_mem_new_i32(cpu_env, |