target/nios2: Use global cpu_env

We do not need to copy this into DisasContext.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2021-06-19 21:32:27 -07:00
parent 1cf134f1e8
commit 12f9387f5c
1 changed files with 4 additions and 6 deletions

View File

@ -97,7 +97,6 @@
}
typedef struct DisasContext {
TCGv_ptr cpu_env;
TCGv *cpu_R;
TCGv_i32 zero;
int is_jmp;
@ -147,7 +146,7 @@ static void t_gen_helper_raise_exception(DisasContext *dc,
TCGv_i32 tmp = tcg_const_i32(index);
tcg_gen_movi_tl(dc->cpu_R[R_PC], dc->pc);
gen_helper_raise_exception(dc->cpu_env, tmp);
gen_helper_raise_exception(cpu_env, tmp);
tcg_temp_free_i32(tmp);
dc->is_jmp = DISAS_NORETURN;
}
@ -474,7 +473,7 @@ static void rdctl(DisasContext *dc, uint32_t code, uint32_t flags)
tcg_gen_mov_tl(dc->cpu_R[instr.c], dc->cpu_R[instr.imm5 + CR_BASE]);
#ifdef DEBUG_MMU
TCGv_i32 tmp = tcg_const_i32(instr.imm5 + CR_BASE);
gen_helper_mmu_read_debug(dc->cpu_R[instr.c], dc->cpu_env, tmp);
gen_helper_mmu_read_debug(dc->cpu_R[instr.c], cpu_env, tmp);
tcg_temp_free_i32(tmp);
#endif
}
@ -504,7 +503,7 @@ static void wrctl(DisasContext *dc, uint32_t code, uint32_t flags)
{
#if !defined(CONFIG_USER_ONLY)
TCGv_i32 tmp = tcg_const_i32(instr.imm5 + CR_BASE);
gen_helper_mmu_write(dc->cpu_env, tmp, load_gpr(dc, instr.a));
gen_helper_mmu_write(cpu_env, tmp, load_gpr(dc, instr.a));
tcg_temp_free_i32(tmp);
#endif
break;
@ -521,7 +520,7 @@ static void wrctl(DisasContext *dc, uint32_t code, uint32_t flags)
if (tb_cflags(dc->tb) & CF_USE_ICOUNT) {
gen_io_start();
}
gen_helper_check_interrupts(dc->cpu_env);
gen_helper_check_interrupts(cpu_env);
dc->is_jmp = DISAS_UPDATE;
}
#endif
@ -817,7 +816,6 @@ void gen_intermediate_code(CPUState *cs, TranslationBlock *tb, int max_insns)
int num_insns;
/* Initialize DC */
dc->cpu_env = cpu_env;
dc->cpu_R = cpu_R;
dc->is_jmp = DISAS_NEXT;
dc->pc = tb->pc;