diff options
Diffstat (limited to 'target-i386')
| -rw-r--r-- | target-i386/translate.c | 33 |
1 files changed, 13 insertions, 20 deletions
diff --git a/target-i386/translate.c b/target-i386/translate.c index 4da5b8e..c3c51a6 100644 --- a/target-i386/translate.c +++ b/target-i386/translate.c @@ -252,11 +252,6 @@ static void gen_update_cc_op(DisasContext *s) } } -static inline void gen_op_andl_A0_ffff(void) -{ - tcg_gen_andi_tl(cpu_A0, cpu_A0, 0xffff); -} - #ifdef TARGET_X86_64 #define NB_OP_SIZES 4 @@ -568,8 +563,7 @@ static inline void gen_string_movl_A0_ESI(DisasContext *s) /* 16 address, always override */ if (override < 0) override = R_DS; - gen_op_movl_A0_reg(R_ESI); - gen_op_andl_A0_ffff(); + tcg_gen_ext16u_tl(cpu_A0, cpu_regs[R_ESI]); gen_op_addl_A0_seg(s, override); } } @@ -589,8 +583,7 @@ static inline void gen_string_movl_A0_EDI(DisasContext *s) gen_op_movl_A0_reg(R_EDI); } } else { - gen_op_movl_A0_reg(R_EDI); - gen_op_andl_A0_ffff(); + tcg_gen_ext16u_tl(cpu_A0, cpu_regs[R_EDI]); gen_op_addl_A0_seg(s, R_ES); } } @@ -2058,7 +2051,7 @@ static void gen_lea_modrm(CPUX86State *env, DisasContext *s, int modrm) } if (disp != 0) gen_op_addl_A0_im(disp); - gen_op_andl_A0_ffff(); + tcg_gen_ext16u_tl(cpu_A0, cpu_A0); no_rm: if (must_add_seg) { if (override < 0) { @@ -2392,7 +2385,7 @@ static void gen_push_T0(DisasContext *s) gen_op_addl_A0_seg(s, R_SS); } } else { - gen_op_andl_A0_ffff(); + tcg_gen_ext16u_tl(cpu_A0, cpu_A0); tcg_gen_mov_tl(cpu_T[1], cpu_A0); gen_op_addl_A0_seg(s, R_SS); } @@ -2432,7 +2425,7 @@ static void gen_push_T1(DisasContext *s) gen_op_addl_A0_seg(s, R_SS); } } else { - gen_op_andl_A0_ffff(); + tcg_gen_ext16u_tl(cpu_A0, cpu_A0); gen_op_addl_A0_seg(s, R_SS); } gen_op_st_v(s, s->dflag + 1, cpu_T[1], cpu_A0); @@ -2459,7 +2452,7 @@ static void gen_pop_T0(DisasContext *s) if (s->addseg) gen_op_addl_A0_seg(s, R_SS); } else { - gen_op_andl_A0_ffff(); + tcg_gen_ext16u_tl(cpu_A0, cpu_A0); gen_op_addl_A0_seg(s, R_SS); } gen_op_ld_v(s, s->dflag + 1, cpu_T[0], cpu_A0); @@ -2482,7 +2475,7 @@ static void gen_stack_A0(DisasContext *s) { gen_op_movl_A0_reg(R_ESP); if (!s->ss32) - gen_op_andl_A0_ffff(); + tcg_gen_ext16u_tl(cpu_A0, cpu_A0); tcg_gen_mov_tl(cpu_T[1], cpu_A0); if (s->addseg) gen_op_addl_A0_seg(s, R_SS); @@ -2495,7 +2488,7 @@ static void gen_pusha(DisasContext *s) gen_op_movl_A0_reg(R_ESP); gen_op_addl_A0_im(-16 << s->dflag); if (!s->ss32) - gen_op_andl_A0_ffff(); + tcg_gen_ext16u_tl(cpu_A0, cpu_A0); tcg_gen_mov_tl(cpu_T[1], cpu_A0); if (s->addseg) gen_op_addl_A0_seg(s, R_SS); @@ -2513,7 +2506,7 @@ static void gen_popa(DisasContext *s) int i; gen_op_movl_A0_reg(R_ESP); if (!s->ss32) - gen_op_andl_A0_ffff(); + tcg_gen_ext16u_tl(cpu_A0, cpu_A0); tcg_gen_mov_tl(cpu_T[1], cpu_A0); tcg_gen_addi_tl(cpu_T[1], cpu_T[1], 16 << s->dflag); if (s->addseg) @@ -2564,7 +2557,7 @@ static void gen_enter(DisasContext *s, int esp_addend, int level) gen_op_movl_A0_reg(R_ESP); gen_op_addl_A0_im(-opsize); if (!s->ss32) - gen_op_andl_A0_ffff(); + tcg_gen_ext16u_tl(cpu_A0, cpu_A0); tcg_gen_mov_tl(cpu_T[1], cpu_A0); if (s->addseg) gen_op_addl_A0_seg(s, R_SS); @@ -4424,7 +4417,7 @@ static void gen_sse(CPUX86State *env, DisasContext *s, int b, { gen_op_movl_A0_reg(R_EDI); if (s->aflag == 0) - gen_op_andl_A0_ffff(); + tcg_gen_ext16u_tl(cpu_A0, cpu_A0); } gen_add_A0_ds_seg(s); @@ -5619,7 +5612,7 @@ static target_ulong disas_insn(CPUX86State *env, DisasContext *s, tcg_gen_andi_tl(cpu_T[0], cpu_T[0], 0xff); tcg_gen_add_tl(cpu_A0, cpu_A0, cpu_T[0]); if (s->aflag == 0) - gen_op_andl_A0_ffff(); + tcg_gen_ext16u_tl(cpu_A0, cpu_A0); else tcg_gen_andi_tl(cpu_A0, cpu_A0, 0xffffffff); } @@ -7375,7 +7368,7 @@ static target_ulong disas_insn(CPUX86State *env, DisasContext *s, { gen_op_movl_A0_reg(R_EAX); if (s->aflag == 0) - gen_op_andl_A0_ffff(); + tcg_gen_ext16u_tl(cpu_A0, cpu_A0); } gen_add_A0_ds_seg(s); gen_helper_monitor(cpu_env, cpu_A0); |