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target-i386: Remove redundant word mask in port out instructions 

T0 was already masked to 16 bits when loading it.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Jan Kiszka 2011-09-26 19:20:00 +02:00 committed by Blue Swirl
parent 2ac8bd03c5
commit 86ce7a5e7e
1 changed files with 0 additions and 2 deletions
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2
target-i386/translate.c
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@ -6116,7 +6116,6 @@ static target_ulong disas_insn(DisasContext *s, target_ulong pc_start)
if (use_icount)
gen_io_start();
tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]);
tcg_gen_andi_i32(cpu_tmp2_i32, cpu_tmp2_i32, 0xffff);
tcg_gen_trunc_tl_i32(cpu_tmp3_i32, cpu_T[1]);
gen_helper_out_func(ot, cpu_tmp2_i32, cpu_tmp3_i32);
if (use_icount) {
@ -6159,7 +6158,6 @@ static target_ulong disas_insn(DisasContext *s, target_ulong pc_start)
if (use_icount)
gen_io_start();
tcg_gen_trunc_tl_i32(cpu_tmp2_i32, cpu_T[0]);
tcg_gen_andi_i32(cpu_tmp2_i32, cpu_tmp2_i32, 0xffff);
tcg_gen_trunc_tl_i32(cpu_tmp3_i32, cpu_T[1]);
gen_helper_out_func(ot, cpu_tmp2_i32, cpu_tmp3_i32);
if (use_icount) {