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authorRichard Henderson <richard.henderson@linaro.org>2023-10-19 11:20:12 -0700
committerRichard Henderson <richard.henderson@linaro.org>2023-10-22 16:43:52 -0700
commit443025e4d0f71bb82fe80369032bf1a04f433352 (patch)
tree30e9a2ad3ab74fdce57b811f24821a67ba908401 /target/m68k
parent23f3d586e4da86b86df8ab38e8dacad8a804ed3f (diff)
target/m68k: Use tcg_gen_ext_i32
We still need to check OS_{BYTE,WORD,LONG}, because m68k includes floating point in OS_*. Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/m68k')
-rw-r--r--target/m68k/translate.c23
1 files changed, 3 insertions, 20 deletions
diff --git a/target/m68k/translate.c b/target/m68k/translate.c
index 4d0110de95..4a0b0b2703 100644
--- a/target/m68k/translate.c
+++ b/target/m68k/translate.c
@@ -520,21 +520,9 @@ static inline void gen_ext(TCGv res, TCGv val, int opsize, int sign)
{
switch (opsize) {
case OS_BYTE:
- if (sign) {
- tcg_gen_ext8s_i32(res, val);
- } else {
- tcg_gen_ext8u_i32(res, val);
- }
- break;
case OS_WORD:
- if (sign) {
- tcg_gen_ext16s_i32(res, val);
- } else {
- tcg_gen_ext16u_i32(res, val);
- }
- break;
case OS_LONG:
- tcg_gen_mov_i32(res, val);
+ tcg_gen_ext_i32(res, val, opsize | (sign ? MO_SIGN : 0));
break;
default:
g_assert_not_reached();
@@ -1072,15 +1060,10 @@ static int gen_ea_mode_fp(CPUM68KState *env, DisasContext *s, int mode,
tmp = tcg_temp_new();
switch (opsize) {
case OS_BYTE:
- tcg_gen_ext8s_i32(tmp, reg);
- gen_helper_exts32(tcg_env, fp, tmp);
- break;
case OS_WORD:
- tcg_gen_ext16s_i32(tmp, reg);
- gen_helper_exts32(tcg_env, fp, tmp);
- break;
case OS_LONG:
- gen_helper_exts32(tcg_env, fp, reg);
+ tcg_gen_ext_i32(tmp, reg, opsize | MO_SIGN);
+ gen_helper_exts32(tcg_env, fp, tmp);
break;
case OS_SINGLE:
gen_helper_extf32(tcg_env, fp, reg);