diff options
| -rw-r--r-- | target/m68k/translate.c | 23 |
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); |