From 443025e4d0f71bb82fe80369032bf1a04f433352 Mon Sep 17 00:00:00 2001 From: Richard Henderson Date: Thu, 19 Oct 2023 11:20:12 -0700 Subject: [PATCH] target/m68k: Use tcg_gen_ext_i32 MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit We still need to check OS_{BYTE,WORD,LONG}, because m68k includes floating point in OS_*. Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Richard Henderson --- target/m68k/translate.c | 23 +++-------------------- 1 file 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); -- 2.30.2