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authorRichard Henderson <richard.henderson@linaro.org>2023-02-26 10:52:48 -1000
committerRichard Henderson <richard.henderson@linaro.org>2023-03-13 06:44:37 -0700
commitd3c2b2b3664e33f058adcd662410262ed18402a1 (patch)
tree8153217df1d915066d8a3df2a2082527fb7ce792 /target/sh4/translate.c
parent5bd9790ebc32f24a424ca8cc3f541c2045142791 (diff)
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target/sh4: Avoid tcg_const_i32 for TAS.B
Since we're assigning to cpu_sr_t in the end, use that as the intermediate temp as well. Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/sh4/translate.c')
-rw-r--r--target/sh4/translate.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/target/sh4/translate.c b/target/sh4/translate.c
index ad6de41..70a45c2 100644
--- a/target/sh4/translate.c
+++ b/target/sh4/translate.c
@@ -1610,12 +1610,9 @@ static void _decode_opc(DisasContext * ctx)
tcg_gen_shri_i32(REG(B11_8), REG(B11_8), 16);
return;
case 0x401b: /* tas.b @Rn */
- {
- TCGv val = tcg_const_i32(0x80);
- tcg_gen_atomic_fetch_or_i32(val, REG(B11_8), val,
- ctx->memidx, MO_UB);
- tcg_gen_setcondi_i32(TCG_COND_EQ, cpu_sr_t, val, 0);
- }
+ tcg_gen_atomic_fetch_or_i32(cpu_sr_t, REG(B11_8),
+ tcg_constant_i32(0x80), ctx->memidx, MO_UB);
+ tcg_gen_setcondi_i32(TCG_COND_EQ, cpu_sr_t, cpu_sr_t, 0);
return;
case 0xf00d: /* fsts FPUL,FRn - FPSCR: Nothing */
CHECK_FPU_ENABLED