diff mbox series

[PULL,02/25] target/ppc: Use tcg_constant_i32() in gen_setb()

Message ID 20211021042027.345405-3-david@gibson.dropbear.id.au (mailing list archive)
State New, archived
Headers show
Series [PULL,01/25] spapr/xive: Add source status helpers | expand

Commit Message

David Gibson Oct. 21, 2021, 4:20 a.m. UTC 
From: Philippe Mathieu-Daudé <f4bug@amsat.org>

Avoid using TCG temporaries for the -1 and 8 constant values.

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20211003141711.3673181-2-f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---
 target/ppc/translate.c | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/target/ppc/translate.c b/target/ppc/translate.c
index c3c6cb9589..0258c1be16 100644
--- a/target/ppc/translate.c
+++ b/target/ppc/translate.c
@@ -5068,19 +5068,15 @@  static void gen_mtspr(DisasContext *ctx)
 static void gen_setb(DisasContext *ctx)
 {
     TCGv_i32 t0 = tcg_temp_new_i32();
-    TCGv_i32 t8 = tcg_temp_new_i32();
-    TCGv_i32 tm1 = tcg_temp_new_i32();
+    TCGv_i32 t8 = tcg_constant_i32(8);
+    TCGv_i32 tm1 = tcg_constant_i32(-1);
     int crf = crfS(ctx->opcode);
 
     tcg_gen_setcondi_i32(TCG_COND_GEU, t0, cpu_crf[crf], 4);
-    tcg_gen_movi_i32(t8, 8);
-    tcg_gen_movi_i32(tm1, -1);
     tcg_gen_movcond_i32(TCG_COND_GEU, t0, cpu_crf[crf], t8, tm1, t0);
     tcg_gen_ext_i32_tl(cpu_gpr[rD(ctx->opcode)], t0);
 
     tcg_temp_free_i32(t0);
-    tcg_temp_free_i32(t8);
-    tcg_temp_free_i32(tm1);
 }
 #endif