diff mbox

[v4,7/8] target-sh4: factorize fmov implementation

Message ID 1433447480-30848-8-git-send-email-aurelien@aurel32.net
State New
Headers show

Commit Message

Aurelien Jarno June 4, 2015, 7:51 p.m. UTC 
Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
---
 target-sh4/translate.c | 18 ++++++------------
 1 file changed, 6 insertions(+), 12 deletions(-)
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Patch

diff --git a/target-sh4/translate.c b/target-sh4/translate.c
index 44d0e94..5453a86 100644
--- a/target-sh4/translate.c
+++ b/target-sh4/translate.c
@@ -1010,24 +1010,18 @@  static void _decode_opc(DisasContext * ctx)
 	return;
     case 0xf00b: /* fmov {F,D,X}Rm,@-Rn - FPSCR: Nothing */
 	CHECK_FPU_ENABLED
+        const int fr = XREG(B7_4);
+        TCGv addr = tcg_temp_new_i32();
+        tcg_gen_subi_i32(addr, REG(B11_8), 4);
         if (ctx->flags & FPSCR_SZ) {
-	    TCGv addr = tcg_temp_new_i32();
-	    int fr = XREG(B7_4);
-	    tcg_gen_subi_i32(addr, REG(B11_8), 4);
             tcg_gen_qemu_st_i32(cpu_fregs[fr+1], addr, ctx->memidx, MO_TEUL);
 	    tcg_gen_subi_i32(addr, addr, 4);
             tcg_gen_qemu_st_i32(cpu_fregs[fr], addr, ctx->memidx, MO_TEUL);
-	    tcg_gen_mov_i32(REG(B11_8), addr);
-	    tcg_temp_free(addr);
 	} else {
-	    TCGv addr;
-	    addr = tcg_temp_new_i32();
-	    tcg_gen_subi_i32(addr, REG(B11_8), 4);
-            tcg_gen_qemu_st_i32(cpu_fregs[FREG(B7_4)], addr,
-                                ctx->memidx, MO_TEUL);
-	    tcg_gen_mov_i32(REG(B11_8), addr);
-	    tcg_temp_free(addr);
+            tcg_gen_qemu_st_i32(cpu_fregs[fr], addr, ctx->memidx, MO_TEUL);
 	}
+        tcg_gen_mov_i32(REG(B11_8), addr);
+        tcg_temp_free(addr);
 	return;
     case 0xf006: /* fmov @(R0,Rm),{F,D,X}Rm - FPSCR: Nothing */
 	CHECK_FPU_ENABLED