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[Qemu-devel] [PATCH 02/11] target-sh4: use float32_muladd() to implement
From: |
Aurelien Jarno |
Subject: |
[Qemu-devel] [PATCH 02/11] target-sh4: use float32_muladd() to implement fmac |
Date: |
Mon, 17 Sep 2012 01:11:51 +0200 |
There is no need to add a SH4 specific pickNaNMulAdd() to softfloat as
SH4 is always returning a default NaN.
Signed-off-by: Aurelien Jarno <address@hidden>
---
target-sh4/op_helper.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/target-sh4/op_helper.c b/target-sh4/op_helper.c
index 9b4328d..bf835fa 100644
--- a/target-sh4/op_helper.c
+++ b/target-sh4/op_helper.c
@@ -623,8 +623,7 @@ float64 helper_float_DT(CPUSH4State *env, uint32_t t0)
float32 helper_fmac_FT(CPUSH4State *env, float32 t0, float32 t1, float32 t2)
{
set_float_exception_flags(0, &env->fp_status);
- t0 = float32_mul(t0, t1, &env->fp_status);
- t0 = float32_add(t0, t2, &env->fp_status);
+ t0 = float32_muladd(t0, t1, t2, 0, &env->fp_status);
update_fpscr(env, GETPC());
return t0;
}
--
1.7.10.4
- [Qemu-devel] [PATCH 00/11] target-sh4: misc optimizations and cleanup, Aurelien Jarno, 2012/09/16
- [Qemu-devel] [PATCH 02/11] target-sh4: use float32_muladd() to implement fmac,
Aurelien Jarno <=
- [Qemu-devel] [PATCH 01/11] target-sh4: mark a few helpers const and pure, Aurelien Jarno, 2012/09/16
- [Qemu-devel] [PATCH 06/11] target-sh4: optimize swap.w, Aurelien Jarno, 2012/09/16
- [Qemu-devel] [PATCH 03/11] target-sh4: implement addc and subc using TCG, Aurelien Jarno, 2012/09/16
- [Qemu-devel] [PATCH 05/11] target-sh4: optimize xtrct, Aurelien Jarno, 2012/09/16
- [Qemu-devel] [PATCH 04/11] target-sh4: implement addv and subv using TCG, Aurelien Jarno, 2012/09/16
- [Qemu-devel] [PATCH 10/11] target-sh4: remove useless code, Aurelien Jarno, 2012/09/16
- [Qemu-devel] [PATCH 08/11] target-sh4: rework exceptions handling, Aurelien Jarno, 2012/09/16
- [Qemu-devel] [PATCH 09/11] target-sh4: cleanup DisasContext, Aurelien Jarno, 2012/09/16
- [Qemu-devel] [PATCH 11/11] gdbstub/sh4: fix build with USE_SOFTFLOAT_STRUCT_TYPES, Aurelien Jarno, 2012/09/16
- [Qemu-devel] [PATCH 07/11] target-sh4: remove gen_clr_t() and gen_set_t(), Aurelien Jarno, 2012/09/16