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[Qemu-devel] [PATCH 04/10] target-s390x: silence NaNs for LOAD LENGTHENE
From: |
Aurelien Jarno |
Subject: |
[Qemu-devel] [PATCH 04/10] target-s390x: silence NaNs for LOAD LENGTHENED and LOAD ROUNDED |
Date: |
Mon, 25 May 2015 01:47:25 +0200 |
LOAD LENGTHENED and LOAD ROUNDED are considered as FP operations and
thus need to convert input sNaN into corresponding qNaN.
Cc: Alexander Graf <address@hidden>
Cc: Richard Henderson <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>
---
target-s390x/fpu_helper.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/target-s390x/fpu_helper.c b/target-s390x/fpu_helper.c
index b946ec1..96eabb6 100644
--- a/target-s390x/fpu_helper.c
+++ b/target-s390x/fpu_helper.c
@@ -265,7 +265,7 @@ uint64_t HELPER(ldeb)(CPUS390XState *env, uint64_t f2)
{
float64 ret = float32_to_float64(f2, &env->fpu_status);
handle_exceptions(env, GETPC());
- return ret;
+ return float64_maybe_silence_nan(ret);
}
/* convert 128-bit float to 64-bit float */
@@ -273,7 +273,7 @@ uint64_t HELPER(ldxb)(CPUS390XState *env, uint64_t ah,
uint64_t al)
{
float64 ret = float128_to_float64(make_float128(ah, al), &env->fpu_status);
handle_exceptions(env, GETPC());
- return ret;
+ return float64_maybe_silence_nan(ret);
}
/* convert 64-bit float to 128-bit float */
@@ -281,7 +281,7 @@ uint64_t HELPER(lxdb)(CPUS390XState *env, uint64_t f2)
{
float128 ret = float64_to_float128(f2, &env->fpu_status);
handle_exceptions(env, GETPC());
- return RET128(ret);
+ return RET128(float128_maybe_silence_nan(ret));
}
/* convert 32-bit float to 128-bit float */
@@ -289,7 +289,7 @@ uint64_t HELPER(lxeb)(CPUS390XState *env, uint64_t f2)
{
float128 ret = float32_to_float128(f2, &env->fpu_status);
handle_exceptions(env, GETPC());
- return RET128(ret);
+ return RET128(float128_maybe_silence_nan(ret));
}
/* convert 64-bit float to 32-bit float */
@@ -297,7 +297,7 @@ uint64_t HELPER(ledb)(CPUS390XState *env, uint64_t f2)
{
float32 ret = float64_to_float32(f2, &env->fpu_status);
handle_exceptions(env, GETPC());
- return ret;
+ return float32_maybe_silence_nan(ret);
}
/* convert 128-bit float to 32-bit float */
@@ -305,7 +305,7 @@ uint64_t HELPER(lexb)(CPUS390XState *env, uint64_t ah,
uint64_t al)
{
float32 ret = float128_to_float32(make_float128(ah, al), &env->fpu_status);
handle_exceptions(env, GETPC());
- return ret;
+ return float32_maybe_silence_nan(ret);
}
/* 32-bit FP compare */
--
2.1.4
- [Qemu-devel] [PATCH 00/10] target-s390x: TCG fixes and improvements, Aurelien Jarno, 2015/05/24
- [Qemu-devel] [PATCH 01/10] target-s390x: fix PSW value on dynamical exception from helpers, Aurelien Jarno, 2015/05/24
- [Qemu-devel] [PATCH 04/10] target-s390x: silence NaNs for LOAD LENGTHENED and LOAD ROUNDED,
Aurelien Jarno <=
- [Qemu-devel] [PATCH 05/10] target-s390x: detect tininess before rounding for FP operations, Aurelien Jarno, 2015/05/24
- [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Aurelien Jarno, 2015/05/24
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Alexander Graf, 2015/05/25
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Aurelien Jarno, 2015/05/25
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Alexander Graf, 2015/05/25
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Aurelien Jarno, 2015/05/25
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Alexander Graf, 2015/05/25
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Aurelien Jarno, 2015/05/26
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Alexander Graf, 2015/05/26
- Re: [Qemu-devel] [PATCH 07/10] target-s390x: enable fully implemented facilities, Aurelien Jarno, 2015/05/26