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target-s390x: silence NaNs for LOAD LENGTHENED and LOAD ROUNDED 

LOAD LENGTHENED and LOAD ROUNDED are considered as FP operations and
thus need to convert input sNaN into corresponding qNaN.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Aurelien Jarno 2015-05-25 01:47:25 +02:00 committed by Alexander Graf
parent 2daea9c16f
commit f821135cdd
1 changed files with 6 additions and 6 deletions
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12
target-s390x/fpu_helper.c
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@ -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 */