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[Qemu-devel] [PATCH 14/14] ARM: Implement VCVT to 16 bit integer using n
From: |
Peter Maydell |
Subject: |
[Qemu-devel] [PATCH 14/14] ARM: Implement VCVT to 16 bit integer using new softfloat routines |
Date: |
Tue, 7 Dec 2010 15:43:43 +0000 |
Use the softfloat conversion routines for conversion to 16 bit
integers, because just casting to a 16 bit type truncates the
value rather than saturating it at 16-bit MAXINT/MININT.
Signed-off-by: Peter Maydell <address@hidden>
Reviewed-by: Nathan Froyd <address@hidden>
---
target-arm/helper.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/target-arm/helper.c b/target-arm/helper.c
index 2925782..9ba2f4f 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -2560,7 +2560,7 @@ ftype VFP_HELPER(to##name, p)(ftype x, uint32_t shift,
CPUState *env) \
return ftype##_zero; \
} \
tmp = ftype##_scalbn(x, shift, &env->vfp.fp_status); \
- return vfp_ito##p((itype)ftype##_to_##sign##int32_round_to_zero(tmp, \
+ return vfp_ito##p(ftype##_to_##itype##_round_to_zero(tmp, \
&env->vfp.fp_status)); \
}
--
1.6.3.3
- [Qemu-devel] [PATCH 00/14] [PULL] ARM fixes, v2, Peter Maydell, 2010/12/07
- [Qemu-devel] [PATCH 04/14] ARM: fix ldrexd/strexd, Peter Maydell, 2010/12/07
- [Qemu-devel] [PATCH 11/14] ARM: Return correct result for single<->double conversion of NaN, Peter Maydell, 2010/12/07
- [Qemu-devel] [PATCH 14/14] ARM: Implement VCVT to 16 bit integer using new softfloat routines,
Peter Maydell <=
- [Qemu-devel] [PATCH 05/14] ARM: Fix decoding of VFP forms of VCVT between float and int/fixed, Peter Maydell, 2010/12/07
- [Qemu-devel] [PATCH 13/14] softfloat: Add float/double to 16 bit integer conversion functions, Peter Maydell, 2010/12/07
- [Qemu-devel] [PATCH 10/14] softfloat: Add float*_maybe_silence_nan() functions, Peter Maydell, 2010/12/07
- [Qemu-devel] [PATCH 03/14] target-arm: Handle 'smc' as an undefined instruction, Peter Maydell, 2010/12/07
- [Qemu-devel] [PATCH 02/14] target-arm: Fix mixup in decoding of saturating add and sub, Peter Maydell, 2010/12/07
- [Qemu-devel] [PATCH 12/14] ARM: Ignore top 16 bits when doing VCVT from 16 bit fixed point, Peter Maydell, 2010/12/07
- [Qemu-devel] [PATCH 08/14] softfloat: Add float*_is_any_nan() functions, Peter Maydell, 2010/12/07
- [Qemu-devel] [PATCH 01/14] target-arm: Add support for PKHxx in thumb2, Peter Maydell, 2010/12/07
- [Qemu-devel] [PATCH 07/14] ARM: Fix sense of to_integer bit in Neon VCVT float/int conversion, Peter Maydell, 2010/12/07
- [Qemu-devel] [PATCH 06/14] ARM: Fix decoding of Neon forms of VCVT between float and fixed point, Peter Maydell, 2010/12/07