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| author | Matt Craighead <mjcraighead@gmail.com> | 2012-05-10 12:56:08 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2012-05-10 12:56:08 +0000 |
| commit | 7e598de023e4f3f612be7f16acea2ec5dac010ec (patch) | |
| tree | 934b6a0d90555ba3d36ea3f2b2b05044431fa399 /target-arm | |
| parent | 9f34841a812dc622f8de98bc6141925c22f0ee93 (diff) | |
target-arm: When setting FPSCR.QC, don't clear other FPSCR bits
This patch fixes a bug affecting a variety of Neon instructions, such as
VQADD.
Signed-off-by: Matt Craighead <mjcraighead@gmail.com>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target-arm')
| -rw-r--r-- | target-arm/neon_helper.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target-arm/neon_helper.c b/target-arm/neon_helper.c index 1e02d61bdc..e0b9dbf67e 100644 --- a/target-arm/neon_helper.c +++ b/target-arm/neon_helper.c @@ -16,7 +16,7 @@ #define SIGNBIT (uint32_t)0x80000000 #define SIGNBIT64 ((uint64_t)1 << 63) -#define SET_QC() env->vfp.xregs[ARM_VFP_FPSCR] = CPSR_Q +#define SET_QC() env->vfp.xregs[ARM_VFP_FPSCR] |= CPSR_Q #define NEON_TYPE1(name, type) \ typedef struct \ |