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authorPetar Jovanovic <petarj@mips.com>2013-01-02 05:08:48 +0100
committerAurelien Jarno <aurelien@aurel32.net>2013-01-08 11:58:43 +0100
commitda1a4cef9e125a866f4ef9a39b342c2913727f70 (patch)
tree092e0885cbf1a508ba049c2de1761a3a6d6956e6 /target-mips/dsp_helper.c
parente320d05a531ed4991a87cfe0a4c280563fb88788 (diff)
downloadqemu-arm-da1a4cef9e125a866f4ef9a39b342c2913727f70.tar.gz
target-mips: Fix helper and tests for dot/cross-dot product instructions
Helper function for dpa_w_ph, dpax_w_ph, dps_w_ph and dpsx_w_ph incorrectly defines halfword vector elements as unsigned values. This results in wrong output which is not triggered in the tests as they also follow this logic. Signed-off-by: Petar Jovanovic <petarj@mips.com> Reviewed-by: Eric Johnson <ericj@mips.com> Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'target-mips/dsp_helper.c')
-rw-r--r--target-mips/dsp_helper.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/target-mips/dsp_helper.c b/target-mips/dsp_helper.c
index a33e2bf9fd..4870e3dbbc 100644
--- a/target-mips/dsp_helper.c
+++ b/target-mips/dsp_helper.c
@@ -2473,7 +2473,7 @@ DP_OB(dpsu_h_obr, 0, 24, 16, 8, 0, 24, 16, 8, 0);
void helper_##name(uint32_t ac, target_ulong rs, target_ulong rt, \
CPUMIPSState *env) \
{ \
- uint16_t rsB, rsA, rtB, rtA; \
+ int16_t rsB, rsA, rtB, rtA; \
int32_t tempA, tempB; \
int64_t acc; \
\