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Fri Jul 29 17:20:53 2005 Søren Sandmann <sandmann@redhat.com> 

Fix rounding bug.
This commit is contained in:
Søren Sandmann Pedersen 2005-08-01 16:07:14 +00:00
parent fd84b3b562
commit 78d51253e2
1 changed files with 3 additions and 2 deletions
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5
fb/fbmmx.c
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@ -695,7 +695,8 @@ pix_multiply (__m64 a, __m64 b)
__m64 res; __m64 res;
res = _mm_mullo_pi16 (a, b); res = _mm_mullo_pi16 (a, b);
res = _mm_add_pi16 (res, MC(4x0080)); res = _mm_adds_pu16 (res, _mm_srli_pi16 (res, 8));
res = _mm_adds_pu16 (res, MC(4x0080));
res = _mm_srli_pi16 (res, 8); res = _mm_srli_pi16 (res, 8);
return res; return res;
@ -2379,7 +2380,7 @@ fbHaveMMX (void)
{ {
static Bool initialized = FALSE; static Bool initialized = FALSE;
static Bool mmx_present; static Bool mmx_present;
if (!initialized) if (!initialized)
{ {
unsigned int features = detectCPUFeatures(); unsigned int features = detectCPUFeatures();