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A few more alignment bits and bobs.

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This commit is contained in:
Shyotl
2012-10-16 20:07:04 -05:00
parent 7533b475be
commit 43271f290e
6 changed files with 20 additions and 19 deletions
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2
indra/llmath/llsimdtypes.inl
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@@ -62,6 +62,7 @@ inline LLSimdScalar operator/(const LLSimdScalar& a, const LLSimdScalar& b)
inline LLSimdScalar operator-(const LLSimdScalar& a)
{
static LL_ALIGN_16(const U32 signMask[4]) = {0x80000000, 0x80000000, 0x80000000, 0x80000000 };
ll_assert_aligned(signMask,16);
return _mm_xor_ps(*reinterpret_cast<const LLQuad*>(signMask), a);
}
@@ -146,6 +147,7 @@ inline LLSimdScalar& LLSimdScalar::operator/=(const LLSimdScalar& rhs)
inline LLSimdScalar LLSimdScalar::getAbs() const
{
static const LL_ALIGN_16(U32 F_ABS_MASK_4A[4]) = { 0x7FFFFFFF, 0x7FFFFFFF, 0x7FFFFFFF, 0x7FFFFFFF };
ll_assert_aligned(F_ABS_MASK_4A,16);
return _mm_and_ps( mQ, *reinterpret_cast<const LLQuad*>(F_ABS_MASK_4A));
}

20
indra/llmath/llvolume.cpp
View File

@@ -95,17 +95,6 @@ const S32 SCULPT_MIN_AREA_DETAIL = 1;
extern BOOL gDebugGL;
void assert_aligned(void* ptr, uintptr_t alignment)
{
#if 0
uintptr_t t = (uintptr_t) ptr;
if (t%alignment != 0)
{
llerrs << "Alignment check failed." << llendl;
}
#endif
}
BOOL check_same_clock_dir( const LLVector3& pt1, const LLVector3& pt2, const LLVector3& pt3, const LLVector3& norm)
{
LLVector3 test = (pt2-pt1)%(pt3-pt2);
@@ -6967,14 +6956,14 @@ void LLVolumeFace::resizeVertices(S32 num_verts)
if (num_verts)
{
mPositions = (LLVector4a*) ll_aligned_malloc_16(sizeof(LLVector4a)*num_verts);
assert_aligned(mPositions, 16);
ll_assert_aligned(mPositions, 16);
mNormals = (LLVector4a*) ll_aligned_malloc_16(sizeof(LLVector4a)*num_verts);
assert_aligned(mNormals, 16);
ll_assert_aligned(mNormals, 16);
//pad texture coordinate block end to allow for QWORD reads
S32 size = ((num_verts*sizeof(LLVector2)) + 0xF) & ~0xF;
mTexCoords = (LLVector2*) ll_aligned_malloc_16(size);
assert_aligned(mTexCoords, 16);
ll_assert_aligned(mTexCoords, 16);
}
else
{
@@ -7062,7 +7051,8 @@ void LLVolumeFace::pushIndex(const U16& idx)
S32 old_size = ((mNumIndices*2)+0xF) & ~0xF;
if (new_size != old_size)
{
mIndices = (U16*) realloc(mIndices, new_size);
mIndices = (U16*) ll_aligned_realloc_16(mIndices, new_size, old_size);
ll_assert_aligned(mIndices,16);
}
mIndices[mNumIndices++] = idx;