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swr/rast: cache line align hottile buffers

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Prevents unalignment crashes with avx512 code on gcc/clang.

Reviewed-by: Bruce Cherniak <bruce.cherniak@intel.com>
This commit is contained in:
Tim Rowley 2017-07-20 09:47:11 -05:00
parent 6970f48b6e
commit 2656a940c2
1 changed files with 3 additions and 3 deletions
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6
src/gallium/drivers/swr/rasterizer/core/tilemgr.cpp
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@ -100,7 +100,7 @@ HOTTILE* HotTileMgr::GetHotTile(SWR_CONTEXT* pContext, DRAW_CONTEXT* pDC, uint32
{
uint32_t size = numSamples * mHotTileSize[attachment];
uint32_t numaNode = ((x ^ y) & pContext->threadPool.numaMask);
hotTile.pBuffer = (uint8_t*)AllocHotTileMem(size, KNOB_SIMD_WIDTH * 4, numaNode);
hotTile.pBuffer = (uint8_t*)AllocHotTileMem(size, 64, numaNode);
hotTile.state = HOTTILE_INVALID;
hotTile.numSamples = numSamples;
hotTile.renderTargetArrayIndex = renderTargetArrayIndex;
@ -124,7 +124,7 @@ HOTTILE* HotTileMgr::GetHotTile(SWR_CONTEXT* pContext, DRAW_CONTEXT* pDC, uint32
uint32_t size = numSamples * mHotTileSize[attachment];
uint32_t numaNode = ((x ^ y) & pContext->threadPool.numaMask);
hotTile.pBuffer = (uint8_t*)AllocHotTileMem(size, KNOB_SIMD_WIDTH * 4, numaNode);
hotTile.pBuffer = (uint8_t*)AllocHotTileMem(size, 64, numaNode);
hotTile.state = HOTTILE_INVALID;
hotTile.numSamples = numSamples;
}
@ -194,7 +194,7 @@ HOTTILE* HotTileMgr::GetHotTileNoLoad(
if (create)
{
uint32_t size = numSamples * mHotTileSize[attachment];
hotTile.pBuffer = (uint8_t*)AlignedMalloc(size, KNOB_SIMD_WIDTH * 4);
hotTile.pBuffer = (uint8_t*)AlignedMalloc(size, 64);
hotTile.state = HOTTILE_INVALID;
hotTile.numSamples = numSamples;
hotTile.renderTargetArrayIndex = 0;