Mesa (master): swr/rast: cache line align hottile buffers
Tim Rowley
torowley at kemper.freedesktop.org
Fri Jul 21 20:30:19 UTC 2017
Module: Mesa
Branch: master
Commit: 2656a940c2d4c0e56cb84467a065b566cb93058c
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=2656a940c2d4c0e56cb84467a065b566cb93058c
Author: Tim Rowley <timothy.o.rowley at intel.com>
Date: Thu Jul 20 09:47:11 2017 -0500
swr/rast: cache line align hottile buffers
Prevents unalignment crashes with avx512 code on gcc/clang.
Reviewed-by: Bruce Cherniak <bruce.cherniak at intel.com>
---
src/gallium/drivers/swr/rasterizer/core/tilemgr.cpp | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/src/gallium/drivers/swr/rasterizer/core/tilemgr.cpp b/src/gallium/drivers/swr/rasterizer/core/tilemgr.cpp
index eb60eb4081..a6c54ab86e 100644
--- a/src/gallium/drivers/swr/rasterizer/core/tilemgr.cpp
+++ b/src/gallium/drivers/swr/rasterizer/core/tilemgr.cpp
@@ -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;
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