From: Tim Rowley <timothy.o.rowley@intel.com>
Date: Tue, 3 Oct 2017 20:23:44 +0000 (-0500)
Subject: swr/rast: use proper alignment for debug transposedPrims
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=9716c69e22613229bdc78c0a28491f39bec2520d;p=mesa.git

swr/rast: use proper alignment for debug transposedPrims

Causing a crash in ParaView waveletcontour.py test when
_DEBUG defined due to vector aligned copy with unaligned
address.

Reviewed-by: Bruce Cherniak <bruce.cherniak@intel.com>
---

diff --git a/src/gallium/drivers/swr/rasterizer/core/clip.h b/src/gallium/drivers/swr/rasterizer/core/clip.h
index cde5261521e..e9a410daa31 100644
--- a/src/gallium/drivers/swr/rasterizer/core/clip.h
+++ b/src/gallium/drivers/swr/rasterizer/core/clip.h
@@ -561,7 +561,7 @@ public:
 
 #if defined(_DEBUG)
         // TODO: need to increase stack size, allocating SIMD16-widened transposedPrims causes stack overflow in debug builds
-        SIMDVERTEX_T<SIMD_T> *transposedPrims = reinterpret_cast<SIMDVERTEX_T<SIMD_T> *>(malloc(sizeof(SIMDVERTEX_T<SIMD_T>) * 2));
+        SIMDVERTEX_T<SIMD_T> *transposedPrims = reinterpret_cast<SIMDVERTEX_T<SIMD_T> *>(AlignedMalloc(sizeof(SIMDVERTEX_T<SIMD_T>) * 2, 64));
 
 #else
         SIMDVERTEX_T<SIMD_T> transposedPrims[2];
@@ -667,7 +667,7 @@ public:
         }
 
 #if defined(_DEBUG)
-        free(transposedPrims);
+        AlignedFree(transposedPrims);
 
 #endif
         // update global pipeline stat