From: José Fonseca <jfonseca@vmware.com>
Date: Mon, 9 Nov 2009 14:59:03 +0000 (-0800)
Subject: llvmpipe: Ensure stack variables in unit tests are properly aligned.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=bc9d51bb0eab90c47e7b07756e9eba9575f80ffc;p=mesa.git

llvmpipe: Ensure stack variables in unit tests are properly aligned.
---

diff --git a/src/gallium/drivers/llvmpipe/lp_test_blend.c b/src/gallium/drivers/llvmpipe/lp_test_blend.c
index 149fec1d542..29fff91981a 100644
--- a/src/gallium/drivers/llvmpipe/lp_test_blend.c
+++ b/src/gallium/drivers/llvmpipe/lp_test_blend.c
@@ -462,6 +462,7 @@ compute_blend_ref(const struct pipe_blend_state *blend,
 }
 
 
+ALIGN_STACK
 static boolean
 test_one(unsigned verbose,
          FILE *fp,
@@ -530,11 +531,11 @@ test_one(unsigned verbose,
    success = TRUE;
    for(i = 0; i < n && success; ++i) {
       if(mode == AoS) {
-         uint8_t src[LP_NATIVE_VECTOR_WIDTH/8];
-         uint8_t dst[LP_NATIVE_VECTOR_WIDTH/8];
-         uint8_t con[LP_NATIVE_VECTOR_WIDTH/8];
-         uint8_t res[LP_NATIVE_VECTOR_WIDTH/8];
-         uint8_t ref[LP_NATIVE_VECTOR_WIDTH/8];
+         ALIGN16_ATTRIB uint8_t src[LP_NATIVE_VECTOR_WIDTH/8];
+         ALIGN16_ATTRIB uint8_t dst[LP_NATIVE_VECTOR_WIDTH/8];
+         ALIGN16_ATTRIB uint8_t con[LP_NATIVE_VECTOR_WIDTH/8];
+         ALIGN16_ATTRIB uint8_t res[LP_NATIVE_VECTOR_WIDTH/8];
+         ALIGN16_ATTRIB uint8_t ref[LP_NATIVE_VECTOR_WIDTH/8];
          int64_t start_counter = 0;
          int64_t end_counter = 0;
 
@@ -595,11 +596,11 @@ test_one(unsigned verbose,
 
       if(mode == SoA) {
          const unsigned stride = type.length*type.width/8;
-         uint8_t src[4*LP_NATIVE_VECTOR_WIDTH/8];
-         uint8_t dst[4*LP_NATIVE_VECTOR_WIDTH/8];
-         uint8_t con[4*LP_NATIVE_VECTOR_WIDTH/8];
-         uint8_t res[4*LP_NATIVE_VECTOR_WIDTH/8];
-         uint8_t ref[4*LP_NATIVE_VECTOR_WIDTH/8];
+         ALIGN16_ATTRIB uint8_t src[4*LP_NATIVE_VECTOR_WIDTH/8];
+         ALIGN16_ATTRIB uint8_t dst[4*LP_NATIVE_VECTOR_WIDTH/8];
+         ALIGN16_ATTRIB uint8_t con[4*LP_NATIVE_VECTOR_WIDTH/8];
+         ALIGN16_ATTRIB uint8_t res[4*LP_NATIVE_VECTOR_WIDTH/8];
+         ALIGN16_ATTRIB uint8_t ref[4*LP_NATIVE_VECTOR_WIDTH/8];
          int64_t start_counter = 0;
          int64_t end_counter = 0;
          boolean mismatch;
diff --git a/src/gallium/drivers/llvmpipe/lp_test_conv.c b/src/gallium/drivers/llvmpipe/lp_test_conv.c
index ac2a6d05e32..968c7a2d4aa 100644
--- a/src/gallium/drivers/llvmpipe/lp_test_conv.c
+++ b/src/gallium/drivers/llvmpipe/lp_test_conv.c
@@ -142,6 +142,7 @@ add_conv_test(LLVMModuleRef module,
 }
 
 
+ALIGN_STACK
 static boolean
 test_one(unsigned verbose,
          FILE *fp,
@@ -229,8 +230,8 @@ test_one(unsigned verbose,
    for(i = 0; i < n && success; ++i) {
       unsigned src_stride = src_type.length*src_type.width/8;
       unsigned dst_stride = dst_type.length*dst_type.width/8;
-      uint8_t src[LP_MAX_VECTOR_LENGTH*LP_MAX_VECTOR_LENGTH];
-      uint8_t dst[LP_MAX_VECTOR_LENGTH*LP_MAX_VECTOR_LENGTH];
+      ALIGN16_ATTRIB uint8_t src[LP_MAX_VECTOR_LENGTH*LP_MAX_VECTOR_LENGTH];
+      ALIGN16_ATTRIB uint8_t dst[LP_MAX_VECTOR_LENGTH*LP_MAX_VECTOR_LENGTH];
       double fref[LP_MAX_VECTOR_LENGTH*LP_MAX_VECTOR_LENGTH];
       uint8_t ref[LP_MAX_VECTOR_LENGTH*LP_MAX_VECTOR_LENGTH];
       int64_t start_counter = 0;
diff --git a/src/gallium/drivers/llvmpipe/lp_test_format.c b/src/gallium/drivers/llvmpipe/lp_test_format.c
index b2403ad5215..23ea9ebbe7d 100644
--- a/src/gallium/drivers/llvmpipe/lp_test_format.c
+++ b/src/gallium/drivers/llvmpipe/lp_test_format.c
@@ -199,6 +199,7 @@ add_store_rgba_test(LLVMModuleRef module,
 }
 
 
+ALIGN_STACK
 static boolean
 test_format(unsigned verbose, FILE *fp, const struct pixel_test_case *test)
 {