Mesa (master): draw: Work around an invalid write.
Chia-I Wu
olv at kemper.freedesktop.org
Fri Jun 25 15:19:09 UTC 2010
Module: Mesa
Branch: master
Commit: 7a9246c5d72290ed8455a426801b85b54374e102
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=7a9246c5d72290ed8455a426801b85b54374e102
Author: Chia-I Wu <olv at lunarg.com>
Date: Fri Jun 25 18:32:41 2010 +0800
draw: Work around an invalid write.
SSE vertex shader does not seem to honor the execution mask. Pad the
output array as a workaround.
---
.../auxiliary/draw/draw_pt_fetch_shade_pipeline.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c
index 24c538b..121dfc4 100644
--- a/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c
+++ b/src/gallium/auxiliary/draw/draw_pt_fetch_shade_pipeline.c
@@ -184,7 +184,7 @@ static void draw_vertex_shader_run(struct draw_vertex_shader *vshader,
output_verts->count = input_verts->count;
output_verts->verts =
(struct vertex_header *)MALLOC(output_verts->vertex_size *
- output_verts->count);
+ align(output_verts->count, 4));
vshader->run_linear(vshader,
(const float (*)[4])input_verts->verts->data,
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