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authorMarek Olšák <[email protected]>2017-02-07 23:45:47 +0100
committerMarek Olšák <[email protected]>2017-03-30 14:44:33 +0200
commitb39fade67cc545262d54b98c95b686570a6c7ef8 (patch)
treec4679db2e16c976e403d6fa28028a5e4567aafda /src/gallium/drivers
parent5271d12a6ed7d1e66c0f713415f58e29f8b45a72 (diff)
radeonsi/gfx9: pad shader binaries by 128 bytes
Reviewed-by: Nicolai Hähnle <[email protected]>
Diffstat (limited to 'src/gallium/drivers')
-rw-r--r--src/gallium/drivers/radeonsi/si_shader.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/gallium/drivers/radeonsi/si_shader.c b/src/gallium/drivers/radeonsi/si_shader.c
index 575dd6c380f..20d6bd732b2 100644
--- a/src/gallium/drivers/radeonsi/si_shader.c
+++ b/src/gallium/drivers/radeonsi/si_shader.c
@@ -5872,6 +5872,12 @@ int si_shader_binary_upload(struct si_screen *sscreen, struct si_shader *shader)
assert((!prolog && !epilog) || !mainb->rodata_size);
assert(!epilog || !epilog->rodata_size);
+ /* GFX9 can fetch at most 128 bytes past the end of the shader.
+ * Prevent VM faults.
+ */
+ if (sscreen->b.chip_class >= GFX9)
+ bo_size += 128;
+
r600_resource_reference(&shader->bo, NULL);
shader->bo = (struct r600_resource*)
pipe_buffer_create(&sscreen->b.b, 0,