Signed-off-by: Anuj Phogat <anuj.pho...@gmail.com>
---
I don't have a test case though it might be useful to also include
the check for FS_OPCODE_FB_WRITE here?
src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
index 0716202..6d83194 100644
--- a/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
+++ b/src/mesa/drivers/dri/i965/brw_fs_copy_propagation.cpp
@@ -311,6 +311,10 @@ fs_visitor::try_copy_propagate(fs_inst *inst, int arg,
acp_entry *entry)
!inst->can_do_source_mods(brw))
return false;
+ if (has_source_modifiers &&
+ inst->opcode == SHADER_OPCODE_GEN4_SCRATCH_WRITE)
+ return false;
+
/* Bail if the result of composing both strides would exceed the
* hardware limit.
*/
--
1.9.3
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