Mesa (master): nv50/ir: we can't load local memory directly into an output
Ilia Mirkin
imirkin at kemper.freedesktop.org
Sat Apr 2 22:11:43 UTC 2016
Module: Mesa
Branch: master
Commit: 3610b1466d573983d80e3019e8e01ebb97d67d9c
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=3610b1466d573983d80e3019e8e01ebb97d67d9c
Author: Ilia Mirkin <imirkin at alum.mit.edu>
Date: Sat Apr 2 17:46:58 2016 -0400
nv50/ir: we can't load local memory directly into an output
This fixes piglit tests like
tests/spec/glsl-1.10/execution/variable-indexing/vs-output-array-float-index-wr.shader_test
and related ones.
Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
Cc: "11.1 11.2" <mesa-stable at lists.freedesktop.org>
---
src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp
index 02c4f1a..36ab837 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_lowering_nv50.cpp
@@ -372,7 +372,8 @@ NV50LegalizeSSA::propagateWriteToOutput(Instruction *st)
return;
for (int s = 0; di->srcExists(s); ++s)
- if (di->src(s).getFile() == FILE_IMMEDIATE)
+ if (di->src(s).getFile() == FILE_IMMEDIATE ||
+ di->src(s).getFile() == FILE_MEMORY_LOCAL)
return;
if (prog->getType() == Program::TYPE_GEOMETRY) {
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