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authorBas Nieuwenhuizen <[email protected]>2017-10-22 00:56:09 +0200
committerBas Nieuwenhuizen <[email protected]>2017-10-22 02:36:37 +0200
commit6ce550453f1df64caeb956f215d32da96b89f2b1 (patch)
tree9f94aa8336a236b142fd91bae61ec8b9908bf6dd /src/amd/vulkan
parentad727b96b650a8223f9853f1cde8353f4bf83c06 (diff)
radv: Don't use vgpr indexing for outputs on GFX9.
Due to LLVM bugs. Fixes a bunch of dEQP-VK.glsl.indexing.* tests. Fixes: e38685cc62e 'Revert "radv: disable support for VEGA for now."' Reviewed-by: Dave Airlie <[email protected]>
Diffstat (limited to 'src/amd/vulkan')
-rw-r--r--src/amd/vulkan/radv_shader.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/amd/vulkan/radv_shader.c b/src/amd/vulkan/radv_shader.c
index e572f693203..07e68d6032b 100644
--- a/src/amd/vulkan/radv_shader.c
+++ b/src/amd/vulkan/radv_shader.c
@@ -264,6 +264,11 @@ radv_shader_compile_to_nir(struct radv_device *device,
!llvm_has_working_vgpr_indexing)) {
indirect_mask |= nir_var_shader_in;
}
+ if (!llvm_has_working_vgpr_indexing &&
+ (nir->info.stage == MESA_SHADER_VERTEX ||
+ nir->info.stage == MESA_SHADER_TESS_EVAL ||
+ nir->info.stage == MESA_SHADER_FRAGMENT))
+ indirect_mask |= nir_var_shader_out;
/* TODO: We shouldn't need to do this, however LLVM isn't currently
* smart enough to handle indirects without causing excess spilling