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authorDave Airlie <[email protected]>2016-11-02 01:23:11 +0000
committerDave Airlie <[email protected]>2016-11-10 05:46:49 +1000
commit3c9af7578fcd62fc55e0443733f56b2aaa50ba9c (patch)
treea3245665a3662bccbb3d2909d09b94b5f473b394 /src/amd
parentb16dff2d88302e5113598a818d2f92f8af02cd79 (diff)
radv: enable conditional discard optimisation on radv.
This fixes a bunch of GPU hangs introduced in some CTS tests like dEQP-VK.memory.pipeline_barrier.host_write_uniform_buffer.65536 It works around an issue seen in the LLVM backend, but also makes the radv code work more like the radeonsi stack. Cc: "13.0" <[email protected]> Signed-off-by: Dave Airlie <[email protected]>
Diffstat (limited to 'src/amd')
-rw-r--r--src/amd/vulkan/radv_pipeline.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c
index fe1eac8743d..bb975311c07 100644
--- a/src/amd/vulkan/radv_pipeline.c
+++ b/src/amd/vulkan/radv_pipeline.c
@@ -144,6 +144,7 @@ radv_optimize_nir(struct nir_shader *shader)
NIR_PASS(progress, shader, nir_opt_algebraic);
NIR_PASS(progress, shader, nir_opt_constant_folding);
NIR_PASS(progress, shader, nir_opt_undef);
+ NIR_PASS(progress, shader, nir_opt_conditional_discard);
} while (progress);
}