Mesa (master): radv: call nir_link_xfb_varyings()

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Module: Mesa
Branch: master
Commit: 0ff1ccca25232bdaddc6c8b56fba718768be1f95
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=0ff1ccca25232bdaddc6c8b56fba718768be1f95

Author: Timothy Arceri <tarceri at itsqueeze.com>
Date:   Tue Oct 23 21:56:31 2018 +1100

radv: call nir_link_xfb_varyings()

Reviewed-by: Samuel Pitoiset <samuel.pitoiset at gmail.com>

---

 src/amd/vulkan/radv_pipeline.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/amd/vulkan/radv_pipeline.c b/src/amd/vulkan/radv_pipeline.c
index 396b44d25a..c21ca1743a 100644
--- a/src/amd/vulkan/radv_pipeline.c
+++ b/src/amd/vulkan/radv_pipeline.c
@@ -1792,6 +1792,10 @@ radv_link_shaders(struct radv_pipeline *pipeline, nir_shader **shaders)
 		unsigned first = ordered_shaders[shader_count - 1]->info.stage;
 		unsigned last = ordered_shaders[0]->info.stage;
 
+		if (ordered_shaders[0]->info.stage == MESA_SHADER_FRAGMENT &&
+		    ordered_shaders[1]->info.has_transform_feedback_varyings)
+			nir_link_xfb_varyings(ordered_shaders[1], ordered_shaders[0]);
+
 		for (int i = 0; i < shader_count; ++i)  {
 			nir_variable_mode mask = 0;