[Mesa-dev] [PATCH 09/15] spirv/nir: Set info.gs.uses_streams

[Alejandro Piñeiro]

From: Neil Roberts <nroberts at igalia.com>

Whenever a non-zero stream is written to it now sets uses_streams to
true. This reflects the code in validate_geometry_shader_emissions for
GLSL.
---
 src/compiler/spirv/spirv_to_nir.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/compiler/spirv/spirv_to_nir.c b/src/compiler/spirv/spirv_to_nir.c
index 2fef6b0bf15..0957efb2aa1 100644
--- a/src/compiler/spirv/spirv_to_nir.c
+++ b/src/compiler/spirv/spirv_to_nir.c
@@ -3224,6 +3224,10 @@ vtn_handle_barrier(struct vtn_builder *b, SpvOp opcode,
             vtn_value(b, w[1], vtn_value_type_constant);
          unsigned stream = stream_value->constant->values[0].u32[0];
          nir_intrinsic_set_stream_id(intrin, stream);
+
+         if (stream > 0)
+            b->shader->info.gs.uses_streams = true;
+
          break;
       }
 
-- 
2.14.1