From ea23cb3543e793796bd9de9a3c5cf9ebbed0d8de Mon Sep 17 00:00:00 2001
From: Jason Ekstrand <jason.ekstrand@intel.com>
Date: Wed, 21 Oct 2015 20:36:25 -0700
Subject: [PATCH] nir/spirv: Add capabilities and decorations for basic
 geometry shaders

---
 src/glsl/nir/spirv_to_nir.c | 21 +++++++++++++++------
 1 file changed, 15 insertions(+), 6 deletions(-)

diff --git a/src/glsl/nir/spirv_to_nir.c b/src/glsl/nir/spirv_to_nir.c
index a3d38831267..ce191514763 100644
--- a/src/glsl/nir/spirv_to_nir.c
+++ b/src/glsl/nir/spirv_to_nir.c
@@ -400,6 +400,10 @@ type_decoration_cb(struct vtn_builder *b,
       /* Ignore these, since we get explicit offsets anyways */
       break;
 
+   case SpvDecorationStream:
+      assert(dec->literals[0] == 0);
+      break;
+
    default:
       unreachable("Unhandled type decoration");
    }
@@ -2473,12 +2477,17 @@ vtn_handle_preamble_instruction(struct vtn_builder *b, SpvOp opcode,
       break;
 
    case SpvOpCapability:
-      /*
-       * TODO properly handle these and give a real error if asking for too
-       * much.
-       */
-      assert(w[1] == SpvCapabilityMatrix ||
-             w[1] == SpvCapabilityShader);
+      switch ((SpvCapability)w[1]) {
+      case SpvCapabilityMatrix:
+      case SpvCapabilityShader:
+         /* All shaders support these */
+         break;
+      case SpvCapabilityGeometry:
+         assert(b->shader->stage == MESA_SHADER_GEOMETRY);
+         break;
+      default:
+         assert(!"Unsupported capability");
+      }
       break;
 
    case SpvOpExtInstImport:
-- 
2.30.2