From f46dc31683737fabbb9b89ba85ca74242cdc405f Mon Sep 17 00:00:00 2001
From: Liam <byteslice@airmail.cc>
Date: Mon, 19 Feb 2024 00:34:00 -0500
Subject: shader_recompiler: throw on missing geometry streams in geometry
 shaders

---
 src/shader_recompiler/backend/spirv/emit_spirv.cpp         | 4 +++-
 src/shader_recompiler/backend/spirv/emit_spirv_special.cpp | 8 ++++++--
 2 files changed, 9 insertions(+), 3 deletions(-)

(limited to 'src/shader_recompiler/backend/spirv')

diff --git a/src/shader_recompiler/backend/spirv/emit_spirv.cpp b/src/shader_recompiler/backend/spirv/emit_spirv.cpp
index 0031fa5fb..3f9698d6b 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv.cpp
@@ -261,7 +261,9 @@ void DefineEntryPoint(const IR::Program& program, EmitContext& ctx, Id main) {
     case Stage::Geometry:
         execution_model = spv::ExecutionModel::Geometry;
         ctx.AddCapability(spv::Capability::Geometry);
-        ctx.AddCapability(spv::Capability::GeometryStreams);
+        if (ctx.profile.support_geometry_streams) {
+            ctx.AddCapability(spv::Capability::GeometryStreams);
+        }
         switch (ctx.runtime_info.input_topology) {
         case InputTopology::Points:
             ctx.AddExecutionMode(main, spv::ExecutionMode::InputPoints);
diff --git a/src/shader_recompiler/backend/spirv/emit_spirv_special.cpp b/src/shader_recompiler/backend/spirv/emit_spirv_special.cpp
index 9f7b6bb4b..f60da758e 100644
--- a/src/shader_recompiler/backend/spirv/emit_spirv_special.cpp
+++ b/src/shader_recompiler/backend/spirv/emit_spirv_special.cpp
@@ -129,7 +129,9 @@ void EmitEmitVertex(EmitContext& ctx, const IR::Value& stream) {
     if (ctx.runtime_info.convert_depth_mode && !ctx.profile.support_native_ndc) {
         ConvertDepthMode(ctx);
     }
-    if (stream.IsImmediate()) {
+    if (!ctx.profile.support_geometry_streams) {
+        throw NotImplementedException("Geometry streams");
+    } else if (stream.IsImmediate()) {
         ctx.OpEmitStreamVertex(ctx.Def(stream));
     } else {
         LOG_WARNING(Shader_SPIRV, "Stream is not immediate");
@@ -140,7 +142,9 @@ void EmitEmitVertex(EmitContext& ctx, const IR::Value& stream) {
 }
 
 void EmitEndPrimitive(EmitContext& ctx, const IR::Value& stream) {
-    if (stream.IsImmediate()) {
+    if (!ctx.profile.support_geometry_streams) {
+        throw NotImplementedException("Geometry streams");
+    } else if (stream.IsImmediate()) {
         ctx.OpEndStreamPrimitive(ctx.Def(stream));
     } else {
         LOG_WARNING(Shader_SPIRV, "Stream is not immediate");
-- 
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