From f96a3fea6704da866e96e453f722a951c214ba28 Mon Sep 17 00:00:00 2001
From: Yong He <yonghe@outlook.com>
Date: Mon, 18 Mar 2024 16:41:40 -0700
Subject: Fix SPIRV for mesh shaders, checks for invalid target code&recursion.
 (#3788)

* Fix #3780.

* Fixers #3781.

* Add test for #3781.

* Diagnose error on unsupported builtin intrinsic types.

* Add check for recursion.

* Fix.

* Fix.

* Fix recursion detection.

* Fix.

* Fix.

* Fix recursion logic.

* More fix.
---
 source/slang/slang-ir-util.cpp | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

(limited to 'source/slang/slang-ir-util.cpp')

diff --git a/source/slang/slang-ir-util.cpp b/source/slang/slang-ir-util.cpp
index 2f059d308..e1eb86508 100644
--- a/source/slang/slang-ir-util.cpp
+++ b/source/slang/slang-ir-util.cpp
@@ -230,6 +230,18 @@ bool isSimpleDataType(IRType* type)
     }
 }
 
+SourceLoc findFirstUseLoc(IRInst* inst)
+{
+    for (auto use = inst->firstUse; use; use = use->nextUse)
+    {
+        if (use->getUser()->sourceLoc.isValid())
+        {
+            return use->getUser()->sourceLoc;
+        }
+    }
+    return inst->sourceLoc;
+}
+
 IRInst* hoistValueFromGeneric(IRBuilder& inBuilder, IRInst* value, IRInst*& outSpecializedVal, bool replaceExistingValue)
 {
     auto outerGeneric = as<IRGeneric>(findOuterGeneric(value));
@@ -582,14 +594,20 @@ void getTypeNameHint(StringBuilder& sb, IRInst* type)
         getTypeNameHint(sb, as<IRRateQualifiedType>(type)->getValueType());
         break;
     case kIROp_VectorType:
+        sb << "vector<";
         getTypeNameHint(sb, type->getOperand(0));
+        sb << ",";
         getTypeNameHint(sb, as<IRVectorType>(type)->getElementCount());
+        sb << ">";
         break;
     case kIROp_MatrixType:
+        sb << "matrix<";
         getTypeNameHint(sb, type->getOperand(0));
+        sb << ",";
         getTypeNameHint(sb, as<IRMatrixType>(type)->getRowCount());
-        sb << "x";
+        sb << ",";
         getTypeNameHint(sb, as<IRMatrixType>(type)->getColumnCount());
+        sb << ">";
         break;
     case kIROp_IntLit:
         sb << as<IRIntLit>(type)->getValue();
-- 
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