[clang] [llvm] [HLSL][SPIRV] Added clamp intrinsic (PR #113394)

[Adam Yang via cfe-commits]

================
@@ -18661,14 +18661,30 @@ Value *CodeGenFunction::EmitHLSLBuiltinExpr(unsigned 
BuiltinID,
     Value *OpMax = EmitScalarExpr(E->getArg(2));
 
     QualType Ty = E->getArg(0)->getType();
-    bool IsUnsigned = false;
     if (auto *VecTy = Ty->getAs<VectorType>())
       Ty = VecTy->getElementType();
-    IsUnsigned = Ty->isUnsignedIntegerType();
-    return Builder.CreateIntrinsic(
-        /*ReturnType=*/OpX->getType(),
-        IsUnsigned ? Intrinsic::dx_uclamp : Intrinsic::dx_clamp,
-        ArrayRef<Value *>{OpX, OpMin, OpMax}, nullptr, "dx.clamp");
+    bool IsUnsigned = Ty->isUnsignedIntegerType();
+    switch (CGM.getTarget().getTriple().getArch()) {
+    case llvm::Triple::dxil: {
+      return Builder.CreateIntrinsic(
+          /*ReturnType=*/OpX->getType(),
+          IsUnsigned ? Intrinsic::dx_uclamp : Intrinsic::dx_clamp,
+          ArrayRef<Value *>{OpX, OpMin, OpMax}, nullptr, "dx.clamp");
+    } break;
+    case llvm::Triple::spirv: {
----------------
adam-yang wrote:

This is all fixed, the two sides now match nicely.

https://github.com/llvm/llvm-project/pull/113394
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