From 3b9ebe92011b033523217a9b9a2f03f4c8c37aab Mon Sep 17 00:00:00 2001
From: Nick Sarnie <nick.sarnie@intel.com>
Date: Thu, 5 Jun 2025 10:15:38 -0400
Subject: [clang] Simplify device kernel attributes  (#137882)

We have multiple different attributes in clang representing device
kernels for specific targets/languages. Refactor them into one attribute
with different spellings to make it more easily scalable for new
languages/targets.

---------

Signed-off-by: Sarnie, Nick <nick.sarnie@intel.com>
---
 clang/lib/CodeGen/CodeGenFunction.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'clang/lib/CodeGen/CodeGenFunction.cpp')

diff --git a/clang/lib/CodeGen/CodeGenFunction.cpp b/clang/lib/CodeGen/CodeGenFunction.cpp
index 2ac7e9d..3302abad 100644
--- a/clang/lib/CodeGen/CodeGenFunction.cpp
+++ b/clang/lib/CodeGen/CodeGenFunction.cpp
@@ -626,7 +626,7 @@ CodeGenFunction::getUBSanFunctionTypeHash(QualType Ty) const {
 
 void CodeGenFunction::EmitKernelMetadata(const FunctionDecl *FD,
                                          llvm::Function *Fn) {
-  if (!FD->hasAttr<OpenCLKernelAttr>() && !FD->hasAttr<CUDAGlobalAttr>())
+  if (!FD->hasAttr<DeviceKernelAttr>() && !FD->hasAttr<CUDAGlobalAttr>())
     return;
 
   llvm::LLVMContext &Context = getLLVMContext();
@@ -1598,7 +1598,8 @@ void CodeGenFunction::GenerateCode(GlobalDecl GD, llvm::Function *Fn,
     // Implicit copy-assignment gets the same special treatment as implicit
     // copy-constructors.
     emitImplicitAssignmentOperatorBody(Args);
-  } else if (FD->hasAttr<OpenCLKernelAttr>() &&
+  } else if (DeviceKernelAttr::isOpenCLSpelling(
+                 FD->getAttr<DeviceKernelAttr>()) &&
              GD.getKernelReferenceKind() == KernelReferenceKind::Kernel) {
     CallArgList CallArgs;
     for (unsigned i = 0; i < Args.size(); ++i) {
-- 
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