[PATCH] D94060: [OpenMP][AMDGPU] Use AMDGPU_KERNEL calling convention for entry function

[Pushpinder Singh via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG4909cb1a0fe9: [OpenMP][AMDGPU] Use AMDGPU_KERNEL calling 
convention for entry function (authored by pdhaliwal).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D94060/new/

https://reviews.llvm.org/D94060

Files:
  clang/lib/CodeGen/CGOpenMPRuntime.cpp
  clang/test/OpenMP/amdgcn_target_codegen.cpp


Index: clang/test/OpenMP/amdgcn_target_codegen.cpp
===================================================================
--- clang/test/OpenMP/amdgcn_target_codegen.cpp
+++ clang/test/OpenMP/amdgcn_target_codegen.cpp
@@ -9,7 +9,7 @@
 #define N 1000
 
 int test_amdgcn_target_tid_threads() {
-// CHECK-LABEL: define weak void @{{.*}}test_amdgcn_target_tid_threads
+// CHECK-LABEL: define weak amdgpu_kernel void 
@{{.*}}test_amdgcn_target_tid_threads
 
   int arr[N];
 
@@ -25,7 +25,7 @@
 }
 
 int test_amdgcn_target_tid_threads_simd() {
-// CHECK-LABEL: define weak void @{{.*}}test_amdgcn_target_tid_threads_simd
+// CHECK-LABEL: define weak amdgpu_kernel void 
@{{.*}}test_amdgcn_target_tid_threads_simd
 
   int arr[N];
 
Index: clang/lib/CodeGen/CGOpenMPRuntime.cpp
===================================================================
--- clang/lib/CodeGen/CGOpenMPRuntime.cpp
+++ clang/lib/CodeGen/CGOpenMPRuntime.cpp
@@ -6471,6 +6471,8 @@
     OutlinedFnID = llvm::ConstantExpr::getBitCast(OutlinedFn, CGM.Int8PtrTy);
     OutlinedFn->setLinkage(llvm::GlobalValue::WeakAnyLinkage);
     OutlinedFn->setDSOLocal(false);
+    if (CGM.getTriple().isAMDGCN())
+      OutlinedFn->setCallingConv(llvm::CallingConv::AMDGPU_KERNEL);
   } else {
     std::string Name = getName({EntryFnName, "region_id"});
     OutlinedFnID = new llvm::GlobalVariable(



Index: clang/test/OpenMP/amdgcn_target_codegen.cpp
===================================================================
--- clang/test/OpenMP/amdgcn_target_codegen.cpp
+++ clang/test/OpenMP/amdgcn_target_codegen.cpp
@@ -9,7 +9,7 @@
 #define N 1000
 
 int test_amdgcn_target_tid_threads() {
-// CHECK-LABEL: define weak void @{{.*}}test_amdgcn_target_tid_threads
+// CHECK-LABEL: define weak amdgpu_kernel void @{{.*}}test_amdgcn_target_tid_threads
 
   int arr[N];
 
@@ -25,7 +25,7 @@
 }
 
 int test_amdgcn_target_tid_threads_simd() {
-// CHECK-LABEL: define weak void @{{.*}}test_amdgcn_target_tid_threads_simd
+// CHECK-LABEL: define weak amdgpu_kernel void @{{.*}}test_amdgcn_target_tid_threads_simd
 
   int arr[N];
 
Index: clang/lib/CodeGen/CGOpenMPRuntime.cpp
===================================================================
--- clang/lib/CodeGen/CGOpenMPRuntime.cpp
+++ clang/lib/CodeGen/CGOpenMPRuntime.cpp
@@ -6471,6 +6471,8 @@
     OutlinedFnID = llvm::ConstantExpr::getBitCast(OutlinedFn, CGM.Int8PtrTy);
     OutlinedFn->setLinkage(llvm::GlobalValue::WeakAnyLinkage);
     OutlinedFn->setDSOLocal(false);
+    if (CGM.getTriple().isAMDGCN())
+      OutlinedFn->setCallingConv(llvm::CallingConv::AMDGPU_KERNEL);
   } else {
     std::string Name = getName({EntryFnName, "region_id"});
     OutlinedFnID = new llvm::GlobalVariable(

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