1 files changed, 39 insertions, 0 deletions
diff --git a/clang/test/CodeGen/lwp-builtins.c b/clang/test/CodeGen/lwp-builtins.c
new file mode 100644
index 00000000000..c689c3974d4
--- /dev/null
+++ b/clang/test/CodeGen/lwp-builtins.c
@@ -0,0 +1,39 @@
+// RUN: %clang_cc1 -ffreestanding %s -triple=x86_64-apple-darwin -target-feature +lwp -emit-llvm -o - -Wall -Werror | FileCheck %s
+
+#include <x86intrin.h>
+
+void test_llwpcb(void *ptr) {
+  // CHECK-LABEL: @test_llwpcb
+  // CHECK: call void @llvm.x86.llwpcb(i8* %{{.*}})
+  __llwpcb(ptr);
+}
+
+void* test_slwpcb() {
+  // CHECK-LABEL: @test_slwpcb
+  // CHECK: call i8* @llvm.x86.slwpcb()
+  return __slwpcb();
+}
+
+unsigned char test_lwpins32(unsigned val2, unsigned val1) {
+  // CHECK-LABEL: @test_lwpins32
+  // CHECK: call i8 @llvm.x86.lwpins32(i32
+  return __lwpins32(val2, val1, 0x01234);
+}
+
+unsigned char test_lwpins64(unsigned long long val2, unsigned val1) {
+  // CHECK-LABEL: @test_lwpins64
+  // CHECK: call i8 @llvm.x86.lwpins64(i64
+  return __lwpins64(val2, val1, 0x56789);
+}
+
+void test_lwpval32(unsigned val2, unsigned val1) {
+  // CHECK-LABEL: @test_lwpval32
+  // CHECK: call void @llvm.x86.lwpval32(i32
+  __lwpval32(val2, val1, 0x01234);
+}
+
+void test_lwpval64(unsigned long long val2, unsigned val1) {
+  // CHECK-LABEL: @test_lwpval64
+  // CHECK: call void @llvm.x86.lwpval64(i64
+  __lwpval64(val2, val1, 0xABCDEF);
+}