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-rw-r--r--clang/test/CodeGen/2008-03-05-syncPtr.c40
1 files changed, 40 insertions, 0 deletions
diff --git a/clang/test/CodeGen/2008-03-05-syncPtr.c b/clang/test/CodeGen/2008-03-05-syncPtr.c
new file mode 100644
index 0000000..784295c
--- /dev/null
+++ b/clang/test/CodeGen/2008-03-05-syncPtr.c
@@ -0,0 +1,40 @@
+// RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s
+
+int* foo(int** a, int* b, int* c) {
+return __sync_val_compare_and_swap (a, b, c);
+}
+// CHECK: define i32* @foo
+// CHECK: cmpxchg
+
+int foo2(int** a, int* b, int* c) {
+return __sync_bool_compare_and_swap (a, b, c);
+}
+// CHECK: define i32 @foo2
+// CHECK: cmpxchg
+
+int* foo3(int** a, int b) {
+ return __sync_fetch_and_add (a, b);
+}
+// CHECK: define i32* @foo3
+// CHECK: atomicrmw add
+
+
+int* foo4(int** a, int b) {
+ return __sync_fetch_and_sub (a, b);
+}
+// CHECK: define i32* @foo4
+// CHECK: atomicrmw sub
+
+
+int* foo5(int** a, int* b) {
+ return __sync_lock_test_and_set (a, b);
+}
+// CHECK: define i32* @foo5
+// CHECK: atomicrmw xchg
+
+
+int* foo6(int** a, int*** b) {
+ return __sync_lock_test_and_set (a, b);
+}
+// CHECK: define i32* @foo6
+// CHECK: atomicrmw xchg