40 lines
880 B
C
40 lines
880 B
C
// RUN: %clang_cc1 -triple x86_64-apple-darwin %s -emit-llvm -o - | FileCheck %s
|
|
|
|
int* foo(int** a, int* b, int* c) {
|
|
return __sync_val_compare_and_swap (a, b, c);
|
|
}
|
|
// CHECK-LABEL: define i32* @foo
|
|
// CHECK: cmpxchg
|
|
|
|
int foo2(int** a, int* b, int* c) {
|
|
return __sync_bool_compare_and_swap (a, b, c);
|
|
}
|
|
// CHECK-LABEL: define i32 @foo2
|
|
// CHECK: cmpxchg
|
|
|
|
int* foo3(int** a, int b) {
|
|
return __sync_fetch_and_add (a, b);
|
|
}
|
|
// CHECK-LABEL: define i32* @foo3
|
|
// CHECK: atomicrmw add
|
|
|
|
|
|
int* foo4(int** a, int b) {
|
|
return __sync_fetch_and_sub (a, b);
|
|
}
|
|
// CHECK-LABEL: define i32* @foo4
|
|
// CHECK: atomicrmw sub
|
|
|
|
|
|
int* foo5(int** a, int* b) {
|
|
return __sync_lock_test_and_set (a, b);
|
|
}
|
|
// CHECK-LABEL: define i32* @foo5
|
|
// CHECK: atomicrmw xchg
|
|
|
|
|
|
int* foo6(int** a, int*** b) {
|
|
return __sync_lock_test_and_set (a, b);
|
|
}
|
|
// CHECK-LABEL: define i32* @foo6
|
|
// CHECK: atomicrmw xchg
|