clang/test/CodeGen/2008-03-05-syncPtr.c

   1 // RUN: %clang_cc1 -triple x86_64-apple-darwin -Wno-int-conversion %s -emit-llvm -o - | FileCheck %s
   2
   3 int* foo(int** a, int* b, int* c) {
   4 return __sync_val_compare_and_swap (a, b, c);
   5 }
   6 // CHECK-LABEL: define{{.*}} ptr @foo
   7 // CHECK: cmpxchg {{.*}}, align 8
   8
   9 int foo2(int** a, int* b, int* c) {
  10 return __sync_bool_compare_and_swap (a, b, c);
  11 }
  12 // CHECK-LABEL: define{{.*}} i32 @foo2
  13 // CHECK: cmpxchg {{.*}}, align 8
  14
  15 int* foo3(int** a, int b) {
  16   return __sync_fetch_and_add (a, b);
  17 }
  18 // CHECK-LABEL: define{{.*}} ptr @foo3
  19 // CHECK: atomicrmw add {{.*}}, align 8
  20
  21
  22 int* foo4(int** a, int b) {
  23   return __sync_fetch_and_sub (a, b);
  24 }
  25 // CHECK-LABEL: define{{.*}} ptr @foo4
  26 // CHECK: atomicrmw sub {{.*}}, align 8
  27
  28
  29 int* foo5(int** a, int* b) {
  30   return __sync_lock_test_and_set (a, b);
  31 }
  32 // CHECK-LABEL: define{{.*}} ptr @foo5
  33 // CHECK: atomicrmw xchg {{.*}}, align 8
  34
  35
  36 int* foo6(int** a, int*** b) {
  37   return __sync_lock_test_and_set (a, b);
  38 }
  39 // CHECK-LABEL: define{{.*}} ptr @foo6
  40 // CHECK: atomicrmw xchg {{.*}}, align 8