| // RUN: %clang_cc1 -triple x86_64-linux-gnu -fms-extensions %s -emit-llvm -o - | FileCheck %s |
| |
| long test1(long *p) { |
| return _InterlockedIncrement(p); |
| } |
| // CHECK-DAG: define i64 @test1( |
| // CHECK: %[[p_addr:.*]] = alloca i64*, align 8 |
| // CHECK: store i64* %p, i64** %[[p_addr]], align 8 |
| // CHECK: %[[p_load:.*]] = load i64*, i64** %[[p_addr]], align 8 |
| // CHECK: %[[atomic_add:.*]] = atomicrmw volatile add i64* %[[p_load]], i64 1 seq_cst |
| // CHECK: %[[res:.*]] = add i64 %[[atomic_add]], 1 |
| // CHECK: ret i64 %[[res]] |
| |
| long test2(long *p) { |
| return _InterlockedDecrement(p); |
| } |
| // CHECK-DAG: define i64 @test2( |
| // CHECK: %[[p_addr:.*]] = alloca i64*, align 8 |
| // CHECK: store i64* %p, i64** %[[p_addr]], align 8 |
| // CHECK: %[[p_load:.*]] = load i64*, i64** %[[p_addr]], align 8 |
| // CHECK: %[[atomic_sub:.*]] = atomicrmw volatile sub i64* %[[p_load]], i64 1 seq_cst |
| // CHECK: %[[res:.*]] = sub i64 %[[atomic_sub]], 1 |
| // CHECK: ret i64 %[[res]] |
