| Pirama Arumuga Nainar | 4967a71 | 2016-09-19 22:19:55 -0700 | [diff] [blame] | 1 | // RUN: %clang_cc1 -triple x86_64-linux-gnu -fms-extensions %s -emit-llvm -o - | FileCheck %s |
| 2 | |
| 3 | long test1(long *p) { |
| 4 | return _InterlockedIncrement(p); |
| 5 | } |
| 6 | // CHECK-DAG: define i64 @test1( |
| 7 | // CHECK: %[[p_addr:.*]] = alloca i64*, align 8 |
| 8 | // CHECK: store i64* %p, i64** %[[p_addr]], align 8 |
| 9 | // CHECK: %[[p_load:.*]] = load i64*, i64** %[[p_addr]], align 8 |
| 10 | // CHECK: %[[atomic_add:.*]] = atomicrmw volatile add i64* %[[p_load]], i64 1 seq_cst |
| 11 | // CHECK: %[[res:.*]] = add i64 %[[atomic_add]], 1 |
| 12 | // CHECK: ret i64 %[[res]] |
| 13 | |
| 14 | long test2(long *p) { |
| 15 | return _InterlockedDecrement(p); |
| 16 | } |
| 17 | // CHECK-DAG: define i64 @test2( |
| 18 | // CHECK: %[[p_addr:.*]] = alloca i64*, align 8 |
| 19 | // CHECK: store i64* %p, i64** %[[p_addr]], align 8 |
| 20 | // CHECK: %[[p_load:.*]] = load i64*, i64** %[[p_addr]], align 8 |
| 21 | // CHECK: %[[atomic_sub:.*]] = atomicrmw volatile sub i64* %[[p_load]], i64 1 seq_cst |
| 22 | // CHECK: %[[res:.*]] = sub i64 %[[atomic_sub]], 1 |
| 23 | // CHECK: ret i64 %[[res]] |