| // RUN: %clang_cc1 -triple i686--windows -fms-compatibility -Oz -emit-llvm %s -o - | FileCheck %s |
| // RUN: %clang_cc1 -triple thumbv7--windows -fms-compatibility -Oz -emit-llvm %s -o - | FileCheck %s |
| |
| void *test_InterlockedExchangePointer(void * volatile *Target, void *Value) { |
| return _InterlockedExchangePointer(Target, Value); |
| } |
| |
| // CHECK: define{{.*}}i8* @test_InterlockedExchangePointer(i8** %Target, i8* %Value){{.*}}{ |
| // CHECK: %[[TARGET:[0-9]+]] = bitcast i8** %Target to i32* |
| // CHECK: %[[VALUE:[0-9]+]] = ptrtoint i8* %Value to i32 |
| // CHECK: %[[EXCHANGE:[0-9]+]] = atomicrmw xchg i32* %[[TARGET]], i32 %[[VALUE]] seq_cst |
| // CHECK: %[[RESULT:[0-9]+]] = inttoptr i32 %[[EXCHANGE]] to i8* |
| // CHECK: ret i8* %[[RESULT]] |
| // CHECK: } |
| |
| void *test_InterlockedCompareExchangePointer(void * volatile *Destination, |
| void *Exchange, void *Comparand) { |
| return _InterlockedCompareExchangePointer(Destination, Exchange, Comparand); |
| } |
| |
| // CHECK: define{{.*}}i8* @test_InterlockedCompareExchangePointer(i8** %Destination, i8* %Exchange, i8* %Comparand){{.*}}{ |
| // CHECK: %[[DEST:[0-9]+]] = bitcast i8** %Destination to i32* |
| // CHECK: %[[EXCHANGE:[0-9]+]] = ptrtoint i8* %Exchange to i32 |
| // CHECK: %[[COMPARAND:[0-9]+]] = ptrtoint i8* %Comparand to i32 |
| // CHECK: %[[XCHG:[0-9]+]] = cmpxchg volatile i32* %[[DEST:[0-9]+]], i32 %[[COMPARAND:[0-9]+]], i32 %[[EXCHANGE:[0-9]+]] seq_cst seq_cst |
| // CHECK: %[[EXTRACT:[0-9]+]] = extractvalue { i32, i1 } %[[XCHG]], 0 |
| // CHECK: %[[RESULT:[0-9]+]] = inttoptr i32 %[[EXTRACT]] to i8* |
| // CHECK: ret i8* %[[RESULT:[0-9]+]] |
| // CHECK: } |
| |
| long test_InterlockedExchange(long *Target, long Value) { |
| return _InterlockedExchange(Target, Value); |
| } |
| |
| // CHECK: define{{.*}}i32 @test_InterlockedExchange(i32* %Target, i32 %Value){{.*}}{ |
| // CHECK: %[[EXCHANGE:[0-9]+]] = atomicrmw xchg i32* %Target, i32 %Value seq_cst |
| // CHECK: ret i32 %[[EXCHANGE:[0-9]+]] |
| // CHECK: } |