1 // RUN: %clang_cc1 -triple i686--windows -fms-compatibility -Oz -emit-llvm %s -o - | FileCheck %s
2 // RUN: %clang_cc1 -triple thumbv7--windows -fms-compatibility -Oz -emit-llvm %s -o - | FileCheck %s
3
test_InterlockedExchangePointer(void * volatile * Target,void * Value)4 void *test_InterlockedExchangePointer(void * volatile *Target, void *Value) {
5 return _InterlockedExchangePointer(Target, Value);
6 }
7
8 // CHECK: define{{.*}}i8* @test_InterlockedExchangePointer(i8** %Target, i8* %Value){{.*}}{
9 // CHECK: %[[TARGET:[0-9]+]] = bitcast i8** %Target to i32*
10 // CHECK: %[[VALUE:[0-9]+]] = ptrtoint i8* %Value to i32
11 // CHECK: %[[EXCHANGE:[0-9]+]] = atomicrmw xchg i32* %[[TARGET]], i32 %[[VALUE]] seq_cst
12 // CHECK: %[[RESULT:[0-9]+]] = inttoptr i32 %[[EXCHANGE]] to i8*
13 // CHECK: ret i8* %[[RESULT]]
14 // CHECK: }
15
test_InterlockedCompareExchangePointer(void * volatile * Destination,void * Exchange,void * Comparand)16 void *test_InterlockedCompareExchangePointer(void * volatile *Destination,
17 void *Exchange, void *Comparand) {
18 return _InterlockedCompareExchangePointer(Destination, Exchange, Comparand);
19 }
20
21 // CHECK: define{{.*}}i8* @test_InterlockedCompareExchangePointer(i8** %Destination, i8* %Exchange, i8* %Comparand){{.*}}{
22 // CHECK: %[[DEST:[0-9]+]] = bitcast i8** %Destination to i32*
23 // CHECK: %[[EXCHANGE:[0-9]+]] = ptrtoint i8* %Exchange to i32
24 // CHECK: %[[COMPARAND:[0-9]+]] = ptrtoint i8* %Comparand to i32
25 // CHECK: %[[XCHG:[0-9]+]] = cmpxchg volatile i32* %[[DEST:[0-9]+]], i32 %[[COMPARAND:[0-9]+]], i32 %[[EXCHANGE:[0-9]+]] seq_cst seq_cst
26 // CHECK: %[[EXTRACT:[0-9]+]] = extractvalue { i32, i1 } %[[XCHG]], 0
27 // CHECK: %[[RESULT:[0-9]+]] = inttoptr i32 %[[EXTRACT]] to i8*
28 // CHECK: ret i8* %[[RESULT:[0-9]+]]
29 // CHECK: }
30
test_InterlockedExchange(long * Target,long Value)31 long test_InterlockedExchange(long *Target, long Value) {
32 return _InterlockedExchange(Target, Value);
33 }
34
35 // CHECK: define{{.*}}i32 @test_InterlockedExchange(i32* %Target, i32 %Value){{.*}}{
36 // CHECK: %[[EXCHANGE:[0-9]+]] = atomicrmw xchg i32* %Target, i32 %Value seq_cst
37 // CHECK: ret i32 %[[EXCHANGE:[0-9]+]]
38 // CHECK: }
39