diff options
Diffstat (limited to 'test/CodeGen/arm64-microsoft-intrinsics.c')
| -rw-r--r-- | test/CodeGen/arm64-microsoft-intrinsics.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/test/CodeGen/arm64-microsoft-intrinsics.c b/test/CodeGen/arm64-microsoft-intrinsics.c index 2dbf1f9ea0f4f..eeb09e89727d5 100644 --- a/test/CodeGen/arm64-microsoft-intrinsics.c +++ b/test/CodeGen/arm64-microsoft-intrinsics.c @@ -4,6 +4,16 @@ // RUN: not %clang_cc1 -triple arm64-linux -Werror -S -o /dev/null %s 2>&1 \ // RUN: | FileCheck %s -check-prefix CHECK-LINUX +long test_InterlockedAdd(long volatile *Addend, long Value) { + return _InterlockedAdd(Addend, Value); +} + +// CHECK-LABEL: define {{.*}} i32 @test_InterlockedAdd(i32* %Addend, i32 %Value) {{.*}} { +// CHECK-MSVC: %[[OLDVAL:[0-9]+]] = atomicrmw add i32* %1, i32 %2 seq_cst +// CHECK-MSVC: %[[NEWVAL:[0-9]+]] = add i32 %[[OLDVAL:[0-9]+]], %2 +// CHECK-MSVC: ret i32 %[[NEWVAL:[0-9]+]] +// CHECK-LINUX: error: implicit declaration of function '_InterlockedAdd' + void check__dmb(void) { __dmb(0); } @@ -59,3 +69,22 @@ void check__sevl(void) { // CHECK-MSVC: @llvm.aarch64.hint(i32 5) // CHECK-LINUX: error: implicit declaration of function '__sevl' + +void check_ReadWriteBarrier() { + _ReadWriteBarrier(); +} + +// CHECK-MSVC: fence syncscope("singlethread") +// CHECK-LINUX: error: implicit declaration of function '_ReadWriteBarrier' + +unsigned __int64 check__getReg() { + unsigned volatile __int64 reg; + reg = __getReg(18); + reg = __getReg(31); + return reg; +} + +// CHECK-MSVC: call i64 @llvm.read_register.i64(metadata ![[MD2:.*]]) +// CHECK-MSVC: call i64 @llvm.read_register.i64(metadata ![[MD3:.*]]) +// CHECK-MSVC: ![[MD2]] = !{!"x18"} +// CHECK-MSVC: ![[MD3]] = !{!"sp"} |