diff options
Diffstat (limited to 'test/CodeGenCXX/builtins-arm-exclusive.cpp')
| -rw-r--r-- | test/CodeGenCXX/builtins-arm-exclusive.cpp | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/test/CodeGenCXX/builtins-arm-exclusive.cpp b/test/CodeGenCXX/builtins-arm-exclusive.cpp new file mode 100644 index 000000000000..06f7a023adec --- /dev/null +++ b/test/CodeGenCXX/builtins-arm-exclusive.cpp @@ -0,0 +1,24 @@ +// RUN: %clang_cc1 -Wall -Werror -triple thumbv8-linux-gnueabi -fno-signed-char -emit-llvm -o - %s | FileCheck %s +// RUN: %clang_cc1 -Wall -Werror -triple arm64-apple-ios7.0 -emit-llvm -o - %s | FileCheck %s --check-prefix=CHECK-ARM64 + +bool b; + +// CHECK-LABEL: @_Z10test_ldrexv() +// CHECK: call i32 @llvm.arm.ldrex.p0i8(i8* @b) + +// CHECK-ARM64-LABEL: @_Z10test_ldrexv() +// CHECK-ARM64: call i64 @llvm.aarch64.ldxr.p0i8(i8* @b) + +void test_ldrex() { + b = __builtin_arm_ldrex(&b); +} + +// CHECK-LABEL: @_Z10tset_strexv() +// CHECK: %{{.*}} = call i32 @llvm.arm.strex.p0i8(i32 1, i8* @b) + +// CHECK-ARM64-LABEL: @_Z10tset_strexv() +// CHECK-ARM64: %{{.*}} = call i32 @llvm.aarch64.stxr.p0i8(i64 1, i8* @b) + +void tset_strex() { + __builtin_arm_strex(true, &b); +} |