diff options
Diffstat (limited to 'clang/test/CodeGen/c11atomics.c')
| -rw-r--r-- | clang/test/CodeGen/c11atomics.c | 207 |
1 files changed, 207 insertions, 0 deletions
diff --git a/clang/test/CodeGen/c11atomics.c b/clang/test/CodeGen/c11atomics.c index 726fc5166fb..8d298af0191 100644 --- a/clang/test/CodeGen/c11atomics.c +++ b/clang/test/CodeGen/c11atomics.c @@ -135,3 +135,210 @@ void testandeq(void) s &= 42; } +// CHECK: define arm_aapcscc void @testFloat(float* +void testFloat(_Atomic(float) *fp) { +// CHECK: [[FP:%.*]] = alloca float* +// CHECK-NEXT: [[X:%.*]] = alloca float +// CHECK-NEXT: [[F:%.*]] = alloca float +// CHECK-NEXT: [[TMP0:%.*]] = alloca float +// CHECK-NEXT: [[TMP1:%.*]] = alloca float +// CHECK-NEXT: store float* {{%.*}}, float** [[FP]] + +// CHECK-NEXT: [[T0:%.*]] = load float** [[FP]] +// CHECK-NEXT: store float 1.000000e+00, float* [[T0]], align 4 + __c11_atomic_init(fp, 1.0f); + +// CHECK-NEXT: store float 2.000000e+00, float* [[X]], align 4 + _Atomic(float) x = 2.0f; + +// CHECK-NEXT: [[T0:%.*]] = load float** [[FP]] +// CHECK-NEXT: [[T1:%.*]] = bitcast float* [[T0]] to i8* +// CHECK-NEXT: [[T2:%.*]] = bitcast float* [[TMP0]] to i8* +// CHECK-NEXT: call arm_aapcscc void @__atomic_load(i32 4, i8* [[T1]], i8* [[T2]], i32 5) +// CHECK-NEXT: [[T3:%.*]] = load float* [[TMP0]], align 4 +// CHECK-NEXT: store float [[T3]], float* [[F]] + float f = *fp; + +// CHECK-NEXT: [[T0:%.*]] = load float* [[F]], align 4 +// CHECK-NEXT: [[T1:%.*]] = load float** [[FP]], align 4 +// CHECK-NEXT: store float [[T0]], float* [[TMP1]], align 4 +// CHECK-NEXT: [[T2:%.*]] = bitcast float* [[T1]] to i8* +// CHECK-NEXT: [[T3:%.*]] = bitcast float* [[TMP1]] to i8* +// CHECK-NEXT: call arm_aapcscc void @__atomic_store(i32 4, i8* [[T2]], i8* [[T3]], i32 5) + *fp = f; + +// CHECK-NEXT: ret void +} + +// CHECK: define arm_aapcscc void @testComplexFloat([[CF:{ float, float }]]* +void testComplexFloat(_Atomic(_Complex float) *fp) { +// CHECK: [[FP:%.*]] = alloca [[CF]]*, align 4 +// CHECK-NEXT: [[X:%.*]] = alloca [[CF]], align 8 +// CHECK-NEXT: [[F:%.*]] = alloca [[CF]], align 4 +// CHECK-NEXT: [[TMP0:%.*]] = alloca [[CF]], align 8 +// CHECK-NEXT: [[TMP1:%.*]] = alloca [[CF]], align 8 +// CHECK-NEXT: store [[CF]]* + +// CHECK-NEXT: [[P:%.*]] = load [[CF]]** [[FP]] +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[CF]]* [[P]], i32 0, i32 0 +// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[CF]]* [[P]], i32 0, i32 1 +// CHECK-NEXT: store float 1.000000e+00, float* [[T0]] +// CHECK-NEXT: store float 0.000000e+00, float* [[T1]] + __c11_atomic_init(fp, 1.0f); + +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[CF]]* [[X]], i32 0, i32 0 +// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[CF]]* [[X]], i32 0, i32 1 +// CHECK-NEXT: store float 2.000000e+00, float* [[T0]] +// CHECK-NEXT: store float 0.000000e+00, float* [[T1]] + _Atomic(_Complex float) x = 2.0f; + +// CHECK-NEXT: [[T0:%.*]] = load [[CF]]** [[FP]] +// CHECK-NEXT: [[T1:%.*]] = bitcast [[CF]]* [[T0]] to i8* +// CHECK-NEXT: [[T2:%.*]] = bitcast [[CF]]* [[TMP0]] to i8* +// CHECK-NEXT: call arm_aapcscc void @__atomic_load(i32 8, i8* [[T1]], i8* [[T2]], i32 5) +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[CF]]* [[TMP0]], i32 0, i32 0 +// CHECK-NEXT: [[R:%.*]] = load float* [[T0]] +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[CF]]* [[TMP0]], i32 0, i32 1 +// CHECK-NEXT: [[I:%.*]] = load float* [[T0]] +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[CF]]* [[F]], i32 0, i32 0 +// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[CF]]* [[F]], i32 0, i32 1 +// CHECK-NEXT: store float [[R]], float* [[T0]] +// CHECK-NEXT: store float [[I]], float* [[T1]] + _Complex float f = *fp; + +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[CF]]* [[F]], i32 0, i32 0 +// CHECK-NEXT: [[R:%.*]] = load float* [[T0]] +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[CF]]* [[F]], i32 0, i32 1 +// CHECK-NEXT: [[I:%.*]] = load float* [[T0]] +// CHECK-NEXT: [[DEST:%.*]] = load [[CF]]** [[FP]], align 4 +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[CF]]* [[TMP1]], i32 0, i32 0 +// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[CF]]* [[TMP1]], i32 0, i32 1 +// CHECK-NEXT: store float [[R]], float* [[T0]] +// CHECK-NEXT: store float [[I]], float* [[T1]] +// CHECK-NEXT: [[T0:%.*]] = bitcast [[CF]]* [[DEST]] to i8* +// CHECK-NEXT: [[T1:%.*]] = bitcast [[CF]]* [[TMP1]] to i8* +// CHECK-NEXT: call arm_aapcscc void @__atomic_store(i32 8, i8* [[T0]], i8* [[T1]], i32 5) + *fp = f; + +// CHECK-NEXT: ret void +} + +typedef struct { short x, y, z, w; } S; +// CHECK: define arm_aapcscc void @testStruct([[S:.*]]* +void testStruct(_Atomic(S) *fp) { +// CHECK: [[FP:%.*]] = alloca [[S]]*, align 4 +// CHECK-NEXT: [[X:%.*]] = alloca [[S]], align 8 +// CHECK-NEXT: [[F:%.*]] = alloca [[S:%.*]], align 2 +// CHECK-NEXT: [[TMP0:%.*]] = alloca [[S]], align 8 +// CHECK-NEXT: store [[S]]* + +// CHECK-NEXT: [[P:%.*]] = load [[S]]** [[FP]] +// CHECK-NEXT: [[T0:%.*]] = bitcast [[S]]* [[P]] to i8* +// CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* [[T0]], i8 0, i64 8, i32 8, i1 false) +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[S]]* [[P]], i32 0, i32 0 +// CHECK-NEXT: store i16 1, i16* [[T0]], align 2 +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[S]]* [[P]], i32 0, i32 1 +// CHECK-NEXT: store i16 2, i16* [[T0]], align 2 +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[S]]* [[P]], i32 0, i32 2 +// CHECK-NEXT: store i16 3, i16* [[T0]], align 2 +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[S]]* [[P]], i32 0, i32 3 +// CHECK-NEXT: store i16 4, i16* [[T0]], align 2 + __c11_atomic_init(fp, (S){1,2,3,4}); + +// CHECK-NEXT: [[T0:%.*]] = bitcast [[S]]* [[X]] to i8* +// CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* [[T0]], i8 0, i64 8, i32 8, i1 false) +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[S]]* [[X]], i32 0, i32 0 +// CHECK-NEXT: store i16 1, i16* [[T0]], align 2 +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[S]]* [[X]], i32 0, i32 1 +// CHECK-NEXT: store i16 2, i16* [[T0]], align 2 +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[S]]* [[X]], i32 0, i32 2 +// CHECK-NEXT: store i16 3, i16* [[T0]], align 2 +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[S]]* [[X]], i32 0, i32 3 +// CHECK-NEXT: store i16 4, i16* [[T0]], align 2 + _Atomic(S) x = (S){1,2,3,4}; + +// CHECK-NEXT: [[T0:%.*]] = load [[S]]** [[FP]] +// CHECK-NEXT: [[T1:%.*]] = bitcast [[S]]* [[T0]] to i8* +// CHECK-NEXT: [[T2:%.*]] = bitcast [[S]]* [[F]] to i8* +// CHECK-NEXT: call arm_aapcscc void @__atomic_load(i32 8, i8* [[T1]], i8* [[T2]], i32 5) + S f = *fp; + +// CHECK-NEXT: [[T0:%.*]] = load [[S]]** [[FP]] +// CHECK-NEXT: [[T1:%.*]] = bitcast [[S]]* [[TMP0]] to i8* +// CHECK-NEXT: [[T2:%.*]] = bitcast [[S]]* [[F]] to i8* +// CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i32(i8* [[T1]], i8* [[T2]], i32 8, i32 2, i1 false) +// CHECK-NEXT: [[T3:%.*]] = bitcast [[S]]* [[T0]] to i8* +// CHECK-NEXT: [[T4:%.*]] = bitcast [[S]]* [[TMP0]] to i8* +// CHECK-NEXT: call arm_aapcscc void @__atomic_store(i32 8, i8* [[T3]], i8* [[T4]], i32 5) + *fp = f; + +// CHECK-NEXT: ret void +} + +typedef struct { short x, y, z; } PS; +// CHECK: define arm_aapcscc void @testPromotedStruct([[APS:.*]]* +void testPromotedStruct(_Atomic(PS) *fp) { +// CHECK: [[FP:%.*]] = alloca [[APS]]*, align 4 +// CHECK-NEXT: [[X:%.*]] = alloca [[APS]], align 8 +// CHECK-NEXT: [[F:%.*]] = alloca [[PS:%.*]], align 2 +// CHECK-NEXT: [[TMP0:%.*]] = alloca [[APS]], align 8 +// CHECK-NEXT: [[TMP1:%.*]] = alloca [[APS]], align 8 +// CHECK-NEXT: store [[APS]]* + +// CHECK-NEXT: [[P:%.*]] = load [[APS]]** [[FP]] +// CHECK-NEXT: [[T0:%.*]] = bitcast [[APS]]* [[P]] to i8* +// CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* [[T0]], i8 0, i64 8, i32 8, i1 false) +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[APS]]* [[P]], i32 0, i32 0 +// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[PS]]* [[T0]], i32 0, i32 0 +// CHECK-NEXT: store i16 1, i16* [[T1]], align 2 +// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[PS]]* [[T0]], i32 0, i32 1 +// CHECK-NEXT: store i16 2, i16* [[T1]], align 2 +// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[PS]]* [[T0]], i32 0, i32 2 +// CHECK-NEXT: store i16 3, i16* [[T1]], align 2 + __c11_atomic_init(fp, (PS){1,2,3}); + +// CHECK-NEXT: [[T0:%.*]] = bitcast [[APS]]* [[X]] to i8* +// CHECK-NEXT: call void @llvm.memset.p0i8.i64(i8* [[T0]], i8 0, i64 8, i32 8, i1 false) +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[APS]]* [[X]], i32 0, i32 0 +// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[PS]]* [[T0]], i32 0, i32 0 +// CHECK-NEXT: store i16 1, i16* [[T1]], align 2 +// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[PS]]* [[T0]], i32 0, i32 1 +// CHECK-NEXT: store i16 2, i16* [[T1]], align 2 +// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[PS]]* [[T0]], i32 0, i32 2 +// CHECK-NEXT: store i16 3, i16* [[T1]], align 2 + _Atomic(PS) x = (PS){1,2,3}; + +// CHECK-NEXT: [[T0:%.*]] = load [[APS]]** [[FP]] +// CHECK-NEXT: [[T1:%.*]] = bitcast [[APS]]* [[T0]] to i8* +// CHECK-NEXT: [[T2:%.*]] = bitcast [[APS]]* [[TMP0]] to i8* +// CHECK-NEXT: call arm_aapcscc void @__atomic_load(i32 8, i8* [[T1]], i8* [[T2]], i32 5) +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[APS]]* [[TMP0]], i32 0, i32 0 +// CHECK-NEXT: [[T1:%.*]] = bitcast [[PS]]* [[F]] to i8* +// CHECK-NEXT: [[T2:%.*]] = bitcast [[PS]]* [[T0]] to i8* +// CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i32(i8* [[T1]], i8* [[T2]], i32 6, i32 2, i1 false) + PS f = *fp; + +// CHECK-NEXT: [[T0:%.*]] = load [[APS]]** [[FP]] +// CHECK-NEXT: [[T1:%.*]] = getelementptr inbounds [[APS]]* [[TMP1]], i32 0, i32 0 +// CHECK-NEXT: [[T2:%.*]] = bitcast [[PS]]* [[T1]] to i8* +// CHECK-NEXT: [[T3:%.*]] = bitcast [[PS]]* [[F]] to i8* +// CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i32(i8* [[T2]], i8* [[T3]], i32 6, i32 2, i1 false) +// CHECK-NEXT: [[T4:%.*]] = bitcast [[APS]]* [[T0]] to i8* +// CHECK-NEXT: [[T5:%.*]] = bitcast [[APS]]* [[TMP1]] to i8* +// CHECK-NEXT: call arm_aapcscc void @__atomic_store(i32 8, i8* [[T4]], i8* [[T5]], i32 5) + *fp = f; + +// CHECK-NEXT: ret void +} + +// CHECK: define arm_aapcscc void @testPromotedStructOps([[APS:.*]]* + +// FIXME: none of these look right, but we can leave the "test" here +// to make sure they at least don't crash. +void testPromotedStructOps(_Atomic(PS) *p) { + PS a = __c11_atomic_load(p, 5); + __c11_atomic_store(p, a, 5); + PS b = __c11_atomic_exchange(p, a, 5); + _Bool v = __c11_atomic_compare_exchange_strong(p, &b, a, 5, 5); + v = __c11_atomic_compare_exchange_weak(p, &b, a, 5, 5); +} |
