diff options
Diffstat (limited to 'test/CodeGen/c11atomics.c')
| -rw-r--r-- | test/CodeGen/c11atomics.c | 29 |
1 files changed, 22 insertions, 7 deletions
diff --git a/test/CodeGen/c11atomics.c b/test/CodeGen/c11atomics.c index 8d298af..5c761b1 100644 --- a/test/CodeGen/c11atomics.c +++ b/test/CodeGen/c11atomics.c @@ -1,4 +1,4 @@ -// RUN: %clang_cc1 %s -emit-llvm -o - -triple=armv7-unknown-freebsd -std=c11 | FileCheck %s +// RUN: %clang_cc1 %s -emit-llvm -o - -triple=armv5-unknown-freebsd -std=c11 | FileCheck %s // Test that we are generating atomicrmw instructions, rather than // compare-exchange loops for common atomic ops. This makes a big difference @@ -135,7 +135,7 @@ void testandeq(void) s &= 42; } -// CHECK: define arm_aapcscc void @testFloat(float* +// CHECK-LABEL: define arm_aapcscc void @testFloat(float* void testFloat(_Atomic(float) *fp) { // CHECK: [[FP:%.*]] = alloca float* // CHECK-NEXT: [[X:%.*]] = alloca float @@ -233,8 +233,6 @@ void testStruct(_Atomic(S) *fp) { // 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 @@ -245,8 +243,6 @@ void testStruct(_Atomic(S) *fp) { // 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 @@ -283,6 +279,9 @@ void testPromotedStruct(_Atomic(PS) *fp) { // CHECK-NEXT: [[F:%.*]] = alloca [[PS:%.*]], align 2 // CHECK-NEXT: [[TMP0:%.*]] = alloca [[APS]], align 8 // CHECK-NEXT: [[TMP1:%.*]] = alloca [[APS]], align 8 +// CHECK-NEXT: [[A:%.*]] = alloca i32, align 4 +// CHECK-NEXT: [[TMP2:%.*]] = alloca %struct.PS, align 2 +// CHECK-NEXT: [[TMP3:%.*]] = alloca [[APS]], align 8 // CHECK-NEXT: store [[APS]]* // CHECK-NEXT: [[P:%.*]] = load [[APS]]** [[FP]] @@ -298,7 +297,7 @@ void testPromotedStruct(_Atomic(PS) *fp) { __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: call void @llvm.memset.p0i8.i32(i8* [[T0]], i8 0, i32 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 @@ -319,6 +318,8 @@ void testPromotedStruct(_Atomic(PS) *fp) { PS f = *fp; // CHECK-NEXT: [[T0:%.*]] = load [[APS]]** [[FP]] +// CHECK-NEXT: [[T1:%.*]] = bitcast { %struct.PS, [2 x i8] }* [[TMP1]] to i8* +// CHECK-NEXT: call void @llvm.memset.p0i8.i32(i8* [[T1]], i8 0, i32 8, i32 8, i1 false) // 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* @@ -328,6 +329,20 @@ void testPromotedStruct(_Atomic(PS) *fp) { // CHECK-NEXT: call arm_aapcscc void @__atomic_store(i32 8, i8* [[T4]], i8* [[T5]], i32 5) *fp = f; +// CHECK-NEXT: [[T0:%.*]] = load [[APS]]** [[FP]], align 4 +// CHECK-NEXT: [[T1:%.*]] = bitcast [[APS]]* [[T0]] to i8* +// CHECK-NEXT: [[T2:%.*]] = bitcast [[APS]]* [[TMP3]] to i8* +// CHECK-NEXT: call arm_aapcscc void @__atomic_load(i32 8, i8* [[T1]], i8* [[T2]], i32 5) +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds [[APS]]* [[TMP3]], i32 0, i32 0 +// CHECK-NEXT: [[T1:%.*]] = bitcast %struct.PS* [[TMP2]] to i8* +// CHECK-NEXT: [[T2:%.*]] = bitcast %struct.PS* [[T0]] to i8* +// CHECK-NEXT: call void @llvm.memcpy.p0i8.p0i8.i32(i8* [[T1]], i8* [[T2]], i32 6, i32 2, i1 false) +// CHECK-NEXT: [[T0:%.*]] = getelementptr inbounds %struct.PS* [[TMP2]], i32 0, i32 0 +// CHECK-NEXT: [[T1:%.*]] = load i16* [[T0]], align 2 +// CHECK-NEXT: [[T2:%.*]] = sext i16 [[T1]] to i32 +// CHECK-NEXT: store i32 [[T2]], i32* [[A]], align 4 + int a = ((PS)*fp).x; + // CHECK-NEXT: ret void } |
