diff options
| -rw-r--r-- | llvm/test/Transforms/SROA/tbaa-struct.ll | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/llvm/test/Transforms/SROA/tbaa-struct.ll b/llvm/test/Transforms/SROA/tbaa-struct.ll new file mode 100644 index 00000000000..d59e67a4cf3 --- /dev/null +++ b/llvm/test/Transforms/SROA/tbaa-struct.ll @@ -0,0 +1,32 @@ +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py +; RUN: opt -S -sroa %s | FileCheck %s + +; SROA should keep `!tbaa.struct` metadata + +%vector = type { float, float } +declare void @llvm.memcpy.p0i8.p0i8.i64(i8* writeonly, i8* readonly, i64, i1 immarg) +declare <2 x float> @foo(%vector* %0) + +define void @bar(%vector* %y2) { +; CHECK-LABEL: @bar( +; CHECK-NEXT: [[X14:%.*]] = call <2 x float> @foo(%vector* [[Y2:%.*]]) +; CHECK-NEXT: [[X7_SROA_0_0_X18_SROA_CAST:%.*]] = bitcast %vector* [[Y2]] to <2 x float>* +; CHECK-NEXT: store <2 x float> [[X14]], <2 x float>* [[X7_SROA_0_0_X18_SROA_CAST]], align 4 +; CHECK-NEXT: ret void +; + %x7 = alloca %vector + %x14 = call <2 x float> @foo(%vector* %y2) + %x15 = bitcast %vector* %x7 to <2 x float>* + store <2 x float> %x14, <2 x float>* %x15 + %x19 = bitcast %vector* %x7 to i8* + %x18 = bitcast %vector* %y2 to i8* + call void @llvm.memcpy.p0i8.p0i8.i64(i8* align 4 %x18, i8* align 4 %x19, i64 8, i1 false), !tbaa.struct !10 + ret void +} + +!4 = !{!"omnipotent char", !5, i64 0} +!5 = !{!"Simple C++ TBAA"} +!7 = !{!"vector", !8, i64 0, !8, i64 4} +!8 = !{!"float", !4, i64 0} +!10 = !{i64 0, i64 4, !11, i64 4, i64 4, !11} +!11 = !{!8, !8, i64 0} |
