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| author | Manman Ren <manman.ren@gmail.com> | 2013-09-28 00:22:27 +0000 |
|---|---|---|
| committer | Manman Ren <manman.ren@gmail.com> | 2013-09-28 00:22:27 +0000 |
| commit | 804f034bd18789e9bbf4c70c10189dd6dbf04128 (patch) | |
| tree | 934646950d694157e4fc94e5fd7bb19a8e231697 /test/Bitcode | |
| parent | 6ff59a16a05d43fdda587ce600b5b42a63cf3d33 (diff) | |
| download | llvm-804f034bd18789e9bbf4c70c10189dd6dbf04128.tar.gz llvm-804f034bd18789e9bbf4c70c10189dd6dbf04128.tar.bz2 llvm-804f034bd18789e9bbf4c70c10189dd6dbf04128.tar.xz | |
AutoUpgrade: upgrade from scalar TBAA format to struct-path aware TBAA format.
We treat TBAA tags as struct-path aware TBAA format when the first operand
is a MDNode and the tag has 3 or more operands.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191593 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Bitcode')
| -rw-r--r-- | test/Bitcode/upgrade-tbaa.ll | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/Bitcode/upgrade-tbaa.ll b/test/Bitcode/upgrade-tbaa.ll new file mode 100644 index 0000000000..e7389095b8 --- /dev/null +++ b/test/Bitcode/upgrade-tbaa.ll @@ -0,0 +1,23 @@ +; RUN: llvm-as < %s | llvm-dis | FileCheck %s + +; Function Attrs: nounwind +define void @_Z4testPiPf(i32* nocapture %pI, float* nocapture %pF) #0 { +entry: + store i32 0, i32* %pI, align 4, !tbaa !{metadata !"int", metadata !0} + ; CHECK: store i32 0, i32* %pI, align 4, !tbaa [[TAG_INT:!.*]] + store float 1.000000e+00, float* %pF, align 4, !tbaa !2 + ; CHECK: store float 1.000000e+00, float* %pF, align 4, !tbaa [[TAG_FLOAT:!.*]] + ret void +} + +attributes #0 = { nounwind "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-nans-fp-math"="false" "no-realign-stack" "stack-protector-buffer-size"="8" "unsafe-fp-math"="false" "use-soft-float"="false" } + +!0 = metadata !{metadata !"omnipotent char", metadata !1} +!1 = metadata !{metadata !"Simple C/C++ TBAA"} +!2 = metadata !{metadata !"float", metadata !0} + +; CHECK: [[TAG_INT]] = metadata !{metadata [[TYPE_INT:!.*]], metadata [[TYPE_INT]], i64 0} +; CHECK: [[TYPE_INT]] = metadata !{metadata !"int", metadata [[TYPE_CHAR:!.*]]} +; CHECK: [[TYPE_CHAR]] = metadata !{metadata !"omnipotent char", metadata !{{.*}} +; CHECK: [[TAG_FLOAT]] = metadata !{metadata [[TYPE_FLOAT:!.*]], metadata [[TYPE_FLOAT]], i64 0} +; CHECK: [[TYPE_FLOAT]] = metadata !{metadata !"float", metadata [[TYPE_CHAR]]} |