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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 | 209b17cdaae7d2246382a35a09e09f43cd9a3d4f (patch) | |
| tree | b66966835071a350196f6bce3e57e6b0050517e3 /llvm/test/Bitcode | |
| parent | 41a993f6f86e94304d27e46d57d9aa8ae2834748 (diff) | |
| download | bcm5719-llvm-209b17cdaae7d2246382a35a09e09f43cd9a3d4f.tar.gz bcm5719-llvm-209b17cdaae7d2246382a35a09e09f43cd9a3d4f.zip | |
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.
llvm-svn: 191593
Diffstat (limited to 'llvm/test/Bitcode')
| -rw-r--r-- | llvm/test/Bitcode/upgrade-tbaa.ll | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/llvm/test/Bitcode/upgrade-tbaa.ll b/llvm/test/Bitcode/upgrade-tbaa.ll new file mode 100644 index 00000000000..e7389095b8c --- /dev/null +++ b/llvm/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]]} |
