AutoUpgrade: upgrade from scalar TBAA format to struct-path aware TBAA format.

[oota-llvm.git] / test / Bitcode / upgrade-tbaa.ll

diff --git a/test/Bitcode/upgrade-tbaa.ll b/test/Bitcode/upgrade-tbaa.ll
new file mode 100644 (file)
index 0000000..e738909
--- /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]]}