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| author | Dan Gohman <gohman@apple.com> | 2010-12-10 21:48:28 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-12-10 21:48:28 +0000 |
| commit | 839c092548280561beb4720d74aee174ed113fd0 (patch) | |
| tree | f1814d209cc74669ed6f79daa12b5e9500cf5ca3 /test/Analysis/TypeBasedAliasAnalysis | |
| parent | 0be099da7937c13794e148ebcafa7880c01ed11a (diff) | |
| download | external_llvm-839c092548280561beb4720d74aee174ed113fd0.zip external_llvm-839c092548280561beb4720d74aee174ed113fd0.tar.gz external_llvm-839c092548280561beb4720d74aee174ed113fd0.tar.bz2 | |
Revert r121520, which may have introduced miscompilations.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@121573 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Analysis/TypeBasedAliasAnalysis')
| -rw-r--r-- | test/Analysis/TypeBasedAliasAnalysis/precedence.ll | 29 |
1 files changed, 2 insertions, 27 deletions
diff --git a/test/Analysis/TypeBasedAliasAnalysis/precedence.ll b/test/Analysis/TypeBasedAliasAnalysis/precedence.ll index ade39f7..9fa859e 100644 --- a/test/Analysis/TypeBasedAliasAnalysis/precedence.ll +++ b/test/Analysis/TypeBasedAliasAnalysis/precedence.ll @@ -1,5 +1,5 @@ -; RUN: opt -enable-tbaa -basicaa -tbaa -gvn -instcombine -S < %s | FileCheck %s --check-prefix=TBAA -; RUN: opt -enable-tbaa -tbaa -basicaa -gvn -instcombine -S < %s | FileCheck %s --check-prefix=BASICAA +; RUN: opt -enable-tbaa -basicaa -tbaa -gvn -instcombine -S < %s | grep {ret i32 0} +; RUN: opt -enable-tbaa -tbaa -basicaa -gvn -instcombine -S < %s | grep {ret i32 1075000115} ; According to the TBAA metadata the load and store don't alias. However, ; according to the actual code, they do. The order of the alias analysis @@ -7,12 +7,6 @@ target datalayout = "e-p:64:64:64" -; Test for simple MustAlias aliasing. - -; TBAA: @trouble -; TBAA: ret i32 0 -; BASICAA: @trouble -; BASICAA: ret i32 1075000115 define i32 @trouble(i32* %x) nounwind { entry: store i32 0, i32* %x, !tbaa !0 @@ -22,25 +16,6 @@ entry: ret i32 %tmp3 } -; Test for PartialAlias aliasing. GVN doesn't yet eliminate the load -; in the BasicAA case. - -; TBAA: @offset -; TBAA: ret i64 0 -; BASICAA: @offset -; BASICAA: ret i64 %tmp3 -define i64 @offset(i64* %x) nounwind { -entry: - store i64 0, i64* %x, !tbaa !4 - %0 = bitcast i64* %x to i8* - %1 = getelementptr i8* %0, i64 1 - store i8 1, i8* %1, !tbaa !5 - %tmp3 = load i64* %x, !tbaa !4 - ret i64 %tmp3 -} - !0 = metadata !{metadata !"int", metadata !1} !1 = metadata !{metadata !"simple"} !3 = metadata !{metadata !"float", metadata !1} -!4 = metadata !{metadata !"long", metadata !1} -!5 = metadata !{metadata !"small", metadata !1} |