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| author | Owen Anderson <resistor@mac.com> | 2010-08-31 04:41:06 +0000 |
|---|---|---|
| committer | Owen Anderson <resistor@mac.com> | 2010-08-31 04:41:06 +0000 |
| commit | c97fb52799eea845569425c0430b2b944cad7093 (patch) | |
| tree | 64dca7dfa0778734893fe9dfdd768bfb45b1dd4b /test/Transforms | |
| parent | 2e46e78c53011ddbc0587135c09b39077beb0c1e (diff) | |
| download | external_llvm-c97fb52799eea845569425c0430b2b944cad7093.zip external_llvm-c97fb52799eea845569425c0430b2b944cad7093.tar.gz external_llvm-c97fb52799eea845569425c0430b2b944cad7093.tar.bz2 | |
Remove r111665, which implemented store-narrowing in InstCombine. Chris discovered a miscompilation in it, and it's not easily
fixable at the optimizer level. I'll investigate reimplementing it in DAGCombine.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@112575 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Transforms')
| -rw-r--r-- | test/Transforms/InstCombine/2010-08-19-StoreNarrowing.ll | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/test/Transforms/InstCombine/2010-08-19-StoreNarrowing.ll b/test/Transforms/InstCombine/2010-08-19-StoreNarrowing.ll deleted file mode 100644 index d4d5289..0000000 --- a/test/Transforms/InstCombine/2010-08-19-StoreNarrowing.ll +++ /dev/null @@ -1,21 +0,0 @@ -; RUN: opt -S -instcombine %s | not grep and -target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" -target triple = "x86_64-apple-darwin10.0.0" - -%class.A = type { i8, [3 x i8] } - -define void @_ZN1AC2Ev(%class.A* %this) nounwind ssp align 2 { -entry: - %0 = bitcast %class.A* %this to i32* ; <i32*> [#uses=5] - %1 = load i32* %0, align 4 ; <i32> [#uses=1] - %2 = and i32 %1, -8 ; <i32> [#uses=2] - store i32 %2, i32* %0, align 4 - %3 = and i32 %2, -57 ; <i32> [#uses=1] - %4 = or i32 %3, 8 ; <i32> [#uses=2] - store i32 %4, i32* %0, align 4 - %5 = and i32 %4, -65 ; <i32> [#uses=2] - store i32 %5, i32* %0, align 4 - %6 = and i32 %5, -129 ; <i32> [#uses=1] - store i32 %6, i32* %0, align 4 - ret void -} |