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| author | Bill Wendling <isanbard@gmail.com> | 2009-05-05 20:49:46 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2009-05-05 20:49:46 +0000 |
| commit | 5e2ac0cd9cae23859a5ad548949d1c8d609eff22 (patch) | |
| tree | 8f20092777e7643868beb561aa5e0ad9cc0471bf /llvm/lib/Transforms | |
| parent | d99feb8da41c9a731e4fb3b6bf7b1bed781d8d2f (diff) | |
| download | bcm5719-llvm-5e2ac0cd9cae23859a5ad548949d1c8d609eff22.tar.gz bcm5719-llvm-5e2ac0cd9cae23859a5ad548949d1c8d609eff22.zip | |
Temporarily reverting r71008. It was causing this failure:
Running /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/test/
CodeGen/X86/dg.exp ...
FAIL: /Volumes/Sandbox/Buildbot/llvm/full-llvm/build/llvm.src/test/
CodeGen/X86/change-compare-stride-1.ll
Failed with exit(1) at line 2
while running: grep {cmpq $-478,} change-compare-stride-1.ll.tmp
child process exited abnormally
llvm-svn: 71013
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp index 23f75630b76..4365adc629f 100644 --- a/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp +++ b/llvm/lib/Transforms/Scalar/LoopStrengthReduce.cpp @@ -2027,10 +2027,9 @@ ICmpInst *LoopStrengthReduce::ChangeCompareStride(Loop *L, ICmpInst *Cond, Scale = SSInt / CmpSSInt; int64_t NewCmpVal = CmpVal * Scale; - APInt Mul = APInt(BitWidth*2, CmpVal); - Mul = Mul * APInt(BitWidth*2, Scale); + APInt Mul = APInt(BitWidth, NewCmpVal); // Check for overflow. - if (!Mul.isSignedIntN(BitWidth)) + if (Mul.getSExtValue() != NewCmpVal) continue; // Watch out for overflow. |
