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| author | Rafael Espindola <rafael.espindola@gmail.com> | 2009-04-16 12:34:53 +0000 |
|---|---|---|
| committer | Rafael Espindola <rafael.espindola@gmail.com> | 2009-04-16 12:34:53 +0000 |
| commit | 5e42177a0f2a5bda77ffb00bae1caa7e6eb373f2 (patch) | |
| tree | dd004f2760ec82c55ed0b5b619467fdc90c6d522 /llvm/lib/Target/X86/X86ISelDAGToDAG.cpp | |
| parent | 092f0ccd9c994da4e9bd5bb402a4d9776d1befd3 (diff) | |
| download | bcm5719-llvm-5e42177a0f2a5bda77ffb00bae1caa7e6eb373f2.tar.gz bcm5719-llvm-5e42177a0f2a5bda77ffb00bae1caa7e6eb373f2.zip | |
fix PR3995. A scale must be 1, 2, 4 or 8.
llvm-svn: 69284
Diffstat (limited to 'llvm/lib/Target/X86/X86ISelDAGToDAG.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelDAGToDAG.cpp | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp b/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp index 18a574fc5ae..4b698cec1a5 100644 --- a/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp +++ b/llvm/lib/Target/X86/X86ISelDAGToDAG.cpp @@ -1041,7 +1041,7 @@ bool X86DAGToDAGISel::MatchAddress(SDValue N, X86ISelAddressMode &AM, // a scaled index. if (Shift.getOpcode() == ISD::SRL && Shift.hasOneUse()) { unsigned ScaleLog = 8 - C1->getZExtValue(); - if (ScaleLog > 0 && ScaleLog < 64 && + if (ScaleLog > 0 && ScaleLog < 4 && C2->getZExtValue() == (UINT64_C(0xff) << ScaleLog)) { SDValue Eight = CurDAG->getConstant(8, MVT::i8); SDValue Mask = CurDAG->getConstant(0xff, N.getValueType()); |
