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| author | Peter Zotov <whitequark@whitequark.org> | 2016-04-03 17:11:53 +0000 |
|---|---|---|
| committer | Peter Zotov <whitequark@whitequark.org> | 2016-04-03 17:11:53 +0000 |
| commit | f87e550e89f932d042855572a55cb8a2b3f7dcad (patch) | |
| tree | 5111ca607e78dbabd6c3109a09c975b3fb0c4ccd /llvm/lib/CodeGen/CodeGenPrepare.cpp | |
| parent | 0b6d7bc6820702a803ec180435b899e692e8c229 (diff) | |
| download | bcm5719-llvm-f87e550e89f932d042855572a55cb8a2b3f7dcad.tar.gz bcm5719-llvm-f87e550e89f932d042855572a55cb8a2b3f7dcad.zip | |
[CodeGenPrepare] Fix r265264.
The case where there was no TargetLowering was not handled,
leading to null pointer dereferences.
llvm-svn: 265265
Diffstat (limited to 'llvm/lib/CodeGen/CodeGenPrepare.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/CodeGenPrepare.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/llvm/lib/CodeGen/CodeGenPrepare.cpp b/llvm/lib/CodeGen/CodeGenPrepare.cpp index afd37a0efe7..ba68a4ec252 100644 --- a/llvm/lib/CodeGen/CodeGenPrepare.cpp +++ b/llvm/lib/CodeGen/CodeGenPrepare.cpp @@ -910,8 +910,8 @@ static bool SinkCmpExpression(CmpInst *CI, const TargetLowering &TLI) { return MadeChange; } -static bool OptimizeCmpExpression(CmpInst *CI, const TargetLowering &TLI) { - if (SinkCmpExpression(CI, TLI)) +static bool OptimizeCmpExpression(CmpInst *CI, const TargetLowering *TLI) { + if (TLI && SinkCmpExpression(CI, *TLI)) return true; if (CombineUAddWithOverflow(CI)) @@ -5177,7 +5177,7 @@ bool CodeGenPrepare::optimizeInst(Instruction *I, bool& ModifiedDT) { if (CmpInst *CI = dyn_cast<CmpInst>(I)) if (!TLI || !TLI->hasMultipleConditionRegisters()) - return OptimizeCmpExpression(CI, *TLI); + return OptimizeCmpExpression(CI, TLI); if (LoadInst *LI = dyn_cast<LoadInst>(I)) { stripInvariantGroupMetadata(*LI); |
