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| author | Dan Gohman <gohman@apple.com> | 2009-05-07 19:43:39 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2009-05-07 19:43:39 +0000 |
| commit | 140a6f24f0ca2bdc7694add39c0b84063eeb1174 (patch) | |
| tree | cda545c74f1209b4749ca4ba4a031b01c6b4a064 /llvm/lib/Transforms | |
| parent | 6840b65ab7dcf4506a57451145aaf7dc2f89291c (diff) | |
| download | bcm5719-llvm-140a6f24f0ca2bdc7694add39c0b84063eeb1174.tar.gz bcm5719-llvm-140a6f24f0ca2bdc7694add39c0b84063eeb1174.zip | |
Perform constant folding on operands of instructions with non-void
types, such as loads and calls.
llvm-svn: 71175
Diffstat (limited to 'llvm/lib/Transforms')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/InstructionCombining.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp index 9feb442df97..c285c324ddb 100644 --- a/llvm/lib/Transforms/Scalar/InstructionCombining.cpp +++ b/llvm/lib/Transforms/Scalar/InstructionCombining.cpp @@ -12770,7 +12770,9 @@ bool InstCombiner::DoOneIteration(Function &F, unsigned Iteration) { continue; } - if (TD && I->getType()->getTypeID() == Type::VoidTyID) { + if (TD && + (I->getType()->getTypeID() == Type::VoidTyID || + I->isTrapping())) { // See if we can constant fold its operands. for (User::op_iterator i = I->op_begin(), e = I->op_end(); i != e; ++i) if (ConstantExpr *CE = dyn_cast<ConstantExpr>(i)) |
