diff options
| author | Chris Lattner <sabre@nondot.org> | 2007-02-02 20:51:48 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2007-02-02 20:51:48 +0000 |
| commit | e777ff21b0a026715cb5c5549a7f943209cf3e39 (patch) | |
| tree | d6fa240210c0dcc8f459f478e5d1a539947ffac7 | |
| parent | b59673e65086e8cc150982b96a25366957357b9c (diff) | |
eliminate a malloc/free for (almost) every GEP processed. This speeds up
IPSCCP 3.3% on kimwitu.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@33793 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | lib/Transforms/Scalar/SCCP.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Transforms/Scalar/SCCP.cpp b/lib/Transforms/Scalar/SCCP.cpp index d22a1e286b..fdb5b1602a 100644 --- a/lib/Transforms/Scalar/SCCP.cpp +++ b/lib/Transforms/Scalar/SCCP.cpp @@ -968,7 +968,7 @@ void SCCPSolver::visitGetElementPtrInst(GetElementPtrInst &I) { LatticeVal &IV = ValueState[&I]; if (IV.isOverdefined()) return; - std::vector<Constant*> Operands; + SmallVector<Constant*, 8> Operands; Operands.reserve(I.getNumOperands()); for (unsigned i = 0, e = I.getNumOperands(); i != e; ++i) { @@ -986,7 +986,8 @@ void SCCPSolver::visitGetElementPtrInst(GetElementPtrInst &I) { Constant *Ptr = Operands[0]; Operands.erase(Operands.begin()); // Erase the pointer from idx list... - markConstant(IV, &I, ConstantExpr::getGetElementPtr(Ptr, Operands)); + markConstant(IV, &I, ConstantExpr::getGetElementPtr(Ptr, &Operands[0], + Operands.size())); } void SCCPSolver::visitStoreInst(Instruction &SI) { |