From 91826c63c844ec5772600d056486c99b6c44831e Mon Sep 17 00:00:00 2001 From: Bill Wendling Date: Tue, 31 Jan 2012 06:57:53 +0000 Subject: [PATCH] Cache the size of the vector instead of calling .size() all over the place. llvm-svn: 149368 --- lib/Transforms/Scalar/GVN.cpp | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/lib/Transforms/Scalar/GVN.cpp b/lib/Transforms/Scalar/GVN.cpp index e2617ed3d28..6e928b798a3 100644 --- a/lib/Transforms/Scalar/GVN.cpp +++ b/lib/Transforms/Scalar/GVN.cpp @@ -1278,14 +1278,14 @@ bool GVN::processNonLocalLoad(LoadInst *LI) { // If we had to process more than one hundred blocks to find the // dependencies, this load isn't worth worrying about. Optimizing // it will be too expensive. - if (Deps.size() > 100) + unsigned NumDeps = Deps.size(); + if (NumDeps > 100) return false; // If we had a phi translation failure, we'll have a single entry which is a // clobber in the current block. Reject this early. - if (Deps.size() == 1 - && !Deps[0].getResult().isDef() && !Deps[0].getResult().isClobber()) - { + if (NumDeps == 1 && + !Deps[0].getResult().isDef() && !Deps[0].getResult().isClobber()) { DEBUG( dbgs() << "GVN: non-local load "; WriteAsOperand(dbgs(), LI); @@ -1301,7 +1301,7 @@ bool GVN::processNonLocalLoad(LoadInst *LI) { SmallVector ValuesPerBlock; SmallVector UnavailableBlocks; - for (unsigned i = 0, e = Deps.size(); i != e; ++i) { + for (unsigned i = 0, e = NumDeps; i != e; ++i) { BasicBlock *DepBB = Deps[i].getBB(); MemDepResult DepInfo = Deps[i].getResult();