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authorChris Lattner <sabre@nondot.org>2002-06-25 16:13:24 +0000
committerChris Lattner <sabre@nondot.org>2002-06-25 16:13:24 +0000
commit7e70829632f82de15db187845666aaca6e04b792 (patch)
tree48dd2d804e7ebec9a3cbd8bf229cb2a2aa20dce5 /lib/Transforms/Scalar/PiNodeInsertion.cpp
parent0b12b5f50ec77a8bd01b92d287c52d748619bb4b (diff)
MEGAPATCH checkin.
For details, See: docs/2002-06-25-MegaPatchInfo.txt git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@2779 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Scalar/PiNodeInsertion.cpp')
-rw-r--r--lib/Transforms/Scalar/PiNodeInsertion.cpp12
1 files changed, 5 insertions, 7 deletions
diff --git a/lib/Transforms/Scalar/PiNodeInsertion.cpp b/lib/Transforms/Scalar/PiNodeInsertion.cpp
index 2e9c32800b..2c16049684 100644
--- a/lib/Transforms/Scalar/PiNodeInsertion.cpp
+++ b/lib/Transforms/Scalar/PiNodeInsertion.cpp
@@ -42,7 +42,7 @@ namespace {
struct PiNodeInserter : public FunctionPass {
const char *getPassName() const { return "Pi Node Insertion"; }
- virtual bool runOnFunction(Function *F);
+ virtual bool runOnFunction(Function &F);
virtual void getAnalysisUsage(AnalysisUsage &AU) const {
AU.preservesCFG();
@@ -61,11 +61,10 @@ namespace {
Pass *createPiNodeInsertionPass() { return new PiNodeInserter(); }
-bool PiNodeInserter::runOnFunction(Function *F) {
+bool PiNodeInserter::runOnFunction(Function &F) {
bool Changed = false;
- for (Function::iterator I = F->begin(), E = F->end(); I != E; ++I) {
- BasicBlock *BB = *I;
- TerminatorInst *TI = BB->getTerminator();
+ for (Function::iterator I = F.begin(), E = F.end(); I != E; ++I) {
+ TerminatorInst *TI = I->getTerminator();
// FIXME: Insert PI nodes for switch statements too
@@ -112,8 +111,7 @@ bool PiNodeInserter::runOnFunction(Function *F) {
}
-// alreadyHasPiNodeFor - Return true if there is already a Pi node in BB for
-// V.
+// alreadyHasPiNodeFor - Return true if there is already a Pi node in BB for V.
static bool alreadyHasPiNodeFor(Value *V, BasicBlock *BB) {
for (Value::use_iterator I = V->use_begin(), E = V->use_end(); I != E; ++I)
if (PHINode *PN = dyn_cast<PHINode>(*I))