//
//===----------------------------------------------------------------------===//
-#define DEBUG_TYPE "partialinlining"
#include "llvm/Transforms/IPO.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/IR/CFG.h"
#include "llvm/Transforms/Utils/CodeExtractor.h"
using namespace llvm;
+#define DEBUG_TYPE "partialinlining"
+
STATISTIC(NumPartialInlined, "Number of functions partially inlined");
namespace {
BasicBlock* entryBlock = F->begin();
BranchInst *BR = dyn_cast<BranchInst>(entryBlock->getTerminator());
if (!BR || BR->isUnconditional())
- return 0;
+ return nullptr;
- BasicBlock* returnBlock = 0;
- BasicBlock* nonReturnBlock = 0;
+ BasicBlock* returnBlock = nullptr;
+ BasicBlock* nonReturnBlock = nullptr;
unsigned returnCount = 0;
- for (succ_iterator SI = succ_begin(entryBlock), SE = succ_end(entryBlock);
- SI != SE; ++SI)
- if (isa<ReturnInst>((*SI)->getTerminator())) {
- returnBlock = *SI;
+ for (BasicBlock *BB : successors(entryBlock)) {
+ if (isa<ReturnInst>(BB->getTerminator())) {
+ returnBlock = BB;
returnCount++;
} else
- nonReturnBlock = *SI;
+ nonReturnBlock = BB;
+ }
if (returnCount != 1)
- return 0;
+ return nullptr;
// Clone the function, so that we can hack away on it.
ValueToValueMapTy VMap;