//
//===----------------------------------------------------------------------===//
-#define DEBUG_TYPE "ipconstprop"
#include "llvm/Transforms/IPO.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Statistic.h"
#include "llvm/Pass.h"
using namespace llvm;
+#define DEBUG_TYPE "ipconstprop"
+
STATISTIC(NumArgumentsProped, "Number of args turned into constants");
STATISTIC(NumReturnValProped, "Number of return values turned into constants");
continue;
Constant *C = dyn_cast<Constant>(*AI);
- if (C && ArgumentConstants[i].first == 0) {
+ if (C && ArgumentConstants[i].first == nullptr) {
ArgumentConstants[i].first = C; // First constant seen.
} else if (C && ArgumentConstants[i].first == C) {
// Still the constant value we think it is.
continue;
Value *V = ArgumentConstants[i].first;
- if (V == 0) V = UndefValue::get(AI->getType());
+ if (!V) V = UndefValue::get(AI->getType());
AI->replaceAllUsesWith(V);
++NumArgumentsProped;
MadeChange = true;
}
// Different or no known return value? Don't propagate this return
// value.
- RetVals[i] = 0;
+ RetVals[i] = nullptr;
// All values non-constant? Stop looking.
if (++NumNonConstant == RetVals.size())
return false;
MadeChange = true;
- if (STy == 0) {
+ if (!STy) {
Value* New = RetVals[0];
if (Argument *A = dyn_cast<Argument>(New))
// Was an argument returned? Then find the corresponding argument in