#define DEBUG_TYPE "ipconstprop"
#include "llvm/Transforms/IPO.h"
+#include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/Statistic.h"
+#include "llvm/Analysis/ValueTracking.h"
#include "llvm/Constants.h"
#include "llvm/Instructions.h"
#include "llvm/Module.h"
#include "llvm/Pass.h"
-#include "llvm/Analysis/ValueTracking.h"
#include "llvm/Support/CallSite.h"
-#include "llvm/ADT/Statistic.h"
-#include "llvm/ADT/SmallVector.h"
using namespace llvm;
STATISTIC(NumArgumentsProped, "Number of args turned into constants");
///
struct IPCP : public ModulePass {
static char ID; // Pass identification, replacement for typeid
- IPCP() : ModulePass(ID) {}
+ IPCP() : ModulePass(ID) {
+ initializeIPCPPass(*PassRegistry::getPassRegistry());
+ }
bool runOnModule(Module &M);
private:
char IPCP::ID = 0;
INITIALIZE_PASS(IPCP, "ipconstprop",
- "Interprocedural constant propagation", false, false);
+ "Interprocedural constant propagation", false, false)
ModulePass *llvm::createIPConstantPropagationPass() { return new IPCP(); }
// Check to see if this function returns a constant.
SmallVector<Value *,4> RetVals;
- const StructType *STy = dyn_cast<StructType>(F.getReturnType());
+ StructType *STy = dyn_cast<StructType>(F.getReturnType());
if (STy)
for (unsigned i = 0, e = STy->getNumElements(); i < e; ++i)
RetVals.push_back(UndefValue::get(STy->getElementType(i)));
// Find the returned value
Value *V;
if (!STy)
- V = RI->getOperand(i);
+ V = RI->getOperand(0);
else
V = FindInsertedValue(RI->getOperand(0), i);