#define INSTCOMBINE_INSTCOMBINE_H
#include "InstCombineWorklist.h"
+#include "llvm/Operator.h"
#include "llvm/Pass.h"
#include "llvm/Analysis/ValueTracking.h"
#include "llvm/Support/IRBuilder.h"
: public FunctionPass,
public InstVisitor<InstCombiner, Instruction*> {
TargetData *TD;
- bool MustPreserveLCSSA;
bool MadeIRChange;
public:
/// Worklist - All of the instructions that need to be simplified.
Instruction *transformCallThroughTrampoline(CallSite CS);
Instruction *transformZExtICmp(ICmpInst *ICI, Instruction &CI,
bool DoXform = true);
+ Instruction *transformSExtICmp(ICmpInst *ICI, Instruction &CI);
bool WillNotOverflowSignedAdd(Value *LHS, Value *RHS);
Value *EmitGEPOffset(User *GEP);
Worklist.Add(New);
return New;
}
-
+
+ // InsertNewInstWith - same as InsertNewInstBefore, but also sets the
+ // debug loc.
+ //
+ Instruction *InsertNewInstWith(Instruction *New, Instruction &Old) {
+ New->setDebugLoc(Old.getDebugLoc());
+ return InsertNewInstBefore(New, Old);
+ }
+
// ReplaceInstUsesWith - This method is to be used when an instruction is
// found to be dead, replacable with another preexisting expression. Here
// we add all uses of I to the worklist, replace all uses of I with the new