Line data    Source code

       1             : //===- ValueLattice.cpp - Value constraint analysis -------------*- C++ -*-===//
       2             : //
       3             : //                     The LLVM Compiler Infrastructure
       4             : //
       5             : // This file is distributed under the University of Illinois Open Source
       6             : // License. See LICENSE.TXT for details.
       7             : //
       8             : //===----------------------------------------------------------------------===//
       9             : 
      10             : #include "llvm/Analysis/ValueLattice.h"
      11             : 
      12             : namespace llvm {
      13         111 : raw_ostream &operator<<(raw_ostream &OS, const ValueLatticeElement &Val) {
      14         111 :   if (Val.isUndefined())
      15           0 :     return OS << "undefined";
      16         111 :   if (Val.isOverdefined())
      17          90 :     return OS << "overdefined";
      18             : 
      19          21 :   if (Val.isNotConstant())
      20           0 :     return OS << "notconstant<" << *Val.getNotConstant() << ">";
      21          21 :   if (Val.isConstantRange())
      22          21 :     return OS << "constantrange<" << Val.getConstantRange().getLower() << ", "
      23          42 :               << Val.getConstantRange().getUpper() << ">";
      24           0 :   return OS << "constant<" << *Val.getConstant() << ">";
      25             : }
      26             : } // end namespace llvm