message: Minor fixes on the typo/naming/style in the Pattern.cpp file
diff: @@ -266,11 +266,13 @@ std::vector<tblgen::AppliedConstraint> tblgen::Pattern::getConstraints() const {
  }
  int tblgen::Pattern::getBenefit() const {
  - // The default benefit value is a heristic with number of ops in the source
  + // The initial benefit value is a heuristic with number of ops in the source
  // pattern.
  - int defaultBenefit = getSourcePattern().getNumOps();
  + int initBenefit = getSourcePattern().getNumOps();
  llvm::DagInit *delta = def.getValueAsDag("benefitDelta");
  - if (delta->getNumArgs() != 1 || !isa<llvm::IntInit>(delta->getArg(0)))
  - PrintFatalError(def.getLoc(), "The 'AddedBenefit' can only be an integer");
  - return defaultBenefit + dyn_cast<llvm::IntInit>(delta->getArg(0))->getValue();
  + if (delta->getNumArgs() != 1 || !isa<llvm::IntInit>(delta->getArg(0))) {
  + PrintFatalError(def.getLoc(),
  + "The 'addBenefit' takes and only takes one integer value");
  + }
  + return initBenefit + dyn_cast<llvm::IntInit>(delta->getArg(0))->getValue();
  }
  