polly/lib/Support/PollyDebug.cpp

   1 //===-PollyDebug.cpp -Provide support for debugging Polly passes-*- C++ -*-===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // Functions to aid printing Debug Info of all polly passes.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "polly/Support/PollyDebug.h"
  14 #include "llvm/Support/CommandLine.h"
  15
  16 using namespace polly;
  17 using namespace llvm;
  18
  19 bool PollyDebugFlag;
  20 bool polly::getPollyDebugFlag() { return PollyDebugFlag; }
  21
  22 // -debug - Command line option to enable the DEBUG statements in the passes.
  23 // This flag may only be enabled in debug builds.
  24 static cl::opt<bool, true>
  25     PollyDebug("polly-debug",
  26                cl::desc("Enable debug output for only polly passes."),
  27                cl::Hidden, cl::location(PollyDebugFlag), cl::ZeroOrMore);