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      1 //===-- ObjCARC.cpp -------------------------------------------------------===//
      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 // This file implements common infrastructure for libLLVMObjCARCOpts.a, which
     11 // implements several scalar transformations over the LLVM intermediate
     12 // representation, including the C bindings for that library.
     13 //
     14 //===----------------------------------------------------------------------===//
     15 
     16 #include "ObjCARC.h"
     17 #include "llvm-c/Core.h"
     18 #include "llvm-c/Initialization.h"
     19 #include "llvm/InitializePasses.h"
     20 #include "llvm/Support/CommandLine.h"
     21 
     22 namespace llvm {
     23   class PassRegistry;
     24 }
     25 
     26 using namespace llvm;
     27 using namespace llvm::objcarc;
     28 
     29 /// \brief A handy option to enable/disable all ARC Optimizations.
     30 bool llvm::objcarc::EnableARCOpts;
     31 static cl::opt<bool, true>
     32 EnableARCOptimizations("enable-objc-arc-opts",
     33                        cl::location(EnableARCOpts),
     34                        cl::init(true));
     35 
     36 /// initializeObjCARCOptsPasses - Initialize all passes linked into the
     37 /// ObjCARCOpts library.
     38 void llvm::initializeObjCARCOpts(PassRegistry &Registry) {
     39   initializeObjCARCAliasAnalysisPass(Registry);
     40   initializeObjCARCAPElimPass(Registry);
     41   initializeObjCARCExpandPass(Registry);
     42   initializeObjCARCContractPass(Registry);
     43   initializeObjCARCOptPass(Registry);
     44 }
     45 
     46 void LLVMInitializeObjCARCOpts(LLVMPassRegistryRef R) {
     47   initializeObjCARCOpts(*unwrap(R));
     48 }
     49