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external/llvm/tools/opt/PassPrinters.cpp
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external/llvm/tools/opt/PassPrinters.cpp
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//===- PassPrinters.cpp - Utilities to print analysis info for passes -----===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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///
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/// \file
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/// \brief Utilities to print analysis info for various kinds of passes.
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///
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//===----------------------------------------------------------------------===//
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#include "PassPrinters.h"
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#include "llvm/Analysis/CallGraph.h"
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#include "llvm/Analysis/CallGraphSCCPass.h"
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#include "llvm/Analysis/LoopInfo.h"
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#include "llvm/Analysis/LoopPass.h"
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#include "llvm/Analysis/RegionInfo.h"
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#include "llvm/Analysis/RegionPass.h"
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#include "llvm/IR/BasicBlock.h"
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#include "llvm/IR/Function.h"
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#include "llvm/Pass.h"
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#include "llvm/Support/raw_ostream.h"
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#include <string>
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using namespace llvm;
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namespace {
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struct FunctionPassPrinter : public FunctionPass {
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const PassInfo *PassToPrint;
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raw_ostream &Out;
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static char ID;
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std::string PassName;
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bool QuietPass;
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FunctionPassPrinter(const PassInfo *PI, raw_ostream &out, bool Quiet)
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: FunctionPass(ID), PassToPrint(PI), Out(out), QuietPass(Quiet) {
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std::string PassToPrintName = PassToPrint->getPassName();
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PassName = "FunctionPass Printer: " + PassToPrintName;
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}
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bool runOnFunction(Function &F) override {
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if (!QuietPass)
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Out << "Printing analysis '" << PassToPrint->getPassName()
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<< "' for function '" << F.getName() << "':\n";
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// Get and print pass...
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getAnalysisID<Pass>(PassToPrint->getTypeInfo()).print(Out, F.getParent());
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return false;
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}
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StringRef getPassName() const override { return PassName; }
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void getAnalysisUsage(AnalysisUsage &AU) const override {
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AU.addRequiredID(PassToPrint->getTypeInfo());
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AU.setPreservesAll();
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}
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};
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char FunctionPassPrinter::ID = 0;
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struct CallGraphSCCPassPrinter : public CallGraphSCCPass {
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static char ID;
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const PassInfo *PassToPrint;
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raw_ostream &Out;
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std::string PassName;
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bool QuietPass;
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CallGraphSCCPassPrinter(const PassInfo *PI, raw_ostream &out, bool Quiet)
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: CallGraphSCCPass(ID), PassToPrint(PI), Out(out), QuietPass(Quiet) {
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std::string PassToPrintName = PassToPrint->getPassName();
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PassName = "CallGraphSCCPass Printer: " + PassToPrintName;
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}
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bool runOnSCC(CallGraphSCC &SCC) override {
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if (!QuietPass)
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Out << "Printing analysis '" << PassToPrint->getPassName() << "':\n";
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// Get and print pass...
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for (CallGraphSCC::iterator I = SCC.begin(), E = SCC.end(); I != E; ++I) {
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Function *F = (*I)->getFunction();
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if (F)
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getAnalysisID<Pass>(PassToPrint->getTypeInfo())
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.print(Out, F->getParent());
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}
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return false;
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}
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StringRef getPassName() const override { return PassName; }
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void getAnalysisUsage(AnalysisUsage &AU) const override {
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AU.addRequiredID(PassToPrint->getTypeInfo());
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AU.setPreservesAll();
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}
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};
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char CallGraphSCCPassPrinter::ID = 0;
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struct ModulePassPrinter : public ModulePass {
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static char ID;
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const PassInfo *PassToPrint;
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raw_ostream &Out;
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std::string PassName;
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bool QuietPass;
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ModulePassPrinter(const PassInfo *PI, raw_ostream &out, bool Quiet)
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: ModulePass(ID), PassToPrint(PI), Out(out), QuietPass(Quiet) {
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std::string PassToPrintName = PassToPrint->getPassName();
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PassName = "ModulePass Printer: " + PassToPrintName;
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}
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bool runOnModule(Module &M) override {
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if (!QuietPass)
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Out << "Printing analysis '" << PassToPrint->getPassName() << "':\n";
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// Get and print pass...
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getAnalysisID<Pass>(PassToPrint->getTypeInfo()).print(Out, &M);
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return false;
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}
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StringRef getPassName() const override { return PassName; }
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void getAnalysisUsage(AnalysisUsage &AU) const override {
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AU.addRequiredID(PassToPrint->getTypeInfo());
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AU.setPreservesAll();
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}
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};
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char ModulePassPrinter::ID = 0;
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struct LoopPassPrinter : public LoopPass {
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static char ID;
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const PassInfo *PassToPrint;
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raw_ostream &Out;
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std::string PassName;
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bool QuietPass;
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LoopPassPrinter(const PassInfo *PI, raw_ostream &out, bool Quiet)
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: LoopPass(ID), PassToPrint(PI), Out(out), QuietPass(Quiet) {
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std::string PassToPrintName = PassToPrint->getPassName();
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PassName = "LoopPass Printer: " + PassToPrintName;
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}
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bool runOnLoop(Loop *L, LPPassManager &LPM) override {
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if (!QuietPass)
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Out << "Printing analysis '" << PassToPrint->getPassName() << "':\n";
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// Get and print pass...
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getAnalysisID<Pass>(PassToPrint->getTypeInfo())
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.print(Out, L->getHeader()->getParent()->getParent());
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return false;
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}
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StringRef getPassName() const override { return PassName; }
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void getAnalysisUsage(AnalysisUsage &AU) const override {
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AU.addRequiredID(PassToPrint->getTypeInfo());
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AU.setPreservesAll();
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}
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};
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char LoopPassPrinter::ID = 0;
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struct RegionPassPrinter : public RegionPass {
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static char ID;
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const PassInfo *PassToPrint;
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raw_ostream &Out;
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std::string PassName;
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bool QuietPass;
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RegionPassPrinter(const PassInfo *PI, raw_ostream &out, bool Quiet)
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: RegionPass(ID), PassToPrint(PI), Out(out), QuietPass(Quiet) {
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std::string PassToPrintName = PassToPrint->getPassName();
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PassName = "RegionPass Printer: " + PassToPrintName;
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}
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bool runOnRegion(Region *R, RGPassManager &RGM) override {
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if (!QuietPass) {
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Out << "Printing analysis '" << PassToPrint->getPassName() << "' for "
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<< "region: '" << R->getNameStr() << "' in function '"
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<< R->getEntry()->getParent()->getName() << "':\n";
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}
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// Get and print pass...
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getAnalysisID<Pass>(PassToPrint->getTypeInfo())
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.print(Out, R->getEntry()->getParent()->getParent());
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return false;
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}
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StringRef getPassName() const override { return PassName; }
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void getAnalysisUsage(AnalysisUsage &AU) const override {
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AU.addRequiredID(PassToPrint->getTypeInfo());
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AU.setPreservesAll();
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}
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};
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char RegionPassPrinter::ID = 0;
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struct BasicBlockPassPrinter : public BasicBlockPass {
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const PassInfo *PassToPrint;
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raw_ostream &Out;
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static char ID;
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std::string PassName;
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bool QuietPass;
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BasicBlockPassPrinter(const PassInfo *PI, raw_ostream &out, bool Quiet)
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: BasicBlockPass(ID), PassToPrint(PI), Out(out), QuietPass(Quiet) {
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std::string PassToPrintName = PassToPrint->getPassName();
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PassName = "BasicBlockPass Printer: " + PassToPrintName;
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}
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bool runOnBasicBlock(BasicBlock &BB) override {
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if (!QuietPass)
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Out << "Printing Analysis info for BasicBlock '" << BB.getName()
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<< "': Pass " << PassToPrint->getPassName() << ":\n";
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// Get and print pass...
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getAnalysisID<Pass>(PassToPrint->getTypeInfo())
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.print(Out, BB.getParent()->getParent());
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return false;
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}
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StringRef getPassName() const override { return PassName; }
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void getAnalysisUsage(AnalysisUsage &AU) const override {
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AU.addRequiredID(PassToPrint->getTypeInfo());
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AU.setPreservesAll();
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}
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};
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char BasicBlockPassPrinter::ID = 0;
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} // end anonymous namespace
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FunctionPass *llvm::createFunctionPassPrinter(const PassInfo *PI,
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raw_ostream &OS, bool Quiet) {
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return new FunctionPassPrinter(PI, OS, Quiet);
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}
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CallGraphSCCPass *llvm::createCallGraphPassPrinter(const PassInfo *PI,
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raw_ostream &OS,
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bool Quiet) {
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return new CallGraphSCCPassPrinter(PI, OS, Quiet);
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}
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ModulePass *llvm::createModulePassPrinter(const PassInfo *PI, raw_ostream &OS,
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bool Quiet) {
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return new ModulePassPrinter(PI, OS, Quiet);
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}
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LoopPass *llvm::createLoopPassPrinter(const PassInfo *PI, raw_ostream &OS,
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bool Quiet) {
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return new LoopPassPrinter(PI, OS, Quiet);
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}
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RegionPass *llvm::createRegionPassPrinter(const PassInfo *PI, raw_ostream &OS,
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bool Quiet) {
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return new RegionPassPrinter(PI, OS, Quiet);
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}
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BasicBlockPass *llvm::createBasicBlockPassPrinter(const PassInfo *PI,
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raw_ostream &OS, bool Quiet) {
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return new BasicBlockPassPrinter(PI, OS, Quiet);
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}
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