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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@15844 91177308-0d34-0410-b5e6-96231b3b80d8
74 lines
2.4 KiB
C++
74 lines
2.4 KiB
C++
//===-- llvm/CodeGen/AsmPrinter.h - AsmPrinter Framework --------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file was developed by the LLVM research group and is distributed under
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// the University of Illinois Open Source License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This class is intended to be used as a base class for target-specific
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// asmwriters. This class primarily takes care of printing global constants,
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// which are printed in a very similar way across all targets.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CODEGEN_ASMPRINTER_H
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#define LLVM_CODEGEN_ASMPRINTER_H
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#include "llvm/CodeGen/MachineFunctionPass.h"
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namespace llvm {
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class Constant;
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class Mangler;
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class AsmPrinter : public MachineFunctionPass {
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protected:
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/// Output stream on which we're printing assembly code.
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///
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std::ostream &O;
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/// Target machine description.
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///
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TargetMachine &TM;
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/// Name-mangler for global names.
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///
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Mangler *Mang;
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/// Cache of mangled name for current function. This is recalculated at the
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/// beginning of each call to runOnMachineFunction().
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///
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std::string CurrentFnName;
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// Properties to be set by the derived class ctor, used to configure the
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// asmwriter.
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/// UsesUnderscorePrefix - If this flag is set to true, all identifiers
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/// printed by the asmwriter will include a '_' prefix.
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bool UsesUnderscorePrefix;
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AsmPrinter(std::ostream &o, TargetMachine &tm)
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: O(o), TM(tm), UsesUnderscorePrefix(false) { }
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/// doInitialization - Set up the AsmPrinter when we are working on a new
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/// module. If your pass overrides this, it must make sure to explicitly
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/// call this implementation.
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bool doInitialization(Module &M);
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/// doFinalization - Shut down the asmprinter. If you override this in your
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/// pass, you must make sure to call it explicitly.
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bool doFinalization(Module &M);
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/// setupMachineFunction - This should be called when a new MachineFunction
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/// is being processed from runOnMachineFunction.
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void setupMachineFunction(MachineFunction &MF);
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/// emitConstantValueOnly - Print out the specified constant, without a
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/// storage class. Only constants of first-class type are allowed here.
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void emitConstantValueOnly(const Constant *CV);
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};
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}
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#endif
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