-//===-- RecordStreamer.h - Record asm defined and used symbols ---*- C++ -*===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_OBJECT_RECORD_STREAMER
-#define LLVM_OBJECT_RECORD_STREAMER
-
-#include "llvm/MC/MCStreamer.h"
-
-namespace llvm {
-class RecordStreamer : public MCStreamer {
-public:
- enum State { NeverSeen, Global, Defined, DefinedGlobal, Used };
-
-private:
- StringMap<State> Symbols;
- void markDefined(const MCSymbol &Symbol);
- void markGlobal(const MCSymbol &Symbol);
- void markUsed(const MCSymbol &Symbol);
- void visitUsedSymbol(const MCSymbol &Sym) override;
-
-public:
- typedef StringMap<State>::const_iterator const_iterator;
- const_iterator begin();
- const_iterator end();
- RecordStreamer(MCContext &Context);
- void EmitInstruction(const MCInst &Inst, const MCSubtargetInfo &STI) override;
- void EmitLabel(MCSymbol *Symbol) override;
- void EmitAssignment(MCSymbol *Symbol, const MCExpr *Value) override;
- bool EmitSymbolAttribute(MCSymbol *Symbol, MCSymbolAttr Attribute) override;
- void EmitZerofill(const MCSection *Section, MCSymbol *Symbol, uint64_t Size,
- unsigned ByteAlignment) override;
- void EmitCommonSymbol(MCSymbol *Symbol, uint64_t Size,
- unsigned ByteAlignment) override;
-};
-}
-#endif