llvm-project/lld/wasm/InputGlobal.h

57 lines
1.5 KiB
C++

//===- InputGlobal.h --------------------------------------------*- C++ -*-===//
//
// The LLVM Linker
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#ifndef LLD_WASM_INPUT_GLOBAL_H
#define LLD_WASM_INPUT_GLOBAL_H
#include "Config.h"
#include "InputFiles.h"
#include "WriterUtils.h"
#include "lld/Common/ErrorHandler.h"
#include "llvm/Object/Wasm.h"
namespace lld {
namespace wasm {
// Represents a single Wasm Global Variable within an input file. These are
// combined to form the final GLOBALS section.
class InputGlobal {
public:
InputGlobal(const WasmGlobal &G, ObjFile *F)
: File(F), Global(G), Live(!Config->GcSections) {}
StringRef getName() const { return Global.SymbolName; }
const WasmGlobalType &getType() const { return Global.Type; }
uint32_t getGlobalIndex() const { return GlobalIndex.getValue(); }
bool hasGlobalIndex() const { return GlobalIndex.hasValue(); }
void setGlobalIndex(uint32_t Index) {
assert(!hasGlobalIndex());
GlobalIndex = Index;
}
ObjFile *File;
WasmGlobal Global;
bool Live = false;
protected:
llvm::Optional<uint32_t> GlobalIndex;
};
} // namespace wasm
inline std::string toString(const wasm::InputGlobal *G) {
return (toString(G->File) + ":(" + G->getName() + ")").str();
}
} // namespace lld
#endif // LLD_WASM_INPUT_GLOBAL_H