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//===- InputGlobal.h --------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#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
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