OutputSegment.h
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//===- OutputSegment.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_OUTPUT_SEGMENT_H
#define LLD_WASM_OUTPUT_SEGMENT_H
#include "InputChunks.h"
#include "lld/Common/ErrorHandler.h"
#include "llvm/Object/Wasm.h"
namespace lld {
namespace wasm {
class InputSegment;
class OutputSegment {
public:
OutputSegment(StringRef n) : name(n) {}
void addInputSegment(InputSegment *inSeg) {
alignment = std::max(alignment, inSeg->getAlignment());
inputSegments.push_back(inSeg);
size = llvm::alignTo(size, 1ULL << inSeg->getAlignment());
inSeg->outputSeg = this;
inSeg->outputSegmentOffset = size;
size += inSeg->getSize();
}
StringRef name;
bool isBss = false;
uint32_t index = 0;
uint32_t initFlags = 0;
uint32_t sectionOffset = 0;
uint32_t alignment = 0;
uint64_t startVA = 0;
std::vector<InputSegment *> inputSegments;
// Sum of the size of the all the input segments
uint32_t size = 0;
// Segment header
std::string header;
};
} // namespace wasm
} // namespace lld
#endif // LLD_WASM_OUTPUT_SEGMENT_H