1//===- WasmReader.cpp -----------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#include "WasmReader.h"
10
11namespace llvm {
12namespace objcopy {
13namespace wasm {
14
15using namespace object;
16using namespace llvm::wasm;
17
18Expected<std::unique_ptr<Object>> Reader::create() const {
19 auto Obj = std::make_unique<Object>();
20 Obj->Header = WasmObj.getHeader();
21 Obj->isRelocatableObject = WasmObj.isRelocatableObject();
22 Obj->Sections.reserve(n: WasmObj.getNumSections());
23 for (const SectionRef &Sec : WasmObj.sections()) {
24 const WasmSection &WS = WasmObj.getWasmSection(Section: Sec);
25 Obj->Sections.push_back(x: {.SectionType: static_cast<uint8_t>(WS.Type),
26 .HeaderSecSizeEncodingLen: WS.HeaderSecSizeEncodingLen, .Name: WS.Name, .Contents: WS.Content});
27 // Give known sections standard names to allow them to be selected. (Custom
28 // sections already have their names filled in by the parser).
29 Section &ReaderSec = Obj->Sections.back();
30 if (ReaderSec.SectionType > WASM_SEC_CUSTOM &&
31 ReaderSec.SectionType <= WASM_SEC_LAST_KNOWN)
32 ReaderSec.Name = sectionTypeToString(type: ReaderSec.SectionType);
33 }
34 return std::move(Obj);
35}
36
37} // end namespace wasm
38} // end namespace objcopy
39} // end namespace llvm
40