54 lines
1.7 KiB
C++
54 lines
1.7 KiB
C++
//===- DebugCrossExSubsection.cpp -----------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/DebugInfo/CodeView/DebugCrossExSubsection.h"
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#include "llvm/DebugInfo/CodeView/CodeViewError.h"
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#include "llvm/Support/BinaryStreamWriter.h"
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#include "llvm/Support/Error.h"
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#include <cstdint>
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using namespace llvm;
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using namespace llvm::codeview;
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Error DebugCrossModuleExportsSubsectionRef::initialize(
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BinaryStreamReader Reader) {
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if (Reader.bytesRemaining() % sizeof(CrossModuleExport) != 0)
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return make_error<CodeViewError>(
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cv_error_code::corrupt_record,
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"Cross Scope Exports section is an invalid size!");
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uint32_t Size = Reader.bytesRemaining() / sizeof(CrossModuleExport);
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return Reader.readArray(References, Size);
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}
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Error DebugCrossModuleExportsSubsectionRef::initialize(BinaryStreamRef Stream) {
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BinaryStreamReader Reader(Stream);
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return initialize(Reader);
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}
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void DebugCrossModuleExportsSubsection::addMapping(uint32_t Local,
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uint32_t Global) {
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Mappings[Local] = Global;
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}
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uint32_t DebugCrossModuleExportsSubsection::calculateSerializedSize() const {
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return Mappings.size() * sizeof(CrossModuleExport);
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}
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Error DebugCrossModuleExportsSubsection::commit(
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BinaryStreamWriter &Writer) const {
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for (const auto &M : Mappings) {
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if (auto EC = Writer.writeInteger(M.first))
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return EC;
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if (auto EC = Writer.writeInteger(M.second))
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return EC;
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}
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return Error::success();
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}
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