53 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			53 lines
		
	
	
		
			1.7 KiB
		
	
	
	
		
			C++
		
	
	
	
| //===- DebugCrossExSubsection.cpp -----------------------------------------===//
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| //
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| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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| // See https://llvm.org/LICENSE.txt for license information.
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| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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| //
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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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| 
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| using namespace llvm;
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| using namespace llvm::codeview;
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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