611d1f98c5
All of this is code that is unreferenced. Removing as much of this as possible makes it more easy to determine what functionality is missing and/or shared between LLVM and LLDB's DWARF interfaces. llvm-svn: 356509
64 lines
2.3 KiB
C++
64 lines
2.3 KiB
C++
//===-- DWARFDebugArangeSet.h -----------------------------------*- C++ -*-===//
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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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#ifndef SymbolFileDWARF_DWARFDebugArangeSet_h_
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#define SymbolFileDWARF_DWARFDebugArangeSet_h_
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#include "SymbolFileDWARF.h"
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#include <vector>
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class SymbolFileDWARF;
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class DWARFDebugArangeSet {
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public:
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struct Header {
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uint32_t length; // The total length of the entries for that set, not
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// including the length field itself.
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uint16_t version; // The DWARF version number
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uint32_t cu_offset; // The offset from the beginning of the .debug_info
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// section of the compilation unit entry referenced by
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// the table.
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uint8_t addr_size; // The size in bytes of an address on the target
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// architecture. For segmented addressing, this is the
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// size of the offset portion of the address
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uint8_t seg_size; // The size in bytes of a segment descriptor on the target
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// architecture. If the target system uses a flat address
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// space, this value is 0.
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};
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struct Descriptor {
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dw_addr_t address;
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dw_addr_t length;
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dw_addr_t end_address() const { return address + length; }
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};
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DWARFDebugArangeSet();
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void Clear();
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void SetOffset(uint32_t offset) { m_offset = offset; }
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llvm::Error extract(const lldb_private::DWARFDataExtractor &data,
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lldb::offset_t *offset_ptr);
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dw_offset_t FindAddress(dw_addr_t address) const;
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size_t NumDescriptors() const { return m_arange_descriptors.size(); }
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const Header &GetHeader() const { return m_header; }
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const Descriptor &GetDescriptorRef(uint32_t i) const {
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return m_arange_descriptors[i];
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}
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protected:
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typedef std::vector<Descriptor> DescriptorColl;
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typedef DescriptorColl::iterator DescriptorIter;
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typedef DescriptorColl::const_iterator DescriptorConstIter;
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uint32_t m_offset;
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Header m_header;
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DescriptorColl m_arange_descriptors;
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};
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#endif // SymbolFileDWARF_DWARFDebugArangeSet_h_
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