tberghammer created this revision.
tberghammer added a reviewer: clayborg.
tberghammer added a subscriber: lldb-commits.
Add support for the DWARFLocationList used by split-dwarf
Split-dwarf uses a different header format to specify the address range for the
elements of the location lists.
http://reviews.llvm.org/D12880
Files:
include/lldb/Expression/DWARFExpression.h
lldb.xcodeproj/project.pbxproj
source/Expression/DWARFExpression.cpp
source/Plugins/SymbolFile/DWARF/CMakeLists.txt
source/Plugins/SymbolFile/DWARF/DWARFDIE.cpp
source/Plugins/SymbolFile/DWARF/DWARFDebugInfoEntry.cpp
source/Plugins/SymbolFile/DWARF/DWARFLocationDescription.cpp
source/Plugins/SymbolFile/DWARF/DWARFLocationDescription.h
source/Plugins/SymbolFile/DWARF/DWARFLocationList.cpp
source/Plugins/SymbolFile/DWARF/DWARFLocationList.h
source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.h
source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.cpp
source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.h
Index: source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.h
===================================================================
--- source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.h
+++ source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.h
@@ -38,6 +38,9 @@
DWARFCompileUnit*
GetDWARFCompileUnit(lldb_private::CompileUnit *comp_unit) override;
+ lldb_private::DWARFExpression::LocationListFormat
+ GetLocationListFormat() const override;
+
protected:
DIEToTypePtr&
GetDIEToType() override;
Index: source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.cpp
===================================================================
--- source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.cpp
+++ source/Plugins/SymbolFile/DWARF/SymbolFileDWARFDwo.cpp
@@ -10,6 +10,7 @@
#include "SymbolFileDWARFDwo.h"
#include "lldb/Core/Section.h"
+#include "lldb/Expression/DWARFExpression.h"
#include "lldb/Symbol/ObjectFile.h"
#include "DWARFCompileUnit.h"
@@ -118,3 +119,9 @@
{
return m_base_dwarf_cu->GetSymbolFileDWARF();
}
+
+DWARFExpression::LocationListFormat
+SymbolFileDWARFDwo::GetLocationListFormat() const
+{
+ return DWARFExpression::SplitDwarfLocationList;
+}
\ No newline at end of file
Index: source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.h
===================================================================
--- source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.h
+++ source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.h
@@ -29,6 +29,7 @@
#include "lldb/Core/Flags.h"
#include "lldb/Core/RangeMap.h"
#include "lldb/Core/UniqueCStringMap.h"
+#include "lldb/Expression/DWARFExpression.h"
#include "lldb/Symbol/ClangASTContext.h"
#include "lldb/Symbol/SymbolFile.h"
#include "lldb/Symbol/SymbolContext.h"
@@ -316,6 +317,9 @@
virtual lldb::CompUnitSP
ParseCompileUnit (DWARFCompileUnit* dwarf_cu, uint32_t cu_idx);
+ virtual lldb_private::DWARFExpression::LocationListFormat
+ GetLocationListFormat() const;
+
protected:
typedef llvm::DenseMap<const DWARFDebugInfoEntry *, lldb_private::Type *> DIEToTypePtr;
typedef llvm::DenseMap<const DWARFDebugInfoEntry *, lldb::VariableSP> DIEToVariableSP;
Index: source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
===================================================================
--- source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
+++ source/Plugins/SymbolFile/DWARF/SymbolFileDWARF.cpp
@@ -70,7 +70,6 @@
#include "DWARFDeclContext.h"
#include "DWARFDIECollection.h"
#include "DWARFFormValue.h"
-#include "DWARFLocationList.h"
#include "LogChannelDWARF.h"
#include "SymbolFileDWARFDwo.h"
#include "SymbolFileDWARFDebugMap.h"
@@ -3849,10 +3848,10 @@
}
else
{
- const DWARFDataExtractor& debug_loc_data = get_debug_loc_data();
+ const DWARFDataExtractor& debug_loc_data = get_debug_loc_data();
const dw_offset_t debug_loc_offset = form_value.Unsigned();
- size_t loc_list_length = DWARFLocationList::Size(debug_loc_data, debug_loc_offset);
+ size_t loc_list_length = DWARFExpression::LocationListSize(die.GetCU(), debug_loc_data, debug_loc_offset);
if (loc_list_length > 0)
{
location.CopyOpcodeData(module, debug_loc_data, debug_loc_offset, loc_list_length);
@@ -4307,3 +4306,9 @@
}
return m_debug_map_symfile;
}
+
+DWARFExpression::LocationListFormat
+SymbolFileDWARF::GetLocationListFormat() const
+{
+ return DWARFExpression::RegularLocationList;
+}
Index: source/Plugins/SymbolFile/DWARF/DWARFLocationList.h
===================================================================
--- source/Plugins/SymbolFile/DWARF/DWARFLocationList.h
+++ /dev/null
@@ -1,34 +0,0 @@
-//===-- DWARFLocationList.h -------------------------------------*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef SymbolFileDWARF_DWARFLocationList_h_
-#define SymbolFileDWARF_DWARFLocationList_h_
-
-#include "SymbolFileDWARF.h"
-
-class DWARFLocationList
-{
-public:
- static dw_offset_t
- Dump (lldb_private::Stream &s,
- const DWARFCompileUnit* cu,
- const lldb_private::DWARFDataExtractor& debug_loc_data,
- lldb::offset_t offset);
-
- static bool
- Extract (const lldb_private::DWARFDataExtractor& debug_loc_data,
- lldb::offset_t* offset_ptr,
- lldb_private::DWARFDataExtractor& location_list_data);
-
- static size_t
- Size (const lldb_private::DWARFDataExtractor& debug_loc_data,
- lldb::offset_t offset);
-
-};
-#endif // SymbolFileDWARF_DWARFLocationList_h_
Index: source/Plugins/SymbolFile/DWARF/DWARFLocationList.cpp
===================================================================
--- source/Plugins/SymbolFile/DWARF/DWARFLocationList.cpp
+++ /dev/null
@@ -1,94 +0,0 @@
-//===-- DWARFLocationList.cpp -----------------------------------*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "DWARFLocationList.h"
-
-#include "lldb/Core/Stream.h"
-
-#include "DWARFCompileUnit.h"
-#include "DWARFDebugInfo.h"
-#include "DWARFLocationDescription.h"
-
-using namespace lldb_private;
-
-dw_offset_t
-DWARFLocationList::Dump(Stream &s, const DWARFCompileUnit* cu, const DWARFDataExtractor& debug_loc_data, lldb::offset_t offset)
-{
- uint64_t start_addr, end_addr;
- uint32_t addr_size = DWARFCompileUnit::GetAddressByteSize(cu);
- s.SetAddressByteSize(DWARFCompileUnit::GetAddressByteSize(cu));
- dw_addr_t base_addr = cu ? cu->GetBaseAddress() : 0;
- while (debug_loc_data.ValidOffset(offset))
- {
- start_addr = debug_loc_data.GetMaxU64(&offset,addr_size);
- end_addr = debug_loc_data.GetMaxU64(&offset,addr_size);
-
- if (start_addr == 0 && end_addr == 0)
- break;
-
- s.PutCString("\n ");
- s.Indent();
- if (cu)
- s.AddressRange (start_addr + base_addr,
- end_addr + base_addr,
- cu->GetAddressByteSize(),
- NULL,
- ": ");
- uint32_t loc_length = debug_loc_data.GetU16(&offset);
-
- DWARFDataExtractor locationData(debug_loc_data, offset, loc_length);
- // if ( dump_flags & DWARFDebugInfo::eDumpFlag_Verbose ) *ostrm_ptr << " ( ";
- print_dwarf_expression (s, locationData, addr_size, 4, false);
- offset += loc_length;
- }
-
- return offset;
-}
-
-bool
-DWARFLocationList::Extract(const DWARFDataExtractor& debug_loc_data, lldb::offset_t* offset_ptr, DWARFDataExtractor& location_list_data)
-{
- // Initialize with no data just in case we don't find anything
- location_list_data.Clear();
-
- size_t loc_list_length = Size(debug_loc_data, *offset_ptr);
- if (loc_list_length > 0)
- {
- location_list_data.SetData(debug_loc_data, *offset_ptr, loc_list_length);
- *offset_ptr += loc_list_length;
- return true;
- }
-
- return false;
-}
-
-size_t
-DWARFLocationList::Size(const DWARFDataExtractor& debug_loc_data, lldb::offset_t offset)
-{
- const dw_offset_t debug_loc_offset = offset;
-
- while (debug_loc_data.ValidOffset(offset))
- {
- dw_addr_t start_addr = debug_loc_data.GetAddress(&offset);
- dw_addr_t end_addr = debug_loc_data.GetAddress(&offset);
-
- if (start_addr == 0 && end_addr == 0)
- break;
-
- uint16_t loc_length = debug_loc_data.GetU16(&offset);
- offset += loc_length;
- }
-
- if (offset > debug_loc_offset)
- return offset - debug_loc_offset;
- return 0;
-}
-
-
-
Index: source/Plugins/SymbolFile/DWARF/DWARFLocationDescription.h
===================================================================
--- source/Plugins/SymbolFile/DWARF/DWARFLocationDescription.h
+++ /dev/null
@@ -1,24 +0,0 @@
-//===-- DWARFLocationDescription.h ------------------------------*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef SymbolFileDWARF_DWARFLocationDescription_h_
-#define SymbolFileDWARF_DWARFLocationDescription_h_
-
-#include "SymbolFileDWARF.h"
-
-int
-print_dwarf_expression (lldb_private::Stream &s,
- const lldb_private::DWARFDataExtractor& data,
- int address_size,
- int dwarf_ref_size,
- bool location_expression);
-
-
-
-#endif // SymbolFileDWARF_DWARFLocationDescription_h_
Index: source/Plugins/SymbolFile/DWARF/DWARFLocationDescription.cpp
===================================================================
--- source/Plugins/SymbolFile/DWARF/DWARFLocationDescription.cpp
+++ /dev/null
@@ -1,175 +0,0 @@
-//===-- DWARFLocationDescription.cpp ----------------------------*- C++ -*-===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-
-#include "DWARFLocationDescription.h"
-#include "DWARFDefines.h"
-#include "lldb/lldb-private.h"
-#include "lldb/Core/Stream.h"
-
-
-using namespace lldb_private;
-
-static int print_dwarf_exp_op (Stream &s, const DWARFDataExtractor& data, lldb::offset_t *offset_ptr, int address_size, int dwarf_ref_size);
-
-int
-print_dwarf_expression (Stream &s,
- const DWARFDataExtractor& data,
- int address_size,
- int dwarf_ref_size,
- bool location_expression)
-{
- int op_count = 0;
- lldb::offset_t offset = 0;
- while (data.ValidOffset(offset))
- {
- if (location_expression && op_count > 0)
- {
- // err (baton, "Dwarf location expressions may only have one operand!");
- return 1;
- }
- if (op_count > 0)
- {
- s.PutCString(", ");
- }
- if (print_dwarf_exp_op (s, data, &offset, address_size, dwarf_ref_size) == 1)
- return 1;
- op_count++;
- }
-
- return 0;
-}
-
-static int
-print_dwarf_exp_op (Stream &s,
- const DWARFDataExtractor& data,
- lldb::offset_t *offset_ptr,
- int address_size,
- int dwarf_ref_size)
-{
- uint8_t opcode = data.GetU8(offset_ptr);
- DRC_class opcode_class;
- uint64_t uint;
- int64_t sint;
-
- int size;
-
- opcode_class = DW_OP_value_to_class (opcode) & (~DRC_DWARFv3);
-
- s.Printf("%s ", DW_OP_value_to_name (opcode));
-
- /* Does this take zero parameters? If so we can shortcut this function. */
- if (opcode_class == DRC_ZEROOPERANDS)
- return 0;
-
- if (opcode_class == DRC_TWOOPERANDS && opcode == DW_OP_bregx)
- {
- uint = data.GetULEB128(offset_ptr);
- sint = data.GetSLEB128(offset_ptr);
- s.Printf("%" PRIu64 " %" PRIi64, uint, sint);
- return 0;
- }
- if (opcode_class != DRC_ONEOPERAND)
- {
- s.Printf("UNKNOWN OP %u", opcode);
- return 1;
- }
-
- switch (opcode)
- {
- case DW_OP_addr: size = address_size; break;
- case DW_OP_const1u: size = 1; break;
- case DW_OP_const1s: size = -1; break;
- case DW_OP_const2u: size = 2; break;
- case DW_OP_const2s: size = -2; break;
- case DW_OP_const4u: size = 4; break;
- case DW_OP_const4s: size = -4; break;
- case DW_OP_const8u: size = 8; break;
- case DW_OP_const8s: size = -8; break;
- case DW_OP_constu: size = 128; break;
- case DW_OP_consts: size = -128; break;
- case DW_OP_fbreg: size = -128; break;
- case DW_OP_breg0:
- case DW_OP_breg1:
- case DW_OP_breg2:
- case DW_OP_breg3:
- case DW_OP_breg4:
- case DW_OP_breg5:
- case DW_OP_breg6:
- case DW_OP_breg7:
- case DW_OP_breg8:
- case DW_OP_breg9:
- case DW_OP_breg10:
- case DW_OP_breg11:
- case DW_OP_breg12:
- case DW_OP_breg13:
- case DW_OP_breg14:
- case DW_OP_breg15:
- case DW_OP_breg16:
- case DW_OP_breg17:
- case DW_OP_breg18:
- case DW_OP_breg19:
- case DW_OP_breg20:
- case DW_OP_breg21:
- case DW_OP_breg22:
- case DW_OP_breg23:
- case DW_OP_breg24:
- case DW_OP_breg25:
- case DW_OP_breg26:
- case DW_OP_breg27:
- case DW_OP_breg28:
- case DW_OP_breg29:
- case DW_OP_breg30:
- case DW_OP_breg31:
- size = -128; break;
- case DW_OP_pick:
- size = 1; break;
- case DW_OP_deref_size:
- size = 1; break;
- case DW_OP_xderef_size:
- size = 1; break;
- case DW_OP_plus_uconst:
- size = 128; break;
- case DW_OP_skip:
- size = -2; break;
- case DW_OP_bra:
- size = -2; break;
- case DW_OP_call2:
- size = 2; break;
- case DW_OP_call4:
- size = 4; break;
- case DW_OP_call_ref:
- size = dwarf_ref_size; break;
- case DW_OP_piece:
- size = 128; break;
- case DW_OP_regx:
- size = 128; break;
- case DW_OP_GNU_addr_index:
- case DW_OP_GNU_const_index:
- size = 128; break;
- default:
- s.Printf("UNKNOWN ONE-OPERAND OPCODE, #%u", opcode);
- return 1;
- }
-
- switch (size)
- {
- case -1: sint = (int8_t) data.GetU8(offset_ptr); s.Printf("%+" PRIi64, sint); break;
- case -2: sint = (int16_t) data.GetU16(offset_ptr); s.Printf("%+" PRIi64, sint); break;
- case -4: sint = (int32_t) data.GetU32(offset_ptr); s.Printf("%+" PRIi64, sint); break;
- case -8: sint = (int64_t) data.GetU64(offset_ptr); s.Printf("%+" PRIi64, sint); break;
- case -128: sint = data.GetSLEB128(offset_ptr); s.Printf("%+" PRIi64, sint); break;
- case 1: uint = data.GetU8(offset_ptr); s.Printf("0x%2.2" PRIx64, uint); break;
- case 2: uint = data.GetU16(offset_ptr); s.Printf("0x%4.4" PRIx64, uint); break;
- case 4: uint = data.GetU32(offset_ptr); s.Printf("0x%8.8" PRIx64, uint); break;
- case 8: uint = data.GetU64(offset_ptr); s.Printf("0x%16.16" PRIx64, uint); break;
- case 128: uint = data.GetULEB128(offset_ptr); s.Printf("0x%" PRIx64, uint); break;
- }
-
- return 0;
-}
Index: source/Plugins/SymbolFile/DWARF/DWARFDebugInfoEntry.cpp
===================================================================
--- source/Plugins/SymbolFile/DWARF/DWARFDebugInfoEntry.cpp
+++ source/Plugins/SymbolFile/DWARF/DWARFDebugInfoEntry.cpp
@@ -25,16 +25,208 @@
#include "DWARFDeclContext.h"
#include "DWARFDIECollection.h"
#include "DWARFFormValue.h"
-#include "DWARFLocationDescription.h"
-#include "DWARFLocationList.h"
#include "DWARFDebugRanges.h"
#include "SymbolFileDWARF.h"
#include "SymbolFileDWARFDwo.h"
using namespace lldb_private;
using namespace std;
extern int g_verbose;
+static int
+print_dwarf_exp_op (Stream &s,
+ const DWARFDataExtractor& data,
+ lldb::offset_t *offset_ptr,
+ int address_size,
+ int dwarf_ref_size)
+{
+ uint8_t opcode = data.GetU8(offset_ptr);
+ DRC_class opcode_class;
+ uint64_t uint;
+ int64_t sint;
+
+ int size;
+
+ opcode_class = DW_OP_value_to_class (opcode) & (~DRC_DWARFv3);
+
+ s.Printf("%s ", DW_OP_value_to_name (opcode));
+
+ /* Does this take zero parameters? If so we can shortcut this function. */
+ if (opcode_class == DRC_ZEROOPERANDS)
+ return 0;
+
+ if (opcode_class == DRC_TWOOPERANDS && opcode == DW_OP_bregx)
+ {
+ uint = data.GetULEB128(offset_ptr);
+ sint = data.GetSLEB128(offset_ptr);
+ s.Printf("%" PRIu64 " %" PRIi64, uint, sint);
+ return 0;
+ }
+ if (opcode_class != DRC_ONEOPERAND)
+ {
+ s.Printf("UNKNOWN OP %u", opcode);
+ return 1;
+ }
+
+ switch (opcode)
+ {
+ case DW_OP_addr: size = address_size; break;
+ case DW_OP_const1u: size = 1; break;
+ case DW_OP_const1s: size = -1; break;
+ case DW_OP_const2u: size = 2; break;
+ case DW_OP_const2s: size = -2; break;
+ case DW_OP_const4u: size = 4; break;
+ case DW_OP_const4s: size = -4; break;
+ case DW_OP_const8u: size = 8; break;
+ case DW_OP_const8s: size = -8; break;
+ case DW_OP_constu: size = 128; break;
+ case DW_OP_consts: size = -128; break;
+ case DW_OP_fbreg: size = -128; break;
+ case DW_OP_breg0:
+ case DW_OP_breg1:
+ case DW_OP_breg2:
+ case DW_OP_breg3:
+ case DW_OP_breg4:
+ case DW_OP_breg5:
+ case DW_OP_breg6:
+ case DW_OP_breg7:
+ case DW_OP_breg8:
+ case DW_OP_breg9:
+ case DW_OP_breg10:
+ case DW_OP_breg11:
+ case DW_OP_breg12:
+ case DW_OP_breg13:
+ case DW_OP_breg14:
+ case DW_OP_breg15:
+ case DW_OP_breg16:
+ case DW_OP_breg17:
+ case DW_OP_breg18:
+ case DW_OP_breg19:
+ case DW_OP_breg20:
+ case DW_OP_breg21:
+ case DW_OP_breg22:
+ case DW_OP_breg23:
+ case DW_OP_breg24:
+ case DW_OP_breg25:
+ case DW_OP_breg26:
+ case DW_OP_breg27:
+ case DW_OP_breg28:
+ case DW_OP_breg29:
+ case DW_OP_breg30:
+ case DW_OP_breg31:
+ size = -128; break;
+ case DW_OP_pick:
+ size = 1; break;
+ case DW_OP_deref_size:
+ size = 1; break;
+ case DW_OP_xderef_size:
+ size = 1; break;
+ case DW_OP_plus_uconst:
+ size = 128; break;
+ case DW_OP_skip:
+ size = -2; break;
+ case DW_OP_bra:
+ size = -2; break;
+ case DW_OP_call2:
+ size = 2; break;
+ case DW_OP_call4:
+ size = 4; break;
+ case DW_OP_call_ref:
+ size = dwarf_ref_size; break;
+ case DW_OP_piece:
+ size = 128; break;
+ case DW_OP_regx:
+ size = 128; break;
+ case DW_OP_GNU_addr_index:
+ case DW_OP_GNU_const_index:
+ size = 128; break;
+ default:
+ s.Printf("UNKNOWN ONE-OPERAND OPCODE, #%u", opcode);
+ return 1;
+ }
+
+ switch (size)
+ {
+ case -1: sint = (int8_t) data.GetU8(offset_ptr); s.Printf("%+" PRIi64, sint); break;
+ case -2: sint = (int16_t) data.GetU16(offset_ptr); s.Printf("%+" PRIi64, sint); break;
+ case -4: sint = (int32_t) data.GetU32(offset_ptr); s.Printf("%+" PRIi64, sint); break;
+ case -8: sint = (int64_t) data.GetU64(offset_ptr); s.Printf("%+" PRIi64, sint); break;
+ case -128: sint = data.GetSLEB128(offset_ptr); s.Printf("%+" PRIi64, sint); break;
+ case 1: uint = data.GetU8(offset_ptr); s.Printf("0x%2.2" PRIx64, uint); break;
+ case 2: uint = data.GetU16(offset_ptr); s.Printf("0x%4.4" PRIx64, uint); break;
+ case 4: uint = data.GetU32(offset_ptr); s.Printf("0x%8.8" PRIx64, uint); break;
+ case 8: uint = data.GetU64(offset_ptr); s.Printf("0x%16.16" PRIx64, uint); break;
+ case 128: uint = data.GetULEB128(offset_ptr); s.Printf("0x%" PRIx64, uint); break;
+ }
+
+ return 0;
+}
+
+static int
+print_dwarf_expression (Stream &s,
+ const DWARFDataExtractor& data,
+ int address_size,
+ int dwarf_ref_size,
+ bool location_expression)
+{
+ int op_count = 0;
+ lldb::offset_t offset = 0;
+ while (data.ValidOffset(offset))
+ {
+ if (location_expression && op_count > 0)
+ {
+ // err (baton, "Dwarf location expressions may only have one operand!");
+ return 1;
+ }
+ if (op_count > 0)
+ {
+ s.PutCString(", ");
+ }
+ if (print_dwarf_exp_op (s, data, &offset, address_size, dwarf_ref_size) == 1)
+ return 1;
+ op_count++;
+ }
+
+ return 0;
+}
+
+static dw_offset_t
+print_dwarf_location_list(Stream &s,
+ const DWARFCompileUnit* cu,
+ const DWARFDataExtractor& debug_loc_data,
+ lldb::offset_t offset)
+{
+ uint64_t start_addr, end_addr;
+ uint32_t addr_size = DWARFCompileUnit::GetAddressByteSize(cu);
+ s.SetAddressByteSize(DWARFCompileUnit::GetAddressByteSize(cu));
+ dw_addr_t base_addr = cu ? cu->GetBaseAddress() : 0;
+ while (debug_loc_data.ValidOffset(offset))
+ {
+ start_addr = debug_loc_data.GetMaxU64(&offset,addr_size);
+ end_addr = debug_loc_data.GetMaxU64(&offset,addr_size);
+
+ if (start_addr == 0 && end_addr == 0)
+ break;
+
+ s.PutCString("\n ");
+ s.Indent();
+ if (cu)
+ s.AddressRange (start_addr + base_addr,
+ end_addr + base_addr,
+ cu->GetAddressByteSize(),
+ NULL,
+ ": ");
+ uint32_t loc_length = debug_loc_data.GetU16(&offset);
+
+ DWARFDataExtractor locationData(debug_loc_data, offset, loc_length);
+ // if ( dump_flags & DWARFDebugInfo::eDumpFlag_Verbose ) *ostrm_ptr << " ( ";
+ print_dwarf_expression (s, locationData, addr_size, 4, false);
+ offset += loc_length;
+ }
+
+ return offset;
+}
+
bool
DWARFDebugInfoEntry::FastExtract
(
@@ -555,7 +747,7 @@
const DWARFDataExtractor &debug_loc_data = dwarf2Data->get_debug_loc_data();
const dw_offset_t debug_loc_offset = form_value.Unsigned();
- size_t loc_list_length = DWARFLocationList::Size(debug_loc_data, debug_loc_offset);
+ size_t loc_list_length = DWARFExpression::LocationListSize(cu, debug_loc_data, debug_loc_offset);
if (loc_list_length > 0)
{
frame_base->SetOpcodeData(module, debug_loc_data, debug_loc_offset, loc_list_length);
@@ -814,7 +1006,7 @@
{
if ( !verbose )
form_value.Dump(s);
- DWARFLocationList::Dump(s, cu, dwarf2Data->get_debug_loc_data(), debug_loc_offset);
+ print_dwarf_location_list(s, cu, dwarf2Data->get_debug_loc_data(), debug_loc_offset);
}
else
{
Index: source/Plugins/SymbolFile/DWARF/DWARFDIE.cpp
===================================================================
--- source/Plugins/SymbolFile/DWARF/DWARFDIE.cpp
+++ source/Plugins/SymbolFile/DWARF/DWARFDIE.cpp
@@ -18,8 +18,6 @@
#include "DWARFDeclContext.h"
#include "DWARFDIECollection.h"
#include "DWARFFormValue.h"
-#include "DWARFLocationDescription.h"
-#include "DWARFLocationList.h"
#include "SymbolFileDWARF.h"
#include "lldb/Core/Module.h"
Index: source/Plugins/SymbolFile/DWARF/CMakeLists.txt
===================================================================
--- source/Plugins/SymbolFile/DWARF/CMakeLists.txt
+++ source/Plugins/SymbolFile/DWARF/CMakeLists.txt
@@ -22,8 +22,6 @@
DWARFDIE.cpp
DWARFDIECollection.cpp
DWARFFormValue.cpp
- DWARFLocationDescription.cpp
- DWARFLocationList.cpp
HashedNameToDIE.cpp
LogChannelDWARF.cpp
NameToDIE.cpp
Index: source/Expression/DWARFExpression.cpp
===================================================================
--- source/Expression/DWARFExpression.cpp
+++ source/Expression/DWARFExpression.cpp
@@ -43,6 +43,15 @@
using namespace lldb;
using namespace lldb_private;
+static lldb::addr_t
+ReadAddressFromDebugAddrSection(const DWARFCompileUnit* dwarf_cu, uint32_t index)
+{
+ uint32_t index_size = dwarf_cu->GetAddressByteSize();
+ dw_offset_t addr_base = dwarf_cu->GetAddrBase();
+ lldb::offset_t offset = addr_base + index * index_size;
+ return dwarf_cu->GetSymbolFileDWARF()->get_debug_addr_data().GetMaxU64(&offset, index_size);
+}
+
// TODO- why is this also defined (in a better way) in DWARFDefines.cpp?
const char *
DW_OP_value_to_name (uint32_t val)
@@ -726,8 +735,14 @@
addr_t curr_base_addr = location_list_base_addr;
while (m_data.ValidOffset(offset))
{
- lldb::addr_t begin_addr_offset = m_data.GetAddress(&offset);
- lldb::addr_t end_addr_offset = m_data.GetAddress(&offset);
+ addr_t begin_addr_offset = LLDB_INVALID_ADDRESS;
+ addr_t end_addr_offset = LLDB_INVALID_ADDRESS;
+ if (!AddressRangeForLocationListEntry(m_dwarf_cu, m_data, &offset, begin_addr_offset, end_addr_offset))
+ break;
+
+ if (begin_addr_offset == 0 && end_addr_offset == 0)
+ break;
+
if (begin_addr_offset < end_addr_offset)
{
if (count > 0)
@@ -740,11 +755,6 @@
s->PutChar('}');
offset += location_length;
}
- else if (begin_addr_offset == 0 && end_addr_offset == 0)
- {
- // The end of the location list is marked by both the start and end offset being zero
- break;
- }
else
{
if ((m_data.GetAddressByteSize() == 4 && (begin_addr_offset == UINT32_MAX)) ||
@@ -1070,8 +1080,7 @@
}
lldb::addr_t
-DWARFExpression::GetLocation_DW_OP_addr (uint32_t op_addr_idx,
- bool &error) const
+DWARFExpression::GetLocation_DW_OP_addr (uint32_t op_addr_idx, bool &error) const
{
error = false;
if (IsLocationList())
@@ -1101,10 +1110,7 @@
break;
}
- uint32_t index_size = m_dwarf_cu->GetAddressByteSize();
- dw_offset_t addr_base = m_dwarf_cu->GetAddrBase();
- lldb::offset_t offset = addr_base + index * index_size;
- return m_dwarf_cu->GetSymbolFileDWARF()->get_debug_addr_data().GetMaxU64(&offset, index_size);
+ return ReadAddressFromDebugAddrSection(m_dwarf_cu, index);
}
else
++curr_op_addr_idx;
@@ -1189,20 +1195,21 @@
while (m_data.ValidOffset(offset))
{
// We need to figure out what the value is for the location.
- addr_t lo_pc = m_data.GetAddress(&offset);
- addr_t hi_pc = m_data.GetAddress(&offset);
+ addr_t lo_pc = LLDB_INVALID_ADDRESS;
+ addr_t hi_pc = LLDB_INVALID_ADDRESS;
+ if (!AddressRangeForLocationListEntry(m_dwarf_cu, m_data, &offset, lo_pc, hi_pc))
+ break;
+
if (lo_pc == 0 && hi_pc == 0)
break;
- else
- {
- lo_pc += loclist_base_addr - m_loclist_slide;
- hi_pc += loclist_base_addr - m_loclist_slide;
- if (lo_pc <= addr && addr < hi_pc)
- return true;
+ lo_pc += loclist_base_addr - m_loclist_slide;
+ hi_pc += loclist_base_addr - m_loclist_slide;
- offset += m_data.GetU16(&offset);
- }
+ if (lo_pc <= addr && addr < hi_pc)
+ return true;
+
+ offset += m_data.GetU16(&offset);
}
}
return false;
@@ -1225,24 +1232,23 @@
while (m_data.ValidOffset(offset))
{
// We need to figure out what the value is for the location.
- addr_t lo_pc = m_data.GetAddress(&offset);
- addr_t hi_pc = m_data.GetAddress(&offset);
+ addr_t lo_pc = LLDB_INVALID_ADDRESS;
+ addr_t hi_pc = LLDB_INVALID_ADDRESS;
+ if (!AddressRangeForLocationListEntry(m_dwarf_cu, m_data, &offset, lo_pc, hi_pc))
+ break;
+
if (lo_pc == 0 && hi_pc == 0)
- {
break;
- }
- else
- {
- lo_pc += curr_base_addr - m_loclist_slide;
- hi_pc += curr_base_addr - m_loclist_slide;
-
- length = m_data.GetU16(&offset);
-
- if (length > 0 && lo_pc <= pc && pc < hi_pc)
- return true;
- offset += length;
- }
+ lo_pc += curr_base_addr - m_loclist_slide;
+ hi_pc += curr_base_addr - m_loclist_slide;
+
+ length = m_data.GetU16(&offset);
+
+ if (length > 0 && lo_pc <= pc && pc < hi_pc)
+ return true;
+
+ offset += length;
}
}
offset = LLDB_INVALID_OFFSET;
@@ -1334,37 +1340,36 @@
while (m_data.ValidOffset(offset))
{
// We need to figure out what the value is for the location.
- addr_t lo_pc = m_data.GetAddress(&offset);
- addr_t hi_pc = m_data.GetAddress(&offset);
+ addr_t lo_pc = LLDB_INVALID_ADDRESS;
+ addr_t hi_pc = LLDB_INVALID_ADDRESS;
+ if (!AddressRangeForLocationListEntry(m_dwarf_cu, m_data, &offset, lo_pc, hi_pc))
+ break;
+
if (lo_pc == 0 && hi_pc == 0)
- {
break;
- }
- else
- {
- lo_pc += curr_loclist_base_load_addr - m_loclist_slide;
- hi_pc += curr_loclist_base_load_addr - m_loclist_slide;
- uint16_t length = m_data.GetU16(&offset);
+ lo_pc += curr_loclist_base_load_addr - m_loclist_slide;
+ hi_pc += curr_loclist_base_load_addr - m_loclist_slide;
- if (length > 0 && lo_pc <= pc && pc < hi_pc)
- {
- return DWARFExpression::Evaluate (exe_ctx,
- expr_locals,
- decl_map,
- reg_ctx,
- module_sp,
- m_data,
- m_dwarf_cu,
- offset,
- length,
- m_reg_kind,
- initial_value_ptr,
- result,
- error_ptr);
- }
- offset += length;
+ uint16_t length = m_data.GetU16(&offset);
+
+ if (length > 0 && lo_pc <= pc && pc < hi_pc)
+ {
+ return DWARFExpression::Evaluate (exe_ctx,
+ expr_locals,
+ decl_map,
+ reg_ctx,
+ module_sp,
+ m_data,
+ m_dwarf_cu,
+ offset,
+ length,
+ m_reg_kind,
+ initial_value_ptr,
+ result,
+ error_ptr);
}
+ offset += length;
}
}
if (error_ptr)
@@ -3117,3 +3122,74 @@
return true; // Return true on success
}
+size_t
+DWARFExpression::LocationListSize(const DWARFCompileUnit* dwarf_cu,
+ const DataExtractor& debug_loc_data,
+ lldb::offset_t offset)
+{
+ const lldb::offset_t debug_loc_offset = offset;
+ while (debug_loc_data.ValidOffset(offset))
+ {
+ lldb::addr_t start_addr = LLDB_INVALID_ADDRESS;
+ lldb::addr_t end_addr = LLDB_INVALID_ADDRESS;
+ if (!AddressRangeForLocationListEntry(dwarf_cu, debug_loc_data, &offset, start_addr, end_addr))
+ break;
+
+ if (start_addr == 0 && end_addr == 0)
+ break;
+
+ uint16_t loc_length = debug_loc_data.GetU16(&offset);
+ offset += loc_length;
+ }
+
+ if (offset > debug_loc_offset)
+ return offset - debug_loc_offset;
+ return 0;
+}
+
+bool
+DWARFExpression::AddressRangeForLocationListEntry(const DWARFCompileUnit* dwarf_cu,
+ const DataExtractor& debug_loc_data,
+ lldb::offset_t* offset_ptr,
+ lldb::addr_t& low_pc,
+ lldb::addr_t& high_pc)
+{
+ if (!debug_loc_data.ValidOffset(*offset_ptr))
+ return false;
+
+ switch (dwarf_cu->GetSymbolFileDWARF()->GetLocationListFormat())
+ {
+ case NonLocationList:
+ return false;
+ case RegularLocationList:
+ low_pc = debug_loc_data.GetAddress(offset_ptr);
+ high_pc = debug_loc_data.GetAddress(offset_ptr);
+ return true;
+ case SplitDwarfLocationList:
+ switch (debug_loc_data.GetU8(offset_ptr))
+ {
+ case DW_LLE_end_of_list_entry:
+ return false;
+ case DW_LLE_start_end_entry:
+ {
+ uint64_t index = debug_loc_data.GetULEB128(offset_ptr);
+ low_pc = ReadAddressFromDebugAddrSection(dwarf_cu, index);
+ index = debug_loc_data.GetULEB128(offset_ptr);
+ high_pc = ReadAddressFromDebugAddrSection(dwarf_cu, index);
+ return true;
+ }
+ case DW_LLE_start_length_entry:
+ {
+ uint64_t index = debug_loc_data.GetULEB128(offset_ptr);
+ low_pc = ReadAddressFromDebugAddrSection(dwarf_cu, index);
+ uint32_t length = debug_loc_data.GetU32(offset_ptr);
+ high_pc = low_pc + length;
+ return true;
+ }
+ default:
+ // Not supported entry type
+ return false;
+ }
+ return true;
+ }
+}
Index: lldb.xcodeproj/project.pbxproj
===================================================================
--- lldb.xcodeproj/project.pbxproj
+++ lldb.xcodeproj/project.pbxproj
@@ -459,8 +459,6 @@
268900C413353E5F00698AC0 /* DWARFDefines.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 260C89CF10F57C5600BB2B04 /* DWARFDefines.cpp */; };
268900C513353E5F00698AC0 /* DWARFDIECollection.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 260C89D110F57C5600BB2B04 /* DWARFDIECollection.cpp */; };
268900C613353E5F00698AC0 /* DWARFFormValue.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 260C89D310F57C5600BB2B04 /* DWARFFormValue.cpp */; };
- 268900C713353E5F00698AC0 /* DWARFLocationDescription.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 260C89D510F57C5600BB2B04 /* DWARFLocationDescription.cpp */; };
- 268900C813353E5F00698AC0 /* DWARFLocationList.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 260C89D710F57C5600BB2B04 /* DWARFLocationList.cpp */; };
268900C913353E5F00698AC0 /* NameToDIE.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 2618D9EA12406FE600F2B8FE /* NameToDIE.cpp */; };
268900CA13353E5F00698AC0 /* SymbolFileDWARF.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 260C89D910F57C5600BB2B04 /* SymbolFileDWARF.cpp */; };
268900CB13353E5F00698AC0 /* LogChannelDWARF.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 26109B3B1155D70100CC3529 /* LogChannelDWARF.cpp */; };
@@ -739,15 +737,15 @@
9443B123140C26AB0013457C /* SBData.h in Headers */ = {isa = PBXBuildFile; fileRef = 9443B120140C18A90013457C /* SBData.h */; settings = {ATTRIBUTES = (Public, ); }; };
945215DF17F639EE00521C0B /* ValueObjectPrinter.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945215DE17F639EE00521C0B /* ValueObjectPrinter.cpp */; };
9452573A16262D0200325455 /* SBDeclaration.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 9452573916262D0200325455 /* SBDeclaration.cpp */; };
- 945261BF1B9A11FC00BF138D /* CxxStringTypes.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261B31B9A11E800BF138D /* CxxStringTypes.cpp */; settings = {ASSET_TAGS = (); }; };
- 945261C01B9A11FC00BF138D /* LibCxx.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261B51B9A11E800BF138D /* LibCxx.cpp */; settings = {ASSET_TAGS = (); }; };
- 945261C11B9A11FC00BF138D /* LibCxxInitializerList.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261B71B9A11E800BF138D /* LibCxxInitializerList.cpp */; settings = {ASSET_TAGS = (); }; };
- 945261C21B9A11FC00BF138D /* LibCxxList.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261B81B9A11E800BF138D /* LibCxxList.cpp */; settings = {ASSET_TAGS = (); }; };
- 945261C31B9A11FC00BF138D /* LibCxxMap.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261B91B9A11E800BF138D /* LibCxxMap.cpp */; settings = {ASSET_TAGS = (); }; };
- 945261C41B9A11FC00BF138D /* LibCxxUnorderedMap.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261BA1B9A11E800BF138D /* LibCxxUnorderedMap.cpp */; settings = {ASSET_TAGS = (); }; };
- 945261C51B9A11FC00BF138D /* LibCxxVector.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261BB1B9A11E800BF138D /* LibCxxVector.cpp */; settings = {ASSET_TAGS = (); }; };
- 945261C61B9A11FC00BF138D /* LibStdcpp.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261BC1B9A11E800BF138D /* LibStdcpp.cpp */; settings = {ASSET_TAGS = (); }; };
- 945261C81B9A14D300BF138D /* CXXFunctionPointer.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261C71B9A14D300BF138D /* CXXFunctionPointer.cpp */; settings = {ASSET_TAGS = (); }; };
+ 945261BF1B9A11FC00BF138D /* CxxStringTypes.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261B31B9A11E800BF138D /* CxxStringTypes.cpp */; };
+ 945261C01B9A11FC00BF138D /* LibCxx.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261B51B9A11E800BF138D /* LibCxx.cpp */; };
+ 945261C11B9A11FC00BF138D /* LibCxxInitializerList.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261B71B9A11E800BF138D /* LibCxxInitializerList.cpp */; };
+ 945261C21B9A11FC00BF138D /* LibCxxList.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261B81B9A11E800BF138D /* LibCxxList.cpp */; };
+ 945261C31B9A11FC00BF138D /* LibCxxMap.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261B91B9A11E800BF138D /* LibCxxMap.cpp */; };
+ 945261C41B9A11FC00BF138D /* LibCxxUnorderedMap.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261BA1B9A11E800BF138D /* LibCxxUnorderedMap.cpp */; };
+ 945261C51B9A11FC00BF138D /* LibCxxVector.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261BB1B9A11E800BF138D /* LibCxxVector.cpp */; };
+ 945261C61B9A11FC00BF138D /* LibStdcpp.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261BC1B9A11E800BF138D /* LibStdcpp.cpp */; };
+ 945261C81B9A14D300BF138D /* CXXFunctionPointer.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945261C71B9A14D300BF138D /* CXXFunctionPointer.cpp */; };
945759671534941F005A9070 /* PlatformPOSIX.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945759651534941F005A9070 /* PlatformPOSIX.cpp */; };
945E8D80152F6AB40019BCCD /* StreamGDBRemote.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 945E8D7F152F6AB40019BCCD /* StreamGDBRemote.cpp */; };
9461569A14E358A6003A195C /* SBTypeFilter.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 9461568A14E35621003A195C /* SBTypeFilter.cpp */; };
@@ -762,13 +760,13 @@
9475C18F14E5F858001BFC6D /* SBTypeNameSpecifier.h in Headers */ = {isa = PBXBuildFile; fileRef = 9475C18C14E5F826001BFC6D /* SBTypeNameSpecifier.h */; settings = {ATTRIBUTES = (Public, ); }; };
947A1D641616476B0017C8D1 /* CommandObjectPlugin.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 947A1D621616476A0017C8D1 /* CommandObjectPlugin.cpp */; };
949ADF031406F648004833E1 /* ValueObjectConstResultImpl.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949ADF021406F648004833E1 /* ValueObjectConstResultImpl.cpp */; };
- 949EEDA01BA74B6D008C63CF /* CoreMedia.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EED9E1BA74B64008C63CF /* CoreMedia.cpp */; settings = {ASSET_TAGS = (); }; };
- 949EEDA31BA76577008C63CF /* Cocoa.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EEDA11BA76571008C63CF /* Cocoa.cpp */; settings = {ASSET_TAGS = (); }; };
- 949EEDAE1BA7671C008C63CF /* CF.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EEDAC1BA76719008C63CF /* CF.cpp */; settings = {ASSET_TAGS = (); }; };
- 949EEDAF1BA76729008C63CF /* NSArray.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EEDA41BA765B5008C63CF /* NSArray.cpp */; settings = {ASSET_TAGS = (); }; };
- 949EEDB11BA7672D008C63CF /* NSDictionary.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EEDA51BA765B5008C63CF /* NSDictionary.cpp */; settings = {ASSET_TAGS = (); }; };
- 949EEDB21BA76731008C63CF /* NSIndexPath.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EEDA61BA765B5008C63CF /* NSIndexPath.cpp */; settings = {ASSET_TAGS = (); }; };
- 949EEDB31BA76736008C63CF /* NSSet.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EEDA71BA765B5008C63CF /* NSSet.cpp */; settings = {ASSET_TAGS = (); }; };
+ 949EEDA01BA74B6D008C63CF /* CoreMedia.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EED9E1BA74B64008C63CF /* CoreMedia.cpp */; };
+ 949EEDA31BA76577008C63CF /* Cocoa.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EEDA11BA76571008C63CF /* Cocoa.cpp */; };
+ 949EEDAE1BA7671C008C63CF /* CF.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EEDAC1BA76719008C63CF /* CF.cpp */; };
+ 949EEDAF1BA76729008C63CF /* NSArray.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EEDA41BA765B5008C63CF /* NSArray.cpp */; };
+ 949EEDB11BA7672D008C63CF /* NSDictionary.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EEDA51BA765B5008C63CF /* NSDictionary.cpp */; };
+ 949EEDB21BA76731008C63CF /* NSIndexPath.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EEDA61BA765B5008C63CF /* NSIndexPath.cpp */; };
+ 949EEDB31BA76736008C63CF /* NSSet.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 949EEDA71BA765B5008C63CF /* NSSet.cpp */; };
94A5B3971AB9FE8D00A5EE7F /* EmulateInstructionMIPS64.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 94A5B3951AB9FE8300A5EE7F /* EmulateInstructionMIPS64.cpp */; };
94B638531B8F8E6C004FE1E4 /* Language.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 94B638521B8F8E6C004FE1E4 /* Language.cpp */; };
94B6385D1B8FB178004FE1E4 /* CPlusPlusLanguage.cpp in Sources */ = {isa = PBXBuildFile; fileRef = 94B6385B1B8FB174004FE1E4 /* CPlusPlusLanguage.cpp */; };
@@ -1259,10 +1257,6 @@
260C89D210F57C5600BB2B04 /* DWARFDIECollection.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = DWARFDIECollection.h; sourceTree = "<group>"; };
260C89D310F57C5600BB2B04 /* DWARFFormValue.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = DWARFFormValue.cpp; sourceTree = "<group>"; };
260C89D410F57C5600BB2B04 /* DWARFFormValue.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = DWARFFormValue.h; sourceTree = "<group>"; };
- 260C89D510F57C5600BB2B04 /* DWARFLocationDescription.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = DWARFLocationDescription.cpp; sourceTree = "<group>"; };
- 260C89D610F57C5600BB2B04 /* DWARFLocationDescription.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = DWARFLocationDescription.h; sourceTree = "<group>"; };
- 260C89D710F57C5600BB2B04 /* DWARFLocationList.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = DWARFLocationList.cpp; sourceTree = "<group>"; };
- 260C89D810F57C5600BB2B04 /* DWARFLocationList.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = DWARFLocationList.h; sourceTree = "<group>"; };
260C89D910F57C5600BB2B04 /* SymbolFileDWARF.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = SymbolFileDWARF.cpp; sourceTree = "<group>"; };
260C89DA10F57C5600BB2B04 /* SymbolFileDWARF.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = SymbolFileDWARF.h; sourceTree = "<group>"; };
260C89DB10F57C5600BB2B04 /* SymbolFileDWARFDebugMap.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = SymbolFileDWARFDebugMap.cpp; sourceTree = "<group>"; };
@@ -3170,10 +3164,6 @@
260C89D210F57C5600BB2B04 /* DWARFDIECollection.h */,
260C89D310F57C5600BB2B04 /* DWARFFormValue.cpp */,
260C89D410F57C5600BB2B04 /* DWARFFormValue.h */,
- 260C89D510F57C5600BB2B04 /* DWARFLocationDescription.cpp */,
- 260C89D610F57C5600BB2B04 /* DWARFLocationDescription.h */,
- 260C89D710F57C5600BB2B04 /* DWARFLocationList.cpp */,
- 260C89D810F57C5600BB2B04 /* DWARFLocationList.h */,
26A0DA4D140F721D006DA411 /* HashedNameToDIE.h */,
26109B3B1155D70100CC3529 /* LogChannelDWARF.cpp */,
26109B3C1155D70100CC3529 /* LogChannelDWARF.h */,
@@ -6393,9 +6383,7 @@
3FDFE53119A292F0009756A7 /* HostInfoPosix.cpp in Sources */,
233B007D1960C9F90090E598 /* ProcessInfo.cpp in Sources */,
3FDFE52C19A2917A009756A7 /* HostInfoMacOSX.mm in Sources */,
- 268900C713353E5F00698AC0 /* DWARFLocationDescription.cpp in Sources */,
26BC17B118C7F4CB00D2196D /* ThreadElfCore.cpp in Sources */,
- 268900C813353E5F00698AC0 /* DWARFLocationList.cpp in Sources */,
268900C913353E5F00698AC0 /* NameToDIE.cpp in Sources */,
268900CA13353E5F00698AC0 /* SymbolFileDWARF.cpp in Sources */,
268900CB13353E5F00698AC0 /* LogChannelDWARF.cpp in Sources */,
Index: include/lldb/Expression/DWARFExpression.h
===================================================================
--- include/lldb/Expression/DWARFExpression.h
+++ include/lldb/Expression/DWARFExpression.h
@@ -42,6 +42,13 @@
class DWARFExpression
{
public:
+ enum LocationListFormat : uint8_t
+ {
+ NonLocationList, // Not a location list
+ RegularLocationList, // Location list format used in non-split dwarf files
+ SplitDwarfLocationList, // Location list format used in split dwarf files
+ };
+
//------------------------------------------------------------------
/// Constructor
//------------------------------------------------------------------
@@ -401,6 +408,11 @@
lldb::addr_t address,
ABI *abi);
+ static size_t
+ LocationListSize(const DWARFCompileUnit* dwarf_cu,
+ const DataExtractor& debug_loc_data,
+ lldb::offset_t offset);
+
protected:
//------------------------------------------------------------------
/// Pretty-prints the location expression to a stream
@@ -434,6 +446,13 @@
lldb::offset_t &offset,
lldb::offset_t &len);
+ static bool
+ AddressRangeForLocationListEntry(const DWARFCompileUnit* dwarf_cu,
+ const DataExtractor& debug_loc_data,
+ lldb::offset_t* offset_ptr,
+ lldb::addr_t& low_pc,
+ lldb::addr_t& high_pc);
+
//------------------------------------------------------------------
/// Classes that inherit from DWARFExpression can see and modify these
//------------------------------------------------------------------
@@ -447,7 +466,6 @@
lldb::addr_t m_loclist_slide; ///< A value used to slide the location list offsets so that
///< they are relative to the object that owns the location list
///< (the function for frame base and variable location lists)
-
};
} // namespace lldb_private
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