[Lldb-commits] [lldb] r243344 - Make sure we detect symbols in the new __DATA_DIRTY and __DATA_CONST segments and classify them correctly.

[Greg Clayton]

Author: gclayton
Date: Mon Jul 27 18:21:05 2015
New Revision: 243344

URL: http://llvm.org/viewvc/llvm-project?rev=243344&view=rev
Log:
Make sure we detect symbols in the new __DATA_DIRTY and __DATA_CONST segments 
and classify them correctly.

<rdar://problem/20942073>


Modified:
    lldb/trunk/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.cpp
    lldb/trunk/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.h

Modified: lldb/trunk/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.cpp
URL: 
http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.cpp?rev=243344&r1=243343&r2=243344&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.cpp (original)
+++ lldb/trunk/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.cpp Mon Jul 27 
18:21:05 2015
@@ -1028,6 +1028,20 @@ ObjectFileMachO::GetSegmentNameDATA()
 }
 
 const ConstString &
+ObjectFileMachO::GetSegmentNameDATA_DIRTY()
+{
+    static ConstString g_segment_name ("__DATA_DIRTY");
+    return g_segment_name;
+}
+
+const ConstString &
+ObjectFileMachO::GetSegmentNameDATA_CONST()
+{
+    static ConstString g_segment_name ("__DATA_CONST");
+    return g_segment_name;
+}
+
+const ConstString &
 ObjectFileMachO::GetSegmentNameOBJC()
 {
     static ConstString g_segment_name_OBJC ("__OBJC");
@@ -2442,10 +2456,14 @@ ObjectFileMachO::ParseSymtab ()
 
         const ConstString &g_segment_name_TEXT = GetSegmentNameTEXT();
         const ConstString &g_segment_name_DATA = GetSegmentNameDATA();
+        const ConstString &g_segment_name_DATA_DIRTY = 
GetSegmentNameDATA_DIRTY();
+        const ConstString &g_segment_name_DATA_CONST = 
GetSegmentNameDATA_CONST();
         const ConstString &g_segment_name_OBJC = GetSegmentNameOBJC();
         const ConstString &g_section_name_eh_frame = GetSectionNameEHFrame();
         SectionSP 
text_section_sp(section_list->FindSectionByName(g_segment_name_TEXT));
         SectionSP 
data_section_sp(section_list->FindSectionByName(g_segment_name_DATA));
+        SectionSP 
data_dirty_section_sp(section_list->FindSectionByName(g_segment_name_DATA_DIRTY));
+        SectionSP 
data_const_section_sp(section_list->FindSectionByName(g_segment_name_DATA_CONST));
         SectionSP 
objc_section_sp(section_list->FindSectionByName(g_segment_name_OBJC));
         SectionSP eh_frame_section_sp;
         if (text_section_sp.get())
@@ -3298,7 +3316,9 @@ ObjectFileMachO::ParseSymtab ()
                                                                         else
                                                                             
type = eSymbolTypeCode;
                                                                     }
-                                                                    else if 
(symbol_section->IsDescendant(data_section_sp.get()))
+                                                                    else if 
(symbol_section->IsDescendant(data_section_sp.get()) ||
+                                                                             
symbol_section->IsDescendant(data_dirty_section_sp.get()) ||
+                                                                             
symbol_section->IsDescendant(data_const_section_sp.get()))
                                                                     {
                                                                         if 
(symbol_sect_name && ::strstr (symbol_sect_name, "__objc") == symbol_sect_name)
                                                                         {
@@ -4148,7 +4168,9 @@ ObjectFileMachO::ParseSymtab ()
                                             type = eSymbolTypeCode;
                                     }
                                     else
-                                    if 
(symbol_section->IsDescendant(data_section_sp.get()))
+                                    if 
(symbol_section->IsDescendant(data_section_sp.get()) ||
+                                        
symbol_section->IsDescendant(data_dirty_section_sp.get()) ||
+                                        
symbol_section->IsDescendant(data_const_section_sp.get()))
                                     {
                                         if (symbol_sect_name && ::strstr 
(symbol_sect_name, "__objc") == symbol_sect_name)
                                         {

Modified: lldb/trunk/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.h
URL: 
http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.h?rev=243344&r1=243343&r2=243344&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.h (original)
+++ lldb/trunk/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.h Mon Jul 27 
18:21:05 2015
@@ -223,6 +223,8 @@ protected:
     llvm::MachO::mach_header m_header;
     static const lldb_private::ConstString &GetSegmentNameTEXT();
     static const lldb_private::ConstString &GetSegmentNameDATA();
+    static const lldb_private::ConstString &GetSegmentNameDATA_DIRTY();
+    static const lldb_private::ConstString &GetSegmentNameDATA_CONST();
     static const lldb_private::ConstString &GetSegmentNameOBJC();
     static const lldb_private::ConstString &GetSegmentNameLINKEDIT();
     static const lldb_private::ConstString &GetSectionNameEHFrame();


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