[Lldb-commits] [lldb] 7b59ff2 - [lldb] Add boilerplate to recognize the .debug_tu_index section

[Pavel Labath via lldb-commits]

Author: Pavel Labath
Date: 2020-02-20T13:44:21+01:00
New Revision: 7b59ff2fa0a56a0158f3f21aaed217118da669a3

URL: https://github.com/llvm/llvm-project/commit/7b59ff2fa0a56a0158f3f21aaed217118da669a3
DIFF: https://github.com/llvm/llvm-project/commit/7b59ff2fa0a56a0158f3f21aaed217118da669a3.diff

LOG: [lldb] Add boilerplate to recognize the .debug_tu_index section

It's just like debug_cu_index, only for type units.

Added: 
    

Modified: 
    lldb/include/lldb/lldb-enumerations.h
    lldb/source/Core/Section.cpp
    lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp
    lldb/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.cpp
    lldb/source/Symbol/ObjectFile.cpp
    lldb/test/Shell/ObjectFile/ELF/section-types.yaml

Removed: 
    


################################################################################
diff  --git a/lldb/include/lldb/lldb-enumerations.h b/lldb/include/lldb/lldb-enumerations.h
index 1347f91a9b3e..543e454c27c8 100644
--- a/lldb/include/lldb/lldb-enumerations.h
+++ b/lldb/include/lldb/lldb-enumerations.h
@@ -695,6 +695,7 @@ enum SectionType {
   eSectionTypeDWARFDebugRngListsDwo,
   eSectionTypeDWARFDebugLocDwo,
   eSectionTypeDWARFDebugLocListsDwo,
+  eSectionTypeDWARFDebugTuIndex,
 };
 
 FLAGS_ENUM(EmulateInstructionOptions){

diff  --git a/lldb/source/Core/Section.cpp b/lldb/source/Core/Section.cpp
index 1d5fd603e57c..94adab29b880 100644
--- a/lldb/source/Core/Section.cpp
+++ b/lldb/source/Core/Section.cpp
@@ -68,6 +68,8 @@ const char *Section::GetTypeAsCString() const {
     return "dwarf-aranges";
   case eSectionTypeDWARFDebugCuIndex:
     return "dwarf-cu-index";
+  case eSectionTypeDWARFDebugTuIndex:
+    return "dwarf-tu-index";
   case eSectionTypeDWARFDebugFrame:
     return "dwarf-frame";
   case eSectionTypeDWARFDebugInfo:

diff  --git a/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp b/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp
index a328e16e4bde..403aa5909bd6 100644
--- a/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp
+++ b/lldb/source/Plugins/ObjectFile/ELF/ObjectFileELF.cpp
@@ -1592,6 +1592,7 @@ static SectionType GetSectionTypeFromName(llvm::StringRef Name) {
         .Case("str.dwo", eSectionTypeDWARFDebugStrDwo)
         .Case("str_offsets", eSectionTypeDWARFDebugStrOffsets)
         .Case("str_offsets.dwo", eSectionTypeDWARFDebugStrOffsetsDwo)
+        .Case("tu_index", eSectionTypeDWARFDebugTuIndex)
         .Case("types", eSectionTypeDWARFDebugTypes)
         .Case("types.dwo", eSectionTypeDWARFDebugTypesDwo)
         .Default(eSectionTypeOther);

diff  --git a/lldb/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.cpp b/lldb/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.cpp
index afa9b645cbec..5b75e1f2a2ec 100644
--- a/lldb/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.cpp
+++ b/lldb/source/Plugins/ObjectFile/Mach-O/ObjectFileMachO.cpp
@@ -1150,6 +1150,7 @@ AddressClass ObjectFileMachO::GetAddressClass(lldb::addr_t file_addr) {
         case eSectionTypeDWARFDebugStrDwo:
         case eSectionTypeDWARFDebugStrOffsets:
         case eSectionTypeDWARFDebugStrOffsetsDwo:
+        case eSectionTypeDWARFDebugTuIndex:
         case eSectionTypeDWARFDebugTypes:
         case eSectionTypeDWARFDebugTypesDwo:
         case eSectionTypeDWARFAppleNames:

diff  --git a/lldb/source/Symbol/ObjectFile.cpp b/lldb/source/Symbol/ObjectFile.cpp
index 0367703db1ae..5a4680b01103 100644
--- a/lldb/source/Symbol/ObjectFile.cpp
+++ b/lldb/source/Symbol/ObjectFile.cpp
@@ -367,6 +367,7 @@ AddressClass ObjectFile::GetAddressClass(addr_t file_addr) {
           case eSectionTypeDWARFDebugStrDwo:
           case eSectionTypeDWARFDebugStrOffsets:
           case eSectionTypeDWARFDebugStrOffsetsDwo:
+          case eSectionTypeDWARFDebugTuIndex:
           case eSectionTypeDWARFDebugTypes:
           case eSectionTypeDWARFDebugTypesDwo:
           case eSectionTypeDWARFAppleNames:

diff  --git a/lldb/test/Shell/ObjectFile/ELF/section-types.yaml b/lldb/test/Shell/ObjectFile/ELF/section-types.yaml
index 7d59b3b4870d..7c12a52038c2 100644
--- a/lldb/test/Shell/ObjectFile/ELF/section-types.yaml
+++ b/lldb/test/Shell/ObjectFile/ELF/section-types.yaml
@@ -34,6 +34,12 @@
 # CHECK-LABEL: Name: .debug_names
 # CHECK-NEXT: Type: dwarf-names
 
+# CHECK-LABEL: Name: .debug_cu_index
+# CHECK-NEXT: Type: dwarf-cu-index
+
+# CHECK-LABEL: Name: .debug_tu_index
+# CHECK-NEXT: Type: dwarf-tu-index
+
 # CHECK-LABEL: Name: .gnu_debugaltlink
 # CHECK-NEXT: Type: dwarf-gnu-debugaltlink
 
@@ -104,6 +110,14 @@ Sections:
     Type:            SHT_PROGBITS
     AddressAlign:    0x0000000000000001
     Content:         DEADBEEFBAADF00D
+  - Name:            .debug_cu_index
+    Type:            SHT_PROGBITS
+    AddressAlign:    0x0000000000000001
+    Content:         DEADBEEFBAADF00D
+  - Name:            .debug_tu_index
+    Type:            SHT_PROGBITS
+    AddressAlign:    0x0000000000000001
+    Content:         DEADBEEFBAADF00D
   - Name:            .gnu_debugaltlink
     Type:            SHT_PROGBITS
     AddressAlign:    0x0000000000000001