[llvm] 8feff8d - [DebugInfo] Fix a comment and a variable name. NFC.

[Igor Kudrin via llvm-commits]

Author: Igor Kudrin
Date: 2020-08-03T15:04:00+07:00
New Revision: 8feff8d14f75aafe4af77a6295d59d28e7a72829

URL: https://github.com/llvm/llvm-project/commit/8feff8d14f75aafe4af77a6295d59d28e7a72829
DIFF: https://github.com/llvm/llvm-project/commit/8feff8d14f75aafe4af77a6295d59d28e7a72829.diff

LOG: [DebugInfo] Fix a comment and a variable name. NFC.

DebugLocListIndex keeps the index of an entry list, not the offset.

Differential Revision: https://reviews.llvm.org/D84093

Added: 
    

Modified: 
    llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
    llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h

Removed: 
    


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diff  --git a/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp b/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
index 2de6569767f6..871977df7a2c 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
@@ -678,9 +678,9 @@ DIE *DwarfCompileUnit::constructVariableDIEImpl(const DbgVariable &DV,
 
   // Add variable address.
 
-  unsigned Offset = DV.getDebugLocListIndex();
-  if (Offset != ~0U) {
-    addLocationList(*VariableDie, dwarf::DW_AT_location, Offset);
+  unsigned Index = DV.getDebugLocListIndex();
+  if (Index != ~0U) {
+    addLocationList(*VariableDie, dwarf::DW_AT_location, Index);
     auto TagOffset = DV.getDebugLocListTagOffset();
     if (TagOffset)
       addUInt(*VariableDie, dwarf::DW_AT_LLVM_tag_offset, dwarf::DW_FORM_data1,

diff  --git a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h
index 2587ee61b059..34364134d92a 100644
--- a/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h
+++ b/llvm/lib/CodeGen/AsmPrinter/DwarfDebug.h
@@ -114,7 +114,7 @@ class DbgEntity {
 ///
 /// Variables that have been optimized out use none of these fields.
 class DbgVariable : public DbgEntity {
-  /// Offset in DebugLocs.
+  /// Index of the entry list in DebugLocs.
   unsigned DebugLocListIndex = ~0u;
   /// DW_OP_LLVM_tag_offset value from DebugLocs.
   Optional<uint8_t> DebugLocListTagOffset;