[llvm] r205324 - DebugInfo: Factor out common functionality for rendering debug_loc and debug_loc.dwo location list entries
David Blaikie
dblaikie at gmail.com
Tue Apr 1 09:17:41 PDT 2014
Author: dblaikie
Date: Tue Apr 1 11:17:41 2014
New Revision: 205324
URL: http://llvm.org/viewvc/llvm-project?rev=205324&view=rev
Log:
DebugInfo: Factor out common functionality for rendering debug_loc and debug_loc.dwo location list entries
In preparation for refactoring this function into two, one for
debug_loc, one for debug_loc.dwo.
Modified:
llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h
Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp?rev=205324&r1=205323&r2=205324&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.cpp Tue Apr 1 11:17:41 2014
@@ -2386,6 +2386,19 @@ void DwarfDebug::emitDebugLocEntry(ByteS
// FIXME: ^
}
+void DwarfDebug::emitDebugLocEntryLocation(const DebugLocEntry &Entry) {
+ Asm->OutStreamer.AddComment("Loc expr size");
+ MCSymbol *begin = Asm->OutStreamer.getContext().CreateTempSymbol();
+ MCSymbol *end = Asm->OutStreamer.getContext().CreateTempSymbol();
+ Asm->EmitLabelDifference(end, begin, 2);
+ Asm->OutStreamer.EmitLabel(begin);
+ // Emit the entry.
+ APByteStreamer Streamer(*Asm);
+ emitDebugLocEntry(Streamer, Entry);
+ // Close the range.
+ Asm->OutStreamer.EmitLabel(end);
+}
+
// Emit locations into the debug loc section.
void DwarfDebug::emitDebugLoc() {
// Start the dwarf loc section.
@@ -2419,16 +2432,7 @@ void DwarfDebug::emitDebugLoc() {
Asm->OutStreamer.EmitSymbolValue(Entry.getBeginSym(), Size);
Asm->OutStreamer.EmitSymbolValue(Entry.getEndSym(), Size);
}
- Asm->OutStreamer.AddComment("Loc expr size");
- MCSymbol *begin = Asm->OutStreamer.getContext().CreateTempSymbol();
- MCSymbol *end = Asm->OutStreamer.getContext().CreateTempSymbol();
- Asm->EmitLabelDifference(end, begin, 2);
- Asm->OutStreamer.EmitLabel(begin);
- // Emit the entry.
- APByteStreamer Streamer(*Asm);
- emitDebugLocEntry(Streamer, Entry);
- // Close the range.
- Asm->OutStreamer.EmitLabel(end);
+ emitDebugLocEntryLocation(Entry);
}
if (useSplitDwarf())
Asm->EmitInt8(dwarf::DW_LLE_end_of_list_entry);
Modified: llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h?rev=205324&r1=205323&r2=205324&view=diff
==============================================================================
--- llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h (original)
+++ llvm/trunk/lib/CodeGen/AsmPrinter/DwarfDebug.h Tue Apr 1 11:17:41 2014
@@ -772,6 +772,9 @@ public:
/// handle an entry that's going to be emitted into the debug loc section.
void emitDebugLocEntry(ByteStreamer &Streamer, const DebugLocEntry &Entry);
+ /// Emit the location for a debug loc entry, including the size header.
+ void emitDebugLocEntryLocation(const DebugLocEntry &Entry);
+
/// Find the MDNode for the given reference.
template <typename T> T resolve(DIRef<T> Ref) const {
return Ref.resolve(TypeIdentifierMap);
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