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| author | Devang Patel <dpatel@apple.com> | 2010-05-27 16:47:30 +0000 |
|---|---|---|
| committer | Devang Patel <dpatel@apple.com> | 2010-05-27 16:47:30 +0000 |
| commit | 55e9717e59165d15161991be56c75c3e80220ee8 (patch) | |
| tree | 14b7852342609aa7f2e74612f539f476c09078bc /lib | |
| parent | 098d3a41e11e12f6fe64cf9778d71942a9635e05 (diff) | |
| download | external_llvm-55e9717e59165d15161991be56c75c3e80220ee8.zip external_llvm-55e9717e59165d15161991be56c75c3e80220ee8.tar.gz external_llvm-55e9717e59165d15161991be56c75c3e80220ee8.tar.bz2 | |
inlined function's arguments need a label to mark the start point because they are not directly attached to current function.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104848 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/CodeGen/AsmPrinter/DwarfDebug.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp index 4d7743d..502da07 100644 --- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp +++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp @@ -2635,13 +2635,16 @@ void DwarfDebug::beginFunction(const MachineFunction *MF) { const MachineInstr *MI = II; DebugLoc DL = MI->getDebugLoc(); if (MI->isDebugValue()) { - // DBG_VALUE needs a label if the variable is local variable or - // an argument whose location is changing. assert (MI->getNumOperands() > 1 && "Invalid machine instruction!"); DIVariable DV(MI->getOperand(MI->getNumOperands() - 1).getMetadata()); if (!DV.Verify()) continue; + // If DBG_VALUE is for a local variable then it needs a label. if (DV.getTag() != dwarf::DW_TAG_arg_variable) InsnNeedsLabel.insert(MI); + // DBG_VALUE for inlined functions argument needs a label. + else if (!DISubprogram(DV.getContext()).describes(MF->getFunction())) + InsnNeedsLabel.insert(MI); + // DBG_VALUE indicating argument location change needs a label. else if (!ProcessedArgs.insert(DV)) InsnNeedsLabel.insert(MI); } else { |