diff options
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp index 5ab2701be0e..6e0fdd8574e 100644 --- a/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp +++ b/llvm/lib/Target/PowerPC/PPCAsmPrinter.cpp @@ -685,15 +685,16 @@ void PPCAsmPrinter::EmitInstruction(const MachineInstr *MI) { return; } - // Otherwise use the TOC. 'TOCEntry' is a local symbol used to reference - // the storage allocated in the TOC which contains the address of + // Otherwise use the TOC. 'TOCEntry' is a label used to reference the + // storage allocated in the TOC which contains the address of // 'MOSymbol'. Said TOC entry will be synthesized later. MCSymbol *TOCEntry = lookUpOrCreateTOCEntry(MOSymbol); const MCExpr *Exp = MCSymbolRefExpr::create(TOCEntry, MCSymbolRefExpr::VK_None, OutContext); - // AIX uses the local symbol directly for the operand; that the symbol is - // accessed toc-relative is implicit. + // AIX uses the label directly as the lwz displacement operand for + // references into the toc section. The displacement value will be generated + // relative to the toc-base. if (IsAIX) { assert( TM.getCodeModel() == CodeModel::Small && |
