diff options
Diffstat (limited to 'lib/CodeGen/AsmPrinter/WinException.cpp')
-rw-r--r-- | lib/CodeGen/AsmPrinter/WinException.cpp | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/lib/CodeGen/AsmPrinter/WinException.cpp b/lib/CodeGen/AsmPrinter/WinException.cpp index cf8e8c69bc2a6..92df09b7d6a23 100644 --- a/lib/CodeGen/AsmPrinter/WinException.cpp +++ b/lib/CodeGen/AsmPrinter/WinException.cpp @@ -545,15 +545,17 @@ void WinException::emitCSpecificHandlerTable(const MachineFunction *MF) { OS.AddComment(Comment); }; - // Emit a label assignment with the SEH frame offset so we can use it for - // llvm.eh.recoverfp. - StringRef FLinkageName = - GlobalValue::dropLLVMManglingEscape(MF->getFunction().getName()); - MCSymbol *ParentFrameOffset = - Ctx.getOrCreateParentFrameOffsetSymbol(FLinkageName); - const MCExpr *MCOffset = - MCConstantExpr::create(FuncInfo.SEHSetFrameOffset, Ctx); - Asm->OutStreamer->EmitAssignment(ParentFrameOffset, MCOffset); + if (!isAArch64) { + // Emit a label assignment with the SEH frame offset so we can use it for + // llvm.eh.recoverfp. + StringRef FLinkageName = + GlobalValue::dropLLVMManglingEscape(MF->getFunction().getName()); + MCSymbol *ParentFrameOffset = + Ctx.getOrCreateParentFrameOffsetSymbol(FLinkageName); + const MCExpr *MCOffset = + MCConstantExpr::create(FuncInfo.SEHSetFrameOffset, Ctx); + Asm->OutStreamer->EmitAssignment(ParentFrameOffset, MCOffset); + } // Use the assembler to compute the number of table entries through label // difference and division. @@ -937,6 +939,9 @@ void WinException::emitEHRegistrationOffsetLabel(const WinEHFuncInfo &FuncInfo, if (FI != INT_MAX) { const TargetFrameLowering *TFI = Asm->MF->getSubtarget().getFrameLowering(); unsigned UnusedReg; + // FIXME: getFrameIndexReference needs to match the behavior of + // AArch64RegisterInfo::hasBasePointer in which one of the scenarios where + // SP is used is if frame size >= 256. Offset = TFI->getFrameIndexReference(*Asm->MF, FI, UnusedReg); } |