[COFF, ARM64] Fix localaddress to handle stack realignment and variable size objects

Summary: This fixes using the correct stack registers for SEH when stack realignment is needed or when variable size objects are present.

Reviewers: rnk, efriedma, ssijaric, TomTan

Reviewed By: rnk, efriedma

Subscribers: javed.absar, kristof.beyls, llvm-commits

Differential Revision: https://reviews.llvm.org/D57183

llvm-svn: 352923

1 files changed, 1 insertions, 5 deletions

diff --git a/llvm/lib/CodeGen/AsmPrinter/WinException.cpp b/llvm/lib/CodeGen/AsmPrinter/WinException.cpp
index 882859a..c870419 100644
--- a/llvm/lib/CodeGen/AsmPrinter/WinException.cpp
+++ b/llvm/lib/CodeGen/AsmPrinter/WinException.cpp
@@ -937,11 +937,7 @@ void WinException::emitEHRegistrationOffsetLabel(const WinEHFuncInfo &FuncInfo,
   int FI = FuncInfo.EHRegNodeFrameIndex;
   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);
+    Offset = TFI->getNonLocalFrameIndexReference(*Asm->MF, FI);
   }
 
   MCContext &Ctx = Asm->OutContext;