Support for non-landing pad exception handling.

llvm-svn: 33755

2 files changed, 7 insertions, 0 deletions

diff --git a/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp b/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp
index fb80350c557..3370c362f98 100644
--- a/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp
+++ b/llvm/lib/Target/PowerPC/PPCRegisterInfo.cpp
@@ -902,6 +902,10 @@ void PPCRegisterInfo::emitPrologue(MachineFunction &MF) const {
       Moves.push_back(MachineMove(FrameLabelId, CSDst, CSSrc));
     }
     
+    MachineLocation LRDst(MachineLocation::VirtualFP, LROffset);
+    MachineLocation LRSrc(IsPPC64 ? PPC::LR8 : PPC::LR);
+    Moves.push_back(MachineMove(FrameLabelId, LRDst, LRSrc));
+    
     // Mark effective beginning of when frame pointer is ready.
     unsigned ReadyLabelId = MMI->NextLabelID();
     BuildMI(MBB, MBBI, TII.get(PPC::LABEL)).addImm(ReadyLabelId);
diff --git a/llvm/lib/Target/PowerPC/PPCTargetAsmInfo.cpp b/llvm/lib/Target/PowerPC/PPCTargetAsmInfo.cpp
index 2442a38366f..38e0d212bf6 100644
--- a/llvm/lib/Target/PowerPC/PPCTargetAsmInfo.cpp
+++ b/llvm/lib/Target/PowerPC/PPCTargetAsmInfo.cpp
@@ -41,11 +41,14 @@ PPCTargetAsmInfo::PPCTargetAsmInfo(const PPCTargetMachine &TM) {
   DwarfARangesSection = ".section __DWARF,__debug_aranges,regular,debug";
   DwarfRangesSection = ".section __DWARF,__debug_ranges,regular,debug";
   DwarfMacInfoSection = ".section __DWARF,__debug_macinfo,regular,debug";
+  DwarfEHFrameSection =
+  ".section __TEXT,__eh_frame,coalesced,no_toc+strip_static_syms+live_support";
 }
 
 DarwinTargetAsmInfo::DarwinTargetAsmInfo(const PPCTargetMachine &TM)
 : PPCTargetAsmInfo(TM)
 {
+  PCSymbol = ".";
   CommentString = ";";
   GlobalPrefix = "_";
   PrivateGlobalPrefix = "L";