Rebased PNaCl localmods in LLVM to 223109

lib/Target/ARM/ARMBaseRegisterInfo.cpp

Index: lib/Target/ARM/ARMBaseRegisterInfo.cpp
diff --git a/lib/Target/ARM/ARMBaseRegisterInfo.cpp b/lib/Target/ARM/ARMBaseRegisterInfo.cpp
index 6dc0493c797692822cec9dfc0b8bdf8ee23ea219..cfd26e7782aeaf7268743470d394c55e15c5deaa 100644
--- a/lib/Target/ARM/ARMBaseRegisterInfo.cpp
+++ b/lib/Target/ARM/ARMBaseRegisterInfo.cpp
@@ -60,6 +60,8 @@ ARMBaseRegisterInfo::ARMBaseRegisterInfo(const ARMSubtarget &sti)
 
 const MCPhysReg*
 ARMBaseRegisterInfo::getCalleeSavedRegs(const MachineFunction *MF) const {
+  if (STI.isTargetNaCl()) return CSR_NaCl_SaveList; // @LOCALMOD
+
   const MCPhysReg *RegList = (STI.isTargetIOS() && !STI.isAAPCS_ABI())
                                 ? CSR_iOS_SaveList
                                 : CSR_AAPCS_SaveList;
@@ -92,6 +94,7 @@ ARMBaseRegisterInfo::getCalleeSavedRegs(const MachineFunction *MF) const {
 
 const uint32_t*
 ARMBaseRegisterInfo::getCallPreservedMask(CallingConv::ID CC) const {
+  if (STI.isTargetNaCl()) return CSR_NaCl_RegMask; // @LOCALMOD
   if (CC == CallingConv::GHC)
     // This is academic becase all GHC calls are (supposed to be) tail calls
     return CSR_NoRegs_RegMask;