[llvm] r301881 - [AVR] Enable the frame pointer for all functions

[Dylan McKay via llvm-commits]

Author: dylanmckay
Date: Mon May  1 18:16:59 2017
New Revision: 301881

URL: http://llvm.org/viewvc/llvm-project?rev=301881&view=rev
Log:
[AVR] Enable the frame pointer for all functions

This is a temporary measure while we figure out a way to get the frame
pointer working correctly.

Modified:
    llvm/trunk/lib/Target/AVR/AVRFrameLowering.cpp

Modified: llvm/trunk/lib/Target/AVR/AVRFrameLowering.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AVR/AVRFrameLowering.cpp?rev=301881&r1=301880&r2=301881&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AVR/AVRFrameLowering.cpp (original)
+++ llvm/trunk/lib/Target/AVR/AVRFrameLowering.cpp Mon May  1 18:16:59 2017
@@ -216,8 +216,9 @@ void AVRFrameLowering::emitEpilogue(Mach
 bool AVRFrameLowering::hasFP(const MachineFunction &MF) const {
   const AVRMachineFunctionInfo *FuncInfo = MF.getInfo<AVRMachineFunctionInfo>();
 
-  return (FuncInfo->getHasSpills() || FuncInfo->getHasAllocas() ||
-          FuncInfo->getHasStackArgs());
+  // TODO: We do not always need a frame pointer.
+  // This can be optimised.
+  return true;
 }
 
 bool AVRFrameLowering::spillCalleeSavedRegisters(