From: Dylan McKay <me@dylanmckay.io>
Date: Mon, 1 May 2017 23:16:59 +0000 (+0000)
Subject: [AVR] Enable the frame pointer for all functions
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=2cc0b076e87a49f67ce88a72cac027cd57c36c27;p=llvm

[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.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@301881 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/AVR/AVRFrameLowering.cpp b/lib/Target/AVR/AVRFrameLowering.cpp
index ab42a7aa990..7e0e76182fa 100644
--- a/lib/Target/AVR/AVRFrameLowering.cpp
+++ b/lib/Target/AVR/AVRFrameLowering.cpp
@@ -216,8 +216,9 @@ void AVRFrameLowering::emitEpilogue(MachineFunction &MF,
 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(