//====- ARMMachineFuctionInfo.h - ARM machine function info -----*- C++ -*-===//
-//
+//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
-//
+//
//===----------------------------------------------------------------------===//
//
// This file declares ARM-specific per-machine-function information.
/// Used to initialized Align, so must precede it.
bool isThumb;
+ /// hasThumb2 - True if the target architecture supports Thumb2. Do not use
+ /// to determine if function is compiled under Thumb mode, for that use
+ /// 'isThumb'.
+ bool hasThumb2;
+
/// Align - required alignment. ARM functions and Thumb functions with
/// constant pools require 4-byte alignment; other Thumb functions
/// require only 2-byte alignment.
public:
ARMFunctionInfo() :
- isThumb(false),
+ isThumb(false),
+ hasThumb2(false),
Align(2U),
VarArgsRegSaveSize(0), HasStackFrame(false),
LRSpilledForFarJump(false), R3IsLiveIn(false),
explicit ARMFunctionInfo(MachineFunction &MF) :
isThumb(MF.getTarget().getSubtarget<ARMSubtarget>().isThumb()),
+ hasThumb2(MF.getTarget().getSubtarget<ARMSubtarget>().hasThumb2()),
Align(isThumb ? 1U : 2U),
VarArgsRegSaveSize(0), HasStackFrame(false),
LRSpilledForFarJump(false), R3IsLiveIn(false),
JumpTableUId(0), ConstPoolEntryUId(0) {}
bool isThumbFunction() const { return isThumb; }
+ bool isThumb1OnlyFunction() const { return isThumb && !hasThumb2; }
+ bool isThumb2Function() const { return isThumb && hasThumb2; }
unsigned getAlign() const { return Align; }
void setAlign(unsigned a) { Align = a; }
unsigned getFramePtrSpillOffset() const { return FramePtrSpillOffset; }
void setFramePtrSpillOffset(unsigned o) { FramePtrSpillOffset = o; }
-
+
unsigned getGPRCalleeSavedArea1Offset() const { return GPRCS1Offset; }
unsigned getGPRCalleeSavedArea2Offset() const { return GPRCS2Offset; }
unsigned getDPRCalleeSavedAreaOffset() const { return DPRCSOffset; }