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//===---- MipsCCState.h - CCState with Mips specific extensions -----------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef MIPSCCSTATE_H
#define MIPSCCSTATE_H
#include "MipsISelLowering.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/CodeGen/CallingConvLower.h"
namespace llvm {
class SDNode;
class MipsSubtarget;
class MipsCCState : public CCState {
public:
enum SpecialCallingConvType { Mips16RetHelperConv, NoSpecialCallingConv };
/// Determine the SpecialCallingConvType for the given callee
static SpecialCallingConvType
getSpecialCallingConvForCallee(const SDNode *Callee,
const MipsSubtarget &Subtarget);
private:
// Used to handle MIPS16-specific calling convention tweaks.
// FIXME: This should probably be a fully fledged calling convention.
SpecialCallingConvType SpecialCallingConv;
public:
MipsCCState(CallingConv::ID CC, bool isVarArg, MachineFunction &MF,
SmallVectorImpl<CCValAssign> &locs, LLVMContext &C,
SpecialCallingConvType SpecialCC = NoSpecialCallingConv)
: CCState(CC, isVarArg, MF, locs, C), SpecialCallingConv(SpecialCC) {}
SpecialCallingConvType getSpecialCallingConv() { return SpecialCallingConv; }
};
}
#endif
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