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//===-- LanaiBaseInfo.h - Top level definitions for Lanai MC ----*- C++ -*-===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// This file contains small standalone helper functions and enum definitions for
// the Lanai target useful for the compiler back-end and the MC libraries.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_LANAI_MCTARGETDESC_LANAIBASEINFO_H
#define LLVM_LIB_TARGET_LANAI_MCTARGETDESC_LANAIBASEINFO_H
#include "LanaiMCTargetDesc.h"
#include "llvm/MC/MCExpr.h"
#include "llvm/Support/DataTypes.h"
#include "llvm/Support/ErrorHandling.h"
namespace llvm {
// LanaiII - This namespace holds all of the target specific flags that
// instruction info tracks.
namespace LanaiII {
// Target Operand Flag enum.
enum TOF {
//===------------------------------------------------------------------===//
// Lanai Specific MachineOperand flags.
MO_NO_FLAG,
// MO_ABS_HI/LO - Represents the hi or low part of an absolute symbol
// address.
MO_ABS_HI,
MO_ABS_LO,
};
} // namespace LanaiII
static inline unsigned getLanaiRegisterNumbering(unsigned Reg) {
switch (Reg) {
case Lanai::R0:
return 0;
case Lanai::R1:
return 1;
case Lanai::R2:
case Lanai::PC:
return 2;
case Lanai::R3:
return 3;
case Lanai::R4:
case Lanai::SP:
return 4;
case Lanai::R5:
case Lanai::FP:
return 5;
case Lanai::R6:
return 6;
case Lanai::R7:
return 7;
case Lanai::R8:
case Lanai::RV:
return 8;
case Lanai::R9:
return 9;
case Lanai::R10:
case Lanai::RR1:
return 10;
case Lanai::R11:
case Lanai::RR2:
return 11;
case Lanai::R12:
return 12;
case Lanai::R13:
return 13;
case Lanai::R14:
return 14;
case Lanai::R15:
case Lanai::RCA:
return 15;
case Lanai::R16:
return 16;
case Lanai::R17:
return 17;
case Lanai::R18:
return 18;
case Lanai::R19:
return 19;
case Lanai::R20:
return 20;
case Lanai::R21:
return 21;
case Lanai::R22:
return 22;
case Lanai::R23:
return 23;
case Lanai::R24:
return 24;
case Lanai::R25:
return 25;
case Lanai::R26:
return 26;
case Lanai::R27:
return 27;
case Lanai::R28:
return 28;
case Lanai::R29:
return 29;
case Lanai::R30:
return 30;
case Lanai::R31:
return 31;
default:
llvm_unreachable("Unknown register number!");
}
}
} // namespace llvm
#endif // LLVM_LIB_TARGET_LANAI_MCTARGETDESC_LANAIBASEINFO_H
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