119 lines
2.7 KiB
C
119 lines
2.7 KiB
C
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//===-- LanaiBaseInfo.h - Top level definitions for Lanai MC ----*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// This file contains small standalone helper functions and enum definitions for
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// the Lanai target useful for the compiler back-end and the MC libraries.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_LANAI_MCTARGETDESC_LANAIBASEINFO_H
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#define LLVM_LIB_TARGET_LANAI_MCTARGETDESC_LANAIBASEINFO_H
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#include "LanaiMCTargetDesc.h"
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#include "llvm/MC/MCExpr.h"
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#include "llvm/Support/DataTypes.h"
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#include "llvm/Support/ErrorHandling.h"
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namespace llvm {
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// LanaiII - This namespace holds all of the target specific flags that
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// instruction info tracks.
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namespace LanaiII {
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// Target Operand Flag enum.
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enum TOF {
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//===------------------------------------------------------------------===//
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// Lanai Specific MachineOperand flags.
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MO_NO_FLAG,
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// MO_ABS_HI/LO - Represents the hi or low part of an absolute symbol
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// address.
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MO_ABS_HI,
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MO_ABS_LO,
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};
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} // namespace LanaiII
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static inline unsigned getLanaiRegisterNumbering(unsigned Reg) {
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switch (Reg) {
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case Lanai::R0:
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return 0;
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case Lanai::R1:
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return 1;
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case Lanai::R2:
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case Lanai::PC:
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return 2;
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case Lanai::R3:
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return 3;
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case Lanai::R4:
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case Lanai::SP:
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return 4;
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case Lanai::R5:
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case Lanai::FP:
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return 5;
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case Lanai::R6:
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return 6;
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case Lanai::R7:
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return 7;
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case Lanai::R8:
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case Lanai::RV:
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return 8;
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case Lanai::R9:
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return 9;
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case Lanai::R10:
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case Lanai::RR1:
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return 10;
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case Lanai::R11:
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case Lanai::RR2:
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return 11;
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case Lanai::R12:
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return 12;
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case Lanai::R13:
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return 13;
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case Lanai::R14:
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return 14;
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case Lanai::R15:
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case Lanai::RCA:
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return 15;
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case Lanai::R16:
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return 16;
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case Lanai::R17:
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return 17;
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case Lanai::R18:
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return 18;
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case Lanai::R19:
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return 19;
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case Lanai::R20:
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return 20;
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case Lanai::R21:
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return 21;
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case Lanai::R22:
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return 22;
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case Lanai::R23:
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return 23;
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case Lanai::R24:
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return 24;
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case Lanai::R25:
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return 25;
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case Lanai::R26:
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return 26;
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case Lanai::R27:
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return 27;
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case Lanai::R28:
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return 28;
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case Lanai::R29:
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return 29;
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case Lanai::R30:
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return 30;
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case Lanai::R31:
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return 31;
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default:
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llvm_unreachable("Unknown register number!");
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}
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}
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} // namespace llvm
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#endif // LLVM_LIB_TARGET_LANAI_MCTARGETDESC_LANAIBASEINFO_H
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