lib/Target/Mips/Mips.td

   1 //===- Mips.td - Describe the Mips Target Machine ---------------*- C++ -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file is distributed under the University of Illinois Open Source
   6 // License. See LICENSE.TXT for details.
   7 //
   8 //===----------------------------------------------------------------------===//
   9 // This is the top level entry point for the Mips target.
  10 //===----------------------------------------------------------------------===//
  11
  12 //===----------------------------------------------------------------------===//
  13 // Target-independent interfaces
  14 //===----------------------------------------------------------------------===//
  15
  16 include "../Target.td"
  17
  18 //===----------------------------------------------------------------------===//
  19 // Descriptions
  20 //===----------------------------------------------------------------------===//
  21
  22 include "MipsRegisterInfo.td"
  23 include "MipsSchedule.td"
  24 include "MipsInstrInfo.td"
  25 include "MipsCallingConv.td"
  26
  27 def MipsInstrInfo : InstrInfo {
  28   let TSFlagsFields = [];
  29   let TSFlagsShifts = [];
  30 }
  31
  32 //===----------------------------------------------------------------------===//
  33 // CPU Directives                                                             //
  34 //===----------------------------------------------------------------------===//
  35
  36 // Not currently supported, but work as SubtargetFeature placeholder.
  37 def FeatureMipsIII : SubtargetFeature<"mips3", "IsMipsIII", "true",
  38                                       "MipsIII ISA Support">;
  39
  40 //===----------------------------------------------------------------------===//
  41 // Mips processors supported.
  42 //===----------------------------------------------------------------------===//
  43
  44 def : Processor<"mips1", MipsGenericItineraries, []>;
  45 def : Processor<"r2000", MipsGenericItineraries, []>;
  46 def : Processor<"r3000", MipsGenericItineraries, []>;
  47
  48 def Mips : Target {
  49   let InstructionSet = MipsInstrInfo;
  50 }
  51