lib/Target/PIC16/PIC16.td

   1 //===- PIC16.td - Describe the PIC16 Target Machine -----------*- tblgen -*-==//
   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 PIC16 target.
  10 //===----------------------------------------------------------------------===//
  11
  12 //===----------------------------------------------------------------------===//
  13 // Target-independent interfaces
  14 //===----------------------------------------------------------------------===//
  15
  16 include "../Target.td"
  17
  18 //===----------------------------------------------------------------------===//
  19 // Descriptions
  20 //===----------------------------------------------------------------------===//
  21
  22 include "PIC16RegisterInfo.td"
  23 include "PIC16CallingConv.td"
  24 include "PIC16InstrInfo.td"
  25
  26 def PIC16InstrInfo : InstrInfo {
  27   let TSFlagsFields = [];
  28   let TSFlagsShifts = [];
  29 }
  30
  31
  32
  33 // Not currently supported, but work as SubtargetFeature placeholder.
  34 def FeaturePIC16Old : SubtargetFeature<"pic16old", "IsPIC16Old", "true",
  35                                        "PIC16 Old ISA Support">;
  36
  37 //===----------------------------------------------------------------------===//
  38 // PIC16 processors supported.
  39 //===----------------------------------------------------------------------===//
  40
  41 def : Processor<"generic", NoItineraries, []>;
  42
  43 def PIC16 : Target {
  44   let InstructionSet = PIC16InstrInfo;
  45 }
  46