lib/Target/AArch64/AArch64.td

   1 //===- AArch64.td - Describe the AArch64 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 AArch64 target.
  10 //===----------------------------------------------------------------------===//
  11
  12 //===----------------------------------------------------------------------===//
  13 // Target-independent interfaces
  14 //===----------------------------------------------------------------------===//
  15
  16 include "llvm/Target/Target.td"
  17
  18 //===----------------------------------------------------------------------===//
  19 // AArch64 Subtarget features.
  20 //
  21
  22 def FeatureNEON : SubtargetFeature<"neon", "HasNEON", "true",
  23   "Enable Advanced SIMD instructions">;
  24
  25 def FeatureCrypto : SubtargetFeature<"crypto", "HasCrypto", "true",
  26   "Enable cryptographic instructions">;
  27
  28 //===----------------------------------------------------------------------===//
  29 // AArch64 Processors
  30 //
  31
  32 include "AArch64Schedule.td"
  33
  34 def : Processor<"generic", GenericItineraries, [FeatureNEON, FeatureCrypto]>;
  35
  36 //===----------------------------------------------------------------------===//
  37 // Register File Description
  38 //===----------------------------------------------------------------------===//
  39
  40 include "AArch64RegisterInfo.td"
  41
  42 include "AArch64CallingConv.td"
  43
  44 //===----------------------------------------------------------------------===//
  45 // Instruction Descriptions
  46 //===----------------------------------------------------------------------===//
  47
  48 include "AArch64InstrInfo.td"
  49
  50 def AArch64InstrInfo : InstrInfo;
  51
  52 //===----------------------------------------------------------------------===//
  53 // Assembly printer
  54 //===----------------------------------------------------------------------===//
  55
  56 def A64InstPrinter : AsmWriter {
  57   string AsmWriterClassName = "InstPrinter";
  58   bit isMCAsmWriter = 1;
  59 }
  60
  61 //===----------------------------------------------------------------------===//
  62 // Declare the target which we are implementing
  63 //===----------------------------------------------------------------------===//
  64
  65 def AArch64 : Target {
  66   let InstructionSet = AArch64InstrInfo;
  67   let AssemblyWriters = [A64InstPrinter];
  68 }