contrib/llvm/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 //
  10 // This is the top level entry point for the AArch64 target.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 //===----------------------------------------------------------------------===//
  15 // Target-independent interfaces
  16 //===----------------------------------------------------------------------===//
  17
  18 include "llvm/Target/Target.td"
  19
  20 //===----------------------------------------------------------------------===//
  21 // AArch64 Subtarget features.
  22 //
  23
  24 def FeatureNEON : SubtargetFeature<"neon", "HasNEON", "true",
  25   "Enable Advanced SIMD instructions">;
  26
  27 def FeatureCrypto : SubtargetFeature<"crypto", "HasCrypto", "true",
  28   "Enable cryptographic instructions">;
  29
  30 //===----------------------------------------------------------------------===//
  31 // AArch64 Processors
  32 //
  33
  34 include "AArch64Schedule.td"
  35
  36 def : Processor<"generic", GenericItineraries, [FeatureNEON, FeatureCrypto]>;
  37
  38 //===----------------------------------------------------------------------===//
  39 // Register File Description
  40 //===----------------------------------------------------------------------===//
  41
  42 include "AArch64RegisterInfo.td"
  43
  44 include "AArch64CallingConv.td"
  45
  46 //===----------------------------------------------------------------------===//
  47 // Instruction Descriptions
  48 //===----------------------------------------------------------------------===//
  49
  50 include "AArch64InstrInfo.td"
  51
  52 def AArch64InstrInfo : InstrInfo;
  53
  54 //===----------------------------------------------------------------------===//
  55 // Assembly printer
  56 //===----------------------------------------------------------------------===//
  57
  58 def A64InstPrinter : AsmWriter {
  59   string AsmWriterClassName = "InstPrinter";
  60   bit isMCAsmWriter = 1;
  61 }
  62
  63 //===----------------------------------------------------------------------===//
  64 // Declare the target which we are implementing
  65 //===----------------------------------------------------------------------===//
  66
  67 def AArch64 : Target {
  68   let InstructionSet = AArch64InstrInfo;
  69   let AssemblyWriters = [A64InstPrinter];
  70 }