lib/Target/CellSPU/SPU.td

   1 //===- SPU.td - Describe the STI Cell SPU Target Machine ----*- tablegen -*-===//
   2 //
   3 //                     The LLVM Compiler Infrastructure
   4 //
   5 // This file was developed by a team from the Computer Systems Research
   6 // Department at The Aerospace Corporation and is distributed under the
   7 // University of Illinois Open Source License. See LICENSE.TXT for details.
   8 //
   9 //===----------------------------------------------------------------------===//
  10 //
  11 // This is the top level entry point for the STI Cell SPU target machine.
  12 //
  13 //===----------------------------------------------------------------------===//
  14
  15 // Get the target-independent interfaces which we are implementing.
  16 //
  17 include "../Target.td"
  18
  19 //===----------------------------------------------------------------------===//
  20 // Register File Description
  21 //===----------------------------------------------------------------------===//
  22
  23 include "SPURegisterInfo.td"
  24
  25 //===----------------------------------------------------------------------===//
  26 // Instruction formats, instructions
  27 //===----------------------------------------------------------------------===//
  28
  29 include "SPUNodes.td"
  30 include "SPUOperands.td"
  31 include "SPUSchedule.td"
  32 include "SPUInstrFormats.td"
  33 include "SPUInstrInfo.td"
  34
  35 //===----------------------------------------------------------------------===//
  36 // Subtarget features:
  37 //===----------------------------------------------------------------------===//
  38
  39 def DefaultProc: SubtargetFeature<"", "ProcDirective", "SPU::DEFAULT_PROC", "">;
  40 def LargeMemFeature:
  41   SubtargetFeature<"large_mem","UseLargeMem", "true",
  42                    "Use large (>256) LSA memory addressing [default = false]">;
  43
  44 def SPURev0 : Processor<"v0", SPUItineraries, [DefaultProc]>;
  45
  46 //===----------------------------------------------------------------------===//
  47 // Calling convention:
  48 //===----------------------------------------------------------------------===//
  49
  50 include "SPUCallingConv.td"
  51
  52 // Target:
  53
  54 def SPUInstrInfo : InstrInfo {
  55   let isLittleEndianEncoding = 1;
  56 }
  57
  58 def SPU : Target {
  59   let InstructionSet = SPUInstrInfo;
  60 }