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 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 STI Cell SPU target machine.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14 // Get the target-independent interfaces which we are implementing.
  15 //
  16 include "../Target.td"
  17
  18 //===----------------------------------------------------------------------===//
  19 // Register File Description
  20 //===----------------------------------------------------------------------===//
  21
  22 include "SPURegisterInfo.td"
  23
  24 //===----------------------------------------------------------------------===//
  25 // Instruction formats, instructions
  26 //===----------------------------------------------------------------------===//
  27
  28 include "SPUNodes.td"
  29 include "SPUOperands.td"
  30 include "SPUSchedule.td"
  31 include "SPUInstrFormats.td"
  32 include "SPUInstrInfo.td"
  33
  34 //===----------------------------------------------------------------------===//
  35 // Subtarget features:
  36 //===----------------------------------------------------------------------===//
  37
  38 def DefaultProc: SubtargetFeature<"", "ProcDirective", "SPU::DEFAULT_PROC", "">;
  39 def LargeMemFeature:
  40   SubtargetFeature<"large_mem","UseLargeMem", "true",
  41                    "Use large (>256) LSA memory addressing [default = false]">;
  42
  43 def SPURev0 : Processor<"v0", SPUItineraries, [DefaultProc]>;
  44
  45 //===----------------------------------------------------------------------===//
  46 // Calling convention:
  47 //===----------------------------------------------------------------------===//
  48
  49 include "SPUCallingConv.td"
  50
  51 // Target:
  52
  53 def SPUInstrInfo : InstrInfo {
  54   let isLittleEndianEncoding = 1;
  55 }
  56
  57 def SPU : Target {
  58   let InstructionSet = SPUInstrInfo;
  59 }