| //===- MBlaze.td - Describe the MBlaze Target Machine -----------*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // This is the top level entry point for the MBlaze target. |
| //===----------------------------------------------------------------------===// |
| |
| //===----------------------------------------------------------------------===// |
| // Target-independent interfaces |
| //===----------------------------------------------------------------------===// |
| |
| include "llvm/Target/Target.td" |
| |
| //===----------------------------------------------------------------------===// |
| // Register File, Calling Conv, Instruction Descriptions |
| //===----------------------------------------------------------------------===// |
| |
| include "MBlazeRegisterInfo.td" |
| include "MBlazeSchedule.td" |
| include "MBlazeIntrinsics.td" |
| include "MBlazeInstrInfo.td" |
| include "MBlazeCallingConv.td" |
| |
| def MBlazeInstrInfo : InstrInfo; |
| |
| //===----------------------------------------------------------------------===// |
| // Microblaze Subtarget features // |
| //===----------------------------------------------------------------------===// |
| |
| def FeaturePipe3 : SubtargetFeature<"pipe3", "HasPipe3", "true", |
| "Implements 3-stage pipeline.">; |
| def FeatureBarrel : SubtargetFeature<"barrel", "HasBarrel", "true", |
| "Implements barrel shifter.">; |
| def FeatureDiv : SubtargetFeature<"div", "HasDiv", "true", |
| "Implements hardware divider.">; |
| def FeatureMul : SubtargetFeature<"mul", "HasMul", "true", |
| "Implements hardware multiplier.">; |
| def FeatureFSL : SubtargetFeature<"fsl", "HasFSL", "true", |
| "Implements FSL instructions.">; |
| def FeatureEFSL : SubtargetFeature<"efsl", "HasEFSL", "true", |
| "Implements extended FSL instructions.">; |
| def FeatureMSRSet : SubtargetFeature<"msrset", "HasMSRSet", "true", |
| "Implements MSR register set and clear.">; |
| def FeatureException : SubtargetFeature<"exception", "HasException", "true", |
| "Implements hardware exception support.">; |
| def FeaturePatCmp : SubtargetFeature<"patcmp", "HasPatCmp", "true", |
| "Implements pattern compare instruction.">; |
| def FeatureFPU : SubtargetFeature<"fpu", "HasFPU", "true", |
| "Implements floating point unit.">; |
| def FeatureESR : SubtargetFeature<"esr", "HasESR", "true", |
| "Implements ESR and EAR registers">; |
| def FeaturePVR : SubtargetFeature<"pvr", "HasPVR", "true", |
| "Implements processor version register.">; |
| def FeatureMul64 : SubtargetFeature<"mul64", "HasMul64", "true", |
| "Implements multiplier with 64-bit result">; |
| def FeatureSqrt : SubtargetFeature<"sqrt", "HasSqrt", "true", |
| "Implements sqrt and floating point convert.">; |
| def FeatureMMU : SubtargetFeature<"mmu", "HasMMU", "true", |
| "Implements memory management unit.">; |
| |
| //===----------------------------------------------------------------------===// |
| // MBlaze processors supported. |
| //===----------------------------------------------------------------------===// |
| |
| class Proc<string Name, list<SubtargetFeature> Features> |
| : Processor<Name, MBlazeGenericItineraries, Features>; |
| |
| |
| def : Proc<"v400", []>; |
| def : Proc<"v500", []>; |
| def : Proc<"v600", []>; |
| def : Proc<"v700", []>; |
| def : Proc<"v710", []>; |
| |
| def MBlaze : Target { |
| let InstructionSet = MBlazeInstrInfo; |
| } |
