| //===- NVPTX.td - Describe the NVPTX Target Machine -----------*- tblgen -*-==// |
| // |
| // 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 NVPTX target. |
| //===----------------------------------------------------------------------===// |
| |
| //===----------------------------------------------------------------------===// |
| // Target-independent interfaces |
| //===----------------------------------------------------------------------===// |
| |
| include "llvm/Target/Target.td" |
| |
| include "NVPTXRegisterInfo.td" |
| include "NVPTXInstrInfo.td" |
| |
| //===----------------------------------------------------------------------===// |
| // Subtarget Features. |
| // - We use the SM version number instead of explicit feature table. |
| // - Need at least one feature to avoid generating zero sized array by |
| // TableGen in NVPTXGenSubtarget.inc. |
| //===----------------------------------------------------------------------===// |
| |
| // SM Versions |
| def SM20 : SubtargetFeature<"sm_20", "SmVersion", "20", |
| "Target SM 2.0">; |
| def SM21 : SubtargetFeature<"sm_21", "SmVersion", "21", |
| "Target SM 2.1">; |
| def SM30 : SubtargetFeature<"sm_30", "SmVersion", "30", |
| "Target SM 3.0">; |
| def SM32 : SubtargetFeature<"sm_32", "SmVersion", "32", |
| "Target SM 3.2">; |
| def SM35 : SubtargetFeature<"sm_35", "SmVersion", "35", |
| "Target SM 3.5">; |
| def SM37 : SubtargetFeature<"sm_37", "SmVersion", "37", |
| "Target SM 3.7">; |
| def SM50 : SubtargetFeature<"sm_50", "SmVersion", "50", |
| "Target SM 5.0">; |
| def SM52 : SubtargetFeature<"sm_52", "SmVersion", "52", |
| "Target SM 5.2">; |
| def SM53 : SubtargetFeature<"sm_53", "SmVersion", "53", |
| "Target SM 5.3">; |
| def SM60 : SubtargetFeature<"sm_60", "SmVersion", "60", |
| "Target SM 6.0">; |
| def SM61 : SubtargetFeature<"sm_61", "SmVersion", "61", |
| "Target SM 6.1">; |
| def SM62 : SubtargetFeature<"sm_62", "SmVersion", "62", |
| "Target SM 6.2">; |
| def SM70 : SubtargetFeature<"sm_70", "SmVersion", "70", |
| "Target SM 7.0">; |
| |
| def SATOM : SubtargetFeature<"satom", "HasAtomScope", "true", |
| "Atomic operations with scope">; |
| |
| // PTX Versions |
| def PTX32 : SubtargetFeature<"ptx32", "PTXVersion", "32", |
| "Use PTX version 3.2">; |
| def PTX40 : SubtargetFeature<"ptx40", "PTXVersion", "40", |
| "Use PTX version 4.0">; |
| def PTX41 : SubtargetFeature<"ptx41", "PTXVersion", "41", |
| "Use PTX version 4.1">; |
| def PTX42 : SubtargetFeature<"ptx42", "PTXVersion", "42", |
| "Use PTX version 4.2">; |
| def PTX43 : SubtargetFeature<"ptx43", "PTXVersion", "43", |
| "Use PTX version 4.3">; |
| def PTX50 : SubtargetFeature<"ptx50", "PTXVersion", "50", |
| "Use PTX version 5.0">; |
| def PTX60 : SubtargetFeature<"ptx60", "PTXVersion", "60", |
| "Use PTX version 6.0">; |
| |
| //===----------------------------------------------------------------------===// |
| // NVPTX supported processors. |
| //===----------------------------------------------------------------------===// |
| |
| class Proc<string Name, list<SubtargetFeature> Features> |
| : Processor<Name, NoItineraries, Features>; |
| |
| def : Proc<"sm_20", [SM20]>; |
| def : Proc<"sm_21", [SM21]>; |
| def : Proc<"sm_30", [SM30]>; |
| def : Proc<"sm_32", [SM32, PTX40]>; |
| def : Proc<"sm_35", [SM35]>; |
| def : Proc<"sm_37", [SM37, PTX41]>; |
| def : Proc<"sm_50", [SM50, PTX40]>; |
| def : Proc<"sm_52", [SM52, PTX41]>; |
| def : Proc<"sm_53", [SM53, PTX42]>; |
| def : Proc<"sm_60", [SM60, PTX50, SATOM]>; |
| def : Proc<"sm_61", [SM61, PTX50, SATOM]>; |
| def : Proc<"sm_62", [SM62, PTX50, SATOM]>; |
| def : Proc<"sm_70", [SM70, PTX60, SATOM]>; |
| |
| def NVPTXInstrInfo : InstrInfo { |
| } |
| |
| def NVPTX : Target { |
| let InstructionSet = NVPTXInstrInfo; |
| } |
