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https://github.com/c64scene-ar/llvm-6502.git
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3e8cff47a7
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133613 91177308-0d34-0410-b5e6-96231b3b80d8
95 lines
3.9 KiB
TableGen
95 lines
3.9 KiB
TableGen
//===- PTX.td - Describe the PTX Target Machine ---------------*- tblgen -*-==//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// This is the top level entry point for the PTX target.
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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// Target-independent interfaces
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//===----------------------------------------------------------------------===//
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include "llvm/Target/Target.td"
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//===----------------------------------------------------------------------===//
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// Subtarget Features
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//===----------------------------------------------------------------------===//
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//===- Architectural Features ---------------------------------------------===//
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def FeatureDouble : SubtargetFeature<"double", "SupportsDouble", "true",
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"Do not demote .f64 to .f32">;
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def FeatureNoFMA : SubtargetFeature<"no-fma","SupportsFMA", "false",
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"Disable Fused-Multiply Add">;
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//===- PTX Version --------------------------------------------------------===//
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def FeaturePTX20 : SubtargetFeature<"ptx20", "PTXVersion", "PTX_VERSION_2_0",
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"Use PTX Language Version 2.0",
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[]>;
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def FeaturePTX21 : SubtargetFeature<"ptx21", "PTXVersion", "PTX_VERSION_2_1",
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"Use PTX Language Version 2.1",
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[FeaturePTX20]>;
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def FeaturePTX22 : SubtargetFeature<"ptx22", "PTXVersion", "PTX_VERSION_2_2",
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"Use PTX Language Version 2.2",
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[FeaturePTX21]>;
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def FeaturePTX23 : SubtargetFeature<"ptx23", "PTXVersion", "PTX_VERSION_2_3",
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"Use PTX Language Version 2.3",
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[FeaturePTX22]>;
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//===- PTX Shader Model ---------------------------------------------------===//
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def FeatureSM10 : SubtargetFeature<"sm10", "PTXShaderModel", "PTX_SM_1_0",
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"Enable Shader Model 1.0 compliance">;
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def FeatureSM13 : SubtargetFeature<"sm13", "PTXShaderModel", "PTX_SM_1_3",
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"Enable Shader Model 1.3 compliance",
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[FeatureSM10, FeatureDouble]>;
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def FeatureSM20 : SubtargetFeature<"sm20", "PTXShaderModel", "PTX_SM_2_0",
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"Enable Shader Model 2.0 compliance",
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[FeatureSM13]>;
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//===----------------------------------------------------------------------===//
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// PTX supported processors
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//===----------------------------------------------------------------------===//
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class Proc<string Name, list<SubtargetFeature> Features>
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: Processor<Name, NoItineraries, Features>;
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def : Proc<"generic", []>;
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//===----------------------------------------------------------------------===//
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// Register File Description
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//===----------------------------------------------------------------------===//
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include "PTXRegisterInfo.td"
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//===----------------------------------------------------------------------===//
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// Calling Conventions
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//===----------------------------------------------------------------------===//
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include "PTXCallingConv.td"
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//===----------------------------------------------------------------------===//
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// Instruction Descriptions
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//===----------------------------------------------------------------------===//
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include "PTXInstrInfo.td"
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def PTXInstrInfo : InstrInfo;
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//===----------------------------------------------------------------------===//
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// Target Declaration
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//===----------------------------------------------------------------------===//
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def PTX : Target {
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let InstructionSet = PTXInstrInfo;
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}
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