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60 lines
2.2 KiB
TableGen
60 lines
2.2 KiB
TableGen
//===-- Nios2.td - Describe the Nios2 Target Machine -------*- tablegen -*-===//
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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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//===----------------------------------------------------------------------===//
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// Calling Conv, Instruction Descriptions
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//===----------------------------------------------------------------------===//
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include "llvm/Target/Target.td"
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include "Nios2RegisterInfo.td"
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include "Nios2Schedule.td"
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include "Nios2InstrInfo.td"
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include "Nios2CallingConv.td"
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//===----------------------------------------------------------------------===//
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// Nios2 Subtarget features
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//===----------------------------------------------------------------------===//
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def FeatureNios2r1 : SubtargetFeature<"nios2r1", "Nios2ArchVersion",
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"Nios2r1", "Nios2 R1 ISA Support">;
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def FeatureNios2r2 : SubtargetFeature<"nios2r2", "Nios2ArchVersion",
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"Nios2r2", "Nios2 R2 ISA Support">;
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//===----------------------------------------------------------------------===//
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// Nios2 processors supported.
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//===----------------------------------------------------------------------===//
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class Proc<string Name, list<SubtargetFeature> Features>
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: Processor<Name, Nios2GenericItineraries, Features>;
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def : Proc<"nios2r1", [FeatureNios2r1]>;
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def : Proc<"nios2r2", [FeatureNios2r2]>;
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def Nios2InstrInfo : InstrInfo;
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def Nios2AsmParser : AsmParser {
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let ShouldEmitMatchRegisterName = 0;
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}
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//===----------------------------------------------------------------------===//
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// Declare the target which we are implementing
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//===----------------------------------------------------------------------===//
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def Nios2AsmWriter : AsmWriter {
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string AsmWriterClassName = "InstPrinter";
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int PassSubtarget = 1;
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int Variant = 0;
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}
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def Nios2 : Target {
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// def Nios2InstrInfo : InstrInfo as before.
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let InstructionSet = Nios2InstrInfo;
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let AssemblyParsers = [Nios2AsmParser];
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let AssemblyWriters = [Nios2AsmWriter];
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}
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