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//===-- Nios2.td - Describe the Nios2 Target Machine -------*- tablegen -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
// Calling Conv, Instruction Descriptions
//===----------------------------------------------------------------------===//
include "llvm/Target/Target.td"
include "Nios2RegisterInfo.td"
include "Nios2Schedule.td"
include "Nios2InstrInfo.td"
include "Nios2CallingConv.td"
//===----------------------------------------------------------------------===//
// Nios2 Subtarget features
//===----------------------------------------------------------------------===//
def FeatureNios2r1 : SubtargetFeature<"nios2r1", "Nios2ArchVersion",
"Nios2r1", "Nios2 R1 ISA Support">;
def FeatureNios2r2 : SubtargetFeature<"nios2r2", "Nios2ArchVersion",
"Nios2r2", "Nios2 R2 ISA Support">;
//===----------------------------------------------------------------------===//
// Nios2 processors supported.
//===----------------------------------------------------------------------===//
class Proc<string Name, list<SubtargetFeature> Features>
: Processor<Name, Nios2GenericItineraries, Features>;
def : Proc<"nios2r1", [FeatureNios2r1]>;
def : Proc<"nios2r2", [FeatureNios2r2]>;
def Nios2InstrInfo : InstrInfo;
def Nios2AsmParser : AsmParser {
let ShouldEmitMatchRegisterName = 0;
}
//===----------------------------------------------------------------------===//
// Declare the target which we are implementing
//===----------------------------------------------------------------------===//
def Nios2AsmWriter : AsmWriter {
string AsmWriterClassName = "InstPrinter";
int PassSubtarget = 1;
int Variant = 0;
}
def Nios2 : Target {
// def Nios2InstrInfo : InstrInfo as before.
let InstructionSet = Nios2InstrInfo;
let AssemblyParsers = [Nios2AsmParser];
let AssemblyWriters = [Nios2AsmWriter];
}
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