llvm/lib/Target/Alpha/Alpha.td
2006-05-18 00:12:58 +00:00

71 lines
2.6 KiB
TableGen

//===- Alpha.td - Describe the Alpha Target Machine --------*- tablegen -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by the LLVM research group and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
//
//===----------------------------------------------------------------------===//
// Get the target-independent interfaces which we are implementing...
//
include "../Target.td"
//Alpha is little endian
//===----------------------------------------------------------------------===//
// Subtarget Features
//===----------------------------------------------------------------------===//
def FeatureCIX : SubtargetFeature<"CIX", "HasCT", "true",
"Enable CIX extentions">;
def FeatureFIX : SubtargetFeature<"FIX", "HasF2I", "true",
"Enable FIX extentions">;
//===----------------------------------------------------------------------===//
// Register File Description
//===----------------------------------------------------------------------===//
include "AlphaRegisterInfo.td"
//===----------------------------------------------------------------------===//
// Schedule Description
//===----------------------------------------------------------------------===//
include "AlphaSchedule.td"
//===----------------------------------------------------------------------===//
// Instruction Descriptions
//===----------------------------------------------------------------------===//
include "AlphaInstrInfo.td"
def AlphaInstrInfo : InstrInfo {
// Define how we want to layout our target-specific information field.
// let TSFlagsFields = [];
// let TSFlagsShifts = [];
}
//===----------------------------------------------------------------------===//
// Alpha Processor Definitions
//===----------------------------------------------------------------------===//
def : Processor<"generic", Alpha21264Itineraries, []>;
def : Processor<"pca56" , Alpha21264Itineraries, []>;
def : Processor<"ev56" , Alpha21264Itineraries, []>;
def : Processor<"ev6" , Alpha21264Itineraries, [FeatureFIX]>;
def : Processor<"ev67" , Alpha21264Itineraries, [FeatureFIX, FeatureCIX]>;
//===----------------------------------------------------------------------===//
// The Alpha Target
//===----------------------------------------------------------------------===//
def Alpha : Target {
// Pull in Instruction Info:
let InstructionSet = AlphaInstrInfo;
}