llvm-6502/lib/Target/SparcV8/SparcV8.td

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//===- SparcV8.td - Describe the SparcV8 Target Machine ---------*- C++ -*-===//
//
// 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.
//
//===----------------------------------------------------------------------===//
//
//
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
// Target-independent interfaces which we are implementing
//===----------------------------------------------------------------------===//
include "../Target.td"
//===----------------------------------------------------------------------===//
// PowerPC Subtarget features.
//
def Feature64Bit : SubtargetFeature<"64bit", "bool", "Is64Bit",
"Enable 64-bit instructions">;
//===----------------------------------------------------------------------===//
// Register File Description
//===----------------------------------------------------------------------===//
include "SparcV8RegisterInfo.td"
//===----------------------------------------------------------------------===//
// Instruction Descriptions
//===----------------------------------------------------------------------===//
include "SparcV8InstrInfo.td"
def SparcV8InstrInfo : InstrInfo {
let PHIInst = PHI;
// Define how we want to layout our target-specific information field.
let TSFlagsFields = [];
let TSFlagsShifts = [];
}
//===----------------------------------------------------------------------===//
// SPARC processors supported.
//===----------------------------------------------------------------------===//
def : Processor<"generic", NoItineraries, []>;
def : Processor<"v8", NoItineraries, []>;
def : Processor<"v9", NoItineraries, [Feature64Bit]>;
//===----------------------------------------------------------------------===//
// Declare the target which we are implementing
//===----------------------------------------------------------------------===//
def SparcV8 : Target {
// Pointers are 32-bits in size.
let PointerType = i32;
// FIXME: Specify callee-saved registers
let CalleeSavedRegisters = [];
// Pull in Instruction Info:
let InstructionSet = SparcV8InstrInfo;
}