mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-12-12 13:30:51 +00:00
642eccbb21
All string occurences for "sparc", "Sparc" and "SPARC" were already replaced, with the exception of ELF constans in the object file descriptor as it will get removed later on (we won't be building ELF object files for the 6502).
107 lines
4.1 KiB
TableGen
107 lines
4.1 KiB
TableGen
//===-- Mos6502.td - Describe the Mos6502 Target Machine -------*- tablegen -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Target-independent interfaces which we are implementing
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
include "llvm/Target/Target.td"
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// MOS6502 Subtarget features.
|
|
//
|
|
|
|
def FeatureV9
|
|
: SubtargetFeature<"v9", "IsV9", "true",
|
|
"Enable MOS6502-V9 instructions">;
|
|
def FeatureV8Deprecated
|
|
: SubtargetFeature<"deprecated-v8", "V8DeprecatedInsts", "true",
|
|
"Enable deprecated V8 instructions in V9 mode">;
|
|
def FeatureVIS
|
|
: SubtargetFeature<"vis", "IsVIS", "true",
|
|
"Enable UltraMOS6502 Visual Instruction Set extensions">;
|
|
def FeatureVIS2
|
|
: SubtargetFeature<"vis2", "IsVIS2", "true",
|
|
"Enable Visual Instruction Set extensions II">;
|
|
def FeatureVIS3
|
|
: SubtargetFeature<"vis3", "IsVIS3", "true",
|
|
"Enable Visual Instruction Set extensions III">;
|
|
|
|
def FeatureHardQuad
|
|
: SubtargetFeature<"hard-quad-float", "HasHardQuad", "true",
|
|
"Enable quad-word floating point instructions">;
|
|
|
|
def UsePopc : SubtargetFeature<"popc", "UsePopc", "true",
|
|
"Use the popc (population count) instruction">;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Register File, Calling Conv, Instruction Descriptions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
include "Mos6502RegisterInfo.td"
|
|
include "Mos6502CallingConv.td"
|
|
include "Mos6502InstrInfo.td"
|
|
|
|
def Mos6502InstrInfo : InstrInfo;
|
|
|
|
def Mos6502AsmParser : AsmParser {
|
|
bit ShouldEmitMatchRegisterName = 0;
|
|
}
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// MOS6502 processors supported.
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
class Proc<string Name, list<SubtargetFeature> Features>
|
|
: Processor<Name, NoItineraries, Features>;
|
|
|
|
def : Proc<"generic", []>;
|
|
def : Proc<"v7", []>;
|
|
def : Proc<"v8", []>;
|
|
def : Proc<"supermos6502", []>;
|
|
def : Proc<"mos6502lite", []>;
|
|
def : Proc<"f934", []>;
|
|
def : Proc<"hypermos6502", []>;
|
|
def : Proc<"mos6502lite86x", []>;
|
|
def : Proc<"mos6502let", []>;
|
|
def : Proc<"tsc701", []>;
|
|
def : Proc<"v9", [FeatureV9]>;
|
|
def : Proc<"ultramos6502", [FeatureV9, FeatureV8Deprecated, FeatureVIS]>;
|
|
def : Proc<"ultramos65023", [FeatureV9, FeatureV8Deprecated, FeatureVIS,
|
|
FeatureVIS2]>;
|
|
def : Proc<"niagara", [FeatureV9, FeatureV8Deprecated, FeatureVIS,
|
|
FeatureVIS2]>;
|
|
def : Proc<"niagara2", [FeatureV9, FeatureV8Deprecated, UsePopc,
|
|
FeatureVIS, FeatureVIS2]>;
|
|
def : Proc<"niagara3", [FeatureV9, FeatureV8Deprecated, UsePopc,
|
|
FeatureVIS, FeatureVIS2]>;
|
|
def : Proc<"niagara4", [FeatureV9, FeatureV8Deprecated, UsePopc,
|
|
FeatureVIS, FeatureVIS2, FeatureVIS3]>;
|
|
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// Declare the target which we are implementing
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
def Mos6502AsmWriter : AsmWriter {
|
|
string AsmWriterClassName = "InstPrinter";
|
|
int PassSubtarget = 1;
|
|
int Variant = 0;
|
|
}
|
|
|
|
def Mos6502 : Target {
|
|
// Pull in Instruction Info:
|
|
let InstructionSet = Mos6502InstrInfo;
|
|
let AssemblyParsers = [Mos6502AsmParser];
|
|
let AssemblyWriters = [Mos6502AsmWriter];
|
|
}
|