mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-30 21:29:28 +00:00
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@225291 91177308-0d34-0410-b5e6-96231b3b80d8
73 lines
3.0 KiB
TableGen
73 lines
3.0 KiB
TableGen
//==- HexagonInstrFormats.td - Hexagon Instruction Formats --*- tablegen -*-==//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file describes the Hexagon V4 instruction classes in TableGen format.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
//----------------------------------------------------------------------------//
|
|
// Hexagon Instruction Flags
|
|
//
|
|
// *** Must match BaseInfo.h ***
|
|
//----------------------------------------------------------------------------//
|
|
|
|
def TypeMEMOP : IType<9>;
|
|
def TypeNV : IType<10>;
|
|
def TypeCOMPOUND : IType<12>;
|
|
def TypePREFIX : IType<30>;
|
|
|
|
//----------------------------------------------------------------------------//
|
|
// Instruction Classes Definitions
|
|
//----------------------------------------------------------------------------//
|
|
|
|
//
|
|
// NV type instructions.
|
|
//
|
|
class NVInst<dag outs, dag ins, string asmstr, list<dag> pattern = [],
|
|
string cstr = "", InstrItinClass itin = NCJ_tc_3or4stall_SLOT0>
|
|
: InstHexagon<outs, ins, asmstr, pattern, cstr, itin, TypeNV>;
|
|
|
|
class NVInst_V4<dag outs, dag ins, string asmstr, list<dag> pattern = [],
|
|
string cstr = "", InstrItinClass itin = NCJ_tc_3or4stall_SLOT0>
|
|
: NVInst<outs, ins, asmstr, pattern, cstr, itin>;
|
|
|
|
// Definition of Post increment new value store.
|
|
class NVInstPost_V4<dag outs, dag ins, string asmstr, list<dag> pattern = [],
|
|
string cstr = "", InstrItinClass itin = ST_tc_st_SLOT0>
|
|
: NVInst<outs, ins, asmstr, pattern, cstr, itin>;
|
|
|
|
// Post increment ST Instruction.
|
|
let mayStore = 1 in
|
|
class NVInstPI_V4<dag outs, dag ins, string asmstr, list<dag> pattern = [],
|
|
string cstr = "", InstrItinClass itin = ST_tc_st_SLOT0>
|
|
: NVInst<outs, ins, asmstr, pattern, cstr, itin>;
|
|
|
|
// New-value conditional branch.
|
|
class NCJInst<dag outs, dag ins, string asmstr, list<dag> pattern = [],
|
|
string cstr = "">
|
|
: NVInst<outs, ins, asmstr, pattern, cstr>;
|
|
|
|
let mayLoad = 1, mayStore = 1 in
|
|
class MEMInst<dag outs, dag ins, string asmstr, list<dag> pattern = [],
|
|
string cstr = "", InstrItinClass itin = V4LDST_tc_st_SLOT0>
|
|
: InstHexagon<outs, ins, asmstr, pattern, cstr, itin, TypeMEMOP>;
|
|
|
|
class MEMInst_V4<dag outs, dag ins, string asmstr, list<dag> pattern = [],
|
|
string cstr = "", InstrItinClass itin = V4LDST_tc_st_SLOT0>
|
|
: MEMInst<outs, ins, asmstr, pattern, cstr, itin>;
|
|
|
|
let isCodeGenOnly = 1 in
|
|
class EXTENDERInst<dag outs, dag ins, string asmstr, list<dag> pattern = []>
|
|
: InstHexagon<outs, ins, asmstr, pattern, "", EXTENDER_tc_1_SLOT0123,
|
|
TypePREFIX>;
|
|
|
|
class CJInst<dag outs, dag ins, string asmstr, list<dag> pattern = [],
|
|
string cstr = "">
|
|
: InstHexagon<outs, ins, asmstr, pattern, cstr, COMPOUND, TypeCOMPOUND>;
|