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71d56462a1
This adds new instructions for Hexagon V4 architecture. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@156071 91177308-0d34-0410-b5e6-96231b3b80d8
68 lines
2.1 KiB
TableGen
68 lines
2.1 KiB
TableGen
//==- HexagonInstrFormats.td - Hexagon Instruction Formats --*- tablegen -*-==//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file describes the Hexagon V4 instruction classes in TableGen format.
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//
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//===----------------------------------------------------------------------===//
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//----------------------------------------------------------------------------//
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// Hexagon Intruction Flags +
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//
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// *** Must match BaseInfo.h ***
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//----------------------------------------------------------------------------//
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def TypeMEMOP : Type<9>;
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def TypeNV : Type<10>;
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def TypePREFIX : Type<30>;
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//----------------------------------------------------------------------------//
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// Intruction Classes Definitions +
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//----------------------------------------------------------------------------//
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//
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// NV type instructions.
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//
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class NVInst_V4<dag outs, dag ins, string asmstr, list<dag> pattern>
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: InstHexagon<outs, ins, asmstr, pattern, "", NV_V4, TypeNV> {
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bits<5> rd;
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bits<5> rs;
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bits<13> imm13;
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}
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// Definition of Post increment new value store.
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class NVInstPost_V4<dag outs, dag ins, string asmstr, list<dag> pattern,
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string cstr>
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: InstHexagon<outs, ins, asmstr, pattern, cstr, NV_V4, TypeNV> {
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bits<5> rd;
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bits<5> rs;
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bits<5> rt;
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bits<13> imm13;
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}
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// Post increment ST Instruction.
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class NVInstPI_V4<dag outs, dag ins, string asmstr, list<dag> pattern,
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string cstr>
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: NVInstPost_V4<outs, ins, asmstr, pattern, cstr> {
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let rt{0-4} = 0;
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}
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class MEMInst_V4<dag outs, dag ins, string asmstr, list<dag> pattern>
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: InstHexagon<outs, ins, asmstr, pattern, "", MEM_V4, TypeMEMOP> {
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bits<5> rd;
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bits<5> rs;
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bits<6> imm6;
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}
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class Immext<dag outs, dag ins, string asmstr, list<dag> pattern>
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: InstHexagon<outs, ins, asmstr, pattern, "", PREFIX, TypePREFIX> {
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let isCodeGenOnly = 1;
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bits<26> imm26;
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}
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