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109 lines
4.6 KiB
TableGen
109 lines
4.6 KiB
TableGen
//=- MicroMips32r6InstrInfo.td - MicroMips r6 Instruction Information -*- 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 microMIPSr6 instructions.
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//
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//===----------------------------------------------------------------------===//
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//===----------------------------------------------------------------------===//
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//
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// Instruction Encodings
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//
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//===----------------------------------------------------------------------===//
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class ADD_MMR6_ENC : ARITH_FM_MMR6<"add", 0x110>;
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class ADDIU_MMR6_ENC : ADDI_FM_MMR6<"addiu", 0xc>;
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class ADDU_MMR6_ENC : ARITH_FM_MMR6<"addu", 0x150>;
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class BALC_MMR6_ENC : BRANCH_OFF26_FM<0b101101>;
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class BC_MMR6_ENC : BRANCH_OFF26_FM<0b100101>;
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class BITSWAP_MMR6_ENC : POOL32A_BITSWAP_FM_MMR6<0b101100>;
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class CACHE_MMR6_ENC : CACHE_PREF_FM_MMR6<0b001000, 0b0110>;
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class MUL_MMR6_ENC : ARITH_FM_MMR6<"mul", 0x18>;
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class MUH_MMR6_ENC : ARITH_FM_MMR6<"muh", 0x58>;
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class MULU_MMR6_ENC : ARITH_FM_MMR6<"mulu", 0x98>;
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class MUHU_MMR6_ENC : ARITH_FM_MMR6<"muhu", 0xd8>;
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class PREF_MMR6_ENC : CACHE_PREF_FM_MMR6<0b011000, 0b0010>;
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class SUB_MMR6_ENC : ARITH_FM_MMR6<"sub", 0x190>;
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class SUBU_MMR6_ENC : ARITH_FM_MMR6<"subu", 0x1d0>;
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//===----------------------------------------------------------------------===//
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//
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// Instruction Descriptions
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//
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//===----------------------------------------------------------------------===//
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class ADD_MMR6_DESC : ArithLogicR<"add", GPR32Opnd>;
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class ADDIU_MMR6_DESC : ArithLogicI<"addiu", simm16, GPR32Opnd>;
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class ADDU_MMR6_DESC : ArithLogicR<"addu", GPR32Opnd>;
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class MUL_MMR6_DESC : ArithLogicR<"mul", GPR32Opnd>;
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class MUH_MMR6_DESC : ArithLogicR<"muh", GPR32Opnd>;
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class MULU_MMR6_DESC : ArithLogicR<"mulu", GPR32Opnd>;
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class MUHU_MMR6_DESC : ArithLogicR<"muhu", GPR32Opnd>;
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class BC_MMR6_DESC_BASE<string instr_asm, DAGOperand opnd>
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: BRANCH_DESC_BASE, MMR6Arch<instr_asm> {
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dag InOperandList = (ins opnd:$offset);
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dag OutOperandList = (outs);
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string AsmString = !strconcat(instr_asm, "\t$offset");
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bit isBarrier = 1;
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}
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class BALC_MMR6_DESC : BC_MMR6_DESC_BASE<"balc", brtarget26> {
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bit isCall = 1;
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list<Register> Defs = [RA];
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}
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class BC_MMR6_DESC : BC_MMR6_DESC_BASE<"bc", brtarget26>;
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class SUB_MMR6_DESC : ArithLogicR<"sub", GPR32Opnd>;
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class SUBU_MMR6_DESC : ArithLogicR<"subu", GPR32Opnd>;
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class BITSWAP_MMR6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd>
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: MMR6Arch<instr_asm> {
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dag OutOperandList = (outs GPROpnd:$rd);
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dag InOperandList = (ins GPROpnd:$rt);
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string AsmString = !strconcat(instr_asm, "\t$rd, $rt");
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list<dag> Pattern = [];
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}
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class BITSWAP_MMR6_DESC : BITSWAP_MMR6_DESC_BASE<"bitswap", GPR32Opnd>;
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class CACHE_HINT_MMR6_DESC<string instr_asm, Operand MemOpnd,
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RegisterOperand GPROpnd> : MMR6Arch<instr_asm> {
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dag OutOperandList = (outs);
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dag InOperandList = (ins MemOpnd:$addr, uimm5:$hint);
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string AsmString = !strconcat(instr_asm, "\t$hint, $addr");
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list<dag> Pattern = [];
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string DecoderMethod = "DecodeCacheOpMM";
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}
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class CACHE_MMR6_DESC : CACHE_HINT_MMR6_DESC<"cache", mem_mm_12, GPR32Opnd>;
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class PREF_MMR6_DESC : CACHE_HINT_MMR6_DESC<"pref", mem_mm_12, GPR32Opnd>;
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//===----------------------------------------------------------------------===//
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//
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// Instruction Definitions
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//
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//===----------------------------------------------------------------------===//
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let DecoderNamespace = "MicroMips32r6" in {
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def ADD_MMR6 : StdMMR6Rel, ADD_MMR6_DESC, ADD_MMR6_ENC, ISA_MICROMIPS32R6;
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def ADDIU_MMR6 : StdMMR6Rel, ADDIU_MMR6_DESC, ADDIU_MMR6_ENC, ISA_MICROMIPS32R6;
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def ADDU_MMR6 : StdMMR6Rel, ADDU_MMR6_DESC, ADDU_MMR6_ENC, ISA_MICROMIPS32R6;
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def BALC_MMR6 : R6MMR6Rel, BALC_MMR6_ENC, BALC_MMR6_DESC, ISA_MICROMIPS32R6;
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def BC_MMR6 : R6MMR6Rel, BC_MMR6_ENC, BC_MMR6_DESC, ISA_MICROMIPS32R6;
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def BITSWAP_MMR6 : R6MMR6Rel, BITSWAP_MMR6_ENC, BITSWAP_MMR6_DESC,
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ISA_MICROMIPS32R6;
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def CACHE_MMR6 : R6MMR6Rel, CACHE_MMR6_ENC, CACHE_MMR6_DESC, ISA_MICROMIPS32R6;
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def MUL_MMR6 : R6MMR6Rel, MUL_MMR6_DESC, MUL_MMR6_ENC, ISA_MICROMIPS32R6;
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def MUH_MMR6 : R6MMR6Rel, MUH_MMR6_DESC, MUH_MMR6_ENC, ISA_MICROMIPS32R6;
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def MULU_MMR6 : R6MMR6Rel, MULU_MMR6_DESC, MULU_MMR6_ENC, ISA_MICROMIPS32R6;
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def MUHU_MMR6 : R6MMR6Rel, MUHU_MMR6_DESC, MUHU_MMR6_ENC, ISA_MICROMIPS32R6;
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def PREF_MMR6 : R6MMR6Rel, PREF_MMR6_ENC, PREF_MMR6_DESC, ISA_MICROMIPS32R6;
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def SUB_MMR6 : StdMMR6Rel, SUB_MMR6_DESC, SUB_MMR6_ENC, ISA_MICROMIPS32R6;
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def SUBU_MMR6 : StdMMR6Rel, SUBU_MMR6_DESC, SUBU_MMR6_ENC, ISA_MICROMIPS32R6;
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}
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