llvm-project/llvm/lib/Target/Mips/MipsEVAInstrInfo.td

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//===- MipsEVAInstrInfo.td - EVA ASE instructions -*- 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 Mips EVA ASE instructions.
//
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
//
// Instruction encodings
//
//===----------------------------------------------------------------------===//
// Memory Load/Store EVA encodings
class LBE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LBE>;
class LBuE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LBuE>;
class LHE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LHE>;
class LHuE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LHuE>;
class LWE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LWE>;
class SBE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_SBE>;
class SHE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_SHE>;
class SWE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_SWE>;
// load/store left/right EVA encodings
class LWLE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LWLE>;
class LWRE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LWRE>;
class SWLE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_SWLE>;
class SWRE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_SWRE>;
// Load-linked EVA, Store-conditional EVA encodings
class LLE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LLE>;
class SCE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_SCE>;
class TLBINV_ENC : TLB_FM<OPCODE6_TLBINV>;
class TLBINVF_ENC : TLB_FM<OPCODE6_TLBINVF>;
class CACHEE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_CACHEE>;
class PREFE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_PREFE>;
//===----------------------------------------------------------------------===//
//
// Instruction descriptions
//
//===----------------------------------------------------------------------===//
// Memory Load/Store EVA descriptions
class LOAD_EVA_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
dag OutOperandList = (outs GPROpnd:$rt);
dag InOperandList = (ins mem_simm9:$addr);
string AsmString = !strconcat(instr_asm, "\t$rt, $addr");
list<dag> Pattern = [];
string DecoderMethod = "DecodeMemEVA";
bit canFoldAsLoad = 1;
bit mayLoad = 1;
}
class LBE_DESC : LOAD_EVA_DESC_BASE<"lbe", GPR32Opnd>;
class LBuE_DESC : LOAD_EVA_DESC_BASE<"lbue", GPR32Opnd>;
class LHE_DESC : LOAD_EVA_DESC_BASE<"lhe", GPR32Opnd>;
class LHuE_DESC : LOAD_EVA_DESC_BASE<"lhue", GPR32Opnd>;
class LWE_DESC : LOAD_EVA_DESC_BASE<"lwe", GPR32Opnd>;
class STORE_EVA_DESC_BASE<string instr_asm, RegisterOperand GPROpnd,
SDPatternOperator OpNode = null_frag> {
dag OutOperandList = (outs);
dag InOperandList = (ins GPROpnd:$rt, mem_simm9:$addr);
string AsmString = !strconcat(instr_asm, "\t$rt, $addr");
list<dag> Pattern = [];
string DecoderMethod = "DecodeMemEVA";
bit mayStore = 1;
}
class SBE_DESC : STORE_EVA_DESC_BASE<"sbe", GPR32Opnd>;
class SHE_DESC : STORE_EVA_DESC_BASE<"she", GPR32Opnd>;
class SWE_DESC : STORE_EVA_DESC_BASE<"swe", GPR32Opnd>;
// Load/Store Left/Right EVA descriptions
class LOAD_LEFT_RIGHT_EVA_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
dag OutOperandList = (outs GPROpnd:$rt);
dag InOperandList = (ins mem_simm9:$addr, GPROpnd:$src);
string AsmString = !strconcat(instr_asm, "\t$rt, $addr");
list<dag> Pattern = [];
string DecoderMethod = "DecodeMemEVA";
string Constraints = "$src = $rt";
bit canFoldAsLoad = 1;
}
class LWLE_DESC : LOAD_LEFT_RIGHT_EVA_DESC_BASE<"lwle", GPR32Opnd>;
class LWRE_DESC : LOAD_LEFT_RIGHT_EVA_DESC_BASE<"lwre", GPR32Opnd>;
class STORE_LEFT_RIGHT_EVA_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
dag OutOperandList = (outs);
dag InOperandList = (ins GPROpnd:$rt, mem_simm9:$addr);
string AsmString = !strconcat(instr_asm, "\t$rt, $addr");
list<dag> Pattern = [];
string DecoderMethod = "DecodeMemEVA";
}
class SWLE_DESC : LOAD_LEFT_RIGHT_EVA_DESC_BASE<"swle", GPR32Opnd>;
class SWRE_DESC : LOAD_LEFT_RIGHT_EVA_DESC_BASE<"swre", GPR32Opnd>;
// Load-linked EVA, Store-conditional EVA descriptions
class LLE_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
dag OutOperandList = (outs GPROpnd:$rt);
dag InOperandList = (ins mem_simm9:$addr);
string AsmString = !strconcat(instr_asm, "\t$rt, $addr");
list<dag> Pattern = [];
bit mayLoad = 1;
string DecoderMethod = "DecodeMemEVA";
}
class LLE_DESC : LLE_DESC_BASE<"lle", GPR32Opnd>;
class SCE_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
dag OutOperandList = (outs GPROpnd:$dst);
dag InOperandList = (ins GPROpnd:$rt, mem_simm9:$addr);
string AsmString = !strconcat(instr_asm, "\t$rt, $addr");
list<dag> Pattern = [];
bit mayStore = 1;
string Constraints = "$rt = $dst";
string DecoderMethod = "DecodeMemEVA";
}
class SCE_DESC : SCE_DESC_BASE<"sce", GPR32Opnd>;
class TLB_DESC_BASE<string instr_asm> {
dag OutOperandList = (outs);
dag InOperandList = (ins);
string AsmString = instr_asm;
list<dag> Pattern = [];
}
class TLBINV_DESC : TLB_DESC_BASE<"tlbinv">;
class TLBINVF_DESC : TLB_DESC_BASE<"tlbinvf">;
class CACHEE_DESC_BASE<string instr_asm, Operand MemOpnd> {
dag OutOperandList = (outs);
dag InOperandList = (ins MemOpnd:$addr, uimm5:$hint);
string AsmString = !strconcat(instr_asm, "\t$hint, $addr");
list<dag> Pattern = [];
string DecoderMethod = "DecodeCacheeOp_CacheOpR6";
}
class CACHEE_DESC : CACHEE_DESC_BASE<"cachee", mem_simm9>;
class PREFE_DESC : CACHEE_DESC_BASE<"prefe", mem_simm9>;
//===----------------------------------------------------------------------===//
//
// Instruction definitions
//
//===----------------------------------------------------------------------===//
/// Load and Store EVA Instructions
def LBE : LBE_ENC, LBE_DESC, INSN_EVA;
def LBuE : LBuE_ENC, LBuE_DESC, INSN_EVA;
def LHE : LHE_ENC, LHE_DESC, INSN_EVA;
def LHuE : LHuE_ENC, LHuE_DESC, INSN_EVA;
let AdditionalPredicates = [NotInMicroMips] in {
def LWE : LWE_ENC, LWE_DESC, INSN_EVA;
}
def SBE : SBE_ENC, SBE_DESC, INSN_EVA;
def SHE : SHE_ENC, SHE_DESC, INSN_EVA;
let AdditionalPredicates = [NotInMicroMips] in {
def SWE : SWE_ENC, SWE_DESC, INSN_EVA;
}
/// load/store left/right EVA
let AdditionalPredicates = [NotInMicroMips] in {
def LWLE : LWLE_ENC, LWLE_DESC, INSN_EVA_NOT_32R6_64R6;
def LWRE : LWRE_ENC, LWRE_DESC, INSN_EVA_NOT_32R6_64R6;
def SWLE : SWLE_ENC, SWLE_DESC, INSN_EVA_NOT_32R6_64R6;
def SWRE : SWRE_ENC, SWRE_DESC, INSN_EVA_NOT_32R6_64R6;
}
/// Load-linked EVA, Store-conditional EVA
let AdditionalPredicates = [NotInMicroMips] in {
def LLE : LLE_ENC, LLE_DESC, INSN_EVA;
def SCE : SCE_ENC, SCE_DESC, INSN_EVA;
}
let AdditionalPredicates = [NotInMicroMips] in {
def TLBINV : TLBINV_ENC, TLBINV_DESC, INSN_EVA;
def TLBINVF : TLBINVF_ENC, TLBINVF_DESC, INSN_EVA;
}
def CACHEE : CACHEE_ENC, CACHEE_DESC, INSN_EVA;
def PREFE : PREFE_ENC, PREFE_DESC, INSN_EVA;