1 //===- MipsEVAInstrInfo.td - EVA ASE instructions -*- tablegen ------------*-=//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file describes Mips EVA ASE instructions.
12 //===----------------------------------------------------------------------===//
14 //===----------------------------------------------------------------------===//
16 // Instruction encodings
18 //===----------------------------------------------------------------------===//
20 // Memory Load/Store EVA encodings
21 class LBE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LBE>;
22 class LBuE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LBuE>;
23 class LHE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LHE>;
24 class LHuE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LHuE>;
25 class LWE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LWE>;
27 class SBE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_SBE>;
28 class SHE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_SHE>;
29 class SWE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_SWE>;
31 // load/store left/right EVA encodings
32 class LWLE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LWLE>;
33 class LWRE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LWRE>;
34 class SWLE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_SWLE>;
35 class SWRE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_SWRE>;
37 // Load-linked EVA, Store-conditional EVA encodings
38 class LLE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_LLE>;
39 class SCE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_SCE>;
41 class TLBINV_ENC : TLB_FM<OPCODE6_TLBINV>;
42 class TLBINVF_ENC : TLB_FM<OPCODE6_TLBINVF>;
44 class CACHEE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_CACHEE>;
45 class PREFE_ENC : SPECIAL3_EVA_LOAD_STORE_FM<OPCODE6_PREFE>;
47 //===----------------------------------------------------------------------===//
49 // Instruction descriptions
51 //===----------------------------------------------------------------------===//
53 // Memory Load/Store EVA descriptions
54 class LOAD_EVA_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
55 dag OutOperandList = (outs GPROpnd:$rt);
56 dag InOperandList = (ins mem_simm9:$addr);
57 string AsmString = !strconcat(instr_asm, "\t$rt, $addr");
58 list<dag> Pattern = [];
59 string DecoderMethod = "DecodeMemEVA";
60 bit canFoldAsLoad = 1;
64 class LBE_DESC : LOAD_EVA_DESC_BASE<"lbe", GPR32Opnd>;
65 class LBuE_DESC : LOAD_EVA_DESC_BASE<"lbue", GPR32Opnd>;
66 class LHE_DESC : LOAD_EVA_DESC_BASE<"lhe", GPR32Opnd>;
67 class LHuE_DESC : LOAD_EVA_DESC_BASE<"lhue", GPR32Opnd>;
68 class LWE_DESC : LOAD_EVA_DESC_BASE<"lwe", GPR32Opnd>;
70 class STORE_EVA_DESC_BASE<string instr_asm, RegisterOperand GPROpnd,
71 SDPatternOperator OpNode = null_frag> {
72 dag OutOperandList = (outs);
73 dag InOperandList = (ins GPROpnd:$rt, mem_simm9:$addr);
74 string AsmString = !strconcat(instr_asm, "\t$rt, $addr");
75 list<dag> Pattern = [];
76 string DecoderMethod = "DecodeMemEVA";
80 class SBE_DESC : STORE_EVA_DESC_BASE<"sbe", GPR32Opnd>;
81 class SHE_DESC : STORE_EVA_DESC_BASE<"she", GPR32Opnd>;
82 class SWE_DESC : STORE_EVA_DESC_BASE<"swe", GPR32Opnd>;
84 // Load/Store Left/Right EVA descriptions
85 class LOAD_LEFT_RIGHT_EVA_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
86 dag OutOperandList = (outs GPROpnd:$rt);
87 dag InOperandList = (ins mem_simm9:$addr, GPROpnd:$src);
88 string AsmString = !strconcat(instr_asm, "\t$rt, $addr");
89 list<dag> Pattern = [];
90 string DecoderMethod = "DecodeMemEVA";
91 string Constraints = "$src = $rt";
92 bit canFoldAsLoad = 1;
95 class LWLE_DESC : LOAD_LEFT_RIGHT_EVA_DESC_BASE<"lwle", GPR32Opnd>;
96 class LWRE_DESC : LOAD_LEFT_RIGHT_EVA_DESC_BASE<"lwre", GPR32Opnd>;
98 class STORE_LEFT_RIGHT_EVA_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
99 dag OutOperandList = (outs);
100 dag InOperandList = (ins GPROpnd:$rt, mem_simm9:$addr);
101 string AsmString = !strconcat(instr_asm, "\t$rt, $addr");
102 list<dag> Pattern = [];
103 string DecoderMethod = "DecodeMemEVA";
106 class SWLE_DESC : LOAD_LEFT_RIGHT_EVA_DESC_BASE<"swle", GPR32Opnd>;
107 class SWRE_DESC : LOAD_LEFT_RIGHT_EVA_DESC_BASE<"swre", GPR32Opnd>;
109 // Load-linked EVA, Store-conditional EVA descriptions
110 class LLE_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
111 dag OutOperandList = (outs GPROpnd:$rt);
112 dag InOperandList = (ins mem_simm9:$addr);
113 string AsmString = !strconcat(instr_asm, "\t$rt, $addr");
114 list<dag> Pattern = [];
116 string DecoderMethod = "DecodeMemEVA";
119 class LLE_DESC : LLE_DESC_BASE<"lle", GPR32Opnd>;
121 class SCE_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
122 dag OutOperandList = (outs GPROpnd:$dst);
123 dag InOperandList = (ins GPROpnd:$rt, mem_simm9:$addr);
124 string AsmString = !strconcat(instr_asm, "\t$rt, $addr");
125 list<dag> Pattern = [];
127 string Constraints = "$rt = $dst";
128 string DecoderMethod = "DecodeMemEVA";
131 class SCE_DESC : SCE_DESC_BASE<"sce", GPR32Opnd>;
133 class TLB_DESC_BASE<string instr_asm> {
134 dag OutOperandList = (outs);
135 dag InOperandList = (ins);
136 string AsmString = instr_asm;
137 list<dag> Pattern = [];
140 class TLBINV_DESC : TLB_DESC_BASE<"tlbinv">;
141 class TLBINVF_DESC : TLB_DESC_BASE<"tlbinvf">;
143 class CACHEE_DESC_BASE<string instr_asm, Operand MemOpnd> {
144 dag OutOperandList = (outs);
145 dag InOperandList = (ins MemOpnd:$addr, uimm5:$hint);
146 string AsmString = !strconcat(instr_asm, "\t$hint, $addr");
147 list<dag> Pattern = [];
148 string DecoderMethod = "DecodeCacheeOp_CacheOpR6";
151 class CACHEE_DESC : CACHEE_DESC_BASE<"cachee", mem>;
152 class PREFE_DESC : CACHEE_DESC_BASE<"prefe", mem>;
154 //===----------------------------------------------------------------------===//
156 // Instruction definitions
158 //===----------------------------------------------------------------------===//
160 /// Load and Store EVA Instructions
161 def LBE : LBE_ENC, LBE_DESC, INSN_EVA;
162 def LBuE : LBuE_ENC, LBuE_DESC, INSN_EVA;
163 def LHE : LHE_ENC, LHE_DESC, INSN_EVA;
164 def LHuE : LHuE_ENC, LHuE_DESC, INSN_EVA;
165 let AdditionalPredicates = [NotInMicroMips] in {
166 def LWE : LWE_ENC, LWE_DESC, INSN_EVA;
168 def SBE : SBE_ENC, SBE_DESC, INSN_EVA;
169 def SHE : SHE_ENC, SHE_DESC, INSN_EVA;
170 let AdditionalPredicates = [NotInMicroMips] in {
171 def SWE : SWE_ENC, SWE_DESC, INSN_EVA;
174 /// load/store left/right EVA
175 let AdditionalPredicates = [NotInMicroMips] in {
176 def LWLE : LWLE_ENC, LWLE_DESC, INSN_EVA_NOT_32R6_64R6;
177 def LWRE : LWRE_ENC, LWRE_DESC, INSN_EVA_NOT_32R6_64R6;
178 def SWLE : SWLE_ENC, SWLE_DESC, INSN_EVA_NOT_32R6_64R6;
179 def SWRE : SWRE_ENC, SWRE_DESC, INSN_EVA_NOT_32R6_64R6;
182 /// Load-linked EVA, Store-conditional EVA
183 let AdditionalPredicates = [NotInMicroMips] in {
184 def LLE : LLE_ENC, LLE_DESC, INSN_EVA;
185 def SCE : SCE_ENC, SCE_DESC, INSN_EVA;
188 def TLBINV : TLBINV_ENC, TLBINV_DESC, INSN_EVA;
189 def TLBINVF : TLBINVF_ENC, TLBINVF_DESC, INSN_EVA;
191 def CACHEE : CACHEE_ENC, CACHEE_DESC, INSN_EVA;
192 def PREFE : PREFE_ENC, PREFE_DESC, INSN_EVA;