1 //==- SystemZInstrFormats.td - SystemZ Instruction Formats --*- 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 //===----------------------------------------------------------------------===//
11 // Basic SystemZ instruction definition
12 //===----------------------------------------------------------------------===//
14 class InstSystemZ<int size, dag outs, dag ins, string asmstr,
15 list<dag> pattern> : Instruction {
16 let Namespace = "SystemZ";
18 dag OutOperandList = outs;
19 dag InOperandList = ins;
21 let Pattern = pattern;
22 let AsmString = asmstr;
24 // Some instructions come in pairs, one having a 12-bit displacement
25 // and the other having a 20-bit displacement. Both instructions in
26 // the pair have the same DispKey and their DispSizes are "12" and "20"
29 string DispSize = "none";
31 // Many register-based <INSN>R instructions have a memory-based <INSN>
32 // counterpart. OpKey uniquely identifies <INSN>, while OpType is
33 // "reg" for <INSN>R and "mem" for <INSN>.
35 string OpType = "none";
37 // Many distinct-operands instructions have older 2-operand equivalents.
38 // NumOpsKey uniquely identifies one of these 2-operand and 3-operand pairs,
39 // with NumOpsValue being "2" or "3" as appropriate.
40 string NumOpsKey = "";
41 string NumOpsValue = "none";
43 // True if this instruction is a simple D(X,B) load of a register
44 // (with no sign or zero extension).
45 bit SimpleBDXLoad = 0;
47 // True if this instruction is a simple D(X,B) store of a register
48 // (with no truncation).
49 bit SimpleBDXStore = 0;
51 // True if this instruction has a 20-bit displacement field.
52 bit Has20BitOffset = 0;
54 // True if addresses in this instruction have an index register.
57 // True if this is a 128-bit pseudo instruction that combines two 64-bit
61 // The access size of all memory operands in bytes, or 0 if not known.
62 bits<5> AccessBytes = 0;
64 // If the instruction sets CC to a useful value, this gives the mask
65 // of all possible CC results. The mask has the same form as
69 // The subset of CCValues that have the same meaning as they would after
70 // a comparison of the first operand against zero.
71 bits<4> CompareZeroCCMask = 0;
73 // True if the instruction is conditional and if the CC mask operand
74 // comes first (as for BRC, etc.).
77 // Similar, but true if the CC mask operand comes last (as for LOC, etc.).
80 // True if the instruction is the "logical" rather than "arithmetic" form,
81 // in cases where a distinction exists.
84 let TSFlags{0} = SimpleBDXLoad;
85 let TSFlags{1} = SimpleBDXStore;
86 let TSFlags{2} = Has20BitOffset;
87 let TSFlags{3} = HasIndex;
88 let TSFlags{4} = Is128Bit;
89 let TSFlags{9-5} = AccessBytes;
90 let TSFlags{13-10} = CCValues;
91 let TSFlags{17-14} = CompareZeroCCMask;
92 let TSFlags{18} = CCMaskFirst;
93 let TSFlags{19} = CCMaskLast;
94 let TSFlags{20} = IsLogical;
97 //===----------------------------------------------------------------------===//
98 // Mappings between instructions
99 //===----------------------------------------------------------------------===//
101 // Return the version of an instruction that has an unsigned 12-bit
103 def getDisp12Opcode : InstrMapping {
104 let FilterClass = "InstSystemZ";
105 let RowFields = ["DispKey"];
106 let ColFields = ["DispSize"];
108 let ValueCols = [["12"]];
111 // Return the version of an instruction that has a signed 20-bit displacement.
112 def getDisp20Opcode : InstrMapping {
113 let FilterClass = "InstSystemZ";
114 let RowFields = ["DispKey"];
115 let ColFields = ["DispSize"];
117 let ValueCols = [["20"]];
120 // Return the memory form of a register instruction.
121 def getMemOpcode : InstrMapping {
122 let FilterClass = "InstSystemZ";
123 let RowFields = ["OpKey"];
124 let ColFields = ["OpType"];
125 let KeyCol = ["reg"];
126 let ValueCols = [["mem"]];
129 // Return the 3-operand form of a 2-operand instruction.
130 def getThreeOperandOpcode : InstrMapping {
131 let FilterClass = "InstSystemZ";
132 let RowFields = ["NumOpsKey"];
133 let ColFields = ["NumOpsValue"];
135 let ValueCols = [["3"]];
138 //===----------------------------------------------------------------------===//
139 // Instruction formats
140 //===----------------------------------------------------------------------===//
142 // Formats are specified using operand field declarations of the form:
144 // bits<4> Rn : register input or output for operand n
145 // bits<m> In : immediate value of width m for operand n
146 // bits<4> BDn : address operand n, which has a base and a displacement
147 // bits<m> XBDn : address operand n, which has an index, a base and a
149 // bits<4> Xn : index register for address operand n
150 // bits<4> Mn : mode value for operand n
152 // The operand numbers ("n" in the list above) follow the architecture manual.
153 // Assembly operands sometimes have a different order; in particular, R3 often
154 // is often written between operands 1 and 2.
156 //===----------------------------------------------------------------------===//
158 class InstRI<bits<12> op, dag outs, dag ins, string asmstr, list<dag> pattern>
159 : InstSystemZ<4, outs, ins, asmstr, pattern> {
161 field bits<32> SoftFail = 0;
166 let Inst{31-24} = op{11-4};
167 let Inst{23-20} = R1;
168 let Inst{19-16} = op{3-0};
172 class InstRIEb<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
173 : InstSystemZ<6, outs, ins, asmstr, pattern> {
175 field bits<48> SoftFail = 0;
182 let Inst{47-40} = op{15-8};
183 let Inst{39-36} = R1;
184 let Inst{35-32} = R2;
185 let Inst{31-16} = RI4;
186 let Inst{15-12} = M3;
188 let Inst{7-0} = op{7-0};
191 class InstRIEc<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
192 : InstSystemZ<6, outs, ins, asmstr, pattern> {
194 field bits<48> SoftFail = 0;
201 let Inst{47-40} = op{15-8};
202 let Inst{39-36} = R1;
203 let Inst{35-32} = M3;
204 let Inst{31-16} = RI4;
206 let Inst{7-0} = op{7-0};
209 class InstRIEd<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
210 : InstSystemZ<6, outs, ins, asmstr, pattern> {
212 field bits<48> SoftFail = 0;
218 let Inst{47-40} = op{15-8};
219 let Inst{39-36} = R1;
220 let Inst{35-32} = R3;
221 let Inst{31-16} = I2;
223 let Inst{7-0} = op{7-0};
226 class InstRIEf<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
227 : InstSystemZ<6, outs, ins, asmstr, pattern> {
229 field bits<48> SoftFail = 0;
237 let Inst{47-40} = op{15-8};
238 let Inst{39-36} = R1;
239 let Inst{35-32} = R2;
240 let Inst{31-24} = I3;
241 let Inst{23-16} = I4;
243 let Inst{7-0} = op{7-0};
246 class InstRIL<bits<12> op, dag outs, dag ins, string asmstr, list<dag> pattern>
247 : InstSystemZ<6, outs, ins, asmstr, pattern> {
249 field bits<48> SoftFail = 0;
254 let Inst{47-40} = op{11-4};
255 let Inst{39-36} = R1;
256 let Inst{35-32} = op{3-0};
260 class InstRR<bits<8> op, dag outs, dag ins, string asmstr, list<dag> pattern>
261 : InstSystemZ<2, outs, ins, asmstr, pattern> {
263 field bits<16> SoftFail = 0;
273 class InstRRD<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
274 : InstSystemZ<4, outs, ins, asmstr, pattern> {
276 field bits<32> SoftFail = 0;
282 let Inst{31-16} = op;
283 let Inst{15-12} = R1;
289 class InstRRE<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
290 : InstSystemZ<4, outs, ins, asmstr, pattern> {
292 field bits<32> SoftFail = 0;
297 let Inst{31-16} = op;
303 class InstRRF<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
304 : InstSystemZ<4, outs, ins, asmstr, pattern> {
306 field bits<32> SoftFail = 0;
313 let Inst{31-16} = op;
314 let Inst{15-12} = R3;
320 class InstRX<bits<8> op, dag outs, dag ins, string asmstr, list<dag> pattern>
321 : InstSystemZ<4, outs, ins, asmstr, pattern> {
323 field bits<32> SoftFail = 0;
328 let Inst{31-24} = op;
329 let Inst{23-20} = R1;
330 let Inst{19-0} = XBD2;
335 class InstRXE<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
336 : InstSystemZ<6, outs, ins, asmstr, pattern> {
338 field bits<48> SoftFail = 0;
343 let Inst{47-40} = op{15-8};
344 let Inst{39-36} = R1;
345 let Inst{35-16} = XBD2;
347 let Inst{7-0} = op{7-0};
352 class InstRXF<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
353 : InstSystemZ<6, outs, ins, asmstr, pattern> {
355 field bits<48> SoftFail = 0;
361 let Inst{47-40} = op{15-8};
362 let Inst{39-36} = R3;
363 let Inst{35-16} = XBD2;
364 let Inst{15-12} = R1;
366 let Inst{7-0} = op{7-0};
371 class InstRXY<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
372 : InstSystemZ<6, outs, ins, asmstr, pattern> {
374 field bits<48> SoftFail = 0;
379 let Inst{47-40} = op{15-8};
380 let Inst{39-36} = R1;
381 let Inst{35-8} = XBD2;
382 let Inst{7-0} = op{7-0};
384 let Has20BitOffset = 1;
388 class InstRS<bits<8> op, dag outs, dag ins, string asmstr, list<dag> pattern>
389 : InstSystemZ<4, outs, ins, asmstr, pattern> {
391 field bits<32> SoftFail = 0;
397 let Inst{31-24} = op;
398 let Inst{23-20} = R1;
399 let Inst{19-16} = R3;
400 let Inst{15-0} = BD2;
403 class InstRSY<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
404 : InstSystemZ<6, outs, ins, asmstr, pattern> {
406 field bits<48> SoftFail = 0;
412 let Inst{47-40} = op{15-8};
413 let Inst{39-36} = R1;
414 let Inst{35-32} = R3;
415 let Inst{31-8} = BD2;
416 let Inst{7-0} = op{7-0};
418 let Has20BitOffset = 1;
421 class InstSI<bits<8> op, dag outs, dag ins, string asmstr, list<dag> pattern>
422 : InstSystemZ<4, outs, ins, asmstr, pattern> {
424 field bits<32> SoftFail = 0;
429 let Inst{31-24} = op;
430 let Inst{23-16} = I2;
431 let Inst{15-0} = BD1;
434 class InstSIL<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
435 : InstSystemZ<6, outs, ins, asmstr, pattern> {
437 field bits<48> SoftFail = 0;
442 let Inst{47-32} = op;
443 let Inst{31-16} = BD1;
447 class InstSIY<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
448 : InstSystemZ<6, outs, ins, asmstr, pattern> {
450 field bits<48> SoftFail = 0;
455 let Inst{47-40} = op{15-8};
456 let Inst{39-32} = I2;
457 let Inst{31-8} = BD1;
458 let Inst{7-0} = op{7-0};
460 let Has20BitOffset = 1;
463 class InstSS<bits<8> op, dag outs, dag ins, string asmstr, list<dag> pattern>
464 : InstSystemZ<6, outs, ins, asmstr, pattern> {
466 field bits<48> SoftFail = 0;
471 let Inst{47-40} = op;
472 let Inst{39-16} = BDL1;
473 let Inst{15-0} = BD2;
476 class InstS<bits<16> op, dag outs, dag ins, string asmstr, list<dag> pattern>
477 : InstSystemZ<4, outs, ins, asmstr, pattern> {
479 field bits<32> SoftFail = 0;
483 let Inst{31-16} = op;
484 let Inst{15-0} = BD2;
487 //===----------------------------------------------------------------------===//
488 // Instruction definitions with semantics
489 //===----------------------------------------------------------------------===//
491 // These classes have the form [Cond]<Category><Format>, where <Format> is one
492 // of the formats defined above and where <Category> describes the inputs
493 // and outputs. "Cond" is used if the instruction is conditional,
494 // in which case the 4-bit condition-code mask is added as a final operand.
495 // <Category> can be one of:
498 // One register output operand and no input operands.
501 // One register output operand, one register input operand and
502 // one branch displacement. The instructions stores a modified
503 // form of the source register in the destination register and
504 // branches on the result.
507 // One register or immediate input operand and one address input operand.
508 // The instruction stores the first operand to the address.
510 // This category is used for both pure and truncating stores.
513 // One address input operand and two explicit output operands.
514 // The instruction loads a range of registers from the address,
515 // with the explicit operands giving the first and last register
516 // to load. Other loaded registers are added as implicit definitions.
519 // Two explicit input register operands and an address operand.
520 // The instruction stores a range of registers to the address,
521 // with the explicit operands giving the first and last register
522 // to store. Other stored registers are added as implicit uses.
525 // One register output operand and one input operand.
528 // One register output operand and two input operands.
531 // Two input operands and an implicit CC output operand.
534 // One register output operand and three input operands.
537 // One output operand and two input operands, one of which is an address.
538 // The instruction both reads from and writes to the address.
541 // One output operand and three input operands, one of which is an address.
542 // The instruction both reads from and writes to the address.
545 // One output operand and five input operands. The first two operands
546 // are registers and the other three are immediates.
549 // One 4-bit immediate operand and one address operand. The immediate
550 // operand is 1 for a load prefetch and 2 for a store prefetch.
552 // The format determines which input operands are tied to output operands,
553 // and also determines the shape of any address operand.
555 // Multiclasses of the form <Category><Format>Pair define two instructions,
556 // one with <Category><Format> and one with <Category><Format>Y. The name
557 // of the first instruction has no suffix, the name of the second has
560 //===----------------------------------------------------------------------===//
562 class InherentRRE<string mnemonic, bits<16> opcode, RegisterOperand cls,
564 : InstRRE<opcode, (outs cls:$R1), (ins),
566 [(set cls:$R1, src)]> {
570 class BranchUnaryRI<string mnemonic, bits<12> opcode, RegisterOperand cls>
571 : InstRI<opcode, (outs cls:$R1), (ins cls:$R1src, brtarget16:$I2),
572 mnemonic##"\t$R1, $I2", []> {
574 let isTerminator = 1;
575 let Constraints = "$R1 = $R1src";
576 let DisableEncoding = "$R1src";
579 class LoadMultipleRSY<string mnemonic, bits<16> opcode, RegisterOperand cls>
580 : InstRSY<opcode, (outs cls:$R1, cls:$R3), (ins bdaddr20only:$BD2),
581 mnemonic#"\t$R1, $R3, $BD2", []> {
585 class StoreRILPC<string mnemonic, bits<12> opcode, SDPatternOperator operator,
587 : InstRIL<opcode, (outs), (ins cls:$R1, pcrel32:$I2),
588 mnemonic#"\t$R1, $I2",
589 [(operator cls:$R1, pcrel32:$I2)]> {
591 // We want PC-relative addresses to be tried ahead of BD and BDX addresses.
592 // However, BDXs have two extra operands and are therefore 6 units more
594 let AddedComplexity = 7;
597 class StoreRX<string mnemonic, bits<8> opcode, SDPatternOperator operator,
598 RegisterOperand cls, bits<5> bytes,
599 AddressingMode mode = bdxaddr12only>
600 : InstRX<opcode, (outs), (ins cls:$R1, mode:$XBD2),
601 mnemonic#"\t$R1, $XBD2",
602 [(operator cls:$R1, mode:$XBD2)]> {
603 let OpKey = mnemonic ## cls;
606 let AccessBytes = bytes;
609 class StoreRXY<string mnemonic, bits<16> opcode, SDPatternOperator operator,
610 RegisterOperand cls, bits<5> bytes,
611 AddressingMode mode = bdxaddr20only>
612 : InstRXY<opcode, (outs), (ins cls:$R1, mode:$XBD2),
613 mnemonic#"\t$R1, $XBD2",
614 [(operator cls:$R1, mode:$XBD2)]> {
615 let OpKey = mnemonic ## cls;
618 let AccessBytes = bytes;
621 multiclass StoreRXPair<string mnemonic, bits<8> rxOpcode, bits<16> rxyOpcode,
622 SDPatternOperator operator, RegisterOperand cls,
624 let DispKey = mnemonic ## #cls in {
625 let DispSize = "12" in
626 def "" : StoreRX<mnemonic, rxOpcode, operator, cls, bytes, bdxaddr12pair>;
627 let DispSize = "20" in
628 def Y : StoreRXY<mnemonic#"y", rxyOpcode, operator, cls, bytes,
633 class StoreMultipleRSY<string mnemonic, bits<16> opcode, RegisterOperand cls>
634 : InstRSY<opcode, (outs), (ins cls:$R1, cls:$R3, bdaddr20only:$BD2),
635 mnemonic#"\t$R1, $R3, $BD2", []> {
639 // StoreSI* instructions are used to store an integer to memory, but the
640 // addresses are more restricted than for normal stores. If we are in the
641 // situation of having to force either the address into a register or the
642 // constant into a register, it's usually better to do the latter.
643 // We therefore match the address in the same way as a normal store and
644 // only use the StoreSI* instruction if the matched address is suitable.
645 class StoreSI<string mnemonic, bits<8> opcode, SDPatternOperator operator,
647 : InstSI<opcode, (outs), (ins mviaddr12pair:$BD1, imm:$I2),
648 mnemonic#"\t$BD1, $I2",
649 [(operator imm:$I2, mviaddr12pair:$BD1)]> {
653 class StoreSIY<string mnemonic, bits<16> opcode, SDPatternOperator operator,
655 : InstSIY<opcode, (outs), (ins mviaddr20pair:$BD1, imm:$I2),
656 mnemonic#"\t$BD1, $I2",
657 [(operator imm:$I2, mviaddr20pair:$BD1)]> {
661 class StoreSIL<string mnemonic, bits<16> opcode, SDPatternOperator operator,
663 : InstSIL<opcode, (outs), (ins mviaddr12pair:$BD1, imm:$I2),
664 mnemonic#"\t$BD1, $I2",
665 [(operator imm:$I2, mviaddr12pair:$BD1)]> {
669 multiclass StoreSIPair<string mnemonic, bits<8> siOpcode, bits<16> siyOpcode,
670 SDPatternOperator operator, Immediate imm> {
671 let DispKey = mnemonic in {
672 let DispSize = "12" in
673 def "" : StoreSI<mnemonic, siOpcode, operator, imm>;
674 let DispSize = "20" in
675 def Y : StoreSIY<mnemonic#"y", siyOpcode, operator, imm>;
679 class CondStoreRSY<string mnemonic, bits<16> opcode,
680 RegisterOperand cls, bits<5> bytes,
681 AddressingMode mode = bdaddr20only>
682 : InstRSY<opcode, (outs), (ins cls:$R1, mode:$BD2, cond4:$valid, cond4:$R3),
683 mnemonic#"$R3\t$R1, $BD2", []>,
684 Requires<[FeatureLoadStoreOnCond]> {
686 let AccessBytes = bytes;
690 // Like CondStoreRSY, but used for the raw assembly form. The condition-code
691 // mask is the third operand rather than being part of the mnemonic.
692 class AsmCondStoreRSY<string mnemonic, bits<16> opcode,
693 RegisterOperand cls, bits<5> bytes,
694 AddressingMode mode = bdaddr20only>
695 : InstRSY<opcode, (outs), (ins cls:$R1, mode:$BD2, imm32zx4:$R3),
696 mnemonic#"\t$R1, $BD2, $R3", []>,
697 Requires<[FeatureLoadStoreOnCond]> {
699 let AccessBytes = bytes;
702 // Like CondStoreRSY, but with a fixed CC mask.
703 class FixedCondStoreRSY<string mnemonic, bits<16> opcode,
704 RegisterOperand cls, bits<4> ccmask, bits<5> bytes,
705 AddressingMode mode = bdaddr20only>
706 : InstRSY<opcode, (outs), (ins cls:$R1, mode:$BD2),
707 mnemonic#"\t$R1, $BD2", []>,
708 Requires<[FeatureLoadStoreOnCond]> {
710 let AccessBytes = bytes;
714 class UnaryRR<string mnemonic, bits<8> opcode, SDPatternOperator operator,
715 RegisterOperand cls1, RegisterOperand cls2>
716 : InstRR<opcode, (outs cls1:$R1), (ins cls2:$R2),
717 mnemonic#"r\t$R1, $R2",
718 [(set cls1:$R1, (operator cls2:$R2))]> {
719 let OpKey = mnemonic ## cls1;
723 class UnaryRRE<string mnemonic, bits<16> opcode, SDPatternOperator operator,
724 RegisterOperand cls1, RegisterOperand cls2>
725 : InstRRE<opcode, (outs cls1:$R1), (ins cls2:$R2),
726 mnemonic#"r\t$R1, $R2",
727 [(set cls1:$R1, (operator cls2:$R2))]> {
728 let OpKey = mnemonic ## cls1;
732 class UnaryRRF<string mnemonic, bits<16> opcode, RegisterOperand cls1,
733 RegisterOperand cls2>
734 : InstRRF<opcode, (outs cls1:$R1), (ins imm32zx4:$R3, cls2:$R2),
735 mnemonic#"r\t$R1, $R3, $R2", []> {
736 let OpKey = mnemonic ## cls1;
741 class UnaryRRF4<string mnemonic, bits<16> opcode, RegisterOperand cls1,
742 RegisterOperand cls2>
743 : InstRRF<opcode, (outs cls1:$R1), (ins imm32zx4:$R3, cls2:$R2, imm32zx4:$R4),
744 mnemonic#"\t$R1, $R3, $R2, $R4", []>;
746 // These instructions are generated by if conversion. The old value of R1
747 // is added as an implicit use.
748 class CondUnaryRRF<string mnemonic, bits<16> opcode, RegisterOperand cls1,
749 RegisterOperand cls2>
750 : InstRRF<opcode, (outs cls1:$R1), (ins cls2:$R2, cond4:$valid, cond4:$R3),
751 mnemonic#"r$R3\t$R1, $R2", []>,
752 Requires<[FeatureLoadStoreOnCond]> {
757 // Like CondUnaryRRF, but used for the raw assembly form. The condition-code
758 // mask is the third operand rather than being part of the mnemonic.
759 class AsmCondUnaryRRF<string mnemonic, bits<16> opcode, RegisterOperand cls1,
760 RegisterOperand cls2>
761 : InstRRF<opcode, (outs cls1:$R1), (ins cls1:$R1src, cls2:$R2, imm32zx4:$R3),
762 mnemonic#"r\t$R1, $R2, $R3", []>,
763 Requires<[FeatureLoadStoreOnCond]> {
764 let Constraints = "$R1 = $R1src";
765 let DisableEncoding = "$R1src";
769 // Like CondUnaryRRF, but with a fixed CC mask.
770 class FixedCondUnaryRRF<string mnemonic, bits<16> opcode, RegisterOperand cls1,
771 RegisterOperand cls2, bits<4> ccmask>
772 : InstRRF<opcode, (outs cls1:$R1), (ins cls1:$R1src, cls2:$R2),
773 mnemonic#"\t$R1, $R2", []>,
774 Requires<[FeatureLoadStoreOnCond]> {
775 let Constraints = "$R1 = $R1src";
776 let DisableEncoding = "$R1src";
781 class UnaryRI<string mnemonic, bits<12> opcode, SDPatternOperator operator,
782 RegisterOperand cls, Immediate imm>
783 : InstRI<opcode, (outs cls:$R1), (ins imm:$I2),
784 mnemonic#"\t$R1, $I2",
785 [(set cls:$R1, (operator imm:$I2))]>;
787 class UnaryRIL<string mnemonic, bits<12> opcode, SDPatternOperator operator,
788 RegisterOperand cls, Immediate imm>
789 : InstRIL<opcode, (outs cls:$R1), (ins imm:$I2),
790 mnemonic#"\t$R1, $I2",
791 [(set cls:$R1, (operator imm:$I2))]>;
793 class UnaryRILPC<string mnemonic, bits<12> opcode, SDPatternOperator operator,
795 : InstRIL<opcode, (outs cls:$R1), (ins pcrel32:$I2),
796 mnemonic#"\t$R1, $I2",
797 [(set cls:$R1, (operator pcrel32:$I2))]> {
799 // We want PC-relative addresses to be tried ahead of BD and BDX addresses.
800 // However, BDXs have two extra operands and are therefore 6 units more
802 let AddedComplexity = 7;
805 class CondUnaryRSY<string mnemonic, bits<16> opcode,
806 SDPatternOperator operator, RegisterOperand cls,
807 bits<5> bytes, AddressingMode mode = bdaddr20only>
808 : InstRSY<opcode, (outs cls:$R1),
809 (ins cls:$R1src, mode:$BD2, cond4:$valid, cond4:$R3),
810 mnemonic#"$R3\t$R1, $BD2",
812 (z_select_ccmask (load bdaddr20only:$BD2), cls:$R1src,
813 cond4:$valid, cond4:$R3))]>,
814 Requires<[FeatureLoadStoreOnCond]> {
815 let Constraints = "$R1 = $R1src";
816 let DisableEncoding = "$R1src";
818 let AccessBytes = bytes;
822 // Like CondUnaryRSY, but used for the raw assembly form. The condition-code
823 // mask is the third operand rather than being part of the mnemonic.
824 class AsmCondUnaryRSY<string mnemonic, bits<16> opcode,
825 RegisterOperand cls, bits<5> bytes,
826 AddressingMode mode = bdaddr20only>
827 : InstRSY<opcode, (outs cls:$R1), (ins cls:$R1src, mode:$BD2, imm32zx4:$R3),
828 mnemonic#"\t$R1, $BD2, $R3", []>,
829 Requires<[FeatureLoadStoreOnCond]> {
831 let AccessBytes = bytes;
832 let Constraints = "$R1 = $R1src";
833 let DisableEncoding = "$R1src";
836 // Like CondUnaryRSY, but with a fixed CC mask.
837 class FixedCondUnaryRSY<string mnemonic, bits<16> opcode,
838 RegisterOperand cls, bits<4> ccmask, bits<5> bytes,
839 AddressingMode mode = bdaddr20only>
840 : InstRSY<opcode, (outs cls:$R1), (ins cls:$R1src, mode:$BD2),
841 mnemonic#"\t$R1, $BD2", []>,
842 Requires<[FeatureLoadStoreOnCond]> {
843 let Constraints = "$R1 = $R1src";
844 let DisableEncoding = "$R1src";
847 let AccessBytes = bytes;
850 class UnaryRX<string mnemonic, bits<8> opcode, SDPatternOperator operator,
851 RegisterOperand cls, bits<5> bytes,
852 AddressingMode mode = bdxaddr12only>
853 : InstRX<opcode, (outs cls:$R1), (ins mode:$XBD2),
854 mnemonic#"\t$R1, $XBD2",
855 [(set cls:$R1, (operator mode:$XBD2))]> {
856 let OpKey = mnemonic ## cls;
859 let AccessBytes = bytes;
862 class UnaryRXE<string mnemonic, bits<16> opcode, SDPatternOperator operator,
863 RegisterOperand cls, bits<5> bytes>
864 : InstRXE<opcode, (outs cls:$R1), (ins bdxaddr12only:$XBD2),
865 mnemonic#"\t$R1, $XBD2",
866 [(set cls:$R1, (operator bdxaddr12only:$XBD2))]> {
867 let OpKey = mnemonic ## cls;
870 let AccessBytes = bytes;
873 class UnaryRXY<string mnemonic, bits<16> opcode, SDPatternOperator operator,
874 RegisterOperand cls, bits<5> bytes,
875 AddressingMode mode = bdxaddr20only>
876 : InstRXY<opcode, (outs cls:$R1), (ins mode:$XBD2),
877 mnemonic#"\t$R1, $XBD2",
878 [(set cls:$R1, (operator mode:$XBD2))]> {
879 let OpKey = mnemonic ## cls;
882 let AccessBytes = bytes;
885 multiclass UnaryRXPair<string mnemonic, bits<8> rxOpcode, bits<16> rxyOpcode,
886 SDPatternOperator operator, RegisterOperand cls,
888 let DispKey = mnemonic ## #cls in {
889 let DispSize = "12" in
890 def "" : UnaryRX<mnemonic, rxOpcode, operator, cls, bytes, bdxaddr12pair>;
891 let DispSize = "20" in
892 def Y : UnaryRXY<mnemonic#"y", rxyOpcode, operator, cls, bytes,
897 class BinaryRR<string mnemonic, bits<8> opcode, SDPatternOperator operator,
898 RegisterOperand cls1, RegisterOperand cls2>
899 : InstRR<opcode, (outs cls1:$R1), (ins cls1:$R1src, cls2:$R2),
900 mnemonic#"r\t$R1, $R2",
901 [(set cls1:$R1, (operator cls1:$R1src, cls2:$R2))]> {
902 let OpKey = mnemonic ## cls1;
904 let Constraints = "$R1 = $R1src";
905 let DisableEncoding = "$R1src";
908 class BinaryRRE<string mnemonic, bits<16> opcode, SDPatternOperator operator,
909 RegisterOperand cls1, RegisterOperand cls2>
910 : InstRRE<opcode, (outs cls1:$R1), (ins cls1:$R1src, cls2:$R2),
911 mnemonic#"r\t$R1, $R2",
912 [(set cls1:$R1, (operator cls1:$R1src, cls2:$R2))]> {
913 let OpKey = mnemonic ## cls1;
915 let Constraints = "$R1 = $R1src";
916 let DisableEncoding = "$R1src";
919 class BinaryRRF<string mnemonic, bits<16> opcode, SDPatternOperator operator,
920 RegisterOperand cls1, RegisterOperand cls2>
921 : InstRRF<opcode, (outs cls1:$R1), (ins cls1:$R3, cls2:$R2),
922 mnemonic#"r\t$R1, $R3, $R2",
923 [(set cls1:$R1, (operator cls1:$R3, cls2:$R2))]> {
924 let OpKey = mnemonic ## cls1;
929 class BinaryRRFK<string mnemonic, bits<16> opcode, SDPatternOperator operator,
930 RegisterOperand cls1, RegisterOperand cls2>
931 : InstRRF<opcode, (outs cls1:$R1), (ins cls1:$R2, cls2:$R3),
932 mnemonic#"rk\t$R1, $R2, $R3",
933 [(set cls1:$R1, (operator cls1:$R2, cls2:$R3))]> {
937 multiclass BinaryRRAndK<string mnemonic, bits<8> opcode1, bits<16> opcode2,
938 SDPatternOperator operator, RegisterOperand cls1,
939 RegisterOperand cls2> {
940 let NumOpsKey = mnemonic in {
941 let NumOpsValue = "3" in
942 def K : BinaryRRFK<mnemonic, opcode2, null_frag, cls1, cls2>,
943 Requires<[FeatureDistinctOps]>;
944 let NumOpsValue = "2", isConvertibleToThreeAddress = 1 in
945 def "" : BinaryRR<mnemonic, opcode1, operator, cls1, cls2>;
949 multiclass BinaryRREAndK<string mnemonic, bits<16> opcode1, bits<16> opcode2,
950 SDPatternOperator operator, RegisterOperand cls1,
951 RegisterOperand cls2> {
952 let NumOpsKey = mnemonic in {
953 let NumOpsValue = "3" in
954 def K : BinaryRRFK<mnemonic, opcode2, null_frag, cls1, cls2>,
955 Requires<[FeatureDistinctOps]>;
956 let NumOpsValue = "2", isConvertibleToThreeAddress = 1 in
957 def "" : BinaryRRE<mnemonic, opcode1, operator, cls1, cls2>;
961 class BinaryRI<string mnemonic, bits<12> opcode, SDPatternOperator operator,
962 RegisterOperand cls, Immediate imm>
963 : InstRI<opcode, (outs cls:$R1), (ins cls:$R1src, imm:$I2),
964 mnemonic#"\t$R1, $I2",
965 [(set cls:$R1, (operator cls:$R1src, imm:$I2))]> {
966 let Constraints = "$R1 = $R1src";
967 let DisableEncoding = "$R1src";
970 class BinaryRIE<string mnemonic, bits<16> opcode, SDPatternOperator operator,
971 RegisterOperand cls, Immediate imm>
972 : InstRIEd<opcode, (outs cls:$R1), (ins cls:$R3, imm:$I2),
973 mnemonic#"\t$R1, $R3, $I2",
974 [(set cls:$R1, (operator cls:$R3, imm:$I2))]>;
976 multiclass BinaryRIAndK<string mnemonic, bits<12> opcode1, bits<16> opcode2,
977 SDPatternOperator operator, RegisterOperand cls,
979 let NumOpsKey = mnemonic in {
980 let NumOpsValue = "3" in
981 def K : BinaryRIE<mnemonic##"k", opcode2, null_frag, cls, imm>,
982 Requires<[FeatureDistinctOps]>;
983 let NumOpsValue = "2", isConvertibleToThreeAddress = 1 in
984 def "" : BinaryRI<mnemonic, opcode1, operator, cls, imm>;
988 class BinaryRIL<string mnemonic, bits<12> opcode, SDPatternOperator operator,
989 RegisterOperand cls, Immediate imm>
990 : InstRIL<opcode, (outs cls:$R1), (ins cls:$R1src, imm:$I2),
991 mnemonic#"\t$R1, $I2",
992 [(set cls:$R1, (operator cls:$R1src, imm:$I2))]> {
993 let Constraints = "$R1 = $R1src";
994 let DisableEncoding = "$R1src";
997 class BinaryRS<string mnemonic, bits<8> opcode, SDPatternOperator operator,
999 : InstRS<opcode, (outs cls:$R1), (ins cls:$R1src, shift12only:$BD2),
1000 mnemonic#"\t$R1, $BD2",
1001 [(set cls:$R1, (operator cls:$R1src, shift12only:$BD2))]> {
1003 let Constraints = "$R1 = $R1src";
1004 let DisableEncoding = "$R1src";
1007 class BinaryRSY<string mnemonic, bits<16> opcode, SDPatternOperator operator,
1008 RegisterOperand cls>
1009 : InstRSY<opcode, (outs cls:$R1), (ins cls:$R3, shift20only:$BD2),
1010 mnemonic#"\t$R1, $R3, $BD2",
1011 [(set cls:$R1, (operator cls:$R3, shift20only:$BD2))]>;
1013 multiclass BinaryRSAndK<string mnemonic, bits<8> opcode1, bits<16> opcode2,
1014 SDPatternOperator operator, RegisterOperand cls> {
1015 let NumOpsKey = mnemonic in {
1016 let NumOpsValue = "3" in
1017 def K : BinaryRSY<mnemonic##"k", opcode2, null_frag, cls>,
1018 Requires<[FeatureDistinctOps]>;
1019 let NumOpsValue = "2", isConvertibleToThreeAddress = 1 in
1020 def "" : BinaryRS<mnemonic, opcode1, operator, cls>;
1024 class BinaryRX<string mnemonic, bits<8> opcode, SDPatternOperator operator,
1025 RegisterOperand cls, SDPatternOperator load, bits<5> bytes,
1026 AddressingMode mode = bdxaddr12only>
1027 : InstRX<opcode, (outs cls:$R1), (ins cls:$R1src, mode:$XBD2),
1028 mnemonic#"\t$R1, $XBD2",
1029 [(set cls:$R1, (operator cls:$R1src, (load mode:$XBD2)))]> {
1030 let OpKey = mnemonic ## cls;
1032 let Constraints = "$R1 = $R1src";
1033 let DisableEncoding = "$R1src";
1035 let AccessBytes = bytes;
1038 class BinaryRXE<string mnemonic, bits<16> opcode, SDPatternOperator operator,
1039 RegisterOperand cls, SDPatternOperator load, bits<5> bytes>
1040 : InstRXE<opcode, (outs cls:$R1), (ins cls:$R1src, bdxaddr12only:$XBD2),
1041 mnemonic#"\t$R1, $XBD2",
1042 [(set cls:$R1, (operator cls:$R1src,
1043 (load bdxaddr12only:$XBD2)))]> {
1044 let OpKey = mnemonic ## cls;
1046 let Constraints = "$R1 = $R1src";
1047 let DisableEncoding = "$R1src";
1049 let AccessBytes = bytes;
1052 class BinaryRXY<string mnemonic, bits<16> opcode, SDPatternOperator operator,
1053 RegisterOperand cls, SDPatternOperator load, bits<5> bytes,
1054 AddressingMode mode = bdxaddr20only>
1055 : InstRXY<opcode, (outs cls:$R1), (ins cls:$R1src, mode:$XBD2),
1056 mnemonic#"\t$R1, $XBD2",
1057 [(set cls:$R1, (operator cls:$R1src, (load mode:$XBD2)))]> {
1058 let OpKey = mnemonic ## cls;
1060 let Constraints = "$R1 = $R1src";
1061 let DisableEncoding = "$R1src";
1063 let AccessBytes = bytes;
1066 multiclass BinaryRXPair<string mnemonic, bits<8> rxOpcode, bits<16> rxyOpcode,
1067 SDPatternOperator operator, RegisterOperand cls,
1068 SDPatternOperator load, bits<5> bytes> {
1069 let DispKey = mnemonic ## #cls in {
1070 let DispSize = "12" in
1071 def "" : BinaryRX<mnemonic, rxOpcode, operator, cls, load, bytes,
1073 let DispSize = "20" in
1074 def Y : BinaryRXY<mnemonic#"y", rxyOpcode, operator, cls, load, bytes,
1079 class BinarySI<string mnemonic, bits<8> opcode, SDPatternOperator operator,
1080 Operand imm, AddressingMode mode = bdaddr12only>
1081 : InstSI<opcode, (outs), (ins mode:$BD1, imm:$I2),
1082 mnemonic#"\t$BD1, $I2",
1083 [(store (operator (load mode:$BD1), imm:$I2), mode:$BD1)]> {
1088 class BinarySIY<string mnemonic, bits<16> opcode, SDPatternOperator operator,
1089 Operand imm, AddressingMode mode = bdaddr20only>
1090 : InstSIY<opcode, (outs), (ins mode:$BD1, imm:$I2),
1091 mnemonic#"\t$BD1, $I2",
1092 [(store (operator (load mode:$BD1), imm:$I2), mode:$BD1)]> {
1097 multiclass BinarySIPair<string mnemonic, bits<8> siOpcode,
1098 bits<16> siyOpcode, SDPatternOperator operator,
1100 let DispKey = mnemonic ## #cls in {
1101 let DispSize = "12" in
1102 def "" : BinarySI<mnemonic, siOpcode, operator, imm, bdaddr12pair>;
1103 let DispSize = "20" in
1104 def Y : BinarySIY<mnemonic#"y", siyOpcode, operator, imm, bdaddr20pair>;
1108 class CompareRR<string mnemonic, bits<8> opcode, SDPatternOperator operator,
1109 RegisterOperand cls1, RegisterOperand cls2>
1110 : InstRR<opcode, (outs), (ins cls1:$R1, cls2:$R2),
1111 mnemonic#"r\t$R1, $R2",
1112 [(operator cls1:$R1, cls2:$R2)]> {
1113 let OpKey = mnemonic ## cls1;
1118 class CompareRRE<string mnemonic, bits<16> opcode, SDPatternOperator operator,
1119 RegisterOperand cls1, RegisterOperand cls2>
1120 : InstRRE<opcode, (outs), (ins cls1:$R1, cls2:$R2),
1121 mnemonic#"r\t$R1, $R2",
1122 [(operator cls1:$R1, cls2:$R2)]> {
1123 let OpKey = mnemonic ## cls1;
1128 class CompareRI<string mnemonic, bits<12> opcode, SDPatternOperator operator,
1129 RegisterOperand cls, Immediate imm>
1130 : InstRI<opcode, (outs), (ins cls:$R1, imm:$I2),
1131 mnemonic#"\t$R1, $I2",
1132 [(operator cls:$R1, imm:$I2)]> {
1136 class CompareRIL<string mnemonic, bits<12> opcode, SDPatternOperator operator,
1137 RegisterOperand cls, Immediate imm>
1138 : InstRIL<opcode, (outs), (ins cls:$R1, imm:$I2),
1139 mnemonic#"\t$R1, $I2",
1140 [(operator cls:$R1, imm:$I2)]> {
1144 class CompareRILPC<string mnemonic, bits<12> opcode, SDPatternOperator operator,
1145 RegisterOperand cls, SDPatternOperator load>
1146 : InstRIL<opcode, (outs), (ins cls:$R1, pcrel32:$I2),
1147 mnemonic#"\t$R1, $I2",
1148 [(operator cls:$R1, (load pcrel32:$I2))]> {
1151 // We want PC-relative addresses to be tried ahead of BD and BDX addresses.
1152 // However, BDXs have two extra operands and are therefore 6 units more
1154 let AddedComplexity = 7;
1157 class CompareRX<string mnemonic, bits<8> opcode, SDPatternOperator operator,
1158 RegisterOperand cls, SDPatternOperator load, bits<5> bytes,
1159 AddressingMode mode = bdxaddr12only>
1160 : InstRX<opcode, (outs), (ins cls:$R1, mode:$XBD2),
1161 mnemonic#"\t$R1, $XBD2",
1162 [(operator cls:$R1, (load mode:$XBD2))]> {
1163 let OpKey = mnemonic ## cls;
1167 let AccessBytes = bytes;
1170 class CompareRXE<string mnemonic, bits<16> opcode, SDPatternOperator operator,
1171 RegisterOperand cls, SDPatternOperator load, bits<5> bytes>
1172 : InstRXE<opcode, (outs), (ins cls:$R1, bdxaddr12only:$XBD2),
1173 mnemonic#"\t$R1, $XBD2",
1174 [(operator cls:$R1, (load bdxaddr12only:$XBD2))]> {
1175 let OpKey = mnemonic ## cls;
1179 let AccessBytes = bytes;
1182 class CompareRXY<string mnemonic, bits<16> opcode, SDPatternOperator operator,
1183 RegisterOperand cls, SDPatternOperator load, bits<5> bytes,
1184 AddressingMode mode = bdxaddr20only>
1185 : InstRXY<opcode, (outs), (ins cls:$R1, mode:$XBD2),
1186 mnemonic#"\t$R1, $XBD2",
1187 [(operator cls:$R1, (load mode:$XBD2))]> {
1188 let OpKey = mnemonic ## cls;
1192 let AccessBytes = bytes;
1195 multiclass CompareRXPair<string mnemonic, bits<8> rxOpcode, bits<16> rxyOpcode,
1196 SDPatternOperator operator, RegisterOperand cls,
1197 SDPatternOperator load, bits<5> bytes> {
1198 let DispKey = mnemonic ## #cls in {
1199 let DispSize = "12" in
1200 def "" : CompareRX<mnemonic, rxOpcode, operator, cls,
1201 load, bytes, bdxaddr12pair>;
1202 let DispSize = "20" in
1203 def Y : CompareRXY<mnemonic#"y", rxyOpcode, operator, cls,
1204 load, bytes, bdxaddr20pair>;
1208 class CompareSI<string mnemonic, bits<8> opcode, SDPatternOperator operator,
1209 SDPatternOperator load, Immediate imm,
1210 AddressingMode mode = bdaddr12only>
1211 : InstSI<opcode, (outs), (ins mode:$BD1, imm:$I2),
1212 mnemonic#"\t$BD1, $I2",
1213 [(operator (load mode:$BD1), imm:$I2)]> {
1218 class CompareSIL<string mnemonic, bits<16> opcode, SDPatternOperator operator,
1219 SDPatternOperator load, Immediate imm>
1220 : InstSIL<opcode, (outs), (ins bdaddr12only:$BD1, imm:$I2),
1221 mnemonic#"\t$BD1, $I2",
1222 [(operator (load bdaddr12only:$BD1), imm:$I2)]> {
1227 class CompareSIY<string mnemonic, bits<16> opcode, SDPatternOperator operator,
1228 SDPatternOperator load, Immediate imm,
1229 AddressingMode mode = bdaddr20only>
1230 : InstSIY<opcode, (outs), (ins mode:$BD1, imm:$I2),
1231 mnemonic#"\t$BD1, $I2",
1232 [(operator (load mode:$BD1), imm:$I2)]> {
1237 multiclass CompareSIPair<string mnemonic, bits<8> siOpcode, bits<16> siyOpcode,
1238 SDPatternOperator operator, SDPatternOperator load,
1240 let DispKey = mnemonic in {
1241 let DispSize = "12" in
1242 def "" : CompareSI<mnemonic, siOpcode, operator, load, imm, bdaddr12pair>;
1243 let DispSize = "20" in
1244 def Y : CompareSIY<mnemonic#"y", siyOpcode, operator, load, imm,
1249 class TernaryRRD<string mnemonic, bits<16> opcode,
1250 SDPatternOperator operator, RegisterOperand cls>
1251 : InstRRD<opcode, (outs cls:$R1), (ins cls:$R1src, cls:$R3, cls:$R2),
1252 mnemonic#"r\t$R1, $R3, $R2",
1253 [(set cls:$R1, (operator cls:$R1src, cls:$R3, cls:$R2))]> {
1254 let OpKey = mnemonic ## cls;
1256 let Constraints = "$R1 = $R1src";
1257 let DisableEncoding = "$R1src";
1260 class TernaryRXF<string mnemonic, bits<16> opcode, SDPatternOperator operator,
1261 RegisterOperand cls, SDPatternOperator load, bits<5> bytes>
1262 : InstRXF<opcode, (outs cls:$R1),
1263 (ins cls:$R1src, cls:$R3, bdxaddr12only:$XBD2),
1264 mnemonic#"\t$R1, $R3, $XBD2",
1265 [(set cls:$R1, (operator cls:$R1src, cls:$R3,
1266 (load bdxaddr12only:$XBD2)))]> {
1267 let OpKey = mnemonic ## cls;
1269 let Constraints = "$R1 = $R1src";
1270 let DisableEncoding = "$R1src";
1272 let AccessBytes = bytes;
1275 class LoadAndOpRSY<string mnemonic, bits<16> opcode, SDPatternOperator operator,
1276 RegisterOperand cls, AddressingMode mode = bdaddr20only>
1277 : InstRSY<opcode, (outs cls:$R1), (ins cls:$R3, mode:$BD2),
1278 mnemonic#"\t$R1, $R3, $BD2",
1279 [(set cls:$R1, (operator mode:$BD2, cls:$R3))]> {
1284 class CmpSwapRS<string mnemonic, bits<8> opcode, SDPatternOperator operator,
1285 RegisterOperand cls, AddressingMode mode = bdaddr12only>
1286 : InstRS<opcode, (outs cls:$R1), (ins cls:$R1src, cls:$R3, mode:$BD2),
1287 mnemonic#"\t$R1, $R3, $BD2",
1288 [(set cls:$R1, (operator mode:$BD2, cls:$R1src, cls:$R3))]> {
1289 let Constraints = "$R1 = $R1src";
1290 let DisableEncoding = "$R1src";
1295 class CmpSwapRSY<string mnemonic, bits<16> opcode, SDPatternOperator operator,
1296 RegisterOperand cls, AddressingMode mode = bdaddr20only>
1297 : InstRSY<opcode, (outs cls:$R1), (ins cls:$R1src, cls:$R3, mode:$BD2),
1298 mnemonic#"\t$R1, $R3, $BD2",
1299 [(set cls:$R1, (operator mode:$BD2, cls:$R1src, cls:$R3))]> {
1300 let Constraints = "$R1 = $R1src";
1301 let DisableEncoding = "$R1src";
1306 multiclass CmpSwapRSPair<string mnemonic, bits<8> rsOpcode, bits<16> rsyOpcode,
1307 SDPatternOperator operator, RegisterOperand cls> {
1308 let DispKey = mnemonic ## #cls in {
1309 let DispSize = "12" in
1310 def "" : CmpSwapRS<mnemonic, rsOpcode, operator, cls, bdaddr12pair>;
1311 let DispSize = "20" in
1312 def Y : CmpSwapRSY<mnemonic#"y", rsyOpcode, operator, cls, bdaddr20pair>;
1316 class RotateSelectRIEf<string mnemonic, bits<16> opcode, RegisterOperand cls1,
1317 RegisterOperand cls2>
1318 : InstRIEf<opcode, (outs cls1:$R1),
1319 (ins cls1:$R1src, cls2:$R2, imm32zx8:$I3, imm32zx8:$I4,
1321 mnemonic#"\t$R1, $R2, $I3, $I4, $I5", []> {
1322 let Constraints = "$R1 = $R1src";
1323 let DisableEncoding = "$R1src";
1326 class PrefetchRXY<string mnemonic, bits<16> opcode, SDPatternOperator operator>
1327 : InstRXY<opcode, (outs), (ins imm32zx4:$R1, bdxaddr20only:$XBD2),
1328 mnemonic##"\t$R1, $XBD2",
1329 [(operator imm32zx4:$R1, bdxaddr20only:$XBD2)]>;
1331 class PrefetchRILPC<string mnemonic, bits<12> opcode,
1332 SDPatternOperator operator>
1333 : InstRIL<opcode, (outs), (ins imm32zx4:$R1, pcrel32:$I2),
1334 mnemonic##"\t$R1, $I2",
1335 [(operator imm32zx4:$R1, pcrel32:$I2)]> {
1336 // We want PC-relative addresses to be tried ahead of BD and BDX addresses.
1337 // However, BDXs have two extra operands and are therefore 6 units more
1339 let AddedComplexity = 7;
1342 // A floating-point load-and test operation. Create both a normal unary
1343 // operation and one that acts as a comparison against zero.
1344 multiclass LoadAndTestRRE<string mnemonic, bits<16> opcode,
1345 RegisterOperand cls> {
1346 def "" : UnaryRRE<mnemonic, opcode, null_frag, cls, cls>;
1347 let isCodeGenOnly = 1 in
1348 def Compare : CompareRRE<mnemonic, opcode, null_frag, cls, cls>;
1351 //===----------------------------------------------------------------------===//
1352 // Pseudo instructions
1353 //===----------------------------------------------------------------------===//
1355 // Convenience instructions that get lowered to real instructions
1356 // by either SystemZTargetLowering::EmitInstrWithCustomInserter()
1357 // or SystemZInstrInfo::expandPostRAPseudo().
1359 //===----------------------------------------------------------------------===//
1361 class Pseudo<dag outs, dag ins, list<dag> pattern>
1362 : InstSystemZ<0, outs, ins, "", pattern> {
1364 let isCodeGenOnly = 1;
1367 // Like UnaryRI, but expanded after RA depending on the choice of register.
1368 class UnaryRIPseudo<SDPatternOperator operator, RegisterOperand cls,
1370 : Pseudo<(outs cls:$R1), (ins imm:$I2),
1371 [(set cls:$R1, (operator imm:$I2))]>;
1373 // Like UnaryRXY, but expanded after RA depending on the choice of register.
1374 class UnaryRXYPseudo<string key, SDPatternOperator operator,
1375 RegisterOperand cls, bits<5> bytes,
1376 AddressingMode mode = bdxaddr20only>
1377 : Pseudo<(outs cls:$R1), (ins mode:$XBD2),
1378 [(set cls:$R1, (operator mode:$XBD2))]> {
1379 let OpKey = key ## cls;
1382 let Has20BitOffset = 1;
1384 let AccessBytes = bytes;
1387 // Like UnaryRR, but expanded after RA depending on the choice of registers.
1388 class UnaryRRPseudo<string key, SDPatternOperator operator,
1389 RegisterOperand cls1, RegisterOperand cls2>
1390 : Pseudo<(outs cls1:$R1), (ins cls2:$R2),
1391 [(set cls1:$R1, (operator cls2:$R2))]> {
1392 let OpKey = key ## cls1;
1396 // Like BinaryRI, but expanded after RA depending on the choice of register.
1397 class BinaryRIPseudo<SDPatternOperator operator, RegisterOperand cls,
1399 : Pseudo<(outs cls:$R1), (ins cls:$R1src, imm:$I2),
1400 [(set cls:$R1, (operator cls:$R1src, imm:$I2))]> {
1401 let Constraints = "$R1 = $R1src";
1404 // Like BinaryRIE, but expanded after RA depending on the choice of register.
1405 class BinaryRIEPseudo<SDPatternOperator operator, RegisterOperand cls,
1407 : Pseudo<(outs cls:$R1), (ins cls:$R3, imm:$I2),
1408 [(set cls:$R1, (operator cls:$R3, imm:$I2))]>;
1410 // Like BinaryRIAndK, but expanded after RA depending on the choice of register.
1411 multiclass BinaryRIAndKPseudo<string key, SDPatternOperator operator,
1412 RegisterOperand cls, Immediate imm> {
1413 let NumOpsKey = key in {
1414 let NumOpsValue = "3" in
1415 def K : BinaryRIEPseudo<null_frag, cls, imm>,
1416 Requires<[FeatureHighWord, FeatureDistinctOps]>;
1417 let NumOpsValue = "2", isConvertibleToThreeAddress = 1 in
1418 def "" : BinaryRIPseudo<operator, cls, imm>,
1419 Requires<[FeatureHighWord]>;
1423 // Like CompareRI, but expanded after RA depending on the choice of register.
1424 class CompareRIPseudo<SDPatternOperator operator, RegisterOperand cls,
1426 : Pseudo<(outs), (ins cls:$R1, imm:$I2), [(operator cls:$R1, imm:$I2)]>;
1428 // Like CompareRXY, but expanded after RA depending on the choice of register.
1429 class CompareRXYPseudo<SDPatternOperator operator, RegisterOperand cls,
1430 SDPatternOperator load, bits<5> bytes,
1431 AddressingMode mode = bdxaddr20only>
1432 : Pseudo<(outs), (ins cls:$R1, mode:$XBD2),
1433 [(operator cls:$R1, (load mode:$XBD2))]> {
1435 let Has20BitOffset = 1;
1437 let AccessBytes = bytes;
1440 // Like StoreRXY, but expanded after RA depending on the choice of register.
1441 class StoreRXYPseudo<SDPatternOperator operator, RegisterOperand cls,
1442 bits<5> bytes, AddressingMode mode = bdxaddr20only>
1443 : Pseudo<(outs), (ins cls:$R1, mode:$XBD2),
1444 [(operator cls:$R1, mode:$XBD2)]> {
1446 let Has20BitOffset = 1;
1448 let AccessBytes = bytes;
1451 // Like RotateSelectRIEf, but expanded after RA depending on the choice
1453 class RotateSelectRIEfPseudo<RegisterOperand cls1, RegisterOperand cls2>
1454 : Pseudo<(outs cls1:$R1),
1455 (ins cls1:$R1src, cls2:$R2, imm32zx8:$I3, imm32zx8:$I4,
1458 let Constraints = "$R1 = $R1src";
1459 let DisableEncoding = "$R1src";
1462 // Implements "$dst = $cc & (8 >> CC) ? $src1 : $src2", where CC is
1463 // the value of the PSW's 2-bit condition code field.
1464 class SelectWrapper<RegisterOperand cls>
1465 : Pseudo<(outs cls:$dst),
1466 (ins cls:$src1, cls:$src2, imm32zx4:$valid, imm32zx4:$cc),
1467 [(set cls:$dst, (z_select_ccmask cls:$src1, cls:$src2,
1468 imm32zx4:$valid, imm32zx4:$cc))]> {
1469 let usesCustomInserter = 1;
1470 // Although the instructions used by these nodes do not in themselves
1471 // change CC, the insertion requires new blocks, and CC cannot be live
1477 // Stores $new to $addr if $cc is true ("" case) or false (Inv case).
1478 multiclass CondStores<RegisterOperand cls, SDPatternOperator store,
1479 SDPatternOperator load, AddressingMode mode> {
1480 let Defs = [CC], Uses = [CC], usesCustomInserter = 1 in {
1481 def "" : Pseudo<(outs),
1482 (ins cls:$new, mode:$addr, imm32zx4:$valid, imm32zx4:$cc),
1483 [(store (z_select_ccmask cls:$new, (load mode:$addr),
1484 imm32zx4:$valid, imm32zx4:$cc),
1486 def Inv : Pseudo<(outs),
1487 (ins cls:$new, mode:$addr, imm32zx4:$valid, imm32zx4:$cc),
1488 [(store (z_select_ccmask (load mode:$addr), cls:$new,
1489 imm32zx4:$valid, imm32zx4:$cc),
1494 // OPERATOR is ATOMIC_SWAP or an ATOMIC_LOAD_* operation. PAT and OPERAND
1495 // describe the second (non-memory) operand.
1496 class AtomicLoadBinary<SDPatternOperator operator, RegisterOperand cls,
1497 dag pat, DAGOperand operand>
1498 : Pseudo<(outs cls:$dst), (ins bdaddr20only:$ptr, operand:$src2),
1499 [(set cls:$dst, (operator bdaddr20only:$ptr, pat))]> {
1501 let Has20BitOffset = 1;
1504 let usesCustomInserter = 1;
1507 // Specializations of AtomicLoadWBinary.
1508 class AtomicLoadBinaryReg32<SDPatternOperator operator>
1509 : AtomicLoadBinary<operator, GR32, (i32 GR32:$src2), GR32>;
1510 class AtomicLoadBinaryImm32<SDPatternOperator operator, Immediate imm>
1511 : AtomicLoadBinary<operator, GR32, (i32 imm:$src2), imm>;
1512 class AtomicLoadBinaryReg64<SDPatternOperator operator>
1513 : AtomicLoadBinary<operator, GR64, (i64 GR64:$src2), GR64>;
1514 class AtomicLoadBinaryImm64<SDPatternOperator operator, Immediate imm>
1515 : AtomicLoadBinary<operator, GR64, (i64 imm:$src2), imm>;
1517 // OPERATOR is ATOMIC_SWAPW or an ATOMIC_LOADW_* operation. PAT and OPERAND
1518 // describe the second (non-memory) operand.
1519 class AtomicLoadWBinary<SDPatternOperator operator, dag pat,
1521 : Pseudo<(outs GR32:$dst),
1522 (ins bdaddr20only:$ptr, operand:$src2, ADDR32:$bitshift,
1523 ADDR32:$negbitshift, uimm32:$bitsize),
1524 [(set GR32:$dst, (operator bdaddr20only:$ptr, pat, ADDR32:$bitshift,
1525 ADDR32:$negbitshift, uimm32:$bitsize))]> {
1527 let Has20BitOffset = 1;
1530 let usesCustomInserter = 1;
1533 // Specializations of AtomicLoadWBinary.
1534 class AtomicLoadWBinaryReg<SDPatternOperator operator>
1535 : AtomicLoadWBinary<operator, (i32 GR32:$src2), GR32>;
1536 class AtomicLoadWBinaryImm<SDPatternOperator operator, Immediate imm>
1537 : AtomicLoadWBinary<operator, (i32 imm:$src2), imm>;
1539 // Define an instruction that operates on two fixed-length blocks of memory,
1540 // and associated pseudo instructions for operating on blocks of any size.
1541 // The Sequence form uses a straight-line sequence of instructions and
1542 // the Loop form uses a loop of length-256 instructions followed by
1543 // another instruction to handle the excess.
1544 multiclass MemorySS<string mnemonic, bits<8> opcode,
1545 SDPatternOperator sequence, SDPatternOperator loop> {
1546 def "" : InstSS<opcode, (outs), (ins bdladdr12onlylen8:$BDL1,
1548 mnemonic##"\t$BDL1, $BD2", []>;
1549 let usesCustomInserter = 1 in {
1550 def Sequence : Pseudo<(outs), (ins bdaddr12only:$dest, bdaddr12only:$src,
1552 [(sequence bdaddr12only:$dest, bdaddr12only:$src,
1554 def Loop : Pseudo<(outs), (ins bdaddr12only:$dest, bdaddr12only:$src,
1555 imm64:$length, GR64:$count256),
1556 [(loop bdaddr12only:$dest, bdaddr12only:$src,
1557 imm64:$length, GR64:$count256)]>;
1561 // Define an instruction that operates on two strings, both terminated
1562 // by the character in R0. The instruction processes a CPU-determinated
1563 // number of bytes at a time and sets CC to 3 if the instruction needs
1564 // to be repeated. Also define a pseudo instruction that represents
1565 // the full loop (the main instruction plus the branch on CC==3).
1566 multiclass StringRRE<string mnemonic, bits<16> opcode,
1567 SDPatternOperator operator> {
1568 def "" : InstRRE<opcode, (outs GR64:$R1, GR64:$R2),
1569 (ins GR64:$R1src, GR64:$R2src),
1570 mnemonic#"\t$R1, $R2", []> {
1571 let Constraints = "$R1 = $R1src, $R2 = $R2src";
1572 let DisableEncoding = "$R1src, $R2src";
1574 let usesCustomInserter = 1 in
1575 def Loop : Pseudo<(outs GR64:$end),
1576 (ins GR64:$start1, GR64:$start2, GR32:$char),
1577 [(set GR64:$end, (operator GR64:$start1, GR64:$start2,
1581 // A pseudo instruction that is a direct alias of a real instruction.
1582 // These aliases are used in cases where a particular register operand is
1583 // fixed or where the same instruction is used with different register sizes.
1584 // The size parameter is the size in bytes of the associated real instruction.
1585 class Alias<int size, dag outs, dag ins, list<dag> pattern>
1586 : InstSystemZ<size, outs, ins, "", pattern> {
1588 let isCodeGenOnly = 1;
1591 // An alias of a BinaryRI, but with different register sizes.
1592 class BinaryAliasRI<SDPatternOperator operator, RegisterOperand cls,
1594 : Alias<4, (outs cls:$R1), (ins cls:$R1src, imm:$I2),
1595 [(set cls:$R1, (operator cls:$R1src, imm:$I2))]> {
1596 let Constraints = "$R1 = $R1src";
1599 // An alias of a BinaryRIL, but with different register sizes.
1600 class BinaryAliasRIL<SDPatternOperator operator, RegisterOperand cls,
1602 : Alias<6, (outs cls:$R1), (ins cls:$R1src, imm:$I2),
1603 [(set cls:$R1, (operator cls:$R1src, imm:$I2))]> {
1604 let Constraints = "$R1 = $R1src";
1607 // An alias of a CompareRI, but with different register sizes.
1608 class CompareAliasRI<SDPatternOperator operator, RegisterOperand cls,
1610 : Alias<4, (outs), (ins cls:$R1, imm:$I2), [(operator cls:$R1, imm:$I2)]> {
1614 // An alias of a RotateSelectRIEf, but with different register sizes.
1615 class RotateSelectAliasRIEf<RegisterOperand cls1, RegisterOperand cls2>
1616 : Alias<6, (outs cls1:$R1),
1617 (ins cls1:$R1src, cls2:$R2, imm32zx8:$I3, imm32zx8:$I4,
1618 imm32zx6:$I5), []> {
1619 let Constraints = "$R1 = $R1src";