xref: /freebsd/contrib/llvm-project/llvm/lib/Target/SystemZ/SystemZOperators.td (revision 700637cbb5e582861067a11aaca4d053546871d2)
1//===-- SystemZOperators.td - SystemZ-specific operators ------*- tblgen-*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9//===----------------------------------------------------------------------===//
10// Type profiles
11//===----------------------------------------------------------------------===//
12def SDT_CallSeqStart        : SDCallSeqStart<[SDTCisVT<0, i64>,
13                                              SDTCisVT<1, i64>]>;
14def SDT_CallSeqEnd          : SDCallSeqEnd<[SDTCisVT<0, i64>,
15                                            SDTCisVT<1, i64>]>;
16def SDT_ZCall               : SDTypeProfile<0, -1, [SDTCisPtrTy<0>]>;
17def SDT_ZCmp                : SDTypeProfile<1, 2,
18                                            [SDTCisVT<0, i32>,
19                                             SDTCisSameAs<1, 2>]>;
20def SDT_ZICmp               : SDTypeProfile<1, 3,
21                                            [SDTCisVT<0, i32>,
22                                             SDTCisSameAs<1, 2>,
23                                             SDTCisVT<3, i32>]>;
24def SDT_ZBRCCMask           : SDTypeProfile<0, 4,
25                                            [SDTCisVT<0, i32>,
26                                             SDTCisVT<1, i32>,
27                                             SDTCisVT<2, OtherVT>,
28                                             SDTCisVT<3, i32>]>;
29def SDT_ZSelectCCMask       : SDTypeProfile<1, 5,
30                                            [SDTCisSameAs<0, 1>,
31                                             SDTCisSameAs<1, 2>,
32                                             SDTCisVT<3, i32>,
33                                             SDTCisVT<4, i32>,
34                                             SDTCisVT<5, i32>]>;
35def SDT_ZWrapPtr            : SDTypeProfile<1, 1,
36                                            [SDTCisSameAs<0, 1>,
37                                             SDTCisPtrTy<0>]>;
38def SDT_ZWrapOffset         : SDTypeProfile<1, 2,
39                                            [SDTCisSameAs<0, 1>,
40                                             SDTCisSameAs<0, 2>,
41                                             SDTCisPtrTy<0>]>;
42def SDT_ZAdjDynAlloc        : SDTypeProfile<1, 0, [SDTCisVT<0, i64>]>;
43def SDT_ZProbedAlloca       : SDTypeProfile<1, 2,
44                                            [SDTCisSameAs<0, 1>,
45                                             SDTCisSameAs<0, 2>,
46                                             SDTCisPtrTy<0>]>;
47def SDT_ZGR128Binary        : SDTypeProfile<1, 2,
48                                            [SDTCisVT<0, untyped>,
49                                             SDTCisInt<1>,
50                                             SDTCisInt<2>]>;
51def SDT_ZBinaryWithFlags    : SDTypeProfile<2, 2,
52                                            [SDTCisInt<0>,
53                                             SDTCisVT<1, i32>,
54                                             SDTCisSameAs<0, 2>,
55                                             SDTCisSameAs<0, 3>]>;
56def SDT_ZBinaryWithCarry    : SDTypeProfile<2, 3,
57                                            [SDTCisInt<0>,
58                                             SDTCisVT<1, i32>,
59                                             SDTCisSameAs<0, 2>,
60                                             SDTCisSameAs<0, 3>,
61                                             SDTCisVT<1, i32>]>;
62def SDT_ZBinaryConv         : SDTypeProfile<1, 2,
63                                            [SDTCisInt<0>,
64                                             SDTCisInt<1>,
65                                             SDTCisSameAs<1, 2>]>;
66def SDT_ZTernary            : SDTypeProfile<1, 3,
67                                            [SDTCisInt<0>,
68                                             SDTCisSameAs<0, 1>,
69                                             SDTCisSameAs<0, 2>,
70                                             SDTCisSameAs<0, 3>]>;
71def SDT_ZAtomicLoadBinaryW  : SDTypeProfile<1, 5,
72                                            [SDTCisVT<0, i32>,
73                                             SDTCisPtrTy<1>,
74                                             SDTCisVT<2, i32>,
75                                             SDTCisVT<3, i32>,
76                                             SDTCisVT<4, i32>,
77                                             SDTCisVT<5, i32>]>;
78def SDT_ZAtomicCmpSwapW     : SDTypeProfile<2, 6,
79                                            [SDTCisVT<0, i32>,
80                                             SDTCisVT<1, i32>,
81                                             SDTCisPtrTy<2>,
82                                             SDTCisVT<3, i32>,
83                                             SDTCisVT<4, i32>,
84                                             SDTCisVT<5, i32>,
85                                             SDTCisVT<6, i32>,
86                                             SDTCisVT<7, i32>]>;
87def SDT_ZAtomicCmpSwap      : SDTypeProfile<2, 3,
88                                            [SDTCisInt<0>,
89                                             SDTCisVT<1, i32>,
90                                             SDTCisPtrTy<2>,
91                                             SDTCisSameAs<0, 3>,
92                                             SDTCisSameAs<0, 4>]>;
93def SDT_ZAtomicLoad128      : SDTypeProfile<1, 1,
94                                            [SDTCisVT<0, untyped>,
95                                             SDTCisPtrTy<1>]>;
96def SDT_ZAtomicStore128     : SDTypeProfile<0, 2,
97                                            [SDTCisVT<0, untyped>,
98                                             SDTCisPtrTy<1>]>;
99def SDT_ZAtomicCmpSwap128   : SDTypeProfile<2, 3,
100                                            [SDTCisVT<0, untyped>,
101                                             SDTCisVT<1, i32>,
102                                             SDTCisPtrTy<2>,
103                                             SDTCisVT<3, untyped>,
104                                             SDTCisVT<4, untyped>]>;
105def SDT_ZMemMemLength       : SDTypeProfile<0, 3,
106                                            [SDTCisPtrTy<0>,
107                                             SDTCisPtrTy<1>,
108                                             SDTCisVT<2, i64>]>;
109def SDT_ZMemMemLengthCC     : SDTypeProfile<1, 3,
110                                            [SDTCisVT<0, i32>,
111                                             SDTCisPtrTy<1>,
112                                             SDTCisPtrTy<2>,
113                                             SDTCisVT<3, i64>]>;
114def SDT_ZMemsetMVC          : SDTypeProfile<0, 3,
115                                            [SDTCisPtrTy<0>,
116                                             SDTCisVT<1, i64>,
117                                             SDTCisVT<2, i32>]>;
118def SDT_ZString             : SDTypeProfile<1, 3,
119                                            [SDTCisPtrTy<0>,
120                                             SDTCisPtrTy<1>,
121                                             SDTCisPtrTy<2>,
122                                             SDTCisVT<3, i32>]>;
123def SDT_ZStringCC           : SDTypeProfile<2, 3,
124                                            [SDTCisPtrTy<0>,
125                                             SDTCisVT<1, i32>,
126                                             SDTCisPtrTy<2>,
127                                             SDTCisPtrTy<3>,
128                                             SDTCisVT<4, i32>]>;
129def SDT_ZIPM                : SDTypeProfile<1, 1,
130                                            [SDTCisVT<0, i32>,
131                                             SDTCisVT<1, i32>]>;
132def SDT_ZPrefetch           : SDTypeProfile<0, 2,
133                                            [SDTCisVT<0, i32>,
134                                             SDTCisPtrTy<1>]>;
135def SDT_ZStoreInherent      : SDTypeProfile<0, 1,
136                                            [SDTCisPtrTy<0>]>;
137def SDT_ZTBegin             : SDTypeProfile<1, 2,
138                                            [SDTCisVT<0, i32>,
139                                             SDTCisPtrTy<1>,
140                                             SDTCisVT<2, i32>]>;
141def SDT_ZADAENTRY           : SDTypeProfile<1, 3,
142                                            [SDTCisPtrTy<0>,
143                                             SDTCisPtrTy<1>,
144                                             SDTCisPtrTy<2>,
145                                             SDTCisVT<3, i64>]>;
146def SDT_ZTEnd               : SDTypeProfile<1, 0,
147                                            [SDTCisVT<0, i32>]>;
148def SDT_ZInsertVectorElt    : SDTypeProfile<1, 3,
149                                            [SDTCisVec<0>,
150                                             SDTCisSameAs<0, 1>,
151                                             SDTCisVT<3, i32>]>;
152def SDT_ZExtractVectorElt   : SDTypeProfile<1, 2,
153                                            [SDTCisVec<1>,
154                                             SDTCisVT<2, i32>]>;
155def SDT_ZReplicate          : SDTypeProfile<1, 1,
156                                            [SDTCisVec<0>]>;
157def SDT_ZVecUnpack          : SDTypeProfile<1, 1,
158                                            [SDTCisVec<1>]>;
159def SDT_ZVecUnaryConv       : SDTypeProfile<1, 1,
160                                            [SDTCisVec<0>,
161                                             SDTCisVec<1>]>;
162def SDT_ZVecUnary           : SDTypeProfile<1, 1,
163                                            [SDTCisVec<0>,
164                                             SDTCisSameAs<0, 1>]>;
165def SDT_ZVecUnaryCC         : SDTypeProfile<2, 1,
166                                            [SDTCisVec<0>,
167                                             SDTCisVT<1, i32>,
168                                             SDTCisSameAs<0, 2>]>;
169def SDT_ZVecCompare         : SDTypeProfile<1, 2,
170                                            [SDTCisSameAs<0, 1>,
171                                             SDTCisSameAs<0, 2>]>;
172def SDT_ZVecCompareCC       : SDTypeProfile<2, 2,
173                                            [SDTCisVT<1, i32>,
174                                             SDTCisSameAs<0, 2>,
175                                             SDTCisSameAs<0, 2>]>;
176def SDT_ZVecBinary          : SDTypeProfile<1, 2,
177                                            [SDTCisVec<0>,
178                                             SDTCisSameAs<0, 1>,
179                                             SDTCisSameAs<0, 2>]>;
180def SDT_ZVecBinaryCC        : SDTypeProfile<2, 2,
181                                            [SDTCisVec<0>,
182                                             SDTCisVT<1, i32>,
183                                             SDTCisSameAs<0, 2>,
184                                             SDTCisSameAs<0, 2>]>;
185def SDT_ZVecBinaryInt       : SDTypeProfile<1, 2,
186                                            [SDTCisVec<0>,
187                                             SDTCisSameAs<0, 1>,
188                                             SDTCisVT<2, i32>]>;
189def SDT_ZVecBinaryConv      : SDTypeProfile<1, 2,
190                                            [SDTCisVec<0>,
191                                             SDTCisVec<1>,
192                                             SDTCisSameAs<1, 2>]>;
193def SDT_ZVecBinaryConvCC    : SDTypeProfile<2, 2,
194                                            [SDTCisVec<0>,
195                                             SDTCisVT<1, i32>,
196                                             SDTCisVec<2>,
197                                             SDTCisSameAs<2, 3>]>;
198def SDT_ZVecBinaryConvIntCC : SDTypeProfile<2, 2,
199                                            [SDTCisVec<0>,
200                                             SDTCisVT<1, i32>,
201                                             SDTCisVec<2>,
202                                             SDTCisVT<3, i32>]>;
203def SDT_ZRotateMask         : SDTypeProfile<1, 2,
204                                            [SDTCisVec<0>,
205                                             SDTCisVT<1, i32>,
206                                             SDTCisVT<2, i32>]>;
207def SDT_ZJoinDwords         : SDTypeProfile<1, 2,
208                                            [SDTCisVT<0, v2i64>,
209                                             SDTCisVT<1, i64>,
210                                             SDTCisVT<2, i64>]>;
211def SDT_ZVecTernary         : SDTypeProfile<1, 3,
212                                            [SDTCisVec<0>,
213                                             SDTCisSameAs<0, 1>,
214                                             SDTCisSameAs<0, 2>,
215                                             SDTCisSameAs<0, 3>]>;
216def SDT_ZVecTernaryConvCC   : SDTypeProfile<2, 3,
217                                            [SDTCisVec<0>,
218                                             SDTCisVT<1, i32>,
219                                             SDTCisVec<2>,
220                                             SDTCisSameAs<2, 3>,
221                                             SDTCisSameAs<0, 4>]>;
222def SDT_ZVecTernaryInt      : SDTypeProfile<1, 3,
223                                            [SDTCisVec<0>,
224                                             SDTCisSameAs<0, 1>,
225                                             SDTCisSameAs<0, 2>,
226                                             SDTCisVT<3, i32>]>;
227def SDT_ZVecTernaryIntCC    : SDTypeProfile<2, 3,
228                                            [SDTCisVec<0>,
229                                             SDTCisVT<1, i32>,
230                                             SDTCisSameAs<0, 2>,
231                                             SDTCisSameAs<0, 3>,
232                                             SDTCisVT<4, i32>]>;
233def SDT_ZVecQuaternaryInt   : SDTypeProfile<1, 4,
234                                            [SDTCisVec<0>,
235                                             SDTCisSameAs<0, 1>,
236                                             SDTCisSameAs<0, 2>,
237                                             SDTCisSameAs<0, 3>,
238                                             SDTCisVT<4, i32>]>;
239def SDT_ZVecQuaternaryIntCC : SDTypeProfile<2, 4,
240                                            [SDTCisVec<0>,
241                                             SDTCisVT<1, i32>,
242                                             SDTCisSameAs<0, 2>,
243                                             SDTCisSameAs<0, 3>,
244                                             SDTCisSameAs<0, 4>,
245                                             SDTCisVT<5, i32>]>;
246def SDT_ZTest               : SDTypeProfile<1, 2,
247                                            [SDTCisVT<0, i32>,
248                                             SDTCisVT<2, i64>]>;
249
250def SDT_ZSetJmp             : SDTypeProfile<1, 1,
251                                            [SDTCisInt<0>,
252                                             SDTCisPtrTy<1>]>;
253def SDT_ZLongJmp            : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>;
254
255
256//===----------------------------------------------------------------------===//
257// Node definitions
258//===----------------------------------------------------------------------===//
259
260// These are target-independent nodes, but have target-specific formats.
261def callseq_start       : SDNode<"ISD::CALLSEQ_START", SDT_CallSeqStart,
262                                 [SDNPHasChain, SDNPSideEffect, SDNPOutGlue]>;
263def callseq_end         : SDNode<"ISD::CALLSEQ_END",   SDT_CallSeqEnd,
264                                 [SDNPHasChain, SDNPSideEffect, SDNPOptInGlue,
265                                  SDNPOutGlue]>;
266def global_offset_table : SDNode<"ISD::GLOBAL_OFFSET_TABLE", SDTPtrLeaf>;
267
268// Nodes for SystemZISD::*.  See SystemZISelLowering.h for more details.
269def z_retglue           : SDNode<"SystemZISD::RET_GLUE", SDTNone,
270                                 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
271def z_call              : SDNode<"SystemZISD::CALL", SDT_ZCall,
272                                 [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
273                                  SDNPVariadic]>;
274def z_sibcall           : SDNode<"SystemZISD::SIBCALL", SDT_ZCall,
275                                 [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
276                                  SDNPVariadic]>;
277def z_tls_gdcall        : SDNode<"SystemZISD::TLS_GDCALL", SDT_ZCall,
278                                 [SDNPHasChain, SDNPInGlue, SDNPOutGlue,
279                                  SDNPVariadic]>;
280def z_tls_ldcall        : SDNode<"SystemZISD::TLS_LDCALL", SDT_ZCall,
281                                 [SDNPHasChain, SDNPInGlue, SDNPOutGlue,
282                                  SDNPVariadic]>;
283def z_pcrel_wrapper     : SDNode<"SystemZISD::PCREL_WRAPPER", SDT_ZWrapPtr, []>;
284def z_pcrel_offset      : SDNode<"SystemZISD::PCREL_OFFSET",
285                                 SDT_ZWrapOffset, []>;
286def z_icmp              : SDNode<"SystemZISD::ICMP", SDT_ZICmp>;
287def z_fcmp              : SDNode<"SystemZISD::FCMP", SDT_ZCmp>;
288def z_strict_fcmp       : SDNode<"SystemZISD::STRICT_FCMP", SDT_ZCmp,
289                                 [SDNPHasChain]>;
290def z_strict_fcmps      : SDNode<"SystemZISD::STRICT_FCMPS", SDT_ZCmp,
291                                 [SDNPHasChain]>;
292def z_tm                : SDNode<"SystemZISD::TM", SDT_ZICmp>;
293def z_br_ccmask_1       : SDNode<"SystemZISD::BR_CCMASK", SDT_ZBRCCMask,
294                                 [SDNPHasChain]>;
295def z_select_ccmask_1   : SDNode<"SystemZISD::SELECT_CCMASK",
296                                 SDT_ZSelectCCMask>;
297def z_ipm_1             : SDNode<"SystemZISD::IPM", SDT_ZIPM>;
298def z_adjdynalloc       : SDNode<"SystemZISD::ADJDYNALLOC", SDT_ZAdjDynAlloc>;
299def z_probed_alloca     : SDNode<"SystemZISD::PROBED_ALLOCA", SDT_ZProbedAlloca,
300                                 [SDNPHasChain]>;
301def z_popcnt            : SDNode<"SystemZISD::POPCNT", SDTIntUnaryOp>;
302def z_smul_lohi         : SDNode<"SystemZISD::SMUL_LOHI", SDT_ZGR128Binary>;
303def z_umul_lohi         : SDNode<"SystemZISD::UMUL_LOHI", SDT_ZGR128Binary>;
304def z_sdivrem           : SDNode<"SystemZISD::SDIVREM", SDT_ZGR128Binary>;
305def z_udivrem           : SDNode<"SystemZISD::UDIVREM", SDT_ZGR128Binary>;
306def z_saddo             : SDNode<"SystemZISD::SADDO", SDT_ZBinaryWithFlags>;
307def z_ssubo             : SDNode<"SystemZISD::SSUBO", SDT_ZBinaryWithFlags>;
308def z_uaddo             : SDNode<"SystemZISD::UADDO", SDT_ZBinaryWithFlags>;
309def z_usubo             : SDNode<"SystemZISD::USUBO", SDT_ZBinaryWithFlags>;
310def z_addcarry_1        : SDNode<"SystemZISD::ADDCARRY", SDT_ZBinaryWithCarry>;
311def z_subcarry_1        : SDNode<"SystemZISD::SUBCARRY", SDT_ZBinaryWithCarry>;
312def z_vacc              : SDNode<"SystemZISD::VACC", SDTIntBinOp>;
313def z_vac               : SDNode<"SystemZISD::VAC", SDT_ZTernary>;
314def z_vaccc             : SDNode<"SystemZISD::VACCC", SDT_ZTernary>;
315def z_vscbi             : SDNode<"SystemZISD::VSCBI", SDTIntBinOp>;
316def z_vsbi              : SDNode<"SystemZISD::VSBI", SDT_ZTernary>;
317def z_vsbcbi            : SDNode<"SystemZISD::VSBCBI", SDT_ZTernary>;
318def z_vmah              : SDNode<"SystemZISD::VMAH", SDT_ZTernary>;
319def z_vmalh             : SDNode<"SystemZISD::VMALH", SDT_ZTernary>;
320def z_vme               : SDNode<"SystemZISD::VME", SDT_ZBinaryConv>;
321def z_vmle              : SDNode<"SystemZISD::VMLE", SDT_ZBinaryConv>;
322def z_vmo               : SDNode<"SystemZISD::VMO", SDT_ZBinaryConv>;
323def z_vmlo              : SDNode<"SystemZISD::VMLO", SDT_ZBinaryConv>;
324
325def z_loadbswap        : SDNode<"SystemZISD::LRV", SDTLoad,
326                                 [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
327def z_storebswap       : SDNode<"SystemZISD::STRV", SDTStore,
328                                 [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
329def z_loadeswap        : SDNode<"SystemZISD::VLER", SDTLoad,
330                                 [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
331def z_storeeswap       : SDNode<"SystemZISD::VSTER", SDTStore,
332                                 [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
333def z_stckf            : SDNode<"SystemZISD::STCKF", SDT_ZStoreInherent,
334                                [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
335
336def z_tdc               : SDNode<"SystemZISD::TDC", SDT_ZTest>;
337
338def z_eh_sjlj_setjmp    : SDNode<"ISD::EH_SJLJ_SETJMP", SDT_ZSetJmp,
339                                 [SDNPHasChain, SDNPSideEffect]>;
340def z_eh_sjlj_longjmp   : SDNode<"ISD::EH_SJLJ_LONGJMP", SDT_ZLongJmp,
341                                 [SDNPHasChain, SDNPSideEffect]>;
342
343
344// Defined because the index is an i32 rather than a pointer.
345def z_vector_insert     : SDNode<"ISD::INSERT_VECTOR_ELT",
346                                 SDT_ZInsertVectorElt>;
347def z_vector_extract    : SDNode<"ISD::EXTRACT_VECTOR_ELT",
348                                 SDT_ZExtractVectorElt>;
349def z_byte_mask         : SDNode<"SystemZISD::BYTE_MASK", SDT_ZReplicate>;
350def z_rotate_mask       : SDNode<"SystemZISD::ROTATE_MASK", SDT_ZRotateMask>;
351def z_replicate         : SDNode<"SystemZISD::REPLICATE", SDT_ZReplicate>;
352def z_join_dwords       : SDNode<"SystemZISD::JOIN_DWORDS", SDT_ZJoinDwords>;
353def z_splat             : SDNode<"SystemZISD::SPLAT", SDT_ZVecBinaryInt>;
354def z_merge_high        : SDNode<"SystemZISD::MERGE_HIGH", SDT_ZVecBinary>;
355def z_merge_low         : SDNode<"SystemZISD::MERGE_LOW", SDT_ZVecBinary>;
356def z_shl_double        : SDNode<"SystemZISD::SHL_DOUBLE", SDT_ZVecTernaryInt>;
357def z_shl_double_bit    : SDNode<"SystemZISD::SHL_DOUBLE_BIT", SDT_ZVecTernaryInt>;
358def z_shr_double_bit    : SDNode<"SystemZISD::SHR_DOUBLE_BIT", SDT_ZVecTernaryInt>;
359def z_permute_dwords    : SDNode<"SystemZISD::PERMUTE_DWORDS",
360                                 SDT_ZVecTernaryInt>;
361def z_permute           : SDNode<"SystemZISD::PERMUTE", SDT_ZVecTernary>;
362def z_pack              : SDNode<"SystemZISD::PACK", SDT_ZVecBinaryConv>;
363def z_packs_cc          : SDNode<"SystemZISD::PACKS_CC", SDT_ZVecBinaryConvCC>;
364def z_packls_cc         : SDNode<"SystemZISD::PACKLS_CC", SDT_ZVecBinaryConvCC>;
365def z_unpack_high       : SDNode<"SystemZISD::UNPACK_HIGH", SDT_ZVecUnpack>;
366def z_unpackl_high      : SDNode<"SystemZISD::UNPACKL_HIGH", SDT_ZVecUnpack>;
367def z_unpack_low        : SDNode<"SystemZISD::UNPACK_LOW", SDT_ZVecUnpack>;
368def z_unpackl_low       : SDNode<"SystemZISD::UNPACKL_LOW", SDT_ZVecUnpack>;
369def z_vshl_by_scalar    : SDNode<"SystemZISD::VSHL_BY_SCALAR",
370                                 SDT_ZVecBinaryInt>;
371def z_vsrl_by_scalar    : SDNode<"SystemZISD::VSRL_BY_SCALAR",
372                                 SDT_ZVecBinaryInt>;
373def z_vsra_by_scalar    : SDNode<"SystemZISD::VSRA_BY_SCALAR",
374                                 SDT_ZVecBinaryInt>;
375def z_vrotl_by_scalar   : SDNode<"SystemZISD::VROTL_BY_SCALAR",
376                                 SDT_ZVecBinaryInt>;
377def z_vsum              : SDNode<"SystemZISD::VSUM", SDT_ZBinaryConv>;
378def z_vicmpe            : SDNode<"SystemZISD::VICMPE", SDT_ZVecCompare>;
379def z_vicmph            : SDNode<"SystemZISD::VICMPH", SDT_ZVecCompare>;
380def z_vicmphl           : SDNode<"SystemZISD::VICMPHL", SDT_ZVecCompare>;
381def z_vicmpes           : SDNode<"SystemZISD::VICMPES", SDT_ZVecCompareCC>;
382def z_vicmphs           : SDNode<"SystemZISD::VICMPHS", SDT_ZVecCompareCC>;
383def z_vicmphls          : SDNode<"SystemZISD::VICMPHLS", SDT_ZVecCompareCC>;
384def z_vfcmpe            : SDNode<"SystemZISD::VFCMPE", SDT_ZVecBinaryConv>;
385def z_strict_vfcmpe     : SDNode<"SystemZISD::STRICT_VFCMPE",
386                                 SDT_ZVecBinaryConv, [SDNPHasChain]>;
387def z_strict_vfcmpes    : SDNode<"SystemZISD::STRICT_VFCMPES",
388                                 SDT_ZVecBinaryConv, [SDNPHasChain]>;
389def z_vfcmph            : SDNode<"SystemZISD::VFCMPH", SDT_ZVecBinaryConv>;
390def z_strict_vfcmph     : SDNode<"SystemZISD::STRICT_VFCMPH",
391                                 SDT_ZVecBinaryConv, [SDNPHasChain]>;
392def z_strict_vfcmphs    : SDNode<"SystemZISD::STRICT_VFCMPHS",
393                                 SDT_ZVecBinaryConv, [SDNPHasChain]>;
394def z_vfcmphe           : SDNode<"SystemZISD::VFCMPHE", SDT_ZVecBinaryConv>;
395def z_strict_vfcmphe    : SDNode<"SystemZISD::STRICT_VFCMPHE",
396                                 SDT_ZVecBinaryConv, [SDNPHasChain]>;
397def z_strict_vfcmphes   : SDNode<"SystemZISD::STRICT_VFCMPHES",
398                                 SDT_ZVecBinaryConv, [SDNPHasChain]>;
399def z_vfcmpes           : SDNode<"SystemZISD::VFCMPES", SDT_ZVecBinaryConvCC>;
400def z_vfcmphs           : SDNode<"SystemZISD::VFCMPHS", SDT_ZVecBinaryConvCC>;
401def z_vfcmphes          : SDNode<"SystemZISD::VFCMPHES", SDT_ZVecBinaryConvCC>;
402def z_vextend           : SDNode<"SystemZISD::VEXTEND", SDT_ZVecUnaryConv>;
403def z_strict_vextend    : SDNode<"SystemZISD::STRICT_VEXTEND",
404                                 SDT_ZVecUnaryConv, [SDNPHasChain]>;
405def z_vround            : SDNode<"SystemZISD::VROUND", SDT_ZVecUnaryConv>;
406def z_strict_vround     : SDNode<"SystemZISD::STRICT_VROUND",
407                                 SDT_ZVecUnaryConv, [SDNPHasChain]>;
408def z_vtm               : SDNode<"SystemZISD::VTM", SDT_ZCmp>;
409def z_scmp128hi         : SDNode<"SystemZISD::SCMP128HI", SDT_ZCmp>;
410def z_ucmp128hi         : SDNode<"SystemZISD::UCMP128HI", SDT_ZCmp>;
411def z_vfae_cc           : SDNode<"SystemZISD::VFAE_CC", SDT_ZVecTernaryIntCC>;
412def z_vfaez_cc          : SDNode<"SystemZISD::VFAEZ_CC", SDT_ZVecTernaryIntCC>;
413def z_vfee_cc           : SDNode<"SystemZISD::VFEE_CC", SDT_ZVecBinaryCC>;
414def z_vfeez_cc          : SDNode<"SystemZISD::VFEEZ_CC", SDT_ZVecBinaryCC>;
415def z_vfene_cc          : SDNode<"SystemZISD::VFENE_CC", SDT_ZVecBinaryCC>;
416def z_vfenez_cc         : SDNode<"SystemZISD::VFENEZ_CC", SDT_ZVecBinaryCC>;
417def z_vistr_cc          : SDNode<"SystemZISD::VISTR_CC", SDT_ZVecUnaryCC>;
418def z_vstrc_cc          : SDNode<"SystemZISD::VSTRC_CC",
419                                 SDT_ZVecQuaternaryIntCC>;
420def z_vstrcz_cc         : SDNode<"SystemZISD::VSTRCZ_CC",
421                                 SDT_ZVecQuaternaryIntCC>;
422def z_vstrs_cc          : SDNode<"SystemZISD::VSTRS_CC",
423                                 SDT_ZVecTernaryConvCC>;
424def z_vstrsz_cc         : SDNode<"SystemZISD::VSTRSZ_CC",
425                                 SDT_ZVecTernaryConvCC>;
426def z_vftci             : SDNode<"SystemZISD::VFTCI", SDT_ZVecBinaryConvIntCC>;
427
428class AtomicWOp<string name, SDTypeProfile profile = SDT_ZAtomicLoadBinaryW>
429  : SDNode<"SystemZISD::"#name, profile,
430           [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>;
431
432def z_atomic_swapw      : AtomicWOp<"ATOMIC_SWAPW">;
433def z_atomic_loadw_add  : AtomicWOp<"ATOMIC_LOADW_ADD">;
434def z_atomic_loadw_sub  : AtomicWOp<"ATOMIC_LOADW_SUB">;
435def z_atomic_loadw_and  : AtomicWOp<"ATOMIC_LOADW_AND">;
436def z_atomic_loadw_or   : AtomicWOp<"ATOMIC_LOADW_OR">;
437def z_atomic_loadw_xor  : AtomicWOp<"ATOMIC_LOADW_XOR">;
438def z_atomic_loadw_nand : AtomicWOp<"ATOMIC_LOADW_NAND">;
439def z_atomic_loadw_min  : AtomicWOp<"ATOMIC_LOADW_MIN">;
440def z_atomic_loadw_max  : AtomicWOp<"ATOMIC_LOADW_MAX">;
441def z_atomic_loadw_umin : AtomicWOp<"ATOMIC_LOADW_UMIN">;
442def z_atomic_loadw_umax : AtomicWOp<"ATOMIC_LOADW_UMAX">;
443
444def z_atomic_cmp_swap   : SDNode<"SystemZISD::ATOMIC_CMP_SWAP",
445                                 SDT_ZAtomicCmpSwap,
446                                 [SDNPHasChain, SDNPMayStore, SDNPMayLoad,
447                                  SDNPMemOperand]>;
448def z_atomic_cmp_swapw  : SDNode<"SystemZISD::ATOMIC_CMP_SWAPW",
449                                 SDT_ZAtomicCmpSwapW,
450                                 [SDNPHasChain, SDNPMayStore, SDNPMayLoad,
451                                  SDNPMemOperand]>;
452
453def z_atomic_load_128   : SDNode<"SystemZISD::ATOMIC_LOAD_128",
454                                 SDT_ZAtomicLoad128,
455                                 [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
456def z_atomic_store_128  : SDNode<"SystemZISD::ATOMIC_STORE_128",
457                                 SDT_ZAtomicStore128,
458                                 [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
459def z_atomic_cmp_swap_128 : SDNode<"SystemZISD::ATOMIC_CMP_SWAP_128",
460                                   SDT_ZAtomicCmpSwap128,
461                                   [SDNPHasChain, SDNPMayStore, SDNPMayLoad,
462                                    SDNPMemOperand]>;
463
464def z_mvc               : SDNode<"SystemZISD::MVC", SDT_ZMemMemLength,
465                                 [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
466def z_nc                : SDNode<"SystemZISD::NC", SDT_ZMemMemLength,
467                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
468def z_oc                : SDNode<"SystemZISD::OC", SDT_ZMemMemLength,
469                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
470def z_xc                : SDNode<"SystemZISD::XC", SDT_ZMemMemLength,
471                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
472def z_clc               : SDNode<"SystemZISD::CLC", SDT_ZMemMemLengthCC,
473                                 [SDNPHasChain, SDNPMayLoad]>;
474def z_memset_mvc        : SDNode<"SystemZISD::MEMSET_MVC", SDT_ZMemsetMVC,
475                                 [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
476def z_strcmp            : SDNode<"SystemZISD::STRCMP", SDT_ZStringCC,
477                                 [SDNPHasChain, SDNPMayLoad]>;
478def z_stpcpy            : SDNode<"SystemZISD::STPCPY", SDT_ZString,
479                                 [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
480def z_search_string     : SDNode<"SystemZISD::SEARCH_STRING", SDT_ZStringCC,
481                                 [SDNPHasChain, SDNPMayLoad]>;
482def z_prefetch          : SDNode<"SystemZISD::PREFETCH", SDT_ZPrefetch,
483                                 [SDNPHasChain, SDNPMayLoad, SDNPMayStore,
484                                  SDNPMemOperand]>;
485
486def z_tbegin            : SDNode<"SystemZISD::TBEGIN", SDT_ZTBegin,
487                                 [SDNPHasChain, SDNPMayStore, SDNPSideEffect]>;
488def z_tbegin_nofloat    : SDNode<"SystemZISD::TBEGIN_NOFLOAT", SDT_ZTBegin,
489                                 [SDNPHasChain, SDNPMayStore, SDNPSideEffect]>;
490def z_tend              : SDNode<"SystemZISD::TEND", SDT_ZTEnd,
491                                 [SDNPHasChain, SDNPSideEffect]>;
492
493def z_ada_entry         : SDNode<"SystemZISD::ADA_ENTRY",
494                                  SDT_ZADAENTRY>;
495
496def z_vshl              : SDNode<"ISD::SHL", SDT_ZVecBinary>;
497def z_vsra              : SDNode<"ISD::SRA", SDT_ZVecBinary>;
498def z_vsrl              : SDNode<"ISD::SRL", SDT_ZVecBinary>;
499
500//===----------------------------------------------------------------------===//
501// Pattern fragments
502//===----------------------------------------------------------------------===//
503
504def z_loadbswap16 : PatFrag<(ops node:$addr), (z_loadbswap node:$addr), [{
505  return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i16;
506}]>;
507def z_loadbswap32 : PatFrag<(ops node:$addr), (z_loadbswap node:$addr), [{
508  return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i32;
509}]>;
510def z_loadbswap64 : PatFrag<(ops node:$addr), (z_loadbswap node:$addr), [{
511  return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i64;
512}]>;
513
514def z_storebswap16 : PatFrag<(ops node:$src, node:$addr),
515                             (z_storebswap node:$src, node:$addr), [{
516  return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i16;
517}]>;
518def z_storebswap32 : PatFrag<(ops node:$src, node:$addr),
519                             (z_storebswap node:$src, node:$addr), [{
520  return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i32;
521}]>;
522def z_storebswap64 : PatFrag<(ops node:$src, node:$addr),
523                             (z_storebswap node:$src, node:$addr), [{
524  return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i64;
525}]>;
526
527// Fragments including CC as an implicit source.
528def z_br_ccmask
529  : PatFrag<(ops node:$valid, node:$mask, node:$bb),
530            (z_br_ccmask_1 node:$valid, node:$mask, node:$bb, CC)>;
531def z_select_ccmask
532  : PatFrag<(ops node:$true, node:$false, node:$valid, node:$mask),
533            (z_select_ccmask_1 node:$true, node:$false,
534                               node:$valid, node:$mask, CC)>;
535def z_ipm : PatFrag<(ops), (z_ipm_1 CC)>;
536def z_addcarry : PatFrag<(ops node:$lhs, node:$rhs),
537                              (z_addcarry_1 node:$lhs, node:$rhs, CC)>;
538def z_subcarry : PatFrag<(ops node:$lhs, node:$rhs),
539                              (z_subcarry_1 node:$lhs, node:$rhs, CC)>;
540
541// Signed and unsigned comparisons.
542def z_scmp : PatFrag<(ops node:$a, node:$b), (z_icmp node:$a, node:$b, timm), [{
543  unsigned Type = N->getConstantOperandVal(2);
544  return Type != SystemZICMP::UnsignedOnly;
545}]>;
546def z_ucmp : PatFrag<(ops node:$a, node:$b), (z_icmp node:$a, node:$b, timm), [{
547  unsigned Type = N->getConstantOperandVal(2);
548  return Type != SystemZICMP::SignedOnly;
549}]>;
550
551// Register- and memory-based TEST UNDER MASK.
552def z_tm_reg : PatFrag<(ops node:$a, node:$b), (z_tm node:$a, node:$b, timm)>;
553def z_tm_mem : PatFrag<(ops node:$a, node:$b), (z_tm node:$a, node:$b, 0)>;
554
555// Shifts by small immediate amounts.
556def shl1 : PatFrag<(ops node:$src), (shl node:$src, (i32 1))>;
557def shl2 : PatFrag<(ops node:$src), (shl node:$src, (i32 2))>;
558def shl3 : PatFrag<(ops node:$src), (shl node:$src, (i32 3))>;
559def shl4 : PatFrag<(ops node:$src), (shl node:$src, (i32 4))>;
560
561// Register sign-extend operations.  Sub-32-bit values are represented as i32s.
562def sext8  : PatFrag<(ops node:$src), (sext_inreg node:$src, i8)>;
563def sext16 : PatFrag<(ops node:$src), (sext_inreg node:$src, i16)>;
564def sext32 : PatFrag<(ops node:$src), (sext (i32 node:$src))>;
565
566// Match extensions of an i32 to an i64, followed by an in-register sign
567// extension from a sub-i32 value.
568def sext8dbl : PatFrag<(ops node:$src), (sext8 (anyext node:$src))>;
569def sext16dbl : PatFrag<(ops node:$src), (sext16 (anyext node:$src))>;
570
571// Register zero-extend operations.  Sub-32-bit values are represented as i32s.
572def zext8  : PatFrag<(ops node:$src), (and node:$src, 0xff)>;
573def zext16 : PatFrag<(ops node:$src), (and node:$src, 0xffff)>;
574def zext32 : PatFrag<(ops node:$src), (zext (i32 node:$src))>;
575
576// Match a 64-bit value that is guaranteed to have been sign-
577// or zero-extended from a 32-bit value.
578def assertsext32 : PatFrag<(ops node:$src), (assertsext node:$src), [{
579  return cast<VTSDNode>(N->getOperand(1))->getVT() == MVT::i32;
580}]>;
581def assertzext32 : PatFrag<(ops node:$src), (assertzext node:$src), [{
582  return cast<VTSDNode>(N->getOperand(1))->getVT() == MVT::i32;
583}]>;
584
585// Match a load or a non-extending atomic load.
586def z_load : PatFrags<(ops node:$ptr),
587                      [(load node:$ptr),
588                       (atomic_load node:$ptr)], [{
589  if (auto *AL = dyn_cast<AtomicSDNode>(N))
590    if (AL->getExtensionType() != ISD::NON_EXTLOAD)
591      return false;
592  return true;
593}]>;
594
595// Sign extending (atomic) loads.
596def z_sextload : PatFrags<(ops node:$ptr),
597                          [(unindexedload node:$ptr),
598                           (atomic_load node:$ptr)], [{
599  return getLoadExtType(N) == ISD::SEXTLOAD;
600}]>;
601def z_sextloadi8 : PatFrag<(ops node:$ptr), (z_sextload node:$ptr), [{
602  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i8;
603}]>;
604def z_sextloadi16 : PatFrag<(ops node:$ptr), (z_sextload node:$ptr), [{
605  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i16;
606}]>;
607def z_sextloadi32 : PatFrag<(ops node:$ptr), (z_sextload node:$ptr), [{
608  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i32;
609}]>;
610def z_sextloadi64 : PatFrag<(ops node:$ptr), (z_sextload node:$ptr), [{
611  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i64;
612}]>;
613
614// Zero extending (atomic) loads.
615def z_zextload : PatFrags<(ops node:$ptr),
616                          [(unindexedload node:$ptr),
617                           (atomic_load node:$ptr)], [{
618  return getLoadExtType(N) == ISD::ZEXTLOAD;
619}]>;
620def z_zextloadi8 : PatFrag<(ops node:$ptr), (z_zextload node:$ptr), [{
621  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i8;
622}]>;
623def z_zextloadi16 : PatFrag<(ops node:$ptr), (z_zextload node:$ptr), [{
624  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i16;
625}]>;
626def z_zextloadi32 : PatFrag<(ops node:$ptr), (z_zextload node:$ptr), [{
627  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i32;
628}]>;
629def z_zextloadi64 : PatFrag<(ops node:$ptr), (z_zextload node:$ptr), [{
630  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i64;
631}]>;
632
633// Extending (atomic) loads in which the extension type can be signed.
634def z_asextload : PatFrags<(ops node:$ptr),
635                           [(unindexedload node:$ptr),
636                            (atomic_load node:$ptr)], [{
637  ISD::LoadExtType ETy = getLoadExtType(N);
638  return ETy == ISD::EXTLOAD || ETy == ISD::SEXTLOAD;
639}]>;
640def z_asextloadi8 : PatFrag<(ops node:$ptr), (z_asextload node:$ptr), [{
641  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i8;
642}]>;
643def z_asextloadi16 : PatFrag<(ops node:$ptr), (z_asextload node:$ptr), [{
644  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i16;
645}]>;
646def z_asextloadi32 : PatFrag<(ops node:$ptr), (z_asextload node:$ptr), [{
647  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i32;
648}]>;
649
650// Extending (atomic) loads in which the extension type can be unsigned.
651def z_azextload : PatFrags<(ops node:$ptr),
652                           [(unindexedload node:$ptr),
653                           (atomic_load node:$ptr)], [{
654  ISD::LoadExtType ETy = getLoadExtType(N);
655  return ETy == ISD::EXTLOAD || ETy == ISD::ZEXTLOAD;
656}]>;
657def z_azextloadi8 : PatFrag<(ops node:$ptr), (z_azextload node:$ptr), [{
658  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i8;
659}]>;
660def z_azextloadi16 : PatFrag<(ops node:$ptr), (z_azextload node:$ptr), [{
661  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i16;
662}]>;
663def z_azextloadi32 : PatFrag<(ops node:$ptr), (z_azextload node:$ptr), [{
664  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i32;
665}]>;
666
667// Extending (atomic) loads in which the extension type doesn't matter.
668def z_anyextload : PatFrags<(ops node:$ptr),
669                            [(unindexedload node:$ptr),
670                             (atomic_load node:$ptr)], [{
671  return getLoadExtType(N) != ISD::NON_EXTLOAD;
672}]>;
673def z_anyextloadi8 : PatFrag<(ops node:$ptr), (z_anyextload node:$ptr), [{
674  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i8;
675}]>;
676def z_anyextloadi16 : PatFrag<(ops node:$ptr), (z_anyextload node:$ptr), [{
677  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i16;
678}]>;
679def z_anyextloadi32 : PatFrag<(ops node:$ptr), (z_anyextload node:$ptr), [{
680  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i32;
681}]>;
682def z_anyextloadi64 : PatFrag<(ops node:$ptr), (z_anyextload node:$ptr), [{
683  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i64;
684}]>;
685
686// Extending non-atomic loads in which the extension type doesn't matter.
687def anyextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{
688  return cast<LoadSDNode>(N)->getExtensionType() != ISD::NON_EXTLOAD;
689}]>;
690def anyextloadi8 : PatFrag<(ops node:$ptr), (anyextload node:$ptr), [{
691  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8;
692}]>;
693def anyextloadi16 : PatFrag<(ops node:$ptr), (anyextload node:$ptr), [{
694  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16;
695}]>;
696def anyextloadi32 : PatFrag<(ops node:$ptr), (anyextload node:$ptr), [{
697  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32;
698}]>;
699
700// Extending (atomic) loads that are not sign/zero extending.
701def z_extload : PatFrags<(ops node:$ptr),
702                         [(extload node:$ptr),
703                          (atomic_load node:$ptr)], [{
704  return getLoadExtType(N) == ISD::EXTLOAD;
705}]>;
706def z_extloadi8 : PatFrag<(ops node:$ptr), (z_extload node:$ptr), [{
707  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i8;
708}]>;
709def z_extloadi16 : PatFrag<(ops node:$ptr), (z_extload node:$ptr), [{
710  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i16;
711}]>;
712def z_extloadi32 : PatFrag<(ops node:$ptr), (z_extload node:$ptr), [{
713  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i32;
714}]>;
715def z_extloadi64 : PatFrag<(ops node:$ptr), (z_extload node:$ptr), [{
716  return cast<MemSDNode>(N)->getMemoryVT() == MVT::i64;
717}]>;
718
719// Extending atomic FP loads.
720def z_any_extloadf32 : PatFrags<(ops node:$ptr),
721                                [(any_extloadf32 node:$ptr),
722                                 (any_fpextend (f32 (atomic_load node:$ptr)))]>;
723def z_any_extloadf64 : PatFrags<(ops node:$ptr),
724                                [(any_extloadf64 node:$ptr),
725                                 (any_fpextend (f64 (atomic_load node:$ptr)))]>;
726
727// Aligned loads.
728class AlignedLoad<SDPatternOperator load>
729  : PatFrag<(ops node:$addr), (load node:$addr),
730  [{ return storeLoadIsAligned(N); }]>;
731def aligned_z_load         : AlignedLoad<z_load>;
732def aligned_z_asextloadi16 : AlignedLoad<z_asextloadi16>;
733def aligned_z_asextloadi32 : AlignedLoad<z_asextloadi32>;
734def aligned_z_azextloadi16 : AlignedLoad<z_azextloadi16>;
735def aligned_z_azextloadi32 : AlignedLoad<z_azextloadi32>;
736
737// Aligned stores.
738class AlignedStore<SDPatternOperator store>
739  : PatFrag<(ops node:$src, node:$addr), (store node:$src, node:$addr),
740  [{ return storeLoadIsAligned(N); }]>;
741def aligned_store         : AlignedStore<store>;
742def aligned_truncstorei16 : AlignedStore<truncstorei16>;
743def aligned_truncstorei32 : AlignedStore<truncstorei32>;
744
745// Non-volatile loads.  Used for instructions that might access the storage
746// location multiple times.
747class NonvolatileLoad<SDPatternOperator load>
748  : PatFrag<(ops node:$addr), (load node:$addr), [{
749  auto *Load = cast<LoadSDNode>(N);
750  return !Load->isVolatile();
751}]>;
752def nonvolatile_anyextloadi8  : NonvolatileLoad<anyextloadi8>;
753def nonvolatile_anyextloadi16 : NonvolatileLoad<anyextloadi16>;
754def nonvolatile_anyextloadi32 : NonvolatileLoad<anyextloadi32>;
755
756// Non-volatile stores.
757class NonvolatileStore<SDPatternOperator store>
758  : PatFrag<(ops node:$src, node:$addr), (store node:$src, node:$addr), [{
759  auto *Store = cast<StoreSDNode>(N);
760  return !Store->isVolatile();
761}]>;
762def nonvolatile_truncstorei8  : NonvolatileStore<truncstorei8>;
763def nonvolatile_truncstorei16 : NonvolatileStore<truncstorei16>;
764def nonvolatile_truncstorei32 : NonvolatileStore<truncstorei32>;
765
766// A store of a load that can be implemented using MVC.
767def mvc_store : PatFrag<(ops node:$value, node:$addr),
768                        (unindexedstore node:$value, node:$addr),
769                        [{ return storeLoadCanUseMVC(N); }]>;
770
771// Binary read-modify-write operations on memory in which the other
772// operand is also memory and for which block operations like NC can
773// be used.  There are two patterns for each operator, depending on
774// which operand contains the "other" load.
775multiclass block_op<SDPatternOperator operator> {
776  def "1" : PatFrag<(ops node:$value, node:$addr),
777                    (unindexedstore (operator node:$value,
778                                              (unindexedload node:$addr)),
779                                    node:$addr),
780                    [{ return storeLoadCanUseBlockBinary(N, 0); }]>;
781  def "2" : PatFrag<(ops node:$value, node:$addr),
782                    (unindexedstore (operator (unindexedload node:$addr),
783                                              node:$value),
784                                    node:$addr),
785                    [{ return storeLoadCanUseBlockBinary(N, 1); }]>;
786}
787defm block_and : block_op<and>;
788defm block_or  : block_op<or>;
789defm block_xor : block_op<xor>;
790
791// Insertions.
792class insert_imm<int mask> : PatFrag<(ops node:$src1, node:$src2),
793                                     (or (and node:$src1, mask), node:$src2)>;
794
795def inserti8   : insert_imm<-256>;
796def insertll   : insert_imm<0xffff0000>;
797def insertlh   : insert_imm<0x0000ffff>;
798def insertll64 : insert_imm<0xffffffffffff0000>;
799def insertlh64 : insert_imm<0xffffffff0000ffff>;
800def inserthl64 : insert_imm<0xffff0000ffffffff>;
801def inserthh64 : insert_imm<0x0000ffffffffffff>;
802def insertlf   : insert_imm<0xffffffff00000000>;
803def inserthf   : insert_imm<0x00000000ffffffff>;
804
805// ORs that can be treated as insertions.
806def or_as_inserti8 : PatFrag<(ops node:$src1, node:$src2),
807                             (or node:$src1, node:$src2), [{
808  unsigned BitWidth = N->getValueType(0).getScalarSizeInBits();
809  return CurDAG->MaskedValueIsZero(N->getOperand(0),
810                                   APInt::getLowBitsSet(BitWidth, 8));
811}]>;
812
813// ORs that can be treated as reversed insertions.
814def or_as_revinserti8 : PatFrag<(ops node:$src1, node:$src2),
815                                (or node:$src1, node:$src2), [{
816  unsigned BitWidth = N->getValueType(0).getScalarSizeInBits();
817  return CurDAG->MaskedValueIsZero(N->getOperand(1),
818                                   APInt::getLowBitsSet(BitWidth, 8));
819}]>;
820
821// Negative integer absolute.
822def z_inegabs : PatFrag<(ops node:$src), (ineg (abs node:$src))>;
823
824// Integer multiply-and-add
825class z_muladd<SDPatternOperator mulop>
826  : PatFrag<(ops node:$src1, node:$src2, node:$src3),
827            (add (mulop node:$src1, node:$src2), node:$src3)>;
828
829// Alternatives to match operations with or without an overflow CC result.
830def z_sadd : PatFrags<(ops node:$src1, node:$src2),
831                      [(z_saddo node:$src1, node:$src2),
832                       (add node:$src1, node:$src2)]>;
833def z_uadd : PatFrags<(ops node:$src1, node:$src2),
834                      [(z_uaddo node:$src1, node:$src2),
835                       (add node:$src1, node:$src2)]>;
836def z_ssub : PatFrags<(ops node:$src1, node:$src2),
837                      [(z_ssubo node:$src1, node:$src2),
838                       (sub node:$src1, node:$src2)]>;
839def z_usub : PatFrags<(ops node:$src1, node:$src2),
840                      [(z_usubo node:$src1, node:$src2),
841                       (sub node:$src1, node:$src2)]>;
842
843// Combined logical operations.
844def andc : PatFrag<(ops node:$src1, node:$src2),
845                   (and node:$src1, (not node:$src2))>;
846def orc  : PatFrag<(ops node:$src1, node:$src2),
847                   (or node:$src1, (not node:$src2))>;
848def nand : PatFrag<(ops node:$src1, node:$src2),
849                   (not (and node:$src1, node:$src2))>;
850def nor  : PatFrag<(ops node:$src1, node:$src2),
851                   (not (or node:$src1, node:$src2))>;
852def nxor : PatFrag<(ops node:$src1, node:$src2),
853                   (not (xor node:$src1, node:$src2))>;
854
855// Fused multiply-subtract, using the natural operand order.
856def any_fms : PatFrag<(ops node:$src1, node:$src2, node:$src3),
857                      (any_fma node:$src1, node:$src2, (fneg node:$src3))>;
858
859// Fused multiply-add and multiply-subtract, but with the order of the
860// operands matching SystemZ's MA and MS instructions.
861def z_any_fma : PatFrag<(ops node:$src1, node:$src2, node:$src3),
862                        (any_fma node:$src2, node:$src3, node:$src1)>;
863def z_any_fms : PatFrag<(ops node:$src1, node:$src2, node:$src3),
864                        (any_fma node:$src2, node:$src3, (fneg node:$src1))>;
865
866// Negative fused multiply-add and multiply-subtract.
867def any_fnma : PatFrag<(ops node:$src1, node:$src2, node:$src3),
868                       (fneg (any_fma node:$src1, node:$src2, node:$src3))>;
869def any_fnms : PatFrag<(ops node:$src1, node:$src2, node:$src3),
870                       (fneg (any_fms node:$src1, node:$src2, node:$src3))>;
871
872// Floating-point negative absolute.
873def fnabs : PatFrag<(ops node:$ptr), (fneg (fabs node:$ptr))>;
874
875// Floating-point operations which will not participate in reassociation, and
876// therefore are candidates for reg/mem folding during isel.
877def z_any_fadd_noreassoc : PatFrag<(ops node:$src1, node:$src2),
878                                   (any_fadd node:$src1, node:$src2),
879                                   [{ return !shouldSelectForReassoc(N); }]>;
880def z_any_fsub_noreassoc : PatFrag<(ops node:$src1, node:$src2),
881                                   (any_fsub node:$src1, node:$src2),
882                                   [{ return !shouldSelectForReassoc(N); }]>;
883def z_any_fmul_noreassoc : PatFrag<(ops node:$src1, node:$src2),
884                                   (any_fmul node:$src1, node:$src2),
885                                   [{ return !shouldSelectForReassoc(N); }]>;
886
887// Strict floating-point fragments.
888def z_any_fcmp    : PatFrags<(ops node:$lhs, node:$rhs),
889                             [(z_strict_fcmp node:$lhs, node:$rhs),
890                              (z_fcmp node:$lhs, node:$rhs)]>;
891def z_any_vfcmpe  : PatFrags<(ops node:$lhs, node:$rhs),
892                             [(z_strict_vfcmpe node:$lhs, node:$rhs),
893                              (z_vfcmpe node:$lhs, node:$rhs)]>;
894def z_any_vfcmph  : PatFrags<(ops node:$lhs, node:$rhs),
895                             [(z_strict_vfcmph node:$lhs, node:$rhs),
896                              (z_vfcmph node:$lhs, node:$rhs)]>;
897def z_any_vfcmphe : PatFrags<(ops node:$lhs, node:$rhs),
898                             [(z_strict_vfcmphe node:$lhs, node:$rhs),
899                              (z_vfcmphe node:$lhs, node:$rhs)]>;
900def z_any_vextend : PatFrags<(ops node:$src),
901                             [(z_strict_vextend node:$src),
902                              (z_vextend node:$src)]>;
903def z_any_vround  : PatFrags<(ops node:$src),
904                             [(z_strict_vround node:$src),
905                              (z_vround node:$src)]>;
906
907// Create a unary operator that loads from memory and then performs
908// the given operation on it.
909class loadu<SDPatternOperator operator, SDPatternOperator load = z_load>
910  : PatFrag<(ops node:$addr), (operator (load node:$addr))>;
911
912// Create a store operator that performs the given unary operation
913// on the value before storing it.
914class storeu<SDPatternOperator operator, SDPatternOperator store = store>
915  : PatFrag<(ops node:$value, node:$addr),
916            (store (operator node:$value), node:$addr)>;
917
918// Create a store operator that performs the given inherent operation
919// and stores the resulting value.
920class storei<SDPatternOperator operator, SDPatternOperator store = store>
921  : PatFrag<(ops node:$addr),
922            (store (operator), node:$addr)>;
923
924// Create a shift operator that optionally ignores an AND of the
925// shift count with an immediate if the bottom 6 bits are all set.
926def imm32bottom6set : PatLeaf<(i32 imm), [{
927  return (N->getZExtValue() & 0x3f) == 0x3f;
928}]>;
929class shiftop<SDPatternOperator operator>
930  : PatFrags<(ops node:$val, node:$count),
931             [(operator node:$val, node:$count),
932              (operator node:$val, (and node:$count, imm32bottom6set))]>;
933
934// Create a shift operator that optionally ignores an AND of the
935// shift count with an immediate if the bottom 7 bits are all set.
936def imm32bottom7set : PatLeaf<(i32 imm), [{
937  return (N->getZExtValue() & 0x7f) == 0x7f;
938}]>;
939class vshiftop<SDPatternOperator operator>
940  : PatFrags<(ops node:$val, node:$count),
941             [(operator node:$val, node:$count),
942              (operator node:$val, (and node:$count, imm32bottom7set))]>;
943
944def imm32mod64  : PatLeaf<(i32 imm), [{
945  return (N->getZExtValue() % 64 == 0);
946}]>;
947
948def imm32nobits : PatLeaf<(i32 imm), [{
949  return (N->getZExtValue() & 0x07) == 0;
950}]>;
951def imm32nobytes : PatLeaf<(i32 imm), [{
952  return (N->getZExtValue() & 0x78) == 0;
953}]>;
954
955// Load a scalar and replicate it in all elements of a vector.
956class z_replicate_load<ValueType scalartype, SDPatternOperator load>
957  : PatFrag<(ops node:$addr),
958            (z_replicate (scalartype (load node:$addr)))>;
959def z_replicate_loadi8  : z_replicate_load<i32, z_anyextloadi8>;
960def z_replicate_loadi16 : z_replicate_load<i32, z_anyextloadi16>;
961def z_replicate_loadi32 : z_replicate_load<i32, z_load>;
962def z_replicate_loadi64 : z_replicate_load<i64, z_load>;
963def z_replicate_loadf32 : z_replicate_load<f32, z_load>;
964def z_replicate_loadf64 : z_replicate_load<f64, z_load>;
965// Byte-swapped replicated vector element loads.
966def z_replicate_loadbswapi16 : z_replicate_load<i32, z_loadbswap16>;
967def z_replicate_loadbswapi32 : z_replicate_load<i32, z_loadbswap32>;
968def z_replicate_loadbswapi64 : z_replicate_load<i64, z_loadbswap64>;
969
970// Load a scalar and insert it into a single element of a vector.
971class z_vle<ValueType scalartype, SDPatternOperator load>
972  : PatFrag<(ops node:$vec, node:$addr, node:$index),
973            (z_vector_insert node:$vec, (scalartype (load node:$addr)),
974                             node:$index)>;
975def z_vlei8  : z_vle<i32, z_anyextloadi8>;
976def z_vlei16 : z_vle<i32, z_anyextloadi16>;
977def z_vlei32 : z_vle<i32, z_load>;
978def z_vlei64 : z_vle<i64, z_load>;
979def z_vlef32 : z_vle<f32, z_load>;
980def z_vlef64 : z_vle<f64, z_load>;
981// Byte-swapped vector element loads.
982def z_vlebri16 : z_vle<i32, z_loadbswap16>;
983def z_vlebri32 : z_vle<i32, z_loadbswap32>;
984def z_vlebri64 : z_vle<i64, z_loadbswap64>;
985
986// Load a scalar and insert it into the low element of the high i64 of a
987// zeroed vector.
988class z_vllez<ValueType scalartype, SDPatternOperator load, int index>
989  : PatFrag<(ops node:$addr),
990            (z_vector_insert immAllZerosV,
991                             (scalartype (load node:$addr)), (i32 index))>;
992def z_vllezi8  : z_vllez<i32, z_anyextloadi8, 7>;
993def z_vllezi16 : z_vllez<i32, z_anyextloadi16, 3>;
994def z_vllezi32 : z_vllez<i32, z_load, 1>;
995def z_vllezi64 : PatFrags<(ops node:$addr),
996                          [(z_vector_insert immAllZerosV,
997                                            (i64 (z_load node:$addr)), (i32 0)),
998                           (z_join_dwords (i64 (z_load node:$addr)), (i64 0))]>;
999// We use high merges to form a v4f32 from four f32s.  Propagating zero
1000// into all elements but index 1 gives this expression.
1001def z_vllezf32 : PatFrag<(ops node:$addr),
1002                         (z_merge_high
1003                          (v2i64
1004                           (z_unpackl_high
1005                            (v4i32
1006                             (bitconvert
1007                              (v4f32 (scalar_to_vector
1008                                      (f32 (z_load node:$addr)))))))),
1009                          (v2i64
1010                           (bitconvert (v4f32 immAllZerosV))))>;
1011def z_vllezf64 : PatFrag<(ops node:$addr),
1012                         (z_merge_high
1013                          (v2f64 (scalar_to_vector (f64 (z_load node:$addr)))),
1014                          immAllZerosV)>;
1015
1016// Similarly for the high element of a zeroed vector.
1017def z_vllezli32 : z_vllez<i32, z_load, 0>;
1018def z_vllezlf32 : PatFrag<(ops node:$addr),
1019                          (z_merge_high
1020                           (v2i64
1021                            (bitconvert
1022                             (z_merge_high
1023                              (v4f32 (scalar_to_vector
1024                                      (f32 (z_load node:$addr)))),
1025                              (v4f32 immAllZerosV)))),
1026                           (v2i64
1027                            (bitconvert (v4f32 immAllZerosV))))>;
1028
1029// Byte-swapped variants.
1030def z_vllebrzi16  : z_vllez<i32, z_loadbswap16, 3>;
1031def z_vllebrzi32  : z_vllez<i32, z_loadbswap32, 1>;
1032def z_vllebrzli32 : z_vllez<i32, z_loadbswap32, 0>;
1033def z_vllebrzi64  : PatFrags<(ops node:$addr),
1034                             [(z_vector_insert immAllZerosV,
1035                                               (i64 (z_loadbswap64 node:$addr)),
1036                                               (i32 0)),
1037                              (z_join_dwords (i64 (z_loadbswap64 node:$addr)),
1038                                             (i64 0))]>;
1039
1040
1041// Store one element of a vector.
1042class z_vste<ValueType scalartype, SDPatternOperator store>
1043  : PatFrag<(ops node:$vec, node:$addr, node:$index),
1044            (store (scalartype (z_vector_extract node:$vec, node:$index)),
1045                   node:$addr)>;
1046def z_vstei8  : z_vste<i32, truncstorei8>;
1047def z_vstei16 : z_vste<i32, truncstorei16>;
1048def z_vstei32 : z_vste<i32, store>;
1049def z_vstei64 : z_vste<i64, store>;
1050def z_vstef32 : z_vste<f32, store>;
1051def z_vstef64 : z_vste<f64, store>;
1052// Byte-swapped vector element stores.
1053def z_vstebri16 : z_vste<i32, z_storebswap16>;
1054def z_vstebri32 : z_vste<i32, z_storebswap32>;
1055def z_vstebri64 : z_vste<i64, z_storebswap64>;
1056
1057// Arithmetic negation on vectors.
1058def z_vneg : PatFrag<(ops node:$x), (sub immAllZerosV, node:$x)>;
1059
1060// Bitwise negation on vectors.
1061def z_vnot : PatFrag<(ops node:$x), (xor node:$x, immAllOnesV)>;
1062
1063// In-register element-wise zero extension from i1 on vectors.
1064def vsplat_imm_eq_1 : PatFrag<(ops), (build_vector), [{
1065  APInt Imm;
1066  return ISD::isConstantSplatVector(N, Imm) && Imm == 1;
1067}]>;
1068def z_vzext1 : PatFrag<(ops node:$x), (and node:$x, vsplat_imm_eq_1)>;
1069
1070// Signed "integer greater than zero" on vectors.
1071def z_vicmph_zero : PatFrag<(ops node:$x), (z_vicmph node:$x, immAllZerosV)>;
1072
1073// Signed "integer less than zero" on vectors.
1074def z_vicmpl_zero : PatFrag<(ops node:$x), (z_vicmph immAllZerosV, node:$x)>;
1075
1076// Sign-extend the i64 elements of a vector.
1077class z_vse<int shift>
1078  : PatFrag<(ops node:$src),
1079            (z_vsra_by_scalar (z_vshl_by_scalar node:$src, shift), shift)>;
1080def z_vsei8  : z_vse<56>;
1081def z_vsei16 : z_vse<48>;
1082def z_vsei32 : z_vse<32>;
1083
1084// ...and again with the extensions being done on individual i64 scalars.
1085class z_vse_by_parts<SDPatternOperator operator, int index1, int index2>
1086  : PatFrag<(ops node:$src),
1087            (z_join_dwords
1088             (operator (z_vector_extract node:$src, index1)),
1089             (operator (z_vector_extract node:$src, index2)))>;
1090def z_vsei8_by_parts  : z_vse_by_parts<sext8dbl, 7, 15>;
1091def z_vsei16_by_parts : z_vse_by_parts<sext16dbl, 3, 7>;
1092def z_vsei32_by_parts : z_vse_by_parts<sext32, 1, 3>;
1093