1//===-- SystemZOperators.td - SystemZ-specific operators ------*- tblgen-*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10//===----------------------------------------------------------------------===//
11// Type profiles
12//===----------------------------------------------------------------------===//
13def SDT_CallSeqStart        : SDCallSeqStart<[SDTCisVT<0, i64>,
14                                              SDTCisVT<1, i64>]>;
15def SDT_CallSeqEnd          : SDCallSeqEnd<[SDTCisVT<0, i64>,
16                                            SDTCisVT<1, i64>]>;
17def SDT_ZCall               : SDTypeProfile<0, -1, [SDTCisPtrTy<0>]>;
18def SDT_ZCmp                : SDTypeProfile<0, 2, [SDTCisSameAs<0, 1>]>;
19def SDT_ZICmp               : SDTypeProfile<0, 3,
20                                            [SDTCisSameAs<0, 1>,
21                                             SDTCisVT<2, i32>]>;
22def SDT_ZBRCCMask           : SDTypeProfile<0, 3,
23                                            [SDTCisVT<0, i32>,
24                                             SDTCisVT<1, i32>,
25                                             SDTCisVT<2, OtherVT>]>;
26def SDT_ZSelectCCMask       : SDTypeProfile<1, 4,
27                                            [SDTCisSameAs<0, 1>,
28                                             SDTCisSameAs<1, 2>,
29                                             SDTCisVT<3, i32>,
30                                             SDTCisVT<4, i32>]>;
31def SDT_ZWrapPtr            : SDTypeProfile<1, 1,
32                                            [SDTCisSameAs<0, 1>,
33                                             SDTCisPtrTy<0>]>;
34def SDT_ZWrapOffset         : SDTypeProfile<1, 2,
35                                            [SDTCisSameAs<0, 1>,
36                                             SDTCisSameAs<0, 2>,
37                                             SDTCisPtrTy<0>]>;
38def SDT_ZAdjDynAlloc        : SDTypeProfile<1, 0, [SDTCisVT<0, i64>]>;
39def SDT_ZGR128Binary        : SDTypeProfile<1, 2,
40                                            [SDTCisVT<0, untyped>,
41                                             SDTCisInt<1>,
42                                             SDTCisInt<2>]>;
43def SDT_ZAtomicLoadBinaryW  : SDTypeProfile<1, 5,
44                                            [SDTCisVT<0, i32>,
45                                             SDTCisPtrTy<1>,
46                                             SDTCisVT<2, i32>,
47                                             SDTCisVT<3, i32>,
48                                             SDTCisVT<4, i32>,
49                                             SDTCisVT<5, i32>]>;
50def SDT_ZAtomicCmpSwapW     : SDTypeProfile<1, 6,
51                                            [SDTCisVT<0, i32>,
52                                             SDTCisPtrTy<1>,
53                                             SDTCisVT<2, i32>,
54                                             SDTCisVT<3, i32>,
55                                             SDTCisVT<4, i32>,
56                                             SDTCisVT<5, i32>,
57                                             SDTCisVT<6, i32>]>;
58def SDT_ZAtomicLoad128      : SDTypeProfile<1, 1,
59                                            [SDTCisVT<0, untyped>,
60                                             SDTCisPtrTy<1>]>;
61def SDT_ZAtomicStore128     : SDTypeProfile<0, 2,
62                                            [SDTCisVT<0, untyped>,
63                                             SDTCisPtrTy<1>]>;
64def SDT_ZAtomicCmpSwap128   : SDTypeProfile<1, 3,
65                                            [SDTCisVT<0, untyped>,
66                                             SDTCisPtrTy<1>,
67                                             SDTCisVT<2, untyped>,
68                                             SDTCisVT<3, untyped>]>;
69def SDT_ZMemMemLength       : SDTypeProfile<0, 3,
70                                            [SDTCisPtrTy<0>,
71                                             SDTCisPtrTy<1>,
72                                             SDTCisVT<2, i64>]>;
73def SDT_ZMemMemLoop         : SDTypeProfile<0, 4,
74                                            [SDTCisPtrTy<0>,
75                                             SDTCisPtrTy<1>,
76                                             SDTCisVT<2, i64>,
77                                             SDTCisVT<3, i64>]>;
78def SDT_ZString             : SDTypeProfile<1, 3,
79                                            [SDTCisPtrTy<0>,
80                                             SDTCisPtrTy<1>,
81                                             SDTCisPtrTy<2>,
82                                             SDTCisVT<3, i32>]>;
83def SDT_ZI32Intrinsic       : SDTypeProfile<1, 0, [SDTCisVT<0, i32>]>;
84def SDT_ZPrefetch           : SDTypeProfile<0, 2,
85                                            [SDTCisVT<0, i32>,
86                                             SDTCisPtrTy<1>]>;
87def SDT_ZLoadBSwap          : SDTypeProfile<1, 2,
88                                            [SDTCisInt<0>,
89                                             SDTCisPtrTy<1>,
90                                             SDTCisVT<2, OtherVT>]>;
91def SDT_ZStoreBSwap         : SDTypeProfile<0, 3,
92                                            [SDTCisInt<0>,
93                                             SDTCisPtrTy<1>,
94                                             SDTCisVT<2, OtherVT>]>;
95def SDT_ZTBegin             : SDTypeProfile<0, 2,
96                                            [SDTCisPtrTy<0>,
97                                             SDTCisVT<1, i32>]>;
98def SDT_ZInsertVectorElt    : SDTypeProfile<1, 3,
99                                            [SDTCisVec<0>,
100                                             SDTCisSameAs<0, 1>,
101                                             SDTCisVT<3, i32>]>;
102def SDT_ZExtractVectorElt   : SDTypeProfile<1, 2,
103                                            [SDTCisVec<1>,
104                                             SDTCisVT<2, i32>]>;
105def SDT_ZReplicate          : SDTypeProfile<1, 1,
106                                            [SDTCisVec<0>]>;
107def SDT_ZVecUnaryConv       : SDTypeProfile<1, 1,
108                                            [SDTCisVec<0>,
109                                             SDTCisVec<1>]>;
110def SDT_ZVecUnary           : SDTypeProfile<1, 1,
111                                            [SDTCisVec<0>,
112                                             SDTCisSameAs<0, 1>]>;
113def SDT_ZVecBinary          : SDTypeProfile<1, 2,
114                                            [SDTCisVec<0>,
115                                             SDTCisSameAs<0, 1>,
116                                             SDTCisSameAs<0, 2>]>;
117def SDT_ZVecBinaryInt       : SDTypeProfile<1, 2,
118                                            [SDTCisVec<0>,
119                                             SDTCisSameAs<0, 1>,
120                                             SDTCisVT<2, i32>]>;
121def SDT_ZVecBinaryConv      : SDTypeProfile<1, 2,
122                                            [SDTCisVec<0>,
123                                             SDTCisVec<1>,
124                                             SDTCisSameAs<1, 2>]>;
125def SDT_ZVecBinaryConvInt   : SDTypeProfile<1, 2,
126                                            [SDTCisVec<0>,
127                                             SDTCisVec<1>,
128                                             SDTCisVT<2, i32>]>;
129def SDT_ZRotateMask         : SDTypeProfile<1, 2,
130                                            [SDTCisVec<0>,
131                                             SDTCisVT<1, i32>,
132                                             SDTCisVT<2, i32>]>;
133def SDT_ZJoinDwords         : SDTypeProfile<1, 2,
134                                            [SDTCisVT<0, v2i64>,
135                                             SDTCisVT<1, i64>,
136                                             SDTCisVT<2, i64>]>;
137def SDT_ZVecTernary         : SDTypeProfile<1, 3,
138                                            [SDTCisVec<0>,
139                                             SDTCisSameAs<0, 1>,
140                                             SDTCisSameAs<0, 2>,
141                                             SDTCisSameAs<0, 3>]>;
142def SDT_ZVecTernaryInt      : SDTypeProfile<1, 3,
143                                            [SDTCisVec<0>,
144                                             SDTCisSameAs<0, 1>,
145                                             SDTCisSameAs<0, 2>,
146                                             SDTCisVT<3, i32>]>;
147def SDT_ZVecQuaternaryInt   : SDTypeProfile<1, 4,
148                                            [SDTCisVec<0>,
149                                             SDTCisSameAs<0, 1>,
150                                             SDTCisSameAs<0, 2>,
151                                             SDTCisSameAs<0, 3>,
152                                             SDTCisVT<4, i32>]>;
153def SDT_ZTest               : SDTypeProfile<0, 2, [SDTCisVT<1, i64>]>;
154
155//===----------------------------------------------------------------------===//
156// Node definitions
157//===----------------------------------------------------------------------===//
158
159// These are target-independent nodes, but have target-specific formats.
160def callseq_start       : SDNode<"ISD::CALLSEQ_START", SDT_CallSeqStart,
161                                 [SDNPHasChain, SDNPSideEffect, SDNPOutGlue]>;
162def callseq_end         : SDNode<"ISD::CALLSEQ_END",   SDT_CallSeqEnd,
163                                 [SDNPHasChain, SDNPSideEffect, SDNPOptInGlue,
164                                  SDNPOutGlue]>;
165def global_offset_table : SDNode<"ISD::GLOBAL_OFFSET_TABLE", SDTPtrLeaf>;
166
167// Nodes for SystemZISD::*.  See SystemZISelLowering.h for more details.
168def z_retflag           : SDNode<"SystemZISD::RET_FLAG", SDTNone,
169                                 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
170def z_call              : SDNode<"SystemZISD::CALL", SDT_ZCall,
171                                 [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
172                                  SDNPVariadic]>;
173def z_sibcall           : SDNode<"SystemZISD::SIBCALL", SDT_ZCall,
174                                 [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
175                                  SDNPVariadic]>;
176def z_tls_gdcall        : SDNode<"SystemZISD::TLS_GDCALL", SDT_ZCall,
177                                 [SDNPHasChain, SDNPInGlue, SDNPOutGlue,
178                                  SDNPVariadic]>;
179def z_tls_ldcall        : SDNode<"SystemZISD::TLS_LDCALL", SDT_ZCall,
180                                 [SDNPHasChain, SDNPInGlue, SDNPOutGlue,
181                                  SDNPVariadic]>;
182def z_pcrel_wrapper     : SDNode<"SystemZISD::PCREL_WRAPPER", SDT_ZWrapPtr, []>;
183def z_pcrel_offset      : SDNode<"SystemZISD::PCREL_OFFSET",
184                                 SDT_ZWrapOffset, []>;
185def z_iabs              : SDNode<"SystemZISD::IABS", SDTIntUnaryOp, []>;
186def z_icmp              : SDNode<"SystemZISD::ICMP", SDT_ZICmp, [SDNPOutGlue]>;
187def z_fcmp              : SDNode<"SystemZISD::FCMP", SDT_ZCmp, [SDNPOutGlue]>;
188def z_tm                : SDNode<"SystemZISD::TM", SDT_ZICmp, [SDNPOutGlue]>;
189def z_br_ccmask         : SDNode<"SystemZISD::BR_CCMASK", SDT_ZBRCCMask,
190                                 [SDNPHasChain, SDNPInGlue]>;
191def z_select_ccmask     : SDNode<"SystemZISD::SELECT_CCMASK", SDT_ZSelectCCMask,
192    		                 [SDNPInGlue]>;
193def z_adjdynalloc       : SDNode<"SystemZISD::ADJDYNALLOC", SDT_ZAdjDynAlloc>;
194def z_popcnt            : SDNode<"SystemZISD::POPCNT", SDTIntUnaryOp>;
195def z_smul_lohi         : SDNode<"SystemZISD::SMUL_LOHI", SDT_ZGR128Binary>;
196def z_umul_lohi         : SDNode<"SystemZISD::UMUL_LOHI", SDT_ZGR128Binary>;
197def z_sdivrem           : SDNode<"SystemZISD::SDIVREM", SDT_ZGR128Binary>;
198def z_udivrem           : SDNode<"SystemZISD::UDIVREM", SDT_ZGR128Binary>;
199
200def z_membarrier        : SDNode<"SystemZISD::MEMBARRIER", SDTNone,
201                                 [SDNPHasChain, SDNPSideEffect]>;
202
203def z_loadbswap        : SDNode<"SystemZISD::LRV", SDT_ZLoadBSwap,
204                                 [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
205def z_storebswap       : SDNode<"SystemZISD::STRV", SDT_ZStoreBSwap,
206                                 [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
207
208def z_tdc               : SDNode<"SystemZISD::TDC", SDT_ZTest, [SDNPOutGlue]>;
209
210// Defined because the index is an i32 rather than a pointer.
211def z_vector_insert     : SDNode<"ISD::INSERT_VECTOR_ELT",
212                                 SDT_ZInsertVectorElt>;
213def z_vector_extract    : SDNode<"ISD::EXTRACT_VECTOR_ELT",
214                                 SDT_ZExtractVectorElt>;
215def z_byte_mask         : SDNode<"SystemZISD::BYTE_MASK", SDT_ZReplicate>;
216def z_rotate_mask       : SDNode<"SystemZISD::ROTATE_MASK", SDT_ZRotateMask>;
217def z_replicate         : SDNode<"SystemZISD::REPLICATE", SDT_ZReplicate>;
218def z_join_dwords       : SDNode<"SystemZISD::JOIN_DWORDS", SDT_ZJoinDwords>;
219def z_splat             : SDNode<"SystemZISD::SPLAT", SDT_ZVecBinaryInt>;
220def z_merge_high        : SDNode<"SystemZISD::MERGE_HIGH", SDT_ZVecBinary>;
221def z_merge_low         : SDNode<"SystemZISD::MERGE_LOW", SDT_ZVecBinary>;
222def z_shl_double        : SDNode<"SystemZISD::SHL_DOUBLE", SDT_ZVecTernaryInt>;
223def z_permute_dwords    : SDNode<"SystemZISD::PERMUTE_DWORDS",
224                                 SDT_ZVecTernaryInt>;
225def z_permute           : SDNode<"SystemZISD::PERMUTE", SDT_ZVecTernary>;
226def z_pack              : SDNode<"SystemZISD::PACK", SDT_ZVecBinaryConv>;
227def z_packs_cc          : SDNode<"SystemZISD::PACKS_CC", SDT_ZVecBinaryConv,
228                                 [SDNPOutGlue]>;
229def z_packls_cc         : SDNode<"SystemZISD::PACKLS_CC", SDT_ZVecBinaryConv,
230                                 [SDNPOutGlue]>;
231def z_unpack_high       : SDNode<"SystemZISD::UNPACK_HIGH", SDT_ZVecUnaryConv>;
232def z_unpackl_high      : SDNode<"SystemZISD::UNPACKL_HIGH", SDT_ZVecUnaryConv>;
233def z_unpack_low        : SDNode<"SystemZISD::UNPACK_LOW", SDT_ZVecUnaryConv>;
234def z_unpackl_low       : SDNode<"SystemZISD::UNPACKL_LOW", SDT_ZVecUnaryConv>;
235def z_vshl_by_scalar    : SDNode<"SystemZISD::VSHL_BY_SCALAR",
236                                 SDT_ZVecBinaryInt>;
237def z_vsrl_by_scalar    : SDNode<"SystemZISD::VSRL_BY_SCALAR",
238                                 SDT_ZVecBinaryInt>;
239def z_vsra_by_scalar    : SDNode<"SystemZISD::VSRA_BY_SCALAR",
240                                 SDT_ZVecBinaryInt>;
241def z_vsum              : SDNode<"SystemZISD::VSUM", SDT_ZVecBinaryConv>;
242def z_vicmpe            : SDNode<"SystemZISD::VICMPE", SDT_ZVecBinary>;
243def z_vicmph            : SDNode<"SystemZISD::VICMPH", SDT_ZVecBinary>;
244def z_vicmphl           : SDNode<"SystemZISD::VICMPHL", SDT_ZVecBinary>;
245def z_vicmpes           : SDNode<"SystemZISD::VICMPES", SDT_ZVecBinary,
246                                 [SDNPOutGlue]>;
247def z_vicmphs           : SDNode<"SystemZISD::VICMPHS", SDT_ZVecBinary,
248                                 [SDNPOutGlue]>;
249def z_vicmphls          : SDNode<"SystemZISD::VICMPHLS", SDT_ZVecBinary,
250                                 [SDNPOutGlue]>;
251def z_vfcmpe            : SDNode<"SystemZISD::VFCMPE", SDT_ZVecBinaryConv>;
252def z_vfcmph            : SDNode<"SystemZISD::VFCMPH", SDT_ZVecBinaryConv>;
253def z_vfcmphe           : SDNode<"SystemZISD::VFCMPHE", SDT_ZVecBinaryConv>;
254def z_vfcmpes           : SDNode<"SystemZISD::VFCMPES", SDT_ZVecBinaryConv,
255                                 [SDNPOutGlue]>;
256def z_vfcmphs           : SDNode<"SystemZISD::VFCMPHS", SDT_ZVecBinaryConv,
257                                 [SDNPOutGlue]>;
258def z_vfcmphes          : SDNode<"SystemZISD::VFCMPHES", SDT_ZVecBinaryConv,
259                                 [SDNPOutGlue]>;
260def z_vextend           : SDNode<"SystemZISD::VEXTEND", SDT_ZVecUnaryConv>;
261def z_vround            : SDNode<"SystemZISD::VROUND", SDT_ZVecUnaryConv>;
262def z_vtm               : SDNode<"SystemZISD::VTM", SDT_ZCmp, [SDNPOutGlue]>;
263def z_vfae_cc           : SDNode<"SystemZISD::VFAE_CC", SDT_ZVecTernaryInt,
264                                 [SDNPOutGlue]>;
265def z_vfaez_cc          : SDNode<"SystemZISD::VFAEZ_CC", SDT_ZVecTernaryInt,
266                                 [SDNPOutGlue]>;
267def z_vfee_cc           : SDNode<"SystemZISD::VFEE_CC", SDT_ZVecBinary,
268                                 [SDNPOutGlue]>;
269def z_vfeez_cc          : SDNode<"SystemZISD::VFEEZ_CC", SDT_ZVecBinary,
270                                 [SDNPOutGlue]>;
271def z_vfene_cc          : SDNode<"SystemZISD::VFENE_CC", SDT_ZVecBinary,
272                                 [SDNPOutGlue]>;
273def z_vfenez_cc         : SDNode<"SystemZISD::VFENEZ_CC", SDT_ZVecBinary,
274                                 [SDNPOutGlue]>;
275def z_vistr_cc          : SDNode<"SystemZISD::VISTR_CC", SDT_ZVecUnary,
276                                 [SDNPOutGlue]>;
277def z_vstrc_cc          : SDNode<"SystemZISD::VSTRC_CC", SDT_ZVecQuaternaryInt,
278                                 [SDNPOutGlue]>;
279def z_vstrcz_cc         : SDNode<"SystemZISD::VSTRCZ_CC",
280                                 SDT_ZVecQuaternaryInt, [SDNPOutGlue]>;
281def z_vftci             : SDNode<"SystemZISD::VFTCI", SDT_ZVecBinaryConvInt,
282                                 [SDNPOutGlue]>;
283
284class AtomicWOp<string name, SDTypeProfile profile = SDT_ZAtomicLoadBinaryW>
285  : SDNode<"SystemZISD::"##name, profile,
286           [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>;
287
288def z_atomic_swapw      : AtomicWOp<"ATOMIC_SWAPW">;
289def z_atomic_loadw_add  : AtomicWOp<"ATOMIC_LOADW_ADD">;
290def z_atomic_loadw_sub  : AtomicWOp<"ATOMIC_LOADW_SUB">;
291def z_atomic_loadw_and  : AtomicWOp<"ATOMIC_LOADW_AND">;
292def z_atomic_loadw_or   : AtomicWOp<"ATOMIC_LOADW_OR">;
293def z_atomic_loadw_xor  : AtomicWOp<"ATOMIC_LOADW_XOR">;
294def z_atomic_loadw_nand : AtomicWOp<"ATOMIC_LOADW_NAND">;
295def z_atomic_loadw_min  : AtomicWOp<"ATOMIC_LOADW_MIN">;
296def z_atomic_loadw_max  : AtomicWOp<"ATOMIC_LOADW_MAX">;
297def z_atomic_loadw_umin : AtomicWOp<"ATOMIC_LOADW_UMIN">;
298def z_atomic_loadw_umax : AtomicWOp<"ATOMIC_LOADW_UMAX">;
299def z_atomic_cmp_swapw  : AtomicWOp<"ATOMIC_CMP_SWAPW", SDT_ZAtomicCmpSwapW>;
300
301def z_atomic_load_128   : SDNode<"SystemZISD::ATOMIC_LOAD_128",
302                                 SDT_ZAtomicLoad128,
303                                 [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
304def z_atomic_store_128  : SDNode<"SystemZISD::ATOMIC_STORE_128",
305                                 SDT_ZAtomicStore128,
306                                 [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
307def z_atomic_cmp_swap_128 : SDNode<"SystemZISD::ATOMIC_CMP_SWAP_128",
308                                   SDT_ZAtomicCmpSwap128,
309                                   [SDNPHasChain, SDNPMayStore, SDNPMayLoad,
310                                    SDNPMemOperand]>;
311
312def z_mvc               : SDNode<"SystemZISD::MVC", SDT_ZMemMemLength,
313                                 [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
314def z_mvc_loop          : SDNode<"SystemZISD::MVC_LOOP", SDT_ZMemMemLoop,
315                                 [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
316def z_nc                : SDNode<"SystemZISD::NC", SDT_ZMemMemLength,
317                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
318def z_nc_loop           : SDNode<"SystemZISD::NC_LOOP", SDT_ZMemMemLoop,
319                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
320def z_oc                : SDNode<"SystemZISD::OC", SDT_ZMemMemLength,
321                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
322def z_oc_loop           : SDNode<"SystemZISD::OC_LOOP", SDT_ZMemMemLoop,
323                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
324def z_xc                : SDNode<"SystemZISD::XC", SDT_ZMemMemLength,
325                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
326def z_xc_loop           : SDNode<"SystemZISD::XC_LOOP", SDT_ZMemMemLoop,
327                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
328def z_clc               : SDNode<"SystemZISD::CLC", SDT_ZMemMemLength,
329                                 [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>;
330def z_clc_loop          : SDNode<"SystemZISD::CLC_LOOP", SDT_ZMemMemLoop,
331                                 [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>;
332def z_strcmp            : SDNode<"SystemZISD::STRCMP", SDT_ZString,
333                                 [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>;
334def z_stpcpy            : SDNode<"SystemZISD::STPCPY", SDT_ZString,
335                                 [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
336def z_search_string     : SDNode<"SystemZISD::SEARCH_STRING", SDT_ZString,
337                                 [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>;
338def z_ipm               : SDNode<"SystemZISD::IPM", SDT_ZI32Intrinsic,
339                                 [SDNPInGlue]>;
340def z_prefetch          : SDNode<"SystemZISD::PREFETCH", SDT_ZPrefetch,
341                                 [SDNPHasChain, SDNPMayLoad, SDNPMayStore,
342                                  SDNPMemOperand]>;
343
344def z_tbegin            : SDNode<"SystemZISD::TBEGIN", SDT_ZTBegin,
345                                 [SDNPHasChain, SDNPOutGlue, SDNPMayStore,
346                                  SDNPSideEffect]>;
347def z_tbegin_nofloat    : SDNode<"SystemZISD::TBEGIN_NOFLOAT", SDT_ZTBegin,
348                                 [SDNPHasChain, SDNPOutGlue, SDNPMayStore,
349                                  SDNPSideEffect]>;
350def z_tend              : SDNode<"SystemZISD::TEND", SDTNone,
351                                 [SDNPHasChain, SDNPOutGlue, SDNPSideEffect]>;
352
353def z_vshl              : SDNode<"ISD::SHL", SDT_ZVecBinary>;
354def z_vsra              : SDNode<"ISD::SRA", SDT_ZVecBinary>;
355def z_vsrl              : SDNode<"ISD::SRL", SDT_ZVecBinary>;
356
357//===----------------------------------------------------------------------===//
358// Pattern fragments
359//===----------------------------------------------------------------------===//
360
361def z_lrvh  : PatFrag<(ops node:$addr), (z_loadbswap node:$addr, i16)>;
362def z_lrv   : PatFrag<(ops node:$addr), (z_loadbswap node:$addr, i32)>;
363def z_lrvg  : PatFrag<(ops node:$addr), (z_loadbswap node:$addr, i64)>;
364
365def z_strvh : PatFrag<(ops node:$src, node:$addr),
366                      (z_storebswap node:$src, node:$addr, i16)>;
367def z_strv  : PatFrag<(ops node:$src, node:$addr),
368                      (z_storebswap node:$src, node:$addr, i32)>;
369def z_strvg : PatFrag<(ops node:$src, node:$addr),
370                      (z_storebswap node:$src, node:$addr, i64)>;
371
372// Signed and unsigned comparisons.
373def z_scmp : PatFrag<(ops node:$a, node:$b), (z_icmp node:$a, node:$b, imm), [{
374  unsigned Type = cast<ConstantSDNode>(N->getOperand(2))->getZExtValue();
375  return Type != SystemZICMP::UnsignedOnly;
376}]>;
377def z_ucmp : PatFrag<(ops node:$a, node:$b), (z_icmp node:$a, node:$b, imm), [{
378  unsigned Type = cast<ConstantSDNode>(N->getOperand(2))->getZExtValue();
379  return Type != SystemZICMP::SignedOnly;
380}]>;
381
382// Register- and memory-based TEST UNDER MASK.
383def z_tm_reg : PatFrag<(ops node:$a, node:$b), (z_tm node:$a, node:$b, imm)>;
384def z_tm_mem : PatFrag<(ops node:$a, node:$b), (z_tm node:$a, node:$b, 0)>;
385
386// Register sign-extend operations.  Sub-32-bit values are represented as i32s.
387def sext8  : PatFrag<(ops node:$src), (sext_inreg node:$src, i8)>;
388def sext16 : PatFrag<(ops node:$src), (sext_inreg node:$src, i16)>;
389def sext32 : PatFrag<(ops node:$src), (sext (i32 node:$src))>;
390
391// Match extensions of an i32 to an i64, followed by an in-register sign
392// extension from a sub-i32 value.
393def sext8dbl : PatFrag<(ops node:$src), (sext8 (anyext node:$src))>;
394def sext16dbl : PatFrag<(ops node:$src), (sext16 (anyext node:$src))>;
395
396// Register zero-extend operations.  Sub-32-bit values are represented as i32s.
397def zext8  : PatFrag<(ops node:$src), (and node:$src, 0xff)>;
398def zext16 : PatFrag<(ops node:$src), (and node:$src, 0xffff)>;
399def zext32 : PatFrag<(ops node:$src), (zext (i32 node:$src))>;
400
401// Extending loads in which the extension type can be signed.
402def asextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{
403  unsigned Type = cast<LoadSDNode>(N)->getExtensionType();
404  return Type == ISD::EXTLOAD || Type == ISD::SEXTLOAD;
405}]>;
406def asextloadi8 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{
407  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8;
408}]>;
409def asextloadi16 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{
410  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16;
411}]>;
412def asextloadi32 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{
413  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32;
414}]>;
415
416// Extending loads in which the extension type can be unsigned.
417def azextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{
418  unsigned Type = cast<LoadSDNode>(N)->getExtensionType();
419  return Type == ISD::EXTLOAD || Type == ISD::ZEXTLOAD;
420}]>;
421def azextloadi8 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{
422  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8;
423}]>;
424def azextloadi16 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{
425  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16;
426}]>;
427def azextloadi32 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{
428  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32;
429}]>;
430
431// Extending loads in which the extension type doesn't matter.
432def anyextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{
433  return cast<LoadSDNode>(N)->getExtensionType() != ISD::NON_EXTLOAD;
434}]>;
435def anyextloadi8 : PatFrag<(ops node:$ptr), (anyextload node:$ptr), [{
436  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8;
437}]>;
438def anyextloadi16 : PatFrag<(ops node:$ptr), (anyextload node:$ptr), [{
439  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16;
440}]>;
441def anyextloadi32 : PatFrag<(ops node:$ptr), (anyextload node:$ptr), [{
442  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32;
443}]>;
444
445// Aligned loads.
446class AlignedLoad<SDPatternOperator load>
447  : PatFrag<(ops node:$addr), (load node:$addr), [{
448  auto *Load = cast<LoadSDNode>(N);
449  return Load->getAlignment() >= Load->getMemoryVT().getStoreSize();
450}]>;
451def aligned_load         : AlignedLoad<load>;
452def aligned_asextloadi16 : AlignedLoad<asextloadi16>;
453def aligned_asextloadi32 : AlignedLoad<asextloadi32>;
454def aligned_azextloadi16 : AlignedLoad<azextloadi16>;
455def aligned_azextloadi32 : AlignedLoad<azextloadi32>;
456
457// Aligned stores.
458class AlignedStore<SDPatternOperator store>
459  : PatFrag<(ops node:$src, node:$addr), (store node:$src, node:$addr), [{
460  auto *Store = cast<StoreSDNode>(N);
461  return Store->getAlignment() >= Store->getMemoryVT().getStoreSize();
462}]>;
463def aligned_store         : AlignedStore<store>;
464def aligned_truncstorei16 : AlignedStore<truncstorei16>;
465def aligned_truncstorei32 : AlignedStore<truncstorei32>;
466
467// Non-volatile loads.  Used for instructions that might access the storage
468// location multiple times.
469class NonvolatileLoad<SDPatternOperator load>
470  : PatFrag<(ops node:$addr), (load node:$addr), [{
471  auto *Load = cast<LoadSDNode>(N);
472  return !Load->isVolatile();
473}]>;
474def nonvolatile_load          : NonvolatileLoad<load>;
475def nonvolatile_anyextloadi8  : NonvolatileLoad<anyextloadi8>;
476def nonvolatile_anyextloadi16 : NonvolatileLoad<anyextloadi16>;
477def nonvolatile_anyextloadi32 : NonvolatileLoad<anyextloadi32>;
478
479// Non-volatile stores.
480class NonvolatileStore<SDPatternOperator store>
481  : PatFrag<(ops node:$src, node:$addr), (store node:$src, node:$addr), [{
482  auto *Store = cast<StoreSDNode>(N);
483  return !Store->isVolatile();
484}]>;
485def nonvolatile_store         : NonvolatileStore<store>;
486def nonvolatile_truncstorei8  : NonvolatileStore<truncstorei8>;
487def nonvolatile_truncstorei16 : NonvolatileStore<truncstorei16>;
488def nonvolatile_truncstorei32 : NonvolatileStore<truncstorei32>;
489
490// A store of a load that can be implemented using MVC.
491def mvc_store : PatFrag<(ops node:$value, node:$addr),
492                        (unindexedstore node:$value, node:$addr),
493                        [{ return storeLoadCanUseMVC(N); }]>;
494
495// Binary read-modify-write operations on memory in which the other
496// operand is also memory and for which block operations like NC can
497// be used.  There are two patterns for each operator, depending on
498// which operand contains the "other" load.
499multiclass block_op<SDPatternOperator operator> {
500  def "1" : PatFrag<(ops node:$value, node:$addr),
501                    (unindexedstore (operator node:$value,
502                                              (unindexedload node:$addr)),
503                                    node:$addr),
504                    [{ return storeLoadCanUseBlockBinary(N, 0); }]>;
505  def "2" : PatFrag<(ops node:$value, node:$addr),
506                    (unindexedstore (operator (unindexedload node:$addr),
507                                              node:$value),
508                                    node:$addr),
509                    [{ return storeLoadCanUseBlockBinary(N, 1); }]>;
510}
511defm block_and : block_op<and>;
512defm block_or  : block_op<or>;
513defm block_xor : block_op<xor>;
514
515// Insertions.
516def inserti8 : PatFrag<(ops node:$src1, node:$src2),
517                       (or (and node:$src1, -256), node:$src2)>;
518def insertll : PatFrag<(ops node:$src1, node:$src2),
519                       (or (and node:$src1, 0xffffffffffff0000), node:$src2)>;
520def insertlh : PatFrag<(ops node:$src1, node:$src2),
521                       (or (and node:$src1, 0xffffffff0000ffff), node:$src2)>;
522def inserthl : PatFrag<(ops node:$src1, node:$src2),
523                       (or (and node:$src1, 0xffff0000ffffffff), node:$src2)>;
524def inserthh : PatFrag<(ops node:$src1, node:$src2),
525                       (or (and node:$src1, 0x0000ffffffffffff), node:$src2)>;
526def insertlf : PatFrag<(ops node:$src1, node:$src2),
527                       (or (and node:$src1, 0xffffffff00000000), node:$src2)>;
528def inserthf : PatFrag<(ops node:$src1, node:$src2),
529                       (or (and node:$src1, 0x00000000ffffffff), node:$src2)>;
530
531// ORs that can be treated as insertions.
532def or_as_inserti8 : PatFrag<(ops node:$src1, node:$src2),
533                             (or node:$src1, node:$src2), [{
534  unsigned BitWidth = N->getValueType(0).getScalarSizeInBits();
535  return CurDAG->MaskedValueIsZero(N->getOperand(0),
536                                   APInt::getLowBitsSet(BitWidth, 8));
537}]>;
538
539// ORs that can be treated as reversed insertions.
540def or_as_revinserti8 : PatFrag<(ops node:$src1, node:$src2),
541                                (or node:$src1, node:$src2), [{
542  unsigned BitWidth = N->getValueType(0).getScalarSizeInBits();
543  return CurDAG->MaskedValueIsZero(N->getOperand(1),
544                                   APInt::getLowBitsSet(BitWidth, 8));
545}]>;
546
547// Negative integer absolute.
548def z_inegabs : PatFrag<(ops node:$src), (ineg (z_iabs node:$src))>;
549
550// Integer absolute, matching the canonical form generated by DAGCombiner.
551def z_iabs32 : PatFrag<(ops node:$src),
552                       (xor (add node:$src, (sra node:$src, (i32 31))),
553                            (sra node:$src, (i32 31)))>;
554def z_iabs64 : PatFrag<(ops node:$src),
555                       (xor (add node:$src, (sra node:$src, (i32 63))),
556                            (sra node:$src, (i32 63)))>;
557def z_inegabs32 : PatFrag<(ops node:$src), (ineg (z_iabs32 node:$src))>;
558def z_inegabs64 : PatFrag<(ops node:$src), (ineg (z_iabs64 node:$src))>;
559
560// Integer multiply-and-add
561def z_muladd : PatFrag<(ops node:$src1, node:$src2, node:$src3),
562                       (add (mul node:$src1, node:$src2), node:$src3)>;
563
564// Fused multiply-subtract, using the natural operand order.
565def fms : PatFrag<(ops node:$src1, node:$src2, node:$src3),
566                  (fma node:$src1, node:$src2, (fneg node:$src3))>;
567
568// Fused multiply-add and multiply-subtract, but with the order of the
569// operands matching SystemZ's MA and MS instructions.
570def z_fma : PatFrag<(ops node:$src1, node:$src2, node:$src3),
571                    (fma node:$src2, node:$src3, node:$src1)>;
572def z_fms : PatFrag<(ops node:$src1, node:$src2, node:$src3),
573                    (fma node:$src2, node:$src3, (fneg node:$src1))>;
574
575// Negative fused multiply-add and multiply-subtract.
576def fnma : PatFrag<(ops node:$src1, node:$src2, node:$src3),
577                   (fneg (fma node:$src1, node:$src2, node:$src3))>;
578def fnms : PatFrag<(ops node:$src1, node:$src2, node:$src3),
579                   (fneg (fms node:$src1, node:$src2, node:$src3))>;
580
581// Floating-point negative absolute.
582def fnabs : PatFrag<(ops node:$ptr), (fneg (fabs node:$ptr))>;
583
584// Create a unary operator that loads from memory and then performs
585// the given operation on it.
586class loadu<SDPatternOperator operator, SDPatternOperator load = load>
587  : PatFrag<(ops node:$addr), (operator (load node:$addr))>;
588
589// Create a store operator that performs the given unary operation
590// on the value before storing it.
591class storeu<SDPatternOperator operator, SDPatternOperator store = store>
592  : PatFrag<(ops node:$value, node:$addr),
593            (store (operator node:$value), node:$addr)>;
594
595// Create a store operator that performs the given inherent operation
596// and stores the resulting value.
597class storei<SDPatternOperator operator, SDPatternOperator store = store>
598  : PatFrag<(ops node:$addr),
599            (store (operator), node:$addr)>;
600
601// Vector representation of all-zeros and all-ones.
602def z_vzero : PatFrag<(ops), (bitconvert (v16i8 (z_byte_mask (i32 0))))>;
603def z_vones : PatFrag<(ops), (bitconvert (v16i8 (z_byte_mask (i32 65535))))>;
604
605// Load a scalar and replicate it in all elements of a vector.
606class z_replicate_load<ValueType scalartype, SDPatternOperator load>
607  : PatFrag<(ops node:$addr),
608            (z_replicate (scalartype (load node:$addr)))>;
609def z_replicate_loadi8  : z_replicate_load<i32, anyextloadi8>;
610def z_replicate_loadi16 : z_replicate_load<i32, anyextloadi16>;
611def z_replicate_loadi32 : z_replicate_load<i32, load>;
612def z_replicate_loadi64 : z_replicate_load<i64, load>;
613def z_replicate_loadf32 : z_replicate_load<f32, load>;
614def z_replicate_loadf64 : z_replicate_load<f64, load>;
615
616// Load a scalar and insert it into a single element of a vector.
617class z_vle<ValueType scalartype, SDPatternOperator load>
618  : PatFrag<(ops node:$vec, node:$addr, node:$index),
619            (z_vector_insert node:$vec, (scalartype (load node:$addr)),
620                             node:$index)>;
621def z_vlei8  : z_vle<i32, anyextloadi8>;
622def z_vlei16 : z_vle<i32, anyextloadi16>;
623def z_vlei32 : z_vle<i32, load>;
624def z_vlei64 : z_vle<i64, load>;
625def z_vlef32 : z_vle<f32, load>;
626def z_vlef64 : z_vle<f64, load>;
627
628// Load a scalar and insert it into the low element of the high i64 of a
629// zeroed vector.
630class z_vllez<ValueType scalartype, SDPatternOperator load, int index>
631  : PatFrag<(ops node:$addr),
632            (z_vector_insert (z_vzero),
633                             (scalartype (load node:$addr)), (i32 index))>;
634def z_vllezi8  : z_vllez<i32, anyextloadi8, 7>;
635def z_vllezi16 : z_vllez<i32, anyextloadi16, 3>;
636def z_vllezi32 : z_vllez<i32, load, 1>;
637def z_vllezi64 : PatFrag<(ops node:$addr),
638                         (z_join_dwords (i64 (load node:$addr)), (i64 0))>;
639// We use high merges to form a v4f32 from four f32s.  Propagating zero
640// into all elements but index 1 gives this expression.
641def z_vllezf32 : PatFrag<(ops node:$addr),
642                         (bitconvert
643                          (z_merge_high
644                           (v2i64
645                            (z_unpackl_high
646                             (v4i32
647                              (bitconvert
648                               (v4f32 (scalar_to_vector
649                                       (f32 (load node:$addr)))))))),
650                           (v2i64 (z_vzero))))>;
651def z_vllezf64 : PatFrag<(ops node:$addr),
652                         (z_merge_high
653                          (scalar_to_vector (f64 (load node:$addr))),
654                          (z_vzero))>;
655
656// Similarly for the high element of a zeroed vector.
657def z_vllezli32 : z_vllez<i32, load, 0>;
658def z_vllezlf32 : PatFrag<(ops node:$addr),
659                          (bitconvert
660                           (z_merge_high
661                            (v2i64
662                             (bitconvert
663                              (z_merge_high
664                               (v4f32 (scalar_to_vector
665                                       (f32 (load node:$addr)))),
666                               (v4f32 (z_vzero))))),
667                            (v2i64 (z_vzero))))>;
668
669// Store one element of a vector.
670class z_vste<ValueType scalartype, SDPatternOperator store>
671  : PatFrag<(ops node:$vec, node:$addr, node:$index),
672            (store (scalartype (z_vector_extract node:$vec, node:$index)),
673                   node:$addr)>;
674def z_vstei8  : z_vste<i32, truncstorei8>;
675def z_vstei16 : z_vste<i32, truncstorei16>;
676def z_vstei32 : z_vste<i32, store>;
677def z_vstei64 : z_vste<i64, store>;
678def z_vstef32 : z_vste<f32, store>;
679def z_vstef64 : z_vste<f64, store>;
680
681// Arithmetic negation on vectors.
682def z_vneg : PatFrag<(ops node:$x), (sub (z_vzero), node:$x)>;
683
684// Bitwise negation on vectors.
685def z_vnot : PatFrag<(ops node:$x), (xor node:$x, (z_vones))>;
686
687// Signed "integer greater than zero" on vectors.
688def z_vicmph_zero : PatFrag<(ops node:$x), (z_vicmph node:$x, (z_vzero))>;
689
690// Signed "integer less than zero" on vectors.
691def z_vicmpl_zero : PatFrag<(ops node:$x), (z_vicmph (z_vzero), node:$x)>;
692
693// Integer absolute on vectors.
694class z_viabs<int shift>
695  : PatFrag<(ops node:$src),
696            (xor (add node:$src, (z_vsra_by_scalar node:$src, (i32 shift))),
697                 (z_vsra_by_scalar node:$src, (i32 shift)))>;
698def z_viabs8  : z_viabs<7>;
699def z_viabs16 : z_viabs<15>;
700def z_viabs32 : z_viabs<31>;
701def z_viabs64 : z_viabs<63>;
702
703// Sign-extend the i64 elements of a vector.
704class z_vse<int shift>
705  : PatFrag<(ops node:$src),
706            (z_vsra_by_scalar (z_vshl_by_scalar node:$src, shift), shift)>;
707def z_vsei8  : z_vse<56>;
708def z_vsei16 : z_vse<48>;
709def z_vsei32 : z_vse<32>;
710
711// ...and again with the extensions being done on individual i64 scalars.
712class z_vse_by_parts<SDPatternOperator operator, int index1, int index2>
713  : PatFrag<(ops node:$src),
714            (z_join_dwords
715             (operator (z_vector_extract node:$src, index1)),
716             (operator (z_vector_extract node:$src, index2)))>;
717def z_vsei8_by_parts  : z_vse_by_parts<sext8dbl, 7, 15>;
718def z_vsei16_by_parts : z_vse_by_parts<sext16dbl, 3, 7>;
719def z_vsei32_by_parts : z_vse_by_parts<sext32, 1, 3>;
720