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_ZGR128Binary32      : SDTypeProfile<1, 2,
40                                            [SDTCisVT<0, untyped>,
41                                             SDTCisVT<1, untyped>,
42                                             SDTCisVT<2, i32>]>;
43def SDT_ZGR128Binary64      : SDTypeProfile<1, 2,
44                                            [SDTCisVT<0, untyped>,
45                                             SDTCisVT<1, untyped>,
46                                             SDTCisVT<2, i64>]>;
47def SDT_ZAtomicLoadBinaryW  : SDTypeProfile<1, 5,
48                                            [SDTCisVT<0, i32>,
49                                             SDTCisPtrTy<1>,
50                                             SDTCisVT<2, i32>,
51                                             SDTCisVT<3, i32>,
52                                             SDTCisVT<4, i32>,
53                                             SDTCisVT<5, i32>]>;
54def SDT_ZAtomicCmpSwapW     : SDTypeProfile<1, 6,
55                                            [SDTCisVT<0, i32>,
56                                             SDTCisPtrTy<1>,
57                                             SDTCisVT<2, i32>,
58                                             SDTCisVT<3, i32>,
59                                             SDTCisVT<4, i32>,
60                                             SDTCisVT<5, i32>,
61                                             SDTCisVT<6, i32>]>;
62def SDT_ZMemMemLength       : SDTypeProfile<0, 3,
63                                            [SDTCisPtrTy<0>,
64                                             SDTCisPtrTy<1>,
65                                             SDTCisVT<2, i64>]>;
66def SDT_ZMemMemLoop         : SDTypeProfile<0, 4,
67                                            [SDTCisPtrTy<0>,
68                                             SDTCisPtrTy<1>,
69                                             SDTCisVT<2, i64>,
70                                             SDTCisVT<3, i64>]>;
71def SDT_ZString             : SDTypeProfile<1, 3,
72                                            [SDTCisPtrTy<0>,
73                                             SDTCisPtrTy<1>,
74                                             SDTCisPtrTy<2>,
75                                             SDTCisVT<3, i32>]>;
76def SDT_ZI32Intrinsic       : SDTypeProfile<1, 0, [SDTCisVT<0, i32>]>;
77def SDT_ZPrefetch           : SDTypeProfile<0, 2,
78                                            [SDTCisVT<0, i32>,
79                                             SDTCisPtrTy<1>]>;
80def SDT_ZLoadBSwap          : SDTypeProfile<1, 2,
81                                            [SDTCisInt<0>,
82                                             SDTCisPtrTy<1>,
83                                             SDTCisVT<2, OtherVT>]>;
84def SDT_ZStoreBSwap         : SDTypeProfile<0, 3,
85                                            [SDTCisInt<0>,
86                                             SDTCisPtrTy<1>,
87                                             SDTCisVT<2, OtherVT>]>;
88def SDT_ZTBegin             : SDTypeProfile<0, 2,
89                                            [SDTCisPtrTy<0>,
90                                             SDTCisVT<1, i32>]>;
91def SDT_ZInsertVectorElt    : SDTypeProfile<1, 3,
92                                            [SDTCisVec<0>,
93                                             SDTCisSameAs<0, 1>,
94                                             SDTCisVT<3, i32>]>;
95def SDT_ZExtractVectorElt   : SDTypeProfile<1, 2,
96                                            [SDTCisVec<1>,
97                                             SDTCisVT<2, i32>]>;
98def SDT_ZReplicate          : SDTypeProfile<1, 1,
99                                            [SDTCisVec<0>]>;
100def SDT_ZVecUnaryConv       : SDTypeProfile<1, 1,
101                                            [SDTCisVec<0>,
102                                             SDTCisVec<1>]>;
103def SDT_ZVecUnary           : SDTypeProfile<1, 1,
104                                            [SDTCisVec<0>,
105                                             SDTCisSameAs<0, 1>]>;
106def SDT_ZVecBinary          : SDTypeProfile<1, 2,
107                                            [SDTCisVec<0>,
108                                             SDTCisSameAs<0, 1>,
109                                             SDTCisSameAs<0, 2>]>;
110def SDT_ZVecBinaryInt       : SDTypeProfile<1, 2,
111                                            [SDTCisVec<0>,
112                                             SDTCisSameAs<0, 1>,
113                                             SDTCisVT<2, i32>]>;
114def SDT_ZVecBinaryConv      : SDTypeProfile<1, 2,
115                                            [SDTCisVec<0>,
116                                             SDTCisVec<1>,
117                                             SDTCisSameAs<1, 2>]>;
118def SDT_ZVecBinaryConvInt   : SDTypeProfile<1, 2,
119                                            [SDTCisVec<0>,
120                                             SDTCisVec<1>,
121                                             SDTCisVT<2, i32>]>;
122def SDT_ZRotateMask         : SDTypeProfile<1, 2,
123                                            [SDTCisVec<0>,
124                                             SDTCisVT<1, i32>,
125                                             SDTCisVT<2, i32>]>;
126def SDT_ZJoinDwords         : SDTypeProfile<1, 2,
127                                            [SDTCisVT<0, v2i64>,
128                                             SDTCisVT<1, i64>,
129                                             SDTCisVT<2, i64>]>;
130def SDT_ZVecTernary         : SDTypeProfile<1, 3,
131                                            [SDTCisVec<0>,
132                                             SDTCisSameAs<0, 1>,
133                                             SDTCisSameAs<0, 2>,
134                                             SDTCisSameAs<0, 3>]>;
135def SDT_ZVecTernaryInt      : SDTypeProfile<1, 3,
136                                            [SDTCisVec<0>,
137                                             SDTCisSameAs<0, 1>,
138                                             SDTCisSameAs<0, 2>,
139                                             SDTCisVT<3, i32>]>;
140def SDT_ZVecQuaternaryInt   : SDTypeProfile<1, 4,
141                                            [SDTCisVec<0>,
142                                             SDTCisSameAs<0, 1>,
143                                             SDTCisSameAs<0, 2>,
144                                             SDTCisSameAs<0, 3>,
145                                             SDTCisVT<4, i32>]>;
146def SDT_ZTest               : SDTypeProfile<0, 2, [SDTCisVT<1, i64>]>;
147
148//===----------------------------------------------------------------------===//
149// Node definitions
150//===----------------------------------------------------------------------===//
151
152// These are target-independent nodes, but have target-specific formats.
153def callseq_start       : SDNode<"ISD::CALLSEQ_START", SDT_CallSeqStart,
154                                 [SDNPHasChain, SDNPSideEffect, SDNPOutGlue]>;
155def callseq_end         : SDNode<"ISD::CALLSEQ_END",   SDT_CallSeqEnd,
156                                 [SDNPHasChain, SDNPSideEffect, SDNPOptInGlue,
157                                  SDNPOutGlue]>;
158def global_offset_table : SDNode<"ISD::GLOBAL_OFFSET_TABLE", SDTPtrLeaf>;
159
160// Nodes for SystemZISD::*.  See SystemZISelLowering.h for more details.
161def z_retflag           : SDNode<"SystemZISD::RET_FLAG", SDTNone,
162                                 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
163def z_call              : SDNode<"SystemZISD::CALL", SDT_ZCall,
164                                 [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
165                                  SDNPVariadic]>;
166def z_sibcall           : SDNode<"SystemZISD::SIBCALL", SDT_ZCall,
167                                 [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
168                                  SDNPVariadic]>;
169def z_tls_gdcall        : SDNode<"SystemZISD::TLS_GDCALL", SDT_ZCall,
170                                 [SDNPHasChain, SDNPInGlue, SDNPOutGlue,
171                                  SDNPVariadic]>;
172def z_tls_ldcall        : SDNode<"SystemZISD::TLS_LDCALL", SDT_ZCall,
173                                 [SDNPHasChain, SDNPInGlue, SDNPOutGlue,
174                                  SDNPVariadic]>;
175def z_pcrel_wrapper     : SDNode<"SystemZISD::PCREL_WRAPPER", SDT_ZWrapPtr, []>;
176def z_pcrel_offset      : SDNode<"SystemZISD::PCREL_OFFSET",
177                                 SDT_ZWrapOffset, []>;
178def z_iabs              : SDNode<"SystemZISD::IABS", SDTIntUnaryOp, []>;
179def z_icmp              : SDNode<"SystemZISD::ICMP", SDT_ZICmp, [SDNPOutGlue]>;
180def z_fcmp              : SDNode<"SystemZISD::FCMP", SDT_ZCmp, [SDNPOutGlue]>;
181def z_tm                : SDNode<"SystemZISD::TM", SDT_ZICmp, [SDNPOutGlue]>;
182def z_br_ccmask         : SDNode<"SystemZISD::BR_CCMASK", SDT_ZBRCCMask,
183                                 [SDNPHasChain, SDNPInGlue]>;
184def z_select_ccmask     : SDNode<"SystemZISD::SELECT_CCMASK", SDT_ZSelectCCMask,
185    		                 [SDNPInGlue]>;
186def z_adjdynalloc       : SDNode<"SystemZISD::ADJDYNALLOC", SDT_ZAdjDynAlloc>;
187def z_popcnt            : SDNode<"SystemZISD::POPCNT", SDTIntUnaryOp>;
188def z_umul_lohi64       : SDNode<"SystemZISD::UMUL_LOHI64", SDT_ZGR128Binary64>;
189def z_sdivrem32         : SDNode<"SystemZISD::SDIVREM32", SDT_ZGR128Binary32>;
190def z_sdivrem64         : SDNode<"SystemZISD::SDIVREM64", SDT_ZGR128Binary64>;
191def z_udivrem32         : SDNode<"SystemZISD::UDIVREM32", SDT_ZGR128Binary32>;
192def z_udivrem64         : SDNode<"SystemZISD::UDIVREM64", SDT_ZGR128Binary64>;
193
194def z_serialize         : SDNode<"SystemZISD::SERIALIZE", SDTNone,
195                                 [SDNPHasChain, SDNPMayStore]>;
196def z_membarrier        : SDNode<"SystemZISD::MEMBARRIER", SDTNone,
197                                 [SDNPHasChain, SDNPSideEffect]>;
198
199def z_loadbswap        : SDNode<"SystemZISD::LRV", SDT_ZLoadBSwap,
200                                 [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
201def z_storebswap       : SDNode<"SystemZISD::STRV", SDT_ZStoreBSwap,
202                                 [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
203
204def z_tdc               : SDNode<"SystemZISD::TDC", SDT_ZTest, [SDNPOutGlue]>;
205
206// Defined because the index is an i32 rather than a pointer.
207def z_vector_insert     : SDNode<"ISD::INSERT_VECTOR_ELT",
208                                 SDT_ZInsertVectorElt>;
209def z_vector_extract    : SDNode<"ISD::EXTRACT_VECTOR_ELT",
210                                 SDT_ZExtractVectorElt>;
211def z_byte_mask         : SDNode<"SystemZISD::BYTE_MASK", SDT_ZReplicate>;
212def z_rotate_mask       : SDNode<"SystemZISD::ROTATE_MASK", SDT_ZRotateMask>;
213def z_replicate         : SDNode<"SystemZISD::REPLICATE", SDT_ZReplicate>;
214def z_join_dwords       : SDNode<"SystemZISD::JOIN_DWORDS", SDT_ZJoinDwords>;
215def z_splat             : SDNode<"SystemZISD::SPLAT", SDT_ZVecBinaryInt>;
216def z_merge_high        : SDNode<"SystemZISD::MERGE_HIGH", SDT_ZVecBinary>;
217def z_merge_low         : SDNode<"SystemZISD::MERGE_LOW", SDT_ZVecBinary>;
218def z_shl_double        : SDNode<"SystemZISD::SHL_DOUBLE", SDT_ZVecTernaryInt>;
219def z_permute_dwords    : SDNode<"SystemZISD::PERMUTE_DWORDS",
220                                 SDT_ZVecTernaryInt>;
221def z_permute           : SDNode<"SystemZISD::PERMUTE", SDT_ZVecTernary>;
222def z_pack              : SDNode<"SystemZISD::PACK", SDT_ZVecBinaryConv>;
223def z_packs_cc          : SDNode<"SystemZISD::PACKS_CC", SDT_ZVecBinaryConv,
224                                 [SDNPOutGlue]>;
225def z_packls_cc         : SDNode<"SystemZISD::PACKLS_CC", SDT_ZVecBinaryConv,
226                                 [SDNPOutGlue]>;
227def z_unpack_high       : SDNode<"SystemZISD::UNPACK_HIGH", SDT_ZVecUnaryConv>;
228def z_unpackl_high      : SDNode<"SystemZISD::UNPACKL_HIGH", SDT_ZVecUnaryConv>;
229def z_unpack_low        : SDNode<"SystemZISD::UNPACK_LOW", SDT_ZVecUnaryConv>;
230def z_unpackl_low       : SDNode<"SystemZISD::UNPACKL_LOW", SDT_ZVecUnaryConv>;
231def z_vshl_by_scalar    : SDNode<"SystemZISD::VSHL_BY_SCALAR",
232                                 SDT_ZVecBinaryInt>;
233def z_vsrl_by_scalar    : SDNode<"SystemZISD::VSRL_BY_SCALAR",
234                                 SDT_ZVecBinaryInt>;
235def z_vsra_by_scalar    : SDNode<"SystemZISD::VSRA_BY_SCALAR",
236                                 SDT_ZVecBinaryInt>;
237def z_vsum              : SDNode<"SystemZISD::VSUM", SDT_ZVecBinaryConv>;
238def z_vicmpe            : SDNode<"SystemZISD::VICMPE", SDT_ZVecBinary>;
239def z_vicmph            : SDNode<"SystemZISD::VICMPH", SDT_ZVecBinary>;
240def z_vicmphl           : SDNode<"SystemZISD::VICMPHL", SDT_ZVecBinary>;
241def z_vicmpes           : SDNode<"SystemZISD::VICMPES", SDT_ZVecBinary,
242                                 [SDNPOutGlue]>;
243def z_vicmphs           : SDNode<"SystemZISD::VICMPHS", SDT_ZVecBinary,
244                                 [SDNPOutGlue]>;
245def z_vicmphls          : SDNode<"SystemZISD::VICMPHLS", SDT_ZVecBinary,
246                                 [SDNPOutGlue]>;
247def z_vfcmpe            : SDNode<"SystemZISD::VFCMPE", SDT_ZVecBinaryConv>;
248def z_vfcmph            : SDNode<"SystemZISD::VFCMPH", SDT_ZVecBinaryConv>;
249def z_vfcmphe           : SDNode<"SystemZISD::VFCMPHE", SDT_ZVecBinaryConv>;
250def z_vfcmpes           : SDNode<"SystemZISD::VFCMPES", SDT_ZVecBinaryConv,
251                                 [SDNPOutGlue]>;
252def z_vfcmphs           : SDNode<"SystemZISD::VFCMPHS", SDT_ZVecBinaryConv,
253                                 [SDNPOutGlue]>;
254def z_vfcmphes          : SDNode<"SystemZISD::VFCMPHES", SDT_ZVecBinaryConv,
255                                 [SDNPOutGlue]>;
256def z_vextend           : SDNode<"SystemZISD::VEXTEND", SDT_ZVecUnaryConv>;
257def z_vround            : SDNode<"SystemZISD::VROUND", SDT_ZVecUnaryConv>;
258def z_vtm               : SDNode<"SystemZISD::VTM", SDT_ZCmp, [SDNPOutGlue]>;
259def z_vfae_cc           : SDNode<"SystemZISD::VFAE_CC", SDT_ZVecTernaryInt,
260                                 [SDNPOutGlue]>;
261def z_vfaez_cc          : SDNode<"SystemZISD::VFAEZ_CC", SDT_ZVecTernaryInt,
262                                 [SDNPOutGlue]>;
263def z_vfee_cc           : SDNode<"SystemZISD::VFEE_CC", SDT_ZVecBinary,
264                                 [SDNPOutGlue]>;
265def z_vfeez_cc          : SDNode<"SystemZISD::VFEEZ_CC", SDT_ZVecBinary,
266                                 [SDNPOutGlue]>;
267def z_vfene_cc          : SDNode<"SystemZISD::VFENE_CC", SDT_ZVecBinary,
268                                 [SDNPOutGlue]>;
269def z_vfenez_cc         : SDNode<"SystemZISD::VFENEZ_CC", SDT_ZVecBinary,
270                                 [SDNPOutGlue]>;
271def z_vistr_cc          : SDNode<"SystemZISD::VISTR_CC", SDT_ZVecUnary,
272                                 [SDNPOutGlue]>;
273def z_vstrc_cc          : SDNode<"SystemZISD::VSTRC_CC", SDT_ZVecQuaternaryInt,
274                                 [SDNPOutGlue]>;
275def z_vstrcz_cc         : SDNode<"SystemZISD::VSTRCZ_CC",
276                                 SDT_ZVecQuaternaryInt, [SDNPOutGlue]>;
277def z_vftci             : SDNode<"SystemZISD::VFTCI", SDT_ZVecBinaryConvInt,
278                                 [SDNPOutGlue]>;
279
280class AtomicWOp<string name, SDTypeProfile profile = SDT_ZAtomicLoadBinaryW>
281  : SDNode<"SystemZISD::"##name, profile,
282           [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>;
283
284def z_atomic_swapw      : AtomicWOp<"ATOMIC_SWAPW">;
285def z_atomic_loadw_add  : AtomicWOp<"ATOMIC_LOADW_ADD">;
286def z_atomic_loadw_sub  : AtomicWOp<"ATOMIC_LOADW_SUB">;
287def z_atomic_loadw_and  : AtomicWOp<"ATOMIC_LOADW_AND">;
288def z_atomic_loadw_or   : AtomicWOp<"ATOMIC_LOADW_OR">;
289def z_atomic_loadw_xor  : AtomicWOp<"ATOMIC_LOADW_XOR">;
290def z_atomic_loadw_nand : AtomicWOp<"ATOMIC_LOADW_NAND">;
291def z_atomic_loadw_min  : AtomicWOp<"ATOMIC_LOADW_MIN">;
292def z_atomic_loadw_max  : AtomicWOp<"ATOMIC_LOADW_MAX">;
293def z_atomic_loadw_umin : AtomicWOp<"ATOMIC_LOADW_UMIN">;
294def z_atomic_loadw_umax : AtomicWOp<"ATOMIC_LOADW_UMAX">;
295def z_atomic_cmp_swapw  : AtomicWOp<"ATOMIC_CMP_SWAPW", SDT_ZAtomicCmpSwapW>;
296
297def z_mvc               : SDNode<"SystemZISD::MVC", SDT_ZMemMemLength,
298                                 [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
299def z_mvc_loop          : SDNode<"SystemZISD::MVC_LOOP", SDT_ZMemMemLoop,
300                                 [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
301def z_nc                : SDNode<"SystemZISD::NC", SDT_ZMemMemLength,
302                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
303def z_nc_loop           : SDNode<"SystemZISD::NC_LOOP", SDT_ZMemMemLoop,
304                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
305def z_oc                : SDNode<"SystemZISD::OC", SDT_ZMemMemLength,
306                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
307def z_oc_loop           : SDNode<"SystemZISD::OC_LOOP", SDT_ZMemMemLoop,
308                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
309def z_xc                : SDNode<"SystemZISD::XC", SDT_ZMemMemLength,
310                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
311def z_xc_loop           : SDNode<"SystemZISD::XC_LOOP", SDT_ZMemMemLoop,
312                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
313def z_clc               : SDNode<"SystemZISD::CLC", SDT_ZMemMemLength,
314                                 [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>;
315def z_clc_loop          : SDNode<"SystemZISD::CLC_LOOP", SDT_ZMemMemLoop,
316                                 [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>;
317def z_strcmp            : SDNode<"SystemZISD::STRCMP", SDT_ZString,
318                                 [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>;
319def z_stpcpy            : SDNode<"SystemZISD::STPCPY", SDT_ZString,
320                                 [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
321def z_search_string     : SDNode<"SystemZISD::SEARCH_STRING", SDT_ZString,
322                                 [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>;
323def z_ipm               : SDNode<"SystemZISD::IPM", SDT_ZI32Intrinsic,
324                                 [SDNPInGlue]>;
325def z_prefetch          : SDNode<"SystemZISD::PREFETCH", SDT_ZPrefetch,
326                                 [SDNPHasChain, SDNPMayLoad, SDNPMayStore,
327                                  SDNPMemOperand]>;
328
329def z_tbegin            : SDNode<"SystemZISD::TBEGIN", SDT_ZTBegin,
330                                 [SDNPHasChain, SDNPOutGlue, SDNPMayStore,
331                                  SDNPSideEffect]>;
332def z_tbegin_nofloat    : SDNode<"SystemZISD::TBEGIN_NOFLOAT", SDT_ZTBegin,
333                                 [SDNPHasChain, SDNPOutGlue, SDNPMayStore,
334                                  SDNPSideEffect]>;
335def z_tend              : SDNode<"SystemZISD::TEND", SDTNone,
336                                 [SDNPHasChain, SDNPOutGlue, SDNPSideEffect]>;
337
338def z_vshl              : SDNode<"ISD::SHL", SDT_ZVecBinary>;
339def z_vsra              : SDNode<"ISD::SRA", SDT_ZVecBinary>;
340def z_vsrl              : SDNode<"ISD::SRL", SDT_ZVecBinary>;
341
342//===----------------------------------------------------------------------===//
343// Pattern fragments
344//===----------------------------------------------------------------------===//
345
346def z_lrvh  : PatFrag<(ops node:$addr), (z_loadbswap node:$addr, i16)>;
347def z_lrv   : PatFrag<(ops node:$addr), (z_loadbswap node:$addr, i32)>;
348def z_lrvg  : PatFrag<(ops node:$addr), (z_loadbswap node:$addr, i64)>;
349
350def z_strvh : PatFrag<(ops node:$src, node:$addr),
351                      (z_storebswap node:$src, node:$addr, i16)>;
352def z_strv  : PatFrag<(ops node:$src, node:$addr),
353                      (z_storebswap node:$src, node:$addr, i32)>;
354def z_strvg : PatFrag<(ops node:$src, node:$addr),
355                      (z_storebswap node:$src, node:$addr, i64)>;
356
357// Signed and unsigned comparisons.
358def z_scmp : PatFrag<(ops node:$a, node:$b), (z_icmp node:$a, node:$b, imm), [{
359  unsigned Type = cast<ConstantSDNode>(N->getOperand(2))->getZExtValue();
360  return Type != SystemZICMP::UnsignedOnly;
361}]>;
362def z_ucmp : PatFrag<(ops node:$a, node:$b), (z_icmp node:$a, node:$b, imm), [{
363  unsigned Type = cast<ConstantSDNode>(N->getOperand(2))->getZExtValue();
364  return Type != SystemZICMP::SignedOnly;
365}]>;
366
367// Register- and memory-based TEST UNDER MASK.
368def z_tm_reg : PatFrag<(ops node:$a, node:$b), (z_tm node:$a, node:$b, imm)>;
369def z_tm_mem : PatFrag<(ops node:$a, node:$b), (z_tm node:$a, node:$b, 0)>;
370
371// Register sign-extend operations.  Sub-32-bit values are represented as i32s.
372def sext8  : PatFrag<(ops node:$src), (sext_inreg node:$src, i8)>;
373def sext16 : PatFrag<(ops node:$src), (sext_inreg node:$src, i16)>;
374def sext32 : PatFrag<(ops node:$src), (sext (i32 node:$src))>;
375
376// Match extensions of an i32 to an i64, followed by an in-register sign
377// extension from a sub-i32 value.
378def sext8dbl : PatFrag<(ops node:$src), (sext8 (anyext node:$src))>;
379def sext16dbl : PatFrag<(ops node:$src), (sext16 (anyext node:$src))>;
380
381// Register zero-extend operations.  Sub-32-bit values are represented as i32s.
382def zext8  : PatFrag<(ops node:$src), (and node:$src, 0xff)>;
383def zext16 : PatFrag<(ops node:$src), (and node:$src, 0xffff)>;
384def zext32 : PatFrag<(ops node:$src), (zext (i32 node:$src))>;
385
386// Extending loads in which the extension type can be signed.
387def asextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{
388  unsigned Type = cast<LoadSDNode>(N)->getExtensionType();
389  return Type == ISD::EXTLOAD || Type == ISD::SEXTLOAD;
390}]>;
391def asextloadi8 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{
392  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8;
393}]>;
394def asextloadi16 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{
395  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16;
396}]>;
397def asextloadi32 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{
398  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32;
399}]>;
400
401// Extending loads in which the extension type can be unsigned.
402def azextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{
403  unsigned Type = cast<LoadSDNode>(N)->getExtensionType();
404  return Type == ISD::EXTLOAD || Type == ISD::ZEXTLOAD;
405}]>;
406def azextloadi8 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{
407  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8;
408}]>;
409def azextloadi16 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{
410  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16;
411}]>;
412def azextloadi32 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{
413  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32;
414}]>;
415
416// Extending loads in which the extension type doesn't matter.
417def anyextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{
418  return cast<LoadSDNode>(N)->getExtensionType() != ISD::NON_EXTLOAD;
419}]>;
420def anyextloadi8 : PatFrag<(ops node:$ptr), (anyextload node:$ptr), [{
421  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8;
422}]>;
423def anyextloadi16 : PatFrag<(ops node:$ptr), (anyextload node:$ptr), [{
424  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16;
425}]>;
426def anyextloadi32 : PatFrag<(ops node:$ptr), (anyextload node:$ptr), [{
427  return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32;
428}]>;
429
430// Aligned loads.
431class AlignedLoad<SDPatternOperator load>
432  : PatFrag<(ops node:$addr), (load node:$addr), [{
433  auto *Load = cast<LoadSDNode>(N);
434  return Load->getAlignment() >= Load->getMemoryVT().getStoreSize();
435}]>;
436def aligned_load         : AlignedLoad<load>;
437def aligned_asextloadi16 : AlignedLoad<asextloadi16>;
438def aligned_asextloadi32 : AlignedLoad<asextloadi32>;
439def aligned_azextloadi16 : AlignedLoad<azextloadi16>;
440def aligned_azextloadi32 : AlignedLoad<azextloadi32>;
441
442// Aligned stores.
443class AlignedStore<SDPatternOperator store>
444  : PatFrag<(ops node:$src, node:$addr), (store node:$src, node:$addr), [{
445  auto *Store = cast<StoreSDNode>(N);
446  return Store->getAlignment() >= Store->getMemoryVT().getStoreSize();
447}]>;
448def aligned_store         : AlignedStore<store>;
449def aligned_truncstorei16 : AlignedStore<truncstorei16>;
450def aligned_truncstorei32 : AlignedStore<truncstorei32>;
451
452// Non-volatile loads.  Used for instructions that might access the storage
453// location multiple times.
454class NonvolatileLoad<SDPatternOperator load>
455  : PatFrag<(ops node:$addr), (load node:$addr), [{
456  auto *Load = cast<LoadSDNode>(N);
457  return !Load->isVolatile();
458}]>;
459def nonvolatile_load          : NonvolatileLoad<load>;
460def nonvolatile_anyextloadi8  : NonvolatileLoad<anyextloadi8>;
461def nonvolatile_anyextloadi16 : NonvolatileLoad<anyextloadi16>;
462def nonvolatile_anyextloadi32 : NonvolatileLoad<anyextloadi32>;
463
464// Non-volatile stores.
465class NonvolatileStore<SDPatternOperator store>
466  : PatFrag<(ops node:$src, node:$addr), (store node:$src, node:$addr), [{
467  auto *Store = cast<StoreSDNode>(N);
468  return !Store->isVolatile();
469}]>;
470def nonvolatile_store         : NonvolatileStore<store>;
471def nonvolatile_truncstorei8  : NonvolatileStore<truncstorei8>;
472def nonvolatile_truncstorei16 : NonvolatileStore<truncstorei16>;
473def nonvolatile_truncstorei32 : NonvolatileStore<truncstorei32>;
474
475// A store of a load that can be implemented using MVC.
476def mvc_store : PatFrag<(ops node:$value, node:$addr),
477                        (unindexedstore node:$value, node:$addr),
478                        [{ return storeLoadCanUseMVC(N); }]>;
479
480// Binary read-modify-write operations on memory in which the other
481// operand is also memory and for which block operations like NC can
482// be used.  There are two patterns for each operator, depending on
483// which operand contains the "other" load.
484multiclass block_op<SDPatternOperator operator> {
485  def "1" : PatFrag<(ops node:$value, node:$addr),
486                    (unindexedstore (operator node:$value,
487                                              (unindexedload node:$addr)),
488                                    node:$addr),
489                    [{ return storeLoadCanUseBlockBinary(N, 0); }]>;
490  def "2" : PatFrag<(ops node:$value, node:$addr),
491                    (unindexedstore (operator (unindexedload node:$addr),
492                                              node:$value),
493                                    node:$addr),
494                    [{ return storeLoadCanUseBlockBinary(N, 1); }]>;
495}
496defm block_and : block_op<and>;
497defm block_or  : block_op<or>;
498defm block_xor : block_op<xor>;
499
500// Insertions.
501def inserti8 : PatFrag<(ops node:$src1, node:$src2),
502                       (or (and node:$src1, -256), node:$src2)>;
503def insertll : PatFrag<(ops node:$src1, node:$src2),
504                       (or (and node:$src1, 0xffffffffffff0000), node:$src2)>;
505def insertlh : PatFrag<(ops node:$src1, node:$src2),
506                       (or (and node:$src1, 0xffffffff0000ffff), node:$src2)>;
507def inserthl : PatFrag<(ops node:$src1, node:$src2),
508                       (or (and node:$src1, 0xffff0000ffffffff), node:$src2)>;
509def inserthh : PatFrag<(ops node:$src1, node:$src2),
510                       (or (and node:$src1, 0x0000ffffffffffff), node:$src2)>;
511def insertlf : PatFrag<(ops node:$src1, node:$src2),
512                       (or (and node:$src1, 0xffffffff00000000), node:$src2)>;
513def inserthf : PatFrag<(ops node:$src1, node:$src2),
514                       (or (and node:$src1, 0x00000000ffffffff), node:$src2)>;
515
516// ORs that can be treated as insertions.
517def or_as_inserti8 : PatFrag<(ops node:$src1, node:$src2),
518                             (or node:$src1, node:$src2), [{
519  unsigned BitWidth = N->getValueType(0).getScalarSizeInBits();
520  return CurDAG->MaskedValueIsZero(N->getOperand(0),
521                                   APInt::getLowBitsSet(BitWidth, 8));
522}]>;
523
524// ORs that can be treated as reversed insertions.
525def or_as_revinserti8 : PatFrag<(ops node:$src1, node:$src2),
526                                (or node:$src1, node:$src2), [{
527  unsigned BitWidth = N->getValueType(0).getScalarSizeInBits();
528  return CurDAG->MaskedValueIsZero(N->getOperand(1),
529                                   APInt::getLowBitsSet(BitWidth, 8));
530}]>;
531
532// Negative integer absolute.
533def z_inegabs : PatFrag<(ops node:$src), (ineg (z_iabs node:$src))>;
534
535// Integer absolute, matching the canonical form generated by DAGCombiner.
536def z_iabs32 : PatFrag<(ops node:$src),
537                       (xor (add node:$src, (sra node:$src, (i32 31))),
538                            (sra node:$src, (i32 31)))>;
539def z_iabs64 : PatFrag<(ops node:$src),
540                       (xor (add node:$src, (sra node:$src, (i32 63))),
541                            (sra node:$src, (i32 63)))>;
542def z_inegabs32 : PatFrag<(ops node:$src), (ineg (z_iabs32 node:$src))>;
543def z_inegabs64 : PatFrag<(ops node:$src), (ineg (z_iabs64 node:$src))>;
544
545// Integer multiply-and-add
546def z_muladd : PatFrag<(ops node:$src1, node:$src2, node:$src3),
547                       (add (mul node:$src1, node:$src2), node:$src3)>;
548
549// Fused multiply-subtract, using the natural operand order.
550def fms : PatFrag<(ops node:$src1, node:$src2, node:$src3),
551                  (fma node:$src1, node:$src2, (fneg node:$src3))>;
552
553// Fused multiply-add and multiply-subtract, but with the order of the
554// operands matching SystemZ's MA and MS instructions.
555def z_fma : PatFrag<(ops node:$src1, node:$src2, node:$src3),
556                    (fma node:$src2, node:$src3, node:$src1)>;
557def z_fms : PatFrag<(ops node:$src1, node:$src2, node:$src3),
558                    (fma node:$src2, node:$src3, (fneg node:$src1))>;
559
560// Floating-point negative absolute.
561def fnabs : PatFrag<(ops node:$ptr), (fneg (fabs node:$ptr))>;
562
563// Create a unary operator that loads from memory and then performs
564// the given operation on it.
565class loadu<SDPatternOperator operator, SDPatternOperator load = load>
566  : PatFrag<(ops node:$addr), (operator (load node:$addr))>;
567
568// Create a store operator that performs the given unary operation
569// on the value before storing it.
570class storeu<SDPatternOperator operator, SDPatternOperator store = store>
571  : PatFrag<(ops node:$value, node:$addr),
572            (store (operator node:$value), node:$addr)>;
573
574// Create a store operator that performs the given inherent operation
575// and stores the resulting value.
576class storei<SDPatternOperator operator, SDPatternOperator store = store>
577  : PatFrag<(ops node:$addr),
578            (store (operator), node:$addr)>;
579
580// Vector representation of all-zeros and all-ones.
581def z_vzero : PatFrag<(ops), (bitconvert (v16i8 (z_byte_mask (i32 0))))>;
582def z_vones : PatFrag<(ops), (bitconvert (v16i8 (z_byte_mask (i32 65535))))>;
583
584// Load a scalar and replicate it in all elements of a vector.
585class z_replicate_load<ValueType scalartype, SDPatternOperator load>
586  : PatFrag<(ops node:$addr),
587            (z_replicate (scalartype (load node:$addr)))>;
588def z_replicate_loadi8  : z_replicate_load<i32, anyextloadi8>;
589def z_replicate_loadi16 : z_replicate_load<i32, anyextloadi16>;
590def z_replicate_loadi32 : z_replicate_load<i32, load>;
591def z_replicate_loadi64 : z_replicate_load<i64, load>;
592def z_replicate_loadf32 : z_replicate_load<f32, load>;
593def z_replicate_loadf64 : z_replicate_load<f64, load>;
594
595// Load a scalar and insert it into a single element of a vector.
596class z_vle<ValueType scalartype, SDPatternOperator load>
597  : PatFrag<(ops node:$vec, node:$addr, node:$index),
598            (z_vector_insert node:$vec, (scalartype (load node:$addr)),
599                             node:$index)>;
600def z_vlei8  : z_vle<i32, anyextloadi8>;
601def z_vlei16 : z_vle<i32, anyextloadi16>;
602def z_vlei32 : z_vle<i32, load>;
603def z_vlei64 : z_vle<i64, load>;
604def z_vlef32 : z_vle<f32, load>;
605def z_vlef64 : z_vle<f64, load>;
606
607// Load a scalar and insert it into the low element of the high i64 of a
608// zeroed vector.
609class z_vllez<ValueType scalartype, SDPatternOperator load, int index>
610  : PatFrag<(ops node:$addr),
611            (z_vector_insert (z_vzero),
612                             (scalartype (load node:$addr)), (i32 index))>;
613def z_vllezi8  : z_vllez<i32, anyextloadi8, 7>;
614def z_vllezi16 : z_vllez<i32, anyextloadi16, 3>;
615def z_vllezi32 : z_vllez<i32, load, 1>;
616def z_vllezi64 : PatFrag<(ops node:$addr),
617                         (z_join_dwords (i64 (load node:$addr)), (i64 0))>;
618// We use high merges to form a v4f32 from four f32s.  Propagating zero
619// into all elements but index 1 gives this expression.
620def z_vllezf32 : PatFrag<(ops node:$addr),
621                         (bitconvert
622                          (z_merge_high
623                           (v2i64
624                            (z_unpackl_high
625                             (v4i32
626                              (bitconvert
627                               (v4f32 (scalar_to_vector
628                                       (f32 (load node:$addr)))))))),
629                           (v2i64 (z_vzero))))>;
630def z_vllezf64 : PatFrag<(ops node:$addr),
631                         (z_merge_high
632                          (scalar_to_vector (f64 (load node:$addr))),
633                          (z_vzero))>;
634
635// Store one element of a vector.
636class z_vste<ValueType scalartype, SDPatternOperator store>
637  : PatFrag<(ops node:$vec, node:$addr, node:$index),
638            (store (scalartype (z_vector_extract node:$vec, node:$index)),
639                   node:$addr)>;
640def z_vstei8  : z_vste<i32, truncstorei8>;
641def z_vstei16 : z_vste<i32, truncstorei16>;
642def z_vstei32 : z_vste<i32, store>;
643def z_vstei64 : z_vste<i64, store>;
644def z_vstef32 : z_vste<f32, store>;
645def z_vstef64 : z_vste<f64, store>;
646
647// Arithmetic negation on vectors.
648def z_vneg : PatFrag<(ops node:$x), (sub (z_vzero), node:$x)>;
649
650// Bitwise negation on vectors.
651def z_vnot : PatFrag<(ops node:$x), (xor node:$x, (z_vones))>;
652
653// Signed "integer greater than zero" on vectors.
654def z_vicmph_zero : PatFrag<(ops node:$x), (z_vicmph node:$x, (z_vzero))>;
655
656// Signed "integer less than zero" on vectors.
657def z_vicmpl_zero : PatFrag<(ops node:$x), (z_vicmph (z_vzero), node:$x)>;
658
659// Integer absolute on vectors.
660class z_viabs<int shift>
661  : PatFrag<(ops node:$src),
662            (xor (add node:$src, (z_vsra_by_scalar node:$src, (i32 shift))),
663                 (z_vsra_by_scalar node:$src, (i32 shift)))>;
664def z_viabs8  : z_viabs<7>;
665def z_viabs16 : z_viabs<15>;
666def z_viabs32 : z_viabs<31>;
667def z_viabs64 : z_viabs<63>;
668
669// Sign-extend the i64 elements of a vector.
670class z_vse<int shift>
671  : PatFrag<(ops node:$src),
672            (z_vsra_by_scalar (z_vshl_by_scalar node:$src, shift), shift)>;
673def z_vsei8  : z_vse<56>;
674def z_vsei16 : z_vse<48>;
675def z_vsei32 : z_vse<32>;
676
677// ...and again with the extensions being done on individual i64 scalars.
678class z_vse_by_parts<SDPatternOperator operator, int index1, int index2>
679  : PatFrag<(ops node:$src),
680            (z_join_dwords
681             (operator (z_vector_extract node:$src, index1)),
682             (operator (z_vector_extract node:$src, index2)))>;
683def z_vsei8_by_parts  : z_vse_by_parts<sext8dbl, 7, 15>;
684def z_vsei16_by_parts : z_vse_by_parts<sext16dbl, 3, 7>;
685def z_vsei32_by_parts : z_vse_by_parts<sext32, 1, 3>;
686