lib/Target/SystemZ/SystemZOperators.td

   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 //===----------------------------------------------------------------------===//
  13 def SDT_CallSeqStart        : SDCallSeqStart<[SDTCisVT<0, i64>]>;
  14 def SDT_CallSeqEnd          : SDCallSeqEnd<[SDTCisVT<0, i64>,
  15                                             SDTCisVT<1, i64>]>;
  16 def SDT_ZCall               : SDTypeProfile<0, -1, [SDTCisPtrTy<0>]>;
  17 def SDT_ZCmp                : SDTypeProfile<0, 2, [SDTCisSameAs<0, 1>]>;
  18 def SDT_ZICmp               : SDTypeProfile<0, 3,
  19                                             [SDTCisSameAs<0, 1>,
  20                                              SDTCisVT<2, i32>]>;
  21 def SDT_ZBRCCMask           : SDTypeProfile<0, 3,
  22                                             [SDTCisVT<0, i32>,
  23                                              SDTCisVT<1, i32>,
  24                                              SDTCisVT<2, OtherVT>]>;
  25 def SDT_ZSelectCCMask       : SDTypeProfile<1, 4,
  26                                             [SDTCisSameAs<0, 1>,
  27                                              SDTCisSameAs<1, 2>,
  28                                              SDTCisVT<3, i32>,
  29                                              SDTCisVT<4, i32>]>;
  30 def SDT_ZWrapPtr            : SDTypeProfile<1, 1,
  31                                             [SDTCisSameAs<0, 1>,
  32                                              SDTCisPtrTy<0>]>;
  33 def SDT_ZWrapOffset         : SDTypeProfile<1, 2,
  34                                             [SDTCisSameAs<0, 1>,
  35                                              SDTCisSameAs<0, 2>,
  36                                              SDTCisPtrTy<0>]>;
  37 def SDT_ZAdjDynAlloc        : SDTypeProfile<1, 0, [SDTCisVT<0, i64>]>;
  38 def SDT_ZExtractAccess      : SDTypeProfile<1, 1,
  39                                             [SDTCisVT<0, i32>,
  40                                              SDTCisVT<1, i32>]>;
  41 def SDT_ZGR128Binary32      : SDTypeProfile<1, 2,
  42                                             [SDTCisVT<0, untyped>,
  43                                              SDTCisVT<1, untyped>,
  44                                              SDTCisVT<2, i32>]>;
  45 def SDT_ZGR128Binary64      : SDTypeProfile<1, 2,
  46                                             [SDTCisVT<0, untyped>,
  47                                              SDTCisVT<1, untyped>,
  48                                              SDTCisVT<2, i64>]>;
  49 def SDT_ZAtomicLoadBinaryW  : SDTypeProfile<1, 5,
  50                                             [SDTCisVT<0, i32>,
  51                                              SDTCisPtrTy<1>,
  52                                              SDTCisVT<2, i32>,
  53                                              SDTCisVT<3, i32>,
  54                                              SDTCisVT<4, i32>,
  55                                              SDTCisVT<5, i32>]>;
  56 def SDT_ZAtomicCmpSwapW     : SDTypeProfile<1, 6,
  57                                             [SDTCisVT<0, i32>,
  58                                              SDTCisPtrTy<1>,
  59                                              SDTCisVT<2, i32>,
  60                                              SDTCisVT<3, i32>,
  61                                              SDTCisVT<4, i32>,
  62                                              SDTCisVT<5, i32>,
  63                                              SDTCisVT<6, i32>]>;
  64 def SDT_ZMemMemLength       : SDTypeProfile<0, 3,
  65                                             [SDTCisPtrTy<0>,
  66                                              SDTCisPtrTy<1>,
  67                                              SDTCisVT<2, i64>]>;
  68 def SDT_ZMemMemLoop         : SDTypeProfile<0, 4,
  69                                             [SDTCisPtrTy<0>,
  70                                              SDTCisPtrTy<1>,
  71                                              SDTCisVT<2, i64>,
  72                                              SDTCisVT<3, i64>]>;
  73 def SDT_ZString             : SDTypeProfile<1, 3,
  74                                             [SDTCisPtrTy<0>,
  75                                              SDTCisPtrTy<1>,
  76                                              SDTCisPtrTy<2>,
  77                                              SDTCisVT<3, i32>]>;
  78 def SDT_ZI32Intrinsic       : SDTypeProfile<1, 0, [SDTCisVT<0, i32>]>;
  79 def SDT_ZPrefetch           : SDTypeProfile<0, 2,
  80                                             [SDTCisVT<0, i32>,
  81                                              SDTCisPtrTy<1>]>;
  82 def SDT_ZTBegin             : SDTypeProfile<0, 2,
  83                                             [SDTCisPtrTy<0>,
  84                                              SDTCisVT<1, i32>]>;
  85 def SDT_ZInsertVectorElt    : SDTypeProfile<1, 3,
  86                                             [SDTCisVec<0>,
  87                                              SDTCisSameAs<0, 1>,
  88                                              SDTCisVT<3, i32>]>;
  89 def SDT_ZExtractVectorElt   : SDTypeProfile<1, 2,
  90                                             [SDTCisVec<1>,
  91                                              SDTCisVT<2, i32>]>;
  92 def SDT_ZReplicate          : SDTypeProfile<1, 1,
  93                                             [SDTCisVec<0>]>;
  94 def SDT_ZVecUnaryConv       : SDTypeProfile<1, 1,
  95                                             [SDTCisVec<0>,
  96                                              SDTCisVec<1>]>;
  97 def SDT_ZVecUnary           : SDTypeProfile<1, 1,
  98                                             [SDTCisVec<0>,
  99                                              SDTCisSameAs<0, 1>]>;
 100 def SDT_ZVecBinary          : SDTypeProfile<1, 2,
 101                                             [SDTCisVec<0>,
 102                                              SDTCisSameAs<0, 1>,
 103                                              SDTCisSameAs<0, 2>]>;
 104 def SDT_ZVecBinaryInt       : SDTypeProfile<1, 2,
 105                                             [SDTCisVec<0>,
 106                                              SDTCisSameAs<0, 1>,
 107                                              SDTCisVT<2, i32>]>;
 108 def SDT_ZVecBinaryConv      : SDTypeProfile<1, 2,
 109                                             [SDTCisVec<0>,
 110                                              SDTCisVec<1>,
 111                                              SDTCisSameAs<1, 2>]>;
 112 def SDT_ZVecBinaryConvInt   : SDTypeProfile<1, 2,
 113                                             [SDTCisVec<0>,
 114                                              SDTCisVec<1>,
 115                                              SDTCisVT<2, i32>]>;
 116 def SDT_ZRotateMask         : SDTypeProfile<1, 2,
 117                                             [SDTCisVec<0>,
 118                                              SDTCisVT<1, i32>,
 119                                              SDTCisVT<2, i32>]>;
 120 def SDT_ZJoinDwords         : SDTypeProfile<1, 2,
 121                                             [SDTCisVT<0, v2i64>,
 122                                              SDTCisVT<1, i64>,
 123                                              SDTCisVT<2, i64>]>;
 124 def SDT_ZVecTernary         : SDTypeProfile<1, 3,
 125                                             [SDTCisVec<0>,
 126                                              SDTCisSameAs<0, 1>,
 127                                              SDTCisSameAs<0, 2>,
 128                                              SDTCisSameAs<0, 3>]>;
 129 def SDT_ZVecTernaryInt      : SDTypeProfile<1, 3,
 130                                             [SDTCisVec<0>,
 131                                              SDTCisSameAs<0, 1>,
 132                                              SDTCisSameAs<0, 2>,
 133                                              SDTCisVT<3, i32>]>;
 134 def SDT_ZVecQuaternaryInt   : SDTypeProfile<1, 4,
 135                                             [SDTCisVec<0>,
 136                                              SDTCisSameAs<0, 1>,
 137                                              SDTCisSameAs<0, 2>,
 138                                              SDTCisSameAs<0, 3>,
 139                                              SDTCisVT<4, i32>]>;
 140
 141 //===----------------------------------------------------------------------===//
 142 // Node definitions
 143 //===----------------------------------------------------------------------===//
 144
 145 // These are target-independent nodes, but have target-specific formats.
 146 def callseq_start       : SDNode<"ISD::CALLSEQ_START", SDT_CallSeqStart,
 147                                  [SDNPHasChain, SDNPSideEffect, SDNPOutGlue]>;
 148 def callseq_end         : SDNode<"ISD::CALLSEQ_END",   SDT_CallSeqEnd,
 149                                  [SDNPHasChain, SDNPSideEffect, SDNPOptInGlue,
 150                                   SDNPOutGlue]>;
 151 def global_offset_table : SDNode<"ISD::GLOBAL_OFFSET_TABLE", SDTPtrLeaf>;
 152
 153 // Nodes for SystemZISD::*.  See SystemZISelLowering.h for more details.
 154 def z_retflag           : SDNode<"SystemZISD::RET_FLAG", SDTNone,
 155                                  [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
 156 def z_call              : SDNode<"SystemZISD::CALL", SDT_ZCall,
 157                                  [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
 158                                   SDNPVariadic]>;
 159 def z_sibcall           : SDNode<"SystemZISD::SIBCALL", SDT_ZCall,
 160                                  [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
 161                                   SDNPVariadic]>;
 162 def z_tls_gdcall        : SDNode<"SystemZISD::TLS_GDCALL", SDT_ZCall,
 163                                  [SDNPHasChain, SDNPInGlue, SDNPOutGlue,
 164                                   SDNPVariadic]>;
 165 def z_tls_ldcall        : SDNode<"SystemZISD::TLS_LDCALL", SDT_ZCall,
 166                                  [SDNPHasChain, SDNPInGlue, SDNPOutGlue,
 167                                   SDNPVariadic]>;
 168 def z_pcrel_wrapper     : SDNode<"SystemZISD::PCREL_WRAPPER", SDT_ZWrapPtr, []>;
 169 def z_pcrel_offset      : SDNode<"SystemZISD::PCREL_OFFSET",
 170                                  SDT_ZWrapOffset, []>;
 171 def z_iabs              : SDNode<"SystemZISD::IABS", SDTIntUnaryOp, []>;
 172 def z_icmp              : SDNode<"SystemZISD::ICMP", SDT_ZICmp, [SDNPOutGlue]>;
 173 def z_fcmp              : SDNode<"SystemZISD::FCMP", SDT_ZCmp, [SDNPOutGlue]>;
 174 def z_tm                : SDNode<"SystemZISD::TM", SDT_ZICmp, [SDNPOutGlue]>;
 175 def z_br_ccmask         : SDNode<"SystemZISD::BR_CCMASK", SDT_ZBRCCMask,
 176                                  [SDNPHasChain, SDNPInGlue]>;
 177 def z_select_ccmask     : SDNode<"SystemZISD::SELECT_CCMASK", SDT_ZSelectCCMask,
 178                                  [SDNPInGlue]>;
 179 def z_adjdynalloc       : SDNode<"SystemZISD::ADJDYNALLOC", SDT_ZAdjDynAlloc>;
 180 def z_extract_access    : SDNode<"SystemZISD::EXTRACT_ACCESS",
 181                                  SDT_ZExtractAccess>;
 182 def z_popcnt            : SDNode<"SystemZISD::POPCNT", SDTIntUnaryOp>;
 183 def z_umul_lohi64       : SDNode<"SystemZISD::UMUL_LOHI64", SDT_ZGR128Binary64>;
 184 def z_sdivrem32         : SDNode<"SystemZISD::SDIVREM32", SDT_ZGR128Binary32>;
 185 def z_sdivrem64         : SDNode<"SystemZISD::SDIVREM64", SDT_ZGR128Binary64>;
 186 def z_udivrem32         : SDNode<"SystemZISD::UDIVREM32", SDT_ZGR128Binary32>;
 187 def z_udivrem64         : SDNode<"SystemZISD::UDIVREM64", SDT_ZGR128Binary64>;
 188
 189 def z_serialize         : SDNode<"SystemZISD::SERIALIZE", SDTNone,
 190                                  [SDNPHasChain, SDNPMayStore]>;
 191
 192 // Defined because the index is an i32 rather than a pointer.
 193 def z_vector_insert     : SDNode<"ISD::INSERT_VECTOR_ELT",
 194                                  SDT_ZInsertVectorElt>;
 195 def z_vector_extract    : SDNode<"ISD::EXTRACT_VECTOR_ELT",
 196                                  SDT_ZExtractVectorElt>;
 197 def z_byte_mask         : SDNode<"SystemZISD::BYTE_MASK", SDT_ZReplicate>;
 198 def z_rotate_mask       : SDNode<"SystemZISD::ROTATE_MASK", SDT_ZRotateMask>;
 199 def z_replicate         : SDNode<"SystemZISD::REPLICATE", SDT_ZReplicate>;
 200 def z_join_dwords       : SDNode<"SystemZISD::JOIN_DWORDS", SDT_ZJoinDwords>;
 201 def z_splat             : SDNode<"SystemZISD::SPLAT", SDT_ZVecBinaryInt>;
 202 def z_merge_high        : SDNode<"SystemZISD::MERGE_HIGH", SDT_ZVecBinary>;
 203 def z_merge_low         : SDNode<"SystemZISD::MERGE_LOW", SDT_ZVecBinary>;
 204 def z_shl_double        : SDNode<"SystemZISD::SHL_DOUBLE", SDT_ZVecTernaryInt>;
 205 def z_permute_dwords    : SDNode<"SystemZISD::PERMUTE_DWORDS",
 206                                  SDT_ZVecTernaryInt>;
 207 def z_permute           : SDNode<"SystemZISD::PERMUTE", SDT_ZVecTernary>;
 208 def z_pack              : SDNode<"SystemZISD::PACK", SDT_ZVecBinaryConv>;
 209 def z_packs_cc          : SDNode<"SystemZISD::PACKS_CC", SDT_ZVecBinaryConv,
 210                                  [SDNPOutGlue]>;
 211 def z_packls_cc         : SDNode<"SystemZISD::PACKLS_CC", SDT_ZVecBinaryConv,
 212                                  [SDNPOutGlue]>;
 213 def z_unpack_high       : SDNode<"SystemZISD::UNPACK_HIGH", SDT_ZVecUnaryConv>;
 214 def z_unpackl_high      : SDNode<"SystemZISD::UNPACKL_HIGH", SDT_ZVecUnaryConv>;
 215 def z_unpack_low        : SDNode<"SystemZISD::UNPACK_LOW", SDT_ZVecUnaryConv>;
 216 def z_unpackl_low       : SDNode<"SystemZISD::UNPACKL_LOW", SDT_ZVecUnaryConv>;
 217 def z_vshl_by_scalar    : SDNode<"SystemZISD::VSHL_BY_SCALAR",
 218                                  SDT_ZVecBinaryInt>;
 219 def z_vsrl_by_scalar    : SDNode<"SystemZISD::VSRL_BY_SCALAR",
 220                                  SDT_ZVecBinaryInt>;
 221 def z_vsra_by_scalar    : SDNode<"SystemZISD::VSRA_BY_SCALAR",
 222                                  SDT_ZVecBinaryInt>;
 223 def z_vsum              : SDNode<"SystemZISD::VSUM", SDT_ZVecBinaryConv>;
 224 def z_vicmpe            : SDNode<"SystemZISD::VICMPE", SDT_ZVecBinary>;
 225 def z_vicmph            : SDNode<"SystemZISD::VICMPH", SDT_ZVecBinary>;
 226 def z_vicmphl           : SDNode<"SystemZISD::VICMPHL", SDT_ZVecBinary>;
 227 def z_vicmpes           : SDNode<"SystemZISD::VICMPES", SDT_ZVecBinary,
 228                                  [SDNPOutGlue]>;
 229 def z_vicmphs           : SDNode<"SystemZISD::VICMPHS", SDT_ZVecBinary,
 230                                  [SDNPOutGlue]>;
 231 def z_vicmphls          : SDNode<"SystemZISD::VICMPHLS", SDT_ZVecBinary,
 232                                  [SDNPOutGlue]>;
 233 def z_vfcmpe            : SDNode<"SystemZISD::VFCMPE", SDT_ZVecBinaryConv>;
 234 def z_vfcmph            : SDNode<"SystemZISD::VFCMPH", SDT_ZVecBinaryConv>;
 235 def z_vfcmphe           : SDNode<"SystemZISD::VFCMPHE", SDT_ZVecBinaryConv>;
 236 def z_vfcmpes           : SDNode<"SystemZISD::VFCMPES", SDT_ZVecBinaryConv,
 237                                  [SDNPOutGlue]>;
 238 def z_vfcmphs           : SDNode<"SystemZISD::VFCMPHS", SDT_ZVecBinaryConv,
 239                                  [SDNPOutGlue]>;
 240 def z_vfcmphes          : SDNode<"SystemZISD::VFCMPHES", SDT_ZVecBinaryConv,
 241                                  [SDNPOutGlue]>;
 242 def z_vextend           : SDNode<"SystemZISD::VEXTEND", SDT_ZVecUnaryConv>;
 243 def z_vround            : SDNode<"SystemZISD::VROUND", SDT_ZVecUnaryConv>;
 244 def z_vtm               : SDNode<"SystemZISD::VTM", SDT_ZCmp, [SDNPOutGlue]>;
 245 def z_vfae_cc           : SDNode<"SystemZISD::VFAE_CC", SDT_ZVecTernaryInt,
 246                                  [SDNPOutGlue]>;
 247 def z_vfaez_cc          : SDNode<"SystemZISD::VFAEZ_CC", SDT_ZVecTernaryInt,
 248                                  [SDNPOutGlue]>;
 249 def z_vfee_cc           : SDNode<"SystemZISD::VFEE_CC", SDT_ZVecBinary,
 250                                  [SDNPOutGlue]>;
 251 def z_vfeez_cc          : SDNode<"SystemZISD::VFEEZ_CC", SDT_ZVecBinary,
 252                                  [SDNPOutGlue]>;
 253 def z_vfene_cc          : SDNode<"SystemZISD::VFENE_CC", SDT_ZVecBinary,
 254                                  [SDNPOutGlue]>;
 255 def z_vfenez_cc         : SDNode<"SystemZISD::VFENEZ_CC", SDT_ZVecBinary,
 256                                  [SDNPOutGlue]>;
 257 def z_vistr_cc          : SDNode<"SystemZISD::VISTR_CC", SDT_ZVecUnary,
 258                                  [SDNPOutGlue]>;
 259 def z_vstrc_cc          : SDNode<"SystemZISD::VSTRC_CC", SDT_ZVecQuaternaryInt,
 260                                  [SDNPOutGlue]>;
 261 def z_vstrcz_cc         : SDNode<"SystemZISD::VSTRCZ_CC",
 262                                  SDT_ZVecQuaternaryInt, [SDNPOutGlue]>;
 263 def z_vftci             : SDNode<"SystemZISD::VFTCI", SDT_ZVecBinaryConvInt,
 264                                  [SDNPOutGlue]>;
 265
 266 class AtomicWOp<string name, SDTypeProfile profile = SDT_ZAtomicLoadBinaryW>
 267   : SDNode<"SystemZISD::"##name, profile,
 268            [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>;
 269
 270 def z_atomic_swapw      : AtomicWOp<"ATOMIC_SWAPW">;
 271 def z_atomic_loadw_add  : AtomicWOp<"ATOMIC_LOADW_ADD">;
 272 def z_atomic_loadw_sub  : AtomicWOp<"ATOMIC_LOADW_SUB">;
 273 def z_atomic_loadw_and  : AtomicWOp<"ATOMIC_LOADW_AND">;
 274 def z_atomic_loadw_or   : AtomicWOp<"ATOMIC_LOADW_OR">;
 275 def z_atomic_loadw_xor  : AtomicWOp<"ATOMIC_LOADW_XOR">;
 276 def z_atomic_loadw_nand : AtomicWOp<"ATOMIC_LOADW_NAND">;
 277 def z_atomic_loadw_min  : AtomicWOp<"ATOMIC_LOADW_MIN">;
 278 def z_atomic_loadw_max  : AtomicWOp<"ATOMIC_LOADW_MAX">;
 279 def z_atomic_loadw_umin : AtomicWOp<"ATOMIC_LOADW_UMIN">;
 280 def z_atomic_loadw_umax : AtomicWOp<"ATOMIC_LOADW_UMAX">;
 281 def z_atomic_cmp_swapw  : AtomicWOp<"ATOMIC_CMP_SWAPW", SDT_ZAtomicCmpSwapW>;
 282
 283 def z_mvc               : SDNode<"SystemZISD::MVC", SDT_ZMemMemLength,
 284                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
 285 def z_mvc_loop          : SDNode<"SystemZISD::MVC_LOOP", SDT_ZMemMemLoop,
 286                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
 287 def z_nc                : SDNode<"SystemZISD::NC", SDT_ZMemMemLength,
 288                                   [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
 289 def z_nc_loop           : SDNode<"SystemZISD::NC_LOOP", SDT_ZMemMemLoop,
 290                                   [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
 291 def z_oc                : SDNode<"SystemZISD::OC", SDT_ZMemMemLength,
 292                                   [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
 293 def z_oc_loop           : SDNode<"SystemZISD::OC_LOOP", SDT_ZMemMemLoop,
 294                                   [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
 295 def z_xc                : SDNode<"SystemZISD::XC", SDT_ZMemMemLength,
 296                                   [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
 297 def z_xc_loop           : SDNode<"SystemZISD::XC_LOOP", SDT_ZMemMemLoop,
 298                                   [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
 299 def z_clc               : SDNode<"SystemZISD::CLC", SDT_ZMemMemLength,
 300                                  [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>;
 301 def z_clc_loop          : SDNode<"SystemZISD::CLC_LOOP", SDT_ZMemMemLoop,
 302                                  [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>;
 303 def z_strcmp            : SDNode<"SystemZISD::STRCMP", SDT_ZString,
 304                                  [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>;
 305 def z_stpcpy            : SDNode<"SystemZISD::STPCPY", SDT_ZString,
 306                                  [SDNPHasChain, SDNPMayStore, SDNPMayLoad]>;
 307 def z_search_string     : SDNode<"SystemZISD::SEARCH_STRING", SDT_ZString,
 308                                  [SDNPHasChain, SDNPOutGlue, SDNPMayLoad]>;
 309 def z_ipm               : SDNode<"SystemZISD::IPM", SDT_ZI32Intrinsic,
 310                                  [SDNPInGlue]>;
 311 def z_prefetch          : SDNode<"SystemZISD::PREFETCH", SDT_ZPrefetch,
 312                                  [SDNPHasChain, SDNPMayLoad, SDNPMayStore,
 313                                   SDNPMemOperand]>;
 314
 315 def z_tbegin            : SDNode<"SystemZISD::TBEGIN", SDT_ZTBegin,
 316                                  [SDNPHasChain, SDNPOutGlue, SDNPMayStore,
 317                                   SDNPSideEffect]>;
 318 def z_tbegin_nofloat    : SDNode<"SystemZISD::TBEGIN_NOFLOAT", SDT_ZTBegin,
 319                                  [SDNPHasChain, SDNPOutGlue, SDNPMayStore,
 320                                   SDNPSideEffect]>;
 321 def z_tend              : SDNode<"SystemZISD::TEND", SDTNone,
 322                                  [SDNPHasChain, SDNPOutGlue, SDNPSideEffect]>;
 323
 324 def z_vshl              : SDNode<"ISD::SHL", SDT_ZVecBinary>;
 325 def z_vsra              : SDNode<"ISD::SRA", SDT_ZVecBinary>;
 326 def z_vsrl              : SDNode<"ISD::SRL", SDT_ZVecBinary>;
 327
 328 //===----------------------------------------------------------------------===//
 329 // Pattern fragments
 330 //===----------------------------------------------------------------------===//
 331
 332 // Signed and unsigned comparisons.
 333 def z_scmp : PatFrag<(ops node:$a, node:$b), (z_icmp node:$a, node:$b, imm), [{
 334   unsigned Type = cast<ConstantSDNode>(N->getOperand(2))->getZExtValue();
 335   return Type != SystemZICMP::UnsignedOnly;
 336 }]>;
 337 def z_ucmp : PatFrag<(ops node:$a, node:$b), (z_icmp node:$a, node:$b, imm), [{
 338   unsigned Type = cast<ConstantSDNode>(N->getOperand(2))->getZExtValue();
 339   return Type != SystemZICMP::SignedOnly;
 340 }]>;
 341
 342 // Register- and memory-based TEST UNDER MASK.
 343 def z_tm_reg : PatFrag<(ops node:$a, node:$b), (z_tm node:$a, node:$b, imm)>;
 344 def z_tm_mem : PatFrag<(ops node:$a, node:$b), (z_tm node:$a, node:$b, 0)>;
 345
 346 // Register sign-extend operations.  Sub-32-bit values are represented as i32s.
 347 def sext8  : PatFrag<(ops node:$src), (sext_inreg node:$src, i8)>;
 348 def sext16 : PatFrag<(ops node:$src), (sext_inreg node:$src, i16)>;
 349 def sext32 : PatFrag<(ops node:$src), (sext (i32 node:$src))>;
 350
 351 // Match extensions of an i32 to an i64, followed by an in-register sign
 352 // extension from a sub-i32 value.
 353 def sext8dbl : PatFrag<(ops node:$src), (sext8 (anyext node:$src))>;
 354 def sext16dbl : PatFrag<(ops node:$src), (sext16 (anyext node:$src))>;
 355
 356 // Register zero-extend operations.  Sub-32-bit values are represented as i32s.
 357 def zext8  : PatFrag<(ops node:$src), (and node:$src, 0xff)>;
 358 def zext16 : PatFrag<(ops node:$src), (and node:$src, 0xffff)>;
 359 def zext32 : PatFrag<(ops node:$src), (zext (i32 node:$src))>;
 360
 361 // Match extensions of an i32 to an i64, followed by an AND of the low
 362 // i8 or i16 part.
 363 def zext8dbl : PatFrag<(ops node:$src), (zext8 (anyext node:$src))>;
 364 def zext16dbl : PatFrag<(ops node:$src), (zext16 (anyext node:$src))>;
 365
 366 // Typed floating-point loads.
 367 def loadf32 : PatFrag<(ops node:$src), (f32 (load node:$src))>;
 368 def loadf64 : PatFrag<(ops node:$src), (f64 (load node:$src))>;
 369
 370 // Extending loads in which the extension type can be signed.
 371 def asextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{
 372   unsigned Type = cast<LoadSDNode>(N)->getExtensionType();
 373   return Type == ISD::EXTLOAD || Type == ISD::SEXTLOAD;
 374 }]>;
 375 def asextloadi8 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{
 376   return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8;
 377 }]>;
 378 def asextloadi16 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{
 379   return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16;
 380 }]>;
 381 def asextloadi32 : PatFrag<(ops node:$ptr), (asextload node:$ptr), [{
 382   return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32;
 383 }]>;
 384
 385 // Extending loads in which the extension type can be unsigned.
 386 def azextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{
 387   unsigned Type = cast<LoadSDNode>(N)->getExtensionType();
 388   return Type == ISD::EXTLOAD || Type == ISD::ZEXTLOAD;
 389 }]>;
 390 def azextloadi8 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{
 391   return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8;
 392 }]>;
 393 def azextloadi16 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{
 394   return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16;
 395 }]>;
 396 def azextloadi32 : PatFrag<(ops node:$ptr), (azextload node:$ptr), [{
 397   return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32;
 398 }]>;
 399
 400 // Extending loads in which the extension type doesn't matter.
 401 def anyextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{
 402   return cast<LoadSDNode>(N)->getExtensionType() != ISD::NON_EXTLOAD;
 403 }]>;
 404 def anyextloadi8 : PatFrag<(ops node:$ptr), (anyextload node:$ptr), [{
 405   return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8;
 406 }]>;
 407 def anyextloadi16 : PatFrag<(ops node:$ptr), (anyextload node:$ptr), [{
 408   return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16;
 409 }]>;
 410 def anyextloadi32 : PatFrag<(ops node:$ptr), (anyextload node:$ptr), [{
 411   return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32;
 412 }]>;
 413
 414 // Aligned loads.
 415 class AlignedLoad<SDPatternOperator load>
 416   : PatFrag<(ops node:$addr), (load node:$addr), [{
 417   auto *Load = cast<LoadSDNode>(N);
 418   return Load->getAlignment() >= Load->getMemoryVT().getStoreSize();
 419 }]>;
 420 def aligned_load         : AlignedLoad<load>;
 421 def aligned_asextloadi16 : AlignedLoad<asextloadi16>;
 422 def aligned_asextloadi32 : AlignedLoad<asextloadi32>;
 423 def aligned_azextloadi16 : AlignedLoad<azextloadi16>;
 424 def aligned_azextloadi32 : AlignedLoad<azextloadi32>;
 425
 426 // Aligned stores.
 427 class AlignedStore<SDPatternOperator store>
 428   : PatFrag<(ops node:$src, node:$addr), (store node:$src, node:$addr), [{
 429   auto *Store = cast<StoreSDNode>(N);
 430   return Store->getAlignment() >= Store->getMemoryVT().getStoreSize();
 431 }]>;
 432 def aligned_store         : AlignedStore<store>;
 433 def aligned_truncstorei16 : AlignedStore<truncstorei16>;
 434 def aligned_truncstorei32 : AlignedStore<truncstorei32>;
 435
 436 // Non-volatile loads.  Used for instructions that might access the storage
 437 // location multiple times.
 438 class NonvolatileLoad<SDPatternOperator load>
 439   : PatFrag<(ops node:$addr), (load node:$addr), [{
 440   auto *Load = cast<LoadSDNode>(N);
 441   return !Load->isVolatile();
 442 }]>;
 443 def nonvolatile_load          : NonvolatileLoad<load>;
 444 def nonvolatile_anyextloadi8  : NonvolatileLoad<anyextloadi8>;
 445 def nonvolatile_anyextloadi16 : NonvolatileLoad<anyextloadi16>;
 446 def nonvolatile_anyextloadi32 : NonvolatileLoad<anyextloadi32>;
 447
 448 // Non-volatile stores.
 449 class NonvolatileStore<SDPatternOperator store>
 450   : PatFrag<(ops node:$src, node:$addr), (store node:$src, node:$addr), [{
 451   auto *Store = cast<StoreSDNode>(N);
 452   return !Store->isVolatile();
 453 }]>;
 454 def nonvolatile_store         : NonvolatileStore<store>;
 455 def nonvolatile_truncstorei8  : NonvolatileStore<truncstorei8>;
 456 def nonvolatile_truncstorei16 : NonvolatileStore<truncstorei16>;
 457 def nonvolatile_truncstorei32 : NonvolatileStore<truncstorei32>;
 458
 459 // A store of a load that can be implemented using MVC.
 460 def mvc_store : PatFrag<(ops node:$value, node:$addr),
 461                         (unindexedstore node:$value, node:$addr),
 462                         [{ return storeLoadCanUseMVC(N); }]>;
 463
 464 // Binary read-modify-write operations on memory in which the other
 465 // operand is also memory and for which block operations like NC can
 466 // be used.  There are two patterns for each operator, depending on
 467 // which operand contains the "other" load.
 468 multiclass block_op<SDPatternOperator operator> {
 469   def "1" : PatFrag<(ops node:$value, node:$addr),
 470                     (unindexedstore (operator node:$value,
 471                                               (unindexedload node:$addr)),
 472                                     node:$addr),
 473                     [{ return storeLoadCanUseBlockBinary(N, 0); }]>;
 474   def "2" : PatFrag<(ops node:$value, node:$addr),
 475                     (unindexedstore (operator (unindexedload node:$addr),
 476                                               node:$value),
 477                                     node:$addr),
 478                     [{ return storeLoadCanUseBlockBinary(N, 1); }]>;
 479 }
 480 defm block_and : block_op<and>;
 481 defm block_or  : block_op<or>;
 482 defm block_xor : block_op<xor>;
 483
 484 // Insertions.
 485 def inserti8 : PatFrag<(ops node:$src1, node:$src2),
 486                        (or (and node:$src1, -256), node:$src2)>;
 487 def insertll : PatFrag<(ops node:$src1, node:$src2),
 488                        (or (and node:$src1, 0xffffffffffff0000), node:$src2)>;
 489 def insertlh : PatFrag<(ops node:$src1, node:$src2),
 490                        (or (and node:$src1, 0xffffffff0000ffff), node:$src2)>;
 491 def inserthl : PatFrag<(ops node:$src1, node:$src2),
 492                        (or (and node:$src1, 0xffff0000ffffffff), node:$src2)>;
 493 def inserthh : PatFrag<(ops node:$src1, node:$src2),
 494                        (or (and node:$src1, 0x0000ffffffffffff), node:$src2)>;
 495 def insertlf : PatFrag<(ops node:$src1, node:$src2),
 496                        (or (and node:$src1, 0xffffffff00000000), node:$src2)>;
 497 def inserthf : PatFrag<(ops node:$src1, node:$src2),
 498                        (or (and node:$src1, 0x00000000ffffffff), node:$src2)>;
 499
 500 // ORs that can be treated as insertions.
 501 def or_as_inserti8 : PatFrag<(ops node:$src1, node:$src2),
 502                              (or node:$src1, node:$src2), [{
 503   unsigned BitWidth = N->getValueType(0).getScalarType().getSizeInBits();
 504   return CurDAG->MaskedValueIsZero(N->getOperand(0),
 505                                    APInt::getLowBitsSet(BitWidth, 8));
 506 }]>;
 507
 508 // ORs that can be treated as reversed insertions.
 509 def or_as_revinserti8 : PatFrag<(ops node:$src1, node:$src2),
 510                                 (or node:$src1, node:$src2), [{
 511   unsigned BitWidth = N->getValueType(0).getScalarType().getSizeInBits();
 512   return CurDAG->MaskedValueIsZero(N->getOperand(1),
 513                                    APInt::getLowBitsSet(BitWidth, 8));
 514 }]>;
 515
 516 // Negative integer absolute.
 517 def z_inegabs : PatFrag<(ops node:$src), (ineg (z_iabs node:$src))>;
 518
 519 // Integer absolute, matching the canonical form generated by DAGCombiner.
 520 def z_iabs32 : PatFrag<(ops node:$src),
 521                        (xor (add node:$src, (sra node:$src, (i32 31))),
 522                             (sra node:$src, (i32 31)))>;
 523 def z_iabs64 : PatFrag<(ops node:$src),
 524                        (xor (add node:$src, (sra node:$src, (i32 63))),
 525                             (sra node:$src, (i32 63)))>;
 526 def z_inegabs32 : PatFrag<(ops node:$src), (ineg (z_iabs32 node:$src))>;
 527 def z_inegabs64 : PatFrag<(ops node:$src), (ineg (z_iabs64 node:$src))>;
 528
 529 // Integer multiply-and-add
 530 def z_muladd : PatFrag<(ops node:$src1, node:$src2, node:$src3),
 531                        (add (mul node:$src1, node:$src2), node:$src3)>;
 532
 533 // Fused multiply-subtract, using the natural operand order.
 534 def fms : PatFrag<(ops node:$src1, node:$src2, node:$src3),
 535                   (fma node:$src1, node:$src2, (fneg node:$src3))>;
 536
 537 // Fused multiply-add and multiply-subtract, but with the order of the
 538 // operands matching SystemZ's MA and MS instructions.
 539 def z_fma : PatFrag<(ops node:$src1, node:$src2, node:$src3),
 540                     (fma node:$src2, node:$src3, node:$src1)>;
 541 def z_fms : PatFrag<(ops node:$src1, node:$src2, node:$src3),
 542                     (fma node:$src2, node:$src3, (fneg node:$src1))>;
 543
 544 // Floating-point negative absolute.
 545 def fnabs : PatFrag<(ops node:$ptr), (fneg (fabs node:$ptr))>;
 546
 547 // Create a unary operator that loads from memory and then performs
 548 // the given operation on it.
 549 class loadu<SDPatternOperator operator, SDPatternOperator load = load>
 550   : PatFrag<(ops node:$addr), (operator (load node:$addr))>;
 551
 552 // Create a store operator that performs the given unary operation
 553 // on the value before storing it.
 554 class storeu<SDPatternOperator operator, SDPatternOperator store = store>
 555   : PatFrag<(ops node:$value, node:$addr),
 556             (store (operator node:$value), node:$addr)>;
 557
 558 // Vector representation of all-zeros and all-ones.
 559 def z_vzero : PatFrag<(ops), (bitconvert (v16i8 (z_byte_mask (i32 0))))>;
 560 def z_vones : PatFrag<(ops), (bitconvert (v16i8 (z_byte_mask (i32 65535))))>;
 561
 562 // Load a scalar and replicate it in all elements of a vector.
 563 class z_replicate_load<ValueType scalartype, SDPatternOperator load>
 564   : PatFrag<(ops node:$addr),
 565             (z_replicate (scalartype (load node:$addr)))>;
 566 def z_replicate_loadi8  : z_replicate_load<i32, anyextloadi8>;
 567 def z_replicate_loadi16 : z_replicate_load<i32, anyextloadi16>;
 568 def z_replicate_loadi32 : z_replicate_load<i32, load>;
 569 def z_replicate_loadi64 : z_replicate_load<i64, load>;
 570 def z_replicate_loadf32 : z_replicate_load<f32, load>;
 571 def z_replicate_loadf64 : z_replicate_load<f64, load>;
 572
 573 // Load a scalar and insert it into a single element of a vector.
 574 class z_vle<ValueType scalartype, SDPatternOperator load>
 575   : PatFrag<(ops node:$vec, node:$addr, node:$index),
 576             (z_vector_insert node:$vec, (scalartype (load node:$addr)),
 577                              node:$index)>;
 578 def z_vlei8  : z_vle<i32, anyextloadi8>;
 579 def z_vlei16 : z_vle<i32, anyextloadi16>;
 580 def z_vlei32 : z_vle<i32, load>;
 581 def z_vlei64 : z_vle<i64, load>;
 582 def z_vlef32 : z_vle<f32, load>;
 583 def z_vlef64 : z_vle<f64, load>;
 584
 585 // Load a scalar and insert it into the low element of the high i64 of a
 586 // zeroed vector.
 587 class z_vllez<ValueType scalartype, SDPatternOperator load, int index>
 588   : PatFrag<(ops node:$addr),
 589             (z_vector_insert (z_vzero),
 590                              (scalartype (load node:$addr)), (i32 index))>;
 591 def z_vllezi8  : z_vllez<i32, anyextloadi8, 7>;
 592 def z_vllezi16 : z_vllez<i32, anyextloadi16, 3>;
 593 def z_vllezi32 : z_vllez<i32, load, 1>;
 594 def z_vllezi64 : PatFrag<(ops node:$addr),
 595                          (z_join_dwords (i64 (load node:$addr)), (i64 0))>;
 596 // We use high merges to form a v4f32 from four f32s.  Propagating zero
 597 // into all elements but index 1 gives this expression.
 598 def z_vllezf32 : PatFrag<(ops node:$addr),
 599                          (bitconvert
 600                           (z_merge_high
 601                            (v2i64
 602                             (z_unpackl_high
 603                              (v4i32
 604                               (bitconvert
 605                                (v4f32 (scalar_to_vector
 606                                        (f32 (load node:$addr)))))))),
 607                            (v2i64 (z_vzero))))>;
 608 def z_vllezf64 : PatFrag<(ops node:$addr),
 609                          (z_merge_high
 610                           (scalar_to_vector (f64 (load node:$addr))),
 611                           (z_vzero))>;
 612
 613 // Store one element of a vector.
 614 class z_vste<ValueType scalartype, SDPatternOperator store>
 615   : PatFrag<(ops node:$vec, node:$addr, node:$index),
 616             (store (scalartype (z_vector_extract node:$vec, node:$index)),
 617                    node:$addr)>;
 618 def z_vstei8  : z_vste<i32, truncstorei8>;
 619 def z_vstei16 : z_vste<i32, truncstorei16>;
 620 def z_vstei32 : z_vste<i32, store>;
 621 def z_vstei64 : z_vste<i64, store>;
 622 def z_vstef32 : z_vste<f32, store>;
 623 def z_vstef64 : z_vste<f64, store>;
 624
 625 // Arithmetic negation on vectors.
 626 def z_vneg : PatFrag<(ops node:$x), (sub (z_vzero), node:$x)>;
 627
 628 // Bitwise negation on vectors.
 629 def z_vnot : PatFrag<(ops node:$x), (xor node:$x, (z_vones))>;
 630
 631 // Signed "integer greater than zero" on vectors.
 632 def z_vicmph_zero : PatFrag<(ops node:$x), (z_vicmph node:$x, (z_vzero))>;
 633
 634 // Signed "integer less than zero" on vectors.
 635 def z_vicmpl_zero : PatFrag<(ops node:$x), (z_vicmph (z_vzero), node:$x)>;
 636
 637 // Integer absolute on vectors.
 638 class z_viabs<int shift>
 639   : PatFrag<(ops node:$src),
 640             (xor (add node:$src, (z_vsra_by_scalar node:$src, (i32 shift))),
 641                  (z_vsra_by_scalar node:$src, (i32 shift)))>;
 642 def z_viabs8  : z_viabs<7>;
 643 def z_viabs16 : z_viabs<15>;
 644 def z_viabs32 : z_viabs<31>;
 645 def z_viabs64 : z_viabs<63>;
 646
 647 // Sign-extend the i64 elements of a vector.
 648 class z_vse<int shift>
 649   : PatFrag<(ops node:$src),
 650             (z_vsra_by_scalar (z_vshl_by_scalar node:$src, shift), shift)>;
 651 def z_vsei8  : z_vse<56>;
 652 def z_vsei16 : z_vse<48>;
 653 def z_vsei32 : z_vse<32>;
 654
 655 // ...and again with the extensions being done on individual i64 scalars.
 656 class z_vse_by_parts<SDPatternOperator operator, int index1, int index2>
 657   : PatFrag<(ops node:$src),
 658             (z_join_dwords
 659              (operator (z_vector_extract node:$src, index1)),
 660              (operator (z_vector_extract node:$src, index2)))>;
 661 def z_vsei8_by_parts  : z_vse_by_parts<sext8dbl, 7, 15>;
 662 def z_vsei16_by_parts : z_vse_by_parts<sext16dbl, 3, 7>;
 663 def z_vsei32_by_parts : z_vse_by_parts<sext32, 1, 3>;