cpu/sh64-media.cpu

   1 ; Hitachi SHmedia instruction set description.  -*- Scheme -*-
   2 ;
   3 ; Copyright 2000, 2001 Free Software Foundation, Inc.
   4 ;
   5 ; Contributed by Red Hat Inc; developed under contract from Hitachi
   6 ; Semiconductor (America) Inc.
   7 ;
   8 ; This file is part of the GNU Binutils.
   9 ;
  10 ; This program is free software; you can redistribute it and/or modify
  11 ; it under the terms of the GNU General Public License as published by
  12 ; the Free Software Foundation; either version 2 of the License, or
  13 ; (at your option) any later version.
  14 ;
  15 ; This program is distributed in the hope that it will be useful,
  16 ; but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 ; GNU General Public License for more details.
  19 ;
  20 ; You should have received a copy of the GNU General Public License
  21 ; along with this program; if not, write to the Free Software
  22 ; Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.
  23
  24 \f
  25 ; dshmf -- define-normal-sh-media-field
  26
  27 (define-pmacro (dshmf xname xcomment ignored xstart xlength)
  28   (dnf xname xcomment ((ISA media)) xstart xlength))
  29
  30 ; dshmop -- define-normal-sh-media-operand
  31
  32 (define-pmacro (dshmop xname xcomment ignored xhardware xfield)
  33   (dnop xname xcomment ((ISA media)) xhardware xfield))
  34
  35 ; dnshmi -- define-normal-sh-media-insn
  36
  37 (define-pmacro (dshmi xname xcomment xattrs xsyntax xformat xsemantics)
  38   (define-insn
  39     (name xname)
  40     (comment xcomment)
  41     (.splice attrs (.unsplice xattrs) (ISA media))
  42     (syntax xsyntax)
  43     (format xformat)
  44     (semantics xsemantics)))
  45
  46 ; Saturation functions.
  47 ; Force a value `i' into words `n' bits wide.
  48 ; See Hitachi SH-5 CPU core, volume 2, p. 25 for details.
  49
  50 ; saturate -- signed saturatation function
  51
  52 (define-pmacro (saturate mode n i)
  53   (if mode (lt i (neg mode (sll mode 1 (sub n 1))))
  54       (neg (sll mode 1 (sub n 1)))
  55       (if mode (lt i (sll mode 1 (sub n 1)))
  56           i
  57           (sub mode (sll mode 1 (sub n 1)) 1))))
  58
  59 ; usaturate -- unsigned saturation function
  60
  61 (define-pmacro (usaturate mode n i)
  62   (if mode (lt i (const mode 0))
  63       (const mode 0)
  64       (if mode (lt i (sll mode 1 n))
  65           i
  66           (sub mode (sll mode 1 n) 1))))
  67
  68 \f
  69 ; Ifields.
  70
  71 (dshmf f-op          "Opcode"                       ()  31  6)
  72 (dshmf f-ext         "Extension opcode"             ()  19  4)
  73 (dshmf f-rsvd        "Reserved"             (RESERVED)   3  4)
  74
  75 (dshmf f-left        "Left register"                ()  25  6)
  76 (dshmf f-right       "Right register"               ()  15  6)
  77 (dshmf f-dest        "Destination register"         ()   9  6)
  78
  79 (define-multi-ifield
  80   (name f-left-right)
  81   (comment "Left and right matched register pair")
  82   (attrs (ISA media))
  83   (mode UINT)
  84   (subfields f-left f-right)
  85   (insert (sequence ()
  86                     (set (ifield f-left)
  87                          (and (ifield f-left-right) 63))
  88                     (set (ifield f-right)
  89                          (and (ifield f-left-right) 63))))
  90   (extract (set (ifield f-left-right) (ifield f-left)))
  91 )
  92
  93 (dshmf f-tra         "Target register"              ()   6  3)
  94 (dshmf f-trb         "Target register"              ()  22  3)
  95 (dshmf f-likely      "Likely bit"                   ()   9  1)
  96 (dshmf f-25          "Three unused bits at bit 25"  ()  25  3)
  97 (dshmf f-8-2         "Two unused bits at bit 8"     ()   8  2)
  98
  99 (df f-imm6   "Immediate value (6 bits)"      ((ISA media)) 15 6 INT #f #f)
 100 (df f-imm10  "Immediate value (10 bits)"     ((ISA media)) 19 10 INT #f #f)
 101 (df f-imm16  "Immediate value (16 bits)"     ((ISA media)) 25 16 INT #f #f)
 102
 103 (dshmf f-uimm6       "Immediate value (6 bits)"     ()  15  6)
 104 (dshmf f-uimm16      "Immediate value (16 bits)"    ()  25 16)
 105
 106 ; Various displacement fields.
 107 ; The 10 bit field, for example, has different scaling for displacements.
 108
 109 (df f-disp6          "Displacement (6 bits)"        ((ISA media)) 15 6 INT #f #f)
 110
 111 (df f-disp6x32       "Displacement (6 bits)"        ((ISA media)) 15 6 INT
 112     ((value pc) (sra SI value 5))
 113     ((value pc) (sll SI value 5)))
 114
 115 (df f-disp10         "Displacement (10 bits)"       ((ISA media)) 19 10 INT #f #f)
 116
 117 (df f-disp10x8       "Displacement (10 bits)"       ((ISA media)) 19 10 INT
 118     ((value pc) (sra SI value 3))
 119     ((value pc) (sll SI value 3)))
 120
 121 (df f-disp10x4       "Displacement (10 bits)"       ((ISA media)) 19 10 INT
 122     ((value pc) (sra SI value 2))
 123     ((value pc) (sll SI value 2)))
 124
 125 (df f-disp10x2       "Displacement (10 bits)"       ((ISA media)) 19 10 INT
 126     ((value pc) (sra SI value 1))
 127     ((value pc) (sll SI value 1)))
 128
 129 (df f-disp16         "Displacement (16 bits)"       ((ISA media) PCREL-ADDR) 25 16 INT
 130     ((value pc) (sra DI value 2))
 131     ((value pc) (add DI (sll DI value 2) pc)))
 132
 133 \f
 134 ; Operands.
 135
 136 (dshmop rm        "Left general purpose reg"            ()  h-gr    f-left)
 137 (dshmop rn        "Right general purpose reg"           ()  h-gr    f-right)
 138 (dshmop rd        "Destination general purpose reg"     ()  h-gr    f-dest)
 139
 140 (dshmop frg       "Left single precision register"      ()  h-fr    f-left)
 141 (dshmop frh       "Right single precision register"     ()  h-fr    f-right)
 142 (dshmop frf       "Destination single precision reg"    ()  h-fr    f-dest)
 143 (dshmop frgh      "Single precision register pair"      ()  h-fr    f-left-right)
 144
 145 (dshmop fpf       "Pair of single precision registers"  ()  h-fp    f-dest)
 146
 147 (dshmop fvg       "Left single precision vector"        ()  h-fv    f-left)
 148 (dshmop fvh       "Right single precision vector"       ()  h-fv    f-right)
 149 (dshmop fvf       "Destination single precision vector" ()  h-fv    f-dest)
 150 (dshmop mtrxg     "Left single precision matrix"        ()  h-fmtx  f-left)
 151
 152 (dshmop drg       "Left double precision register"      ()  h-dr    f-left)
 153 (dshmop drh       "Right double precision register"     ()  h-dr    f-right)
 154 (dshmop drf       "Destination double precision reg"    ()  h-dr    f-dest)
 155 (dshmop drgh      "Double precision register pair"      ()  h-dr    f-left-right)
 156
 157 (dshmop fpscr     "Floating point status register"      ()  h-fpscr f-nil)
 158 (dshmop crj       "Control register j"                  ()  h-cr    f-dest)
 159 (dshmop crk       "Control register k"                  ()  h-cr    f-left)
 160
 161 (dshmop tra       "Target register a"                   ()  h-tr    f-tra)
 162 (dshmop trb       "Target register b"                   ()  h-tr    f-trb)
 163
 164 (dshmop disp6     "Displacement (6 bits)"               ()  h-sint  f-disp6)
 165 (dshmop disp6x32  "Displacement (6 bits, scale 32)"     ()  h-sint  f-disp6x32)
 166 (dshmop disp10    "Displacement (10 bits)"              ()  h-sint  f-disp10)
 167 (dshmop disp10x2  "Displacement (10 bits, scale 2)"     ()  h-sint  f-disp10x2)
 168 (dshmop disp10x4  "Displacement (10 bits, scale 4)"     ()  h-sint  f-disp10x4)
 169 (dshmop disp10x8  "Displacement (10 bits, scale 8)"     ()  h-sint  f-disp10x8)
 170 (dshmop disp16    "Displacement (16 bits)"              ()  h-sint  f-disp16)
 171
 172 (dshmop imm6      "Immediate (6 bits)"                  ()  h-sint  f-imm6)
 173 (dshmop imm10     "Immediate (10 bits)"                 ()  h-sint  f-imm10)
 174 (dshmop imm16     "Immediate (16 bits)"                 ()  h-sint  f-imm16)
 175 (dshmop uimm6     "Immediate (6 bits)"                  ()  h-uint  f-uimm6)
 176 (dshmop uimm16    "Unsigned immediate (16 bits)"        ()  h-uint  f-uimm16)
 177
 178 ; FIXME: provide these parse/print functions in `sh-media.opc'.
 179
 180 (define-operand (name likely) (comment "Likely branch?") (attrs (ISA media))
 181   (type h-uint) (index f-likely) (handlers (parse "likely") (print "likely")))
 182
 183 \f
 184 ; Instructions.
 185
 186 (dshmi add "Add"
 187        ()
 188        "add $rm, $rn, $rd"
 189        (+ (f-op 0) rm (f-ext 9) rn rd (f-rsvd 0))
 190        (set rd (add rm rn)))
 191
 192 (dshmi addl "Add long"
 193        ()
 194        "add.l $rm, $rn, $rd"
 195        (+ (f-op 0) rm (f-ext 8) rn rd (f-rsvd 0))
 196        (set rd (add (subword SI rm 1) (subword SI rn 1))))
 197
 198 (dshmi addi "Add immediate"
 199        ()
 200        "addi $rm, $disp10, $rd"
 201        (+ (f-op 52) rm disp10 rd (f-rsvd 0))
 202        (set rd (add rm (ext DI disp10))))
 203
 204 (dshmi addil "Add immediate long"
 205        ()
 206        "addi.l $rm, $disp10, $rd"
 207        (+ (f-op 53) rm disp10 rd (f-rsvd 0))
 208        (set rd (ext DI (add (ext SI disp10) (subword SI rm 1)))))
 209
 210 (dshmi addzl "Add zero extended long"
 211        ()
 212        "addz.l $rm, $rn, $rd"
 213        (+ (f-op 0) rm (f-ext 12) rn rd (f-rsvd 0))
 214        (set rd (zext DI (add (subword SI rm 1) (subword SI rn 1)))))
 215
 216 (dshmi alloco "Allocate operand cache block"
 217        ()
 218        "alloco $rm, $disp6x32"
 219        (+ (f-op 56) rm (f-ext 4) disp6x32 (f-dest 63) (f-rsvd 0))
 220        (unimp "alloco"))
 221
 222 (dshmi and "AND"
 223        ()
 224        "and $rm, $rn, $rd"
 225        (+ (f-op 1) rm (f-ext 11) rn rd (f-rsvd 0))
 226        (set rd (and rm rn)))
 227
 228 (dshmi andc "AND complement"
 229        ()
 230        "andc $rm, $rn, $rd"
 231        (+ (f-op 1) rm (f-ext 15) rn rd (f-rsvd 0))
 232        (set rd (and rm (inv rn))))
 233
 234 (dshmi andi "AND immediate"
 235        ()
 236        "andi $rm, $disp10, $rd"
 237        (+ (f-op 54) rm disp10 rd (f-rsvd 0))
 238        (set rd (and rm (ext DI disp10))))
 239
 240 (dshmi beq "Branch if equal"
 241        ()
 242        "beq$likely $rm, $rn, $tra"
 243        (+ (f-op 25) rm (f-ext 1) rn likely (f-8-2 0) tra (f-rsvd 0))
 244        (if (eq rm rn)
 245            (set pc tra)))
 246
 247 (dshmi beqi "Branch if equal immediate"
 248        ()
 249        "beqi$likely $rm, $imm6, $tra"
 250        (+ (f-op 57) rm (f-ext 1) imm6 likely (f-8-2 0) tra (f-rsvd 0))
 251        (if (eq rm (ext DI imm6))
 252            (set pc tra)))
 253
 254 (dshmi bge "Branch if greater than or equal"
 255        ()
 256        "bge$likely $rm, $rn, $tra"
 257        (+ (f-op 25) rm (f-ext 3) rn likely (f-8-2 0) tra (f-rsvd 0))
 258        (if (ge rm rn)
 259            (set pc tra)))
 260
 261 (dshmi bgeu "Branch if greater than or equal (unsigned comparison)"
 262        ()
 263        "bgeu$likely $rm, $rn, $tra"
 264        (+ (f-op 25) rm (f-ext 11) rn likely (f-8-2 0) tra (f-rsvd 0))
 265        (if (geu rm rn)
 266            (set pc tra)))
 267
 268 (dshmi bgt "Branch greater than"
 269        ()
 270        "bgt$likely $rm, $rn, $tra"
 271        (+ (f-op 25) rm (f-ext 7) rn likely (f-8-2 0) tra (f-rsvd 0))
 272        (if (gt rm rn)
 273            (set pc tra)))
 274
 275 (dshmi bgtu "Branch greater than (unsigned comparison)"
 276        ()
 277        "bgtu$likely $rm, $rn, $tra"
 278        (+ (f-op 25) rm (f-ext 15) rn likely (f-8-2 0) tra (f-rsvd 0))
 279        (if (gtu rm rn)
 280            (set pc tra)))
 281
 282 (dshmi blink "Branch and link"
 283        ()
 284        "blink $trb, $rd"
 285        (+ (f-op 17) (f-25 0) trb (f-ext 1) (f-right 63) rd (f-rsvd 0))
 286        (sequence ()
 287                  (set rd (or (add pc 4) 1))
 288                  (set pc trb)))
 289
 290 (dshmi bne "Branch if not equal"
 291        ()
 292        "bne$likely $rm, $rn, $tra"
 293        (+ (f-op 25) rm (f-ext 5) rn likely (f-8-2 0) tra (f-rsvd 0))
 294        (if (ne rm rn)
 295            (set pc tra)))
 296
 297 (dshmi bnei "Branch if not equal immediate"
 298        ()
 299        "bnei$likely $rm, $imm6, $tra"
 300        (+ (f-op 57) rm (f-ext 5) rn likely (f-8-2 0) tra (f-rsvd 0))
 301        (if (ne rm (ext DI imm6))
 302            (set pc tra)))
 303
 304 (dshmi brk "Breakpoint instruction"
 305        ()
 306        "brk"
 307        (+ (f-op 27) (f-left 63) (f-ext 5) (f-right 63) (f-dest 63) (f-rsvd 0))
 308        (c-call "sh64_break" pc))
 309
 310 (define-pmacro (-byterev-step)
 311   (sequence ()
 312     (set result (or (sll result 8) (and source 255)))
 313     (set source (srl source 8)))
 314 )
 315
 316 (dshmi byterev "Byte reverse"
 317        ()
 318        "byterev $rm, $rd"
 319        (+ (f-op 0) rm (f-ext 15) (f-right 63) rd (f-rsvd 0))
 320        (sequence ((DI source) (DI result))
 321                  (set source rm)
 322                  (set result 0)
 323                  (-byterev-step)
 324                  (-byterev-step)
 325                  (-byterev-step)
 326                  (-byterev-step)
 327                  (-byterev-step)
 328                  (-byterev-step)
 329                  (-byterev-step)
 330                  (-byterev-step)
 331                  (set rd result)))
 332
 333 (dshmi cmpeq "Compare equal"
 334        ()
 335        "cmpeq $rm, $rn, $rd"
 336        (+ (f-op 0) rm (f-ext 1) rn rd (f-rsvd 0))
 337        (set rd (if DI (eq rm rn) 1 0)))
 338
 339 (dshmi cmpgt "Compare greater than"
 340        ()
 341        "cmpgt $rm, $rn, $rd"
 342        (+ (f-op 0) rm (f-ext 3) rn rd (f-rsvd 0))
 343        (set rd (if DI (gt rm rn) 1 0)))
 344
 345 (dshmi cmpgtu "Compare greater than (unsigned comparison)"
 346        ()
 347        "cmpgtu $rm,$rn, $rd"
 348        (+ (f-op 0) rm (f-ext 7) rn rd (f-rsvd 0))
 349        (set rd (if DI (gtu rm rn) 1 0)))
 350
 351 (dshmi cmveq "Conditional move if equal to zero"
 352        ()
 353        "cmveq $rm, $rn, $rd"
 354        (+ (f-op 8) rm (f-ext 1) rn rd (f-rsvd 0))
 355        (if (eq rm 0)
 356            (set rd rn)))
 357
 358 (dshmi cmvne "Conditional move if not equal to zero"
 359        ()
 360        "cmvne $rm, $rn, $rd"
 361        (+ (f-op 8) rm (f-ext 5) rn rd (f-rsvd 0))
 362        (if (ne rm 0)
 363            (set rd rn)))
 364
 365 (dshmi fabsd "Floating point absolute (double)"
 366        ()
 367        "fabs.d $drgh, $drf"
 368        (+ (f-op 6) drgh (f-ext 1) drf (f-rsvd 0))
 369        (set drf (c-call DF "sh64_fabsd" drgh)))
 370
 371 (dshmi fabss "Floating point absolute (single)"
 372        ()
 373        "fabs.s $frgh, $frf"
 374        (+ (f-op 6) frgh (f-ext 0) frf (f-rsvd 0))
 375        (set frf (c-call SF "sh64_fabss" frgh)))
 376
 377 (dshmi faddd "Floating point add (double)"
 378        ()
 379        "fadd.d $drg, $drh, $drf"
 380        (+ (f-op 13) drg (f-ext 1) drh drf (f-rsvd 0))
 381        (set drf (c-call DF "sh64_faddd" drg drh)))
 382
 383 (dshmi fadds "Floating point add (single)"
 384        ()
 385        "fadd.s $frg, $frh, $frf"
 386        (+ (f-op 13) frg (f-ext 0) frh frf (f-rsvd 0))
 387        (set frf (c-call SF "sh64_fadds" frg frh)))
 388
 389 (dshmi fcmpeqd "Floating point compare if equal (double)"
 390        ()
 391        "fcmpeq.d $drg, $drh, $rd"
 392        (+ (f-op 12) drg (f-ext 9) drh rd (f-rsvd 0))
 393        (set rd (zext DI (c-call BI "sh64_fcmpeqd" drg drh))))
 394
 395 (dshmi fcmpeqs "Floating point compare if equal (single)"
 396        ()
 397        "fcmpeq.s $frg, $frh, $rd"
 398        (+ (f-op 12) frg (f-ext 8) frh rd (f-rsvd 0))
 399        (set rd (zext DI (c-call BI "sh64_fcmpeqs" frg frh))))
 400
 401 (dshmi fcmpged "Floating compare compare if greater than or equal (double)"
 402        ()
 403        "fcmpge.d $drg, $drh, $rd"
 404        (+ (f-op 12) drg (f-ext 15) drh rd (f-rsvd 0))
 405        (set rd (zext DI (c-call BI "sh64_fcmpged" drg drh))))
 406
 407 (dshmi fcmpges "Floating point compare if greater than or equal (single)"
 408        ()
 409        "fcmpge.s $frg, $frh, $rd"
 410        (+ (f-op 12) frg (f-ext 14) frh rd (f-rsvd 0))
 411        (set rd (zext DI (c-call BI "sh64_fcmpges" frg frh))))
 412
 413 (dshmi fcmpgtd "Floating point compare if greater than (double)"
 414        ()
 415        "fcmpgt.d $drg, $drh, $rd"
 416        (+ (f-op 12) drg (f-ext 13) drh rd (f-rsvd 0))
 417        (set rd (zext DI (c-call BI "sh64_fcmpgtd" drg drh))))
 418
 419 (dshmi fcmpgts "Floating point compare if greater than (single)"
 420        ()
 421        "fcmpgt.s $frg, $frh, $rd"
 422        (+ (f-op 12) frg (f-ext 12) frh rd (f-rsvd 0))
 423        (set rd (zext DI (c-call BI "sh64_fcmpgts" frg frh))))
 424
 425 (dshmi fcmpund "Floating point unordered comparison (double)"
 426        ()
 427        "fcmpun.d $drg, $drh, $rd"
 428        (+ (f-op 12) drg (f-ext 11) drh rd (f-rsvd 0))
 429        (set rd (zext DI (c-call BI "sh64_fcmpund" drg drh))))
 430
 431 (dshmi fcmpuns "Floating point unordered comparison (single)"
 432        ()
 433        "fcmpun.s $frg, $frh, $rd"
 434        (+ (f-op 12) frg (f-ext 10) frh rd (f-rsvd 0))
 435        (set rd (zext DI (c-call BI "sh64_fcmpuns" frg frh))))
 436
 437 (dshmi fcnvds "Floating point coversion (double to single)"
 438        ()
 439        "fcnv.ds $drgh, $frf"
 440        (+ (f-op 14) drgh (f-ext 7) frf (f-rsvd 0))
 441        (set frf (c-call SF "sh64_fcnvds" drgh)))
 442
 443 (dshmi fcnvsd "Floating point conversion (single to double)"
 444        ()
 445        "fcnv.sd $frgh, $drf"
 446        (+ (f-op 14) frgh (f-ext 6) drf (f-rsvd 0))
 447        (set drf (c-call DF "sh64_fcnvsd" frgh)))
 448
 449 (dshmi fdivd "Floating point divide (double)"
 450        ()
 451        "fdiv.d $drg, $drh, $drf"
 452        (+ (f-op 13) drg (f-ext 5) drh drf (f-rsvd 0))
 453        (set drf (c-call DF "sh64_fdivd" drg drh)))
 454
 455 (dshmi fdivs "Floating point divide (single)"
 456        ()
 457        "fdiv.s $frg, $frh, $frf"
 458        (+ (f-op 13) frg (f-ext 4) frh frf (f-rsvd 0))
 459        (set frf (c-call SF "sh64_fdivs" frg frh)))
 460
 461 (dshmi fgetscr "Floating point get from FPSCR"
 462        ()
 463        "fgetscr $frf"
 464        (+ (f-op 7) (f-left 63) (f-ext 2) (f-right 63) frf (f-rsvd 0))
 465        (unimp "fputscr"))
 466        ; FIXME: this should work!
 467        ; (set frf fpscr))
 468
 469 (dshmi fiprs "Floating point inner product (single)"
 470        ()
 471        "fipr.s $fvg, $fvh, $frf"
 472        (+ (f-op 5) fvg (f-ext 6) fvh frf (f-rsvd 0))
 473        (sequence ((UQI g) (UQI h) (SF temp))
 474                  (set g (index-of fvg))
 475                  (set h (index-of fvh))
 476                  (set temp (c-call SF "sh64_fmuls" (reg h-fr g) (reg h-fr h)))
 477                  (set temp (c-call SF "sh64_fadds" temp
 478                    (c-call SF "sh64_fmuls" (reg h-fr (add g 1)) (reg h-fr (add h 1)))))
 479                  (set temp (c-call SF "sh64_fadds" temp
 480                    (c-call SF "sh64_fmuls" (reg h-fr (add g 2)) (reg h-fr (add h 2)))))
 481                  (set temp (c-call SF "sh64_fadds" temp
 482                    (c-call SF "sh64_fmuls" (reg h-fr (add g 3)) (reg h-fr (add h 3)))))
 483                  (set frf temp)))
 484
 485 (dshmi fldd "Floating point load (double)"
 486        ()
 487        "fld.d $rm, $disp10x8, $drf"
 488        (+ (f-op 39) rm disp10x8 drf (f-rsvd 0))
 489        (set drf (mem DF (add rm disp10x8))))
 490
 491 (dshmi fldp "Floating point load (pair of singles)"
 492        ()
 493        "fld.p $rm, $disp10x8, $fpf"
 494        (+ (f-op 38) rm disp10x8 fpf (f-rsvd 0))
 495        (sequence ((QI f))
 496                  (set f (index-of fpf))
 497                  (set (reg h-fr f) (mem SF (add rm disp10x8)))
 498                  (set (reg h-fr (add f 1)) (mem SF (add rm (add disp10x8 4))))))
 499
 500 (dshmi flds "Floating point load (single)"
 501        ()
 502        "fld.s $rm, $disp10x4, $frf"
 503        (+ (f-op 37) rm disp10x4 frf (f-rsvd 0))
 504        (set frf (mem SF (add rm disp10x4))))
 505
 506 (dshmi fldxd "Floating point extended load (double)"
 507        ()
 508        "fldx.d $rm, $rn, $drf"
 509        (+ (f-op 7) rm (f-ext 9) rn frf (f-rsvd 0))
 510        (set drf (mem DF (add rm rn))))
 511
 512 (dshmi fldxp "Floating point extended load (pair of singles)"
 513        ()
 514        "fldx.p $rm, $rn, $fpf"
 515        (+ (f-op 7) rm (f-ext 13) rn fpf (f-rsvd 0))
 516        (sequence ((QI f))
 517                  (set f (index-of fpf))
 518                  (set (reg h-fr f) (mem SF (add rm rn)))
 519                  (set (reg h-fr (add f 1)) (mem SF (add rm (add rn 4))))))
 520
 521 (dshmi fldxs "Floating point extended load (single)"
 522        ()
 523        "fldx.s $rm, $rn, $frf"
 524        (+ (f-op 7) rm (f-ext 8) rn frf (f-rsvd 0))
 525        (set frf (mem SF (add rm rn))))
 526
 527 (dshmi floatld "Floating point conversion (long to double)"
 528        ()
 529        "float.ld $frgh, $drf"
 530        (+ (f-op 14) frgh (f-ext 14) drf (f-rsvd 0))
 531        (set drf (c-call DF "sh64_floatld" frgh)))
 532
 533 (dshmi floatls "Floating point conversion (long to single)"
 534        ()
 535        "float.ls $frgh, $frf"
 536        (+ (f-op 14) frgh (f-ext 12) frf (f-rsvd 0))
 537        (set frf (c-call SF "sh64_floatls" frgh)))
 538
 539 (dshmi floatqd "Floating point conversion (quad to double)"
 540        ()
 541        "float.qd $drgh, $drf"
 542        (+ (f-op 14) drgh (f-ext 13) drf (f-rsvd 0))
 543        (set drf (c-call DF "sh64_floatqd" drgh)))
 544
 545 (dshmi floatqs "Floating point conversion (quad to single)"
 546        ()
 547        "float.qs $drgh, $frf"
 548        (+ (f-op 14) drgh (f-ext 15) frf (f-rsvd 0))
 549        (set frf (c-call SF "sh64_floatqs" drgh)))
 550
 551 (dshmi fmacs "Floating point multiply and accumulate (single)"
 552        ()
 553        "fmac.s $frg, $frh, $frf"
 554        (+ (f-op 13) frg (f-ext 14) frh frf (f-rsvd 0))
 555        (set frf (c-call SF "sh64_fadds" frf (c-call SF "sh64_fmuls" frg frh))))
 556
 557 (dshmi fmovd "Floating point move double"
 558        ()
 559        "fmov.d $drgh, $drf"
 560        (+ (f-op 14) drgh (f-ext 1) drf (f-rsvd 0))
 561        (set drf drgh))
 562
 563 (dshmi fmovdq "Floating point move (double to quad integer)"
 564        ()
 565        "fmov.dq $drgh, $rd"
 566        (+ (f-op 12) drgh (f-ext 1) rd (f-rsvd 0))
 567        (set rd (subword DI drgh 0)))
 568
 569 (dshmi fmovls "Floating point move (lower to single)"
 570        ()
 571        "fmov.ls $rm, $frf"
 572        (+ (f-op 7) rm (f-ext 0) (f-right 63) frf (f-rsvd 0))
 573        (set frf (subword SF (subword SI rm 1) 0)))
 574
 575 (dshmi fmovqd "Floating point move (quad to double)"
 576        ()
 577        "fmov.qd $rm, $drf"
 578        (+ (f-op 7) rm (f-ext 1) (f-right 63) frf (f-rsvd 0))
 579        (set drf (subword DF rm 0)))
 580
 581 (dshmi fmovs "Floating point move (single)"
 582        ()
 583        "fmov.s $frgh, $frf"
 584        (+ (f-op 14) frgh (f-ext 0) frf (f-rsvd 0))
 585        (set frf frgh))
 586
 587 (dshmi fmovsl "Floating point move (single to lower)"
 588        ()
 589        "fmov.sl $frgh, $rd"
 590        (+ (f-op 12) frgh (f-ext 0) rd (f-rsvd 0))
 591        (set rd (ext DI (subword SI frgh 1))))
 592
 593 (dshmi fmuld "Floating point multiply (double)"
 594        ()
 595        "fmul.d $drg, $drh, $drf"
 596        (+ (f-op 13) drg (f-ext 7) drh drf (f-rsvd 0))
 597        (set drf (c-call DF "sh64_fmuld" drg drh)))
 598
 599 (dshmi fmuls "Floating point multiply (single)"
 600        ()
 601        "fmul.s $frg, $frh, $frf"
 602        (+ (f-op 13) frg (f-ext 6) frh frf (f-rsvd 0))
 603        (set frf (c-call SF "sh64_fmuls" frg frh)))
 604
 605 (dshmi fnegd "Floating point negate (double)"
 606        ()
 607        "fneg.d $drgh, $drf"
 608        (+ (f-op 6) drgh (f-ext 3) drf (f-rsvd 0))
 609        (set drf (c-call DF "sh64_fnegd" drgh)))
 610
 611 (dshmi fnegs "Floating point negate (single)"
 612        ()
 613        "fneg.s $frgh, $frf"
 614        (+ (f-op 6) frgh (f-ext 2) frf (f-rsvd 0))
 615        (set frf (c-call SF "sh64_fnegs" frgh)))
 616
 617 (dshmi fputscr "Floating point put to FPSCR"
 618        ()
 619        "fputscr $frgh"
 620        (+ (f-op 12) frgh (f-ext 2) (f-dest 63) (f-rsvd 0))
 621        (unimp "fputscr"))
 622        ; FIXME: this should work!
 623        ; (set fpscr (subword SI frgh 0)))
 624
 625 (dshmi fsqrtd "Floating point square root (double)"
 626        ()
 627        "fsqrt.d $drgh, $drf"
 628        (+ (f-op 14) drgh (f-ext 5) drf (f-rsvd 0))
 629        (set drf (c-call DF "sh64_fsqrtd" drgh)))
 630
 631 (dshmi fsqrts "Floating point squart root (single)"
 632        ()
 633        "fsqrt.s $frgh, $frf"
 634        (+ (f-op 14) frgh (f-ext 4) frf (f-rsvd 0))
 635        (set frf (c-call SF "sh64_fsqrts" frgh)))
 636
 637 (dshmi fstd "Floating point store (double)"
 638        ()
 639        "fst.d $rm, $disp10x8, $drf"
 640        (+ (f-op 47) rm disp10x8 drf (f-rsvd 0))
 641        (set (mem DF (add rm disp10x8)) drf))
 642
 643 (dshmi fstp "Floating point store (pair of singles)"
 644        ()
 645        "fst.p $rm, $disp10x8, $fpf"
 646        (+ (f-op 46) rm disp10x8 fpf (f-rsvd 0))
 647        (sequence ((QI f))
 648                  (set f (index-of fpf))
 649                  (set (mem SF (add rm disp10x8)) (reg h-fr f))
 650                  (set (mem SF (add rm (add disp10x8 4))) (reg h-fr (add f 1)))))
 651
 652 (dshmi fsts "Floating point store (single)"
 653        ()
 654        "fst.s $rm, $disp10x4, $frf"
 655        (+ (f-op 45) rm disp10x4 frf (f-rsvd 0))
 656        (set (mem SF (add rm disp10x4)) frf))
 657
 658 (dshmi fstxd "Floating point extended store (double)"
 659        ()
 660        "fstx.d $rm, $rn, $drf"
 661        (+ (f-op 15) rm (f-ext 9) rn drf (f-rsvd 0))
 662        (set (mem DF (add rm rn)) drf))
 663
 664 (dshmi fstxp "Floating point extended store (pair of singles)"
 665        ()
 666        "fstx.p $rm, $rn, $fpf"
 667        (+ (f-op 15) rm (f-ext 13) rn fpf (f-rsvd 0))
 668        (sequence ((QI f))
 669                  (set f (index-of fpf))
 670                  (set (mem SF (add rm rn)) (reg h-fr f))
 671                  (set (mem SF (add rm (add rn 4))) (reg h-fr (add f 1)))))
 672
 673 (dshmi fstxs "Floating point extended store (single)"
 674        ()
 675        "fstx.s $rm, $rn, $frf"
 676        (+ (f-op 15) rm (f-ext 8) rn frf (f-rsvd 0))
 677        (set (mem SF (add rm rn)) frf))
 678
 679 (dshmi fsubd "Floating point subtract (double)"
 680        ()
 681        "fsub.d $drg, $drh, $drf"
 682        (+ (f-op 13) frg (f-ext 3) frh frf (f-rsvd 0))
 683        (set drf (c-call DF "sh64_fsubd" drg drh)))
 684
 685 (dshmi fsubs "Floating point subtract (single)"
 686        ()
 687        "fsub.s $frg, $frh, $frf"
 688        (+ (f-op 13) frg (f-ext 2) frh frf (f-rsvd 0))
 689        (set frf (c-call SF "sh64_fsubs" frg frh)))
 690
 691 (dshmi ftrcdl "Floating point conversion (double to long)"
 692        ()
 693        "ftrc.dl $drgh, $frf"
 694        (+ (f-op 14) drgh (f-ext 11) frf (f-rsvd 0))
 695        (set frf (c-call SF "sh64_ftrcdl" drgh)))
 696
 697 (dshmi ftrcsl "Floating point conversion (single to long)"
 698        ()
 699        "ftrc.sl $frgh, $frf"
 700        (+ (f-op 14) frgh (f-ext 8) frf (f-rsvd 0))
 701        (set frf (c-call SF "sh64_ftrcsl" frgh)))
 702
 703 (dshmi ftrcdq "Floating point conversion (double to quad)"
 704        ()
 705        "ftrc.dq $drgh, $drf"
 706        (+ (f-op 14) drgh (f-ext 9) frf (f-rsvd 0))
 707        (set drf (c-call DF "sh64_ftrcdq" drgh)))
 708
 709 (dshmi ftrcsq "Floating point conversion (single to quad)"
 710        ()
 711        "ftrc.sq $frgh, $drf"
 712        (+ (f-op 14) frgh (f-ext 10) drf (f-rsvd 0))
 713        (set drf (c-call DF "sh64_ftrcsq" frgh)))
 714
 715 (dshmi ftrvs "Floating point matrix multiply"
 716        ()
 717        "ftrv.s $mtrxg, $fvh, $fvf"
 718        (+ (f-op 5) mtrxg (f-ext 14) fvh fvf (f-rsvd 0))
 719        (c-call "sh64_ftrvs" (index-of mtrxg) (index-of fvh) (index-of fvf)))
 720
 721 (dshmi getcfg "Get configuration register"
 722        ()
 723        "getcfg $rm, $disp6, $rd"
 724        (+ (f-op 48) rm (f-ext 15) disp6 rd (f-rsvd 0))
 725        (unimp "getcfg"))
 726
 727 (dshmi getcon "Get control register"
 728        ()
 729        "getcon $crk, $rd"
 730        (+ (f-op 9) crk (f-ext 15) (f-right 63) rd (f-rsvd 0))
 731        (set rd crk))
 732
 733 (dshmi gettr "Get target register"
 734        ()
 735        "gettr $trb, $rd"
 736        (+ (f-op 17) (f-25 0) trb (f-ext 5) (f-right 63) rd (f-rsvd 0))
 737        (set rd trb))
 738
 739 (dshmi icbi "Invalidate instruction cache block"
 740        ()
 741        "icbi $rm, $disp6x32"
 742        (+ (f-op 56) rm (f-ext 5) disp6x32 (f-dest 63) (f-rsvd 0))
 743        (unimp "icbi"))
 744
 745 (dshmi ldb "Load byte"
 746        ()
 747        "ld.b $rm, $disp10, $rd"
 748        (+ (f-op 32) rm disp10 rd (f-rsvd 0))
 749        (set rd (ext DI (mem QI (add rm (ext DI disp10))))))
 750
 751 (dshmi ldl "Load long word"
 752        ()
 753        "ld.l $rm, $disp10x4, $rd"
 754        (+ (f-op 34) rm disp10x4 rd (f-rsvd 0))
 755        (set rd (ext DI (mem SI (add rm (ext DI disp10x4))))))
 756
 757 (dshmi ldq "Load quad word"
 758        ()
 759        "ld.q $rm, $disp10x8, $rd"
 760        (+ (f-op 35) rm disp10x8 rd (f-rsvd 0))
 761        (set rd (mem DI (add rm (ext DI disp10x8)))))
 762
 763 (dshmi ldub "Load unsigned byte"
 764        ()
 765        "ld.ub $rm, $disp10, $rd"
 766        (+ (f-op 36) rm disp10 rd (f-rsvd 0))
 767        (set rd (zext DI (mem QI (add rm (ext DI disp10))))))
 768
 769 (dshmi lduw "Load unsigned word"
 770        ()
 771        "ld.uw $rm, $disp10x2, $rd"
 772        (+ (f-op 44) rm disp10 rd (f-rsvd 0))
 773        (set rd (zext DI (mem HI (add rm (ext DI disp10x2))))))
 774
 775 (dshmi ldw "Load word"
 776        ()
 777        "ld.w $rm, $disp10x2, $rd"
 778        (+ (f-op 33) rm disp10 rd (f-rsvd 0))
 779        (set rd (ext DI (mem HI (add rm (ext DI disp10x2))))))
 780
 781 (dshmi ldhil "Load high part (long word)"
 782        ()
 783        "ldhi.l $rm, $disp6, $rd"
 784        (+ (f-op 48) rm (f-ext 6) disp6 rd (f-rsvd 0))
 785        ; FIXME.
 786        (unimp "ldhil"))
 787
 788 (dshmi ldhiq "Load high part (quad word)"
 789        ()
 790        "ldhi.q $rm, $disp6, $rd"
 791        (+ (f-op 48) rm (f-ext 7) disp6 rd (f-rsvd 0))
 792        ; FIXME.
 793        (unimp "ldhiq"))
 794
 795 (dshmi ldlol "Load low part (long word)"
 796        ()
 797        "ldlo.l $rm, $disp6, $rd"
 798        (+ (f-op 48) rm (f-ext 2) disp6 rd (f-rsvd 0))
 799        ; FIXME.
 800        (unimp "ldlol"))
 801
 802 (dshmi ldloq "Load low part (quad word)"
 803        ()
 804        "ldlo.q $rm, $disp6, $rd"
 805        (+ (f-op 48) rm (f-ext 3) disp6 rd (f-rsvd 0))
 806        ; FIXME;
 807        (unimp "ldloq"))
 808
 809 (dshmi ldxb "Load byte (extended displacement)"
 810        ()
 811        "ldx.b $rm, $rn, $rd"
 812        (+ (f-op 16) rm (f-ext 0) rn rd (f-rsvd 0))
 813        (set rd (ext DI (mem QI (add rm rn)))))
 814
 815 (dshmi ldxl "Load long word (extended displacement)"
 816        ()
 817        "ldx.l $rm, $rn, $rd"
 818        (+ (f-op 16) rm (f-ext 2) rn rd (f-rsvd 0))
 819        (set rd (ext DI (mem SI (add rm rn)))))
 820
 821 (dshmi ldxq "Load quad word (extended displacement)"
 822        ()
 823        "ldx.q $rm, $rn, $rd"
 824        (+ (f-op 16) rm (f-ext 3) rn rd (f-rsvd 0))
 825        (set rd (mem DI (add rm rn))))
 826
 827 (dshmi ldxub "Load unsigned byte (extended displacement)"
 828        ()
 829        "ldx.ub $rm, $rn, $rd"
 830        (+ (f-op 16) rm (f-ext 4) rn rd (f-rsvd 0))
 831        (set rd (zext DI (mem UQI (add rm rn)))))
 832
 833 (dshmi ldxuw "Load unsigned word (extended displacement)"
 834        ()
 835        "ldx.uw $rm, $rn, $rd"
 836        (+ (f-op 16) rm (f-ext 5) rn rd (f-rsvd 0))
 837        (set rd (zext DI (mem UHI (add rm rn)))))
 838
 839 (dshmi ldxw "Load word (extended displacement)"
 840        ()
 841        "ldx.w $rm, $rn, $rd"
 842        (+ (f-op 16) rm (f-ext 1) rn rd (f-rsvd 0))
 843        (set rd (ext DI (mem HI (add rm rn)))))
 844
 845 \f
 846 ; Macros to facilitate multimedia instructions.
 847
 848 (define-pmacro (slice-byte expr)
 849   (sequence ((QI result7) (QI result6) (QI result5) (QI result4)
 850              (QI result3) (QI result2) (QI result1) (QI result0))
 851             (set result0 (expr (subword QI rm 7) (subword QI rn 7)))
 852             (set result1 (expr (subword QI rm 6) (subword QI rn 6)))
 853             (set result2 (expr (subword QI rm 5) (subword QI rn 5)))
 854             (set result3 (expr (subword QI rm 4) (subword QI rn 4)))
 855             (set result4 (expr (subword QI rm 3) (subword QI rn 3)))
 856             (set result5 (expr (subword QI rm 2) (subword QI rn 2)))
 857             (set result6 (expr (subword QI rm 1) (subword QI rn 1)))
 858             (set result7 (expr (subword QI rm 0) (subword QI rn 0)))
 859             (set rd (-join-qi result7 result6 result5 result4 result3 result2
 860                            result1 result0))))
 861
 862 (define-pmacro (slice-word expr)
 863   (sequence ((HI result3) (HI result2) (HI result1) (HI result0))
 864             (set result0 (expr (subword HI rm 3) (subword HI rn 3)))
 865             (set result1 (expr (subword HI rm 2) (subword HI rn 2)))
 866             (set result2 (expr (subword HI rm 1) (subword HI rn 1)))
 867             (set result3 (expr (subword HI rm 0) (subword HI rn 0)))
 868             (set rd (-join-hi result3 result2 result1 result0))))
 869
 870 (define-pmacro (slice-word-unop expr)
 871   (sequence ((HI result3) (HI result2) (HI result1) (HI result0))
 872             (set result0 (expr (subword HI rm 3)))
 873             (set result1 (expr (subword HI rm 2)))
 874             (set result2 (expr (subword HI rm 1)))
 875             (set result3 (expr (subword HI rm 0)))
 876             (set rd (-join-hi result3 result2 result1 result0))))
 877
 878 (define-pmacro (slice-long expr)
 879   (sequence ((SI result1) (SI result0))
 880             (set result0 (expr (subword SI rm 1) (subword SI rn 1)))
 881             (set result1 (expr (subword SI rm 0) (subword SI rn 0)))
 882             (set rd (-join-si result1 result0))))
 883
 884 (define-pmacro (slice-long-unop expr)
 885   (sequence ((SI result1) (SI result0))
 886             (set result0 (expr (subword SI rm 1)))
 887             (set result1 (expr (subword SI rm 0)))
 888             (set rd (-join-si result1 result0))))
 889
 890 ; Multimedia instructions.
 891
 892 (dshmi mabsl "Multimedia absolute value (long word)"
 893        ()
 894        "mabs.l $rm, $rd"
 895        (+ (f-op 10) rm (f-ext 10) (f-right 63) rd (f-rsvd 0))
 896        (slice-long-unop abs))
 897
 898 (dshmi mabsw "Multimedia absolute value (word)"
 899        ()
 900        "mabs.w $rm, $rd"
 901        (+ (f-op 10) rm (f-ext 9) (f-right 63) rd (f-rsvd 0))
 902        (slice-word-unop abs))
 903
 904 (dshmi maddl "Multimedia add (long word)"
 905        ()
 906        "madd.l $rm, $rn, $rd"
 907        (+ (f-op 2) rm (f-ext 2) rn rd (f-rsvd 0))
 908        (slice-long add))
 909
 910 (dshmi maddw "Multimedia add (word)"
 911        ()
 912        "madd.w $rm, $rn, $rd"
 913        (+ (f-op 2) rm (f-ext 1) rn rd (f-rsvd 0))
 914        (slice-word add))
 915
 916 (define-pmacro (-maddsl arg1 arg2) (saturate SI 32 (add arg1 arg2)))
 917 (dshmi maddsl "Multimedia add (saturating, long word)"
 918        ()
 919        "madds.l $rm, $rn, $rd"
 920        (+ (f-op 2) rm (f-ext 6) rn rd (f-rsvd 0))
 921        (slice-long -maddsl))
 922
 923 (define-pmacro (-maddsub arg1 arg2) (usaturate QI 8 (add arg1 arg2)))
 924 (dshmi maddsub "Multimedia add (saturating, unsigned byte)"
 925        ()
 926        "madds.ub $rm, $rn, $rd"
 927        (+ (f-op 2) rm (f-ext 4) rn rd (f-rsvd 0))
 928        (slice-byte -maddsub))
 929
 930 (define-pmacro (-maddsw arg1 arg2) (saturate HI 16 (add arg1 arg2)))
 931 (dshmi maddsw "Multimedia add (saturating, word)"
 932        ()
 933        "madds.w $rm, $rn, $rd"
 934        (+ (f-op 2) rm (f-ext 5) rn rd (f-rsvd 0))
 935        (slice-word -maddsw))
 936
 937 (define-pmacro (-mcmpeq mode arg1 arg2)
 938   (if mode (eq arg1 arg2) (inv mode 0) (const mode 0)))
 939
 940 (define-pmacro (-mcmpeqb arg1 arg2) (-mcmpeq QI arg1 arg2))
 941 (dshmi mcmpeqb "Multimedia compare equal (byte)"
 942        ()
 943        "mcmpeq.b $rm, $rn, $rd"
 944        (+ (f-op 10) rm (f-ext 0) rn rd (f-rsvd 0))
 945        (slice-byte -mcmpeqb))
 946
 947 (define-pmacro (-mcmpeql arg1 arg2) (-mcmpeq SI arg1 arg2))
 948 (dshmi mcmpeql "Multimedia compare equal (long word)"
 949        ()
 950        "mcmpeq.l $rm, $rn, $rd"
 951        (+ (f-op 10) rm (f-ext 2) rn rd (f-rsvd 0))
 952        (slice-long -mcmpeql))
 953
 954 (define-pmacro (-mcmpeqw arg1 arg2) (-mcmpeq HI arg1 arg2))
 955 (dshmi mcmpeqw "Multimedia compare equal (word)"
 956        ()
 957        "mcmpeq.w $rm, $rn, $rd"
 958        (+ (f-op 10) rm (f-ext 1) rn rd (f-rsvd 0))
 959        (slice-word -mcmpeqw))
 960
 961 (define-pmacro (-mcmpgt mode arg1 arg2)
 962   (if mode (gt arg1 arg2) (inv mode 0) (const mode 0)))
 963 (define-pmacro (-mcmpgtu mode arg1 arg2)
 964   (if mode (gtu arg1 arg2) (inv mode 0) (const mode 0)))
 965
 966 (define-pmacro (-mcmpgtl arg1 arg2) (-mcmpgt SI arg1 arg2))
 967 (dshmi mcmpgtl "Multimedia compare greater than (long word)"
 968        ()
 969        "mcmpgt.l $rm, $rn, $rd"
 970        (+ (f-op 10) rm (f-ext 6) rn rd (f-rsvd 0))
 971        (slice-long -mcmpgtl))
 972
 973 (define-pmacro (-mcmpgtub arg1 arg2) (-mcmpgtu QI arg1 arg2))
 974 (dshmi mcmpgtub "Multimediate compare unsigned greater than (byte)"
 975        ()
 976        "mcmpgt.ub $rm, $rn, $rd"
 977        (+ (f-op 10) rm (f-ext 4) rn rd (f-rsvd 0))
 978        (slice-byte -mcmpgtub))
 979
 980 (define-pmacro (-mcmpgtw arg1 arg2) (-mcmpgt HI arg1 arg2))
 981 (dshmi mcmpgtw "Multimedia compare greater than (word)"
 982        ()
 983        "mcmpgt.w $rm, $rn, $rd"
 984        (+ (f-op 10) rm (f-ext 5) rn rd (f-rsvd 0))
 985        (slice-word -mcmpgtw))
 986
 987 (dshmi mcmv "Multimedia conditional move"
 988        ()
 989        "mcmv $rm, $rn, $rd"
 990        (+ (f-op 18) rm (f-ext 3) rn rd (f-rsvd 0))
 991        (set rd (or (and rm rn) (and rd (inv rn)))))
 992
 993 (dshmi mcnvslw "Multimedia convert/saturate (long to word)"
 994        ()
 995        "mcnvs.lw $rm, $rn, $rd"
 996        (+ (f-op 19) rm (f-ext 13) rn rd (f-rsvd 0))
 997        (sequence ((HI result3) (HI result2) (HI result1) (HI result0))
 998                  (set result0 (saturate HI 16 (subword SI rm 0)))
 999                  (set result1 (saturate HI 16 (subword SI rm 1)))
1000                  (set result2 (saturate HI 16 (subword SI rn 0)))
1001                  (set result3 (saturate HI 16 (subword SI rn 1)))
1002                  (set rd (-join-hi result3 result2 result1 result0))))
1003
1004 (dshmi mcnvswb "Multimedia convert/saturate (word to byte)"
1005        ()
1006        "mcnvs.wb $rm, $rn, $rd"
1007        (+ (f-op 19) rm (f-ext 8) rn rd (f-rsvd 0))
1008        (sequence ((QI result7) (QI result6) (QI result5) (QI result4)
1009                   (QI result3) (QI result2) (QI result1) (QI result0))
1010                  (set result0 (saturate QI 8 (subword HI rm 0)))
1011                  (set result1 (saturate QI 8 (subword HI rm 1)))
1012                  (set result2 (saturate QI 8 (subword HI rm 2)))
1013                  (set result3 (saturate QI 8 (subword HI rm 3)))
1014                  (set result4 (saturate QI 8 (subword HI rn 0)))
1015                  (set result5 (saturate QI 8 (subword HI rn 1)))
1016                  (set result6 (saturate QI 8 (subword HI rn 2)))
1017                  (set result7 (saturate QI 8 (subword HI rn 3)))
1018                  (set rd (-join-qi result7 result6 result5 result4
1019                                  result3 result2 result1 result0))))
1020
1021 (dshmi mcnvswub "Multimedia convert/saturate (word to unsigned byte)"
1022        ()
1023        "mcnvs.wub $rm, $rn, $rd"
1024        (+ (f-op 19) rm (f-ext 12) rn rd (f-rsvd 0))
1025        (sequence ((QI result7) (QI result6) (QI result5) (QI result4)
1026                                (QI result3) (QI result2) (QI result1) (QI result0))
1027                  (set result0 (usaturate QI 8 (subword HI rm 0)))
1028                  (set result1 (usaturate QI 8 (subword HI rm 1)))
1029                  (set result2 (usaturate QI 8 (subword HI rm 2)))
1030                  (set result3 (usaturate QI 8 (subword HI rm 3)))
1031                  (set result4 (usaturate QI 8 (subword HI rn 0)))
1032                  (set result5 (usaturate QI 8 (subword HI rn 1)))
1033                  (set result6 (usaturate QI 8 (subword HI rn 2)))
1034                  (set result7 (usaturate QI 8 (subword HI rn 3)))
1035                  (set rd (-join-qi result7 result6 result5 result4 result3
1036                                  result2 result1 result0))))
1037
1038 ; mexter -- generate an mexterN instruction, where:
1039 ;   op = primary opcode
1040 ;   extop = extended opcode
1041
1042 (define-pmacro (make-mextr n op extop)
1043   (dshmi (.sym mextr n)
1044          (.str "Multimedia extract 64-bit slice (from byte " n ")")
1045          ()
1046          (.str "mextr" n " $rm, $rn, $rd")
1047          (+ (f-op op) rm (f-ext extop) rn rd (f-rsvd 0))
1048          (sequence ((QI count) (DI mask) (DI rhs))
1049                    (set count (mul QI 8 (sub QI 8 n)))
1050                    (set mask (sll DI (inv 0) count))
1051                    (set rhs (srl (and rm mask) count))
1052                    (set count (mul QI 8 n))
1053                    (set mask (srl DI (inv 0) count))
1054                    (set rd (or DI rhs (sll DI (and rn mask) count))))))
1055
1056 (make-mextr 1 10  7)
1057 (make-mextr 2 10 11)
1058 (make-mextr 3 10 15)
1059 (make-mextr 4 11  3)
1060 (make-mextr 5 11  7)
1061 (make-mextr 6 11 11)
1062 (make-mextr 7 11 15)
1063
1064 (dshmi mmacfxwl "Multimedia fractional multiply (word to long)"
1065        ()
1066        "mmacfx.wl $rm, $rn, $rd"
1067        (+ (f-op 18) rm (f-ext 1) rn rd (f-rsvd 0))
1068        (sequence ((SI temp) (SI result1) (SI result0))
1069                  (set result0 (subword SI rd 0))
1070                  (set result1 (subword SI rd 1))
1071                  (set temp (mul (zext SI (subword HI rm 0)) (zext SI (subword HI rn 0))))
1072                  (set temp (saturate SI 32 (sll temp 1)))
1073                  (set result0 (saturate SI 32 (add result0 temp)))
1074                  (set temp (mul (zext SI (subword HI rm 1)) (zext SI (subword HI rn 1))))
1075                  (set temp (saturate SI 32 (sll temp 1)))
1076                  (set result1 (saturate SI 32 (add result1 temp)))
1077                  (set rd (-join-si result1 result0))))
1078
1079 (dshmi mmacnfx.wl "Multimedia fractional multiple (word to long)"
1080        ()
1081        "mmacnfx.wl $rm, $rn, $rd"
1082        (+ (f-op 18) rn (f-ext 5) rn rd (f-rsvd 0))
1083        (sequence ((SI temp) (SI result1) (SI result0))
1084                  (set result0 (subword SI rd 0))
1085                  (set result1 (subword SI rd 1))
1086                  (set temp (mul (zext SI (subword HI rm 0)) (zext SI (subword HI rn 0))))
1087                  (set temp (saturate SI 32 (sll temp 1)))
1088                  (set result0 (saturate SI 32 (sub result0 temp)))
1089                  (set temp (mul (zext SI (subword HI rm 1)) (zext SI (subword HI rn 1))))
1090                  (set temp (saturate SI 32 (sll temp 1)))
1091                  (set result1 (saturate SI 32 (sub result1 temp)))
1092                  (set rd (-join-si result1 result0))))
1093
1094 (dshmi mmull "Multimedia multiply (long word)"
1095        ()
1096        "mmul.l $rm, $rn, $rd"
1097        (+ (f-op 19) rm (f-ext 2) rn rd (f-rsvd 0))
1098        (slice-long mul))
1099
1100 (dshmi mmulw "Multimedia multiply (word)"
1101        ()
1102        "mmul.w $rm, $rn, $rd"
1103        (+ (f-op 19) rm (f-ext 1) rn rd (f-rsvd 0))
1104        (slice-word mul))
1105
1106 (dshmi mmulfxl "Multimedia fractional multiply (long word)"
1107        ()
1108        "mmulfx.l $rm, $rn, $rd"
1109        (+ (f-op 19) rm (f-ext 6) rn rd (f-rsvd 0))
1110        (sequence ((DI temp) (SI result0) (SI result1))
1111                  (set temp (mul (zext DI (subword SI rm 0)) (zext DI (subword SI rn 0))))
1112                  (set result0 (saturate SI 32 (sra temp 31)))
1113                  (set temp (mul (zext DI (subword SI rm 1)) (zext DI (subword SI rn 1))))
1114                  (set result1 (saturate SI 32 (sra temp 31)))
1115                  (set rd (-join-si result1 result0))))
1116
1117 (dshmi mmulfxw "Multimedia fractional multiply (word)"
1118        ()
1119        "mmulfx.w $rm, $rn, $rd"
1120        (+ (f-op 19) rm (f-ext 5) rn rd (f-rsvd 0))
1121        (sequence ((SI temp) (HI result0) (HI result1) (HI result2) (HI result3))
1122                  (set temp (mul (zext SI (subword HI rm 0)) (zext SI (subword HI rn 0))))
1123                  (set result0 (saturate HI 16 (sra temp 15)))
1124                  (set temp (mul (zext SI (subword HI rm 1)) (zext SI (subword HI rn 1))))
1125                  (set result1 (saturate HI 16 (sra temp 15)))
1126                  (set temp (mul (zext SI (subword HI rm 2)) (zext SI (subword HI rn 2))))
1127                  (set result2 (saturate HI 16 (sra temp 15)))
1128                  (set temp (mul (zext SI (subword HI rm 3)) (zext SI (subword HI rn 3))))
1129                  (set result3 (saturate HI 16 (sra temp 15)))
1130                  (set rd (-join-hi result3 result2 result1 result0))))
1131
1132 (dshmi mmulfxrpw "Multimedia fractional multiply round positive (word op)"
1133        ()
1134        "mmulfxrp.w $rm, $rn, $rd"
1135        (+ (f-op 19) rm (f-ext 9) rn rd (f-rsvd 0))
1136        (sequence ((SI temp) (HI result0) (HI result1) (HI result2) (HI result3) (HI c))
1137                  (set c (sll 1 14))
1138                  (set temp (mul (zext SI (subword HI rm 0)) (zext SI (subword HI rn 0))))
1139                  (set result0 (saturate HI 16 (sra (add temp c) 15)))
1140                  (set temp (mul (zext SI (subword HI rm 1)) (zext SI (subword HI rn 1))))
1141                  (set result1 (saturate HI 16 (sra (add temp c) 15)))
1142                  (set temp (mul (zext SI (subword HI rm 2)) (zext SI (subword HI rn 2))))
1143                  (set result2 (saturate HI 16 (sra (add temp c) 15)))
1144                  (set temp (mul (zext SI (subword HI rm 3)) (zext SI (subword HI rn 3))))
1145                  (set result3 (saturate HI 16 (sra (add temp c) 15)))
1146                  (set rd (-join-hi result3 result2 result1 result0))))
1147
1148 (dshmi mmulhiwl "Multimedia multiply higher halves (word to long)"
1149        ()
1150        "mmulhi.wl $rm, $rn, $rd"
1151        (+ (f-op 19) rm (f-ext 14) rn rd (f-rsvd 0))
1152        (sequence ((SI result1) (SI result0))
1153                  (set result0 (mul (zext SI (subword HI rm 2)) (zext SI (subword HI rn 2))))
1154                  (set result1 (mul (zext SI (subword HI rm 3)) (zext SI (subword HI rn 3))))
1155                  (set rd (-join-si result1 result0))))
1156
1157 (dshmi mmullowl "Multimedia multiply lower halves (word to long)"
1158        ()
1159        "mmullo.wl $rm, $rn, $rd"
1160        (+ (f-op 19) rm (f-ext 10) rn rd (f-rsvd 0))
1161        (sequence ((SI result1) (SI result0))
1162                  (set result0 (mul (zext SI (subword HI rm 0)) (zext SI (subword HI rn 0))))
1163                  (set result1 (mul (zext SI (subword HI rm 1)) (zext SI (subword HI rn 1))))
1164                  (set rd (-join-si result1 result0))))
1165
1166 (dshmi mmulsumwq "Multimedia multiply and accumulate (word to quad)"
1167        ()
1168        "mmulsum.wq $rm, $rn, $rd"
1169        (+ (f-op 18) rm (f-ext 9) rn rd (f-rsvd 0))
1170        (sequence ((DI acc))
1171                  (set acc (mul SI (zext SI (subword HI rm 0)) (zext SI (subword HI rn 0))))
1172                  (set acc (add acc (mul SI (zext SI (subword HI rm 1)) (zext SI (subword HI rn 1)))))
1173                  (set acc (add acc (mul SI (zext SI (subword HI rm 2)) (zext SI (subword HI rn 2)))))
1174                  (set acc (add acc (mul SI (zext SI (subword HI rm 3)) (zext SI (subword HI rn 3)))))
1175                  (set rd (add rd acc))))
1176
1177 (dshmi movi "Move immediate"
1178        ()
1179        "movi $imm16, $rd"
1180        (+ (f-op 51) imm16 rd (f-rsvd 0))
1181        (set rd (ext DI imm16)))
1182
1183 (dshmi mpermw "Multimedia permutate word"
1184        ()
1185        "mperm.w $rm, $rn, $rd"
1186        (+ (f-op 10) rm (f-ext 13) rn rd (f-rsvd 0))
1187        (sequence ((QI control) (HI result3) (HI result2) (HI result1) (HI result0))
1188                  (set control (and QI rn #x3f))
1189                  (set result0 (subword HI rm (sub 3 (and control 3))))
1190                  (set result1 (subword HI rm (sub 3 (and (srl control 2) 3))))
1191                  (set result2 (subword HI rm (sub 3 (and (srl control 4) 3))))
1192                  (set result3 (subword HI rm (sub 3 (and (srl control 6) 3))))
1193                  (set rd (-join-hi result3 result2 result1 result0))))
1194
1195 (dshmi msadubq "Multimedia absolute difference (byte)"
1196        ()
1197        "msad.ubq $rm, $rn, $rd"
1198        (+ (f-op 18) rm (f-ext 0) rn rd (f-rsvd 0))
1199        (sequence ((DI acc))
1200                  (set acc (abs DI (sub (subword QI rm 0) (subword QI rn 1))))
1201                  (set acc (add DI acc (abs (sub (subword QI rm 1) (subword QI rn 1)))))
1202                  (set acc (add DI acc (abs (sub (subword QI rm 2) (subword QI rn 2)))))
1203                  (set acc (add DI acc (abs (sub (subword QI rm 3) (subword QI rn 3)))))
1204                  (set acc (add DI acc (abs (sub (subword QI rm 4) (subword QI rn 4)))))
1205                  (set acc (add DI acc (abs (sub (subword QI rm 5) (subword QI rn 5)))))
1206                  (set acc (add DI acc (abs (sub (subword QI rm 6) (subword QI rn 6)))))
1207                  (set acc (add DI acc (abs (sub (subword QI rm 7) (subword QI rn 7)))))
1208                  (set rd (add rd acc))))
1209
1210 (define-pmacro (-mshaldsl arg) (saturate SI 32 (sll arg (and rn 31))))
1211 (dshmi mshaldsl "Multimedia saturating arithmetic left shift (long word)"
1212        ()
1213        "mshalds.l $rm, $rn, $rd"
1214        (+ (f-op 3) rm (f-ext 6) rn rd (f-rsvd 0))
1215        (slice-long-unop -mshaldsl))
1216
1217 (define-pmacro (-mshaldsw arg) (saturate HI 16 (sll arg (and rn 15))))
1218 (dshmi mshaldsw "Multimedia saturating arithmetic left shift (word)"
1219        ()
1220        "mshalds.w $rm, $rn, $rd"
1221        (+ (f-op 3) rm (f-ext 5) rn rd (f-rsvd 0))
1222        (slice-word-unop -mshaldsw))
1223
1224 (define-pmacro (-mshardl arg) (sra arg (and rn 31)))
1225 (dshmi mshardl "Multimedia arithmetic right shift (long)"
1226        ()
1227        "mshard.l $rm, $rn, $rd"
1228        (+ (f-op 3) rm (f-ext 10) rn rd (f-rsvd 0))
1229        (slice-long-unop -mshardl))
1230
1231 (define-pmacro (-mshardw arg) (sra arg (and rn 15)))
1232 (dshmi mshardw "Multimedia arithmetic right shift (word)"
1233        ()
1234        "mshard.w $rm, $rn, $rd"
1235        (+ (f-op 3) rm (f-ext 9) rn rd (f-rsvd 0))
1236        (slice-word-unop -mshardw))
1237
1238 (dshmi mshardsq "Multimedia saturating arithmetic right shift (quad word)"
1239        ()
1240        "mshards.q $rm, $rn, $rd"
1241        (+ (f-op 3) rm (f-ext 11) rn rd (f-rsvd 0))
1242        (set rd (saturate DI 16 (sra rm (and rn 63)))))
1243
1244 (dshmi mshfhib "Multimedia shuffle higher-half (byte)"
1245        ()
1246        "mshfhi.b $rm, $rn, $rd"
1247        (+ (f-op 11) rm (f-ext 4) rn rd (f-rsvd 0))
1248        (sequence ((QI result7) (QI result6) (QI result5) (QI result4)
1249                   (QI result3) (QI result2) (QI result1) (QI result0))
1250                  (set result0 (subword QI rm 4))
1251                  (set result1 (subword QI rn 4))
1252                  (set result2 (subword QI rm 5))
1253                  (set result3 (subword QI rn 5))
1254                  (set result4 (subword QI rm 6))
1255                  (set result5 (subword QI rn 6))
1256                  (set result6 (subword QI rm 7))
1257                  (set result7 (subword QI rn 7))
1258                  (set rd (-join-qi result7 result6 result5 result4 result3
1259                                  result2 result1 result0))))
1260
1261 (dshmi mshfhil "Multimedia shuffle higher-half (long)"
1262        ()
1263        "mshfhi.l $rm, $rn, $rd"
1264        (+ (f-op 11) rm (f-ext 6) rn rd (f-rsvd 0))
1265        (sequence ((SI result1) (SI result0))
1266                  (set result0 (subword SI rm 1))
1267                  (set result1 (subword SI rn 1))
1268                  (set rd (-join-si result1 result0))))
1269
1270 (dshmi mshfhiw "Multimedia shuffle higher-half (word)"
1271        ()
1272        "mshfhi.w $rm, $rn, $rd"
1273        (+ (f-op 11) rm (f-ext 5) rn rd (f-rsvd 0))
1274        (sequence ((HI result3) (HI result2) (HI result1) (HI result0))
1275                  (set result0 (subword HI rm 2))
1276                  (set result1 (subword HI rn 2))
1277                  (set result2 (subword HI rm 3))
1278                  (set result3 (subword HI rn 3))
1279                  (set rd (-join-hi result3 result2 result1 result0))))
1280
1281 (dshmi mshflob "Multimedia shuffle lower-half (byte)"
1282        ()
1283        "mshflo.b $rm, $rn, $rd"
1284        (+ (f-op 11) rm (f-ext 0) rn rd (f-rsvd 0))
1285        (sequence ((QI result7) (QI result6) (QI result5) (QI result4)
1286                   (QI result3) (QI result2) (QI result1) (QI result0))
1287                  (set result0 (subword QI rm 0))
1288                  (set result1 (subword QI rn 0))
1289                  (set result2 (subword QI rm 1))
1290                  (set result3 (subword QI rn 1))
1291                  (set result4 (subword QI rm 2))
1292                  (set result5 (subword QI rn 2))
1293                  (set result6 (subword QI rm 3))
1294                  (set result7 (subword QI rn 3))
1295                  (set rd (-join-qi result7 result6 result5 result4 result3
1296                                  result2 result1 result0))))
1297
1298 (dshmi mshflol "Multimedia shuffle lower-half (long)"
1299        ()
1300        "mshflo.l $rm, $rn, $rd"
1301        (+ (f-op 11) rm (f-ext 2) rn rd (f-rsvd 0))
1302        (sequence ((SI result1) (SI result0))
1303                  (set result0 (subword SI rm 0))
1304                  (set result1 (subword SI rn 0))
1305                  (set rd (-join-si result1 result0))))
1306
1307 (dshmi mshflow "Multimedia shuffle lower-half (word)"
1308        ()
1309        "mshflo.w $rm, $rn, $rd"
1310        (+ (f-op 11) rm (f-ext 1) rn rd (f-rsvd 0))
1311        (sequence ((HI result3) (HI result2) (HI result1) (HI result0))
1312                  (set result0 (subword HI rm 0))
1313                  (set result1 (subword HI rn 0))
1314                  (set result2 (subword HI rm 1))
1315                  (set result3 (subword HI rn 1))
1316                  (set rd (-join-hi result3 result2 result1 result0))))
1317
1318 (define-pmacro (-mshlldl arg) (sll arg (and rn 31)))
1319 (dshmi mshlldl "Multimedia logical left shift (long word)"
1320        ()
1321        "mshlld.l $rm, $rn, $rd"
1322        (+ (f-op 3) rm (f-ext 2) rn rd (f-rsvd 0))
1323        (slice-long-unop -mshlldl))
1324
1325 (define-pmacro (-mshlldw arg) (sll arg (and rn 15)))
1326 (dshmi mshlldw "Multimedia logical left shift (word)"
1327        ()
1328        "mshlld.w $rm, $rn, $rd"
1329        (+ (f-op 3) rm (f-ext 1) rn rd (f-rsvd 0))
1330        (slice-word-unop -mshlldw))
1331
1332 (define-pmacro (-mshlrdl arg) (srl arg (and rn 31)))
1333 (dshmi mshlrdl "Multimedia logical right shift (long word)"
1334        ()
1335        "mshlrd.l $rm, $rn, $rd"
1336        (+ (f-op 3) rm (f-ext 14) rn rd (f-rsvd 0))
1337        (slice-long-unop -mshlrdl))
1338
1339 (define-pmacro (-mshlrdw arg) (srl arg (and rn 15)))
1340 (dshmi mshlrdw "Multimedia logical right shift (word)"
1341        ()
1342        "mshlrd.w $rm, $rn, $rd"
1343        (+ (f-op 3) rm (f-ext 13) rn rd (f-rsvd 0))
1344        (slice-word-unop -mshlrdw))
1345
1346 (dshmi msubl "Multimedia subtract (long word)"
1347        ()
1348        "msub.l $rm, $rn, $rd"
1349        (+ (f-op 2) rm (f-ext 10) rn rd (f-rsvd 0))
1350        (slice-long sub))
1351
1352 (dshmi msubw "Multimedia add (word)"
1353        ()
1354        "msub.w $rm, $rn, $rd"
1355        (+ (f-op 2) rm (f-ext 9) rn rd (f-rsvd 0))
1356        (slice-word sub))
1357
1358 (define-pmacro (-msubsl arg1 arg2) (saturate SI 32 (sub arg1 arg2)))
1359 (dshmi msubsl "Multimedia subtract (saturating long)"
1360        ()
1361        "msubs.l $rm, $rn, $rd"
1362        (+ (f-op 2) rm (f-ext 14) rn rd (f-rsvd 0))
1363        (slice-long -msubsl))
1364
1365 (define-pmacro (-msubsub arg1 arg2) (usaturate QI 8 (sub arg1 arg2)))
1366 (dshmi msubsub "Multimedia subtract (saturating byte)"
1367        ()
1368        "msubs.ub $rm, $rn, $rd"
1369        (+ (f-op 2) rm (f-ext 12) rn rd (f-rsvd 0))
1370        (slice-byte -msubsub))
1371
1372 (define-pmacro (-msubsw arg1 arg2) (saturate HI 16 (sub arg1 arg2)))
1373 (dshmi msubsw "Multimedia subtract (saturating word)"
1374        ()
1375        "msubs.w $rm, $rn, $rd"
1376        (+ (f-op 2) rm (f-ext 13) rn rd (f-rsvd 0))
1377        (slice-byte -msubsw))
1378
1379 (dshmi mulsl "Multiply signed long"
1380        ()
1381        "muls.l $rm, $rn, $rd"
1382        (+ (f-op 1) rm (f-ext 14) rn rd (f-rsvd 0))
1383        (set rd (mul (ext DI (subword SI rm 1)) (ext DI (subword SI rn 1)))))
1384
1385 (dshmi mulul "Multiply unsigned long"
1386        ()
1387        "mulu.l $rm, $rn, $rd"
1388        (+ (f-op 0) rm (f-ext 14) rn rd (f-rsvd 0))
1389        (set rd (mul (zext DI (subword SI rm 1)) (zext DI (subword SI rn 1)))))
1390
1391 (dshmi nop "No operation"
1392        ()
1393        "nop"
1394        (+ (f-op 27) (f-left 63) (f-ext 0) (f-right 63) (f-dest 63) (f-rsvd 0))
1395        (nop))
1396
1397 (dshmi nsb "Number of consecutive sign bits"
1398        ()
1399        "nsb $rm, $rd"
1400        (+ (f-op 0) rm (f-ext 13) (f-right 63) rd (f-rsvd 0))
1401        ; Semantics requires a loop construct, so punt to C.
1402        (set rd (c-call DI "sh64_nsb" rm)))
1403
1404 (dshmi ocbi "Invalidate operand cache block"
1405        ()
1406        "ocbi $rm, $disp6x32"
1407        (+ (f-op 56) rm (f-ext 9) disp6x32 (f-dest 63) (f-rsvd 0))
1408        (unimp "ocbi"))
1409
1410 (dshmi ocbp "Purge operand cache block"
1411        ()
1412        "ocbp $rm, $disp6x32"
1413        (+ (f-op 56) rm (f-ext 8) disp6x32 (f-dest 63) (f-rsvd 0))
1414        (unimp "ocbp"))
1415
1416 (dshmi ocbwb "Write-back operand cache block"
1417        ()
1418        "ocbwb $rm, $disp6x32"
1419        (+ (f-op 56) rm (f-ext 12) disp6x32 (f-dest 63) (f-rsvd 0))
1420        (unimp "ocbwb"))
1421
1422 (dshmi or "OR"
1423        ()
1424        "or $rm, $rn, $rd"
1425        (+ (f-op 1) rm (f-ext 9) rn rd (f-rsvd 0))
1426        (set rd (or rm rn)))
1427
1428 (dshmi ori "OR immediate"
1429        ()
1430        "ori $rm, $imm10, $rd"
1431        (+ (f-op 55) rm imm10 rd (f-rsvd 0))
1432        (set rd (or rm (ext DI imm10))))
1433
1434 (dshmi prefi "Prefetch instruction"
1435        ()
1436        "prefi $rm, $disp6x32"
1437        (+ (f-op 56) rm (f-ext 1) disp6x32 (f-right 63) (f-rsvd 0))
1438        (unimp "prefi"))
1439
1440 (dshmi pta "Prepare target register for SHmedia target"
1441        ()
1442        "pta$likely $disp16, $tra"
1443        (+ (f-op 58) disp16 likely (f-8-2 0) tra (f-rsvd 0))
1444        (set tra (add disp16 1)))
1445
1446 (dshmi ptabs "Prepare target register with absolute value from register"
1447        ()
1448        "ptabs$likely $rn, $tra"
1449        (+ (f-op 26) (f-left 63) (f-ext 1) rn likely (f-8-2 0) tra (f-rsvd 0))
1450        (set tra rn))
1451
1452 (dshmi ptb "Prepare target register for SHcompact target"
1453        ()
1454        "ptb$likely $disp16, $tra"
1455        (+ (f-op 59) disp16 likely (f-8-2 0) tra (f-rsvd 0))
1456        (set tra disp16))
1457
1458 (dshmi ptrel "Prepare target register with relative value from register"
1459        ()
1460        "ptrel$likely $rn, $tra"
1461        (+ (f-op 26) (f-left 63) (f-ext 5) rn likely (f-8-2 0) tra (f-rsvd 0))
1462        (set tra (add pc rn)))
1463
1464 (dshmi putcfg "Put configuration register"
1465        ()
1466        "putcfg $rm, $disp6, $rd"
1467        (+ (f-op 56) rm (f-ext 15) disp6 rd (f-rsvd 0))
1468        (unimp "putcfg"))
1469
1470 (dshmi putcon "Put control register"
1471        ()
1472        "putcon $rm, $crj"
1473        (+ (f-op 27) rm (f-ext 15) (f-right 63) crj (f-rsvd 0))
1474        (set crj rm))
1475
1476 (dshmi rte "Return from exception"
1477        ()
1478        "rte"
1479        (+ (f-op 27) (f-left 63) (f-ext 3) (f-right 63) (f-dest 63) (f-rsvd 0))
1480        (unimp "rte"))
1481
1482 (dshmi shard "Arithmetic right shift"
1483        ()
1484        "shard $rm, $rn, $rd"
1485        (+ (f-op 1) rm (f-ext 7) rn rd (f-rsvd 0))
1486        (set rd (sra rm (and rn 63))))
1487
1488 (dshmi shardl "Arithmetic right shift (long word)"
1489        ()
1490        "shard.l $rm, $rn, $rd"
1491        (+ (f-op 1) rm (f-ext 6) rn rd (f-rsvd 0))
1492        (set rd (ext DI (sra (subword SI rm 1) (and rn 63)))))
1493
1494 (dshmi shari "Arithmetic right shift (immediate count)"
1495        ()
1496        "shari $rm, $uimm6, $rd"
1497        (+ (f-op 49) rm (f-ext 7) uimm6 rd (f-rsvd 0))
1498        (set rd (sra rm uimm6)))
1499
1500 (dshmi sharil "Arithmetic right shift (long word, immediate count)"
1501        ()
1502        "shari.l $rm, $uimm6, $rd"
1503        (+ (f-op 49) rm (f-ext 6) uimm6 rd (f-rsvd 0))
1504        (set rd (ext DI (sra (subword SI rm 1) (and uimm6 63)))))
1505
1506 (dshmi shlld "Logical left shift"
1507        ()
1508        "shlld $rm, $rn, $rd"
1509        (+ (f-op 1) rm (f-ext 1) rn rd (f-rsvd 0))
1510        (set rd (sll rm (and rn 63))))
1511
1512 (dshmi shlldl "Logical left shift (long word)"
1513        ()
1514        "shlld.l $rm, $rn, $rd"
1515        (+ (f-op 1) rm (f-ext 0) rn rd (f-rsvd 0))
1516        (set rd (ext DI (sll (subword SI rm 1) (and rn 63)))))
1517
1518 (dshmi shlli "Logical left shift (immediate count)"
1519        ()
1520        "shlli $rm, $uimm6, $rd"
1521        (+ (f-op 49) rm (f-ext 1) uimm6 rd (f-rsvd 0))
1522        (set rd (sll rm uimm6)))
1523
1524 (dshmi shllil "Logical left shift (long word, immediate count)"
1525        ()
1526        "shlli.l $rm, $uimm6, $rd"
1527        (+ (f-op 49) rm (f-ext 0) uimm6 rd (f-rsvd 0))
1528        (set rd (ext DI (sll (subword SI rm 1) (and uimm6 63)))))
1529
1530 (dshmi shlrd "Logical right shift"
1531        ()
1532        "shlrd $rm, $rn, $rd"
1533        (+ (f-op 1) rm (f-ext 3) rn rd (f-rsvd 0))
1534        (set rd (srl rm (and rn 63))))
1535
1536 (dshmi shlrdl "Logical right shift (long word)"
1537        ()
1538        "shlrd.l $rm, $rn, $rd"
1539        (+ (f-op 1) rm (f-ext 2) rn rd (f-rsvd 0))
1540        (set rd (ext DI (srl (subword SI rm 1) (and rn 63)))))
1541
1542 (dshmi shlri "Logical right shift (immediate count)"
1543        ()
1544        "shlri $rm, $uimm6, $rd"
1545        (+ (f-op 49) rm (f-ext 3) uimm6 rd (f-rsvd 0))
1546        (set rd (srl rm uimm6)))
1547
1548 (dshmi shlril "Logical right shift (long word, immediate count)"
1549        ()
1550        "shlri.l $rm, $uimm6, $rd"
1551        (+ (f-op 49) rm (f-ext 2) uimm6 rd (f-rsvd 0))
1552        (set rd (ext DI (srl (subword SI rm 1) (and uimm6 63)))))
1553
1554 (dshmi shori "Shift-or immediate"
1555        ()
1556        "shori $uimm16, $rd"
1557        (+ (f-op 50) uimm16 rd (f-rsvd 0))
1558        (set rd (or (sll rd 16) (zext DI uimm16))))
1559
1560 (dshmi sleep "Sleep"
1561        ()
1562        "sleep"
1563        (+ (f-op 27) (f-left 63) (f-ext 7) (f-right 63) (f-dest 63) (f-rsvd 0))
1564        (unimp "sleep"))
1565
1566 (dshmi stb "Store byte"
1567        ()
1568        "st.b $rm, $disp10, $rd"
1569        (+ (f-op 40) rm disp10 rd (f-rsvd 0))
1570        (set (mem UQI (add rm (ext DI disp10))) (and QI rd #xff)))
1571
1572 (dshmi stl "Store long word"
1573        ()
1574        "st.l $rm, $disp10x4, $rd"
1575        (+ (f-op 42) rm disp10x4 rd (f-rsvd 0))
1576        (set (mem SI (add rm (ext DI disp10x4))) (and SI rd #xffffffff)))
1577
1578 (dshmi stq "Store quad word"
1579        ()
1580        "st.q $rm, $disp10x8, $rd"
1581        (+ (f-op 43) rm disp10x8 rd (f-rsvd 0))
1582        (set (mem DI (add rm (ext DI disp10x8))) rd))
1583
1584 (dshmi stw "Store word"
1585        ()
1586        "st.w $rm, $disp10x2, $rd"
1587        (+ (f-op 41) rm disp10x2 rd (f-rsvd 0))
1588        (set (mem HI (add rm (ext DI disp10x2))) (and HI rd #xffff)))
1589
1590 (define-pmacro (-sthi-byte)
1591   (sequence ()
1592             (set (mem UQI addr) (and QI val #xff))
1593             (set val (srl val 8))
1594             (set addr (add addr 1))))
1595
1596 (dshmi sthil "Store high part (long word)"
1597       ()
1598        "sthi.l $rm, $disp6, $rd"
1599        (+ (f-op 56) rm (f-ext 6) disp6 rd (f-rsvd 0))
1600        (sequence ((DI addr) (QI bytecount) (DI val))
1601                  (set addr (add rm disp6))
1602                  (set bytecount (add (and addr 3) 1))
1603                  (if endian
1604                      (set val rd)
1605                      (set val (srl rd (sub 32 (mul 8 bytecount)))))
1606                  (set addr (add (sub addr bytecount) 1))
1607                  (if (gt bytecount 3)
1608                      (-sthi-byte))
1609                  (if (gt bytecount 2)
1610                      (-sthi-byte))
1611                  (if (gt bytecount 1)
1612                      (-sthi-byte))
1613                  (if (gt bytecount 0)
1614                      (-sthi-byte))))
1615
1616 (dshmi sthiq "Store high part (quad word)"
1617        ()
1618        "sthi.q $rm, $disp6, $rd"
1619        (+ (f-op 56) rm (f-ext 7) disp6 rd (f-rsvd 0))
1620        (sequence ((DI addr) (QI bytecount) (DI val))
1621                  (set addr (add rm disp6))
1622                  (set bytecount (add (and addr 7) 1))
1623                  (if endian
1624                      (set val rd)
1625                      (set val (srl rd (sub 64 (mul 8 bytecount)))))
1626                  (set addr (add (sub addr bytecount) 1))
1627                  (if (gt bytecount 7)
1628                      (-sthi-byte))
1629                  (if (gt bytecount 6)
1630                      (-sthi-byte))
1631                  (if (gt bytecount 5)
1632                      (-sthi-byte))
1633                  (if (gt bytecount 4)
1634                      (-sthi-byte))
1635                  (if (gt bytecount 3)
1636                      (-sthi-byte))
1637                  (if (gt bytecount 2)
1638                      (-sthi-byte))
1639                  (if (gt bytecount 1)
1640                      (-sthi-byte))
1641                  (if (gt bytecount 0)
1642                      (-sthi-byte))))
1643
1644 (dshmi stlol "Store low part (long word)"
1645        ()
1646        "stlo.l $rm, $disp6, $rd"
1647        (+ (f-op 56) rm (f-ext 2) disp6 rd (f-rsvd 0))
1648        ; FIXME.
1649        (unimp "stlol"))
1650
1651 (dshmi stloq "Store low part (quad word)"
1652        ()
1653        "stlo.q $rm, $disp6, $rd"
1654        (+ (f-op 56) rm (f-ext 3) disp6 rd (f-rsvd 0))
1655        ; FIXME.
1656        (unimp "stloq"))
1657
1658 (dshmi stxb "Store byte (extended displacement)"
1659        ()
1660        "stx.b $rm, $rn, $rd"
1661        (+ (f-op 24) rm (f-ext 0) rn rd (f-rsvd 0))
1662        (set (mem UQI (add rm rn)) (subword QI rd 7)))
1663
1664 (dshmi stxl "Store long (extended displacement)"
1665        ()
1666        "stx.l $rm, $rn, $rd"
1667        (+ (f-op 24) rm (f-ext 2) rn rd (f-rsvd 0))
1668        (set (mem SI (add rm rn)) (subword SI rd 1)))
1669
1670 (dshmi stxq "Store quad word (extended displacement)"
1671        ()
1672        "stx.q $rm, $rn, $rd"
1673        (+ (f-op 24) rm (f-ext 3) rn rd (f-rsvd 0))
1674        (set (mem DI (add rm rn)) rd))
1675
1676 (dshmi stxw "Store word (extended displacement)"
1677        ()
1678        "stx.w $rm, $rn, $rd"
1679        (+ (f-op 24) rm (f-ext 1) rn rd (f-rsvd 0))
1680        (set (mem HI (add rm rn)) (subword HI rd 3)))
1681
1682 (dshmi sub "Subtract"
1683        ()
1684        "sub $rm, $rn, $rd"
1685        (+ (f-op 0) rm (f-ext 11) rn rd (f-rsvd 0))
1686        (set rd (sub rm rn)))
1687
1688 (dshmi subl "Subtract long"
1689        ()
1690        "sub.l $rm, $rn, $rd"
1691        (+ (f-op 0) rm (f-ext 10) rn rd (f-rsvd 0))
1692        (set rd (ext DI (sub (subword SI rm 1) (subword SI rn 1)))))
1693
1694 (dshmi swapq "Swap quad words"
1695        ()
1696        "swap.q $rm, $rn, $rd"
1697        (+ (f-op 8) rm (f-ext 3) rn rd (f-rsvd 0))
1698        (sequence ((DI addr) (DI temp))
1699                  (set addr (add rm rn))
1700                  (set temp (mem DI addr))
1701                  (set (mem DI addr) rd)
1702                  (set rd temp)))
1703
1704 (dshmi synci "Synchronise instruction fetch"
1705        ()
1706        "synci"
1707        (+ (f-op 27) (f-left 63) (f-ext 2) (f-right 63) (f-dest 63) (f-rsvd 0))
1708        (unimp "synci"))
1709
1710 (dshmi synco "Synchronise data operations"
1711        ()
1712        "synco"
1713        (+ (f-op 27) (f-left 63) (f-ext 6) (f-right 63) (f-dest 63) (f-rsvd 0))
1714        (unimp "synco"))
1715
1716 (dshmi trapa "Trap"
1717        ()
1718        "trapa $rm"
1719        (+ (f-op 27) rm (f-ext 1) (f-right 63) (f-dest 63) (f-rsvd 0))
1720        (c-call "sh64_trapa" rm pc))
1721
1722 (dshmi xor "Exclusive OR"
1723        ()
1724        "xor $rm, $rn, $rd"
1725        (+ (f-op 1) rm (f-ext 13) rn rd (f-rsvd 0))
1726        (set rd (xor rm rn)))
1727
1728 (dshmi xori "Exclusive OR immediate"
1729        ()
1730        "xori $rm, $imm6, $rd"
1731        (+ (f-op 49) rm (f-ext 13) rn rd (f-rsvd 0))
1732        (set rd (xor rm (ext DI imm6))))