cpu/sh64-media.cpu

   1 ; Hitachi SHmedia instruction set description.  -*- Scheme -*-
   2 ;
   3 ; Copyright 2000, 2001, 2007, 2009 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 3 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,
  23 ; MA 02110-1301, USA.
  24
  25 \f
  26 ; dshmf -- define-normal-sh-media-field
  27
  28 (define-pmacro (dshmf xname xcomment ignored xstart xlength)
  29   (dnf xname xcomment ((ISA media)) xstart xlength))
  30
  31 ; dshmop -- define-normal-sh-media-operand
  32
  33 (define-pmacro (dshmop xname xcomment ignored xhardware xfield)
  34   (dnop xname xcomment ((ISA media)) xhardware xfield))
  35
  36 ; dnshmi -- define-normal-sh-media-insn
  37
  38 (define-pmacro (dshmi xname xcomment xattrs xsyntax xformat xsemantics)
  39   (define-insn
  40     (name xname)
  41     (comment xcomment)
  42     (.splice attrs (.unsplice xattrs) (ISA media))
  43     (syntax xsyntax)
  44     (format xformat)
  45     (semantics xsemantics)))
  46
  47 ; Saturation functions.
  48 ; Force a value `i' into words `n' bits wide.
  49 ; See Hitachi SH-5 CPU core, volume 2, p. 25 for details.
  50
  51 ; saturate -- signed saturatation function
  52
  53 (define-pmacro (saturate mode n i)
  54   (if mode (lt i (neg mode (sll mode 1 (sub n 1))))
  55       (neg (sll mode 1 (sub n 1)))
  56       (if mode (lt i (sll mode 1 (sub n 1)))
  57           i
  58           (sub mode (sll mode 1 (sub n 1)) 1))))
  59
  60 ; usaturate -- unsigned saturation function
  61
  62 (define-pmacro (usaturate mode n i)
  63   (if mode (lt i (const mode 0))
  64       (const mode 0)
  65       (if mode (lt i (sll mode 1 n))
  66           i
  67           (sub mode (sll mode 1 n) 1))))
  68
  69 \f
  70 ; Ifields.
  71
  72 (dshmf f-op          "Opcode"                       ()  31  6)
  73 (dshmf f-ext         "Extension opcode"             ()  19  4)
  74 (dshmf f-rsvd        "Reserved"             (RESERVED)   3  4)
  75
  76 (dshmf f-left        "Left register"                ()  25  6)
  77 (dshmf f-right       "Right register"               ()  15  6)
  78 (dshmf f-dest        "Destination register"         ()   9  6)
  79
  80 (define-multi-ifield
  81   (name f-left-right)
  82   (comment "Left and right matched register pair")
  83   (attrs (ISA media))
  84   (mode UINT)
  85   (subfields f-left f-right)
  86   (insert (sequence ()
  87                     (set (ifield f-left)
  88                          (and (ifield f-left-right) 63))
  89                     (set (ifield f-right)
  90                          (and (ifield f-left-right) 63))))
  91   (extract (set (ifield f-left-right) (ifield f-left)))
  92 )
  93
  94 (dshmf f-tra         "Target register"              ()   6  3)
  95 (dshmf f-trb         "Target register"              ()  22  3)
  96 (dshmf f-likely      "Likely bit"                   ()   9  1)
  97 (dshmf f-25          "Three unused bits at bit 25"  ()  25  3)
  98 (dshmf f-8-2         "Two unused bits at bit 8"     ()   8  2)
  99
 100 (df f-imm6   "Immediate value (6 bits)"      ((ISA media)) 15 6 INT #f #f)
 101 (df f-imm10  "Immediate value (10 bits)"     ((ISA media)) 19 10 INT #f #f)
 102 (df f-imm16  "Immediate value (16 bits)"     ((ISA media)) 25 16 INT #f #f)
 103
 104 (dshmf f-uimm6       "Immediate value (6 bits)"     ()  15  6)
 105 (dshmf f-uimm16      "Immediate value (16 bits)"    ()  25 16)
 106
 107 ; Various displacement fields.
 108 ; The 10 bit field, for example, has different scaling for displacements.
 109
 110 (df f-disp6          "Displacement (6 bits)"        ((ISA media)) 15 6 INT #f #f)
 111
 112 (df f-disp6x32       "Displacement (6 bits)"        ((ISA media)) 15 6 INT
 113     ((value pc) (sra SI value 5))
 114     ((value pc) (sll SI value 5)))
 115
 116 (df f-disp10         "Displacement (10 bits)"       ((ISA media)) 19 10 INT #f #f)
 117
 118 (df f-disp10x8       "Displacement (10 bits)"       ((ISA media)) 19 10 INT
 119     ((value pc) (sra SI value 3))
 120     ((value pc) (sll SI value 3)))
 121
 122 (df f-disp10x4       "Displacement (10 bits)"       ((ISA media)) 19 10 INT
 123     ((value pc) (sra SI value 2))
 124     ((value pc) (sll SI value 2)))
 125
 126 (df f-disp10x2       "Displacement (10 bits)"       ((ISA media)) 19 10 INT
 127     ((value pc) (sra SI value 1))
 128     ((value pc) (sll SI value 1)))
 129
 130 (df f-disp16         "Displacement (16 bits)"       ((ISA media) PCREL-ADDR) 25 16 INT
 131     ((value pc) (sra DI value 2))
 132     ((value pc) (add DI (sll DI value 2) pc)))
 133
 134 \f
 135 ; Operands.
 136
 137 (dshmop rm        "Left general purpose reg"            ()  h-gr    f-left)
 138 (dshmop rn        "Right general purpose reg"           ()  h-gr    f-right)
 139 (dshmop rd        "Destination general purpose reg"     ()  h-gr    f-dest)
 140
 141 (dshmop frg       "Left single precision register"      ()  h-fr    f-left)
 142 (dshmop frh       "Right single precision register"     ()  h-fr    f-right)
 143 (dshmop frf       "Destination single precision reg"    ()  h-fr    f-dest)
 144 (dshmop frgh      "Single precision register pair"      ()  h-fr    f-left-right)
 145
 146 (dshmop fpf       "Pair of single precision registers"  ()  h-fp    f-dest)
 147
 148 (dshmop fvg       "Left single precision vector"        ()  h-fv    f-left)
 149 (dshmop fvh       "Right single precision vector"       ()  h-fv    f-right)
 150 (dshmop fvf       "Destination single precision vector" ()  h-fv    f-dest)
 151 (dshmop mtrxg     "Left single precision matrix"        ()  h-fmtx  f-left)
 152
 153 (dshmop drg       "Left double precision register"      ()  h-dr    f-left)
 154 (dshmop drh       "Right double precision register"     ()  h-dr    f-right)
 155 (dshmop drf       "Destination double precision reg"    ()  h-dr    f-dest)
 156 (dshmop drgh      "Double precision register pair"      ()  h-dr    f-left-right)
 157
 158 (dshmop fpscr     "Floating point status register"      ()  h-fpscr f-nil)
 159 (dshmop crj       "Control register j"                  ()  h-cr    f-dest)
 160 (dshmop crk       "Control register k"                  ()  h-cr    f-left)
 161
 162 (dshmop tra       "Target register a"                   ()  h-tr    f-tra)
 163 (dshmop trb       "Target register b"                   ()  h-tr    f-trb)
 164
 165 (dshmop disp6     "Displacement (6 bits)"               ()  h-sint  f-disp6)
 166 (dshmop disp6x32  "Displacement (6 bits, scale 32)"     ()  h-sint  f-disp6x32)
 167 (dshmop disp10    "Displacement (10 bits)"              ()  h-sint  f-disp10)
 168 (dshmop disp10x2  "Displacement (10 bits, scale 2)"     ()  h-sint  f-disp10x2)
 169 (dshmop disp10x4  "Displacement (10 bits, scale 4)"     ()  h-sint  f-disp10x4)
 170 (dshmop disp10x8  "Displacement (10 bits, scale 8)"     ()  h-sint  f-disp10x8)
 171 (dshmop disp16    "Displacement (16 bits)"              ()  h-sint  f-disp16)
 172
 173 (dshmop imm6      "Immediate (6 bits)"                  ()  h-sint  f-imm6)
 174 (dshmop imm10     "Immediate (10 bits)"                 ()  h-sint  f-imm10)
 175 (dshmop imm16     "Immediate (16 bits)"                 ()  h-sint  f-imm16)
 176 (dshmop uimm6     "Immediate (6 bits)"                  ()  h-uint  f-uimm6)
 177 (dshmop uimm16    "Unsigned immediate (16 bits)"        ()  h-uint  f-uimm16)
 178
 179 ; FIXME: provide these parse/print functions in `sh-media.opc'.
 180
 181 (define-operand (name likely) (comment "Likely branch?") (attrs (ISA media))
 182   (type h-uint) (index f-likely) (handlers (parse "likely") (print "likely")))
 183
 184 \f
 185 ; Instructions.
 186
 187 (dshmi add "Add"
 188        ()
 189        "add $rm, $rn, $rd"
 190        (+ (f-op 0) rm (f-ext 9) rn rd (f-rsvd 0))
 191        (set rd (add rm rn)))
 192
 193 (dshmi addl "Add long"
 194        ()
 195        "add.l $rm, $rn, $rd"
 196        (+ (f-op 0) rm (f-ext 8) rn rd (f-rsvd 0))
 197        (set rd (add (subword SI rm 1) (subword SI rn 1))))
 198
 199 (dshmi addi "Add immediate"
 200        ()
 201        "addi $rm, $disp10, $rd"
 202        (+ (f-op 52) rm disp10 rd (f-rsvd 0))
 203        (set rd (add rm (ext DI disp10))))
 204
 205 (dshmi addil "Add immediate long"
 206        ()
 207        "addi.l $rm, $disp10, $rd"
 208        (+ (f-op 53) rm disp10 rd (f-rsvd 0))
 209        (set rd (ext DI (add (ext SI disp10) (subword SI rm 1)))))
 210
 211 (dshmi addzl "Add zero extended long"
 212        ()
 213        "addz.l $rm, $rn, $rd"
 214        (+ (f-op 0) rm (f-ext 12) rn rd (f-rsvd 0))
 215        (set rd (zext DI (add (subword SI rm 1) (subword SI rn 1)))))
 216
 217 (dshmi alloco "Allocate operand cache block"
 218        ()
 219        "alloco $rm, $disp6x32"
 220        (+ (f-op 56) rm (f-ext 4) disp6x32 (f-dest 63) (f-rsvd 0))
 221        (unimp "alloco"))
 222
 223 (dshmi and "AND"
 224        ()
 225        "and $rm, $rn, $rd"
 226        (+ (f-op 1) rm (f-ext 11) rn rd (f-rsvd 0))
 227        (set rd (and rm rn)))
 228
 229 (dshmi andc "AND complement"
 230        ()
 231        "andc $rm, $rn, $rd"
 232        (+ (f-op 1) rm (f-ext 15) rn rd (f-rsvd 0))
 233        (set rd (and rm (inv rn))))
 234
 235 (dshmi andi "AND immediate"
 236        ()
 237        "andi $rm, $disp10, $rd"
 238        (+ (f-op 54) rm disp10 rd (f-rsvd 0))
 239        (set rd (and rm (ext DI disp10))))
 240
 241 (dshmi beq "Branch if equal"
 242        ()
 243        "beq$likely $rm, $rn, $tra"
 244        (+ (f-op 25) rm (f-ext 1) rn likely (f-8-2 0) tra (f-rsvd 0))
 245        (if (eq rm rn)
 246            (set pc tra)))
 247
 248 (dshmi beqi "Branch if equal immediate"
 249        ()
 250        "beqi$likely $rm, $imm6, $tra"
 251        (+ (f-op 57) rm (f-ext 1) imm6 likely (f-8-2 0) tra (f-rsvd 0))
 252        (if (eq rm (ext DI imm6))
 253            (set pc tra)))
 254
 255 (dshmi bge "Branch if greater than or equal"
 256        ()
 257        "bge$likely $rm, $rn, $tra"
 258        (+ (f-op 25) rm (f-ext 3) rn likely (f-8-2 0) tra (f-rsvd 0))
 259        (if (ge rm rn)
 260            (set pc tra)))
 261
 262 (dshmi bgeu "Branch if greater than or equal (unsigned comparison)"
 263        ()
 264        "bgeu$likely $rm, $rn, $tra"
 265        (+ (f-op 25) rm (f-ext 11) rn likely (f-8-2 0) tra (f-rsvd 0))
 266        (if (geu rm rn)
 267            (set pc tra)))
 268
 269 (dshmi bgt "Branch greater than"
 270        ()
 271        "bgt$likely $rm, $rn, $tra"
 272        (+ (f-op 25) rm (f-ext 7) rn likely (f-8-2 0) tra (f-rsvd 0))
 273        (if (gt rm rn)
 274            (set pc tra)))
 275
 276 (dshmi bgtu "Branch greater than (unsigned comparison)"
 277        ()
 278        "bgtu$likely $rm, $rn, $tra"
 279        (+ (f-op 25) rm (f-ext 15) rn likely (f-8-2 0) tra (f-rsvd 0))
 280        (if (gtu rm rn)
 281            (set pc tra)))
 282
 283 (dshmi blink "Branch and link"
 284        ()
 285        "blink $trb, $rd"
 286        (+ (f-op 17) (f-25 0) trb (f-ext 1) (f-right 63) rd (f-rsvd 0))
 287        (sequence ()
 288                  (set rd (or (add pc 4) 1))
 289                  (set pc trb)))
 290
 291 (dshmi bne "Branch if not equal"
 292        ()
 293        "bne$likely $rm, $rn, $tra"
 294        (+ (f-op 25) rm (f-ext 5) rn likely (f-8-2 0) tra (f-rsvd 0))
 295        (if (ne rm rn)
 296            (set pc tra)))
 297
 298 (dshmi bnei "Branch if not equal immediate"
 299        ()
 300        "bnei$likely $rm, $imm6, $tra"
 301        (+ (f-op 57) rm (f-ext 5) rn likely (f-8-2 0) tra (f-rsvd 0))
 302        (if (ne rm (ext DI imm6))
 303            (set pc tra)))
 304
 305 (dshmi brk "Breakpoint instruction"
 306        ()
 307        "brk"
 308        (+ (f-op 27) (f-left 63) (f-ext 5) (f-right 63) (f-dest 63) (f-rsvd 0))
 309        (c-call "sh64_break" pc))
 310
 311 (define-pmacro (-byterev-step)
 312   (sequence ()
 313     (set result (or (sll result 8) (and source 255)))
 314     (set source (srl source 8)))
 315 )
 316
 317 (dshmi byterev "Byte reverse"
 318        ()
 319        "byterev $rm, $rd"
 320        (+ (f-op 0) rm (f-ext 15) (f-right 63) rd (f-rsvd 0))
 321        (sequence ((DI source) (DI result))
 322                  (set source rm)
 323                  (set result 0)
 324                  (-byterev-step)
 325                  (-byterev-step)
 326                  (-byterev-step)
 327                  (-byterev-step)
 328                  (-byterev-step)
 329                  (-byterev-step)
 330                  (-byterev-step)
 331                  (-byterev-step)
 332                  (set rd result)))
 333
 334 (dshmi cmpeq "Compare equal"
 335        ()
 336        "cmpeq $rm, $rn, $rd"
 337        (+ (f-op 0) rm (f-ext 1) rn rd (f-rsvd 0))
 338        (set rd (if DI (eq rm rn) 1 0)))
 339
 340 (dshmi cmpgt "Compare greater than"
 341        ()
 342        "cmpgt $rm, $rn, $rd"
 343        (+ (f-op 0) rm (f-ext 3) rn rd (f-rsvd 0))
 344        (set rd (if DI (gt rm rn) 1 0)))
 345
 346 (dshmi cmpgtu "Compare greater than (unsigned comparison)"
 347        ()
 348        "cmpgtu $rm,$rn, $rd"
 349        (+ (f-op 0) rm (f-ext 7) rn rd (f-rsvd 0))
 350        (set rd (if DI (gtu rm rn) 1 0)))
 351
 352 (dshmi cmveq "Conditional move if equal to zero"
 353        ()
 354        "cmveq $rm, $rn, $rd"
 355        (+ (f-op 8) rm (f-ext 1) rn rd (f-rsvd 0))
 356        (if (eq rm 0)
 357            (set rd rn)))
 358
 359 (dshmi cmvne "Conditional move if not equal to zero"
 360        ()
 361        "cmvne $rm, $rn, $rd"
 362        (+ (f-op 8) rm (f-ext 5) rn rd (f-rsvd 0))
 363        (if (ne rm 0)
 364            (set rd rn)))
 365
 366 (dshmi fabsd "Floating point absolute (double)"
 367        ()
 368        "fabs.d $drgh, $drf"
 369        (+ (f-op 6) drgh (f-ext 1) drf (f-rsvd 0))
 370        (set drf (c-call DF "sh64_fabsd" drgh)))
 371
 372 (dshmi fabss "Floating point absolute (single)"
 373        ()
 374        "fabs.s $frgh, $frf"
 375        (+ (f-op 6) frgh (f-ext 0) frf (f-rsvd 0))
 376        (set frf (c-call SF "sh64_fabss" frgh)))
 377
 378 (dshmi faddd "Floating point add (double)"
 379        ()
 380        "fadd.d $drg, $drh, $drf"
 381        (+ (f-op 13) drg (f-ext 1) drh drf (f-rsvd 0))
 382        (set drf (c-call DF "sh64_faddd" drg drh)))
 383
 384 (dshmi fadds "Floating point add (single)"
 385        ()
 386        "fadd.s $frg, $frh, $frf"
 387        (+ (f-op 13) frg (f-ext 0) frh frf (f-rsvd 0))
 388        (set frf (c-call SF "sh64_fadds" frg frh)))
 389
 390 (dshmi fcmpeqd "Floating point compare if equal (double)"
 391        ()
 392        "fcmpeq.d $drg, $drh, $rd"
 393        (+ (f-op 12) drg (f-ext 9) drh rd (f-rsvd 0))
 394        (set rd (zext DI (c-call BI "sh64_fcmpeqd" drg drh))))
 395
 396 (dshmi fcmpeqs "Floating point compare if equal (single)"
 397        ()
 398        "fcmpeq.s $frg, $frh, $rd"
 399        (+ (f-op 12) frg (f-ext 8) frh rd (f-rsvd 0))
 400        (set rd (zext DI (c-call BI "sh64_fcmpeqs" frg frh))))
 401
 402 (dshmi fcmpged "Floating compare compare if greater than or equal (double)"
 403        ()
 404        "fcmpge.d $drg, $drh, $rd"
 405        (+ (f-op 12) drg (f-ext 15) drh rd (f-rsvd 0))
 406        (set rd (zext DI (c-call BI "sh64_fcmpged" drg drh))))
 407
 408 (dshmi fcmpges "Floating point compare if greater than or equal (single)"
 409        ()
 410        "fcmpge.s $frg, $frh, $rd"
 411        (+ (f-op 12) frg (f-ext 14) frh rd (f-rsvd 0))
 412        (set rd (zext DI (c-call BI "sh64_fcmpges" frg frh))))
 413
 414 (dshmi fcmpgtd "Floating point compare if greater than (double)"
 415        ()
 416        "fcmpgt.d $drg, $drh, $rd"
 417        (+ (f-op 12) drg (f-ext 13) drh rd (f-rsvd 0))
 418        (set rd (zext DI (c-call BI "sh64_fcmpgtd" drg drh))))
 419
 420 (dshmi fcmpgts "Floating point compare if greater than (single)"
 421        ()
 422        "fcmpgt.s $frg, $frh, $rd"
 423        (+ (f-op 12) frg (f-ext 12) frh rd (f-rsvd 0))
 424        (set rd (zext DI (c-call BI "sh64_fcmpgts" frg frh))))
 425
 426 (dshmi fcmpund "Floating point unordered comparison (double)"
 427        ()
 428        "fcmpun.d $drg, $drh, $rd"
 429        (+ (f-op 12) drg (f-ext 11) drh rd (f-rsvd 0))
 430        (set rd (zext DI (c-call BI "sh64_fcmpund" drg drh))))
 431
 432 (dshmi fcmpuns "Floating point unordered comparison (single)"
 433        ()
 434        "fcmpun.s $frg, $frh, $rd"
 435        (+ (f-op 12) frg (f-ext 10) frh rd (f-rsvd 0))
 436        (set rd (zext DI (c-call BI "sh64_fcmpuns" frg frh))))
 437
 438 (dshmi fcnvds "Floating point coversion (double to single)"
 439        ()
 440        "fcnv.ds $drgh, $frf"
 441        (+ (f-op 14) drgh (f-ext 7) frf (f-rsvd 0))
 442        (set frf (c-call SF "sh64_fcnvds" drgh)))
 443
 444 (dshmi fcnvsd "Floating point conversion (single to double)"
 445        ()
 446        "fcnv.sd $frgh, $drf"
 447        (+ (f-op 14) frgh (f-ext 6) drf (f-rsvd 0))
 448        (set drf (c-call DF "sh64_fcnvsd" frgh)))
 449
 450 (dshmi fdivd "Floating point divide (double)"
 451        ()
 452        "fdiv.d $drg, $drh, $drf"
 453        (+ (f-op 13) drg (f-ext 5) drh drf (f-rsvd 0))
 454        (set drf (c-call DF "sh64_fdivd" drg drh)))
 455
 456 (dshmi fdivs "Floating point divide (single)"
 457        ()
 458        "fdiv.s $frg, $frh, $frf"
 459        (+ (f-op 13) frg (f-ext 4) frh frf (f-rsvd 0))
 460        (set frf (c-call SF "sh64_fdivs" frg frh)))
 461
 462 (dshmi fgetscr "Floating point get from FPSCR"
 463        ()
 464        "fgetscr $frf"
 465        (+ (f-op 7) (f-left 63) (f-ext 2) (f-right 63) frf (f-rsvd 0))
 466        (unimp "fputscr"))
 467        ; FIXME: this should work!
 468        ; (set frf fpscr))
 469
 470 (dshmi fiprs "Floating point inner product (single)"
 471        ()
 472        "fipr.s $fvg, $fvh, $frf"
 473        (+ (f-op 5) fvg (f-ext 6) fvh frf (f-rsvd 0))
 474        (sequence ((UQI g) (UQI h) (SF temp))
 475                  (set g (index-of fvg))
 476                  (set h (index-of fvh))
 477                  (set temp (c-call SF "sh64_fmuls" (reg h-fr g) (reg h-fr h)))
 478                  (set temp (c-call SF "sh64_fadds" temp
 479                    (c-call SF "sh64_fmuls" (reg h-fr (add g 1)) (reg h-fr (add h 1)))))
 480                  (set temp (c-call SF "sh64_fadds" temp
 481                    (c-call SF "sh64_fmuls" (reg h-fr (add g 2)) (reg h-fr (add h 2)))))
 482                  (set temp (c-call SF "sh64_fadds" temp
 483                    (c-call SF "sh64_fmuls" (reg h-fr (add g 3)) (reg h-fr (add h 3)))))
 484                  (set frf temp)))
 485
 486 (dshmi fldd "Floating point load (double)"
 487        ()
 488        "fld.d $rm, $disp10x8, $drf"
 489        (+ (f-op 39) rm disp10x8 drf (f-rsvd 0))
 490        (set drf (mem DF (add rm disp10x8))))
 491
 492 (dshmi fldp "Floating point load (pair of singles)"
 493        ()
 494        "fld.p $rm, $disp10x8, $fpf"
 495        (+ (f-op 38) rm disp10x8 fpf (f-rsvd 0))
 496        (sequence ((QI f))
 497                  (set f (index-of fpf))
 498                  (set (reg h-fr f) (mem SF (add rm disp10x8)))
 499                  (set (reg h-fr (add f 1)) (mem SF (add rm (add disp10x8 4))))))
 500
 501 (dshmi flds "Floating point load (single)"
 502        ()
 503        "fld.s $rm, $disp10x4, $frf"
 504        (+ (f-op 37) rm disp10x4 frf (f-rsvd 0))
 505        (set frf (mem SF (add rm disp10x4))))
 506
 507 (dshmi fldxd "Floating point extended load (double)"
 508        ()
 509        "fldx.d $rm, $rn, $drf"
 510        (+ (f-op 7) rm (f-ext 9) rn frf (f-rsvd 0))
 511        (set drf (mem DF (add rm rn))))
 512
 513 (dshmi fldxp "Floating point extended load (pair of singles)"
 514        ()
 515        "fldx.p $rm, $rn, $fpf"
 516        (+ (f-op 7) rm (f-ext 13) rn fpf (f-rsvd 0))
 517        (sequence ((QI f))
 518                  (set f (index-of fpf))
 519                  (set (reg h-fr f) (mem SF (add rm rn)))
 520                  (set (reg h-fr (add f 1)) (mem SF (add rm (add rn 4))))))
 521
 522 (dshmi fldxs "Floating point extended load (single)"
 523        ()
 524        "fldx.s $rm, $rn, $frf"
 525        (+ (f-op 7) rm (f-ext 8) rn frf (f-rsvd 0))
 526        (set frf (mem SF (add rm rn))))
 527
 528 (dshmi floatld "Floating point conversion (long to double)"
 529        ()
 530        "float.ld $frgh, $drf"
 531        (+ (f-op 14) frgh (f-ext 14) drf (f-rsvd 0))
 532        (set drf (c-call DF "sh64_floatld" frgh)))
 533
 534 (dshmi floatls "Floating point conversion (long to single)"
 535        ()
 536        "float.ls $frgh, $frf"
 537        (+ (f-op 14) frgh (f-ext 12) frf (f-rsvd 0))
 538        (set frf (c-call SF "sh64_floatls" frgh)))
 539
 540 (dshmi floatqd "Floating point conversion (quad to double)"
 541        ()
 542        "float.qd $drgh, $drf"
 543        (+ (f-op 14) drgh (f-ext 13) drf (f-rsvd 0))
 544        (set drf (c-call DF "sh64_floatqd" drgh)))
 545
 546 (dshmi floatqs "Floating point conversion (quad to single)"
 547        ()
 548        "float.qs $drgh, $frf"
 549        (+ (f-op 14) drgh (f-ext 15) frf (f-rsvd 0))
 550        (set frf (c-call SF "sh64_floatqs" drgh)))
 551
 552 (dshmi fmacs "Floating point multiply and accumulate (single)"
 553        ()
 554        "fmac.s $frg, $frh, $frf"
 555        (+ (f-op 13) frg (f-ext 14) frh frf (f-rsvd 0))
 556        (set frf (c-call SF "sh64_fadds" frf (c-call SF "sh64_fmuls" frg frh))))
 557
 558 (dshmi fmovd "Floating point move double"
 559        ()
 560        "fmov.d $drgh, $drf"
 561        (+ (f-op 14) drgh (f-ext 1) drf (f-rsvd 0))
 562        (set drf drgh))
 563
 564 (dshmi fmovdq "Floating point move (double to quad integer)"
 565        ()
 566        "fmov.dq $drgh, $rd"
 567        (+ (f-op 12) drgh (f-ext 1) rd (f-rsvd 0))
 568        (set rd (subword DI drgh 0)))
 569
 570 (dshmi fmovls "Floating point move (lower to single)"
 571        ()
 572        "fmov.ls $rm, $frf"
 573        (+ (f-op 7) rm (f-ext 0) (f-right 63) frf (f-rsvd 0))
 574        (set frf (subword SF (subword SI rm 1) 0)))
 575
 576 (dshmi fmovqd "Floating point move (quad to double)"
 577        ()
 578        "fmov.qd $rm, $drf"
 579        (+ (f-op 7) rm (f-ext 1) (f-right 63) frf (f-rsvd 0))
 580        (set drf (subword DF rm 0)))
 581
 582 (dshmi fmovs "Floating point move (single)"
 583        ()
 584        "fmov.s $frgh, $frf"
 585        (+ (f-op 14) frgh (f-ext 0) frf (f-rsvd 0))
 586        (set frf frgh))
 587
 588 (dshmi fmovsl "Floating point move (single to lower)"
 589        ()
 590        "fmov.sl $frgh, $rd"
 591        (+ (f-op 12) frgh (f-ext 0) rd (f-rsvd 0))
 592        (set rd (ext DI (subword SI frgh 1))))
 593
 594 (dshmi fmuld "Floating point multiply (double)"
 595        ()
 596        "fmul.d $drg, $drh, $drf"
 597        (+ (f-op 13) drg (f-ext 7) drh drf (f-rsvd 0))
 598        (set drf (c-call DF "sh64_fmuld" drg drh)))
 599
 600 (dshmi fmuls "Floating point multiply (single)"
 601        ()
 602        "fmul.s $frg, $frh, $frf"
 603        (+ (f-op 13) frg (f-ext 6) frh frf (f-rsvd 0))
 604        (set frf (c-call SF "sh64_fmuls" frg frh)))
 605
 606 (dshmi fnegd "Floating point negate (double)"
 607        ()
 608        "fneg.d $drgh, $drf"
 609        (+ (f-op 6) drgh (f-ext 3) drf (f-rsvd 0))
 610        (set drf (c-call DF "sh64_fnegd" drgh)))
 611
 612 (dshmi fnegs "Floating point negate (single)"
 613        ()
 614        "fneg.s $frgh, $frf"
 615        (+ (f-op 6) frgh (f-ext 2) frf (f-rsvd 0))
 616        (set frf (c-call SF "sh64_fnegs" frgh)))
 617
 618 (dshmi fputscr "Floating point put to FPSCR"
 619        ()
 620        "fputscr $frgh"
 621        (+ (f-op 12) frgh (f-ext 2) (f-dest 63) (f-rsvd 0))
 622        (unimp "fputscr"))
 623        ; FIXME: this should work!
 624        ; (set fpscr (subword SI frgh 0)))
 625
 626 (dshmi fsqrtd "Floating point square root (double)"
 627        ()
 628        "fsqrt.d $drgh, $drf"
 629        (+ (f-op 14) drgh (f-ext 5) drf (f-rsvd 0))
 630        (set drf (c-call DF "sh64_fsqrtd" drgh)))
 631
 632 (dshmi fsqrts "Floating point squart root (single)"
 633        ()
 634        "fsqrt.s $frgh, $frf"
 635        (+ (f-op 14) frgh (f-ext 4) frf (f-rsvd 0))
 636        (set frf (c-call SF "sh64_fsqrts" frgh)))
 637
 638 (dshmi fstd "Floating point store (double)"
 639        ()
 640        "fst.d $rm, $disp10x8, $drf"
 641        (+ (f-op 47) rm disp10x8 drf (f-rsvd 0))
 642        (set (mem DF (add rm disp10x8)) drf))
 643
 644 (dshmi fstp "Floating point store (pair of singles)"
 645        ()
 646        "fst.p $rm, $disp10x8, $fpf"
 647        (+ (f-op 46) rm disp10x8 fpf (f-rsvd 0))
 648        (sequence ((QI f))
 649                  (set f (index-of fpf))
 650                  (set (mem SF (add rm disp10x8)) (reg h-fr f))
 651                  (set (mem SF (add rm (add disp10x8 4))) (reg h-fr (add f 1)))))
 652
 653 (dshmi fsts "Floating point store (single)"
 654        ()
 655        "fst.s $rm, $disp10x4, $frf"
 656        (+ (f-op 45) rm disp10x4 frf (f-rsvd 0))
 657        (set (mem SF (add rm disp10x4)) frf))
 658
 659 (dshmi fstxd "Floating point extended store (double)"
 660        ()
 661        "fstx.d $rm, $rn, $drf"
 662        (+ (f-op 15) rm (f-ext 9) rn drf (f-rsvd 0))
 663        (set (mem DF (add rm rn)) drf))
 664
 665 (dshmi fstxp "Floating point extended store (pair of singles)"
 666        ()
 667        "fstx.p $rm, $rn, $fpf"
 668        (+ (f-op 15) rm (f-ext 13) rn fpf (f-rsvd 0))
 669        (sequence ((QI f))
 670                  (set f (index-of fpf))
 671                  (set (mem SF (add rm rn)) (reg h-fr f))
 672                  (set (mem SF (add rm (add rn 4))) (reg h-fr (add f 1)))))
 673
 674 (dshmi fstxs "Floating point extended store (single)"
 675        ()
 676        "fstx.s $rm, $rn, $frf"
 677        (+ (f-op 15) rm (f-ext 8) rn frf (f-rsvd 0))
 678        (set (mem SF (add rm rn)) frf))
 679
 680 (dshmi fsubd "Floating point subtract (double)"
 681        ()
 682        "fsub.d $drg, $drh, $drf"
 683        (+ (f-op 13) frg (f-ext 3) frh frf (f-rsvd 0))
 684        (set drf (c-call DF "sh64_fsubd" drg drh)))
 685
 686 (dshmi fsubs "Floating point subtract (single)"
 687        ()
 688        "fsub.s $frg, $frh, $frf"
 689        (+ (f-op 13) frg (f-ext 2) frh frf (f-rsvd 0))
 690        (set frf (c-call SF "sh64_fsubs" frg frh)))
 691
 692 (dshmi ftrcdl "Floating point conversion (double to long)"
 693        ()
 694        "ftrc.dl $drgh, $frf"
 695        (+ (f-op 14) drgh (f-ext 11) frf (f-rsvd 0))
 696        (set frf (c-call SF "sh64_ftrcdl" drgh)))
 697
 698 (dshmi ftrcsl "Floating point conversion (single to long)"
 699        ()
 700        "ftrc.sl $frgh, $frf"
 701        (+ (f-op 14) frgh (f-ext 8) frf (f-rsvd 0))
 702        (set frf (c-call SF "sh64_ftrcsl" frgh)))
 703
 704 (dshmi ftrcdq "Floating point conversion (double to quad)"
 705        ()
 706        "ftrc.dq $drgh, $drf"
 707        (+ (f-op 14) drgh (f-ext 9) frf (f-rsvd 0))
 708        (set drf (c-call DF "sh64_ftrcdq" drgh)))
 709
 710 (dshmi ftrcsq "Floating point conversion (single to quad)"
 711        ()
 712        "ftrc.sq $frgh, $drf"
 713        (+ (f-op 14) frgh (f-ext 10) drf (f-rsvd 0))
 714        (set drf (c-call DF "sh64_ftrcsq" frgh)))
 715
 716 (dshmi ftrvs "Floating point matrix multiply"
 717        ()
 718        "ftrv.s $mtrxg, $fvh, $fvf"
 719        (+ (f-op 5) mtrxg (f-ext 14) fvh fvf (f-rsvd 0))
 720        (c-call "sh64_ftrvs" (index-of mtrxg) (index-of fvh) (index-of fvf)))
 721
 722 (dshmi getcfg "Get configuration register"
 723        ()
 724        "getcfg $rm, $disp6, $rd"
 725        (+ (f-op 48) rm (f-ext 15) disp6 rd (f-rsvd 0))
 726        (unimp "getcfg"))
 727
 728 (dshmi getcon "Get control register"
 729        ()
 730        "getcon $crk, $rd"
 731        (+ (f-op 9) crk (f-ext 15) (f-right 63) rd (f-rsvd 0))
 732        (set rd crk))
 733
 734 (dshmi gettr "Get target register"
 735        ()
 736        "gettr $trb, $rd"
 737        (+ (f-op 17) (f-25 0) trb (f-ext 5) (f-right 63) rd (f-rsvd 0))
 738        (set rd trb))
 739
 740 (dshmi icbi "Invalidate instruction cache block"
 741        ()
 742        "icbi $rm, $disp6x32"
 743        (+ (f-op 56) rm (f-ext 5) disp6x32 (f-dest 63) (f-rsvd 0))
 744        (unimp "icbi"))
 745
 746 (dshmi ldb "Load byte"
 747        ()
 748        "ld.b $rm, $disp10, $rd"
 749        (+ (f-op 32) rm disp10 rd (f-rsvd 0))
 750        (set rd (ext DI (mem QI (add rm (ext DI disp10))))))
 751
 752 (dshmi ldl "Load long word"
 753        ()
 754        "ld.l $rm, $disp10x4, $rd"
 755        (+ (f-op 34) rm disp10x4 rd (f-rsvd 0))
 756        (set rd (ext DI (mem SI (add rm (ext DI disp10x4))))))
 757
 758 (dshmi ldq "Load quad word"
 759        ()
 760        "ld.q $rm, $disp10x8, $rd"
 761        (+ (f-op 35) rm disp10x8 rd (f-rsvd 0))
 762        (set rd (mem DI (add rm (ext DI disp10x8)))))
 763
 764 (dshmi ldub "Load unsigned byte"
 765        ()
 766        "ld.ub $rm, $disp10, $rd"
 767        (+ (f-op 36) rm disp10 rd (f-rsvd 0))
 768        (set rd (zext DI (mem QI (add rm (ext DI disp10))))))
 769
 770 (dshmi lduw "Load unsigned word"
 771        ()
 772        "ld.uw $rm, $disp10x2, $rd"
 773        (+ (f-op 44) rm disp10 rd (f-rsvd 0))
 774        (set rd (zext DI (mem HI (add rm (ext DI disp10x2))))))
 775
 776 (dshmi ldw "Load word"
 777        ()
 778        "ld.w $rm, $disp10x2, $rd"
 779        (+ (f-op 33) rm disp10 rd (f-rsvd 0))
 780        (set rd (ext DI (mem HI (add rm (ext DI disp10x2))))))
 781
 782 (dshmi ldhil "Load high part (long word)"
 783        ()
 784        "ldhi.l $rm, $disp6, $rd"
 785        (+ (f-op 48) rm (f-ext 6) disp6 rd (f-rsvd 0))
 786        ; FIXME.
 787        (unimp "ldhil"))
 788
 789 (dshmi ldhiq "Load high part (quad word)"
 790        ()
 791        "ldhi.q $rm, $disp6, $rd"
 792        (+ (f-op 48) rm (f-ext 7) disp6 rd (f-rsvd 0))
 793        ; FIXME.
 794        (unimp "ldhiq"))
 795
 796 (dshmi ldlol "Load low part (long word)"
 797        ()
 798        "ldlo.l $rm, $disp6, $rd"
 799        (+ (f-op 48) rm (f-ext 2) disp6 rd (f-rsvd 0))
 800        ; FIXME.
 801        (unimp "ldlol"))
 802
 803 (dshmi ldloq "Load low part (quad word)"
 804        ()
 805        "ldlo.q $rm, $disp6, $rd"
 806        (+ (f-op 48) rm (f-ext 3) disp6 rd (f-rsvd 0))
 807        ; FIXME;
 808        (unimp "ldloq"))
 809
 810 (dshmi ldxb "Load byte (extended displacement)"
 811        ()
 812        "ldx.b $rm, $rn, $rd"
 813        (+ (f-op 16) rm (f-ext 0) rn rd (f-rsvd 0))
 814        (set rd (ext DI (mem QI (add rm rn)))))
 815
 816 (dshmi ldxl "Load long word (extended displacement)"
 817        ()
 818        "ldx.l $rm, $rn, $rd"
 819        (+ (f-op 16) rm (f-ext 2) rn rd (f-rsvd 0))
 820        (set rd (ext DI (mem SI (add rm rn)))))
 821
 822 (dshmi ldxq "Load quad word (extended displacement)"
 823        ()
 824        "ldx.q $rm, $rn, $rd"
 825        (+ (f-op 16) rm (f-ext 3) rn rd (f-rsvd 0))
 826        (set rd (mem DI (add rm rn))))
 827
 828 (dshmi ldxub "Load unsigned byte (extended displacement)"
 829        ()
 830        "ldx.ub $rm, $rn, $rd"
 831        (+ (f-op 16) rm (f-ext 4) rn rd (f-rsvd 0))
 832        (set rd (zext DI (mem UQI (add rm rn)))))
 833
 834 (dshmi ldxuw "Load unsigned word (extended displacement)"
 835        ()
 836        "ldx.uw $rm, $rn, $rd"
 837        (+ (f-op 16) rm (f-ext 5) rn rd (f-rsvd 0))
 838        (set rd (zext DI (mem UHI (add rm rn)))))
 839
 840 (dshmi ldxw "Load word (extended displacement)"
 841        ()
 842        "ldx.w $rm, $rn, $rd"
 843        (+ (f-op 16) rm (f-ext 1) rn rd (f-rsvd 0))
 844        (set rd (ext DI (mem HI (add rm rn)))))
 845
 846 \f
 847 ; Macros to facilitate multimedia instructions.
 848
 849 (define-pmacro (slice-byte expr)
 850   (sequence ((QI result7) (QI result6) (QI result5) (QI result4)
 851              (QI result3) (QI result2) (QI result1) (QI result0))
 852             (set result0 (expr (subword QI rm 7) (subword QI rn 7)))
 853             (set result1 (expr (subword QI rm 6) (subword QI rn 6)))
 854             (set result2 (expr (subword QI rm 5) (subword QI rn 5)))
 855             (set result3 (expr (subword QI rm 4) (subword QI rn 4)))
 856             (set result4 (expr (subword QI rm 3) (subword QI rn 3)))
 857             (set result5 (expr (subword QI rm 2) (subword QI rn 2)))
 858             (set result6 (expr (subword QI rm 1) (subword QI rn 1)))
 859             (set result7 (expr (subword QI rm 0) (subword QI rn 0)))
 860             (set rd (-join-qi result7 result6 result5 result4 result3 result2
 861                            result1 result0))))
 862
 863 (define-pmacro (slice-word expr)
 864   (sequence ((HI result3) (HI result2) (HI result1) (HI result0))
 865             (set result0 (expr (subword HI rm 3) (subword HI rn 3)))
 866             (set result1 (expr (subword HI rm 2) (subword HI rn 2)))
 867             (set result2 (expr (subword HI rm 1) (subword HI rn 1)))
 868             (set result3 (expr (subword HI rm 0) (subword HI rn 0)))
 869             (set rd (-join-hi result3 result2 result1 result0))))
 870
 871 (define-pmacro (slice-word-unop expr)
 872   (sequence ((HI result3) (HI result2) (HI result1) (HI result0))
 873             (set result0 (expr (subword HI rm 3)))
 874             (set result1 (expr (subword HI rm 2)))
 875             (set result2 (expr (subword HI rm 1)))
 876             (set result3 (expr (subword HI rm 0)))
 877             (set rd (-join-hi result3 result2 result1 result0))))
 878
 879 (define-pmacro (slice-long expr)
 880   (sequence ((SI result1) (SI result0))
 881             (set result0 (expr (subword SI rm 1) (subword SI rn 1)))
 882             (set result1 (expr (subword SI rm 0) (subword SI rn 0)))
 883             (set rd (-join-si result1 result0))))
 884
 885 (define-pmacro (slice-long-unop expr)
 886   (sequence ((SI result1) (SI result0))
 887             (set result0 (expr (subword SI rm 1)))
 888             (set result1 (expr (subword SI rm 0)))
 889             (set rd (-join-si result1 result0))))
 890
 891 ; Multimedia instructions.
 892
 893 (dshmi mabsl "Multimedia absolute value (long word)"
 894        ()
 895        "mabs.l $rm, $rd"
 896        (+ (f-op 10) rm (f-ext 10) (f-right 63) rd (f-rsvd 0))
 897        (slice-long-unop abs))
 898
 899 (dshmi mabsw "Multimedia absolute value (word)"
 900        ()
 901        "mabs.w $rm, $rd"
 902        (+ (f-op 10) rm (f-ext 9) (f-right 63) rd (f-rsvd 0))
 903        (slice-word-unop abs))
 904
 905 (dshmi maddl "Multimedia add (long word)"
 906        ()
 907        "madd.l $rm, $rn, $rd"
 908        (+ (f-op 2) rm (f-ext 2) rn rd (f-rsvd 0))
 909        (slice-long add))
 910
 911 (dshmi maddw "Multimedia add (word)"
 912        ()
 913        "madd.w $rm, $rn, $rd"
 914        (+ (f-op 2) rm (f-ext 1) rn rd (f-rsvd 0))
 915        (slice-word add))
 916
 917 (define-pmacro (-maddsl arg1 arg2) (saturate SI 32 (add arg1 arg2)))
 918 (dshmi maddsl "Multimedia add (saturating, long word)"
 919        ()
 920        "madds.l $rm, $rn, $rd"
 921        (+ (f-op 2) rm (f-ext 6) rn rd (f-rsvd 0))
 922        (slice-long -maddsl))
 923
 924 (define-pmacro (-maddsub arg1 arg2) (usaturate QI 8 (add arg1 arg2)))
 925 (dshmi maddsub "Multimedia add (saturating, unsigned byte)"
 926        ()
 927        "madds.ub $rm, $rn, $rd"
 928        (+ (f-op 2) rm (f-ext 4) rn rd (f-rsvd 0))
 929        (slice-byte -maddsub))
 930
 931 (define-pmacro (-maddsw arg1 arg2) (saturate HI 16 (add arg1 arg2)))
 932 (dshmi maddsw "Multimedia add (saturating, word)"
 933        ()
 934        "madds.w $rm, $rn, $rd"
 935        (+ (f-op 2) rm (f-ext 5) rn rd (f-rsvd 0))
 936        (slice-word -maddsw))
 937
 938 (define-pmacro (-mcmpeq mode arg1 arg2)
 939   (if mode (eq arg1 arg2) (inv mode 0) (const mode 0)))
 940
 941 (define-pmacro (-mcmpeqb arg1 arg2) (-mcmpeq QI arg1 arg2))
 942 (dshmi mcmpeqb "Multimedia compare equal (byte)"
 943        ()
 944        "mcmpeq.b $rm, $rn, $rd"
 945        (+ (f-op 10) rm (f-ext 0) rn rd (f-rsvd 0))
 946        (slice-byte -mcmpeqb))
 947
 948 (define-pmacro (-mcmpeql arg1 arg2) (-mcmpeq SI arg1 arg2))
 949 (dshmi mcmpeql "Multimedia compare equal (long word)"
 950        ()
 951        "mcmpeq.l $rm, $rn, $rd"
 952        (+ (f-op 10) rm (f-ext 2) rn rd (f-rsvd 0))
 953        (slice-long -mcmpeql))
 954
 955 (define-pmacro (-mcmpeqw arg1 arg2) (-mcmpeq HI arg1 arg2))
 956 (dshmi mcmpeqw "Multimedia compare equal (word)"
 957        ()
 958        "mcmpeq.w $rm, $rn, $rd"
 959        (+ (f-op 10) rm (f-ext 1) rn rd (f-rsvd 0))
 960        (slice-word -mcmpeqw))
 961
 962 (define-pmacro (-mcmpgt mode arg1 arg2)
 963   (if mode (gt arg1 arg2) (inv mode 0) (const mode 0)))
 964 (define-pmacro (-mcmpgtu mode arg1 arg2)
 965   (if mode (gtu arg1 arg2) (inv mode 0) (const mode 0)))
 966
 967 (define-pmacro (-mcmpgtl arg1 arg2) (-mcmpgt SI arg1 arg2))
 968 (dshmi mcmpgtl "Multimedia compare greater than (long word)"
 969        ()
 970        "mcmpgt.l $rm, $rn, $rd"
 971        (+ (f-op 10) rm (f-ext 6) rn rd (f-rsvd 0))
 972        (slice-long -mcmpgtl))
 973
 974 (define-pmacro (-mcmpgtub arg1 arg2) (-mcmpgtu QI arg1 arg2))
 975 (dshmi mcmpgtub "Multimediate compare unsigned greater than (byte)"
 976        ()
 977        "mcmpgt.ub $rm, $rn, $rd"
 978        (+ (f-op 10) rm (f-ext 4) rn rd (f-rsvd 0))
 979        (slice-byte -mcmpgtub))
 980
 981 (define-pmacro (-mcmpgtw arg1 arg2) (-mcmpgt HI arg1 arg2))
 982 (dshmi mcmpgtw "Multimedia compare greater than (word)"
 983        ()
 984        "mcmpgt.w $rm, $rn, $rd"
 985        (+ (f-op 10) rm (f-ext 5) rn rd (f-rsvd 0))
 986        (slice-word -mcmpgtw))
 987
 988 (dshmi mcmv "Multimedia conditional move"
 989        ()
 990        "mcmv $rm, $rn, $rd"
 991        (+ (f-op 18) rm (f-ext 3) rn rd (f-rsvd 0))
 992        (set rd (or (and rm rn) (and rd (inv rn)))))
 993
 994 (dshmi mcnvslw "Multimedia convert/saturate (long to word)"
 995        ()
 996        "mcnvs.lw $rm, $rn, $rd"
 997        (+ (f-op 19) rm (f-ext 13) rn rd (f-rsvd 0))
 998        (sequence ((HI result3) (HI result2) (HI result1) (HI result0))
 999                  (set result0 (saturate HI 16 (subword SI rm 0)))
1000                  (set result1 (saturate HI 16 (subword SI rm 1)))
1001                  (set result2 (saturate HI 16 (subword SI rn 0)))
1002                  (set result3 (saturate HI 16 (subword SI rn 1)))
1003                  (set rd (-join-hi result3 result2 result1 result0))))
1004
1005 (dshmi mcnvswb "Multimedia convert/saturate (word to byte)"
1006        ()
1007        "mcnvs.wb $rm, $rn, $rd"
1008        (+ (f-op 19) rm (f-ext 8) rn rd (f-rsvd 0))
1009        (sequence ((QI result7) (QI result6) (QI result5) (QI result4)
1010                   (QI result3) (QI result2) (QI result1) (QI result0))
1011                  (set result0 (saturate QI 8 (subword HI rm 0)))
1012                  (set result1 (saturate QI 8 (subword HI rm 1)))
1013                  (set result2 (saturate QI 8 (subword HI rm 2)))
1014                  (set result3 (saturate QI 8 (subword HI rm 3)))
1015                  (set result4 (saturate QI 8 (subword HI rn 0)))
1016                  (set result5 (saturate QI 8 (subword HI rn 1)))
1017                  (set result6 (saturate QI 8 (subword HI rn 2)))
1018                  (set result7 (saturate QI 8 (subword HI rn 3)))
1019                  (set rd (-join-qi result7 result6 result5 result4
1020                                  result3 result2 result1 result0))))
1021
1022 (dshmi mcnvswub "Multimedia convert/saturate (word to unsigned byte)"
1023        ()
1024        "mcnvs.wub $rm, $rn, $rd"
1025        (+ (f-op 19) rm (f-ext 12) rn rd (f-rsvd 0))
1026        (sequence ((QI result7) (QI result6) (QI result5) (QI result4)
1027                                (QI result3) (QI result2) (QI result1) (QI result0))
1028                  (set result0 (usaturate QI 8 (subword HI rm 0)))
1029                  (set result1 (usaturate QI 8 (subword HI rm 1)))
1030                  (set result2 (usaturate QI 8 (subword HI rm 2)))
1031                  (set result3 (usaturate QI 8 (subword HI rm 3)))
1032                  (set result4 (usaturate QI 8 (subword HI rn 0)))
1033                  (set result5 (usaturate QI 8 (subword HI rn 1)))
1034                  (set result6 (usaturate QI 8 (subword HI rn 2)))
1035                  (set result7 (usaturate QI 8 (subword HI rn 3)))
1036                  (set rd (-join-qi result7 result6 result5 result4 result3
1037                                  result2 result1 result0))))
1038
1039 ; mexter -- generate an mexterN instruction, where:
1040 ;   op = primary opcode
1041 ;   extop = extended opcode
1042
1043 (define-pmacro (make-mextr n op extop)
1044   (dshmi (.sym mextr n)
1045          (.str "Multimedia extract 64-bit slice (from byte " n ")")
1046          ()
1047          (.str "mextr" n " $rm, $rn, $rd")
1048          (+ (f-op op) rm (f-ext extop) rn rd (f-rsvd 0))
1049          (sequence ((QI count) (DI mask) (DI rhs))
1050                    (set count (mul QI 8 (sub QI 8 n)))
1051                    (set mask (sll DI (inv 0) count))
1052                    (set rhs (srl (and rm mask) count))
1053                    (set count (mul QI 8 n))
1054                    (set mask (srl DI (inv 0) count))
1055                    (set rd (or DI rhs (sll DI (and rn mask) count))))))
1056
1057 (make-mextr 1 10  7)
1058 (make-mextr 2 10 11)
1059 (make-mextr 3 10 15)
1060 (make-mextr 4 11  3)
1061 (make-mextr 5 11  7)
1062 (make-mextr 6 11 11)
1063 (make-mextr 7 11 15)
1064
1065 (dshmi mmacfxwl "Multimedia fractional multiply (word to long)"
1066        ()
1067        "mmacfx.wl $rm, $rn, $rd"
1068        (+ (f-op 18) rm (f-ext 1) rn rd (f-rsvd 0))
1069        (sequence ((SI temp) (SI result1) (SI result0))
1070                  (set result0 (subword SI rd 0))
1071                  (set result1 (subword SI rd 1))
1072                  (set temp (mul (zext SI (subword HI rm 0)) (zext SI (subword HI rn 0))))
1073                  (set temp (saturate SI 32 (sll temp 1)))
1074                  (set result0 (saturate SI 32 (add result0 temp)))
1075                  (set temp (mul (zext SI (subword HI rm 1)) (zext SI (subword HI rn 1))))
1076                  (set temp (saturate SI 32 (sll temp 1)))
1077                  (set result1 (saturate SI 32 (add result1 temp)))
1078                  (set rd (-join-si result1 result0))))
1079
1080 (dshmi mmacnfx.wl "Multimedia fractional multiple (word to long)"
1081        ()
1082        "mmacnfx.wl $rm, $rn, $rd"
1083        (+ (f-op 18) rn (f-ext 5) rn rd (f-rsvd 0))
1084        (sequence ((SI temp) (SI result1) (SI result0))
1085                  (set result0 (subword SI rd 0))
1086                  (set result1 (subword SI rd 1))
1087                  (set temp (mul (zext SI (subword HI rm 0)) (zext SI (subword HI rn 0))))
1088                  (set temp (saturate SI 32 (sll temp 1)))
1089                  (set result0 (saturate SI 32 (sub result0 temp)))
1090                  (set temp (mul (zext SI (subword HI rm 1)) (zext SI (subword HI rn 1))))
1091                  (set temp (saturate SI 32 (sll temp 1)))
1092                  (set result1 (saturate SI 32 (sub result1 temp)))
1093                  (set rd (-join-si result1 result0))))
1094
1095 (dshmi mmull "Multimedia multiply (long word)"
1096        ()
1097        "mmul.l $rm, $rn, $rd"
1098        (+ (f-op 19) rm (f-ext 2) rn rd (f-rsvd 0))
1099        (slice-long mul))
1100
1101 (dshmi mmulw "Multimedia multiply (word)"
1102        ()
1103        "mmul.w $rm, $rn, $rd"
1104        (+ (f-op 19) rm (f-ext 1) rn rd (f-rsvd 0))
1105        (slice-word mul))
1106
1107 (dshmi mmulfxl "Multimedia fractional multiply (long word)"
1108        ()
1109        "mmulfx.l $rm, $rn, $rd"
1110        (+ (f-op 19) rm (f-ext 6) rn rd (f-rsvd 0))
1111        (sequence ((DI temp) (SI result0) (SI result1))
1112                  (set temp (mul (zext DI (subword SI rm 0)) (zext DI (subword SI rn 0))))
1113                  (set result0 (saturate SI 32 (sra temp 31)))
1114                  (set temp (mul (zext DI (subword SI rm 1)) (zext DI (subword SI rn 1))))
1115                  (set result1 (saturate SI 32 (sra temp 31)))
1116                  (set rd (-join-si result1 result0))))
1117
1118 (dshmi mmulfxw "Multimedia fractional multiply (word)"
1119        ()
1120        "mmulfx.w $rm, $rn, $rd"
1121        (+ (f-op 19) rm (f-ext 5) rn rd (f-rsvd 0))
1122        (sequence ((SI temp) (HI result0) (HI result1) (HI result2) (HI result3))
1123                  (set temp (mul (zext SI (subword HI rm 0)) (zext SI (subword HI rn 0))))
1124                  (set result0 (saturate HI 16 (sra temp 15)))
1125                  (set temp (mul (zext SI (subword HI rm 1)) (zext SI (subword HI rn 1))))
1126                  (set result1 (saturate HI 16 (sra temp 15)))
1127                  (set temp (mul (zext SI (subword HI rm 2)) (zext SI (subword HI rn 2))))
1128                  (set result2 (saturate HI 16 (sra temp 15)))
1129                  (set temp (mul (zext SI (subword HI rm 3)) (zext SI (subword HI rn 3))))
1130                  (set result3 (saturate HI 16 (sra temp 15)))
1131                  (set rd (-join-hi result3 result2 result1 result0))))
1132
1133 (dshmi mmulfxrpw "Multimedia fractional multiply round positive (word op)"
1134        ()
1135        "mmulfxrp.w $rm, $rn, $rd"
1136        (+ (f-op 19) rm (f-ext 9) rn rd (f-rsvd 0))
1137        (sequence ((SI temp) (HI result0) (HI result1) (HI result2) (HI result3) (HI c))
1138                  (set c (sll 1 14))
1139                  (set temp (mul (zext SI (subword HI rm 0)) (zext SI (subword HI rn 0))))
1140                  (set result0 (saturate HI 16 (sra (add temp c) 15)))
1141                  (set temp (mul (zext SI (subword HI rm 1)) (zext SI (subword HI rn 1))))
1142                  (set result1 (saturate HI 16 (sra (add temp c) 15)))
1143                  (set temp (mul (zext SI (subword HI rm 2)) (zext SI (subword HI rn 2))))
1144                  (set result2 (saturate HI 16 (sra (add temp c) 15)))
1145                  (set temp (mul (zext SI (subword HI rm 3)) (zext SI (subword HI rn 3))))
1146                  (set result3 (saturate HI 16 (sra (add temp c) 15)))
1147                  (set rd (-join-hi result3 result2 result1 result0))))
1148
1149 (dshmi mmulhiwl "Multimedia multiply higher halves (word to long)"
1150        ()
1151        "mmulhi.wl $rm, $rn, $rd"
1152        (+ (f-op 19) rm (f-ext 14) rn rd (f-rsvd 0))
1153        (sequence ((SI result1) (SI result0))
1154                  (set result0 (mul (zext SI (subword HI rm 2)) (zext SI (subword HI rn 2))))
1155                  (set result1 (mul (zext SI (subword HI rm 3)) (zext SI (subword HI rn 3))))
1156                  (set rd (-join-si result1 result0))))
1157
1158 (dshmi mmullowl "Multimedia multiply lower halves (word to long)"
1159        ()
1160        "mmullo.wl $rm, $rn, $rd"
1161        (+ (f-op 19) rm (f-ext 10) rn rd (f-rsvd 0))
1162        (sequence ((SI result1) (SI result0))
1163                  (set result0 (mul (zext SI (subword HI rm 0)) (zext SI (subword HI rn 0))))
1164                  (set result1 (mul (zext SI (subword HI rm 1)) (zext SI (subword HI rn 1))))
1165                  (set rd (-join-si result1 result0))))
1166
1167 (dshmi mmulsumwq "Multimedia multiply and accumulate (word to quad)"
1168        ()
1169        "mmulsum.wq $rm, $rn, $rd"
1170        (+ (f-op 18) rm (f-ext 9) rn rd (f-rsvd 0))
1171        (sequence ((DI acc))
1172                  (set acc (mul SI (zext SI (subword HI rm 0)) (zext SI (subword HI rn 0))))
1173                  (set acc (add acc (mul SI (zext SI (subword HI rm 1)) (zext SI (subword HI rn 1)))))
1174                  (set acc (add acc (mul SI (zext SI (subword HI rm 2)) (zext SI (subword HI rn 2)))))
1175                  (set acc (add acc (mul SI (zext SI (subword HI rm 3)) (zext SI (subword HI rn 3)))))
1176                  (set rd (add rd acc))))
1177
1178 (dshmi movi "Move immediate"
1179        ()
1180        "movi $imm16, $rd"
1181        (+ (f-op 51) imm16 rd (f-rsvd 0))
1182        (set rd (ext DI imm16)))
1183
1184 (dshmi mpermw "Multimedia permutate word"
1185        ()
1186        "mperm.w $rm, $rn, $rd"
1187        (+ (f-op 10) rm (f-ext 13) rn rd (f-rsvd 0))
1188        (sequence ((QI control) (HI result3) (HI result2) (HI result1) (HI result0))
1189                  (set control (and QI rn #x3f))
1190                  (set result0 (subword HI rm (sub 3 (and control 3))))
1191                  (set result1 (subword HI rm (sub 3 (and (srl control 2) 3))))
1192                  (set result2 (subword HI rm (sub 3 (and (srl control 4) 3))))
1193                  (set result3 (subword HI rm (sub 3 (and (srl control 6) 3))))
1194                  (set rd (-join-hi result3 result2 result1 result0))))
1195
1196 (dshmi msadubq "Multimedia absolute difference (byte)"
1197        ()
1198        "msad.ubq $rm, $rn, $rd"
1199        (+ (f-op 18) rm (f-ext 0) rn rd (f-rsvd 0))
1200        (sequence ((DI acc))
1201                  (set acc (abs DI (sub (subword QI rm 0) (subword QI rn 1))))
1202                  (set acc (add DI acc (abs (sub (subword QI rm 1) (subword QI rn 1)))))
1203                  (set acc (add DI acc (abs (sub (subword QI rm 2) (subword QI rn 2)))))
1204                  (set acc (add DI acc (abs (sub (subword QI rm 3) (subword QI rn 3)))))
1205                  (set acc (add DI acc (abs (sub (subword QI rm 4) (subword QI rn 4)))))
1206                  (set acc (add DI acc (abs (sub (subword QI rm 5) (subword QI rn 5)))))
1207                  (set acc (add DI acc (abs (sub (subword QI rm 6) (subword QI rn 6)))))
1208                  (set acc (add DI acc (abs (sub (subword QI rm 7) (subword QI rn 7)))))
1209                  (set rd (add rd acc))))
1210
1211 (define-pmacro (-mshaldsl arg) (saturate SI 32 (sll arg (and rn 31))))
1212 (dshmi mshaldsl "Multimedia saturating arithmetic left shift (long word)"
1213        ()
1214        "mshalds.l $rm, $rn, $rd"
1215        (+ (f-op 3) rm (f-ext 6) rn rd (f-rsvd 0))
1216        (slice-long-unop -mshaldsl))
1217
1218 (define-pmacro (-mshaldsw arg) (saturate HI 16 (sll arg (and rn 15))))
1219 (dshmi mshaldsw "Multimedia saturating arithmetic left shift (word)"
1220        ()
1221        "mshalds.w $rm, $rn, $rd"
1222        (+ (f-op 3) rm (f-ext 5) rn rd (f-rsvd 0))
1223        (slice-word-unop -mshaldsw))
1224
1225 (define-pmacro (-mshardl arg) (sra arg (and rn 31)))
1226 (dshmi mshardl "Multimedia arithmetic right shift (long)"
1227        ()
1228        "mshard.l $rm, $rn, $rd"
1229        (+ (f-op 3) rm (f-ext 10) rn rd (f-rsvd 0))
1230        (slice-long-unop -mshardl))
1231
1232 (define-pmacro (-mshardw arg) (sra arg (and rn 15)))
1233 (dshmi mshardw "Multimedia arithmetic right shift (word)"
1234        ()
1235        "mshard.w $rm, $rn, $rd"
1236        (+ (f-op 3) rm (f-ext 9) rn rd (f-rsvd 0))
1237        (slice-word-unop -mshardw))
1238
1239 (dshmi mshardsq "Multimedia saturating arithmetic right shift (quad word)"
1240        ()
1241        "mshards.q $rm, $rn, $rd"
1242        (+ (f-op 3) rm (f-ext 11) rn rd (f-rsvd 0))
1243        (set rd (saturate DI 16 (sra rm (and rn 63)))))
1244
1245 (dshmi mshfhib "Multimedia shuffle higher-half (byte)"
1246        ()
1247        "mshfhi.b $rm, $rn, $rd"
1248        (+ (f-op 11) rm (f-ext 4) rn rd (f-rsvd 0))
1249        (sequence ((QI result7) (QI result6) (QI result5) (QI result4)
1250                   (QI result3) (QI result2) (QI result1) (QI result0))
1251                  (set result0 (subword QI rm 4))
1252                  (set result1 (subword QI rn 4))
1253                  (set result2 (subword QI rm 5))
1254                  (set result3 (subword QI rn 5))
1255                  (set result4 (subword QI rm 6))
1256                  (set result5 (subword QI rn 6))
1257                  (set result6 (subword QI rm 7))
1258                  (set result7 (subword QI rn 7))
1259                  (set rd (-join-qi result7 result6 result5 result4 result3
1260                                  result2 result1 result0))))
1261
1262 (dshmi mshfhil "Multimedia shuffle higher-half (long)"
1263        ()
1264        "mshfhi.l $rm, $rn, $rd"
1265        (+ (f-op 11) rm (f-ext 6) rn rd (f-rsvd 0))
1266        (sequence ((SI result1) (SI result0))
1267                  (set result0 (subword SI rm 1))
1268                  (set result1 (subword SI rn 1))
1269                  (set rd (-join-si result1 result0))))
1270
1271 (dshmi mshfhiw "Multimedia shuffle higher-half (word)"
1272        ()
1273        "mshfhi.w $rm, $rn, $rd"
1274        (+ (f-op 11) rm (f-ext 5) rn rd (f-rsvd 0))
1275        (sequence ((HI result3) (HI result2) (HI result1) (HI result0))
1276                  (set result0 (subword HI rm 2))
1277                  (set result1 (subword HI rn 2))
1278                  (set result2 (subword HI rm 3))
1279                  (set result3 (subword HI rn 3))
1280                  (set rd (-join-hi result3 result2 result1 result0))))
1281
1282 (dshmi mshflob "Multimedia shuffle lower-half (byte)"
1283        ()
1284        "mshflo.b $rm, $rn, $rd"
1285        (+ (f-op 11) rm (f-ext 0) rn rd (f-rsvd 0))
1286        (sequence ((QI result7) (QI result6) (QI result5) (QI result4)
1287                   (QI result3) (QI result2) (QI result1) (QI result0))
1288                  (set result0 (subword QI rm 0))
1289                  (set result1 (subword QI rn 0))
1290                  (set result2 (subword QI rm 1))
1291                  (set result3 (subword QI rn 1))
1292                  (set result4 (subword QI rm 2))
1293                  (set result5 (subword QI rn 2))
1294                  (set result6 (subword QI rm 3))
1295                  (set result7 (subword QI rn 3))
1296                  (set rd (-join-qi result7 result6 result5 result4 result3
1297                                  result2 result1 result0))))
1298
1299 (dshmi mshflol "Multimedia shuffle lower-half (long)"
1300        ()
1301        "mshflo.l $rm, $rn, $rd"
1302        (+ (f-op 11) rm (f-ext 2) rn rd (f-rsvd 0))
1303        (sequence ((SI result1) (SI result0))
1304                  (set result0 (subword SI rm 0))
1305                  (set result1 (subword SI rn 0))
1306                  (set rd (-join-si result1 result0))))
1307
1308 (dshmi mshflow "Multimedia shuffle lower-half (word)"
1309        ()
1310        "mshflo.w $rm, $rn, $rd"
1311        (+ (f-op 11) rm (f-ext 1) rn rd (f-rsvd 0))
1312        (sequence ((HI result3) (HI result2) (HI result1) (HI result0))
1313                  (set result0 (subword HI rm 0))
1314                  (set result1 (subword HI rn 0))
1315                  (set result2 (subword HI rm 1))
1316                  (set result3 (subword HI rn 1))
1317                  (set rd (-join-hi result3 result2 result1 result0))))
1318
1319 (define-pmacro (-mshlldl arg) (sll arg (and rn 31)))
1320 (dshmi mshlldl "Multimedia logical left shift (long word)"
1321        ()
1322        "mshlld.l $rm, $rn, $rd"
1323        (+ (f-op 3) rm (f-ext 2) rn rd (f-rsvd 0))
1324        (slice-long-unop -mshlldl))
1325
1326 (define-pmacro (-mshlldw arg) (sll arg (and rn 15)))
1327 (dshmi mshlldw "Multimedia logical left shift (word)"
1328        ()
1329        "mshlld.w $rm, $rn, $rd"
1330        (+ (f-op 3) rm (f-ext 1) rn rd (f-rsvd 0))
1331        (slice-word-unop -mshlldw))
1332
1333 (define-pmacro (-mshlrdl arg) (srl arg (and rn 31)))
1334 (dshmi mshlrdl "Multimedia logical right shift (long word)"
1335        ()
1336        "mshlrd.l $rm, $rn, $rd"
1337        (+ (f-op 3) rm (f-ext 14) rn rd (f-rsvd 0))
1338        (slice-long-unop -mshlrdl))
1339
1340 (define-pmacro (-mshlrdw arg) (srl arg (and rn 15)))
1341 (dshmi mshlrdw "Multimedia logical right shift (word)"
1342        ()
1343        "mshlrd.w $rm, $rn, $rd"
1344        (+ (f-op 3) rm (f-ext 13) rn rd (f-rsvd 0))
1345        (slice-word-unop -mshlrdw))
1346
1347 (dshmi msubl "Multimedia subtract (long word)"
1348        ()
1349        "msub.l $rm, $rn, $rd"
1350        (+ (f-op 2) rm (f-ext 10) rn rd (f-rsvd 0))
1351        (slice-long sub))
1352
1353 (dshmi msubw "Multimedia add (word)"
1354        ()
1355        "msub.w $rm, $rn, $rd"
1356        (+ (f-op 2) rm (f-ext 9) rn rd (f-rsvd 0))
1357        (slice-word sub))
1358
1359 (define-pmacro (-msubsl arg1 arg2) (saturate SI 32 (sub arg1 arg2)))
1360 (dshmi msubsl "Multimedia subtract (saturating long)"
1361        ()
1362        "msubs.l $rm, $rn, $rd"
1363        (+ (f-op 2) rm (f-ext 14) rn rd (f-rsvd 0))
1364        (slice-long -msubsl))
1365
1366 (define-pmacro (-msubsub arg1 arg2) (usaturate QI 8 (sub arg1 arg2)))
1367 (dshmi msubsub "Multimedia subtract (saturating byte)"
1368        ()
1369        "msubs.ub $rm, $rn, $rd"
1370        (+ (f-op 2) rm (f-ext 12) rn rd (f-rsvd 0))
1371        (slice-byte -msubsub))
1372
1373 (define-pmacro (-msubsw arg1 arg2) (saturate HI 16 (sub arg1 arg2)))
1374 (dshmi msubsw "Multimedia subtract (saturating word)"
1375        ()
1376        "msubs.w $rm, $rn, $rd"
1377        (+ (f-op 2) rm (f-ext 13) rn rd (f-rsvd 0))
1378        (slice-byte -msubsw))
1379
1380 (dshmi mulsl "Multiply signed long"
1381        ()
1382        "muls.l $rm, $rn, $rd"
1383        (+ (f-op 1) rm (f-ext 14) rn rd (f-rsvd 0))
1384        (set rd (mul (ext DI (subword SI rm 1)) (ext DI (subword SI rn 1)))))
1385
1386 (dshmi mulul "Multiply unsigned long"
1387        ()
1388        "mulu.l $rm, $rn, $rd"
1389        (+ (f-op 0) rm (f-ext 14) rn rd (f-rsvd 0))
1390        (set rd (mul (zext DI (subword SI rm 1)) (zext DI (subword SI rn 1)))))
1391
1392 (dshmi nop "No operation"
1393        ()
1394        "nop"
1395        (+ (f-op 27) (f-left 63) (f-ext 0) (f-right 63) (f-dest 63) (f-rsvd 0))
1396        (nop))
1397
1398 (dshmi nsb "Number of consecutive sign bits"
1399        ()
1400        "nsb $rm, $rd"
1401        (+ (f-op 0) rm (f-ext 13) (f-right 63) rd (f-rsvd 0))
1402        ; Semantics requires a loop construct, so punt to C.
1403        (set rd (c-call DI "sh64_nsb" rm)))
1404
1405 (dshmi ocbi "Invalidate operand cache block"
1406        ()
1407        "ocbi $rm, $disp6x32"
1408        (+ (f-op 56) rm (f-ext 9) disp6x32 (f-dest 63) (f-rsvd 0))
1409        (unimp "ocbi"))
1410
1411 (dshmi ocbp "Purge operand cache block"
1412        ()
1413        "ocbp $rm, $disp6x32"
1414        (+ (f-op 56) rm (f-ext 8) disp6x32 (f-dest 63) (f-rsvd 0))
1415        (unimp "ocbp"))
1416
1417 (dshmi ocbwb "Write-back operand cache block"
1418        ()
1419        "ocbwb $rm, $disp6x32"
1420        (+ (f-op 56) rm (f-ext 12) disp6x32 (f-dest 63) (f-rsvd 0))
1421        (unimp "ocbwb"))
1422
1423 (dshmi or "OR"
1424        ()
1425        "or $rm, $rn, $rd"
1426        (+ (f-op 1) rm (f-ext 9) rn rd (f-rsvd 0))
1427        (set rd (or rm rn)))
1428
1429 (dshmi ori "OR immediate"
1430        ()
1431        "ori $rm, $imm10, $rd"
1432        (+ (f-op 55) rm imm10 rd (f-rsvd 0))
1433        (set rd (or rm (ext DI imm10))))
1434
1435 (dshmi prefi "Prefetch instruction"
1436        ()
1437        "prefi $rm, $disp6x32"
1438        (+ (f-op 56) rm (f-ext 1) disp6x32 (f-right 63) (f-rsvd 0))
1439        (unimp "prefi"))
1440
1441 (dshmi pta "Prepare target register for SHmedia target"
1442        ()
1443        "pta$likely $disp16, $tra"
1444        (+ (f-op 58) disp16 likely (f-8-2 0) tra (f-rsvd 0))
1445        (set tra (add disp16 1)))
1446
1447 (dshmi ptabs "Prepare target register with absolute value from register"
1448        ()
1449        "ptabs$likely $rn, $tra"
1450        (+ (f-op 26) (f-left 63) (f-ext 1) rn likely (f-8-2 0) tra (f-rsvd 0))
1451        (set tra rn))
1452
1453 (dshmi ptb "Prepare target register for SHcompact target"
1454        ()
1455        "ptb$likely $disp16, $tra"
1456        (+ (f-op 59) disp16 likely (f-8-2 0) tra (f-rsvd 0))
1457        (set tra disp16))
1458
1459 (dshmi ptrel "Prepare target register with relative value from register"
1460        ()
1461        "ptrel$likely $rn, $tra"
1462        (+ (f-op 26) (f-left 63) (f-ext 5) rn likely (f-8-2 0) tra (f-rsvd 0))
1463        (set tra (add pc rn)))
1464
1465 (dshmi putcfg "Put configuration register"
1466        ()
1467        "putcfg $rm, $disp6, $rd"
1468        (+ (f-op 56) rm (f-ext 15) disp6 rd (f-rsvd 0))
1469        (unimp "putcfg"))
1470
1471 (dshmi putcon "Put control register"
1472        ()
1473        "putcon $rm, $crj"
1474        (+ (f-op 27) rm (f-ext 15) (f-right 63) crj (f-rsvd 0))
1475        (set crj rm))
1476
1477 (dshmi rte "Return from exception"
1478        ()
1479        "rte"
1480        (+ (f-op 27) (f-left 63) (f-ext 3) (f-right 63) (f-dest 63) (f-rsvd 0))
1481        (unimp "rte"))
1482
1483 (dshmi shard "Arithmetic right shift"
1484        ()
1485        "shard $rm, $rn, $rd"
1486        (+ (f-op 1) rm (f-ext 7) rn rd (f-rsvd 0))
1487        (set rd (sra rm (and rn 63))))
1488
1489 (dshmi shardl "Arithmetic right shift (long word)"
1490        ()
1491        "shard.l $rm, $rn, $rd"
1492        (+ (f-op 1) rm (f-ext 6) rn rd (f-rsvd 0))
1493        (set rd (ext DI (sra (subword SI rm 1) (and rn 63)))))
1494
1495 (dshmi shari "Arithmetic right shift (immediate count)"
1496        ()
1497        "shari $rm, $uimm6, $rd"
1498        (+ (f-op 49) rm (f-ext 7) uimm6 rd (f-rsvd 0))
1499        (set rd (sra rm uimm6)))
1500
1501 (dshmi sharil "Arithmetic right shift (long word, immediate count)"
1502        ()
1503        "shari.l $rm, $uimm6, $rd"
1504        (+ (f-op 49) rm (f-ext 6) uimm6 rd (f-rsvd 0))
1505        (set rd (ext DI (sra (subword SI rm 1) (and uimm6 63)))))
1506
1507 (dshmi shlld "Logical left shift"
1508        ()
1509        "shlld $rm, $rn, $rd"
1510        (+ (f-op 1) rm (f-ext 1) rn rd (f-rsvd 0))
1511        (set rd (sll rm (and rn 63))))
1512
1513 (dshmi shlldl "Logical left shift (long word)"
1514        ()
1515        "shlld.l $rm, $rn, $rd"
1516        (+ (f-op 1) rm (f-ext 0) rn rd (f-rsvd 0))
1517        (set rd (ext DI (sll (subword SI rm 1) (and rn 63)))))
1518
1519 (dshmi shlli "Logical left shift (immediate count)"
1520        ()
1521        "shlli $rm, $uimm6, $rd"
1522        (+ (f-op 49) rm (f-ext 1) uimm6 rd (f-rsvd 0))
1523        (set rd (sll rm uimm6)))
1524
1525 (dshmi shllil "Logical left shift (long word, immediate count)"
1526        ()
1527        "shlli.l $rm, $uimm6, $rd"
1528        (+ (f-op 49) rm (f-ext 0) uimm6 rd (f-rsvd 0))
1529        (set rd (ext DI (sll (subword SI rm 1) (and uimm6 63)))))
1530
1531 (dshmi shlrd "Logical right shift"
1532        ()
1533        "shlrd $rm, $rn, $rd"
1534        (+ (f-op 1) rm (f-ext 3) rn rd (f-rsvd 0))
1535        (set rd (srl rm (and rn 63))))
1536
1537 (dshmi shlrdl "Logical right shift (long word)"
1538        ()
1539        "shlrd.l $rm, $rn, $rd"
1540        (+ (f-op 1) rm (f-ext 2) rn rd (f-rsvd 0))
1541        (set rd (ext DI (srl (subword SI rm 1) (and rn 63)))))
1542
1543 (dshmi shlri "Logical right shift (immediate count)"
1544        ()
1545        "shlri $rm, $uimm6, $rd"
1546        (+ (f-op 49) rm (f-ext 3) uimm6 rd (f-rsvd 0))
1547        (set rd (srl rm uimm6)))
1548
1549 (dshmi shlril "Logical right shift (long word, immediate count)"
1550        ()
1551        "shlri.l $rm, $uimm6, $rd"
1552        (+ (f-op 49) rm (f-ext 2) uimm6 rd (f-rsvd 0))
1553        (set rd (ext DI (srl (subword SI rm 1) (and uimm6 63)))))
1554
1555 (dshmi shori "Shift-or immediate"
1556        ()
1557        "shori $uimm16, $rd"
1558        (+ (f-op 50) uimm16 rd (f-rsvd 0))
1559        (set rd (or (sll rd 16) (zext DI uimm16))))
1560
1561 (dshmi sleep "Sleep"
1562        ()
1563        "sleep"
1564        (+ (f-op 27) (f-left 63) (f-ext 7) (f-right 63) (f-dest 63) (f-rsvd 0))
1565        (unimp "sleep"))
1566
1567 (dshmi stb "Store byte"
1568        ()
1569        "st.b $rm, $disp10, $rd"
1570        (+ (f-op 40) rm disp10 rd (f-rsvd 0))
1571        (set (mem UQI (add rm (ext DI disp10))) (and QI rd #xff)))
1572
1573 (dshmi stl "Store long word"
1574        ()
1575        "st.l $rm, $disp10x4, $rd"
1576        (+ (f-op 42) rm disp10x4 rd (f-rsvd 0))
1577        (set (mem SI (add rm (ext DI disp10x4))) (and SI rd #xffffffff)))
1578
1579 (dshmi stq "Store quad word"
1580        ()
1581        "st.q $rm, $disp10x8, $rd"
1582        (+ (f-op 43) rm disp10x8 rd (f-rsvd 0))
1583        (set (mem DI (add rm (ext DI disp10x8))) rd))
1584
1585 (dshmi stw "Store word"
1586        ()
1587        "st.w $rm, $disp10x2, $rd"
1588        (+ (f-op 41) rm disp10x2 rd (f-rsvd 0))
1589        (set (mem HI (add rm (ext DI disp10x2))) (and HI rd #xffff)))
1590
1591 (define-pmacro (-sthi-byte)
1592   (sequence ()
1593             (set (mem UQI addr) (and QI val #xff))
1594             (set val (srl val 8))
1595             (set addr (add addr 1))))
1596
1597 (dshmi sthil "Store high part (long word)"
1598       ()
1599        "sthi.l $rm, $disp6, $rd"
1600        (+ (f-op 56) rm (f-ext 6) disp6 rd (f-rsvd 0))
1601        (sequence ((DI addr) (QI bytecount) (DI val))
1602                  (set addr (add rm disp6))
1603                  (set bytecount (add (and addr 3) 1))
1604                  (if endian
1605                      (set val rd)
1606                      (set val (srl rd (sub 32 (mul 8 bytecount)))))
1607                  (set addr (add (sub addr bytecount) 1))
1608                  (if (gt bytecount 3)
1609                      (-sthi-byte))
1610                  (if (gt bytecount 2)
1611                      (-sthi-byte))
1612                  (if (gt bytecount 1)
1613                      (-sthi-byte))
1614                  (if (gt bytecount 0)
1615                      (-sthi-byte))))
1616
1617 (dshmi sthiq "Store high part (quad word)"
1618        ()
1619        "sthi.q $rm, $disp6, $rd"
1620        (+ (f-op 56) rm (f-ext 7) disp6 rd (f-rsvd 0))
1621        (sequence ((DI addr) (QI bytecount) (DI val))
1622                  (set addr (add rm disp6))
1623                  (set bytecount (add (and addr 7) 1))
1624                  (if endian
1625                      (set val rd)
1626                      (set val (srl rd (sub 64 (mul 8 bytecount)))))
1627                  (set addr (add (sub addr bytecount) 1))
1628                  (if (gt bytecount 7)
1629                      (-sthi-byte))
1630                  (if (gt bytecount 6)
1631                      (-sthi-byte))
1632                  (if (gt bytecount 5)
1633                      (-sthi-byte))
1634                  (if (gt bytecount 4)
1635                      (-sthi-byte))
1636                  (if (gt bytecount 3)
1637                      (-sthi-byte))
1638                  (if (gt bytecount 2)
1639                      (-sthi-byte))
1640                  (if (gt bytecount 1)
1641                      (-sthi-byte))
1642                  (if (gt bytecount 0)
1643                      (-sthi-byte))))
1644
1645 (dshmi stlol "Store low part (long word)"
1646        ()
1647        "stlo.l $rm, $disp6, $rd"
1648        (+ (f-op 56) rm (f-ext 2) disp6 rd (f-rsvd 0))
1649        ; FIXME.
1650        (unimp "stlol"))
1651
1652 (dshmi stloq "Store low part (quad word)"
1653        ()
1654        "stlo.q $rm, $disp6, $rd"
1655        (+ (f-op 56) rm (f-ext 3) disp6 rd (f-rsvd 0))
1656        ; FIXME.
1657        (unimp "stloq"))
1658
1659 (dshmi stxb "Store byte (extended displacement)"
1660        ()
1661        "stx.b $rm, $rn, $rd"
1662        (+ (f-op 24) rm (f-ext 0) rn rd (f-rsvd 0))
1663        (set (mem UQI (add rm rn)) (subword QI rd 7)))
1664
1665 (dshmi stxl "Store long (extended displacement)"
1666        ()
1667        "stx.l $rm, $rn, $rd"
1668        (+ (f-op 24) rm (f-ext 2) rn rd (f-rsvd 0))
1669        (set (mem SI (add rm rn)) (subword SI rd 1)))
1670
1671 (dshmi stxq "Store quad word (extended displacement)"
1672        ()
1673        "stx.q $rm, $rn, $rd"
1674        (+ (f-op 24) rm (f-ext 3) rn rd (f-rsvd 0))
1675        (set (mem DI (add rm rn)) rd))
1676
1677 (dshmi stxw "Store word (extended displacement)"
1678        ()
1679        "stx.w $rm, $rn, $rd"
1680        (+ (f-op 24) rm (f-ext 1) rn rd (f-rsvd 0))
1681        (set (mem HI (add rm rn)) (subword HI rd 3)))
1682
1683 (dshmi sub "Subtract"
1684        ()
1685        "sub $rm, $rn, $rd"
1686        (+ (f-op 0) rm (f-ext 11) rn rd (f-rsvd 0))
1687        (set rd (sub rm rn)))
1688
1689 (dshmi subl "Subtract long"
1690        ()
1691        "sub.l $rm, $rn, $rd"
1692        (+ (f-op 0) rm (f-ext 10) rn rd (f-rsvd 0))
1693        (set rd (ext DI (sub (subword SI rm 1) (subword SI rn 1)))))
1694
1695 (dshmi swapq "Swap quad words"
1696        ()
1697        "swap.q $rm, $rn, $rd"
1698        (+ (f-op 8) rm (f-ext 3) rn rd (f-rsvd 0))
1699        (sequence ((DI addr) (DI temp))
1700                  (set addr (add rm rn))
1701                  (set temp (mem DI addr))
1702                  (set (mem DI addr) rd)
1703                  (set rd temp)))
1704
1705 (dshmi synci "Synchronise instruction fetch"
1706        ()
1707        "synci"
1708        (+ (f-op 27) (f-left 63) (f-ext 2) (f-right 63) (f-dest 63) (f-rsvd 0))
1709        (unimp "synci"))
1710
1711 (dshmi synco "Synchronise data operations"
1712        ()
1713        "synco"
1714        (+ (f-op 27) (f-left 63) (f-ext 6) (f-right 63) (f-dest 63) (f-rsvd 0))
1715        (unimp "synco"))
1716
1717 (dshmi trapa "Trap"
1718        ()
1719        "trapa $rm"
1720        (+ (f-op 27) rm (f-ext 1) (f-right 63) (f-dest 63) (f-rsvd 0))
1721        (c-call "sh64_trapa" rm pc))
1722
1723 (dshmi xor "Exclusive OR"
1724        ()
1725        "xor $rm, $rn, $rd"
1726        (+ (f-op 1) rm (f-ext 13) rn rd (f-rsvd 0))
1727        (set rd (xor rm rn)))
1728
1729 (dshmi xori "Exclusive OR immediate"
1730        ()
1731        "xori $rm, $imm6, $rd"
1732        (+ (f-op 49) rm (f-ext 13) rn rd (f-rsvd 0))
1733        (set rd (xor rm (ext DI imm6))))