Source file src/cmd/internal/obj/s390x/asmz.go

     1  // Based on cmd/internal/obj/ppc64/asm9.go.
     2  //
     3  //    Copyright © 1994-1999 Lucent Technologies Inc.  All rights reserved.
     4  //    Portions Copyright © 1995-1997 C H Forsyth (forsyth@terzarima.net)
     5  //    Portions Copyright © 1997-1999 Vita Nuova Limited
     6  //    Portions Copyright © 2000-2008 Vita Nuova Holdings Limited (www.vitanuova.com)
     7  //    Portions Copyright © 2004,2006 Bruce Ellis
     8  //    Portions Copyright © 2005-2007 C H Forsyth (forsyth@terzarima.net)
     9  //    Revisions Copyright © 2000-2008 Lucent Technologies Inc. and others
    10  //    Portions Copyright © 2009 The Go Authors. All rights reserved.
    11  //
    12  // Permission is hereby granted, free of charge, to any person obtaining a copy
    13  // of this software and associated documentation files (the "Software"), to deal
    14  // in the Software without restriction, including without limitation the rights
    15  // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
    16  // copies of the Software, and to permit persons to whom the Software is
    17  // furnished to do so, subject to the following conditions:
    18  //
    19  // The above copyright notice and this permission notice shall be included in
    20  // all copies or substantial portions of the Software.
    21  //
    22  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    23  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    24  // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
    25  // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    26  // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
    27  // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
    28  // THE SOFTWARE.
    29  
    30  package s390x
    31  
    32  import (
    33  	"cmd/internal/obj"
    34  	"cmd/internal/objabi"
    35  	"fmt"
    36  	"log"
    37  	"math"
    38  	"slices"
    39  )
    40  
    41  // ctxtz holds state while assembling a single function.
    42  // Each function gets a fresh ctxtz.
    43  // This allows for multiple functions to be safely concurrently assembled.
    44  type ctxtz struct {
    45  	ctxt       *obj.Link
    46  	newprog    obj.ProgAlloc
    47  	cursym     *obj.LSym
    48  	autosize   int32
    49  	instoffset int64
    50  	pc         int64
    51  }
    52  
    53  // instruction layout.
    54  const (
    55  	funcAlign = 16
    56  )
    57  
    58  type Optab struct {
    59  	as obj.As // opcode
    60  	i  uint8  // handler index
    61  	a1 uint8  // From
    62  	a2 uint8  // Reg
    63  	a3 uint8  // RestArgs[0]
    64  	a4 uint8  // RestArgs[1]
    65  	a5 uint8  // RestArgs[2]
    66  	a6 uint8  // To
    67  }
    68  
    69  var optab = []Optab{
    70  	// zero-length instructions
    71  	{i: 0, as: obj.ATEXT, a1: C_ADDR, a6: C_TEXTSIZE},
    72  	{i: 0, as: obj.ATEXT, a1: C_ADDR, a3: C_LCON, a6: C_TEXTSIZE},
    73  	{i: 0, as: obj.APCDATA, a1: C_LCON, a6: C_LCON},
    74  	{i: 0, as: obj.AFUNCDATA, a1: C_SCON, a6: C_ADDR},
    75  	{i: 0, as: obj.ANOP},
    76  	{i: 0, as: obj.ANOP, a1: C_SAUTO},
    77  
    78  	// move register
    79  	{i: 1, as: AMOVD, a1: C_REG, a6: C_REG},
    80  	{i: 1, as: AMOVB, a1: C_REG, a6: C_REG},
    81  	{i: 1, as: AMOVBZ, a1: C_REG, a6: C_REG},
    82  	{i: 1, as: AMOVW, a1: C_REG, a6: C_REG},
    83  	{i: 1, as: AMOVWZ, a1: C_REG, a6: C_REG},
    84  	{i: 1, as: AFMOVD, a1: C_FREG, a6: C_FREG},
    85  	{i: 1, as: AMOVDBR, a1: C_REG, a6: C_REG},
    86  
    87  	// load constant
    88  	{i: 26, as: AMOVD, a1: C_LACON, a6: C_REG},
    89  	{i: 26, as: AMOVW, a1: C_LACON, a6: C_REG},
    90  	{i: 26, as: AMOVWZ, a1: C_LACON, a6: C_REG},
    91  	{i: 3, as: AMOVD, a1: C_DCON, a6: C_REG},
    92  	{i: 3, as: AMOVW, a1: C_DCON, a6: C_REG},
    93  	{i: 3, as: AMOVWZ, a1: C_DCON, a6: C_REG},
    94  	{i: 3, as: AMOVB, a1: C_DCON, a6: C_REG},
    95  	{i: 3, as: AMOVBZ, a1: C_DCON, a6: C_REG},
    96  
    97  	// store constant
    98  	{i: 72, as: AMOVD, a1: C_SCON, a6: C_LAUTO},
    99  	{i: 72, as: AMOVD, a1: C_ADDCON, a6: C_LAUTO},
   100  	{i: 72, as: AMOVW, a1: C_SCON, a6: C_LAUTO},
   101  	{i: 72, as: AMOVW, a1: C_ADDCON, a6: C_LAUTO},
   102  	{i: 72, as: AMOVWZ, a1: C_SCON, a6: C_LAUTO},
   103  	{i: 72, as: AMOVWZ, a1: C_ADDCON, a6: C_LAUTO},
   104  	{i: 72, as: AMOVB, a1: C_SCON, a6: C_LAUTO},
   105  	{i: 72, as: AMOVB, a1: C_ADDCON, a6: C_LAUTO},
   106  	{i: 72, as: AMOVBZ, a1: C_SCON, a6: C_LAUTO},
   107  	{i: 72, as: AMOVBZ, a1: C_ADDCON, a6: C_LAUTO},
   108  	{i: 72, as: AMOVD, a1: C_SCON, a6: C_LOREG},
   109  	{i: 72, as: AMOVD, a1: C_ADDCON, a6: C_LOREG},
   110  	{i: 72, as: AMOVW, a1: C_SCON, a6: C_LOREG},
   111  	{i: 72, as: AMOVW, a1: C_ADDCON, a6: C_LOREG},
   112  	{i: 72, as: AMOVWZ, a1: C_SCON, a6: C_LOREG},
   113  	{i: 72, as: AMOVWZ, a1: C_ADDCON, a6: C_LOREG},
   114  	{i: 72, as: AMOVB, a1: C_SCON, a6: C_LOREG},
   115  	{i: 72, as: AMOVB, a1: C_ADDCON, a6: C_LOREG},
   116  	{i: 72, as: AMOVBZ, a1: C_SCON, a6: C_LOREG},
   117  	{i: 72, as: AMOVBZ, a1: C_ADDCON, a6: C_LOREG},
   118  
   119  	// store
   120  	{i: 35, as: AMOVD, a1: C_REG, a6: C_LAUTO},
   121  	{i: 35, as: AMOVW, a1: C_REG, a6: C_LAUTO},
   122  	{i: 35, as: AMOVWZ, a1: C_REG, a6: C_LAUTO},
   123  	{i: 35, as: AMOVBZ, a1: C_REG, a6: C_LAUTO},
   124  	{i: 35, as: AMOVB, a1: C_REG, a6: C_LAUTO},
   125  	{i: 35, as: AMOVDBR, a1: C_REG, a6: C_LAUTO},
   126  	{i: 35, as: AMOVHBR, a1: C_REG, a6: C_LAUTO},
   127  	{i: 35, as: AMOVD, a1: C_REG, a6: C_LOREG},
   128  	{i: 35, as: AMOVW, a1: C_REG, a6: C_LOREG},
   129  	{i: 35, as: AMOVWZ, a1: C_REG, a6: C_LOREG},
   130  	{i: 35, as: AMOVBZ, a1: C_REG, a6: C_LOREG},
   131  	{i: 35, as: AMOVB, a1: C_REG, a6: C_LOREG},
   132  	{i: 35, as: AMOVDBR, a1: C_REG, a6: C_LOREG},
   133  	{i: 35, as: AMOVHBR, a1: C_REG, a6: C_LOREG},
   134  	{i: 74, as: AMOVD, a1: C_REG, a6: C_ADDR},
   135  	{i: 74, as: AMOVW, a1: C_REG, a6: C_ADDR},
   136  	{i: 74, as: AMOVWZ, a1: C_REG, a6: C_ADDR},
   137  	{i: 74, as: AMOVBZ, a1: C_REG, a6: C_ADDR},
   138  	{i: 74, as: AMOVB, a1: C_REG, a6: C_ADDR},
   139  
   140  	// load
   141  	{i: 36, as: AMOVD, a1: C_LAUTO, a6: C_REG},
   142  	{i: 36, as: AMOVW, a1: C_LAUTO, a6: C_REG},
   143  	{i: 36, as: AMOVWZ, a1: C_LAUTO, a6: C_REG},
   144  	{i: 36, as: AMOVBZ, a1: C_LAUTO, a6: C_REG},
   145  	{i: 36, as: AMOVB, a1: C_LAUTO, a6: C_REG},
   146  	{i: 36, as: AMOVDBR, a1: C_LAUTO, a6: C_REG},
   147  	{i: 36, as: AMOVHBR, a1: C_LAUTO, a6: C_REG},
   148  	{i: 36, as: AMOVD, a1: C_LOREG, a6: C_REG},
   149  	{i: 36, as: AMOVW, a1: C_LOREG, a6: C_REG},
   150  	{i: 36, as: AMOVWZ, a1: C_LOREG, a6: C_REG},
   151  	{i: 36, as: AMOVBZ, a1: C_LOREG, a6: C_REG},
   152  	{i: 36, as: AMOVB, a1: C_LOREG, a6: C_REG},
   153  	{i: 36, as: AMOVDBR, a1: C_LOREG, a6: C_REG},
   154  	{i: 36, as: AMOVHBR, a1: C_LOREG, a6: C_REG},
   155  	{i: 75, as: AMOVD, a1: C_ADDR, a6: C_REG},
   156  	{i: 75, as: AMOVW, a1: C_ADDR, a6: C_REG},
   157  	{i: 75, as: AMOVWZ, a1: C_ADDR, a6: C_REG},
   158  	{i: 75, as: AMOVBZ, a1: C_ADDR, a6: C_REG},
   159  	{i: 75, as: AMOVB, a1: C_ADDR, a6: C_REG},
   160  
   161  	// interlocked load and op
   162  	{i: 99, as: ALAAG, a1: C_REG, a2: C_REG, a6: C_LOREG},
   163  
   164  	// integer arithmetic
   165  	{i: 2, as: AADD, a1: C_REG, a2: C_REG, a6: C_REG},
   166  	{i: 2, as: AADD, a1: C_REG, a6: C_REG},
   167  	{i: 22, as: AADD, a1: C_LCON, a2: C_REG, a6: C_REG},
   168  	{i: 22, as: AADD, a1: C_LCON, a6: C_REG},
   169  	{i: 12, as: AADD, a1: C_LOREG, a6: C_REG},
   170  	{i: 12, as: AADD, a1: C_LAUTO, a6: C_REG},
   171  	{i: 21, as: ASUB, a1: C_LCON, a2: C_REG, a6: C_REG},
   172  	{i: 21, as: ASUB, a1: C_LCON, a6: C_REG},
   173  	{i: 12, as: ASUB, a1: C_LOREG, a6: C_REG},
   174  	{i: 12, as: ASUB, a1: C_LAUTO, a6: C_REG},
   175  	{i: 4, as: AMULHD, a1: C_REG, a6: C_REG},
   176  	{i: 4, as: AMULHD, a1: C_REG, a2: C_REG, a6: C_REG},
   177  	{i: 62, as: AMLGR, a1: C_REG, a6: C_REG},
   178  	{i: 2, as: ADIVW, a1: C_REG, a2: C_REG, a6: C_REG},
   179  	{i: 2, as: ADIVW, a1: C_REG, a6: C_REG},
   180  	{i: 10, as: ASUB, a1: C_REG, a2: C_REG, a6: C_REG},
   181  	{i: 10, as: ASUB, a1: C_REG, a6: C_REG},
   182  	{i: 47, as: ANEG, a1: C_REG, a6: C_REG},
   183  	{i: 47, as: ANEG, a6: C_REG},
   184  
   185  	// integer logical
   186  	{i: 6, as: AAND, a1: C_REG, a2: C_REG, a6: C_REG},
   187  	{i: 6, as: AAND, a1: C_REG, a6: C_REG},
   188  	{i: 23, as: AAND, a1: C_LCON, a6: C_REG},
   189  	{i: 12, as: AAND, a1: C_LOREG, a6: C_REG},
   190  	{i: 12, as: AAND, a1: C_LAUTO, a6: C_REG},
   191  	{i: 6, as: AANDW, a1: C_REG, a2: C_REG, a6: C_REG},
   192  	{i: 6, as: AANDW, a1: C_REG, a6: C_REG},
   193  	{i: 24, as: AANDW, a1: C_LCON, a6: C_REG},
   194  	{i: 12, as: AANDW, a1: C_LOREG, a6: C_REG},
   195  	{i: 12, as: AANDW, a1: C_LAUTO, a6: C_REG},
   196  	{i: 7, as: ASLD, a1: C_REG, a6: C_REG},
   197  	{i: 7, as: ASLD, a1: C_REG, a2: C_REG, a6: C_REG},
   198  	{i: 7, as: ASLD, a1: C_SCON, a2: C_REG, a6: C_REG},
   199  	{i: 7, as: ASLD, a1: C_SCON, a6: C_REG},
   200  	{i: 13, as: ARNSBG, a1: C_SCON, a3: C_SCON, a4: C_SCON, a5: C_REG, a6: C_REG},
   201  
   202  	// compare and swap
   203  	{i: 79, as: ACSG, a1: C_REG, a2: C_REG, a6: C_SOREG},
   204  
   205  	// floating point
   206  	{i: 32, as: AFADD, a1: C_FREG, a6: C_FREG},
   207  	{i: 33, as: AFABS, a1: C_FREG, a6: C_FREG},
   208  	{i: 33, as: AFABS, a6: C_FREG},
   209  	{i: 34, as: AFMADD, a1: C_FREG, a2: C_FREG, a6: C_FREG},
   210  	{i: 32, as: AFMUL, a1: C_FREG, a6: C_FREG},
   211  	{i: 36, as: AFMOVD, a1: C_LAUTO, a6: C_FREG},
   212  	{i: 36, as: AFMOVD, a1: C_LOREG, a6: C_FREG},
   213  	{i: 75, as: AFMOVD, a1: C_ADDR, a6: C_FREG},
   214  	{i: 35, as: AFMOVD, a1: C_FREG, a6: C_LAUTO},
   215  	{i: 35, as: AFMOVD, a1: C_FREG, a6: C_LOREG},
   216  	{i: 74, as: AFMOVD, a1: C_FREG, a6: C_ADDR},
   217  	{i: 67, as: AFMOVD, a1: C_ZCON, a6: C_FREG},
   218  	{i: 81, as: ALDGR, a1: C_REG, a6: C_FREG},
   219  	{i: 81, as: ALGDR, a1: C_FREG, a6: C_REG},
   220  	{i: 82, as: ACEFBRA, a1: C_REG, a6: C_FREG},
   221  	{i: 83, as: ACFEBRA, a1: C_FREG, a6: C_REG},
   222  	{i: 48, as: AFIEBR, a1: C_SCON, a2: C_FREG, a6: C_FREG},
   223  	{i: 49, as: ACPSDR, a1: C_FREG, a2: C_FREG, a6: C_FREG},
   224  	{i: 50, as: ALTDBR, a1: C_FREG, a6: C_FREG},
   225  	{i: 51, as: ATCDB, a1: C_FREG, a6: C_SCON},
   226  
   227  	// load symbol address (plus offset)
   228  	{i: 19, as: AMOVD, a1: C_SYMADDR, a6: C_REG},
   229  	{i: 93, as: AMOVD, a1: C_GOTADDR, a6: C_REG},
   230  	{i: 94, as: AMOVD, a1: C_TLS_LE, a6: C_REG},
   231  	{i: 95, as: AMOVD, a1: C_TLS_IE, a6: C_REG},
   232  
   233  	// system call
   234  	{i: 5, as: ASYSCALL},
   235  	{i: 77, as: ASYSCALL, a1: C_SCON},
   236  
   237  	// branch
   238  	{i: 16, as: ABEQ, a6: C_SBRA},
   239  	{i: 16, as: ABRC, a1: C_SCON, a6: C_SBRA},
   240  	{i: 11, as: ABR, a6: C_LBRA},
   241  	{i: 16, as: ABC, a1: C_SCON, a2: C_REG, a6: C_LBRA},
   242  	{i: 18, as: ABR, a6: C_REG},
   243  	{i: 18, as: ABR, a1: C_REG, a6: C_REG},
   244  	{i: 15, as: ABR, a6: C_ZOREG},
   245  	{i: 15, as: ABC, a6: C_ZOREG},
   246  
   247  	// compare and branch
   248  	{i: 89, as: ACGRJ, a1: C_SCON, a2: C_REG, a3: C_REG, a6: C_SBRA},
   249  	{i: 89, as: ACMPBEQ, a1: C_REG, a2: C_REG, a6: C_SBRA},
   250  	{i: 89, as: ACLGRJ, a1: C_SCON, a2: C_REG, a3: C_REG, a6: C_SBRA},
   251  	{i: 89, as: ACMPUBEQ, a1: C_REG, a2: C_REG, a6: C_SBRA},
   252  	{i: 90, as: ACGIJ, a1: C_SCON, a2: C_REG, a3: C_ADDCON, a6: C_SBRA},
   253  	{i: 90, as: ACGIJ, a1: C_SCON, a2: C_REG, a3: C_SCON, a6: C_SBRA},
   254  	{i: 90, as: ACMPBEQ, a1: C_REG, a3: C_ADDCON, a6: C_SBRA},
   255  	{i: 90, as: ACMPBEQ, a1: C_REG, a3: C_SCON, a6: C_SBRA},
   256  	{i: 90, as: ACLGIJ, a1: C_SCON, a2: C_REG, a3: C_ADDCON, a6: C_SBRA},
   257  	{i: 90, as: ACMPUBEQ, a1: C_REG, a3: C_ANDCON, a6: C_SBRA},
   258  
   259  	// branch on count
   260  	{i: 41, as: ABRCT, a1: C_REG, a6: C_SBRA},
   261  	{i: 41, as: ABRCTG, a1: C_REG, a6: C_SBRA},
   262  
   263  	// move on condition
   264  	{i: 17, as: AMOVDEQ, a1: C_REG, a6: C_REG},
   265  
   266  	// load on condition
   267  	{i: 25, as: ALOCGR, a1: C_SCON, a2: C_REG, a6: C_REG},
   268  
   269  	// find leftmost one
   270  	{i: 8, as: AFLOGR, a1: C_REG, a6: C_REG},
   271  
   272  	// population count
   273  	{i: 9, as: APOPCNT, a1: C_REG, a6: C_REG},
   274  
   275  	// compare
   276  	{i: 70, as: ACMP, a1: C_REG, a6: C_REG},
   277  	{i: 71, as: ACMP, a1: C_REG, a6: C_LCON},
   278  	{i: 70, as: ACMPU, a1: C_REG, a6: C_REG},
   279  	{i: 71, as: ACMPU, a1: C_REG, a6: C_LCON},
   280  	{i: 70, as: AFCMPO, a1: C_FREG, a6: C_FREG},
   281  	{i: 70, as: AFCMPO, a1: C_FREG, a2: C_REG, a6: C_FREG},
   282  
   283  	// test under mask
   284  	{i: 91, as: ATMHH, a1: C_REG, a6: C_ANDCON},
   285  
   286  	// insert program mask
   287  	{i: 92, as: AIPM, a1: C_REG},
   288  
   289  	// set program mask
   290  	{i: 76, as: ASPM, a1: C_REG},
   291  
   292  	// 32-bit access registers
   293  	{i: 68, as: AMOVW, a1: C_AREG, a6: C_REG},
   294  	{i: 68, as: AMOVWZ, a1: C_AREG, a6: C_REG},
   295  	{i: 69, as: AMOVW, a1: C_REG, a6: C_AREG},
   296  	{i: 69, as: AMOVWZ, a1: C_REG, a6: C_AREG},
   297  
   298  	// macros
   299  	{i: 96, as: ACLEAR, a1: C_LCON, a6: C_LOREG},
   300  	{i: 96, as: ACLEAR, a1: C_LCON, a6: C_LAUTO},
   301  
   302  	// load/store multiple
   303  	{i: 97, as: ASTMG, a1: C_REG, a2: C_REG, a6: C_LOREG},
   304  	{i: 97, as: ASTMG, a1: C_REG, a2: C_REG, a6: C_LAUTO},
   305  	{i: 98, as: ALMG, a1: C_LOREG, a2: C_REG, a6: C_REG},
   306  	{i: 98, as: ALMG, a1: C_LAUTO, a2: C_REG, a6: C_REG},
   307  
   308  	// bytes
   309  	{i: 40, as: ABYTE, a1: C_SCON},
   310  	{i: 40, as: AWORD, a1: C_LCON},
   311  	{i: 31, as: ADWORD, a1: C_LCON},
   312  	{i: 31, as: ADWORD, a1: C_DCON},
   313  
   314  	// fast synchronization
   315  	{i: 80, as: ASYNC},
   316  
   317  	// store clock
   318  	{i: 88, as: ASTCK, a6: C_SAUTO},
   319  	{i: 88, as: ASTCK, a6: C_SOREG},
   320  
   321  	// storage and storage
   322  	{i: 84, as: AMVC, a1: C_SCON, a3: C_LOREG, a6: C_LOREG},
   323  	{i: 84, as: AMVC, a1: C_SCON, a3: C_LOREG, a6: C_LAUTO},
   324  	{i: 84, as: AMVC, a1: C_SCON, a3: C_LAUTO, a6: C_LAUTO},
   325  
   326  	// address
   327  	{i: 85, as: ALARL, a1: C_LCON, a6: C_REG},
   328  	{i: 85, as: ALARL, a1: C_SYMADDR, a6: C_REG},
   329  	{i: 86, as: ALA, a1: C_SOREG, a6: C_REG},
   330  	{i: 86, as: ALA, a1: C_SAUTO, a6: C_REG},
   331  	{i: 87, as: AEXRL, a1: C_SYMADDR, a6: C_REG},
   332  
   333  	// undefined (deliberate illegal instruction)
   334  	{i: 78, as: obj.AUNDEF},
   335  
   336  	// Break point instruction(0x0001 opcode)
   337  	{i: 73, as: ABRRK},
   338  
   339  	// 2 byte no-operation
   340  	{i: 66, as: ANOPH},
   341  
   342  	// crypto instructions
   343  
   344  	// KM
   345  	{i: 124, as: AKM, a1: C_REG, a6: C_REG},
   346  
   347  	// KDSA
   348  	{i: 125, as: AKDSA, a1: C_REG, a6: C_REG},
   349  
   350  	// KMA
   351  	{i: 126, as: AKMA, a1: C_REG, a2: C_REG, a6: C_REG},
   352  
   353  	// vector instructions
   354  
   355  	// VRX store
   356  	{i: 100, as: AVST, a1: C_VREG, a6: C_SOREG},
   357  	{i: 100, as: AVST, a1: C_VREG, a6: C_SAUTO},
   358  	{i: 100, as: AVSTEG, a1: C_SCON, a2: C_VREG, a6: C_SOREG},
   359  	{i: 100, as: AVSTEG, a1: C_SCON, a2: C_VREG, a6: C_SAUTO},
   360  
   361  	// VRX load
   362  	{i: 101, as: AVL, a1: C_SOREG, a6: C_VREG},
   363  	{i: 101, as: AVL, a1: C_SAUTO, a6: C_VREG},
   364  	{i: 101, as: AVLEG, a1: C_SCON, a3: C_SOREG, a6: C_VREG},
   365  	{i: 101, as: AVLEG, a1: C_SCON, a3: C_SAUTO, a6: C_VREG},
   366  
   367  	// VRV scatter
   368  	{i: 102, as: AVSCEG, a1: C_SCON, a2: C_VREG, a6: C_SOREG},
   369  	{i: 102, as: AVSCEG, a1: C_SCON, a2: C_VREG, a6: C_SAUTO},
   370  
   371  	// VRV gather
   372  	{i: 103, as: AVGEG, a1: C_SCON, a3: C_SOREG, a6: C_VREG},
   373  	{i: 103, as: AVGEG, a1: C_SCON, a3: C_SAUTO, a6: C_VREG},
   374  
   375  	// VRS element shift/rotate and load gr to/from vr element
   376  	{i: 104, as: AVESLG, a1: C_SCON, a2: C_VREG, a6: C_VREG},
   377  	{i: 104, as: AVESLG, a1: C_REG, a2: C_VREG, a6: C_VREG},
   378  	{i: 104, as: AVESLG, a1: C_SCON, a6: C_VREG},
   379  	{i: 104, as: AVESLG, a1: C_REG, a6: C_VREG},
   380  	{i: 104, as: AVLGVG, a1: C_SCON, a2: C_VREG, a6: C_REG},
   381  	{i: 104, as: AVLGVG, a1: C_REG, a2: C_VREG, a6: C_REG},
   382  	{i: 104, as: AVLVGG, a1: C_SCON, a2: C_REG, a6: C_VREG},
   383  	{i: 104, as: AVLVGG, a1: C_REG, a2: C_REG, a6: C_VREG},
   384  
   385  	// VRS store multiple
   386  	{i: 105, as: AVSTM, a1: C_VREG, a2: C_VREG, a6: C_SOREG},
   387  	{i: 105, as: AVSTM, a1: C_VREG, a2: C_VREG, a6: C_SAUTO},
   388  
   389  	// VRS load multiple
   390  	{i: 106, as: AVLM, a1: C_SOREG, a2: C_VREG, a6: C_VREG},
   391  	{i: 106, as: AVLM, a1: C_SAUTO, a2: C_VREG, a6: C_VREG},
   392  
   393  	// VRS store with length
   394  	{i: 107, as: AVSTL, a1: C_REG, a2: C_VREG, a6: C_SOREG},
   395  	{i: 107, as: AVSTL, a1: C_REG, a2: C_VREG, a6: C_SAUTO},
   396  
   397  	// VRS load with length
   398  	{i: 108, as: AVLL, a1: C_REG, a3: C_SOREG, a6: C_VREG},
   399  	{i: 108, as: AVLL, a1: C_REG, a3: C_SAUTO, a6: C_VREG},
   400  
   401  	// VRI-a
   402  	{i: 109, as: AVGBM, a1: C_ANDCON, a6: C_VREG},
   403  	{i: 109, as: AVZERO, a6: C_VREG},
   404  	{i: 109, as: AVREPIG, a1: C_ADDCON, a6: C_VREG},
   405  	{i: 109, as: AVREPIG, a1: C_SCON, a6: C_VREG},
   406  	{i: 109, as: AVLEIG, a1: C_SCON, a3: C_ADDCON, a6: C_VREG},
   407  	{i: 109, as: AVLEIG, a1: C_SCON, a3: C_SCON, a6: C_VREG},
   408  
   409  	// VRI-b generate mask
   410  	{i: 110, as: AVGMG, a1: C_SCON, a3: C_SCON, a6: C_VREG},
   411  
   412  	// VRI-c replicate
   413  	{i: 111, as: AVREPG, a1: C_UCON, a2: C_VREG, a6: C_VREG},
   414  
   415  	// VRI-d element rotate and insert under mask and
   416  	// shift left double by byte
   417  	{i: 112, as: AVERIMG, a1: C_SCON, a2: C_VREG, a3: C_VREG, a6: C_VREG},
   418  	{i: 112, as: AVSLDB, a1: C_SCON, a2: C_VREG, a3: C_VREG, a6: C_VREG},
   419  
   420  	// VRI-d fp test data class immediate
   421  	{i: 113, as: AVFTCIDB, a1: C_SCON, a2: C_VREG, a6: C_VREG},
   422  
   423  	// VRR-a load reg
   424  	{i: 114, as: AVLR, a1: C_VREG, a6: C_VREG},
   425  
   426  	// VRR-a compare
   427  	{i: 115, as: AVECG, a1: C_VREG, a6: C_VREG},
   428  
   429  	// VRR-b
   430  	{i: 117, as: AVCEQG, a1: C_VREG, a2: C_VREG, a6: C_VREG},
   431  	{i: 117, as: AVFAEF, a1: C_VREG, a2: C_VREG, a6: C_VREG},
   432  	{i: 117, as: AVPKSG, a1: C_VREG, a2: C_VREG, a6: C_VREG},
   433  
   434  	// VRR-c
   435  	{i: 118, as: AVAQ, a1: C_VREG, a2: C_VREG, a6: C_VREG},
   436  	{i: 118, as: AVAQ, a1: C_VREG, a6: C_VREG},
   437  	{i: 118, as: AVNOT, a1: C_VREG, a6: C_VREG},
   438  	{i: 123, as: AVPDI, a1: C_SCON, a2: C_VREG, a3: C_VREG, a6: C_VREG},
   439  
   440  	// VRR-c shifts
   441  	{i: 119, as: AVERLLVG, a1: C_VREG, a2: C_VREG, a6: C_VREG},
   442  	{i: 119, as: AVERLLVG, a1: C_VREG, a6: C_VREG},
   443  
   444  	// VRR-d
   445  	{i: 120, as: AVACQ, a1: C_VREG, a2: C_VREG, a3: C_VREG, a6: C_VREG},
   446  
   447  	// VRR-e
   448  	{i: 121, as: AVSEL, a1: C_VREG, a2: C_VREG, a3: C_VREG, a6: C_VREG},
   449  
   450  	// VRR-f
   451  	{i: 122, as: AVLVGP, a1: C_REG, a2: C_REG, a6: C_VREG},
   452  }
   453  
   454  var oprange [ALAST & obj.AMask][]Optab
   455  
   456  var xcmp [C_NCLASS][C_NCLASS]bool
   457  
   458  func spanz(ctxt *obj.Link, cursym *obj.LSym, newprog obj.ProgAlloc) {
   459  	if ctxt.Retpoline {
   460  		ctxt.Diag("-spectre=ret not supported on s390x")
   461  		ctxt.Retpoline = false // don't keep printing
   462  	}
   463  
   464  	p := cursym.Func().Text
   465  	if p == nil || p.Link == nil { // handle external functions and ELF section symbols
   466  		return
   467  	}
   468  
   469  	if oprange[AORW&obj.AMask] == nil {
   470  		ctxt.Diag("s390x ops not initialized, call s390x.buildop first")
   471  	}
   472  
   473  	c := ctxtz{ctxt: ctxt, newprog: newprog, cursym: cursym, autosize: int32(p.To.Offset)}
   474  
   475  	buffer := make([]byte, 0)
   476  	changed := true
   477  	loop := 0
   478  	nrelocs0 := len(c.cursym.R)
   479  	for changed {
   480  		if loop > 100 {
   481  			c.ctxt.Diag("stuck in spanz loop")
   482  			break
   483  		}
   484  		changed = false
   485  		buffer = buffer[:0]
   486  		for i := range c.cursym.R[nrelocs0:] {
   487  			c.cursym.R[nrelocs0+i] = obj.Reloc{}
   488  		}
   489  		c.cursym.R = c.cursym.R[:nrelocs0] // preserve marker relocations generated by the compiler
   490  		for p := c.cursym.Func().Text; p != nil; p = p.Link {
   491  			pc := int64(len(buffer))
   492  			if pc != p.Pc {
   493  				changed = true
   494  			}
   495  			p.Pc = pc
   496  			c.pc = p.Pc
   497  			c.asmout(p, &buffer)
   498  			if pc == int64(len(buffer)) {
   499  				switch p.As {
   500  				case obj.ANOP, obj.AFUNCDATA, obj.APCDATA, obj.ATEXT:
   501  					// ok
   502  				default:
   503  					c.ctxt.Diag("zero-width instruction\n%v", p)
   504  				}
   505  			}
   506  		}
   507  		loop++
   508  	}
   509  
   510  	c.cursym.Size = int64(len(buffer))
   511  	if c.cursym.Size%funcAlign != 0 {
   512  		c.cursym.Size += funcAlign - (c.cursym.Size % funcAlign)
   513  	}
   514  	c.cursym.Grow(c.cursym.Size)
   515  	copy(c.cursym.P, buffer)
   516  
   517  	// Mark nonpreemptible instruction sequences.
   518  	// We use REGTMP as a scratch register during call injection,
   519  	// so instruction sequences that use REGTMP are unsafe to
   520  	// preempt asynchronously.
   521  	obj.MarkUnsafePoints(c.ctxt, c.cursym.Func().Text, c.newprog, c.isUnsafePoint, nil)
   522  }
   523  
   524  // Return whether p is an unsafe point.
   525  func (c *ctxtz) isUnsafePoint(p *obj.Prog) bool {
   526  	if p.From.Reg == REGTMP || p.To.Reg == REGTMP || p.Reg == REGTMP {
   527  		return true
   528  	}
   529  	for _, a := range p.RestArgs {
   530  		if a.Reg == REGTMP {
   531  			return true
   532  		}
   533  	}
   534  	return p.Mark&USETMP != 0
   535  }
   536  
   537  func isint32(v int64) bool {
   538  	return int64(int32(v)) == v
   539  }
   540  
   541  func isuint32(v uint64) bool {
   542  	return uint64(uint32(v)) == v
   543  }
   544  
   545  func (c *ctxtz) aclass(a *obj.Addr) int {
   546  	switch a.Type {
   547  	case obj.TYPE_NONE:
   548  		return C_NONE
   549  
   550  	case obj.TYPE_REG:
   551  		if REG_R0 <= a.Reg && a.Reg <= REG_R15 {
   552  			return C_REG
   553  		}
   554  		if REG_F0 <= a.Reg && a.Reg <= REG_F15 {
   555  			return C_FREG
   556  		}
   557  		if REG_AR0 <= a.Reg && a.Reg <= REG_AR15 {
   558  			return C_AREG
   559  		}
   560  		if REG_V0 <= a.Reg && a.Reg <= REG_V31 {
   561  			return C_VREG
   562  		}
   563  		return C_GOK
   564  
   565  	case obj.TYPE_MEM:
   566  		switch a.Name {
   567  		case obj.NAME_EXTERN,
   568  			obj.NAME_STATIC:
   569  			if a.Sym == nil {
   570  				// must have a symbol
   571  				break
   572  			}
   573  			c.instoffset = a.Offset
   574  			if a.Sym.Type == objabi.STLSBSS {
   575  				if c.ctxt.Flag_shared {
   576  					return C_TLS_IE // initial exec model
   577  				}
   578  				return C_TLS_LE // local exec model
   579  			}
   580  			return C_ADDR
   581  
   582  		case obj.NAME_GOTREF:
   583  			return C_GOTADDR
   584  
   585  		case obj.NAME_AUTO:
   586  			if a.Reg == REGSP {
   587  				// unset base register for better printing, since
   588  				// a.Offset is still relative to pseudo-SP.
   589  				a.Reg = obj.REG_NONE
   590  			}
   591  			c.instoffset = int64(c.autosize) + a.Offset
   592  			if c.instoffset >= -BIG && c.instoffset < BIG {
   593  				return C_SAUTO
   594  			}
   595  			return C_LAUTO
   596  
   597  		case obj.NAME_PARAM:
   598  			if a.Reg == REGSP {
   599  				// unset base register for better printing, since
   600  				// a.Offset is still relative to pseudo-FP.
   601  				a.Reg = obj.REG_NONE
   602  			}
   603  			c.instoffset = int64(c.autosize) + a.Offset + c.ctxt.Arch.FixedFrameSize
   604  			if c.instoffset >= -BIG && c.instoffset < BIG {
   605  				return C_SAUTO
   606  			}
   607  			return C_LAUTO
   608  
   609  		case obj.NAME_NONE:
   610  			c.instoffset = a.Offset
   611  			if c.instoffset == 0 {
   612  				return C_ZOREG
   613  			}
   614  			if c.instoffset >= -BIG && c.instoffset < BIG {
   615  				return C_SOREG
   616  			}
   617  			return C_LOREG
   618  		}
   619  
   620  		return C_GOK
   621  
   622  	case obj.TYPE_TEXTSIZE:
   623  		return C_TEXTSIZE
   624  
   625  	case obj.TYPE_FCONST:
   626  		if f64, ok := a.Val.(float64); ok && math.Float64bits(f64) == 0 {
   627  			return C_ZCON
   628  		}
   629  		c.ctxt.Diag("cannot handle the floating point constant %v", a.Val)
   630  
   631  	case obj.TYPE_CONST,
   632  		obj.TYPE_ADDR:
   633  		switch a.Name {
   634  		case obj.NAME_NONE:
   635  			c.instoffset = a.Offset
   636  			if a.Reg != 0 {
   637  				if -BIG <= c.instoffset && c.instoffset <= BIG {
   638  					return C_SACON
   639  				}
   640  				if isint32(c.instoffset) {
   641  					return C_LACON
   642  				}
   643  				return C_DACON
   644  			}
   645  
   646  		case obj.NAME_EXTERN,
   647  			obj.NAME_STATIC:
   648  			s := a.Sym
   649  			if s == nil {
   650  				return C_GOK
   651  			}
   652  			c.instoffset = a.Offset
   653  
   654  			return C_SYMADDR
   655  
   656  		case obj.NAME_AUTO:
   657  			if a.Reg == REGSP {
   658  				// unset base register for better printing, since
   659  				// a.Offset is still relative to pseudo-SP.
   660  				a.Reg = obj.REG_NONE
   661  			}
   662  			c.instoffset = int64(c.autosize) + a.Offset
   663  			if c.instoffset >= -BIG && c.instoffset < BIG {
   664  				return C_SACON
   665  			}
   666  			return C_LACON
   667  
   668  		case obj.NAME_PARAM:
   669  			if a.Reg == REGSP {
   670  				// unset base register for better printing, since
   671  				// a.Offset is still relative to pseudo-FP.
   672  				a.Reg = obj.REG_NONE
   673  			}
   674  			c.instoffset = int64(c.autosize) + a.Offset + c.ctxt.Arch.FixedFrameSize
   675  			if c.instoffset >= -BIG && c.instoffset < BIG {
   676  				return C_SACON
   677  			}
   678  			return C_LACON
   679  
   680  		default:
   681  			return C_GOK
   682  		}
   683  
   684  		if c.instoffset == 0 {
   685  			return C_ZCON
   686  		}
   687  		if c.instoffset >= 0 {
   688  			if c.instoffset <= 0x7fff {
   689  				return C_SCON
   690  			}
   691  			if c.instoffset <= 0xffff {
   692  				return C_ANDCON
   693  			}
   694  			if c.instoffset&0xffff == 0 && isuint32(uint64(c.instoffset)) { /* && ((instoffset & (1<<31)) == 0) */
   695  				return C_UCON
   696  			}
   697  			if isint32(c.instoffset) || isuint32(uint64(c.instoffset)) {
   698  				return C_LCON
   699  			}
   700  			return C_DCON
   701  		}
   702  
   703  		if c.instoffset >= -0x8000 {
   704  			return C_ADDCON
   705  		}
   706  		if c.instoffset&0xffff == 0 && isint32(c.instoffset) {
   707  			return C_UCON
   708  		}
   709  		if isint32(c.instoffset) {
   710  			return C_LCON
   711  		}
   712  		return C_DCON
   713  
   714  	case obj.TYPE_BRANCH:
   715  		return C_SBRA
   716  	}
   717  
   718  	return C_GOK
   719  }
   720  
   721  func (c *ctxtz) oplook(p *obj.Prog) *Optab {
   722  	// Return cached optab entry if available.
   723  	if p.Optab != 0 {
   724  		return &optab[p.Optab-1]
   725  	}
   726  	if len(p.RestArgs) > 3 {
   727  		c.ctxt.Diag("too many RestArgs: got %v, maximum is 3\n", len(p.RestArgs))
   728  		return nil
   729  	}
   730  
   731  	// Initialize classes for all arguments.
   732  	p.From.Class = int8(c.aclass(&p.From) + 1)
   733  	p.To.Class = int8(c.aclass(&p.To) + 1)
   734  	for i := range p.RestArgs {
   735  		p.RestArgs[i].Addr.Class = int8(c.aclass(&p.RestArgs[i].Addr) + 1)
   736  	}
   737  
   738  	// Mirrors the argument list in Optab.
   739  	args := [...]int8{
   740  		p.From.Class - 1,
   741  		C_NONE, // p.Reg
   742  		C_NONE, // p.RestArgs[0]
   743  		C_NONE, // p.RestArgs[1]
   744  		C_NONE, // p.RestArgs[2]
   745  		p.To.Class - 1,
   746  	}
   747  	// Fill in argument class for p.Reg.
   748  	switch {
   749  	case REG_R0 <= p.Reg && p.Reg <= REG_R15:
   750  		args[1] = C_REG
   751  	case REG_V0 <= p.Reg && p.Reg <= REG_V31:
   752  		args[1] = C_VREG
   753  	case REG_F0 <= p.Reg && p.Reg <= REG_F15:
   754  		args[1] = C_FREG
   755  	case REG_AR0 <= p.Reg && p.Reg <= REG_AR15:
   756  		args[1] = C_AREG
   757  	}
   758  	// Fill in argument classes for p.RestArgs.
   759  	for i, a := range p.RestArgs {
   760  		args[2+i] = a.Class - 1
   761  	}
   762  
   763  	// Lookup op in optab.
   764  	ops := oprange[p.As&obj.AMask]
   765  	cmp := [len(args)]*[C_NCLASS]bool{}
   766  	for i := range cmp {
   767  		cmp[i] = &xcmp[args[i]]
   768  	}
   769  	for i := range ops {
   770  		op := &ops[i]
   771  		if cmp[0][op.a1] && cmp[1][op.a2] &&
   772  			cmp[2][op.a3] && cmp[3][op.a4] &&
   773  			cmp[4][op.a5] && cmp[5][op.a6] {
   774  			p.Optab = uint16(cap(optab) - cap(ops) + i + 1)
   775  			return op
   776  		}
   777  	}
   778  
   779  	// Cannot find a case; abort.
   780  	s := ""
   781  	for _, a := range args {
   782  		s += fmt.Sprintf(" %v", DRconv(int(a)))
   783  	}
   784  	c.ctxt.Diag("illegal combination %v%v\n", p.As, s)
   785  	c.ctxt.Diag("prog: %v\n", p)
   786  	return nil
   787  }
   788  
   789  func cmp(a int, b int) bool {
   790  	if a == b {
   791  		return true
   792  	}
   793  	switch a {
   794  	case C_DCON:
   795  		if b == C_LCON {
   796  			return true
   797  		}
   798  		fallthrough
   799  	case C_LCON:
   800  		if b == C_ZCON || b == C_SCON || b == C_UCON || b == C_ADDCON || b == C_ANDCON {
   801  			return true
   802  		}
   803  
   804  	case C_ADDCON:
   805  		if b == C_ZCON || b == C_SCON {
   806  			return true
   807  		}
   808  
   809  	case C_ANDCON:
   810  		if b == C_ZCON || b == C_SCON {
   811  			return true
   812  		}
   813  
   814  	case C_UCON:
   815  		if b == C_ZCON || b == C_SCON {
   816  			return true
   817  		}
   818  
   819  	case C_SCON:
   820  		if b == C_ZCON {
   821  			return true
   822  		}
   823  
   824  	case C_LACON:
   825  		if b == C_SACON {
   826  			return true
   827  		}
   828  
   829  	case C_LBRA:
   830  		if b == C_SBRA {
   831  			return true
   832  		}
   833  
   834  	case C_LAUTO:
   835  		if b == C_SAUTO {
   836  			return true
   837  		}
   838  
   839  	case C_LOREG:
   840  		if b == C_ZOREG || b == C_SOREG {
   841  			return true
   842  		}
   843  
   844  	case C_SOREG:
   845  		if b == C_ZOREG {
   846  			return true
   847  		}
   848  
   849  	case C_ANY:
   850  		return true
   851  	}
   852  
   853  	return false
   854  }
   855  
   856  func ocmp(p1, p2 Optab) int {
   857  	if p1.as != p2.as {
   858  		return int(p1.as) - int(p2.as)
   859  	}
   860  	if p1.a1 != p2.a1 {
   861  		return int(p1.a1) - int(p2.a1)
   862  	}
   863  	if p1.a2 != p2.a2 {
   864  		return int(p1.a2) - int(p2.a2)
   865  	}
   866  	if p1.a3 != p2.a3 {
   867  		return int(p1.a3) - int(p2.a3)
   868  	}
   869  	if p1.a4 != p2.a4 {
   870  		return int(p1.a4) - int(p2.a4)
   871  	}
   872  	return 0
   873  }
   874  func opset(a, b obj.As) {
   875  	oprange[a&obj.AMask] = oprange[b&obj.AMask]
   876  }
   877  
   878  func buildop(ctxt *obj.Link) {
   879  	if oprange[AORW&obj.AMask] != nil {
   880  		// Already initialized; stop now.
   881  		// This happens in the cmd/asm tests,
   882  		// each of which re-initializes the arch.
   883  		return
   884  	}
   885  
   886  	for i := 0; i < C_NCLASS; i++ {
   887  		for n := 0; n < C_NCLASS; n++ {
   888  			if cmp(n, i) {
   889  				xcmp[i][n] = true
   890  			}
   891  		}
   892  	}
   893  	slices.SortFunc(optab, ocmp)
   894  	for i := 0; i < len(optab); i++ {
   895  		r := optab[i].as
   896  		start := i
   897  		for ; i+1 < len(optab); i++ {
   898  			if optab[i+1].as != r {
   899  				break
   900  			}
   901  		}
   902  		oprange[r&obj.AMask] = optab[start : i+1]
   903  
   904  		// opset() aliases optab ranges for similar instructions, to reduce the number of optabs in the array.
   905  		// oprange[] is used by oplook() to find the Optab entry that applies to a given Prog.
   906  		switch r {
   907  		case AADD:
   908  			opset(AADDC, r)
   909  			opset(AADDW, r)
   910  			opset(AADDE, r)
   911  			opset(AMULLD, r)
   912  			opset(AMULLW, r)
   913  		case ADIVW:
   914  			opset(ADIVD, r)
   915  			opset(ADIVDU, r)
   916  			opset(ADIVWU, r)
   917  			opset(AMODD, r)
   918  			opset(AMODDU, r)
   919  			opset(AMODW, r)
   920  			opset(AMODWU, r)
   921  		case AMULHD:
   922  			opset(AMULHDU, r)
   923  		case AMOVBZ:
   924  			opset(AMOVH, r)
   925  			opset(AMOVHZ, r)
   926  		case ALA:
   927  			opset(ALAY, r)
   928  		case AMVC:
   929  			opset(AMVCIN, r)
   930  			opset(ACLC, r)
   931  			opset(AXC, r)
   932  			opset(AOC, r)
   933  			opset(ANC, r)
   934  		case ASTCK:
   935  			opset(ASTCKC, r)
   936  			opset(ASTCKE, r)
   937  			opset(ASTCKF, r)
   938  		case ALAAG:
   939  			opset(ALAA, r)
   940  			opset(ALAAL, r)
   941  			opset(ALAALG, r)
   942  			opset(ALAN, r)
   943  			opset(ALANG, r)
   944  			opset(ALAX, r)
   945  			opset(ALAXG, r)
   946  			opset(ALAO, r)
   947  			opset(ALAOG, r)
   948  		case ASTMG:
   949  			opset(ASTMY, r)
   950  		case ALMG:
   951  			opset(ALMY, r)
   952  		case ABEQ:
   953  			opset(ABGE, r)
   954  			opset(ABGT, r)
   955  			opset(ABLE, r)
   956  			opset(ABLT, r)
   957  			opset(ABNE, r)
   958  			opset(ABVC, r)
   959  			opset(ABVS, r)
   960  			opset(ABLEU, r)
   961  			opset(ABLTU, r)
   962  		case ABR:
   963  			opset(ABL, r)
   964  		case ABC:
   965  			opset(ABCL, r)
   966  		case AFABS:
   967  			opset(AFNABS, r)
   968  			opset(ALPDFR, r)
   969  			opset(ALNDFR, r)
   970  			opset(AFNEG, r)
   971  			opset(AFNEGS, r)
   972  			opset(ALCDBR, r)
   973  			opset(ALEDBR, r)
   974  			opset(ALDEBR, r)
   975  			opset(AFSQRT, r)
   976  			opset(AFSQRTS, r)
   977  		case AFADD:
   978  			opset(AFADDS, r)
   979  			opset(AFDIV, r)
   980  			opset(AFDIVS, r)
   981  			opset(AFSUB, r)
   982  			opset(AFSUBS, r)
   983  		case AFMADD:
   984  			opset(AFMADDS, r)
   985  			opset(AFMSUB, r)
   986  			opset(AFMSUBS, r)
   987  		case AFMUL:
   988  			opset(AFMULS, r)
   989  		case AFCMPO:
   990  			opset(AFCMPU, r)
   991  			opset(ACEBR, r)
   992  		case AAND:
   993  			opset(AOR, r)
   994  			opset(AXOR, r)
   995  		case AANDW:
   996  			opset(AORW, r)
   997  			opset(AXORW, r)
   998  		case ASLD:
   999  			opset(ASRD, r)
  1000  			opset(ASLW, r)
  1001  			opset(ASRW, r)
  1002  			opset(ASRAD, r)
  1003  			opset(ASRAW, r)
  1004  			opset(ARLL, r)
  1005  			opset(ARLLG, r)
  1006  		case ARNSBG:
  1007  			opset(ARXSBG, r)
  1008  			opset(AROSBG, r)
  1009  			opset(ARNSBGT, r)
  1010  			opset(ARXSBGT, r)
  1011  			opset(AROSBGT, r)
  1012  			opset(ARISBG, r)
  1013  			opset(ARISBGN, r)
  1014  			opset(ARISBGZ, r)
  1015  			opset(ARISBGNZ, r)
  1016  			opset(ARISBHG, r)
  1017  			opset(ARISBLG, r)
  1018  			opset(ARISBHGZ, r)
  1019  			opset(ARISBLGZ, r)
  1020  		case ACSG:
  1021  			opset(ACS, r)
  1022  		case ASUB:
  1023  			opset(ASUBC, r)
  1024  			opset(ASUBE, r)
  1025  			opset(ASUBW, r)
  1026  		case ANEG:
  1027  			opset(ANEGW, r)
  1028  		case AFMOVD:
  1029  			opset(AFMOVS, r)
  1030  		case AMOVDBR:
  1031  			opset(AMOVWBR, r)
  1032  		case ACMP:
  1033  			opset(ACMPW, r)
  1034  		case ACMPU:
  1035  			opset(ACMPWU, r)
  1036  		case ATMHH:
  1037  			opset(ATMHL, r)
  1038  			opset(ATMLH, r)
  1039  			opset(ATMLL, r)
  1040  		case ACEFBRA:
  1041  			opset(ACDFBRA, r)
  1042  			opset(ACEGBRA, r)
  1043  			opset(ACDGBRA, r)
  1044  			opset(ACELFBR, r)
  1045  			opset(ACDLFBR, r)
  1046  			opset(ACELGBR, r)
  1047  			opset(ACDLGBR, r)
  1048  		case ACFEBRA:
  1049  			opset(ACFDBRA, r)
  1050  			opset(ACGEBRA, r)
  1051  			opset(ACGDBRA, r)
  1052  			opset(ACLFEBR, r)
  1053  			opset(ACLFDBR, r)
  1054  			opset(ACLGEBR, r)
  1055  			opset(ACLGDBR, r)
  1056  		case AFIEBR:
  1057  			opset(AFIDBR, r)
  1058  		case ACMPBEQ:
  1059  			opset(ACMPBGE, r)
  1060  			opset(ACMPBGT, r)
  1061  			opset(ACMPBLE, r)
  1062  			opset(ACMPBLT, r)
  1063  			opset(ACMPBNE, r)
  1064  		case ACMPUBEQ:
  1065  			opset(ACMPUBGE, r)
  1066  			opset(ACMPUBGT, r)
  1067  			opset(ACMPUBLE, r)
  1068  			opset(ACMPUBLT, r)
  1069  			opset(ACMPUBNE, r)
  1070  		case ACGRJ:
  1071  			opset(ACRJ, r)
  1072  		case ACLGRJ:
  1073  			opset(ACLRJ, r)
  1074  		case ACGIJ:
  1075  			opset(ACIJ, r)
  1076  		case ACLGIJ:
  1077  			opset(ACLIJ, r)
  1078  		case AMOVDEQ:
  1079  			opset(AMOVDGE, r)
  1080  			opset(AMOVDGT, r)
  1081  			opset(AMOVDLE, r)
  1082  			opset(AMOVDLT, r)
  1083  			opset(AMOVDNE, r)
  1084  		case ALOCGR:
  1085  			opset(ALOCR, r)
  1086  		case ALTDBR:
  1087  			opset(ALTEBR, r)
  1088  		case ATCDB:
  1089  			opset(ATCEB, r)
  1090  		case AVL:
  1091  			opset(AVLLEZB, r)
  1092  			opset(AVLLEZH, r)
  1093  			opset(AVLLEZF, r)
  1094  			opset(AVLLEZG, r)
  1095  			opset(AVLREPB, r)
  1096  			opset(AVLREPH, r)
  1097  			opset(AVLREPF, r)
  1098  			opset(AVLREPG, r)
  1099  		case AVLEG:
  1100  			opset(AVLBB, r)
  1101  			opset(AVLEB, r)
  1102  			opset(AVLEH, r)
  1103  			opset(AVLEF, r)
  1104  			opset(AVLEG, r)
  1105  			opset(AVLREP, r)
  1106  		case AVSTEG:
  1107  			opset(AVSTEB, r)
  1108  			opset(AVSTEH, r)
  1109  			opset(AVSTEF, r)
  1110  		case AVSCEG:
  1111  			opset(AVSCEF, r)
  1112  		case AVGEG:
  1113  			opset(AVGEF, r)
  1114  		case AVESLG:
  1115  			opset(AVESLB, r)
  1116  			opset(AVESLH, r)
  1117  			opset(AVESLF, r)
  1118  			opset(AVERLLB, r)
  1119  			opset(AVERLLH, r)
  1120  			opset(AVERLLF, r)
  1121  			opset(AVERLLG, r)
  1122  			opset(AVESRAB, r)
  1123  			opset(AVESRAH, r)
  1124  			opset(AVESRAF, r)
  1125  			opset(AVESRAG, r)
  1126  			opset(AVESRLB, r)
  1127  			opset(AVESRLH, r)
  1128  			opset(AVESRLF, r)
  1129  			opset(AVESRLG, r)
  1130  		case AVLGVG:
  1131  			opset(AVLGVB, r)
  1132  			opset(AVLGVH, r)
  1133  			opset(AVLGVF, r)
  1134  		case AVLVGG:
  1135  			opset(AVLVGB, r)
  1136  			opset(AVLVGH, r)
  1137  			opset(AVLVGF, r)
  1138  		case AVZERO:
  1139  			opset(AVONE, r)
  1140  		case AVREPIG:
  1141  			opset(AVREPIB, r)
  1142  			opset(AVREPIH, r)
  1143  			opset(AVREPIF, r)
  1144  		case AVLEIG:
  1145  			opset(AVLEIB, r)
  1146  			opset(AVLEIH, r)
  1147  			opset(AVLEIF, r)
  1148  		case AVGMG:
  1149  			opset(AVGMB, r)
  1150  			opset(AVGMH, r)
  1151  			opset(AVGMF, r)
  1152  		case AVREPG:
  1153  			opset(AVREPB, r)
  1154  			opset(AVREPH, r)
  1155  			opset(AVREPF, r)
  1156  		case AVERIMG:
  1157  			opset(AVERIMB, r)
  1158  			opset(AVERIMH, r)
  1159  			opset(AVERIMF, r)
  1160  		case AVFTCIDB:
  1161  			opset(AWFTCIDB, r)
  1162  		case AVLR:
  1163  			opset(AVUPHB, r)
  1164  			opset(AVUPHH, r)
  1165  			opset(AVUPHF, r)
  1166  			opset(AVUPLHB, r)
  1167  			opset(AVUPLHH, r)
  1168  			opset(AVUPLHF, r)
  1169  			opset(AVUPLB, r)
  1170  			opset(AVUPLHW, r)
  1171  			opset(AVUPLF, r)
  1172  			opset(AVUPLLB, r)
  1173  			opset(AVUPLLH, r)
  1174  			opset(AVUPLLF, r)
  1175  			opset(AVCLZB, r)
  1176  			opset(AVCLZH, r)
  1177  			opset(AVCLZF, r)
  1178  			opset(AVCLZG, r)
  1179  			opset(AVCTZB, r)
  1180  			opset(AVCTZH, r)
  1181  			opset(AVCTZF, r)
  1182  			opset(AVCTZG, r)
  1183  			opset(AVLDEB, r)
  1184  			opset(AWLDEB, r)
  1185  			opset(AVFLCDB, r)
  1186  			opset(AWFLCDB, r)
  1187  			opset(AVFLNDB, r)
  1188  			opset(AWFLNDB, r)
  1189  			opset(AVFLPDB, r)
  1190  			opset(AWFLPDB, r)
  1191  			opset(AVFSQDB, r)
  1192  			opset(AWFSQDB, r)
  1193  			opset(AVISTRB, r)
  1194  			opset(AVISTRH, r)
  1195  			opset(AVISTRF, r)
  1196  			opset(AVISTRBS, r)
  1197  			opset(AVISTRHS, r)
  1198  			opset(AVISTRFS, r)
  1199  			opset(AVLCB, r)
  1200  			opset(AVLCH, r)
  1201  			opset(AVLCF, r)
  1202  			opset(AVLCG, r)
  1203  			opset(AVLPB, r)
  1204  			opset(AVLPH, r)
  1205  			opset(AVLPF, r)
  1206  			opset(AVLPG, r)
  1207  			opset(AVPOPCT, r)
  1208  			opset(AVSEGB, r)
  1209  			opset(AVSEGH, r)
  1210  			opset(AVSEGF, r)
  1211  		case AVECG:
  1212  			opset(AVECB, r)
  1213  			opset(AVECH, r)
  1214  			opset(AVECF, r)
  1215  			opset(AVECLB, r)
  1216  			opset(AVECLH, r)
  1217  			opset(AVECLF, r)
  1218  			opset(AVECLG, r)
  1219  			opset(AWFCDB, r)
  1220  			opset(AWFKDB, r)
  1221  		case AVCEQG:
  1222  			opset(AVCEQB, r)
  1223  			opset(AVCEQH, r)
  1224  			opset(AVCEQF, r)
  1225  			opset(AVCEQBS, r)
  1226  			opset(AVCEQHS, r)
  1227  			opset(AVCEQFS, r)
  1228  			opset(AVCEQGS, r)
  1229  			opset(AVCHB, r)
  1230  			opset(AVCHH, r)
  1231  			opset(AVCHF, r)
  1232  			opset(AVCHG, r)
  1233  			opset(AVCHBS, r)
  1234  			opset(AVCHHS, r)
  1235  			opset(AVCHFS, r)
  1236  			opset(AVCHGS, r)
  1237  			opset(AVCHLB, r)
  1238  			opset(AVCHLH, r)
  1239  			opset(AVCHLF, r)
  1240  			opset(AVCHLG, r)
  1241  			opset(AVCHLBS, r)
  1242  			opset(AVCHLHS, r)
  1243  			opset(AVCHLFS, r)
  1244  			opset(AVCHLGS, r)
  1245  		case AVFAEF:
  1246  			opset(AVFAEB, r)
  1247  			opset(AVFAEH, r)
  1248  			opset(AVFAEBS, r)
  1249  			opset(AVFAEHS, r)
  1250  			opset(AVFAEFS, r)
  1251  			opset(AVFAEZB, r)
  1252  			opset(AVFAEZH, r)
  1253  			opset(AVFAEZF, r)
  1254  			opset(AVFAEZBS, r)
  1255  			opset(AVFAEZHS, r)
  1256  			opset(AVFAEZFS, r)
  1257  			opset(AVFEEB, r)
  1258  			opset(AVFEEH, r)
  1259  			opset(AVFEEF, r)
  1260  			opset(AVFEEBS, r)
  1261  			opset(AVFEEHS, r)
  1262  			opset(AVFEEFS, r)
  1263  			opset(AVFEEZB, r)
  1264  			opset(AVFEEZH, r)
  1265  			opset(AVFEEZF, r)
  1266  			opset(AVFEEZBS, r)
  1267  			opset(AVFEEZHS, r)
  1268  			opset(AVFEEZFS, r)
  1269  			opset(AVFENEB, r)
  1270  			opset(AVFENEH, r)
  1271  			opset(AVFENEF, r)
  1272  			opset(AVFENEBS, r)
  1273  			opset(AVFENEHS, r)
  1274  			opset(AVFENEFS, r)
  1275  			opset(AVFENEZB, r)
  1276  			opset(AVFENEZH, r)
  1277  			opset(AVFENEZF, r)
  1278  			opset(AVFENEZBS, r)
  1279  			opset(AVFENEZHS, r)
  1280  			opset(AVFENEZFS, r)
  1281  		case AVPKSG:
  1282  			opset(AVPKSH, r)
  1283  			opset(AVPKSF, r)
  1284  			opset(AVPKSHS, r)
  1285  			opset(AVPKSFS, r)
  1286  			opset(AVPKSGS, r)
  1287  			opset(AVPKLSH, r)
  1288  			opset(AVPKLSF, r)
  1289  			opset(AVPKLSG, r)
  1290  			opset(AVPKLSHS, r)
  1291  			opset(AVPKLSFS, r)
  1292  			opset(AVPKLSGS, r)
  1293  		case AVAQ:
  1294  			opset(AVAB, r)
  1295  			opset(AVAH, r)
  1296  			opset(AVAF, r)
  1297  			opset(AVAG, r)
  1298  			opset(AVACCB, r)
  1299  			opset(AVACCH, r)
  1300  			opset(AVACCF, r)
  1301  			opset(AVACCG, r)
  1302  			opset(AVACCQ, r)
  1303  			opset(AVN, r)
  1304  			opset(AVNC, r)
  1305  			opset(AVAVGB, r)
  1306  			opset(AVAVGH, r)
  1307  			opset(AVAVGF, r)
  1308  			opset(AVAVGG, r)
  1309  			opset(AVAVGLB, r)
  1310  			opset(AVAVGLH, r)
  1311  			opset(AVAVGLF, r)
  1312  			opset(AVAVGLG, r)
  1313  			opset(AVCKSM, r)
  1314  			opset(AVX, r)
  1315  			opset(AVFADB, r)
  1316  			opset(AWFADB, r)
  1317  			opset(AVFCEDB, r)
  1318  			opset(AVFCEDBS, r)
  1319  			opset(AWFCEDB, r)
  1320  			opset(AWFCEDBS, r)
  1321  			opset(AVFCHDB, r)
  1322  			opset(AVFCHDBS, r)
  1323  			opset(AWFCHDB, r)
  1324  			opset(AWFCHDBS, r)
  1325  			opset(AVFCHEDB, r)
  1326  			opset(AVFCHEDBS, r)
  1327  			opset(AWFCHEDB, r)
  1328  			opset(AWFCHEDBS, r)
  1329  			opset(AVFMDB, r)
  1330  			opset(AWFMDB, r)
  1331  			opset(AVGFMB, r)
  1332  			opset(AVGFMH, r)
  1333  			opset(AVGFMF, r)
  1334  			opset(AVGFMG, r)
  1335  			opset(AVMXB, r)
  1336  			opset(AVMXH, r)
  1337  			opset(AVMXF, r)
  1338  			opset(AVMXG, r)
  1339  			opset(AVMXLB, r)
  1340  			opset(AVMXLH, r)
  1341  			opset(AVMXLF, r)
  1342  			opset(AVMXLG, r)
  1343  			opset(AVMNB, r)
  1344  			opset(AVMNH, r)
  1345  			opset(AVMNF, r)
  1346  			opset(AVMNG, r)
  1347  			opset(AVMNLB, r)
  1348  			opset(AVMNLH, r)
  1349  			opset(AVMNLF, r)
  1350  			opset(AVMNLG, r)
  1351  			opset(AVMRHB, r)
  1352  			opset(AVMRHH, r)
  1353  			opset(AVMRHF, r)
  1354  			opset(AVMRHG, r)
  1355  			opset(AVMRLB, r)
  1356  			opset(AVMRLH, r)
  1357  			opset(AVMRLF, r)
  1358  			opset(AVMRLG, r)
  1359  			opset(AVMEB, r)
  1360  			opset(AVMEH, r)
  1361  			opset(AVMEF, r)
  1362  			opset(AVMLEB, r)
  1363  			opset(AVMLEH, r)
  1364  			opset(AVMLEF, r)
  1365  			opset(AVMOB, r)
  1366  			opset(AVMOH, r)
  1367  			opset(AVMOF, r)
  1368  			opset(AVMLOB, r)
  1369  			opset(AVMLOH, r)
  1370  			opset(AVMLOF, r)
  1371  			opset(AVMHB, r)
  1372  			opset(AVMHH, r)
  1373  			opset(AVMHF, r)
  1374  			opset(AVMLHB, r)
  1375  			opset(AVMLHH, r)
  1376  			opset(AVMLHF, r)
  1377  			opset(AVMLH, r)
  1378  			opset(AVMLHW, r)
  1379  			opset(AVMLF, r)
  1380  			opset(AVNO, r)
  1381  			opset(AVO, r)
  1382  			opset(AVPKH, r)
  1383  			opset(AVPKF, r)
  1384  			opset(AVPKG, r)
  1385  			opset(AVSUMGH, r)
  1386  			opset(AVSUMGF, r)
  1387  			opset(AVSUMQF, r)
  1388  			opset(AVSUMQG, r)
  1389  			opset(AVSUMB, r)
  1390  			opset(AVSUMH, r)
  1391  		case AVERLLVG:
  1392  			opset(AVERLLVB, r)
  1393  			opset(AVERLLVH, r)
  1394  			opset(AVERLLVF, r)
  1395  			opset(AVESLVB, r)
  1396  			opset(AVESLVH, r)
  1397  			opset(AVESLVF, r)
  1398  			opset(AVESLVG, r)
  1399  			opset(AVESRAVB, r)
  1400  			opset(AVESRAVH, r)
  1401  			opset(AVESRAVF, r)
  1402  			opset(AVESRAVG, r)
  1403  			opset(AVESRLVB, r)
  1404  			opset(AVESRLVH, r)
  1405  			opset(AVESRLVF, r)
  1406  			opset(AVESRLVG, r)
  1407  			opset(AVFDDB, r)
  1408  			opset(AWFDDB, r)
  1409  			opset(AVFSDB, r)
  1410  			opset(AWFSDB, r)
  1411  			opset(AVSL, r)
  1412  			opset(AVSLB, r)
  1413  			opset(AVSRA, r)
  1414  			opset(AVSRAB, r)
  1415  			opset(AVSRL, r)
  1416  			opset(AVSRLB, r)
  1417  			opset(AVSB, r)
  1418  			opset(AVSH, r)
  1419  			opset(AVSF, r)
  1420  			opset(AVSG, r)
  1421  			opset(AVSQ, r)
  1422  			opset(AVSCBIB, r)
  1423  			opset(AVSCBIH, r)
  1424  			opset(AVSCBIF, r)
  1425  			opset(AVSCBIG, r)
  1426  			opset(AVSCBIQ, r)
  1427  		case AVACQ:
  1428  			opset(AVACCCQ, r)
  1429  			opset(AVGFMAB, r)
  1430  			opset(AVGFMAH, r)
  1431  			opset(AVGFMAF, r)
  1432  			opset(AVGFMAG, r)
  1433  			opset(AVMALB, r)
  1434  			opset(AVMALHW, r)
  1435  			opset(AVMALF, r)
  1436  			opset(AVMAHB, r)
  1437  			opset(AVMAHH, r)
  1438  			opset(AVMAHF, r)
  1439  			opset(AVMALHB, r)
  1440  			opset(AVMALHH, r)
  1441  			opset(AVMALHF, r)
  1442  			opset(AVMAEB, r)
  1443  			opset(AVMAEH, r)
  1444  			opset(AVMAEF, r)
  1445  			opset(AVMALEB, r)
  1446  			opset(AVMALEH, r)
  1447  			opset(AVMALEF, r)
  1448  			opset(AVMAOB, r)
  1449  			opset(AVMAOH, r)
  1450  			opset(AVMAOF, r)
  1451  			opset(AVMALOB, r)
  1452  			opset(AVMALOH, r)
  1453  			opset(AVMALOF, r)
  1454  			opset(AVSTRC, r)
  1455  			opset(AVSTRCB, r)
  1456  			opset(AVSTRCH, r)
  1457  			opset(AVSTRCF, r)
  1458  			opset(AVSTRCBS, r)
  1459  			opset(AVSTRCHS, r)
  1460  			opset(AVSTRCFS, r)
  1461  			opset(AVSTRCZB, r)
  1462  			opset(AVSTRCZH, r)
  1463  			opset(AVSTRCZF, r)
  1464  			opset(AVSTRCZBS, r)
  1465  			opset(AVSTRCZHS, r)
  1466  			opset(AVSTRCZFS, r)
  1467  			opset(AVSBCBIQ, r)
  1468  			opset(AVSBIQ, r)
  1469  			opset(AVMSLG, r)
  1470  			opset(AVMSLEG, r)
  1471  			opset(AVMSLOG, r)
  1472  			opset(AVMSLEOG, r)
  1473  		case AVSEL:
  1474  			opset(AVFMADB, r)
  1475  			opset(AWFMADB, r)
  1476  			opset(AVFMSDB, r)
  1477  			opset(AWFMSDB, r)
  1478  			opset(AVPERM, r)
  1479  		case AKM:
  1480  			opset(AKMC, r)
  1481  			opset(AKLMD, r)
  1482  			opset(AKIMD, r)
  1483  		case AKMA:
  1484  			opset(AKMCTR, r)
  1485  		}
  1486  	}
  1487  }
  1488  
  1489  const (
  1490  	op_A       uint32 = 0x5A00 // FORMAT_RX1        ADD (32)
  1491  	op_AD      uint32 = 0x6A00 // FORMAT_RX1        ADD NORMALIZED (long HFP)
  1492  	op_ADB     uint32 = 0xED1A // FORMAT_RXE        ADD (long BFP)
  1493  	op_ADBR    uint32 = 0xB31A // FORMAT_RRE        ADD (long BFP)
  1494  	op_ADR     uint32 = 0x2A00 // FORMAT_RR         ADD NORMALIZED (long HFP)
  1495  	op_ADTR    uint32 = 0xB3D2 // FORMAT_RRF1       ADD (long DFP)
  1496  	op_ADTRA   uint32 = 0xB3D2 // FORMAT_RRF1       ADD (long DFP)
  1497  	op_AE      uint32 = 0x7A00 // FORMAT_RX1        ADD NORMALIZED (short HFP)
  1498  	op_AEB     uint32 = 0xED0A // FORMAT_RXE        ADD (short BFP)
  1499  	op_AEBR    uint32 = 0xB30A // FORMAT_RRE        ADD (short BFP)
  1500  	op_AER     uint32 = 0x3A00 // FORMAT_RR         ADD NORMALIZED (short HFP)
  1501  	op_AFI     uint32 = 0xC209 // FORMAT_RIL1       ADD IMMEDIATE (32)
  1502  	op_AG      uint32 = 0xE308 // FORMAT_RXY1       ADD (64)
  1503  	op_AGF     uint32 = 0xE318 // FORMAT_RXY1       ADD (64<-32)
  1504  	op_AGFI    uint32 = 0xC208 // FORMAT_RIL1       ADD IMMEDIATE (64<-32)
  1505  	op_AGFR    uint32 = 0xB918 // FORMAT_RRE        ADD (64<-32)
  1506  	op_AGHI    uint32 = 0xA70B // FORMAT_RI1        ADD HALFWORD IMMEDIATE (64)
  1507  	op_AGHIK   uint32 = 0xECD9 // FORMAT_RIE4       ADD IMMEDIATE (64<-16)
  1508  	op_AGR     uint32 = 0xB908 // FORMAT_RRE        ADD (64)
  1509  	op_AGRK    uint32 = 0xB9E8 // FORMAT_RRF1       ADD (64)
  1510  	op_AGSI    uint32 = 0xEB7A // FORMAT_SIY        ADD IMMEDIATE (64<-8)
  1511  	op_AH      uint32 = 0x4A00 // FORMAT_RX1        ADD HALFWORD
  1512  	op_AHHHR   uint32 = 0xB9C8 // FORMAT_RRF1       ADD HIGH (32)
  1513  	op_AHHLR   uint32 = 0xB9D8 // FORMAT_RRF1       ADD HIGH (32)
  1514  	op_AHI     uint32 = 0xA70A // FORMAT_RI1        ADD HALFWORD IMMEDIATE (32)
  1515  	op_AHIK    uint32 = 0xECD8 // FORMAT_RIE4       ADD IMMEDIATE (32<-16)
  1516  	op_AHY     uint32 = 0xE37A // FORMAT_RXY1       ADD HALFWORD
  1517  	op_AIH     uint32 = 0xCC08 // FORMAT_RIL1       ADD IMMEDIATE HIGH (32)
  1518  	op_AL      uint32 = 0x5E00 // FORMAT_RX1        ADD LOGICAL (32)
  1519  	op_ALC     uint32 = 0xE398 // FORMAT_RXY1       ADD LOGICAL WITH CARRY (32)
  1520  	op_ALCG    uint32 = 0xE388 // FORMAT_RXY1       ADD LOGICAL WITH CARRY (64)
  1521  	op_ALCGR   uint32 = 0xB988 // FORMAT_RRE        ADD LOGICAL WITH CARRY (64)
  1522  	op_ALCR    uint32 = 0xB998 // FORMAT_RRE        ADD LOGICAL WITH CARRY (32)
  1523  	op_ALFI    uint32 = 0xC20B // FORMAT_RIL1       ADD LOGICAL IMMEDIATE (32)
  1524  	op_ALG     uint32 = 0xE30A // FORMAT_RXY1       ADD LOGICAL (64)
  1525  	op_ALGF    uint32 = 0xE31A // FORMAT_RXY1       ADD LOGICAL (64<-32)
  1526  	op_ALGFI   uint32 = 0xC20A // FORMAT_RIL1       ADD LOGICAL IMMEDIATE (64<-32)
  1527  	op_ALGFR   uint32 = 0xB91A // FORMAT_RRE        ADD LOGICAL (64<-32)
  1528  	op_ALGHSIK uint32 = 0xECDB // FORMAT_RIE4       ADD LOGICAL WITH SIGNED IMMEDIATE (64<-16)
  1529  	op_ALGR    uint32 = 0xB90A // FORMAT_RRE        ADD LOGICAL (64)
  1530  	op_ALGRK   uint32 = 0xB9EA // FORMAT_RRF1       ADD LOGICAL (64)
  1531  	op_ALGSI   uint32 = 0xEB7E // FORMAT_SIY        ADD LOGICAL WITH SIGNED IMMEDIATE (64<-8)
  1532  	op_ALHHHR  uint32 = 0xB9CA // FORMAT_RRF1       ADD LOGICAL HIGH (32)
  1533  	op_ALHHLR  uint32 = 0xB9DA // FORMAT_RRF1       ADD LOGICAL HIGH (32)
  1534  	op_ALHSIK  uint32 = 0xECDA // FORMAT_RIE4       ADD LOGICAL WITH SIGNED IMMEDIATE (32<-16)
  1535  	op_ALR     uint32 = 0x1E00 // FORMAT_RR         ADD LOGICAL (32)
  1536  	op_ALRK    uint32 = 0xB9FA // FORMAT_RRF1       ADD LOGICAL (32)
  1537  	op_ALSI    uint32 = 0xEB6E // FORMAT_SIY        ADD LOGICAL WITH SIGNED IMMEDIATE (32<-8)
  1538  	op_ALSIH   uint32 = 0xCC0A // FORMAT_RIL1       ADD LOGICAL WITH SIGNED IMMEDIATE HIGH (32)
  1539  	op_ALSIHN  uint32 = 0xCC0B // FORMAT_RIL1       ADD LOGICAL WITH SIGNED IMMEDIATE HIGH (32)
  1540  	op_ALY     uint32 = 0xE35E // FORMAT_RXY1       ADD LOGICAL (32)
  1541  	op_AP      uint32 = 0xFA00 // FORMAT_SS2        ADD DECIMAL
  1542  	op_AR      uint32 = 0x1A00 // FORMAT_RR         ADD (32)
  1543  	op_ARK     uint32 = 0xB9F8 // FORMAT_RRF1       ADD (32)
  1544  	op_ASI     uint32 = 0xEB6A // FORMAT_SIY        ADD IMMEDIATE (32<-8)
  1545  	op_AU      uint32 = 0x7E00 // FORMAT_RX1        ADD UNNORMALIZED (short HFP)
  1546  	op_AUR     uint32 = 0x3E00 // FORMAT_RR         ADD UNNORMALIZED (short HFP)
  1547  	op_AW      uint32 = 0x6E00 // FORMAT_RX1        ADD UNNORMALIZED (long HFP)
  1548  	op_AWR     uint32 = 0x2E00 // FORMAT_RR         ADD UNNORMALIZED (long HFP)
  1549  	op_AXBR    uint32 = 0xB34A // FORMAT_RRE        ADD (extended BFP)
  1550  	op_AXR     uint32 = 0x3600 // FORMAT_RR         ADD NORMALIZED (extended HFP)
  1551  	op_AXTR    uint32 = 0xB3DA // FORMAT_RRF1       ADD (extended DFP)
  1552  	op_AXTRA   uint32 = 0xB3DA // FORMAT_RRF1       ADD (extended DFP)
  1553  	op_AY      uint32 = 0xE35A // FORMAT_RXY1       ADD (32)
  1554  	op_BAKR    uint32 = 0xB240 // FORMAT_RRE        BRANCH AND STACK
  1555  	op_BAL     uint32 = 0x4500 // FORMAT_RX1        BRANCH AND LINK
  1556  	op_BALR    uint32 = 0x0500 // FORMAT_RR         BRANCH AND LINK
  1557  	op_BAS     uint32 = 0x4D00 // FORMAT_RX1        BRANCH AND SAVE
  1558  	op_BASR    uint32 = 0x0D00 // FORMAT_RR         BRANCH AND SAVE
  1559  	op_BASSM   uint32 = 0x0C00 // FORMAT_RR         BRANCH AND SAVE AND SET MODE
  1560  	op_BC      uint32 = 0x4700 // FORMAT_RX2        BRANCH ON CONDITION
  1561  	op_BCR     uint32 = 0x0700 // FORMAT_RR         BRANCH ON CONDITION
  1562  	op_BCT     uint32 = 0x4600 // FORMAT_RX1        BRANCH ON COUNT (32)
  1563  	op_BCTG    uint32 = 0xE346 // FORMAT_RXY1       BRANCH ON COUNT (64)
  1564  	op_BCTGR   uint32 = 0xB946 // FORMAT_RRE        BRANCH ON COUNT (64)
  1565  	op_BCTR    uint32 = 0x0600 // FORMAT_RR         BRANCH ON COUNT (32)
  1566  	op_BPP     uint32 = 0xC700 // FORMAT_SMI        BRANCH PREDICTION PRELOAD
  1567  	op_BPRP    uint32 = 0xC500 // FORMAT_MII        BRANCH PREDICTION RELATIVE PRELOAD
  1568  	op_BRAS    uint32 = 0xA705 // FORMAT_RI2        BRANCH RELATIVE AND SAVE
  1569  	op_BRASL   uint32 = 0xC005 // FORMAT_RIL2       BRANCH RELATIVE AND SAVE LONG
  1570  	op_BRC     uint32 = 0xA704 // FORMAT_RI3        BRANCH RELATIVE ON CONDITION
  1571  	op_BRCL    uint32 = 0xC004 // FORMAT_RIL3       BRANCH RELATIVE ON CONDITION LONG
  1572  	op_BRCT    uint32 = 0xA706 // FORMAT_RI2        BRANCH RELATIVE ON COUNT (32)
  1573  	op_BRCTG   uint32 = 0xA707 // FORMAT_RI2        BRANCH RELATIVE ON COUNT (64)
  1574  	op_BRCTH   uint32 = 0xCC06 // FORMAT_RIL2       BRANCH RELATIVE ON COUNT HIGH (32)
  1575  	op_BRXH    uint32 = 0x8400 // FORMAT_RSI        BRANCH RELATIVE ON INDEX HIGH (32)
  1576  	op_BRXHG   uint32 = 0xEC44 // FORMAT_RIE5       BRANCH RELATIVE ON INDEX HIGH (64)
  1577  	op_BRXLE   uint32 = 0x8500 // FORMAT_RSI        BRANCH RELATIVE ON INDEX LOW OR EQ. (32)
  1578  	op_BRXLG   uint32 = 0xEC45 // FORMAT_RIE5       BRANCH RELATIVE ON INDEX LOW OR EQ. (64)
  1579  	op_BSA     uint32 = 0xB25A // FORMAT_RRE        BRANCH AND SET AUTHORITY
  1580  	op_BSG     uint32 = 0xB258 // FORMAT_RRE        BRANCH IN SUBSPACE GROUP
  1581  	op_BSM     uint32 = 0x0B00 // FORMAT_RR         BRANCH AND SET MODE
  1582  	op_BXH     uint32 = 0x8600 // FORMAT_RS1        BRANCH ON INDEX HIGH (32)
  1583  	op_BXHG    uint32 = 0xEB44 // FORMAT_RSY1       BRANCH ON INDEX HIGH (64)
  1584  	op_BXLE    uint32 = 0x8700 // FORMAT_RS1        BRANCH ON INDEX LOW OR EQUAL (32)
  1585  	op_BXLEG   uint32 = 0xEB45 // FORMAT_RSY1       BRANCH ON INDEX LOW OR EQUAL (64)
  1586  	op_C       uint32 = 0x5900 // FORMAT_RX1        COMPARE (32)
  1587  	op_CD      uint32 = 0x6900 // FORMAT_RX1        COMPARE (long HFP)
  1588  	op_CDB     uint32 = 0xED19 // FORMAT_RXE        COMPARE (long BFP)
  1589  	op_CDBR    uint32 = 0xB319 // FORMAT_RRE        COMPARE (long BFP)
  1590  	op_CDFBR   uint32 = 0xB395 // FORMAT_RRE        CONVERT FROM FIXED (32 to long BFP)
  1591  	op_CDFBRA  uint32 = 0xB395 // FORMAT_RRF5       CONVERT FROM FIXED (32 to long BFP)
  1592  	op_CDFR    uint32 = 0xB3B5 // FORMAT_RRE        CONVERT FROM FIXED (32 to long HFP)
  1593  	op_CDFTR   uint32 = 0xB951 // FORMAT_RRE        CONVERT FROM FIXED (32 to long DFP)
  1594  	op_CDGBR   uint32 = 0xB3A5 // FORMAT_RRE        CONVERT FROM FIXED (64 to long BFP)
  1595  	op_CDGBRA  uint32 = 0xB3A5 // FORMAT_RRF5       CONVERT FROM FIXED (64 to long BFP)
  1596  	op_CDGR    uint32 = 0xB3C5 // FORMAT_RRE        CONVERT FROM FIXED (64 to long HFP)
  1597  	op_CDGTR   uint32 = 0xB3F1 // FORMAT_RRE        CONVERT FROM FIXED (64 to long DFP)
  1598  	op_CDGTRA  uint32 = 0xB3F1 // FORMAT_RRF5       CONVERT FROM FIXED (64 to long DFP)
  1599  	op_CDLFBR  uint32 = 0xB391 // FORMAT_RRF5       CONVERT FROM LOGICAL (32 to long BFP)
  1600  	op_CDLFTR  uint32 = 0xB953 // FORMAT_RRF5       CONVERT FROM LOGICAL (32 to long DFP)
  1601  	op_CDLGBR  uint32 = 0xB3A1 // FORMAT_RRF5       CONVERT FROM LOGICAL (64 to long BFP)
  1602  	op_CDLGTR  uint32 = 0xB952 // FORMAT_RRF5       CONVERT FROM LOGICAL (64 to long DFP)
  1603  	op_CDR     uint32 = 0x2900 // FORMAT_RR         COMPARE (long HFP)
  1604  	op_CDS     uint32 = 0xBB00 // FORMAT_RS1        COMPARE DOUBLE AND SWAP (32)
  1605  	op_CDSG    uint32 = 0xEB3E // FORMAT_RSY1       COMPARE DOUBLE AND SWAP (64)
  1606  	op_CDSTR   uint32 = 0xB3F3 // FORMAT_RRE        CONVERT FROM SIGNED PACKED (64 to long DFP)
  1607  	op_CDSY    uint32 = 0xEB31 // FORMAT_RSY1       COMPARE DOUBLE AND SWAP (32)
  1608  	op_CDTR    uint32 = 0xB3E4 // FORMAT_RRE        COMPARE (long DFP)
  1609  	op_CDUTR   uint32 = 0xB3F2 // FORMAT_RRE        CONVERT FROM UNSIGNED PACKED (64 to long DFP)
  1610  	op_CDZT    uint32 = 0xEDAA // FORMAT_RSL        CONVERT FROM ZONED (to long DFP)
  1611  	op_CE      uint32 = 0x7900 // FORMAT_RX1        COMPARE (short HFP)
  1612  	op_CEB     uint32 = 0xED09 // FORMAT_RXE        COMPARE (short BFP)
  1613  	op_CEBR    uint32 = 0xB309 // FORMAT_RRE        COMPARE (short BFP)
  1614  	op_CEDTR   uint32 = 0xB3F4 // FORMAT_RRE        COMPARE BIASED EXPONENT (long DFP)
  1615  	op_CEFBR   uint32 = 0xB394 // FORMAT_RRE        CONVERT FROM FIXED (32 to short BFP)
  1616  	op_CEFBRA  uint32 = 0xB394 // FORMAT_RRF5       CONVERT FROM FIXED (32 to short BFP)
  1617  	op_CEFR    uint32 = 0xB3B4 // FORMAT_RRE        CONVERT FROM FIXED (32 to short HFP)
  1618  	op_CEGBR   uint32 = 0xB3A4 // FORMAT_RRE        CONVERT FROM FIXED (64 to short BFP)
  1619  	op_CEGBRA  uint32 = 0xB3A4 // FORMAT_RRF5       CONVERT FROM FIXED (64 to short BFP)
  1620  	op_CEGR    uint32 = 0xB3C4 // FORMAT_RRE        CONVERT FROM FIXED (64 to short HFP)
  1621  	op_CELFBR  uint32 = 0xB390 // FORMAT_RRF5       CONVERT FROM LOGICAL (32 to short BFP)
  1622  	op_CELGBR  uint32 = 0xB3A0 // FORMAT_RRF5       CONVERT FROM LOGICAL (64 to short BFP)
  1623  	op_CER     uint32 = 0x3900 // FORMAT_RR         COMPARE (short HFP)
  1624  	op_CEXTR   uint32 = 0xB3FC // FORMAT_RRE        COMPARE BIASED EXPONENT (extended DFP)
  1625  	op_CFC     uint32 = 0xB21A // FORMAT_S          COMPARE AND FORM CODEWORD
  1626  	op_CFDBR   uint32 = 0xB399 // FORMAT_RRF5       CONVERT TO FIXED (long BFP to 32)
  1627  	op_CFDBRA  uint32 = 0xB399 // FORMAT_RRF5       CONVERT TO FIXED (long BFP to 32)
  1628  	op_CFDR    uint32 = 0xB3B9 // FORMAT_RRF5       CONVERT TO FIXED (long HFP to 32)
  1629  	op_CFDTR   uint32 = 0xB941 // FORMAT_RRF5       CONVERT TO FIXED (long DFP to 32)
  1630  	op_CFEBR   uint32 = 0xB398 // FORMAT_RRF5       CONVERT TO FIXED (short BFP to 32)
  1631  	op_CFEBRA  uint32 = 0xB398 // FORMAT_RRF5       CONVERT TO FIXED (short BFP to 32)
  1632  	op_CFER    uint32 = 0xB3B8 // FORMAT_RRF5       CONVERT TO FIXED (short HFP to 32)
  1633  	op_CFI     uint32 = 0xC20D // FORMAT_RIL1       COMPARE IMMEDIATE (32)
  1634  	op_CFXBR   uint32 = 0xB39A // FORMAT_RRF5       CONVERT TO FIXED (extended BFP to 32)
  1635  	op_CFXBRA  uint32 = 0xB39A // FORMAT_RRF5       CONVERT TO FIXED (extended BFP to 32)
  1636  	op_CFXR    uint32 = 0xB3BA // FORMAT_RRF5       CONVERT TO FIXED (extended HFP to 32)
  1637  	op_CFXTR   uint32 = 0xB949 // FORMAT_RRF5       CONVERT TO FIXED (extended DFP to 32)
  1638  	op_CG      uint32 = 0xE320 // FORMAT_RXY1       COMPARE (64)
  1639  	op_CGDBR   uint32 = 0xB3A9 // FORMAT_RRF5       CONVERT TO FIXED (long BFP to 64)
  1640  	op_CGDBRA  uint32 = 0xB3A9 // FORMAT_RRF5       CONVERT TO FIXED (long BFP to 64)
  1641  	op_CGDR    uint32 = 0xB3C9 // FORMAT_RRF5       CONVERT TO FIXED (long HFP to 64)
  1642  	op_CGDTR   uint32 = 0xB3E1 // FORMAT_RRF5       CONVERT TO FIXED (long DFP to 64)
  1643  	op_CGDTRA  uint32 = 0xB3E1 // FORMAT_RRF5       CONVERT TO FIXED (long DFP to 64)
  1644  	op_CGEBR   uint32 = 0xB3A8 // FORMAT_RRF5       CONVERT TO FIXED (short BFP to 64)
  1645  	op_CGEBRA  uint32 = 0xB3A8 // FORMAT_RRF5       CONVERT TO FIXED (short BFP to 64)
  1646  	op_CGER    uint32 = 0xB3C8 // FORMAT_RRF5       CONVERT TO FIXED (short HFP to 64)
  1647  	op_CGF     uint32 = 0xE330 // FORMAT_RXY1       COMPARE (64<-32)
  1648  	op_CGFI    uint32 = 0xC20C // FORMAT_RIL1       COMPARE IMMEDIATE (64<-32)
  1649  	op_CGFR    uint32 = 0xB930 // FORMAT_RRE        COMPARE (64<-32)
  1650  	op_CGFRL   uint32 = 0xC60C // FORMAT_RIL2       COMPARE RELATIVE LONG (64<-32)
  1651  	op_CGH     uint32 = 0xE334 // FORMAT_RXY1       COMPARE HALFWORD (64<-16)
  1652  	op_CGHI    uint32 = 0xA70F // FORMAT_RI1        COMPARE HALFWORD IMMEDIATE (64<-16)
  1653  	op_CGHRL   uint32 = 0xC604 // FORMAT_RIL2       COMPARE HALFWORD RELATIVE LONG (64<-16)
  1654  	op_CGHSI   uint32 = 0xE558 // FORMAT_SIL        COMPARE HALFWORD IMMEDIATE (64<-16)
  1655  	op_CGIB    uint32 = 0xECFC // FORMAT_RIS        COMPARE IMMEDIATE AND BRANCH (64<-8)
  1656  	op_CGIJ    uint32 = 0xEC7C // FORMAT_RIE3       COMPARE IMMEDIATE AND BRANCH RELATIVE (64<-8)
  1657  	op_CGIT    uint32 = 0xEC70 // FORMAT_RIE1       COMPARE IMMEDIATE AND TRAP (64<-16)
  1658  	op_CGR     uint32 = 0xB920 // FORMAT_RRE        COMPARE (64)
  1659  	op_CGRB    uint32 = 0xECE4 // FORMAT_RRS        COMPARE AND BRANCH (64)
  1660  	op_CGRJ    uint32 = 0xEC64 // FORMAT_RIE2       COMPARE AND BRANCH RELATIVE (64)
  1661  	op_CGRL    uint32 = 0xC608 // FORMAT_RIL2       COMPARE RELATIVE LONG (64)
  1662  	op_CGRT    uint32 = 0xB960 // FORMAT_RRF3       COMPARE AND TRAP (64)
  1663  	op_CGXBR   uint32 = 0xB3AA // FORMAT_RRF5       CONVERT TO FIXED (extended BFP to 64)
  1664  	op_CGXBRA  uint32 = 0xB3AA // FORMAT_RRF5       CONVERT TO FIXED (extended BFP to 64)
  1665  	op_CGXR    uint32 = 0xB3CA // FORMAT_RRF5       CONVERT TO FIXED (extended HFP to 64)
  1666  	op_CGXTR   uint32 = 0xB3E9 // FORMAT_RRF5       CONVERT TO FIXED (extended DFP to 64)
  1667  	op_CGXTRA  uint32 = 0xB3E9 // FORMAT_RRF5       CONVERT TO FIXED (extended DFP to 64)
  1668  	op_CH      uint32 = 0x4900 // FORMAT_RX1        COMPARE HALFWORD (32<-16)
  1669  	op_CHF     uint32 = 0xE3CD // FORMAT_RXY1       COMPARE HIGH (32)
  1670  	op_CHHR    uint32 = 0xB9CD // FORMAT_RRE        COMPARE HIGH (32)
  1671  	op_CHHSI   uint32 = 0xE554 // FORMAT_SIL        COMPARE HALFWORD IMMEDIATE (16)
  1672  	op_CHI     uint32 = 0xA70E // FORMAT_RI1        COMPARE HALFWORD IMMEDIATE (32<-16)
  1673  	op_CHLR    uint32 = 0xB9DD // FORMAT_RRE        COMPARE HIGH (32)
  1674  	op_CHRL    uint32 = 0xC605 // FORMAT_RIL2       COMPARE HALFWORD RELATIVE LONG (32<-16)
  1675  	op_CHSI    uint32 = 0xE55C // FORMAT_SIL        COMPARE HALFWORD IMMEDIATE (32<-16)
  1676  	op_CHY     uint32 = 0xE379 // FORMAT_RXY1       COMPARE HALFWORD (32<-16)
  1677  	op_CIB     uint32 = 0xECFE // FORMAT_RIS        COMPARE IMMEDIATE AND BRANCH (32<-8)
  1678  	op_CIH     uint32 = 0xCC0D // FORMAT_RIL1       COMPARE IMMEDIATE HIGH (32)
  1679  	op_CIJ     uint32 = 0xEC7E // FORMAT_RIE3       COMPARE IMMEDIATE AND BRANCH RELATIVE (32<-8)
  1680  	op_CIT     uint32 = 0xEC72 // FORMAT_RIE1       COMPARE IMMEDIATE AND TRAP (32<-16)
  1681  	op_CKSM    uint32 = 0xB241 // FORMAT_RRE        CHECKSUM
  1682  	op_CL      uint32 = 0x5500 // FORMAT_RX1        COMPARE LOGICAL (32)
  1683  	op_CLC     uint32 = 0xD500 // FORMAT_SS1        COMPARE LOGICAL (character)
  1684  	op_CLCL    uint32 = 0x0F00 // FORMAT_RR         COMPARE LOGICAL LONG
  1685  	op_CLCLE   uint32 = 0xA900 // FORMAT_RS1        COMPARE LOGICAL LONG EXTENDED
  1686  	op_CLCLU   uint32 = 0xEB8F // FORMAT_RSY1       COMPARE LOGICAL LONG UNICODE
  1687  	op_CLFDBR  uint32 = 0xB39D // FORMAT_RRF5       CONVERT TO LOGICAL (long BFP to 32)
  1688  	op_CLFDTR  uint32 = 0xB943 // FORMAT_RRF5       CONVERT TO LOGICAL (long DFP to 32)
  1689  	op_CLFEBR  uint32 = 0xB39C // FORMAT_RRF5       CONVERT TO LOGICAL (short BFP to 32)
  1690  	op_CLFHSI  uint32 = 0xE55D // FORMAT_SIL        COMPARE LOGICAL IMMEDIATE (32<-16)
  1691  	op_CLFI    uint32 = 0xC20F // FORMAT_RIL1       COMPARE LOGICAL IMMEDIATE (32)
  1692  	op_CLFIT   uint32 = 0xEC73 // FORMAT_RIE1       COMPARE LOGICAL IMMEDIATE AND TRAP (32<-16)
  1693  	op_CLFXBR  uint32 = 0xB39E // FORMAT_RRF5       CONVERT TO LOGICAL (extended BFP to 32)
  1694  	op_CLFXTR  uint32 = 0xB94B // FORMAT_RRF5       CONVERT TO LOGICAL (extended DFP to 32)
  1695  	op_CLG     uint32 = 0xE321 // FORMAT_RXY1       COMPARE LOGICAL (64)
  1696  	op_CLGDBR  uint32 = 0xB3AD // FORMAT_RRF5       CONVERT TO LOGICAL (long BFP to 64)
  1697  	op_CLGDTR  uint32 = 0xB942 // FORMAT_RRF5       CONVERT TO LOGICAL (long DFP to 64)
  1698  	op_CLGEBR  uint32 = 0xB3AC // FORMAT_RRF5       CONVERT TO LOGICAL (short BFP to 64)
  1699  	op_CLGF    uint32 = 0xE331 // FORMAT_RXY1       COMPARE LOGICAL (64<-32)
  1700  	op_CLGFI   uint32 = 0xC20E // FORMAT_RIL1       COMPARE LOGICAL IMMEDIATE (64<-32)
  1701  	op_CLGFR   uint32 = 0xB931 // FORMAT_RRE        COMPARE LOGICAL (64<-32)
  1702  	op_CLGFRL  uint32 = 0xC60E // FORMAT_RIL2       COMPARE LOGICAL RELATIVE LONG (64<-32)
  1703  	op_CLGHRL  uint32 = 0xC606 // FORMAT_RIL2       COMPARE LOGICAL RELATIVE LONG (64<-16)
  1704  	op_CLGHSI  uint32 = 0xE559 // FORMAT_SIL        COMPARE LOGICAL IMMEDIATE (64<-16)
  1705  	op_CLGIB   uint32 = 0xECFD // FORMAT_RIS        COMPARE LOGICAL IMMEDIATE AND BRANCH (64<-8)
  1706  	op_CLGIJ   uint32 = 0xEC7D // FORMAT_RIE3       COMPARE LOGICAL IMMEDIATE AND BRANCH RELATIVE (64<-8)
  1707  	op_CLGIT   uint32 = 0xEC71 // FORMAT_RIE1       COMPARE LOGICAL IMMEDIATE AND TRAP (64<-16)
  1708  	op_CLGR    uint32 = 0xB921 // FORMAT_RRE        COMPARE LOGICAL (64)
  1709  	op_CLGRB   uint32 = 0xECE5 // FORMAT_RRS        COMPARE LOGICAL AND BRANCH (64)
  1710  	op_CLGRJ   uint32 = 0xEC65 // FORMAT_RIE2       COMPARE LOGICAL AND BRANCH RELATIVE (64)
  1711  	op_CLGRL   uint32 = 0xC60A // FORMAT_RIL2       COMPARE LOGICAL RELATIVE LONG (64)
  1712  	op_CLGRT   uint32 = 0xB961 // FORMAT_RRF3       COMPARE LOGICAL AND TRAP (64)
  1713  	op_CLGT    uint32 = 0xEB2B // FORMAT_RSY2       COMPARE LOGICAL AND TRAP (64)
  1714  	op_CLGXBR  uint32 = 0xB3AE // FORMAT_RRF5       CONVERT TO LOGICAL (extended BFP to 64)
  1715  	op_CLGXTR  uint32 = 0xB94A // FORMAT_RRF5       CONVERT TO LOGICAL (extended DFP to 64)
  1716  	op_CLHF    uint32 = 0xE3CF // FORMAT_RXY1       COMPARE LOGICAL HIGH (32)
  1717  	op_CLHHR   uint32 = 0xB9CF // FORMAT_RRE        COMPARE LOGICAL HIGH (32)
  1718  	op_CLHHSI  uint32 = 0xE555 // FORMAT_SIL        COMPARE LOGICAL IMMEDIATE (16)
  1719  	op_CLHLR   uint32 = 0xB9DF // FORMAT_RRE        COMPARE LOGICAL HIGH (32)
  1720  	op_CLHRL   uint32 = 0xC607 // FORMAT_RIL2       COMPARE LOGICAL RELATIVE LONG (32<-16)
  1721  	op_CLI     uint32 = 0x9500 // FORMAT_SI         COMPARE LOGICAL (immediate)
  1722  	op_CLIB    uint32 = 0xECFF // FORMAT_RIS        COMPARE LOGICAL IMMEDIATE AND BRANCH (32<-8)
  1723  	op_CLIH    uint32 = 0xCC0F // FORMAT_RIL1       COMPARE LOGICAL IMMEDIATE HIGH (32)
  1724  	op_CLIJ    uint32 = 0xEC7F // FORMAT_RIE3       COMPARE LOGICAL IMMEDIATE AND BRANCH RELATIVE (32<-8)
  1725  	op_CLIY    uint32 = 0xEB55 // FORMAT_SIY        COMPARE LOGICAL (immediate)
  1726  	op_CLM     uint32 = 0xBD00 // FORMAT_RS2        COMPARE LOGICAL CHAR. UNDER MASK (low)
  1727  	op_CLMH    uint32 = 0xEB20 // FORMAT_RSY2       COMPARE LOGICAL CHAR. UNDER MASK (high)
  1728  	op_CLMY    uint32 = 0xEB21 // FORMAT_RSY2       COMPARE LOGICAL CHAR. UNDER MASK (low)
  1729  	op_CLR     uint32 = 0x1500 // FORMAT_RR         COMPARE LOGICAL (32)
  1730  	op_CLRB    uint32 = 0xECF7 // FORMAT_RRS        COMPARE LOGICAL AND BRANCH (32)
  1731  	op_CLRJ    uint32 = 0xEC77 // FORMAT_RIE2       COMPARE LOGICAL AND BRANCH RELATIVE (32)
  1732  	op_CLRL    uint32 = 0xC60F // FORMAT_RIL2       COMPARE LOGICAL RELATIVE LONG (32)
  1733  	op_CLRT    uint32 = 0xB973 // FORMAT_RRF3       COMPARE LOGICAL AND TRAP (32)
  1734  	op_CLST    uint32 = 0xB25D // FORMAT_RRE        COMPARE LOGICAL STRING
  1735  	op_CLT     uint32 = 0xEB23 // FORMAT_RSY2       COMPARE LOGICAL AND TRAP (32)
  1736  	op_CLY     uint32 = 0xE355 // FORMAT_RXY1       COMPARE LOGICAL (32)
  1737  	op_CMPSC   uint32 = 0xB263 // FORMAT_RRE        COMPRESSION CALL
  1738  	op_CP      uint32 = 0xF900 // FORMAT_SS2        COMPARE DECIMAL
  1739  	op_CPSDR   uint32 = 0xB372 // FORMAT_RRF2       COPY SIGN (long)
  1740  	op_CPYA    uint32 = 0xB24D // FORMAT_RRE        COPY ACCESS
  1741  	op_CR      uint32 = 0x1900 // FORMAT_RR         COMPARE (32)
  1742  	op_CRB     uint32 = 0xECF6 // FORMAT_RRS        COMPARE AND BRANCH (32)
  1743  	op_CRDTE   uint32 = 0xB98F // FORMAT_RRF2       COMPARE AND REPLACE DAT TABLE ENTRY
  1744  	op_CRJ     uint32 = 0xEC76 // FORMAT_RIE2       COMPARE AND BRANCH RELATIVE (32)
  1745  	op_CRL     uint32 = 0xC60D // FORMAT_RIL2       COMPARE RELATIVE LONG (32)
  1746  	op_CRT     uint32 = 0xB972 // FORMAT_RRF3       COMPARE AND TRAP (32)
  1747  	op_CS      uint32 = 0xBA00 // FORMAT_RS1        COMPARE AND SWAP (32)
  1748  	op_CSCH    uint32 = 0xB230 // FORMAT_S          CLEAR SUBCHANNEL
  1749  	op_CSDTR   uint32 = 0xB3E3 // FORMAT_RRF4       CONVERT TO SIGNED PACKED (long DFP to 64)
  1750  	op_CSG     uint32 = 0xEB30 // FORMAT_RSY1       COMPARE AND SWAP (64)
  1751  	op_CSP     uint32 = 0xB250 // FORMAT_RRE        COMPARE AND SWAP AND PURGE
  1752  	op_CSPG    uint32 = 0xB98A // FORMAT_RRE        COMPARE AND SWAP AND PURGE
  1753  	op_CSST    uint32 = 0xC802 // FORMAT_SSF        COMPARE AND SWAP AND STORE
  1754  	op_CSXTR   uint32 = 0xB3EB // FORMAT_RRF4       CONVERT TO SIGNED PACKED (extended DFP to 128)
  1755  	op_CSY     uint32 = 0xEB14 // FORMAT_RSY1       COMPARE AND SWAP (32)
  1756  	op_CU12    uint32 = 0xB2A7 // FORMAT_RRF3       CONVERT UTF-8 TO UTF-16
  1757  	op_CU14    uint32 = 0xB9B0 // FORMAT_RRF3       CONVERT UTF-8 TO UTF-32
  1758  	op_CU21    uint32 = 0xB2A6 // FORMAT_RRF3       CONVERT UTF-16 TO UTF-8
  1759  	op_CU24    uint32 = 0xB9B1 // FORMAT_RRF3       CONVERT UTF-16 TO UTF-32
  1760  	op_CU41    uint32 = 0xB9B2 // FORMAT_RRE        CONVERT UTF-32 TO UTF-8
  1761  	op_CU42    uint32 = 0xB9B3 // FORMAT_RRE        CONVERT UTF-32 TO UTF-16
  1762  	op_CUDTR   uint32 = 0xB3E2 // FORMAT_RRE        CONVERT TO UNSIGNED PACKED (long DFP to 64)
  1763  	op_CUSE    uint32 = 0xB257 // FORMAT_RRE        COMPARE UNTIL SUBSTRING EQUAL
  1764  	op_CUTFU   uint32 = 0xB2A7 // FORMAT_RRF3       CONVERT UTF-8 TO UNICODE
  1765  	op_CUUTF   uint32 = 0xB2A6 // FORMAT_RRF3       CONVERT UNICODE TO UTF-8
  1766  	op_CUXTR   uint32 = 0xB3EA // FORMAT_RRE        CONVERT TO UNSIGNED PACKED (extended DFP to 128)
  1767  	op_CVB     uint32 = 0x4F00 // FORMAT_RX1        CONVERT TO BINARY (32)
  1768  	op_CVBG    uint32 = 0xE30E // FORMAT_RXY1       CONVERT TO BINARY (64)
  1769  	op_CVBY    uint32 = 0xE306 // FORMAT_RXY1       CONVERT TO BINARY (32)
  1770  	op_CVD     uint32 = 0x4E00 // FORMAT_RX1        CONVERT TO DECIMAL (32)
  1771  	op_CVDG    uint32 = 0xE32E // FORMAT_RXY1       CONVERT TO DECIMAL (64)
  1772  	op_CVDY    uint32 = 0xE326 // FORMAT_RXY1       CONVERT TO DECIMAL (32)
  1773  	op_CXBR    uint32 = 0xB349 // FORMAT_RRE        COMPARE (extended BFP)
  1774  	op_CXFBR   uint32 = 0xB396 // FORMAT_RRE        CONVERT FROM FIXED (32 to extended BFP)
  1775  	op_CXFBRA  uint32 = 0xB396 // FORMAT_RRF5       CONVERT FROM FIXED (32 to extended BFP)
  1776  	op_CXFR    uint32 = 0xB3B6 // FORMAT_RRE        CONVERT FROM FIXED (32 to extended HFP)
  1777  	op_CXFTR   uint32 = 0xB959 // FORMAT_RRE        CONVERT FROM FIXED (32 to extended DFP)
  1778  	op_CXGBR   uint32 = 0xB3A6 // FORMAT_RRE        CONVERT FROM FIXED (64 to extended BFP)
  1779  	op_CXGBRA  uint32 = 0xB3A6 // FORMAT_RRF5       CONVERT FROM FIXED (64 to extended BFP)
  1780  	op_CXGR    uint32 = 0xB3C6 // FORMAT_RRE        CONVERT FROM FIXED (64 to extended HFP)
  1781  	op_CXGTR   uint32 = 0xB3F9 // FORMAT_RRE        CONVERT FROM FIXED (64 to extended DFP)
  1782  	op_CXGTRA  uint32 = 0xB3F9 // FORMAT_RRF5       CONVERT FROM FIXED (64 to extended DFP)
  1783  	op_CXLFBR  uint32 = 0xB392 // FORMAT_RRF5       CONVERT FROM LOGICAL (32 to extended BFP)
  1784  	op_CXLFTR  uint32 = 0xB95B // FORMAT_RRF5       CONVERT FROM LOGICAL (32 to extended DFP)
  1785  	op_CXLGBR  uint32 = 0xB3A2 // FORMAT_RRF5       CONVERT FROM LOGICAL (64 to extended BFP)
  1786  	op_CXLGTR  uint32 = 0xB95A // FORMAT_RRF5       CONVERT FROM LOGICAL (64 to extended DFP)
  1787  	op_CXR     uint32 = 0xB369 // FORMAT_RRE        COMPARE (extended HFP)
  1788  	op_CXSTR   uint32 = 0xB3FB // FORMAT_RRE        CONVERT FROM SIGNED PACKED (128 to extended DFP)
  1789  	op_CXTR    uint32 = 0xB3EC // FORMAT_RRE        COMPARE (extended DFP)
  1790  	op_CXUTR   uint32 = 0xB3FA // FORMAT_RRE        CONVERT FROM UNSIGNED PACKED (128 to ext. DFP)
  1791  	op_CXZT    uint32 = 0xEDAB // FORMAT_RSL        CONVERT FROM ZONED (to extended DFP)
  1792  	op_CY      uint32 = 0xE359 // FORMAT_RXY1       COMPARE (32)
  1793  	op_CZDT    uint32 = 0xEDA8 // FORMAT_RSL        CONVERT TO ZONED (from long DFP)
  1794  	op_CZXT    uint32 = 0xEDA9 // FORMAT_RSL        CONVERT TO ZONED (from extended DFP)
  1795  	op_D       uint32 = 0x5D00 // FORMAT_RX1        DIVIDE (32<-64)
  1796  	op_DD      uint32 = 0x6D00 // FORMAT_RX1        DIVIDE (long HFP)
  1797  	op_DDB     uint32 = 0xED1D // FORMAT_RXE        DIVIDE (long BFP)
  1798  	op_DDBR    uint32 = 0xB31D // FORMAT_RRE        DIVIDE (long BFP)
  1799  	op_DDR     uint32 = 0x2D00 // FORMAT_RR         DIVIDE (long HFP)
  1800  	op_DDTR    uint32 = 0xB3D1 // FORMAT_RRF1       DIVIDE (long DFP)
  1801  	op_DDTRA   uint32 = 0xB3D1 // FORMAT_RRF1       DIVIDE (long DFP)
  1802  	op_DE      uint32 = 0x7D00 // FORMAT_RX1        DIVIDE (short HFP)
  1803  	op_DEB     uint32 = 0xED0D // FORMAT_RXE        DIVIDE (short BFP)
  1804  	op_DEBR    uint32 = 0xB30D // FORMAT_RRE        DIVIDE (short BFP)
  1805  	op_DER     uint32 = 0x3D00 // FORMAT_RR         DIVIDE (short HFP)
  1806  	op_DIDBR   uint32 = 0xB35B // FORMAT_RRF2       DIVIDE TO INTEGER (long BFP)
  1807  	op_DIEBR   uint32 = 0xB353 // FORMAT_RRF2       DIVIDE TO INTEGER (short BFP)
  1808  	op_DL      uint32 = 0xE397 // FORMAT_RXY1       DIVIDE LOGICAL (32<-64)
  1809  	op_DLG     uint32 = 0xE387 // FORMAT_RXY1       DIVIDE LOGICAL (64<-128)
  1810  	op_DLGR    uint32 = 0xB987 // FORMAT_RRE        DIVIDE LOGICAL (64<-128)
  1811  	op_DLR     uint32 = 0xB997 // FORMAT_RRE        DIVIDE LOGICAL (32<-64)
  1812  	op_DP      uint32 = 0xFD00 // FORMAT_SS2        DIVIDE DECIMAL
  1813  	op_DR      uint32 = 0x1D00 // FORMAT_RR         DIVIDE (32<-64)
  1814  	op_DSG     uint32 = 0xE30D // FORMAT_RXY1       DIVIDE SINGLE (64)
  1815  	op_DSGF    uint32 = 0xE31D // FORMAT_RXY1       DIVIDE SINGLE (64<-32)
  1816  	op_DSGFR   uint32 = 0xB91D // FORMAT_RRE        DIVIDE SINGLE (64<-32)
  1817  	op_DSGR    uint32 = 0xB90D // FORMAT_RRE        DIVIDE SINGLE (64)
  1818  	op_DXBR    uint32 = 0xB34D // FORMAT_RRE        DIVIDE (extended BFP)
  1819  	op_DXR     uint32 = 0xB22D // FORMAT_RRE        DIVIDE (extended HFP)
  1820  	op_DXTR    uint32 = 0xB3D9 // FORMAT_RRF1       DIVIDE (extended DFP)
  1821  	op_DXTRA   uint32 = 0xB3D9 // FORMAT_RRF1       DIVIDE (extended DFP)
  1822  	op_EAR     uint32 = 0xB24F // FORMAT_RRE        EXTRACT ACCESS
  1823  	op_ECAG    uint32 = 0xEB4C // FORMAT_RSY1       EXTRACT CACHE ATTRIBUTE
  1824  	op_ECTG    uint32 = 0xC801 // FORMAT_SSF        EXTRACT CPU TIME
  1825  	op_ED      uint32 = 0xDE00 // FORMAT_SS1        EDIT
  1826  	op_EDMK    uint32 = 0xDF00 // FORMAT_SS1        EDIT AND MARK
  1827  	op_EEDTR   uint32 = 0xB3E5 // FORMAT_RRE        EXTRACT BIASED EXPONENT (long DFP to 64)
  1828  	op_EEXTR   uint32 = 0xB3ED // FORMAT_RRE        EXTRACT BIASED EXPONENT (extended DFP to 64)
  1829  	op_EFPC    uint32 = 0xB38C // FORMAT_RRE        EXTRACT FPC
  1830  	op_EPAIR   uint32 = 0xB99A // FORMAT_RRE        EXTRACT PRIMARY ASN AND INSTANCE
  1831  	op_EPAR    uint32 = 0xB226 // FORMAT_RRE        EXTRACT PRIMARY ASN
  1832  	op_EPSW    uint32 = 0xB98D // FORMAT_RRE        EXTRACT PSW
  1833  	op_EREG    uint32 = 0xB249 // FORMAT_RRE        EXTRACT STACKED REGISTERS (32)
  1834  	op_EREGG   uint32 = 0xB90E // FORMAT_RRE        EXTRACT STACKED REGISTERS (64)
  1835  	op_ESAIR   uint32 = 0xB99B // FORMAT_RRE        EXTRACT SECONDARY ASN AND INSTANCE
  1836  	op_ESAR    uint32 = 0xB227 // FORMAT_RRE        EXTRACT SECONDARY ASN
  1837  	op_ESDTR   uint32 = 0xB3E7 // FORMAT_RRE        EXTRACT SIGNIFICANCE (long DFP)
  1838  	op_ESEA    uint32 = 0xB99D // FORMAT_RRE        EXTRACT AND SET EXTENDED AUTHORITY
  1839  	op_ESTA    uint32 = 0xB24A // FORMAT_RRE        EXTRACT STACKED STATE
  1840  	op_ESXTR   uint32 = 0xB3EF // FORMAT_RRE        EXTRACT SIGNIFICANCE (extended DFP)
  1841  	op_ETND    uint32 = 0xB2EC // FORMAT_RRE        EXTRACT TRANSACTION NESTING DEPTH
  1842  	op_EX      uint32 = 0x4400 // FORMAT_RX1        EXECUTE
  1843  	op_EXRL    uint32 = 0xC600 // FORMAT_RIL2       EXECUTE RELATIVE LONG
  1844  	op_FIDBR   uint32 = 0xB35F // FORMAT_RRF5       LOAD FP INTEGER (long BFP)
  1845  	op_FIDBRA  uint32 = 0xB35F // FORMAT_RRF5       LOAD FP INTEGER (long BFP)
  1846  	op_FIDR    uint32 = 0xB37F // FORMAT_RRE        LOAD FP INTEGER (long HFP)
  1847  	op_FIDTR   uint32 = 0xB3D7 // FORMAT_RRF5       LOAD FP INTEGER (long DFP)
  1848  	op_FIEBR   uint32 = 0xB357 // FORMAT_RRF5       LOAD FP INTEGER (short BFP)
  1849  	op_FIEBRA  uint32 = 0xB357 // FORMAT_RRF5       LOAD FP INTEGER (short BFP)
  1850  	op_FIER    uint32 = 0xB377 // FORMAT_RRE        LOAD FP INTEGER (short HFP)
  1851  	op_FIXBR   uint32 = 0xB347 // FORMAT_RRF5       LOAD FP INTEGER (extended BFP)
  1852  	op_FIXBRA  uint32 = 0xB347 // FORMAT_RRF5       LOAD FP INTEGER (extended BFP)
  1853  	op_FIXR    uint32 = 0xB367 // FORMAT_RRE        LOAD FP INTEGER (extended HFP)
  1854  	op_FIXTR   uint32 = 0xB3DF // FORMAT_RRF5       LOAD FP INTEGER (extended DFP)
  1855  	op_FLOGR   uint32 = 0xB983 // FORMAT_RRE        FIND LEFTMOST ONE
  1856  	op_HDR     uint32 = 0x2400 // FORMAT_RR         HALVE (long HFP)
  1857  	op_HER     uint32 = 0x3400 // FORMAT_RR         HALVE (short HFP)
  1858  	op_HSCH    uint32 = 0xB231 // FORMAT_S          HALT SUBCHANNEL
  1859  	op_IAC     uint32 = 0xB224 // FORMAT_RRE        INSERT ADDRESS SPACE CONTROL
  1860  	op_IC      uint32 = 0x4300 // FORMAT_RX1        INSERT CHARACTER
  1861  	op_ICM     uint32 = 0xBF00 // FORMAT_RS2        INSERT CHARACTERS UNDER MASK (low)
  1862  	op_ICMH    uint32 = 0xEB80 // FORMAT_RSY2       INSERT CHARACTERS UNDER MASK (high)
  1863  	op_ICMY    uint32 = 0xEB81 // FORMAT_RSY2       INSERT CHARACTERS UNDER MASK (low)
  1864  	op_ICY     uint32 = 0xE373 // FORMAT_RXY1       INSERT CHARACTER
  1865  	op_IDTE    uint32 = 0xB98E // FORMAT_RRF2       INVALIDATE DAT TABLE ENTRY
  1866  	op_IEDTR   uint32 = 0xB3F6 // FORMAT_RRF2       INSERT BIASED EXPONENT (64 to long DFP)
  1867  	op_IEXTR   uint32 = 0xB3FE // FORMAT_RRF2       INSERT BIASED EXPONENT (64 to extended DFP)
  1868  	op_IIHF    uint32 = 0xC008 // FORMAT_RIL1       INSERT IMMEDIATE (high)
  1869  	op_IIHH    uint32 = 0xA500 // FORMAT_RI1        INSERT IMMEDIATE (high high)
  1870  	op_IIHL    uint32 = 0xA501 // FORMAT_RI1        INSERT IMMEDIATE (high low)
  1871  	op_IILF    uint32 = 0xC009 // FORMAT_RIL1       INSERT IMMEDIATE (low)
  1872  	op_IILH    uint32 = 0xA502 // FORMAT_RI1        INSERT IMMEDIATE (low high)
  1873  	op_IILL    uint32 = 0xA503 // FORMAT_RI1        INSERT IMMEDIATE (low low)
  1874  	op_IPK     uint32 = 0xB20B // FORMAT_S          INSERT PSW KEY
  1875  	op_IPM     uint32 = 0xB222 // FORMAT_RRE        INSERT PROGRAM MASK
  1876  	op_IPTE    uint32 = 0xB221 // FORMAT_RRF1       INVALIDATE PAGE TABLE ENTRY
  1877  	op_ISKE    uint32 = 0xB229 // FORMAT_RRE        INSERT STORAGE KEY EXTENDED
  1878  	op_IVSK    uint32 = 0xB223 // FORMAT_RRE        INSERT VIRTUAL STORAGE KEY
  1879  	op_KDB     uint32 = 0xED18 // FORMAT_RXE        COMPARE AND SIGNAL (long BFP)
  1880  	op_KDBR    uint32 = 0xB318 // FORMAT_RRE        COMPARE AND SIGNAL (long BFP)
  1881  	op_KDTR    uint32 = 0xB3E0 // FORMAT_RRE        COMPARE AND SIGNAL (long DFP)
  1882  	op_KEB     uint32 = 0xED08 // FORMAT_RXE        COMPARE AND SIGNAL (short BFP)
  1883  	op_KEBR    uint32 = 0xB308 // FORMAT_RRE        COMPARE AND SIGNAL (short BFP)
  1884  	op_KIMD    uint32 = 0xB93E // FORMAT_RRE        COMPUTE INTERMEDIATE MESSAGE DIGEST
  1885  	op_KLMD    uint32 = 0xB93F // FORMAT_RRE        COMPUTE LAST MESSAGE DIGEST
  1886  	op_KM      uint32 = 0xB92E // FORMAT_RRE        CIPHER MESSAGE
  1887  	op_KMAC    uint32 = 0xB91E // FORMAT_RRE        COMPUTE MESSAGE AUTHENTICATION CODE
  1888  	op_KMC     uint32 = 0xB92F // FORMAT_RRE        CIPHER MESSAGE WITH CHAINING
  1889  	op_KMA     uint32 = 0xB929 // FORMAT_RRF2       CIPHER MESSAGE WITH AUTHENTICATION
  1890  	op_KMCTR   uint32 = 0xB92D // FORMAT_RRF2       CIPHER MESSAGE WITH COUNTER
  1891  	op_KMF     uint32 = 0xB92A // FORMAT_RRE        CIPHER MESSAGE WITH CFB
  1892  	op_KMO     uint32 = 0xB92B // FORMAT_RRE        CIPHER MESSAGE WITH OFB
  1893  	op_KXBR    uint32 = 0xB348 // FORMAT_RRE        COMPARE AND SIGNAL (extended BFP)
  1894  	op_KXTR    uint32 = 0xB3E8 // FORMAT_RRE        COMPARE AND SIGNAL (extended DFP)
  1895  	op_L       uint32 = 0x5800 // FORMAT_RX1        LOAD (32)
  1896  	op_LA      uint32 = 0x4100 // FORMAT_RX1        LOAD ADDRESS
  1897  	op_LAA     uint32 = 0xEBF8 // FORMAT_RSY1       LOAD AND ADD (32)
  1898  	op_LAAG    uint32 = 0xEBE8 // FORMAT_RSY1       LOAD AND ADD (64)
  1899  	op_LAAL    uint32 = 0xEBFA // FORMAT_RSY1       LOAD AND ADD LOGICAL (32)
  1900  	op_LAALG   uint32 = 0xEBEA // FORMAT_RSY1       LOAD AND ADD LOGICAL (64)
  1901  	op_LAE     uint32 = 0x5100 // FORMAT_RX1        LOAD ADDRESS EXTENDED
  1902  	op_LAEY    uint32 = 0xE375 // FORMAT_RXY1       LOAD ADDRESS EXTENDED
  1903  	op_LAM     uint32 = 0x9A00 // FORMAT_RS1        LOAD ACCESS MULTIPLE
  1904  	op_LAMY    uint32 = 0xEB9A // FORMAT_RSY1       LOAD ACCESS MULTIPLE
  1905  	op_LAN     uint32 = 0xEBF4 // FORMAT_RSY1       LOAD AND AND (32)
  1906  	op_LANG    uint32 = 0xEBE4 // FORMAT_RSY1       LOAD AND AND (64)
  1907  	op_LAO     uint32 = 0xEBF6 // FORMAT_RSY1       LOAD AND OR (32)
  1908  	op_LAOG    uint32 = 0xEBE6 // FORMAT_RSY1       LOAD AND OR (64)
  1909  	op_LARL    uint32 = 0xC000 // FORMAT_RIL2       LOAD ADDRESS RELATIVE LONG
  1910  	op_LASP    uint32 = 0xE500 // FORMAT_SSE        LOAD ADDRESS SPACE PARAMETERS
  1911  	op_LAT     uint32 = 0xE39F // FORMAT_RXY1       LOAD AND TRAP (32L<-32)
  1912  	op_LAX     uint32 = 0xEBF7 // FORMAT_RSY1       LOAD AND EXCLUSIVE OR (32)
  1913  	op_LAXG    uint32 = 0xEBE7 // FORMAT_RSY1       LOAD AND EXCLUSIVE OR (64)
  1914  	op_LAY     uint32 = 0xE371 // FORMAT_RXY1       LOAD ADDRESS
  1915  	op_LB      uint32 = 0xE376 // FORMAT_RXY1       LOAD BYTE (32)
  1916  	op_LBH     uint32 = 0xE3C0 // FORMAT_RXY1       LOAD BYTE HIGH (32<-8)
  1917  	op_LBR     uint32 = 0xB926 // FORMAT_RRE        LOAD BYTE (32)
  1918  	op_LCDBR   uint32 = 0xB313 // FORMAT_RRE        LOAD COMPLEMENT (long BFP)
  1919  	op_LCDFR   uint32 = 0xB373 // FORMAT_RRE        LOAD COMPLEMENT (long)
  1920  	op_LCDR    uint32 = 0x2300 // FORMAT_RR         LOAD COMPLEMENT (long HFP)
  1921  	op_LCEBR   uint32 = 0xB303 // FORMAT_RRE        LOAD COMPLEMENT (short BFP)
  1922  	op_LCER    uint32 = 0x3300 // FORMAT_RR         LOAD COMPLEMENT (short HFP)
  1923  	op_LCGFR   uint32 = 0xB913 // FORMAT_RRE        LOAD COMPLEMENT (64<-32)
  1924  	op_LCGR    uint32 = 0xB903 // FORMAT_RRE        LOAD COMPLEMENT (64)
  1925  	op_LCR     uint32 = 0x1300 // FORMAT_RR         LOAD COMPLEMENT (32)
  1926  	op_LCTL    uint32 = 0xB700 // FORMAT_RS1        LOAD CONTROL (32)
  1927  	op_LCTLG   uint32 = 0xEB2F // FORMAT_RSY1       LOAD CONTROL (64)
  1928  	op_LCXBR   uint32 = 0xB343 // FORMAT_RRE        LOAD COMPLEMENT (extended BFP)
  1929  	op_LCXR    uint32 = 0xB363 // FORMAT_RRE        LOAD COMPLEMENT (extended HFP)
  1930  	op_LD      uint32 = 0x6800 // FORMAT_RX1        LOAD (long)
  1931  	op_LDE     uint32 = 0xED24 // FORMAT_RXE        LOAD LENGTHENED (short to long HFP)
  1932  	op_LDEB    uint32 = 0xED04 // FORMAT_RXE        LOAD LENGTHENED (short to long BFP)
  1933  	op_LDEBR   uint32 = 0xB304 // FORMAT_RRE        LOAD LENGTHENED (short to long BFP)
  1934  	op_LDER    uint32 = 0xB324 // FORMAT_RRE        LOAD LENGTHENED (short to long HFP)
  1935  	op_LDETR   uint32 = 0xB3D4 // FORMAT_RRF4       LOAD LENGTHENED (short to long DFP)
  1936  	op_LDGR    uint32 = 0xB3C1 // FORMAT_RRE        LOAD FPR FROM GR (64 to long)
  1937  	op_LDR     uint32 = 0x2800 // FORMAT_RR         LOAD (long)
  1938  	op_LDXBR   uint32 = 0xB345 // FORMAT_RRE        LOAD ROUNDED (extended to long BFP)
  1939  	op_LDXBRA  uint32 = 0xB345 // FORMAT_RRF5       LOAD ROUNDED (extended to long BFP)
  1940  	op_LDXR    uint32 = 0x2500 // FORMAT_RR         LOAD ROUNDED (extended to long HFP)
  1941  	op_LDXTR   uint32 = 0xB3DD // FORMAT_RRF5       LOAD ROUNDED (extended to long DFP)
  1942  	op_LDY     uint32 = 0xED65 // FORMAT_RXY1       LOAD (long)
  1943  	op_LE      uint32 = 0x7800 // FORMAT_RX1        LOAD (short)
  1944  	op_LEDBR   uint32 = 0xB344 // FORMAT_RRE        LOAD ROUNDED (long to short BFP)
  1945  	op_LEDBRA  uint32 = 0xB344 // FORMAT_RRF5       LOAD ROUNDED (long to short BFP)
  1946  	op_LEDR    uint32 = 0x3500 // FORMAT_RR         LOAD ROUNDED (long to short HFP)
  1947  	op_LEDTR   uint32 = 0xB3D5 // FORMAT_RRF5       LOAD ROUNDED (long to short DFP)
  1948  	op_LER     uint32 = 0x3800 // FORMAT_RR         LOAD (short)
  1949  	op_LEXBR   uint32 = 0xB346 // FORMAT_RRE        LOAD ROUNDED (extended to short BFP)
  1950  	op_LEXBRA  uint32 = 0xB346 // FORMAT_RRF5       LOAD ROUNDED (extended to short BFP)
  1951  	op_LEXR    uint32 = 0xB366 // FORMAT_RRE        LOAD ROUNDED (extended to short HFP)
  1952  	op_LEY     uint32 = 0xED64 // FORMAT_RXY1       LOAD (short)
  1953  	op_LFAS    uint32 = 0xB2BD // FORMAT_S          LOAD FPC AND SIGNAL
  1954  	op_LFH     uint32 = 0xE3CA // FORMAT_RXY1       LOAD HIGH (32)
  1955  	op_LFHAT   uint32 = 0xE3C8 // FORMAT_RXY1       LOAD HIGH AND TRAP (32H<-32)
  1956  	op_LFPC    uint32 = 0xB29D // FORMAT_S          LOAD FPC
  1957  	op_LG      uint32 = 0xE304 // FORMAT_RXY1       LOAD (64)
  1958  	op_LGAT    uint32 = 0xE385 // FORMAT_RXY1       LOAD AND TRAP (64)
  1959  	op_LGB     uint32 = 0xE377 // FORMAT_RXY1       LOAD BYTE (64)
  1960  	op_LGBR    uint32 = 0xB906 // FORMAT_RRE        LOAD BYTE (64)
  1961  	op_LGDR    uint32 = 0xB3CD // FORMAT_RRE        LOAD GR FROM FPR (long to 64)
  1962  	op_LGF     uint32 = 0xE314 // FORMAT_RXY1       LOAD (64<-32)
  1963  	op_LGFI    uint32 = 0xC001 // FORMAT_RIL1       LOAD IMMEDIATE (64<-32)
  1964  	op_LGFR    uint32 = 0xB914 // FORMAT_RRE        LOAD (64<-32)
  1965  	op_LGFRL   uint32 = 0xC40C // FORMAT_RIL2       LOAD RELATIVE LONG (64<-32)
  1966  	op_LGH     uint32 = 0xE315 // FORMAT_RXY1       LOAD HALFWORD (64)
  1967  	op_LGHI    uint32 = 0xA709 // FORMAT_RI1        LOAD HALFWORD IMMEDIATE (64)
  1968  	op_LGHR    uint32 = 0xB907 // FORMAT_RRE        LOAD HALFWORD (64)
  1969  	op_LGHRL   uint32 = 0xC404 // FORMAT_RIL2       LOAD HALFWORD RELATIVE LONG (64<-16)
  1970  	op_LGR     uint32 = 0xB904 // FORMAT_RRE        LOAD (64)
  1971  	op_LGRL    uint32 = 0xC408 // FORMAT_RIL2       LOAD RELATIVE LONG (64)
  1972  	op_LH      uint32 = 0x4800 // FORMAT_RX1        LOAD HALFWORD (32)
  1973  	op_LHH     uint32 = 0xE3C4 // FORMAT_RXY1       LOAD HALFWORD HIGH (32<-16)
  1974  	op_LHI     uint32 = 0xA708 // FORMAT_RI1        LOAD HALFWORD IMMEDIATE (32)
  1975  	op_LHR     uint32 = 0xB927 // FORMAT_RRE        LOAD HALFWORD (32)
  1976  	op_LHRL    uint32 = 0xC405 // FORMAT_RIL2       LOAD HALFWORD RELATIVE LONG (32<-16)
  1977  	op_LHY     uint32 = 0xE378 // FORMAT_RXY1       LOAD HALFWORD (32)
  1978  	op_LLC     uint32 = 0xE394 // FORMAT_RXY1       LOAD LOGICAL CHARACTER (32)
  1979  	op_LLCH    uint32 = 0xE3C2 // FORMAT_RXY1       LOAD LOGICAL CHARACTER HIGH (32<-8)
  1980  	op_LLCR    uint32 = 0xB994 // FORMAT_RRE        LOAD LOGICAL CHARACTER (32)
  1981  	op_LLGC    uint32 = 0xE390 // FORMAT_RXY1       LOAD LOGICAL CHARACTER (64)
  1982  	op_LLGCR   uint32 = 0xB984 // FORMAT_RRE        LOAD LOGICAL CHARACTER (64)
  1983  	op_LLGF    uint32 = 0xE316 // FORMAT_RXY1       LOAD LOGICAL (64<-32)
  1984  	op_LLGFAT  uint32 = 0xE39D // FORMAT_RXY1       LOAD LOGICAL AND TRAP (64<-32)
  1985  	op_LLGFR   uint32 = 0xB916 // FORMAT_RRE        LOAD LOGICAL (64<-32)
  1986  	op_LLGFRL  uint32 = 0xC40E // FORMAT_RIL2       LOAD LOGICAL RELATIVE LONG (64<-32)
  1987  	op_LLGH    uint32 = 0xE391 // FORMAT_RXY1       LOAD LOGICAL HALFWORD (64)
  1988  	op_LLGHR   uint32 = 0xB985 // FORMAT_RRE        LOAD LOGICAL HALFWORD (64)
  1989  	op_LLGHRL  uint32 = 0xC406 // FORMAT_RIL2       LOAD LOGICAL HALFWORD RELATIVE LONG (64<-16)
  1990  	op_LLGT    uint32 = 0xE317 // FORMAT_RXY1       LOAD LOGICAL THIRTY ONE BITS
  1991  	op_LLGTAT  uint32 = 0xE39C // FORMAT_RXY1       LOAD LOGICAL THIRTY ONE BITS AND TRAP (64<-31)
  1992  	op_LLGTR   uint32 = 0xB917 // FORMAT_RRE        LOAD LOGICAL THIRTY ONE BITS
  1993  	op_LLH     uint32 = 0xE395 // FORMAT_RXY1       LOAD LOGICAL HALFWORD (32)
  1994  	op_LLHH    uint32 = 0xE3C6 // FORMAT_RXY1       LOAD LOGICAL HALFWORD HIGH (32<-16)
  1995  	op_LLHR    uint32 = 0xB995 // FORMAT_RRE        LOAD LOGICAL HALFWORD (32)
  1996  	op_LLHRL   uint32 = 0xC402 // FORMAT_RIL2       LOAD LOGICAL HALFWORD RELATIVE LONG (32<-16)
  1997  	op_LLIHF   uint32 = 0xC00E // FORMAT_RIL1       LOAD LOGICAL IMMEDIATE (high)
  1998  	op_LLIHH   uint32 = 0xA50C // FORMAT_RI1        LOAD LOGICAL IMMEDIATE (high high)
  1999  	op_LLIHL   uint32 = 0xA50D // FORMAT_RI1        LOAD LOGICAL IMMEDIATE (high low)
  2000  	op_LLILF   uint32 = 0xC00F // FORMAT_RIL1       LOAD LOGICAL IMMEDIATE (low)
  2001  	op_LLILH   uint32 = 0xA50E // FORMAT_RI1        LOAD LOGICAL IMMEDIATE (low high)
  2002  	op_LLILL   uint32 = 0xA50F // FORMAT_RI1        LOAD LOGICAL IMMEDIATE (low low)
  2003  	op_LM      uint32 = 0x9800 // FORMAT_RS1        LOAD MULTIPLE (32)
  2004  	op_LMD     uint32 = 0xEF00 // FORMAT_SS5        LOAD MULTIPLE DISJOINT
  2005  	op_LMG     uint32 = 0xEB04 // FORMAT_RSY1       LOAD MULTIPLE (64)
  2006  	op_LMH     uint32 = 0xEB96 // FORMAT_RSY1       LOAD MULTIPLE HIGH
  2007  	op_LMY     uint32 = 0xEB98 // FORMAT_RSY1       LOAD MULTIPLE (32)
  2008  	op_LNDBR   uint32 = 0xB311 // FORMAT_RRE        LOAD NEGATIVE (long BFP)
  2009  	op_LNDFR   uint32 = 0xB371 // FORMAT_RRE        LOAD NEGATIVE (long)
  2010  	op_LNDR    uint32 = 0x2100 // FORMAT_RR         LOAD NEGATIVE (long HFP)
  2011  	op_LNEBR   uint32 = 0xB301 // FORMAT_RRE        LOAD NEGATIVE (short BFP)
  2012  	op_LNER    uint32 = 0x3100 // FORMAT_RR         LOAD NEGATIVE (short HFP)
  2013  	op_LNGFR   uint32 = 0xB911 // FORMAT_RRE        LOAD NEGATIVE (64<-32)
  2014  	op_LNGR    uint32 = 0xB901 // FORMAT_RRE        LOAD NEGATIVE (64)
  2015  	op_LNR     uint32 = 0x1100 // FORMAT_RR         LOAD NEGATIVE (32)
  2016  	op_LNXBR   uint32 = 0xB341 // FORMAT_RRE        LOAD NEGATIVE (extended BFP)
  2017  	op_LNXR    uint32 = 0xB361 // FORMAT_RRE        LOAD NEGATIVE (extended HFP)
  2018  	op_LOC     uint32 = 0xEBF2 // FORMAT_RSY2       LOAD ON CONDITION (32)
  2019  	op_LOCG    uint32 = 0xEBE2 // FORMAT_RSY2       LOAD ON CONDITION (64)
  2020  	op_LOCGR   uint32 = 0xB9E2 // FORMAT_RRF3       LOAD ON CONDITION (64)
  2021  	op_LOCR    uint32 = 0xB9F2 // FORMAT_RRF3       LOAD ON CONDITION (32)
  2022  	op_LPD     uint32 = 0xC804 // FORMAT_SSF        LOAD PAIR DISJOINT (32)
  2023  	op_LPDBR   uint32 = 0xB310 // FORMAT_RRE        LOAD POSITIVE (long BFP)
  2024  	op_LPDFR   uint32 = 0xB370 // FORMAT_RRE        LOAD POSITIVE (long)
  2025  	op_LPDG    uint32 = 0xC805 // FORMAT_SSF        LOAD PAIR DISJOINT (64)
  2026  	op_LPDR    uint32 = 0x2000 // FORMAT_RR         LOAD POSITIVE (long HFP)
  2027  	op_LPEBR   uint32 = 0xB300 // FORMAT_RRE        LOAD POSITIVE (short BFP)
  2028  	op_LPER    uint32 = 0x3000 // FORMAT_RR         LOAD POSITIVE (short HFP)
  2029  	op_LPGFR   uint32 = 0xB910 // FORMAT_RRE        LOAD POSITIVE (64<-32)
  2030  	op_LPGR    uint32 = 0xB900 // FORMAT_RRE        LOAD POSITIVE (64)
  2031  	op_LPQ     uint32 = 0xE38F // FORMAT_RXY1       LOAD PAIR FROM QUADWORD
  2032  	op_LPR     uint32 = 0x1000 // FORMAT_RR         LOAD POSITIVE (32)
  2033  	op_LPSW    uint32 = 0x8200 // FORMAT_S          LOAD PSW
  2034  	op_LPSWE   uint32 = 0xB2B2 // FORMAT_S          LOAD PSW EXTENDED
  2035  	op_LPTEA   uint32 = 0xB9AA // FORMAT_RRF2       LOAD PAGE TABLE ENTRY ADDRESS
  2036  	op_LPXBR   uint32 = 0xB340 // FORMAT_RRE        LOAD POSITIVE (extended BFP)
  2037  	op_LPXR    uint32 = 0xB360 // FORMAT_RRE        LOAD POSITIVE (extended HFP)
  2038  	op_LR      uint32 = 0x1800 // FORMAT_RR         LOAD (32)
  2039  	op_LRA     uint32 = 0xB100 // FORMAT_RX1        LOAD REAL ADDRESS (32)
  2040  	op_LRAG    uint32 = 0xE303 // FORMAT_RXY1       LOAD REAL ADDRESS (64)
  2041  	op_LRAY    uint32 = 0xE313 // FORMAT_RXY1       LOAD REAL ADDRESS (32)
  2042  	op_LRDR    uint32 = 0x2500 // FORMAT_RR         LOAD ROUNDED (extended to long HFP)
  2043  	op_LRER    uint32 = 0x3500 // FORMAT_RR         LOAD ROUNDED (long to short HFP)
  2044  	op_LRL     uint32 = 0xC40D // FORMAT_RIL2       LOAD RELATIVE LONG (32)
  2045  	op_LRV     uint32 = 0xE31E // FORMAT_RXY1       LOAD REVERSED (32)
  2046  	op_LRVG    uint32 = 0xE30F // FORMAT_RXY1       LOAD REVERSED (64)
  2047  	op_LRVGR   uint32 = 0xB90F // FORMAT_RRE        LOAD REVERSED (64)
  2048  	op_LRVH    uint32 = 0xE31F // FORMAT_RXY1       LOAD REVERSED (16)
  2049  	op_LRVR    uint32 = 0xB91F // FORMAT_RRE        LOAD REVERSED (32)
  2050  	op_LT      uint32 = 0xE312 // FORMAT_RXY1       LOAD AND TEST (32)
  2051  	op_LTDBR   uint32 = 0xB312 // FORMAT_RRE        LOAD AND TEST (long BFP)
  2052  	op_LTDR    uint32 = 0x2200 // FORMAT_RR         LOAD AND TEST (long HFP)
  2053  	op_LTDTR   uint32 = 0xB3D6 // FORMAT_RRE        LOAD AND TEST (long DFP)
  2054  	op_LTEBR   uint32 = 0xB302 // FORMAT_RRE        LOAD AND TEST (short BFP)
  2055  	op_LTER    uint32 = 0x3200 // FORMAT_RR         LOAD AND TEST (short HFP)
  2056  	op_LTG     uint32 = 0xE302 // FORMAT_RXY1       LOAD AND TEST (64)
  2057  	op_LTGF    uint32 = 0xE332 // FORMAT_RXY1       LOAD AND TEST (64<-32)
  2058  	op_LTGFR   uint32 = 0xB912 // FORMAT_RRE        LOAD AND TEST (64<-32)
  2059  	op_LTGR    uint32 = 0xB902 // FORMAT_RRE        LOAD AND TEST (64)
  2060  	op_LTR     uint32 = 0x1200 // FORMAT_RR         LOAD AND TEST (32)
  2061  	op_LTXBR   uint32 = 0xB342 // FORMAT_RRE        LOAD AND TEST (extended BFP)
  2062  	op_LTXR    uint32 = 0xB362 // FORMAT_RRE        LOAD AND TEST (extended HFP)
  2063  	op_LTXTR   uint32 = 0xB3DE // FORMAT_RRE        LOAD AND TEST (extended DFP)
  2064  	op_LURA    uint32 = 0xB24B // FORMAT_RRE        LOAD USING REAL ADDRESS (32)
  2065  	op_LURAG   uint32 = 0xB905 // FORMAT_RRE        LOAD USING REAL ADDRESS (64)
  2066  	op_LXD     uint32 = 0xED25 // FORMAT_RXE        LOAD LENGTHENED (long to extended HFP)
  2067  	op_LXDB    uint32 = 0xED05 // FORMAT_RXE        LOAD LENGTHENED (long to extended BFP)
  2068  	op_LXDBR   uint32 = 0xB305 // FORMAT_RRE        LOAD LENGTHENED (long to extended BFP)
  2069  	op_LXDR    uint32 = 0xB325 // FORMAT_RRE        LOAD LENGTHENED (long to extended HFP)
  2070  	op_LXDTR   uint32 = 0xB3DC // FORMAT_RRF4       LOAD LENGTHENED (long to extended DFP)
  2071  	op_LXE     uint32 = 0xED26 // FORMAT_RXE        LOAD LENGTHENED (short to extended HFP)
  2072  	op_LXEB    uint32 = 0xED06 // FORMAT_RXE        LOAD LENGTHENED (short to extended BFP)
  2073  	op_LXEBR   uint32 = 0xB306 // FORMAT_RRE        LOAD LENGTHENED (short to extended BFP)
  2074  	op_LXER    uint32 = 0xB326 // FORMAT_RRE        LOAD LENGTHENED (short to extended HFP)
  2075  	op_LXR     uint32 = 0xB365 // FORMAT_RRE        LOAD (extended)
  2076  	op_LY      uint32 = 0xE358 // FORMAT_RXY1       LOAD (32)
  2077  	op_LZDR    uint32 = 0xB375 // FORMAT_RRE        LOAD ZERO (long)
  2078  	op_LZER    uint32 = 0xB374 // FORMAT_RRE        LOAD ZERO (short)
  2079  	op_LZXR    uint32 = 0xB376 // FORMAT_RRE        LOAD ZERO (extended)
  2080  	op_M       uint32 = 0x5C00 // FORMAT_RX1        MULTIPLY (64<-32)
  2081  	op_MAD     uint32 = 0xED3E // FORMAT_RXF        MULTIPLY AND ADD (long HFP)
  2082  	op_MADB    uint32 = 0xED1E // FORMAT_RXF        MULTIPLY AND ADD (long BFP)
  2083  	op_MADBR   uint32 = 0xB31E // FORMAT_RRD        MULTIPLY AND ADD (long BFP)
  2084  	op_MADR    uint32 = 0xB33E // FORMAT_RRD        MULTIPLY AND ADD (long HFP)
  2085  	op_MAE     uint32 = 0xED2E // FORMAT_RXF        MULTIPLY AND ADD (short HFP)
  2086  	op_MAEB    uint32 = 0xED0E // FORMAT_RXF        MULTIPLY AND ADD (short BFP)
  2087  	op_MAEBR   uint32 = 0xB30E // FORMAT_RRD        MULTIPLY AND ADD (short BFP)
  2088  	op_MAER    uint32 = 0xB32E // FORMAT_RRD        MULTIPLY AND ADD (short HFP)
  2089  	op_MAY     uint32 = 0xED3A // FORMAT_RXF        MULTIPLY & ADD UNNORMALIZED (long to ext. HFP)
  2090  	op_MAYH    uint32 = 0xED3C // FORMAT_RXF        MULTIPLY AND ADD UNNRM. (long to ext. high HFP)
  2091  	op_MAYHR   uint32 = 0xB33C // FORMAT_RRD        MULTIPLY AND ADD UNNRM. (long to ext. high HFP)
  2092  	op_MAYL    uint32 = 0xED38 // FORMAT_RXF        MULTIPLY AND ADD UNNRM. (long to ext. low HFP)
  2093  	op_MAYLR   uint32 = 0xB338 // FORMAT_RRD        MULTIPLY AND ADD UNNRM. (long to ext. low HFP)
  2094  	op_MAYR    uint32 = 0xB33A // FORMAT_RRD        MULTIPLY & ADD UNNORMALIZED (long to ext. HFP)
  2095  	op_MC      uint32 = 0xAF00 // FORMAT_SI         MONITOR CALL
  2096  	op_MD      uint32 = 0x6C00 // FORMAT_RX1        MULTIPLY (long HFP)
  2097  	op_MDB     uint32 = 0xED1C // FORMAT_RXE        MULTIPLY (long BFP)
  2098  	op_MDBR    uint32 = 0xB31C // FORMAT_RRE        MULTIPLY (long BFP)
  2099  	op_MDE     uint32 = 0x7C00 // FORMAT_RX1        MULTIPLY (short to long HFP)
  2100  	op_MDEB    uint32 = 0xED0C // FORMAT_RXE        MULTIPLY (short to long BFP)
  2101  	op_MDEBR   uint32 = 0xB30C // FORMAT_RRE        MULTIPLY (short to long BFP)
  2102  	op_MDER    uint32 = 0x3C00 // FORMAT_RR         MULTIPLY (short to long HFP)
  2103  	op_MDR     uint32 = 0x2C00 // FORMAT_RR         MULTIPLY (long HFP)
  2104  	op_MDTR    uint32 = 0xB3D0 // FORMAT_RRF1       MULTIPLY (long DFP)
  2105  	op_MDTRA   uint32 = 0xB3D0 // FORMAT_RRF1       MULTIPLY (long DFP)
  2106  	op_ME      uint32 = 0x7C00 // FORMAT_RX1        MULTIPLY (short to long HFP)
  2107  	op_MEE     uint32 = 0xED37 // FORMAT_RXE        MULTIPLY (short HFP)
  2108  	op_MEEB    uint32 = 0xED17 // FORMAT_RXE        MULTIPLY (short BFP)
  2109  	op_MEEBR   uint32 = 0xB317 // FORMAT_RRE        MULTIPLY (short BFP)
  2110  	op_MEER    uint32 = 0xB337 // FORMAT_RRE        MULTIPLY (short HFP)
  2111  	op_MER     uint32 = 0x3C00 // FORMAT_RR         MULTIPLY (short to long HFP)
  2112  	op_MFY     uint32 = 0xE35C // FORMAT_RXY1       MULTIPLY (64<-32)
  2113  	op_MGHI    uint32 = 0xA70D // FORMAT_RI1        MULTIPLY HALFWORD IMMEDIATE (64)
  2114  	op_MH      uint32 = 0x4C00 // FORMAT_RX1        MULTIPLY HALFWORD (32)
  2115  	op_MHI     uint32 = 0xA70C // FORMAT_RI1        MULTIPLY HALFWORD IMMEDIATE (32)
  2116  	op_MHY     uint32 = 0xE37C // FORMAT_RXY1       MULTIPLY HALFWORD (32)
  2117  	op_ML      uint32 = 0xE396 // FORMAT_RXY1       MULTIPLY LOGICAL (64<-32)
  2118  	op_MLG     uint32 = 0xE386 // FORMAT_RXY1       MULTIPLY LOGICAL (128<-64)
  2119  	op_MLGR    uint32 = 0xB986 // FORMAT_RRE        MULTIPLY LOGICAL (128<-64)
  2120  	op_MLR     uint32 = 0xB996 // FORMAT_RRE        MULTIPLY LOGICAL (64<-32)
  2121  	op_MP      uint32 = 0xFC00 // FORMAT_SS2        MULTIPLY DECIMAL
  2122  	op_MR      uint32 = 0x1C00 // FORMAT_RR         MULTIPLY (64<-32)
  2123  	op_MS      uint32 = 0x7100 // FORMAT_RX1        MULTIPLY SINGLE (32)
  2124  	op_MSCH    uint32 = 0xB232 // FORMAT_S          MODIFY SUBCHANNEL
  2125  	op_MSD     uint32 = 0xED3F // FORMAT_RXF        MULTIPLY AND SUBTRACT (long HFP)
  2126  	op_MSDB    uint32 = 0xED1F // FORMAT_RXF        MULTIPLY AND SUBTRACT (long BFP)
  2127  	op_MSDBR   uint32 = 0xB31F // FORMAT_RRD        MULTIPLY AND SUBTRACT (long BFP)
  2128  	op_MSDR    uint32 = 0xB33F // FORMAT_RRD        MULTIPLY AND SUBTRACT (long HFP)
  2129  	op_MSE     uint32 = 0xED2F // FORMAT_RXF        MULTIPLY AND SUBTRACT (short HFP)
  2130  	op_MSEB    uint32 = 0xED0F // FORMAT_RXF        MULTIPLY AND SUBTRACT (short BFP)
  2131  	op_MSEBR   uint32 = 0xB30F // FORMAT_RRD        MULTIPLY AND SUBTRACT (short BFP)
  2132  	op_MSER    uint32 = 0xB32F // FORMAT_RRD        MULTIPLY AND SUBTRACT (short HFP)
  2133  	op_MSFI    uint32 = 0xC201 // FORMAT_RIL1       MULTIPLY SINGLE IMMEDIATE (32)
  2134  	op_MSG     uint32 = 0xE30C // FORMAT_RXY1       MULTIPLY SINGLE (64)
  2135  	op_MSGF    uint32 = 0xE31C // FORMAT_RXY1       MULTIPLY SINGLE (64<-32)
  2136  	op_MSGFI   uint32 = 0xC200 // FORMAT_RIL1       MULTIPLY SINGLE IMMEDIATE (64<-32)
  2137  	op_MSGFR   uint32 = 0xB91C // FORMAT_RRE        MULTIPLY SINGLE (64<-32)
  2138  	op_MSGR    uint32 = 0xB90C // FORMAT_RRE        MULTIPLY SINGLE (64)
  2139  	op_MSR     uint32 = 0xB252 // FORMAT_RRE        MULTIPLY SINGLE (32)
  2140  	op_MSTA    uint32 = 0xB247 // FORMAT_RRE        MODIFY STACKED STATE
  2141  	op_MSY     uint32 = 0xE351 // FORMAT_RXY1       MULTIPLY SINGLE (32)
  2142  	op_MVC     uint32 = 0xD200 // FORMAT_SS1        MOVE (character)
  2143  	op_MVCDK   uint32 = 0xE50F // FORMAT_SSE        MOVE WITH DESTINATION KEY
  2144  	op_MVCIN   uint32 = 0xE800 // FORMAT_SS1        MOVE INVERSE
  2145  	op_MVCK    uint32 = 0xD900 // FORMAT_SS4        MOVE WITH KEY
  2146  	op_MVCL    uint32 = 0x0E00 // FORMAT_RR         MOVE LONG
  2147  	op_MVCLE   uint32 = 0xA800 // FORMAT_RS1        MOVE LONG EXTENDED
  2148  	op_MVCLU   uint32 = 0xEB8E // FORMAT_RSY1       MOVE LONG UNICODE
  2149  	op_MVCOS   uint32 = 0xC800 // FORMAT_SSF        MOVE WITH OPTIONAL SPECIFICATIONS
  2150  	op_MVCP    uint32 = 0xDA00 // FORMAT_SS4        MOVE TO PRIMARY
  2151  	op_MVCS    uint32 = 0xDB00 // FORMAT_SS4        MOVE TO SECONDARY
  2152  	op_MVCSK   uint32 = 0xE50E // FORMAT_SSE        MOVE WITH SOURCE KEY
  2153  	op_MVGHI   uint32 = 0xE548 // FORMAT_SIL        MOVE (64<-16)
  2154  	op_MVHHI   uint32 = 0xE544 // FORMAT_SIL        MOVE (16<-16)
  2155  	op_MVHI    uint32 = 0xE54C // FORMAT_SIL        MOVE (32<-16)
  2156  	op_MVI     uint32 = 0x9200 // FORMAT_SI         MOVE (immediate)
  2157  	op_MVIY    uint32 = 0xEB52 // FORMAT_SIY        MOVE (immediate)
  2158  	op_MVN     uint32 = 0xD100 // FORMAT_SS1        MOVE NUMERICS
  2159  	op_MVO     uint32 = 0xF100 // FORMAT_SS2        MOVE WITH OFFSET
  2160  	op_MVPG    uint32 = 0xB254 // FORMAT_RRE        MOVE PAGE
  2161  	op_MVST    uint32 = 0xB255 // FORMAT_RRE        MOVE STRING
  2162  	op_MVZ     uint32 = 0xD300 // FORMAT_SS1        MOVE ZONES
  2163  	op_MXBR    uint32 = 0xB34C // FORMAT_RRE        MULTIPLY (extended BFP)
  2164  	op_MXD     uint32 = 0x6700 // FORMAT_RX1        MULTIPLY (long to extended HFP)
  2165  	op_MXDB    uint32 = 0xED07 // FORMAT_RXE        MULTIPLY (long to extended BFP)
  2166  	op_MXDBR   uint32 = 0xB307 // FORMAT_RRE        MULTIPLY (long to extended BFP)
  2167  	op_MXDR    uint32 = 0x2700 // FORMAT_RR         MULTIPLY (long to extended HFP)
  2168  	op_MXR     uint32 = 0x2600 // FORMAT_RR         MULTIPLY (extended HFP)
  2169  	op_MXTR    uint32 = 0xB3D8 // FORMAT_RRF1       MULTIPLY (extended DFP)
  2170  	op_MXTRA   uint32 = 0xB3D8 // FORMAT_RRF1       MULTIPLY (extended DFP)
  2171  	op_MY      uint32 = 0xED3B // FORMAT_RXF        MULTIPLY UNNORMALIZED (long to ext. HFP)
  2172  	op_MYH     uint32 = 0xED3D // FORMAT_RXF        MULTIPLY UNNORM. (long to ext. high HFP)
  2173  	op_MYHR    uint32 = 0xB33D // FORMAT_RRD        MULTIPLY UNNORM. (long to ext. high HFP)
  2174  	op_MYL     uint32 = 0xED39 // FORMAT_RXF        MULTIPLY UNNORM. (long to ext. low HFP)
  2175  	op_MYLR    uint32 = 0xB339 // FORMAT_RRD        MULTIPLY UNNORM. (long to ext. low HFP)
  2176  	op_MYR     uint32 = 0xB33B // FORMAT_RRD        MULTIPLY UNNORMALIZED (long to ext. HFP)
  2177  	op_N       uint32 = 0x5400 // FORMAT_RX1        AND (32)
  2178  	op_NC      uint32 = 0xD400 // FORMAT_SS1        AND (character)
  2179  	op_NG      uint32 = 0xE380 // FORMAT_RXY1       AND (64)
  2180  	op_NGR     uint32 = 0xB980 // FORMAT_RRE        AND (64)
  2181  	op_NGRK    uint32 = 0xB9E4 // FORMAT_RRF1       AND (64)
  2182  	op_NI      uint32 = 0x9400 // FORMAT_SI         AND (immediate)
  2183  	op_NIAI    uint32 = 0xB2FA // FORMAT_IE         NEXT INSTRUCTION ACCESS INTENT
  2184  	op_NIHF    uint32 = 0xC00A // FORMAT_RIL1       AND IMMEDIATE (high)
  2185  	op_NIHH    uint32 = 0xA504 // FORMAT_RI1        AND IMMEDIATE (high high)
  2186  	op_NIHL    uint32 = 0xA505 // FORMAT_RI1        AND IMMEDIATE (high low)
  2187  	op_NILF    uint32 = 0xC00B // FORMAT_RIL1       AND IMMEDIATE (low)
  2188  	op_NILH    uint32 = 0xA506 // FORMAT_RI1        AND IMMEDIATE (low high)
  2189  	op_NILL    uint32 = 0xA507 // FORMAT_RI1        AND IMMEDIATE (low low)
  2190  	op_NIY     uint32 = 0xEB54 // FORMAT_SIY        AND (immediate)
  2191  	op_NR      uint32 = 0x1400 // FORMAT_RR         AND (32)
  2192  	op_NRK     uint32 = 0xB9F4 // FORMAT_RRF1       AND (32)
  2193  	op_NTSTG   uint32 = 0xE325 // FORMAT_RXY1       NONTRANSACTIONAL STORE
  2194  	op_NY      uint32 = 0xE354 // FORMAT_RXY1       AND (32)
  2195  	op_O       uint32 = 0x5600 // FORMAT_RX1        OR (32)
  2196  	op_OC      uint32 = 0xD600 // FORMAT_SS1        OR (character)
  2197  	op_OG      uint32 = 0xE381 // FORMAT_RXY1       OR (64)
  2198  	op_OGR     uint32 = 0xB981 // FORMAT_RRE        OR (64)
  2199  	op_OGRK    uint32 = 0xB9E6 // FORMAT_RRF1       OR (64)
  2200  	op_OI      uint32 = 0x9600 // FORMAT_SI         OR (immediate)
  2201  	op_OIHF    uint32 = 0xC00C // FORMAT_RIL1       OR IMMEDIATE (high)
  2202  	op_OIHH    uint32 = 0xA508 // FORMAT_RI1        OR IMMEDIATE (high high)
  2203  	op_OIHL    uint32 = 0xA509 // FORMAT_RI1        OR IMMEDIATE (high low)
  2204  	op_OILF    uint32 = 0xC00D // FORMAT_RIL1       OR IMMEDIATE (low)
  2205  	op_OILH    uint32 = 0xA50A // FORMAT_RI1        OR IMMEDIATE (low high)
  2206  	op_OILL    uint32 = 0xA50B // FORMAT_RI1        OR IMMEDIATE (low low)
  2207  	op_OIY     uint32 = 0xEB56 // FORMAT_SIY        OR (immediate)
  2208  	op_OR      uint32 = 0x1600 // FORMAT_RR         OR (32)
  2209  	op_ORK     uint32 = 0xB9F6 // FORMAT_RRF1       OR (32)
  2210  	op_OY      uint32 = 0xE356 // FORMAT_RXY1       OR (32)
  2211  	op_PACK    uint32 = 0xF200 // FORMAT_SS2        PACK
  2212  	op_PALB    uint32 = 0xB248 // FORMAT_RRE        PURGE ALB
  2213  	op_PC      uint32 = 0xB218 // FORMAT_S          PROGRAM CALL
  2214  	op_PCC     uint32 = 0xB92C // FORMAT_RRE        PERFORM CRYPTOGRAPHIC COMPUTATION
  2215  	op_PCKMO   uint32 = 0xB928 // FORMAT_RRE        PERFORM CRYPTOGRAPHIC KEY MGMT. OPERATIONS
  2216  	op_PFD     uint32 = 0xE336 // FORMAT_RXY2       PREFETCH DATA
  2217  	op_PFDRL   uint32 = 0xC602 // FORMAT_RIL3       PREFETCH DATA RELATIVE LONG
  2218  	op_PFMF    uint32 = 0xB9AF // FORMAT_RRE        PERFORM FRAME MANAGEMENT FUNCTION
  2219  	op_PFPO    uint32 = 0x010A // FORMAT_E          PERFORM FLOATING-POINT OPERATION
  2220  	op_PGIN    uint32 = 0xB22E // FORMAT_RRE        PAGE IN
  2221  	op_PGOUT   uint32 = 0xB22F // FORMAT_RRE        PAGE OUT
  2222  	op_PKA     uint32 = 0xE900 // FORMAT_SS6        PACK ASCII
  2223  	op_PKU     uint32 = 0xE100 // FORMAT_SS6        PACK UNICODE
  2224  	op_PLO     uint32 = 0xEE00 // FORMAT_SS5        PERFORM LOCKED OPERATION
  2225  	op_POPCNT  uint32 = 0xB9E1 // FORMAT_RRE        POPULATION COUNT
  2226  	op_PPA     uint32 = 0xB2E8 // FORMAT_RRF3       PERFORM PROCESSOR ASSIST
  2227  	op_PR      uint32 = 0x0101 // FORMAT_E          PROGRAM RETURN
  2228  	op_PT      uint32 = 0xB228 // FORMAT_RRE        PROGRAM TRANSFER
  2229  	op_PTF     uint32 = 0xB9A2 // FORMAT_RRE        PERFORM TOPOLOGY FUNCTION
  2230  	op_PTFF    uint32 = 0x0104 // FORMAT_E          PERFORM TIMING FACILITY FUNCTION
  2231  	op_PTI     uint32 = 0xB99E // FORMAT_RRE        PROGRAM TRANSFER WITH INSTANCE
  2232  	op_PTLB    uint32 = 0xB20D // FORMAT_S          PURGE TLB
  2233  	op_QADTR   uint32 = 0xB3F5 // FORMAT_RRF2       QUANTIZE (long DFP)
  2234  	op_QAXTR   uint32 = 0xB3FD // FORMAT_RRF2       QUANTIZE (extended DFP)
  2235  	op_RCHP    uint32 = 0xB23B // FORMAT_S          RESET CHANNEL PATH
  2236  	op_RISBG   uint32 = 0xEC55 // FORMAT_RIE6       ROTATE THEN INSERT SELECTED BITS
  2237  	op_RISBGN  uint32 = 0xEC59 // FORMAT_RIE6       ROTATE THEN INSERT SELECTED BITS
  2238  	op_RISBHG  uint32 = 0xEC5D // FORMAT_RIE6       ROTATE THEN INSERT SELECTED BITS HIGH
  2239  	op_RISBLG  uint32 = 0xEC51 // FORMAT_RIE6       ROTATE THEN INSERT SELECTED BITS LOW
  2240  	op_RLL     uint32 = 0xEB1D // FORMAT_RSY1       ROTATE LEFT SINGLE LOGICAL (32)
  2241  	op_RLLG    uint32 = 0xEB1C // FORMAT_RSY1       ROTATE LEFT SINGLE LOGICAL (64)
  2242  	op_RNSBG   uint32 = 0xEC54 // FORMAT_RIE6       ROTATE THEN AND SELECTED BITS
  2243  	op_ROSBG   uint32 = 0xEC56 // FORMAT_RIE6       ROTATE THEN OR SELECTED BITS
  2244  	op_RP      uint32 = 0xB277 // FORMAT_S          RESUME PROGRAM
  2245  	op_RRBE    uint32 = 0xB22A // FORMAT_RRE        RESET REFERENCE BIT EXTENDED
  2246  	op_RRBM    uint32 = 0xB9AE // FORMAT_RRE        RESET REFERENCE BITS MULTIPLE
  2247  	op_RRDTR   uint32 = 0xB3F7 // FORMAT_RRF2       REROUND (long DFP)
  2248  	op_RRXTR   uint32 = 0xB3FF // FORMAT_RRF2       REROUND (extended DFP)
  2249  	op_RSCH    uint32 = 0xB238 // FORMAT_S          RESUME SUBCHANNEL
  2250  	op_RXSBG   uint32 = 0xEC57 // FORMAT_RIE6       ROTATE THEN EXCLUSIVE OR SELECTED BITS
  2251  	op_S       uint32 = 0x5B00 // FORMAT_RX1        SUBTRACT (32)
  2252  	op_SAC     uint32 = 0xB219 // FORMAT_S          SET ADDRESS SPACE CONTROL
  2253  	op_SACF    uint32 = 0xB279 // FORMAT_S          SET ADDRESS SPACE CONTROL FAST
  2254  	op_SAL     uint32 = 0xB237 // FORMAT_S          SET ADDRESS LIMIT
  2255  	op_SAM24   uint32 = 0x010C // FORMAT_E          SET ADDRESSING MODE (24)
  2256  	op_SAM31   uint32 = 0x010D // FORMAT_E          SET ADDRESSING MODE (31)
  2257  	op_SAM64   uint32 = 0x010E // FORMAT_E          SET ADDRESSING MODE (64)
  2258  	op_SAR     uint32 = 0xB24E // FORMAT_RRE        SET ACCESS
  2259  	op_SCHM    uint32 = 0xB23C // FORMAT_S          SET CHANNEL MONITOR
  2260  	op_SCK     uint32 = 0xB204 // FORMAT_S          SET CLOCK
  2261  	op_SCKC    uint32 = 0xB206 // FORMAT_S          SET CLOCK COMPARATOR
  2262  	op_SCKPF   uint32 = 0x0107 // FORMAT_E          SET CLOCK PROGRAMMABLE FIELD
  2263  	op_SD      uint32 = 0x6B00 // FORMAT_RX1        SUBTRACT NORMALIZED (long HFP)
  2264  	op_SDB     uint32 = 0xED1B // FORMAT_RXE        SUBTRACT (long BFP)
  2265  	op_SDBR    uint32 = 0xB31B // FORMAT_RRE        SUBTRACT (long BFP)
  2266  	op_SDR     uint32 = 0x2B00 // FORMAT_RR         SUBTRACT NORMALIZED (long HFP)
  2267  	op_SDTR    uint32 = 0xB3D3 // FORMAT_RRF1       SUBTRACT (long DFP)
  2268  	op_SDTRA   uint32 = 0xB3D3 // FORMAT_RRF1       SUBTRACT (long DFP)
  2269  	op_SE      uint32 = 0x7B00 // FORMAT_RX1        SUBTRACT NORMALIZED (short HFP)
  2270  	op_SEB     uint32 = 0xED0B // FORMAT_RXE        SUBTRACT (short BFP)
  2271  	op_SEBR    uint32 = 0xB30B // FORMAT_RRE        SUBTRACT (short BFP)
  2272  	op_SER     uint32 = 0x3B00 // FORMAT_RR         SUBTRACT NORMALIZED (short HFP)
  2273  	op_SFASR   uint32 = 0xB385 // FORMAT_RRE        SET FPC AND SIGNAL
  2274  	op_SFPC    uint32 = 0xB384 // FORMAT_RRE        SET FPC
  2275  	op_SG      uint32 = 0xE309 // FORMAT_RXY1       SUBTRACT (64)
  2276  	op_SGF     uint32 = 0xE319 // FORMAT_RXY1       SUBTRACT (64<-32)
  2277  	op_SGFR    uint32 = 0xB919 // FORMAT_RRE        SUBTRACT (64<-32)
  2278  	op_SGR     uint32 = 0xB909 // FORMAT_RRE        SUBTRACT (64)
  2279  	op_SGRK    uint32 = 0xB9E9 // FORMAT_RRF1       SUBTRACT (64)
  2280  	op_SH      uint32 = 0x4B00 // FORMAT_RX1        SUBTRACT HALFWORD
  2281  	op_SHHHR   uint32 = 0xB9C9 // FORMAT_RRF1       SUBTRACT HIGH (32)
  2282  	op_SHHLR   uint32 = 0xB9D9 // FORMAT_RRF1       SUBTRACT HIGH (32)
  2283  	op_SHY     uint32 = 0xE37B // FORMAT_RXY1       SUBTRACT HALFWORD
  2284  	op_SIGP    uint32 = 0xAE00 // FORMAT_RS1        SIGNAL PROCESSOR
  2285  	op_SL      uint32 = 0x5F00 // FORMAT_RX1        SUBTRACT LOGICAL (32)
  2286  	op_SLA     uint32 = 0x8B00 // FORMAT_RS1        SHIFT LEFT SINGLE (32)
  2287  	op_SLAG    uint32 = 0xEB0B // FORMAT_RSY1       SHIFT LEFT SINGLE (64)
  2288  	op_SLAK    uint32 = 0xEBDD // FORMAT_RSY1       SHIFT LEFT SINGLE (32)
  2289  	op_SLB     uint32 = 0xE399 // FORMAT_RXY1       SUBTRACT LOGICAL WITH BORROW (32)
  2290  	op_SLBG    uint32 = 0xE389 // FORMAT_RXY1       SUBTRACT LOGICAL WITH BORROW (64)
  2291  	op_SLBGR   uint32 = 0xB989 // FORMAT_RRE        SUBTRACT LOGICAL WITH BORROW (64)
  2292  	op_SLBR    uint32 = 0xB999 // FORMAT_RRE        SUBTRACT LOGICAL WITH BORROW (32)
  2293  	op_SLDA    uint32 = 0x8F00 // FORMAT_RS1        SHIFT LEFT DOUBLE
  2294  	op_SLDL    uint32 = 0x8D00 // FORMAT_RS1        SHIFT LEFT DOUBLE LOGICAL
  2295  	op_SLDT    uint32 = 0xED40 // FORMAT_RXF        SHIFT SIGNIFICAND LEFT (long DFP)
  2296  	op_SLFI    uint32 = 0xC205 // FORMAT_RIL1       SUBTRACT LOGICAL IMMEDIATE (32)
  2297  	op_SLG     uint32 = 0xE30B // FORMAT_RXY1       SUBTRACT LOGICAL (64)
  2298  	op_SLGF    uint32 = 0xE31B // FORMAT_RXY1       SUBTRACT LOGICAL (64<-32)
  2299  	op_SLGFI   uint32 = 0xC204 // FORMAT_RIL1       SUBTRACT LOGICAL IMMEDIATE (64<-32)
  2300  	op_SLGFR   uint32 = 0xB91B // FORMAT_RRE        SUBTRACT LOGICAL (64<-32)
  2301  	op_SLGR    uint32 = 0xB90B // FORMAT_RRE        SUBTRACT LOGICAL (64)
  2302  	op_SLGRK   uint32 = 0xB9EB // FORMAT_RRF1       SUBTRACT LOGICAL (64)
  2303  	op_SLHHHR  uint32 = 0xB9CB // FORMAT_RRF1       SUBTRACT LOGICAL HIGH (32)
  2304  	op_SLHHLR  uint32 = 0xB9DB // FORMAT_RRF1       SUBTRACT LOGICAL HIGH (32)
  2305  	op_SLL     uint32 = 0x8900 // FORMAT_RS1        SHIFT LEFT SINGLE LOGICAL (32)
  2306  	op_SLLG    uint32 = 0xEB0D // FORMAT_RSY1       SHIFT LEFT SINGLE LOGICAL (64)
  2307  	op_SLLK    uint32 = 0xEBDF // FORMAT_RSY1       SHIFT LEFT SINGLE LOGICAL (32)
  2308  	op_SLR     uint32 = 0x1F00 // FORMAT_RR         SUBTRACT LOGICAL (32)
  2309  	op_SLRK    uint32 = 0xB9FB // FORMAT_RRF1       SUBTRACT LOGICAL (32)
  2310  	op_SLXT    uint32 = 0xED48 // FORMAT_RXF        SHIFT SIGNIFICAND LEFT (extended DFP)
  2311  	op_SLY     uint32 = 0xE35F // FORMAT_RXY1       SUBTRACT LOGICAL (32)
  2312  	op_SP      uint32 = 0xFB00 // FORMAT_SS2        SUBTRACT DECIMAL
  2313  	op_SPKA    uint32 = 0xB20A // FORMAT_S          SET PSW KEY FROM ADDRESS
  2314  	op_SPM     uint32 = 0x0400 // FORMAT_RR         SET PROGRAM MASK
  2315  	op_SPT     uint32 = 0xB208 // FORMAT_S          SET CPU TIMER
  2316  	op_SPX     uint32 = 0xB210 // FORMAT_S          SET PREFIX
  2317  	op_SQD     uint32 = 0xED35 // FORMAT_RXE        SQUARE ROOT (long HFP)
  2318  	op_SQDB    uint32 = 0xED15 // FORMAT_RXE        SQUARE ROOT (long BFP)
  2319  	op_SQDBR   uint32 = 0xB315 // FORMAT_RRE        SQUARE ROOT (long BFP)
  2320  	op_SQDR    uint32 = 0xB244 // FORMAT_RRE        SQUARE ROOT (long HFP)
  2321  	op_SQE     uint32 = 0xED34 // FORMAT_RXE        SQUARE ROOT (short HFP)
  2322  	op_SQEB    uint32 = 0xED14 // FORMAT_RXE        SQUARE ROOT (short BFP)
  2323  	op_SQEBR   uint32 = 0xB314 // FORMAT_RRE        SQUARE ROOT (short BFP)
  2324  	op_SQER    uint32 = 0xB245 // FORMAT_RRE        SQUARE ROOT (short HFP)
  2325  	op_SQXBR   uint32 = 0xB316 // FORMAT_RRE        SQUARE ROOT (extended BFP)
  2326  	op_SQXR    uint32 = 0xB336 // FORMAT_RRE        SQUARE ROOT (extended HFP)
  2327  	op_SR      uint32 = 0x1B00 // FORMAT_RR         SUBTRACT (32)
  2328  	op_SRA     uint32 = 0x8A00 // FORMAT_RS1        SHIFT RIGHT SINGLE (32)
  2329  	op_SRAG    uint32 = 0xEB0A // FORMAT_RSY1       SHIFT RIGHT SINGLE (64)
  2330  	op_SRAK    uint32 = 0xEBDC // FORMAT_RSY1       SHIFT RIGHT SINGLE (32)
  2331  	op_SRDA    uint32 = 0x8E00 // FORMAT_RS1        SHIFT RIGHT DOUBLE
  2332  	op_SRDL    uint32 = 0x8C00 // FORMAT_RS1        SHIFT RIGHT DOUBLE LOGICAL
  2333  	op_SRDT    uint32 = 0xED41 // FORMAT_RXF        SHIFT SIGNIFICAND RIGHT (long DFP)
  2334  	op_SRK     uint32 = 0xB9F9 // FORMAT_RRF1       SUBTRACT (32)
  2335  	op_SRL     uint32 = 0x8800 // FORMAT_RS1        SHIFT RIGHT SINGLE LOGICAL (32)
  2336  	op_SRLG    uint32 = 0xEB0C // FORMAT_RSY1       SHIFT RIGHT SINGLE LOGICAL (64)
  2337  	op_SRLK    uint32 = 0xEBDE // FORMAT_RSY1       SHIFT RIGHT SINGLE LOGICAL (32)
  2338  	op_SRNM    uint32 = 0xB299 // FORMAT_S          SET BFP ROUNDING MODE (2 bit)
  2339  	op_SRNMB   uint32 = 0xB2B8 // FORMAT_S          SET BFP ROUNDING MODE (3 bit)
  2340  	op_SRNMT   uint32 = 0xB2B9 // FORMAT_S          SET DFP ROUNDING MODE
  2341  	op_SRP     uint32 = 0xF000 // FORMAT_SS3        SHIFT AND ROUND DECIMAL
  2342  	op_SRST    uint32 = 0xB25E // FORMAT_RRE        SEARCH STRING
  2343  	op_SRSTU   uint32 = 0xB9BE // FORMAT_RRE        SEARCH STRING UNICODE
  2344  	op_SRXT    uint32 = 0xED49 // FORMAT_RXF        SHIFT SIGNIFICAND RIGHT (extended DFP)
  2345  	op_SSAIR   uint32 = 0xB99F // FORMAT_RRE        SET SECONDARY ASN WITH INSTANCE
  2346  	op_SSAR    uint32 = 0xB225 // FORMAT_RRE        SET SECONDARY ASN
  2347  	op_SSCH    uint32 = 0xB233 // FORMAT_S          START SUBCHANNEL
  2348  	op_SSKE    uint32 = 0xB22B // FORMAT_RRF3       SET STORAGE KEY EXTENDED
  2349  	op_SSM     uint32 = 0x8000 // FORMAT_S          SET SYSTEM MASK
  2350  	op_ST      uint32 = 0x5000 // FORMAT_RX1        STORE (32)
  2351  	op_STAM    uint32 = 0x9B00 // FORMAT_RS1        STORE ACCESS MULTIPLE
  2352  	op_STAMY   uint32 = 0xEB9B // FORMAT_RSY1       STORE ACCESS MULTIPLE
  2353  	op_STAP    uint32 = 0xB212 // FORMAT_S          STORE CPU ADDRESS
  2354  	op_STC     uint32 = 0x4200 // FORMAT_RX1        STORE CHARACTER
  2355  	op_STCH    uint32 = 0xE3C3 // FORMAT_RXY1       STORE CHARACTER HIGH (8)
  2356  	op_STCK    uint32 = 0xB205 // FORMAT_S          STORE CLOCK
  2357  	op_STCKC   uint32 = 0xB207 // FORMAT_S          STORE CLOCK COMPARATOR
  2358  	op_STCKE   uint32 = 0xB278 // FORMAT_S          STORE CLOCK EXTENDED
  2359  	op_STCKF   uint32 = 0xB27C // FORMAT_S          STORE CLOCK FAST
  2360  	op_STCM    uint32 = 0xBE00 // FORMAT_RS2        STORE CHARACTERS UNDER MASK (low)
  2361  	op_STCMH   uint32 = 0xEB2C // FORMAT_RSY2       STORE CHARACTERS UNDER MASK (high)
  2362  	op_STCMY   uint32 = 0xEB2D // FORMAT_RSY2       STORE CHARACTERS UNDER MASK (low)
  2363  	op_STCPS   uint32 = 0xB23A // FORMAT_S          STORE CHANNEL PATH STATUS
  2364  	op_STCRW   uint32 = 0xB239 // FORMAT_S          STORE CHANNEL REPORT WORD
  2365  	op_STCTG   uint32 = 0xEB25 // FORMAT_RSY1       STORE CONTROL (64)
  2366  	op_STCTL   uint32 = 0xB600 // FORMAT_RS1        STORE CONTROL (32)
  2367  	op_STCY    uint32 = 0xE372 // FORMAT_RXY1       STORE CHARACTER
  2368  	op_STD     uint32 = 0x6000 // FORMAT_RX1        STORE (long)
  2369  	op_STDY    uint32 = 0xED67 // FORMAT_RXY1       STORE (long)
  2370  	op_STE     uint32 = 0x7000 // FORMAT_RX1        STORE (short)
  2371  	op_STEY    uint32 = 0xED66 // FORMAT_RXY1       STORE (short)
  2372  	op_STFH    uint32 = 0xE3CB // FORMAT_RXY1       STORE HIGH (32)
  2373  	op_STFL    uint32 = 0xB2B1 // FORMAT_S          STORE FACILITY LIST
  2374  	op_STFLE   uint32 = 0xB2B0 // FORMAT_S          STORE FACILITY LIST EXTENDED
  2375  	op_STFPC   uint32 = 0xB29C // FORMAT_S          STORE FPC
  2376  	op_STG     uint32 = 0xE324 // FORMAT_RXY1       STORE (64)
  2377  	op_STGRL   uint32 = 0xC40B // FORMAT_RIL2       STORE RELATIVE LONG (64)
  2378  	op_STH     uint32 = 0x4000 // FORMAT_RX1        STORE HALFWORD
  2379  	op_STHH    uint32 = 0xE3C7 // FORMAT_RXY1       STORE HALFWORD HIGH (16)
  2380  	op_STHRL   uint32 = 0xC407 // FORMAT_RIL2       STORE HALFWORD RELATIVE LONG
  2381  	op_STHY    uint32 = 0xE370 // FORMAT_RXY1       STORE HALFWORD
  2382  	op_STIDP   uint32 = 0xB202 // FORMAT_S          STORE CPU ID
  2383  	op_STM     uint32 = 0x9000 // FORMAT_RS1        STORE MULTIPLE (32)
  2384  	op_STMG    uint32 = 0xEB24 // FORMAT_RSY1       STORE MULTIPLE (64)
  2385  	op_STMH    uint32 = 0xEB26 // FORMAT_RSY1       STORE MULTIPLE HIGH
  2386  	op_STMY    uint32 = 0xEB90 // FORMAT_RSY1       STORE MULTIPLE (32)
  2387  	op_STNSM   uint32 = 0xAC00 // FORMAT_SI         STORE THEN AND SYSTEM MASK
  2388  	op_STOC    uint32 = 0xEBF3 // FORMAT_RSY2       STORE ON CONDITION (32)
  2389  	op_STOCG   uint32 = 0xEBE3 // FORMAT_RSY2       STORE ON CONDITION (64)
  2390  	op_STOSM   uint32 = 0xAD00 // FORMAT_SI         STORE THEN OR SYSTEM MASK
  2391  	op_STPQ    uint32 = 0xE38E // FORMAT_RXY1       STORE PAIR TO QUADWORD
  2392  	op_STPT    uint32 = 0xB209 // FORMAT_S          STORE CPU TIMER
  2393  	op_STPX    uint32 = 0xB211 // FORMAT_S          STORE PREFIX
  2394  	op_STRAG   uint32 = 0xE502 // FORMAT_SSE        STORE REAL ADDRESS
  2395  	op_STRL    uint32 = 0xC40F // FORMAT_RIL2       STORE RELATIVE LONG (32)
  2396  	op_STRV    uint32 = 0xE33E // FORMAT_RXY1       STORE REVERSED (32)
  2397  	op_STRVG   uint32 = 0xE32F // FORMAT_RXY1       STORE REVERSED (64)
  2398  	op_STRVH   uint32 = 0xE33F // FORMAT_RXY1       STORE REVERSED (16)
  2399  	op_STSCH   uint32 = 0xB234 // FORMAT_S          STORE SUBCHANNEL
  2400  	op_STSI    uint32 = 0xB27D // FORMAT_S          STORE SYSTEM INFORMATION
  2401  	op_STURA   uint32 = 0xB246 // FORMAT_RRE        STORE USING REAL ADDRESS (32)
  2402  	op_STURG   uint32 = 0xB925 // FORMAT_RRE        STORE USING REAL ADDRESS (64)
  2403  	op_STY     uint32 = 0xE350 // FORMAT_RXY1       STORE (32)
  2404  	op_SU      uint32 = 0x7F00 // FORMAT_RX1        SUBTRACT UNNORMALIZED (short HFP)
  2405  	op_SUR     uint32 = 0x3F00 // FORMAT_RR         SUBTRACT UNNORMALIZED (short HFP)
  2406  	op_SVC     uint32 = 0x0A00 // FORMAT_I          SUPERVISOR CALL
  2407  	op_SW      uint32 = 0x6F00 // FORMAT_RX1        SUBTRACT UNNORMALIZED (long HFP)
  2408  	op_SWR     uint32 = 0x2F00 // FORMAT_RR         SUBTRACT UNNORMALIZED (long HFP)
  2409  	op_SXBR    uint32 = 0xB34B // FORMAT_RRE        SUBTRACT (extended BFP)
  2410  	op_SXR     uint32 = 0x3700 // FORMAT_RR         SUBTRACT NORMALIZED (extended HFP)
  2411  	op_SXTR    uint32 = 0xB3DB // FORMAT_RRF1       SUBTRACT (extended DFP)
  2412  	op_SXTRA   uint32 = 0xB3DB // FORMAT_RRF1       SUBTRACT (extended DFP)
  2413  	op_SY      uint32 = 0xE35B // FORMAT_RXY1       SUBTRACT (32)
  2414  	op_TABORT  uint32 = 0xB2FC // FORMAT_S          TRANSACTION ABORT
  2415  	op_TAM     uint32 = 0x010B // FORMAT_E          TEST ADDRESSING MODE
  2416  	op_TAR     uint32 = 0xB24C // FORMAT_RRE        TEST ACCESS
  2417  	op_TB      uint32 = 0xB22C // FORMAT_RRE        TEST BLOCK
  2418  	op_TBDR    uint32 = 0xB351 // FORMAT_RRF5       CONVERT HFP TO BFP (long)
  2419  	op_TBEDR   uint32 = 0xB350 // FORMAT_RRF5       CONVERT HFP TO BFP (long to short)
  2420  	op_TBEGIN  uint32 = 0xE560 // FORMAT_SIL        TRANSACTION BEGIN
  2421  	op_TBEGINC uint32 = 0xE561 // FORMAT_SIL        TRANSACTION BEGIN
  2422  	op_TCDB    uint32 = 0xED11 // FORMAT_RXE        TEST DATA CLASS (long BFP)
  2423  	op_TCEB    uint32 = 0xED10 // FORMAT_RXE        TEST DATA CLASS (short BFP)
  2424  	op_TCXB    uint32 = 0xED12 // FORMAT_RXE        TEST DATA CLASS (extended BFP)
  2425  	op_TDCDT   uint32 = 0xED54 // FORMAT_RXE        TEST DATA CLASS (long DFP)
  2426  	op_TDCET   uint32 = 0xED50 // FORMAT_RXE        TEST DATA CLASS (short DFP)
  2427  	op_TDCXT   uint32 = 0xED58 // FORMAT_RXE        TEST DATA CLASS (extended DFP)
  2428  	op_TDGDT   uint32 = 0xED55 // FORMAT_RXE        TEST DATA GROUP (long DFP)
  2429  	op_TDGET   uint32 = 0xED51 // FORMAT_RXE        TEST DATA GROUP (short DFP)
  2430  	op_TDGXT   uint32 = 0xED59 // FORMAT_RXE        TEST DATA GROUP (extended DFP)
  2431  	op_TEND    uint32 = 0xB2F8 // FORMAT_S          TRANSACTION END
  2432  	op_THDER   uint32 = 0xB358 // FORMAT_RRE        CONVERT BFP TO HFP (short to long)
  2433  	op_THDR    uint32 = 0xB359 // FORMAT_RRE        CONVERT BFP TO HFP (long)
  2434  	op_TM      uint32 = 0x9100 // FORMAT_SI         TEST UNDER MASK
  2435  	op_TMH     uint32 = 0xA700 // FORMAT_RI1        TEST UNDER MASK HIGH
  2436  	op_TMHH    uint32 = 0xA702 // FORMAT_RI1        TEST UNDER MASK (high high)
  2437  	op_TMHL    uint32 = 0xA703 // FORMAT_RI1        TEST UNDER MASK (high low)
  2438  	op_TML     uint32 = 0xA701 // FORMAT_RI1        TEST UNDER MASK LOW
  2439  	op_TMLH    uint32 = 0xA700 // FORMAT_RI1        TEST UNDER MASK (low high)
  2440  	op_TMLL    uint32 = 0xA701 // FORMAT_RI1        TEST UNDER MASK (low low)
  2441  	op_TMY     uint32 = 0xEB51 // FORMAT_SIY        TEST UNDER MASK
  2442  	op_TP      uint32 = 0xEBC0 // FORMAT_RSL        TEST DECIMAL
  2443  	op_TPI     uint32 = 0xB236 // FORMAT_S          TEST PENDING INTERRUPTION
  2444  	op_TPROT   uint32 = 0xE501 // FORMAT_SSE        TEST PROTECTION
  2445  	op_TR      uint32 = 0xDC00 // FORMAT_SS1        TRANSLATE
  2446  	op_TRACE   uint32 = 0x9900 // FORMAT_RS1        TRACE (32)
  2447  	op_TRACG   uint32 = 0xEB0F // FORMAT_RSY1       TRACE (64)
  2448  	op_TRAP2   uint32 = 0x01FF // FORMAT_E          TRAP
  2449  	op_TRAP4   uint32 = 0xB2FF // FORMAT_S          TRAP
  2450  	op_TRE     uint32 = 0xB2A5 // FORMAT_RRE        TRANSLATE EXTENDED
  2451  	op_TROO    uint32 = 0xB993 // FORMAT_RRF3       TRANSLATE ONE TO ONE
  2452  	op_TROT    uint32 = 0xB992 // FORMAT_RRF3       TRANSLATE ONE TO TWO
  2453  	op_TRT     uint32 = 0xDD00 // FORMAT_SS1        TRANSLATE AND TEST
  2454  	op_TRTE    uint32 = 0xB9BF // FORMAT_RRF3       TRANSLATE AND TEST EXTENDED
  2455  	op_TRTO    uint32 = 0xB991 // FORMAT_RRF3       TRANSLATE TWO TO ONE
  2456  	op_TRTR    uint32 = 0xD000 // FORMAT_SS1        TRANSLATE AND TEST REVERSE
  2457  	op_TRTRE   uint32 = 0xB9BD // FORMAT_RRF3       TRANSLATE AND TEST REVERSE EXTENDED
  2458  	op_TRTT    uint32 = 0xB990 // FORMAT_RRF3       TRANSLATE TWO TO TWO
  2459  	op_TS      uint32 = 0x9300 // FORMAT_S          TEST AND SET
  2460  	op_TSCH    uint32 = 0xB235 // FORMAT_S          TEST SUBCHANNEL
  2461  	op_UNPK    uint32 = 0xF300 // FORMAT_SS2        UNPACK
  2462  	op_UNPKA   uint32 = 0xEA00 // FORMAT_SS1        UNPACK ASCII
  2463  	op_UNPKU   uint32 = 0xE200 // FORMAT_SS1        UNPACK UNICODE
  2464  	op_UPT     uint32 = 0x0102 // FORMAT_E          UPDATE TREE
  2465  	op_X       uint32 = 0x5700 // FORMAT_RX1        EXCLUSIVE OR (32)
  2466  	op_XC      uint32 = 0xD700 // FORMAT_SS1        EXCLUSIVE OR (character)
  2467  	op_XG      uint32 = 0xE382 // FORMAT_RXY1       EXCLUSIVE OR (64)
  2468  	op_XGR     uint32 = 0xB982 // FORMAT_RRE        EXCLUSIVE OR (64)
  2469  	op_XGRK    uint32 = 0xB9E7 // FORMAT_RRF1       EXCLUSIVE OR (64)
  2470  	op_XI      uint32 = 0x9700 // FORMAT_SI         EXCLUSIVE OR (immediate)
  2471  	op_XIHF    uint32 = 0xC006 // FORMAT_RIL1       EXCLUSIVE OR IMMEDIATE (high)
  2472  	op_XILF    uint32 = 0xC007 // FORMAT_RIL1       EXCLUSIVE OR IMMEDIATE (low)
  2473  	op_XIY     uint32 = 0xEB57 // FORMAT_SIY        EXCLUSIVE OR (immediate)
  2474  	op_XR      uint32 = 0x1700 // FORMAT_RR         EXCLUSIVE OR (32)
  2475  	op_XRK     uint32 = 0xB9F7 // FORMAT_RRF1       EXCLUSIVE OR (32)
  2476  	op_XSCH    uint32 = 0xB276 // FORMAT_S          CANCEL SUBCHANNEL
  2477  	op_XY      uint32 = 0xE357 // FORMAT_RXY1       EXCLUSIVE OR (32)
  2478  	op_ZAP     uint32 = 0xF800 // FORMAT_SS2        ZERO AND ADD
  2479  	op_BRRK    uint32 = 0x0001 // FORMAT_E          BREAKPOINT
  2480  
  2481  	// added in z13
  2482  	op_CXPT   uint32 = 0xEDAF // 	RSL-b	CONVERT FROM PACKED (to extended DFP)
  2483  	op_CDPT   uint32 = 0xEDAE // 	RSL-b	CONVERT FROM PACKED (to long DFP)
  2484  	op_CPXT   uint32 = 0xEDAD // 	RSL-b	CONVERT TO PACKED (from extended DFP)
  2485  	op_CPDT   uint32 = 0xEDAC // 	RSL-b	CONVERT TO PACKED (from long DFP)
  2486  	op_LZRF   uint32 = 0xE33B // 	RXY-a	LOAD AND ZERO RIGHTMOST BYTE (32)
  2487  	op_LZRG   uint32 = 0xE32A // 	RXY-a	LOAD AND ZERO RIGHTMOST BYTE (64)
  2488  	op_LCCB   uint32 = 0xE727 // 	RXE	LOAD COUNT TO BLOCK BOUNDARY
  2489  	op_LOCHHI uint32 = 0xEC4E // 	RIE-g	LOAD HALFWORD HIGH IMMEDIATE ON CONDITION (32←16)
  2490  	op_LOCHI  uint32 = 0xEC42 // 	RIE-g	LOAD HALFWORD IMMEDIATE ON CONDITION (32←16)
  2491  	op_LOCGHI uint32 = 0xEC46 // 	RIE-g	LOAD HALFWORD IMMEDIATE ON CONDITION (64←16)
  2492  	op_LOCFH  uint32 = 0xEBE0 // 	RSY-b	LOAD HIGH ON CONDITION (32)
  2493  	op_LOCFHR uint32 = 0xB9E0 // 	RRF-c	LOAD HIGH ON CONDITION (32)
  2494  	op_LLZRGF uint32 = 0xE33A // 	RXY-a	LOAD LOGICAL AND ZERO RIGHTMOST BYTE (64←32)
  2495  	op_STOCFH uint32 = 0xEBE1 // 	RSY-b	STORE HIGH ON CONDITION
  2496  	op_VA     uint32 = 0xE7F3 // 	VRR-c	VECTOR ADD
  2497  	op_VACC   uint32 = 0xE7F1 // 	VRR-c	VECTOR ADD COMPUTE CARRY
  2498  	op_VAC    uint32 = 0xE7BB // 	VRR-d	VECTOR ADD WITH CARRY
  2499  	op_VACCC  uint32 = 0xE7B9 // 	VRR-d	VECTOR ADD WITH CARRY COMPUTE CARRY
  2500  	op_VN     uint32 = 0xE768 // 	VRR-c	VECTOR AND
  2501  	op_VNC    uint32 = 0xE769 // 	VRR-c	VECTOR AND WITH COMPLEMENT
  2502  	op_VAVG   uint32 = 0xE7F2 // 	VRR-c	VECTOR AVERAGE
  2503  	op_VAVGL  uint32 = 0xE7F0 // 	VRR-c	VECTOR AVERAGE LOGICAL
  2504  	op_VCKSM  uint32 = 0xE766 // 	VRR-c	VECTOR CHECKSUM
  2505  	op_VCEQ   uint32 = 0xE7F8 // 	VRR-b	VECTOR COMPARE EQUAL
  2506  	op_VCH    uint32 = 0xE7FB // 	VRR-b	VECTOR COMPARE HIGH
  2507  	op_VCHL   uint32 = 0xE7F9 // 	VRR-b	VECTOR COMPARE HIGH LOGICAL
  2508  	op_VCLZ   uint32 = 0xE753 // 	VRR-a	VECTOR COUNT LEADING ZEROS
  2509  	op_VCTZ   uint32 = 0xE752 // 	VRR-a	VECTOR COUNT TRAILING ZEROS
  2510  	op_VEC    uint32 = 0xE7DB // 	VRR-a	VECTOR ELEMENT COMPARE
  2511  	op_VECL   uint32 = 0xE7D9 // 	VRR-a	VECTOR ELEMENT COMPARE LOGICAL
  2512  	op_VERIM  uint32 = 0xE772 // 	VRI-d	VECTOR ELEMENT ROTATE AND INSERT UNDER MASK
  2513  	op_VERLL  uint32 = 0xE733 // 	VRS-a	VECTOR ELEMENT ROTATE LEFT LOGICAL
  2514  	op_VERLLV uint32 = 0xE773 // 	VRR-c	VECTOR ELEMENT ROTATE LEFT LOGICAL
  2515  	op_VESLV  uint32 = 0xE770 // 	VRR-c	VECTOR ELEMENT SHIFT LEFT
  2516  	op_VESL   uint32 = 0xE730 // 	VRS-a	VECTOR ELEMENT SHIFT LEFT
  2517  	op_VESRA  uint32 = 0xE73A // 	VRS-a	VECTOR ELEMENT SHIFT RIGHT ARITHMETIC
  2518  	op_VESRAV uint32 = 0xE77A // 	VRR-c	VECTOR ELEMENT SHIFT RIGHT ARITHMETIC
  2519  	op_VESRL  uint32 = 0xE738 // 	VRS-a	VECTOR ELEMENT SHIFT RIGHT LOGICAL
  2520  	op_VESRLV uint32 = 0xE778 // 	VRR-c	VECTOR ELEMENT SHIFT RIGHT LOGICAL
  2521  	op_VX     uint32 = 0xE76D // 	VRR-c	VECTOR EXCLUSIVE OR
  2522  	op_VFAE   uint32 = 0xE782 // 	VRR-b	VECTOR FIND ANY ELEMENT EQUAL
  2523  	op_VFEE   uint32 = 0xE780 // 	VRR-b	VECTOR FIND ELEMENT EQUAL
  2524  	op_VFENE  uint32 = 0xE781 // 	VRR-b	VECTOR FIND ELEMENT NOT EQUAL
  2525  	op_VFA    uint32 = 0xE7E3 // 	VRR-c	VECTOR FP ADD
  2526  	op_WFK    uint32 = 0xE7CA // 	VRR-a	VECTOR FP COMPARE AND SIGNAL SCALAR
  2527  	op_VFCE   uint32 = 0xE7E8 // 	VRR-c	VECTOR FP COMPARE EQUAL
  2528  	op_VFCH   uint32 = 0xE7EB // 	VRR-c	VECTOR FP COMPARE HIGH
  2529  	op_VFCHE  uint32 = 0xE7EA // 	VRR-c	VECTOR FP COMPARE HIGH OR EQUAL
  2530  	op_WFC    uint32 = 0xE7CB // 	VRR-a	VECTOR FP COMPARE SCALAR
  2531  	op_VCDG   uint32 = 0xE7C3 // 	VRR-a	VECTOR FP CONVERT FROM FIXED 64-BIT
  2532  	op_VCDLG  uint32 = 0xE7C1 // 	VRR-a	VECTOR FP CONVERT FROM LOGICAL 64-BIT
  2533  	op_VCGD   uint32 = 0xE7C2 // 	VRR-a	VECTOR FP CONVERT TO FIXED 64-BIT
  2534  	op_VCLGD  uint32 = 0xE7C0 // 	VRR-a	VECTOR FP CONVERT TO LOGICAL 64-BIT
  2535  	op_VFD    uint32 = 0xE7E5 // 	VRR-c	VECTOR FP DIVIDE
  2536  	op_VLDE   uint32 = 0xE7C4 // 	VRR-a	VECTOR FP LOAD LENGTHENED
  2537  	op_VLED   uint32 = 0xE7C5 // 	VRR-a	VECTOR FP LOAD ROUNDED
  2538  	op_VFM    uint32 = 0xE7E7 // 	VRR-c	VECTOR FP MULTIPLY
  2539  	op_VFMA   uint32 = 0xE78F // 	VRR-e	VECTOR FP MULTIPLY AND ADD
  2540  	op_VFMS   uint32 = 0xE78E // 	VRR-e	VECTOR FP MULTIPLY AND SUBTRACT
  2541  	op_VFPSO  uint32 = 0xE7CC // 	VRR-a	VECTOR FP PERFORM SIGN OPERATION
  2542  	op_VFSQ   uint32 = 0xE7CE // 	VRR-a	VECTOR FP SQUARE ROOT
  2543  	op_VFS    uint32 = 0xE7E2 // 	VRR-c	VECTOR FP SUBTRACT
  2544  	op_VFTCI  uint32 = 0xE74A // 	VRI-e	VECTOR FP TEST DATA CLASS IMMEDIATE
  2545  	op_VGFM   uint32 = 0xE7B4 // 	VRR-c	VECTOR GALOIS FIELD MULTIPLY SUM
  2546  	op_VGFMA  uint32 = 0xE7BC // 	VRR-d	VECTOR GALOIS FIELD MULTIPLY SUM AND ACCUMULATE
  2547  	op_VGEF   uint32 = 0xE713 // 	VRV	VECTOR GATHER ELEMENT (32)
  2548  	op_VGEG   uint32 = 0xE712 // 	VRV	VECTOR GATHER ELEMENT (64)
  2549  	op_VGBM   uint32 = 0xE744 // 	VRI-a	VECTOR GENERATE BYTE MASK
  2550  	op_VGM    uint32 = 0xE746 // 	VRI-b	VECTOR GENERATE MASK
  2551  	op_VISTR  uint32 = 0xE75C // 	VRR-a	VECTOR ISOLATE STRING
  2552  	op_VL     uint32 = 0xE706 // 	VRX	VECTOR LOAD
  2553  	op_VLR    uint32 = 0xE756 // 	VRR-a	VECTOR LOAD
  2554  	op_VLREP  uint32 = 0xE705 // 	VRX	VECTOR LOAD AND REPLICATE
  2555  	op_VLC    uint32 = 0xE7DE // 	VRR-a	VECTOR LOAD COMPLEMENT
  2556  	op_VLEH   uint32 = 0xE701 // 	VRX	VECTOR LOAD ELEMENT (16)
  2557  	op_VLEF   uint32 = 0xE703 // 	VRX	VECTOR LOAD ELEMENT (32)
  2558  	op_VLEG   uint32 = 0xE702 // 	VRX	VECTOR LOAD ELEMENT (64)
  2559  	op_VLEB   uint32 = 0xE700 // 	VRX	VECTOR LOAD ELEMENT (8)
  2560  	op_VLEIH  uint32 = 0xE741 // 	VRI-a	VECTOR LOAD ELEMENT IMMEDIATE (16)
  2561  	op_VLEIF  uint32 = 0xE743 // 	VRI-a	VECTOR LOAD ELEMENT IMMEDIATE (32)
  2562  	op_VLEIG  uint32 = 0xE742 // 	VRI-a	VECTOR LOAD ELEMENT IMMEDIATE (64)
  2563  	op_VLEIB  uint32 = 0xE740 // 	VRI-a	VECTOR LOAD ELEMENT IMMEDIATE (8)
  2564  	op_VFI    uint32 = 0xE7C7 // 	VRR-a	VECTOR LOAD FP INTEGER
  2565  	op_VLGV   uint32 = 0xE721 // 	VRS-c	VECTOR LOAD GR FROM VR ELEMENT
  2566  	op_VLLEZ  uint32 = 0xE704 // 	VRX	VECTOR LOAD LOGICAL ELEMENT AND ZERO
  2567  	op_VLM    uint32 = 0xE736 // 	VRS-a	VECTOR LOAD MULTIPLE
  2568  	op_VLP    uint32 = 0xE7DF // 	VRR-a	VECTOR LOAD POSITIVE
  2569  	op_VLBB   uint32 = 0xE707 // 	VRX	VECTOR LOAD TO BLOCK BOUNDARY
  2570  	op_VLVG   uint32 = 0xE722 // 	VRS-b	VECTOR LOAD VR ELEMENT FROM GR
  2571  	op_VLVGP  uint32 = 0xE762 // 	VRR-f	VECTOR LOAD VR FROM GRS DISJOINT
  2572  	op_VLL    uint32 = 0xE737 // 	VRS-b	VECTOR LOAD WITH LENGTH
  2573  	op_VMX    uint32 = 0xE7FF // 	VRR-c	VECTOR MAXIMUM
  2574  	op_VMXL   uint32 = 0xE7FD // 	VRR-c	VECTOR MAXIMUM LOGICAL
  2575  	op_VMRH   uint32 = 0xE761 // 	VRR-c	VECTOR MERGE HIGH
  2576  	op_VMRL   uint32 = 0xE760 // 	VRR-c	VECTOR MERGE LOW
  2577  	op_VMN    uint32 = 0xE7FE // 	VRR-c	VECTOR MINIMUM
  2578  	op_VMNL   uint32 = 0xE7FC // 	VRR-c	VECTOR MINIMUM LOGICAL
  2579  	op_VMAE   uint32 = 0xE7AE // 	VRR-d	VECTOR MULTIPLY AND ADD EVEN
  2580  	op_VMAH   uint32 = 0xE7AB // 	VRR-d	VECTOR MULTIPLY AND ADD HIGH
  2581  	op_VMALE  uint32 = 0xE7AC // 	VRR-d	VECTOR MULTIPLY AND ADD LOGICAL EVEN
  2582  	op_VMALH  uint32 = 0xE7A9 // 	VRR-d	VECTOR MULTIPLY AND ADD LOGICAL HIGH
  2583  	op_VMALO  uint32 = 0xE7AD // 	VRR-d	VECTOR MULTIPLY AND ADD LOGICAL ODD
  2584  	op_VMAL   uint32 = 0xE7AA // 	VRR-d	VECTOR MULTIPLY AND ADD LOW
  2585  	op_VMAO   uint32 = 0xE7AF // 	VRR-d	VECTOR MULTIPLY AND ADD ODD
  2586  	op_VME    uint32 = 0xE7A6 // 	VRR-c	VECTOR MULTIPLY EVEN
  2587  	op_VMH    uint32 = 0xE7A3 // 	VRR-c	VECTOR MULTIPLY HIGH
  2588  	op_VMLE   uint32 = 0xE7A4 // 	VRR-c	VECTOR MULTIPLY EVEN LOGICAL
  2589  	op_VMLH   uint32 = 0xE7A1 // 	VRR-c	VECTOR MULTIPLY HIGH LOGICAL
  2590  	op_VMLO   uint32 = 0xE7A5 // 	VRR-c	VECTOR MULTIPLY ODD LOGICAL
  2591  	op_VML    uint32 = 0xE7A2 // 	VRR-c	VECTOR MULTIPLY LOW
  2592  	op_VMO    uint32 = 0xE7A7 // 	VRR-c	VECTOR MULTIPLY ODD
  2593  	op_VNO    uint32 = 0xE76B // 	VRR-c	VECTOR NOR
  2594  	op_VO     uint32 = 0xE76A // 	VRR-c	VECTOR OR
  2595  	op_VPK    uint32 = 0xE794 // 	VRR-c	VECTOR PACK
  2596  	op_VPKLS  uint32 = 0xE795 // 	VRR-b	VECTOR PACK LOGICAL SATURATE
  2597  	op_VPKS   uint32 = 0xE797 // 	VRR-b	VECTOR PACK SATURATE
  2598  	op_VPERM  uint32 = 0xE78C // 	VRR-e	VECTOR PERMUTE
  2599  	op_VPDI   uint32 = 0xE784 // 	VRR-c	VECTOR PERMUTE DOUBLEWORD IMMEDIATE
  2600  	op_VPOPCT uint32 = 0xE750 // 	VRR-a	VECTOR POPULATION COUNT
  2601  	op_VREP   uint32 = 0xE74D // 	VRI-c	VECTOR REPLICATE
  2602  	op_VREPI  uint32 = 0xE745 // 	VRI-a	VECTOR REPLICATE IMMEDIATE
  2603  	op_VSCEF  uint32 = 0xE71B // 	VRV	VECTOR SCATTER ELEMENT (32)
  2604  	op_VSCEG  uint32 = 0xE71A // 	VRV	VECTOR SCATTER ELEMENT (64)
  2605  	op_VSEL   uint32 = 0xE78D // 	VRR-e	VECTOR SELECT
  2606  	op_VSL    uint32 = 0xE774 // 	VRR-c	VECTOR SHIFT LEFT
  2607  	op_VSLB   uint32 = 0xE775 // 	VRR-c	VECTOR SHIFT LEFT BY BYTE
  2608  	op_VSLDB  uint32 = 0xE777 // 	VRI-d	VECTOR SHIFT LEFT DOUBLE BY BYTE
  2609  	op_VSRA   uint32 = 0xE77E // 	VRR-c	VECTOR SHIFT RIGHT ARITHMETIC
  2610  	op_VSRAB  uint32 = 0xE77F // 	VRR-c	VECTOR SHIFT RIGHT ARITHMETIC BY BYTE
  2611  	op_VSRL   uint32 = 0xE77C // 	VRR-c	VECTOR SHIFT RIGHT LOGICAL
  2612  	op_VSRLB  uint32 = 0xE77D // 	VRR-c	VECTOR SHIFT RIGHT LOGICAL BY BYTE
  2613  	op_VSEG   uint32 = 0xE75F // 	VRR-a	VECTOR SIGN EXTEND TO DOUBLEWORD
  2614  	op_VST    uint32 = 0xE70E // 	VRX	VECTOR STORE
  2615  	op_VSTEH  uint32 = 0xE709 // 	VRX	VECTOR STORE ELEMENT (16)
  2616  	op_VSTEF  uint32 = 0xE70B // 	VRX	VECTOR STORE ELEMENT (32)
  2617  	op_VSTEG  uint32 = 0xE70A // 	VRX	VECTOR STORE ELEMENT (64)
  2618  	op_VSTEB  uint32 = 0xE708 // 	VRX	VECTOR STORE ELEMENT (8)
  2619  	op_VSTM   uint32 = 0xE73E // 	VRS-a	VECTOR STORE MULTIPLE
  2620  	op_VSTL   uint32 = 0xE73F // 	VRS-b	VECTOR STORE WITH LENGTH
  2621  	op_VSTRC  uint32 = 0xE78A // 	VRR-d	VECTOR STRING RANGE COMPARE
  2622  	op_VS     uint32 = 0xE7F7 // 	VRR-c	VECTOR SUBTRACT
  2623  	op_VSCBI  uint32 = 0xE7F5 // 	VRR-c	VECTOR SUBTRACT COMPUTE BORROW INDICATION
  2624  	op_VSBCBI uint32 = 0xE7BD // 	VRR-d	VECTOR SUBTRACT WITH BORROW COMPUTE BORROW INDICATION
  2625  	op_VSBI   uint32 = 0xE7BF // 	VRR-d	VECTOR SUBTRACT WITH BORROW INDICATION
  2626  	op_VSUMG  uint32 = 0xE765 // 	VRR-c	VECTOR SUM ACROSS DOUBLEWORD
  2627  	op_VSUMQ  uint32 = 0xE767 // 	VRR-c	VECTOR SUM ACROSS QUADWORD
  2628  	op_VSUM   uint32 = 0xE764 // 	VRR-c	VECTOR SUM ACROSS WORD
  2629  	op_VTM    uint32 = 0xE7D8 // 	VRR-a	VECTOR TEST UNDER MASK
  2630  	op_VUPH   uint32 = 0xE7D7 // 	VRR-a	VECTOR UNPACK HIGH
  2631  	op_VUPLH  uint32 = 0xE7D5 // 	VRR-a	VECTOR UNPACK LOGICAL HIGH
  2632  	op_VUPLL  uint32 = 0xE7D4 // 	VRR-a	VECTOR UNPACK LOGICAL LOW
  2633  	op_VUPL   uint32 = 0xE7D6 // 	VRR-a	VECTOR UNPACK LOW
  2634  	op_VMSL   uint32 = 0xE7B8 // 	VRR-d	VECTOR MULTIPLY SUM LOGICAL
  2635  
  2636  	// added in z15
  2637  	op_KDSA uint32 = 0xB93A // FORMAT_RRE        COMPUTE DIGITAL SIGNATURE AUTHENTICATION (KDSA)
  2638  
  2639  )
  2640  
  2641  func oclass(a *obj.Addr) int {
  2642  	return int(a.Class) - 1
  2643  }
  2644  
  2645  // Add a relocation for the immediate in a RIL style instruction.
  2646  // The addend will be adjusted as required.
  2647  func (c *ctxtz) addrilreloc(sym *obj.LSym, add int64) {
  2648  	if sym == nil {
  2649  		c.ctxt.Diag("require symbol to apply relocation")
  2650  	}
  2651  	offset := int64(2) // relocation offset from start of instruction
  2652  	c.cursym.AddRel(c.ctxt, obj.Reloc{
  2653  		Type: objabi.R_PCRELDBL,
  2654  		Off:  int32(c.pc + offset),
  2655  		Siz:  4,
  2656  		Sym:  sym,
  2657  		Add:  add + offset + 4,
  2658  	})
  2659  }
  2660  
  2661  func (c *ctxtz) addrilrelocoffset(sym *obj.LSym, add, offset int64) {
  2662  	if sym == nil {
  2663  		c.ctxt.Diag("require symbol to apply relocation")
  2664  	}
  2665  	offset += int64(2) // relocation offset from start of instruction
  2666  	c.cursym.AddRel(c.ctxt, obj.Reloc{
  2667  		Type: objabi.R_PCRELDBL,
  2668  		Off:  int32(c.pc + offset),
  2669  		Siz:  4,
  2670  		Sym:  sym,
  2671  		Add:  add + offset + 4,
  2672  	})
  2673  }
  2674  
  2675  // Add a CALL relocation for the immediate in a RIL style instruction.
  2676  // The addend will be adjusted as required.
  2677  func (c *ctxtz) addcallreloc(sym *obj.LSym, add int64) {
  2678  	if sym == nil {
  2679  		c.ctxt.Diag("require symbol to apply relocation")
  2680  	}
  2681  	offset := int64(2) // relocation offset from start of instruction
  2682  	c.cursym.AddRel(c.ctxt, obj.Reloc{
  2683  		Type: objabi.R_CALL,
  2684  		Off:  int32(c.pc + offset),
  2685  		Siz:  4,
  2686  		Sym:  sym,
  2687  		Add:  add + offset + int64(4),
  2688  	})
  2689  }
  2690  
  2691  func (c *ctxtz) branchMask(p *obj.Prog) CCMask {
  2692  	switch p.As {
  2693  	case ABRC, ALOCR, ALOCGR,
  2694  		ACRJ, ACGRJ, ACIJ, ACGIJ,
  2695  		ACLRJ, ACLGRJ, ACLIJ, ACLGIJ:
  2696  		return CCMask(p.From.Offset)
  2697  	case ABEQ, ACMPBEQ, ACMPUBEQ, AMOVDEQ:
  2698  		return Equal
  2699  	case ABGE, ACMPBGE, ACMPUBGE, AMOVDGE:
  2700  		return GreaterOrEqual
  2701  	case ABGT, ACMPBGT, ACMPUBGT, AMOVDGT:
  2702  		return Greater
  2703  	case ABLE, ACMPBLE, ACMPUBLE, AMOVDLE:
  2704  		return LessOrEqual
  2705  	case ABLT, ACMPBLT, ACMPUBLT, AMOVDLT:
  2706  		return Less
  2707  	case ABNE, ACMPBNE, ACMPUBNE, AMOVDNE:
  2708  		return NotEqual
  2709  	case ABLEU: // LE or unordered
  2710  		return NotGreater
  2711  	case ABLTU: // LT or unordered
  2712  		return LessOrUnordered
  2713  	case ABVC:
  2714  		return Never // needs extra instruction
  2715  	case ABVS:
  2716  		return Unordered
  2717  	}
  2718  	c.ctxt.Diag("unknown conditional branch %v", p.As)
  2719  	return Always
  2720  }
  2721  
  2722  func regtmp(p *obj.Prog) uint32 {
  2723  	p.Mark |= USETMP
  2724  	return REGTMP
  2725  }
  2726  
  2727  func (c *ctxtz) asmout(p *obj.Prog, asm *[]byte) {
  2728  	o := c.oplook(p)
  2729  
  2730  	if o == nil {
  2731  		return
  2732  	}
  2733  
  2734  	// If REGTMP is used in generated code, we need to set USETMP on p.Mark.
  2735  	// So we use regtmp(p) for REGTMP.
  2736  
  2737  	switch o.i {
  2738  	default:
  2739  		c.ctxt.Diag("unknown index %d", o.i)
  2740  
  2741  	case 0: // PSEUDO OPS
  2742  		break
  2743  
  2744  	case 1: // mov reg reg
  2745  		switch p.As {
  2746  		default:
  2747  			c.ctxt.Diag("unhandled operation: %v", p.As)
  2748  		case AMOVD:
  2749  			zRRE(op_LGR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2750  		// sign extend
  2751  		case AMOVW:
  2752  			zRRE(op_LGFR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2753  		case AMOVH:
  2754  			zRRE(op_LGHR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2755  		case AMOVB:
  2756  			zRRE(op_LGBR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2757  		// zero extend
  2758  		case AMOVWZ:
  2759  			zRRE(op_LLGFR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2760  		case AMOVHZ:
  2761  			zRRE(op_LLGHR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2762  		case AMOVBZ:
  2763  			zRRE(op_LLGCR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2764  		// reverse bytes
  2765  		case AMOVDBR:
  2766  			zRRE(op_LRVGR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2767  		case AMOVWBR:
  2768  			zRRE(op_LRVR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2769  		// floating point
  2770  		case AFMOVD, AFMOVS:
  2771  			zRR(op_LDR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2772  		}
  2773  
  2774  	case 2: // arithmetic op reg [reg] reg
  2775  		r := p.Reg
  2776  		if r == 0 {
  2777  			r = p.To.Reg
  2778  		}
  2779  
  2780  		var opcode uint32
  2781  
  2782  		switch p.As {
  2783  		default:
  2784  			c.ctxt.Diag("invalid opcode")
  2785  		case AADD:
  2786  			opcode = op_AGRK
  2787  		case AADDC:
  2788  			opcode = op_ALGRK
  2789  		case AADDE:
  2790  			opcode = op_ALCGR
  2791  		case AADDW:
  2792  			opcode = op_ARK
  2793  		case AMULLW:
  2794  			opcode = op_MSGFR
  2795  		case AMULLD:
  2796  			opcode = op_MSGR
  2797  		case ADIVW, AMODW:
  2798  			opcode = op_DSGFR
  2799  		case ADIVWU, AMODWU:
  2800  			opcode = op_DLR
  2801  		case ADIVD, AMODD:
  2802  			opcode = op_DSGR
  2803  		case ADIVDU, AMODDU:
  2804  			opcode = op_DLGR
  2805  		}
  2806  
  2807  		switch p.As {
  2808  		default:
  2809  
  2810  		case AADD, AADDC, AADDW:
  2811  			if p.As == AADDW && r == p.To.Reg {
  2812  				zRR(op_AR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2813  			} else {
  2814  				zRRF(opcode, uint32(p.From.Reg), 0, uint32(p.To.Reg), uint32(r), asm)
  2815  			}
  2816  
  2817  		case AADDE, AMULLW, AMULLD:
  2818  			if r == p.To.Reg {
  2819  				zRRE(opcode, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2820  			} else if p.From.Reg == p.To.Reg {
  2821  				zRRE(opcode, uint32(p.To.Reg), uint32(r), asm)
  2822  			} else {
  2823  				zRRE(op_LGR, uint32(p.To.Reg), uint32(r), asm)
  2824  				zRRE(opcode, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2825  			}
  2826  
  2827  		case ADIVW, ADIVWU, ADIVD, ADIVDU:
  2828  			if p.As == ADIVWU || p.As == ADIVDU {
  2829  				zRI(op_LGHI, regtmp(p), 0, asm)
  2830  			}
  2831  			zRRE(op_LGR, REGTMP2, uint32(r), asm)
  2832  			zRRE(opcode, regtmp(p), uint32(p.From.Reg), asm)
  2833  			zRRE(op_LGR, uint32(p.To.Reg), REGTMP2, asm)
  2834  
  2835  		case AMODW, AMODWU, AMODD, AMODDU:
  2836  			if p.As == AMODWU || p.As == AMODDU {
  2837  				zRI(op_LGHI, regtmp(p), 0, asm)
  2838  			}
  2839  			zRRE(op_LGR, REGTMP2, uint32(r), asm)
  2840  			zRRE(opcode, regtmp(p), uint32(p.From.Reg), asm)
  2841  			zRRE(op_LGR, uint32(p.To.Reg), regtmp(p), asm)
  2842  
  2843  		}
  2844  
  2845  	case 3: // mov $constant reg
  2846  		v := c.vregoff(&p.From)
  2847  		switch p.As {
  2848  		case AMOVBZ:
  2849  			v = int64(uint8(v))
  2850  		case AMOVHZ:
  2851  			v = int64(uint16(v))
  2852  		case AMOVWZ:
  2853  			v = int64(uint32(v))
  2854  		case AMOVB:
  2855  			v = int64(int8(v))
  2856  		case AMOVH:
  2857  			v = int64(int16(v))
  2858  		case AMOVW:
  2859  			v = int64(int32(v))
  2860  		}
  2861  		if int64(int16(v)) == v {
  2862  			zRI(op_LGHI, uint32(p.To.Reg), uint32(v), asm)
  2863  		} else if v&0xffff0000 == v {
  2864  			zRI(op_LLILH, uint32(p.To.Reg), uint32(v>>16), asm)
  2865  		} else if v&0xffff00000000 == v {
  2866  			zRI(op_LLIHL, uint32(p.To.Reg), uint32(v>>32), asm)
  2867  		} else if uint64(v)&0xffff000000000000 == uint64(v) {
  2868  			zRI(op_LLIHH, uint32(p.To.Reg), uint32(v>>48), asm)
  2869  		} else if int64(int32(v)) == v {
  2870  			zRIL(_a, op_LGFI, uint32(p.To.Reg), uint32(v), asm)
  2871  		} else if int64(uint32(v)) == v {
  2872  			zRIL(_a, op_LLILF, uint32(p.To.Reg), uint32(v), asm)
  2873  		} else if uint64(v)&0xffffffff00000000 == uint64(v) {
  2874  			zRIL(_a, op_LLIHF, uint32(p.To.Reg), uint32(v>>32), asm)
  2875  		} else {
  2876  			zRIL(_a, op_LLILF, uint32(p.To.Reg), uint32(v), asm)
  2877  			zRIL(_a, op_IIHF, uint32(p.To.Reg), uint32(v>>32), asm)
  2878  		}
  2879  
  2880  	case 4: // multiply high (a*b)>>64
  2881  		r := p.Reg
  2882  		if r == 0 {
  2883  			r = p.To.Reg
  2884  		}
  2885  		zRRE(op_LGR, REGTMP2, uint32(r), asm)
  2886  		zRRE(op_MLGR, regtmp(p), uint32(p.From.Reg), asm)
  2887  		switch p.As {
  2888  		case AMULHDU:
  2889  			// Unsigned: move result into correct register.
  2890  			zRRE(op_LGR, uint32(p.To.Reg), regtmp(p), asm)
  2891  		case AMULHD:
  2892  			// Signed: need to convert result.
  2893  			// See Hacker's Delight 8-3.
  2894  			zRSY(op_SRAG, REGTMP2, uint32(p.From.Reg), 0, 63, asm)
  2895  			zRRE(op_NGR, REGTMP2, uint32(r), asm)
  2896  			zRRE(op_SGR, regtmp(p), REGTMP2, asm)
  2897  			zRSY(op_SRAG, REGTMP2, uint32(r), 0, 63, asm)
  2898  			zRRE(op_NGR, REGTMP2, uint32(p.From.Reg), asm)
  2899  			zRRF(op_SGRK, REGTMP2, 0, uint32(p.To.Reg), regtmp(p), asm)
  2900  		}
  2901  
  2902  	case 5: // syscall
  2903  		zI(op_SVC, 0, asm)
  2904  
  2905  	case 6: // logical op reg [reg] reg
  2906  		var oprr, oprre, oprrf uint32
  2907  		switch p.As {
  2908  		case AAND:
  2909  			oprre = op_NGR
  2910  			oprrf = op_NGRK
  2911  		case AANDW:
  2912  			oprr = op_NR
  2913  			oprrf = op_NRK
  2914  		case AOR:
  2915  			oprre = op_OGR
  2916  			oprrf = op_OGRK
  2917  		case AORW:
  2918  			oprr = op_OR
  2919  			oprrf = op_ORK
  2920  		case AXOR:
  2921  			oprre = op_XGR
  2922  			oprrf = op_XGRK
  2923  		case AXORW:
  2924  			oprr = op_XR
  2925  			oprrf = op_XRK
  2926  		}
  2927  		if p.Reg == 0 {
  2928  			if oprr != 0 {
  2929  				zRR(oprr, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2930  			} else {
  2931  				zRRE(oprre, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2932  			}
  2933  		} else {
  2934  			zRRF(oprrf, uint32(p.Reg), 0, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2935  		}
  2936  
  2937  	case 7: // shift/rotate reg [reg] reg
  2938  		d2 := c.vregoff(&p.From)
  2939  		b2 := p.From.Reg
  2940  		r3 := p.Reg
  2941  		if r3 == 0 {
  2942  			r3 = p.To.Reg
  2943  		}
  2944  		r1 := p.To.Reg
  2945  		var opcode uint32
  2946  		switch p.As {
  2947  		default:
  2948  		case ASLD:
  2949  			opcode = op_SLLG
  2950  		case ASRD:
  2951  			opcode = op_SRLG
  2952  		case ASLW:
  2953  			opcode = op_SLLK
  2954  		case ASRW:
  2955  			opcode = op_SRLK
  2956  		case ARLL:
  2957  			opcode = op_RLL
  2958  		case ARLLG:
  2959  			opcode = op_RLLG
  2960  		case ASRAW:
  2961  			opcode = op_SRAK
  2962  		case ASRAD:
  2963  			opcode = op_SRAG
  2964  		}
  2965  		zRSY(opcode, uint32(r1), uint32(r3), uint32(b2), uint32(d2), asm)
  2966  
  2967  	case 8: // find leftmost one
  2968  		if p.To.Reg&1 != 0 {
  2969  			c.ctxt.Diag("target must be an even-numbered register")
  2970  		}
  2971  		// FLOGR also writes a mask to p.To.Reg+1.
  2972  		zRRE(op_FLOGR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2973  
  2974  	case 9: // population count
  2975  		zRRE(op_POPCNT, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2976  
  2977  	case 10: // subtract reg [reg] reg
  2978  		r := int(p.Reg)
  2979  
  2980  		switch p.As {
  2981  		default:
  2982  		case ASUB:
  2983  			if r == 0 {
  2984  				zRRE(op_SGR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2985  			} else {
  2986  				zRRF(op_SGRK, uint32(p.From.Reg), 0, uint32(p.To.Reg), uint32(r), asm)
  2987  			}
  2988  		case ASUBC:
  2989  			if r == 0 {
  2990  				zRRE(op_SLGR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  2991  			} else {
  2992  				zRRF(op_SLGRK, uint32(p.From.Reg), 0, uint32(p.To.Reg), uint32(r), asm)
  2993  			}
  2994  		case ASUBE:
  2995  			if r == 0 {
  2996  				r = int(p.To.Reg)
  2997  			}
  2998  			if r == int(p.To.Reg) {
  2999  				zRRE(op_SLBGR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  3000  			} else if p.From.Reg == p.To.Reg {
  3001  				zRRE(op_LGR, regtmp(p), uint32(p.From.Reg), asm)
  3002  				zRRE(op_LGR, uint32(p.To.Reg), uint32(r), asm)
  3003  				zRRE(op_SLBGR, uint32(p.To.Reg), regtmp(p), asm)
  3004  			} else {
  3005  				zRRE(op_LGR, uint32(p.To.Reg), uint32(r), asm)
  3006  				zRRE(op_SLBGR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  3007  			}
  3008  		case ASUBW:
  3009  			if r == 0 {
  3010  				zRR(op_SR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  3011  			} else {
  3012  				zRRF(op_SRK, uint32(p.From.Reg), 0, uint32(p.To.Reg), uint32(r), asm)
  3013  			}
  3014  		}
  3015  
  3016  	case 11: // br/bl
  3017  		v := int32(0)
  3018  
  3019  		if p.To.Target() != nil {
  3020  			v = int32((p.To.Target().Pc - p.Pc) >> 1)
  3021  		}
  3022  
  3023  		if p.As == ABR && p.To.Sym == nil && int32(int16(v)) == v {
  3024  			zRI(op_BRC, 0xF, uint32(v), asm)
  3025  		} else {
  3026  			if p.As == ABL {
  3027  				zRIL(_b, op_BRASL, uint32(REG_LR), uint32(v), asm)
  3028  			} else {
  3029  				zRIL(_c, op_BRCL, 0xF, uint32(v), asm)
  3030  			}
  3031  			if p.To.Sym != nil {
  3032  				c.addcallreloc(p.To.Sym, p.To.Offset)
  3033  			}
  3034  		}
  3035  
  3036  	case 12:
  3037  		r1 := p.To.Reg
  3038  		d2 := c.vregoff(&p.From)
  3039  		b2 := p.From.Reg
  3040  		if b2 == 0 {
  3041  			b2 = REGSP
  3042  		}
  3043  		x2 := p.From.Index
  3044  		if -DISP20/2 > d2 || d2 >= DISP20/2 {
  3045  			zRIL(_a, op_LGFI, regtmp(p), uint32(d2), asm)
  3046  			if x2 != 0 {
  3047  				zRX(op_LA, regtmp(p), regtmp(p), uint32(x2), 0, asm)
  3048  			}
  3049  			x2 = int16(regtmp(p))
  3050  			d2 = 0
  3051  		}
  3052  		var opx, opxy uint32
  3053  		switch p.As {
  3054  		case AADD:
  3055  			opxy = op_AG
  3056  		case AADDC:
  3057  			opxy = op_ALG
  3058  		case AADDE:
  3059  			opxy = op_ALCG
  3060  		case AADDW:
  3061  			opx = op_A
  3062  			opxy = op_AY
  3063  		case AMULLW:
  3064  			opx = op_MS
  3065  			opxy = op_MSY
  3066  		case AMULLD:
  3067  			opxy = op_MSG
  3068  		case ASUB:
  3069  			opxy = op_SG
  3070  		case ASUBC:
  3071  			opxy = op_SLG
  3072  		case ASUBE:
  3073  			opxy = op_SLBG
  3074  		case ASUBW:
  3075  			opx = op_S
  3076  			opxy = op_SY
  3077  		case AAND:
  3078  			opxy = op_NG
  3079  		case AANDW:
  3080  			opx = op_N
  3081  			opxy = op_NY
  3082  		case AOR:
  3083  			opxy = op_OG
  3084  		case AORW:
  3085  			opx = op_O
  3086  			opxy = op_OY
  3087  		case AXOR:
  3088  			opxy = op_XG
  3089  		case AXORW:
  3090  			opx = op_X
  3091  			opxy = op_XY
  3092  		}
  3093  		if opx != 0 && 0 <= d2 && d2 < DISP12 {
  3094  			zRX(opx, uint32(r1), uint32(x2), uint32(b2), uint32(d2), asm)
  3095  		} else {
  3096  			zRXY(opxy, uint32(r1), uint32(x2), uint32(b2), uint32(d2), asm)
  3097  		}
  3098  
  3099  	case 13: // rotate, followed by operation
  3100  		r1 := p.To.Reg
  3101  		r2 := p.RestArgs[2].Reg
  3102  		i3 := uint8(p.From.Offset)        // start
  3103  		i4 := uint8(p.RestArgs[0].Offset) // end
  3104  		i5 := uint8(p.RestArgs[1].Offset) // rotate amount
  3105  		switch p.As {
  3106  		case ARNSBGT, ARXSBGT, AROSBGT:
  3107  			i3 |= 0x80 // test-results
  3108  		case ARISBGZ, ARISBGNZ, ARISBHGZ, ARISBLGZ:
  3109  			i4 |= 0x80 // zero-remaining-bits
  3110  		}
  3111  		var opcode uint32
  3112  		switch p.As {
  3113  		case ARNSBG, ARNSBGT:
  3114  			opcode = op_RNSBG
  3115  		case ARXSBG, ARXSBGT:
  3116  			opcode = op_RXSBG
  3117  		case AROSBG, AROSBGT:
  3118  			opcode = op_ROSBG
  3119  		case ARISBG, ARISBGZ:
  3120  			opcode = op_RISBG
  3121  		case ARISBGN, ARISBGNZ:
  3122  			opcode = op_RISBGN
  3123  		case ARISBHG, ARISBHGZ:
  3124  			opcode = op_RISBHG
  3125  		case ARISBLG, ARISBLGZ:
  3126  			opcode = op_RISBLG
  3127  		}
  3128  		zRIE(_f, uint32(opcode), uint32(r1), uint32(r2), 0, uint32(i3), uint32(i4), 0, uint32(i5), asm)
  3129  
  3130  	case 15: // br/bl (reg)
  3131  		r := p.To.Reg
  3132  		if p.As == ABCL || p.As == ABL {
  3133  			zRR(op_BASR, uint32(REG_LR), uint32(r), asm)
  3134  		} else {
  3135  			zRR(op_BCR, uint32(Always), uint32(r), asm)
  3136  		}
  3137  
  3138  	case 16: // conditional branch
  3139  		v := int32(0)
  3140  		if p.To.Target() != nil {
  3141  			v = int32((p.To.Target().Pc - p.Pc) >> 1)
  3142  		}
  3143  		mask := uint32(c.branchMask(p))
  3144  		if p.To.Sym == nil && int32(int16(v)) == v {
  3145  			zRI(op_BRC, mask, uint32(v), asm)
  3146  		} else {
  3147  			zRIL(_c, op_BRCL, mask, uint32(v), asm)
  3148  		}
  3149  		if p.To.Sym != nil {
  3150  			c.addrilreloc(p.To.Sym, p.To.Offset)
  3151  		}
  3152  
  3153  	case 17: // move on condition
  3154  		m3 := uint32(c.branchMask(p))
  3155  		zRRF(op_LOCGR, m3, 0, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  3156  
  3157  	case 18: // br/bl reg
  3158  		if p.As == ABL {
  3159  			zRR(op_BASR, uint32(REG_LR), uint32(p.To.Reg), asm)
  3160  		} else {
  3161  			zRR(op_BCR, uint32(Always), uint32(p.To.Reg), asm)
  3162  		}
  3163  
  3164  	case 19: // mov $sym+n(SB) reg
  3165  		d := c.vregoff(&p.From)
  3166  		zRIL(_b, op_LARL, uint32(p.To.Reg), 0, asm)
  3167  		if d&1 != 0 {
  3168  			zRX(op_LA, uint32(p.To.Reg), uint32(p.To.Reg), 0, 1, asm)
  3169  			d -= 1
  3170  		}
  3171  		c.addrilreloc(p.From.Sym, d)
  3172  
  3173  	case 21: // subtract $constant [reg] reg
  3174  		v := c.vregoff(&p.From)
  3175  		r := p.Reg
  3176  		if r == 0 {
  3177  			r = p.To.Reg
  3178  		}
  3179  		switch p.As {
  3180  		case ASUB:
  3181  			zRIL(_a, op_LGFI, uint32(regtmp(p)), uint32(v), asm)
  3182  			zRRF(op_SLGRK, uint32(regtmp(p)), 0, uint32(p.To.Reg), uint32(r), asm)
  3183  		case ASUBC:
  3184  			if r != p.To.Reg {
  3185  				zRRE(op_LGR, uint32(p.To.Reg), uint32(r), asm)
  3186  			}
  3187  			zRIL(_a, op_SLGFI, uint32(p.To.Reg), uint32(v), asm)
  3188  		case ASUBW:
  3189  			if r != p.To.Reg {
  3190  				zRR(op_LR, uint32(p.To.Reg), uint32(r), asm)
  3191  			}
  3192  			zRIL(_a, op_SLFI, uint32(p.To.Reg), uint32(v), asm)
  3193  		}
  3194  
  3195  	case 22: // add/multiply $constant [reg] reg
  3196  		v := c.vregoff(&p.From)
  3197  		r := p.Reg
  3198  		if r == 0 {
  3199  			r = p.To.Reg
  3200  		}
  3201  		var opri, opril, oprie uint32
  3202  		switch p.As {
  3203  		case AADD:
  3204  			opri = op_AGHI
  3205  			opril = op_AGFI
  3206  			oprie = op_AGHIK
  3207  		case AADDC:
  3208  			opril = op_ALGFI
  3209  			oprie = op_ALGHSIK
  3210  		case AADDW:
  3211  			opri = op_AHI
  3212  			opril = op_AFI
  3213  			oprie = op_AHIK
  3214  		case AMULLW:
  3215  			opri = op_MHI
  3216  			opril = op_MSFI
  3217  		case AMULLD:
  3218  			opri = op_MGHI
  3219  			opril = op_MSGFI
  3220  		}
  3221  		if r != p.To.Reg && (oprie == 0 || int64(int16(v)) != v) {
  3222  			switch p.As {
  3223  			case AADD, AADDC, AMULLD:
  3224  				zRRE(op_LGR, uint32(p.To.Reg), uint32(r), asm)
  3225  			case AADDW, AMULLW:
  3226  				zRR(op_LR, uint32(p.To.Reg), uint32(r), asm)
  3227  			}
  3228  			r = p.To.Reg
  3229  		}
  3230  		if opri != 0 && r == p.To.Reg && int64(int16(v)) == v {
  3231  			zRI(opri, uint32(p.To.Reg), uint32(v), asm)
  3232  		} else if oprie != 0 && int64(int16(v)) == v {
  3233  			zRIE(_d, oprie, uint32(p.To.Reg), uint32(r), uint32(v), 0, 0, 0, 0, asm)
  3234  		} else {
  3235  			zRIL(_a, opril, uint32(p.To.Reg), uint32(v), asm)
  3236  		}
  3237  
  3238  	case 23: // 64-bit logical op $constant reg
  3239  		// TODO(mundaym): merge with case 24.
  3240  		v := c.vregoff(&p.From)
  3241  		switch p.As {
  3242  		default:
  3243  			c.ctxt.Diag("%v is not supported", p)
  3244  		case AAND:
  3245  			if v >= 0 { // needs zero extend
  3246  				zRIL(_a, op_LGFI, regtmp(p), uint32(v), asm)
  3247  				zRRE(op_NGR, uint32(p.To.Reg), regtmp(p), asm)
  3248  			} else if int64(int16(v)) == v {
  3249  				zRI(op_NILL, uint32(p.To.Reg), uint32(v), asm)
  3250  			} else { //  r.To.Reg & 0xffffffff00000000 & uint32(v)
  3251  				zRIL(_a, op_NILF, uint32(p.To.Reg), uint32(v), asm)
  3252  			}
  3253  		case AOR:
  3254  			if int64(uint32(v)) != v { // needs sign extend
  3255  				zRIL(_a, op_LGFI, regtmp(p), uint32(v), asm)
  3256  				zRRE(op_OGR, uint32(p.To.Reg), regtmp(p), asm)
  3257  			} else if int64(uint16(v)) == v {
  3258  				zRI(op_OILL, uint32(p.To.Reg), uint32(v), asm)
  3259  			} else {
  3260  				zRIL(_a, op_OILF, uint32(p.To.Reg), uint32(v), asm)
  3261  			}
  3262  		case AXOR:
  3263  			if int64(uint32(v)) != v { // needs sign extend
  3264  				zRIL(_a, op_LGFI, regtmp(p), uint32(v), asm)
  3265  				zRRE(op_XGR, uint32(p.To.Reg), regtmp(p), asm)
  3266  			} else {
  3267  				zRIL(_a, op_XILF, uint32(p.To.Reg), uint32(v), asm)
  3268  			}
  3269  		}
  3270  
  3271  	case 24: // 32-bit logical op $constant reg
  3272  		v := c.vregoff(&p.From)
  3273  		switch p.As {
  3274  		case AANDW:
  3275  			if uint32(v&0xffff0000) == 0xffff0000 {
  3276  				zRI(op_NILL, uint32(p.To.Reg), uint32(v), asm)
  3277  			} else if uint32(v&0x0000ffff) == 0x0000ffff {
  3278  				zRI(op_NILH, uint32(p.To.Reg), uint32(v)>>16, asm)
  3279  			} else {
  3280  				zRIL(_a, op_NILF, uint32(p.To.Reg), uint32(v), asm)
  3281  			}
  3282  		case AORW:
  3283  			if uint32(v&0xffff0000) == 0 {
  3284  				zRI(op_OILL, uint32(p.To.Reg), uint32(v), asm)
  3285  			} else if uint32(v&0x0000ffff) == 0 {
  3286  				zRI(op_OILH, uint32(p.To.Reg), uint32(v)>>16, asm)
  3287  			} else {
  3288  				zRIL(_a, op_OILF, uint32(p.To.Reg), uint32(v), asm)
  3289  			}
  3290  		case AXORW:
  3291  			zRIL(_a, op_XILF, uint32(p.To.Reg), uint32(v), asm)
  3292  		}
  3293  
  3294  	case 25: // load on condition (register)
  3295  		m3 := uint32(c.branchMask(p))
  3296  		var opcode uint32
  3297  		switch p.As {
  3298  		case ALOCR:
  3299  			opcode = op_LOCR
  3300  		case ALOCGR:
  3301  			opcode = op_LOCGR
  3302  		}
  3303  		zRRF(opcode, m3, 0, uint32(p.To.Reg), uint32(p.Reg), asm)
  3304  
  3305  	case 26: // MOVD $offset(base)(index), reg
  3306  		v := c.regoff(&p.From)
  3307  		r := p.From.Reg
  3308  		if r == 0 {
  3309  			r = REGSP
  3310  		}
  3311  		i := p.From.Index
  3312  		if v >= 0 && v < DISP12 {
  3313  			zRX(op_LA, uint32(p.To.Reg), uint32(r), uint32(i), uint32(v), asm)
  3314  		} else if v >= -DISP20/2 && v < DISP20/2 {
  3315  			zRXY(op_LAY, uint32(p.To.Reg), uint32(r), uint32(i), uint32(v), asm)
  3316  		} else {
  3317  			zRIL(_a, op_LGFI, regtmp(p), uint32(v), asm)
  3318  			zRX(op_LA, uint32(p.To.Reg), uint32(r), regtmp(p), uint32(i), asm)
  3319  		}
  3320  
  3321  	case 31: // dword
  3322  		wd := uint64(c.vregoff(&p.From))
  3323  		*asm = append(*asm,
  3324  			uint8(wd>>56),
  3325  			uint8(wd>>48),
  3326  			uint8(wd>>40),
  3327  			uint8(wd>>32),
  3328  			uint8(wd>>24),
  3329  			uint8(wd>>16),
  3330  			uint8(wd>>8),
  3331  			uint8(wd))
  3332  
  3333  	case 32: // float op freg freg
  3334  		var opcode uint32
  3335  		switch p.As {
  3336  		default:
  3337  			c.ctxt.Diag("invalid opcode")
  3338  		case AFADD:
  3339  			opcode = op_ADBR
  3340  		case AFADDS:
  3341  			opcode = op_AEBR
  3342  		case AFDIV:
  3343  			opcode = op_DDBR
  3344  		case AFDIVS:
  3345  			opcode = op_DEBR
  3346  		case AFMUL:
  3347  			opcode = op_MDBR
  3348  		case AFMULS:
  3349  			opcode = op_MEEBR
  3350  		case AFSUB:
  3351  			opcode = op_SDBR
  3352  		case AFSUBS:
  3353  			opcode = op_SEBR
  3354  		}
  3355  		zRRE(opcode, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  3356  
  3357  	case 33: // float op [freg] freg
  3358  		r := p.From.Reg
  3359  		if oclass(&p.From) == C_NONE {
  3360  			r = p.To.Reg
  3361  		}
  3362  		var opcode uint32
  3363  		switch p.As {
  3364  		default:
  3365  		case AFABS:
  3366  			opcode = op_LPDBR
  3367  		case AFNABS:
  3368  			opcode = op_LNDBR
  3369  		case ALPDFR:
  3370  			opcode = op_LPDFR
  3371  		case ALNDFR:
  3372  			opcode = op_LNDFR
  3373  		case AFNEG:
  3374  			opcode = op_LCDFR
  3375  		case AFNEGS:
  3376  			opcode = op_LCEBR
  3377  		case ALCDBR:
  3378  			opcode = op_LCDBR
  3379  		case ALEDBR:
  3380  			opcode = op_LEDBR
  3381  		case ALDEBR:
  3382  			opcode = op_LDEBR
  3383  		case AFSQRT:
  3384  			opcode = op_SQDBR
  3385  		case AFSQRTS:
  3386  			opcode = op_SQEBR
  3387  		}
  3388  		zRRE(opcode, uint32(p.To.Reg), uint32(r), asm)
  3389  
  3390  	case 34: // float multiply-add freg freg freg
  3391  		var opcode uint32
  3392  		switch p.As {
  3393  		default:
  3394  			c.ctxt.Diag("invalid opcode")
  3395  		case AFMADD:
  3396  			opcode = op_MADBR
  3397  		case AFMADDS:
  3398  			opcode = op_MAEBR
  3399  		case AFMSUB:
  3400  			opcode = op_MSDBR
  3401  		case AFMSUBS:
  3402  			opcode = op_MSEBR
  3403  		}
  3404  		zRRD(opcode, uint32(p.To.Reg), uint32(p.From.Reg), uint32(p.Reg), asm)
  3405  
  3406  	case 35: // mov reg mem (no relocation)
  3407  		d2 := c.regoff(&p.To)
  3408  		b2 := p.To.Reg
  3409  		if b2 == 0 {
  3410  			b2 = REGSP
  3411  		}
  3412  		x2 := p.To.Index
  3413  		if d2 < -DISP20/2 || d2 >= DISP20/2 {
  3414  			zRIL(_a, op_LGFI, regtmp(p), uint32(d2), asm)
  3415  			if x2 != 0 {
  3416  				zRX(op_LA, regtmp(p), regtmp(p), uint32(x2), 0, asm)
  3417  			}
  3418  			x2 = int16(regtmp(p))
  3419  			d2 = 0
  3420  		}
  3421  		// Emits an RX instruction if an appropriate one exists and the displacement fits in 12 bits. Otherwise use an RXY instruction.
  3422  		if op, ok := c.zopstore12(p.As); ok && isU12(d2) {
  3423  			zRX(op, uint32(p.From.Reg), uint32(x2), uint32(b2), uint32(d2), asm)
  3424  		} else {
  3425  			zRXY(c.zopstore(p.As), uint32(p.From.Reg), uint32(x2), uint32(b2), uint32(d2), asm)
  3426  		}
  3427  
  3428  	case 36: // mov mem reg (no relocation)
  3429  		d2 := c.regoff(&p.From)
  3430  		b2 := p.From.Reg
  3431  		if b2 == 0 {
  3432  			b2 = REGSP
  3433  		}
  3434  		x2 := p.From.Index
  3435  		if d2 < -DISP20/2 || d2 >= DISP20/2 {
  3436  			zRIL(_a, op_LGFI, regtmp(p), uint32(d2), asm)
  3437  			if x2 != 0 {
  3438  				zRX(op_LA, regtmp(p), regtmp(p), uint32(x2), 0, asm)
  3439  			}
  3440  			x2 = int16(regtmp(p))
  3441  			d2 = 0
  3442  		}
  3443  		// Emits an RX instruction if an appropriate one exists and the displacement fits in 12 bits. Otherwise use an RXY instruction.
  3444  		if op, ok := c.zopload12(p.As); ok && isU12(d2) {
  3445  			zRX(op, uint32(p.To.Reg), uint32(x2), uint32(b2), uint32(d2), asm)
  3446  		} else {
  3447  			zRXY(c.zopload(p.As), uint32(p.To.Reg), uint32(x2), uint32(b2), uint32(d2), asm)
  3448  		}
  3449  
  3450  	case 40: // word/byte
  3451  		wd := uint32(c.regoff(&p.From))
  3452  		if p.As == AWORD { //WORD
  3453  			*asm = append(*asm, uint8(wd>>24), uint8(wd>>16), uint8(wd>>8), uint8(wd))
  3454  		} else { //BYTE
  3455  			*asm = append(*asm, uint8(wd))
  3456  		}
  3457  
  3458  	case 41: // branch on count
  3459  		r1 := p.From.Reg
  3460  		ri2 := (p.To.Target().Pc - p.Pc) >> 1
  3461  		if int64(int16(ri2)) != ri2 {
  3462  			c.ctxt.Diag("branch target too far away")
  3463  		}
  3464  		var opcode uint32
  3465  		switch p.As {
  3466  		case ABRCT:
  3467  			opcode = op_BRCT
  3468  		case ABRCTG:
  3469  			opcode = op_BRCTG
  3470  		}
  3471  		zRI(opcode, uint32(r1), uint32(ri2), asm)
  3472  
  3473  	case 47: // negate [reg] reg
  3474  		r := p.From.Reg
  3475  		if r == 0 {
  3476  			r = p.To.Reg
  3477  		}
  3478  		switch p.As {
  3479  		case ANEG:
  3480  			zRRE(op_LCGR, uint32(p.To.Reg), uint32(r), asm)
  3481  		case ANEGW:
  3482  			zRRE(op_LCGFR, uint32(p.To.Reg), uint32(r), asm)
  3483  		}
  3484  
  3485  	case 48: // floating-point round to integer
  3486  		m3 := c.vregoff(&p.From)
  3487  		if 0 > m3 || m3 > 7 {
  3488  			c.ctxt.Diag("mask (%v) must be in the range [0, 7]", m3)
  3489  		}
  3490  		var opcode uint32
  3491  		switch p.As {
  3492  		case AFIEBR:
  3493  			opcode = op_FIEBR
  3494  		case AFIDBR:
  3495  			opcode = op_FIDBR
  3496  		}
  3497  		zRRF(opcode, uint32(m3), 0, uint32(p.To.Reg), uint32(p.Reg), asm)
  3498  
  3499  	case 49: // copysign
  3500  		zRRF(op_CPSDR, uint32(p.From.Reg), 0, uint32(p.To.Reg), uint32(p.Reg), asm)
  3501  
  3502  	case 50: // load and test
  3503  		var opcode uint32
  3504  		switch p.As {
  3505  		case ALTEBR:
  3506  			opcode = op_LTEBR
  3507  		case ALTDBR:
  3508  			opcode = op_LTDBR
  3509  		}
  3510  		zRRE(opcode, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  3511  
  3512  	case 51: // test data class (immediate only)
  3513  		var opcode uint32
  3514  		switch p.As {
  3515  		case ATCEB:
  3516  			opcode = op_TCEB
  3517  		case ATCDB:
  3518  			opcode = op_TCDB
  3519  		}
  3520  		d2 := c.regoff(&p.To)
  3521  		zRXE(opcode, uint32(p.From.Reg), 0, 0, uint32(d2), 0, asm)
  3522  
  3523  	case 62: // equivalent of Mul64 in math/bits
  3524  		zRRE(op_MLGR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  3525  
  3526  	case 66:
  3527  		zRR(op_BCR, uint32(Never), 0, asm)
  3528  
  3529  	case 67: // fmov $0 freg
  3530  		var opcode uint32
  3531  		switch p.As {
  3532  		case AFMOVS:
  3533  			opcode = op_LZER
  3534  		case AFMOVD:
  3535  			opcode = op_LZDR
  3536  		}
  3537  		zRRE(opcode, uint32(p.To.Reg), 0, asm)
  3538  
  3539  	case 68: // movw areg reg
  3540  		zRRE(op_EAR, uint32(p.To.Reg), uint32(p.From.Reg-REG_AR0), asm)
  3541  
  3542  	case 69: // movw reg areg
  3543  		zRRE(op_SAR, uint32(p.To.Reg-REG_AR0), uint32(p.From.Reg), asm)
  3544  
  3545  	case 70: // cmp reg reg
  3546  		if p.As == ACMPW || p.As == ACMPWU {
  3547  			zRR(c.zoprr(p.As), uint32(p.From.Reg), uint32(p.To.Reg), asm)
  3548  		} else {
  3549  			zRRE(c.zoprre(p.As), uint32(p.From.Reg), uint32(p.To.Reg), asm)
  3550  		}
  3551  
  3552  	case 71: // cmp reg $constant
  3553  		v := c.vregoff(&p.To)
  3554  		switch p.As {
  3555  		case ACMP, ACMPW:
  3556  			if int64(int32(v)) != v {
  3557  				c.ctxt.Diag("%v overflows an int32", v)
  3558  			}
  3559  		case ACMPU, ACMPWU:
  3560  			if int64(uint32(v)) != v {
  3561  				c.ctxt.Diag("%v overflows a uint32", v)
  3562  			}
  3563  		}
  3564  		if p.As == ACMP && int64(int16(v)) == v {
  3565  			zRI(op_CGHI, uint32(p.From.Reg), uint32(v), asm)
  3566  		} else if p.As == ACMPW && int64(int16(v)) == v {
  3567  			zRI(op_CHI, uint32(p.From.Reg), uint32(v), asm)
  3568  		} else {
  3569  			zRIL(_a, c.zopril(p.As), uint32(p.From.Reg), uint32(v), asm)
  3570  		}
  3571  
  3572  	case 72: // mov $constant mem
  3573  		v := c.regoff(&p.From)
  3574  		d := c.regoff(&p.To)
  3575  		r := p.To.Reg
  3576  		if p.To.Index != 0 {
  3577  			c.ctxt.Diag("cannot use index register")
  3578  		}
  3579  		if r == 0 {
  3580  			r = REGSP
  3581  		}
  3582  		var opcode uint32
  3583  		switch p.As {
  3584  		case AMOVD:
  3585  			opcode = op_MVGHI
  3586  		case AMOVW, AMOVWZ:
  3587  			opcode = op_MVHI
  3588  		case AMOVH, AMOVHZ:
  3589  			opcode = op_MVHHI
  3590  		case AMOVB, AMOVBZ:
  3591  			opcode = op_MVI
  3592  		}
  3593  		if d < 0 || d >= DISP12 {
  3594  			if r == int16(regtmp(p)) {
  3595  				c.ctxt.Diag("displacement must be in range [0, 4096) to use %v", r)
  3596  			}
  3597  			if d >= -DISP20/2 && d < DISP20/2 {
  3598  				if opcode == op_MVI {
  3599  					opcode = op_MVIY
  3600  				} else {
  3601  					zRXY(op_LAY, uint32(regtmp(p)), 0, uint32(r), uint32(d), asm)
  3602  					r = int16(regtmp(p))
  3603  					d = 0
  3604  				}
  3605  			} else {
  3606  				zRIL(_a, op_LGFI, regtmp(p), uint32(d), asm)
  3607  				zRX(op_LA, regtmp(p), regtmp(p), uint32(r), 0, asm)
  3608  				r = int16(regtmp(p))
  3609  				d = 0
  3610  			}
  3611  		}
  3612  		switch opcode {
  3613  		case op_MVI:
  3614  			zSI(opcode, uint32(v), uint32(r), uint32(d), asm)
  3615  		case op_MVIY:
  3616  			zSIY(opcode, uint32(v), uint32(r), uint32(d), asm)
  3617  		default:
  3618  			zSIL(opcode, uint32(r), uint32(d), uint32(v), asm)
  3619  		}
  3620  
  3621  	case 73: //Illegal opcode with SIGTRAP Exception
  3622  		zE(op_BRRK, asm)
  3623  
  3624  	case 74: // mov reg addr (including relocation)
  3625  		i2 := c.regoff(&p.To)
  3626  		switch p.As {
  3627  		case AMOVD:
  3628  			zRIL(_b, op_STGRL, uint32(p.From.Reg), 0, asm)
  3629  		case AMOVW, AMOVWZ: // The zero extension doesn't affect store instructions
  3630  			zRIL(_b, op_STRL, uint32(p.From.Reg), 0, asm)
  3631  		case AMOVH, AMOVHZ: // The zero extension doesn't affect store instructions
  3632  			zRIL(_b, op_STHRL, uint32(p.From.Reg), 0, asm)
  3633  		case AMOVB, AMOVBZ: // The zero extension doesn't affect store instructions
  3634  			zRIL(_b, op_LARL, regtmp(p), 0, asm)
  3635  			adj := uint32(0) // adjustment needed for odd addresses
  3636  			if i2&1 != 0 {
  3637  				i2 -= 1
  3638  				adj = 1
  3639  			}
  3640  			zRX(op_STC, uint32(p.From.Reg), 0, regtmp(p), adj, asm)
  3641  		case AFMOVD:
  3642  			zRIL(_b, op_LARL, regtmp(p), 0, asm)
  3643  			zRX(op_STD, uint32(p.From.Reg), 0, regtmp(p), 0, asm)
  3644  		case AFMOVS:
  3645  			zRIL(_b, op_LARL, regtmp(p), 0, asm)
  3646  			zRX(op_STE, uint32(p.From.Reg), 0, regtmp(p), 0, asm)
  3647  		}
  3648  		c.addrilreloc(p.To.Sym, int64(i2))
  3649  
  3650  	case 75: // mov addr reg (including relocation)
  3651  		i2 := c.regoff(&p.From)
  3652  		switch p.As {
  3653  		case AMOVD:
  3654  			if i2&1 != 0 {
  3655  				zRIL(_b, op_LARL, regtmp(p), 0, asm)
  3656  				zRXY(op_LG, uint32(p.To.Reg), regtmp(p), 0, 1, asm)
  3657  				i2 -= 1
  3658  			} else {
  3659  				zRIL(_b, op_LGRL, uint32(p.To.Reg), 0, asm)
  3660  			}
  3661  		case AMOVW:
  3662  			zRIL(_b, op_LGFRL, uint32(p.To.Reg), 0, asm)
  3663  		case AMOVWZ:
  3664  			zRIL(_b, op_LLGFRL, uint32(p.To.Reg), 0, asm)
  3665  		case AMOVH:
  3666  			zRIL(_b, op_LGHRL, uint32(p.To.Reg), 0, asm)
  3667  		case AMOVHZ:
  3668  			zRIL(_b, op_LLGHRL, uint32(p.To.Reg), 0, asm)
  3669  		case AMOVB, AMOVBZ:
  3670  			zRIL(_b, op_LARL, regtmp(p), 0, asm)
  3671  			adj := uint32(0) // adjustment needed for odd addresses
  3672  			if i2&1 != 0 {
  3673  				i2 -= 1
  3674  				adj = 1
  3675  			}
  3676  			switch p.As {
  3677  			case AMOVB:
  3678  				zRXY(op_LGB, uint32(p.To.Reg), 0, regtmp(p), adj, asm)
  3679  			case AMOVBZ:
  3680  				zRXY(op_LLGC, uint32(p.To.Reg), 0, regtmp(p), adj, asm)
  3681  			}
  3682  		case AFMOVD:
  3683  			zRIL(_a, op_LARL, regtmp(p), 0, asm)
  3684  			zRX(op_LD, uint32(p.To.Reg), 0, regtmp(p), 0, asm)
  3685  		case AFMOVS:
  3686  			zRIL(_a, op_LARL, regtmp(p), 0, asm)
  3687  			zRX(op_LE, uint32(p.To.Reg), 0, regtmp(p), 0, asm)
  3688  		}
  3689  		c.addrilreloc(p.From.Sym, int64(i2))
  3690  
  3691  	case 76: // set program mask
  3692  		zRR(op_SPM, uint32(p.From.Reg), 0, asm)
  3693  
  3694  	case 77: // syscall $constant
  3695  		if p.From.Offset > 255 || p.From.Offset < 1 {
  3696  			c.ctxt.Diag("illegal system call; system call number out of range: %v", p)
  3697  			zE(op_TRAP2, asm) // trap always
  3698  		} else {
  3699  			zI(op_SVC, uint32(p.From.Offset), asm)
  3700  		}
  3701  
  3702  	case 78: // undef
  3703  		// "An instruction consisting entirely of binary 0s is guaranteed
  3704  		// always to be an illegal instruction."
  3705  		*asm = append(*asm, 0, 0, 0, 0)
  3706  
  3707  	case 79: // compare and swap reg reg reg
  3708  		v := c.regoff(&p.To)
  3709  		if v < 0 {
  3710  			v = 0
  3711  		}
  3712  		if p.As == ACS {
  3713  			zRS(op_CS, uint32(p.From.Reg), uint32(p.Reg), uint32(p.To.Reg), uint32(v), asm)
  3714  		} else if p.As == ACSG {
  3715  			zRSY(op_CSG, uint32(p.From.Reg), uint32(p.Reg), uint32(p.To.Reg), uint32(v), asm)
  3716  		}
  3717  
  3718  	case 80: // sync
  3719  		zRR(op_BCR, 14, 0, asm) // fast-BCR-serialization
  3720  
  3721  	case 81: // float to fixed and fixed to float moves (no conversion)
  3722  		switch p.As {
  3723  		case ALDGR:
  3724  			zRRE(op_LDGR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  3725  		case ALGDR:
  3726  			zRRE(op_LGDR, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  3727  		}
  3728  
  3729  	case 82: // fixed to float conversion
  3730  		var opcode uint32
  3731  		switch p.As {
  3732  		default:
  3733  			log.Fatalf("unexpected opcode %v", p.As)
  3734  		case ACEFBRA:
  3735  			opcode = op_CEFBRA
  3736  		case ACDFBRA:
  3737  			opcode = op_CDFBRA
  3738  		case ACEGBRA:
  3739  			opcode = op_CEGBRA
  3740  		case ACDGBRA:
  3741  			opcode = op_CDGBRA
  3742  		case ACELFBR:
  3743  			opcode = op_CELFBR
  3744  		case ACDLFBR:
  3745  			opcode = op_CDLFBR
  3746  		case ACELGBR:
  3747  			opcode = op_CELGBR
  3748  		case ACDLGBR:
  3749  			opcode = op_CDLGBR
  3750  		}
  3751  		// set immediate operand M3 to 0 to use the default BFP rounding mode
  3752  		// (usually round to nearest, ties to even)
  3753  		// TODO(mundaym): should this be fixed at round to nearest, ties to even?
  3754  		// M4 is reserved and must be 0
  3755  		zRRF(opcode, 0, 0, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  3756  
  3757  	case 83: // float to fixed conversion
  3758  		var opcode uint32
  3759  		switch p.As {
  3760  		default:
  3761  			log.Fatalf("unexpected opcode %v", p.As)
  3762  		case ACFEBRA:
  3763  			opcode = op_CFEBRA
  3764  		case ACFDBRA:
  3765  			opcode = op_CFDBRA
  3766  		case ACGEBRA:
  3767  			opcode = op_CGEBRA
  3768  		case ACGDBRA:
  3769  			opcode = op_CGDBRA
  3770  		case ACLFEBR:
  3771  			opcode = op_CLFEBR
  3772  		case ACLFDBR:
  3773  			opcode = op_CLFDBR
  3774  		case ACLGEBR:
  3775  			opcode = op_CLGEBR
  3776  		case ACLGDBR:
  3777  			opcode = op_CLGDBR
  3778  		}
  3779  		// set immediate operand M3 to 5 for rounding toward zero (required by Go spec)
  3780  		// M4 is reserved and must be 0
  3781  		zRRF(opcode, 5, 0, uint32(p.To.Reg), uint32(p.From.Reg), asm)
  3782  
  3783  	case 84: // storage-and-storage operations $length mem mem
  3784  		l := c.regoff(&p.From)
  3785  		if l < 1 || l > 256 {
  3786  			c.ctxt.Diag("number of bytes (%v) not in range [1,256]", l)
  3787  		}
  3788  		if p.GetFrom3().Index != 0 || p.To.Index != 0 {
  3789  			c.ctxt.Diag("cannot use index reg")
  3790  		}
  3791  		b1 := p.To.Reg
  3792  		b2 := p.GetFrom3().Reg
  3793  		if b1 == 0 {
  3794  			b1 = REGSP
  3795  		}
  3796  		if b2 == 0 {
  3797  			b2 = REGSP
  3798  		}
  3799  		d1 := c.regoff(&p.To)
  3800  		d2 := c.regoff(p.GetFrom3())
  3801  		if d1 < 0 || d1 >= DISP12 {
  3802  			if b2 == int16(regtmp(p)) {
  3803  				c.ctxt.Diag("regtmp(p) conflict")
  3804  			}
  3805  			if b1 != int16(regtmp(p)) {
  3806  				zRRE(op_LGR, regtmp(p), uint32(b1), asm)
  3807  			}
  3808  			zRIL(_a, op_AGFI, regtmp(p), uint32(d1), asm)
  3809  			if d1 == d2 && b1 == b2 {
  3810  				d2 = 0
  3811  				b2 = int16(regtmp(p))
  3812  			}
  3813  			d1 = 0
  3814  			b1 = int16(regtmp(p))
  3815  		}
  3816  		if d2 < 0 || d2 >= DISP12 {
  3817  			if b1 == REGTMP2 {
  3818  				c.ctxt.Diag("REGTMP2 conflict")
  3819  			}
  3820  			if b2 != REGTMP2 {
  3821  				zRRE(op_LGR, REGTMP2, uint32(b2), asm)
  3822  			}
  3823  			zRIL(_a, op_AGFI, REGTMP2, uint32(d2), asm)
  3824  			d2 = 0
  3825  			b2 = REGTMP2
  3826  		}
  3827  		var opcode uint32
  3828  		switch p.As {
  3829  		default:
  3830  			c.ctxt.Diag("unexpected opcode %v", p.As)
  3831  		case AMVC:
  3832  			opcode = op_MVC
  3833  		case AMVCIN:
  3834  			opcode = op_MVCIN
  3835  		case ACLC:
  3836  			opcode = op_CLC
  3837  			// swap operand order for CLC so that it matches CMP
  3838  			b1, b2 = b2, b1
  3839  			d1, d2 = d2, d1
  3840  		case AXC:
  3841  			opcode = op_XC
  3842  		case AOC:
  3843  			opcode = op_OC
  3844  		case ANC:
  3845  			opcode = op_NC
  3846  		}
  3847  		zSS(_a, opcode, uint32(l-1), 0, uint32(b1), uint32(d1), uint32(b2), uint32(d2), asm)
  3848  
  3849  	case 85: // load address relative long
  3850  		v := c.regoff(&p.From)
  3851  		if p.From.Sym == nil {
  3852  			if (v & 1) != 0 {
  3853  				c.ctxt.Diag("cannot use LARL with odd offset: %v", v)
  3854  			}
  3855  		} else {
  3856  			c.addrilreloc(p.From.Sym, int64(v))
  3857  			v = 0
  3858  		}
  3859  		zRIL(_b, op_LARL, uint32(p.To.Reg), uint32(v>>1), asm)
  3860  
  3861  	case 86: // load address
  3862  		d := c.vregoff(&p.From)
  3863  		x := p.From.Index
  3864  		b := p.From.Reg
  3865  		if b == 0 {
  3866  			b = REGSP
  3867  		}
  3868  		switch p.As {
  3869  		case ALA:
  3870  			zRX(op_LA, uint32(p.To.Reg), uint32(x), uint32(b), uint32(d), asm)
  3871  		case ALAY:
  3872  			zRXY(op_LAY, uint32(p.To.Reg), uint32(x), uint32(b), uint32(d), asm)
  3873  		}
  3874  
  3875  	case 87: // execute relative long
  3876  		v := c.vregoff(&p.From)
  3877  		if p.From.Sym == nil {
  3878  			if v&1 != 0 {
  3879  				c.ctxt.Diag("cannot use EXRL with odd offset: %v", v)
  3880  			}
  3881  		} else {
  3882  			c.addrilreloc(p.From.Sym, v)
  3883  			v = 0
  3884  		}
  3885  		zRIL(_b, op_EXRL, uint32(p.To.Reg), uint32(v>>1), asm)
  3886  
  3887  	case 88: // store clock
  3888  		var opcode uint32
  3889  		switch p.As {
  3890  		case ASTCK:
  3891  			opcode = op_STCK
  3892  		case ASTCKC:
  3893  			opcode = op_STCKC
  3894  		case ASTCKE:
  3895  			opcode = op_STCKE
  3896  		case ASTCKF:
  3897  			opcode = op_STCKF
  3898  		}
  3899  		v := c.vregoff(&p.To)
  3900  		r := p.To.Reg
  3901  		if r == 0 {
  3902  			r = REGSP
  3903  		}
  3904  		zS(opcode, uint32(r), uint32(v), asm)
  3905  
  3906  	case 89: // compare and branch reg reg
  3907  		var v int32
  3908  		if p.To.Target() != nil {
  3909  			v = int32((p.To.Target().Pc - p.Pc) >> 1)
  3910  		}
  3911  
  3912  		// Some instructions take a mask as the first argument.
  3913  		r1, r2 := p.From.Reg, p.Reg
  3914  		if p.From.Type == obj.TYPE_CONST {
  3915  			r1, r2 = p.Reg, p.RestArgs[0].Reg
  3916  		}
  3917  		m3 := uint32(c.branchMask(p))
  3918  
  3919  		var opcode uint32
  3920  		switch p.As {
  3921  		case ACRJ:
  3922  			// COMPARE AND BRANCH RELATIVE (32)
  3923  			opcode = op_CRJ
  3924  		case ACGRJ, ACMPBEQ, ACMPBGE, ACMPBGT, ACMPBLE, ACMPBLT, ACMPBNE:
  3925  			// COMPARE AND BRANCH RELATIVE (64)
  3926  			opcode = op_CGRJ
  3927  		case ACLRJ:
  3928  			// COMPARE LOGICAL AND BRANCH RELATIVE (32)
  3929  			opcode = op_CLRJ
  3930  		case ACLGRJ, ACMPUBEQ, ACMPUBGE, ACMPUBGT, ACMPUBLE, ACMPUBLT, ACMPUBNE:
  3931  			// COMPARE LOGICAL AND BRANCH RELATIVE (64)
  3932  			opcode = op_CLGRJ
  3933  		}
  3934  
  3935  		if int32(int16(v)) != v {
  3936  			// The branch is too far for one instruction so crack
  3937  			// `CMPBEQ x, y, target` into:
  3938  			//
  3939  			//     CMPBNE x, y, 2(PC)
  3940  			//     BR     target
  3941  			//
  3942  			// Note that the instruction sequence MUST NOT clobber
  3943  			// the condition code.
  3944  			m3 ^= 0xe // invert 3-bit mask
  3945  			zRIE(_b, opcode, uint32(r1), uint32(r2), uint32(sizeRIE+sizeRIL)/2, 0, 0, m3, 0, asm)
  3946  			zRIL(_c, op_BRCL, uint32(Always), uint32(v-sizeRIE/2), asm)
  3947  		} else {
  3948  			zRIE(_b, opcode, uint32(r1), uint32(r2), uint32(v), 0, 0, m3, 0, asm)
  3949  		}
  3950  
  3951  	case 90: // compare and branch reg $constant
  3952  		var v int32
  3953  		if p.To.Target() != nil {
  3954  			v = int32((p.To.Target().Pc - p.Pc) >> 1)
  3955  		}
  3956  
  3957  		// Some instructions take a mask as the first argument.
  3958  		r1, i2 := p.From.Reg, p.RestArgs[0].Offset
  3959  		if p.From.Type == obj.TYPE_CONST {
  3960  			r1 = p.Reg
  3961  		}
  3962  		m3 := uint32(c.branchMask(p))
  3963  
  3964  		var opcode uint32
  3965  		switch p.As {
  3966  		case ACIJ:
  3967  			opcode = op_CIJ
  3968  		case ACGIJ, ACMPBEQ, ACMPBGE, ACMPBGT, ACMPBLE, ACMPBLT, ACMPBNE:
  3969  			opcode = op_CGIJ
  3970  		case ACLIJ:
  3971  			opcode = op_CLIJ
  3972  		case ACLGIJ, ACMPUBEQ, ACMPUBGE, ACMPUBGT, ACMPUBLE, ACMPUBLT, ACMPUBNE:
  3973  			opcode = op_CLGIJ
  3974  		}
  3975  		if int32(int16(v)) != v {
  3976  			// The branch is too far for one instruction so crack
  3977  			// `CMPBEQ x, $0, target` into:
  3978  			//
  3979  			//     CMPBNE x, $0, 2(PC)
  3980  			//     BR     target
  3981  			//
  3982  			// Note that the instruction sequence MUST NOT clobber
  3983  			// the condition code.
  3984  			m3 ^= 0xe // invert 3-bit mask
  3985  			zRIE(_c, opcode, uint32(r1), m3, uint32(sizeRIE+sizeRIL)/2, 0, 0, 0, uint32(i2), asm)
  3986  			zRIL(_c, op_BRCL, uint32(Always), uint32(v-sizeRIE/2), asm)
  3987  		} else {
  3988  			zRIE(_c, opcode, uint32(r1), m3, uint32(v), 0, 0, 0, uint32(i2), asm)
  3989  		}
  3990  
  3991  	case 91: // test under mask (immediate)
  3992  		var opcode uint32
  3993  		switch p.As {
  3994  		case ATMHH:
  3995  			opcode = op_TMHH
  3996  		case ATMHL:
  3997  			opcode = op_TMHL
  3998  		case ATMLH:
  3999  			opcode = op_TMLH
  4000  		case ATMLL:
  4001  			opcode = op_TMLL
  4002  		}
  4003  		zRI(opcode, uint32(p.From.Reg), uint32(c.vregoff(&p.To)), asm)
  4004  
  4005  	case 92: // insert program mask
  4006  		zRRE(op_IPM, uint32(p.From.Reg), 0, asm)
  4007  
  4008  	case 93: // GOT lookup
  4009  		v := c.vregoff(&p.To)
  4010  		if v != 0 {
  4011  			c.ctxt.Diag("invalid offset against GOT slot %v", p)
  4012  		}
  4013  		zRIL(_b, op_LGRL, uint32(p.To.Reg), 0, asm)
  4014  		c.cursym.AddRel(c.ctxt, obj.Reloc{
  4015  			Type: objabi.R_GOTPCREL,
  4016  			Off:  int32(c.pc + 2),
  4017  			Siz:  4,
  4018  			Sym:  p.From.Sym,
  4019  			Add:  2 + 4,
  4020  		})
  4021  
  4022  	case 94: // TLS local exec model
  4023  		zRIL(_b, op_LARL, regtmp(p), (sizeRIL+sizeRXY+sizeRI)>>1, asm)
  4024  		zRXY(op_LG, uint32(p.To.Reg), regtmp(p), 0, 0, asm)
  4025  		zRI(op_BRC, 0xF, (sizeRI+8)>>1, asm)
  4026  		*asm = append(*asm, 0, 0, 0, 0, 0, 0, 0, 0)
  4027  		c.cursym.AddRel(c.ctxt, obj.Reloc{
  4028  			Type: objabi.R_TLS_LE,
  4029  			Off:  int32(c.pc + sizeRIL + sizeRXY + sizeRI),
  4030  			Siz:  8,
  4031  			Sym:  p.From.Sym,
  4032  		})
  4033  
  4034  	case 95: // TLS initial exec model
  4035  		// Assembly                   | Relocation symbol    | Done Here?
  4036  		// --------------------------------------------------------------
  4037  		// ear  %r11, %a0             |                      |
  4038  		// sllg %r11, %r11, 32        |                      |
  4039  		// ear  %r11, %a1             |                      |
  4040  		// larl %r10, <var>@indntpoff | R_390_TLS_IEENT      | Y
  4041  		// lg   %r10, 0(%r10)         | R_390_TLS_LOAD (tag) | Y
  4042  		// la   %r10, 0(%r10, %r11)   |                      |
  4043  		// --------------------------------------------------------------
  4044  
  4045  		// R_390_TLS_IEENT
  4046  		zRIL(_b, op_LARL, regtmp(p), 0, asm)
  4047  		c.cursym.AddRel(c.ctxt, obj.Reloc{
  4048  			Type: objabi.R_TLS_IE,
  4049  			Off:  int32(c.pc + 2),
  4050  			Siz:  4,
  4051  			Sym:  p.From.Sym,
  4052  			Add:  2 + 4,
  4053  		})
  4054  
  4055  		// R_390_TLS_LOAD
  4056  		zRXY(op_LGF, uint32(p.To.Reg), regtmp(p), 0, 0, asm)
  4057  		// TODO(mundaym): add R_390_TLS_LOAD relocation here
  4058  		// not strictly required but might allow the linker to optimize
  4059  
  4060  	case 96: // clear macro
  4061  		length := c.vregoff(&p.From)
  4062  		offset := c.vregoff(&p.To)
  4063  		reg := p.To.Reg
  4064  		if reg == 0 {
  4065  			reg = REGSP
  4066  		}
  4067  		if length <= 0 {
  4068  			c.ctxt.Diag("cannot CLEAR %d bytes, must be greater than 0", length)
  4069  		}
  4070  		for length > 0 {
  4071  			if offset < 0 || offset >= DISP12 {
  4072  				if offset >= -DISP20/2 && offset < DISP20/2 {
  4073  					zRXY(op_LAY, regtmp(p), uint32(reg), 0, uint32(offset), asm)
  4074  				} else {
  4075  					if reg != int16(regtmp(p)) {
  4076  						zRRE(op_LGR, regtmp(p), uint32(reg), asm)
  4077  					}
  4078  					zRIL(_a, op_AGFI, regtmp(p), uint32(offset), asm)
  4079  				}
  4080  				reg = int16(regtmp(p))
  4081  				offset = 0
  4082  			}
  4083  			size := length
  4084  			if size > 256 {
  4085  				size = 256
  4086  			}
  4087  
  4088  			switch size {
  4089  			case 1:
  4090  				zSI(op_MVI, 0, uint32(reg), uint32(offset), asm)
  4091  			case 2:
  4092  				zSIL(op_MVHHI, uint32(reg), uint32(offset), 0, asm)
  4093  			case 4:
  4094  				zSIL(op_MVHI, uint32(reg), uint32(offset), 0, asm)
  4095  			case 8:
  4096  				zSIL(op_MVGHI, uint32(reg), uint32(offset), 0, asm)
  4097  			default:
  4098  				zSS(_a, op_XC, uint32(size-1), 0, uint32(reg), uint32(offset), uint32(reg), uint32(offset), asm)
  4099  			}
  4100  
  4101  			length -= size
  4102  			offset += size
  4103  		}
  4104  
  4105  	case 97: // store multiple
  4106  		rstart := p.From.Reg
  4107  		rend := p.Reg
  4108  		offset := c.regoff(&p.To)
  4109  		reg := p.To.Reg
  4110  		if reg == 0 {
  4111  			reg = REGSP
  4112  		}
  4113  		if offset < -DISP20/2 || offset >= DISP20/2 {
  4114  			if reg != int16(regtmp(p)) {
  4115  				zRRE(op_LGR, regtmp(p), uint32(reg), asm)
  4116  			}
  4117  			zRIL(_a, op_AGFI, regtmp(p), uint32(offset), asm)
  4118  			reg = int16(regtmp(p))
  4119  			offset = 0
  4120  		}
  4121  		switch p.As {
  4122  		case ASTMY:
  4123  			if offset >= 0 && offset < DISP12 {
  4124  				zRS(op_STM, uint32(rstart), uint32(rend), uint32(reg), uint32(offset), asm)
  4125  			} else {
  4126  				zRSY(op_STMY, uint32(rstart), uint32(rend), uint32(reg), uint32(offset), asm)
  4127  			}
  4128  		case ASTMG:
  4129  			zRSY(op_STMG, uint32(rstart), uint32(rend), uint32(reg), uint32(offset), asm)
  4130  		}
  4131  
  4132  	case 98: // load multiple
  4133  		rstart := p.Reg
  4134  		rend := p.To.Reg
  4135  		offset := c.regoff(&p.From)
  4136  		reg := p.From.Reg
  4137  		if reg == 0 {
  4138  			reg = REGSP
  4139  		}
  4140  		if offset < -DISP20/2 || offset >= DISP20/2 {
  4141  			if reg != int16(regtmp(p)) {
  4142  				zRRE(op_LGR, regtmp(p), uint32(reg), asm)
  4143  			}
  4144  			zRIL(_a, op_AGFI, regtmp(p), uint32(offset), asm)
  4145  			reg = int16(regtmp(p))
  4146  			offset = 0
  4147  		}
  4148  		switch p.As {
  4149  		case ALMY:
  4150  			if offset >= 0 && offset < DISP12 {
  4151  				zRS(op_LM, uint32(rstart), uint32(rend), uint32(reg), uint32(offset), asm)
  4152  			} else {
  4153  				zRSY(op_LMY, uint32(rstart), uint32(rend), uint32(reg), uint32(offset), asm)
  4154  			}
  4155  		case ALMG:
  4156  			zRSY(op_LMG, uint32(rstart), uint32(rend), uint32(reg), uint32(offset), asm)
  4157  		}
  4158  
  4159  	case 99: // interlocked load and op
  4160  		if p.To.Index != 0 {
  4161  			c.ctxt.Diag("cannot use indexed address")
  4162  		}
  4163  		offset := c.regoff(&p.To)
  4164  		if offset < -DISP20/2 || offset >= DISP20/2 {
  4165  			c.ctxt.Diag("%v does not fit into 20-bit signed integer", offset)
  4166  		}
  4167  		var opcode uint32
  4168  		switch p.As {
  4169  		case ALAA:
  4170  			opcode = op_LAA
  4171  		case ALAAG:
  4172  			opcode = op_LAAG
  4173  		case ALAAL:
  4174  			opcode = op_LAAL
  4175  		case ALAALG:
  4176  			opcode = op_LAALG
  4177  		case ALAN:
  4178  			opcode = op_LAN
  4179  		case ALANG:
  4180  			opcode = op_LANG
  4181  		case ALAX:
  4182  			opcode = op_LAX
  4183  		case ALAXG:
  4184  			opcode = op_LAXG
  4185  		case ALAO:
  4186  			opcode = op_LAO
  4187  		case ALAOG:
  4188  			opcode = op_LAOG
  4189  		}
  4190  		zRSY(opcode, uint32(p.Reg), uint32(p.From.Reg), uint32(p.To.Reg), uint32(offset), asm)
  4191  
  4192  	case 100: // VRX STORE
  4193  		op, m3, _ := vop(p.As)
  4194  		v1 := p.From.Reg
  4195  		if p.Reg != 0 {
  4196  			m3 = uint32(c.vregoff(&p.From))
  4197  			v1 = p.Reg
  4198  		}
  4199  		b2 := p.To.Reg
  4200  		if b2 == 0 {
  4201  			b2 = REGSP
  4202  		}
  4203  		d2 := uint32(c.vregoff(&p.To))
  4204  		zVRX(op, uint32(v1), uint32(p.To.Index), uint32(b2), d2, m3, asm)
  4205  
  4206  	case 101: // VRX LOAD
  4207  		op, m3, _ := vop(p.As)
  4208  		src := &p.From
  4209  		if p.GetFrom3() != nil {
  4210  			m3 = uint32(c.vregoff(&p.From))
  4211  			src = p.GetFrom3()
  4212  		}
  4213  		b2 := src.Reg
  4214  		if b2 == 0 {
  4215  			b2 = REGSP
  4216  		}
  4217  		d2 := uint32(c.vregoff(src))
  4218  		zVRX(op, uint32(p.To.Reg), uint32(src.Index), uint32(b2), d2, m3, asm)
  4219  
  4220  	case 102: // VRV SCATTER
  4221  		op, _, _ := vop(p.As)
  4222  		m3 := uint32(c.vregoff(&p.From))
  4223  		b2 := p.To.Reg
  4224  		if b2 == 0 {
  4225  			b2 = REGSP
  4226  		}
  4227  		d2 := uint32(c.vregoff(&p.To))
  4228  		zVRV(op, uint32(p.Reg), uint32(p.To.Index), uint32(b2), d2, m3, asm)
  4229  
  4230  	case 103: // VRV GATHER
  4231  		op, _, _ := vop(p.As)
  4232  		m3 := uint32(c.vregoff(&p.From))
  4233  		b2 := p.GetFrom3().Reg
  4234  		if b2 == 0 {
  4235  			b2 = REGSP
  4236  		}
  4237  		d2 := uint32(c.vregoff(p.GetFrom3()))
  4238  		zVRV(op, uint32(p.To.Reg), uint32(p.GetFrom3().Index), uint32(b2), d2, m3, asm)
  4239  
  4240  	case 104: // VRS SHIFT/ROTATE and LOAD GR FROM VR ELEMENT
  4241  		op, m4, _ := vop(p.As)
  4242  		fr := p.Reg
  4243  		if fr == 0 {
  4244  			fr = p.To.Reg
  4245  		}
  4246  		bits := uint32(c.vregoff(&p.From))
  4247  		zVRS(op, uint32(p.To.Reg), uint32(fr), uint32(p.From.Reg), bits, m4, asm)
  4248  
  4249  	case 105: // VRS STORE MULTIPLE
  4250  		op, _, _ := vop(p.As)
  4251  		offset := uint32(c.vregoff(&p.To))
  4252  		reg := p.To.Reg
  4253  		if reg == 0 {
  4254  			reg = REGSP
  4255  		}
  4256  		zVRS(op, uint32(p.From.Reg), uint32(p.Reg), uint32(reg), offset, 0, asm)
  4257  
  4258  	case 106: // VRS LOAD MULTIPLE
  4259  		op, _, _ := vop(p.As)
  4260  		offset := uint32(c.vregoff(&p.From))
  4261  		reg := p.From.Reg
  4262  		if reg == 0 {
  4263  			reg = REGSP
  4264  		}
  4265  		zVRS(op, uint32(p.Reg), uint32(p.To.Reg), uint32(reg), offset, 0, asm)
  4266  
  4267  	case 107: // VRS STORE WITH LENGTH
  4268  		op, _, _ := vop(p.As)
  4269  		offset := uint32(c.vregoff(&p.To))
  4270  		reg := p.To.Reg
  4271  		if reg == 0 {
  4272  			reg = REGSP
  4273  		}
  4274  		zVRS(op, uint32(p.Reg), uint32(p.From.Reg), uint32(reg), offset, 0, asm)
  4275  
  4276  	case 108: // VRS LOAD WITH LENGTH
  4277  		op, _, _ := vop(p.As)
  4278  		offset := uint32(c.vregoff(p.GetFrom3()))
  4279  		reg := p.GetFrom3().Reg
  4280  		if reg == 0 {
  4281  			reg = REGSP
  4282  		}
  4283  		zVRS(op, uint32(p.To.Reg), uint32(p.From.Reg), uint32(reg), offset, 0, asm)
  4284  
  4285  	case 109: // VRI-a
  4286  		op, m3, _ := vop(p.As)
  4287  		i2 := uint32(c.vregoff(&p.From))
  4288  		if p.GetFrom3() != nil {
  4289  			m3 = uint32(c.vregoff(&p.From))
  4290  			i2 = uint32(c.vregoff(p.GetFrom3()))
  4291  		}
  4292  		switch p.As {
  4293  		case AVZERO:
  4294  			i2 = 0
  4295  		case AVONE:
  4296  			i2 = 0xffff
  4297  		}
  4298  		zVRIa(op, uint32(p.To.Reg), i2, m3, asm)
  4299  
  4300  	case 110:
  4301  		op, m4, _ := vop(p.As)
  4302  		i2 := uint32(c.vregoff(&p.From))
  4303  		i3 := uint32(c.vregoff(p.GetFrom3()))
  4304  		zVRIb(op, uint32(p.To.Reg), i2, i3, m4, asm)
  4305  
  4306  	case 111:
  4307  		op, m4, _ := vop(p.As)
  4308  		i2 := uint32(c.vregoff(&p.From))
  4309  		zVRIc(op, uint32(p.To.Reg), uint32(p.Reg), i2, m4, asm)
  4310  
  4311  	case 112:
  4312  		op, m5, _ := vop(p.As)
  4313  		i4 := uint32(c.vregoff(&p.From))
  4314  		zVRId(op, uint32(p.To.Reg), uint32(p.Reg), uint32(p.GetFrom3().Reg), i4, m5, asm)
  4315  
  4316  	case 113:
  4317  		op, m4, _ := vop(p.As)
  4318  		m5 := singleElementMask(p.As)
  4319  		i3 := uint32(c.vregoff(&p.From))
  4320  		zVRIe(op, uint32(p.To.Reg), uint32(p.Reg), i3, m5, m4, asm)
  4321  
  4322  	case 114: // VRR-a
  4323  		op, m3, m5 := vop(p.As)
  4324  		m4 := singleElementMask(p.As)
  4325  		zVRRa(op, uint32(p.To.Reg), uint32(p.From.Reg), m5, m4, m3, asm)
  4326  
  4327  	case 115: // VRR-a COMPARE
  4328  		op, m3, m5 := vop(p.As)
  4329  		m4 := singleElementMask(p.As)
  4330  		zVRRa(op, uint32(p.From.Reg), uint32(p.To.Reg), m5, m4, m3, asm)
  4331  
  4332  	case 117: // VRR-b
  4333  		op, m4, m5 := vop(p.As)
  4334  		zVRRb(op, uint32(p.To.Reg), uint32(p.From.Reg), uint32(p.Reg), m5, m4, asm)
  4335  
  4336  	case 118: // VRR-c
  4337  		op, m4, m6 := vop(p.As)
  4338  		m5 := singleElementMask(p.As)
  4339  		v3 := p.Reg
  4340  		if v3 == 0 {
  4341  			v3 = p.To.Reg
  4342  		}
  4343  		zVRRc(op, uint32(p.To.Reg), uint32(p.From.Reg), uint32(v3), m6, m5, m4, asm)
  4344  
  4345  	case 119: // VRR-c SHIFT/ROTATE/DIVIDE/SUB (rhs value on the left, like SLD, DIV etc.)
  4346  		op, m4, m6 := vop(p.As)
  4347  		m5 := singleElementMask(p.As)
  4348  		v2 := p.Reg
  4349  		if v2 == 0 {
  4350  			v2 = p.To.Reg
  4351  		}
  4352  		zVRRc(op, uint32(p.To.Reg), uint32(v2), uint32(p.From.Reg), m6, m5, m4, asm)
  4353  
  4354  	case 120: // VRR-d
  4355  		op, m6, m5 := vop(p.As)
  4356  		v1 := uint32(p.To.Reg)
  4357  		v2 := uint32(p.From.Reg)
  4358  		v3 := uint32(p.Reg)
  4359  		v4 := uint32(p.GetFrom3().Reg)
  4360  		zVRRd(op, v1, v2, v3, m6, m5, v4, asm)
  4361  
  4362  	case 121: // VRR-e
  4363  		op, m6, _ := vop(p.As)
  4364  		m5 := singleElementMask(p.As)
  4365  		v1 := uint32(p.To.Reg)
  4366  		v2 := uint32(p.From.Reg)
  4367  		v3 := uint32(p.Reg)
  4368  		v4 := uint32(p.GetFrom3().Reg)
  4369  		zVRRe(op, v1, v2, v3, m6, m5, v4, asm)
  4370  
  4371  	case 122: // VRR-f LOAD VRS FROM GRS DISJOINT
  4372  		op, _, _ := vop(p.As)
  4373  		zVRRf(op, uint32(p.To.Reg), uint32(p.From.Reg), uint32(p.Reg), asm)
  4374  
  4375  	case 123: // VPDI $m4, V2, V3, V1
  4376  		op, _, _ := vop(p.As)
  4377  		m4 := c.regoff(&p.From)
  4378  		zVRRc(op, uint32(p.To.Reg), uint32(p.Reg), uint32(p.GetFrom3().Reg), 0, 0, uint32(m4), asm)
  4379  
  4380  	case 124:
  4381  		var opcode uint32
  4382  		switch p.As {
  4383  		default:
  4384  			c.ctxt.Diag("unexpected opcode %v", p.As)
  4385  		case AKM, AKMC, AKLMD:
  4386  			if p.From.Reg == REG_R0 {
  4387  				c.ctxt.Diag("input must not be R0 in %v", p)
  4388  			}
  4389  			if p.From.Reg&1 != 0 {
  4390  				c.ctxt.Diag("input must be even register in %v", p)
  4391  			}
  4392  			if p.To.Reg == REG_R0 {
  4393  				c.ctxt.Diag("second argument must not be R0 in %v", p)
  4394  			}
  4395  			if p.To.Reg&1 != 0 {
  4396  				c.ctxt.Diag("second argument must be even register in %v", p)
  4397  			}
  4398  			if p.As == AKM {
  4399  				opcode = op_KM
  4400  			} else if p.As == AKMC {
  4401  				opcode = op_KMC
  4402  			} else {
  4403  				opcode = op_KLMD
  4404  			}
  4405  		case AKIMD:
  4406  			if p.To.Reg == REG_R0 {
  4407  				c.ctxt.Diag("second argument must not be R0 in %v", p)
  4408  			}
  4409  			if p.To.Reg&1 != 0 {
  4410  				c.ctxt.Diag("second argument must be even register in %v", p)
  4411  			}
  4412  			opcode = op_KIMD
  4413  		}
  4414  		zRRE(opcode, uint32(p.From.Reg), uint32(p.To.Reg), asm)
  4415  
  4416  	case 125: // KDSA sign and verify
  4417  		if p.To.Reg == REG_R0 {
  4418  			c.ctxt.Diag("second argument must not be R0 in %v", p)
  4419  		}
  4420  		if p.To.Reg&1 != 0 {
  4421  			c.ctxt.Diag("second argument must be an even register in %v", p)
  4422  		}
  4423  		zRRE(op_KDSA, uint32(p.From.Reg), uint32(p.To.Reg), asm)
  4424  
  4425  	case 126: // KMA and KMCTR - CIPHER MESSAGE WITH AUTHENTICATION; CIPHER MESSAGE WITH COUNTER
  4426  		var opcode uint32
  4427  		switch p.As {
  4428  		default:
  4429  			c.ctxt.Diag("unexpected opcode %v", p.As)
  4430  		case AKMA, AKMCTR:
  4431  			if p.From.Reg == REG_R0 {
  4432  				c.ctxt.Diag("input argument must not be R0 in %v", p)
  4433  			}
  4434  			if p.From.Reg&1 != 0 {
  4435  				c.ctxt.Diag("input argument must be even register in %v", p)
  4436  			}
  4437  			if p.To.Reg == REG_R0 {
  4438  				c.ctxt.Diag("output argument must not be R0 in %v", p)
  4439  			}
  4440  			if p.To.Reg&1 != 0 {
  4441  				c.ctxt.Diag("output argument must be an even register in %v", p)
  4442  			}
  4443  			if p.Reg == REG_R0 {
  4444  				c.ctxt.Diag("third argument must not be R0 in %v", p)
  4445  			}
  4446  			if p.Reg&1 != 0 {
  4447  				c.ctxt.Diag("third argument must be even register in %v", p)
  4448  			}
  4449  			if p.As == AKMA {
  4450  				opcode = op_KMA
  4451  			} else if p.As == AKMCTR {
  4452  				opcode = op_KMCTR
  4453  			}
  4454  		}
  4455  		zRRF(opcode, uint32(p.Reg), 0, uint32(p.From.Reg), uint32(p.To.Reg), asm)
  4456  	}
  4457  }
  4458  
  4459  func (c *ctxtz) vregoff(a *obj.Addr) int64 {
  4460  	c.instoffset = 0
  4461  	if a != nil {
  4462  		c.aclass(a)
  4463  	}
  4464  	return c.instoffset
  4465  }
  4466  
  4467  func (c *ctxtz) regoff(a *obj.Addr) int32 {
  4468  	return int32(c.vregoff(a))
  4469  }
  4470  
  4471  // find if the displacement is within 12 bit.
  4472  func isU12(displacement int32) bool {
  4473  	return displacement >= 0 && displacement < DISP12
  4474  }
  4475  
  4476  // zopload12 returns the RX op with 12 bit displacement for the given load.
  4477  func (c *ctxtz) zopload12(a obj.As) (uint32, bool) {
  4478  	switch a {
  4479  	case AFMOVD:
  4480  		return op_LD, true
  4481  	case AFMOVS:
  4482  		return op_LE, true
  4483  	}
  4484  	return 0, false
  4485  }
  4486  
  4487  // zopload returns the RXY op for the given load.
  4488  func (c *ctxtz) zopload(a obj.As) uint32 {
  4489  	switch a {
  4490  	// fixed point load
  4491  	case AMOVD:
  4492  		return op_LG
  4493  	case AMOVW:
  4494  		return op_LGF
  4495  	case AMOVWZ:
  4496  		return op_LLGF
  4497  	case AMOVH:
  4498  		return op_LGH
  4499  	case AMOVHZ:
  4500  		return op_LLGH
  4501  	case AMOVB:
  4502  		return op_LGB
  4503  	case AMOVBZ:
  4504  		return op_LLGC
  4505  
  4506  	// floating point load
  4507  	case AFMOVD:
  4508  		return op_LDY
  4509  	case AFMOVS:
  4510  		return op_LEY
  4511  
  4512  	// byte reversed load
  4513  	case AMOVDBR:
  4514  		return op_LRVG
  4515  	case AMOVWBR:
  4516  		return op_LRV
  4517  	case AMOVHBR:
  4518  		return op_LRVH
  4519  	}
  4520  
  4521  	c.ctxt.Diag("unknown store opcode %v", a)
  4522  	return 0
  4523  }
  4524  
  4525  // zopstore12 returns the RX op with 12 bit displacement for the given store.
  4526  func (c *ctxtz) zopstore12(a obj.As) (uint32, bool) {
  4527  	switch a {
  4528  	case AFMOVD:
  4529  		return op_STD, true
  4530  	case AFMOVS:
  4531  		return op_STE, true
  4532  	case AMOVW, AMOVWZ:
  4533  		return op_ST, true
  4534  	case AMOVH, AMOVHZ:
  4535  		return op_STH, true
  4536  	case AMOVB, AMOVBZ:
  4537  		return op_STC, true
  4538  	}
  4539  	return 0, false
  4540  }
  4541  
  4542  // zopstore returns the RXY op for the given store.
  4543  func (c *ctxtz) zopstore(a obj.As) uint32 {
  4544  	switch a {
  4545  	// fixed point store
  4546  	case AMOVD:
  4547  		return op_STG
  4548  	case AMOVW, AMOVWZ:
  4549  		return op_STY
  4550  	case AMOVH, AMOVHZ:
  4551  		return op_STHY
  4552  	case AMOVB, AMOVBZ:
  4553  		return op_STCY
  4554  
  4555  	// floating point store
  4556  	case AFMOVD:
  4557  		return op_STDY
  4558  	case AFMOVS:
  4559  		return op_STEY
  4560  
  4561  	// byte reversed store
  4562  	case AMOVDBR:
  4563  		return op_STRVG
  4564  	case AMOVWBR:
  4565  		return op_STRV
  4566  	case AMOVHBR:
  4567  		return op_STRVH
  4568  	}
  4569  
  4570  	c.ctxt.Diag("unknown store opcode %v", a)
  4571  	return 0
  4572  }
  4573  
  4574  // zoprre returns the RRE op for the given a.
  4575  func (c *ctxtz) zoprre(a obj.As) uint32 {
  4576  	switch a {
  4577  	case ACMP:
  4578  		return op_CGR
  4579  	case ACMPU:
  4580  		return op_CLGR
  4581  	case AFCMPO: //ordered
  4582  		return op_KDBR
  4583  	case AFCMPU: //unordered
  4584  		return op_CDBR
  4585  	case ACEBR:
  4586  		return op_CEBR
  4587  	}
  4588  	c.ctxt.Diag("unknown rre opcode %v", a)
  4589  	return 0
  4590  }
  4591  
  4592  // zoprr returns the RR op for the given a.
  4593  func (c *ctxtz) zoprr(a obj.As) uint32 {
  4594  	switch a {
  4595  	case ACMPW:
  4596  		return op_CR
  4597  	case ACMPWU:
  4598  		return op_CLR
  4599  	}
  4600  	c.ctxt.Diag("unknown rr opcode %v", a)
  4601  	return 0
  4602  }
  4603  
  4604  // zopril returns the RIL op for the given a.
  4605  func (c *ctxtz) zopril(a obj.As) uint32 {
  4606  	switch a {
  4607  	case ACMP:
  4608  		return op_CGFI
  4609  	case ACMPU:
  4610  		return op_CLGFI
  4611  	case ACMPW:
  4612  		return op_CFI
  4613  	case ACMPWU:
  4614  		return op_CLFI
  4615  	}
  4616  	c.ctxt.Diag("unknown ril opcode %v", a)
  4617  	return 0
  4618  }
  4619  
  4620  // z instructions sizes
  4621  const (
  4622  	sizeE    = 2
  4623  	sizeI    = 2
  4624  	sizeIE   = 4
  4625  	sizeMII  = 6
  4626  	sizeRI   = 4
  4627  	sizeRI1  = 4
  4628  	sizeRI2  = 4
  4629  	sizeRI3  = 4
  4630  	sizeRIE  = 6
  4631  	sizeRIE1 = 6
  4632  	sizeRIE2 = 6
  4633  	sizeRIE3 = 6
  4634  	sizeRIE4 = 6
  4635  	sizeRIE5 = 6
  4636  	sizeRIE6 = 6
  4637  	sizeRIL  = 6
  4638  	sizeRIL1 = 6
  4639  	sizeRIL2 = 6
  4640  	sizeRIL3 = 6
  4641  	sizeRIS  = 6
  4642  	sizeRR   = 2
  4643  	sizeRRD  = 4
  4644  	sizeRRE  = 4
  4645  	sizeRRF  = 4
  4646  	sizeRRF1 = 4
  4647  	sizeRRF2 = 4
  4648  	sizeRRF3 = 4
  4649  	sizeRRF4 = 4
  4650  	sizeRRF5 = 4
  4651  	sizeRRR  = 2
  4652  	sizeRRS  = 6
  4653  	sizeRS   = 4
  4654  	sizeRS1  = 4
  4655  	sizeRS2  = 4
  4656  	sizeRSI  = 4
  4657  	sizeRSL  = 6
  4658  	sizeRSY  = 6
  4659  	sizeRSY1 = 6
  4660  	sizeRSY2 = 6
  4661  	sizeRX   = 4
  4662  	sizeRX1  = 4
  4663  	sizeRX2  = 4
  4664  	sizeRXE  = 6
  4665  	sizeRXF  = 6
  4666  	sizeRXY  = 6
  4667  	sizeRXY1 = 6
  4668  	sizeRXY2 = 6
  4669  	sizeS    = 4
  4670  	sizeSI   = 4
  4671  	sizeSIL  = 6
  4672  	sizeSIY  = 6
  4673  	sizeSMI  = 6
  4674  	sizeSS   = 6
  4675  	sizeSS1  = 6
  4676  	sizeSS2  = 6
  4677  	sizeSS3  = 6
  4678  	sizeSS4  = 6
  4679  	sizeSS5  = 6
  4680  	sizeSS6  = 6
  4681  	sizeSSE  = 6
  4682  	sizeSSF  = 6
  4683  )
  4684  
  4685  // instruction format variations
  4686  type form int
  4687  
  4688  const (
  4689  	_a form = iota
  4690  	_b
  4691  	_c
  4692  	_d
  4693  	_e
  4694  	_f
  4695  )
  4696  
  4697  func zE(op uint32, asm *[]byte) {
  4698  	*asm = append(*asm, uint8(op>>8), uint8(op))
  4699  }
  4700  
  4701  func zI(op, i1 uint32, asm *[]byte) {
  4702  	*asm = append(*asm, uint8(op>>8), uint8(i1))
  4703  }
  4704  
  4705  func zMII(op, m1, ri2, ri3 uint32, asm *[]byte) {
  4706  	*asm = append(*asm,
  4707  		uint8(op>>8),
  4708  		(uint8(m1)<<4)|uint8((ri2>>8)&0x0F),
  4709  		uint8(ri2),
  4710  		uint8(ri3>>16),
  4711  		uint8(ri3>>8),
  4712  		uint8(ri3))
  4713  }
  4714  
  4715  func zRI(op, r1_m1, i2_ri2 uint32, asm *[]byte) {
  4716  	*asm = append(*asm,
  4717  		uint8(op>>8),
  4718  		(uint8(r1_m1)<<4)|(uint8(op)&0x0F),
  4719  		uint8(i2_ri2>>8),
  4720  		uint8(i2_ri2))
  4721  }
  4722  
  4723  // Expected argument values for the instruction formats.
  4724  //
  4725  // Format    a1  a2   a3  a4  a5  a6  a7
  4726  // ------------------------------------
  4727  // a         r1,  0,  i2,  0,  0, m3,  0
  4728  // b         r1, r2, ri4,  0,  0, m3,  0
  4729  // c         r1, m3, ri4,  0,  0,  0, i2
  4730  // d         r1, r3,  i2,  0,  0,  0,  0
  4731  // e         r1, r3, ri2,  0,  0,  0,  0
  4732  // f         r1, r2,   0, i3, i4,  0, i5
  4733  // g         r1, m3,  i2,  0,  0,  0,  0
  4734  func zRIE(f form, op, r1, r2_m3_r3, i2_ri4_ri2, i3, i4, m3, i2_i5 uint32, asm *[]byte) {
  4735  	*asm = append(*asm, uint8(op>>8), uint8(r1)<<4|uint8(r2_m3_r3&0x0F))
  4736  
  4737  	switch f {
  4738  	default:
  4739  		*asm = append(*asm, uint8(i2_ri4_ri2>>8), uint8(i2_ri4_ri2))
  4740  	case _f:
  4741  		*asm = append(*asm, uint8(i3), uint8(i4))
  4742  	}
  4743  
  4744  	switch f {
  4745  	case _a, _b:
  4746  		*asm = append(*asm, uint8(m3)<<4)
  4747  	default:
  4748  		*asm = append(*asm, uint8(i2_i5))
  4749  	}
  4750  
  4751  	*asm = append(*asm, uint8(op))
  4752  }
  4753  
  4754  func zRIL(f form, op, r1_m1, i2_ri2 uint32, asm *[]byte) {
  4755  	if f == _a || f == _b {
  4756  		r1_m1 = r1_m1 - obj.RBaseS390X // this is a register base
  4757  	}
  4758  	*asm = append(*asm,
  4759  		uint8(op>>8),
  4760  		(uint8(r1_m1)<<4)|(uint8(op)&0x0F),
  4761  		uint8(i2_ri2>>24),
  4762  		uint8(i2_ri2>>16),
  4763  		uint8(i2_ri2>>8),
  4764  		uint8(i2_ri2))
  4765  }
  4766  
  4767  func zRIS(op, r1, m3, b4, d4, i2 uint32, asm *[]byte) {
  4768  	*asm = append(*asm,
  4769  		uint8(op>>8),
  4770  		(uint8(r1)<<4)|uint8(m3&0x0F),
  4771  		(uint8(b4)<<4)|(uint8(d4>>8)&0x0F),
  4772  		uint8(d4),
  4773  		uint8(i2),
  4774  		uint8(op))
  4775  }
  4776  
  4777  func zRR(op, r1, r2 uint32, asm *[]byte) {
  4778  	*asm = append(*asm, uint8(op>>8), (uint8(r1)<<4)|uint8(r2&0x0F))
  4779  }
  4780  
  4781  func zRRD(op, r1, r3, r2 uint32, asm *[]byte) {
  4782  	*asm = append(*asm,
  4783  		uint8(op>>8),
  4784  		uint8(op),
  4785  		uint8(r1)<<4,
  4786  		(uint8(r3)<<4)|uint8(r2&0x0F))
  4787  }
  4788  
  4789  func zRRE(op, r1, r2 uint32, asm *[]byte) {
  4790  	*asm = append(*asm,
  4791  		uint8(op>>8),
  4792  		uint8(op),
  4793  		0,
  4794  		(uint8(r1)<<4)|uint8(r2&0x0F))
  4795  }
  4796  
  4797  func zRRF(op, r3_m3, m4, r1, r2 uint32, asm *[]byte) {
  4798  	*asm = append(*asm,
  4799  		uint8(op>>8),
  4800  		uint8(op),
  4801  		(uint8(r3_m3)<<4)|uint8(m4&0x0F),
  4802  		(uint8(r1)<<4)|uint8(r2&0x0F))
  4803  }
  4804  
  4805  func zRRS(op, r1, r2, b4, d4, m3 uint32, asm *[]byte) {
  4806  	*asm = append(*asm,
  4807  		uint8(op>>8),
  4808  		(uint8(r1)<<4)|uint8(r2&0x0F),
  4809  		(uint8(b4)<<4)|uint8((d4>>8)&0x0F),
  4810  		uint8(d4),
  4811  		uint8(m3)<<4,
  4812  		uint8(op))
  4813  }
  4814  
  4815  func zRS(op, r1, r3_m3, b2, d2 uint32, asm *[]byte) {
  4816  	*asm = append(*asm,
  4817  		uint8(op>>8),
  4818  		(uint8(r1)<<4)|uint8(r3_m3&0x0F),
  4819  		(uint8(b2)<<4)|uint8((d2>>8)&0x0F),
  4820  		uint8(d2))
  4821  }
  4822  
  4823  func zRSI(op, r1, r3, ri2 uint32, asm *[]byte) {
  4824  	*asm = append(*asm,
  4825  		uint8(op>>8),
  4826  		(uint8(r1)<<4)|uint8(r3&0x0F),
  4827  		uint8(ri2>>8),
  4828  		uint8(ri2))
  4829  }
  4830  
  4831  func zRSL(op, l1, b2, d2 uint32, asm *[]byte) {
  4832  	*asm = append(*asm,
  4833  		uint8(op>>8),
  4834  		uint8(l1),
  4835  		(uint8(b2)<<4)|uint8((d2>>8)&0x0F),
  4836  		uint8(d2),
  4837  		uint8(op))
  4838  }
  4839  
  4840  func zRSY(op, r1, r3_m3, b2, d2 uint32, asm *[]byte) {
  4841  	dl2 := uint16(d2) & 0x0FFF
  4842  	*asm = append(*asm,
  4843  		uint8(op>>8),
  4844  		(uint8(r1)<<4)|uint8(r3_m3&0x0F),
  4845  		(uint8(b2)<<4)|(uint8(dl2>>8)&0x0F),
  4846  		uint8(dl2),
  4847  		uint8(d2>>12),
  4848  		uint8(op))
  4849  }
  4850  
  4851  func zRX(op, r1_m1, x2, b2, d2 uint32, asm *[]byte) {
  4852  	*asm = append(*asm,
  4853  		uint8(op>>8),
  4854  		(uint8(r1_m1)<<4)|uint8(x2&0x0F),
  4855  		(uint8(b2)<<4)|uint8((d2>>8)&0x0F),
  4856  		uint8(d2))
  4857  }
  4858  
  4859  func zRXE(op, r1, x2, b2, d2, m3 uint32, asm *[]byte) {
  4860  	*asm = append(*asm,
  4861  		uint8(op>>8),
  4862  		(uint8(r1)<<4)|uint8(x2&0x0F),
  4863  		(uint8(b2)<<4)|uint8((d2>>8)&0x0F),
  4864  		uint8(d2),
  4865  		uint8(m3)<<4,
  4866  		uint8(op))
  4867  }
  4868  
  4869  func zRXF(op, r3, x2, b2, d2, m1 uint32, asm *[]byte) {
  4870  	*asm = append(*asm,
  4871  		uint8(op>>8),
  4872  		(uint8(r3)<<4)|uint8(x2&0x0F),
  4873  		(uint8(b2)<<4)|uint8((d2>>8)&0x0F),
  4874  		uint8(d2),
  4875  		uint8(m1)<<4,
  4876  		uint8(op))
  4877  }
  4878  
  4879  func zRXY(op, r1_m1, x2, b2, d2 uint32, asm *[]byte) {
  4880  	dl2 := uint16(d2) & 0x0FFF
  4881  	*asm = append(*asm,
  4882  		uint8(op>>8),
  4883  		(uint8(r1_m1)<<4)|uint8(x2&0x0F),
  4884  		(uint8(b2)<<4)|(uint8(dl2>>8)&0x0F),
  4885  		uint8(dl2),
  4886  		uint8(d2>>12),
  4887  		uint8(op))
  4888  }
  4889  
  4890  func zS(op, b2, d2 uint32, asm *[]byte) {
  4891  	*asm = append(*asm,
  4892  		uint8(op>>8),
  4893  		uint8(op),
  4894  		(uint8(b2)<<4)|uint8((d2>>8)&0x0F),
  4895  		uint8(d2))
  4896  }
  4897  
  4898  func zSI(op, i2, b1, d1 uint32, asm *[]byte) {
  4899  	*asm = append(*asm,
  4900  		uint8(op>>8),
  4901  		uint8(i2),
  4902  		(uint8(b1)<<4)|uint8((d1>>8)&0x0F),
  4903  		uint8(d1))
  4904  }
  4905  
  4906  func zSIL(op, b1, d1, i2 uint32, asm *[]byte) {
  4907  	*asm = append(*asm,
  4908  		uint8(op>>8),
  4909  		uint8(op),
  4910  		(uint8(b1)<<4)|uint8((d1>>8)&0x0F),
  4911  		uint8(d1),
  4912  		uint8(i2>>8),
  4913  		uint8(i2))
  4914  }
  4915  
  4916  func zSIY(op, i2, b1, d1 uint32, asm *[]byte) {
  4917  	dl1 := uint16(d1) & 0x0FFF
  4918  	*asm = append(*asm,
  4919  		uint8(op>>8),
  4920  		uint8(i2),
  4921  		(uint8(b1)<<4)|(uint8(dl1>>8)&0x0F),
  4922  		uint8(dl1),
  4923  		uint8(d1>>12),
  4924  		uint8(op))
  4925  }
  4926  
  4927  func zSMI(op, m1, b3, d3, ri2 uint32, asm *[]byte) {
  4928  	*asm = append(*asm,
  4929  		uint8(op>>8),
  4930  		uint8(m1)<<4,
  4931  		(uint8(b3)<<4)|uint8((d3>>8)&0x0F),
  4932  		uint8(d3),
  4933  		uint8(ri2>>8),
  4934  		uint8(ri2))
  4935  }
  4936  
  4937  // Expected argument values for the instruction formats.
  4938  //
  4939  // Format    a1  a2  a3  a4  a5  a6
  4940  // -------------------------------
  4941  // a         l1,  0, b1, d1, b2, d2
  4942  // b         l1, l2, b1, d1, b2, d2
  4943  // c         l1, i3, b1, d1, b2, d2
  4944  // d         r1, r3, b1, d1, b2, d2
  4945  // e         r1, r3, b2, d2, b4, d4
  4946  // f          0, l2, b1, d1, b2, d2
  4947  func zSS(f form, op, l1_r1, l2_i3_r3, b1_b2, d1_d2, b2_b4, d2_d4 uint32, asm *[]byte) {
  4948  	*asm = append(*asm, uint8(op>>8))
  4949  
  4950  	switch f {
  4951  	case _a:
  4952  		*asm = append(*asm, uint8(l1_r1))
  4953  	case _b, _c, _d, _e:
  4954  		*asm = append(*asm, (uint8(l1_r1)<<4)|uint8(l2_i3_r3&0x0F))
  4955  	case _f:
  4956  		*asm = append(*asm, uint8(l2_i3_r3))
  4957  	}
  4958  
  4959  	*asm = append(*asm,
  4960  		(uint8(b1_b2)<<4)|uint8((d1_d2>>8)&0x0F),
  4961  		uint8(d1_d2),
  4962  		(uint8(b2_b4)<<4)|uint8((d2_d4>>8)&0x0F),
  4963  		uint8(d2_d4))
  4964  }
  4965  
  4966  func zSSE(op, b1, d1, b2, d2 uint32, asm *[]byte) {
  4967  	*asm = append(*asm,
  4968  		uint8(op>>8),
  4969  		uint8(op),
  4970  		(uint8(b1)<<4)|uint8((d1>>8)&0x0F),
  4971  		uint8(d1),
  4972  		(uint8(b2)<<4)|uint8((d2>>8)&0x0F),
  4973  		uint8(d2))
  4974  }
  4975  
  4976  func zSSF(op, r3, b1, d1, b2, d2 uint32, asm *[]byte) {
  4977  	*asm = append(*asm,
  4978  		uint8(op>>8),
  4979  		(uint8(r3)<<4)|(uint8(op)&0x0F),
  4980  		(uint8(b1)<<4)|uint8((d1>>8)&0x0F),
  4981  		uint8(d1),
  4982  		(uint8(b2)<<4)|uint8((d2>>8)&0x0F),
  4983  		uint8(d2))
  4984  }
  4985  
  4986  func rxb(va, vb, vc, vd uint32) uint8 {
  4987  	mask := uint8(0)
  4988  	if va >= REG_V16 && va <= REG_V31 {
  4989  		mask |= 0x8
  4990  	}
  4991  	if vb >= REG_V16 && vb <= REG_V31 {
  4992  		mask |= 0x4
  4993  	}
  4994  	if vc >= REG_V16 && vc <= REG_V31 {
  4995  		mask |= 0x2
  4996  	}
  4997  	if vd >= REG_V16 && vd <= REG_V31 {
  4998  		mask |= 0x1
  4999  	}
  5000  	return mask
  5001  }
  5002  
  5003  func zVRX(op, v1, x2, b2, d2, m3 uint32, asm *[]byte) {
  5004  	*asm = append(*asm,
  5005  		uint8(op>>8),
  5006  		(uint8(v1)<<4)|(uint8(x2)&0xf),
  5007  		(uint8(b2)<<4)|(uint8(d2>>8)&0xf),
  5008  		uint8(d2),
  5009  		(uint8(m3)<<4)|rxb(v1, 0, 0, 0),
  5010  		uint8(op))
  5011  }
  5012  
  5013  func zVRV(op, v1, v2, b2, d2, m3 uint32, asm *[]byte) {
  5014  	*asm = append(*asm,
  5015  		uint8(op>>8),
  5016  		(uint8(v1)<<4)|(uint8(v2)&0xf),
  5017  		(uint8(b2)<<4)|(uint8(d2>>8)&0xf),
  5018  		uint8(d2),
  5019  		(uint8(m3)<<4)|rxb(v1, v2, 0, 0),
  5020  		uint8(op))
  5021  }
  5022  
  5023  func zVRS(op, v1, v3_r3, b2, d2, m4 uint32, asm *[]byte) {
  5024  	*asm = append(*asm,
  5025  		uint8(op>>8),
  5026  		(uint8(v1)<<4)|(uint8(v3_r3)&0xf),
  5027  		(uint8(b2)<<4)|(uint8(d2>>8)&0xf),
  5028  		uint8(d2),
  5029  		(uint8(m4)<<4)|rxb(v1, v3_r3, 0, 0),
  5030  		uint8(op))
  5031  }
  5032  
  5033  func zVRRa(op, v1, v2, m5, m4, m3 uint32, asm *[]byte) {
  5034  	*asm = append(*asm,
  5035  		uint8(op>>8),
  5036  		(uint8(v1)<<4)|(uint8(v2)&0xf),
  5037  		0,
  5038  		(uint8(m5)<<4)|(uint8(m4)&0xf),
  5039  		(uint8(m3)<<4)|rxb(v1, v2, 0, 0),
  5040  		uint8(op))
  5041  }
  5042  
  5043  func zVRRb(op, v1, v2, v3, m5, m4 uint32, asm *[]byte) {
  5044  	*asm = append(*asm,
  5045  		uint8(op>>8),
  5046  		(uint8(v1)<<4)|(uint8(v2)&0xf),
  5047  		uint8(v3)<<4,
  5048  		uint8(m5)<<4,
  5049  		(uint8(m4)<<4)|rxb(v1, v2, v3, 0),
  5050  		uint8(op))
  5051  }
  5052  
  5053  func zVRRc(op, v1, v2, v3, m6, m5, m4 uint32, asm *[]byte) {
  5054  	*asm = append(*asm,
  5055  		uint8(op>>8),
  5056  		(uint8(v1)<<4)|(uint8(v2)&0xf),
  5057  		uint8(v3)<<4,
  5058  		(uint8(m6)<<4)|(uint8(m5)&0xf),
  5059  		(uint8(m4)<<4)|rxb(v1, v2, v3, 0),
  5060  		uint8(op))
  5061  }
  5062  
  5063  func zVRRd(op, v1, v2, v3, m5, m6, v4 uint32, asm *[]byte) {
  5064  	*asm = append(*asm,
  5065  		uint8(op>>8),
  5066  		(uint8(v1)<<4)|(uint8(v2)&0xf),
  5067  		(uint8(v3)<<4)|(uint8(m5)&0xf),
  5068  		uint8(m6)<<4,
  5069  		(uint8(v4)<<4)|rxb(v1, v2, v3, v4),
  5070  		uint8(op))
  5071  }
  5072  
  5073  func zVRRe(op, v1, v2, v3, m6, m5, v4 uint32, asm *[]byte) {
  5074  	*asm = append(*asm,
  5075  		uint8(op>>8),
  5076  		(uint8(v1)<<4)|(uint8(v2)&0xf),
  5077  		(uint8(v3)<<4)|(uint8(m6)&0xf),
  5078  		uint8(m5),
  5079  		(uint8(v4)<<4)|rxb(v1, v2, v3, v4),
  5080  		uint8(op))
  5081  }
  5082  
  5083  func zVRRf(op, v1, r2, r3 uint32, asm *[]byte) {
  5084  	*asm = append(*asm,
  5085  		uint8(op>>8),
  5086  		(uint8(v1)<<4)|(uint8(r2)&0xf),
  5087  		uint8(r3)<<4,
  5088  		0,
  5089  		rxb(v1, 0, 0, 0),
  5090  		uint8(op))
  5091  }
  5092  
  5093  func zVRIa(op, v1, i2, m3 uint32, asm *[]byte) {
  5094  	*asm = append(*asm,
  5095  		uint8(op>>8),
  5096  		uint8(v1)<<4,
  5097  		uint8(i2>>8),
  5098  		uint8(i2),
  5099  		(uint8(m3)<<4)|rxb(v1, 0, 0, 0),
  5100  		uint8(op))
  5101  }
  5102  
  5103  func zVRIb(op, v1, i2, i3, m4 uint32, asm *[]byte) {
  5104  	*asm = append(*asm,
  5105  		uint8(op>>8),
  5106  		uint8(v1)<<4,
  5107  		uint8(i2),
  5108  		uint8(i3),
  5109  		(uint8(m4)<<4)|rxb(v1, 0, 0, 0),
  5110  		uint8(op))
  5111  }
  5112  
  5113  func zVRIc(op, v1, v3, i2, m4 uint32, asm *[]byte) {
  5114  	*asm = append(*asm,
  5115  		uint8(op>>8),
  5116  		(uint8(v1)<<4)|(uint8(v3)&0xf),
  5117  		uint8(i2>>8),
  5118  		uint8(i2),
  5119  		(uint8(m4)<<4)|rxb(v1, v3, 0, 0),
  5120  		uint8(op))
  5121  }
  5122  
  5123  func zVRId(op, v1, v2, v3, i4, m5 uint32, asm *[]byte) {
  5124  	*asm = append(*asm,
  5125  		uint8(op>>8),
  5126  		(uint8(v1)<<4)|(uint8(v2)&0xf),
  5127  		uint8(v3)<<4,
  5128  		uint8(i4),
  5129  		(uint8(m5)<<4)|rxb(v1, v2, v3, 0),
  5130  		uint8(op))
  5131  }
  5132  
  5133  func zVRIe(op, v1, v2, i3, m5, m4 uint32, asm *[]byte) {
  5134  	*asm = append(*asm,
  5135  		uint8(op>>8),
  5136  		(uint8(v1)<<4)|(uint8(v2)&0xf),
  5137  		uint8(i3>>4),
  5138  		(uint8(i3)<<4)|(uint8(m5)&0xf),
  5139  		(uint8(m4)<<4)|rxb(v1, v2, 0, 0),
  5140  		uint8(op))
  5141  }
  5142  

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