opcodes/score-dis.c

   1 /* Instruction printing code for Score
   2    Copyright 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
   3    Contributed by:
   4    Brain.lin (brain.lin@sunplusct.com)
   5    Mei Ligang (ligang@sunnorth.com.cn)
   6    Pei-Lin Tsai (pltsai@sunplus.com)
   7
   8    This file is part of the GNU opcodes library.
   9
  10    This library is free software; you can redistribute it and/or modify
  11    it under the terms of the GNU General Public License as published by
  12    the Free Software Foundation; either version 3, or (at your option)
  13    any later version.
  14
  15    It is distributed in the hope that it will be useful, but WITHOUT
  16    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  17    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  18    License for more details.
  19
  20    You should have received a copy of the GNU General Public License
  21    along with this file; see the file COPYING.  If not, write to the
  22    Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
  23    MA 02110-1301, USA.  */
  24
  25 #include "sysdep.h"
  26 #include "dis-asm.h"
  27 #define DEFINE_TABLE
  28 /*****************************************************************************/
  29 #include "opintl.h"
  30 #include "bfd.h"
  31
  32 /* FIXME: This shouldn't be done here.  */
  33 #include "elf-bfd.h"
  34 #include "elf/internal.h"
  35 #include "elf/score.h"
  36
  37 /*****************************************************************************/
  38 /* s3_s7: opcodes and export prototypes.  */
  39 extern int
  40 s7_print_insn (bfd_vma pc, struct disassemble_info *info, bfd_boolean little);
  41
  42 struct score_opcode
  43 {
  44   bfd_vma value;
  45   bfd_vma mask;           /* Recognise instruction if (op & mask) == value.  */
  46   char *assembler;        /* Disassembly string.  */
  47 };
  48
  49 /* Note: There is a partial ordering in this table - it must be searched from
  50    the top to obtain a correct match.  */
  51
  52 static struct score_opcode score_opcodes[] =
  53 {
  54   /* Score Instructions.  */
  55   {0x3800000a, 0x3e007fff, "abs\t\t%20-24r, %15-19r"},
  56   {0x3800004b, 0x3e007fff, "abs.s\t\t%20-24r, %15-19r"},
  57   {0x00000010, 0x3e0003ff, "add\t\t%20-24r, %15-19r, %10-14r"},
  58   {0x00000011, 0x3e0003ff, "add.c\t\t%20-24r, %15-19r, %10-14r"},
  59   {0x38000048, 0x3e0003ff, "add.s\t\t%20-24r, %15-19r, %10-14r"},
  60   {0x00000012, 0x3e0003ff, "addc\t\t%20-24r, %15-19r, %10-14r"},
  61   {0x00000013, 0x3e0003ff, "addc.c\t\t%20-24r, %15-19r, %10-14r"},
  62   {0x02000000, 0x3e0e0001, "addi\t\t%20-24r, %1-16i"},
  63   {0x02000001, 0x3e0e0001, "addi.c\t\t%20-24r, %1-16i"},
  64   {0x0a000000, 0x3e0e0001, "addis\t\t%20-24r, %1-16d(0x%1-16x)"},
  65   {0x0a000001, 0x3e0e0001, "addis.c\t\t%20-24r, %1-16d(0x%1-16x)"},
  66   {0x10000000, 0x3e000001, "addri\t\t%20-24r, %15-19r, %1-14i"},
  67   {0x10000001, 0x3e000001, "addri.c\t\t%20-24r, %15-19r, %1-14i"},
  68   {0x00004800, 0x00007f00, "add!\t\t%4-7r, %0-3r"},
  69   {0x00005c00, 0x00007c00, "addi!\t\t%6-9r, %0-5i"},
  70   {0x00000020, 0x3e0003ff, "and\t\t%20-24r, %15-19r, %10-14r"},
  71   {0x00000021, 0x3e0003ff, "and.c\t\t%20-24r, %15-19r, %10-14r"},
  72   {0x040000000000LL, 0x1c0000000003LL, "andri48\t\t%38-41r,%34-37r, 0x%2-33x"},
  73   {0x040000000001LL, 0x1c0000000003LL, "andri48.c\t\t%38-41r,%34-37r, 0x%2-33x"},
  74   {0x02080000, 0x3e0e0001, "andi\t\t%20-24r, 0x%1-16x"},
  75   {0x02080001, 0x3e0e0001, "andi.c\t\t%20-24r, 0x%1-16x"},
  76   {0x0a080000, 0x3e0e0001, "andis\t\t%20-24r, 0x%1-16x"},
  77   {0x0a080001, 0x3e0e0001, "andis.c\t\t%20-24r, 0x%1-16x"},
  78   {0x18000000, 0x3e000001, "andri\t\t%20-24r, %15-19r, 0x%1-14x"},
  79   {0x18000001, 0x3e000001, "andri.c\t\t%20-24r, %15-19r,0x%1-14x"},
  80   {0x00004b00, 0x00007f00, "and!\t\t%4-7r, %0-3r"},
  81   {0x08000000, 0x3e007c01, "bcs\t\t%b"},
  82   {0x08000400, 0x3e007c01, "bcc\t\t%b"},
  83   {0x08003800, 0x3e007c01, "bcnz\t\t%b"},
  84   {0x08000001, 0x3e007c01, "bcsl\t\t%b"},
  85   {0x08000401, 0x3e007c01, "bccl\t\t%b"},
  86   {0x08003801, 0x3e007c01, "bcnzl\t\t%b"},
  87   {0x0000004c, 0x3e00007e, "bcmpeqz\t\t%15-19r, %z"},
  88   {0x0000004c, 0x3e00007e, "bcmpeq\t\t%15-19r,  %z"},
  89   {0x0000004e, 0x3e00007e, "bcmpnez\t\t%15-19r, %z"},
  90   {0x0000004e, 0x3e00007e, "bcmpne\t\t%15-19r,  %z"},
  91   {0x00003200, 0x00007e00, "bcnz!\t\t%b"},
  92   {0x08001000, 0x3e007c01, "beq\t\t%b"},
  93   {0x08001001, 0x3e007c01, "beql\t\t%b"},
  94   {0x00003800, 0x00007e00, "beq!\t\t%b"},
  95   {0x08000800, 0x3e007c01, "bgtu\t\t%b"},
  96   {0x08001800, 0x3e007c01, "bgt\t\t%b"},
  97   {0x08002000, 0x3e007c01, "bge\t\t%b"},
  98   {0x08000801, 0x3e007c01, "bgtul\t\t%b"},
  99   {0x08001801, 0x3e007c01, "bgtl\t\t%b"},
 100   {0x08002001, 0x3e007c01, "bgel\t\t%b"},
 101   {0x00003400, 0x00007e00, "bgtu!\t\t%b"},
 102   {0x00003c00, 0x00007e00, "bgt!\t\t%b"},
 103   {0x00000029, 0x3e0003ff, "bitclr.c\t%20-24r, %15-19r, 0x%10-14x"},
 104   {0x00000028, 0x3e0003ff, "bitclr\t%20-24r, %15-19r, 0x%10-14x"},
 105   {0x0000002b, 0x3e0003ff, "bitset.c\t%20-24r, %15-19r, 0x%10-14x"},
 106   {0x0000002a, 0x3e0003ff, "bitset\t%20-24r, %15-19r, 0x%10-14x"},
 107   {0x0000002d, 0x3e0003ff, "bittst.c\t%15-19r, 0x%10-14x"},
 108   {0x0000002f, 0x3e0003ff, "bittgl.c\t%20-24r, %15-19r, 0x%10-14x"},
 109   {0x0000002e, 0x3e0003ff, "bittgl\t%20-24r, %15-19r, 0x%10-14x"},
 110   {0x00005000, 0x00007e00, "bitclr!\t\t%5-8r, 0x%0-4x"},
 111   {0x3800000c, 0x3e0003ff, "bitrev\t\t%20-24r, %15-19r,%10-14r"},
 112   {0x00005200, 0x00007e00, "bitset!\t\t%5-8r, 0x%0-4x"},
 113   {0x00005400, 0x00007e00, "bittst!\t\t%5-8r, 0x%0-4x"},
 114   {0x00005600, 0x00007e00, "bittgl!\t\t%5-8r, 0x%0-4x"},
 115   {0x08000c00, 0x3e007c01, "bleu\t\t%b"},
 116   {0x08001c00, 0x3e007c01, "ble\t\t%b"},
 117   {0x08002400, 0x3e007c01, "blt\t\t%b"},
 118   {0x08000c01, 0x3e007c01, "bleul\t\t%b"},
 119   {0x08001c01, 0x3e007c01, "blel\t\t%b"},
 120   {0x08002401, 0x3e007c01, "bltl\t\t%b"},
 121   {0x08003c01, 0x3e007c01, "bl\t\t%b"},
 122   {0x00003600, 0x00007e00, "bleu!\t\t%b"},
 123   {0x00003e00, 0x00007e00, "ble!\t\t%b"},
 124   {0x08002800, 0x3e007c01, "bmi\t\t%b"},
 125   {0x08002801, 0x3e007c01, "bmil\t\t%b"},
 126   {0x08001400, 0x3e007c01, "bne\t\t%b"},
 127   {0x08001401, 0x3e007c01, "bnel\t\t%b"},
 128   {0x00003a00, 0x00007e00, "bne!\t\t%b"},
 129   {0x08002c00, 0x3e007c01, "bpl\t\t%b"},
 130   {0x08002c01, 0x3e007c01, "bpll\t\t%b"},
 131   {0x00000008, 0x3e007fff, "brcs\t\t%15-19r"},
 132   {0x00000408, 0x3e007fff, "brcc\t\t%15-19r"},
 133   {0x00000808, 0x3e007fff, "brgtu\t\t%15-19r"},
 134   {0x00000c08, 0x3e007fff, "brleu\t\t%15-19r"},
 135   {0x00001008, 0x3e007fff, "breq\t\t%15-19r"},
 136   {0x00001408, 0x3e007fff, "brne\t\t%15-19r"},
 137   {0x00001808, 0x3e007fff, "brgt\t\t%15-19r"},
 138   {0x00001c08, 0x3e007fff, "brle\t\t%15-19r"},
 139   {0x00002008, 0x3e007fff, "brge\t\t%15-19r"},
 140   {0x00002408, 0x3e007fff, "brlt\t\t%15-19r"},
 141   {0x00002808, 0x3e007fff, "brmi\t\t%15-19r"},
 142   {0x00002c08, 0x3e007fff, "brpl\t\t%15-19r"},
 143   {0x00003008, 0x3e007fff, "brvs\t\t%15-19r"},
 144   {0x00003408, 0x3e007fff, "brvc\t\t%15-19r"},
 145   {0x00003808, 0x3e007fff, "brcnz\t\t%15-19r"},
 146   {0x00003c08, 0x3e007fff, "br\t\t%15-19r"},
 147   {0x00000009, 0x3e007fff, "brcsl\t\t%15-19r"},
 148   {0x00000409, 0x3e007fff, "brccl\t\t%15-19r"},
 149   {0x00000809, 0x3e007fff, "brgtul\t\t%15-19r"},
 150   {0x00000c09, 0x3e007fff, "brleul\t\t%15-19r"},
 151   {0x00001009, 0x3e007fff, "breql\t\t%15-19r"},
 152   {0x00001409, 0x3e007fff, "brnel\t\t%15-19r"},
 153   {0x00001809, 0x3e007fff, "brgtl\t\t%15-19r"},
 154   {0x00001c09, 0x3e007fff, "brlel\t\t%15-19r"},
 155   {0x00002009, 0x3e007fff, "brgel\t\t%15-19r"},
 156   {0x00002409, 0x3e007fff, "brltl\t\t%15-19r"},
 157   {0x00002809, 0x3e007fff, "brmil\t\t%15-19r"},
 158   {0x00002c09, 0x3e007fff, "brpll\t\t%15-19r"},
 159   {0x00003009, 0x3e007fff, "brvsl\t\t%15-19r"},
 160   {0x00003409, 0x3e007fff, "brvcl\t\t%15-19r"},
 161   {0x00003809, 0x3e007fff, "brcnzl\t\t%15-19r"},
 162   {0x00003c09, 0x3e007fff, "brl\t\t%15-19r"},
 163   {0x00000080, 0x00007fe0, "br!\t\t%0-4r"},
 164   {0x000000a0, 0x00007fe0, "brl!\t\t%0-4r"},
 165   {0x000000c0, 0x00007fe0, "brr!\t\t%0-4r"},
 166   {0x08003000, 0x3e007c01, "bvs\t\t%b"},
 167   {0x08003400, 0x3e007c01, "bvc\t\t%b"},
 168   {0x08003001, 0x3e007c01, "bvsl\t\t%b"},
 169   {0x08003401, 0x3e007c01, "bvcl\t\t%b"},
 170   {0x00003000, 0x00007e00, "b!\t\t%b"},
 171   {0x08003c00, 0x3e007c01, "b\t\t%b"},
 172   {0x30000000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 173   {0x30100000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 174   {0x30200000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 175   {0x30300000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 176   {0x30400000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 177   {0x30800000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 178   {0x30900000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 179   {0x30a00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 180   {0x30b00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 181   {0x30c00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 182   {0x30d00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 183   {0x30e00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 184   {0x31000000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 185   {0x31100000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 186   {0x31800000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 187   {0x31a00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 188   {0x31b00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 189   {0x31c00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 190   {0x31d00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 191   {0x31e00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 192   {0x31f00000, 0x3ff00000, "cache\t\t%20-24d, [%15-19r, %0-14i]"},
 193   {0x38000000, 0x3ff003ff, "mad\t\t%15-19r, %10-14r"},
 194   {0x38000020, 0x3ff003ff, "madu\t\t%15-19r, %10-14r"},
 195   {0x38000080, 0x3ff003ff, "mad.f\t\t%15-19r, %10-14r"},
 196   {0x38000001, 0x3ff003ff, "msb\t\t%15-19r, %10-14r"},
 197   {0x38000021, 0x3ff003ff, "msbu\t\t%15-19r, %10-14r"},
 198   {0x38000081, 0x3ff003ff, "msb.f\t\t%15-19r, %10-14r"},
 199   {0x38000102, 0x3ff003ff, "mazl\t\t%15-19r, %10-14r"},
 200   {0x38000182, 0x3ff003ff, "mazl.f\t\t%15-19r, %10-14r"},
 201   {0x38000002, 0x3ff003ff, "madl\t\t%15-19r, %10-14r"},
 202   {0x380000c2, 0x3ff003ff, "madl.fs\t\t%15-19r, %10-14r"},
 203   {0x38000303, 0x3ff003ff, "mazh\t\t%15-19r, %10-14r"},
 204   {0x38000383, 0x3ff003ff, "mazh.f\t\t%15-19r, %10-14r"},
 205   {0x38000203, 0x3ff003ff, "madh\t\t%15-19r, %10-14r"},
 206   {0x380002c3, 0x3ff003ff, "madh.fs\t\t%15-19r, %10-14r"},
 207   {0x38000007, 0x3e0003ff, "max\t\t%20-24r, %15-19r, %10-14r"},
 208
 209   {0x00000064, 0x3e00007e, "mbitclr\t\t[%15-19r, %m], %10-14d"},
 210   {0x0000006c, 0x3e00007e, "mbitset\t\t[%15-19r, %m], %10-14d"},
 211
 212   {0x38000006, 0x3e0003ff, "min\t\t%20-24r, %15-19r, %10-14r"},
 213   {0x38000104, 0x3ff003ff, "mszl\t\t%15-19r, %10-14r"},
 214   {0x38000184, 0x3ff003ff, "mszl.f\t\t%15-19r, %10-14r"},
 215   {0x38000004, 0x3ff003ff, "msbl\t\t%15-19r, %10-14r"},
 216   {0x380000c4, 0x3ff003ff, "msbl.fs\t\t%15-19r, %10-14r"},
 217   {0x38000305, 0x3ff003ff, "mszh\t\t%15-19r, %10-14r"},
 218   {0x38000385, 0x3ff003ff, "mszh.f\t\t%15-19r, %10-14r"},
 219   {0x38000205, 0x3ff003ff, "msbh\t\t%15-19r, %10-14r"},
 220   {0x380002c5, 0x3ff003ff, "msbh.fs\t\t%15-19r, %10-14r"},
 221   {0x3800004e, 0x3e0003ff, "sll.s\t\t%20-24r, %15-19r, %10-14r"},
 222   {0x38000049, 0x3e0003ff, "sub.s\t\t%20-24r, %15-19r, %10-14r"},
 223   {0x0000001c, 0x3e007fff, "clz\t\t%20-24r, %15-19r"},
 224   {0x38000000, 0x3e000000, "ceinst\t\t%20-24d, %15-19r, %10-14r, %5-9d, %0-4d"},
 225   {0x00000019, 0x3ff003ff, "cmpteq.c\t\t%15-19r, %10-14r"},
 226   {0x00100019, 0x3ff003ff, "cmptmi.c\t\t%15-19r, %10-14r"},
 227   {0x00300019, 0x3ff003ff, "cmp.c\t\t%15-19r, %10-14r"},
 228   {0x0000001b, 0x3ff07fff, "cmpzteq.c\t%15-19r"},
 229   {0x0010001b, 0x3ff07fff, "cmpztmi.c\t%15-19r"},
 230   {0x0030001b, 0x3ff07fff, "cmpz.c\t\t%15-19r"},
 231   {0x02040001, 0x3e0e0001, "cmpi.c\t\t%20-24r, %1-16i"},
 232   {0x00004400, 0x00007c00, "cmp!\t\t%5-9r, %0-4r"},
 233   {0x00006000, 0x00007c00, "cmpi!\t\t%5-9r, %0-4i"},
 234   {0x0c00000c, 0x3e00001f, "cop1\t\tc%20-24r, c%15-19r, c%10-14r, %5-9d"},
 235   {0x0c000014, 0x3e00001f, "cop2\t\tc%20-24r, c%15-19r, c%10-14r, %5-9d"},
 236   {0x0c00001c, 0x3e00001f, "cop3\t\tc%20-24r, c%15-19r, c%10-14r, %5-9d"},
 237   {0x00000044, 0x3e0003ff, "div\t\t%15-19r, %10-14r"},
 238   {0x00000144, 0x3e0003ff, "divr.q\t\t%20-24r,%15-19r, %10-14r"},
 239   {0x00000244, 0x3e0003ff, "divr.r\t\t%20-24r,%15-19r, %10-14r"},
 240   {0x00000344, 0x3e0003ff, "divr\t\t%20-24r,%15-19r, %10-14r"},
 241   {0x00000046, 0x3e0003ff, "divu\t\t%15-19r, %10-14r"},
 242   {0x00000146, 0x3e0003ff, "divur.q\t\t%20-24r,%15-19r, %10-14r"},
 243   {0x00000246, 0x3e0003ff, "divur.r\t\t%20-24r,%15-19r, %10-14r"},
 244   {0x00000346, 0x3e0003ff, "divur\t\t%20-24r,%15-19r, %10-14r"},
 245   {0x0c0000a4, 0x3e0003ff, "drte"},
 246   {0x00e0,     0xffe1,     "disint!"},
 247   {0x00e1,     0xffe1,     "enint!"},
 248   {0x00000058, 0x3e0003ff, "extsb\t\t%20-24r, %15-19r"},
 249   {0x00000059, 0x3e0003ff, "extsb.c\t\t%20-24r, %15-19r"},
 250   {0x0000005a, 0x3e0003ff, "extsh\t\t%20-24r, %15-19r"},
 251   {0x0000005b, 0x3e0003ff, "extsh.c\t\t%20-24r, %15-19r"},
 252   {0x0000005c, 0x3e0003ff, "extzb\t\t%20-24r, %15-19r"},
 253   {0x0000005d, 0x3e0003ff, "extzb.c\t\t%20-24r, %15-19r"},
 254   {0x0000005e, 0x3e0003ff, "extzh\t\t%20-24r, %15-19r"},
 255   {0x0000005f, 0x3e0003ff, "extzh.c\t\t%20-24r, %15-19r"},
 256   {0x04000001, 0x3e000001, "jl\t\t%j"},
 257   {0x04000000, 0x3e000001, "j\t\t%j"},
 258   {0x26000000, 0x3e000000, "lb\t\t%20-24r, [%15-19r, %0-14i]"},
 259   {0x2c000000, 0x3e000000, "lbu\t\t%20-24r, [%15-19r, %0-14i]"},
 260   {0x06000003, 0x3e000007, "lb\t\t%20-24r, [%15-19r, %3-14i]+"},
 261   {0x06000006, 0x3e000007, "lbu\t\t%20-24r, [%15-19r, %3-14i]+"},
 262   {0x0e000003, 0x3e000007, "lb\t\t%20-24r, [%15-19r]+, %3-14i"},
 263   {0x0e000006, 0x3e000007, "lbu\t\t%20-24r, [%15-19r]+, %3-14i"},
 264   {0x00000060, 0x3e0003ff, "lcb\t\t[%15-19r]+"},
 265   {0x00000062, 0x3e0003ff, "lcw\t\t%20-24r, [%15-19r]+"},
 266   {0x00000066, 0x3e0003ff, "lce\t\t%20-24r, [%15-19r]+"},
 267   {0x0c00000a, 0x3e00001f, "ldc1\t\tc%15-19r, [%20-24r, %5-14i]"},
 268   {0x0c000012, 0x3e00001f, "ldc2\t\tc%15-19r, [%20-24r, %5-14i]"},
 269   {0x0c00001a, 0x3e00001f, "ldc3\t\tc%15-19r, [%20-24r, %5-14i]"},
 270   {0x000000000001LL, 0x1c000000001fLL, "ldi48\t\t%37-41r, %5-36i"},
 271   {0x22000000, 0x3e000000, "lh\t\t%20-24r, [%15-19r, %0-14i]"},
 272   {0x24000000, 0x3e000000, "lhu\t\t%20-24r, [%15-19r, %0-14i]"},
 273   {0x06000001, 0x3e000007, "lh\t\t%20-24r, [%15-19r, %3-14i]+"},
 274   {0x06000002, 0x3e000007, "lhu\t\t%20-24r, [%15-19r, %3-14i]+"},
 275   {0x0e000001, 0x3e000007, "lh\t\t%20-24r, [%15-19r]+, %3-14i"},
 276   {0x0e000002, 0x3e000007, "lhu\t\t%20-24r, [%15-19r]+, %3-14i"},
 277   {0x020c0000, 0x3e0e0000, "ldi\t\t%20-24r, 0x%1-16x(%1-16i)"},
 278   {0x0a0c0000, 0x3e0e0000, "ldis\t\t%20-24r, 0x%1-16x(%1-16i)"},
 279   {0x00006400, 0x00007c00, "ldiu!\t\t%5-9r, %0-4d"},
 280   {0x00000032, 0x3e0003ff, "ltbw\t\t%20-24r, [%15-19r, %10-14r]"},
 281   {0x00000132, 0x3e0003ff, "ltbh\t\t%20-24r, [%15-19r, %10-14r]"},
 282   {0x00000332, 0x3e0003ff, "ltbb\t\t%20-24r, [%15-19r, %10-14r]"},
 283   {0x0000000c, 0x3e0003ff, "alw\t\t%20-24r, [%15-19r]"},
 284   {0x20000000, 0x3e000000, "lw\t\t%20-24r, [%15-19r, %0-14i]"},
 285   {0x06000000, 0x3e000007, "lw\t\t%20-24r, [%15-19r, %3-14i]+"},
 286   {0x0e000000, 0x3e000007, "lw\t\t%20-24r, [%15-19r]+, %3-14i"},
 287   {0x00001000, 0x00007000, "lw!\t\t%8-11r, [%5-7r,%0-4d2]"},
 288   {0x000000000002LL, 0x1c000000001fLL, "lw48\t\t%37-41r,[0x%7-36w]"},
 289   {0x00007a00, 0x00007f00, "madl.fs!\t\t%4-7r, %0-3r"},
 290   {0x00007500, 0x00007f00, "madu!\t\t%4-7r, %0-3r"},
 291   {0x00007400, 0x00007f00, "mad.f!\t\t%4-7r, %0-3r"},
 292   {0x00007900, 0x00007f00, "mazh.f!\t\t%4-7r, %0-3r"},
 293   {0x00007800, 0x00007f00, "mazl.f!\t\t%4-7r, %0-3r"},
 294   {0x00000448, 0x3e007fff, "mfcel\t\t%20-24r"},
 295   {0x00007100, 0x00007ff0, "mfcel!\t\t%0-3r"},
 296   {0x00000848, 0x3e007fff, "mfceh\t\t%20-24r"},
 297   {0x00007110, 0x00007ff0, "mfceh!\t\t%0-3r"},
 298   {0x00000c48, 0x3e007fff, "mfcehl\t\t%20-24r, %15-19r"},
 299   {0x00000048, 0x3e0003ff, "mfce\t\t%20-24r, er%10-14d"},
 300   {0x00000050, 0x3e0003ff, "mfsr\t\t%20-24r, sr%10-14d"},
 301   {0x0c000001, 0x3e00001f, "mfcr\t\t%20-24r, c%15-19r"},
 302   {0x0c000009, 0x3e00001f, "mfc1\t\t%20-24r, c%15-19r"},
 303   {0x0c000011, 0x3e00001f, "mfc2\t\t%20-24r, c%15-19r"},
 304   {0x0c000019, 0x3e00001f, "mfc3\t\t%20-24r, c%15-19r"},
 305   {0x0c00000f, 0x3e00001f, "mfcc1\t\t%20-24r, c%15-19r"},
 306   {0x0c000017, 0x3e00001f, "mfcc2\t\t%20-24r, c%15-19r"},
 307   {0x0c00001f, 0x3e00001f, "mfcc3\t\t%20-24r, c%15-19r"},
 308   /* confilct: push! mhfl!.  */
 309   {0x00000040, 0x00007fe0, "pop!\t\t%0-4r"},
 310   {0x00000060, 0x00007fe0, "push!\t\t%0-4r"},
 311   {0x00006800, 0x00007c00, "rpop!\t\t%5-9r, %0-4d"},
 312   {0x00006c00, 0x00007c00, "rpush!\t\t%5-9r, %0-4d"},
 313   {0x00007600, 0x00007f00, "msb.f!\t\t%4-7r, %0-3r"},
 314   {0x00007f00, 0x00007f00, "msbh.fs!\t\t%4-7r, %0-3r"},
 315   {0x00007e00, 0x00007f00, "msbl.fs!\t\t%4-7r, %0-3r"},
 316   {0x00007700, 0x00007f00, "msbu!\t\t%4-7r, %0-3r"},
 317   {0x00007d00, 0x00007f00, "mszh.f!\t\t%4-7r, %0-3r"},
 318   {0x00007c00, 0x00007f00, "mszl.f!\t\t%4-7r, %0-3r"},
 319   {0x0000044a, 0x3e007fff, "mtcel\t\t%20-24r"},
 320   {0x00007000, 0x00007ff0, "mtcel!\t\t%0-3r"},
 321   {0x0000084a, 0x3e007fff, "mtceh\t\t%20-24r"},
 322   {0x00007010, 0x00007ff0, "mtceh!\t\t%0-3r"},
 323   {0x00000c4a, 0x3e007fff, "mtcehl\t\t%20-24r, %15-19r"},
 324   {0x0000004a, 0x3e0003ff, "mtce\t\t%20-24r, er%10-14d"},
 325   {0x00000052, 0x3e0003ff, "mtsr\t\t%15-19r, sr%10-14d"},
 326   {0x0c000000, 0x3e00001f, "mtcr\t\t%20-24r, c%15-19r"},
 327   {0x0c000008, 0x3e00001f, "mtc1\t\t%20-24r, c%15-19r"},
 328   {0x0c000010, 0x3e00001f, "mtc2\t\t%20-24r, c%15-19r"},
 329   {0x0c000018, 0x3e00001f, "mtc3\t\t%20-24r, c%15-19r"},
 330   {0x0c00000e, 0x3e00001f, "mtcc1\t\t%20-24r, c%15-19r"},
 331   {0x0c000016, 0x3e00001f, "mtcc2\t\t%20-24r, c%15-19r"},
 332   {0x0c00001e, 0x3e00001f, "mtcc3\t\t%20-24r, c%15-19r"},
 333   {0x00000040, 0x3e0003ff, "mul\t\t%15-19r, %10-14r"},
 334   {0x00000140, 0x3e0003ff, "mulr.l\t\t%20-24r,%15-19r, %10-14r"},
 335   {0x00000240, 0x3e0003ff, "mulr.h\t\t%20-24r,%15-19r, %10-14r"},
 336   {0x00000340, 0x3e0003ff, "mulr\t\t%20-24r,%15-19r, %10-14r"},
 337   {0x00000141, 0x3e0003ff, "mulr.lf\t\t%20-24r,%15-19r, %10-14r"},
 338   {0x00000241, 0x3e0003ff, "mulr.hf\t\t%20-24r,%15-19r, %10-14r"},
 339   {0x00000341, 0x3e0003ff, "mulr.f\t\t%20-24r,%15-19r, %10-14r"},
 340   {0x00000040, 0x3e0003ff, "maz\t\t%15-19r, %10-14r"},
 341   {0x00000041, 0x3e0003ff, "mul.f\t\t%15-19r, %10-14r"},
 342   {0x00000041, 0x3e0003ff, "maz.f\t\t%15-19r, %10-14r"},
 343   {0x00007200, 0x00007f00, "mul.f!\t\t%4-7r, %0-3r"},
 344   {0x00000042, 0x3e0003ff, "mulu\t\t%15-19r, %10-14r"},
 345   {0x00000142, 0x3e0003ff, "mulur.l\t\t%20-24r,%15-19r, %10-14r"},
 346   {0x00000242, 0x3e0003ff, "mulur.h\t\t%20-24r,%15-19r, %10-14r"},
 347   {0x00000342, 0x3e0003ff, "mulur\t\t%20-24r,%15-19r, %10-14r"},
 348   {0x00000042, 0x3e0003ff, "mazu\t\t%15-19r, %10-14r"},
 349   {0x00007300, 0x00007f00, "mulu!\t\t%4-7r, %0-3r"},
 350   {0x00000056, 0x3e007fff, "mvcs\t\t%20-24r, %15-19r"},
 351   {0x00000456, 0x3e007fff, "mvcc\t\t%20-24r, %15-19r"},
 352   {0x00000856, 0x3e007fff, "mvgtu\t\t%20-24r, %15-19r"},
 353   {0x00000c56, 0x3e007fff, "mvleu\t\t%20-24r, %15-19r"},
 354   {0x00001056, 0x3e007fff, "mveq\t\t%20-24r, %15-19r"},
 355   {0x00001456, 0x3e007fff, "mvne\t\t%20-24r, %15-19r"},
 356   {0x00001856, 0x3e007fff, "mvgt\t\t%20-24r, %15-19r"},
 357   {0x00001c56, 0x3e007fff, "mvle\t\t%20-24r, %15-19r"},
 358   {0x00002056, 0x3e007fff, "mvge\t\t%20-24r, %15-19r"},
 359   {0x00002456, 0x3e007fff, "mvlt\t\t%20-24r, %15-19r"},
 360   {0x00002856, 0x3e007fff, "mvmi\t\t%20-24r, %15-19r"},
 361   {0x00002c56, 0x3e007fff, "mvpl\t\t%20-24r, %15-19r"},
 362   {0x00003056, 0x3e007fff, "mvvs\t\t%20-24r, %15-19r"},
 363   {0x00003456, 0x3e007fff, "mvvc\t\t%20-24r, %15-19r"},
 364   {0x00003c56, 0x3e007fff, "mv\t\t%20-24r, %15-19r"},
 365   {0x00004000, 0x00007c00, "mv!\t\t%5-9r, %0-4r"},
 366   {0x0000001e, 0x3e0003ff, "neg\t\t%20-24r, %10-14r"},
 367   {0x0000001f, 0x3e0003ff, "neg.c\t\t%20-24r, %10-14r"},
 368   {0x00000000, 0x3e0003ff, "nop"},
 369   {0x00000024, 0x3e0003ff, "not\t\t%20-24r, %15-19r"},
 370   {0x00000025, 0x3e0003ff, "not.c\t\t%20-24r, %15-19r"},
 371   {0x00000000, 0x00007fff, "nop!"},
 372   {0x00000022, 0x3e0003ff, "or\t\t%20-24r, %15-19r, %10-14r"},
 373   {0x00000023, 0x3e0003ff, "or.c\t\t%20-24r, %15-19r, %10-14r"},
 374   {0x020a0000, 0x3e0e0001, "ori\t\t%20-24r, 0x%1-16x"},
 375   {0x020a0001, 0x3e0e0001, "ori.c\t\t%20-24r, 0x%1-16x"},
 376   {0x0a0a0000, 0x3e0e0001, "oris\t\t%20-24r, 0x%1-16x"},
 377   {0x0a0a0001, 0x3e0e0001, "oris.c\t\t%20-24r, 0x%1-16x"},
 378   {0x1a000000, 0x3e000001, "orri\t\t%20-24r, %15-19r, 0x%1-14x"},
 379   {0x1a000001, 0x3e000001, "orri.c\t\t%20-24r, %15-19r, 0x%1-14x"},
 380   {0x00004a00, 0x00007f00, "or!\t\t%4-7r, %0-3r"},
 381   {0x040000000002LL, 0x1c0000000003LL, "orri48\t\t%38-41r,%34-37r, 0x%2-33x"},
 382   {0x040000000003LL, 0x1c0000000003LL, "orri48.c\t\t%38-41r,%34-37r, 0x%2-33x"},
 383   {0x0000000a, 0x3e0003ff, "pflush"},
 384   {0x00000038, 0x3e0003ff, "ror\t\t%20-24r, %15-19r, %10-14r"},
 385   {0x00000039, 0x3e0003ff, "ror.c\t\t%20-24r, %15-19r, %10-14r"},
 386   {0x0000003b, 0x3e0003ff, "rorc.c\t\t%20-24r, %15-19r, %10-14r"},
 387   {0x0000003c, 0x3e0003ff, "rol\t\t%20-24r, %15-19r, %10-14r"},
 388   {0x0000003d, 0x3e0003ff, "rol.c\t\t%20-24r, %15-19r, %10-14r"},
 389   {0x0000003f, 0x3e0003ff, "rolc.c\t\t%20-24r, %15-19r, %10-14r"},
 390   {0x00000078, 0x3e0003ff, "rori\t\t%20-24r, %15-19r, %10-14d"},
 391   {0x00000079, 0x3e0003ff, "rori.c\t\t%20-24r, %15-19r, %10-14d"},
 392   {0x0000007b, 0x3e0003ff, "roric.c\t\t%20-24r, %15-19r, %10-14d"},
 393   {0x0000007c, 0x3e0003ff, "roli\t\t%20-24r, %15-19r, %10-14d"},
 394   {0x0000007d, 0x3e0003ff, "roli.c\t\t%20-24r, %15-19r, %10-14d"},
 395   {0x0000007f, 0x3e0003ff, "rolic.c\t\t%20-24r, %15-19r, %10-14d"},
 396   {0x0c000084, 0x3e0003ff, "rte"},
 397   {0x2e000000, 0x3e000000, "sb\t\t%20-24r, [%15-19r, %0-14i]"},
 398   {0x06000007, 0x3e000007, "sb\t\t%20-24r, [%15-19r, %3-14i]+"},
 399   {0x0e000007, 0x3e000007, "sb\t\t%20-24r, [%15-19r]+, %3-14i"},
 400   {0x0000000e, 0x3e0003ff, "asw\t\t%20-24r, [%15-19r]"},
 401   {0x00000068, 0x3e0003ff, "scb\t\t%20-24r, [%15-19r]+"},
 402   {0x0000006a, 0x3e0003ff, "scw\t\t%20-24r, [%15-19r]+"},
 403   {0x0000006e, 0x3e0003ff, "sce\t\t[%15-19r]+"},
 404   {0x00000006, 0x3e0003ff, "sdbbp\t\t%15-19d"},
 405   {0x00000020, 0x00007fe0, "sdbbp!\t\t%0-4d"},
 406   {0x000000000000LL, 0x1c000000001fLL, "sdbbp48\t\t%5-9d"},
 407   {0x2a000000, 0x3e000000, "sh\t\t%20-24r, [%15-19r, %0-14i]"},
 408   {0x06000005, 0x3e000007, "sh\t\t%20-24r, [%15-19r, %3-14i]+"},
 409   {0x0e000005, 0x3e000007, "sh\t\t%20-24r, [%15-19r]+, %3-14i"},
 410   {0x0c0000c4, 0x3e0003ff, "sleep"},
 411   {0x0c0000e4, 0x3e0003ff, "rti"},
 412   {0x00000030, 0x3e0003ff, "sll\t\t%20-24r, %15-19r, %10-14r"},
 413   {0x00000031, 0x3e0003ff, "sll.c\t\t%20-24r, %15-19r, %10-14r"},
 414   {0x00000070, 0x3e0003ff, "slli\t\t%20-24r, %15-19r, %10-14d"},
 415   {0x00000071, 0x3e0003ff, "slli.c\t\t%20-24r, %15-19r, %10-14d"},
 416   {0x00005800, 0x00007e00, "slli!\t\t%5-8r, %0-4d"},
 417   {0x00000034, 0x3e0003ff, "srl\t\t%20-24r, %15-19r, %10-14r"},
 418   {0x00000035, 0x3e0003ff, "srl.c\t\t%20-24r, %15-19r, %10-14r"},
 419   {0x00000036, 0x3e0003ff, "sra\t\t%20-24r, %15-19r, %10-14r"},
 420   {0x00000037, 0x3e0003ff, "sra.c\t\t%20-24r, %15-19r, %10-14r"},
 421   {0x00000074, 0x3e0003ff, "srli\t\t%20-24r, %15-19r, %10-14d"},
 422   {0x00000075, 0x3e0003ff, "srli.c\t\t%20-24r, %15-19r, %10-14d"},
 423   {0x00000076, 0x3e0003ff, "srai\t\t%20-24r, %15-19r, %10-14d"},
 424   {0x00000077, 0x3e0003ff, "srai.c\t\t%20-24r, %15-19r, %10-14d"},
 425   {0x00005a00, 0x00007e00, "srli!\t\t%5-8r, %0-4d"},
 426   {0x0c00000b, 0x3e00001f, "stc1\t\tc%15-19r, [%20-24r, %5-14i]"},
 427   {0x0c000013, 0x3e00001f, "stc2\t\tc%15-19r, [%20-24r, %5-14i]"},
 428   {0x0c00001b, 0x3e00001f, "stc3\t\tc%15-19r, [%20-24r, %5-14i]"},
 429   {0x00000014, 0x3e0003ff, "sub\t\t%20-24r, %15-19r, %10-14r"},
 430   {0x00000015, 0x3e0003ff, "sub.c\t\t%20-24r, %15-19r, %10-14r"},
 431   {0x00000016, 0x3e0003ff, "subc\t\t%20-24r, %15-19r, %10-14r"},
 432   {0x00000017, 0x3e0003ff, "subc.c\t\t%20-24r, %15-19r, %10-14r"},
 433   {0x00004900, 0x00007f00, "sub!\t\t%4-7r, %0-3r"},
 434   {0x28000000, 0x3e000000, "sw\t\t%20-24r, [%15-19r, %0-14i]"},
 435   {0x06000004, 0x3e000007, "sw\t\t%20-24r, [%15-19r, %3-14i]+"},
 436   {0x0e000004, 0x3e000007, "sw\t\t%20-24r, [%15-19r]+, %3-14i"},
 437   {0x00002000, 0x00007000, "sw!\t\t%8-11r, [%5-7r,%0-4d2]"},
 438   {0x000000000003LL, 0x1c000000001fLL, "sw48\t\t%37-41r, [0x%7-36w]"},
 439   {0x00000002, 0x3e0003ff, "syscall\t\t%10-24d"},
 440   {0x00000054, 0x3e007fff, "tcs"},
 441   {0x00000454, 0x3e007fff, "tcc"},
 442   {0x00003854, 0x3e007fff, "tcnz"},
 443   {0x00001054, 0x3e007fff, "teq"},
 444   {0x00000854, 0x3e007fff, "tgtu"},
 445   {0x00001854, 0x3e007fff, "tgt"},
 446   {0x00002054, 0x3e007fff, "tge"},
 447   {0x00000c54, 0x3e007fff, "tleu"},
 448   {0x00001c54, 0x3e007fff, "tle"},
 449   {0x00002454, 0x3e007fff, "tlt"},
 450   {0x0c000004, 0x3e0003ff, "stlb"},
 451   {0x0c000024, 0x3e0003ff, "mftlb"},
 452   {0x0c000044, 0x3e0003ff, "mtptlb"},
 453   {0x0c000064, 0x3e0003ff, "mtrtlb"},
 454   {0x00002854, 0x3e007fff, "tmi"},
 455   {0x00001454, 0x3e007fff, "tne"},
 456   {0x00002c54, 0x3e007fff, "tpl"},
 457   {0x00000004, 0x3e007fff, "trapcs\t\t%15-19d"},
 458   {0x00000404, 0x3e007fff, "trapcc\t\t%15-19d"},
 459   {0x00000804, 0x3e007fff, "trapgtu\t\t%15-19d"},
 460   {0x00000c04, 0x3e007fff, "trapleu\t\t%15-19d"},
 461   {0x00001004, 0x3e007fff, "trapeq\t\t%15-19d"},
 462   {0x00001404, 0x3e007fff, "trapne\t\t%15-19d"},
 463   {0x00001804, 0x3e007fff, "trapgt\t\t%15-19d"},
 464   {0x00001c04, 0x3e007fff, "traple\t\t%15-19d"},
 465   {0x00002004, 0x3e007fff, "trapge\t\t%15-19d"},
 466   {0x00002404, 0x3e007fff, "traplt\t\t%15-19d"},
 467   {0x00002804, 0x3e007fff, "trapmi\t\t%15-19d"},
 468   {0x00002c04, 0x3e007fff, "trappl\t\t%15-19d"},
 469   {0x00003004, 0x3e007fff, "trapvs\t\t%15-19d"},
 470   {0x00003404, 0x3e007fff, "trapvc\t\t%15-19d"},
 471   {0x00003c04, 0x3e007fff, "trap\t\t%15-19d"},
 472   {0x00003c54, 0x3e007fff, "tset"},
 473   {0x00003054, 0x3e007fff, "tvs"},
 474   {0x00003454, 0x3e007fff, "tvc"},
 475   {0x00000026, 0x3e0003ff, "xor\t\t%20-24r, %15-19r, %10-14r"},
 476   {0x00000027, 0x3e0003ff, "xor.c\t\t%20-24r, %15-19r, %10-14r"},
 477 };
 478 /*****************************************************************************/
 479
 480 #ifndef streq
 481 #define streq(a,b)    (strcmp ((a), (b)) == 0)
 482 #endif
 483
 484 #ifndef strneq
 485 #define strneq(a,b,n)    (strncmp ((a), (b), (n)) == 0)
 486 #endif
 487
 488 #ifndef NUM_ELEM
 489 #define NUM_ELEM(a)     (sizeof (a) / sizeof (a)[0])
 490 #endif
 491
 492 typedef struct
 493 {
 494   const char *name;
 495   const char *description;
 496   const char *reg_names[32];
 497 } score_regname;
 498
 499 static score_regname regnames[] =
 500 {
 501   {"gcc", "Select register names used by GCC",
 502   {"r0", "r1", "r2", "r3", "r4", "r5", "r6", "r7", "r8", "r9", "r10",
 503    "r11", "r12", "r13", "r14", "r15", "r16", "r17", "r18", "r19", "r20",
 504    "r21", "r22", "r23", "r24", "r25", "r26", "r27", "gp", "r29", "r30", "r31"}},
 505 };
 506
 507 static unsigned int regname_selected = 0;
 508
 509 #define NUM_SCORE_REGNAMES  NUM_ELEM (regnames)
 510 #define score_regnames      regnames[regname_selected].reg_names
 511
 512 /* Print one instruction from PC on INFO->STREAM.
 513    Return the size of the instruction.  */
 514 static int
 515 print_insn_score48 (struct disassemble_info *info, bfd_vma given)
 516 {
 517   struct score_opcode *insn;
 518   void *stream = info->stream;
 519   fprintf_ftype func = info->fprintf_func;
 520
 521   for (insn = score_opcodes; insn->assembler; insn++)
 522     {
 523       /* using insn->mask &0xff00000000 to distinguish 48/32 bit */
 524       if (((insn->mask & 0xff0000000000LL)!=0) && (given & insn->mask) == insn->value)
 525         {
 526            info->bytes_per_chunk = 2;
 527            info->bytes_per_line =6;
 528
 529           char *c;
 530
 531           for (c = insn->assembler; *c; c++)
 532             {
 533               if (*c == '%')
 534                 {
 535                   switch (*++c)
 536                     {
 537                     case '0':
 538                     case '1':
 539                     case '2':
 540                     case '3':
 541                     case '4':
 542                     case '5':
 543                     case '6':
 544                     case '7':
 545                     case '8':
 546                     case '9':
 547                       {
 548                         int bitstart = *c++ - '0';
 549                         int bitend = 0;
 550
 551                         while (*c >= '0' && *c <= '9')
 552                           bitstart = (bitstart * 10) + *c++ - '0';
 553
 554                         switch (*c)
 555                           {
 556                           case '-':
 557                             c++;
 558                             while (*c >= '0' && *c <= '9')
 559                               bitend = (bitend * 10) + *c++ - '0';
 560
 561                             if (!bitend)
 562                               abort ();
 563
 564                             switch (*c)
 565                               {
 566                               case 'r':
 567                                 {
 568                                   long reg;
 569
 570                                   reg = given >> bitstart;
 571                                   reg &= (2 << (bitend - bitstart)) - 1;
 572
 573                                   func (stream, "%s", score_regnames[reg]);
 574                                 }
 575                                 break;
 576                               case 'd':
 577                                 {
 578                                   long reg;
 579
 580                                   reg = given >> bitstart;
 581                                   reg &= (2 << (bitend - bitstart)) - 1;
 582
 583                                   func (stream, "%ld", reg);
 584                                 }
 585                                 break;
 586                               case 'i':
 587                                 {
 588                                   long reg;
 589                                   reg = given >> bitstart;
 590                                   reg &= (2 << (bitend - bitstart)) - 1;
 591                                   reg = ((reg ^ (1 << (bitend - bitstart))) -
 592                                         (1 << (bitend - bitstart)));
 593                                   /* Fix bug: s3_testsuite 64-bit.
 594                                      Remove high 32 bits.  */
 595                                   reg = (int) reg;
 596
 597                                   if (((given & insn->mask) == 0x0c00000a)      /* ldc1  */
 598                                       || ((given & insn->mask) == 0x0c000012)   /* ldc2  */
 599                                       || ((given & insn->mask) == 0x0c00001c)   /* ldc3  */
 600                                       || ((given & insn->mask) == 0x0c00000b)   /* stc1  */
 601                                       || ((given & insn->mask) == 0x0c000013)   /* stc2  */
 602                                       || ((given & insn->mask) == 0x0c00001b))  /* stc3  */
 603                                     reg <<= 2;
 604
 605                                   func (stream, "%ld", reg);
 606                                 }
 607                                 break;
 608                               case 'x':
 609                                 {
 610                                   long reg;
 611
 612                                   reg = given >> bitstart;
 613                                   reg &= (2 << (bitend - bitstart)) - 1;
 614                                   /* Fix bug: s3_testsuite 64-bit.
 615                                      Remove high 32 bits.  */
 616                                   reg = (int) reg;
 617
 618                                   func (stream, "%lx", reg);
 619                                 }
 620                                 break;
 621                                 case 'w':
 622                                 {
 623                                     long reg;
 624                                     reg = given >> bitstart;
 625                                     reg &= (2 << (bitend - bitstart)) - 1;
 626                                     reg <<=2;
 627                                     func (stream, "%lx", reg);
 628                                 }
 629                                 break;
 630
 631                               default:
 632                                 abort ();
 633                               }
 634                             break;
 635
 636                           case '`':
 637                             c++;
 638                             if ((given & (1 << bitstart)) == 0)
 639                               func (stream, "%c", *c);
 640                             break;
 641                           case '\'':
 642                             c++;
 643                             if ((given & (1 << bitstart)) != 0)
 644                               func (stream, "%c", *c);
 645                             break;
 646                           default:
 647                             abort ();
 648                           }
 649                         break;
 650
 651                     default:
 652                         abort ();
 653                       }
 654                     }
 655                 }
 656               else
 657                 func (stream, "%c", *c);
 658             }
 659           return 6;
 660         }
 661     }
 662
 663 #if (SCORE_SIMULATOR_ACTIVE)
 664   func (stream, _("<illegal instruction>"));
 665   return 6;
 666 #endif
 667
 668   abort ();
 669 }
 670
 671 /* Print one instruction from PC on INFO->STREAM.
 672    Return the size of the instruction.  */
 673 static int
 674 print_insn_score32 (bfd_vma pc, struct disassemble_info *info, long given)
 675 {
 676   struct score_opcode *insn;
 677   void *stream = info->stream;
 678    int  rb_equal_zero=1;
 679   fprintf_ftype func = info->fprintf_func;
 680
 681   for (insn = score_opcodes; insn->assembler; insn++)
 682     {
 683       if (((insn->mask & 0xff0000000000LL)==0)&&(insn->mask & 0xffff0000) && (given & insn->mask) == insn->value)
 684         {
 685           /* check for bcmpeq / bcmpeqz / bcmpne / bcmpnez */
 686             /* given &0x7c00 is for to test if rb is zero  ,
 687                  rb_equal_zero =1 : index to bcmpeqz
 688                  rb_equal_zero =0 , index to bcmpeq
 689                 this checking rule only for branch compare ( insn->mask ==0x3e00007e*/
 690             if (((given & 0x7c00) !=0)&&(rb_equal_zero ==1)&&(insn->mask == 0x3e00007e)
 691                 && (insn->value == 0x0000004c || insn->value == 0x0000004e))
 692             {
 693                 rb_equal_zero =0;
 694                continue;
 695              }
 696
 697           char *c;
 698
 699           for (c = insn->assembler; *c; c++)
 700             {
 701               if (*c == '%')
 702                 {
 703                   switch (*++c)
 704                     {
 705                     case 'j':
 706                       {
 707                         int target;
 708
 709                         if (info->flags & INSN_HAS_RELOC)
 710                           pc = 0;
 711                         target = (pc & 0xfe000000) | (given & 0x01fffffe);
 712                         (*info->print_address_func) (target, info);
 713                       }
 714                       break;
 715                     case 'b':
 716                       {
 717                         /* Sign-extend a 20-bit number.  */
 718 #define SEXT20(x)       ((((x) & 0xfffff) ^ (~ 0x7ffff)) + 0x80000)
 719                         int disp = ((given & 0x01ff8000) >> 5) | (given & 0x3fe);
 720                         int target = (pc + SEXT20 (disp));
 721
 722                         (*info->print_address_func) (target, info);
 723                       }
 724                       break;
 725                     case 'z':
 726                       {
 727 #define SEXT10(x)           ((((x) & 0x3ff) ^ (~ 0x1ff)) + 0x200)
 728                            if  ((given & 0x7c00 ) == 0)
 729                            {
 730                                /* Sign-extend a 20-bit number.  */
 731                                /* disp : [24 -20]  , [9-7 ] , [0] */
 732                                   int disp = (given&1)<<1 |((given>>7)&7)<<2 |((given>>20)&0x1f)<<5;
 733                                   int target = (pc + SEXT10 (disp));
 734                                   (*info->print_address_func) (target, info);
 735                            }
 736                            else
 737                            {
 738                                long reg;
 739                                int bitstart = 10;
 740                                int bitend = 14;
 741                                reg = given >> bitstart;
 742                                reg &= (2 << (bitend - bitstart)) - 1;
 743                                /* Sign-extend a 20-bit number.  */
 744                                int disp = (given&1)<<1 |((given>>7)&7)<<2 |((given>>20)&0x1f)<<5;
 745                                int target = (pc + SEXT10 (disp));
 746                                func (stream, "%s ,", score_regnames[reg] );
 747                                   (*info->print_address_func) (target, info);
 748
 749                                }
 750
 751                       }
 752                       break;
 753                     case 'm':
 754                       {
 755                         /* disp : [24 -20]  , [9-7 ] , [0] */
 756                         int disp = (given&1)<<2 |((given>>7)&7)<<3 |((given>>20)&0x1f)<<6;
 757                         (*info->print_address_func) (disp, info);
 758                       }
 759                       break;
 760                     case '0':
 761                     case '1':
 762                     case '2':
 763                     case '3':
 764                     case '4':
 765                     case '5':
 766                     case '6':
 767                     case '7':
 768                     case '8':
 769                     case '9':
 770                       {
 771                         int bitstart = *c++ - '0';
 772                         int bitend = 0;
 773
 774                         while (*c >= '0' && *c <= '9')
 775                           bitstart = (bitstart * 10) + *c++ - '0';
 776
 777                         switch (*c)
 778                           {
 779                           case '-':
 780                             c++;
 781                             while (*c >= '0' && *c <= '9')
 782                               bitend = (bitend * 10) + *c++ - '0';
 783
 784                             if (!bitend)
 785                               abort ();
 786
 787                             switch (*c)
 788                               {
 789                               case 'r':
 790                                 {
 791                                   long reg;
 792
 793                                   reg = given >> bitstart;
 794                                   reg &= (2 << (bitend - bitstart)) - 1;
 795
 796                                   func (stream, "%s", score_regnames[reg]);
 797                                 }
 798                                 break;
 799                               case 'd':
 800                                 {
 801                                   long reg;
 802
 803                                   reg = given >> bitstart;
 804                                   reg &= (2 << (bitend - bitstart)) - 1;
 805
 806                                   func (stream, "%ld", reg);
 807                                 }
 808                                 break;
 809                               case 'i':
 810                                 {
 811                                   long reg;
 812
 813                                   reg = given >> bitstart;
 814                                   reg &= (2 << (bitend - bitstart)) - 1;
 815                                   reg = ((reg ^ (1 << (bitend - bitstart))) -
 816                                         (1 << (bitend - bitstart)));
 817
 818                                   if (((given & insn->mask) == 0x0c00000a)      /* ldc1  */
 819                                       || ((given & insn->mask) == 0x0c000012)   /* ldc2  */
 820                                       || ((given & insn->mask) == 0x0c00001c)   /* ldc3  */
 821                                       || ((given & insn->mask) == 0x0c00000b)   /* stc1  */
 822                                       || ((given & insn->mask) == 0x0c000013)   /* stc2  */
 823                                       || ((given & insn->mask) == 0x0c00001b))  /* stc3  */
 824                                     reg <<= 2;
 825
 826                                   func (stream, "%ld", reg);
 827                                 }
 828                                 break;
 829                               case 'x':
 830                                 {
 831                                   long reg;
 832
 833                                   reg = given >> bitstart;
 834                                   reg &= (2 << (bitend - bitstart)) - 1;
 835
 836                                   func (stream, "%lx", reg);
 837                                 }
 838                                 break;
 839                               default:
 840                                 abort ();
 841                               }
 842                             break;
 843
 844                           case '`':
 845                             c++;
 846                             if ((given & (1 << bitstart)) == 0)
 847                               func (stream, "%c", *c);
 848                             break;
 849                           case '\'':
 850                             c++;
 851                             if ((given & (1 << bitstart)) != 0)
 852                               func (stream, "%c", *c);
 853                             break;
 854                           default:
 855                             abort ();
 856                           }
 857                         break;
 858
 859                     default:
 860                         abort ();
 861                       }
 862                     }
 863                 }
 864               else
 865                 func (stream, "%c", *c);
 866             }
 867           return 4;
 868         }
 869     }
 870
 871 #if (SCORE_SIMULATOR_ACTIVE)
 872   func (stream, _("<illegal instruction>"));
 873   return 4;
 874 #endif
 875
 876   abort ();
 877 }
 878
 879 /* Print one instruction from PC on INFO->STREAM.
 880    Return the size of the instruction.  */
 881 static int
 882 print_insn_score16 (bfd_vma pc, struct disassemble_info *info, long given)
 883 {
 884   struct score_opcode *insn;
 885   void *stream = info->stream;
 886   fprintf_ftype func = info->fprintf_func;
 887
 888   given &= 0xffff;
 889   for (insn = score_opcodes; insn->assembler; insn++)
 890     {
 891       if (((insn->mask & 0xff0000000000LL)==0) &&!(insn->mask & 0xffff0000) && (given & insn->mask) == insn->value)
 892         {
 893           char *c = insn->assembler;
 894
 895           info->bytes_per_chunk = 2;
 896           info->bytes_per_line = 4;
 897           given &= 0xffff;
 898
 899           for (; *c; c++)
 900             {
 901               if (*c == '%')
 902                 {
 903                   switch (*++c)
 904                     {
 905
 906                     case 'j':
 907                       {
 908                         int target;
 909
 910                         if (info->flags & INSN_HAS_RELOC)
 911                           pc = 0;
 912
 913                         target = (pc & 0xfffff000) | (given & 0x00000ffe);
 914                         (*info->print_address_func) (target, info);
 915                       }
 916                       break;
 917                     case 'b':
 918                       {
 919                         /* Sign-extend a 9-bit number.  */
 920 #define SEXT10(x)       ((((x) & 0x3ff) ^ (~ 0x1ff)) + 0x200)
 921                         int disp = (given & 0x1ff) << 1;
 922                         int target = (pc + SEXT10 (disp));
 923
 924                         (*info->print_address_func) (target, info);
 925                       }
 926                       break;
 927
 928                     case '0':
 929                     case '1':
 930                     case '2':
 931                     case '3':
 932                     case '4':
 933                     case '5':
 934                     case '6':
 935                     case '7':
 936                     case '8':
 937                     case '9':
 938                       {
 939                         int bitstart = *c++ - '0';
 940                         int bitend = 0;
 941
 942                         while (*c >= '0' && *c <= '9')
 943                           bitstart = (bitstart * 10) + *c++ - '0';
 944
 945                         switch (*c)
 946                           {
 947                           case '-':
 948                             {
 949                               long reg;
 950
 951                               c++;
 952                               while (*c >= '0' && *c <= '9')
 953                                 bitend = (bitend * 10) + *c++ - '0';
 954                               if (!bitend)
 955                                 abort ();
 956                               reg = given >> bitstart;
 957                               reg &= (2 << (bitend - bitstart)) - 1;
 958
 959                               /* Check rpush rd, 0 and rpop! rd, 0.
 960                                  If reg = 0, then set to 32.  */
 961                               if (((given & 0x00007c00) == 0x00006c00
 962                                     || (given & 0x00007c00) == 0x00006800)
 963                                   && reg == 0)
 964                                 {
 965                                   reg = 32;
 966                                 }
 967
 968                               switch (*c)
 969                                 {
 970                                 case 'R':
 971                                   func (stream, "%s", score_regnames[reg + 16]);
 972                                   break;
 973                                 case 'r':
 974                                   func (stream, "%s", score_regnames[reg]);
 975                                   break;
 976                                 case 'd':
 977                                   if (*(c + 1) == '\0')
 978                                     func (stream, "%ld", reg);
 979                                   else
 980                                     {
 981                                       c++;
 982                                       if (*c == '1')
 983                                         func (stream, "%ld", reg << 1);
 984                                       else if (*c == '2')
 985                                         func (stream, "%ld", reg << 2);
 986                                     }
 987                                   break;
 988
 989                                 case 'x':
 990                                   if (*(c + 1) == '\0')
 991                                     func (stream, "%lx", reg);
 992                                   else
 993                                     {
 994                                       c++;
 995                                       if (*c == '1')
 996                                         func (stream, "%lx", reg << 1);
 997                                       else if (*c == '2')
 998                                         func (stream, "%lx", reg << 2);
 999                                     }
1000                                   break;
1001                                 case 'i':
1002                                   reg = ((reg ^ (1 << bitend)) - (1 << bitend));
1003                                   func (stream, "%ld", reg);
1004                                   break;
1005                                 default:
1006                                   abort ();
1007                                 }
1008                             }
1009                             break;
1010
1011                           case '\'':
1012                             c++;
1013                             if ((given & (1 << bitstart)) != 0)
1014                               func (stream, "%c", *c);
1015                             break;
1016                           default:
1017                             abort ();
1018                           }
1019                       }
1020                       break;
1021                     default:
1022                       abort ();
1023                     }
1024                 }
1025               else
1026                 func (stream, "%c", *c);
1027             }
1028
1029           return 2;
1030         }
1031     }
1032 #if (SCORE_SIMULATOR_ACTIVE)
1033   func (stream, _("<illegal instruction>"));
1034   return 2;
1035 #endif
1036   /* No match.  */
1037   abort ();
1038 }
1039
1040 /* NOTE: There are no checks in these routines that
1041    the relevant number of data bytes exist.  */
1042 static int
1043 s3_print_insn (bfd_vma pc, struct disassemble_info *info, bfd_boolean little)
1044 {
1045   unsigned char b[6];
1046   bfd_vma  given,given_h , given_l, given_16, given_32, given_48;
1047
1048   bfd_vma ridparity;
1049   int status;
1050   void *stream = info->stream;
1051   fprintf_ftype func = info->fprintf_func;
1052   info->display_endian = little ? BFD_ENDIAN_LITTLE : BFD_ENDIAN_BIG;
1053   info->bytes_per_chunk = 2;
1054   status = info->read_memory_func (pc, (bfd_byte *) & b[0], 4, info);
1055   if (status != 0)
1056     {
1057       info->bytes_per_chunk = 2;
1058       status = info->read_memory_func (pc, (bfd_byte *) b, 2, info);
1059       b[3] = b[2] = 0;
1060       if (status != 0)
1061         {
1062           info->memory_error_func (status, pc, info);
1063           return -1;
1064         }
1065     }
1066   if (little)
1067     {
1068       given = b[0] | (b[1] << 8);
1069     }
1070   else
1071     {
1072       given = (b[0] << 8) | b[1];
1073     }
1074
1075   /* Set given_16.  */
1076   given_16 = given;
1077
1078   /* judge if now is insn_16_p */
1079   if ((given & 0x8000)==0)
1080     return  print_insn_score16 (pc, info, given);
1081
1082   else
1083     {
1084       if (little)
1085         {
1086           given = ((bfd_vma)b[2]) | ((bfd_vma)b[3] << 8) | ((bfd_vma)b[0] << 16) | ((bfd_vma)b[1] << 24);
1087         }
1088       else
1089         {
1090           given = ((bfd_vma)b[0] << 24) | ((bfd_vma)b[1] << 16) | ((bfd_vma)b[2] << 8) | ((bfd_vma)b[3]);
1091         }
1092
1093       /* Set given_32.  */
1094       given_32 = given;
1095
1096       /* judge if now is insn_32 */
1097       if ((given &0x80008000)==0x80000000)
1098         {
1099           /* Get rid of parity.  */
1100           ridparity = (given & 0x7FFF);
1101           ridparity |= (given & 0x7FFF0000) >> 1;
1102           given = ridparity;
1103           return  print_insn_score32 (pc, info, given);
1104         }
1105     }
1106
1107   /* the insn is 48 bit */
1108   status = info->read_memory_func (pc, (bfd_byte *) & b[0], 6, info);
1109   if (status != 0)
1110     {
1111       info->memory_error_func (status, pc, info);
1112       return -1;
1113     }
1114
1115   if (little)
1116     {
1117       given = ((bfd_vma)b[4]) | ((bfd_vma)b[5] << 8) | ((bfd_vma)b[2] << 16) | ((bfd_vma)b[3] << 24)
1118               | ((bfd_vma)b[0] << 32) | ((bfd_vma)b[1] << 40);
1119     }
1120   else
1121     {
1122       given_l = ((bfd_vma)b[5]) | ((bfd_vma)b[4] << 8) | ((bfd_vma)b[3] << 16) | ((bfd_vma)b[2] << 24) ;
1123       given_h = ((bfd_vma)b[1] )|((bfd_vma)b[0] <<8);
1124       given = ((bfd_vma)given_h<<32) | (bfd_vma)given_l ;
1125
1126     }
1127
1128     /* Set given_48.  */
1129     given_48 = given;
1130
1131     if ((given & 0x800080008000LL) == 0x800080000000LL)
1132       {
1133         /* Get rid of parity.  */
1134         ridparity = (given & 0x7FFF);
1135         ridparity |= (given & 0x7FFF0000) >> 1;
1136         ridparity |= (given & 0x7FFF00000000LL) >> 2;
1137         given = ridparity;
1138         status = print_insn_score48  (info, given);
1139         return status;
1140       }
1141
1142     /* Check 0x800080008000, 0x80008000, 0x8000.  */
1143
1144     if ((given_48 & 0x800080008000LL) != 0x800080000000LL)
1145       {
1146 #if (SCORE_SIMULATOR_ACTIVE)
1147         func (stream, _("<illegal instruction>"));
1148         return 6;
1149 #endif
1150       }
1151     if (((given_32 & 0xffff00000000LL) == 0) && ((given_32 & 0x80008000) != 0x80000000))
1152       {
1153 #if (SCORE_SIMULATOR_ACTIVE)
1154         func (stream, _("<illegal instruction>"));
1155         return 4;
1156 #endif
1157       }
1158     if (((given_16 & 0xffffffff0000LL) == 0) && ((given_16 & 0x8000) != 0))
1159       {
1160 #if (SCORE_SIMULATOR_ACTIVE)
1161         func (stream, _("<illegal instruction>"));
1162         return 2;
1163 #endif
1164       }
1165     else
1166       {
1167         return 0;
1168       }
1169 }
1170
1171 static unsigned long
1172 score_get_arch (disassemble_info *info)
1173 {
1174   if (info->arch == bfd_arch_score)
1175     return info->mach;
1176   else
1177     return 0;
1178 }
1179
1180 int
1181 print_insn_big_score (bfd_vma pc, struct disassemble_info *info)
1182 {
1183   if (score_get_arch (info) == bfd_mach_score3)
1184     return s3_print_insn (pc, info, FALSE);
1185   else
1186     return s7_print_insn (pc, info, FALSE);
1187 }
1188
1189 int
1190 print_insn_little_score (bfd_vma pc, struct disassemble_info *info)
1191 {
1192   if (score_get_arch (info) == bfd_mach_score3)
1193     return s3_print_insn (pc, info, TRUE);
1194   else
1195     return s7_print_insn (pc, info, TRUE);
1196 }