gdb/xtensa-config.c

   1 /* Configuration for the Xtensa architecture for GDB, the GNU debugger.
   2
   3    Copyright (C) 2003, 2005, 2006, 2007 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 2 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20    Boston, MA 02110-1301, USA.  */
  21
  22 #include "xtensa-config.h"
  23 #include "defs.h"
  24 #include "gdbarch.h"
  25 #include "xtensa-tdep.h"
  26 #include "gdbtypes.h"
  27
  28 /* Check version of configuration file.  */
  29 #define XTENSA_CONFIG_VERSION 0x60
  30 #if XTENSA_TDEP_VERSION != XTENSA_CONFIG_VERSION
  31 #warning "xtensa-config.c version mismatch!"
  32 #endif
  33
  34
  35 /* Return the byte order from the configuration.
  36    We need this function, because the byte order is needed even
  37    before the target structure (tdep) has been set up.  */
  38
  39 int
  40 xtensa_config_byte_order (void)
  41 {
  42   return XCHAL_HAVE_BE ? BFD_ENDIAN_BIG : BFD_ENDIAN_LITTLE;
  43 }
  44
  45
  46 /* This routine returns the predefined architecture-dependent
  47    parameter structure (tdep) and register map.  */
  48
  49 struct gdbarch_tdep xtensa_tdep;
  50
  51 struct gdbarch_tdep *
  52 xtensa_config_tdep (struct gdbarch_info *info)
  53 {
  54   return &xtensa_tdep;
  55 }
  56
  57
  58 /* Masked registers.  */
  59 const int mask0[] = { 1, 96, 0, 4  };
  60 const int mask1[] = { 1, 96, 5, 1  };
  61 const int mask2[] = { 1, 96, 18, 1  };
  62 const int mask3[] = { 1, 96, 6, 2  };
  63 const int mask4[] = { 1, 96, 4, 1  };
  64 const int mask5[] = { 1, 96, 16, 2  };
  65 const int mask6[] = { 1, 96, 8, 4  };
  66 const int mask7[] = { 1, 95, 12, 20  };
  67 const int mask8[] = { 1, 95, 0, 1  };
  68 const int mask9[] = { 1, 108, 8, 4  };
  69 const int mask10[] = { 1, 109, 24, 8  };
  70 const int mask11[] = { 1, 109, 16, 8  };
  71 const int mask12[] = { 1, 109, 8, 8  };
  72 const int mask13[] = { 1, 110, 16, 2  };
  73 const int mask14[] = { 1, 111, 16, 2  };
  74 const int mask15[] = { 1, 67, 22, 10  };
  75
  76
  77 /* Register map.  */
  78 xtensa_register_t rmap[] =
  79 {
  80   { /* 0000 */ "ar0", 0, xtRegisterTypeArRegfile, 0x2, 0,
  81     32, 4, 4, 0x00000100, 0x0006, 0,
  82     0, 0 },
  83   { /* 0001 */ "ar1", 4, xtRegisterTypeArRegfile, 0x2, 0,
  84     32, 4, 4, 0x00000101, 0x0006, 0,
  85     0, 0 },
  86   { /* 0002 */ "ar2", 8, xtRegisterTypeArRegfile, 0x2, 0,
  87     32, 4, 4, 0x00000102, 0x0006, 0,
  88     0, 0 },
  89   { /* 0003 */ "ar3", 12, xtRegisterTypeArRegfile, 0x2, 0,
  90     32, 4, 4, 0x00000103, 0x0006, 0,
  91     0, 0 },
  92   { /* 0004 */ "ar4", 16, xtRegisterTypeArRegfile, 0x2, 0,
  93     32, 4, 4, 0x00000104, 0x0006, 0,
  94     0, 0 },
  95   { /* 0005 */ "ar5", 20, xtRegisterTypeArRegfile, 0x2, 0,
  96     32, 4, 4, 0x00000105, 0x0006, 0,
  97     0, 0 },
  98   { /* 0006 */ "ar6", 24, xtRegisterTypeArRegfile, 0x2, 0,
  99     32, 4, 4, 0x00000106, 0x0006, 0,
 100     0, 0 },
 101   { /* 0007 */ "ar7", 28, xtRegisterTypeArRegfile, 0x2, 0,
 102     32, 4, 4, 0x00000107, 0x0006, 0,
 103     0, 0 },
 104   { /* 0008 */ "ar8", 32, xtRegisterTypeArRegfile, 0x2, 0,
 105     32, 4, 4, 0x00000108, 0x0006, 0,
 106     0, 0 },
 107   { /* 0009 */ "ar9", 36, xtRegisterTypeArRegfile, 0x2, 0,
 108     32, 4, 4, 0x00000109, 0x0006, 0,
 109     0, 0 },
 110   { /* 0010 */ "ar10", 40, xtRegisterTypeArRegfile, 0x2, 0,
 111     32, 4, 4, 0x0000010a, 0x0006, 0,
 112     0, 0 },
 113   { /* 0011 */ "ar11", 44, xtRegisterTypeArRegfile, 0x2, 0,
 114     32, 4, 4, 0x0000010b, 0x0006, 0,
 115     0, 0 },
 116   { /* 0012 */ "ar12", 48, xtRegisterTypeArRegfile, 0x2, 0,
 117     32, 4, 4, 0x0000010c, 0x0006, 0,
 118     0, 0 },
 119   { /* 0013 */ "ar13", 52, xtRegisterTypeArRegfile, 0x2, 0,
 120     32, 4, 4, 0x0000010d, 0x0006, 0,
 121     0, 0 },
 122   { /* 0014 */ "ar14", 56, xtRegisterTypeArRegfile, 0x2, 0,
 123     32, 4, 4, 0x0000010e, 0x0006, 0,
 124     0, 0 },
 125   { /* 0015 */ "ar15", 60, xtRegisterTypeArRegfile, 0x2, 0,
 126     32, 4, 4, 0x0000010f, 0x0006, 0,
 127     0, 0 },
 128   { /* 0016 */ "ar16", 64, xtRegisterTypeArRegfile, 0x2, 0,
 129     32, 4, 4, 0x00000110, 0x0006, 0,
 130     0, 0 },
 131   { /* 0017 */ "ar17", 68, xtRegisterTypeArRegfile, 0x2, 0,
 132     32, 4, 4, 0x00000111, 0x0006, 0,
 133     0, 0 },
 134   { /* 0018 */ "ar18", 72, xtRegisterTypeArRegfile, 0x2, 0,
 135     32, 4, 4, 0x00000112, 0x0006, 0,
 136     0, 0 },
 137   { /* 0019 */ "ar19", 76, xtRegisterTypeArRegfile, 0x2, 0,
 138     32, 4, 4, 0x00000113, 0x0006, 0,
 139     0, 0 },
 140   { /* 0020 */ "ar20", 80, xtRegisterTypeArRegfile, 0x2, 0,
 141     32, 4, 4, 0x00000114, 0x0006, 0,
 142     0, 0 },
 143   { /* 0021 */ "ar21", 84, xtRegisterTypeArRegfile, 0x2, 0,
 144     32, 4, 4, 0x00000115, 0x0006, 0,
 145     0, 0 },
 146   { /* 0022 */ "ar22", 88, xtRegisterTypeArRegfile, 0x2, 0,
 147     32, 4, 4, 0x00000116, 0x0006, 0,
 148     0, 0 },
 149   { /* 0023 */ "ar23", 92, xtRegisterTypeArRegfile, 0x2, 0,
 150     32, 4, 4, 0x00000117, 0x0006, 0,
 151     0, 0 },
 152   { /* 0024 */ "ar24", 96, xtRegisterTypeArRegfile, 0x2, 0,
 153     32, 4, 4, 0x00000118, 0x0006, 0,
 154     0, 0 },
 155   { /* 0025 */ "ar25", 100, xtRegisterTypeArRegfile, 0x2, 0,
 156     32, 4, 4, 0x00000119, 0x0006, 0,
 157     0, 0 },
 158   { /* 0026 */ "ar26", 104, xtRegisterTypeArRegfile, 0x2, 0,
 159     32, 4, 4, 0x0000011a, 0x0006, 0,
 160     0, 0 },
 161   { /* 0027 */ "ar27", 108, xtRegisterTypeArRegfile, 0x2, 0,
 162     32, 4, 4, 0x0000011b, 0x0006, 0,
 163     0, 0 },
 164   { /* 0028 */ "ar28", 112, xtRegisterTypeArRegfile, 0x2, 0,
 165     32, 4, 4, 0x0000011c, 0x0006, 0,
 166     0, 0 },
 167   { /* 0029 */ "ar29", 116, xtRegisterTypeArRegfile, 0x2, 0,
 168     32, 4, 4, 0x0000011d, 0x0006, 0,
 169     0, 0 },
 170   { /* 0030 */ "ar30", 120, xtRegisterTypeArRegfile, 0x2, 0,
 171     32, 4, 4, 0x0000011e, 0x0006, 0,
 172     0, 0 },
 173   { /* 0031 */ "ar31", 124, xtRegisterTypeArRegfile, 0x2, 0,
 174     32, 4, 4, 0x0000011f, 0x0006, 0,
 175     0, 0 },
 176   { /* 0032 */ "ar32", 128, xtRegisterTypeArRegfile, 0x2, 0,
 177     32, 4, 4, 0x00000120, 0x0006, 0,
 178     0, 0 },
 179   { /* 0033 */ "ar33", 132, xtRegisterTypeArRegfile, 0x2, 0,
 180     32, 4, 4, 0x00000121, 0x0006, 0,
 181     0, 0 },
 182   { /* 0034 */ "ar34", 136, xtRegisterTypeArRegfile, 0x2, 0,
 183     32, 4, 4, 0x00000122, 0x0006, 0,
 184     0, 0 },
 185   { /* 0035 */ "ar35", 140, xtRegisterTypeArRegfile, 0x2, 0,
 186     32, 4, 4, 0x00000123, 0x0006, 0,
 187     0, 0 },
 188   { /* 0036 */ "ar36", 144, xtRegisterTypeArRegfile, 0x2, 0,
 189     32, 4, 4, 0x00000124, 0x0006, 0,
 190     0, 0 },
 191   { /* 0037 */ "ar37", 148, xtRegisterTypeArRegfile, 0x2, 0,
 192     32, 4, 4, 0x00000125, 0x0006, 0,
 193     0, 0 },
 194   { /* 0038 */ "ar38", 152, xtRegisterTypeArRegfile, 0x2, 0,
 195     32, 4, 4, 0x00000126, 0x0006, 0,
 196     0, 0 },
 197   { /* 0039 */ "ar39", 156, xtRegisterTypeArRegfile, 0x2, 0,
 198     32, 4, 4, 0x00000127, 0x0006, 0,
 199     0, 0 },
 200   { /* 0040 */ "ar40", 160, xtRegisterTypeArRegfile, 0x2, 0,
 201     32, 4, 4, 0x00000128, 0x0006, 0,
 202     0, 0 },
 203   { /* 0041 */ "ar41", 164, xtRegisterTypeArRegfile, 0x2, 0,
 204     32, 4, 4, 0x00000129, 0x0006, 0,
 205     0, 0 },
 206   { /* 0042 */ "ar42", 168, xtRegisterTypeArRegfile, 0x2, 0,
 207     32, 4, 4, 0x0000012a, 0x0006, 0,
 208     0, 0 },
 209   { /* 0043 */ "ar43", 172, xtRegisterTypeArRegfile, 0x2, 0,
 210     32, 4, 4, 0x0000012b, 0x0006, 0,
 211     0, 0 },
 212   { /* 0044 */ "ar44", 176, xtRegisterTypeArRegfile, 0x2, 0,
 213     32, 4, 4, 0x0000012c, 0x0006, 0,
 214     0, 0 },
 215   { /* 0045 */ "ar45", 180, xtRegisterTypeArRegfile, 0x2, 0,
 216     32, 4, 4, 0x0000012d, 0x0006, 0,
 217     0, 0 },
 218   { /* 0046 */ "ar46", 184, xtRegisterTypeArRegfile, 0x2, 0,
 219     32, 4, 4, 0x0000012e, 0x0006, 0,
 220     0, 0 },
 221   { /* 0047 */ "ar47", 188, xtRegisterTypeArRegfile, 0x2, 0,
 222     32, 4, 4, 0x0000012f, 0x0006, 0,
 223     0, 0 },
 224   { /* 0048 */ "ar48", 192, xtRegisterTypeArRegfile, 0x2, 0,
 225     32, 4, 4, 0x00000130, 0x0006, 0,
 226     0, 0 },
 227   { /* 0049 */ "ar49", 196, xtRegisterTypeArRegfile, 0x2, 0,
 228     32, 4, 4, 0x00000131, 0x0006, 0,
 229     0, 0 },
 230   { /* 0050 */ "ar50", 200, xtRegisterTypeArRegfile, 0x2, 0,
 231     32, 4, 4, 0x00000132, 0x0006, 0,
 232     0, 0 },
 233   { /* 0051 */ "ar51", 204, xtRegisterTypeArRegfile, 0x2, 0,
 234     32, 4, 4, 0x00000133, 0x0006, 0,
 235     0, 0 },
 236   { /* 0052 */ "ar52", 208, xtRegisterTypeArRegfile, 0x2, 0,
 237     32, 4, 4, 0x00000134, 0x0006, 0,
 238     0, 0 },
 239   { /* 0053 */ "ar53", 212, xtRegisterTypeArRegfile, 0x2, 0,
 240     32, 4, 4, 0x00000135, 0x0006, 0,
 241     0, 0 },
 242   { /* 0054 */ "ar54", 216, xtRegisterTypeArRegfile, 0x2, 0,
 243     32, 4, 4, 0x00000136, 0x0006, 0,
 244     0, 0 },
 245   { /* 0055 */ "ar55", 220, xtRegisterTypeArRegfile, 0x2, 0,
 246     32, 4, 4, 0x00000137, 0x0006, 0,
 247     0, 0 },
 248   { /* 0056 */ "ar56", 224, xtRegisterTypeArRegfile, 0x2, 0,
 249     32, 4, 4, 0x00000138, 0x0006, 0,
 250     0, 0 },
 251   { /* 0057 */ "ar57", 228, xtRegisterTypeArRegfile, 0x2, 0,
 252     32, 4, 4, 0x00000139, 0x0006, 0,
 253     0, 0 },
 254   { /* 0058 */ "ar58", 232, xtRegisterTypeArRegfile, 0x2, 0,
 255     32, 4, 4, 0x0000013a, 0x0006, 0,
 256     0, 0 },
 257   { /* 0059 */ "ar59", 236, xtRegisterTypeArRegfile, 0x2, 0,
 258     32, 4, 4, 0x0000013b, 0x0006, 0,
 259     0, 0 },
 260   { /* 0060 */ "ar60", 240, xtRegisterTypeArRegfile, 0x2, 0,
 261     32, 4, 4, 0x0000013c, 0x0006, 0,
 262     0, 0 },
 263   { /* 0061 */ "ar61", 244, xtRegisterTypeArRegfile, 0x2, 0,
 264     32, 4, 4, 0x0000013d, 0x0006, 0,
 265     0, 0 },
 266   { /* 0062 */ "ar62", 248, xtRegisterTypeArRegfile, 0x2, 0,
 267     32, 4, 4, 0x0000013e, 0x0006, 0,
 268     0, 0 },
 269   { /* 0063 */ "ar63", 252, xtRegisterTypeArRegfile, 0x2, 0,
 270     32, 4, 4, 0x0000013f, 0x0006, 0,
 271     0, 0 },
 272   { /* 0064 */ "lbeg", 256, xtRegisterTypeSpecialReg, 0x1100, 0,
 273     32, 4, 4, 0x00000200, 0x0006, 0,
 274     0, 0 },
 275   { /* 0065 */ "lend", 260, xtRegisterTypeSpecialReg, 0x1100, 0,
 276     32, 4, 4, 0x00000201, 0x0006, 0,
 277     0, 0 },
 278   { /* 0066 */ "lcount", 264, xtRegisterTypeSpecialReg, 0x1100, 0,
 279     32, 4, 4, 0x00000202, 0x0006, 0,
 280     0, 0 },
 281   { /* 0067 */ "ptevaddr", 268, xtRegisterTypeSpecialReg, 0x1000, 0,
 282     32, 4, 4, 0x00000253, 0x0007, 0,
 283     0, 0 },
 284   { /* 0068 */ "ddr", 272, xtRegisterTypeSpecialReg, 0x1000, 0,
 285     32, 4, 4, 0x00000268, 0x0007, 0,
 286     0, 0 },
 287   { /* 0069 */ "interrupt", 276, xtRegisterTypeSpecialReg, 0x1000, 0,
 288     17, 4, 4, 0x000002e2, 0x000b, 0,
 289     0, 0 },
 290   { /* 0070 */ "intset", 280, xtRegisterTypeSpecialReg, 0x1000, 0,
 291     17, 4, 4, 0x000002e2, 0x000d, 0,
 292     0, 0 },
 293   { /* 0071 */ "intclear", 284, xtRegisterTypeSpecialReg, 0x1000, 0,
 294     17, 4, 4, 0x000002e3, 0x000d, 0,
 295     0, 0 },
 296   { /* 0072 */ "ccount", 288, xtRegisterTypeSpecialReg, 0x1000, 0,
 297     32, 4, 4, 0x000002ea, 0x000f, 0,
 298     0, 0 },
 299   { /* 0073 */ "prid", 292, xtRegisterTypeSpecialReg, 0x1000, 0,
 300     32, 4, 4, 0x000002eb, 0x0003, 0,
 301     0, 0 },
 302   { /* 0074 */ "icount", 296, xtRegisterTypeSpecialReg, 0x1000, 0,
 303     32, 4, 4, 0x000002ec, 0x000f, 0,
 304     0, 0 },
 305   { /* 0075 */ "ccompare0", 300, xtRegisterTypeSpecialReg, 0x1000, 0,
 306     32, 4, 4, 0x000002f0, 0x000f, 0,
 307     0, 0 },
 308   { /* 0076 */ "ccompare1", 304, xtRegisterTypeSpecialReg, 0x1000, 0,
 309     32, 4, 4, 0x000002f1, 0x000f, 0,
 310     0, 0 },
 311   { /* 0077 */ "ccompare2", 308, xtRegisterTypeSpecialReg, 0x1000, 0,
 312     32, 4, 4, 0x000002f2, 0x000f, 0,
 313     0, 0 },
 314   { /* 0078 */ "epc1", 312, xtRegisterTypeSpecialReg, 0x1000, 0,
 315     32, 4, 4, 0x000002b1, 0x0007, 0,
 316     0, 0 },
 317   { /* 0079 */ "epc2", 316, xtRegisterTypeSpecialReg, 0x1000, 0,
 318     32, 4, 4, 0x000002b2, 0x0007, 0,
 319     0, 0 },
 320   { /* 0080 */ "epc3", 320, xtRegisterTypeSpecialReg, 0x1000, 0,
 321     32, 4, 4, 0x000002b3, 0x0007, 0,
 322     0, 0 },
 323   { /* 0081 */ "epc4", 324, xtRegisterTypeSpecialReg, 0x1000, 0,
 324     32, 4, 4, 0x000002b4, 0x0007, 0,
 325     0, 0 },
 326   { /* 0082 */ "excsave1", 328, xtRegisterTypeSpecialReg, 0x1000, 0,
 327     32, 4, 4, 0x000002d1, 0x0007, 0,
 328     0, 0 },
 329   { /* 0083 */ "excsave2", 332, xtRegisterTypeSpecialReg, 0x1000, 0,
 330     32, 4, 4, 0x000002d2, 0x0007, 0,
 331     0, 0 },
 332   { /* 0084 */ "excsave3", 336, xtRegisterTypeSpecialReg, 0x1000, 0,
 333     32, 4, 4, 0x000002d3, 0x0007, 0,
 334     0, 0 },
 335   { /* 0085 */ "excsave4", 340, xtRegisterTypeSpecialReg, 0x1000, 0,
 336     32, 4, 4, 0x000002d4, 0x0007, 0,
 337     0, 0 },
 338   { /* 0086 */ "eps2", 344, xtRegisterTypeSpecialReg, 0x1000, 0,
 339     19, 4, 4, 0x000002c2, 0x0007, 0,
 340     0, 0 },
 341   { /* 0087 */ "eps3", 348, xtRegisterTypeSpecialReg, 0x1000, 0,
 342     19, 4, 4, 0x000002c3, 0x0007, 0,
 343     0, 0 },
 344   { /* 0088 */ "eps4", 352, xtRegisterTypeSpecialReg, 0x1000, 0,
 345     19, 4, 4, 0x000002c4, 0x0007, 0,
 346     0, 0 },
 347   { /* 0089 */ "exccause", 356, xtRegisterTypeSpecialReg, 0x1000, 0,
 348     6, 4, 4, 0x000002e8, 0x0007, 0,
 349     0, 0 },
 350   { /* 0090 */ "depc", 360, xtRegisterTypeSpecialReg, 0x1000, 0,
 351     32, 4, 4, 0x000002c0, 0x0007, 0,
 352     0, 0 },
 353   { /* 0091 */ "excvaddr", 364, xtRegisterTypeSpecialReg, 0x1000, 0,
 354     32, 4, 4, 0x000002ee, 0x0007, 0,
 355     0, 0 },
 356   { /* 0092 */ "windowbase", 368, xtRegisterTypeSpecialReg, 0x1002, 0,
 357     4, 4, 4, 0x00000248, 0x0007, 0,
 358     0, 0 },
 359   { /* 0093 */ "windowstart", 372, xtRegisterTypeSpecialReg, 0x1002, 0,
 360     16, 4, 4, 0x00000249, 0x0007, 0,
 361     0, 0 },
 362   { /* 0094 */ "sar", 376, xtRegisterTypeSpecialReg, 0x1100, 0,
 363     6, 4, 4, 0x00000203, 0x0006, 0,
 364     0, 0 },
 365   { /* 0095 */ "litbase", 380, xtRegisterTypeSpecialReg, 0x1100, 0,
 366     32, 4, 4, 0x00000205, 0x0006, 0,
 367     0, 0 },
 368   { /* 0096 */ "ps", 384, xtRegisterTypeSpecialReg, 0x1100, 0,
 369     19, 4, 4, 0x000002e6, 0x0007, 0,
 370     0, 0 },
 371   { /* 0097 */ "misc0", 388, xtRegisterTypeSpecialReg, 0x1000, 0,
 372     32, 4, 4, 0x000002f4, 0x0007, 0,
 373     0, 0 },
 374   { /* 0098 */ "misc1", 392, xtRegisterTypeSpecialReg, 0x1000, 0,
 375     32, 4, 4, 0x000002f5, 0x0007, 0,
 376     0, 0 },
 377   { /* 0099 */ "intenable", 396, xtRegisterTypeSpecialReg, 0x1000, 0,
 378     17, 4, 4, 0x000002e4, 0x0007, 0,
 379     0, 0 },
 380   { /* 0100 */ "dbreaka0", 400, xtRegisterTypeSpecialReg, 0x1000, 0,
 381     32, 4, 4, 0x00000290, 0x0007, 0,
 382     0, 0 },
 383   { /* 0101 */ "dbreakc0", 404, xtRegisterTypeSpecialReg, 0x1000, 0,
 384     32, 4, 4, 0x000002a0, 0x0007, 0,
 385     0, 0 },
 386   { /* 0102 */ "dbreaka1", 408, xtRegisterTypeSpecialReg, 0x1000, 0,
 387     32, 4, 4, 0x00000291, 0x0007, 0,
 388     0, 0 },
 389   { /* 0103 */ "dbreakc1", 412, xtRegisterTypeSpecialReg, 0x1000, 0,
 390     32, 4, 4, 0x000002a1, 0x0007, 0,
 391     0, 0 },
 392   { /* 0104 */ "ibreaka0", 416, xtRegisterTypeSpecialReg, 0x1000, 0,
 393     32, 4, 4, 0x00000280, 0x0007, 0,
 394     0, 0 },
 395   { /* 0105 */ "ibreaka1", 420, xtRegisterTypeSpecialReg, 0x1000, 0,
 396     32, 4, 4, 0x00000281, 0x0007, 0,
 397     0, 0 },
 398   { /* 0106 */ "ibreakenable", 424, xtRegisterTypeSpecialReg, 0x1000, 0,
 399     2, 4, 4, 0x00000260, 0x0007, 0,
 400     0, 0 },
 401   { /* 0107 */ "icountlevel", 428, xtRegisterTypeSpecialReg, 0x1000, 0,
 402     4, 4, 4, 0x000002ed, 0x0007, 0,
 403     0, 0 },
 404   { /* 0108 */ "debugcause", 432, xtRegisterTypeSpecialReg, 0x1000, 0,
 405     12, 4, 4, 0x000002e9, 0x0003, 0,
 406     0, 0 },
 407   { /* 0109 */ "rasid", 436, xtRegisterTypeSpecialReg, 0x1000, 0,
 408     32, 4, 4, 0x0000025a, 0x0007, 0,
 409     0, 0 },
 410   { /* 0110 */ "itlbcfg", 440, xtRegisterTypeSpecialReg, 0x1000, 0,
 411     18, 4, 4, 0x0000025b, 0x0007, 0,
 412     0, 0 },
 413   { /* 0111 */ "dtlbcfg", 444, xtRegisterTypeSpecialReg, 0x1000, 0,
 414     18, 4, 4, 0x0000025c, 0x0007, 0,
 415     0, 0 },
 416   { /* 0112 */ "threadptr", 448, xtRegisterTypeUserReg, 0x110, 0,
 417     32, 4, 4, 0x000003e7, 0x0006, 0,
 418     0, 0 },
 419   { /* 0113 */ "pc", 452, xtRegisterTypeVirtual, 0x100, 0,
 420     32, 4, 4, 0x00000020, 0x0006, 0,
 421     0, 0 },
 422   { /* 0114 */ "a0", 456, xtRegisterTypeWindow, 0x100, 0,
 423     32, 4, 4, 0x00000000, 0x0006, 0,
 424     0, 0 },
 425   { /* 0115 */ "a1", 460, xtRegisterTypeWindow, 0x100, 0,
 426     32, 4, 4, 0x00000001, 0x0006, 0,
 427     0, 0 },
 428   { /* 0116 */ "a2", 464, xtRegisterTypeWindow, 0x100, 0,
 429     32, 4, 4, 0x00000002, 0x0006, 0,
 430     0, 0 },
 431   { /* 0117 */ "a3", 468, xtRegisterTypeWindow, 0x100, 0,
 432     32, 4, 4, 0x00000003, 0x0006, 0,
 433     0, 0 },
 434   { /* 0118 */ "a4", 472, xtRegisterTypeWindow, 0x100, 0,
 435     32, 4, 4, 0x00000004, 0x0006, 0,
 436     0, 0 },
 437   { /* 0119 */ "a5", 476, xtRegisterTypeWindow, 0x100, 0,
 438     32, 4, 4, 0x00000005, 0x0006, 0,
 439     0, 0 },
 440   { /* 0120 */ "a6", 480, xtRegisterTypeWindow, 0x100, 0,
 441     32, 4, 4, 0x00000006, 0x0006, 0,
 442     0, 0 },
 443   { /* 0121 */ "a7", 484, xtRegisterTypeWindow, 0x100, 0,
 444     32, 4, 4, 0x00000007, 0x0006, 0,
 445     0, 0 },
 446   { /* 0122 */ "a8", 488, xtRegisterTypeWindow, 0x100, 0,
 447     32, 4, 4, 0x00000008, 0x0006, 0,
 448     0, 0 },
 449   { /* 0123 */ "a9", 492, xtRegisterTypeWindow, 0x100, 0,
 450     32, 4, 4, 0x00000009, 0x0006, 0,
 451     0, 0 },
 452   { /* 0124 */ "a10", 496, xtRegisterTypeWindow, 0x100, 0,
 453     32, 4, 4, 0x0000000a, 0x0006, 0,
 454     0, 0 },
 455   { /* 0125 */ "a11", 500, xtRegisterTypeWindow, 0x100, 0,
 456     32, 4, 4, 0x0000000b, 0x0006, 0,
 457     0, 0 },
 458   { /* 0126 */ "a12", 504, xtRegisterTypeWindow, 0x100, 0,
 459     32, 4, 4, 0x0000000c, 0x0006, 0,
 460     0, 0 },
 461   { /* 0127 */ "a13", 508, xtRegisterTypeWindow, 0x100, 0,
 462     32, 4, 4, 0x0000000d, 0x0006, 0,
 463     0, 0 },
 464   { /* 0128 */ "a14", 512, xtRegisterTypeWindow, 0x100, 0,
 465     32, 4, 4, 0x0000000e, 0x0006, 0,
 466     0, 0 },
 467   { /* 0129 */ "a15", 516, xtRegisterTypeWindow, 0x100, 0,
 468     32, 4, 4, 0x0000000f, 0x0006, 0,
 469     0, 0 },
 470   { /* 0130 */ "psintlevel", 520, xtRegisterTypeMapped, 0x1010, 0,
 471     4, 4, 4, 0x00002004, 0x0006, (xtensa_mask_t *) mask0,
 472     0, 0 },
 473   { /* 0131 */ "psum", 524, xtRegisterTypeMapped, 0x1010, 0,
 474     1, 4, 4, 0x00002005, 0x0006, (xtensa_mask_t *) mask1,
 475     0, 0 },
 476   { /* 0132 */ "pswoe", 528, xtRegisterTypeMapped, 0x1010, 0,
 477     1, 4, 4, 0x00002006, 0x0006, (xtensa_mask_t *) mask2,
 478     0, 0 },
 479   { /* 0133 */ "psring", 532, xtRegisterTypeMapped, 0x1010, 0,
 480     2, 4, 4, 0x00002007, 0x0006, (xtensa_mask_t *) mask3,
 481     0, 0 },
 482   { /* 0134 */ "psexcm", 536, xtRegisterTypeMapped, 0x1010, 0,
 483     1, 4, 4, 0x00002008, 0x0006, (xtensa_mask_t *) mask4,
 484     0, 0 },
 485   { /* 0135 */ "pscallinc", 540, xtRegisterTypeMapped, 0x1010, 0,
 486     2, 4, 4, 0x00002009, 0x0006, (xtensa_mask_t *) mask5,
 487     0, 0 },
 488   { /* 0136 */ "psowb", 544, xtRegisterTypeMapped, 0x1010, 0,
 489     4, 4, 4, 0x0000200a, 0x0006, (xtensa_mask_t *) mask6,
 490     0, 0 },
 491   { /* 0137 */ "litbaddr", 548, xtRegisterTypeMapped, 0x1010, 0,
 492     20, 4, 4, 0x0000200b, 0x0006, (xtensa_mask_t *) mask7,
 493     0, 0 },
 494   { /* 0138 */ "litben", 552, xtRegisterTypeMapped, 0x1010, 0,
 495     1, 4, 4, 0x0000200c, 0x0006, (xtensa_mask_t *) mask8,
 496     0, 0 },
 497   { /* 0139 */ "dbnum", 556, xtRegisterTypeMapped, 0x1010, 0,
 498     4, 4, 4, 0x00002011, 0x0006, (xtensa_mask_t *) mask9,
 499     0, 0 },
 500   { /* 0140 */ "asid3", 560, xtRegisterTypeMapped, 0x1010, 0,
 501     8, 4, 4, 0x00002012, 0x0006, (xtensa_mask_t *) mask10,
 502     0, 0 },
 503   { /* 0141 */ "asid2", 564, xtRegisterTypeMapped, 0x1010, 0,
 504     8, 4, 4, 0x00002013, 0x0006, (xtensa_mask_t *) mask11,
 505     0, 0 },
 506   { /* 0142 */ "asid1", 568, xtRegisterTypeMapped, 0x1010, 0,
 507     8, 4, 4, 0x00002014, 0x0006, (xtensa_mask_t *) mask12,
 508     0, 0 },
 509   { /* 0143 */ "instpgszid4", 572, xtRegisterTypeMapped, 0x1010, 0,
 510     2, 4, 4, 0x00002015, 0x0006, (xtensa_mask_t *) mask13,
 511     0, 0 },
 512   { /* 0144 */ "datapgszid4", 576, xtRegisterTypeMapped, 0x1010, 0,
 513     2, 4, 4, 0x00002016, 0x0006, (xtensa_mask_t *) mask14,
 514     0, 0 },
 515   { /* 0145 */ "ptbase", 580, xtRegisterTypeMapped, 0x1010, 0,
 516     10, 4, 4, 0x00002017, 0x0006, (xtensa_mask_t *) mask15,
 517     0, 0 },
 518 };
 519
 520
 521 struct gdbarch_tdep xtensa_tdep =
 522 {
 523   /* target_flags */                    0,
 524   /* spill_location */                  -1,
 525   /* spill_size */                      0,
 526   /* unused */                          0,
 527   /* call_abi */                        0,
 528   /* debug_interrupt_level */           XCHAL_DEBUGLEVEL,
 529   /* icache_line_bytes */               XCHAL_ICACHE_LINESIZE,
 530   /* dcache_line_bytes */               XCHAL_DCACHE_LINESIZE,
 531   /* dcache_writeback */                XCHAL_DCACHE_IS_WRITEBACK,
 532   /* isa_use_windowed_registers */      XCHAL_HAVE_WINDOWED,
 533   /* isa_use_density_instructions */    XCHAL_HAVE_DENSITY,
 534   /* isa_use_exceptions */              1,
 535   /* isa_use_ext_l32r */                0 /* XCHAL_USE_ABSOLUTE_LITERALS */,
 536   /* isa_max_insn_size */               3,
 537   /* debug_num_ibreaks */               XCHAL_NUM_IBREAK,
 538   /* debug_num_dbreaks */               XCHAL_NUM_DBREAK,
 539   /* rmap */                            rmap,
 540   /* num_regs */                        114,
 541   /* num_pseudo_regs */                 32,
 542   /* num_aregs */                       64,
 543   /* num_contexts */                    0,
 544   /* ar_base */                         0,
 545   /* a0_base */                         114,
 546   /* wb_regnum */                       92,
 547   /* ws_regnum */                       93,
 548   /* pc_regnum */                       113,
 549   /* ps_regnum */                       96,
 550   /* lbeg_regnum */                     64,
 551   /* lend_regnum */                     65,
 552   /* lcount_regnum */                   66,
 553   /* sar_regnum */                      94,
 554   /* litbase_regnum */                  0,
 555   /* debugcause_regnum */               108,
 556   /* exccause_regnum */                 89,
 557   /* excvaddr_regnum */                 91,
 558   /* max_register_raw_size */           4,
 559   /* max_register_virtual_size */       4,
 560   /* fp_layout */                       0,
 561   /* fp_layout_bytes */                 0,
 562   /* gregmap */                         0
 563 };