gdb/xtensa-config.c

   1 /* Configuration for the Xtensa architecture for GDB, the GNU debugger.
   2
   3    Copyright (C) 2003-2022 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 3 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, see <http://www.gnu.org/licenses/>.  */
  19
  20 #include "defs.h"
  21
  22 #define XTENSA_CONFIG_VERSION 0x60
  23
  24 #include "xtensa-config.h"
  25 #include "xtensa-tdep.h"
  26
  27
  28
  29 /* Masked registers.  */
  30 xtensa_reg_mask_t xtensa_submask0[] = { { 42, 0, 4 } };
  31 const xtensa_mask_t xtensa_mask0 = { 1, xtensa_submask0 };
  32 xtensa_reg_mask_t xtensa_submask1[] = { { 42, 5, 1 } };
  33 const xtensa_mask_t xtensa_mask1 = { 1, xtensa_submask1 };
  34 xtensa_reg_mask_t xtensa_submask2[] = { { 42, 18, 1 } };
  35 const xtensa_mask_t xtensa_mask2 = { 1, xtensa_submask2 };
  36 xtensa_reg_mask_t xtensa_submask3[] = { { 42, 6, 2 } };
  37 const xtensa_mask_t xtensa_mask3 = { 1, xtensa_submask3 };
  38 xtensa_reg_mask_t xtensa_submask4[] = { { 42, 4, 1 } };
  39 const xtensa_mask_t xtensa_mask4 = { 1, xtensa_submask4 };
  40 xtensa_reg_mask_t xtensa_submask5[] = { { 42, 16, 2 } };
  41 const xtensa_mask_t xtensa_mask5 = { 1, xtensa_submask5 };
  42 xtensa_reg_mask_t xtensa_submask6[] = { { 42, 8, 4 } };
  43 const xtensa_mask_t xtensa_mask6 = { 1, xtensa_submask6 };
  44 xtensa_reg_mask_t xtensa_submask7[] = { { 37, 12, 20 } };
  45 const xtensa_mask_t xtensa_mask7 = { 1, xtensa_submask7 };
  46 xtensa_reg_mask_t xtensa_submask8[] = { { 37, 0, 1 } };
  47 const xtensa_mask_t xtensa_mask8 = { 1, xtensa_submask8 };
  48 xtensa_reg_mask_t xtensa_submask9[] = { { 86, 8, 4 } };
  49 const xtensa_mask_t xtensa_mask9 = { 1, xtensa_submask9 };
  50 xtensa_reg_mask_t xtensa_submask10[] = { { 47, 24, 8 } };
  51 const xtensa_mask_t xtensa_mask10 = { 1, xtensa_submask10 };
  52 xtensa_reg_mask_t xtensa_submask11[] = { { 47, 16, 8 } };
  53 const xtensa_mask_t xtensa_mask11 = { 1, xtensa_submask11 };
  54 xtensa_reg_mask_t xtensa_submask12[] = { { 47, 8, 8 } };
  55 const xtensa_mask_t xtensa_mask12 = { 1, xtensa_submask12 };
  56 xtensa_reg_mask_t xtensa_submask13[] = { { 48, 16, 2 } };
  57 const xtensa_mask_t xtensa_mask13 = { 1, xtensa_submask13 };
  58 xtensa_reg_mask_t xtensa_submask14[] = { { 49, 16, 2 } };
  59 const xtensa_mask_t xtensa_mask14 = { 1, xtensa_submask14 };
  60 xtensa_reg_mask_t xtensa_submask15[] = { { 45, 22, 10 } };
  61 const xtensa_mask_t xtensa_mask15 = { 1, xtensa_submask15 };
  62
  63
  64 /* Register map.  */
  65 static xtensa_register_t rmap[] =
  66 {
  67   /*    idx ofs bi sz al targno  flags cp typ group name  */
  68   XTREG(  0,  0,32, 4, 4,0x0020,0x0006,-2, 9,0x0100,pc,          0,0,0,0,0,0)
  69   XTREG(  1,  4,32, 4, 4,0x0100,0x0006,-2, 1,0x0002,ar0,         0,0,0,0,0,0)
  70   XTREG(  2,  8,32, 4, 4,0x0101,0x0006,-2, 1,0x0002,ar1,         0,0,0,0,0,0)
  71   XTREG(  3, 12,32, 4, 4,0x0102,0x0006,-2, 1,0x0002,ar2,         0,0,0,0,0,0)
  72   XTREG(  4, 16,32, 4, 4,0x0103,0x0006,-2, 1,0x0002,ar3,         0,0,0,0,0,0)
  73   XTREG(  5, 20,32, 4, 4,0x0104,0x0006,-2, 1,0x0002,ar4,         0,0,0,0,0,0)
  74   XTREG(  6, 24,32, 4, 4,0x0105,0x0006,-2, 1,0x0002,ar5,         0,0,0,0,0,0)
  75   XTREG(  7, 28,32, 4, 4,0x0106,0x0006,-2, 1,0x0002,ar6,         0,0,0,0,0,0)
  76   XTREG(  8, 32,32, 4, 4,0x0107,0x0006,-2, 1,0x0002,ar7,         0,0,0,0,0,0)
  77   XTREG(  9, 36,32, 4, 4,0x0108,0x0006,-2, 1,0x0002,ar8,         0,0,0,0,0,0)
  78   XTREG( 10, 40,32, 4, 4,0x0109,0x0006,-2, 1,0x0002,ar9,         0,0,0,0,0,0)
  79   XTREG( 11, 44,32, 4, 4,0x010a,0x0006,-2, 1,0x0002,ar10,        0,0,0,0,0,0)
  80   XTREG( 12, 48,32, 4, 4,0x010b,0x0006,-2, 1,0x0002,ar11,        0,0,0,0,0,0)
  81   XTREG( 13, 52,32, 4, 4,0x010c,0x0006,-2, 1,0x0002,ar12,        0,0,0,0,0,0)
  82   XTREG( 14, 56,32, 4, 4,0x010d,0x0006,-2, 1,0x0002,ar13,        0,0,0,0,0,0)
  83   XTREG( 15, 60,32, 4, 4,0x010e,0x0006,-2, 1,0x0002,ar14,        0,0,0,0,0,0)
  84   XTREG( 16, 64,32, 4, 4,0x010f,0x0006,-2, 1,0x0002,ar15,        0,0,0,0,0,0)
  85   XTREG( 17, 68,32, 4, 4,0x0110,0x0006,-2, 1,0x0002,ar16,        0,0,0,0,0,0)
  86   XTREG( 18, 72,32, 4, 4,0x0111,0x0006,-2, 1,0x0002,ar17,        0,0,0,0,0,0)
  87   XTREG( 19, 76,32, 4, 4,0x0112,0x0006,-2, 1,0x0002,ar18,        0,0,0,0,0,0)
  88   XTREG( 20, 80,32, 4, 4,0x0113,0x0006,-2, 1,0x0002,ar19,        0,0,0,0,0,0)
  89   XTREG( 21, 84,32, 4, 4,0x0114,0x0006,-2, 1,0x0002,ar20,        0,0,0,0,0,0)
  90   XTREG( 22, 88,32, 4, 4,0x0115,0x0006,-2, 1,0x0002,ar21,        0,0,0,0,0,0)
  91   XTREG( 23, 92,32, 4, 4,0x0116,0x0006,-2, 1,0x0002,ar22,        0,0,0,0,0,0)
  92   XTREG( 24, 96,32, 4, 4,0x0117,0x0006,-2, 1,0x0002,ar23,        0,0,0,0,0,0)
  93   XTREG( 25,100,32, 4, 4,0x0118,0x0006,-2, 1,0x0002,ar24,        0,0,0,0,0,0)
  94   XTREG( 26,104,32, 4, 4,0x0119,0x0006,-2, 1,0x0002,ar25,        0,0,0,0,0,0)
  95   XTREG( 27,108,32, 4, 4,0x011a,0x0006,-2, 1,0x0002,ar26,        0,0,0,0,0,0)
  96   XTREG( 28,112,32, 4, 4,0x011b,0x0006,-2, 1,0x0002,ar27,        0,0,0,0,0,0)
  97   XTREG( 29,116,32, 4, 4,0x011c,0x0006,-2, 1,0x0002,ar28,        0,0,0,0,0,0)
  98   XTREG( 30,120,32, 4, 4,0x011d,0x0006,-2, 1,0x0002,ar29,        0,0,0,0,0,0)
  99   XTREG( 31,124,32, 4, 4,0x011e,0x0006,-2, 1,0x0002,ar30,        0,0,0,0,0,0)
 100   XTREG( 32,128,32, 4, 4,0x011f,0x0006,-2, 1,0x0002,ar31,        0,0,0,0,0,0)
 101   XTREG( 33,132,32, 4, 4,0x0200,0x0006,-2, 2,0x1100,lbeg,        0,0,0,0,0,0)
 102   XTREG( 34,136,32, 4, 4,0x0201,0x0006,-2, 2,0x1100,lend,        0,0,0,0,0,0)
 103   XTREG( 35,140,32, 4, 4,0x0202,0x0006,-2, 2,0x1100,lcount,      0,0,0,0,0,0)
 104   XTREG( 36,144, 6, 4, 4,0x0203,0x0006,-2, 2,0x1100,sar,         0,0,0,0,0,0)
 105   XTREG( 37,148,32, 4, 4,0x0205,0x0006,-2, 2,0x1100,litbase,     0,0,0,0,0,0)
 106   XTREG( 38,152, 3, 4, 4,0x0248,0x0006,-2, 2,0x1002,windowbase,  0,0,0,0,0,0)
 107   XTREG( 39,156, 8, 4, 4,0x0249,0x0006,-2, 2,0x1002,windowstart, 0,0,0,0,0,0)
 108   XTREG( 40,160,32, 4, 4,0x02b0,0x0002,-2, 2,0x1000,sr176,       0,0,0,0,0,0)
 109   XTREG( 41,164,32, 4, 4,0x02d0,0x0002,-2, 2,0x1000,sr208,       0,0,0,0,0,0)
 110   XTREG( 42,168,19, 4, 4,0x02e6,0x0006,-2, 2,0x1100,ps,          0,0,0,0,0,0)
 111   XTREG( 43,172,32, 4, 4,0x03e7,0x0006,-2, 3,0x0110,threadptr,   0,0,0,0,0,0)
 112   XTREG( 44,176,32, 4, 4,0x020c,0x0006,-1, 2,0x1100,scompare1,   0,0,0,0,0,0)
 113   XTREG( 45,180,32, 4, 4,0x0253,0x0007,-2, 2,0x1000,ptevaddr,    0,0,0,0,0,0)
 114   XTREG( 46,184,32, 4, 4,0x0259,0x000d,-2, 2,0x1000,mmid,        0,0,0,0,0,0)
 115   XTREG( 47,188,32, 4, 4,0x025a,0x0007,-2, 2,0x1000,rasid,       0,0,0,0,0,0)
 116   XTREG( 48,192,18, 4, 4,0x025b,0x0007,-2, 2,0x1000,itlbcfg,     0,0,0,0,0,0)
 117   XTREG( 49,196,18, 4, 4,0x025c,0x0007,-2, 2,0x1000,dtlbcfg,     0,0,0,0,0,0)
 118   XTREG( 50,200, 2, 4, 4,0x0260,0x0007,-2, 2,0x1000,ibreakenable,0,0,0,0,0,0)
 119   XTREG( 51,204,32, 4, 4,0x0268,0x0007,-2, 2,0x1000,ddr,         0,0,0,0,0,0)
 120   XTREG( 52,208,32, 4, 4,0x0280,0x0007,-2, 2,0x1000,ibreaka0,    0,0,0,0,0,0)
 121   XTREG( 53,212,32, 4, 4,0x0281,0x0007,-2, 2,0x1000,ibreaka1,    0,0,0,0,0,0)
 122   XTREG( 54,216,32, 4, 4,0x0290,0x0007,-2, 2,0x1000,dbreaka0,    0,0,0,0,0,0)
 123   XTREG( 55,220,32, 4, 4,0x0291,0x0007,-2, 2,0x1000,dbreaka1,    0,0,0,0,0,0)
 124   XTREG( 56,224,32, 4, 4,0x02a0,0x0007,-2, 2,0x1000,dbreakc0,    0,0,0,0,0,0)
 125   XTREG( 57,228,32, 4, 4,0x02a1,0x0007,-2, 2,0x1000,dbreakc1,    0,0,0,0,0,0)
 126   XTREG( 58,232,32, 4, 4,0x02b1,0x0007,-2, 2,0x1000,epc1,        0,0,0,0,0,0)
 127   XTREG( 59,236,32, 4, 4,0x02b2,0x0007,-2, 2,0x1000,epc2,        0,0,0,0,0,0)
 128   XTREG( 60,240,32, 4, 4,0x02b3,0x0007,-2, 2,0x1000,epc3,        0,0,0,0,0,0)
 129   XTREG( 61,244,32, 4, 4,0x02b4,0x0007,-2, 2,0x1000,epc4,        0,0,0,0,0,0)
 130   XTREG( 62,248,32, 4, 4,0x02b5,0x0007,-2, 2,0x1000,epc5,        0,0,0,0,0,0)
 131   XTREG( 63,252,32, 4, 4,0x02b6,0x0007,-2, 2,0x1000,epc6,        0,0,0,0,0,0)
 132   XTREG( 64,256,32, 4, 4,0x02b7,0x0007,-2, 2,0x1000,epc7,        0,0,0,0,0,0)
 133   XTREG( 65,260,32, 4, 4,0x02c0,0x0007,-2, 2,0x1000,depc,        0,0,0,0,0,0)
 134   XTREG( 66,264,19, 4, 4,0x02c2,0x0007,-2, 2,0x1000,eps2,        0,0,0,0,0,0)
 135   XTREG( 67,268,19, 4, 4,0x02c3,0x0007,-2, 2,0x1000,eps3,        0,0,0,0,0,0)
 136   XTREG( 68,272,19, 4, 4,0x02c4,0x0007,-2, 2,0x1000,eps4,        0,0,0,0,0,0)
 137   XTREG( 69,276,19, 4, 4,0x02c5,0x0007,-2, 2,0x1000,eps5,        0,0,0,0,0,0)
 138   XTREG( 70,280,19, 4, 4,0x02c6,0x0007,-2, 2,0x1000,eps6,        0,0,0,0,0,0)
 139   XTREG( 71,284,19, 4, 4,0x02c7,0x0007,-2, 2,0x1000,eps7,        0,0,0,0,0,0)
 140   XTREG( 72,288,32, 4, 4,0x02d1,0x0007,-2, 2,0x1000,excsave1,    0,0,0,0,0,0)
 141   XTREG( 73,292,32, 4, 4,0x02d2,0x0007,-2, 2,0x1000,excsave2,    0,0,0,0,0,0)
 142   XTREG( 74,296,32, 4, 4,0x02d3,0x0007,-2, 2,0x1000,excsave3,    0,0,0,0,0,0)
 143   XTREG( 75,300,32, 4, 4,0x02d4,0x0007,-2, 2,0x1000,excsave4,    0,0,0,0,0,0)
 144   XTREG( 76,304,32, 4, 4,0x02d5,0x0007,-2, 2,0x1000,excsave5,    0,0,0,0,0,0)
 145   XTREG( 77,308,32, 4, 4,0x02d6,0x0007,-2, 2,0x1000,excsave6,    0,0,0,0,0,0)
 146   XTREG( 78,312,32, 4, 4,0x02d7,0x0007,-2, 2,0x1000,excsave7,    0,0,0,0,0,0)
 147   XTREG( 79,316, 8, 4, 4,0x02e0,0x0007,-2, 2,0x1000,cpenable,    0,0,0,0,0,0)
 148   XTREG( 80,320,22, 4, 4,0x02e2,0x000b,-2, 2,0x1000,interrupt,   0,0,0,0,0,0)
 149   XTREG( 81,324,22, 4, 4,0x02e2,0x000d,-2, 2,0x1000,intset,      0,0,0,0,0,0)
 150   XTREG( 82,328,22, 4, 4,0x02e3,0x000d,-2, 2,0x1000,intclear,    0,0,0,0,0,0)
 151   XTREG( 83,332,22, 4, 4,0x02e4,0x0007,-2, 2,0x1000,intenable,   0,0,0,0,0,0)
 152   XTREG( 84,336,32, 4, 4,0x02e7,0x0007,-2, 2,0x1000,vecbase,     0,0,0,0,0,0)
 153   XTREG( 85,340, 6, 4, 4,0x02e8,0x0007,-2, 2,0x1000,exccause,    0,0,0,0,0,0)
 154   XTREG( 86,344,12, 4, 4,0x02e9,0x0003,-2, 2,0x1000,debugcause,  0,0,0,0,0,0)
 155   XTREG( 87,348,32, 4, 4,0x02ea,0x000f,-2, 2,0x1000,ccount,      0,0,0,0,0,0)
 156   XTREG( 88,352,32, 4, 4,0x02eb,0x0003,-2, 2,0x1000,prid,        0,0,0,0,0,0)
 157   XTREG( 89,356,32, 4, 4,0x02ec,0x000f,-2, 2,0x1000,icount,      0,0,0,0,0,0)
 158   XTREG( 90,360, 4, 4, 4,0x02ed,0x0007,-2, 2,0x1000,icountlevel, 0,0,0,0,0,0)
 159   XTREG( 91,364,32, 4, 4,0x02ee,0x0007,-2, 2,0x1000,excvaddr,    0,0,0,0,0,0)
 160   XTREG( 92,368,32, 4, 4,0x02f0,0x000f,-2, 2,0x1000,ccompare0,   0,0,0,0,0,0)
 161   XTREG( 93,372,32, 4, 4,0x02f1,0x000f,-2, 2,0x1000,ccompare1,   0,0,0,0,0,0)
 162   XTREG( 94,376,32, 4, 4,0x02f2,0x000f,-2, 2,0x1000,ccompare2,   0,0,0,0,0,0)
 163   XTREG( 95,380,32, 4, 4,0x02f4,0x0007,-2, 2,0x1000,misc0,       0,0,0,0,0,0)
 164   XTREG( 96,384,32, 4, 4,0x02f5,0x0007,-2, 2,0x1000,misc1,       0,0,0,0,0,0)
 165   XTREG( 97,388,32, 4, 4,0x0000,0x0006,-2, 8,0x0100,a0,          0,0,0,0,0,0)
 166   XTREG( 98,392,32, 4, 4,0x0001,0x0006,-2, 8,0x0100,a1,          0,0,0,0,0,0)
 167   XTREG( 99,396,32, 4, 4,0x0002,0x0006,-2, 8,0x0100,a2,          0,0,0,0,0,0)
 168   XTREG(100,400,32, 4, 4,0x0003,0x0006,-2, 8,0x0100,a3,          0,0,0,0,0,0)
 169   XTREG(101,404,32, 4, 4,0x0004,0x0006,-2, 8,0x0100,a4,          0,0,0,0,0,0)
 170   XTREG(102,408,32, 4, 4,0x0005,0x0006,-2, 8,0x0100,a5,          0,0,0,0,0,0)
 171   XTREG(103,412,32, 4, 4,0x0006,0x0006,-2, 8,0x0100,a6,          0,0,0,0,0,0)
 172   XTREG(104,416,32, 4, 4,0x0007,0x0006,-2, 8,0x0100,a7,          0,0,0,0,0,0)
 173   XTREG(105,420,32, 4, 4,0x0008,0x0006,-2, 8,0x0100,a8,          0,0,0,0,0,0)
 174   XTREG(106,424,32, 4, 4,0x0009,0x0006,-2, 8,0x0100,a9,          0,0,0,0,0,0)
 175   XTREG(107,428,32, 4, 4,0x000a,0x0006,-2, 8,0x0100,a10,         0,0,0,0,0,0)
 176   XTREG(108,432,32, 4, 4,0x000b,0x0006,-2, 8,0x0100,a11,         0,0,0,0,0,0)
 177   XTREG(109,436,32, 4, 4,0x000c,0x0006,-2, 8,0x0100,a12,         0,0,0,0,0,0)
 178   XTREG(110,440,32, 4, 4,0x000d,0x0006,-2, 8,0x0100,a13,         0,0,0,0,0,0)
 179   XTREG(111,444,32, 4, 4,0x000e,0x0006,-2, 8,0x0100,a14,         0,0,0,0,0,0)
 180   XTREG(112,448,32, 4, 4,0x000f,0x0006,-2, 8,0x0100,a15,         0,0,0,0,0,0)
 181   XTREG(113,452, 4, 4, 4,0x2008,0x0006,-2, 6,0x1010,psintlevel,
 182             0,0,&xtensa_mask0,0,0,0)
 183   XTREG(114,456, 1, 4, 4,0x2009,0x0006,-2, 6,0x1010,psum,
 184             0,0,&xtensa_mask1,0,0,0)
 185   XTREG(115,460, 1, 4, 4,0x200a,0x0006,-2, 6,0x1010,pswoe,
 186             0,0,&xtensa_mask2,0,0,0)
 187   XTREG(116,464, 2, 4, 4,0x200b,0x0006,-2, 6,0x1010,psring,
 188             0,0,&xtensa_mask3,0,0,0)
 189   XTREG(117,468, 1, 4, 4,0x200c,0x0006,-2, 6,0x1010,psexcm,
 190             0,0,&xtensa_mask4,0,0,0)
 191   XTREG(118,472, 2, 4, 4,0x200d,0x0006,-2, 6,0x1010,pscallinc,
 192             0,0,&xtensa_mask5,0,0,0)
 193   XTREG(119,476, 4, 4, 4,0x200e,0x0006,-2, 6,0x1010,psowb,
 194             0,0,&xtensa_mask6,0,0,0)
 195   XTREG(120,480,20, 4, 4,0x200f,0x0006,-2, 6,0x1010,litbaddr,
 196             0,0,&xtensa_mask7,0,0,0)
 197   XTREG(121,484, 1, 4, 4,0x2010,0x0006,-2, 6,0x1010,litben,
 198             0,0,&xtensa_mask8,0,0,0)
 199   XTREG(122,488, 4, 4, 4,0x2015,0x0006,-2, 6,0x1010,dbnum,
 200             0,0,&xtensa_mask9,0,0,0)
 201   XTREG(123,492, 8, 4, 4,0x2016,0x0006,-2, 6,0x1010,asid3,
 202             0,0,&xtensa_mask10,0,0,0)
 203   XTREG(124,496, 8, 4, 4,0x2017,0x0006,-2, 6,0x1010,asid2,
 204             0,0,&xtensa_mask11,0,0,0)
 205   XTREG(125,500, 8, 4, 4,0x2018,0x0006,-2, 6,0x1010,asid1,
 206             0,0,&xtensa_mask12,0,0,0)
 207   XTREG(126,504, 2, 4, 4,0x2019,0x0006,-2, 6,0x1010,instpgszid4,
 208             0,0,&xtensa_mask13,0,0,0)
 209   XTREG(127,508, 2, 4, 4,0x201a,0x0006,-2, 6,0x1010,datapgszid4,
 210             0,0,&xtensa_mask14,0,0,0)
 211   XTREG(128,512,10, 4, 4,0x201b,0x0006,-2, 6,0x1010,ptbase,
 212             0,0,&xtensa_mask15,0,0,0)
 213   XTREG_END
 214 };
 215
 216 xtensa_gdbarch_tdep xtensa_tdep (rmap);