| Brian Silverman | 8649792 | 2018-02-10 19:28:39 -0500 | [diff] [blame] | 1 | /* Register names and numbers for TILE-Gx DWARF. |
| 2 | Copyright (C) 2012 Tilera Corporation |
| 3 | This file is part of elfutils. |
| 4 | |
| 5 | This file is free software; you can redistribute it and/or modify |
| 6 | it under the terms of either |
| 7 | |
| 8 | * the GNU Lesser General Public License as published by the Free |
| 9 | Software Foundation; either version 3 of the License, or (at |
| 10 | your option) any later version |
| 11 | |
| 12 | or |
| 13 | |
| 14 | * the GNU General Public License as published by the Free |
| 15 | Software Foundation; either version 2 of the License, or (at |
| 16 | your option) any later version |
| 17 | |
| 18 | or both in parallel, as here. |
| 19 | |
| 20 | elfutils is distributed in the hope that it will be useful, but |
| 21 | WITHOUT ANY WARRANTY; without even the implied warranty of |
| 22 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 23 | General Public License for more details. |
| 24 | |
| 25 | You should have received copies of the GNU General Public License and |
| 26 | the GNU Lesser General Public License along with this program. If |
| 27 | not, see <http://www.gnu.org/licenses/>. */ |
| 28 | |
| 29 | #ifdef HAVE_CONFIG_H |
| 30 | # include <config.h> |
| 31 | #endif |
| 32 | |
| 33 | #include <stdio.h> |
| 34 | #include <string.h> |
| 35 | #include <dwarf.h> |
| 36 | |
| 37 | #define BACKEND tilegx_ |
| 38 | #include "libebl_CPU.h" |
| 39 | |
| 40 | ssize_t |
| 41 | tilegx_register_info (Ebl *ebl __attribute__ ((unused)), |
| 42 | int regno, char *name, size_t namelen, |
| 43 | const char **prefix, const char **setname, |
| 44 | int *bits, int *type) |
| 45 | { |
| 46 | if (name == NULL) |
| 47 | return 65; |
| 48 | |
| 49 | if (regno < 0 || regno > 64 || namelen < 5) |
| 50 | return -1; |
| 51 | |
| 52 | *prefix = ""; |
| 53 | *setname = "integer"; |
| 54 | *bits = 64; |
| 55 | |
| 56 | switch (regno) |
| 57 | { |
| 58 | case 0 ... 9: |
| 59 | *type = DW_ATE_signed; |
| 60 | name[0] = 'r'; |
| 61 | name[1] = regno + '0'; |
| 62 | namelen = 2; |
| 63 | break; |
| 64 | |
| 65 | case 10 ... 52: |
| 66 | *type = DW_ATE_signed; |
| 67 | name[0] = 'r'; |
| 68 | name[1] = regno / 10 + '0'; |
| 69 | name[2] = regno % 10 + '0'; |
| 70 | namelen = 3; |
| 71 | break; |
| 72 | |
| 73 | case 53: |
| 74 | *type = DW_ATE_address; |
| 75 | return stpcpy (name, "tp") + 1 - name; |
| 76 | |
| 77 | case 54: |
| 78 | *type = DW_ATE_address; |
| 79 | return stpcpy (name, "sp") + 1 - name; |
| 80 | |
| 81 | case 55: |
| 82 | *type = DW_ATE_address; |
| 83 | return stpcpy (name, "lr") + 1 - name; |
| 84 | |
| 85 | case 56: |
| 86 | *type = DW_ATE_unsigned; |
| 87 | return stpcpy (name, "sn") + 1 - name; |
| 88 | |
| 89 | case 57: |
| 90 | *type = DW_ATE_unsigned; |
| 91 | return stpcpy (name, "idn0") + 1 - name; |
| 92 | |
| 93 | case 58: |
| 94 | *type = DW_ATE_unsigned; |
| 95 | return stpcpy (name, "idn1") + 1 - name; |
| 96 | |
| 97 | case 59: |
| 98 | *type = DW_ATE_unsigned; |
| 99 | return stpcpy (name, "udn0") + 1 - name; |
| 100 | |
| 101 | case 60: |
| 102 | *type = DW_ATE_unsigned; |
| 103 | return stpcpy (name, "udn1") + 1 - name; |
| 104 | |
| 105 | case 61: |
| 106 | *type = DW_ATE_unsigned; |
| 107 | return stpcpy (name, "udn2") + 1 - name; |
| 108 | |
| 109 | case 62: |
| 110 | *type = DW_ATE_unsigned; |
| 111 | return stpcpy (name, "udn3") + 1 - name; |
| 112 | |
| 113 | case 63: |
| 114 | *type = DW_ATE_unsigned; |
| 115 | return stpcpy (name, "zero") + 1 - name; |
| 116 | |
| 117 | case 64: |
| 118 | *type = DW_ATE_address; |
| 119 | return stpcpy (name, "pc") + 1 - name; |
| 120 | |
| 121 | /* Can't happen. */ |
| 122 | default: |
| 123 | *setname = NULL; |
| 124 | return 0; |
| 125 | } |
| 126 | |
| 127 | name[namelen++] = '\0'; |
| 128 | return namelen; |
| 129 | } |