| /* Register names and numbers for x86-64 DWARF. |
| Copyright (C) 2005 Red Hat, Inc. |
| This file is part of Red Hat elfutils. |
| |
| Red Hat elfutils is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by the |
| Free Software Foundation; version 2 of the License. |
| |
| Red Hat elfutils is distributed in the hope that it will be useful, but |
| WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License along |
| with Red Hat elfutils; if not, write to the Free Software Foundation, |
| Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. |
| |
| Red Hat elfutils is an included package of the Open Invention Network. |
| An included package of the Open Invention Network is a package for which |
| Open Invention Network licensees cross-license their patents. No patent |
| license is granted, either expressly or impliedly, by designation as an |
| included package. Should you wish to participate in the Open Invention |
| Network licensing program, please visit www.openinventionnetwork.com |
| <http://www.openinventionnetwork.com>. */ |
| |
| #ifdef HAVE_CONFIG_H |
| # include <config.h> |
| #endif |
| |
| #include <assert.h> |
| #include <dwarf.h> |
| |
| #define BACKEND x86_64_ |
| #include "libebl_CPU.h" |
| |
| ssize_t |
| x86_64_register_name (Ebl *ebl __attribute__ ((unused)), |
| int regno, char *name, size_t namelen, |
| const char **prefix, const char **setname) |
| { |
| if (name == NULL) |
| return 49; |
| |
| if (regno < 0 || regno > 48 || namelen < 6) |
| return -1; |
| |
| *prefix = "%"; |
| if (regno < 17) |
| *setname = "integer"; |
| else if (regno < 33) |
| *setname = "SSE"; |
| else if (regno < 41) |
| *setname = "x87"; |
| else |
| *setname = "MMX"; |
| |
| switch (regno) |
| { |
| static const char baseregs[][2] = |
| { |
| "ax", "dx", "cx", "bx", "si", "di", "bp", "sp" |
| }; |
| |
| case 0 ... 7: |
| name[0] = 'r'; |
| name[1] = baseregs[regno][0]; |
| name[2] = baseregs[regno][1]; |
| namelen = 3; |
| break; |
| |
| case 8 ... 9: |
| name[0] = 'r'; |
| name[1] = regno - 8 + '8'; |
| namelen = 2; |
| break; |
| |
| case 10 ... 15: |
| name[0] = 'r'; |
| name[1] = '1'; |
| name[2] = regno - 10 + '0'; |
| namelen = 3; |
| break; |
| |
| case 16: |
| name[0] = 'r'; |
| name[1] = 'i'; |
| name[2] = 'p'; |
| namelen = 3; |
| break; |
| |
| case 17 ... 26: |
| name[0] = 'x'; |
| name[1] = 'm'; |
| name[2] = 'm'; |
| name[3] = regno - 17 + '0'; |
| namelen = 4; |
| break; |
| |
| case 27 ... 32: |
| name[0] = 'x'; |
| name[1] = 'm'; |
| name[2] = 'm'; |
| name[3] = '1'; |
| name[4] = regno - 27 + '0'; |
| namelen = 5; |
| break; |
| |
| case 33 ... 40: |
| name[0] = 's'; |
| name[1] = 't'; |
| name[2] = regno - 33 + '0'; |
| namelen = 3; |
| break; |
| |
| case 41 ... 48: |
| name[0] = 'm'; |
| name[1] = 'm'; |
| name[2] = regno - 41 + '0'; |
| namelen = 3; |
| break; |
| } |
| |
| name[namelen++] = '\0'; |
| return namelen; |
| } |