1cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng/* Register names and numbers for SPARC DWARF. 2cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Copyright (C) 2005, 2006 Red Hat, Inc. 3cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng This file is part of Red Hat elfutils. 4cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 5cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Red Hat elfutils is free software; you can redistribute it and/or modify 6cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng it under the terms of the GNU General Public License as published by the 7cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Free Software Foundation; version 2 of the License. 8cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 9cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Red Hat elfutils is distributed in the hope that it will be useful, but 10cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng WITHOUT ANY WARRANTY; without even the implied warranty of 11cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 12cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng General Public License for more details. 13cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 14cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng You should have received a copy of the GNU General Public License along 15cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng with Red Hat elfutils; if not, write to the Free Software Foundation, 16cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. 17cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 18cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Red Hat elfutils is an included package of the Open Invention Network. 19cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng An included package of the Open Invention Network is a package for which 20cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Open Invention Network licensees cross-license their patents. No patent 21cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng license is granted, either expressly or impliedly, by designation as an 22cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng included package. Should you wish to participate in the Open Invention 23cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng Network licensing program, please visit www.openinventionnetwork.com 24cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng <http://www.openinventionnetwork.com>. */ 25cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 26cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng#ifdef HAVE_CONFIG_H 27cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng# include <config.h> 28cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng#endif 29cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 30cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng#include <string.h> 31cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng#include <dwarf.h> 32cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 33cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng#define BACKEND sparc_ 34cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng#include "libebl_CPU.h" 35cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 36cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Chengssize_t 37cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Chengsparc_register_info (Ebl *ebl, 38cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng int regno, char *name, size_t namelen, 39cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng const char **prefix, const char **setname, 40cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng int *bits, int *type) 41cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng{ 42cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng const int nfp = 32 + (ebl->machine == EM_SPARC ? 0 : 16); 43cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng const int nspec = ebl->machine == EM_SPARC ? 8 : 6; 44cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 45cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng if (name == NULL) 46cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng return 32 + nfp + nspec; 47cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 48cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng if (regno < 0 || regno >= 32 + nfp + nspec || namelen < 6) 49cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng return -1; 50cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 51cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng *bits = ebl->machine == EM_SPARC ? 32 : 64; 52cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng *type = DW_ATE_signed; 53cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 54cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng *prefix = "%"; 55cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 56cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng if (regno >= 32 + nfp) 57cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng { 58cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng regno -= 32 + nfp; 59cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng static const char names[2][8][6] = 60cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng { 61cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng { "y", "psr", "wim", "tbr", "pc", "npc", "fsr", "csr" }, /* v8 */ 62cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng { "pc", "npc", "state", "fsr", "fprs", "y" } /* v9 */ 63cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng }; 64cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng *setname = "control"; 65cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng *type = DW_ATE_unsigned; 66cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng if ((ebl->machine != EM_SPARC ? 0 : 4) + 1 - (unsigned int) regno <= 1) 67cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng *type = DW_ATE_address; 68cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng return stpncpy (name, names[ebl->machine != EM_SPARC][regno], 69cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng namelen) + 1 - name; 70cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng } 71cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 72cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng if (regno < 32) 73cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng { 74cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng *setname = "integer"; 75cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng name[0] = "goli"[regno >> 3]; 76cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng name[1] = (regno & 7) + '0'; 77cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng namelen = 2; 78cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng if ((regno & 8) && (regno & 7) == 6) 79cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng *type = DW_ATE_address; 80cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng } 81cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng else 82cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng { 83cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng *setname = "FPU"; 84cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng *type = DW_ATE_float; 85cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 86cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng regno -= 32; 87cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng if (regno >= 32) 88cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng regno = 32 + 2 * (regno - 32); 89cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng else 90cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng *bits = 32; 91cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 92cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng name[0] = 'f'; 93cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng if (regno < 10) 94cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng { 95cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng name[1] = regno + '0'; 96cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng namelen = 2; 97cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng } 98cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng else 99cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng { 100cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng name[1] = regno / 10 + '0'; 101cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng name[2] = regno % 10 + '0'; 102cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng namelen = 3; 103cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng } 104cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng } 105cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng 106cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng name[namelen++] = '\0'; 107cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng return namelen; 108cc6695e2684ce93cdf8bd2da63d55d2cf49ff076Ben Cheng} 109