1/* The common simulator framework for GDB, the GNU Debugger. 2 3 Copyright 2002, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, Inc. 4 5 Contributed by Andrew Cagney and Red Hat. 6 7 This file is part of GDB. 8 9 This program is free software; you can redistribute it and/or modify 10 it under the terms of the GNU General Public License as published by 11 the Free Software Foundation; either version 3 of the License, or 12 (at your option) any later version. 13 14 This program is distributed in the hope that it will be useful, 15 but WITHOUT ANY WARRANTY; without even the implied warranty of 16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 GNU General Public License for more details. 18 19 You should have received a copy of the GNU General Public License 20 along with this program. If not, see <http://www.gnu.org/licenses/>. */ 21 22 23#ifndef N 24#error "N must be #defined" 25#endif 26 27#include "symcat.h" 28 29/* NOTE: See end of file for #undef */ 30#define unsigned_N XCONCAT2(unsigned_,N) 31#define endian_t2h_N XCONCAT2(endian_t2h_,N) 32#define endian_h2t_N XCONCAT2(endian_h2t_,N) 33#define _SWAP_N XCONCAT2(_SWAP_,N) 34#define swap_N XCONCAT2(swap_,N) 35#define endian_h2be_N XCONCAT2(endian_h2be_,N) 36#define endian_be2h_N XCONCAT2(endian_be2h_,N) 37#define endian_h2le_N XCONCAT2(endian_h2le_,N) 38#define endian_le2h_N XCONCAT2(endian_le2h_,N) 39#define offset_N XCONCAT2(offset_,N) 40 41/* TAGS: endian_t2h_1 endian_t2h_2 endian_t2h_4 endian_t2h_8 endian_t2h_16 */ 42 43INLINE_SIM_ENDIAN\ 44(unsigned_N) 45endian_t2h_N(unsigned_N raw_in) 46{ 47 if (CURRENT_TARGET_BYTE_ORDER == CURRENT_HOST_BYTE_ORDER) { 48 return raw_in; 49 } 50 else { 51 _SWAP_N(return,raw_in); 52 } 53} 54 55/* TAGS: endian_h2t_1 endian_h2t_2 endian_h2t_4 endian_h2t_8 endian_h2t_16 */ 56 57INLINE_SIM_ENDIAN\ 58(unsigned_N) 59endian_h2t_N(unsigned_N raw_in) 60{ 61 if (CURRENT_TARGET_BYTE_ORDER == CURRENT_HOST_BYTE_ORDER) { 62 return raw_in; 63 } 64 else { 65 _SWAP_N(return,raw_in); 66 } 67} 68 69/* TAGS: swap_1 swap_2 swap_4 swap_8 swap_16 */ 70 71INLINE_SIM_ENDIAN\ 72(unsigned_N) 73swap_N(unsigned_N raw_in) 74{ 75 _SWAP_N(return,raw_in); 76} 77 78/* TAGS: endian_h2be_1 endian_h2be_2 endian_h2be_4 endian_h2be_8 endian_h2be_16 */ 79 80INLINE_SIM_ENDIAN\ 81(unsigned_N) 82endian_h2be_N(unsigned_N raw_in) 83{ 84 if (CURRENT_HOST_BYTE_ORDER == BIG_ENDIAN) { 85 return raw_in; 86 } 87 else { 88 _SWAP_N(return,raw_in); 89 } 90} 91 92/* TAGS: endian_be2h_1 endian_be2h_2 endian_be2h_4 endian_be2h_8 endian_be2h_16 */ 93 94INLINE_SIM_ENDIAN\ 95(unsigned_N) 96endian_be2h_N(unsigned_N raw_in) 97{ 98 if (CURRENT_HOST_BYTE_ORDER == BIG_ENDIAN) { 99 return raw_in; 100 } 101 else { 102 _SWAP_N(return,raw_in); 103 } 104} 105 106/* TAGS: endian_h2le_1 endian_h2le_2 endian_h2le_4 endian_h2le_8 endian_h2le_16 */ 107 108INLINE_SIM_ENDIAN\ 109(unsigned_N) 110endian_h2le_N(unsigned_N raw_in) 111{ 112 if (CURRENT_HOST_BYTE_ORDER == LITTLE_ENDIAN) { 113 return raw_in; 114 } 115 else { 116 _SWAP_N(return,raw_in); 117 } 118} 119 120/* TAGS: endian_le2h_1 endian_le2h_2 endian_le2h_4 endian_le2h_8 endian_le2h_16 */ 121 122INLINE_SIM_ENDIAN\ 123(unsigned_N) 124endian_le2h_N(unsigned_N raw_in) 125{ 126 if (CURRENT_HOST_BYTE_ORDER == LITTLE_ENDIAN) { 127 return raw_in; 128 } 129 else { 130 _SWAP_N(return,raw_in); 131 } 132} 133 134/* TAGS: offset_1 offset_2 offset_4 offset_8 offset_16 */ 135 136INLINE_SIM_ENDIAN\ 137(void*) 138offset_N (unsigned_N *x, 139 unsigned sizeof_word, 140 unsigned word) 141{ 142 char *in = (char*)x; 143 char *out; 144 unsigned offset = sizeof_word * word; 145 ASSERT (offset + sizeof_word <= sizeof(unsigned_N)); 146 ASSERT (word < (sizeof (unsigned_N) / sizeof_word)); 147 ASSERT ((sizeof (unsigned_N) % sizeof_word) == 0); 148 if (WITH_HOST_BYTE_ORDER == LITTLE_ENDIAN) 149 { 150 out = in + sizeof (unsigned_N) - offset - sizeof_word; 151 } 152 else 153 { 154 out = in + offset; 155 } 156 return out; 157} 158 159 160/* NOTE: See start of file for #define */ 161#undef unsigned_N 162#undef endian_t2h_N 163#undef endian_h2t_N 164#undef _SWAP_N 165#undef swap_N 166#undef endian_h2be_N 167#undef endian_be2h_N 168#undef endian_h2le_N 169#undef endian_le2h_N 170#undef offset_N 171