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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 | /* * Special support for eabi and SVR4 * * Copyright (C) 1995, 1996, 1998, 2000, 2001 Free Software Foundation, Inc. * Copyright 2008 Freescale Semiconductor, Inc. * Written By Michael Meissner * * Based on gcc/config/rs6000/crtsavres.asm from gcc * * This file 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; either version 2, or (at your option) any * later version. * * In addition to the permissions in the GNU General Public License, the * Free Software Foundation gives you unlimited permission to link the * compiled version of this file with other programs, and to distribute * those programs without any restriction coming from the use of this * file. (The General Public License restrictions do apply in other * respects; for example, they cover modification of the file, and * distribution when not linked into another program.) * * This file 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 this program; see the file COPYING. If not, write to * the Free Software Foundation, 51 Franklin Street, Fifth Floor, * Boston, MA 02110-1301, USA. * * As a special exception, if you link this library with files * compiled with GCC to produce an executable, this does not cause * the resulting executable to be covered by the GNU General Public License. * This exception does not however invalidate any other reasons why * the executable file might be covered by the GNU General Public License. */ .file "crtsavres.S" .section ".text" /* On PowerPC64 Linux, these functions are provided by the linker. */ #ifndef __powerpc64__ #define _GLOBAL(name) \ .type name,@function; \ .globl name; \ name: /* Routines for saving integer registers, called by the compiler. */ /* Called with r11 pointing to the stack header word of the caller of the */ /* function, just beyond the end of the integer save area. */ _GLOBAL(_savegpr_14) _GLOBAL(_save32gpr_14) stw 14,-72(11) /* save gp registers */ _GLOBAL(_savegpr_15) _GLOBAL(_save32gpr_15) stw 15,-68(11) _GLOBAL(_savegpr_16) _GLOBAL(_save32gpr_16) stw 16,-64(11) _GLOBAL(_savegpr_17) _GLOBAL(_save32gpr_17) stw 17,-60(11) _GLOBAL(_savegpr_18) _GLOBAL(_save32gpr_18) stw 18,-56(11) _GLOBAL(_savegpr_19) _GLOBAL(_save32gpr_19) stw 19,-52(11) _GLOBAL(_savegpr_20) _GLOBAL(_save32gpr_20) stw 20,-48(11) _GLOBAL(_savegpr_21) _GLOBAL(_save32gpr_21) stw 21,-44(11) _GLOBAL(_savegpr_22) _GLOBAL(_save32gpr_22) stw 22,-40(11) _GLOBAL(_savegpr_23) _GLOBAL(_save32gpr_23) stw 23,-36(11) _GLOBAL(_savegpr_24) _GLOBAL(_save32gpr_24) stw 24,-32(11) _GLOBAL(_savegpr_25) _GLOBAL(_save32gpr_25) stw 25,-28(11) _GLOBAL(_savegpr_26) _GLOBAL(_save32gpr_26) stw 26,-24(11) _GLOBAL(_savegpr_27) _GLOBAL(_save32gpr_27) stw 27,-20(11) _GLOBAL(_savegpr_28) _GLOBAL(_save32gpr_28) stw 28,-16(11) _GLOBAL(_savegpr_29) _GLOBAL(_save32gpr_29) stw 29,-12(11) _GLOBAL(_savegpr_30) _GLOBAL(_save32gpr_30) stw 30,-8(11) _GLOBAL(_savegpr_31) _GLOBAL(_save32gpr_31) stw 31,-4(11) blr /* Routines for restoring integer registers, called by the compiler. */ /* Called with r11 pointing to the stack header word of the caller of the */ /* function, just beyond the end of the integer restore area. */ _GLOBAL(_restgpr_14) _GLOBAL(_rest32gpr_14) lwz 14,-72(11) /* restore gp registers */ _GLOBAL(_restgpr_15) _GLOBAL(_rest32gpr_15) lwz 15,-68(11) _GLOBAL(_restgpr_16) _GLOBAL(_rest32gpr_16) lwz 16,-64(11) _GLOBAL(_restgpr_17) _GLOBAL(_rest32gpr_17) lwz 17,-60(11) _GLOBAL(_restgpr_18) _GLOBAL(_rest32gpr_18) lwz 18,-56(11) _GLOBAL(_restgpr_19) _GLOBAL(_rest32gpr_19) lwz 19,-52(11) _GLOBAL(_restgpr_20) _GLOBAL(_rest32gpr_20) lwz 20,-48(11) _GLOBAL(_restgpr_21) _GLOBAL(_rest32gpr_21) lwz 21,-44(11) _GLOBAL(_restgpr_22) _GLOBAL(_rest32gpr_22) lwz 22,-40(11) _GLOBAL(_restgpr_23) _GLOBAL(_rest32gpr_23) lwz 23,-36(11) _GLOBAL(_restgpr_24) _GLOBAL(_rest32gpr_24) lwz 24,-32(11) _GLOBAL(_restgpr_25) _GLOBAL(_rest32gpr_25) lwz 25,-28(11) _GLOBAL(_restgpr_26) _GLOBAL(_rest32gpr_26) lwz 26,-24(11) _GLOBAL(_restgpr_27) _GLOBAL(_rest32gpr_27) lwz 27,-20(11) _GLOBAL(_restgpr_28) _GLOBAL(_rest32gpr_28) lwz 28,-16(11) _GLOBAL(_restgpr_29) _GLOBAL(_rest32gpr_29) lwz 29,-12(11) _GLOBAL(_restgpr_30) _GLOBAL(_rest32gpr_30) lwz 30,-8(11) _GLOBAL(_restgpr_31) _GLOBAL(_rest32gpr_31) lwz 31,-4(11) blr /* Routines for restoring integer registers, called by the compiler. */ /* Called with r11 pointing to the stack header word of the caller of the */ /* function, just beyond the end of the integer restore area. */ _GLOBAL(_restgpr_14_x) _GLOBAL(_rest32gpr_14_x) lwz 14,-72(11) /* restore gp registers */ _GLOBAL(_restgpr_15_x) _GLOBAL(_rest32gpr_15_x) lwz 15,-68(11) _GLOBAL(_restgpr_16_x) _GLOBAL(_rest32gpr_16_x) lwz 16,-64(11) _GLOBAL(_restgpr_17_x) _GLOBAL(_rest32gpr_17_x) lwz 17,-60(11) _GLOBAL(_restgpr_18_x) _GLOBAL(_rest32gpr_18_x) lwz 18,-56(11) _GLOBAL(_restgpr_19_x) _GLOBAL(_rest32gpr_19_x) lwz 19,-52(11) _GLOBAL(_restgpr_20_x) _GLOBAL(_rest32gpr_20_x) lwz 20,-48(11) _GLOBAL(_restgpr_21_x) _GLOBAL(_rest32gpr_21_x) lwz 21,-44(11) _GLOBAL(_restgpr_22_x) _GLOBAL(_rest32gpr_22_x) lwz 22,-40(11) _GLOBAL(_restgpr_23_x) _GLOBAL(_rest32gpr_23_x) lwz 23,-36(11) _GLOBAL(_restgpr_24_x) _GLOBAL(_rest32gpr_24_x) lwz 24,-32(11) _GLOBAL(_restgpr_25_x) _GLOBAL(_rest32gpr_25_x) lwz 25,-28(11) _GLOBAL(_restgpr_26_x) _GLOBAL(_rest32gpr_26_x) lwz 26,-24(11) _GLOBAL(_restgpr_27_x) _GLOBAL(_rest32gpr_27_x) lwz 27,-20(11) _GLOBAL(_restgpr_28_x) _GLOBAL(_rest32gpr_28_x) lwz 28,-16(11) _GLOBAL(_restgpr_29_x) _GLOBAL(_rest32gpr_29_x) lwz 29,-12(11) _GLOBAL(_restgpr_30_x) _GLOBAL(_rest32gpr_30_x) lwz 30,-8(11) _GLOBAL(_restgpr_31_x) _GLOBAL(_rest32gpr_31_x) lwz 0,4(11) lwz 31,-4(11) mtlr 0 mr 1,11 blr #endif |