libgcc/config/rs6000/crtsavevr.S

   1 /* Routines for saving vector registers.
   2
   3    Copyright (C) 2012-2024 Free Software Foundation, Inc.
   4    Written by Alan Modra, IBM
   5
   6    This file is free software; you can redistribute it and/or modify it
   7    under the terms of the GNU General Public License as published by the
   8    Free Software Foundation; either version 3, or (at your option) any
   9    later version.
  10
  11    This file is distributed in the hope that it will be useful, but
  12    WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    General Public License for more details.
  15
  16    Under Section 7 of GPL version 3, you are granted additional
  17    permissions described in the GCC Runtime Library Exception, version
  18    3.1, as published by the Free Software Foundation.
  19
  20    You should have received a copy of the GNU General Public License and
  21    a copy of the GCC Runtime Library Exception along with this program;
  22    see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  23    <http://www.gnu.org/licenses/>.  */
  24
  25 /* On PowerPC64 Linux, these functions are provided by the linker.  */
  26 #ifndef __powerpc64__
  27
  28 #undef __ALTIVEC__
  29 #define __ALTIVEC__ 1
  30         #include "ppc-asm.h"
  31
  32 /* Called with r0 pointing just beyond the end of the vector save area.  */
  33
  34         .machine altivec
  35         .section ".text"
  36 CFI_STARTPROC
  37 HIDDEN_FUNC(_savevr_20)
  38         li r11,-192
  39         stvx v20,r11,r0
  40 HIDDEN_FUNC(_savevr_21)
  41         li r11,-176
  42         stvx v21,r11,r0
  43 HIDDEN_FUNC(_savevr_22)
  44         li r11,-160
  45         stvx v22,r11,r0
  46 HIDDEN_FUNC(_savevr_23)
  47         li r11,-144
  48         stvx v23,r11,r0
  49 HIDDEN_FUNC(_savevr_24)
  50         li r11,-128
  51         stvx v24,r11,r0
  52 HIDDEN_FUNC(_savevr_25)
  53         li r11,-112
  54         stvx v25,r11,r0
  55 HIDDEN_FUNC(_savevr_26)
  56         li r11,-96
  57         stvx v26,r11,r0
  58 HIDDEN_FUNC(_savevr_27)
  59         li r11,-80
  60         stvx v27,r11,r0
  61 HIDDEN_FUNC(_savevr_28)
  62         li r11,-64
  63         stvx v28,r11,r0
  64 HIDDEN_FUNC(_savevr_29)
  65         li r11,-48
  66         stvx v29,r11,r0
  67 HIDDEN_FUNC(_savevr_30)
  68         li r11,-32
  69         stvx v30,r11,r0
  70 HIDDEN_FUNC(_savevr_31)
  71         li r11,-16
  72         stvx v31,r11,r0
  73         blr
  74 FUNC_END(_savevr_31)
  75 FUNC_END(_savevr_30)
  76 FUNC_END(_savevr_29)
  77 FUNC_END(_savevr_28)
  78 FUNC_END(_savevr_27)
  79 FUNC_END(_savevr_26)
  80 FUNC_END(_savevr_25)
  81 FUNC_END(_savevr_24)
  82 FUNC_END(_savevr_23)
  83 FUNC_END(_savevr_22)
  84 FUNC_END(_savevr_21)
  85 FUNC_END(_savevr_20)
  86 CFI_ENDPROC
  87
  88 #endif