diff options
Diffstat (limited to 'sysdeps/i386/i586/add_n.S')
| -rw-r--r-- | sysdeps/i386/i586/add_n.S | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/sysdeps/i386/i586/add_n.S b/sysdeps/i386/i586/add_n.S deleted file mode 100644 index f73df092f0..0000000000 --- a/sysdeps/i386/i586/add_n.S +++ /dev/null @@ -1,143 +0,0 @@ -/* Pentium __mpn_add_n -- Add two limb vectors of the same length > 0 and store - sum in a third limb vector. - Copyright (C) 1992-2017 Free Software Foundation, Inc. - This file is part of the GNU MP Library. - - The GNU MP Library is free software; you can redistribute it and/or modify - it under the terms of the GNU Lesser General Public License as published by - the Free Software Foundation; either version 2.1 of the License, or (at your - option) any later version. - - The GNU MP Library 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 Lesser General Public - License for more details. - - You should have received a copy of the GNU Lesser General Public License - along with the GNU MP Library; see the file COPYING.LIB. If not, - see <http://www.gnu.org/licenses/>. */ - -#include "sysdep.h" -#include "asm-syntax.h" - -#define PARMS 4+16 /* space for 4 saved regs */ -#define RES PARMS -#define S1 RES+4 -#define S2 S1+4 -#define SIZE S2+4 - - .text -ENTRY (__mpn_add_n) - - pushl %edi - cfi_adjust_cfa_offset (4) - pushl %esi - cfi_adjust_cfa_offset (4) - pushl %ebp - cfi_adjust_cfa_offset (4) - pushl %ebx - cfi_adjust_cfa_offset (4) - - movl RES(%esp),%edi - cfi_rel_offset (edi, 12) - movl S1(%esp),%esi - cfi_rel_offset (esi, 8) - movl S2(%esp),%ebx - cfi_rel_offset (ebx, 0) - movl SIZE(%esp),%ecx - movl (%ebx),%ebp - cfi_rel_offset (ebp, 4) - - decl %ecx - movl %ecx,%edx - shrl $3,%ecx - andl $7,%edx - testl %ecx,%ecx /* zero carry flag */ - jz L(end) - pushl %edx - cfi_adjust_cfa_offset (4) - - ALIGN (3) -L(oop): movl 28(%edi),%eax /* fetch destination cache line */ - leal 32(%edi),%edi - -L(1): movl (%esi),%eax - movl 4(%esi),%edx - adcl %ebp,%eax - movl 4(%ebx),%ebp - adcl %ebp,%edx - movl 8(%ebx),%ebp - movl %eax,-32(%edi) - movl %edx,-28(%edi) - -L(2): movl 8(%esi),%eax - movl 12(%esi),%edx - adcl %ebp,%eax - movl 12(%ebx),%ebp - adcl %ebp,%edx - movl 16(%ebx),%ebp - movl %eax,-24(%edi) - movl %edx,-20(%edi) - -L(3): movl 16(%esi),%eax - movl 20(%esi),%edx - adcl %ebp,%eax - movl 20(%ebx),%ebp - adcl %ebp,%edx - movl 24(%ebx),%ebp - movl %eax,-16(%edi) - movl %edx,-12(%edi) - -L(4): movl 24(%esi),%eax - movl 28(%esi),%edx - adcl %ebp,%eax - movl 28(%ebx),%ebp - adcl %ebp,%edx - movl 32(%ebx),%ebp - movl %eax,-8(%edi) - movl %edx,-4(%edi) - - leal 32(%esi),%esi - leal 32(%ebx),%ebx - decl %ecx - jnz L(oop) - - popl %edx - cfi_adjust_cfa_offset (-4) -L(end): - decl %edx /* test %edx w/o clobbering carry */ - js L(end2) - incl %edx -L(oop2): - leal 4(%edi),%edi - movl (%esi),%eax - adcl %ebp,%eax - movl 4(%ebx),%ebp - movl %eax,-4(%edi) - leal 4(%esi),%esi - leal 4(%ebx),%ebx - decl %edx - jnz L(oop2) -L(end2): - movl (%esi),%eax - adcl %ebp,%eax - movl %eax,(%edi) - - sbbl %eax,%eax - negl %eax - - popl %ebx - cfi_adjust_cfa_offset (-4) - cfi_restore (ebx) - popl %ebp - cfi_adjust_cfa_offset (-4) - cfi_restore (ebp) - popl %esi - cfi_adjust_cfa_offset (-4) - cfi_restore (esi) - popl %edi - cfi_adjust_cfa_offset (-4) - cfi_restore (edi) - - ret -END (__mpn_add_n) |