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Diffstat (limited to 'sysdeps/i386/lshift.S')
| -rw-r--r-- | sysdeps/i386/lshift.S | 103 |
1 files changed, 0 insertions, 103 deletions
diff --git a/sysdeps/i386/lshift.S b/sysdeps/i386/lshift.S deleted file mode 100644 index fa4b07793f..0000000000 --- a/sysdeps/i386/lshift.S +++ /dev/null @@ -1,103 +0,0 @@ -/* i80386 __mpn_lshift -- - 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+12 /* space for 3 saved regs */ -#define RES PARMS -#define S RES+4 -#define SIZE S+4 -#define CNT SIZE+4 - - .text -ENTRY (__mpn_lshift) - - pushl %edi - cfi_adjust_cfa_offset (4) - pushl %esi - cfi_adjust_cfa_offset (4) - pushl %ebx - cfi_adjust_cfa_offset (4) - - movl RES(%esp),%edi - cfi_rel_offset (edi, 8) - movl S(%esp),%esi - cfi_rel_offset (esi, 4) - movl SIZE(%esp),%edx - movl CNT(%esp),%ecx - subl $4,%esi /* adjust s_ptr */ - - movl (%esi,%edx,4),%ebx /* read most significant limb */ - cfi_rel_offset (ebx, 0) - cfi_remember_state - xorl %eax,%eax - shldl %cl,%ebx,%eax /* compute carry limb */ - decl %edx - jz L(end) - pushl %eax /* push carry limb onto stack */ - cfi_adjust_cfa_offset (4) - testb $1,%dl - jnz L(1) /* enter loop in the middle */ - movl %ebx,%eax - - ALIGN (3) -L(oop): movl (%esi,%edx,4),%ebx /* load next lower limb */ - shldl %cl,%ebx,%eax /* compute result limb */ - movl %eax,(%edi,%edx,4) /* store it */ - decl %edx -L(1): movl (%esi,%edx,4),%eax - shldl %cl,%eax,%ebx - movl %ebx,(%edi,%edx,4) - decl %edx - jnz L(oop) - - shll %cl,%eax /* compute least significant limb */ - movl %eax,(%edi) /* store it */ - - popl %eax /* pop carry limb */ - cfi_adjust_cfa_offset (-4) - - popl %ebx - cfi_adjust_cfa_offset (-4) - cfi_restore (ebx) - popl %esi - cfi_adjust_cfa_offset (-4) - cfi_restore (esi) - popl %edi - cfi_adjust_cfa_offset (-4) - cfi_restore (edi) - - ret - - cfi_restore_state -L(end): shll %cl,%ebx /* compute least significant limb */ - movl %ebx,(%edi) /* store it */ - - popl %ebx - cfi_adjust_cfa_offset (-4) - cfi_restore (ebx) - popl %esi - cfi_adjust_cfa_offset (-4) - cfi_restore (esi) - popl %edi - cfi_adjust_cfa_offset (-4) - cfi_restore (edi) - - ret -END (__mpn_lshift) |