diff options
Diffstat (limited to 'sysdeps/i386/rshift.S')
| -rw-r--r-- | sysdeps/i386/rshift.S | 31 |
1 files changed, 18 insertions, 13 deletions
diff --git a/sysdeps/i386/rshift.S b/sysdeps/i386/rshift.S index 0bb7288d31..c8a6a9feb0 100644 --- a/sysdeps/i386/rshift.S +++ b/sysdeps/i386/rshift.S @@ -1,5 +1,5 @@ /* i80386 __mpn_rshift -- - Copyright (C) 1992, 1994, 1997, 1998, 1999 Free Software Foundation, Inc. + Copyright (C) 1992, 1994, 1997, 1998, 1999, 2000 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 @@ -17,27 +17,28 @@ the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -/* - INPUT PARAMETERS - res_ptr (sp + 4) - s_ptr (sp + 8) - size (sp + 12) - cnt (sp + 16) -*/ - #include "sysdep.h" #include "asm-syntax.h" +#include "bp-asm.h" + +#define PARMS LINKAGE+12 /* space for 3 saved regs */ +#define RES PARMS +#define S RES+PTR_SIZE +#define SIZE S+PTR_SIZE +#define CNT SIZE+4 .text ENTRY(__mpn_rshift) + ENTER + pushl %edi pushl %esi pushl %ebx - movl 16(%esp),%edi /* res_ptr */ - movl 20(%esp),%esi /* s_ptr */ - movl 24(%esp),%edx /* size */ - movl 28(%esp),%ecx /* cnt */ + movl RES(%esp),%edi + movl S(%esp),%esi + movl SIZE(%esp),%edx + movl CNT(%esp),%ecx leal -4(%edi,%edx,4),%edi leal (%esi,%edx,4),%esi @@ -72,6 +73,8 @@ L(1): movl (%esi,%edx,4),%eax popl %ebx popl %esi popl %edi + + LEAVE ret L(end): shrl %cl,%ebx /* compute most significant limb */ @@ -80,5 +83,7 @@ L(end): shrl %cl,%ebx /* compute most significant limb */ popl %ebx popl %esi popl %edi + + LEAVE ret END(__mpn_rshift) |