diff options
| author | Ulrich Drepper <drepper@redhat.com> | 2005-05-04 06:22:30 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2005-05-04 06:22:30 +0000 |
| commit | 1ad9da69c607236f70689dab39a7d937398d2f10 (patch) | |
| tree | c6f6a3a9f909389ced37fa6d3e5b229bc98b001a /sysdeps/i386/lshift.S | |
| parent | 5085cd1fa10472c6e484e0cb6cb06417ca69de1d (diff) | |
* sysdeps/i386/add_n.S: Add call frame information.cvs/fedora-glibc-20050504T0728
* sysdeps/i386/addmul_1.S: Likewise.
* sysdeps/i386/bsd-setjmp.S: Likewise.
* sysdeps/i386/lshift.S: Likewise.
* sysdeps/i386/memchr.S: Likewise.
* sysdeps/i386/memcmp.S: Likewise.
* sysdeps/i386/mul_1.S: Likewise.
* sysdeps/i386/rawmemchr.S: Likewise.
* sysdeps/i386/rshift.S: Likewise.
* sysdeps/i386/stpncpy.S: Likewise.
* sysdeps/i386/strchr.S: Likewise.
* sysdeps/i386/strchrnul.S: Likewise.
* sysdeps/i386/strcspn.S: Likewise.
* sysdeps/i386/strpbrk.S: Likewise.
* sysdeps/i386/strrchr.S: Likewise.
* sysdeps/i386/strspn.S: Likewise.
* sysdeps/i386/strtok.S: Likewise.
* sysdeps/i386/sub_n.S: Likewise.
* sysdeps/i386/submul_1.S: Likewise.
* sysdeps/i386/elf/bsd-setjmp.S: Likewise.
* sysdeps/i386/i486/strcat.S: Likewise.
* sysdeps/i386/i586/add_n.S: Likewise.
* sysdeps/i386/i586/addmul_1.S: Likewise.
* sysdeps/i386/i586/lshift.S: Likewise.
* sysdeps/i386/i586/memcpy.S: Likewise.
* sysdeps/i386/i586/memset.S: Likewise.
* sysdeps/i386/i586/mul_1.S: Likewise.
* sysdeps/i386/i586/rshift.S: Likewise.
* sysdeps/i386/i586/strchr.S: Likewise.
* sysdeps/i386/i586/strcpy.S: Likewise.
* sysdeps/i386/i586/sub_n.S: Likewise.
* sysdeps/i386/i586/submul_1.S: Likewise.
* sysdeps/i386/i686/add_n.S: Likewise.
* sysdeps/i386/i686/memcmp.S: Likewise.
* sysdeps/i386/i686/memmove.S: Likewise.
* sysdeps/i386/i686/mempcpy.S: Likewise.
* sysdeps/i386/i686/memset.S: Likewise.
* sysdeps/i386/i686/strtok.S: Likewise.
* sysdeps/unix/sysv/linux/i386/clone.S: Likewise.
* sysdeps/unix/sysv/linux/i386/mmap.S: Likewise.
* sysdeps/unix/sysv/linux/i386/mmap64.S: Likewise.
* sysdeps/unix/sysv/linux/i386/posix_fadvise64.S: Likewise.
* sysdeps/unix/sysv/linux/i386/semtimedop.S: Likewise.
* sysdeps/unix/sysv/linux/i386/setcontext.S: Likewise.
* sysdeps/i386/fpu/libm-test-ulps: Adjust for gcc 4.
Diffstat (limited to 'sysdeps/i386/lshift.S')
| -rw-r--r-- | sysdeps/i386/lshift.S | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/sysdeps/i386/lshift.S b/sysdeps/i386/lshift.S index ab1c89d23b..536d9878eb 100644 --- a/sysdeps/i386/lshift.S +++ b/sysdeps/i386/lshift.S @@ -1,5 +1,5 @@ /* i80386 __mpn_lshift -- - Copyright (C) 1992, 1994, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. + Copyright (C) 1992, 1994, 1997-2000, 2005 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 @@ -33,11 +33,16 @@ ENTRY (BP_SYM (__mpn_lshift)) ENTER 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 #if __BOUNDED_POINTERS__ @@ -49,11 +54,13 @@ ENTRY (BP_SYM (__mpn_lshift)) subl $4,%esi /* adjust s_ptr */ movl (%esi,%edx,4),%ebx /* read most significant limb */ + cfi_rel_offset (ebx, 0) 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 @@ -73,10 +80,17 @@ L(1): movl (%esi,%edx,4),%eax 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) LEAVE ret @@ -85,8 +99,14 @@ 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) LEAVE ret |