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authorUlrich Drepper <drepper@redhat.com>2005-05-04 06:22:30 +0000
committerUlrich Drepper <drepper@redhat.com>2005-05-04 06:22:30 +0000
commit1ad9da69c607236f70689dab39a7d937398d2f10 (patch)
treec6f6a3a9f909389ced37fa6d3e5b229bc98b001a /sysdeps/i386/i586/lshift.S
parent5085cd1fa10472c6e484e0cb6cb06417ca69de1d (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/i586/lshift.S')
-rw-r--r--sysdeps/i386/i586/lshift.S37
1 files changed, 36 insertions, 1 deletions
diff --git a/sysdeps/i386/i586/lshift.S b/sysdeps/i386/i586/lshift.S
index 59d587934e..bc73ee6f3c 100644
--- a/sysdeps/i386/i586/lshift.S
+++ b/sysdeps/i386/i586/lshift.S
@@ -1,5 +1,5 @@
/* Pentium optimized __mpn_lshift --
- Copyright (C) 1992, 94, 95, 96, 97, 98, 2000 Free Software Foundation, Inc.
+ Copyright (C) 1992,94,95,96,97,98,2000,2005 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
@@ -33,13 +33,21 @@ ENTRY (BP_SYM (__mpn_lshift))
ENTER
pushl %edi
+ cfi_adjust_cfa_offset (4)
pushl %esi
+ cfi_adjust_cfa_offset (4)
pushl %ebp
+ cfi_adjust_cfa_offset (4)
+ cfi_rel_offset (ebp, 0)
pushl %ebx
+ cfi_adjust_cfa_offset (4)
movl RES(%esp),%edi
+ cfi_rel_offset (edi, 12)
movl S(%esp),%esi
+ cfi_rel_offset (esi, 8)
movl SIZE(%esp),%ebx
+ cfi_rel_offset (ebx, 0)
movl CNT(%esp),%ecx
#if __BOUNDED_POINTERS__
shll $2, %ebx /* convert limbs to bytes */
@@ -67,9 +75,11 @@ L(normal):
xorl %eax,%eax
shldl %cl,%edx,%eax /* compute carry limb */
pushl %eax /* push carry limb onto stack */
+ cfi_adjust_cfa_offset (4)
decl %ebx
pushl %ebx
+ cfi_adjust_cfa_offset (4)
shrl $3,%ebx
jz L(end)
@@ -113,6 +123,7 @@ L(oop): movl -28(%edi),%eax /* fetch destination cache line */
jnz L(oop)
L(end): popl %ebx
+ cfi_adjust_cfa_offset (-4)
andl $7,%ebx
jz L(end2)
L(oop2):
@@ -130,11 +141,20 @@ L(end2):
movl %edx,(%edi) /* store it */
popl %eax /* pop carry limb */
+ cfi_adjust_cfa_offset (-4)
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)
LEAVE
ret
@@ -144,12 +164,18 @@ L(end2):
function is documented to work for overlapping source and destination.
*/
+ cfi_adjust_cfa_offset (16)
+ cfi_rel_offset (edi, 12)
+ cfi_rel_offset (esi, 8)
+ cfi_rel_offset (ebp, 4)
+ cfi_rel_offset (ebx, 0)
L(special):
movl (%esi),%edx
addl $4,%esi
decl %ebx
pushl %ebx
+ cfi_adjust_cfa_offset (4)
shrl $3,%ebx
addl %edx,%edx
@@ -199,6 +225,7 @@ L(Loop):
L(Lend):
popl %ebx
+ cfi_adjust_cfa_offset (-4)
sbbl %eax,%eax /* save carry in %eax */
andl $7,%ebx
jz L(Lend2)
@@ -223,9 +250,17 @@ L(L1): movl %edx,(%edi) /* store last limb */
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)
LEAVE
ret