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authorUlrich Drepper <drepper@redhat.com>2006-12-03 23:16:24 +0000
committerUlrich Drepper <drepper@redhat.com>2006-12-03 23:16:24 +0000
commit30a58e6599d9d8419006eb12e413854674ab2f24 (patch)
treedf3d4ca4001b66481619c360f556af94ce6539d2 /sysdeps
parent4e3df412a119ead363b664b3a1c27324363342d0 (diff)
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[BZ #3514, BZ #3515]
2006-12-03 Kaz Kojima <kkojima@rr.iij4u.or.jp> * sysdeps/unix/sysv/linux/sh/sys/io.h: Removed. 2006-11-30 H.J. Lu <hongjiu.lu@intel.com> * sysdeps/i386/i686/memcmp.S: Use jump table as the base of jump table entries. 2006-11-30 Jan Kratochvil <jan.kratochvil@redhat.com> * sysdeps/unix/sysv/linux/i386/clone.S: Provide CFI for the outermost `clone' function to ensure proper unwinding stop of gdb. * sysdeps/unix/sysv/linux/x86_64/clone.S: Likewise. 2006-11-23 Jakub Jelinek <jakub@redhat.com> [BZ #3514] * manual/string.texi (strncmp): Fix pastos from wcscmp description. [BZ #3515] * manual/string.texi (strtok): Remove duplicate paragraph.
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/i386/i686/memcmp.S64
-rw-r--r--sysdeps/unix/sysv/linux/i386/clone.S4
-rw-r--r--sysdeps/unix/sysv/linux/sh/sys/io.h48
-rw-r--r--sysdeps/unix/sysv/linux/x86_64/clone.S4
4 files changed, 40 insertions, 80 deletions
diff --git a/sysdeps/i386/i686/memcmp.S b/sysdeps/i386/i686/memcmp.S
index 113760d846..4fa6adea98 100644
--- a/sysdeps/i386/i686/memcmp.S
+++ b/sysdeps/i386/i686/memcmp.S
@@ -380,38 +380,38 @@ END (BP_SYM (memcmp))
.section .rodata
ALIGN (2)
L(table_32bytes) :
- .long L(0bytes) - . + 0x0
- .long L(1bytes) - . + 0x4
- .long L(2bytes) - . + 0x8
- .long L(3bytes) - . + 0xc
- .long L(4bytes) - . + 0x10
- .long L(5bytes) - . + 0x14
- .long L(6bytes) - . + 0x18
- .long L(7bytes) - . + 0x1c
- .long L(8bytes) - . + 0x20
- .long L(9bytes) - . + 0x24
- .long L(10bytes) - . + 0x28
- .long L(11bytes) - . + 0x2c
- .long L(12bytes) - . + 0x30
- .long L(13bytes) - . + 0x34
- .long L(14bytes) - . + 0x38
- .long L(15bytes) - . + 0x3c
- .long L(16bytes) - . + 0x40
- .long L(17bytes) - . + 0x44
- .long L(18bytes) - . + 0x48
- .long L(19bytes) - . + 0x4c
- .long L(20bytes) - . + 0x50
- .long L(21bytes) - . + 0x54
- .long L(22bytes) - . + 0x58
- .long L(23bytes) - . + 0x5c
- .long L(24bytes) - . + 0x60
- .long L(25bytes) - . + 0x64
- .long L(26bytes) - . + 0x68
- .long L(27bytes) - . + 0x6c
- .long L(28bytes) - . + 0x70
- .long L(29bytes) - . + 0x74
- .long L(30bytes) - . + 0x78
- .long L(31bytes) - . + 0x7c
+ .long L(0bytes) - L(table_32bytes)
+ .long L(1bytes) - L(table_32bytes)
+ .long L(2bytes) - L(table_32bytes)
+ .long L(3bytes) - L(table_32bytes)
+ .long L(4bytes) - L(table_32bytes)
+ .long L(5bytes) - L(table_32bytes)
+ .long L(6bytes) - L(table_32bytes)
+ .long L(7bytes) - L(table_32bytes)
+ .long L(8bytes) - L(table_32bytes)
+ .long L(9bytes) - L(table_32bytes)
+ .long L(10bytes) - L(table_32bytes)
+ .long L(11bytes) - L(table_32bytes)
+ .long L(12bytes) - L(table_32bytes)
+ .long L(13bytes) - L(table_32bytes)
+ .long L(14bytes) - L(table_32bytes)
+ .long L(15bytes) - L(table_32bytes)
+ .long L(16bytes) - L(table_32bytes)
+ .long L(17bytes) - L(table_32bytes)
+ .long L(18bytes) - L(table_32bytes)
+ .long L(19bytes) - L(table_32bytes)
+ .long L(20bytes) - L(table_32bytes)
+ .long L(21bytes) - L(table_32bytes)
+ .long L(22bytes) - L(table_32bytes)
+ .long L(23bytes) - L(table_32bytes)
+ .long L(24bytes) - L(table_32bytes)
+ .long L(25bytes) - L(table_32bytes)
+ .long L(26bytes) - L(table_32bytes)
+ .long L(27bytes) - L(table_32bytes)
+ .long L(28bytes) - L(table_32bytes)
+ .long L(29bytes) - L(table_32bytes)
+ .long L(30bytes) - L(table_32bytes)
+ .long L(31bytes) - L(table_32bytes)
#undef bcmp
diff --git a/sysdeps/unix/sysv/linux/i386/clone.S b/sysdeps/unix/sysv/linux/i386/clone.S
index 54524ec120..f73a4b5195 100644
--- a/sysdeps/unix/sysv/linux/i386/clone.S
+++ b/sysdeps/unix/sysv/linux/i386/clone.S
@@ -120,6 +120,9 @@ L(pseudo_end):
ret
L(thread_start):
+ cfi_startproc;
+ /* Clearing frame pointer is insufficient, use CFI. */
+ cfi_undefined (eip);
/* Note: %esi is zero. */
movl %esi,%ebp /* terminate the stack frame */
#ifdef RESET_PID
@@ -152,6 +155,7 @@ L(nomoregetpid):
jmp L(haspid)
.previous
#endif
+ cfi_endproc;
cfi_startproc
PSEUDO_END (BP_SYM (__clone))
diff --git a/sysdeps/unix/sysv/linux/sh/sys/io.h b/sysdeps/unix/sysv/linux/sh/sys/io.h
deleted file mode 100644
index 6fdc44ff89..0000000000
--- a/sysdeps/unix/sysv/linux/sh/sys/io.h
+++ /dev/null
@@ -1,48 +0,0 @@
-/* Copyright (C) 1996, 1998, 1999, 2000 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
- 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 C 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 C Library; if not, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#ifndef _SYS_IO_H
-
-#define _SYS_IO_H 1
-#include <features.h>
-
-__BEGIN_DECLS
-
-/* If TURN_ON is TRUE, request for permission to do direct i/o on the
- port numbers in the range [FROM,FROM+NUM-1]. Otherwise, turn I/O
- permission off for that range. This call requires root privileges. */
-extern int ioperm (unsigned long int __from, unsigned long int __num,
- int __turn_on) __THROW;
-
-/* Set the I/O privilege level to LEVEL. If LEVEL is nonzero,
- permission to access any I/O port is granted. This call requires
- root privileges. */
-extern int iopl (int __level) __THROW;
-
-/* The functions that actually perform reads and writes. */
-extern unsigned char inb (unsigned long int port) __THROW;
-extern unsigned short int inw (unsigned long int port) __THROW;
-extern unsigned long int inl (unsigned long int port) __THROW;
-
-extern void outb (unsigned char value, unsigned long int port) __THROW;
-extern void outw (unsigned short value, unsigned long int port) __THROW;
-extern void outl (unsigned long value, unsigned long int port) __THROW;
-
-__END_DECLS
-
-#endif /* _SYS_IO_H */
diff --git a/sysdeps/unix/sysv/linux/x86_64/clone.S b/sysdeps/unix/sysv/linux/x86_64/clone.S
index 8a12b09035..db42f209c9 100644
--- a/sysdeps/unix/sysv/linux/x86_64/clone.S
+++ b/sysdeps/unix/sysv/linux/x86_64/clone.S
@@ -89,6 +89,9 @@ L(pseudo_end):
ret
L(thread_start):
+ cfi_startproc;
+ /* Clearing frame pointer is insufficient, use CFI. */
+ cfi_undefined (rip);
/* Clear the frame pointer. The ABI suggests this be done, to mark
the outermost frame obviously. */
xorl %ebp, %ebp
@@ -113,6 +116,7 @@ L(thread_start):
/* Call exit with return value from function call. */
movq %rax, %rdi
call HIDDEN_JUMPTARGET (_exit)
+ cfi_endproc;
cfi_startproc;
PSEUDO_END (BP_SYM (__clone))