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2004-01-10  Andreas Jaeger  <aj@suse.de>

	* sysdeps/unix/sysv/linux/x86_64/__start_context.S: Add cfi directives.
	* sysdeps/unix/x86_64/sysdep.S (__syscall_error): Likewise.
	* sysdeps/unix/sysv/linux/x86_64/vfork.S: Likewise.
	* sysdeps/x86_64/strcspn.S: Likewise.
	* sysdeps/x86_64/strspn.S: Likewise.
This commit is contained in:
Ulrich Drepper
2004-01-10 18:08:28 +00:00
parent 249a3d0c4f
commit 0e328c858a
6 changed files with 24 additions and 5 deletions
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3
sysdeps/unix/sysv/linux/x86_64/__start_context.S
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@ -1,4 +1,4 @@
/* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Andreas Jaeger <aj@suse.de>, 2002.
@ -33,6 +33,7 @@ ENTRY(__start_context)
movq %rbx, %rsp
popq %rdi /* This is the next context. */
cfi_adjust_cfa_offset(-8)
testq %rdi, %rdi
je 2f /* If it is zero exit. */

4
sysdeps/unix/sysv/linux/x86_64/vfork.S
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@ -1,4 +1,4 @@
/* Copyright (C) 2001, 2002 Free Software Foundation, Inc.
/* Copyright (C) 2001, 2002, 2004 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
@ -30,6 +30,7 @@ ENTRY (__vfork)
/* Pop the return PC value into RDI. We need a register that
is preserved by the syscall and that we're allowed to destroy. */
popq %rdi
cfi_adjust_cfa_offset(-8)
/* Stuff the syscall number in RAX and enter into the kernel. */
movl $SYS_ify (vfork), %eax
@ -37,6 +38,7 @@ ENTRY (__vfork)
/* Push back the return PC. */
pushq %rdi
cfi_adjust_cfa_offset(8)
cmpl $-4095, %eax
jae SYSCALL_ERROR_LABEL /* Branch forward if it failed. */