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authorAndreas Jaeger <aj@suse.de>2004-01-10 19:23:44 +0000
committerAndreas Jaeger <aj@suse.de>2004-01-10 19:23:44 +0000
commit5b2da5f395dfee8dbb0b451f2065190435804fa7 (patch)
treefde90c134d72ae52969f95040086b26e5bd25e29 /linuxthreads
parent0e328c858adfe88356430f4822829cc60a239fc8 (diff)
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Add cfi directives.
2004-01-10 Andreas Jaeger <aj@suse.de> * sysdeps/unix/sysv/linux/x86_64/vfork.S: Add cfi directives.
Diffstat (limited to 'linuxthreads')
-rw-r--r--linuxthreads/ChangeLog4
-rw-r--r--linuxthreads/sysdeps/unix/sysv/linux/x86_64/vfork.S4
2 files changed, 7 insertions, 1 deletions
diff --git a/linuxthreads/ChangeLog b/linuxthreads/ChangeLog
index 339eed6..25ddf5d 100644
--- a/linuxthreads/ChangeLog
+++ b/linuxthreads/ChangeLog
@@ -1,3 +1,7 @@
+2004-01-10 Andreas Jaeger <aj@suse.de>
+
+ * sysdeps/unix/sysv/linux/x86_64/vfork.S: Add cfi directives.
+
2004-01-01 Andreas Jaeger <aj@suse.de>
* Makefile (generated): Add missing files.
diff --git a/linuxthreads/sysdeps/unix/sysv/linux/x86_64/vfork.S b/linuxthreads/sysdeps/unix/sysv/linux/x86_64/vfork.S
index 9198c51..bec622e 100644
--- a/linuxthreads/sysdeps/unix/sysv/linux/x86_64/vfork.S
+++ b/linuxthreads/sysdeps/unix/sysv/linux/x86_64/vfork.S
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001, 2002, 2003 Free Software Foundation, Inc.
+/* Copyright (C) 2001, 2002, 2003, 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
@@ -39,6 +39,7 @@ 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
@@ -46,6 +47,7 @@ ENTRY (__vfork)
/* Push back the return PC. */
pushq %rdi
+ cfi_adjust_cfa_offset(-7)
cmpl $-4095, %eax
jae SYSCALL_ERROR_LABEL /* Branch forward if it failed. */