diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/i386/makecontext.S')
| -rw-r--r-- | sysdeps/unix/sysv/linux/i386/makecontext.S | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/sysdeps/unix/sysv/linux/i386/makecontext.S b/sysdeps/unix/sysv/linux/i386/makecontext.S index 5f659108ff..e3ca3dc0d5 100644 --- a/sysdeps/unix/sysv/linux/i386/makecontext.S +++ b/sysdeps/unix/sysv/linux/i386/makecontext.S @@ -1,5 +1,5 @@ /* Create new context. - Copyright (C) 2001-2016 Free Software Foundation, Inc. + Copyright (C) 2001-2018 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2001. @@ -108,9 +108,19 @@ L(exitcode): call HIDDEN_JUMPTARGET(__setcontext) /* If this returns (which can happen if the syscall fails) we'll exit the program with the return error value (-1). */ + jmp L(call_exit) - movl %eax, (%esp) -2: call HIDDEN_JUMPTARGET(exit) +2: + /* Exit with status 0. */ + xorl %eax, %eax + +L(call_exit): + /* Align the stack and pass the exit code (from %eax). */ + andl $0xfffffff0, %esp + subl $12, %esp + pushl %eax + + call HIDDEN_JUMPTARGET(exit) /* The 'exit' call should never return. In case it does cause the process to terminate. */ hlt |