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PLT avoidance for _exit in rtld.

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This commit is contained in:
Roland McGrath 2015-07-09 15:25:47 -07:00
parent 2eb9ef29b6
commit af85d409a2
7 changed files with 15 additions and 0 deletions
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9
ChangeLog
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@ -1,3 +1,12 @@
2015-07-09 Roland McGrath <roland@hack.frob.com>
* include/unistd.h: Add rtld_hidden_proto for _exit.
* posix/_exit.c: Add rtld_hidden_def.
* sysdeps/mach/hurd/_exit.c: Likewise.
* sysdeps/nacl/_exit.c: Likewise.
* sysdeps/unix/sysv/linux/_exit.c: Likewise.
* sysdeps/unix/sysv/linux/i386/_exit.S: Likewise.
2015-07-09 H.J. Lu <hongjiu.lu@intel.com>
* sysdeps/x86_64/dl-trampoline.S (_dl_runtime_resolve): Improve

1
include/unistd.h
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@ -5,6 +5,7 @@
__BEGIN_DECLS
libc_hidden_proto (_exit, __noreturn__)
rtld_hidden_proto (_exit, __noreturn__)
libc_hidden_proto (alarm)
libc_hidden_proto (confstr)
libc_hidden_proto (execl)

1
posix/_exit.c
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@ -29,6 +29,7 @@ _exit (status)
abort ();
}
libc_hidden_def (_exit)
rtld_hidden_def (_exit)
weak_alias (_exit, _Exit)
stub_warning (_exit)

1
sysdeps/mach/hurd/_exit.c
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@ -52,4 +52,5 @@ _exit (status)
_hurd_exit (W_EXITCODE (status, 0));
}
libc_hidden_def (_exit)
rtld_hidden_def (_exit)
weak_alias (_exit, _Exit)

1
sysdeps/nacl/_exit.c
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@ -31,4 +31,5 @@ _exit (int status)
__builtin_trap ();
}
libc_hidden_def (_exit)
rtld_hidden_def (_exit)
weak_alias (_exit, _Exit)

1
sysdeps/unix/sysv/linux/_exit.c
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@ -39,4 +39,5 @@ _exit (status)
}
}
libc_hidden_def (_exit)
rtld_hidden_def (_exit)
weak_alias (_exit, _Exit)

1
sysdeps/unix/sysv/linux/i386/_exit.S
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@ -40,4 +40,5 @@ _exit:
.size _exit,.-_exit
libc_hidden_def (_exit)
rtld_hidden_def (_exit)
weak_alias (_exit, _Exit)