x86: Remove __memset_zero_constant_len_parameter [BZ #21790]

__memset_zero_constant_len_parameter should be removed by

commit 61062f5630
Author: Ulrich Drepper <drepper@redhat.com>
Date:   Tue Mar 1 00:35:23 2005 +0000

    2005-02-24  Roland McGrath  <roland@redhat.com>

            * debug/Versions (libc: GLIBC_2.4): Remove
            __memset_zero_constant_len_parameter.
            * sysdeps/generic/memset_chk.c: Remove alias and warning.
            * misc/sys/cdefs.h (__warndecl): New macro.
            * debug/warning-nop.c: New file.
            * string/bits/string3.h (memset): Call __warn_memset_zero_len with no
            arguments, instead of calling __memset_zero_constant_len_parameter.
            Use __warndecl for __warn_memset_zero_len.
            * debug/Makefile (routines): Add $(static-only-routines).
            (static-only-routines): New variable.

This patch removes the last emaining pieces of it.  Tested it on i586,
i686 and x86-64.

	[BZ #21790]
	* sysdeps/i386/i586/memset.S
	(__memset_zero_constant_len_parameter): Removed.
	* sysdeps/i386/i686/memset.S
	(__memset_zero_constant_len_parameter): Likewise.
	* sysdeps/i386/i686/multiarch/memset_chk.S
	(__memset_zero_constant_len_parameter): Likewise.
	* sysdeps/x86_64/memset.S (__memset_zero_constant_len_parameter):
	Likewise.
This commit is contained in:
H.J. Lu 2017-08-04 10:56:40 -07:00
parent 2b34e2716f
commit c8a0e6ec03
5 changed files with 13 additions and 25 deletions

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@ -1,3 +1,15 @@
2017-08-04 H.J. Lu <hongjiu.lu@intel.com>
[BZ #21790]
* sysdeps/i386/i586/memset.S
(__memset_zero_constant_len_parameter): Removed.
* sysdeps/i386/i686/memset.S
(__memset_zero_constant_len_parameter): Likewise.
* sysdeps/i386/i686/multiarch/memset_chk.S
(__memset_zero_constant_len_parameter): Likewise.
* sysdeps/x86_64/memset.S (__memset_zero_constant_len_parameter):
Likewise.
2017-08-03 Aurelien Jarno <aurelien@aurel32.net>
* stdlib/getentropy.c (getentropy): Change return type to int.

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@ -112,10 +112,3 @@ L(2): shrl $2, %ecx /* convert byte count to longword count */
ret
END (memset)
libc_hidden_builtin_def (memset)
#if defined SHARED && IS_IN (libc) && !defined __memset_chk \
&& !defined USE_AS_BZERO
strong_alias (__memset_chk, __memset_zero_constant_len_parameter)
.section .gnu.warning.__memset_zero_constant_len_parameter
.string "memset used with constant zero length parameter; this could be due to transposed parameters"
#endif

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@ -91,10 +91,3 @@ ENTRY (memset)
ret
END (memset)
libc_hidden_builtin_def (memset)
#if defined SHARED && IS_IN (libc) && !defined __memset_chk \
&& !defined USE_AS_BZERO
strong_alias (__memset_chk, __memset_zero_constant_len_parameter)
.section .gnu.warning.__memset_zero_constant_len_parameter
.string "memset used with constant zero length parameter; this could be due to transposed parameters"
#endif

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@ -37,11 +37,7 @@ ENTRY(__memset_chk)
2: ret
END(__memset_chk)
# ifdef SHARED
strong_alias (__memset_chk, __memset_zero_constant_len_parameter)
.section .gnu.warning.__memset_zero_constant_len_parameter
.string "memset used with constant zero length parameter; this could be due to transposed parameters"
# else
# ifndef SHARED
.text
.type __memset_chk_sse2, @function
.p2align 4;

View File

@ -59,9 +59,3 @@ libc_hidden_def (__wmemset)
weak_alias (__wmemset, wmemset)
libc_hidden_weak (wmemset)
#endif
#if defined SHARED && IS_IN (libc) && !defined USE_MULTIARCH
strong_alias (__memset_chk, __memset_zero_constant_len_parameter)
.section .gnu.warning.__memset_zero_constant_len_parameter
.string "memset used with constant zero length parameter; this could be due to transposed parameters"
#endif