mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-09 23:00:07 +00:00
Compile x86 rtld with -mno-sse -mno-mmx
This commit is contained in:
H.J. Lu
parent
a68d0680f8
commit
f62c8abcfb
12
ChangeLog
12
ChangeLog
@ -1,3 +1,15 @@
|
||||
2012-11-02 H.J. Lu <hongjiu.lu@intel.com>
|
||||
|
||||
* stdlib/Makefile (headers): Add bits/stdlib-float.h.
|
||||
* stdlib/stdlib.h (atof): Moved to ...
|
||||
* include/bits/stdlib-float.h: Here. New file.
|
||||
* stdlib/stdlib.h: Include <bits/stdlib-float.h>.
|
||||
* stdlib/bits/stdlib-float.h: New file.
|
||||
* sysdeps/x86/Makefile (CFLAGS-.os): Compile rtld routines with
|
||||
-mno-sse -mno-mmx.
|
||||
* sysdeps/x86_64/multiarch/strcasestr-nonascii.c: Include
|
||||
<xmmintrin.h>.
|
||||
|
||||
2012-11-02 Joseph Myers <joseph@codesourcery.com>
|
||||
|
||||
* conform/conformtest.pl (@headers): Add fenv.h.
|
||||
|
||||
4
include/bits/stdlib-float.h
Normal file
4
include/bits/stdlib-float.h
Normal file
@ -0,0 +1,4 @@
|
||||
/* No floating-point inline functions in rtld. */
|
||||
#ifndef IS_IN_rtld
|
||||
# include <stdlib/bits/stdlib-float.h>
|
||||
#endif
|
||||
@ -1,3 +1,9 @@
|
||||
2012-11-02 H.J. Lu <hongjiu.lu@intel.com>
|
||||
|
||||
* sysdeps/x86_64/tls.h: Don't include <xmmintrin.h>.
|
||||
(__128bits): New struct typedef.
|
||||
(tcbhead_t): Replace __m128 with __128bits.
|
||||
|
||||
2012-10-30 Aurelien Jarno <aurelien@aurel32.net>
|
||||
Joseph Myers <joseph@codesourcery.com>
|
||||
|
||||
|
||||
@ -27,7 +27,14 @@
|
||||
# include <stdlib.h>
|
||||
# include <sysdep.h>
|
||||
# include <kernel-features.h>
|
||||
# include <xmmintrin.h>
|
||||
|
||||
/* Replacement type for __m128 since this file is included by ld.so,
|
||||
which is compiled with -mno-sse. It must not change the alignment
|
||||
of rtld_savespace_sse. */
|
||||
typedef struct
|
||||
{
|
||||
int i[4];
|
||||
} __128bits;
|
||||
|
||||
|
||||
/* Type for the dtv. */
|
||||
@ -64,7 +71,7 @@ typedef struct
|
||||
void *__private_tm[5];
|
||||
long int __unused2;
|
||||
/* Have space for the post-AVX register size. */
|
||||
__m128 rtld_savespace_sse[8][4] __attribute__ ((aligned (32)));
|
||||
__128bits rtld_savespace_sse[8][4] __attribute__ ((aligned (32)));
|
||||
|
||||
void *__padding[8];
|
||||
} tcbhead_t;
|
||||
|
||||
@ -20,7 +20,7 @@
|
||||
#
|
||||
subdir := stdlib
|
||||
|
||||
headers := stdlib.h bits/stdlib.h bits/stdlib-ldbl.h \
|
||||
headers := stdlib.h bits/stdlib.h bits/stdlib-ldbl.h bits/stdlib-float.h \
|
||||
monetary.h bits/monetary-ldbl.h \
|
||||
inttypes.h stdint.h bits/wordsize.h \
|
||||
errno.h sys/errno.h bits/errno.h \
|
||||
|
||||
31
stdlib/bits/stdlib-float.h
Normal file
31
stdlib/bits/stdlib-float.h
Normal file
@ -0,0 +1,31 @@
|
||||
/* Floating-point inline functions for stdlib.h.
|
||||
Copyright (C) 2012 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
|
||||
modify it under the terms of the GNU Lesser General Public
|
||||
License as published by the Free Software Foundation; either
|
||||
version 2.1 of the License, or (at your option) any later version.
|
||||
|
||||
The GNU C Library is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
||||
Lesser General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU Lesser General Public
|
||||
License along with the GNU C Library; if not, see
|
||||
<http://www.gnu.org/licenses/>. */
|
||||
|
||||
#ifndef _STDLIB_H
|
||||
# error "Never use <bits/stdlib-float.h> directly; include <stdlib.h> instead."
|
||||
#endif
|
||||
|
||||
#ifdef __USE_EXTERN_INLINES
|
||||
__BEGIN_NAMESPACE_STD
|
||||
__extern_inline double
|
||||
__NTH (atof (const char *__nptr))
|
||||
{
|
||||
return strtod (__nptr, (char **) NULL);
|
||||
}
|
||||
__END_NAMESPACE_STD
|
||||
#endif /* Optimizing and Inlining. */
|
||||
@ -274,11 +274,6 @@ extern long double strtold_l (const char *__restrict __nptr,
|
||||
|
||||
#ifdef __USE_EXTERN_INLINES
|
||||
__BEGIN_NAMESPACE_STD
|
||||
__extern_inline double
|
||||
__NTH (atof (const char *__nptr))
|
||||
{
|
||||
return strtod (__nptr, (char **) NULL);
|
||||
}
|
||||
__extern_inline int
|
||||
__NTH (atoi (const char *__nptr))
|
||||
{
|
||||
@ -953,6 +948,7 @@ extern int getloadavg (double __loadavg[], int __nelem)
|
||||
__THROW __nonnull ((1));
|
||||
#endif
|
||||
|
||||
#include <bits/stdlib-float.h>
|
||||
|
||||
/* Define some macros helping to catch buffer overflows. */
|
||||
#if __USE_FORTIFY_LEVEL > 0 && defined __fortify_function
|
||||
|
||||
4
sysdeps/x86/Makefile
Normal file
4
sysdeps/x86/Makefile
Normal file
@ -0,0 +1,4 @@
|
||||
ifeq ($(subdir),elf)
|
||||
CFLAGS-.os += $(if $(filter $(@F),$(patsubst %,%.os,$(all-rtld-routines))),\
|
||||
-mno-sse -mno-mmx)
|
||||
endif
|
||||
@ -16,7 +16,8 @@
|
||||
License along with the GNU C Library; if not, see
|
||||
<http://www.gnu.org/licenses/>. */
|
||||
|
||||
# include <ctype.h>
|
||||
#include <ctype.h>
|
||||
#include <xmmintrin.h>
|
||||
|
||||
|
||||
/* Similar to __m128i_strloadu. Convert to lower case for none-POSIX/C
|
||||
|
||||
Loading…
Reference in New Issue
Block a user