aarch64: Configure for sys/auxv.h in libgcc for lse-init.c
2020-04-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com> Backport from mainline 2019-09-25 Richard Henderson <richard.henderson@linaro.org> PR target/91833 * config/aarch64/lse-init.c: Include auto-target.h. Disable initialization if !HAVE_SYS_AUXV_H. * configure.ac (AC_CHECK_HEADERS): Add sys/auxv.h. * config.in, configure: Rebuild.
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Kyrylo Tkachov
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bb9156ede0
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c15ff4d080
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@ -1,3 +1,14 @@
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2020-04-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
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Backport from mainline
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2019-09-25 Richard Henderson <richard.henderson@linaro.org>
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PR target/91833
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* config/aarch64/lse-init.c: Include auto-target.h. Disable
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initialization if !HAVE_SYS_AUXV_H.
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* configure.ac (AC_CHECK_HEADERS): Add sys/auxv.h.
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* config.in, configure: Rebuild.
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2020-04-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
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Backport from mainline
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@ -43,6 +43,9 @@
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/* Define to 1 if you have the <string.h> header file. */
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#undef HAVE_STRING_H
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/* Define to 1 if you have the <sys/auxv.h> header file. */
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#undef HAVE_SYS_AUXV_H
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/* Define to 1 if you have the <sys/stat.h> header file. */
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#undef HAVE_SYS_STAT_H
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@ -82,6 +85,11 @@
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/* Define to 1 if the target use emutls for thread-local storage. */
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#undef USE_EMUTLS
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/* Enable large inode numbers on Mac OS X 10.5. */
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#ifndef _DARWIN_USE_64_BIT_INODE
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# define _DARWIN_USE_64_BIT_INODE 1
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#endif
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/* Number of bits in a file offset, on hosts where this is settable. */
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#undef _FILE_OFFSET_BITS
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@ -23,12 +23,14 @@ a copy of the GCC Runtime Library Exception along with this program;
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see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
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<http://www.gnu.org/licenses/>. */
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#include "auto-target.h"
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/* Define the symbol gating the LSE implementations. */
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_Bool __aarch64_have_lse_atomics
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__attribute__((visibility("hidden"), nocommon));
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/* Disable initialization of __aarch64_have_lse_atomics during bootstrap. */
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#ifndef inhibit_libc
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#if !defined(inhibit_libc) && defined(HAVE_SYS_AUXV_H)
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# include <sys/auxv.h>
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/* Disable initialization if the system headers are too old. */
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@ -674,6 +674,7 @@ infodir
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docdir
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oldincludedir
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includedir
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runstatedir
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localstatedir
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sharedstatedir
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sysconfdir
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@ -763,6 +764,7 @@ datadir='${datarootdir}'
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sysconfdir='${prefix}/etc'
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sharedstatedir='${prefix}/com'
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localstatedir='${prefix}/var'
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runstatedir='${localstatedir}/run'
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includedir='${prefix}/include'
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oldincludedir='/usr/include'
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docdir='${datarootdir}/doc/${PACKAGE_TARNAME}'
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@ -1015,6 +1017,15 @@ do
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| -silent | --silent | --silen | --sile | --sil)
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silent=yes ;;
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-runstatedir | --runstatedir | --runstatedi | --runstated \
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| --runstate | --runstat | --runsta | --runst | --runs \
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| --run | --ru | --r)
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ac_prev=runstatedir ;;
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-runstatedir=* | --runstatedir=* | --runstatedi=* | --runstated=* \
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| --runstate=* | --runstat=* | --runsta=* | --runst=* | --runs=* \
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| --run=* | --ru=* | --r=*)
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runstatedir=$ac_optarg ;;
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-sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
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ac_prev=sbindir ;;
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-sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
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@ -1152,7 +1163,7 @@ fi
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for ac_var in exec_prefix prefix bindir sbindir libexecdir datarootdir \
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datadir sysconfdir sharedstatedir localstatedir includedir \
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oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
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libdir localedir mandir
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libdir localedir mandir runstatedir
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do
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eval ac_val=\$$ac_var
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# Remove trailing slashes.
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@ -1305,6 +1316,7 @@ Fine tuning of the installation directories:
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--sysconfdir=DIR read-only single-machine data [PREFIX/etc]
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--sharedstatedir=DIR modifiable architecture-independent data [PREFIX/com]
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--localstatedir=DIR modifiable single-machine data [PREFIX/var]
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--runstatedir=DIR modifiable per-process data [LOCALSTATEDIR/run]
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--libdir=DIR object code libraries [EPREFIX/lib]
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--includedir=DIR C header files [PREFIX/include]
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--oldincludedir=DIR C header files for non-gcc [/usr/include]
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@ -4170,7 +4182,7 @@ else
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We can't simply define LARGE_OFF_T to be 9223372036854775807,
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since some C++ compilers masquerading as C compilers
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incorrectly reject 9223372036854775807. */
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#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
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#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
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int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
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&& LARGE_OFF_T % 2147483647 == 1)
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? 1 : -1];
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@ -4216,7 +4228,7 @@ else
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We can't simply define LARGE_OFF_T to be 9223372036854775807,
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since some C++ compilers masquerading as C compilers
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incorrectly reject 9223372036854775807. */
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#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
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#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
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int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
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&& LARGE_OFF_T % 2147483647 == 1)
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? 1 : -1];
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@ -4240,7 +4252,7 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
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We can't simply define LARGE_OFF_T to be 9223372036854775807,
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since some C++ compilers masquerading as C compilers
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incorrectly reject 9223372036854775807. */
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#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
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#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
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int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
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&& LARGE_OFF_T % 2147483647 == 1)
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? 1 : -1];
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@ -4285,7 +4297,7 @@ else
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We can't simply define LARGE_OFF_T to be 9223372036854775807,
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since some C++ compilers masquerading as C compilers
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incorrectly reject 9223372036854775807. */
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#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
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#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
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int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
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&& LARGE_OFF_T % 2147483647 == 1)
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? 1 : -1];
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@ -4309,7 +4321,7 @@ rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
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We can't simply define LARGE_OFF_T to be 9223372036854775807,
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since some C++ compilers masquerading as C compilers
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incorrectly reject 9223372036854775807. */
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#define LARGE_OFF_T (((off_t) 1 << 62) - 1 + ((off_t) 1 << 62))
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#define LARGE_OFF_T ((((off_t) 1 << 31) << 31) - 1 + (((off_t) 1 << 31) << 31))
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int off_t_is_large[(LARGE_OFF_T % 2147483629 == 721
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&& LARGE_OFF_T % 2147483647 == 1)
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? 1 : -1];
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@ -4421,7 +4433,7 @@ as_fn_arith $ac_cv_sizeof_long_double \* 8 && long_double_type_size=$as_val
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for ac_header in inttypes.h stdint.h stdlib.h ftw.h \
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unistd.h sys/stat.h sys/types.h \
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string.h strings.h memory.h
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string.h strings.h memory.h sys/auxv.h
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do :
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as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
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ac_fn_c_check_header_preproc "$LINENO" "$ac_header" "$as_ac_Header"
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@ -207,7 +207,7 @@ AC_SUBST(long_double_type_size)
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AC_CHECK_HEADERS(inttypes.h stdint.h stdlib.h ftw.h \
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unistd.h sys/stat.h sys/types.h \
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string.h strings.h memory.h)
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string.h strings.h memory.h sys/auxv.h)
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AC_HEADER_STDC
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# Check for decimal float support.
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