diff options
Diffstat (limited to 'sysdeps/arc')
| -rw-r--r-- | sysdeps/arc/Implies | 3 | ||||
| -rw-r--r-- | sysdeps/arc/Makefile | 21 | ||||
| -rw-r--r-- | sysdeps/arc/Versions | 8 | ||||
| -rw-r--r-- | sysdeps/arc/configure | 182 | ||||
| -rw-r--r-- | sysdeps/arc/configure.ac | 26 | ||||
| -rw-r--r-- | sysdeps/arc/nptl/Makefile | 22 | ||||
| -rw-r--r-- | sysdeps/arc/preconfigure | 14 |
7 files changed, 276 insertions, 0 deletions
diff --git a/sysdeps/arc/Implies b/sysdeps/arc/Implies new file mode 100644 index 0000000000..780c4e2467 --- /dev/null +++ b/sysdeps/arc/Implies @@ -0,0 +1,3 @@ +wordsize-32 +ieee754/flt-32 +ieee754/dbl-64 diff --git a/sysdeps/arc/Makefile b/sysdeps/arc/Makefile new file mode 100644 index 0000000000..d5a702e29e --- /dev/null +++ b/sysdeps/arc/Makefile @@ -0,0 +1,21 @@ +# ARC Makefile +# Copyright (C) 2020 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 +# <https://www.gnu.org/licenses/>. + +# We don't support long doubles as a distinct type. We don't need to set +# this variable; it's here mostly for documentational purposes. +long-double-fcts = no diff --git a/sysdeps/arc/Versions b/sysdeps/arc/Versions new file mode 100644 index 0000000000..6ac7b8e495 --- /dev/null +++ b/sysdeps/arc/Versions @@ -0,0 +1,8 @@ +libc { + GLIBC_2.32 { + __mcount; + } + GLIBC_PRIVATE { + __syscall_error; + } +} diff --git a/sysdeps/arc/configure b/sysdeps/arc/configure new file mode 100644 index 0000000000..bce7d3c377 --- /dev/null +++ b/sysdeps/arc/configure @@ -0,0 +1,182 @@ +# This file is generated from configure.ac by Autoconf. DO NOT EDIT! + # Local configure fragment for sysdeps/arc. + +$as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h + +libc_cv_have_sdata_section=no + +# For ARC, historically ; was used for comments and not newline +# Later # also got added to comment list, but ; couldn't be switched to +# canonical newline as there's lots of code out there which will break +libc_cv_asm_line_sep='`' +cat >>confdefs.h <<_ACEOF +#define ASM_LINE_SEP $libc_cv_asm_line_sep +_ACEOF + + +# For big endian ABI, generate a symbol for selecting right dynamic linker + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5 +$as_echo_n "checking for grep that handles long lines and -e... " >&6; } +if ${ac_cv_path_GREP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if test -z "$GREP"; then + ac_path_GREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in grep ggrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext" + as_fn_executable_p "$ac_path_GREP" || continue +# Check for GNU ac_path_GREP and select it if it is found. + # Check for GNU $ac_path_GREP +case `"$ac_path_GREP" --version 2>&1` in +*GNU*) + ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'GREP' >> "conftest.nl" + "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_GREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_GREP="$ac_path_GREP" + ac_path_GREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_GREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_GREP"; then + as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_GREP=$GREP +fi + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5 +$as_echo "$ac_cv_path_GREP" >&6; } + GREP="$ac_cv_path_GREP" + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5 +$as_echo_n "checking for egrep... " >&6; } +if ${ac_cv_path_EGREP+:} false; then : + $as_echo_n "(cached) " >&6 +else + if echo a | $GREP -E '(a|b)' >/dev/null 2>&1 + then ac_cv_path_EGREP="$GREP -E" + else + if test -z "$EGREP"; then + ac_path_EGREP_found=false + # Loop through the user's path and test for each of PROGNAME-LIST + as_save_IFS=$IFS; IFS=$PATH_SEPARATOR +for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin +do + IFS=$as_save_IFS + test -z "$as_dir" && as_dir=. + for ac_prog in egrep; do + for ac_exec_ext in '' $ac_executable_extensions; do + ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext" + as_fn_executable_p "$ac_path_EGREP" || continue +# Check for GNU ac_path_EGREP and select it if it is found. + # Check for GNU $ac_path_EGREP +case `"$ac_path_EGREP" --version 2>&1` in +*GNU*) + ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;; +*) + ac_count=0 + $as_echo_n 0123456789 >"conftest.in" + while : + do + cat "conftest.in" "conftest.in" >"conftest.tmp" + mv "conftest.tmp" "conftest.in" + cp "conftest.in" "conftest.nl" + $as_echo 'EGREP' >> "conftest.nl" + "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break + diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break + as_fn_arith $ac_count + 1 && ac_count=$as_val + if test $ac_count -gt ${ac_path_EGREP_max-0}; then + # Best one so far, save it but keep looking for a better one + ac_cv_path_EGREP="$ac_path_EGREP" + ac_path_EGREP_max=$ac_count + fi + # 10*(2^10) chars as input seems more than enough + test $ac_count -gt 10 && break + done + rm -f conftest.in conftest.tmp conftest.nl conftest.out;; +esac + + $ac_path_EGREP_found && break 3 + done + done + done +IFS=$as_save_IFS + if test -z "$ac_cv_path_EGREP"; then + as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5 + fi +else + ac_cv_path_EGREP=$EGREP +fi + + fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5 +$as_echo "$ac_cv_path_EGREP" >&6; } + EGREP="$ac_cv_path_EGREP" + + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for big endian" >&5 +$as_echo_n "checking for big endian... " >&6; } +if ${libc_cv_arc_be+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#ifdef __BIG_ENDIAN__ + yes + #endif + +_ACEOF +if (eval "$ac_cpp conftest.$ac_ext") 2>&5 | + $EGREP "yes" >/dev/null 2>&1; then : + libc_cv_arc_be=yes +else + libc_cv_arc_be=no +fi +rm -f conftest* + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_arc_be" >&5 +$as_echo "$libc_cv_arc_be" >&6; } +if test $libc_cv_arc_be = yes; then + # For shlib-versions. + $as_echo "#define HAVE_ARC_BE 1" >>confdefs.h + + config_vars="$config_vars +default-abi = arcbe" +else + config_vars="$config_vars +default-abi = arcle" +fi diff --git a/sysdeps/arc/configure.ac b/sysdeps/arc/configure.ac new file mode 100644 index 0000000000..cb490e47b3 --- /dev/null +++ b/sysdeps/arc/configure.ac @@ -0,0 +1,26 @@ +GLIBC_PROVIDES dnl See aclocal.m4 in the top level source directory. +# Local configure fragment for sysdeps/arc. + +AC_DEFINE(PI_STATIC_AND_HIDDEN) +libc_cv_have_sdata_section=no + +# For ARC, historically ; was used for comments and not newline +# Later # also got added to comment list, but ; couldn't be switched to +# canonical newline as there's lots of code out there which will break +libc_cv_asm_line_sep='`' +AC_DEFINE_UNQUOTED(ASM_LINE_SEP, $libc_cv_asm_line_sep) + +# For big endian ABI, generate a symbol for selecting right dynamic linker +AC_CACHE_CHECK([for big endian], + [libc_cv_arc_be], + [AC_EGREP_CPP(yes,[#ifdef __BIG_ENDIAN__ + yes + #endif + ], libc_cv_arc_be=yes, libc_cv_arc_be=no)]) +if test $libc_cv_arc_be = yes; then + # For shlib-versions. + AC_DEFINE(HAVE_ARC_BE) + LIBC_CONFIG_VAR([default-abi], [arcbe]) +else + LIBC_CONFIG_VAR([default-abi], [arcle]) +fi diff --git a/sysdeps/arc/nptl/Makefile b/sysdeps/arc/nptl/Makefile new file mode 100644 index 0000000000..42be624517 --- /dev/null +++ b/sysdeps/arc/nptl/Makefile @@ -0,0 +1,22 @@ +# NPTL makefile fragment for ARC. +# Copyright (C) 2020 Free Software Foundation, Inc. +# +# This file is part of the GNU C Library. +# +# The GNU C Library is free software; you can redistribute it and/or +# modify it under the terms of the GNU Lesser General Public +# License as published by the Free Software Foundation; either +# version 2.1 of the License, or (at your option) any later version. +# +# The GNU C Library is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +# Lesser General Public License for more details. +# +# You should have received a copy of the GNU Lesser General Public +# License along with the GNU C Library. If not, see +# <https://www.gnu.org/licenses/>. + +ifeq ($(subdir),csu) +gen-as-const-headers += tcb-offsets.sym +endif diff --git a/sysdeps/arc/preconfigure b/sysdeps/arc/preconfigure new file mode 100644 index 0000000000..a79db0239a --- /dev/null +++ b/sysdeps/arc/preconfigure @@ -0,0 +1,14 @@ +case "$machine" in +arc*) + base_machine=arc + machine=arc + + gccfloat=`$CC $CFLAGS $CPPFLAGS -E -dM -xc /dev/null | grep __ARC_FPU_| wc -l` + if test "$gccfloat" != "0"; then + with_fp_cond=1 + else + with_fp_cond=0 + fi + ;; + +esac |