185 lines
6.1 KiB
Plaintext
185 lines
6.1 KiB
Plaintext
# This file is generated from configure.ac by Autoconf. DO NOT EDIT!
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# Local configure fragment for sysdeps/powerpc/powerpc64le.
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OLD_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS $libc_cv_cc_submachine"
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the target machine is at least POWER8" >&5
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$as_echo_n "checking if the target machine is at least POWER8... " >&6; }
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if ${libc_cv_target_power8_ok+:} false; then :
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$as_echo_n "(cached) " >&6
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else
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cat confdefs.h - <<_ACEOF >conftest.$ac_ext
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/* end confdefs.h. */
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#ifndef _ARCH_PWR8
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#error invalid target architecture
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#endif
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_ACEOF
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if ac_fn_c_try_compile "$LINENO"; then :
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libc_cv_target_power8_ok=yes
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else
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libc_cv_target_power8_ok=no
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fi
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rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_target_power8_ok" >&5
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$as_echo "$libc_cv_target_power8_ok" >&6; }
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if test "$libc_cv_target_power8_ok" != "yes"; then :
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critic_missing="$critic_missing POWER8 or newer is required on powerpc64le."
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fi
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CFLAGS="$OLD_CFLAGS"
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OLD_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS -mno-gnu-attribute"
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if the compiler supports -mno-gnu-attribute" >&5
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$as_echo_n "checking if the compiler supports -mno-gnu-attribute... " >&6; }
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if ${libc_cv_no_gnu_attr_ok+:} false; then :
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$as_echo_n "(cached) " >&6
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else
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cat confdefs.h - <<_ACEOF >conftest.$ac_ext
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/* end confdefs.h. */
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_ACEOF
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if ac_fn_c_try_compile "$LINENO"; then :
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libc_cv_no_gnu_attr_ok=yes
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else
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libc_cv_no_gnu_attr_ok=no
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fi
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rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_no_gnu_attr_ok" >&5
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$as_echo "$libc_cv_no_gnu_attr_ok" >&6; }
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if test "$libc_cv_no_gnu_attr_ok" != "yes"; then :
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critic_missing="$critic_missing A compiler with -mno-gnu-attribute is required on powerpc64le."
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fi
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CFLAGS="$OLD_CFLAGS"
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC compiles signbit with 128-bit floating point type" >&5
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$as_echo_n "checking if $CC compiles signbit with 128-bit floating point type... " >&6; }
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if ${libc_cv_compiler_powerpc64le_ice+:} false; then :
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$as_echo_n "(cached) " >&6
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else
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save_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS -mabi=ieeelongdouble -Wno-psabi"
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cat confdefs.h - <<_ACEOF >conftest.$ac_ext
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/* end confdefs.h. */
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int sbr (long double a) { return __builtin_signbit (a); }
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int sbm (long double *a) { return __builtin_signbit (*a); }
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int sbo (long double *a) { return __builtin_signbit (a[4]); }
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int sbi (long double *a, unsigned long n) { return __builtin_signbit (a[n]); }
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void sbs (int *p, long double a) { *p = __builtin_signbit (a); }
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_ACEOF
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if ac_fn_c_try_compile "$LINENO"; then :
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libc_cv_compiler_powerpc64le_ice=yes
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else
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libc_cv_compiler_powerpc64le_ice=no
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fi
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rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
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CFLAGS="$save_CFLAGS"
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_compiler_powerpc64le_ice" >&5
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$as_echo "$libc_cv_compiler_powerpc64le_ice" >&6; }
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if test "$libc_cv_compiler_powerpc64le_ice" != "yes"; then :
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critic_missing="$critic_missing __builtin_signbit is broken. GCC 7.4 or newer is required to resolve (PR83862)."
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC compiles with -mabi=ieeelongdouble and -mlong-double-128" >&5
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$as_echo_n "checking if $CC compiles with -mabi=ieeelongdouble and -mlong-double-128... " >&6; }
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if ${libc_cv_compiler_powerpc64le_ldbl128_mabi+:} false; then :
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$as_echo_n "(cached) " >&6
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else
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save_CFLAGS="$CFLAGS"
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CFLAGS="$CFLAGS -mabi=ieeelongdouble -mlong-double-128"
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cat confdefs.h - <<_ACEOF >conftest.$ac_ext
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/* end confdefs.h. */
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long double x;
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_ACEOF
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if ac_fn_c_try_compile "$LINENO"; then :
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libc_cv_compiler_powerpc64le_ldbl128_mabi=yes
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else
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libc_cv_compiler_powerpc64le_ldbl128_mabi=no
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fi
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rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
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CFLAGS="$save_CFLAGS"
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fi
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_compiler_powerpc64le_ldbl128_mabi" >&5
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$as_echo "$libc_cv_compiler_powerpc64le_ldbl128_mabi" >&6; }
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if test "$libc_cv_compiler_powerpc64le_ldbl128_mabi" = "no"; then :
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critic_missing="$critic_missing The compiler must support -mabi=ieeelongdouble and -mlong-double-128 simultaneously."
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fi
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for ac_prog in $OBJCOPY
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do
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# Extract the first word of "$ac_prog", so it can be a program name with args.
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set dummy $ac_prog; ac_word=$2
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
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$as_echo_n "checking for $ac_word... " >&6; }
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if ${ac_cv_prog_OBJCOPY+:} false; then :
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$as_echo_n "(cached) " >&6
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else
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if test -n "$OBJCOPY"; then
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ac_cv_prog_OBJCOPY="$OBJCOPY" # Let the user override the test.
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else
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as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
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for as_dir in $PATH
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do
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IFS=$as_save_IFS
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test -z "$as_dir" && as_dir=.
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for ac_exec_ext in '' $ac_executable_extensions; do
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if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
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ac_cv_prog_OBJCOPY="$ac_prog"
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$as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
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break 2
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fi
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done
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done
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IFS=$as_save_IFS
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fi
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fi
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OBJCOPY=$ac_cv_prog_OBJCOPY
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if test -n "$OBJCOPY"; then
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $OBJCOPY" >&5
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$as_echo "$OBJCOPY" >&6; }
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else
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
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$as_echo "no" >&6; }
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fi
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test -n "$OBJCOPY" && break
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done
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if test -z "$OBJCOPY"; then
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ac_verc_fail=yes
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else
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# Found it, now check the version.
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{ $as_echo "$as_me:${as_lineno-$LINENO}: checking version of $OBJCOPY" >&5
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$as_echo_n "checking version of $OBJCOPY... " >&6; }
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ac_prog_version=`$OBJCOPY --version 2>&1 | sed -n 's/^.*GNU objcopy.* \([0-9]*\.[0-9.]*\).*$/\1/p'`
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case $ac_prog_version in
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'') ac_prog_version="v. ?.??, bad"; ac_verc_fail=yes;;
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2.1[0-9][0-9]*|2.2[6-9]*|2.[3-9][0-9]*|[3-9].*|[1-9][0-9]*)
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ac_prog_version="$ac_prog_version, ok"; ac_verc_fail=no;;
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*) ac_prog_version="$ac_prog_version, bad"; ac_verc_fail=yes;;
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esac
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{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_prog_version" >&5
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$as_echo "$ac_prog_version" >&6; }
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fi
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if test $ac_verc_fail = yes; then
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AS=: critic_missing="$critic_missing objcopy >= 2.26 is required on powerpc64le"
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fi
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test -n "$critic_missing" && as_fn_error $? "*** $critic_missing" "$LINENO" 5
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