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Disable use of FMA instructions in branred

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(cherry picked from commit 7998fa7899)
This commit is contained in:
Andreas Schwab 2012-03-16 16:07:57 +01:00 committed by Carlos O'Donell
parent ddeb5e27dd
commit b7bd97fde1
14 changed files with 594 additions and 156 deletions
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16
ChangeLog
View File

@ -28,6 +28,22 @@
* sysdeps/i386/i686/multiarch/test-multiarch.c: New file.
* sysdeps/x86_64/multiarch/test-multiarch.c: New file.
2012-03-21 Andreas Schwab <schwab@linux-m68k.org>
* configure.in (libc_cv_cc_nofma): Check for option to disable
generation of FMA instructions.
* configure: Regenerate.
* config.make.in (config-cflags-nofma): Set from libc_cv_cc_nofma.
* sysdeps/ieee754/dbl-64/Makefile: New file.
* sysdeps/x86_64/fpu/multiarch/Makefile (libm-sysdep_routines):
Remove brandred-fma4.
(CFLAGS-brandred-fma4.c): Remove.
* sysdeps/x86_64/fpu/multiarch/brandred-fma4.c: Remove.
* sysdeps/x86_64/fpu/multiarch/s_sin-fma4.c (__branred): Don't
define.
* sysdeps/x86_64/fpu/multiarch/s_tan-fma4.c (__branred): Don't
define.
2012-02-27 David S. Miller <davem@davemloft.net>
* sysdeps/ieee754/ldbl-128/s_nearbyintl.c (__nearbyintl): Do not

1
config.make.in
View File

@ -38,6 +38,7 @@ config-cflags-sse4 = @libc_cv_cc_sse4@
config-cflags-avx = @libc_cv_cc_avx@
config-cflags-sse2avx = @libc_cv_cc_sse2avx@
config-cflags-novzeroupper = @libc_cv_cc_novzeroupper@
config-cflags-nofma = @libc_cv_cc_nofma@
config-asflags-i686 = @libc_cv_as_i686@
defines = @DEFINES@

21
configure vendored
View File

@ -622,6 +622,7 @@ elf
ldd_rewrite_script
use_ldconfig
libc_cv_as_i686
libc_cv_cc_nofma
libc_cv_cc_fma4
libc_cv_cc_novzeroupper
libc_cv_cc_sse2avx
@ -7329,6 +7330,26 @@ if test "$libc_cv_gcc_tls_model_attr" = no; then
as_fn_error $? "support for the tls_model attribute is required" "$LINENO" 5
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for compiler option to disable generation of FMA instructions" >&5
$as_echo_n "checking for compiler option to disable generation of FMA instructions... " >&6; }
if ${libc_cv_cc_nofma+:} false; then :
$as_echo_n "(cached) " >&6
else
libc_cv_cc_nofma=
for opt in -ffp-contract=off -mno-fused-madd; do
if { ac_try='${CC-cc} $opt -xc /dev/null -S -o /dev/null'
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then :
libc_cv_cc_nofma=$opt; break
fi
done
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_nofma" >&5
$as_echo "$libc_cv_cc_nofma" >&6; }
if test -n "$submachine"; then
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for compiler option for CPU variant" >&5
$as_echo_n "checking for compiler option for CPU variant... " >&6; }

9
configure.in
View File

@ -2196,6 +2196,14 @@ if test "$libc_cv_gcc_tls_model_attr" = no; then
AC_MSG_ERROR([support for the tls_model attribute is required])
fi
dnl Determine how to disable generation of FMA instructions.
AC_CACHE_CHECK([for compiler option to disable generation of FMA instructions],
libc_cv_cc_nofma, [dnl
libc_cv_cc_nofma=
for opt in -ffp-contract=off -mno-fused-madd; do
LIBC_TRY_CC_OPTION([$opt], [libc_cv_cc_nofma=$opt; break])
done])
if test -n "$submachine"; then
AC_CACHE_CHECK([for compiler option for CPU variant],
libc_cv_cc_submachine, [dnl
@ -2340,6 +2348,7 @@ AC_SUBST(libc_cv_cc_avx)
AC_SUBST(libc_cv_cc_sse2avx)
AC_SUBST(libc_cv_cc_novzeroupper)
AC_SUBST(libc_cv_cc_fma4)
AC_SUBST(libc_cv_cc_nofma)
AC_SUBST(libc_cv_as_i686)
AC_SUBST(use_ldconfig)

4
sysdeps/ieee754/dbl-64/Makefile Normal file
View File

@ -0,0 +1,4 @@
ifeq ($(subdir),math)
# branred depends on precise IEEE double rounding
CFLAGS-branred.c = $(config-cflags-nofma)
endif

161
sysdeps/ieee754/ldbl-opt/configure vendored
View File

@ -1,19 +1,135 @@
# as_fn_set_status STATUS
# -----------------------
# Set $? to STATUS, without forking.
as_fn_set_status ()
{
return $1
} # as_fn_set_status
# as_fn_exit STATUS
# -----------------
# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
as_fn_exit ()
{
set +e
as_fn_set_status $1
exit $1
} # as_fn_exit
if expr a : '\(a\)' >/dev/null 2>&1 &&
test "X`expr 00001 : '.*\(...\)'`" = X001; then
as_expr=expr
else
as_expr=false
fi
if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
as_basename=basename
else
as_basename=false
fi
as_me=`$as_basename -- "$0" ||
$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
X"$0" : 'X\(//\)$' \| \
X"$0" : 'X\(/\)' \| . 2>/dev/null ||
$as_echo X/"$0" |
sed '/^.*\/\([^/][^/]*\)\/*$/{
s//\1/
q
}
/^X\/\(\/\/\)$/{
s//\1/
q
}
/^X\/\(\/\).*/{
s//\1/
q
}
s/.*/./; q'`
as_lineno_1=$LINENO as_lineno_1a=$LINENO
as_lineno_2=$LINENO as_lineno_2a=$LINENO
eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
# Blame Lee E. McMahon (1931-1989) for sed's syntax. :-)
sed -n '
p
/[$]LINENO/=
' <$as_myself |
sed '
s/[$]LINENO.*/&-/
t lineno
b
:lineno
N
:loop
s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
t loop
s/-\n.*//
' >$as_me.lineno &&
chmod +x "$as_me.lineno" ||
{ $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
# Don't try to exec as it changes $[0], causing all sort of problems
# (the dirname of $[0] is not the place where we might find the
# original and so on. Autoconf is especially sensitive to this).
. "./$as_me.lineno"
# Exit status is that of the last command.
exit
}
# ac_fn_c_try_compile LINENO
# --------------------------
# Try to compile conftest.$ac_ext, and return whether this succeeded.
ac_fn_c_try_compile ()
{
as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
rm -f conftest.$ac_objext
if { { ac_try="$ac_compile"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
$as_echo "$ac_try_echo"; } >&5
(eval "$ac_compile") 2>conftest.err
ac_status=$?
if test -s conftest.err; then
grep -v '^ *+' conftest.err >conftest.er1
cat conftest.er1 >&5
mv -f conftest.er1 conftest.err
fi
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; } && {
test -z "$ac_c_werror_flag" ||
test ! -s conftest.err
} && test -s conftest.$ac_objext; then :
ac_retval=0
else
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_retval=1
fi
eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
as_fn_set_status $ac_retval
} # ac_fn_c_try_compile
# This file is generated from configure.in by Autoconf. DO NOT EDIT!
# Local configure fragment for sysdeps/ieee754/ldbl-opt/.
{ $as_echo "$as_me:$LINENO: checking whether $CC $CFLAGS supports -mlong-double-128" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC $CFLAGS supports -mlong-double-128" >&5
$as_echo_n "checking whether $CC $CFLAGS supports -mlong-double-128... " >&6; }
if test "${libc_cv_mlong_double_128+set}" = set; then
if ${libc_cv_mlong_double_128+:} false; then :
$as_echo_n "(cached) " >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -mlong-double-128"
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
int
@ -28,39 +144,16 @@ long double foobar (long double x) { return x; }
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (ac_try="$ac_compile"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
$as_echo "$ac_try_echo") >&5
(eval "$ac_compile") 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } && {
test -z "$ac_c_werror_flag" ||
test ! -s conftest.err
} && test -s conftest.$ac_objext; then
if ac_fn_c_try_compile "$LINENO"; then :
libc_cv_mlong_double_128=yes
else
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
libc_cv_mlong_double_128=no
libc_cv_mlong_double_128=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_mlong_double_128" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_mlong_double_128" >&5
$as_echo "$libc_cv_mlong_double_128" >&6; }
if test "$libc_cv_mlong_double_128" = no; then
{ { $as_echo "$as_me:$LINENO: error: this configuration requires -mlong-double-128 support" >&5
$as_echo "$as_me: error: this configuration requires -mlong-double-128 support" >&2;}
{ (exit 1); exit 1; }; }
as_fn_error $? "this configuration requires -mlong-double-128 support" "$LINENO" 5
fi

103
sysdeps/powerpc/configure vendored
View File

@ -1,10 +1,92 @@
# as_fn_set_status STATUS
# -----------------------
# Set $? to STATUS, without forking.
as_fn_set_status ()
{
return $1
} # as_fn_set_status
# as_fn_exit STATUS
# -----------------
# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
as_fn_exit ()
{
set +e
as_fn_set_status $1
exit $1
} # as_fn_exit
if expr a : '\(a\)' >/dev/null 2>&1 &&
test "X`expr 00001 : '.*\(...\)'`" = X001; then
as_expr=expr
else
as_expr=false
fi
if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
as_basename=basename
else
as_basename=false
fi
as_me=`$as_basename -- "$0" ||
$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
X"$0" : 'X\(//\)$' \| \
X"$0" : 'X\(/\)' \| . 2>/dev/null ||
$as_echo X/"$0" |
sed '/^.*\/\([^/][^/]*\)\/*$/{
s//\1/
q
}
/^X\/\(\/\/\)$/{
s//\1/
q
}
/^X\/\(\/\).*/{
s//\1/
q
}
s/.*/./; q'`
as_lineno_1=$LINENO as_lineno_1a=$LINENO
as_lineno_2=$LINENO as_lineno_2a=$LINENO
eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
# Blame Lee E. McMahon (1931-1989) for sed's syntax. :-)
sed -n '
p
/[$]LINENO/=
' <$as_myself |
sed '
s/[$]LINENO.*/&-/
t lineno
b
:lineno
N
:loop
s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
t loop
s/-\n.*//
' >$as_me.lineno &&
chmod +x "$as_me.lineno" ||
{ $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
# Don't try to exec as it changes $[0], causing all sort of problems
# (the dirname of $[0] is not the place where we might find the
# original and so on. Autoconf is especially sensitive to this).
. "./$as_me.lineno"
# Exit status is that of the last command.
exit
}
# This file is generated from configure.in by Autoconf. DO NOT EDIT!
# Local configure fragment for sysdeps/powerpc.
# Accept binutils which knows about ".machine".
{ $as_echo "$as_me:$LINENO: checking for .machine support" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for .machine support" >&5
$as_echo_n "checking for .machine support... " >&6; }
if test "${libc_cv_ppc_machine+set}" = set; then
if ${libc_cv_ppc_machine+:} false; then :
$as_echo_n "(cached) " >&6
else
cat > conftest.s <<\EOF
@ -12,27 +94,22 @@ else
blr
EOF
if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
libc_cv_ppc_machine=yes
else
libc_cv_ppc_machine=no
fi
rm -f conftest*
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_ppc_machine" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ppc_machine" >&5
$as_echo "$libc_cv_ppc_machine" >&6; }
if test $libc_cv_ppc_machine != yes; then
{ { $as_echo "$as_me:$LINENO: error:
as_fn_error $? "
*** A binutils version which can handle
*** .machine \"altivec\"
*** is needed." >&5
$as_echo "$as_me: error:
*** A binutils version which can handle
*** .machine \"altivec\"
*** is needed." >&2;}
{ (exit 1); exit 1; }; }
*** is needed." "$LINENO" 5
fi

114
sysdeps/powerpc/powerpc32/configure vendored
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@ -1,10 +1,92 @@
# as_fn_set_status STATUS
# -----------------------
# Set $? to STATUS, without forking.
as_fn_set_status ()
{
return $1
} # as_fn_set_status
# as_fn_exit STATUS
# -----------------
# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
as_fn_exit ()
{
set +e
as_fn_set_status $1
exit $1
} # as_fn_exit
if expr a : '\(a\)' >/dev/null 2>&1 &&
test "X`expr 00001 : '.*\(...\)'`" = X001; then
as_expr=expr
else
as_expr=false
fi
if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
as_basename=basename
else
as_basename=false
fi
as_me=`$as_basename -- "$0" ||
$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
X"$0" : 'X\(//\)$' \| \
X"$0" : 'X\(/\)' \| . 2>/dev/null ||
$as_echo X/"$0" |
sed '/^.*\/\([^/][^/]*\)\/*$/{
s//\1/
q
}
/^X\/\(\/\/\)$/{
s//\1/
q
}
/^X\/\(\/\).*/{
s//\1/
q
}
s/.*/./; q'`
as_lineno_1=$LINENO as_lineno_1a=$LINENO
as_lineno_2=$LINENO as_lineno_2a=$LINENO
eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
# Blame Lee E. McMahon (1931-1989) for sed's syntax. :-)
sed -n '
p
/[$]LINENO/=
' <$as_myself |
sed '
s/[$]LINENO.*/&-/
t lineno
b
:lineno
N
:loop
s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
t loop
s/-\n.*//
' >$as_me.lineno &&
chmod +x "$as_me.lineno" ||
{ $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
# Don't try to exec as it changes $[0], causing all sort of problems
# (the dirname of $[0] is not the place where we might find the
# original and so on. Autoconf is especially sensitive to this).
. "./$as_me.lineno"
# Exit status is that of the last command.
exit
}
# This file is generated from configure.in by Autoconf. DO NOT EDIT!
# Local configure fragment for sysdeps/powerpc/powerpc32.
# See whether gas has R_PPC_REL16 relocs.
{ $as_echo "$as_me:$LINENO: checking for R_PPC_REL16 gas support" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for R_PPC_REL16 gas support" >&5
$as_echo_n "checking for R_PPC_REL16 gas support... " >&6; }
if test "${libc_cv_ppc_rel16+set}" = set; then
if ${libc_cv_ppc_rel16+:} false; then :
$as_echo_n "(cached) " >&6
else
cat > conftest.s <<\EOF
@ -12,50 +94,46 @@ else
addis 11,30,_GLOBAL_OFFSET_TABLE_-.@ha
EOF
if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
libc_cv_ppc_rel16=yes
else
libc_cv_ppc_rel16=no
fi
rm -f conftest*
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_ppc_rel16" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ppc_rel16" >&5
$as_echo "$libc_cv_ppc_rel16" >&6; }
if test $libc_cv_ppc_rel16 = no; then
{ { $as_echo "$as_me:$LINENO: error: R_PPC_REL16 is not supported. Binutils is too old." >&5
$as_echo "$as_me: error: R_PPC_REL16 is not supported. Binutils is too old." >&2;}
{ (exit 1); exit 1; }; }
as_fn_error $? "R_PPC_REL16 is not supported. Binutils is too old." "$LINENO" 5
fi
# See whether GCC uses -msecure-plt.
{ $as_echo "$as_me:$LINENO: checking for -msecure-plt by default" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -msecure-plt by default" >&5
$as_echo_n "checking for -msecure-plt by default... " >&6; }
if test "${libc_cv_ppc_secure_plt+set}" = set; then
if ${libc_cv_ppc_secure_plt+:} false; then :
$as_echo_n "(cached) " >&6
else
echo 'int foo (void) { extern int bar; return bar; }' > conftest.c
libc_cv_ppc_secure_plt=no
if { ac_try='${CC-cc} -S $CFLAGS conftest.c -fpic -o conftest.s 1>&5'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
if grep '_GLOBAL_OFFSET_TABLE_-.*@ha' conftest.s > /dev/null 2>&1; then
libc_cv_ppc_secure_plt=yes
fi
fi
rm -rf conftest*
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_ppc_secure_plt" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_ppc_secure_plt" >&5
$as_echo "$libc_cv_ppc_secure_plt" >&6; }
if test $libc_cv_ppc_secure_plt = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAVE_PPC_SECURE_PLT 1
_ACEOF
$as_echo "#define HAVE_PPC_SECURE_PLT 1" >>confdefs.h
fi

114
sysdeps/powerpc/powerpc64/configure vendored
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@ -1,21 +1,103 @@
# as_fn_set_status STATUS
# -----------------------
# Set $? to STATUS, without forking.
as_fn_set_status ()
{
return $1
} # as_fn_set_status
# as_fn_exit STATUS
# -----------------
# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
as_fn_exit ()
{
set +e
as_fn_set_status $1
exit $1
} # as_fn_exit
if expr a : '\(a\)' >/dev/null 2>&1 &&
test "X`expr 00001 : '.*\(...\)'`" = X001; then
as_expr=expr
else
as_expr=false
fi
if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
as_basename=basename
else
as_basename=false
fi
as_me=`$as_basename -- "$0" ||
$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
X"$0" : 'X\(//\)$' \| \
X"$0" : 'X\(/\)' \| . 2>/dev/null ||
$as_echo X/"$0" |
sed '/^.*\/\([^/][^/]*\)\/*$/{
s//\1/
q
}
/^X\/\(\/\/\)$/{
s//\1/
q
}
/^X\/\(\/\).*/{
s//\1/
q
}
s/.*/./; q'`
as_lineno_1=$LINENO as_lineno_1a=$LINENO
as_lineno_2=$LINENO as_lineno_2a=$LINENO
eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
# Blame Lee E. McMahon (1931-1989) for sed's syntax. :-)
sed -n '
p
/[$]LINENO/=
' <$as_myself |
sed '
s/[$]LINENO.*/&-/
t lineno
b
:lineno
N
:loop
s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
t loop
s/-\n.*//
' >$as_me.lineno &&
chmod +x "$as_me.lineno" ||
{ $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
# Don't try to exec as it changes $[0], causing all sort of problems
# (the dirname of $[0] is not the place where we might find the
# original and so on. Autoconf is especially sensitive to this).
. "./$as_me.lineno"
# Exit status is that of the last command.
exit
}
# This file is generated from configure.in by Autoconf. DO NOT EDIT!
# Local configure fragment for sysdeps/powerpc/powerpc64.
# The Aix ld uses global .symbol_names instead of symbol_names
# and unfortunately early Linux PPC64 linkers use it as well.
{ $as_echo "$as_me:$LINENO: checking for support for omitting dot symbols" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for support for omitting dot symbols" >&5
$as_echo_n "checking for support for omitting dot symbols... " >&6; }
if test "${libc_cv_omit_dot_syms+set}" = set; then
if ${libc_cv_omit_dot_syms+:} false; then :
$as_echo_n "(cached) " >&6
else
libc_cv_omit_dot_syms=no
echo 'void foo (void) {}' > conftest.c
if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -S conftest.c -o conftest.s 1>&5'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
if grep -w '\.foo' conftest.s > /dev/null; then
:
else
@ -25,28 +107,26 @@ fi
rm -f conftest.c conftest.s
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_omit_dot_syms" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_omit_dot_syms" >&5
$as_echo "$libc_cv_omit_dot_syms" >&6; }
if test x$libc_cv_omit_dot_syms != xyes; then
cat >>confdefs.h <<\_ACEOF
#define HAVE_ASM_GLOBAL_DOT_NAME 1
_ACEOF
$as_echo "#define HAVE_ASM_GLOBAL_DOT_NAME 1" >>confdefs.h
fi
{ $as_echo "$as_me:$LINENO: checking for linker support for overlapping .opd entries" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for linker support for overlapping .opd entries" >&5
$as_echo_n "checking for linker support for overlapping .opd entries... " >&6; }
if test "${libc_cv_overlapping_opd+set}" = set; then
if ${libc_cv_overlapping_opd+:} false; then :
$as_echo_n "(cached) " >&6
else
libc_cv_overlapping_opd=no
echo 'void foo (void) {}' > conftest.c
if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -S conftest.c -o conftest.s 1>&5'
{ (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
{ { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
(eval $ac_try) 2>&5
ac_status=$?
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then
if grep '\.TOC\.@tocbase' conftest.s > /dev/null; then
if grep '\.TOC\.@tocbase[ ]*,[ ]*0' conftest.s > /dev/null; then
:
@ -58,11 +138,9 @@ fi
rm -f conftest.c conftest.s
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_overlapping_opd" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_overlapping_opd" >&5
$as_echo "$libc_cv_overlapping_opd" >&6; }
if test x$libc_cv_overlapping_opd = xyes; then
cat >>confdefs.h <<\_ACEOF
#define USE_PPC64_OVERLAPPING_OPD 1
_ACEOF
$as_echo "#define USE_PPC64_OVERLAPPING_OPD 1" >>confdefs.h
fi

198
sysdeps/unix/sysv/linux/powerpc/configure vendored
View File

@ -1,19 +1,135 @@
# as_fn_set_status STATUS
# -----------------------
# Set $? to STATUS, without forking.
as_fn_set_status ()
{
return $1
} # as_fn_set_status
# as_fn_exit STATUS
# -----------------
# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
as_fn_exit ()
{
set +e
as_fn_set_status $1
exit $1
} # as_fn_exit
if expr a : '\(a\)' >/dev/null 2>&1 &&
test "X`expr 00001 : '.*\(...\)'`" = X001; then
as_expr=expr
else
as_expr=false
fi
if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
as_basename=basename
else
as_basename=false
fi
as_me=`$as_basename -- "$0" ||
$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
X"$0" : 'X\(//\)$' \| \
X"$0" : 'X\(/\)' \| . 2>/dev/null ||
$as_echo X/"$0" |
sed '/^.*\/\([^/][^/]*\)\/*$/{
s//\1/
q
}
/^X\/\(\/\/\)$/{
s//\1/
q
}
/^X\/\(\/\).*/{
s//\1/
q
}
s/.*/./; q'`
as_lineno_1=$LINENO as_lineno_1a=$LINENO
as_lineno_2=$LINENO as_lineno_2a=$LINENO
eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
# Blame Lee E. McMahon (1931-1989) for sed's syntax. :-)
sed -n '
p
/[$]LINENO/=
' <$as_myself |
sed '
s/[$]LINENO.*/&-/
t lineno
b
:lineno
N
:loop
s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
t loop
s/-\n.*//
' >$as_me.lineno &&
chmod +x "$as_me.lineno" ||
{ $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
# Don't try to exec as it changes $[0], causing all sort of problems
# (the dirname of $[0] is not the place where we might find the
# original and so on. Autoconf is especially sensitive to this).
. "./$as_me.lineno"
# Exit status is that of the last command.
exit
}
# ac_fn_c_try_compile LINENO
# --------------------------
# Try to compile conftest.$ac_ext, and return whether this succeeded.
ac_fn_c_try_compile ()
{
as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
rm -f conftest.$ac_objext
if { { ac_try="$ac_compile"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
$as_echo "$ac_try_echo"; } >&5
(eval "$ac_compile") 2>conftest.err
ac_status=$?
if test -s conftest.err; then
grep -v '^ *+' conftest.err >conftest.er1
cat conftest.er1 >&5
mv -f conftest.er1 conftest.err
fi
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; } && {
test -z "$ac_c_werror_flag" ||
test ! -s conftest.err
} && test -s conftest.$ac_objext; then :
ac_retval=0
else
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_retval=1
fi
eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
as_fn_set_status $ac_retval
} # ac_fn_c_try_compile
# This file is generated from configure.in by Autoconf. DO NOT EDIT!
# Local configure fragment for sysdeps/unix/sysv/linux/powerpc/.
{ $as_echo "$as_me:$LINENO: checking whether $CC $CFLAGS -mlong-double-128 uses IBM extended format" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC $CFLAGS -mlong-double-128 uses IBM extended format" >&5
$as_echo_n "checking whether $CC $CFLAGS -mlong-double-128 uses IBM extended format... " >&6; }
if test "${libc_cv_mlong_double_128ibm+set}" = set; then
if ${libc_cv_mlong_double_128ibm+:} false; then :
$as_echo_n "(cached) " >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -mlong-double-128"
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <float.h>
int
@ -28,51 +144,26 @@ long double foobar (long double x) { return x; }
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (ac_try="$ac_compile"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
$as_echo "$ac_try_echo") >&5
(eval "$ac_compile") 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } && {
test -z "$ac_c_werror_flag" ||
test ! -s conftest.err
} && test -s conftest.$ac_objext; then
if ac_fn_c_try_compile "$LINENO"; then :
libc_cv_mlong_double_128ibm=yes
else
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
libc_cv_mlong_double_128ibm=no
libc_cv_mlong_double_128ibm=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_mlong_double_128ibm" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_mlong_double_128ibm" >&5
$as_echo "$libc_cv_mlong_double_128ibm" >&6; }
if test "$libc_cv_mlong_double_128ibm" = no; then
{ $as_echo "$as_me:$LINENO: checking whether $CC $CFLAGS supports -mabi=ibmlongdouble" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC $CFLAGS supports -mabi=ibmlongdouble" >&5
$as_echo_n "checking whether $CC $CFLAGS supports -mabi=ibmlongdouble... " >&6; }
if test "${libc_cv_mabi_ibmlongdouble+set}" = set; then
if ${libc_cv_mabi_ibmlongdouble+:} false; then :
$as_echo_n "(cached) " >&6
else
save_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -mlong-double-128 -mabi=ibmlongdouble"
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <float.h>
int
@ -87,43 +178,20 @@ long double foobar (long double x) { return x; }
return 0;
}
_ACEOF
rm -f conftest.$ac_objext
if { (ac_try="$ac_compile"
case "(($ac_try" in
*\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
*) ac_try_echo=$ac_try;;
esac
eval ac_try_echo="\"\$as_me:$LINENO: $ac_try_echo\""
$as_echo "$ac_try_echo") >&5
(eval "$ac_compile") 2>conftest.er1
ac_status=$?
grep -v '^ *+' conftest.er1 >conftest.err
rm -f conftest.er1
cat conftest.err >&5
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } && {
test -z "$ac_c_werror_flag" ||
test ! -s conftest.err
} && test -s conftest.$ac_objext; then
if ac_fn_c_try_compile "$LINENO"; then :
libc_cv_mabi_ibmlongdouble=yes
else
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
libc_cv_mabi_ibmlongdouble=no
libc_cv_mabi_ibmlongdouble=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
CFLAGS="$save_CFLAGS"
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_mabi_ibmlongdouble" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_mabi_ibmlongdouble" >&5
$as_echo "$libc_cv_mabi_ibmlongdouble" >&6; }
if test "$libc_cv_mabi_ibmlongdouble" = yes; then
CFLAGS="$CFLAGS -mabi=ibmlongdouble"
else
{ { $as_echo "$as_me:$LINENO: error: this configuration requires -mlong-double-128 IBM extended format support" >&5
$as_echo "$as_me: error: this configuration requires -mlong-double-128 IBM extended format support" >&2;}
{ (exit 1); exit 1; }; }
as_fn_error $? "this configuration requires -mlong-double-128 IBM extended format support" "$LINENO" 5
fi
fi

3
sysdeps/x86_64/fpu/multiarch/Makefile
View File

@ -7,10 +7,9 @@ libm-sysdep_routines += e_exp-fma4 e_log-fma4 e_pow-fma4 s_atan-fma4 \
e_asin-fma4 e_atan2-fma4 s_sin-fma4 s_tan-fma4 \
mplog-fma4 mpa-fma4 slowexp-fma4 slowpow-fma4 \
sincos32-fma4 doasin-fma4 dosincos-fma4 \
brandred-fma4 halfulp-fma4 mpexp-fma4 \
halfulp-fma4 mpexp-fma4 \
mpatan2-fma4 mpatan-fma4 mpsqrt-fma4 mptan-fma4
CFLAGS-brandred-fma4.c = -mfma4
CFLAGS-doasin-fma4.c = -mfma4
CFLAGS-dosincos-fma4.c = -mfma4
CFLAGS-e_asin-fma4.c = -mfma4

4
sysdeps/x86_64/fpu/multiarch/brandred-fma4.c
View File

@ -1,4 +0,0 @@
#define __branred __branred_fma4
#define SECTION __attribute__ ((section (".text.fma4")))
#include <sysdeps/ieee754/dbl-64/branred.c>

1
sysdeps/x86_64/fpu/multiarch/s_sin-fma4.c
View File

@ -1,6 +1,5 @@
#define __cos __cos_fma4
#define __sin __sin_fma4
#define __branred __branred_fma4
#define __docos __docos_fma4
#define __dubsin __dubsin_fma4
#define __mpcos __mpcos_fma4

1
sysdeps/x86_64/fpu/multiarch/s_tan-fma4.c
View File

@ -1,5 +1,4 @@
#define tan __tan_fma4
#define __branred __branred_fma4
#define __dbl_mp __dbl_mp_fma4
#define __mpranred __mpranred_fma4
#define __mptan __mptan_fma4