AVX audit test failures with gcc 4.6

This commit is contained in:
H.J. Lu 2011-02-02 19:28:44 -05:00 committed by Ulrich Drepper
parent 8517b15ee8
commit 435b95ebd0
5 changed files with 459 additions and 339 deletions

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@ -1,3 +1,17 @@
2011-02-02 H.J. Lu <hongjiu.lu@intel.com>
[BZ #12460]
* config.make.in (config-cflags-novzeroupper): Define.
* configure.in: Substitute libc_cv_cc_novzeroupper.
* elf/Makefile (AVX-CFLAGS): Define.
(CFLAGS-tst-audit4.c): Replace -mavx with $(AVX-CFLAGS).
(CFLAGS-tst-auditmod4a.c): Likewise.
(CFLAGS-tst-auditmod4b.c): Likewise.
(CFLAGS-tst-auditmod6b.c): Likewise.
(CFLAGS-tst-auditmod6c.c): Likewise.
(CFLAGS-tst-auditmod7b.c): Likewise.
* sysdeps/i386/configure.in: Check -mno-vzeroupper.
2011-02-02 Ulrich Drepper <drepper@gmail.com>
* elf/dl-runtime.c (_dl_call_pltexit): Pass correct address of the

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@ -36,6 +36,7 @@ asflags-cpu = @libc_cv_cc_submachine@
config-cflags-sse4 = @libc_cv_cc_sse4@
config-cflags-avx = @libc_cv_cc_avx@
config-cflags-novzeroupper = @libc_cv_cc_novzeroupper@
config-asflags-i686 = @libc_cv_as_i686@
defines = @DEFINES@

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@ -1181,10 +1181,14 @@ $(objpfx)tst-initorder.out: $(objpfx)tst-initorder
cmp $@ tst-initorder.exp > /dev/null
ifeq (yes,$(config-cflags-avx))
CFLAGS-tst-audit4.c += -mavx
CFLAGS-tst-auditmod4a.c += -mavx
CFLAGS-tst-auditmod4b.c += -mavx
CFLAGS-tst-auditmod6b.c += -mavx
CFLAGS-tst-auditmod6c.c += -mavx
CFLAGS-tst-auditmod7b.c += -mavx
AVX-CFLAGS=-mavx
ifeq (yes,$(config-cflags-novzeroupper))
AVX-CFLAGS+=-mno-vzeroupper
endif
CFLAGS-tst-audit4.c += $(AVX-CFLAGS)
CFLAGS-tst-auditmod4a.c += $(AVX-CFLAGS)
CFLAGS-tst-auditmod4b.c += $(AVX-CFLAGS)
CFLAGS-tst-auditmod6b.c += $(AVX-CFLAGS)
CFLAGS-tst-auditmod6c.c += $(AVX-CFLAGS)
CFLAGS-tst-auditmod7b.c += $(AVX-CFLAGS)
endif

759
sysdeps/i386/configure vendored
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@ -1,3 +1,102 @@
# 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
# as_fn_arith ARG...
# ------------------
# Perform arithmetic evaluation on the ARGs, and store the result in the
# global $as_val. Take advantage of shells that can avoid forks. The arguments
# must be portable across $(()) and expr.
if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
eval 'as_fn_arith ()
{
as_val=$(( $* ))
}'
else
as_fn_arith ()
{
as_val=`expr "$@" || test $? -eq 1`
}
fi # as_fn_arith
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
}
# Factoring default headers for most tests.
ac_includes_default="\
#include <stdio.h>
@ -34,14 +133,249 @@ ac_includes_default="\
# include <unistd.h>
#endif"
# 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 $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
as_fn_set_status $ac_retval
} # ac_fn_c_try_compile
# ac_fn_c_try_cpp LINENO
# ----------------------
# Try to preprocess conftest.$ac_ext, and return whether this succeeded.
ac_fn_c_try_cpp ()
{
as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
if { { ac_try="$ac_cpp conftest.$ac_ext"
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 "$ac_cpp conftest.$ac_ext") 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 $ac_status = 0; } >/dev/null && {
test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
test ! -s conftest.err
}; then :
ac_retval=0
else
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_retval=1
fi
eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
as_fn_set_status $ac_retval
} # ac_fn_c_try_cpp
# ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
# -------------------------------------------------------
# Tests whether HEADER exists, giving a warning if it cannot be compiled using
# the include files in INCLUDES and setting the cache variable VAR
# accordingly.
ac_fn_c_check_header_mongrel ()
{
as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
if eval "test \"\${$3+set}\"" = set; then :
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
$as_echo_n "checking for $2... " >&6; }
if eval "test \"\${$3+set}\"" = set; then :
$as_echo_n "(cached) " >&6
fi
eval ac_res=\$$3
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
$as_echo "$ac_res" >&6; }
else
# Is the header compilable?
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 usability" >&5
$as_echo_n "checking $2 usability... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
$4
#include <$2>
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
ac_header_compiler=yes
else
ac_header_compiler=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_compiler" >&5
$as_echo "$ac_header_compiler" >&6; }
# Is the header present?
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 presence" >&5
$as_echo_n "checking $2 presence... " >&6; }
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <$2>
_ACEOF
if ac_fn_c_try_cpp "$LINENO"; then :
ac_header_preproc=yes
else
ac_header_preproc=no
fi
rm -f conftest.err conftest.$ac_ext
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5
$as_echo "$ac_header_preproc" >&6; }
# So? What about this header?
case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in #((
yes:no: )
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&5
$as_echo "$as_me: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&2;}
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
;;
no:yes:* )
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: present but cannot be compiled" >&5
$as_echo "$as_me: WARNING: $2: present but cannot be compiled" >&2;}
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: check for missing prerequisite headers?" >&5
$as_echo "$as_me: WARNING: $2: check for missing prerequisite headers?" >&2;}
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: see the Autoconf documentation" >&5
$as_echo "$as_me: WARNING: $2: see the Autoconf documentation" >&2;}
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: section \"Present But Cannot Be Compiled\"" >&5
$as_echo "$as_me: WARNING: $2: section \"Present But Cannot Be Compiled\"" >&2;}
{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
;;
esac
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
$as_echo_n "checking for $2... " >&6; }
if eval "test \"\${$3+set}\"" = set; then :
$as_echo_n "(cached) " >&6
else
eval "$3=\$ac_header_compiler"
fi
eval ac_res=\$$3
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
$as_echo "$ac_res" >&6; }
fi
eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
} # ac_fn_c_check_header_mongrel
# ac_fn_c_try_run LINENO
# ----------------------
# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
# that executables *can* be run.
ac_fn_c_try_run ()
{
as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
if { { ac_try="$ac_link"
case "(($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 "$ac_link") 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
{ { 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 "$ac_try") 2>&5
ac_status=$?
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }; then :
ac_retval=0
else
$as_echo "$as_me: program exited with status $ac_status" >&5
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_retval=$ac_status
fi
rm -rf conftest.dSYM conftest_ipa8_conftest.oo
eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
as_fn_set_status $ac_retval
} # ac_fn_c_try_run
# ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES
# -------------------------------------------------------
# Tests whether HEADER exists and can be compiled using the include files in
# INCLUDES, setting the cache variable VAR accordingly.
ac_fn_c_check_header_compile ()
{
as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
$as_echo_n "checking for $2... " >&6; }
if eval "test \"\${$3+set}\"" = set; then :
$as_echo_n "(cached) " >&6
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
$4
#include <$2>
_ACEOF
if ac_fn_c_try_compile "$LINENO"; then :
eval "$3=yes"
else
eval "$3=no"
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
eval ac_res=\$$3
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
$as_echo "$ac_res" >&6; }
eval $as_lineno_stack; test "x$as_lineno_stack" = x && { as_lineno=; unset as_lineno;}
} # ac_fn_c_check_header_compile
# This file is generated from configure.in by Autoconf. DO NOT EDIT!
# Local configure fragment for sysdeps/i386.
{ $as_echo "$as_me:$LINENO: checking for grep that handles long lines and -e" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
if test "${ac_cv_path_GREP+set}" = set; then
if test "${ac_cv_path_GREP+set}" = set; then :
$as_echo_n "(cached) " >&6
else
if test -z "$GREP"; then
@ -52,7 +386,7 @@ 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_prog in grep ggrep; do
for ac_exec_ext in '' $ac_executable_extensions; do
ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
{ test -f "$ac_path_GREP" && $as_test_x "$ac_path_GREP"; } || continue
@ -72,7 +406,7 @@ case `"$ac_path_GREP" --version 2>&1` in
$as_echo 'GREP' >> "conftest.nl"
"$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
ac_count=`expr $ac_count + 1`
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"
@ -87,26 +421,24 @@ esac
$ac_path_GREP_found && break 3
done
done
done
done
IFS=$as_save_IFS
if test -z "$ac_cv_path_GREP"; then
{ { $as_echo "$as_me:$LINENO: error: no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&5
$as_echo "$as_me: error: no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&2;}
{ (exit 1); exit 1; }; }
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:$LINENO: result: $ac_cv_path_GREP" >&5
{ $as_echo "$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:$LINENO: checking for egrep" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
$as_echo_n "checking for egrep... " >&6; }
if test "${ac_cv_path_EGREP+set}" = set; then
if test "${ac_cv_path_EGREP+set}" = set; then :
$as_echo_n "(cached) " >&6
else
if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
@ -120,7 +452,7 @@ 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_prog in egrep; do
for ac_exec_ext in '' $ac_executable_extensions; do
ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
{ test -f "$ac_path_EGREP" && $as_test_x "$ac_path_EGREP"; } || continue
@ -140,7 +472,7 @@ case `"$ac_path_EGREP" --version 2>&1` in
$as_echo 'EGREP' >> "conftest.nl"
"$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
ac_count=`expr $ac_count + 1`
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"
@ -155,12 +487,10 @@ esac
$ac_path_EGREP_found && break 3
done
done
done
done
IFS=$as_save_IFS
if test -z "$ac_cv_path_EGREP"; then
{ { $as_echo "$as_me:$LINENO: error: no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&5
$as_echo "$as_me: error: no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" >&2;}
{ (exit 1); exit 1; }; }
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
@ -168,21 +498,17 @@ fi
fi
fi
{ $as_echo "$as_me:$LINENO: result: $ac_cv_path_EGREP" >&5
{ $as_echo "$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:$LINENO: checking for ANSI C header files" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
$as_echo_n "checking for ANSI C header files... " >&6; }
if test "${ac_cv_header_stdc+set}" = set; then
if test "${ac_cv_header_stdc+set}" = set; then :
$as_echo_n "(cached) " >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <stdlib.h>
#include <stdarg.h>
@ -197,48 +523,23 @@ main ()
return 0;
}
_ACEOF
rm -f conftest.$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 :
ac_cv_header_stdc=yes
else
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_cv_header_stdc=no
ac_cv_header_stdc=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
if test $ac_cv_header_stdc = yes; then
# SunOS 4.x string.h does not declare mem*, contrary to ANSI.
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <string.h>
_ACEOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
$EGREP "memchr" >/dev/null 2>&1; then
:
$EGREP "memchr" >/dev/null 2>&1; then :
else
ac_cv_header_stdc=no
fi
@ -248,18 +549,14 @@ fi
if test $ac_cv_header_stdc = yes; then
# ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <stdlib.h>
_ACEOF
if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
$EGREP "free" >/dev/null 2>&1; then
:
$EGREP "free" >/dev/null 2>&1; then :
else
ac_cv_header_stdc=no
fi
@ -269,14 +566,10 @@ fi
if test $ac_cv_header_stdc = yes; then
# /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
if test "$cross_compiling" = yes; then
if test "$cross_compiling" = yes; then :
:
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */
#include <ctype.h>
#include <stdlib.h>
@ -303,118 +596,33 @@ main ()
return 0;
}
_ACEOF
rm -f conftest$ac_exeext
if { (ac_try="$ac_link"
case "(($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 "$ac_link") 2>&5
ac_status=$?
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); } && { ac_try='./conftest$ac_exeext'
{ (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 "$ac_try") 2>&5
ac_status=$?
$as_echo "$as_me:$LINENO: \$? = $ac_status" >&5
(exit $ac_status); }; }; then
:
if ac_fn_c_try_run "$LINENO"; then :
else
$as_echo "$as_me: program exited with status $ac_status" >&5
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
( exit $ac_status )
ac_cv_header_stdc=no
ac_cv_header_stdc=no
fi
rm -rf conftest.dSYM
rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
conftest.$ac_objext conftest.beam conftest.$ac_ext
fi
fi
fi
{ $as_echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
$as_echo "$ac_cv_header_stdc" >&6; }
if test $ac_cv_header_stdc = yes; then
cat >>confdefs.h <<\_ACEOF
#define STDC_HEADERS 1
_ACEOF
$as_echo "#define STDC_HEADERS 1" >>confdefs.h
fi
# On IRIX 5.3, sys/types and inttypes.h are conflicting.
for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
inttypes.h stdint.h unistd.h
do
as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
{ $as_echo "$as_me:$LINENO: checking for $ac_header" >&5
$as_echo_n "checking for $ac_header... " >&6; }
if { as_var=$as_ac_Header; eval "test \"\${$as_var+set}\" = set"; }; then
$as_echo_n "(cached) " >&6
else
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$ac_includes_default
#include <$ac_header>
_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.$ac_objext; then
eval "$as_ac_Header=yes"
else
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
eval "$as_ac_Header=no"
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
fi
ac_res=`eval 'as_val=${'$as_ac_Header'}
$as_echo "$as_val"'`
{ $as_echo "$as_me:$LINENO: result: $ac_res" >&5
$as_echo "$ac_res" >&6; }
as_val=`eval 'as_val=${'$as_ac_Header'}
$as_echo "$as_val"'`
if test "x$as_val" = x""yes; then
do :
as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
"
if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
cat >>confdefs.h <<_ACEOF
#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
_ACEOF
@ -424,146 +632,18 @@ fi
done
if test "${ac_cv_header_cpuid_h+set}" = set; then
{ $as_echo "$as_me:$LINENO: checking for cpuid.h" >&5
$as_echo_n "checking for cpuid.h... " >&6; }
if test "${ac_cv_header_cpuid_h+set}" = set; then
$as_echo_n "(cached) " >&6
fi
{ $as_echo "$as_me:$LINENO: result: $ac_cv_header_cpuid_h" >&5
$as_echo "$ac_cv_header_cpuid_h" >&6; }
ac_fn_c_check_header_mongrel "$LINENO" "cpuid.h" "ac_cv_header_cpuid_h" "$ac_includes_default"
if test "x$ac_cv_header_cpuid_h" = x""yes; then :
else
# Is the header compilable?
{ $as_echo "$as_me:$LINENO: checking cpuid.h usability" >&5
$as_echo_n "checking cpuid.h usability... " >&6; }
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
$ac_includes_default
#include <cpuid.h>
_ACEOF
rm -f conftest.$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
ac_header_compiler=yes
else
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_header_compiler=no
fi
rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
{ $as_echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
$as_echo "$ac_header_compiler" >&6; }
# Is the header present?
{ $as_echo "$as_me:$LINENO: checking cpuid.h presence" >&5
$as_echo_n "checking cpuid.h presence... " >&6; }
cat >conftest.$ac_ext <<_ACEOF
/* confdefs.h. */
_ACEOF
cat confdefs.h >>conftest.$ac_ext
cat >>conftest.$ac_ext <<_ACEOF
/* end confdefs.h. */
#include <cpuid.h>
_ACEOF
if { (ac_try="$ac_cpp conftest.$ac_ext"
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 "$ac_cpp conftest.$ac_ext") 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 $ac_status); } >/dev/null && {
test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
test ! -s conftest.err
}; then
ac_header_preproc=yes
else
$as_echo "$as_me: failed program was:" >&5
sed 's/^/| /' conftest.$ac_ext >&5
ac_header_preproc=no
fi
rm -f conftest.err conftest.$ac_ext
{ $as_echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
$as_echo "$ac_header_preproc" >&6; }
# So? What about this header?
case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
yes:no: )
{ $as_echo "$as_me:$LINENO: WARNING: cpuid.h: accepted by the compiler, rejected by the preprocessor!" >&5
$as_echo "$as_me: WARNING: cpuid.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
{ $as_echo "$as_me:$LINENO: WARNING: cpuid.h: proceeding with the compiler's result" >&5
$as_echo "$as_me: WARNING: cpuid.h: proceeding with the compiler's result" >&2;}
ac_header_preproc=yes
;;
no:yes:* )
{ $as_echo "$as_me:$LINENO: WARNING: cpuid.h: present but cannot be compiled" >&5
$as_echo "$as_me: WARNING: cpuid.h: present but cannot be compiled" >&2;}
{ $as_echo "$as_me:$LINENO: WARNING: cpuid.h: check for missing prerequisite headers?" >&5
$as_echo "$as_me: WARNING: cpuid.h: check for missing prerequisite headers?" >&2;}
{ $as_echo "$as_me:$LINENO: WARNING: cpuid.h: see the Autoconf documentation" >&5
$as_echo "$as_me: WARNING: cpuid.h: see the Autoconf documentation" >&2;}
{ $as_echo "$as_me:$LINENO: WARNING: cpuid.h: section \"Present But Cannot Be Compiled\"" >&5
$as_echo "$as_me: WARNING: cpuid.h: section \"Present But Cannot Be Compiled\"" >&2;}
{ $as_echo "$as_me:$LINENO: WARNING: cpuid.h: proceeding with the preprocessor's result" >&5
$as_echo "$as_me: WARNING: cpuid.h: proceeding with the preprocessor's result" >&2;}
{ $as_echo "$as_me:$LINENO: WARNING: cpuid.h: in the future, the compiler will take precedence" >&5
$as_echo "$as_me: WARNING: cpuid.h: in the future, the compiler will take precedence" >&2;}
;;
esac
{ $as_echo "$as_me:$LINENO: checking for cpuid.h" >&5
$as_echo_n "checking for cpuid.h... " >&6; }
if test "${ac_cv_header_cpuid_h+set}" = set; then
$as_echo_n "(cached) " >&6
else
ac_cv_header_cpuid_h=$ac_header_preproc
fi
{ $as_echo "$as_me:$LINENO: result: $ac_cv_header_cpuid_h" >&5
$as_echo "$ac_cv_header_cpuid_h" >&6; }
fi
if test "x$ac_cv_header_cpuid_h" = x""yes; then
:
else
{ { $as_echo "$as_me:$LINENO: error: gcc must provide the <cpuid.h> header" >&5
$as_echo "$as_me: error: gcc must provide the <cpuid.h> header" >&2;}
{ (exit 1); exit 1; }; }
as_fn_error $? "gcc must provide the <cpuid.h> header" "$LINENO" 5
fi
{ $as_echo "$as_me:$LINENO: checking if -g produces usable source locations for assembler-with-cpp" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if -g produces usable source locations for assembler-with-cpp" >&5
$as_echo_n "checking if -g produces usable source locations for assembler-with-cpp... " >&6; }
if test "${libc_cv_cpp_asm_debuginfo+set}" = set; then
if test "${libc_cv_cpp_asm_debuginfo+set}" = set; then :
$as_echo_n "(cached) " >&6
else
cat > conftest.S <<EOF
@ -584,19 +664,19 @@ foo:
nop
EOF
if { ac_try='${CC-cc} $CPPFLAGS $ASFLAGS -g -c conftest.S 1>&5'
{ (eval echo "$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); }; } && {
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; } && {
ac_pattern='conftest\.S'
{ ac_try='readelf --debug-dump=line conftest.o |
grep $ac_pattern 1>&5'
{ (eval echo "$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); }; }
$as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
test $ac_status = 0; }; }
}; then
libc_cv_cpp_asm_debuginfo=yes
else
@ -604,80 +684,93 @@ else
fi
rm -f conftest*
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_cpp_asm_debuginfo" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cpp_asm_debuginfo" >&5
$as_echo "$libc_cv_cpp_asm_debuginfo" >&6; }
if test $libc_cv_cpp_asm_debuginfo = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAVE_CPP_ASM_DEBUGINFO 1
_ACEOF
$as_echo "#define HAVE_CPP_ASM_DEBUGINFO 1" >>confdefs.h
fi
{ $as_echo "$as_me:$LINENO: checking for SSE4 support" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for SSE4 support" >&5
$as_echo_n "checking for SSE4 support... " >&6; }
if test "${libc_cv_cc_sse4+set}" = set; then
if test "${libc_cv_cc_sse4+set}" = set; then :
$as_echo_n "(cached) " >&6
else
if { ac_try='${CC-cc} -msse4 -xc /dev/null -S -o /dev/null'
{ (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_cc_sse4=yes
else
libc_cv_cc_sse4=no
fi
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_cc_sse4" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_sse4" >&5
$as_echo "$libc_cv_cc_sse4" >&6; }
if test $libc_cv_cc_sse4 = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAVE_SSE4_SUPPORT 1
_ACEOF
$as_echo "#define HAVE_SSE4_SUPPORT 1" >>confdefs.h
fi
{ $as_echo "$as_me:$LINENO: checking for assembler -mtune=i686 support" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for assembler -mtune=i686 support" >&5
$as_echo_n "checking for assembler -mtune=i686 support... " >&6; }
if test "${libc_cv_as_i686+set}" = set; then
if test "${libc_cv_as_i686+set}" = set; then :
$as_echo_n "(cached) " >&6
else
if { ac_try='${CC-cc} -Wa,-mtune=i686 -xc /dev/null -S -o /dev/null'
{ (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_as_i686=yes
else
libc_cv_as_i686=no
fi
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_as_i686" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_as_i686" >&5
$as_echo "$libc_cv_as_i686" >&6; }
{ $as_echo "$as_me:$LINENO: checking for AVX support" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for AVX support" >&5
$as_echo_n "checking for AVX support... " >&6; }
if test "${libc_cv_cc_avx+set}" = set; then
if test "${libc_cv_cc_avx+set}" = set; then :
$as_echo_n "(cached) " >&6
else
if { ac_try='${CC-cc} -mavx -xc /dev/null -S -o /dev/null'
{ (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_cc_avx=yes
else
libc_cv_cc_avx=no
fi
fi
{ $as_echo "$as_me:$LINENO: result: $libc_cv_cc_avx" >&5
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_avx" >&5
$as_echo "$libc_cv_cc_avx" >&6; }
if test $libc_cv_cc_avx = yes; then
cat >>confdefs.h <<\_ACEOF
#define HAVE_AVX_SUPPORT 1
_ACEOF
$as_echo "#define HAVE_AVX_SUPPORT 1" >>confdefs.h
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for -mno-vzeroupper support" >&5
$as_echo_n "checking for -mno-vzeroupper support... " >&6; }
if test "${libc_cv_cc_novzeroupper+set}" = set; then :
$as_echo_n "(cached) " >&6
else
if { ac_try='${CC-cc} -mno-vzeroupper -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_novzeroupper=yes
else
libc_cv_cc_novzeroupper=no
fi
fi
{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_novzeroupper" >&5
$as_echo "$libc_cv_cc_novzeroupper" >&6; }

View File

@ -66,3 +66,11 @@ fi])
if test $libc_cv_cc_avx = yes; then
AC_DEFINE(HAVE_AVX_SUPPORT)
fi
dnl Check if -mno-vzeroupper works.
AC_CACHE_CHECK(for -mno-vzeroupper support, libc_cv_cc_novzeroupper, [dnl
if AC_TRY_COMMAND([${CC-cc} -mno-vzeroupper -xc /dev/null -S -o /dev/null]); then
libc_cv_cc_novzeroupper=yes
else
libc_cv_cc_novzeroupper=no
fi])