diff options
Diffstat (limited to 'sysdeps/x86_64/configure')
| -rw-r--r-- | sysdeps/x86_64/configure | 367 |
1 files changed, 365 insertions, 2 deletions
diff --git a/sysdeps/x86_64/configure b/sysdeps/x86_64/configure index bd699bbccb..8b1a4de1d4 100644 --- a/sysdeps/x86_64/configure +++ b/sysdeps/x86_64/configure @@ -1,3 +1,366 @@ -# The i386 fragment also works for x86_64. -. $srcdir/sysdeps/i386/configure +# 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 $ac_retval + +} # ac_fn_c_try_compile + +# ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES +# ------------------------------------------------------- +# Tests whether HEADER exists and can be compiled using the include files in +# INCLUDES, setting the cache variable VAR accordingly. +ac_fn_c_check_header_compile () +{ + as_lineno=${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 \${$3+:} false; 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; ${as_lineno_stack:+:} unset as_lineno + +} # ac_fn_c_check_header_compile +# This file is generated from configure.in by Autoconf. DO NOT EDIT! + # Local configure fragment for sysdeps/x86_64. + + +ac_fn_c_check_header_compile "$LINENO" "cpuid.h" "ac_cv_header_cpuid_h" "/* No default includes. */ +" +if test "x$ac_cv_header_cpuid_h" = xyes; then : + +else + as_fn_error $? "gcc must provide the <cpuid.h> header" "$LINENO" 5 +fi + + + +{ $as_echo "$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 ${libc_cv_cpp_asm_debuginfo+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat > conftest.S <<EOF +#include "confdefs.h" + +/* comment on + two lines */ + ${libc_cv_dot_text} + ${libc_cv_asm_global_directive} foo +foo: + /* Unfortunately this test only works for a real instruction, + not for any of the machine-independent pseudo-ops. + So we just have to assume everybody has a "nop". */ + nop + /* comment */ + nop + /* comment */ + nop +EOF +if { ac_try='${CC-cc} $CPPFLAGS $ASFLAGS -g -c conftest.S 1>&5' + { { eval echo "\"\$as_me\":${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; }; } && { + ac_pattern='conftest\.S' + { ac_try='readelf --debug-dump=line conftest.o | + grep $ac_pattern 1>&5' + { { eval echo "\"\$as_me\":${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_cpp_asm_debuginfo=yes +else + libc_cv_cpp_asm_debuginfo=no +fi +rm -f conftest* +fi +{ $as_echo "$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 + $as_echo "#define HAVE_CPP_ASM_DEBUGINFO 1" >>confdefs.h + +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for SSE4 support" >&5 +$as_echo_n "checking for SSE4 support... " >&6; } +if ${libc_cv_cc_sse4+:} false; then : + $as_echo_n "(cached) " >&6 +else + if { ac_try='${CC-cc} -msse4 -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_sse4=yes +else + libc_cv_cc_sse4=no +fi +fi +{ $as_echo "$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 + $as_echo "#define HAVE_SSE4_SUPPORT 1" >>confdefs.h + +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for AVX support" >&5 +$as_echo_n "checking for AVX support... " >&6; } +if ${libc_cv_cc_avx+:} false; then : + $as_echo_n "(cached) " >&6 +else + if { ac_try='${CC-cc} -mavx -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_avx=yes +else + libc_cv_cc_avx=no +fi +fi +{ $as_echo "$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 + $as_echo "#define HAVE_AVX_SUPPORT 1" >>confdefs.h + +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for AVX encoding of SSE instructions" >&5 +$as_echo_n "checking for AVX encoding of SSE instructions... " >&6; } +if ${libc_cv_cc_sse2avx+:} false; then : + $as_echo_n "(cached) " >&6 +else + if { ac_try='${CC-cc} -msse2avx -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_sse2avx=yes +else + libc_cv_cc_sse2avx=no +fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_sse2avx" >&5 +$as_echo "$libc_cv_cc_sse2avx" >&6; } +if test $libc_cv_cc_sse2avx = yes; then + $as_echo "#define HAVE_SSE2AVX_SUPPORT 1" >>confdefs.h + +fi + +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for FMA4 support" >&5 +$as_echo_n "checking for FMA4 support... " >&6; } +if ${libc_cv_cc_fma4+:} false; then : + $as_echo_n "(cached) " >&6 +else + if { ac_try='${CC-cc} -mfma4 -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_fma4=yes +else + libc_cv_cc_fma4=no +fi +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_cc_fma4" >&5 +$as_echo "$libc_cv_cc_fma4" >&6; } +if test $libc_cv_cc_fma4 = yes; then + $as_echo "#define HAVE_FMA4_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 ${libc_cv_cc_novzeroupper+:} false; 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; } + +# Check for support of thread-local storage handling in assembler and linker. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for x86-64 TLS support" >&5 +$as_echo_n "checking for x86-64 TLS support... " >&6; } +if ${libc_cv_x86_64_tls+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat > conftest.s <<\EOF + .section ".tdata", "awT", @progbits + .globl foo +foo: .quad 1 + .section ".tbss", "awT", @nobits + .globl bar +bar: .skip 8 + .text +baz: leaq bar@TLSLD(%rip), %rdi + leaq bar@DTPOFF(%rax), %rcx + addq foo@GOTTPOFF(%rip), %rax + movq $bar@TPOFF, %rdx +EOF +if { ac_try='${CC-cc} -c $CFLAGS conftest.s 1>&5' + { { eval echo "\"\$as_me\":${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_x86_64_tls=yes +else + libc_cv_x86_64_tls=no +fi +rm -f conftest* +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_x86_64_tls" >&5 +$as_echo "$libc_cv_x86_64_tls" >&6; } +if test $libc_cv_x86_64_tls = no; then + as_fn_error $? "the assembler must support TLS" "$LINENO" 5 +fi + +$as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h + +# work around problem with autoconf and empty lines at the end of files |