| |
| # 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; ${as_lineno_stack:+:} unset as_lineno |
| |
| } # ac_fn_c_check_header_compile |
| # This file is generated from configure.ac by Autoconf. DO NOT EDIT! |
| # Local configure fragment for sysdeps/x86_64. |
| |
| |
| ac_fn_c_check_header_compile "$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 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 |
| $as_echo "#define HAVE_SSE4_SUPPORT 1" >>confdefs.h |
| |
| fi |
| config_vars="$config_vars |
| config-cflags-sse4 = $libc_cv_cc_sse4" |
| |
| { $as_echo "$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 |
| $as_echo "#define HAVE_AVX_SUPPORT 1" >>confdefs.h |
| |
| fi |
| config_vars="$config_vars |
| config-cflags-avx = $libc_cv_cc_avx" |
| |
| { $as_echo "$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 |
| $as_echo "#define HAVE_SSE2AVX_SUPPORT 1" >>confdefs.h |
| |
| fi |
| config_vars="$config_vars |
| config-cflags-sse2avx = $libc_cv_cc_sse2avx" |
| |
| { $as_echo "$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 |
| $as_echo "#define HAVE_FMA4_SUPPORT 1" >>confdefs.h |
| |
| fi |
| config_vars="$config_vars |
| have-mfma4 = $libc_cv_cc_fma4" |
| |
| { $as_echo "$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; } |
| config_vars="$config_vars |
| config-cflags-novzeroupper = $libc_cv_cc_novzeroupper" |
| |
| $as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h |
| |
| # work around problem with autoconf and empty lines at the end of files |
