| # This file is generated from configure.ac by Autoconf. DO NOT EDIT! |
| # Local configure fragment for sysdeps/s390. |
| |
| $as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h |
| |
| |
| { $as_echo "$as_me:${as_lineno-$LINENO}: checking for __builtin_tbegin" >&5 |
| $as_echo_n "checking for __builtin_tbegin... " >&6; } |
| if ${libc_cv_gcc_builtin_tbegin+:} false; then : |
| $as_echo_n "(cached) " >&6 |
| else |
| cat > conftest.c <<\EOF |
| #include <htmintrin.h> |
| void testtransaction () |
| { |
| if (__builtin_tbegin (0) == _HTM_TBEGIN_STARTED) |
| { |
| __builtin_tend (); |
| } |
| } |
| EOF |
| if { ac_try='${CC-cc} -mhtm -O2 -S conftest.c -o - | grep -w tbegin > /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_gcc_builtin_tbegin=yes |
| else |
| libc_cv_gcc_builtin_tbegin=no |
| fi |
| rm -f conftest* |
| fi |
| { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_gcc_builtin_tbegin" >&5 |
| $as_echo "$libc_cv_gcc_builtin_tbegin" >&6; } |
| |
| if test "$libc_cv_gcc_builtin_tbegin" = no ; then |
| critic_missing="$critic_missing The used GCC has no support for __builtin_tbegin, which is needed for lock-elision on target S390." |
| fi |
| |
| |
| { $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 vector instruction support" >&5 |
| $as_echo_n "checking for S390 vector instruction support... " >&6; } |
| if ${libc_cv_asm_s390_vx+:} false; then : |
| $as_echo_n "(cached) " >&6 |
| else |
| cat > conftest.c <<\EOF |
| void testvecinsn () |
| { |
| __asm__ (".machine \"z13\" \n\t" |
| ".machinemode \"zarch_nohighgprs\" \n\t" |
| "vistrbs %%v16,%%v17 \n\t" |
| "locghie %%r1,0" : :); |
| } |
| EOF |
| if { ac_try='${CC-cc} --shared conftest.c -o conftest.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_asm_s390_vx=yes |
| else |
| libc_cv_asm_s390_vx=no |
| fi |
| rm -f conftest* |
| fi |
| { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_s390_vx" >&5 |
| $as_echo "$libc_cv_asm_s390_vx" >&6; } |
| |
| if test "$libc_cv_asm_s390_vx" = yes ; |
| then |
| $as_echo "#define HAVE_S390_VX_ASM_SUPPORT 1" >>confdefs.h |
| |
| else |
| { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Use binutils with vector-support in order to use optimized implementations." >&5 |
| $as_echo "$as_me: WARNING: Use binutils with vector-support in order to use optimized implementations." >&2;} |
| fi |
| |
| { $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 vector support in gcc" >&5 |
| $as_echo_n "checking for S390 vector support in gcc... " >&6; } |
| if ${libc_cv_gcc_s390_vx+:} false; then : |
| $as_echo_n "(cached) " >&6 |
| else |
| cat > conftest.c <<\EOF |
| void testvecclobber () |
| { |
| __asm__ ("" : : : "v16"); |
| } |
| EOF |
| if { ac_try='${CC-cc} --shared conftest.c -o conftest.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_gcc_s390_vx=yes |
| else |
| libc_cv_gcc_s390_vx=no |
| fi |
| rm -f conftest* |
| fi |
| { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_gcc_s390_vx" >&5 |
| $as_echo "$libc_cv_gcc_s390_vx" >&6; } |
| |
| if test "$libc_cv_gcc_s390_vx" = yes ; |
| then |
| $as_echo "#define HAVE_S390_VX_GCC_SUPPORT 1" >>confdefs.h |
| |
| fi |
| |
| { $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 z196 zarch instruction support as default" >&5 |
| $as_echo_n "checking for S390 z196 zarch instruction support as default... " >&6; } |
| if ${libc_cv_asm_s390_min_z196_zarch+:} false; then : |
| $as_echo_n "(cached) " >&6 |
| else |
| cat > conftest.c <<\EOF |
| float testinsn (double e) |
| { |
| float d; |
| __asm__ ("ledbra %0,5,%1,4" : "=f" (d) : "f" (e) ); |
| return d; |
| } |
| EOF |
| if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS --shared conftest.c |
| -o conftest.o &> /dev/null' |
| { { eval echo "\"\$as_me\":${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_asm_s390_min_z196_zarch=yes |
| else |
| libc_cv_asm_s390_min_z196_zarch=no |
| fi |
| rm -f conftest* |
| fi |
| { $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_s390_min_z196_zarch" >&5 |
| $as_echo "$libc_cv_asm_s390_min_z196_zarch" >&6; } |
| |
| if test "$libc_cv_asm_s390_min_z196_zarch" = yes ; |
| then |
| $as_echo "#define HAVE_S390_MIN_Z196_ZARCH_ASM_SUPPORT 1" >>confdefs.h |
| |
| fi |
| |
| test -n "$critic_missing" && as_fn_error $? " |
| *** $critic_missing" "$LINENO" 5 |