1# This file is generated from configure.ac by Autoconf. DO NOT EDIT! 2 # Local configure fragment for sysdeps/s390. 3 4$as_echo "#define PI_STATIC_AND_HIDDEN 1" >>confdefs.h 5 6 7{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for __builtin_tbegin" >&5 8$as_echo_n "checking for __builtin_tbegin... " >&6; } 9if ${libc_cv_gcc_builtin_tbegin+:} false; then : 10 $as_echo_n "(cached) " >&6 11else 12 cat > conftest.c <<\EOF 13#include <htmintrin.h> 14void testtransaction () 15{ 16 if (__builtin_tbegin (0) == _HTM_TBEGIN_STARTED) 17 { 18 __builtin_tend (); 19 } 20} 21EOF 22if { ac_try='${CC-cc} -mhtm -O2 -S conftest.c -o - | grep -w tbegin > /dev/null' 23 { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 24 (eval $ac_try) 2>&5 25 ac_status=$? 26 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 27 test $ac_status = 0; }; } ; 28then 29 libc_cv_gcc_builtin_tbegin=yes 30else 31 libc_cv_gcc_builtin_tbegin=no 32fi 33rm -f conftest* 34fi 35{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_gcc_builtin_tbegin" >&5 36$as_echo "$libc_cv_gcc_builtin_tbegin" >&6; } 37 38if test "$libc_cv_gcc_builtin_tbegin" = no ; then 39 critic_missing="$critic_missing The used GCC has no support for __builtin_tbegin, which is needed for lock-elision on target S390." 40fi 41 42 43{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 vector instruction support" >&5 44$as_echo_n "checking for S390 vector instruction support... " >&6; } 45if ${libc_cv_asm_s390_vx+:} false; then : 46 $as_echo_n "(cached) " >&6 47else 48 cat > conftest.c <<\EOF 49void testvecinsn () 50{ 51 __asm__ (".machine \"z13\" \n\t" 52 ".machinemode \"zarch_nohighgprs\" \n\t" 53 "vistrbs %%v16,%%v17 \n\t" 54 "locghie %%r1,0" : :); 55} 56EOF 57if { ac_try='${CC-cc} --shared conftest.c -o conftest.o &> /dev/null' 58 { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 59 (eval $ac_try) 2>&5 60 ac_status=$? 61 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 62 test $ac_status = 0; }; } ; 63then 64 libc_cv_asm_s390_vx=yes 65else 66 libc_cv_asm_s390_vx=no 67fi 68rm -f conftest* 69fi 70{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_s390_vx" >&5 71$as_echo "$libc_cv_asm_s390_vx" >&6; } 72 73if test "$libc_cv_asm_s390_vx" = yes ; 74then 75 $as_echo "#define HAVE_S390_VX_ASM_SUPPORT 1" >>confdefs.h 76 77else 78 { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Use binutils with vector-support in order to use optimized implementations." >&5 79$as_echo "$as_me: WARNING: Use binutils with vector-support in order to use optimized implementations." >&2;} 80fi 81 82{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 vector support in gcc" >&5 83$as_echo_n "checking for S390 vector support in gcc... " >&6; } 84if ${libc_cv_gcc_s390_vx+:} false; then : 85 $as_echo_n "(cached) " >&6 86else 87 cat > conftest.c <<\EOF 88void testvecclobber () 89{ 90 __asm__ ("" : : : "v16"); 91} 92EOF 93if { ac_try='${CC-cc} --shared conftest.c -o conftest.o &> /dev/null' 94 { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 95 (eval $ac_try) 2>&5 96 ac_status=$? 97 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 98 test $ac_status = 0; }; } ; 99then 100 libc_cv_gcc_s390_vx=yes 101else 102 libc_cv_gcc_s390_vx=no 103fi 104rm -f conftest* 105fi 106{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_gcc_s390_vx" >&5 107$as_echo "$libc_cv_gcc_s390_vx" >&6; } 108 109if test "$libc_cv_gcc_s390_vx" = yes ; 110then 111 $as_echo "#define HAVE_S390_VX_GCC_SUPPORT 1" >>confdefs.h 112 113fi 114 115{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 arch13 zarch instruction support" >&5 116$as_echo_n "checking for S390 arch13 zarch instruction support... " >&6; } 117if ${libc_cv_asm_s390_arch13+:} false; then : 118 $as_echo_n "(cached) " >&6 119else 120 cat > conftest.c <<\EOF 121void testinsn (char *buf) 122{ 123 __asm__ (".machine \"arch13\" \n\t" 124 ".machinemode \"zarch_nohighgprs\" \n\t" 125 "lghi %%r0,16 \n\t" 126 "mvcrl 0(%0),32(%0) \n\t" 127 "vstrs %%v20,%%v20,%%v20,%%v20,0,2" 128 : : "a" (buf) : "memory", "r0"); 129} 130EOF 131if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS --shared conftest.c 132 -o conftest.o &> /dev/null' 133 { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 134 (eval $ac_try) 2>&5 135 ac_status=$? 136 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 137 test $ac_status = 0; }; } ; 138then 139 libc_cv_asm_s390_arch13=yes 140else 141 libc_cv_asm_s390_arch13=no 142fi 143rm -f conftest* 144fi 145{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_s390_arch13" >&5 146$as_echo "$libc_cv_asm_s390_arch13" >&6; } 147if test "$libc_cv_asm_s390_arch13" = yes ; 148then 149 $as_echo "#define HAVE_S390_ARCH13_ASM_SUPPORT 1" >>confdefs.h 150 151fi 152 153 154{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 z10 zarch instruction support as default" >&5 155$as_echo_n "checking for S390 z10 zarch instruction support as default... " >&6; } 156if ${libc_cv_asm_s390_min_z10_zarch+:} false; then : 157 $as_echo_n "(cached) " >&6 158else 159 cat > conftest.c <<\EOF 160void testinsn (void *a, void *b, int n) 161{ 162 __asm__ ("exrl %2,1f \n\t" 163 "j 2f \n\t" 164 "1: mvc 0(1,%0),0(%1) \n\t" 165 "2:" 166 : : "a" (a), "a" (b), "d" (n) 167 : "memory", "cc"); 168} 169EOF 170if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS --shared conftest.c 171 -o conftest.o &> /dev/null' 172 { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 173 (eval $ac_try) 2>&5 174 ac_status=$? 175 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 176 test $ac_status = 0; }; } ; 177then 178 libc_cv_asm_s390_min_z10_zarch=yes 179else 180 libc_cv_asm_s390_min_z10_zarch=no 181fi 182rm -f conftest* 183fi 184{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_s390_min_z10_zarch" >&5 185$as_echo "$libc_cv_asm_s390_min_z10_zarch" >&6; } 186 187if test "$libc_cv_asm_s390_min_z10_zarch" = yes ; 188then 189 $as_echo "#define HAVE_S390_MIN_Z10_ZARCH_ASM_SUPPORT 1" >>confdefs.h 190 191fi 192 193{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 z196 zarch instruction support as default" >&5 194$as_echo_n "checking for S390 z196 zarch instruction support as default... " >&6; } 195if ${libc_cv_asm_s390_min_z196_zarch+:} false; then : 196 $as_echo_n "(cached) " >&6 197else 198 cat > conftest.c <<\EOF 199float testinsn (double e) 200{ 201 float d; 202 __asm__ ("ledbra %0,5,%1,4" : "=f" (d) : "f" (e) ); 203 return d; 204} 205EOF 206if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS --shared conftest.c 207 -o conftest.o &> /dev/null' 208 { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 209 (eval $ac_try) 2>&5 210 ac_status=$? 211 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 212 test $ac_status = 0; }; } ; 213then 214 libc_cv_asm_s390_min_z196_zarch=yes 215else 216 libc_cv_asm_s390_min_z196_zarch=no 217fi 218rm -f conftest* 219fi 220{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_s390_min_z196_zarch" >&5 221$as_echo "$libc_cv_asm_s390_min_z196_zarch" >&6; } 222 223if test "$libc_cv_asm_s390_min_z196_zarch" = yes ; 224then 225 $as_echo "#define HAVE_S390_MIN_Z196_ZARCH_ASM_SUPPORT 1" >>confdefs.h 226 227fi 228 229{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 z13 zarch instruction support as default" >&5 230$as_echo_n "checking for S390 z13 zarch instruction support as default... " >&6; } 231if ${libc_cv_asm_s390_min_z13_zarch+:} false; then : 232 $as_echo_n "(cached) " >&6 233else 234 cat > conftest.c <<\EOF 235int testinsn (void) 236{ 237 int i; 238 __asm__ ("vl %%v16,0(%%r15)\n\t" 239 "vlgvf %0,%%v16,0" 240 : "=d" (i) : : "memory", "v16"); 241 return i; 242} 243EOF 244if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS --shared conftest.c 245 -o conftest.o &> /dev/null' 246 { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 247 (eval $ac_try) 2>&5 248 ac_status=$? 249 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 250 test $ac_status = 0; }; } ; 251then 252 libc_cv_asm_s390_min_z13_zarch=yes 253else 254 libc_cv_asm_s390_min_z13_zarch=no 255fi 256rm -f conftest* 257fi 258{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_s390_min_z13_zarch" >&5 259$as_echo "$libc_cv_asm_s390_min_z13_zarch" >&6; } 260 261if test "$libc_cv_asm_s390_min_z13_zarch" = yes ; 262then 263 $as_echo "#define HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT 1" >>confdefs.h 264 265fi 266 267{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 arch13 zarch instruction support as default" >&5 268$as_echo_n "checking for S390 arch13 zarch instruction support as default... " >&6; } 269if ${libc_cv_asm_s390_min_arch13_zarch+:} false; then : 270 $as_echo_n "(cached) " >&6 271else 272 cat > conftest.c <<\EOF 273void testinsn (char *buf) 274{ 275 __asm__ ("lghi %%r0,16 \n\t" 276 "mvcrl 0(%0),32(%0) \n\t" 277 "vstrs %%v20,%%v20,%%v20,%%v20,0,2" 278 : : "a" (buf) : "memory", "r0"); 279} 280EOF 281if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS --shared conftest.c 282 -o conftest.o &> /dev/null' 283 { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 284 (eval $ac_try) 2>&5 285 ac_status=$? 286 $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5 287 test $ac_status = 0; }; } ; 288then 289 libc_cv_asm_s390_min_arch13_zarch=yes 290else 291 libc_cv_asm_s390_min_arch13_zarch=no 292fi 293rm -f conftest* 294fi 295{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_s390_min_arch13_zarch" >&5 296$as_echo "$libc_cv_asm_s390_min_arch13_zarch" >&6; } 297if test "$libc_cv_asm_s390_min_arch13_zarch" = yes ; 298then 299 $as_echo "#define HAVE_S390_MIN_ARCH13_ZARCH_ASM_SUPPORT 1" >>confdefs.h 300 301fi 302 303 304 305{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if $CC is sufficient to build libc on s390x" >&5 306$as_echo_n "checking if $CC is sufficient to build libc on s390x... " >&6; } 307if ${libc_cv_compiler_ok_on_s390x+:} false; then : 308 $as_echo_n "(cached) " >&6 309else 310 311cat confdefs.h - <<_ACEOF >conftest.$ac_ext 312/* end confdefs.h. */ 313 314int 315main () 316{ 317 318#if !defined __GNUC__ || __GNUC__ < 7 || (__GNUC__ == 7 && __GNUC_MINOR__ < 1) 319#error insufficient compiler for building on s390x 320#endif 321 322 ; 323 return 0; 324} 325_ACEOF 326if ac_fn_c_try_cpp "$LINENO"; then : 327 libc_cv_compiler_ok_on_s390x=yes 328else 329 libc_cv_compiler_ok_on_s390x=no 330fi 331rm -f conftest.err conftest.i conftest.$ac_ext 332fi 333{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_compiler_ok_on_s390x" >&5 334$as_echo "$libc_cv_compiler_ok_on_s390x" >&6; } 335if test "$libc_cv_compiler_ok_on_s390x" != yes; then 336 critic_missing="$critic_missing On s390x, GCC >= 7.1.0 is required." 337fi 338 339test -n "$critic_missing" && as_fn_error $? " 340*** $critic_missing" "$LINENO" 5 341