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SUSE:SLE-12-SP4:Update
glibc-utils.26366
0050-S390-Add-configure-check-to-detect-support...
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File 0050-S390-Add-configure-check-to-detect-support-for-arch1.patch of Package glibc-utils.26366
2019-03-22 Stefan Liebler <stli@linux.ibm.com> * config.h.in (HAVE_S390_MIN_ARCH13_ZARCH_ASM_SUPPORT, HAVE_S390_ARCH13_ASM_SUPPORT): New undefine. * sysdeps/s390/configure.ac: Add checks for arch13 support. * sysdeps/s390/configure: Regenerated. Index: glibc-2.22/config.h.in =================================================================== --- glibc-2.22.orig/config.h.in +++ glibc-2.22/config.h.in @@ -100,6 +100,9 @@ /* Define if assembler supports z13 zarch instructions as default on S390. */ #undef HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT +/* Define if assembler supports arch13 zarch instruction as default on S390. */ +#undef HAVE_S390_MIN_ARCH13_ZARCH_ASM_SUPPORT + /* Define if assembler supports vector instructions on S390. */ #undef HAVE_S390_VX_ASM_SUPPORT @@ -107,6 +110,9 @@ on S390. */ #undef HAVE_S390_VX_GCC_SUPPORT +/* Define if assembler supports arch13 instructions on S390. */ +#undef HAVE_S390_ARCH13_ASM_SUPPORT + /* Define if assembler supports Intel MPX. */ #undef HAVE_MPX_SUPPORT Index: glibc-2.22/sysdeps/s390/configure =================================================================== --- glibc-2.22.orig/sysdeps/s390/configure +++ glibc-2.22/sysdeps/s390/configure @@ -175,6 +175,43 @@ else $as_echo "$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 arch13 zarch instruction support" >&5 +$as_echo_n "checking for S390 arch13 zarch instruction support... " >&6; } +if ${libc_cv_asm_s390_arch13+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat > conftest.c <<\EOF +void testinsn (char *buf) +{ + __asm__ (".machine \"arch13\" \n\t" + ".machinemode \"zarch_nohighgprs\" \n\t" + "lghi %%r0,16 \n\t" + "mvcrl 0(%0),32(%0)" : : "a" (buf) : "memory", "r0"); +} +EOF +if { ac_try='${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_arch13=yes +else + libc_cv_asm_s390_arch13=no +fi +rm -f conftest* +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_s390_arch13" >&5 +$as_echo "$libc_cv_asm_s390_arch13" >&6; } +if test "$libc_cv_asm_s390_arch13" = yes ; +then + $as_echo "#define HAVE_S390_ARCH13_ASM_SUPPORT 1" >>confdefs.h + +fi + + { $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 z10 zarch instruction support as default" >&5 $as_echo_n "checking for S390 z10 zarch instruction support as default... " >&6; } if ${libc_cv_asm_s390_min_z10_zarch+:} false; then : @@ -288,5 +325,39 @@ then fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for S390 arch13 zarch instruction support as default" >&5 +$as_echo_n "checking for S390 arch13 zarch instruction support as default... " >&6; } +if ${libc_cv_asm_s390_min_arch13_zarch+:} false; then : + $as_echo_n "(cached) " >&6 +else + cat > conftest.c <<\EOF +void testinsn (char *buf) +{ + __asm__ ("lghi %%r0,16 \n\t" + "mvcrl 0(%0),32(%0)" : : "a" (buf) : "memory", "r0"); +} +EOF +if { ac_try='${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_arch13_zarch=yes +else + libc_cv_asm_s390_min_arch13_zarch=no +fi +rm -f conftest* +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libc_cv_asm_s390_min_arch13_zarch" >&5 +$as_echo "$libc_cv_asm_s390_min_arch13_zarch" >&6; } +if test "$libc_cv_asm_s390_min_arch13_zarch" = yes ; +then + $as_echo "#define HAVE_S390_MIN_ARCH13_ZARCH_ASM_SUPPORT 1" >>confdefs.h + +fi + test -n "$critic_missing" && as_fn_error $? " *** $critic_missing" "$LINENO" 5 Index: glibc-2.22/sysdeps/s390/configure.ac =================================================================== --- glibc-2.22.orig/sysdeps/s390/configure.ac +++ glibc-2.22/sysdeps/s390/configure.ac @@ -84,6 +84,32 @@ else AC_MSG_WARN([Use binutils with vector-support in order to use optimized implementations.]) fi +AC_CACHE_CHECK(for S390 arch13 zarch instruction support, + libc_cv_asm_s390_arch13, [dnl +cat > conftest.c <<\EOF +void testinsn (char *buf) +{ + __asm__ (".machine \"arch13\" \n\t" + ".machinemode \"zarch_nohighgprs\" \n\t" + "lghi %%r0,16 \n\t" + "mvcrl 0(%0),32(%0)" : : "a" (buf) : "memory", "r0"); +} +EOF +dnl test, if assembler supports S390 arch13 instructions +if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS --shared conftest.c + -o conftest.o &> /dev/null]) ; +then + libc_cv_asm_s390_arch13=yes +else + libc_cv_asm_s390_arch13=no +fi +rm -f conftest* ]) +if test "$libc_cv_asm_s390_arch13" = yes ; +then + AC_DEFINE(HAVE_S390_ARCH13_ASM_SUPPORT) +fi + + AC_CACHE_CHECK(for S390 z10 zarch instruction support as default, libc_cv_asm_s390_min_z10_zarch, [dnl cat > conftest.c <<\EOF @@ -167,5 +193,28 @@ then AC_DEFINE(HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT) fi +AC_CACHE_CHECK(for S390 arch13 zarch instruction support as default, + libc_cv_asm_s390_min_arch13_zarch, [dnl +cat > conftest.c <<\EOF +void testinsn (char *buf) +{ + __asm__ ("lghi %%r0,16 \n\t" + "mvcrl 0(%0),32(%0)" : : "a" (buf) : "memory", "r0"); +} +EOF +dnl test, if assembler supports S390 arch13 zarch instructions as default +if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS $LDFLAGS --shared conftest.c + -o conftest.o &> /dev/null]) ; +then + libc_cv_asm_s390_min_arch13_zarch=yes +else + libc_cv_asm_s390_min_arch13_zarch=no +fi +rm -f conftest* ]) +if test "$libc_cv_asm_s390_min_arch13_zarch" = yes ; +then + AC_DEFINE(HAVE_S390_MIN_ARCH13_ZARCH_ASM_SUPPORT) +fi + test -n "$critic_missing" && AC_MSG_ERROR([ *** $critic_missing])
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