dnl -*- shell-script -*- dnl dnl Copyright (c) 2004-2009 The Trustees of Indiana University and Indiana dnl University Research and Technology dnl Corporation. All rights reserved. dnl Copyright (c) 2004-2005 The University of Tennessee and The University dnl of Tennessee Research Foundation. All rights dnl reserved. dnl Copyright (c) 2004-2007 High Performance Computing Center Stuttgart, dnl University of Stuttgart. All rights reserved. dnl Copyright (c) 2004-2005 The Regents of the University of California. dnl All rights reserved. dnl Copyright (c) 2006-2017 Cisco Systems, Inc. All rights reserved dnl Copyright (c) 2006-2008 Sun Microsystems, Inc. All rights reserved. dnl Copyright (c) 2006-2007 Los Alamos National Security, LLC. All rights dnl reserved. dnl Copyright (c) 2009 Oak Ridge National Labs. All rights reserved. dnl Copyright (c) 2014-2020 Research Organization for Information Science dnl and Technology (RIST). All rights reserved. dnl Copyright (c) 2016 IBM Corporation. All rights reserved. dnl $COPYRIGHT$ dnl dnl Additional copyrights may follow dnl dnl $HEADER$ dnl AC_DEFUN([OMPI_SETUP_MPI_FORTRAN],[ # Default to building nothing OMPI_BUILD_FORTRAN_BINDINGS=$OMPI_FORTRAN_NO_BINDINGS OMPI_FORTRAN_BUILD_SIZEOF=0 OMPI_FORTRAN_USEMPI_DIR= OMPI_FORTRAN_USEMPI_LIB= OMPI_FORTRAN_USEMPIF08_LIB= OMPI_FORTRAN_MAX_ARRAY_RANK=0 OMPI_FORTRAN_HAVE_INTERFACE=0 OMPI_FORTRAN_HAVE_IGNORE_TKR=0 OMPI_FORTRAN_HAVE_OPTIONAL_ARGS=0 OMPI_FORTRAN_HAVE_BIND_C=0 OMPI_FORTRAN_HAVE_ISO_FORTRAN_ENV=0 OMPI_FORTRAN_HAVE_STORAGE_SIZE=0 OMPI_FORTRAN_HAVE_ISO_C_BINDING=0 OMPI_FORTRAN_HAVE_BIND_C_SUB=0 OMPI_FORTRAN_HAVE_BIND_C_TYPE=0 OMPI_FORTRAN_HAVE_BIND_C_TYPE_NAME=0 OMPI_FORTRAN_HAVE_F08_ASSUMED_RANK=0 OMPI_FORTRAN_HAVE_PRIVATE=0 # These macros control symbol names for Fortran/C interoperability # OMPI_F08_SUFFIX="_f08" OMPI_F_SUFFIX="_f" OMPI_MPI_PREFIX="MPI_" OMPI_MPI_BIND_PREFIX="mpi_" # Open MPI now treats $F77 and $FC the same, meaning that we # expect them to be the same back-end compiler. If they're not, # results are undefined. We do a cursory check to see that FC and # F77 are the same string value (if they're defined). If they're # not, we'll issue a warning, but keep going on the assumption # that they're the same back-end compiler (e.g., pgf77 and pgf90). # Open MPI only uses $FC and $FCFLAGS -- $F77 and $FFLAGS are now # ignored. AS_IF([test "$F77" != "" || test "$FFLAGS" != ""], [AC_MSG_WARN([Open MPI now ignores the F77 and FFLAGS environment variables; only the FC and FCFLAGS environment variables are used.]) sleep 5]) #----------------------------------------------------------------------- # If we want any of the Fortran MPI bindings, setup the Fortran compiler #----------------------------------------------------------------------- ompi_fortran_happy=0 # $LN_S is used below AC_PROG_LN_S ompi_fortran_double_underscore=0 ompi_fortran_single_underscore=0 ompi_fortran_caps=0 ompi_fortran_plain=0 AC_DEFINE_UNQUOTED([OMPI_FORTRAN_MPIFH_BINDINGS], [$OMPI_FORTRAN_MPIFH_BINDINGS], [Whether we are building support for the mpif.h bindings or not]) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_USEMPI_BINDINGS], [$OMPI_FORTRAN_USEMPI_BINDINGS], [Whether we are building support for the "use mpi" bindings or not]) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_USEMPIF08_BINDINGS], [$OMPI_FORTRAN_USEMPIF08_BINDINGS], [Whether we are building support for the "use mpif08" bindings or not]) AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -gt $OMPI_FORTRAN_NO_BINDINGS], [OMPI_SETUP_FC([ompi_fortran_happy=1])]) # These values will be determined by SETUP_FC. We must always # AC_DEFINE these results, even in the --disable-mpi-fortran case, # for ompi_info. AC_DEFINE_UNQUOTED([OMPI_FORTRAN_DOUBLE_UNDERSCORE], [$ompi_fortran_double_underscore], [Whether fortran symbols have a trailing double underscore or not]) OMPI_FORTRAN_DOUBLE_UNDERSCORE=$ompi_fortran_double_underscore AC_SUBST(OMPI_FORTRAN_DOUBLE_UNDERSCORE) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_SINGLE_UNDERSCORE], [$ompi_fortran_single_underscore], [Whether fortran symbols have a trailing underscore or not]) OMPI_FORTRAN_SINGLE_UNDERSCORE=$ompi_fortran_single_underscore AC_SUBST(OMPI_FORTRAN_SINGLE_UNDERSCORE) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_CAPS], [$ompi_fortran_caps], [Whether fortran symbols are all caps or not]) OMPI_FORTRAN_CAPS=$ompi_fortran_caps AC_SUBST(OMPI_FORTRAN_CAPS) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_PLAIN], [$ompi_fortran_plain], [Whether fortran symbols have no trailing underscore or not]) OMPI_FORTRAN_PLAIN=$ompi_fortran_plain AC_SUBST(OMPI_FORTRAN_PLAIN) # Check to see if any of the MPI Fortran bindings were # specifically requested. If so, and we weren't able to setup the # Fortran compiler properly, it's an error. AS_IF([test $ompi_fortran_happy -eq 0 && \ test $OMPI_MIN_REQUIRED_FORTRAN_BINDINGS -gt $OMPI_FORTRAN_NO_BINDINGS], [AC_MSG_WARN([MPI Fortran bindings requested, but no suitable Fortran compiler found]) AC_MSG_ERROR([Cannot continue])]) # This allows us to mark bogus types, but still have them be a valid # [sentinel] value AC_DEFINE([ompi_fortran_bogus_type_t], [int], [A bogus type that allows us to have sentinel type values that are still valid]) # These get filled in as we check for each type OMPI_FORTRAN_IKINDS= OMPI_FORTRAN_RKINDS= OMPI_FORTRAN_CKINDS= # We want to set the #define's for all of these, so invoke the macros # regardless of whether we have F77 support or not. OMPI_FORTRAN_CHECK([CHARACTER], [yes], [char, int32_t, int, int64_t, long long, long], [-1], [yes]) OMPI_FORTRAN_CHECK([LOGICAL], [yes], [char, int32_t, int, int64_t, long long, long], [-1], [yes]) OMPI_FORTRAN_CHECK([LOGICAL*1], [yes], [char, int8_t, short, int32_t, int, int64_t, long long, long], [1], [yes]) OMPI_FORTRAN_CHECK([LOGICAL*2], [yes], [short, int16_t, int32_t, int, int64_t, long long, long], [2], [yes]) OMPI_FORTRAN_CHECK([LOGICAL*4], [yes], [int32_t, int, int64_t, long long, long], [4], [yes]) OMPI_FORTRAN_CHECK([LOGICAL*8], [yes], [int, int64_t, long long, long], [8], [yes]) OMPI_FORTRAN_CHECK([INTEGER], [yes], [int32_t, int, int64_t, long long, long], [-1], [yes]) OMPI_FORTRAN_CHECK([INTEGER*1], [no], [char, int8_t, short, int, int64_t, long long, long], [1], [yes]) OMPI_FORTRAN_CHECK([INTEGER*2], [no], [short, int16_t, int32_t, int, int64_t, long long, long], [2], [yes]) OMPI_FORTRAN_CHECK([INTEGER*4], [no], [int32_t, int, int64_t, long long, long], [4], [yes]) OMPI_FORTRAN_CHECK([INTEGER*8], [no], [int, int64_t, long long, long], [8], [yes]) OMPI_FORTRAN_CHECK([INTEGER*16], [no], [int, int64_t, long long, long], [16], [yes]) OMPI_FORTRAN_CHECK([REAL], [yes], [float, double, long double], [-1], [yes]) OMPI_FORTRAN_CHECK([REAL*2], [no], [float, double, long double], [2], [yes]) OMPI_FORTRAN_CHECK([REAL*4], [no], [float, double, long double], [4], [yes]) OMPI_FORTRAN_CHECK([REAL*8], [no], [float, double, long double], [8], [yes]) OMPI_FORTRAN_CHECK([REAL*16], [no], [float, double, long double], [16], [yes]) # In some compilers, the bit representation of REAL*16 is not the same # as the C counterpart that we found. If this is the case, then we # want to disable reduction support for MPI_REAL16 (per ticket #1603). OMPI_FORTRAN_CHECK_REAL16_C_EQUIV OMPI_FORTRAN_CHECK([DOUBLE PRECISION], [yes], [float, double, long double], [-1], [yes]) OMPI_FORTRAN_CHECK([COMPLEX], [yes], [float _Complex, double _Complex], [-1], [no]) # The complex*N tests are a bit different (note: the complex tests are # the same as all the rest, because complex is a composite of two # reals, which we *have* to have. It's only the complex*N tests that # are different). The fortran complex types are composites of the # real*(N/2) types. So for us to support complex*N, two conditions # must be true: # # a) we must support real*(N/2) (i.e., compiler supports it and we # have a back-end C type for it) # b) compiler supports complex*N OMPI_FORTRAN_CHECK([COMPLEX*4], [no], [float _Complex], [4], [no]) OMPI_FORTRAN_CHECK([COMPLEX*8], [no], [float _Complex, double _Complex, long double _Complex], [8], [no]) OMPI_FORTRAN_CHECK([COMPLEX*16], [no], [float _Complex, double _Complex, long double _Complex], [16], [no]) OMPI_FORTRAN_CHECK([COMPLEX*32], [no], [float _Complex, double _Complex, long double _Complex], [32], [no]) # Double precision complex types are not standard, but many # compilers support it. Code should be wrapped with #ifdef # OMPI_HAVE_FORTRAN_DOUBLE_COMPLEX OMPI_FORTRAN_CHECK([DOUBLE COMPLEX], [no], [float _Complex, double _Complex, long double _Complex], [-1], [no]) # Regardless of whether we have fortran bindings, or even a # fortran compiler, get the max value for a fortran MPI handle # (this macro handles the case where we don't have a fortran # compiler). OMPI_FORTRAN_GET_HANDLE_MAX # Check for Fortran compilers value of TRUE and for the correct # assumption on LOGICAL for conversion into what C considers to be # a true value. OMPI_FORTRAN_GET_VALUE_TRUE OMPI_FORTRAN_CHECK_LOGICAL_ARRAY # Find out how many array ranks this compiler supports. OMPI_FORTRAN_CHECK_MAX_ARRAY_RANK # How big should MPI_STATUS_SIZE be? (i.e., the size of # MPI_STATUS, expressed in units of Fortran INTEGERs). The C # equivalent of MPI_Status contains 4 C ints and a size_t. OMPI_FORTRAN_STATUS_SIZE=0 AC_MSG_CHECKING([for the value of MPI_STATUS_SIZE]) bytes=`expr 4 \* $ac_cv_sizeof_int + $ac_cv_sizeof_size_t` num_integers=`expr $bytes / $ac_cv_sizeof_int` sanity=`expr $num_integers \* $ac_cv_sizeof_int` AS_IF([test "$sanity" != "$bytes"], [AC_MSG_RESULT([unknown!]) AC_MSG_WARN([WARNING: Size of C int: $ac_cv_sizeof_int]) AC_MSG_WARN([WARNING: Size of C size_t: $ac_cv_sizeof_size_t]) AC_MSG_WARN([WARNING: Size of Fortran INTEGER: $OMPI_SIZEOF_FORTRAN_INTEGER]) AC_MSG_WARN([Could not make this work out evenly...!]) AC_MSG_ERROR([Cannot continue])]) OMPI_FORTRAN_STATUS_SIZE=$num_integers AC_MSG_RESULT([$OMPI_FORTRAN_STATUS_SIZE Fortran INTEGERs]) AC_SUBST(OMPI_FORTRAN_STATUS_SIZE) # Setup for the compilers that don't support ignore TKR functionality OPAL_UNIQ(OMPI_FORTRAN_IKINDS) AC_SUBST(OMPI_FORTRAN_IKINDS) OPAL_UNIQ(OMPI_FORTRAN_RKINDS) AC_SUBST(OMPI_FORTRAN_RKINDS) OPAL_UNIQ(OMPI_FORTRAN_CKINDS) AC_SUBST(OMPI_FORTRAN_CKINDS) # We can't use C_INTxx_T KIND values in mpif.h because many # existing MPI Fortran applications are of the form: # # program main # implicit none # include 'mpif.h' # # ...and you can't have a "use..." statement before that (to get # the Fortran/C interop C_INTxx_T KIND values). So figure out # those KIND values here and just substitue them in via # AC_DEFINE's. Kinda gross, but there you are. :-\ OMPI_FORTRAN_GET_KIND_VALUE([C_INT16_T], 4, [OMPI_FORTRAN_C_INT16_T_KIND]) OMPI_FORTRAN_GET_KIND_VALUE([C_INT32_T], 9, [OMPI_FORTRAN_C_INT32_T_KIND]) OMPI_FORTRAN_GET_KIND_VALUE([C_INT64_T], 18, [OMPI_FORTRAN_C_INT64_T_KIND]) #-------------------------------------------------------- # Fortran mpif.h MPI bindings #-------------------------------------------------------- AC_MSG_CHECKING([if building Fortran mpif.h bindings]) AS_IF([test $ompi_fortran_happy -eq 1], [OMPI_BUILD_FORTRAN_BINDINGS=$OMPI_FORTRAN_MPIFH_BINDINGS AC_MSG_RESULT([yes])], [OMPI_TRY_FORTRAN_BINDINGS=$OMPI_FORTRAN_NO_BINDINGS AC_MSG_RESULT([no])]) # "INTERFACE" is needed for MPI_SIZEOF AS_IF([test $ompi_fortran_happy -eq 1], [OMPI_FORTRAN_CHECK_INTERFACE( [OMPI_FORTRAN_HAVE_INTERFACE=1], [OMPI_FORTRAN_HAVE_INTERFACE=0])]) AC_SUBST(OMPI_FORTRAN_HAVE_INTERFACE) # The iso_fortran_env module is needed for MPI_SIZEOF AS_IF([test $ompi_fortran_happy -eq 1], [OMPI_FORTRAN_CHECK_ISO_FORTRAN_ENV( [OMPI_FORTRAN_HAVE_ISO_FORTRAN_ENV=1], [OMPI_FORTRAN_HAVE_ISO_FORTRAN_ENV=0])]) AC_SUBST(OMPI_FORTRAN_HAVE_ISO_FORTRAN_ENV) # Ensure that the fortran compiler supports STORAGE_SIZE for # enough relevant types. AS_IF([test $ompi_fortran_happy -eq 1], [OMPI_FORTRAN_CHECK_STORAGE_SIZE( [OMPI_FORTRAN_HAVE_STORAGE_SIZE=1], [OMPI_FORTRAN_HAVE_STORAGE_SIZE=0])]) AC_SUBST(OMPI_FORTRAN_HAVE_STORAGE_SIZE) # We need INTERFACE, ISO_FORTRAN_ENV, and STORAGE_SIZE() support # to build MPI_SIZEOF support AS_IF([test $ompi_fortran_happy -eq 1 && \ test $OMPI_FORTRAN_HAVE_INTERFACE -eq 1 && \ test $OMPI_FORTRAN_HAVE_ISO_FORTRAN_ENV -eq 1 && \ test $OMPI_FORTRAN_HAVE_STORAGE_SIZE -eq 1], [OMPI_FORTRAN_BUILD_SIZEOF=1], [OMPI_FORTRAN_BUILD_SIZEOF=0]) AC_SUBST(OMPI_FORTRAN_BUILD_SIZEOF) #-------------------------------------------- # Fortran use mpi or use mpi_f08 MPI bindings #-------------------------------------------- AS_IF([test $ompi_fortran_happy -eq 1 && \ test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPI_BINDINGS], [ # Look for the fortran module compiler flag OMPI_FORTRAN_FIND_MODULE_INCLUDE_FLAG([], [AC_MSG_WARN([*** Could not determine the fortran compiler flag to indicate where modules reside]) AC_MSG_ERROR([*** Cannot continue])]) # Look for ignore TKR syntax OMPI_FORTRAN_CHECK_IGNORE_TKR([OMPI_FORTRAN_HAVE_IGNORE_TKR=1]) ]) # If we got here, we can build the mpi module if it was requested. # Decide whether to build the ignore TKR version or the # non-ignore-TKR/legacy version. AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPI_BINDINGS && \ test $ompi_fortran_happy -eq 1], [OMPI_BUILD_FORTRAN_BINDINGS=$OMPI_FORTRAN_USEMPI_BINDINGS AS_IF([test $OMPI_FORTRAN_HAVE_IGNORE_TKR -eq 1], [OMPI_FORTRAN_USEMPI_DIR=mpi/fortran/use-mpi-ignore-tkr OMPI_FORTRAN_USEMPI_LIB=-l${with_libmpi_name}_usempi_ignore_tkr], [OMPI_FORTRAN_USEMPI_DIR=mpi/fortran/use-mpi-tkr OMPI_FORTRAN_USEMPI_LIB=-l${with_libmpi_name}_usempi]) ]) OMPI_FORTRAN_HAVE_ISO_C_BINDING=0 AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPI_BINDINGS && \ test $ompi_fortran_happy -eq 1], [OMPI_FORTRAN_CHECK_ISO_C_BINDING( [OMPI_FORTRAN_HAVE_ISO_C_BINDING=1], [OMPI_FORTRAN_HAVE_ISO_C_BINDING=0])]) AC_MSG_CHECKING([if building Fortran 'use mpi' bindings]) AS_IF([test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPI_BINDINGS], [AC_MSG_RESULT([yes])], [OMPI_TRY_FORTRAN_BINDINGS=$OMPI_FORTRAN_MPIFH_BINDINGS AC_MSG_RESULT([no])]) #--------------------------------- # Fortran use mpi_f08 MPI bindings #--------------------------------- # If we got all the stuff from above, then also look for the new # F08 syntax that we can use for the use_mpif08 module. # We need to have ignore TKR functionality to build the mpi_f08 # module AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS && \ test $OMPI_FORTRAN_HAVE_IGNORE_TKR -eq 1], [OMPI_BUILD_FORTRAN_BINDINGS=$OMPI_FORTRAN_USEMPIF08_BINDINGS OMPI_FORTRAN_F08_PREDECL=$OMPI_FORTRAN_IGNORE_TKR_PREDECL OMPI_FORTRAN_F08_TYPE=$OMPI_FORTRAN_IGNORE_TKR_TYPE ]) # The mpi_f08 module in this version of Open MPI does not properly # handle if sizeof(INTEGER) != sizeof(int) with the mpi_f08 # bindings. As of July 2020, this issue is fixed on master / what # will eventually become Open MPI v5.0.x, but the fix causes an # ABI break. Hence, we're not going to fix it here on this # release branch. # # This is a bit of a quandry, however, because up until v4.0.4, we # built the Open MPI F08 bindings by default (if the compiler # supported them), even in this problematic scenario. Meaning: a # user could use the exact same compilers + configure command line # between v4.0.4 and v4.0.5 and suddenly -- probably unexpectedly # -- not get F08 bindings. That seems a little weird. # # Instead, if we're in the "bad" scenario (sizeof(int) != # sizeof(INTEGER)), if the user didn't explicitly disable the # mpi_f08 module, we'll print a Giant Error Message (GEM) and tell # them what their options are. This may be slightly annoying for # the user, but it at least it won't violate the Law of Least # Surprise. # # Note that mpif.h and mpi module are still ok in the sizeof(int) # != sizeof(INTEGER) scenario; this isssue *only* affects the use # of mpi_f08's TYPE(MPI_Status). # # The following URLs shed some light on this decision: # # - https://github.com/open-mpi/ompi/pull/7921 -- in particular, # the comment at # https://github.com/open-mpi/ompi/pull/7921#issuecomment-656418618 # - https://github.com/open-mpi/ompi/pull/7922 -- in particlar, # the comment at # https://github.com/open-mpi/ompi/pull/7922#issuecomment-656788803 # AC_MSG_CHECKING([if sizeof(C int) == sizeof(Fortran INTEGER)]) AS_IF([test $ac_cv_sizeof_int -eq $OMPI_SIZEOF_FORTRAN_INTEGER], [AC_MSG_RESULT([yes])], [AC_MSG_RESULT([no]) AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [c=$ac_cv_sizeof_int f=$OMPI_SIZEOF_FORTRAN_INTEGER cat <32 characters, and the same compilers that # exhibit b) also seem to not support BIND(C) names that are >32 # characters (i.e., a)). Hence, the following BIND(C) test checks # to ensure that BIND(C, name="foo") works, where "foo" is # actually a name >32 characters. OMPI_FORTRAN_HAVE_BIND_C_TYPE_NAME=0 AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS && \ test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [ # If we don't have TYPE, BIND(C, name="foo"), we won't build mpi_f08 at all OMPI_FORTRAN_CHECK_BIND_C_TYPE_NAME( [ # If we got here, we have all the required forms of # BIND(C), so set the top-level _BIND_C variable to 1. OMPI_FORTRAN_HAVE_BIND_C=1 OMPI_FORTRAN_HAVE_BIND_C_TYPE_NAME=1], [OMPI_FORTRAN_HAVE_BIND_C_TYPE_NAME=0 OMPI_BUILD_FORTRAN_BINDINGS=$OMPI_FORTRAN_USEMPI_BINDINGS])]) # Per https://svn.open-mpi.org/trac/ompi/ticket/4590, if the # Fortran compiler doesn't support PROCEDURE in the way we # want/need, disable the mpi_f08 module. OMPI_FORTRAN_HAVE_PROCEDURE=0 AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS && \ test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [ # Does the compiler support "procedure" OMPI_FORTRAN_CHECK_PROCEDURE( [OMPI_FORTRAN_HAVE_PROCEDURE=1], [OMPI_FORTRAN_HAVE_PROCEDURE=0 OMPI_BUILD_FORTRAN_BINDINGS=$OMPI_FORTRAN_USEMPI_BINDINGS])]) # Per https://github.com/open-mpi/ompi/issues/857, if the Fortran # compiler doesn't properly support "USE ... ONLY" notation, # disable the mpi_f08 module. OMPI_FORTRAN_HAVE_USE_ONLY=0 AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS && \ test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [ # Does the compiler support "USE ... ONLY" OMPI_FORTRAN_CHECK_USE_ONLY( [OMPI_FORTRAN_HAVE_USE_ONLY=1], [OMPI_FORTRAN_HAVE_USE_ONLY=0 OMPI_BUILD_FORTRAN_BINDINGS=$OMPI_FORTRAN_USEMPI_BINDINGS])]) OMPI_FORTRAN_HAVE_OPTIONAL_ARGS=0 AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS && \ test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [ # Does the compiler have optional arguments? OMPI_FORTRAN_CHECK_OPTIONAL_ARGS( [OMPI_FORTRAN_HAVE_OPTIONAL_ARGS=1], [OMPI_FORTRAN_HAVE_OPTIONAL_ARGS=0 OMPI_BUILD_FORTRAN_BINDINGS=$OMPI_FORTRAN_USEMPI_BINDINGS])]) OMPI_FORTRAN_HAVE_C_FUNLOC=0 AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS && \ test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [ # Does the compiler supports c_funloc per # TS 29113 subclause 8.1 ? OMPI_FORTRAN_CHECK_C_FUNLOC( [OMPI_FORTRAN_HAVE_C_FUNLOC=1], [OMPI_FORTRAN_HAVE_C_FUNLOC=0 OMPI_BUILD_FORTRAN_BINDINGS=$OMPI_FORTRAN_USEMPI_BINDINGS])]) OMPI_FORTRAN_HAVE_PRIVATE=0 AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS && \ test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [ # Does the compiler support "private" OMPI_FORTRAN_CHECK_PRIVATE( [OMPI_FORTRAN_HAVE_PRIVATE=1], [OMPI_FORTRAN_HAVE_PRIVATE=0])]) OMPI_FORTRAN_HAVE_PROTECTED=0 AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS && \ test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [ # Does the compiler support "protected" OMPI_FORTRAN_CHECK_PROTECTED( [OMPI_FORTRAN_HAVE_PROTECTED=1], [OMPI_FORTRAN_HAVE_PROTECTED=0])]) OMPI_FORTRAN_HAVE_ABSTRACT=0 AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS && \ test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [ # Does the compiler support "abstract" OMPI_FORTRAN_CHECK_ABSTRACT( [OMPI_FORTRAN_HAVE_ABSTRACT=1], [OMPI_FORTRAN_HAVE_ABSTRACT=0])]) OMPI_FORTRAN_HAVE_ASYNCHRONOUS=0 AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS && \ test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [ # Does the compiler support "asynchronous" OMPI_FORTRAN_CHECK_ASYNCHRONOUS( [OMPI_FORTRAN_HAVE_ASYNCHRONOUS=1], [OMPI_FORTRAN_HAVE_ASYNCHRONOUS=0])]) OMPI_FORTRAN_F08_HANDLE_SIZE=4 OMPI_FORTRAN_F08_HANDLE_ALIGNMENT=4 AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS && \ test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [ # How big are derived types with a single INTEGER? OMPI_FORTRAN_GET_SIZEOF([type, BIND(C) :: test_mpi_handle integer :: MPI_VAL end type test_mpi_handle], [type(test_mpi_handle)], [OMPI_FORTRAN_F08_HANDLE_SIZE]) OMPI_FORTRAN_F08_GET_HANDLE_ALIGNMENT( [type(test_mpi_handle)], [OMPI_FORTRAN_F08_HANDLE_ALIGNMENT]) ]) OMPI_FORTRAN_NEED_WRAPPER_ROUTINES=1 OMPI_FORTRAN_F08_PREDECL='!' OMPI_FORTRAN_F08_TYPE=real OMPI_FORTRAN_HAVE_F08_ASSUMED_RANK=0 AS_IF([test $OMPI_TRY_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS && \ test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [ # Look for Fortran 2008 assumed rank syntax OMPI_FORTRAN_CHECK_F08_ASSUMED_RANK( [ # If we have assumed rank, we can build the use # mpi_f08 module "better" OMPI_FORTRAN_F08_PREDECL='!' OMPI_FORTRAN_F08_TYPE='type(*), dimension(..)' OMPI_FORTRAN_HAVE_F08_ASSUMED_RANK=1]) # Which mpi_f08 implementation are we using? # a) compiler supports BIND(C) and optional arguments # ("good" compilers) # b) compiler that does not support the items listed # in b) ("bad" compilers) AC_MSG_CHECKING([which mpi_f08 implementation to build]) AS_IF([test $OMPI_FORTRAN_HAVE_OPTIONAL_ARGS -eq 1], [ # Case a) "good compiler" OMPI_FORTRAN_NEED_WRAPPER_ROUTINES=0 AC_MSG_RESULT(["good" compiler, no array subsections]) ], [ # Case b) "bad compiler" OMPI_FORTRAN_NEED_WRAPPER_ROUTINES=1 AC_MSG_RESULT(["bad" compiler, no array subsections]) ]) ]) # Note: the current implementation *only* has wrappers; # there is no optimized implementation for a "good" # compiler. I'm leaving the above logic in place for # if we ever do the optimized/no-wrapper # implementation, but for now, I'm just hard-wiring # OMPI_FORTRAN_NEED_WRAPPER_ROUTINES to 1 when we're # building the F08 wrappers. AS_IF([test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [OMPI_FORTRAN_NEED_WRAPPER_ROUTINES=1], [OMPI_FORTRAN_NEED_WRAPPER_ROUTINES=0]) AC_MSG_CHECKING([if building Fortran 'use mpi_f08' bindings]) AS_IF([test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS], [OMPI_FORTRAN_USEMPIF08_LIB=-l${with_libmpi_name}_usempif08 AC_MSG_RESULT([yes])], [OMPI_TRY_FORTRAN_BINDIGS=$OMPI_FORTRAN_USEMPI_BINDINGS AC_MSG_RESULT([no])]) # If Fortran bindings is requested, make sure at least one can be built AS_IF([test $OMPI_MIN_REQUIRED_FORTRAN_BINDINGS -gt $OMPI_BUILD_FORTRAN_BINDINGS], [AC_MSG_ERROR([Cannot build requested Fortran bindings, aborting])]) # ------------------- # mpif.h final setup # ------------------- # A preprocessor header file just for Fortran. We cannot use AC # CONFIG_HEADER because it adds a /* */-style comment at the top, # and this header file must be usable in .F90 files. :-( AC_CONFIG_FILES([ompi/mpi/fortran/configure-fortran-output.h]) # Values for wrapper compilers OMPI_FC=$FC set dummy $OMPI_FC OMPI_FC_ARGV0=[$]2 AS_IF([test -n "$OMPI_FC_ARGV0"], [BASEFC="`basename $OMPI_FC_ARGV0`" OPAL_WHICH([$OMPI_FC_ARGV0], [OMPI_FC_ABSOLUTE])], [OMPI_FC=none BASEFC=none OMPI_FC_ABSOLUTE=none]) AC_SUBST(OMPI_FC) AC_SUBST(OMPI_FC_ABSOLUTE) AC_DEFINE_UNQUOTED(OMPI_FC, ["$OMPI_FC"], [Underlying Fortran compiler]) AC_DEFINE_UNQUOTED(OMPI_FC_ABSOLUTE, ["$OMPI_FC_ABSOLUTE"], [Absolutey path to the underlying Fortran compiler found by configure]) # These go into ompi/info/param.c AC_DEFINE_UNQUOTED([OMPI_FORTRAN_BUILD_SIZEOF], [$OMPI_FORTRAN_BUILD_SIZEOF], [Whether the mpif.h interface supports the MPI_SIZEOF interface or not]) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_HAVE_INTERFACE], [$OMPI_FORTRAN_HAVE_INTERFACE], [Whether the compiler supports INTERFACE or not]) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_HAVE_ISO_FORTRAN_ENV], [$OMPI_FORTRAN_HAVE_ISO_FORTRAN_ENV], [Whether the compiler supports ISO_FORTRAN_ENV or not]) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_HAVE_STORAGE_SIZE], [$OMPI_FORTRAN_HAVE_STORAGE_SIZE], [Whether the compiler supports STORAGE_SIZE on relevant types]) # This conditional is used to determine whether we compile the # various .f90 files that contain MPI_SIZEOF implementations. AM_CONDITIONAL([BUILD_FORTRAN_SIZEOF], [test $OMPI_FORTRAN_BUILD_SIZEOF -eq 1]) # There are 2 layers to the MPI mpif.h layer. The only extra thing # that determine mpif.h bindings is that fortran can be disabled # by user. In such cases, we need to not build the target at all. # One layer generates MPI_ bindings. The other layer # generates PMPI_ bindings. The following conditions # determine whether each (or both) these layers are built. # # Superceeding clause: # - Fortran bindings should be enabled, else everything is # disabled # 1. MPI_ bindings are needed if: # - Profiling is not required # - Profiling is required but weak symbols are not supported # 2. PMPI_ bindings are needed if profiling is required. # # Hence we define 2 conditionals which tell us whether each of # these layers need to be built or NOT AM_CONDITIONAL(BUILD_MPI_FORTRAN_MPIFH_BINDINGS_LAYER, [test $OMPI_PROFILING_COMPILE_SEPARATELY -eq 1 && \ test $OMPI_BUILD_FORTRAN_BINDINGS -gt $OMPI_FORTRAN_NO_BINDINGS]) AM_CONDITIONAL(BUILD_PMPI_FORTRAN_MPIFH_BINDINGS_LAYER, [test $OMPI_BUILD_FORTRAN_BINDINGS -gt $OMPI_FORTRAN_NO_BINDINGS]) AM_CONDITIONAL(OMPI_BUILD_FORTRAN_MPIFH_BINDINGS, [test $OMPI_BUILD_FORTRAN_BINDINGS -gt $OMPI_FORTRAN_NO_BINDINGS]) # ------------------- # use mpi final setup # ------------------- # This goes into ompi/Makefile.am AC_SUBST(OMPI_FORTRAN_USEMPI_DIR) # This goes into mpifort-wrapper-data.txt AC_SUBST(OMPI_FORTRAN_USEMPI_LIB) # These go into mpi-ignore-tkr-interfaces.h / mpi-ignore-tkr-file-interfaces.h AC_SUBST(OMPI_FORTRAN_IGNORE_TKR_PREDECL) AC_SUBST(OMPI_FORTRAN_IGNORE_TKR_TYPE) # These go into ompi/info/param.c AC_DEFINE_UNQUOTED([OMPI_FORTRAN_IGNORE_TKR_PREDECL], ["$OMPI_FORTRAN_IGNORE_TKR_PREDECL"], [Pre declaration for FORTRAN ignore parameter TKR behavior]) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_IGNORE_TKR_TYPE], [$type], [Type declaration for FORTRAN ignore parameter TKR behavior]) AC_DEFINE_UNQUOTED(OMPI_FORTRAN_HAVE_IGNORE_TKR, [$OMPI_FORTRAN_HAVE_IGNORE_TKR], [Whether the Fortran compiler supports ignore TKR functionality or not]) # Somewhat redundant because ompi/Makefile.am won't traverse into # the unused "use mpi" directory, but we might as well have the # ompi/mpi/fortran/use-mpi*/Makefile.ams be safe, too. # True if we're building either "use mpi" bindings AM_CONDITIONAL(OMPI_BUILD_FORTRAN_USEMPI_BINDINGS, [test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPI_BINDINGS || \ test $OMPI_FORTRAN_HAVE_IGNORE_TKR -eq 1]) # True if we're building the old TKR-style bindings AM_CONDITIONAL(OMPI_BUILD_FORTRAN_USEMPI_TKR_BINDINGS, [test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPI_BINDINGS && \ test $OMPI_FORTRAN_HAVE_IGNORE_TKR -eq 0]) # True if we're building the new ignore-TKR-style bindings AM_CONDITIONAL(OMPI_BUILD_FORTRAN_USEMPI_IGNORE_TKR_BINDINGS, [test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPI_BINDINGS && \ test $OMPI_FORTRAN_HAVE_IGNORE_TKR -eq 1]) # ------------------- # use mpi_f08 final setup # ------------------- # This goes into mpifort-wrapper-data.txt AC_SUBST(OMPI_FORTRAN_USEMPIF08_LIB) # These go into interfaces/mpi-f08-interfaces-[no]bind.h (and # mpi-f*-interfaces*.h files) AC_SUBST(OMPI_FORTRAN_F08_PREDECL) AC_SUBST(OMPI_FORTRAN_F08_TYPE) AC_SUBST(OMPI_MPI_PREFIX) AC_SUBST(OMPI_MPI_BIND_PREFIX) AC_SUBST(OMPI_F08_SUFFIX) AC_SUBST(OMPI_F_SUFFIX) # This is used to generate weak symbols (or not) in # ompi/mpi/fortran/mpif-h/_f.c, and # ompi/mpi/fortran/configure-fortran-output.h. AC_SUBST(OMPI_FORTRAN_NEED_WRAPPER_ROUTINES) AC_DEFINE_UNQUOTED(OMPI_FORTRAN_NEED_WRAPPER_ROUTINES, [$OMPI_FORTRAN_NEED_WRAPPER_ROUTINES], [Whether the mpi_f08 implementation is using wrapper routines ("bad" Fortran compiler) or weak symbols ("good" Fortran compiler) for the F08 interface definition implementations]) AC_DEFINE_UNQUOTED(OMPI_FORTRAN_F08_HANDLE_SIZE, $OMPI_FORTRAN_F08_HANDLE_SIZE, [How many bytes the mpi_f08 TYPE(MPI_) handles will be]) AC_DEFINE_UNQUOTED(OMPI_FORTRAN_F08_HANDLE_ALIGNMENT, $OMPI_FORTRAN_F08_HANDLE_ALIGNMENT, [How many bytes the mpi_f08 TYPE(MPI_) handles will be aligned to]) # These go into ompi/info/param.c AC_DEFINE_UNQUOTED(OMPI_FORTRAN_HAVE_F08_ASSUMED_RANK, [$OMPI_FORTRAN_HAVE_F08_ASSUMED_RANK], [For ompi_info: Whether the Fortran compiler supports the Fortran 2008 "assumed rank" syntax or not]) AC_DEFINE_UNQUOTED(OMPI_FORTRAN_HAVE_BIND_C, [$OMPI_FORTRAN_HAVE_BIND_C], [For ompi_info: Whether the compiler supports all forms of BIND(C) that we need]) AC_SUBST(OMPI_FORTRAN_HAVE_ISO_C_BINDING) AC_DEFINE_UNQUOTED(OMPI_FORTRAN_HAVE_ISO_C_BINDING, [$OMPI_FORTRAN_HAVE_ISO_C_BINDING], [For ompi_info: Whether the compiler supports ISO_C_BINDING or not]) AC_DEFINE_UNQUOTED(OMPI_FORTRAN_HAVE_BIND_C_SUB, [$OMPI_FORTRAN_HAVE_BIND_C_SUB], [For ompi_info: Whether the compiler supports SUBROUTINE ... BIND(C) or not]) AC_DEFINE_UNQUOTED(OMPI_FORTRAN_HAVE_BIND_C_TYPE, [$OMPI_FORTRAN_HAVE_BIND_C_TYPE], [For ompi_info: Whether the compiler supports TYPE, BIND(C) or not]) AC_DEFINE_UNQUOTED(OMPI_FORTRAN_HAVE_BIND_C_TYPE_NAME, [$OMPI_FORTRAN_HAVE_BIND_C_TYPE_NAME], [For ompi_info: Whether the compiler supports TYPE, BIND(C, NAME="name") or not]) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_HAVE_OPTIONAL_ARGS], [$OMPI_FORTRAN_HAVE_OPTIONAL_ARGS], [For ompi_info: whether the Fortran compiler supports optional arguments or not]) # For configure-fortran-output.h, mpi-f08-types.F90 (and ompi_info) AC_SUBST([OMPI_FORTRAN_HAVE_PRIVATE]) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_HAVE_PRIVATE], [$OMPI_FORTRAN_HAVE_PRIVATE], [For mpi-f08-types.f90 and ompi_info: whether the compiler supports the "private" keyword or not (used in MPI_Status)]) # For ompi_info only AC_DEFINE_UNQUOTED([OMPI_FORTRAN_HAVE_PROTECTED], [$OMPI_FORTRAN_HAVE_PROTECTED], [For mpi-f08-types.f90 and .F90 and ompi_info: whether the compiler supports the "protected" keyword or not]) # For configure-fortran-output.h, mpi-f08-interfaces-callbacks.F90 # (and ompi_info) AC_SUBST([OMPI_FORTRAN_HAVE_ABSTRACT]) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_HAVE_ABSTRACT], [$OMPI_FORTRAN_HAVE_ABSTRACT], [For mpi-f08-interfaces-callbacks.f90 and ompi_info: whether the compiler supports the "abstract" keyword or not]) # For configure-fortran-output.h, various files in # ompi/mpi/fortran/use-mpi-f08/*.F90 and *.h files (and ompi_info) AC_SUBST([OMPI_FORTRAN_HAVE_ASYNCHRONOUS]) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_HAVE_ASYNCHRONOUS], [$OMPI_FORTRAN_HAVE_ASYNCHRONOUS], [For ompi/mpi/fortran/use-mpi-f08/blah.F90 and blah.h and ompi_info: whether the compiler supports the "asynchronous" keyword or not]) # For configure-fortran-output.h, various files in # ompi/mpi/fortran/use-mpi-f08/*.F90 and *.h files (and ompi_info) AC_SUBST([OMPI_FORTRAN_HAVE_PROCEDURE]) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_HAVE_PROCEDURE], [$OMPI_FORTRAN_HAVE_PROCEDURE], [For ompi/mpi/fortran/use-mpi-f08/blah.F90 and blah.h and ompi_info: whether the compiler supports the "procedure" keyword or not]) # For configure-fortran-output.h, various files in # ompi/mpi/fortran/use-mpi-f08/*.F90 and *.h files (and ompi_info) AC_SUBST([OMPI_FORTRAN_HAVE_USE_ONLY]) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_HAVE_USE_ONLY], [$OMPI_FORTRAN_HAVE_USE_ONLY], [For ompi/mpi/fortran/use-mpi-f08/blah.F90 and blah.h and ompi_info: whether the compiler supports "USE ... ONLY" notation properly or not]) # For configure-fortran-output.h, various files in # ompi/mpi/fortran/use-mpi-f08/*.F90 and *.h files (and ompi_info) AC_SUBST([OMPI_FORTRAN_HAVE_C_FUNLOC]) AC_DEFINE_UNQUOTED([OMPI_FORTRAN_HAVE_C_FUNLOC], [$OMPI_FORTRAN_HAVE_C_FUNLOC], [For ompi/mpi/fortran/use-mpi-f08/blah.F90 and blah.h and ompi_info: whether the compiler supports c_funloc or not]) # For configure-fortran-output.h AC_SUBST(OMPI_FORTRAN_HAVE_BIND_C) # Somewhat redundant because ompi/Makefile.am won't traverse into # ompi/mpi/fortran/use-mpi-f08 if it's not to be built, but we # might as well have ompi/mpi/fortran/use-mpi-f08/Makefile.am be # safe, too. AM_CONDITIONAL(OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS, [test $OMPI_BUILD_FORTRAN_BINDINGS -ge $OMPI_FORTRAN_USEMPIF08_BINDINGS]) AC_DEFINE_UNQUOTED(OMPI_BUILD_FORTRAN_BINDINGS, $OMPI_BUILD_FORTRAN_BINDINGS, [The level of fortran bindings to be built]) ])