1
1
openmpi/config/ompi_setup_mpi_fortran.m4
Nathan Hjelm c6e586a81d MPI-3: fortran support for large counts using derived datatypes
Jeff:
 - Make sure not to go over 72 characters.  Love Fortran!
 - Ensure to include 'mpif-config.h' in Type_size_x.

This commit was SVN r28933.
2013-07-23 15:36:03 +00:00

658 строки
31 KiB
Bash

# -*- shell-script -*-
#
# Copyright (c) 2004-2009 The Trustees of Indiana University and Indiana
# University Research and Technology
# Corporation. All rights reserved.
# Copyright (c) 2004-2005 The University of Tennessee and The University
# of Tennessee Research Foundation. All rights
# reserved.
# Copyright (c) 2004-2007 High Performance Computing Center Stuttgart,
# University of Stuttgart. All rights reserved.
# Copyright (c) 2004-2005 The Regents of the University of California.
# All rights reserved.
# Copyright (c) 2006-2013 Cisco Systems, Inc. All rights reserved.
# Copyright (c) 2006-2008 Sun Microsystems, Inc. All rights reserved.
# Copyright (c) 2006-2007 Los Alamos National Security, LLC. All rights
# reserved.
# Copyright (c) 2009 Oak Ridge National Labs. All rights reserved.
# $COPYRIGHT$
#
# Additional copyrights may follow
#
# $HEADER$
#
AC_DEFUN([OMPI_SETUP_MPI_FORTRAN],[
# Default to building nothing
OMPI_BUILD_FORTRAN_MPIFH_BINDINGS=0
OMPI_BUILD_FORTRAN_USEMPI_BINDINGS=0
OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS=0
OMPI_FORTRAN_USEMPI_DIR=
OMPI_FORTRAN_USEMPI_LIB=
OMPI_FORTRAN_USEMPIF08_DIR=
OMPI_FORTRAN_USEMPIF08_LIB=
OMPI_FORTRAN_HAVE_IGNORE_TKR=0
OMPI_FORTRAN_HAVE_OPTIONAL_ARGS=0
OMPI_FORTRAN_HAVE_BIND_C=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" != "" -o "$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
AS_IF([test $OMPI_WANT_FORTRAN_BINDINGS -eq 1],
[OMPI_SETUP_FC([ompi_fortran_happy=1])])
# These values will be determined by SETUP_FC. We must always
# AC_DEFINE these results, even in the --disable-mpi-fortran case,
# for ompi_info.
AC_DEFINE_UNQUOTED([OMPI_FORTRAN_DOUBLE_UNDERSCORE],
[$ompi_fortran_double_underscore],
[Whether fortran symbols have a trailing double underscore or not])
AC_DEFINE_UNQUOTED([OMPI_FORTRAN_SINGLE_UNDERSCORE],
[$ompi_fortran_single_underscore],
[Whether fortran symbols have a trailing underscore or not])
AC_DEFINE_UNQUOTED([OMPI_FORTRAN_CAPS],
[$ompi_fortran_caps],
[Whether fortran symbols are all caps or not])
AC_DEFINE_UNQUOTED([OMPI_FORTRAN_PLAIN],
[$ompi_fortran_plain],
[Whether fortran symbols have no trailing underscore or not])
# 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 $ompi_fortran_happy -eq 0 -a "$enable_mpi_fortran" = "yes"],
[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], [-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
# 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 / $OMPI_SIZEOF_FORTRAN_INTEGER`
sanity=`expr $num_integers \* $OMPI_SIZEOF_FORTRAN_INTEGER`
AS_IF([test "$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])
# Get the kind value for Fortran MPI_INTEGER_KIND (corresponding
# to whatever is the same size as a F77 INTEGER -- for the
# most-likely-will-never-occur case where F77 INTEGER is smaller
# than an F90 INTEGER; see MPI-2 4.12.6.5. As with OMPI
# FORTRAN_CHECK, use the official BIND(C) KIND names (see comment
# in fortran_check.m4).
if test $OMPI_SIZEOF_FORTRAN_INTEGER -eq 2; then
OMPI_MPI_INTEGER_KIND=$OMPI_FORTRAN_C_INT16_T_KIND
elif test $OMPI_SIZEOF_FORTRAN_INTEGER -eq 4; then
OMPI_MPI_INTEGER_KIND=$OMPI_FORTRAN_C_INT32_T_KIND
elif test $OMPI_SIZEOF_FORTRAN_INTEGER -eq 8; then
OMPI_MPI_INTEGER_KIND=$OMPI_FORTRAN_C_INT64_T_KIND
elif test $OMPI_SIZEOF_FORTRAN_INTEGER -eq 16; then
AC_MSG_ERROR([Cannot support Fortran MPI_INTEGER_KIND!])
fi
AC_SUBST(OMPI_MPI_INTEGER_KIND)
# Get the kind value for Fortran MPI_ADDRESS_KIND (corresponding
# to whatever is big enough to hold (void*)).
if test $ac_cv_sizeof_void_p = 2 ; then
OMPI_MPI_ADDRESS_KIND=$OMPI_FORTRAN_C_INT16_T_KIND
elif test $ac_cv_sizeof_void_p = 4 ; then
OMPI_MPI_ADDRESS_KIND=$OMPI_FORTRAN_C_INT32_T_KIND
elif test $ac_cv_sizeof_void_p = 8 ; then
OMPI_MPI_ADDRESS_KIND=$OMPI_FORTRAN_C_INT64_T_KIND
elif test $ac_cv_sizeof_void_p = 16 ; then
AC_MSG_ERROR([Cannot support Fortran MPI_ADDRESS_KIND!])
fi
AC_SUBST(OMPI_MPI_ADDRESS_KIND)
# Get the kind value for Fortran MPI_OFFSET_KIND (corresponding to
# INTEGER*8).
OMPI_MPI_OFFSET_KIND=$OMPI_FORTRAN_C_INT64_T_KIND
AC_SUBST(OMPI_MPI_OFFSET_KIND)
# Get the kind value for Fortran MPI_COUNT_KIND (corresponding to
# INTEGER*8)
OMPI_MPI_COUNT_KIND=$OMPI_FORTRAN_C_INT64_T_KIND
AC_SUBST(OMPI_MPI_COUNT_KIND)
#--------------------------------------------------------
# This is all we need for the Fortran mpif.h MPI bindings
#--------------------------------------------------------
AC_MSG_CHECKING([if building Fortran mpif.h bindings])
AS_IF([test $ompi_fortran_happy -eq 1],
[AC_MSG_RESULT([yes])
OMPI_BUILD_FORTRAN_MPIFH_BINDINGS=1],
[AC_MSG_RESULT([no])])
#--------------------------------------------
# Fortran use mpi or use mpi_f08 MPI bindings
#--------------------------------------------
AS_IF([test $ompi_fortran_happy -eq 1 -a \
\( $OMPI_WANT_FORTRAN_USEMPI_BINDINGS -eq 1 -o \
$OMPI_WANT_FORTRAN_USEMPIF08_BINDINGS -eq 1 \)],
[ # 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])])
# This is all we need to build the "use mpi" module. It's
# an extra bonus if we have ignore TKR functionality (i.e.,
# we'll build the "use mpi" module *better* if we have
# ignore TKR, but we can build it with the legacy
# implementation if we don't).
OMPI_BUILD_FORTRAN_USEMPI_BINDINGS=1
OMPI_FORTRAN_USEMPI_DIR=mpi/fortran/use-mpi-tkr
OMPI_FORTRAN_USEMPI_LIB=-lmpi_usempi
# Look for ignore TKR syntax
OMPI_FORTRAN_CHECK_IGNORE_TKR(
[OMPI_FORTRAN_HAVE_IGNORE_TKR=1
OMPI_FORTRAN_USEMPI_DIR=mpi/fortran/use-mpi-ignore-tkr
OMPI_FORTRAN_USEMPI_LIB=-lmpi_usempi_ignore_tkr
# We now know that we can now build the mpi module
# with at least ignore TKR functionality
OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS=1
OMPI_FORTRAN_F08_PREDECL=$OMPI_FORTRAN_IGNORE_TKR_PREDECL
OMPI_FORTRAN_F08_TYPE=$OMPI_FORTRAN_IGNORE_TKR_TYPE])
])
AC_MSG_CHECKING([if building Fortran 'use mpi' bindings])
AS_IF([test $OMPI_BUILD_FORTRAN_USEMPI_BINDINGS -eq 1],
[AC_MSG_RESULT([yes])],
[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.
OMPI_FORTRAN_HAVE_BIND_C=0
AS_IF([test $OMPI_WANT_FORTRAN_USEMPIF08_BINDINGS -eq 1 -a \
$OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS -eq 1],
[ # If we don't have BIND(C), we won't build mpi_f08 at all
OMPI_FORTRAN_CHECK_BIND_C(
[OMPI_FORTRAN_HAVE_BIND_C=1],
[OMPI_FORTRAN_HAVE_BIND_C=0
OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS=0])])
# Check whether BIND(C) can be used with default LOGICAL
# parameters (per https://svn.open-mpi.org/trac/ompi/ticket/3523
# and http://lists.mpi-forum.org/mpi-comments/2013/02/0076.php).
# For the moment (Feb 2013), MPI-3 says we have to use LOGICAL
# (not LOGICAL(BIND=C_BOOL)). So if the compiler doesn't allow
# this behavior, then disable the F08 bindings.
OMPI_FORTRAN_BINDC_LIKES_LOGICAL=0
AS_IF([test $OMPI_WANT_FORTRAN_USEMPIF08_BINDINGS -eq 1 -a \
$OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS -eq 1],
[OMPI_FORTRAN_CHECK_BIND_C_LOGICAL(
[OMPI_FORTRAN_BIND_C_LIKES_LOGICAL=1],
[OMPI_FORTRAN_BIND_C_LIKES_LOGICAL=0
OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS=0])])
OMPI_FORTRAN_HAVE_OPTIONAL_ARGS=0
AS_IF([test $OMPI_WANT_FORTRAN_USEMPIF08_BINDINGS -eq 1 -a \
$OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS -eq 1],
[ # 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_USEMPIF08_BINDINGS=0])])
OMPI_FORTRAN_HAVE_PRIVATE=0
AS_IF([test $OMPI_WANT_FORTRAN_USEMPIF08_BINDINGS -eq 1 -a \
$OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS -eq 1],
[ # Does the compiler support the "private"
OMPI_FORTRAN_CHECK_PRIVATE(
[OMPI_FORTRAN_HAVE_PRIVATE=1],
[OMPI_FORTRAN_HAVE_PRIVATE=0])])
OMPI_FORTRAN_HAVE_ABSTRACT=0
AS_IF([test $OMPI_WANT_FORTRAN_USEMPIF08_BINDINGS -eq 1 -a \
$OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS -eq 1],
[ # Does the compiler support the "abstract"
OMPI_FORTRAN_CHECK_ABSTRACT(
[OMPI_FORTRAN_HAVE_ABSTRACT=1],
[OMPI_FORTRAN_HAVE_ABSTRACT=0])])
OMPI_FORTRAN_HAVE_ASYNCHRONOUS=0
AS_IF([test $OMPI_WANT_FORTRAN_USEMPIF08_BINDINGS -eq 1 -a \
$OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS -eq 1],
[ # Does the compiler support the "asynchronous"
OMPI_FORTRAN_CHECK_ASYNCHRONOUS(
[OMPI_FORTRAN_HAVE_ASYNCHRONOUS=1],
[OMPI_FORTRAN_HAVE_ASYNCHRONOUS=0])])
OMPI_FORTRAN_HAVE_PROCEDURE=0
AS_IF([test $OMPI_WANT_FORTRAN_USEMPIF08_BINDINGS -eq 1 -a \
$OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS -eq 1],
[ # Does the compiler support the "procedure"
OMPI_FORTRAN_CHECK_PROCEDURE(
[OMPI_FORTRAN_HAVE_PROCEDURE=1],
[OMPI_FORTRAN_HAVE_PROCEDURE=0])])
OMPI_FORTRAN_F08_HANDLE_SIZE=4
AS_IF([test $OMPI_WANT_FORTRAN_USEMPIF08_BINDINGS -eq 1 -a \
$OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS -eq 1],
[ # 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_NEED_WRAPPER_ROUTINES=1
OMPI_FORTRAN_F08_PREDECL='!'
OMPI_FORTRAN_F08_TYPE=real
OMPI_FORTRAN_HAVE_F08_ASSUMED_RANK=0
AS_IF([test $OMPI_WANT_FORTRAN_USEMPIF08_BINDINGS -eq 1 -a \
$OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS -eq 1],
[ # 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) partial, proof-of-concept that supports array
# subsections (Intel compiler only)
# b) compiler supports BIND(C) and optional arguments
# ("good" compilers)
# c) 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_BUILD_FORTRAN_F08_SUBARRAYS -eq 1],
[ # Case a) partial/prototype implementation
OMPI_FORTRAN_USEMPIF08_DIR=mpi/fortran/use-mpi-f08-desc
OMPI_FORTRAN_SUBARRAYS_SUPPORTED=.TRUE.
OMPI_FORTRAN_NEED_WRAPPER_ROUTINES=0
AC_MSG_RESULT([array subsections (partial/experimental)])
],
[ # Both cases b) and c)
OMPI_FORTRAN_USEMPIF08_DIR=mpi/fortran/use-mpi-f08
OMPI_FORTRAN_SUBARRAYS_SUPPORTED=.FALSE.
AS_IF([test $OMPI_FORTRAN_HAVE_OPTIONAL_ARGS -eq 1],
[ # Case b) "good compiler"
OMPI_FORTRAN_NEED_WRAPPER_ROUTINES=0
AC_MSG_RESULT(["good" compiler, no array subsections])
],
[ # Case c) "bad compiler"
OMPI_FORTRAN_NEED_WRAPPER_ROUTINES=1
AC_MSG_RESULT(["bad" compiler, no array subsections])
])
# Override for the moment: we're using wrappers
# for everything right now. We'll optimize this
# later to avoid the use of wrappers for "good"
# compilers where possible (e.g., for functions
# without character/string parameters).
AC_MSG_WARN([Temporary development override: forcing the use of F08 wrappers])
OMPI_FORTRAN_NEED_WRAPPER_ROUTINES=1
])
])
AC_MSG_CHECKING([if building Fortran 'use mpi_f08' bindings])
AS_IF([test $OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS -eq 1],
[OMPI_FORTRAN_USEMPIF08_LIB=-lmpi_usempif08
AC_MSG_RESULT([yes])],
[AC_MSG_RESULT([no])])
# -------------------
# mpif.h final setup
# -------------------
# A preprocessor header file just for Fortran. We cannot use AC
# CONFIG_HEADER because it adds a /* */-style comment at the top,
# and this header file must be usable in .F90 files. :-(
AC_CONFIG_FILES([ompi/mpi/fortran/configure-fortran-output.h])
# Values for wrapper compilers
OMPI_FC=$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])
# 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_<foo> bindings. The other layer
# generates PMPI_<foo> 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_<foo> bindings are needed if:
# - Profiling is not required
# - Profiling is required but weak symbols are not supported
# 2. PMPI_<foo> 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 \( $WANT_MPI_PROFILING -eq 0 -o $OMPI_PROFILING_COMPILE_SEPARATELY -eq 1 \) -a $OMPI_BUILD_FORTRAN_MPIFH_BINDINGS -eq 1])
AM_CONDITIONAL(BUILD_PMPI_FORTRAN_MPIFH_BINDINGS_LAYER,
[test $OMPI_BUILD_FORTRAN_MPIFH_BINDINGS -eq 1 -a $WANT_MPI_PROFILING -eq 1])
AC_DEFINE_UNQUOTED(OMPI_BUILD_FORTRAN_MPIFH_BINDINGS,
$OMPI_BUILD_FORTRAN_MPIFH_BINDINGS,
[Whether we will build the MPI Fortran mpif.h bindings or not])
AM_CONDITIONAL(OMPI_BUILD_FORTRAN_MPIFH_BINDINGS,
[test $OMPI_BUILD_FORTRAN_MPIFH_BINDINGS -eq 1])
# -------------------
# use mpi final setup
# -------------------
# This goes into ompi/Makefile.am
AC_SUBST(OMPI_FORTRAN_USEMPI_DIR)
# This goes into mpifort-wrapper-data.txt
AC_SUBST(OMPI_FORTRAN_USEMPI_LIB)
# These go into mpi-ignore-tkr-interfaces.h / mpi-ignore-tkr-file-interfaces.h
AC_SUBST(OMPI_FORTRAN_IGNORE_TKR_PREDECL)
AC_SUBST(OMPI_FORTRAN_IGNORE_TKR_TYPE)
# These go into ompi/info/param.c
AC_DEFINE_UNQUOTED([OMPI_FORTRAN_IGNORE_TKR_PREDECL],
["$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_BUILD_FORTRAN_USEMPI_BINDINGS,
$OMPI_BUILD_FORTRAN_USEMPI_BINDINGS,
[Whether we will build the MPI Fortran "use mpi" bindings or not])
AC_DEFINE_UNQUOTED(OMPI_FORTRAN_MODULE_SIZE,
["$OMPI_FORTRAN_MODULE_SIZE"],
[Only relevant for Fortran compilers that do not support ignore TKR functionality: size of the "use mpi" and "use mpi_f08" modules])
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_USEMPI_BINDINGS -eq 1 -o \
$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_USEMPI_BINDINGS -eq 1 -a \
$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_USEMPI_BINDINGS -eq 1 -a \
$OMPI_FORTRAN_HAVE_IGNORE_TKR -eq 1])
# -------------------
# use mpi_f08 final setup
# -------------------
# This goes into ompi/Makefile.am
AC_SUBST(OMPI_FORTRAN_USEMPIF08_DIR)
# This goes into mpifort-wrapper-data.txt
AC_SUBST(OMPI_FORTRAN_USEMPIF08_LIB)
# These go into interfaces/mpi-f08-interfaces-[no]bind.h (and
# mpi-f*-interfaces*.h files)
AC_SUBST(OMPI_FORTRAN_F08_PREDECL)
AC_SUBST(OMPI_FORTRAN_F08_TYPE)
AC_SUBST(OMPI_MPI_PREFIX)
AC_SUBST(OMPI_MPI_BIND_PREFIX)
AC_SUBST(OMPI_F08_SUFFIX)
AC_SUBST(OMPI_F_SUFFIX)
# This goes into ompi/mpi/fortran/configure-fortran-output.h
AC_SUBST(OMPI_FORTRAN_SUBARRAYS_SUPPORTED)
AC_DEFINE_UNQUOTED(OMPI_FORTRAN_SUBARRAYS_SUPPORTED,
[$OMPI_FORTRAN_SUBARRAYS_SUPPORTED],
[Value to load to the MPI_SUBARRAYS_SUPPORTED compile-time constant])
# This is used to generate weak symbols (or not) in
# ompi/mpi/fortran/mpif-h/<foo>_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_<foo>) handles will be])
# These go into ompi/info/param.c
AC_DEFINE_UNQUOTED(OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS,
$OMPI_BUILD_FORTRAN_USEMPIF08_BINDINGS,
[For ompi_info: Whether we will build the MPI Fortran "use mpi_f08" bindings or not])
AC_DEFINE_UNQUOTED(OMPI_FORTRAN_HAVE_F08_ASSUMED_RANK,
[$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,
[$OMPI_FORTRAN_HAVE_BIND_C],
[For ompi_info: Whether we want to use BIND(C) in the mpi_f08 module or not (based on "good" or "bad" compiler determination, i.e., whether we are using fortran wrapper functions for choice buffers or not)])
AC_DEFINE_UNQUOTED([OMPI_FORTRAN_HAVE_OPTIONAL_ARGS],
[$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],
[$OMPI_FORTRAN_HAVE_PRIVATE],
[For mpi-f08-types.f90 and ompi_info: whether the compiler supports the "private" keyword or not (used in MPI_Status)])
# For configure-fortran-output.h, mpi-f08-interfaces-callbacks.F90
# (and ompi_info)
AC_SUBST([OMPI_FORTRAN_HAVE_ABSTRACT])
AC_DEFINE_UNQUOTED([OMPI_FORTRAN_HAVE_ABSTRACT],
[$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
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_USEMPIF08_BINDINGS -eq 1])
])