diff options
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/aclocal_fc.m4 | 243 |
1 files changed, 224 insertions, 19 deletions
diff --git a/m4/aclocal_fc.m4 b/m4/aclocal_fc.m4 index cda2fee..5107cc1 100644 --- a/m4/aclocal_fc.m4 +++ b/m4/aclocal_fc.m4 @@ -63,6 +63,20 @@ dnl was required" problem when libtool is also used dnl [1] MPICH.org dnl +dnl See if the fortran compiler supports the intrinsic module "ISO_FORTRAN_ENV" + +AC_DEFUN([PAC_PROG_FC_ISO_FORTRAN_ENV],[ + HAVE_ISO_FORTRAN_ENV="no" + AC_MSG_CHECKING([if Fortran compiler supports intrinsic module ISO_FORTRAN_ENV]) + AC_LINK_IFELSE([AC_LANG_SOURCE([ + PROGRAM main + USE, INTRINSIC :: ISO_FORTRAN_ENV + END PROGRAM + ])],[AC_MSG_RESULT([yes]) + HAVE_ISO_FORTRAN_ENV="yes"], + [AC_MSG_RESULT([no])]) +]) + dnl See if the fortran compiler supports the intrinsic function "SIZEOF" AC_DEFUN([PAC_PROG_FC_SIZEOF],[ @@ -111,37 +125,39 @@ AC_DEFUN([PAC_PROG_FC_STORAGE_SIZE],[ ]) -dnl Check to see if -r8 was specified to determine if we need to -dnl compile the DOUBLE PRECISION interfaces. +dnl Check to see C_LONG_DOUBLE is available, and if it +dnl is different from C_DOUBLE -AC_DEFUN([PAC_PROG_FC_DEFAULT_REALisDBLE],[ - FORTRAN_DEFAULT_REALisDBLE="no" - AC_MSG_CHECKING([if Fortran default REAL is DOUBLE PRECISION]) +AC_DEFUN([PAC_PROG_FC_HAVE_C_LONG_DOUBLE],[ + HAVE_C_LONG_DOUBLE_FORTRAN="no" + AC_MSG_CHECKING([if Fortran C_LONG_DOUBLE is valid]) AC_COMPILE_IFELSE([AC_LANG_SOURCE([ MODULE type_mod + USE ISO_C_BINDING INTERFACE h5t - MODULE PROCEDURE h5t_real - MODULE PROCEDURE h5t_dble + MODULE PROCEDURE h5t_c_double + MODULE PROCEDURE h5t_c_long_double END INTERFACE CONTAINS - SUBROUTINE h5t_real(r) - REAL :: r - END SUBROUTINE h5t_real - SUBROUTINE h5t_dble(d) - DOUBLE PRECISION :: d - END SUBROUTINE h5t_dble + SUBROUTINE h5t_c_double(r) + REAL(KIND=C_DOUBLE) :: r + END SUBROUTINE h5t_c_double + SUBROUTINE h5t_c_long_double(d) + REAL(KIND=C_LONG_DOUBLE) :: d + END SUBROUTINE h5t_c_long_double END MODULE type_mod PROGRAM main + USE ISO_C_BINDING USE type_mod - REAL :: r - DOUBLE PRECISION :: d + REAL(KIND=C_DOUBLE) :: r + REAL(KIND=C_LONG_DOUBLE) :: d CALL h5t(r) CALL h5t(d) END PROGRAM main - ])], [AC_MSG_RESULT([no])], - [AC_MSG_RESULT([yes]) - FORTRAN_DEFAULT_REALisDBLE="yes"]) + ])], [AC_MSG_RESULT([yes]) + HAVE_C_LONG_DOUBLE_FORTRAN="yes"], + [AC_MSG_RESULT([no])]) ]) dnl Checking if the compiler supports the required Fortran 2003 features and @@ -280,4 +296,193 @@ dnl Try link a simple MPI program. dnl Change to the C language AC_LANG_POP(Fortran) ]) - + +dnl ------------------------------------------------------ +dnl Determine the available KINDs for REALs and INTEGERs +dnl ------------------------------------------------------ +dnl +dnl This is a runtime test. +dnl +AC_DEFUN([PAC_FC_AVAIL_KINDS],[ +AC_LANG_PUSH([Fortran]) +rm -f pac_fconftest.out +AC_RUN_IFELSE([ + AC_LANG_SOURCE([ + PROGRAM main + IMPLICIT NONE + INTEGER :: ik, k, lastkind + lastkind=SELECTED_INT_KIND(1) + OPEN(8, FILE="pac_fconftest.out", form="formatted") + WRITE(8,'("ik:")',ADVANCE='NO') ! Find integer KINDs + DO ik=2,30 + k = SELECTED_INT_KIND(ik) + IF (k .NE. lastkind) THEN + WRITE(8,'(I0,A)',ADVANCE='NO') lastkind," " + lastkind = k + ENDIF + IF (k .LE. 0) EXIT + ENDDO + dnl IF (k.NE.lastkind) WRITE(8,'(I0,A)',ADVANCE='NO') k, " " + IF (lastkind.NE.-1) WRITE(8,'(I0,A)',ADVANCE='NO') lastkind, " " + WRITE(8,'(/)') + WRITE(8,'("rk:")',ADVANCE='NO') ! Find real KINDs + lastkind=SELECTED_REAL_KIND(1) + DO ik=2,30 + k = SELECTED_REAL_KIND(ik) + IF (k .NE. lastkind) THEN + WRITE(8,'(I0,A)',ADVANCE='NO') lastkind," " + lastkind = k + ENDIF + IF (k .LE. 0) EXIT + ENDDO + IF (lastkind.NE.-1) WRITE(8,'(I0,A)',ADVANCE='NO') lastkind, " " + dnl IF (k.NE.lastkind) WRITE(8,'(I0,A)',ADVANCE='NO') k, " " + + END + ]) +],[ + if test -s pac_fconftest.out ; then + + dnl pac_flag="`sed -e 's/ */ /g' pac_fconftest.out | tr '\012' ','`" + pac_validIntKinds="`sed -n -e 's/^.*ik://p' pac_fconftest.out`" + pac_validRealKinds="`sed -n -e 's/^.*rk://p' pac_fconftest.out`" + PAC_FC_ALL_INTEGER_KINDS="{`echo $pac_validIntKinds | sed -e 's/ /,/g'`}" + PAC_FC_ALL_REAL_KINDS="{`echo $pac_validRealKinds | sed -e 's/ /,/g'`}" + AC_MSG_CHECKING([for Fortran INTEGER KINDs]) + AC_MSG_RESULT([$PAC_FC_ALL_INTEGER_KINDS]) + AC_MSG_CHECKING([for Fortran REAL KINDs]) + AC_MSG_RESULT([$PAC_FC_ALL_REAL_KINDS]) + else + AC_MSG_RESULT([Error]) + AC_MSG_WARN([No output from test program!]) + fi + dnl rm -f pac_fconftest.out +],[ + AC_MSG_RESULT([Error]) + AC_MSG_WARN([Failed to run program to determine available KINDs]) +],[ + dnl Even when cross_compiling=yes, + dnl pac_validKinds needs to be set for PAC_FC_INTEGER_MODEL_MAP() + dnl pac_validKinds="`echo \"$2\" | tr ',' ':'`" + dnl AC_MSG_RESULT([$2]) + dnl ifelse([$1],[],[PAC_FC_ALL_INTEGER_MODELS=$2],[$1=$2]) +]) +AC_LANG_POP([Fortran]) +]) + +AC_DEFUN([PAC_FC_SIZEOF_INT_KINDS],[ +AC_REQUIRE([PAC_FC_AVAIL_KINDS]) +AC_MSG_CHECKING([sizeof of available INTEGER KINDs]) +AC_LANG_PUSH([Fortran]) +pack_int_sizeof="" +rm -f pac_fconftest.out +for kind in $pac_validIntKinds; do + AC_LANG_CONFTEST([ + AC_LANG_SOURCE([ + program main + integer (kind=$kind) a + open(8, file="pac_fconftest.out", form="formatted") + write(8,'(I0)') sizeof(a) + close(8) + end + ]) + ]) + AC_RUN_IFELSE([],[ + if test -s pac_fconftest.out ; then + sizes="`cat pac_fconftest.out`" + pack_int_sizeof="$pack_int_sizeof $sizes," + else + AC_MSG_WARN([No output from test program!]) + fi + rm -f pac_fconftest.out + ],[ + AC_MSG_WARN([Fortran program fails to build or run!]) + ],[ + pack_int_sizeof="$2" + ]) +done +PAC_FC_ALL_INTEGER_KINDS_SIZEOF="{ $pack_int_sizeof }" +AC_MSG_RESULT([$PAC_FC_ALL_INTEGER_KINDS_SIZEOF]) +AC_LANG_POP([Fortran]) +]) + +AC_DEFUN([PAC_FC_SIZEOF_REAL_KINDS],[ +AC_REQUIRE([PAC_FC_AVAIL_KINDS]) +AC_MSG_CHECKING([sizeof of available REAL KINDs]) +AC_LANG_PUSH([Fortran]) +pack_real_sizeof="" +rm -f pac_fconftest.out +for kind in $pac_validRealKinds; do + AC_LANG_CONFTEST([ + AC_LANG_SOURCE([ + program main + REAL (kind=$kind) :: a + open(8, file="pac_fconftest.out", form="formatted") + write(8,'(I0)') sizeof(a) + close(8) + end + ]) + ]) + AC_RUN_IFELSE([],[ + if test -s pac_fconftest.out ; then + sizes="`cat pac_fconftest.out`" + pack_real_sizeof="$pack_real_sizeof $sizes," + else + AC_MSG_WARN([No output from test program!]) + fi + rm -f pac_fconftest.out + ],[ + AC_MSG_WARN([Fortran program fails to build or run!]) + ],[ + pack_real_sizeof="$2" + ]) +done +PAC_FC_ALL_REAL_KINDS_SIZEOF="{ $pack_real_sizeof }" +AC_MSG_RESULT([$PAC_FC_ALL_REAL_KINDS_SIZEOF]) +AC_LANG_POP([Fortran]) +]) + +AC_DEFUN([PAC_FC_NATIVE_INTEGER],[ +AC_REQUIRE([PAC_FC_AVAIL_KINDS]) +AC_MSG_CHECKING([sizeof of native KINDS]) +AC_LANG_PUSH([Fortran]) +pack_int_sizeof="" +rm -f pac_fconftest.out + AC_LANG_CONFTEST([ + AC_LANG_SOURCE([ + program main + integer a + real b + double precision c + open(8, file="pac_fconftest.out", form="formatted") + write(8,*) sizeof(a) + write(8,*) kind(a) + write(8,*) sizeof(b) + write(8,*) kind(b) + write(8,*) sizeof(c) + write(8,*) kind(c) + close(8) + end + ]) + ]) + AC_RUN_IFELSE([],[ + if test -s pac_fconftest.out ; then + PAC_FORTRAN_NATIVE_INTEGER_KIND="`sed -n '1p' pac_fconftest.out`" + PAC_FORTRAN_NATIVE_INTEGER_SIZEOF="`sed -n '2p' pac_fconftest.out`" + PAC_FORTRAN_NATIVE_REAL_KIND="`sed -n '3p' pac_fconftest.out`" + PAC_FORTRAN_NATIVE_REAL_SIZEOF="`sed -n '4p' pac_fconftest.out`" + PAC_FORTRAN_NATIVE_DOUBLE_KIND="`sed -n '5p' pac_fconftest.out`" + PAC_FORTRAN_NATIVE_DOUBLE_SIZEOF="`sed -n '6p' pac_fconftest.out`" + else + AC_MSG_WARN([No output from test program!]) + fi + rm -f pac_fconftest.out + ],[ + AC_MSG_WARN([Fortran program fails to build or run!]) + ],[ + pack_int_sizeof="$2" + ]) +dnl PAC_FC_ALL_INTEGER_KINDS_SIZEOF="{ $pack_int_sizeof }" +AC_MSG_RESULT([$pack_int_sizeof]) +AC_LANG_POP([Fortran]) +]) |