| #!/bin/sh |
| LC_ALL=C |
| export LC_ALL |
| |
| if test "$#" -ne 3; then |
| echo "Usage $0 int_kinds real_kinds compile" |
| exit 1 |
| fi |
| |
| # Possible kinds must be listed in ascending order |
| possible_integer_kinds="$1" |
| possible_real_kinds="$2" |
| compile="$3" |
| |
| largest="" |
| smallest="" |
| for k in $possible_integer_kinds; do |
| echo " integer (kind=$k) :: i" > tmp$$.f90 |
| echo " i = 1_$k" >> tmp$$.f90 |
| echo " end" >> tmp$$.f90 |
| if $compile -S tmp$$.f90 > /dev/null 2>&1; then |
| s=`expr 8 \* $k` |
| largest="$k" |
| |
| if [ $s -eq 128 ]; then |
| prefix="__" |
| else |
| prefix="" |
| fi |
| |
| if [ "$smallest" = "" ]; then |
| smallest="$k" |
| fi |
| |
| echo "typedef ${prefix}int${s}_t GFC_INTEGER_${k};" |
| echo "typedef ${prefix}uint${s}_t GFC_UINTEGER_${k};" |
| echo "typedef GFC_INTEGER_${k} GFC_LOGICAL_${k};" |
| echo "#define HAVE_GFC_LOGICAL_${k}" |
| echo "#define HAVE_GFC_INTEGER_${k}" |
| echo "" |
| fi |
| rm -f tmp$$.* |
| done |
| |
| echo "#define GFC_INTEGER_LARGEST GFC_INTEGER_${largest}" |
| echo "#define GFC_UINTEGER_LARGEST GFC_UINTEGER_${largest}" |
| echo "#define GFC_DEFAULT_CHAR ${smallest}" |
| echo "" |
| |
| |
| # Get the kind value for long double, so we may disambiguate it |
| # from __float128. |
| echo "use iso_c_binding; print *, c_long_double ; end" > tmq$$.f90 |
| long_double_kind=`$compile -S -fdump-parse-tree tmq$$.f90 | grep TRANSFER \ |
| | sed 's/ *TRANSFER *//'` |
| rm -f tmq$$.* |
| |
| |
| for k in $possible_real_kinds; do |
| echo " real (kind=$k) :: x" > tmp$$.f90 |
| echo " x = 1.0_$k" >> tmp$$.f90 |
| echo " end" >> tmp$$.f90 |
| if $compile -S tmp$$.f90 > /dev/null 2>&1; then |
| case $k in |
| 4) ctype="float" ; cplxtype="complex float" ; suffix="f" ;; |
| 8) ctype="double" ; cplxtype="complex double" ; suffix="" ;; |
| 10) ctype="long double" ; cplxtype="complex long double" ; suffix="l" ;; |
| 16) if [ $long_double_kind -eq 10 ]; then |
| ctype="__float128" |
| cplxtype="_Complex float __attribute__((mode(TC)))" |
| suffix="q" |
| else |
| ctype="long double" |
| cplxtype="complex long double" |
| suffix="l" |
| fi ;; |
| *) echo "$0: Unknown type" >&2 ; exit 1 ;; |
| esac |
| |
| # Check for the value of HUGE |
| echo "print *, huge(0._$k) ; end" > tmq$$.f90 |
| huge=`$compile -S -fdump-parse-tree tmq$$.f90 | grep TRANSFER \ |
| | sed 's/ *TRANSFER *//' | sed 's/_.*//'` |
| rm -f tmq$$.* |
| |
| # Check for the value of DIGITS |
| echo "print *, digits(0._$k) ; end" > tmq$$.f90 |
| digits=`$compile -S -fdump-parse-tree tmq$$.f90 | grep TRANSFER \ |
| | sed 's/ *TRANSFER *//'` |
| rm -f tmq$$.* |
| |
| # Check for the value of RADIX |
| echo "print *, radix(0._$k) ; end" > tmq$$.f90 |
| radix=`$compile -S -fdump-parse-tree tmq$$.f90 | grep TRANSFER \ |
| | sed 's/ *TRANSFER *//'` |
| rm -f tmq$$.* |
| |
| # Output the information we've gathered |
| echo "typedef ${ctype} GFC_REAL_${k};" |
| echo "typedef ${cplxtype} GFC_COMPLEX_${k};" |
| echo "#define HAVE_GFC_REAL_${k}" |
| echo "#define HAVE_GFC_COMPLEX_${k}" |
| echo "#define GFC_REAL_${k}_HUGE ${huge}${suffix}" |
| echo "#define GFC_REAL_${k}_LITERAL_SUFFIX ${suffix}" |
| if [ "x$suffix" = "x" ]; then |
| echo "#define GFC_REAL_${k}_LITERAL(X) (X)" |
| else |
| echo "#define GFC_REAL_${k}_LITERAL(X) (X ## ${suffix})" |
| fi |
| echo "#define GFC_REAL_${k}_DIGITS ${digits}" |
| echo "#define GFC_REAL_${k}_RADIX ${radix}" |
| echo "" |
| fi |
| rm -f tmp$$.* |
| done |
| |
| |
| # After this, we include a header that can override some of the |
| # autodetected settings. |
| echo '#include "kinds-override.h"' |
| |
| exit 0 |