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Commit | Line | Data |
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32aa3bff | 1 | #!/bin/sh |
094817b0 TB |
2 | LC_ALL=C |
3 | export LC_ALL | |
32aa3bff | 4 | |
2e764ae1 TB |
5 | if test "$#" -ne 3; then |
6 | echo "Usage $0 int_kinds real_kinds compile" | |
7 | exit 1 | |
8 | fi | |
32aa3bff | 9 | |
2e764ae1 TB |
10 | # Possible kinds must be listed in ascending order |
11 | possible_integer_kinds="$1" | |
12 | possible_real_kinds="$2" | |
13 | compile="$3" | |
32aa3bff FXC |
14 | |
15 | largest="" | |
6ad5cf72 | 16 | smallest="" |
32aa3bff FXC |
17 | for k in $possible_integer_kinds; do |
18 | echo " integer (kind=$k) :: i" > tmp$$.f90 | |
b554826c | 19 | echo " i = 1_$k" >> tmp$$.f90 |
32aa3bff | 20 | echo " end" >> tmp$$.f90 |
4349e292 | 21 | if $compile -S tmp$$.f90 > /dev/null 2>&1; then |
32aa3bff FXC |
22 | s=`expr 8 \* $k` |
23 | largest="$k" | |
24 | ||
25 | if [ $s -eq 128 ]; then | |
26 | prefix="__" | |
27 | else | |
28 | prefix="" | |
29 | fi | |
30 | ||
6ad5cf72 CR |
31 | if [ "$smallest" = "" ]; then |
32 | smallest="$k" | |
33 | fi | |
34 | ||
32aa3bff FXC |
35 | echo "typedef ${prefix}int${s}_t GFC_INTEGER_${k};" |
36 | echo "typedef ${prefix}uint${s}_t GFC_UINTEGER_${k};" | |
37 | echo "typedef GFC_INTEGER_${k} GFC_LOGICAL_${k};" | |
13beaf9e SL |
38 | echo "#define HAVE_GFC_LOGICAL_${k}" |
39 | echo "#define HAVE_GFC_INTEGER_${k}" | |
1fa6df85 | 40 | echo "" |
32aa3bff FXC |
41 | fi |
42 | rm -f tmp$$.* | |
43 | done | |
44 | ||
45 | echo "#define GFC_INTEGER_LARGEST GFC_INTEGER_${largest}" | |
46 | echo "#define GFC_UINTEGER_LARGEST GFC_UINTEGER_${largest}" | |
6ad5cf72 | 47 | echo "#define GFC_DEFAULT_CHAR ${smallest}" |
32aa3bff FXC |
48 | echo "" |
49 | ||
1ec601bf FXC |
50 | |
51 | # Get the kind value for long double, so we may disambiguate it | |
52 | # from __float128. | |
53 | echo "use iso_c_binding; print *, c_long_double ; end" > tmq$$.f90 | |
54 | long_double_kind=`$compile -S -fdump-parse-tree tmq$$.f90 | grep TRANSFER \ | |
55 | | sed 's/ *TRANSFER *//'` | |
56 | rm -f tmq$$.* | |
57 | ||
32aa3bff | 58 | |
32aa3bff FXC |
59 | for k in $possible_real_kinds; do |
60 | echo " real (kind=$k) :: x" > tmp$$.f90 | |
b554826c | 61 | echo " x = 1.0_$k" >> tmp$$.f90 |
32aa3bff | 62 | echo " end" >> tmp$$.f90 |
4349e292 | 63 | if $compile -S tmp$$.f90 > /dev/null 2>&1; then |
32aa3bff | 64 | case $k in |
1ec601bf FXC |
65 | 4) ctype="float" ; cplxtype="complex float" ; suffix="f" ;; |
66 | 8) ctype="double" ; cplxtype="complex double" ; suffix="" ;; | |
22817356 | 67 | # If we have a REAL(KIND=10), it is always long double |
1ec601bf | 68 | 10) ctype="long double" ; cplxtype="complex long double" ; suffix="l" ;; |
22817356 FXC |
69 | # If we have a REAL(KIND=16), it is either long double or __float128 |
70 | 16) if [ $long_double_kind -ne 16 ]; then | |
1ec601bf FXC |
71 | ctype="__float128" |
72 | cplxtype="_Complex float __attribute__((mode(TC)))" | |
73 | suffix="q" | |
22817356 | 74 | echo "#define GFC_REAL_16_IS_FLOAT128" |
1ec601bf FXC |
75 | else |
76 | ctype="long double" | |
77 | cplxtype="complex long double" | |
78 | suffix="l" | |
22817356 | 79 | echo "#define GFC_REAL_16_IS_LONG_DOUBLE" |
1ec601bf | 80 | fi ;; |
32aa3bff FXC |
81 | *) echo "$0: Unknown type" >&2 ; exit 1 ;; |
82 | esac | |
1fa6df85 FXC |
83 | |
84 | # Check for the value of HUGE | |
85 | echo "print *, huge(0._$k) ; end" > tmq$$.f90 | |
4349e292 | 86 | huge=`$compile -S -fdump-parse-tree tmq$$.f90 | grep TRANSFER \ |
66ec5f87 | 87 | | sed 's/ *TRANSFER *//' | sed 's/_.*//'` |
1fa6df85 FXC |
88 | rm -f tmq$$.* |
89 | ||
90045c5d FXC |
90 | # Check for the value of TINY |
91 | echo "print *, tiny(0._$k) ; end" > tmq$$.f90 | |
92 | tiny=`$compile -S -fdump-parse-tree tmq$$.f90 | grep TRANSFER \ | |
93 | | sed 's/ *TRANSFER *//' | sed 's/_.*//'` | |
94 | rm -f tmq$$.* | |
95 | ||
1fa6df85 FXC |
96 | # Check for the value of DIGITS |
97 | echo "print *, digits(0._$k) ; end" > tmq$$.f90 | |
4349e292 | 98 | digits=`$compile -S -fdump-parse-tree tmq$$.f90 | grep TRANSFER \ |
1fa6df85 FXC |
99 | | sed 's/ *TRANSFER *//'` |
100 | rm -f tmq$$.* | |
101 | ||
102 | # Check for the value of RADIX | |
103 | echo "print *, radix(0._$k) ; end" > tmq$$.f90 | |
4349e292 | 104 | radix=`$compile -S -fdump-parse-tree tmq$$.f90 | grep TRANSFER \ |
1fa6df85 FXC |
105 | | sed 's/ *TRANSFER *//'` |
106 | rm -f tmq$$.* | |
107 | ||
108 | # Output the information we've gathered | |
32aa3bff | 109 | echo "typedef ${ctype} GFC_REAL_${k};" |
1ec601bf | 110 | echo "typedef ${cplxtype} GFC_COMPLEX_${k};" |
13beaf9e SL |
111 | echo "#define HAVE_GFC_REAL_${k}" |
112 | echo "#define HAVE_GFC_COMPLEX_${k}" | |
1fa6df85 | 113 | echo "#define GFC_REAL_${k}_HUGE ${huge}${suffix}" |
90045c5d | 114 | echo "#define GFC_REAL_${k}_TINY ${tiny}${suffix}" |
a83169cd FXC |
115 | echo "#define GFC_REAL_${k}_LITERAL_SUFFIX ${suffix}" |
116 | if [ "x$suffix" = "x" ]; then | |
117 | echo "#define GFC_REAL_${k}_LITERAL(X) (X)" | |
118 | else | |
119 | echo "#define GFC_REAL_${k}_LITERAL(X) (X ## ${suffix})" | |
120 | fi | |
1fa6df85 FXC |
121 | echo "#define GFC_REAL_${k}_DIGITS ${digits}" |
122 | echo "#define GFC_REAL_${k}_RADIX ${radix}" | |
123 | echo "" | |
32aa3bff FXC |
124 | fi |
125 | rm -f tmp$$.* | |
126 | done | |
127 | ||
1ec601bf | 128 | |
2e764ae1 | 129 | # After this, we include a header that can override some of the |
1ec601bf FXC |
130 | # autodetected settings. |
131 | echo '#include "kinds-override.h"' | |
132 | ||
32aa3bff | 133 | exit 0 |