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Double128 example added.

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Kolan Sh 2017-08-08 19:02:30 +03:00
parent 4e1c4111b2
commit a1c7b35435
4 changed files with 22 additions and 0 deletions
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1
vala/long_double/float128type.h Normal file
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typedef long double double128;

3
vala/long_double/float128type.vapi Normal file
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[CCode (cname = "double128", has_type_id = false, cheader_filename = "float128type.h")]
public struct Double128 : double {
}

1
vala/long_double/run.sh Executable file
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valac --pkg=float128type --vapidir=. -C test128float.vala && cc -I. `pkg-config --cflags glib-2.0` test128float.c `pkg-config --libs glib-2.0` && ./a.out

17
vala/long_double/test128float.vala Normal file
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void main () {
stdout.printf ("sizeof (double) = %lu\n", sizeof(double));
stdout.printf ("sizeof (Double128) = %lu\n", sizeof(Double128));
Double128 d1 = 16.0;
stdout.printf ("Double128: 16 ^ 2 = %f\n", d1 * d1);
double d = 1e-15;
stdout.printf ("double: d = %e, ", d);
d += 1; d -= 1;
stdout.printf ("(+-1) d = %e\n", d);
Double128 ld = 1e-19;
stdout.printf ("Double128: ld = %e, ", ld);
ld += 1; ld -= 1;
stdout.printf ("(+-1) ld = %e\n", ld);
}