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60 lines
1.1 KiB
60 lines
1.1 KiB
4 months ago
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/* Area: ffi_call
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Purpose: Check return value float.
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Limitations: none.
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PR: none.
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Originator: From the original ffitest.c */
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/* { dg-do run } */
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#include "ffitest.h"
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static int floating(int a, float b, double c, long double d)
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{
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int i;
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i = (int) ((float)a/b + ((float)c/(float)d));
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return i;
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}
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int main (void)
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{
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ffi_cif cif;
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ffi_type *args[MAX_ARGS];
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void *values[MAX_ARGS];
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ffi_arg rint;
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float f;
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signed int si1;
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double d;
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long double ld;
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args[0] = &ffi_type_sint;
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values[0] = &si1;
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args[1] = &ffi_type_float;
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values[1] = &f;
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args[2] = &ffi_type_double;
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values[2] = &d;
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args[3] = &ffi_type_longdouble;
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values[3] = &ld;
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/* Initialize the cif */
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CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
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&ffi_type_sint, args) == FFI_OK);
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si1 = 6;
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f = 3.14159;
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d = (double)1.0/(double)3.0;
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ld = 2.71828182846L;
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floating (si1, f, d, ld);
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ffi_call(&cif, FFI_FN(floating), &rint, values);
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printf ("%d vs %d\n", (int)rint, floating (si1, f, d, ld));
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CHECK((int)rint == floating(si1, f, d, ld));
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exit (0);
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}
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