1 | n/a | /* Area: ffi_call |
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2 | n/a | Purpose: Check return value double. |
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3 | n/a | Limitations: none. |
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4 | n/a | PR: none. |
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5 | n/a | Originator: <andreast@gcc.gnu.org> 20050212 */ |
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6 | n/a | |
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7 | n/a | /* { dg-do run } */ |
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8 | n/a | #include "ffitest.h" |
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9 | n/a | |
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10 | n/a | static double return_dbl(double dbl) |
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11 | n/a | { |
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12 | n/a | printf ("%f\n", dbl); |
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13 | n/a | return 2 * dbl; |
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14 | n/a | } |
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15 | n/a | int main (void) |
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16 | n/a | { |
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17 | n/a | ffi_cif cif; |
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18 | n/a | ffi_type *args[MAX_ARGS]; |
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19 | n/a | void *values[MAX_ARGS]; |
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20 | n/a | double dbl, rdbl; |
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21 | n/a | |
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22 | n/a | args[0] = &ffi_type_double; |
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23 | n/a | values[0] = &dbl; |
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24 | n/a | |
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25 | n/a | /* Initialize the cif */ |
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26 | n/a | CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, |
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27 | n/a | &ffi_type_double, args) == FFI_OK); |
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28 | n/a | |
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29 | n/a | for (dbl = -127.3; dbl < 127; dbl++) |
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30 | n/a | { |
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31 | n/a | ffi_call(&cif, FFI_FN(return_dbl), &rdbl, values); |
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32 | n/a | printf ("%f vs %f\n", rdbl, return_dbl(dbl)); |
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33 | n/a | CHECK(rdbl == 2 * dbl); |
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34 | n/a | } |
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35 | n/a | exit(0); |
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36 | n/a | } |
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