Mercurial > hg > CbC > CbC_gcc
view libffi/testsuite/libffi.complex/return_complex.inc @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
children |
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/* -*-c-*- */ #include "ffitest.h" #include <complex.h> static _Complex T_C_TYPE return_c(_Complex T_C_TYPE c) { printf ("%f,%fi\n", T_CONV creal (c), T_CONV cimag (c)); return 2 * c; } int main (void) { ffi_cif cif; ffi_type *args[MAX_ARGS]; void *values[MAX_ARGS]; _Complex T_C_TYPE c, rc, rc2; T_C_TYPE cr, ci; args[0] = &T_FFI_TYPE; values[0] = &c; /* Initialize the cif */ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &T_FFI_TYPE, args) == FFI_OK); for (cr = -127.0; cr < 127; cr++) { ci = 1000.0 - cr; c = cr + ci * I; ffi_call(&cif, FFI_FN(return_c), &rc, values); rc2 = return_c(c); printf ("%f,%fi vs %f,%fi\n", T_CONV creal (rc), T_CONV cimag (rc), T_CONV creal (rc2), T_CONV cimag (rc2)); CHECK(rc == 2 * c); } exit(0); }