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| /* Area: closure_call
| Purpose: Check register allocation for closure calls with many float and double arguments
| Limitations: none.
| PR: none.
| Originator: <david.schneider@picle.org> */
|
| /* { dg-do run } */
| #include "ffitest.h"
| #include <float.h>
| #include <math.h>
|
| #define NARGS 16
|
| static void cls_mixed_float_double_fn(ffi_cif* cif , void* ret, void** args,
| void* userdata __UNUSED__)
| {
| double r = 0;
| unsigned int i;
| double t;
| for(i=0; i < cif->nargs; i++)
| {
| if(cif->arg_types[i] == &ffi_type_double) {
| t = *(((double**)(args))[i]);
| } else {
| t = *(((float**)(args))[i]);
| }
| r += t;
| }
| *((double*)ret) = r;
| }
| typedef double (*cls_mixed)(double, float, double, double, double, double, double, float, float, double, float, float);
|
| int main (void)
| {
| ffi_cif cif;
| ffi_closure *closure;
| void* code;
| ffi_type *argtypes[12] = {&ffi_type_double, &ffi_type_float, &ffi_type_double,
| &ffi_type_double, &ffi_type_double, &ffi_type_double,
| &ffi_type_double, &ffi_type_float, &ffi_type_float,
| &ffi_type_double, &ffi_type_float, &ffi_type_float};
|
|
| closure = ffi_closure_alloc(sizeof(ffi_closure), (void**)&code);
| if(closure ==NULL)
| abort();
| CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 12, &ffi_type_double, argtypes) == FFI_OK);
| CHECK(ffi_prep_closure_loc(closure, &cif, cls_mixed_float_double_fn, NULL, code) == FFI_OK);
| double ret = ((cls_mixed)code)(0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.1, 1.2);
| ffi_closure_free(closure);
| if(fabs(ret - 7.8) < FLT_EPSILON)
| exit(0);
| else
| abort();
| }
|
|
