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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();
}
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