mirror of
https://github.com/autc04/Retro68.git
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56 lines
1.7 KiB
C
56 lines
1.7 KiB
C
/* Area: closure_call
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Purpose: Check register allocation for closure calls with many float and double arguments
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Limitations: none.
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PR: none.
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Originator: <david.schneider@picle.org> */
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/* { dg-do run } */
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#include "ffitest.h"
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#include <float.h>
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#include <math.h>
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#define NARGS 16
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static void cls_mixed_float_double_fn(ffi_cif* cif , void* ret, void** args,
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void* userdata __UNUSED__)
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{
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double r = 0;
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unsigned int i;
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double t;
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for(i=0; i < cif->nargs; i++)
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{
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if(cif->arg_types[i] == &ffi_type_double) {
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t = *(((double**)(args))[i]);
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} else {
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t = *(((float**)(args))[i]);
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}
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r += t;
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}
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*((double*)ret) = r;
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}
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typedef double (*cls_mixed)(double, float, double, double, double, double, double, float, float, double, float, float);
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int main (void)
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{
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ffi_cif cif;
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ffi_closure *closure;
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void* code;
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ffi_type *argtypes[12] = {&ffi_type_double, &ffi_type_float, &ffi_type_double,
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&ffi_type_double, &ffi_type_double, &ffi_type_double,
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&ffi_type_double, &ffi_type_float, &ffi_type_float,
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&ffi_type_double, &ffi_type_float, &ffi_type_float};
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closure = ffi_closure_alloc(sizeof(ffi_closure), (void**)&code);
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if(closure ==NULL)
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abort();
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CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 12, &ffi_type_double, argtypes) == FFI_OK);
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CHECK(ffi_prep_closure_loc(closure, &cif, cls_mixed_float_double_fn, NULL, code) == FFI_OK);
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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);
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ffi_closure_free(closure);
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if(fabs(ret - 7.8) < FLT_EPSILON)
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exit(0);
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else
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abort();
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}
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