xref: /aosp_15_r20/external/libffi/testsuite/libffi.call/many.c (revision 1fd5a2e1d639cd1ddf29dd0c484c123bbd850c21)
1*1fd5a2e1SPrashanth Swaminathan /* Area:	ffi_call
2*1fd5a2e1SPrashanth Swaminathan    Purpose:	Check return value float, with many arguments
3*1fd5a2e1SPrashanth Swaminathan    Limitations:	none.
4*1fd5a2e1SPrashanth Swaminathan    PR:		none.
5*1fd5a2e1SPrashanth Swaminathan    Originator:	From the original ffitest.c  */
6*1fd5a2e1SPrashanth Swaminathan 
7*1fd5a2e1SPrashanth Swaminathan /* { dg-do run } */
8*1fd5a2e1SPrashanth Swaminathan #include "ffitest.h"
9*1fd5a2e1SPrashanth Swaminathan 
10*1fd5a2e1SPrashanth Swaminathan #include <stdlib.h>
11*1fd5a2e1SPrashanth Swaminathan #include <float.h>
12*1fd5a2e1SPrashanth Swaminathan #include <math.h>
13*1fd5a2e1SPrashanth Swaminathan 
many(float f1,float f2,float f3,float f4,float f5,float f6,float f7,float f8,float f9,float f10,float f11,float f12,float f13)14*1fd5a2e1SPrashanth Swaminathan static float ABI_ATTR many(float f1, float f2, float f3, float f4, float f5, float f6, float f7, float f8, float f9, float f10, float f11, float f12, float f13)
15*1fd5a2e1SPrashanth Swaminathan {
16*1fd5a2e1SPrashanth Swaminathan #if 0
17*1fd5a2e1SPrashanth Swaminathan   printf("%f %f %f %f %f %f %f %f %f %f %f %f %f\n",
18*1fd5a2e1SPrashanth Swaminathan 	 (double) f1, (double) f2, (double) f3, (double) f4, (double) f5,
19*1fd5a2e1SPrashanth Swaminathan 	 (double) f6, (double) f7, (double) f8, (double) f9, (double) f10,
20*1fd5a2e1SPrashanth Swaminathan 	 (double) f11, (double) f12, (double) f13);
21*1fd5a2e1SPrashanth Swaminathan #endif
22*1fd5a2e1SPrashanth Swaminathan 
23*1fd5a2e1SPrashanth Swaminathan   return f1+f2+f3+f4+f5+f6+f7+f8+f9+f10+f11+f12+f13;
24*1fd5a2e1SPrashanth Swaminathan }
25*1fd5a2e1SPrashanth Swaminathan 
main(void)26*1fd5a2e1SPrashanth Swaminathan int main (void)
27*1fd5a2e1SPrashanth Swaminathan {
28*1fd5a2e1SPrashanth Swaminathan   ffi_cif cif;
29*1fd5a2e1SPrashanth Swaminathan   ffi_type *args[13];
30*1fd5a2e1SPrashanth Swaminathan   void *values[13];
31*1fd5a2e1SPrashanth Swaminathan   float fa[13];
32*1fd5a2e1SPrashanth Swaminathan   float f, ff;
33*1fd5a2e1SPrashanth Swaminathan   int i;
34*1fd5a2e1SPrashanth Swaminathan 
35*1fd5a2e1SPrashanth Swaminathan   for (i = 0; i < 13; i++)
36*1fd5a2e1SPrashanth Swaminathan     {
37*1fd5a2e1SPrashanth Swaminathan       args[i] = &ffi_type_float;
38*1fd5a2e1SPrashanth Swaminathan       values[i] = &fa[i];
39*1fd5a2e1SPrashanth Swaminathan       fa[i] = (float) i;
40*1fd5a2e1SPrashanth Swaminathan     }
41*1fd5a2e1SPrashanth Swaminathan 
42*1fd5a2e1SPrashanth Swaminathan     /* Initialize the cif */
43*1fd5a2e1SPrashanth Swaminathan     CHECK(ffi_prep_cif(&cif, ABI_NUM, 13,
44*1fd5a2e1SPrashanth Swaminathan 		       &ffi_type_float, args) == FFI_OK);
45*1fd5a2e1SPrashanth Swaminathan 
46*1fd5a2e1SPrashanth Swaminathan     ffi_call(&cif, FFI_FN(many), &f, values);
47*1fd5a2e1SPrashanth Swaminathan 
48*1fd5a2e1SPrashanth Swaminathan     ff =  many(fa[0], fa[1],
49*1fd5a2e1SPrashanth Swaminathan 	       fa[2], fa[3],
50*1fd5a2e1SPrashanth Swaminathan 	       fa[4], fa[5],
51*1fd5a2e1SPrashanth Swaminathan 	       fa[6], fa[7],
52*1fd5a2e1SPrashanth Swaminathan 	       fa[8], fa[9],
53*1fd5a2e1SPrashanth Swaminathan 	       fa[10],fa[11],fa[12]);
54*1fd5a2e1SPrashanth Swaminathan 
55*1fd5a2e1SPrashanth Swaminathan     if (fabs(f - ff) < FLT_EPSILON)
56*1fd5a2e1SPrashanth Swaminathan       exit(0);
57*1fd5a2e1SPrashanth Swaminathan     else
58*1fd5a2e1SPrashanth Swaminathan       abort();
59*1fd5a2e1SPrashanth Swaminathan }
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