1*1fd5a2e1SPrashanth Swaminathan /* Area: ffi_call
2*1fd5a2e1SPrashanth Swaminathan Purpose: Promotion test.
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"
promotion(signed char sc,signed short ss,unsigned char uc,unsigned short us)9*1fd5a2e1SPrashanth Swaminathan static int promotion(signed char sc, signed short ss,
10*1fd5a2e1SPrashanth Swaminathan unsigned char uc, unsigned short us)
11*1fd5a2e1SPrashanth Swaminathan {
12*1fd5a2e1SPrashanth Swaminathan int r = (int) sc + (int) ss + (int) uc + (int) us;
13*1fd5a2e1SPrashanth Swaminathan
14*1fd5a2e1SPrashanth Swaminathan return r;
15*1fd5a2e1SPrashanth Swaminathan }
16*1fd5a2e1SPrashanth Swaminathan
main(void)17*1fd5a2e1SPrashanth Swaminathan int main (void)
18*1fd5a2e1SPrashanth Swaminathan {
19*1fd5a2e1SPrashanth Swaminathan ffi_cif cif;
20*1fd5a2e1SPrashanth Swaminathan ffi_type *args[MAX_ARGS];
21*1fd5a2e1SPrashanth Swaminathan void *values[MAX_ARGS];
22*1fd5a2e1SPrashanth Swaminathan ffi_arg rint;
23*1fd5a2e1SPrashanth Swaminathan signed char sc;
24*1fd5a2e1SPrashanth Swaminathan unsigned char uc;
25*1fd5a2e1SPrashanth Swaminathan signed short ss;
26*1fd5a2e1SPrashanth Swaminathan unsigned short us;
27*1fd5a2e1SPrashanth Swaminathan unsigned long ul;
28*1fd5a2e1SPrashanth Swaminathan
29*1fd5a2e1SPrashanth Swaminathan args[0] = &ffi_type_schar;
30*1fd5a2e1SPrashanth Swaminathan args[1] = &ffi_type_sshort;
31*1fd5a2e1SPrashanth Swaminathan args[2] = &ffi_type_uchar;
32*1fd5a2e1SPrashanth Swaminathan args[3] = &ffi_type_ushort;
33*1fd5a2e1SPrashanth Swaminathan values[0] = ≻
34*1fd5a2e1SPrashanth Swaminathan values[1] = &ss;
35*1fd5a2e1SPrashanth Swaminathan values[2] = &uc;
36*1fd5a2e1SPrashanth Swaminathan values[3] = &us;
37*1fd5a2e1SPrashanth Swaminathan
38*1fd5a2e1SPrashanth Swaminathan /* Initialize the cif */
39*1fd5a2e1SPrashanth Swaminathan CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4,
40*1fd5a2e1SPrashanth Swaminathan &ffi_type_sint, args) == FFI_OK);
41*1fd5a2e1SPrashanth Swaminathan
42*1fd5a2e1SPrashanth Swaminathan us = 0;
43*1fd5a2e1SPrashanth Swaminathan ul = 0;
44*1fd5a2e1SPrashanth Swaminathan
45*1fd5a2e1SPrashanth Swaminathan for (sc = (signed char) -127;
46*1fd5a2e1SPrashanth Swaminathan sc <= (signed char) 120; sc += 1)
47*1fd5a2e1SPrashanth Swaminathan for (ss = -30000; ss <= 30000; ss += 10000)
48*1fd5a2e1SPrashanth Swaminathan for (uc = (unsigned char) 0;
49*1fd5a2e1SPrashanth Swaminathan uc <= (unsigned char) 200; uc += 20)
50*1fd5a2e1SPrashanth Swaminathan for (us = 0; us <= 60000; us += 10000)
51*1fd5a2e1SPrashanth Swaminathan {
52*1fd5a2e1SPrashanth Swaminathan ul++;
53*1fd5a2e1SPrashanth Swaminathan ffi_call(&cif, FFI_FN(promotion), &rint, values);
54*1fd5a2e1SPrashanth Swaminathan CHECK((int)rint == (signed char) sc + (signed short) ss +
55*1fd5a2e1SPrashanth Swaminathan (unsigned char) uc + (unsigned short) us);
56*1fd5a2e1SPrashanth Swaminathan }
57*1fd5a2e1SPrashanth Swaminathan printf("%lu promotion tests run\n", ul);
58*1fd5a2e1SPrashanth Swaminathan exit(0);
59*1fd5a2e1SPrashanth Swaminathan }
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