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Commit | Line | Data |
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3b5b1a73 AH |
1 | /* Area: ffi_call, closure_call |
2 | Purpose: Test doubles passed in variable argument lists. | |
3 | Limitations: none. | |
4 | PR: none. | |
5 | Originator: Blake Chaffin 6/6/2007 */ | |
6 | ||
1098bcf8 | 7 | /* { dg-do run { xfail strongarm*-*-* xscale*-*-* } } */ |
bc472c00 | 8 | /* { dg-output "" { xfail avr32*-*-* } } */ |
902233e0 | 9 | /* { dg-output "" { xfail mips-sgi-irix6* } } PR libffi/46660 */ |
46e0720d CLT |
10 | /* { dg-skip-if "" arm*-*-* { "-mfloat-abi=hard" } { "" } } */ |
11 | ||
3b5b1a73 AH |
12 | #include "ffitest.h" |
13 | ||
14 | static void | |
15 | cls_double_va_fn(ffi_cif* cif __UNUSED__, void* resp, | |
16 | void** args, void* userdata __UNUSED__) | |
17 | { | |
18 | char* format = *(char**)args[0]; | |
19 | double doubleValue = *(double*)args[1]; | |
20 | ||
21 | *(ffi_arg*)resp = printf(format, doubleValue); | |
22 | } | |
23 | ||
24 | int main (void) | |
25 | { | |
26 | ffi_cif cif; | |
062b8279 AH |
27 | void *code; |
28 | ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code); | |
3b5b1a73 AH |
29 | void* args[3]; |
30 | ffi_type* arg_types[3]; | |
31 | ||
3b5b1a73 AH |
32 | char* format = "%.1f\n"; |
33 | double doubleArg = 7; | |
34 | ffi_arg res = 0; | |
35 | ||
36 | arg_types[0] = &ffi_type_pointer; | |
37 | arg_types[1] = &ffi_type_double; | |
38 | arg_types[2] = NULL; | |
39 | ||
40 | CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 2, &ffi_type_sint, | |
41 | arg_types) == FFI_OK); | |
42 | ||
43 | args[0] = &format; | |
44 | args[1] = &doubleArg; | |
45 | args[2] = NULL; | |
46 | ||
47 | ffi_call(&cif, FFI_FN(printf), &res, args); | |
48 | // { dg-output "7.0" } | |
49 | printf("res: %d\n", (int) res); | |
50 | // { dg-output "\nres: 4" } | |
51 | ||
062b8279 | 52 | CHECK(ffi_prep_closure_loc(pcl, &cif, cls_double_va_fn, NULL, code) == FFI_OK); |
3b5b1a73 | 53 | |
062b8279 | 54 | res = ((int(*)(char*, double))(code))(format, doubleArg); |
3b5b1a73 AH |
55 | // { dg-output "\n7.0" } |
56 | printf("res: %d\n", (int) res); | |
57 | // { dg-output "\nres: 4" } | |
58 | ||
59 | exit(0); | |
60 | } |