Ruby: ext/fiddle/libffi-3.2.1/testsuite/libffi.call/stret_medium2.c Source File

Ruby 3.0.5p211 (2022-11-24 revision ba5cf0f7c52d4d35cc6a173c89eda98ceffa2dcf)

stret_medium2.c
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1/* Area: ffi_call, closure_call
2 Purpose: Check structure returning with different structure size.
3 Depending on the ABI. Check bigger struct which overlaps
4 the gp and fp register count on Darwin/AIX/ppc64.
5 Limitations: none.
6 PR: none.
7 Originator: Blake Chaffin 6/21/2007 */
8
9/* { dg-do run { xfail strongarm*-*-* xscale*-*-* } } */
10/* { dg-options "-Wno-format" { target alpha*-dec-osf* } } */
11#include "ffitest.h"
12
13typedef struct struct_72byte {
14 double a;
15 double b;
16 double c;
17 double d;
18 double e;
19 double f;
20 double g;
21 double h;
22 long long i;
23} struct_72byte;
24
25 struct_72byte cls_struct_72byte_fn(
26 struct_72byte b0,
27 struct_72byte b1,
28 struct_72byte b2,
29 struct_72byte b3)
30{
31 struct_72byte result;
32
33 result.a = b0.a + b1.a + b2.a + b3.a;
34 result.b = b0.b + b1.b + b2.b + b3.b;
35 result.c = b0.c + b1.c + b2.c + b3.c;
36 result.d = b0.d + b1.d + b2.d + b3.d;
37 result.e = b0.e + b1.e + b2.e + b3.e;
38 result.f = b0.f + b1.f + b2.f + b3.f;
39 result.g = b0.g + b1.g + b2.g + b3.g;
40 result.h = b0.h + b1.h + b2.h + b3.h;
41 result.i = b0.i + b1.i + b2.i + b3.i;
42
43 printf("%g %g %g %g %g %g %g %g %" PRIdLL "\n", result.a, result.b, result.c,
44 result.d, result.e, result.f, result.g, result.h, result.i);
45
46 return result;
47}
48
49static void
50cls_struct_72byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, void* userdata __UNUSED__)
51{
52 struct_72byte b0, b1, b2, b3;
53
54 b0 = *(struct_72byte*)(args[0]);
55 b1 = *(struct_72byte*)(args[1]);
56 b2 = *(struct_72byte*)(args[2]);
57 b3 = *(struct_72byte*)(args[3]);
58
59 *(struct_72byte*)resp = cls_struct_72byte_fn(b0, b1, b2, b3);
60}
61
62 int main (void)
63{
64 ffi_cif cif;
65 void *code;
66 ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
67 void* args_dbl[5];
68 ffi_type* cls_struct_fields[10];
69 ffi_type cls_struct_type;
70 ffi_type* dbl_arg_types[5];
71
72 struct_72byte e_dbl = { 9.0, 2.0, 6.0, 5.0, 3.0, 4.0, 8.0, 1.0, 7 };
73 struct_72byte f_dbl = { 1.0, 2.0, 3.0, 7.0, 2.0, 5.0, 6.0, 7.0, 4 };
74 struct_72byte g_dbl = { 4.0, 5.0, 7.0, 9.0, 1.0, 1.0, 2.0, 9.0, 3 };
75 struct_72byte h_dbl = { 8.0, 6.0, 1.0, 4.0, 0.0, 3.0, 3.0, 1.0, 2 };
76 struct_72byte res_dbl;
77
78 cls_struct_type.size = 0;
79 cls_struct_type.alignment = 0;
80 cls_struct_type.type = FFI_TYPE_STRUCT;
81 cls_struct_type.elements = cls_struct_fields;
82
83 cls_struct_fields[0] = &ffi_type_double;
84 cls_struct_fields[1] = &ffi_type_double;
85 cls_struct_fields[2] = &ffi_type_double;
86 cls_struct_fields[3] = &ffi_type_double;
87 cls_struct_fields[4] = &ffi_type_double;
88 cls_struct_fields[5] = &ffi_type_double;
89 cls_struct_fields[6] = &ffi_type_double;
90 cls_struct_fields[7] = &ffi_type_double;
91 cls_struct_fields[8] = &ffi_type_sint64;
92 cls_struct_fields[9] = NULL;
93
94 dbl_arg_types[0] = &cls_struct_type;
95 dbl_arg_types[1] = &cls_struct_type;
96 dbl_arg_types[2] = &cls_struct_type;
97 dbl_arg_types[3] = &cls_struct_type;
98 dbl_arg_types[4] = NULL;
99
100 CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type,
101 dbl_arg_types) == FFI_OK);
102
103 args_dbl[0] = &e_dbl;
104 args_dbl[1] = &f_dbl;
105 args_dbl[2] = &g_dbl;
106 args_dbl[3] = &h_dbl;
107 args_dbl[4] = NULL;
108
109 ffi_call(&cif, FFI_FN(cls_struct_72byte_fn), &res_dbl, args_dbl);
110 /* { dg-output "22 15 17 25 6 13 19 18 16" } */
111 printf("res: %g %g %g %g %g %g %g %g %" PRIdLL "\n", res_dbl.a, res_dbl.b, res_dbl.c,
112 res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h, res_dbl.i);
113 /* { dg-output "\nres: 22 15 17 25 6 13 19 18 16" } */
114
115 CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_72byte_gn, NULL, code) == FFI_OK);
116
117 res_dbl = ((struct_72byte(*)(struct_72byte, struct_72byte,
118 struct_72byte, struct_72byte))(code))(e_dbl, f_dbl, g_dbl, h_dbl);
119 /* { dg-output "\n22 15 17 25 6 13 19 18 16" } */
120 printf("res: %g %g %g %g %g %g %g %g %" PRIdLL "\n", res_dbl.a, res_dbl.b, res_dbl.c,
121 res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h, res_dbl.i);
122 /* { dg-output "\nres: 22 15 17 25 6 13 19 18 16" } */
123
124 exit(0);
125}
ffi_prep_closure_loc
ffi_status ffi_prep_closure_loc(ffi_closure *closure, ffi_cif *cif, void(*fun)(ffi_cif *, void *, void **, void *), void *user_data, void *codeloc)
Definition: ffi.c:928
ffi_call
void ffi_call(ffi_cif *cif, void(*fn)(void), void *rvalue, void **avalue)
Definition: ffi.c:813
FFI_DEFAULT_ABI
@ FFI_DEFAULT_ABI
Definition: ffitarget.h:38
CHECK
#define CHECK(sub)
Definition: compile.c:429
ffitest.h
PRIdLL
#define PRIdLL
Definition: ffitest.h:70
__UNUSED__
#define __UNUSED__
Definition: ffitest.h:23
ffi_prep_cif
ffi_status ffi_prep_cif(ffi_cif *cif, ffi_abi abi, unsigned int nargs, ffi_type *rtype, ffi_type **atypes)
Definition: prep_cif.c:226
NULL
#define NULL
Definition: regenc.h:69
cls_struct_72byte_fn
struct_72byte cls_struct_72byte_fn(struct_72byte b0, struct_72byte b1, struct_72byte b2, struct_72byte b3)
Definition: stret_medium2.c:25
main
int main(void)
Definition: stret_medium2.c:62
code
Definition: inftree9.h:24
struct_72byte
Definition: stret_medium.c:12
struct_72byte::i
double i
Definition: stret_medium.c:21
struct_72byte::b
double b
Definition: stret_medium.c:14
struct_72byte::g
double g
Definition: stret_medium.c:19
struct_72byte::e
double e
Definition: stret_medium.c:17
struct_72byte::h
double h
Definition: stret_medium.c:20
struct_72byte::d
double d
Definition: stret_medium.c:16
struct_72byte::c
double c
Definition: stret_medium.c:15
struct_72byte::i
long long i
Definition: stret_medium2.c:22
struct_72byte::f
double f
Definition: stret_medium.c:18
struct_72byte::a
double a
Definition: stret_medium.c:13