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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 #include "ffitest.h"
11 
12 /* 13 FPRs: 104 bytes */
13 /* 14 FPRs: 112 bytes */
14 
15 typedef struct struct_116byte {
16 	double a;
17 	double b;
18 	double c;
19 	double d;
20 	double e;
21 	double f;
22 	double g;
23 	double h;
24 	double i;
25 	double j;
26 	double k;
27 	double l;
28 	double m;
29 	double n;
30 	int o;
31 } struct_116byte;
32 
cls_struct_116byte_fn(struct_116byte b0,struct_116byte b1,struct_116byte b2,struct_116byte b3)33 struct_116byte cls_struct_116byte_fn(
34 	struct_116byte b0,
35 	struct_116byte b1,
36 	struct_116byte b2,
37 	struct_116byte b3)
38 {
39 	struct_116byte	result;
40 
41 	result.a = b0.a + b1.a + b2.a + b3.a;
42 	result.b = b0.b + b1.b + b2.b + b3.b;
43 	result.c = b0.c + b1.c + b2.c + b3.c;
44 	result.d = b0.d + b1.d + b2.d + b3.d;
45 	result.e = b0.e + b1.e + b2.e + b3.e;
46 	result.f = b0.f + b1.f + b2.f + b3.f;
47 	result.g = b0.g + b1.g + b2.g + b3.g;
48 	result.h = b0.h + b1.h + b2.h + b3.h;
49 	result.i = b0.i + b1.i + b2.i + b3.i;
50 	result.j = b0.j + b1.j + b2.j + b3.j;
51 	result.k = b0.k + b1.k + b2.k + b3.k;
52 	result.l = b0.l + b1.l + b2.l + b3.l;
53 	result.m = b0.m + b1.m + b2.m + b3.m;
54 	result.n = b0.n + b1.n + b2.n + b3.n;
55 	result.o = b0.o + b1.o + b2.o + b3.o;
56 
57 	printf("%g %g %g %g %g %g %g %g %g %g %g %g %g %g %d\n", result.a, result.b, result.c,
58 		result.d, result.e, result.f, result.g, result.h, result.i,
59 		result.j, result.k, result.l, result.m, result.n, result.o);
60 
61 	return result;
62 }
63 
64 static void
cls_struct_116byte_gn(ffi_cif * cif __UNUSED__,void * resp,void ** args,void * userdata __UNUSED__)65 cls_struct_116byte_gn(ffi_cif* cif __UNUSED__, void* resp, void** args, void* userdata __UNUSED__)
66 {
67 	struct_116byte	b0, b1, b2, b3;
68 
69 	b0 = *(struct_116byte*)(args[0]);
70 	b1 = *(struct_116byte*)(args[1]);
71 	b2 = *(struct_116byte*)(args[2]);
72 	b3 = *(struct_116byte*)(args[3]);
73 
74 	*(struct_116byte*)resp = cls_struct_116byte_fn(b0, b1, b2, b3);
75 }
76 
main(void)77 int main (void)
78 {
79 	ffi_cif cif;
80         void *code;
81 	ffi_closure *pcl = ffi_closure_alloc(sizeof(ffi_closure), &code);
82 	void* args_dbl[5];
83 	ffi_type* cls_struct_fields[16];
84 	ffi_type cls_struct_type;
85 	ffi_type* dbl_arg_types[5];
86 
87 	struct_116byte e_dbl = { 9.0, 2.0, 6.0, 5.0, 3.0, 4.0, 8.0, 1.0, 1.0, 2.0, 3.0, 7.0, 2.0, 5.0, 7 };
88 	struct_116byte f_dbl = { 1.0, 2.0, 3.0, 7.0, 2.0, 5.0, 6.0, 7.0, 4.0, 5.0, 7.0, 9.0, 1.0, 6.0, 4 };
89 	struct_116byte g_dbl = { 4.0, 5.0, 7.0, 9.0, 1.0, 1.0, 2.0, 9.0, 8.0, 6.0, 1.0, 4.0, 0.0, 7.0, 3 };
90 	struct_116byte h_dbl = { 8.0, 6.0, 1.0, 4.0, 0.0, 3.0, 3.0, 1.0, 9.0, 2.0, 6.0, 5.0, 3.0, 8.0, 2 };
91 	struct_116byte res_dbl;
92 
93 	cls_struct_type.size = 0;
94 	cls_struct_type.alignment = 0;
95 	cls_struct_type.type = FFI_TYPE_STRUCT;
96 	cls_struct_type.elements = cls_struct_fields;
97 
98 	cls_struct_fields[0] = &ffi_type_double;
99 	cls_struct_fields[1] = &ffi_type_double;
100 	cls_struct_fields[2] = &ffi_type_double;
101 	cls_struct_fields[3] = &ffi_type_double;
102 	cls_struct_fields[4] = &ffi_type_double;
103 	cls_struct_fields[5] = &ffi_type_double;
104 	cls_struct_fields[6] = &ffi_type_double;
105 	cls_struct_fields[7] = &ffi_type_double;
106 	cls_struct_fields[8] = &ffi_type_double;
107 	cls_struct_fields[9] = &ffi_type_double;
108 	cls_struct_fields[10] = &ffi_type_double;
109 	cls_struct_fields[11] = &ffi_type_double;
110 	cls_struct_fields[12] = &ffi_type_double;
111 	cls_struct_fields[13] = &ffi_type_double;
112 	cls_struct_fields[14] = &ffi_type_sint32;
113 	cls_struct_fields[15] = NULL;
114 
115 	dbl_arg_types[0] = &cls_struct_type;
116 	dbl_arg_types[1] = &cls_struct_type;
117 	dbl_arg_types[2] = &cls_struct_type;
118 	dbl_arg_types[3] = &cls_struct_type;
119 	dbl_arg_types[4] = NULL;
120 
121 	CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, &cls_struct_type,
122 		dbl_arg_types) == FFI_OK);
123 
124 	args_dbl[0] = &e_dbl;
125 	args_dbl[1] = &f_dbl;
126 	args_dbl[2] = &g_dbl;
127 	args_dbl[3] = &h_dbl;
128 	args_dbl[4] = NULL;
129 
130 	ffi_call(&cif, FFI_FN(cls_struct_116byte_fn), &res_dbl, args_dbl);
131 	/* { dg-output "22 15 17 25 6 13 19 18 22 15 17 25 6 26 16" } */
132 	printf("res: %g %g %g %g %g %g %g %g %g %g %g %g %g %g %d\n", res_dbl.a, res_dbl.b,
133 		res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h, res_dbl.i,
134 		res_dbl.j, res_dbl.k, res_dbl.l, res_dbl.m, res_dbl.n, res_dbl.o);
135 	/* { dg-output "\nres: 22 15 17 25 6 13 19 18 22 15 17 25 6 26 16" } */
136 
137 	CHECK(ffi_prep_closure_loc(pcl, &cif, cls_struct_116byte_gn, NULL, code) == FFI_OK);
138 
139 	res_dbl = ((struct_116byte(*)(struct_116byte, struct_116byte,
140 		struct_116byte, struct_116byte))(code))(e_dbl, f_dbl, g_dbl, h_dbl);
141 	/* { dg-output "\n22 15 17 25 6 13 19 18 22 15 17 25 6 26 16" } */
142 	printf("res: %g %g %g %g %g %g %g %g %g %g %g %g %g %g %d\n", res_dbl.a, res_dbl.b,
143 		res_dbl.c, res_dbl.d, res_dbl.e, res_dbl.f, res_dbl.g, res_dbl.h, res_dbl.i,
144 		res_dbl.j, res_dbl.k, res_dbl.l, res_dbl.m, res_dbl.n, res_dbl.o);
145 	/* { dg-output "\nres: 22 15 17 25 6 13 19 18 22 15 17 25 6 26 16" } */
146 
147 	exit(0);
148 }
149