| 1 | n/a | /* Area: ffi_call |
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| 2 | n/a | Purpose: Check different structures. |
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| 3 | n/a | Limitations: none. |
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| 4 | n/a | PR: none. |
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| 5 | n/a | Originator: Ronald Oussoren <oussoren@cistron.nl> 20030824 */ |
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| 6 | n/a | |
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| 7 | n/a | /* { dg-do run } */ |
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| 8 | n/a | #include "ffitest.h" |
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| 9 | n/a | |
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| 10 | n/a | typedef struct Point { |
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| 11 | n/a | float x; |
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| 12 | n/a | float y; |
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| 13 | n/a | } Point; |
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| 14 | n/a | |
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| 15 | n/a | typedef struct Size { |
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| 16 | n/a | float h; |
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| 17 | n/a | float w; |
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| 18 | n/a | } Size; |
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| 19 | n/a | |
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| 20 | n/a | typedef struct Rect { |
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| 21 | n/a | Point o; |
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| 22 | n/a | Size s; |
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| 23 | n/a | } Rect; |
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| 24 | n/a | |
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| 25 | n/a | int doit(int o, char* s, Point p, Rect r, int last) |
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| 26 | n/a | { |
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| 27 | n/a | printf("CALLED WITH %d %s {%f %f} {{%f %f} {%f %f}} %d\n", |
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| 28 | n/a | o, s, p.x, p.y, r.o.x, r.o.y, r.s.h, r.s.w, last); |
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| 29 | n/a | return 42; |
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| 30 | n/a | } |
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| 31 | n/a | |
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| 32 | n/a | |
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| 33 | n/a | int main(void) |
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| 34 | n/a | { |
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| 35 | n/a | ffi_type point_type; |
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| 36 | n/a | ffi_type size_type; |
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| 37 | n/a | ffi_type rect_type; |
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| 38 | n/a | ffi_cif cif; |
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| 39 | n/a | ffi_type* arglist[6]; |
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| 40 | n/a | void* values[6]; |
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| 41 | n/a | int r; |
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| 42 | n/a | |
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| 43 | n/a | /* |
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| 44 | n/a | * First set up FFI types for the 3 struct types |
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| 45 | n/a | */ |
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| 46 | n/a | |
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| 47 | n/a | point_type.size = 0; /*sizeof(Point);*/ |
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| 48 | n/a | point_type.alignment = 0; /*__alignof__(Point);*/ |
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| 49 | n/a | point_type.type = FFI_TYPE_STRUCT; |
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| 50 | n/a | point_type.elements = malloc(3 * sizeof(ffi_type*)); |
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| 51 | n/a | point_type.elements[0] = &ffi_type_float; |
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| 52 | n/a | point_type.elements[1] = &ffi_type_float; |
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| 53 | n/a | point_type.elements[2] = NULL; |
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| 54 | n/a | |
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| 55 | n/a | size_type.size = 0;/* sizeof(Size);*/ |
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| 56 | n/a | size_type.alignment = 0;/* __alignof__(Size);*/ |
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| 57 | n/a | size_type.type = FFI_TYPE_STRUCT; |
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| 58 | n/a | size_type.elements = malloc(3 * sizeof(ffi_type*)); |
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| 59 | n/a | size_type.elements[0] = &ffi_type_float; |
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| 60 | n/a | size_type.elements[1] = &ffi_type_float; |
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| 61 | n/a | size_type.elements[2] = NULL; |
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| 62 | n/a | |
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| 63 | n/a | rect_type.size = 0;/*sizeof(Rect);*/ |
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| 64 | n/a | rect_type.alignment =0;/* __alignof__(Rect);*/ |
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| 65 | n/a | rect_type.type = FFI_TYPE_STRUCT; |
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| 66 | n/a | rect_type.elements = malloc(3 * sizeof(ffi_type*)); |
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| 67 | n/a | rect_type.elements[0] = &point_type; |
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| 68 | n/a | rect_type.elements[1] = &size_type; |
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| 69 | n/a | rect_type.elements[2] = NULL; |
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| 70 | n/a | |
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| 71 | n/a | /* |
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| 72 | n/a | * Create a CIF |
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| 73 | n/a | */ |
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| 74 | n/a | arglist[0] = &ffi_type_sint; |
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| 75 | n/a | arglist[1] = &ffi_type_pointer; |
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| 76 | n/a | arglist[2] = &point_type; |
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| 77 | n/a | arglist[3] = &rect_type; |
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| 78 | n/a | arglist[4] = &ffi_type_sint; |
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| 79 | n/a | arglist[5] = NULL; |
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| 80 | n/a | |
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| 81 | n/a | r = ffi_prep_cif(&cif, FFI_DEFAULT_ABI, |
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| 82 | n/a | 5, &ffi_type_sint, arglist); |
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| 83 | n/a | if (r != FFI_OK) { |
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| 84 | n/a | abort(); |
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| 85 | n/a | } |
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| 86 | n/a | |
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| 87 | n/a | |
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| 88 | n/a | /* And call the function through the CIF */ |
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| 89 | n/a | |
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| 90 | n/a | { |
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| 91 | n/a | Point p = { 1.0, 2.0 }; |
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| 92 | n/a | Rect r = { { 9.0, 10.0}, { -1.0, -2.0 } }; |
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| 93 | n/a | int o = 0; |
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| 94 | n/a | int l = 42; |
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| 95 | n/a | char* m = "myMethod"; |
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| 96 | n/a | ffi_arg result; |
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| 97 | n/a | |
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| 98 | n/a | values[0] = &o; |
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| 99 | n/a | values[1] = &m; |
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| 100 | n/a | values[2] = &p; |
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| 101 | n/a | values[3] = &r; |
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| 102 | n/a | values[4] = &l; |
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| 103 | n/a | values[5] = NULL; |
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| 104 | n/a | |
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| 105 | n/a | printf("CALLING WITH %d %s {%f %f} {{%f %f} {%f %f}} %d\n", |
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| 106 | n/a | o, m, p.x, p.y, r.o.x, r.o.y, r.s.h, r.s.w, l); |
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| 107 | n/a | |
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| 108 | n/a | ffi_call(&cif, FFI_FN(doit), &result, values); |
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| 109 | n/a | |
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| 110 | n/a | printf ("The result is %d\n", (int)result); |
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| 111 | n/a | |
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| 112 | n/a | } |
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| 113 | n/a | exit(0); |
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| 114 | n/a | } |
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