114 lines
2.3 KiB
C
114 lines
2.3 KiB
C
/* Area: ffi_call, closure_call
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Purpose: Test doubles passed in variable argument lists.
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Limitations: none.
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PR: none.
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Originator: Blake Chaffin 6/6/2007 */
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/* { dg-do run } */
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/* { dg-output "" { xfail avr32*-*-* } } */
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#include "ffitest.h"
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struct small_tag
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{
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unsigned char a;
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unsigned char b;
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};
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struct large_tag
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{
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unsigned a;
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unsigned b;
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unsigned c;
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unsigned d;
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unsigned e;
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};
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static void
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test_fn (ffi_cif* cif __UNUSED__, void* resp,
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void** args, void* userdata __UNUSED__)
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{
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int n = *(int*)args[0];
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struct small_tag s1 = * (struct small_tag *) args[1];
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struct large_tag l1 = * (struct large_tag *) args[2];
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struct small_tag s2 = * (struct small_tag *) args[3];
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printf ("%d %d %d %d %d %d %d %d %d %d\n", n, s1.a, s1.b,
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l1.a, l1.b, l1.c, l1.d, l1.e,
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s2.a, s2.b);
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* (ffi_arg*) resp = 42;
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}
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int
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main (void)
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{
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ffi_cif cif;
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void *code;
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ffi_closure *pcl = ffi_closure_alloc (sizeof (ffi_closure), &code);
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ffi_type* arg_types[5];
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ffi_arg res = 0;
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ffi_type s_type;
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ffi_type *s_type_elements[3];
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ffi_type l_type;
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ffi_type *l_type_elements[6];
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struct small_tag s1;
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struct small_tag s2;
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struct large_tag l1;
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int si;
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s_type.size = 0;
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s_type.alignment = 0;
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s_type.type = FFI_TYPE_STRUCT;
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s_type.elements = s_type_elements;
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s_type_elements[0] = &ffi_type_uchar;
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s_type_elements[1] = &ffi_type_uchar;
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s_type_elements[2] = NULL;
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l_type.size = 0;
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l_type.alignment = 0;
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l_type.type = FFI_TYPE_STRUCT;
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l_type.elements = l_type_elements;
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l_type_elements[0] = &ffi_type_uint;
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l_type_elements[1] = &ffi_type_uint;
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l_type_elements[2] = &ffi_type_uint;
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l_type_elements[3] = &ffi_type_uint;
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l_type_elements[4] = &ffi_type_uint;
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l_type_elements[5] = NULL;
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arg_types[0] = &ffi_type_sint;
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arg_types[1] = &s_type;
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arg_types[2] = &l_type;
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arg_types[3] = &s_type;
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arg_types[4] = NULL;
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CHECK(ffi_prep_cif_var(&cif, FFI_DEFAULT_ABI, 1, 4, &ffi_type_sint,
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arg_types) == FFI_OK);
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si = 4;
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s1.a = 5;
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s1.b = 6;
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s2.a = 20;
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s2.b = 21;
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l1.a = 10;
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l1.b = 11;
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l1.c = 12;
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l1.d = 13;
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l1.e = 14;
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CHECK(ffi_prep_closure_loc(pcl, &cif, test_fn, NULL, code) == FFI_OK);
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res = ((int (*)(int, ...))(code))(si, s1, l1, s2);
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/* { dg-output "4 5 6 10 11 12 13 14 20 21" } */
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printf("res: %d\n", (int) res);
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/* { dg-output "\nres: 42" } */
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exit(0);
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}
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