68 lines
1.4 KiB
C
68 lines
1.4 KiB
C
/* Area: ffi_call
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Purpose: Check structures.
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Limitations: none.
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PR: none.
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Originator: From the original ffitest.c */
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/* { dg-do run } */
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#include "ffitest.h"
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typedef struct
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{
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float f;
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int i;
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} test_structure_9;
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static test_structure_9 ABI_ATTR struct9 (test_structure_9 ts)
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{
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ts.f += 1;
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ts.i += 1;
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return ts;
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}
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int main (void)
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{
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ffi_cif cif;
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ffi_type *args[MAX_ARGS];
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void *values[MAX_ARGS];
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ffi_type ts9_type;
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ffi_type *ts9_type_elements[3];
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test_structure_9 ts9_arg;
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/* This is a hack to get a properly aligned result buffer */
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test_structure_9 *ts9_result =
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(test_structure_9 *) malloc (sizeof(test_structure_9));
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ts9_type.size = 0;
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ts9_type.alignment = 0;
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ts9_type.type = FFI_TYPE_STRUCT;
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ts9_type.elements = ts9_type_elements;
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ts9_type_elements[0] = &ffi_type_float;
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ts9_type_elements[1] = &ffi_type_sint;
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ts9_type_elements[2] = NULL;
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args[0] = &ts9_type;
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values[0] = &ts9_arg;
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/* Initialize the cif */
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CHECK(ffi_prep_cif(&cif, ABI_NUM, 1, &ts9_type, args) == FFI_OK);
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ts9_arg.f = 5.55f;
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ts9_arg.i = 5;
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printf ("%g\n", ts9_arg.f);
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printf ("%d\n", ts9_arg.i);
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ffi_call(&cif, FFI_FN(struct9), ts9_result, values);
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printf ("%g\n", ts9_result->f);
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printf ("%d\n", ts9_result->i);
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CHECK(ts9_result->f == 5.55f + 1);
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CHECK(ts9_result->i == 5 + 1);
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free (ts9_result);
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exit(0);
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}
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