81 lines
1.8 KiB
C
81 lines
1.8 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 f1;
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float f2;
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float f3;
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float f4;
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} test_structure_8;
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static test_structure_8 struct8 (test_structure_8 ts)
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{
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ts.f1 += 1;
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ts.f2 += 1;
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ts.f3 += 1;
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ts.f4 += 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 ts8_type;
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ffi_type *ts8_type_elements[5];
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ts8_type.size = 0;
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ts8_type.alignment = 0;
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ts8_type.type = FFI_TYPE_STRUCT;
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ts8_type.elements = ts8_type_elements;
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ts8_type_elements[0] = &ffi_type_float;
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ts8_type_elements[1] = &ffi_type_float;
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ts8_type_elements[2] = &ffi_type_float;
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ts8_type_elements[3] = &ffi_type_float;
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ts8_type_elements[4] = NULL;
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test_structure_8 ts8_arg;
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/* This is a hack to get a properly aligned result buffer */
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test_structure_8 *ts8_result =
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(test_structure_8 *) malloc (sizeof(test_structure_8));
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args[0] = &ts8_type;
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values[0] = &ts8_arg;
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/* Initialize the cif */
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CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts8_type, args) == FFI_OK);
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ts8_arg.f1 = 5.55f;
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ts8_arg.f2 = 55.5f;
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ts8_arg.f3 = -5.55f;
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ts8_arg.f4 = -55.5f;
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printf ("%g\n", ts8_arg.f1);
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printf ("%g\n", ts8_arg.f2);
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printf ("%g\n", ts8_arg.f3);
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printf ("%g\n", ts8_arg.f4);
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ffi_call(&cif, FFI_FN(struct8), ts8_result, values);
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printf ("%g\n", ts8_result->f1);
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printf ("%g\n", ts8_result->f2);
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printf ("%g\n", ts8_result->f3);
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printf ("%g\n", ts8_result->f4);
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CHECK(ts8_result->f1 == 5.55f + 1);
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CHECK(ts8_result->f2 == 55.5f + 1);
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CHECK(ts8_result->f3 == -5.55f + 1);
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CHECK(ts8_result->f4 == -55.5f + 1);
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free (ts8_result);
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exit(0);
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}
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