diff options
Diffstat (limited to 'testsuite/libffi.call/struct6.c')
-rw-r--r-- | testsuite/libffi.call/struct6.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/testsuite/libffi.call/struct6.c b/testsuite/libffi.call/struct6.c new file mode 100644 index 0000000..83db9af --- /dev/null +++ b/testsuite/libffi.call/struct6.c @@ -0,0 +1,64 @@ +/* Area: ffi_call + Purpose: Check structures. + Limitations: none. + PR: none. + Originator: From the original ffitest.c */ + +/* { dg-do run } */ +#include "ffitest.h" +typedef struct +{ + float f; + double d; +} test_structure_6; + +static test_structure_6 struct6 (test_structure_6 ts) +{ + ts.f += 1; + ts.d += 1; + + return ts; +} + +int main (void) +{ + ffi_cif cif; + ffi_type *args[MAX_ARGS]; + void *values[MAX_ARGS]; + ffi_type ts6_type; + ffi_type *ts6_type_elements[3]; + ts6_type.size = 0; + ts6_type.alignment = 0; + ts6_type.type = FFI_TYPE_STRUCT; + ts6_type.elements = ts6_type_elements; + ts6_type_elements[0] = &ffi_type_float; + ts6_type_elements[1] = &ffi_type_double; + ts6_type_elements[2] = NULL; + + + test_structure_6 ts6_arg; + + /* This is a hack to get a properly aligned result buffer */ + test_structure_6 *ts6_result = + (test_structure_6 *) malloc (sizeof(test_structure_6)); + + args[0] = &ts6_type; + values[0] = &ts6_arg; + + /* Initialize the cif */ + CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts6_type, args) == FFI_OK); + + ts6_arg.f = 5.55f; + ts6_arg.d = 6.66; + + printf ("%g\n", ts6_arg.f); + printf ("%g\n", ts6_arg.d); + + ffi_call(&cif, FFI_FN(struct6), ts6_result, values); + + CHECK(ts6_result->f == 5.55f + 1); + CHECK(ts6_result->d == 6.66 + 1); + + free (ts6_result); + exit(0); +} |