diff options
Diffstat (limited to 'js/src/ctypes/libffi/testsuite/libffi.call/struct5.c')
-rw-r--r-- | js/src/ctypes/libffi/testsuite/libffi.call/struct5.c | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/js/src/ctypes/libffi/testsuite/libffi.call/struct5.c b/js/src/ctypes/libffi/testsuite/libffi.call/struct5.c new file mode 100644 index 000000000..23e2a3f74 --- /dev/null +++ b/js/src/ctypes/libffi/testsuite/libffi.call/struct5.c @@ -0,0 +1,66 @@ +/* Area: ffi_call + Purpose: Check structures. + Limitations: none. + PR: none. + Originator: From the original ffitest.c */ + +/* { dg-do run } */ +#include "ffitest.h" +typedef struct +{ + char c1; + char c2; +} test_structure_5; + +static test_structure_5 ABI_ATTR struct5(test_structure_5 ts1, test_structure_5 ts2) +{ + ts1.c1 += ts2.c1; + ts1.c2 -= ts2.c2; + + return ts1; +} + +int main (void) +{ + ffi_cif cif; + ffi_type *args[MAX_ARGS]; + void *values[MAX_ARGS]; + ffi_type ts5_type; + ffi_type *ts5_type_elements[3]; + + test_structure_5 ts5_arg1, ts5_arg2; + + /* This is a hack to get a properly aligned result buffer */ + test_structure_5 *ts5_result = + (test_structure_5 *) malloc (sizeof(test_structure_5)); + + ts5_type.size = 0; + ts5_type.alignment = 0; + ts5_type.type = FFI_TYPE_STRUCT; + ts5_type.elements = ts5_type_elements; + ts5_type_elements[0] = &ffi_type_schar; + ts5_type_elements[1] = &ffi_type_schar; + ts5_type_elements[2] = NULL; + + args[0] = &ts5_type; + args[1] = &ts5_type; + values[0] = &ts5_arg1; + values[1] = &ts5_arg2; + + /* Initialize the cif */ + CHECK(ffi_prep_cif(&cif, ABI_NUM, 2, &ts5_type, args) == FFI_OK); + + ts5_arg1.c1 = 2; + ts5_arg1.c2 = 6; + ts5_arg2.c1 = 5; + ts5_arg2.c2 = 3; + + ffi_call (&cif, FFI_FN(struct5), ts5_result, values); + + CHECK(ts5_result->c1 == 7); + CHECK(ts5_result->c2 == 3); + + + free (ts5_result); + exit(0); +} |