From fcbf63e62c627deae76c1b8cb8c0876c536ed811 Mon Sep 17 00:00:00 2001 From: Jari Vetoniemi Date: Mon, 16 Mar 2020 18:49:26 +0900 Subject: Fresh start --- .../testsuite/libffi.call/va_struct1.c | 121 +++++++++++++++++++++ 1 file changed, 121 insertions(+) create mode 100644 jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/va_struct1.c (limited to 'jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/va_struct1.c') diff --git a/jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/va_struct1.c b/jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/va_struct1.c new file mode 100644 index 0000000..e645206 --- /dev/null +++ b/jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/va_struct1.c @@ -0,0 +1,121 @@ +/* Area: ffi_call + Purpose: Test passing struct in variable argument lists. + Limitations: none. + PR: none. + Originator: ARM Ltd. */ + +/* { dg-do run } */ +/* { dg-output "" { xfail avr32*-*-* } } */ + +#include "ffitest.h" +#include + +struct small_tag +{ + unsigned char a; + unsigned char b; +}; + +struct large_tag +{ + unsigned a; + unsigned b; + unsigned c; + unsigned d; + unsigned e; +}; + +static int +test_fn (int n, ...) +{ + va_list ap; + struct small_tag s1; + struct small_tag s2; + struct large_tag l; + + va_start (ap, n); + s1 = va_arg (ap, struct small_tag); + l = va_arg (ap, struct large_tag); + s2 = va_arg (ap, struct small_tag); + printf ("%u %u %u %u %u %u %u %u %u\n", s1.a, s1.b, l.a, l.b, l.c, l.d, l.e, + s2.a, s2.b); + va_end (ap); + return n + 1; +} + +int +main (void) +{ + ffi_cif cif; + void* args[5]; + ffi_type* arg_types[5]; + + ffi_type s_type; + ffi_type *s_type_elements[3]; + + ffi_type l_type; + ffi_type *l_type_elements[6]; + + struct small_tag s1; + struct small_tag s2; + struct large_tag l1; + + int n; + ffi_arg res; + + s_type.size = 0; + s_type.alignment = 0; + s_type.type = FFI_TYPE_STRUCT; + s_type.elements = s_type_elements; + + s_type_elements[0] = &ffi_type_uchar; + s_type_elements[1] = &ffi_type_uchar; + s_type_elements[2] = NULL; + + l_type.size = 0; + l_type.alignment = 0; + l_type.type = FFI_TYPE_STRUCT; + l_type.elements = l_type_elements; + + l_type_elements[0] = &ffi_type_uint; + l_type_elements[1] = &ffi_type_uint; + l_type_elements[2] = &ffi_type_uint; + l_type_elements[3] = &ffi_type_uint; + l_type_elements[4] = &ffi_type_uint; + l_type_elements[5] = NULL; + + arg_types[0] = &ffi_type_sint; + arg_types[1] = &s_type; + arg_types[2] = &l_type; + arg_types[3] = &s_type; + arg_types[4] = NULL; + + CHECK(ffi_prep_cif_var(&cif, FFI_DEFAULT_ABI, 1, 4, &ffi_type_sint, arg_types) == FFI_OK); + + s1.a = 5; + s1.b = 6; + + l1.a = 10; + l1.b = 11; + l1.c = 12; + l1.d = 13; + l1.e = 14; + + s2.a = 7; + s2.b = 8; + + n = 41; + + args[0] = &n; + args[1] = &s1; + args[2] = &l1; + args[3] = &s2; + args[4] = NULL; + + ffi_call(&cif, FFI_FN(test_fn), &res, args); + /* { dg-output "5 6 10 11 12 13 14 7 8" } */ + printf("res: %d\n", (int) res); + /* { dg-output "\nres: 42" } */ + + return 0; +} -- cgit v1.2.3