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authorMatthias Benkard <code@mail.matthias.benkard.de>2008-01-26 12:06:34 +0100
committerMatthias Benkard <code@mail.matthias.benkard.de>2008-01-26 12:06:34 +0100
commit181d8ded82d49d0133d9d6fd1631d9816c970bfa (patch)
treec2791efcee34197c93ed964873c1ff30bf398330 /libffi/testsuite/libffi.call/struct8.c
parent28a686ef16077f75afbfa3d315cd268680e11b75 (diff)
Import libffi from PyObjC 1.3.7.
darcs-hash:129bccb59266f997deac9b0353aea2d2d4049f92
Diffstat (limited to 'libffi/testsuite/libffi.call/struct8.c')
-rw-r--r--libffi/testsuite/libffi.call/struct8.c80
1 files changed, 80 insertions, 0 deletions
diff --git a/libffi/testsuite/libffi.call/struct8.c b/libffi/testsuite/libffi.call/struct8.c
new file mode 100644
index 0000000..c773ac7
--- /dev/null
+++ b/libffi/testsuite/libffi.call/struct8.c
@@ -0,0 +1,80 @@
+/* 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 f1;
+ float f2;
+ float f3;
+ float f4;
+} test_structure_8;
+
+static test_structure_8 struct8 (test_structure_8 ts)
+{
+ ts.f1 += 1;
+ ts.f2 += 1;
+ ts.f3 += 1;
+ ts.f4 += 1;
+
+ return ts;
+}
+
+int main (void)
+{
+ ffi_cif cif;
+ ffi_type *args[MAX_ARGS];
+ void *values[MAX_ARGS];
+ ffi_type ts8_type;
+ ffi_type *ts8_type_elements[5];
+ ts8_type.size = 0;
+ ts8_type.alignment = 0;
+ ts8_type.type = FFI_TYPE_STRUCT;
+ ts8_type.elements = ts8_type_elements;
+ ts8_type_elements[0] = &ffi_type_float;
+ ts8_type_elements[1] = &ffi_type_float;
+ ts8_type_elements[2] = &ffi_type_float;
+ ts8_type_elements[3] = &ffi_type_float;
+ ts8_type_elements[4] = NULL;
+
+ test_structure_8 ts8_arg;
+
+ /* This is a hack to get a properly aligned result buffer */
+ test_structure_8 *ts8_result =
+ (test_structure_8 *) malloc (sizeof(test_structure_8));
+
+ args[0] = &ts8_type;
+ values[0] = &ts8_arg;
+
+ /* Initialize the cif */
+ CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 1, &ts8_type, args) == FFI_OK);
+
+ ts8_arg.f1 = 5.55f;
+ ts8_arg.f2 = 55.5f;
+ ts8_arg.f3 = -5.55f;
+ ts8_arg.f4 = -55.5f;
+
+ printf ("%g\n", ts8_arg.f1);
+ printf ("%g\n", ts8_arg.f2);
+ printf ("%g\n", ts8_arg.f3);
+ printf ("%g\n", ts8_arg.f4);
+
+ ffi_call(&cif, FFI_FN(struct8), ts8_result, values);
+
+ printf ("%g\n", ts8_result->f1);
+ printf ("%g\n", ts8_result->f2);
+ printf ("%g\n", ts8_result->f3);
+ printf ("%g\n", ts8_result->f4);
+
+ CHECK(ts8_result->f1 == 5.55f + 1);
+ CHECK(ts8_result->f2 == 55.5f + 1);
+ CHECK(ts8_result->f3 == -5.55f + 1);
+ CHECK(ts8_result->f4 == -55.5f + 1);
+
+ free (ts8_result);
+ exit(0);
+}