diff options
author | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-16 18:49:26 +0900 |
---|---|---|
committer | Jari Vetoniemi <jari.vetoniemi@indooratlas.com> | 2020-03-30 00:39:06 +0900 |
commit | fcbf63e62c627deae76c1b8cb8c0876c536ed811 (patch) | |
tree | 64cb17de3f41a2b6fef2368028fbd00349946994 /jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/return_fl2.c |
Fresh start
Diffstat (limited to 'jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/return_fl2.c')
-rw-r--r-- | jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/return_fl2.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/return_fl2.c b/jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/return_fl2.c new file mode 100644 index 0000000..ddb976c --- /dev/null +++ b/jni/ruby/ext/fiddle/libffi-3.2.1/testsuite/libffi.call/return_fl2.c @@ -0,0 +1,49 @@ +/* Area: ffi_call + Purpose: Check return value float. + Limitations: none. + PR: none. + Originator: <andreast@gcc.gnu.org> 20050212 */ + +/* { dg-do run } */ +#include "ffitest.h" + +/* Use volatile float to avoid false negative on ix86. See PR target/323. */ +static float return_fl(float fl1, float fl2, float fl3, float fl4) +{ + volatile float sum; + + sum = fl1 + fl2 + fl3 + fl4; + return sum; +} +int main (void) +{ + ffi_cif cif; + ffi_type *args[MAX_ARGS]; + void *values[MAX_ARGS]; + float fl1, fl2, fl3, fl4, rfl; + volatile float sum; + + args[0] = &ffi_type_float; + args[1] = &ffi_type_float; + args[2] = &ffi_type_float; + args[3] = &ffi_type_float; + values[0] = &fl1; + values[1] = &fl2; + values[2] = &fl3; + values[3] = &fl4; + + /* Initialize the cif */ + CHECK(ffi_prep_cif(&cif, FFI_DEFAULT_ABI, 4, + &ffi_type_float, args) == FFI_OK); + fl1 = 127.0; + fl2 = 128.0; + fl3 = 255.1; + fl4 = 512.7; + + ffi_call(&cif, FFI_FN(return_fl), &rfl, values); + printf ("%f vs %f\n", rfl, return_fl(fl1, fl2, fl3, fl4)); + + sum = fl1 + fl2 + fl3 + fl4; + CHECK(rfl == sum); + exit(0); +} |