1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
#[macro_export]
macro_rules! make_func_wrapper {
( $wis:vis $wrapper_name:ident: $original:ident( $( $pname:ident: $ptype:ident ),* $( , )? ) -> TrappedResult<$rtype:ident>) => {
$wis unsafe extern "C" fn $wrapper_name(
_rt: $crate::wasm3_sys::IM3Runtime,
_sp: $crate::wasm3_sys::m3stack_t,
_mem: *mut core::ffi::c_void,
) -> *const core::ffi::c_void {
use $crate::WasmType as _;
let ssp = _sp;
$(
let $pname = $ptype::pop_from_stack(_sp);
let _sp = _sp.add($ptype::SIZE_IN_SLOT_COUNT);
)*
let ret = $original( $( $pname ),* );
match ret {
Ok(ret) => {
$rtype::push_on_stack(ret, ssp);
$crate::wasm3_sys::m3Err_none as _
},
Err(trap) => trap.as_ptr() as _
}
}
};
( $wis:vis $wrapper_name:ident: $original:ident( $( $pname:ident: $ptype:ident ),* $( , )? ) $( -> $rtype:ident )?) => {
$wis unsafe extern "C" fn $wrapper_name(
_rt: $crate::wasm3_sys::IM3Runtime,
_sp: $crate::wasm3_sys::m3stack_t,
_mem: *mut core::ffi::c_void,
) -> *const core::ffi::c_void {
use $crate::WasmType as _;
let ssp = _sp;
$(
let $pname = $ptype::pop_from_stack(_sp);
let _sp = _sp.add($ptype::SIZE_IN_SLOT_COUNT);
)*
let ret = $original( $( $pname ),* );
$(
$rtype::push_on_stack(ret, ssp);
)?
$crate::wasm3_sys::m3Err_none as _
}
};
}