mirror of
https://github.com/fluencelabs/wasmer
synced 2025-03-17 00:30:49 +00:00
35 lines
1023 B
Rust
35 lines
1023 B
Rust
/// Retrieve a WebAssembly function given a Instance and a FuncIndex
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/// Example:
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/// let func: fn(i32) -> i32 = get_instance_function!(instance, func_index);
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#[macro_export]
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macro_rules! get_instance_function {
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($instance:expr, $func_index:expr) => {{
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use std::mem;
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let func_addr = $instance.get_function_pointer($func_index);
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unsafe { mem::transmute(func_addr) }
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}};
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}
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#[macro_export]
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macro_rules! include_wast2wasm_bytes {
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($x:expr) => {{
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use wabt::wat2wasm;
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const wast_bytes: &[u8] = include_bytes!($x);
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wat2wasm(wast_bytes.to_vec()).expect(&format!("Can't convert {} file to wasm", $x))
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}};
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}
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// #[cfg(feature= "debug")]
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#[macro_export]
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macro_rules! debug {
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($fmt:expr) => (println!(concat!("Wasmer::", $fmt)));
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($fmt:expr, $($arg:tt)*) => (println!(concat!("Wasmer::", $fmt, "\n"), $($arg)*));
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}
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// #[cfg(not(feature= "debug"))]
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// #[macro_export]
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// macro_rules! debug {
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// ($fmt:expr) => {};
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// ($fmt:expr, $($arg:tt)*) => {};
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// }
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