wasmer/lib/runtime/examples/test.rs
2019-01-09 20:32:02 -05:00

28 lines
1019 B
Rust

use wabt::wat2wasm;
use wasmer_runtime::types::Value;
use wasmer_runtime::{Instance, Imports, module::Module};
use wasmer_clif_backend::CraneliftCompiler;
fn main() {
let mut instance = create_module_1();
let result = instance.call("type-first-f32", &[]);
println!("result: {:?}", result);
}
fn create_module_1() -> Box<Instance> {
let module_str = "(module
(type (;0;) (func (result f32)))
(type (;1;) (func (param f32) (result f32)))
(func (;0;) (type 1) (param f32) (result f32)
get_local 0)
(func (;1;) (type 0) (result f32)
f32.const 0x1.51eb86p+0 (;=1.32;)
call 0)
(export \"func-0\" (func 0))
(export \"type-first-f32\" (func 1))
)
";
let wasm_binary = wat2wasm(module_str.as_bytes()).expect("WAST not valid or malformed");
let module = wasmer_runtime::compile(&wasm_binary[..], &CraneliftCompiler::new()).expect("WASM can't be compiled");
module.instantiate(&Imports::new()).expect("WASM can't be instantiated")
}