Struct zingen::Dispatcher

pub struct Dispatcher {
    pub abi: Vec<Abi>,
    pub asm: MacroAssembler,
    pub env: Env,
    pub funcs: BTreeMap<u32, FuncType>,
    pub table: JumpTable,
}

Code generator for EVM dispatcher.

Fields

abi: Vec<Abi>

ABI for the current function

asm: MacroAssembler

Code buffer

env: Env

WASM environment

funcs: BTreeMap<u32, FuncType>

Module functions

table: JumpTable

Jump table

Implementations

impl Dispatcher

pub fn new(env: Env, funcs: &Functions<'_>) -> Result<Self>

Create dispatcher with functions.

pub fn finish( &mut self, selectors: Functions<'_>, table: &mut JumpTable ) -> Result<Vec<u8>>

Emit compiled code to the given buffer.

fn query_func(&self, name: &str) -> Result<u32>

Query exported function from selector.

fn load_abi(&mut self, selector: &Function<'_>) -> Result<Abi>

Load function ABI.

fn ext_return(&mut self, sig: &FuncType) -> Result<()>

Emit return of ext function.

fn process(&mut self, len: usize, last: bool) -> Result<bool>

fn emit_selector(&mut self, selector: &Function<'_>, last: bool) -> Result<()>

Emit selector to buffer.