rwasm 0.4.3

ZK-friendly WebAssembly runtime optimized for blockchain and zero-knowledge applications
Documentation 
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use crate::Opcode;

pub fn opcode_stack_read(ins: Opcode) -> u32 {
    if ins.is_binary_instruction() {
        return 2;
    } else if ins.is_unary_instruction() {
        return 1;
    } else if ins.is_nullary() {
        return 0;
    } else if ins.is_memory_load_instruction() {
        return 1;
    } else if ins.is_memory_store_instruction() {
        return 2;
    } else if ins.is_branch_instruction() {
    }
    0
}

pub fn opcode_stack_write(op: Opcode) -> bool {
    if op.is_binary_instruction() || op.is_unary_instruction() | op.is_const_instruction() {
        return true;
    }
    if op.is_binary_instruction() {
        return false;
    }
    if op.is_memory_instruction() {
        op.is_memory_load_instruction()
    } else {
        false
    }
}