libmwemu 0.24.1

x86 32/64bits and system internals emulator, for securely emulating malware and other stuff.
Documentation 
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use crate::color;
use crate::emu::Emu;
use iced_x86::Instruction;

pub fn execute(emu: &mut Emu, ins: &Instruction, instruction_sz: usize, _rep_step: bool) -> bool {
    emu.show_instruction(color!("Green"), ins);

    let value = emu.fpu_mut().get_st(0) as i64;
    let value2 = match emu.get_operand_sz(ins, 0) {
        16 => value as i16 as u16 as u64,
        32 => value as i32 as u32 as u64,
        64 => value as u64,
        _ => return false,
    };
    if !emu.set_operand_value(ins, 0, value2) {
        return false;
    }

    emu.fpu_mut().pop_f64();
    emu.sync_fpu_ip();
    true
}