libmwemu 0.24.5

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"), &crate::emu::decoded_instruction::DecodedInstruction::X86(*ins));

    let st0 = emu.fpu_mut().get_st(0);
    let result = (2.0f64.powf(st0)) - 1.0;
    emu.fpu_mut().set_st(0, result);
    emu.sync_fpu_ip();
    true
}