dustbox 0.0.1

PC x86 emulator with the goal of easily running MS-DOS games on Windows, macOS and Linux.
Documentation 
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use crate::cpu::register::{R, RegisterState};

#[test]
fn can_access_gpr() {
    let mut r = RegisterState::default();
    r.set_r32(R::ECX, 0xFFFF_FFFF);
    assert_eq!(0xFFFF_FFFF, r.get_r32(R::ECX));

    r.set_r16(R::CX, 0x1616);
    assert_eq!(0x1616, r.get_r16(R::CX));
    assert_eq!(0xFFFF_1616, r.get_r32(R::ECX));

    r.set_r8(R::CL, 0x08);
    assert_eq!(0x08, r.get_r8(R::CL));
    assert_eq!(0xFFFF_1608, r.get_r32(R::ECX));
}