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::*;

// VBROADCASTI128 - Broadcast 128-bit Integer Data (AVX2)
//
// Broadcasts a 128-bit value from memory to both 128-bit lanes of a YMM register.
// The lower 128 bits and upper 128 bits of the destination will both contain
// the same 128-bit value from memory.
//
// Opcodes (AVX2 - 256-bit YMM):
// VEX.256.66.0F38.W0 5A /r       VBROADCASTI128 ymm1, m128

const ALIGNED_ADDR: u64 = 0x3000;

// ============================================================================
// VBROADCASTI128 Tests - Broadcast 128-bit to Both Lanes (256-bit)
// ============================================================================

#[test]
fn test_vbroadcasti128_ymm0_mem() {
    let mut emu = emu64();
    // VBROADCASTI128 YMM0, [memory]
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x00, // VBROADCASTI128 YMM0, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08,
        0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm1_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x08, // VBROADCASTI128 YMM1, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm2_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x10, // VBROADCASTI128 YMM2, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
        0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA, 0xAA,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm3_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x18, // VBROADCASTI128 YMM3, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
        0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55, 0x55,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm4_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x20, // VBROADCASTI128 YMM4, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0,
        0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77, 0x88,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm5_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x28, // VBROADCASTI128 YMM5, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
        0x88, 0x99, 0xAA, 0xBB, 0xCC, 0xDD, 0xEE, 0xFF,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm6_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x30, // VBROADCASTI128 YMM6, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0xFE, 0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10,
        0x0F, 0x0E, 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm7_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x38, // VBROADCASTI128 YMM7, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0x7F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm8_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0x62, 0x7d, 0x5a, 0x00, // VBROADCASTI128 YMM8, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0xBE, 0xEF, 0xCA, 0xFE, 0xBA, 0xBE, 0xDE, 0xAD,
        0xC0, 0xFF, 0xEE, 0xBA, 0xD0, 0x0D, 0xF0, 0x0D,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm9_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0x62, 0x7d, 0x5a, 0x08, // VBROADCASTI128 YMM9, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
        0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm10_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0x62, 0x7d, 0x5a, 0x10, // VBROADCASTI128 YMM10, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0xA5, 0x5A, 0xA5, 0x5A, 0xA5, 0x5A, 0xA5, 0x5A,
        0xA5, 0x5A, 0xA5, 0x5A, 0xA5, 0x5A, 0xA5, 0x5A,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm11_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0x62, 0x7d, 0x5a, 0x18, // VBROADCASTI128 YMM11, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0x5A, 0xA5, 0x5A, 0xA5, 0x5A, 0xA5, 0x5A, 0xA5,
        0x5A, 0xA5, 0x5A, 0xA5, 0x5A, 0xA5, 0x5A, 0xA5,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm12_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0x62, 0x7d, 0x5a, 0x20, // VBROADCASTI128 YMM12, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm13_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0x62, 0x7d, 0x5a, 0x28, // VBROADCASTI128 YMM13, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm14_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0x62, 0x7d, 0x5a, 0x30, // VBROADCASTI128 YMM14, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0x01, 0x23, 0x45, 0x67, 0x89, 0xAB, 0xCD, 0xEF,
        0xFE, 0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_ymm15_mem() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0x62, 0x7d, 0x5a, 0x38, // VBROADCASTI128 YMM15, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0xFF, 0xEE, 0xDD, 0xCC, 0xBB, 0xAA, 0x99, 0x88,
        0x77, 0x66, 0x55, 0x44, 0x33, 0x22, 0x11, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

// ============================================================================
// Comprehensive tests
// ============================================================================

#[test]
fn test_vbroadcasti128_chain() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x00, // VBROADCASTI128 YMM0, [RAX]
        0xc4, 0xe2, 0x7d, 0x5a, 0x10, // VBROADCASTI128 YMM2, [RAX]
        0xc4, 0xe2, 0x7d, 0x5a, 0x20, // VBROADCASTI128 YMM4, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0xAB, 0xCD, 0xEF, 0x01, 0x23, 0x45, 0x67, 0x89,
        0x9A, 0xBC, 0xDE, 0xF0, 0x11, 0x22, 0x33, 0x44,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_mem_offset() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x40, 0x10, // VBROADCASTI128 YMM0, [RAX+16]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let mut data = vec![0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00];
    for i in 0..16 {
        data[16 + i] = (i * 17) as u8;
    }
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_sequential_pattern() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x00, // VBROADCASTI128 YMM0, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let mut data = vec![0u8; 32];
    for i in 0..16 {
        data[i] = i as u8;
    }
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_alternating_pattern() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x00, // VBROADCASTI128 YMM0, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let mut data = vec![0u8; 32];
    for i in 0..16 {
        data[i] = if i % 2 == 0 { 0xFF } else { 0x00 };
    }
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_all_zero() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x00, // VBROADCASTI128 YMM0, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_all_ones() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x00, // VBROADCASTI128 YMM0, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_extended_regs() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0x62, 0x7d, 0x5a, 0x00, // VBROADCASTI128 YMM8, [RAX]
        0xc4, 0x62, 0x7d, 0x5a, 0x18, // VBROADCASTI128 YMM11, [RAX]
        0xc4, 0x62, 0x7d, 0x5a, 0x38, // VBROADCASTI128 YMM15, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0x12, 0x34, 0x56, 0x78, 0x9A, 0xBC, 0xDE, 0xF0,
        0xFE, 0xDC, 0xBA, 0x98, 0x76, 0x54, 0x32, 0x10,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}

#[test]
fn test_vbroadcasti128_mixed_bytes() {
    let mut emu = emu64();
    let code = [0x48, 0xb8];
    let mut full_code = code.to_vec();
    full_code.extend_from_slice(&ALIGNED_ADDR.to_le_bytes());
    full_code.extend_from_slice(&[
        0xc4, 0xe2, 0x7d, 0x5a, 0x00, // VBROADCASTI128 YMM0, [RAX]
        0xf4, // HLT
    ]);

    emu.load_code_bytes(&full_code);
    let data = vec![
        0x5A, 0xA5, 0x3C, 0xC3, 0x0F, 0xF0, 0x66, 0x99,
        0x11, 0x88, 0x44, 0xBB, 0x22, 0xDD, 0x77, 0xEE,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
        0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
    ];
    emu.maps.write_bytes_slice(ALIGNED_ADDR, &data);
    emu.run(None).unwrap();
}