Macro extract_bits

macro_rules! extract_bits {
    ($num:expr, $start:expr, $end:expr) => { ... };
}

Extracts bits from a number

Arguments

• num - The number to extract bits from
• start - The starting index of the bits to extract
• end - The ending index of the bits to extract

Returns

• Ok(u<size>) - The extracted bits
• Err(DisassemblerError) - Error message

Examples

use risc_v_disassembler::extract_bits;
 
let number: u32 = 0b1111_1111_1001_1111_1111_1111_1111_1010;
let result = extract_bits!(number, 0, 3);
assert_eq!(result, Ok(0b1010));
 
let result = extract_bits!(number, 4, 7);
assert_eq!(result, Ok(0b1111));