Function word_at

crates/asm-to-binary/tests/object_linker.rs:5–7

(bytes: &[u8], off: usize)

use asm_to_binary::rv_instruction::RvInstruction;

fn word_at(bytes: &[u8], off: usize) -> u32 {
    u32::from_le_bytes(bytes[off..off + 4].try_into().expect("4-byte word"))
}

fn sign_extend_12(v: u32) -> i64 {
    let raw = (v & 0x0FFF).cast_signed();