luaur-code-gen 0.1.3

use crate::enums::kind::Kind;
use crate::records::assembly_builder_a_64::AssemblyBuilderA64;
use crate::records::label::Label;
use crate::records::patch::Patch;

impl AssemblyBuilderA64 {
    pub fn patch_label(&mut self, label: &mut Label, kind: Kind) {
        let location = self.get_code_size().wrapping_sub(1);

        if label.location == !0u32 {
            if label.id == 0 {
                label.id = self.next_label;
                self.next_label = self.next_label.wrapping_add(1);
                self.label_locations.push(!0u32);
            }

            let mut patch = Patch {
                kind_and_label: 0,
                location,
            };
            patch.set_kind(kind);
            patch.set_label(label.id);
            self.pending_labels.push(patch);
        } else {
            let value = label.location as i32 - location as i32;
            self.patch_offset(location, value, kind);
        }
    }
}