rust/src/comp/back/abi.rs

const int rc_base_field_refcnt = 0;

// FIXME: import from std.dbg when imported consts work.
const uint const_refcount = 0x7bad_face_u;

const int task_field_refcnt = 0;
const int task_field_stk = 2;
const int task_field_runtime_sp = 3;
const int task_field_rust_sp = 4;
const int task_field_gc_alloc_chain = 5;
const int task_field_dom = 6;
const int n_visible_task_fields = 7;

const int dom_field_interrupt_flag = 1;

const int frame_glue_fns_field_mark = 0;
const int frame_glue_fns_field_drop = 1;
const int frame_glue_fns_field_reloc = 2;

const int box_rc_field_refcnt = 0;
const int box_rc_field_body = 1;

const int general_code_alignment = 16;

const int vec_elt_rc = 0;
const int vec_elt_alloc = 1;
const int vec_elt_fill = 2;
const int vec_elt_data = 3;


/* Both obj and fn are two-word "bindings": One word points to some static
 * dispatch information (vtbl, thunk, callee), and the other points to some
 * box of bound data (object-body or closure).
 */

const int binding_field_dispatch = 0;
const int binding_field_bound_data = 1;

const int obj_field_vtbl = binding_field_dispatch;
const int obj_field_box = binding_field_bound_data;

const int obj_body_elt_tydesc = 0;
const int obj_body_elt_fields = 1;

const int fn_field_code = binding_field_dispatch;
const int fn_field_box = binding_field_bound_data;

const int worst_case_glue_call_args = 7;

const int n_upcall_glues = 7;

fn upcall_glue_name(int n) -> str {
    ret "rust_upcall_" + util.common.istr(n);
}

fn activate_glue_name() -> str {
    ret "rust_activate_glue";
}

fn yield_glue_name() -> str {
    ret "rust_yield_glue";
}

fn exit_task_glue_name() -> str {
    ret "rust_exit_task_glue";
}

//
// Local Variables:
// mode: rust
// fill-column: 78;
// indent-tabs-mode: nil
// c-basic-offset: 4
// buffer-file-coding-system: utf-8-unix
// compile-command: "make -k -C ../.. 2>&1 | sed -e 's/\\/x\\//x:\\//g'";
// End:
//