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(*
* UPEM / L3 / Functional programming / Project: URM
* Pacien TRAN-GIRARD, Adam NAILI
*)
type line = int
type label = string
type regidx = int
type regval = int
type reg = Reg of regidx * regval
type urmcmd =
| URMCopy of regidx * regidx
| URMJump of regidx * regidx * line
| URMSucc of regidx
| URMZero of regidx
type eurmcmd =
| Add of regidx * regidx
| Comment of string
| Copy of regidx * regidx
| Dec of regidx
| EqPredicate of regidx * regidx * label
| GEqPredicate of regidx * regidx * label
| GTPredicate of regidx * regidx * label
| Goto of label
| Inc of regidx
| Label of label
| LEqPredicate of regidx * regidx * label
| LTPredicate of regidx * regidx * label
| Mult of regidx * regidx
| Quit
| Sub of regidx * regidx
| Zero of regidx
| ZeroPredicate of regidx * label
type instptr = InstPtr of (line * urmcmd) list * (line * urmcmd) list
type urm = {
instptr : instptr;
regs : reg list
}
type state = {
max_reg : int;
label_count : int;
label_table : (string, int) Hashtbl.t
}
exception Syntax_error
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