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1 (**************************************************************************)
2 (*       ___                                                              *)
3 (*      ||M||                                                             *)
4 (*      ||A||       A project by Andrea Asperti                           *)
5 (*      ||T||                                                             *)
6 (*      ||I||       Developers:                                           *)
7 (*      ||T||         The HELM team.                                      *)
8 (*      ||A||         http://helm.cs.unibo.it                             *)
9 (*      \   /                                                             *)
10 (*       \ /        This file is distributed under the terms of the       *)
11 (*        v         GNU General Public License Version 2                  *)
12 (*                                                                        *)
13 (**************************************************************************)
14
15 (* ********************************************************************** *)
16 (*                          Progetto FreeScale                            *)
17 (*                                                                        *)
18 (*   Sviluppato da: Ing. Cosimo Oliboni, oliboni@cs.unibo.it              *)
19 (*   Sviluppo: 2008-2010                                                  *)
20 (*                                                                        *)
21 (* ********************************************************************** *)
22
23 include "emulator/translation/translation_base.ma".
24
25 (* ******************************************************* *)
26 (* TRADUZIONE MCU+OPCODE+MODALITA'+ARGOMENTI → ESADECIMALE *)
27 (* ******************************************************* *)
28
29 (* introduzione di un tipo dipendente (dalla modalita') per gli argomenti *)
30 ninductive IP2022_MA_check : IP2022_instr_mode → Type ≝
31   maINH       : IP2022_MA_check MODE_INH
32 | maIMM3      : ∀n.IP2022_MA_check (MODE_IMM3 n)
33 | maIMM8      : byte8 → IP2022_MA_check MODE_IMM8
34 | maIMM13     : ∀t.byte8 → IP2022_MA_check (MODE_IMM13 t)
35 | maFR0_and_W : byte8 → IP2022_MA_check MODE_FR0_and_W
36 | maFR1_and_W : byte8 → IP2022_MA_check MODE_FR1_and_W
37 | maW_and_FR0 : byte8 → IP2022_MA_check MODE_W_and_FR0
38 | maW_and_FR1 : byte8 → IP2022_MA_check MODE_W_and_FR1
39 | maFR0n      : ∀n.byte8 → IP2022_MA_check (MODE_FR0n n)
40 | maFR1n      : ∀n.byte8 → IP2022_MA_check (MODE_FR1n n)
41 .
42
43 (* picker: trasforma l'argomento necessario in input a bytes_of_pseudo_instr_mode_param:
44    MA_check i → list (t_byte8 m) *)
45 ndefinition IP2022_args_picker ≝
46 λi:IP2022_instr_mode.λargs:IP2022_MA_check i.
47  match args with
48   [ maINH         ⇒ nil ?
49   | maIMM3 _      ⇒ nil ?
50   | maIMM8 b      ⇒ [ TByte IP2022 b ]
51   | maIMM13 _ b   ⇒ [ TByte IP2022 b ]
52   | maFR0_and_W b ⇒ [ TByte IP2022 b ]
53   | maFR1_and_W b ⇒ [ TByte IP2022 b ]
54   | maW_and_FR0 b ⇒ [ TByte IP2022 b ]
55   | maW_and_FR1 b ⇒ [ TByte IP2022 b ]
56   | maFR0n _ b    ⇒ [ TByte IP2022 b ]
57   | maFR1n _ b    ⇒ [ TByte IP2022 b ]
58   ].