mod change (-x)

[helm.git] / helm / software / matita / contribs / ng_assembly / emulator / status / RS08_status.ma

diff --git a/helm/software/matita/contribs/ng_assembly/emulator/status/RS08_status.ma b/helm/software/matita/contribs/ng_assembly/emulator/status/RS08_status.ma
old mode 100755 (executable)
new mode 100644 (file)
index a02971f..e446b29
--- a/helm/software/matita/contribs/ng_assembly/emulator/status/RS08_status.ma
+++ b/helm/software/matita/contribs/ng_assembly/emulator/status/RS08_status.ma
@@ -44,16 +44,12 @@ nrecord alu_RS08: Type ≝
  (* X: registro indice parte bassa *)
  (* NB: in realta' e' mappato in memoria e non risiede nella ALU *)
  (* la lettura/scrittura avviene tramite la locazione [0x000F] *)
- (* la funzione memory_filter_read/write si occupera' di intercettare *)
- (* e deviare sul registro le letture/scritture (modulo load_write) *)
  x_map_RS08 : byte8;
  (* PS: registro selezione di pagina *)
  (* serve a indirizzare la finestra RAM di 64b [0x00C0-0x00FF] *)
  (* su tutta la memoria installata [0x0000-0x3FFF]: [00pp pppp ppxx xxxx] *)
  (* NB: in realta' e' mappato in memoria e non risiede nella ALU *)
  (* la lettura/scrittura avviene tramite la locazione [0x001F] *)
- (* la funzione memory_filter_read/write si occupera' di intercettare *)
- (* e deviare sul registro le letture/scritture (modulo load_write) *)
  ps_map_RS08 : byte8;
  
  (* Z: flag zero *)
@@ -68,6 +64,101 @@ notation "{hvbox('A_Reg' ≝ acclow ; break 'Pc_Reg' ≝ pc ; break 'Pc_Mask' 
 interpretation "mk_alu_RS08" 'mk_alu_RS08 acclow pc pcm spc xm psm zfl cfl =
  (mk_alu_RS08 acclow pc pcm spc xm psm zfl cfl).
 
+(* ****** *)
+(* SETTER *)
+(* ****** *)
+
+(* setter specifico RS08 di A *)
+ndefinition set_acc_8_low_reg_RS08 ≝ 
+λalu.λacclow':byte8.
+ mk_alu_RS08
+  acclow'
+  (pc_reg_RS08 alu)
+  (pc_mask_RS08 alu)
+  (spc_reg_RS08 alu)
+  (x_map_RS08 alu)
+  (ps_map_RS08 alu)
+  (z_flag_RS08 alu)
+  (c_flag_RS08 alu).
+
+(* setter specifico RS08 di PC, effettua PC∧mask *)
+ndefinition set_pc_reg_RS08 ≝ 
+λalu.λpc':word16.
+ mk_alu_RS08
+  (acc_low_reg_RS08 alu)
+  (and_w16 pc' (pc_mask_RS08 alu))
+  (pc_mask_RS08 alu)
+  (spc_reg_RS08 alu)
+  (x_map_RS08 alu)
+  (ps_map_RS08 alu)
+  (z_flag_RS08 alu)
+  (c_flag_RS08 alu).
+
+(* setter specifico RS08 di SPC, effettua SPC∧mask *)
+ndefinition set_spc_reg_RS08 ≝ 
+λalu.λspc':word16.
+ mk_alu_RS08
+  (acc_low_reg_RS08 alu)
+  (pc_reg_RS08 alu)
+  (pc_mask_RS08 alu)
+  (and_w16 spc' (pc_mask_RS08 alu))
+  (x_map_RS08 alu)
+  (ps_map_RS08 alu)
+  (z_flag_RS08 alu)
+  (c_flag_RS08 alu).
+
+(* setter specifico RS08 di memory mapped X *)
+ndefinition set_x_map_RS08 ≝ 
+λalu.λxm':byte8.
+ mk_alu_RS08
+  (acc_low_reg_RS08 alu)
+  (pc_reg_RS08 alu)
+  (pc_mask_RS08 alu)
+  (spc_reg_RS08 alu)
+  xm'
+  (ps_map_RS08 alu)
+  (z_flag_RS08 alu)
+  (c_flag_RS08 alu).
+
+(* setter specifico RS08 di memory mapped PS *)
+ndefinition set_ps_map_RS08 ≝ 
+λalu.λpsm':byte8.
+ mk_alu_RS08
+  (acc_low_reg_RS08 alu)
+  (pc_reg_RS08 alu)
+  (pc_mask_RS08 alu)
+  (spc_reg_RS08 alu)
+  (x_map_RS08 alu)
+  psm'
+  (z_flag_RS08 alu)
+  (c_flag_RS08 alu).
+
+(* setter sprcifico RS08 di Z *)
+ndefinition set_z_flag_RS08 ≝ 
+λalu.λzfl':bool.
+ mk_alu_RS08
+  (acc_low_reg_RS08 alu)
+  (pc_reg_RS08 alu)
+  (pc_mask_RS08 alu)
+  (spc_reg_RS08 alu)
+  (x_map_RS08 alu)
+  (ps_map_RS08 alu)
+  zfl'
+  (c_flag_RS08 alu).
+
+(* setter specifico RS08 di C *)
+ndefinition set_c_flag_RS08 ≝ 
+λalu.λcfl':bool.
+ mk_alu_RS08
+  (acc_low_reg_RS08 alu)
+  (pc_reg_RS08 alu)
+  (pc_mask_RS08 alu)
+  (spc_reg_RS08 alu)
+  (x_map_RS08 alu)
+  (ps_map_RS08 alu)
+  (z_flag_RS08 alu)
+  cfl'.
+
 (* ***************** *)
 (* CONFRONTO FRA ALU *)
 (* ***************** *)