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authorAlex AUVOLAT <alex.auvolat@ens.fr>2014-01-08 18:33:54 +0100
committerAlex AUVOLAT <alex.auvolat@ens.fr>2014-01-08 18:33:54 +0100
commit2ab6a18d17e0f16f359feafc582f2ff732f34492 (patch)
treea14e83560b4b577313f9ef2fe3f9c0be5220ef0a /asm/asmpars.mly
parentb2c5356b3f6d2e0a836a19b4cae1791d350785d3 (diff)
parente07508129a81605f77ee410ef4db104a96fc44bf (diff)
downloadSystDigit-Projet-2ab6a18d17e0f16f359feafc582f2ff732f34492.tar.gz
SystDigit-Projet-2ab6a18d17e0f16f359feafc582f2ff732f34492.zip
Merge branch 'integration-progressive'
Conflicts: asm/asm.ml asm/asmlex.mll asm/asmpars.mly asm/assembler.ml
Diffstat (limited to 'asm/asmpars.mly')
-rw-r--r--asm/asmpars.mly29
1 files changed, 10 insertions, 19 deletions
diff --git a/asm/asmpars.mly b/asm/asmpars.mly
index ebc4ae7..8dbf665 100644
--- a/asm/asmpars.mly
+++ b/asm/asmpars.mly
@@ -15,7 +15,7 @@
let pc = ref 0
- let ram = ref 0x8000
+ let ram = ref 0
let add r i = r := !r + i
@@ -29,14 +29,8 @@
if c then (add pc 2; [Lilz (r,Imm i)])
else (add pc 4; [Lilz (r,Imm (i land 0x00FF)); Liu (r,Imm ((i land 0xFF00) lsr 8))])
| Lab id ->
- add pc 4; [Lilz (r,Lab id); Liu (r,Labu id)]
- | _ -> assert false
+ add pc 4; [Lilz (r,Lab id); Liu (r,Lab id)]
- let up = function
- | Imm i -> Imm i
- | Lab l -> Labu l
- | _ -> assert false
-
let explode s = (* string -> char list *)
let rec exp i l =
if i < 0 then l else exp (i - 1) (s.[i] :: l) in
@@ -65,21 +59,18 @@ data:
DATA d=datas* { d }
datas:
- | l=label_ram d=datas { d }
+ | labeld d=datas { d }
| BYTE bs=int* { List.map (fun i -> add ram 1; i,false) bs }
| WORD bs=int* { List.map (fun i -> add ram 2; i,true) bs }
- | ASCIIZ s=STR {
- add ram 1;
- List.map (fun c -> add ram 1; Char.code c, false) (explode s) @ [0, false]
- }
-
-label_ram:
- id=ID COLON { lbls2 := Imap.add id !ram !lbls2; id }
-label_pc:
- id=ID COLON { lbls2 := Imap.add id !pc !lbls2; id }
+labeli:
+ id=ID COLON { lbls2 := Imap.add id (!pc,true) !lbls2 }
+
+labeld:
+ id=ID COLON { lbls2 := Imap.add id (!ram,false) !lbls2 }
+
instr:
- | l=label_pc i=instr { i }
+ | labeli i=instr { i }
| i=_instr { i }
_instr: