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Finish syntaxic analysis

Arnaud Vergnet 10 months ago
parent
commit
ee4ec4f3f9
3 changed files with 17 additions and 2 deletions
  1. 5
    0
      .gitignore
  2. 8
    1
      as.y
  3. 4
    1
      test.c

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.gitignore View File

@@ -0,0 +1,5 @@
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+as.tab.c
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+as.tab.h
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+compilateur
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+lex.yy.c
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+

+ 8
- 1
as.y View File

@@ -60,12 +60,19 @@ Body : tAO Instructions tAF ;
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 Instructions : Instruction Instructions | ;
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-Instruction : Aff | Printf  | If ;
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+Instruction : Aff | Printf  | If | Declaration ;
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 Aff : tID tEQ E tPV ;
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 E : tNB | tID | E tADD E | E tMUL E | E tSUB E | E tDIV E | tPO E tPF | tSUB E ;
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+DeclarationBody : tID tVIRG DeclarationBody | tID ;
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+
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+DeclarationInt : tINT DeclarationBody tPV ;
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+
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+DeclarationConst : tCONST DeclarationBody tPV ;
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+
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+Declaration : DeclarationInt | DeclarationConst ;
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 If : IfSimple | IfElse ;
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+ 4
- 1
test.c View File

@@ -1,7 +1,10 @@
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 int main(){
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-    x = 3 + 6;
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+    int x, y, z;
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+    const PL5_op, b, c;
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     printf(x);
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     if (x == x && y != 5 + 6 || 1 + 2 == 2 + 1 && !(x == x)) {
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         printf(x);
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+    } else {
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+        x = 3 + 2;
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     }
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 }

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