getelementptr

src/main/java/TP2/asd/toLLVM_Visitor.java

@@ -115,7 +115,7 @@ public class toLLVM_Visitor implements  ProgramVisitor<SymTable,ProgramLLVMImp>,
                 h = r.symTable;
                 list.add(new AssignLLVMImp(new VarLLVMImp(t2, r.var,false),new allocaLLVMImp(t2)));
             }else {
-                TypeLLVM arrayType = new ArrayLLVMImp(t2, size); 
+                TypeLLVM arrayType = new PointerLLVMImp(t2); 
 
                 //Alloca 
                 Result r_size= h.addNewTempVar();

src/main/java/TP2/llvm/Interface.java

@@ -55,6 +55,7 @@ public interface Interface {
         public S visitVarLLVM(VarLLVMImp e,H h);
         public S visitIcmpLLVM(IcmpLLVMImp e, H h);
         public S visitCallLLVM(CallLLVMImp e, H h);
+        public S visitGetElementPtrLLVM(GetElementPtr getElementPtr, H h);
     }
 
     /*public interface IdentifierLLVM{ //globaux @ et local %

src/main/java/TP2/llvm/PrettyprinterLLVM_Visitor.java

@@ -120,6 +120,13 @@ TypeLLVMVisitor<String,String>
             return str + e.type().accept(this,h) + " " + e.val1().accept(this,h) + ", " + e.val2().accept(this,h);
     }
 
+    @Override
+    public String visitGetElementPtrLLVM(GetElementPtr exp, String h) {
+        PointerLLVMImp type = (PointerLLVMImp)exp.getType();
+        //getelementptr <type de sortie>, <type d'entrée> <Var d'entrée>, <type de l'indice> <indice>
+        return "getelementptr " + type.type().accept(this, h)+ ", " + exp.ptrVar().type().accept(this, h) + " " + exp.ptrVar().accept(this, h) + ", " + exp.i().getType().accept(this, h) + exp.i().accept(this, h);
+    }
+
     @Override
     public String visitIcmpLLVM(IcmpLLVMImp e, String h) {
         return "icmp ne " + e.val1().getType().accept(this, h) +" "+ e.val1().accept(this, h) + ", " + e.val2().accept(this, h);

src/main/java/TP2/llvm/ProgramLLVM.java

@@ -168,6 +168,20 @@ public class ProgramLLVM {
         }
     }
 
+    public static record GetElementPtr(VarLLVMImp ptrVar, ExpressionLLVM i) implements ExpressionLLVM{
+
+        @Override
+        public <H, S> S accept(ExpressionLLVMVisitor<H, S> v, H h) {
+            return v.visitGetElementPtrLLVM(this, h);
+        }
+
+        @Override
+        public TypeLLVM getType() {
+            return ptrVar.type();
+        }
+
+    }
+
     //Val
 
     public static record ValLLVMImp(TypeLLVM type, int val) implements ValLLVM{

tests/aLaMain.vsl

@@ -2,4 +2,5 @@ FUNC INT main() {
     INT a,b[10],c,d[11]
     a:=1
     c:=2
+    b[1] := 2
 }