llvmir some opt

midend/llvm/instr/CallInstr.java

@@ -0,0 +1,48 @@
+package midend.llvm.instr;
+
+import java.util.ArrayList;
+
+import midend.llvm.value.IrFuncValue;
+import midend.llvm.value.IrValue;
+
+public class CallInstr extends IrInstr {
+    public CallInstr(String name, IrFuncValue func, ArrayList<IrValue> args) {
+        super(func.getRetType(), name, IrInstrType.CALL);
+        addUse(func);
+        for (IrValue arg : args) {
+            addUse(arg);
+        }
+    }
+
+    public boolean callVoid() {
+        return getType().isVoid();
+    }
+
+    public IrFuncValue getCalledFunc() {
+        return (IrFuncValue) getUse(0);
+    }
+
+    public ArrayList<IrValue> getArgs() {
+        ArrayList<IrValue> args = new ArrayList<>();
+        for (int i = 1; i < getNumUses(); i++) {
+            args.add(getUse(i));
+        }
+        return args;
+    }
+
+    public String toString() {
+        StringBuilder sb = new StringBuilder();
+        if (!callVoid()) {
+            sb.append(getName() + " = ");
+        }
+        sb.append("call " + getType() + " " + getCalledFunc().getName() + "(");
+        for (int i = 1; i < getNumUses(); i++) {
+            sb.append(getUse(i).getType() + " " + getUse(i).getName());
+            if (i < getNumUses() - 1) {
+                sb.append(", ");
+            }
+        }
+        sb.append(")");
+        return sb.toString();
+    }
+}