.

projects/11/ComplexArrays/Main.jack

@@ -0,0 +1,70 @@
+// This file is part of www.nand2tetris.org
+// and the book "The Elements of Computing Systems"
+// by Nisan and Schocken, MIT Press.
+// File name: projects/11/ComplexArrays/Main.jack
+
+/**
+ * Performs several complex array processing tests.
+ * For each test, the expected result is printed, along with the
+ * actual result. In each test, the two results should be equal.
+ */
+class Main {
+
+    function void main() {
+        var Array a, b, c;
+        
+        let a = Array.new(10);
+        let b = Array.new(5);
+        let c = Array.new(1);
+        
+        let a[3] = 2;
+        let a[4] = 8;
+        let a[5] = 4;
+        let b[a[3]] = a[3] + 3;  // b[2] = 5
+        let a[b[a[3]]] = a[a[5]] * b[((7 - a[3]) - Main.double(2)) + 1];  // a[5] = 8 * 5 = 40
+        let c[0] = null;
+        let c = c[0];
+        
+        do Output.printString("Test 1: expected result: 5; actual result: ");
+        do Output.printInt(b[2]);
+        do Output.println();
+        do Output.printString("Test 2: expected result: 40; actual result: ");
+        do Output.printInt(a[5]);
+        do Output.println();
+        do Output.printString("Test 3: expected result: 0; actual result: ");
+        do Output.printInt(c);
+        do Output.println();
+        
+        let c = null;
+
+        if (c = null) {
+            do Main.fill(a, 10);
+            let c = a[3];
+            let c[1] = 33;
+            let c = a[7];
+            let c[1] = 77;
+            let b = a[3];
+            let b[1] = b[1] + c[1];  // b[1] = 33 + 77 = 110;
+        }
+
+        do Output.printString("Test 4: expected result: 77; actual result: ");
+        do Output.printInt(c[1]);
+        do Output.println();
+        do Output.printString("Test 5: expected result: 110; actual result: ");
+        do Output.printInt(b[1]);
+        do Output.println();
+        return;
+    }
+    
+    function int double(int a) {
+    	return a * 2;
+    }
+    
+    function void fill(Array a, int size) {
+        while (size > 0) {
+            let size = size - 1;
+            let a[size] = Array.new(3);
+        }
+        return;
+    }
+}

projects/11/ComplexArrays/Main.vm

@@ -0,0 +1,703 @@
+function Main.main 3
+push constant 10
+call Array.new 1
+pop local 0
+push constant 5
+call Array.new 1
+pop local 1
+push constant 1
+call Array.new 1
+pop local 2
+push local 0
+push constant 3
+push constant 2
+pop temp 1
+add
+pop pointer 1
+push temp 1
+pop that 0
+push local 0
+push constant 4
+push constant 8
+pop temp 1
+add
+pop pointer 1
+push temp 1
+pop that 0
+push local 0
+push constant 5
+push constant 4
+pop temp 1
+add
+pop pointer 1
+push temp 1
+pop that 0
+push local 1
+push local 0
+push constant 3
+add
+pop pointer 1
+push that 0
+push local 0
+push constant 3
+add
+pop pointer 1
+push that 0
+push constant 3
+add
+pop temp 1
+add
+pop pointer 1
+push temp 1
+pop that 0
+push local 0
+push local 1
+push local 0
+push constant 3
+add
+pop pointer 1
+push that 0
+add
+pop pointer 1
+push that 0
+push local 0
+push local 0
+push constant 5
+add
+pop pointer 1
+push that 0
+add
+pop pointer 1
+push that 0
+push local 1
+push constant 7
+push local 0
+push constant 3
+add
+pop pointer 1
+push that 0
+sub
+push constant 2
+call Main.double 1
+sub
+push constant 1
+add
+add
+pop pointer 1
+push that 0
+call Math.multiply 2
+pop temp 1
+add
+pop pointer 1
+push temp 1
+pop that 0
+push local 2
+push constant 0
+push constant 0
+pop temp 1
+add
+pop pointer 1
+push temp 1
+pop that 0
+push local 2
+push constant 0
+add
+pop pointer 1
+push that 0
+pop local 2
+push constant 43
+call String.new 1
+push constant 84
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 49
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 120
+call String.appendChar 2
+push constant 112
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 99
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 100
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 114
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 53
+call String.appendChar 2
+push constant 59
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 97
+call String.appendChar 2
+push constant 99
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 97
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 114
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+call Output.printString 1
+pop temp 0
+push local 1
+push constant 2
+add
+pop pointer 1
+push that 0
+call Output.printInt 1
+pop temp 0
+call Output.println 0
+pop temp 0
+push constant 44
+call String.new 1
+push constant 84
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 50
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 120
+call String.appendChar 2
+push constant 112
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 99
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 100
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 114
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 52
+call String.appendChar 2
+push constant 48
+call String.appendChar 2
+push constant 59
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 97
+call String.appendChar 2
+push constant 99
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 97
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 114
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+call Output.printString 1
+pop temp 0
+push local 0
+push constant 5
+add
+pop pointer 1
+push that 0
+call Output.printInt 1
+pop temp 0
+call Output.println 0
+pop temp 0
+push constant 43
+call String.new 1
+push constant 84
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 51
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 120
+call String.appendChar 2
+push constant 112
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 99
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 100
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 114
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 48
+call String.appendChar 2
+push constant 59
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 97
+call String.appendChar 2
+push constant 99
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 97
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 114
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+call Output.printString 1
+pop temp 0
+push local 2
+call Output.printInt 1
+pop temp 0
+call Output.println 0
+pop temp 0
+push constant 0
+pop local 2
+push local 2
+push constant 0
+eq
+not
+if-goto L0
+push local 0
+push constant 10
+call Main.fill 2
+pop temp 0
+push local 0
+push constant 3
+add
+pop pointer 1
+push that 0
+pop local 2
+push local 2
+push constant 1
+push constant 33
+pop temp 1
+add
+pop pointer 1
+push temp 1
+pop that 0
+push local 0
+push constant 7
+add
+pop pointer 1
+push that 0
+pop local 2
+push local 2
+push constant 1
+push constant 77
+pop temp 1
+add
+pop pointer 1
+push temp 1
+pop that 0
+push local 0
+push constant 3
+add
+pop pointer 1
+push that 0
+pop local 1
+push local 1
+push constant 1
+push local 1
+push constant 1
+add
+pop pointer 1
+push that 0
+push local 2
+push constant 1
+add
+pop pointer 1
+push that 0
+add
+pop temp 1
+add
+pop pointer 1
+push temp 1
+pop that 0
+goto L1
+label L0
+label L1
+push constant 44
+call String.new 1
+push constant 84
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 52
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 120
+call String.appendChar 2
+push constant 112
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 99
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 100
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 114
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 55
+call String.appendChar 2
+push constant 55
+call String.appendChar 2
+push constant 59
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 97
+call String.appendChar 2
+push constant 99
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 97
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 114
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+call Output.printString 1
+pop temp 0
+push local 2
+push constant 1
+add
+pop pointer 1
+push that 0
+call Output.printInt 1
+pop temp 0
+call Output.println 0
+pop temp 0
+push constant 45
+call String.new 1
+push constant 84
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 53
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 120
+call String.appendChar 2
+push constant 112
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 99
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 100
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 114
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 49
+call String.appendChar 2
+push constant 49
+call String.appendChar 2
+push constant 48
+call String.appendChar 2
+push constant 59
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 97
+call String.appendChar 2
+push constant 99
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 97
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+push constant 114
+call String.appendChar 2
+push constant 101
+call String.appendChar 2
+push constant 115
+call String.appendChar 2
+push constant 117
+call String.appendChar 2
+push constant 108
+call String.appendChar 2
+push constant 116
+call String.appendChar 2
+push constant 58
+call String.appendChar 2
+push constant 32
+call String.appendChar 2
+call Output.printString 1
+pop temp 0
+push local 1
+push constant 1
+add
+pop pointer 1
+push that 0
+call Output.printInt 1
+pop temp 0
+call Output.println 0
+pop temp 0
+push constant 0
+return
+function Main.double 0
+push argument 0
+push constant 2
+call Math.multiply 2
+return
+function Main.fill 0
+label L2
+push argument 1
+push constant 0
+gt
+not
+if-goto L3
+push argument 1
+push constant 1
+sub
+pop argument 1
+push argument 0
+push argument 1
+push constant 3
+call Array.new 1
+pop temp 1
+add
+pop pointer 1
+push temp 1
+pop that 0
+goto L2
+label L3
+push constant 0
+return