From a000308104aab27c2dde9a306f1bc654b2db4806 Mon Sep 17 00:00:00 2001 From: Yuchen Pei Date: Wed, 29 Nov 2017 12:30:41 +0100 Subject: first commit --- projects/12/ArrayTest/Main.jack | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 projects/12/ArrayTest/Main.jack (limited to 'projects/12/ArrayTest/Main.jack') diff --git a/projects/12/ArrayTest/Main.jack b/projects/12/ArrayTest/Main.jack new file mode 100644 index 0000000..439770a --- /dev/null +++ b/projects/12/ArrayTest/Main.jack @@ -0,0 +1,40 @@ +// 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/12/ArrayTest/Main.jack + +/** Test program for the OS Array class. */ +class Main { + + /** Performs several Array manipulations. */ + function void main() { + var Array r; // stores test results + var Array a, b, c; + + let r = 8000; + + let a = Array.new(3); + let a[2] = 222; + let r[0] = a[2]; // RAM[8000] = 222 + + let b = Array.new(3); + let b[1] = a[2] - 100; + let r[1] = b[1]; // RAM[8001] = 122 + + let c = Array.new(500); + let c[499] = a[2] - b[1]; + let r[2] = c[499]; // RAM[8002] = 100 + + do a.dispose(); + do b.dispose(); + + let b = Array.new(3); + let b[0] = c[499] - 90; + let r[3] = b[0]; // RAM[8003] = 10 + + do c.dispose(); + do b.dispose(); + + return; + } +} -- cgit v1.2.3