project05: base files

05/ComputerMax.tst

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+// 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/5/ComputerMax.tst
+
+// Tests the Computer chip by having it execute the program Max.hack.
+// The program computes maximum(R0, R1) and writes the result in RAM[2].
+
+load Computer.hdl,
+output-file ComputerMax.out,
+compare-to ComputerMax.cmp,
+// Tracks the values of the time, reset bit, A-register, D-register,
+// program counter, R0, R1, and R2.
+output-list time%S1.3.1 reset%B2.1.2 ARegister[]%D1.7.1 DRegister[]%D1.7.1 PC[]%D0.4.0 RAM16K[0]%D1.7.1 RAM16K[1]%D1.7.1 RAM16K[2]%D1.7.1;
+
+// Loads the binary program Add.hack into the computer's instruction memory 
+ROM32K load Max.hack,
+
+// first run: computes max(3,5)
+set RAM16K[0] 3,
+set RAM16K[1] 5,
+output;
+
+repeat 14 {
+    tick, tock, output;
+}
+
+// resets the PC
+set reset 1,
+tick, tock, output;
+
+// second run: computes max(23456,12345)
+set reset 0,
+set RAM16K[0] 23456,
+set RAM16K[1] 12345,
+output;
+
+// The run on these inputs requires less cycles (different branching)
+repeat 10 {
+    tick, tock, output;
+}