From 34645bfe141650f123e63cc860b0ce1896840a24 Mon Sep 17 00:00:00 2001
From: kolaente <k@knt.li>
Date: Mon, 22 Jun 2020 17:09:01 +0200
Subject: [PATCH] Add comments

---
 parser/program_parser.go |  3 +++
 programs/storage.hal     | 22 ++++++++++++++--------
 2 files changed, 17 insertions(+), 8 deletions(-)

diff --git a/parser/program_parser.go b/parser/program_parser.go
index 846f89f..c4a9594 100644
--- a/parser/program_parser.go
+++ b/parser/program_parser.go
@@ -34,6 +34,9 @@ func ParseFile(filepath string) (hal.Program, error) {
 func ParseProgram(input []string) (hal.Program, error) {
 	program := make(hal.Program)
 	for index, line := range input {
+		if len(line) == 0 || line[0] == '#' {
+			continue
+		}
 		args := strings.Split(line, " ")
 		if len(args) <= 1 {
 			continue
diff --git a/programs/storage.hal b/programs/storage.hal
index 569b7a0..3b046b0 100644
--- a/programs/storage.hal
+++ b/programs/storage.hal
@@ -1,16 +1,22 @@
 0001 START
 
-# Init counter
-0002 LOADIND 1
-0003 DIVNUM 2
-0004 STOREIND <reg 1>
+# Counter
+0002 LOADNUM 0
+0003 STORE 1
 
-# counter++
-0009 LOAD 1
+# Max
+0004 LOADNUM 65536
+0005 STORE 2
+
+# Loop
+0006 LOAD 1
+0007 DIVNUM 2
+0008 STOREIND 1
+0009 MULNUM 2
 0010 ADDNUM 1
 0011 STORE 1
-# loop
-0011 JUMP 0002
+0012 SUB 2
+0013 JUMPNEG 0006
 
 1000 DUMPREG
 1010 DUMPPROG