3 files changed, 145 insertions, 9 deletions
diff --git a/03/ex03 b/03/ex03
index 2301b33..5b24fdd 100644
--- a/03/ex03
+++ b/03/ex03
@@ -31,10 +31,10 @@ B-=J
 A=:label
 x3c
 return
-;;;;;;;;;;;;;;;;;;;;;;;*-
-;;;;;;;;;;;;;;;;;;;;;;;/-
-;;;;;;;;;;;;;;;;;;;;;;;*+
-;;;;;;;;;;;;;;;;;;;;;;;/+
+imul
+idiv
+mul
+div
 :funciton
 call A
 str Here is some text which will be put in the executable!
diff --git a/03/in02 b/03/in02
index 0eb608b..a1a4b32 100644
--- a/03/in02
+++ b/03/in02
@@ -278,8 +278,64 @@ im
 ##1.
 je
 :-al
+im
+--U*  "mul"
+IA
+im
+--LI
+JA
+im
+--s=
+cl
+BA
+im
+##1.
+je
+:-u*
+im
+--S*  "imul"
+IA
+im
+--LI
+JA
+im
+--s=
+cl
+BA
+im
+##1.
+je
+:-s*
+im
+--U/  "div"
+IA
+im
+--LI
+JA
+im
+--s=
+cl
+BA
+im
+##1.
+je
+:-u/
+im
+--S/  "idiv"
+IA
+im
+--LI
+JA
+im
+--s=
+cl
+BA
+im
+##1.
+je
+:-s/
 jm
-:-ex
+:-!i
 // handle += instruction
 ::+=
 im
@@ -2165,6 +2221,66 @@ jm
 :-rl  next line
 ::Rt
 re
+// deal with "mul"
+::u*
+im
+--+*
+IA
+im
+##3.
+DA
+im
+--wr
+cl
+jm
+:-rl  next line
+// deal with "imul"
+::s*
+im
+---*
+IA
+im
+##3.
+DA
+im
+--wr
+cl
+jm
+:-rl  next line
+// deal with "div"
+::u/
+im
+--+/
+IA
+im
+##3.
+DA
+im
+--wr
+cl
+jm
+:-rl  next line
+// deal with "idiv"
+::s/
+im
+---/
+IA
+im
+##3.
+DA
+im
+--wr
+cl
+jm
+:-rl  next line
+::+*
++*
+::-*
+-*
+::+/
++/
+::-/
+-/
 // bad instruction
 ::!i
 im
@@ -2311,6 +2427,28 @@ jm
 'g
 'n
 \n
+::U*  "mul" text
+'m
+'u
+'l
+\n
+::S*  "imul" text
+'i
+'m
+'u
+'l
+\n
+::U/  "div" text
+'d
+'i
+'v
+\n
+::S/  "idiv" text
+'i
+'d
+'i
+'v
+\n
 ::IF  input file name
 'i
 'n
diff --git a/03/in03 b/03/in03
index 3be190d..dcbf395 100644
--- a/03/in03
+++ b/03/in03
@@ -1,10 +1,8 @@
-return
-str Hi
-align
-return
+; write to stdout
 J=d1
 I=:hello_world
 D=:hello_world_end
+; calculate length by subtracting end from start
 D-=I
 syscall d1
 J=d42