Finish adding basic arithmetic instructions

1 files changed, 14 insertions, 0 deletions

diff --git a/cpu/instructions/arithmetic/unsigned_multiply.txt b/cpu/instructions/arithmetic/unsigned_multiply.txt
new file mode 100644
index 0000000..da1cfbb
--- /dev/null
+++ b/cpu/instructions/arithmetic/unsigned_multiply.txt
@@ -0,0 +1,14 @@
+Number of parameters: 4
+
+Usage:
+	unsigned_multiply <overflow> <result> <value0> <value1>
+
+Effect:
+	Performs the unsigned multiplication <value0>*<value1>, storing the integer result in <result> and any overflowing bits into <overflow>
+
+Exceptions:
+	None
+
+Flags:
+	Sets the carry flag if the overflow was non-zero
+	The overflow flag is never set