insn: add additional insn required for the new tiny_vm example

1 files changed, 6 insertions, 0 deletions

diff --git a/src/insn.rs b/src/insn.rs
index 8810085..11405c1 100644
--- a/src/insn.rs
+++ b/src/insn.rs
@@ -2,6 +2,7 @@
 
 mod add;
 mod call;
+mod cmp;
 mod dec;
 mod jmp;
 mod jnz;
@@ -21,6 +22,11 @@ pub trait Call<T> {
     fn call(&mut self, op1: T);
 }
 
+pub trait Cmp<T, U> {
+    /// Emit a compare call instruction.
+    fn cmp(&mut self, op1: T, op2: U);
+}
+
 pub trait Dec<T> {
     /// Emit a decrement instruction.
     fn dec(&mut self, op1: T);