Add doc comments to instructions

1 files changed, 9 insertions, 0 deletions

diff --git a/src/insn.rs b/src/insn.rs
index be2e689..8351c54 100644
--- a/src/insn.rs
+++ b/src/insn.rs
@@ -7,25 +7,34 @@ mod ret;
 mod test;
 
 pub trait Add<T, U> {
+    /// Emit an add instruction.
     fn add(&mut self, op1: T, op2: U);
 }
 
 pub trait Dec<T> {
+    /// Emit a decrement instruction.
     fn dec(&mut self, op1: T);
 }
 
 pub trait Jmp<T> {
+    /// Emit an unconditional jump instruction.
     fn jmp(&mut self, op1: T);
 }
 
 pub trait Jz<T> {
+    /// Emit a conditional jump if zero instruction (`ZF = 1`).
     fn jz(&mut self, op1: T);
 }
 
 pub trait Mov<T, U> {
+    /// Emit an move instruction.
     fn mov(&mut self, op1: T, op2: U);
 }
 
 pub trait Test<T, U> {
+    /// Emit a logical compare instruction.
+    ///
+    /// Computes the bit-wise logical AND of first operand and the second operand and sets the
+    /// `SF`, `ZF`, and `PF` status flags, the result is discarded.
     fn test(&mut self, op1: T, op2: U);
 }