From 2699292790476eccd726fc5dae179b3a688a1468 Mon Sep 17 00:00:00 2001
From: Johannes Stoelp <johannes.stoelp@gmail.com>
Date: Fri, 6 Dec 2024 23:32:58 +0100
Subject: asm: add initial support for memory operand only instructions

* add dec, inc instruction for with memory operand
---
 src/insn/dec.rs | 26 +++++++++++++++++++++++++-
 1 file changed, 25 insertions(+), 1 deletion(-)

(limited to 'src/insn/dec.rs')

diff --git a/src/insn/dec.rs b/src/insn/dec.rs
index 1377d1c..66b83aa 100644
--- a/src/insn/dec.rs
+++ b/src/insn/dec.rs
@@ -1,5 +1,5 @@
 use super::Dec;
-use crate::{Asm, Reg32, Reg64};
+use crate::{Asm, MemOp16, MemOp32, MemOp64, MemOp8, Reg32, Reg64};
 
 impl Dec<Reg64> for Asm {
     fn dec(&mut self, op1: Reg64) {
@@ -12,3 +12,27 @@ impl Dec<Reg32> for Asm {
         self.encode_r(0xff, 1, op1);
     }
 }
+
+impl Dec<MemOp8> for Asm {
+    fn dec(&mut self, op1: MemOp8) {
+        self.encode_m(0xfe, 1, op1);
+    }
+}
+
+impl Dec<MemOp16> for Asm {
+    fn dec(&mut self, op1: MemOp16) {
+        self.encode_m(0xff, 1, op1);
+    }
+}
+
+impl Dec<MemOp32> for Asm {
+    fn dec(&mut self, op1: MemOp32) {
+        self.encode_m(0xff, 1, op1);
+    }
+}
+
+impl Dec<MemOp64> for Asm {
+    fn dec(&mut self, op1: MemOp64) {
+        self.encode_m(0xff, 1, op1);
+    }
+}
-- 
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