From e5c531256689883ac37549b3b9b15c4bd4b003ff Mon Sep 17 00:00:00 2001
From: taitep <taitep@taitep.se>
Date: Tue, 30 Dec 2025 16:56:09 +0100
Subject: [PATCH] Implement MUL

---
 src/instructions.rs     | 2 ++
 src/instructions/rvm.rs | 9 +++++++++
 2 files changed, 11 insertions(+)
 create mode 100644 src/instructions/rvm.rs

diff --git a/src/instructions.rs b/src/instructions.rs
index 2a2f6b0..d8e3ce2 100644
--- a/src/instructions.rs
+++ b/src/instructions.rs
@@ -8,6 +8,7 @@
 mod macros;
 
 mod rvi;
+mod rvm;
 
 use crate::{
     core::Core,
@@ -31,6 +32,7 @@ pub(crate) fn find_and_exec(instr: Instruction, core: &mut Core) -> Result<(), E
             // OP
             (0b000, 0b0000000) => rvi::add(core, instr),
             (0b000, 0b0100000) => rvi::sub(core, instr),
+            (0b000, 0b0000001) => rvm::mul(core, instr),
             (0b010, 0b0000000) => rvi::slt(core, instr),
             (0b011, 0b0000000) => rvi::sltu(core, instr),
             (0b001, 0b0000000) => rvi::sll(core, instr),
diff --git a/src/instructions/rvm.rs b/src/instructions/rvm.rs
new file mode 100644
index 0000000..475fc58
--- /dev/null
+++ b/src/instructions/rvm.rs
@@ -0,0 +1,9 @@
+// Copyright (c) 2025 taitep
+// SPDX-License-Identifier: BSD-2-Clause
+//
+// This file is part of TRVE (https://gitea.taitep.se/taitep/trve)
+// See LICENSE file in the project root for full license text.
+//
+use crate::{core::Core, decode::Instruction, exceptions::Exception};
+
+instr_op_r!(mul, u64::wrapping_mul);