From 55e1bc746a45118e14554c957b4ee4663039d9af Mon Sep 17 00:00:00 2001
From: Pavel Pisa <pisa@cmp.felk.cvut.cz>
Date: Sun, 3 Feb 2019 11:52:53 +0100
Subject: Implement BREAK instruction to stop continuous execution.

Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz>
---
 qtmips_machine/alu.cpp | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'qtmips_machine/alu.cpp')

diff --git a/qtmips_machine/alu.cpp b/qtmips_machine/alu.cpp
index bb3a745..49c41a3 100644
--- a/qtmips_machine/alu.cpp
+++ b/qtmips_machine/alu.cpp
@@ -35,6 +35,8 @@ std::uint32_t machine::alu_operate(enum AluOp operation, std::uint32_t s, std::u
         case ALU_OP_MOVN:
             // Same note as for MOVZ applies here
             return t != 0 ? s : 0;
+        case ALU_OP_BREAK:
+             return 0;
         case ALU_OP_MFHI:
             return regs->read_hi_lo(true);
         case ALU_OP_MTHI:
-- 
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