From 9a2d437b244437e3aede4728510e9a3104a8686f Mon Sep 17 00:00:00 2001
From: iris <iris.kaizen@pm.me>
Date: Thu, 14 May 2026 16:49:10 +0200
Subject: [PATCH] oris

---
 core/broadway.cpp              | 3 +++
 core/broadway.hpp              | 1 +
 core/broadway/instructions.cpp | 3 +++
 3 files changed, 7 insertions(+)

diff --git a/core/broadway.cpp b/core/broadway.cpp
index c8f335c..f786754 100644
--- a/core/broadway.cpp
+++ b/core/broadway.cpp
@@ -70,6 +70,9 @@ void broadway::execute(ircolib::u32 instr, mem &mem) {
     case 24: // ori ra, rs, uimm
         ori(instr);
         break;
+    case 25:
+        oris(instr);
+        break;
     case 31:
         decode_special(instr, mem);
         break;
diff --git a/core/broadway.hpp b/core/broadway.hpp
index b206333..0bd9cc2 100644
--- a/core/broadway.hpp
+++ b/core/broadway.hpp
@@ -42,6 +42,7 @@ struct broadway {
     void addis(ircolib::u32);
     void addi(ircolib::u32);
     void ori(ircolib::u32);
+    void oris(ircolib::u32);
     void bx(ircolib::u32);
     void bcx(ircolib::u32);
     void mtspr(ircolib::u32);
diff --git a/core/broadway/instructions.cpp b/core/broadway/instructions.cpp
index b8643c7..b372bd6 100644
--- a/core/broadway/instructions.cpp
+++ b/core/broadway/instructions.cpp
@@ -24,6 +24,9 @@ void broadway::addis(ircolib::u32 instr) {
 }
 
 void broadway::ori(ircolib::u32 instr) { gpr[utils::RA(instr)] = gpr[utils::RS(instr)] | utils::UIMM(instr); }
+void broadway::oris(ircolib::u32 instr) {
+    gpr[utils::RA(instr)] = gpr[utils::RS(instr)] | ((ircolib::u32)utils::UIMM(instr) << 16);
+}
 
 void broadway::bx(ircolib::u32 instr) {
     const bool link = instr & 1;