rfi

2026-05-15 09:45:26 +02:00
parent 9a2d437b24
commit 723e66871d
5 changed files with 52 additions and 12 deletions
@@ -40,7 +40,20 @@ void broadway::decode_special(ircolib::u32 instr, mem &mem) {
        add(instr);
        break;
    default:
-        ircolib::panic("broadway unknown special 0x{:04X}", utils::secondary(instr));
+        ircolib::panic("broadway unknown special 0x{:04X} (pc 0x{:08X})", utils::secondary(instr), pc - 4);
+    }
+}
+
+void broadway::decode_branch(ircolib::u32 instr, mem &mem) {
+    switch (utils::secondary(instr)) {
+    case 0x10:
+        bclrx(instr);
+        break;
+    case 0x32:
+        rfi(instr);
+        break;
+    default:
+        ircolib::panic("broadway unknown branch 0x{:04X} (pc 0x{:08X})", utils::secondary(instr), pc - 4);
    }
 }

@@ -62,7 +75,7 @@ void broadway::execute(ircolib::u32 instr, mem &mem) {
        bx(instr);
        break;
    case 19:
-        bclrx(instr);
+        decode_branch(instr, mem);
        break;
    case 21:
        rlwinm(instr);