Core: CX86RecompilerOps::SPECIAL_NOR Ignore write to r0

2024-11-28 15:54:36 +10:30 · 2024-11-28 15:54:36 +10:30 · 1f3ef6d505
parent 95015302d6
commit 1f3ef6d505
1 changed files with 5 additions and 0 deletions
--- a/Source/Project64-core/N64System/Recompiler/x86/x86RecompilerOps.cpp
+++ b/Source/Project64-core/N64System/Recompiler/x86/x86RecompilerOps.cpp
@ -6069,6 +6069,11 @@ void CX86RecompilerOps::SPECIAL_XOR()

 void CX86RecompilerOps::SPECIAL_NOR()
 {
+    if (m_Opcode.rd == 0)
+    {
+        return;
+    }
+
    if (m_RegWorkingSet.IsKnown(m_Opcode.rt) && m_RegWorkingSet.IsKnown(m_Opcode.rs))
    {
        if (m_RegWorkingSet.IsConst(m_Opcode.rt) && m_RegWorkingSet.IsConst(m_Opcode.rs))