From 1f8d873459f6e5fcd0549c2b12f22d2e4ffcc4bd Mon Sep 17 00:00:00 2001
From: "Herman S." <429230+has207@users.noreply.github.com>
Date: Wed, 22 Apr 2026 00:57:43 +0900
Subject: [PATCH] [PPC/Posix] Apply 0x1000 shift in
 PPCContext::TranslateVirtual

---
 src/xenia/cpu/ppc/ppc_context.h | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/xenia/cpu/ppc/ppc_context.h b/src/xenia/cpu/ppc/ppc_context.h
index 2289024fc..76780c49d 100644
--- a/src/xenia/cpu/ppc/ppc_context.h
+++ b/src/xenia/cpu/ppc/ppc_context.h
@@ -14,6 +14,7 @@
 #include <mutex>
 #include <string>
 
+#include "xenia/base/memory.h"
 #include "xenia/base/mutex.h"
 #include "xenia/base/vec128.h"
 #include "xenia/guest_pointers.h"
@@ -439,6 +440,12 @@ typedef struct alignas(64) PPCContext_s {
         static_cast<uint32_t>(reinterpret_cast<uintptr_t>(this))) {
       host_address += 0x1000;
     }
+#else
+    // Match vE0000000 PhysicalHeap shift (see Memory::TranslateVirtual).
+    if (xe::memory::allocation_granularity() > 0x1000 &&
+        guest_address >= 0xE0000000u) {
+      host_address += 0x1000;
+    }
 #endif
     return reinterpret_cast<T>(host_address);
   }
@@ -467,6 +474,11 @@ typedef struct alignas(64) PPCContext_s {
     if (guest_tmp >= static_cast<uint32_t>(reinterpret_cast<uintptr_t>(this))) {
       guest_tmp -= 0x1000;
     }
+#else
+    if (xe::memory::allocation_granularity() > 0x1000 &&
+        guest_tmp >= 0xE0000000u) {
+      guest_tmp -= 0x1000;
+    }
 #endif
     return guest_tmp;
   }