Contribution of PowerPC port (continuation of 422063005) - AIX Common1

src/serialize.cc

Index: src/serialize.cc
diff --git a/src/serialize.cc b/src/serialize.cc
index f14031687561dda113a46bbcb1332b33cdf33adb..670f9da8ffb3b2ca0272c7e4fd18e1c9469a28ee 100644
--- a/src/serialize.cc
+++ b/src/serialize.cc
@@ -899,6 +899,23 @@ void Deserializer::ReadObject(int space_number, Object** write_back) {
     DCHECK(space_number != CODE_SPACE);
   }
 #endif
+#if V8_TARGET_ARCH_PPC && \
+    (ABI_USES_FUNCTION_DESCRIPTORS || V8_OOL_CONSTANT_POOL)
+  // If we're on a platform that uses function descriptors
+  // these jump tables make use of RelocInfo::INTERNAL_REFERENCE.
+  // As the V8 serialization code doesn't handle that relocation type
+  // we use this to fix up code that has function descriptors.
+  if (space_number == CODE_SPACE) {
+    Code* code = reinterpret_cast<Code*>(HeapObject::FromAddress(address));
+    for (RelocIterator it(code); !it.done(); it.next()) {
+      RelocInfo::Mode rmode = it.rinfo()->rmode();
+      if (rmode == RelocInfo::INTERNAL_REFERENCE) {
+        Assembler::RelocateInternalReference(it.rinfo()->pc(), 0,
+                                             code->instruction_start());
+      }
+    }
+  }
+#endif
 }