Upgrade V8 to 5.1.281.57 DO NOT MERGE
FPIIM-449
Change-Id: Id981b686b4d587ac31697662eb98bb34be42ad90
(cherry picked from commit 3b9bc31999c9787eb726ecdbfd5796bfdec32a18)
diff --git a/src/x64/assembler-x64-inl.h b/src/x64/assembler-x64-inl.h
index 9a0fc7c..f32f407 100644
--- a/src/x64/assembler-x64-inl.h
+++ b/src/x64/assembler-x64-inl.h
@@ -326,6 +326,10 @@
return Assembler::target_address_at(pc_, host_);
}
+Address RelocInfo::wasm_memory_reference() {
+ DCHECK(IsWasmMemoryReference(rmode_));
+ return Memory::Address_at(pc_);
+}
Address RelocInfo::target_address_address() {
DCHECK(IsCodeTarget(rmode_) || IsRuntimeEntry(rmode_)
@@ -364,6 +368,20 @@
}
}
+void RelocInfo::update_wasm_memory_reference(
+ Address old_base, Address new_base, size_t old_size, size_t new_size,
+ ICacheFlushMode icache_flush_mode) {
+ DCHECK(IsWasmMemoryReference(rmode_));
+ DCHECK(old_base <= wasm_memory_reference() &&
+ wasm_memory_reference() < old_base + old_size);
+ Address updated_reference = new_base + (wasm_memory_reference() - old_base);
+ DCHECK(new_base <= updated_reference &&
+ updated_reference < new_base + new_size);
+ Memory::Address_at(pc_) = updated_reference;
+ if (icache_flush_mode != SKIP_ICACHE_FLUSH) {
+ Assembler::FlushICache(isolate_, pc_, sizeof(int64_t));
+ }
+}
Object* RelocInfo::target_object() {
DCHECK(IsCodeTarget(rmode_) || rmode_ == EMBEDDED_OBJECT);
@@ -410,8 +428,8 @@
if (write_barrier_mode == UPDATE_WRITE_BARRIER &&
host() != NULL &&
target->IsHeapObject()) {
- host()->GetHeap()->incremental_marking()->RecordWrite(
- host(), &Memory::Object_at(pc_), HeapObject::cast(target));
+ host()->GetHeap()->incremental_marking()->RecordWriteIntoCode(
+ host(), this, HeapObject::cast(target));
}
}