MIPS: Assembler changes for enabling GrowHeap in Wasm.

src/mips64/assembler-mips64-inl.h

 
 // Copyright (c) 1994-2006 Sun Microsystems Inc.
 // All Rights Reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 // - Redistributions of source code must retain the above copyright notice,
 // this list of conditions and the following disclaimer.
@@ skipping 109 matching lines @@
   // return the end of the instructions to be patched, allowing the
   // deserializer to deserialize the instructions as raw bytes and put them in
   // place, ready to be patched with the target. After jump optimization,
   // that is the address of the instruction that follows J/JAL/JR/JALR
   // instruction.
   // return reinterpret_cast<Address>(
   //  pc_ + Assembler::kInstructionsFor32BitConstant * Assembler::kInstrSize);
   return reinterpret_cast<Address>(
     pc_ + Assembler::kInstructionsFor64BitConstant * Assembler::kInstrSize);
 }
 

[balazs.kilvady, 2016/03/09 11:00:20]

Same nit and comment like on the MIPS version.

+Address RelocInfo::wasm_memory_reference() {
+  DCHECK(IsWasmMemoryReference(rmode_));
+  return Assembler::target_address_at(pc_, host_);
+}
+
+void RelocInfo::update_wasm_memory_reference(
+    Address reference, ICacheFlushMode icache_flush_mode) {
+  DCHECK(IsWasmMemoryReference(rmode_));
+  Assembler::set_target_address_at(isolate_, pc_, host_, reference,
+                                   icache_flush_mode);
+}
 
 Address RelocInfo::constant_pool_entry_address() {
   UNREACHABLE();
   return NULL;
 }
 
 
 int RelocInfo::target_address_size() {
   return Assembler::kSpecialTargetSize;
 }
@@ skipping 326 matching lines @@
 void Assembler::emit(uint64_t data) {
   CheckForEmitInForbiddenSlot();
   EmitHelper(data);
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_MIPS_ASSEMBLER_MIPS_INL_H_