Add new relocation type WASM_MEMORY_SIZE_REFERENCE, use relocatable pointers to update wasm memory …

src/compiler/ia32/code-generator-ia32.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/compiler/code-generator.h"
 
 #include "src/ast/scopes.h"
 #include "src/compiler/code-generator-impl.h"
 #include "src/compiler/gap-resolver.h"
 #include "src/compiler/node-matchers.h"
@@ skipping 48 matching lines @@
   }
 
   Operand HighOperand(InstructionOperand* op) {
     DCHECK(op->IsDoubleStackSlot());
     return ToOperand(op, kPointerSize);
   }
 
   Immediate ToImmediate(InstructionOperand* operand) {
     Constant constant = ToConstant(operand);
     if (constant.type() == Constant::kInt32 &&
-        constant.rmode() == RelocInfo::WASM_MEMORY_REFERENCE) {
+        (constant.rmode() == RelocInfo::WASM_MEMORY_REFERENCE ||
+         constant.rmode() == RelocInfo::WASM_MEMORY_SIZE_REFERENCE)) {
       return Immediate(reinterpret_cast<Address>(constant.ToInt32()),
                        constant.rmode());
     }
     switch (constant.type()) {
       case Constant::kInt32:
         return Immediate(constant.ToInt32());
       case Constant::kFloat32:
         return Immediate(
             isolate()->factory()->NewNumber(constant.ToFloat32(), TENURED));
       case Constant::kFloat64:
@@ skipping 1873 matching lines @@
     int padding_size = last_lazy_deopt_pc_ + space_needed - current_pc;
     __ Nop(padding_size);
   }
 }
 
 #undef __
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8