MIPS: Port to x64 and ARM and some refactoring of ia32.

src/mips/macro-assembler-mips.cc

 // Copyright 2011 the V8 project authors. 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.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 63 matching lines @@
 
 void MacroAssembler::StoreRoot(Register source,
                                Heap::RootListIndex index,
                                Condition cond,
                                Register src1, const Operand& src2) {
   Branch(2, NegateCondition(cond), src1, src2);
   sw(source, MemOperand(s6, index << kPointerSizeLog2));
 }
 
 
+void MacroAssembler::LoadHeapObject(Register result,
+                                    Handle<HeapObject> object) {
+  if (isolate()->heap()->InNewSpace(*object)) {
+    Handle<JSGlobalPropertyCell> cell =
+        isolate()->factory()->NewJSGlobalPropertyCell(object);
+    li(result, Operand(cell));
+    lw(result, FieldMemOperand(result, JSGlobalPropertyCell::kValueOffset));
+  } else {
+    li(result, Operand(object));
+  }
+}
+
+
 // Push and pop all registers that can hold pointers.
 void MacroAssembler::PushSafepointRegisters() {
   // Safepoints expect a block of kNumSafepointRegisters values on the
   // stack, so adjust the stack for unsaved registers.
   const int num_unsaved = kNumSafepointRegisters - kNumSafepointSavedRegisters;
   ASSERT(num_unsaved >= 0);
   if (num_unsaved > 0) {
     Subu(sp, sp, Operand(num_unsaved * kPointerSize));
   }
   MultiPush(kSafepointSavedRegisters);
@@ skipping 3454 matching lines @@
 
 
 void MacroAssembler::InvokeFunction(Handle<JSFunction> function,
                                     const ParameterCount& actual,
                                     InvokeFlag flag,
                                     CallKind call_kind) {
   // You can't call a function without a valid frame.
   ASSERT(flag == JUMP_FUNCTION || has_frame());
 
   // Get the function and setup the context.
-  li(a1, Operand(function));
+  LoadHeapObject(a1, function);
   lw(cp, FieldMemOperand(a1, JSFunction::kContextOffset));
 
   ParameterCount expected(function->shared()->formal_parameter_count());
   // We call indirectly through the code field in the function to
   // allow recompilation to take effect without changing any of the
   // call sites.
   lw(a3, FieldMemOperand(a1, JSFunction::kCodeEntryOffset));
   InvokeCode(a3, expected, actual, flag, NullCallWrapper(), call_kind);
 }
 
@@ skipping 1445 matching lines @@
        opcode == BGTZL);
   opcode = (cond == eq) ? BEQ : BNE;
   instr = (instr & ~kOpcodeMask) | opcode;
   masm_.emit(instr);
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_MIPS