[stubs] Port CreateWeakCellStub to turbofan

src/mips/code-stubs-mips.cc

 // Copyright 2012 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.
 
 #if V8_TARGET_ARCH_MIPS
 
 #include "src/code-stubs.h"
 #include "src/api-arguments.h"
 #include "src/base/bits.h"
 #include "src/bootstrapper.h"
@@ skipping 1748 matching lines @@
 
 static void CallStubInRecordCallTarget(MacroAssembler* masm, CodeStub* stub) {
   // a0 : number of arguments to the construct function
   // a2 : feedback vector
   // a3 : slot in feedback vector (Smi)
   // a1 : the function to call
   FrameScope scope(masm, StackFrame::INTERNAL);
   const RegList kSavedRegs = 1 << 4 |  // a0
                              1 << 5 |  // a1
                              1 << 6 |  // a2
-                             1 << 7;   // a3
+                             1 << 7 |  // a3
+                             1 << cp.code();
 
   // Number-of-arguments register must be smi-tagged to call out.
   __ SmiTag(a0);
   __ MultiPush(kSavedRegs);
 
   __ CallStub(stub);
 
   __ MultiPop(kSavedRegs);
   __ SmiUntag(a0);
 }
@@ skipping 277 matching lines @@
   __ li(t0, Operand(Smi::FromInt(1)));
   __ sw(t0, FieldMemOperand(at, FixedArray::kHeaderSize + kPointerSize));
 
   // Store the function. Use a stub since we need a frame for allocation.
   // a2 - vector
   // a3 - slot
   // a1 - function
   {
     FrameScope scope(masm, StackFrame::INTERNAL);
     CreateWeakCellStub create_stub(masm->isolate());
-    __ Push(a1);
+    __ Push(cp, a1);
     __ CallStub(&create_stub);
-    __ Pop(a1);
+    __ Pop(cp, a1);
   }
 
   __ Branch(&call_function);
 
   // We are here because tracing is on or we encountered a MISS case we can't
   // handle here.
   __ bind(&miss);
   GenerateMiss(masm);
 
   __ Branch(&call);
@@ skipping 3330 matching lines @@
                            kStackUnwindSpace, kInvalidStackOffset,
                            return_value_operand, NULL);
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_MIPS