[TypeFeedbackVector] Combine the literals array and the feedback vector.

src/builtins/mips/builtins-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/codegen.h"
 #include "src/debug/debug.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
@@ skipping 999 matching lines @@
         FieldMemOperand(a0, SharedFunctionInfo::kFunctionDataOffset));
   __ bind(&bytecode_array_loaded);
 
   // Check whether we should continue to use the interpreter.
   Label switch_to_different_code_kind;
   __ lw(a0, FieldMemOperand(a0, SharedFunctionInfo::kCodeOffset));
   __ Branch(&switch_to_different_code_kind, ne, a0,
             Operand(masm->CodeObject()));  // Self-reference to this code.
 
   // Increment invocation count for the function.
-  __ lw(a0, FieldMemOperand(a1, JSFunction::kLiteralsOffset));
-  __ lw(a0, FieldMemOperand(a0, LiteralsArray::kFeedbackVectorOffset));
+  __ lw(a0, FieldMemOperand(a1, JSFunction::kFeedbackVectorOffset));
   __ lw(t0, FieldMemOperand(
                 a0, TypeFeedbackVector::kInvocationCountIndex * kPointerSize +
                         TypeFeedbackVector::kHeaderSize));
   __ Addu(t0, t0, Operand(Smi::FromInt(1)));
   __ sw(t0, FieldMemOperand(
                 a0, TypeFeedbackVector::kInvocationCountIndex * kPointerSize +
                         TypeFeedbackVector::kHeaderSize));
 
   // Check function data field is actually a BytecodeArray object.
   if (FLAG_debug_code) {
@@ skipping 345 matching lines @@
   Register temp = a1;
   Register array_pointer = t1;
 
   // Does the native context match?
   __ sll(at, index, kPointerSizeLog2 - kSmiTagSize);
   __ Addu(array_pointer, map, Operand(at));
   __ lw(temp, FieldMemOperand(array_pointer,
                               SharedFunctionInfo::kOffsetToPreviousContext));
   __ lw(temp, FieldMemOperand(temp, WeakCell::kValueOffset));
   __ Branch(&loop_bottom, ne, temp, Operand(native_context));
-  // Literals available?
+  // Feedback vector available?
   __ lw(temp, FieldMemOperand(array_pointer,
                               SharedFunctionInfo::kOffsetToPreviousLiterals));
   __ lw(temp, FieldMemOperand(temp, WeakCell::kValueOffset));
   __ JumpIfSmi(temp, &gotta_call_runtime);
 
-  // Save the literals in the closure.
+  // Save the feedback vector in the closure.
   __ lw(t0, MemOperand(sp, 0));
-  __ sw(temp, FieldMemOperand(t0, JSFunction::kLiteralsOffset));
+  __ sw(temp, FieldMemOperand(t0, JSFunction::kFeedbackVectorOffset));
   __ push(index);
-  __ RecordWriteField(t0, JSFunction::kLiteralsOffset, temp, index,
+  __ RecordWriteField(t0, JSFunction::kFeedbackVectorOffset, temp, index,
                       kRAHasNotBeenSaved, kDontSaveFPRegs, EMIT_REMEMBERED_SET,
                       OMIT_SMI_CHECK);
   __ pop(index);
 
   // Code available?
   Register entry = t0;
   __ lw(entry,
         FieldMemOperand(array_pointer,
                         SharedFunctionInfo::kOffsetToPreviousCachedCode));
   __ lw(entry, FieldMemOperand(entry, WeakCell::kValueOffset));
@@ skipping 1787 matching lines @@
     __ break_(0xCC);
   }
 }
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_MIPS