Type Feedback Vector: Calculate profiler counts on the fly.

src/mips/code-stubs-mips.cc

Index: src/mips/code-stubs-mips.cc
diff --git a/src/mips/code-stubs-mips.cc b/src/mips/code-stubs-mips.cc
index cefe97c8a5c27a4cd941e929fab78bf47261d9b5..476f82eaf826bb73d160a815d916939b0e95750d 100644
--- a/src/mips/code-stubs-mips.cc
+++ b/src/mips/code-stubs-mips.cc
@@ -2577,10 +2577,6 @@ void CallICStub::Generate(MacroAssembler* masm) {
   // a1 - function
   // a3 - slot id (Smi)
   // a2 - vector
-  const int with_types_offset =
-      FixedArray::OffsetOfElementAt(TypeFeedbackVector::kWithTypesIndex);
-  const int generic_offset =
-      FixedArray::OffsetOfElementAt(TypeFeedbackVector::kGenericCountIndex);
   Label extra_checks_or_miss, call, call_function;
   int argc = arg_count();
   ParameterCount actual(argc);
@@ -2657,13 +2653,6 @@ void CallICStub::Generate(MacroAssembler* masm) {
   __ Addu(t0, a2, Operand(t0));
   __ LoadRoot(at, Heap::kmegamorphic_symbolRootIndex);
   __ sw(at, FieldMemOperand(t0, FixedArray::kHeaderSize));
-  // We have to update statistics for runtime profiling.
-  __ lw(t0, FieldMemOperand(a2, with_types_offset));
-  __ Subu(t0, t0, Operand(Smi::FromInt(1)));
-  __ sw(t0, FieldMemOperand(a2, with_types_offset));
-  __ lw(t0, FieldMemOperand(a2, generic_offset));
-  __ Addu(t0, t0, Operand(Smi::FromInt(1)));
-  __ sw(t0, FieldMemOperand(a2, generic_offset));
 
   __ bind(&call);
   __ Jump(masm->isolate()->builtins()->Call(convert_mode()),
@@ -2691,11 +2680,6 @@ void CallICStub::Generate(MacroAssembler* masm) {
   __ lw(t1, NativeContextMemOperand());
   __ Branch(&miss, ne, t0, Operand(t1));
 
-  // Update stats.
-  __ lw(t0, FieldMemOperand(a2, with_types_offset));
-  __ Addu(t0, t0, Operand(Smi::FromInt(1)));
-  __ sw(t0, FieldMemOperand(a2, with_types_offset));
-
   // Initialize the call counter.
   __ sll(at, a3, kPointerSizeLog2 - kSmiTagSize);
   __ Addu(at, a2, Operand(at));