Type Feedback Vector: Calculate profiler counts on the fly.

src/mips64/code-stubs-mips64.cc

Index: src/mips64/code-stubs-mips64.cc
diff --git a/src/mips64/code-stubs-mips64.cc b/src/mips64/code-stubs-mips64.cc
index 86d0e6ef9b048bb5877810521498b5046ad0600b..9649e420d81c20fdfe8496e87ee94e5ef4add9b1 100644
--- a/src/mips64/code-stubs-mips64.cc
+++ b/src/mips64/code-stubs-mips64.cc
@@ -2653,10 +2653,6 @@ 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);
@@ -2733,13 +2729,6 @@ void CallICStub::Generate(MacroAssembler* masm) {
   __ Daddu(a4, a2, Operand(a4));
   __ LoadRoot(at, Heap::kmegamorphic_symbolRootIndex);
   __ sd(at, FieldMemOperand(a4, FixedArray::kHeaderSize));
-  // We have to update statistics for runtime profiling.
-  __ ld(a4, FieldMemOperand(a2, with_types_offset));
-  __ Dsubu(a4, a4, Operand(Smi::FromInt(1)));
-  __ sd(a4, FieldMemOperand(a2, with_types_offset));
-  __ ld(a4, FieldMemOperand(a2, generic_offset));
-  __ Daddu(a4, a4, Operand(Smi::FromInt(1)));
-  __ sd(a4, FieldMemOperand(a2, generic_offset));
 
   __ bind(&call);
   __ Jump(masm->isolate()->builtins()->Call(convert_mode()),
@@ -2767,11 +2756,6 @@ void CallICStub::Generate(MacroAssembler* masm) {
   __ ld(t1, NativeContextMemOperand());
   __ Branch(&miss, ne, t0, Operand(t1));
 
-  // Update stats.
-  __ ld(a4, FieldMemOperand(a2, with_types_offset));
-  __ Daddu(a4, a4, Operand(Smi::FromInt(1)));
-  __ sd(a4, FieldMemOperand(a2, with_types_offset));
-
   // Initialize the call counter.
   __ dsrl(at, a3, 32 - kPointerSizeLog2);
   __ Daddu(at, a2, Operand(at));