Collect call counts for constructor calls, too.

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 5994c25567fca82a0dabdf7ea1d788ef1bfc190f..c0b8b694583c4b6cceedecd28ed0df3ca7285b78 100644
--- a/src/mips64/code-stubs-mips64.cc
+++ b/src/mips64/code-stubs-mips64.cc
@@ -1911,6 +1911,7 @@ static void GenerateRecordCallTarget(MacroAssembler* masm) {
   // a2 : feedback vector
   // a3 : slot in feedback vector (Smi)
   Label initialize, done, miss, megamorphic, not_array_function;
+  Label done_initialize_count, done_increment_count;
 
   DCHECK_EQ(*TypeFeedbackVector::MegamorphicSentinel(masm->isolate()),
             masm->isolate()->heap()->megamorphic_symbol());
@@ -1930,7 +1931,7 @@ static void GenerateRecordCallTarget(MacroAssembler* masm) {
   Register feedback_map = a6;
   Register weak_value = t0;
   __ ld(weak_value, FieldMemOperand(a5, WeakCell::kValueOffset));
-  __ Branch(&done, eq, a1, Operand(weak_value));
+  __ Branch(&done_increment_count, eq, a1, Operand(weak_value));
   __ LoadRoot(at, Heap::kmegamorphic_symbolRootIndex);
   __ Branch(&done, eq, a5, Operand(at));
   __ ld(feedback_map, FieldMemOperand(a5, HeapObject::kMapOffset));
@@ -1952,7 +1953,7 @@ static void GenerateRecordCallTarget(MacroAssembler* masm) {
   // Make sure the function is the Array() function
   __ LoadNativeContextSlot(Context::ARRAY_FUNCTION_INDEX, a5);
   __ Branch(&megamorphic, ne, a1, Operand(a5));
-  __ jmp(&done);
+  __ jmp(&done_increment_count);
 
   __ bind(&miss);
 
@@ -1980,12 +1981,31 @@ static void GenerateRecordCallTarget(MacroAssembler* masm) {
   // slot.
   CreateAllocationSiteStub create_stub(masm->isolate());
   CallStubInRecordCallTarget(masm, &create_stub);
-  __ Branch(&done);
+  __ Branch(&done_initialize_count);
 
   __ bind(&not_array_function);
 
   CreateWeakCellStub weak_cell_stub(masm->isolate());
   CallStubInRecordCallTarget(masm, &weak_cell_stub);
+
+  __ bind(&done_initialize_count);
+  // Initialize the call counter.
+
+  __ dsrl(a4, a3, 32 - kPointerSizeLog2);
+  __ Daddu(a4, a2, Operand(a4));
+  __ li(a5, Operand(Smi::FromInt(1)));
+  __ sd(a5, FieldMemOperand(a4, FixedArray::kHeaderSize + kPointerSize));
+  __ bind(&done);
+
+  __ bind(&done_increment_count);
+
+  // Increment the call count for monomorphic function calls.
+  __ dsrl(a4, a3, 32 - kPointerSizeLog2);
+  __ Daddu(a5, a2, Operand(a4));
+  __ ld(a4, FieldMemOperand(a5, FixedArray::kHeaderSize + kPointerSize));
+  __ Daddu(a4, a4, Operand(Smi::FromInt(1)));
+  __ sd(a4, FieldMemOperand(a5, FixedArray::kHeaderSize + kPointerSize));
+
   __ bind(&done);
 }