Collect call counts for constructor calls, too.

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 1ff2b53677ef32e60a5ef2751f255fb66fce3ca4..ee898d36c187982bebe2ed4434454ef9463d3f42 100644
--- a/src/mips/code-stubs-mips.cc
+++ b/src/mips/code-stubs-mips.cc
@@ -1908,6 +1908,7 @@ 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());
@@ -1926,7 +1927,7 @@ static void GenerateRecordCallTarget(MacroAssembler* masm) {
   Register feedback_map = t1;
   Register weak_value = t4;
   __ lw(weak_value, FieldMemOperand(t2, 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, t2, Operand(at));
   __ lw(feedback_map, FieldMemOperand(t2, HeapObject::kMapOffset));
@@ -1948,7 +1949,7 @@ static void GenerateRecordCallTarget(MacroAssembler* masm) {
   // Make sure the function is the Array() function
   __ LoadNativeContextSlot(Context::ARRAY_FUNCTION_INDEX, t2);
   __ Branch(&megamorphic, ne, a1, Operand(t2));
-  __ jmp(&done);
+  __ jmp(&done_increment_count);
 
   __ bind(&miss);
 
@@ -1975,11 +1976,27 @@ 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.
+  __ Lsa(at, a2, a3, kPointerSizeLog2 - kSmiTagSize);
+  __ li(t0, Operand(Smi::FromInt(1)));
+  __ sw(t0, FieldMemOperand(at, FixedArray::kHeaderSize + kPointerSize));
+  __ b(&done);
+
+  __ bind(&done_increment_count);
+
+  // Increment the call count for monomorphic function calls.
+  __ Lsa(at, a2, a3, kPointerSizeLog2 - kSmiTagSize);
+  __ lw(t0, FieldMemOperand(at, FixedArray::kHeaderSize + kPointerSize));
+  __ Addu(t0, t0, Operand(Smi::FromInt(1)));
+  __ sw(t0, FieldMemOperand(at, FixedArray::kHeaderSize + kPointerSize));
+
   __ bind(&done);
 }