[ic] Record call counts for monomorphic calls made with an IC.

src/arm/code-stubs-arm.cc

Index: src/arm/code-stubs-arm.cc
diff --git a/src/arm/code-stubs-arm.cc b/src/arm/code-stubs-arm.cc
index c31f089961f60165ab5f5904cf1215b4f982e7ae..428874d98584c9cf7cd9c4809f4b635a2b4daa1f 100644
--- a/src/arm/code-stubs-arm.cc
+++ b/src/arm/code-stubs-arm.cc
@@ -2706,6 +2706,13 @@ void CallIC_ArrayStub::Generate(MacroAssembler* masm) {
   __ CompareRoot(r5, Heap::kAllocationSiteMapRootIndex);
   __ b(ne, &miss);
 
+  // Increment the call count for monomorphic function calls.
+  __ add(r2, r2, Operand::PointerOffsetFromSmiKey(r3));
+  __ add(r2, r2, Operand(FixedArray::kHeaderSize + kPointerSize));
+  __ ldr(r3, FieldMemOperand(r2, 0));
+  __ add(r3, r3, Operand(Smi::FromInt(CallICNexus::kCallCountIncrement)));
+  __ str(r3, FieldMemOperand(r2, 0));
+
   __ mov(r2, r4);
   __ mov(r3, r1);
   ArrayConstructorStub stub(masm->isolate(), arg_count());
@@ -2765,6 +2772,13 @@ void CallICStub::Generate(MacroAssembler* masm) {
   // convincing us that we have a monomorphic JSFunction.
   __ JumpIfSmi(r1, &extra_checks_or_miss);
 
+  // Increment the call count for monomorphic function calls.
+  __ add(r2, r2, Operand::PointerOffsetFromSmiKey(r3));
+  __ add(r2, r2, Operand(FixedArray::kHeaderSize + kPointerSize));
+  __ ldr(r3, FieldMemOperand(r2, 0));
+  __ add(r3, r3, Operand(Smi::FromInt(CallICNexus::kCallCountIncrement)));
+  __ str(r3, FieldMemOperand(r2, 0));
+
   __ bind(&have_js_function);
   if (CallAsMethod()) {
     EmitContinueIfStrictOrNative(masm, &cont);
@@ -2840,6 +2854,11 @@ void CallICStub::Generate(MacroAssembler* masm) {
   __ add(r4, r4, Operand(Smi::FromInt(1)));
   __ str(r4, FieldMemOperand(r2, with_types_offset));
 
+  // Initialize the call counter.
+  __ Move(r5, Operand(Smi::FromInt(CallICNexus::kCallCountIncrement)));
+  __ add(r4, r2, Operand::PointerOffsetFromSmiKey(r3));
+  __ str(r5, FieldMemOperand(r4, FixedArray::kHeaderSize + kPointerSize));
+
   // Store the function. Use a stub since we need a frame for allocation.
   // r2 - vector
   // r3 - slot