[Interpreter] Implements calls through CallICStub in the interpreter.

src/x64/builtins-x64.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/code-factory.h"
 #include "src/codegen.h"
 #include "src/deoptimizer.h"
 #include "src/full-codegen/full-codegen.h"
@@ skipping 607 matching lines @@
   __ bind(&loop_header);
   __ Push(Operand(rbx, 0));
   __ subp(rbx, Immediate(kPointerSize));
   __ bind(&loop_check);
   __ cmpp(rbx, rcx);
   __ j(greater, &loop_header, Label::kNear);
 }
 
 
 // static
+void Builtins::Generate_InterpreterPushArgsAndCallICImpl(
+    MacroAssembler* masm, TailCallMode tail_call_mode) {
+  // ----------- S t a t e -------------
+  //  -- rax : the number of arguments (not including the receiver)
+  //  -- rbx : the address of the first argument to be pushed. Subsequent
+  //           arguments should be consecutive above this, in the same order as
+  //           they are to be pushed onto the stack.
+  //  -- rdi : the target to call (can be any Object).
+  //  -- rdx : Feedback vector slot-id.
+  //  -- r9 : type feedback vector. // TODO(mythria): move to rbx to match
+  //                                   CallICStub expectation.
+  // -----------------------------------
+
+  {
+    FrameScope scope(masm, StackFrame::INTERNAL);
+
+    Generate_InterpreterPushArgs(masm, true);
+
+    __ Move(rbx, r9);
+
+    // Call via the CallIC stub.
+    CallICState call_ic_state(0, ConvertReceiverMode::kAny, tail_call_mode,
+                              true);
+    CallICStub stub(masm->isolate(), call_ic_state);
+    // TODO(mythria): This should be replaced by a TailCallStub, when we
+    // update the code to find the target IC from jump instructions.
+    __ CallStub(&stub);
+  }
+  __ Ret();
+}
+
+// static
 void Builtins::Generate_InterpreterPushArgsAndCallImpl(
     MacroAssembler* masm, TailCallMode tail_call_mode) {
   // ----------- S t a t e -------------
   //  -- rax : the number of arguments (not including the receiver)
   //  -- rbx : the address of the first argument to be pushed. Subsequent
   //           arguments should be consecutive above this, in the same order as
   //           they are to be pushed onto the stack.
   //  -- rdi : the target to call (can be any Object).
   // -----------------------------------
 
   // Pop return address to allow tail-call after pushing arguments.
   __ PopReturnAddressTo(kScratchRegister);
 
   Generate_InterpreterPushArgs(masm, true);
 
   // Call the target.
   __ PushReturnAddressFrom(kScratchRegister);  // Re-push return address.
   __ Jump(masm->isolate()->builtins()->Call(ConvertReceiverMode::kAny,
                                             tail_call_mode),
           RelocInfo::CODE_TARGET);
 }
 
-
 // static
 void Builtins::Generate_InterpreterPushArgsAndConstruct(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- rax : the number of arguments (not including the receiver)
   //  -- rdx : the new target (either the same as the constructor or
   //           the JSFunction on which new was invoked initially)
   //  -- rdi : the constructor to call (can be any Object)
   //  -- rbx : the address of the first argument to be pushed. Subsequent
   //           arguments should be consecutive above this, in the same order as
   //           they are to be pushed onto the stack.
@@ skipping 1390 matching lines @@
   Comment cmnt(masm, "[ PrepareForTailCall");
 
   // Prepare for tail call only if the debugger is not active.
   Label done;
   ExternalReference debug_is_active =
       ExternalReference::debug_is_active_address(masm->isolate());
   __ Move(kScratchRegister, debug_is_active);
   __ cmpb(Operand(kScratchRegister, 0), Immediate(0));
   __ j(not_equal, &done);
 
+  // Drop possible internal frame pushed for calling CallICStub.
+  // TODO(mythria): when we tail call the CallICStub, remove this.
+  {
+    Label no_internal_callic_frame;
+    __ Cmp(Operand(rbp, StandardFrameConstants::kMarkerOffset),
+           Smi::FromInt(StackFrame::INTERNAL));
+    __ j(not_equal, &no_internal_callic_frame, Label::kNear);
+    __ movp(rbp, Operand(rbp, StandardFrameConstants::kCallerFPOffset));
+    __ bind(&no_internal_callic_frame);
+  }
+
   // Drop possible interpreter handler/stub frame.
   {
     Label no_interpreter_frame;
     __ Cmp(Operand(rbp, StandardFrameConstants::kMarkerOffset),
            Smi::FromInt(StackFrame::STUB));
     __ j(not_equal, &no_interpreter_frame, Label::kNear);
     __ movp(rbp, Operand(rbp, StandardFrameConstants::kCallerFPOffset));
     __ bind(&no_interpreter_frame);
   }
 
@@ skipping 655 matching lines @@
   __ ret(0);
 }
 
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64