x64: implement apply with arguments in lithium backend.

src/x64/macro-assembler-x64.h

 // Copyright 2010 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 40 matching lines @@
 static const Register kSmiConstantRegister = { 15 };  // r15 (callee save).
 static const Register kRootRegister = { 13 };         // r13 (callee save).
 // Value of smi in kSmiConstantRegister.
 static const int kSmiConstantRegisterValue = 1;
 
 // Convenience for platform-independent signatures.
 typedef Operand MemOperand;
 
 // Forward declaration.
 class JumpTarget;
+class PostCallGenerator;
 
 struct SmiIndex {
   SmiIndex(Register index_register, ScaleFactor scale)
       : reg(index_register),
         scale(scale) {}
   Register reg;
   ScaleFactor scale;
 };
 
 // MacroAssembler implements a collection of frequently used macros.
@@ skipping 105 matching lines @@
   }
 
 
   // ---------------------------------------------------------------------------
   // JavaScript invokes
 
   // Invoke the JavaScript function code by either calling or jumping.
   void InvokeCode(Register code,
                   const ParameterCount& expected,
                   const ParameterCount& actual,
-                  InvokeFlag flag);
+                  InvokeFlag flag,
+                  PostCallGenerator* post_call_generator = NULL);
 
   void InvokeCode(Handle<Code> code,
                   const ParameterCount& expected,
                   const ParameterCount& actual,
                   RelocInfo::Mode rmode,
-                  InvokeFlag flag);
+                  InvokeFlag flag,
+                  PostCallGenerator* post_call_generator = NULL);
 
   // Invoke the JavaScript function in the given register. Changes the
   // current context to the context in the function before invoking.
   void InvokeFunction(Register function,
                       const ParameterCount& actual,
-                      InvokeFlag flag);
+                      InvokeFlag flag,
+                      PostCallGenerator* post_call_generator = NULL);
 
   void InvokeFunction(JSFunction* function,
                       const ParameterCount& actual,
-                      InvokeFlag flag);
+                      InvokeFlag flag,
+                      PostCallGenerator* post_call_generator = NULL);
 
   // Invoke specified builtin JavaScript function. Adds an entry to
   // the unresolved list if the name does not resolve.
-  void InvokeBuiltin(Builtins::JavaScript id, InvokeFlag flag);
+  void InvokeBuiltin(Builtins::JavaScript id,
+                     InvokeFlag flag,
+                     PostCallGenerator* post_call_generator = NULL);
 
   // Store the function for the given builtin in the target register.
   void GetBuiltinFunction(Register target, Builtins::JavaScript id);
 
   // Store the code object for the given builtin in the target register.
   void GetBuiltinEntry(Register target, Builtins::JavaScript id);
 
 
   // ---------------------------------------------------------------------------
   // Smi tagging, untagging and operations on tagged smis.
@@ skipping 772 matching lines @@
   // This handle will be patched with the code object on installation.
   Handle<Object> code_object_;
 
   // Helper functions for generating invokes.
   template <typename LabelType>
   void InvokePrologue(const ParameterCount& expected,
                       const ParameterCount& actual,
                       Handle<Code> code_constant,
                       Register code_register,
                       LabelType* done,
-                      InvokeFlag flag);
+                      InvokeFlag flag,
+                      PostCallGenerator* post_call_generator);
 
   // Activation support.
   void EnterFrame(StackFrame::Type type);
   void LeaveFrame(StackFrame::Type type);
 
   void EnterExitFramePrologue(bool save_rax);
 
   // Allocates arg_stack_space * kPointerSize memory (not GCed) on the stack
   // accessible via StackSpaceOperand.
   void EnterExitFrameEpilogue(int arg_stack_space, bool save_doubles);
@@ skipping 33 matching lines @@
   // Macro assembler to emit code.
   MacroAssembler* masm() { return &masm_; }
 
  private:
   byte* address_;  // The address of the code being patched.
   int size_;  // Number of bytes of the expected patch size.
   MacroAssembler masm_;  // Macro assembler used to generate the code.
 };
 
 
+// Helper class for generating code or data associated with the code
+// right after a call instruction. As an example this can be used to
+// generate safepoint data after calls for crankshaft.
+class PostCallGenerator {
+ public:
+  PostCallGenerator() { }
+  virtual ~PostCallGenerator() { }
+  virtual void Generate() = 0;
+};
+
+
 // -----------------------------------------------------------------------------
 // Static helper functions.
 
 // Generate an Operand for loading a field from an object.
 static inline Operand FieldOperand(Register object, int offset) {
   return Operand(object, offset - kHeapObjectTag);
 }
 
 
 // Generate an Operand for loading an indexed field from an object.
@@ skipping 686 matching lines @@
   }
 }
 
 
 template <typename LabelType>
 void MacroAssembler::InvokePrologue(const ParameterCount& expected,
                                     const ParameterCount& actual,
                                     Handle<Code> code_constant,
                                     Register code_register,
                                     LabelType* done,
-                                    InvokeFlag flag) {
+                                    InvokeFlag flag,
+                                    PostCallGenerator* post_call_generator) {
   bool definitely_matches = false;
   NearLabel invoke;
   if (expected.is_immediate()) {
     ASSERT(actual.is_immediate());
     if (expected.immediate() == actual.immediate()) {
       definitely_matches = true;
     } else {
       Set(rax, actual.immediate());
       if (expected.immediate() ==
               SharedFunctionInfo::kDontAdaptArgumentsSentinel) {
@@ skipping 30 matching lines @@
         Handle<Code>(Builtins::builtin(Builtins::ArgumentsAdaptorTrampoline));
     if (!code_constant.is_null()) {
       movq(rdx, code_constant, RelocInfo::EMBEDDED_OBJECT);
       addq(rdx, Immediate(Code::kHeaderSize - kHeapObjectTag));
     } else if (!code_register.is(rdx)) {
       movq(rdx, code_register);
     }
 
     if (flag == CALL_FUNCTION) {
       Call(adaptor, RelocInfo::CODE_TARGET);
+      if (post_call_generator != NULL) post_call_generator->Generate();
       jmp(done);
     } else {
       Jump(adaptor, RelocInfo::CODE_TARGET);
     }
     bind(&invoke);
   }
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_X64_MACRO_ASSEMBLER_X64_H_