X87: [builtins] New frame type for exits to C++ builtins.

src/x87/macro-assembler-x87.h

 // 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.
 
 #ifndef V8_X87_MACRO_ASSEMBLER_X87_H_
 #define V8_X87_MACRO_ASSEMBLER_X87_H_
 
 #include "src/assembler.h"
 #include "src/bailout-reason.h"
 #include "src/frames.h"
@@ skipping 226 matching lines @@
   void DebugBreak();
 
   // Generates function and stub prologue code.
   void StubPrologue(StackFrame::Type type);
   void Prologue(bool code_pre_aging);
 
   // Enter specific kind of exit frame. Expects the number of
   // arguments in register eax and sets up the number of arguments in
   // register edi and the pointer to the first argument in register
   // esi.
-  void EnterExitFrame(int argc, bool save_doubles);
+  void EnterExitFrame(int argc, bool save_doubles, StackFrame::Type frame_type);
 
   void EnterApiExitFrame(int argc);
 
   // Leave the current exit frame. Expects the return value in
   // register eax:edx (untouched) and the pointer to the first
   // argument in register esi (if pop_arguments == true).
   void LeaveExitFrame(bool save_doubles, bool pop_arguments = true);
 
   // Leave the current exit frame. Expects the return value in
   // register eax (untouched).
@@ skipping 510 matching lines @@
 
   // Calls a C function and cleans up the space for arguments allocated
   // by PrepareCallCFunction. The called function is not allowed to trigger a
   // garbage collection, since that might move the code and invalidate the
   // return address (unless this is somehow accounted for by the called
   // function).
   void CallCFunction(ExternalReference function, int num_arguments);
   void CallCFunction(Register function, int num_arguments);
 
   // Jump to a runtime routine.
-  void JumpToExternalReference(const ExternalReference& ext);
+  void JumpToExternalReference(const ExternalReference& ext,
+                               bool builtin_exit_frame = false);
 
   // ---------------------------------------------------------------------------
   // Utilities
 
   void Ret();
 
   // Return and drop arguments from stack, where the number of arguments
   // may be bigger than 2^16 - 1.  Requires a scratch register.
   void Ret(int bytes_dropped, Register scratch);
 
@@ skipping 155 matching lines @@
   // This handle will be patched with the code object on installation.
   Handle<Object> code_object_;
 
   // Helper functions for generating invokes.
   void InvokePrologue(const ParameterCount& expected,
                       const ParameterCount& actual, Label* done,
                       bool* definitely_mismatches, InvokeFlag flag,
                       Label::Distance done_distance,
                       const CallWrapper& call_wrapper);
 
-  void EnterExitFramePrologue();
+  void EnterExitFramePrologue(StackFrame::Type frame_type);
   void EnterExitFrameEpilogue(int argc, bool save_doubles);
 
   void LeaveExitFrameEpilogue(bool restore_context);
 
   // Allocation support helpers.
   void LoadAllocationTopHelper(Register result, Register scratch,
                                AllocationFlags flags);
 
   void UpdateAllocationTopHelper(Register result_end, Register scratch,
                                  AllocationFlags flags);
@@ skipping 88 matching lines @@
   }                                                                       \
   masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_X87_MACRO_ASSEMBLER_X87_H_