[Isolates] Merge from bleeding_edge to isolates, revisions 6100-6300.

src/arm/macro-assembler-arm.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 15 matching lines @@
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 #ifndef V8_ARM_MACRO_ASSEMBLER_ARM_H_
 #define V8_ARM_MACRO_ASSEMBLER_ARM_H_
 
 #include "assembler.h"
 
 namespace v8 {
 namespace internal {
 
+// Forward declaration.
+class PostCallGenerator;
+
 // ----------------------------------------------------------------------------
 // Static helper functions
 
 // Generate a MemOperand for loading a field from an object.
 static inline MemOperand FieldMemOperand(Register object, int offset) {
   return MemOperand(object, offset - kHeapObjectTag);
 }
 
 
 // Give alias names to registers
@@ skipping 190 matching lines @@
             Register dst2,
             const MemOperand& src,
             Condition cond = al);
 
   // Store two consecutive registers to two consecutive memory locations.
   void Strd(Register src1,
             Register src2,
             const MemOperand& dst,
             Condition cond = al);
 
+  // Clear specified FPSCR bits.
+  void ClearFPSCRBits(const uint32_t bits_to_clear,
+                      const Register scratch,
+                      const Condition cond = al);
+
+  // Compare double values and move the result to the normal condition flags.
+  void VFPCompareAndSetFlags(const DwVfpRegister src1,
+                             const DwVfpRegister src2,
+                             const Condition cond = al);
+  void VFPCompareAndSetFlags(const DwVfpRegister src1,
+                             const double src2,
+                             const Condition cond = al);
+
+  // Compare double values and then load the fpscr flags to a register.
+  void VFPCompareAndLoadFlags(const DwVfpRegister src1,
+                              const DwVfpRegister src2,
+                              const Register fpscr_flags,
+                              const Condition cond = al);
+  void VFPCompareAndLoadFlags(const DwVfpRegister src1,
+                              const double src2,
+                              const Register fpscr_flags,
+                              const Condition cond = al);
+
+
   // ---------------------------------------------------------------------------
   // Activation frames
 
   void EnterInternalFrame() { EnterFrame(StackFrame::INTERNAL); }
   void LeaveInternalFrame() { LeaveFrame(StackFrame::INTERNAL); }
 
   void EnterConstructFrame() { EnterFrame(StackFrame::CONSTRUCT); }
   void LeaveConstructFrame() { LeaveFrame(StackFrame::CONSTRUCT); }
 
   // Enter exit frame.
@@ skipping 18 matching lines @@
                                     Register map,
                                     Register scratch);
 
   // ---------------------------------------------------------------------------
   // 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);
 
   // 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);
 
   void IsObjectJSObjectType(Register heap_object,
                             Register map,
                             Register scratch,
                             Label* fail);
 
@@ skipping 65 matching lines @@
                    : -1;
     ASSERT((type == -1) ||
            ((FIRST_IC_MARKER <= type) && (type < LAST_CODE_MARKER)));
     return type;
   }
 
 
   // ---------------------------------------------------------------------------
   // Allocation support
 
-  // Allocate an object in new space. The object_size is specified in words (not
-  // bytes). If the new space is exhausted control continues at the gc_required
-  // label. The allocated object is returned in result. If the flag
-  // tag_allocated_object is true the result is tagged as as a heap object. All
-  // registers are clobbered also when control continues at the gc_required
-  // label.
+  // Allocate an object in new space. The object_size is specified
+  // either in bytes or in words if the allocation flag SIZE_IN_WORDS
+  // is passed. If the new space is exhausted control continues at the
+  // gc_required label. The allocated object is returned in result. If
+  // the flag tag_allocated_object is true the result is tagged as as
+  // a heap object. All registers are clobbered also when control
+  // continues at the gc_required label.
   void AllocateInNewSpace(int object_size,
                           Register result,
                           Register scratch1,
                           Register scratch2,
                           Label* gc_required,
                           AllocationFlags flags);
   void AllocateInNewSpace(Register object_size,
                           Register result,
                           Register scratch1,
                           Register scratch2,
@@ skipping 228 matching lines @@
   // return address (unless this is somehow accounted for by the called
   // function).
   void CallCFunction(ExternalReference function, int num_arguments);
   void CallCFunction(Register function, Register scratch, int num_arguments);
 
   // Jump to a runtime routine.
   void JumpToExternalReference(const ExternalReference& builtin);
 
   // Invoke specified builtin JavaScript function. Adds an entry to
   // the unresolved list if the name does not resolve.
-  void InvokeBuiltin(Builtins::JavaScript id, InvokeJSFlags flags);
+  void InvokeBuiltin(Builtins::JavaScript id,
+                     InvokeJSFlags flags,
+                     PostCallGenerator* post_call_generator = NULL);
 
   // Store the code object for the given builtin in the target register and
   // setup the function in r1.
   void GetBuiltinEntry(Register target, Builtins::JavaScript id);
 
   // Store the function for the given builtin in the target register.
   void GetBuiltinFunction(Register target, Builtins::JavaScript id);
 
   Handle<Object> CodeObject() { return code_object_; }
 
@@ skipping 92 matching lines @@
 
   void Jump(intptr_t target, RelocInfo::Mode rmode, Condition cond = al);
   void Call(intptr_t target, RelocInfo::Mode rmode, Condition cond = al);
 
   // Helper functions for generating invokes.
   void InvokePrologue(const ParameterCount& expected,
                       const ParameterCount& actual,
                       Handle<Code> code_constant,
                       Register code_reg,
                       Label* done,
-                      InvokeFlag flag);
+                      InvokeFlag flag,
+                      PostCallGenerator* post_call_generator = NULL);
 
   // Activation support.
   void EnterFrame(StackFrame::Type type);
   void LeaveFrame(StackFrame::Type type);
 
   void InitializeNewString(Register string,
                            Register length,
                            Heap::RootListIndex map_index,
                            Register scratch1,
                            Register scratch2);
@@ skipping 64 matching lines @@
 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_ARM_MACRO_ASSEMBLER_ARM_H_