[arm64] cleanup heap numbers detection

src/arm64/macro-assembler-arm64.h

 // Copyright 2013 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_ARM64_MACRO_ASSEMBLER_ARM64_H_
 #define V8_ARM64_MACRO_ASSEMBLER_ARM64_H_
 
 #include <vector>
 
 #include "src/globals.h"
@@ skipping 928 matching lines @@
   // Abort execution if argument is not a name, enabled via --debug-code.
   void AssertName(Register object);
 
   // Abort execution if argument is not undefined or an AllocationSite, enabled
   // via --debug-code.
   void AssertUndefinedOrAllocationSite(Register object, Register scratch);
 
   // Abort execution if argument is not a string, enabled via --debug-code.
   void AssertString(Register object);
 
-  void JumpForHeapNumber(Register object,
-                         Register heap_number_map,
-                         Label* on_heap_number,
-                         Label* on_not_heap_number = NULL);
-  void JumpIfHeapNumber(Register object,
-                        Label* on_heap_number,
-                        Register heap_number_map = NoReg);
-  void JumpIfNotHeapNumber(Register object,
-                           Label* on_not_heap_number,
-                           Register heap_number_map = NoReg);
+  void JumpIfHeapNumber(Register object, Label* on_heap_number,
+                        SmiCheckType smi_check_type = DONT_DO_SMI_CHECK);
+  void JumpIfNotHeapNumber(Register object, Label* on_not_heap_number,
+                           SmiCheckType smi_check_type = DONT_DO_SMI_CHECK);
 
   // Sets the vs flag if the input is -0.0.
   void TestForMinusZero(DoubleRegister input);
 
   // Jump to label if the input double register contains -0.0.
   void JumpIfMinusZero(DoubleRegister input, Label* on_negative_zero);
 
   // Jump to label if the input integer register contains the double precision
   // floating point representation of -0.0.
   void JumpIfMinusZero(Register input, Label* on_negative_zero);
@@ skipping 472 matching lines @@
 
   // Compare instance type in a map.  map contains a valid map object whose
   // object type should be compared with the given type.  This both
   // sets the flags and leaves the object type in the type_reg register.
   void CompareInstanceType(Register map,
                            Register type_reg,
                            InstanceType type);
 
   // Compare an object's map with the specified map. Condition flags are set
   // with result of map compare.
-  void CompareMap(Register obj,
-                  Register scratch,
-                  Handle<Map> map);
+  void CompareObjectMap(Register obj, Heap::RootListIndex index);
+
+  // Compare an object's map with the specified map. Condition flags are set
+  // with result of map compare.
+  void CompareObjectMap(Register obj, Register scratch, Handle<Map> map);
 
   // As above, but the map of the object is already loaded into the register
   // which is preserved by the code generated.
   void CompareMap(Register obj_map,
                   Handle<Map> map);
 
   // Check if the map of an object is equal to a specified map and branch to
   // label if not. Skip the smi check if not required (object is known to be a
   // heap object). If mode is ALLOW_ELEMENT_TRANSITION_MAPS, then also match
   // against maps that are ElementsKind transition maps of the specified map.
@@ skipping 868 matching lines @@
 #error "Unsupported option"
 #define CODE_COVERAGE_STRINGIFY(x) #x
 #define CODE_COVERAGE_TOSTRING(x) CODE_COVERAGE_STRINGIFY(x)
 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 #endif  // V8_ARM64_MACRO_ASSEMBLER_ARM64_H_