[arm] Clean up the use of UNALIGNED_ACCESSES.

src/globals.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_GLOBALS_H_
 #define V8_GLOBALS_H_
 
 #include <stddef.h>
 #include <stdint.h>
 
@@ skipping 706 matching lines @@
   BMI1,
   BMI2,
   LZCNT,
   POPCNT,
   ATOM,
   // ARM
   VFP3,
   ARMv7,
   ARMv8,
   SUDIV,
-  UNALIGNED_ACCESSES,
   MOVW_MOVT_IMMEDIATE_LOADS,
   VFP32DREGS,
   NEON,
   // MIPS, MIPS64
   FPU,
   FP64FPU,
   MIPSr1,
   MIPSr2,
   MIPSr6,
   // ARM64
   ALWAYS_ALIGN_CSP,
   // PPC
   FPR_GPR_MOV,
   LWSYNC,
   ISELECT,
   // S390
   DISTINCT_OPS,
   GENERAL_INSTR_EXT,
   FLOATING_POINT_EXT,
+  // PPC/S390
+  UNALIGNED_ACCESSES,
+
   NUMBER_OF_CPU_FEATURES
 };
 
 // Defines hints about receiver values based on structural knowledge.
 enum class ConvertReceiverMode : unsigned {
   kNullOrUndefined,     // Guaranteed to be null or undefined.
   kNotNullOrUndefined,  // Guaranteed to never be null or undefined.
   kAny                  // No specific knowledge about receiver.
 };
 
@@ skipping 376 matching lines @@
   return static_cast<uint32_t>(bit_cast<uintptr_t>(address) >>
                                kPointerSizeLog2);
 }
 
 }  // namespace internal
 }  // namespace v8
 
 namespace i = v8::internal;
 
 #endif  // V8_GLOBALS_H_