PPC: Implement VSX instructions

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 766 matching lines @@
   FP64FPU,
   MIPSr1,
   MIPSr2,
   MIPSr6,
   // ARM64
   ALWAYS_ALIGN_CSP,
   // PPC
   FPR_GPR_MOV,
   LWSYNC,
   ISELECT,
+  VSX,
   // S390
   DISTINCT_OPS,
   GENERAL_INSTR_EXT,
   FLOATING_POINT_EXT,
   VECTOR_FACILITY,
 
   NUMBER_OF_CPU_FEATURES,
 
   // ARM feature aliases (based on the standard configurations above).
   VFPv3 = ARMv7,
@@ skipping 528 matching lines @@
 }  // namespace internal
 }  // namespace v8
 
 // Used by js-builtin-reducer to identify whether ReduceArrayIterator() is
 // reducing a JSArray method, or a JSTypedArray method.
 enum class ArrayIteratorKind { kArray, kTypedArray };
 
 namespace i = v8::internal;
 
 #endif  // V8_GLOBALS_H_