MIPS64: Add support for architecture revision 6.

src/mips64/macro-assembler-mips64.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_MIPS_MACRO_ASSEMBLER_MIPS_H_
 #define V8_MIPS_MACRO_ASSEMBLER_MIPS_H_
 
 #include "src/assembler.h"
 #include "src/globals.h"
 #include "src/mips64/assembler-mips64.h"
@@ skipping 588 matching lines @@
   void instr(Register rs, const Operand& rt);                                  \
   void instr(Register rs, Register rt) {                                       \
     instr(rs, Operand(rt));                                                    \
   }                                                                            \
   void instr(Register rs, int32_t j) {                                         \
     instr(rs, Operand(j));                                                     \
   }
 
   DEFINE_INSTRUCTION(Addu);
   DEFINE_INSTRUCTION(Daddu);
+  DEFINE_INSTRUCTION(Ddiv);
   DEFINE_INSTRUCTION(Subu);
   DEFINE_INSTRUCTION(Dsubu);
+  DEFINE_INSTRUCTION(Dmod);
   DEFINE_INSTRUCTION(Mul);
+  DEFINE_INSTRUCTION(Mulh);
   DEFINE_INSTRUCTION(Dmul);
+  DEFINE_INSTRUCTION(Dmulh);
   DEFINE_INSTRUCTION2(Mult);
   DEFINE_INSTRUCTION2(Dmult);
   DEFINE_INSTRUCTION2(Multu);
   DEFINE_INSTRUCTION2(Dmultu);
   DEFINE_INSTRUCTION2(Div);
   DEFINE_INSTRUCTION2(Ddiv);
   DEFINE_INSTRUCTION2(Divu);
   DEFINE_INSTRUCTION2(Ddivu);
 
   DEFINE_INSTRUCTION(And);
@@ skipping 1157 matching lines @@
 #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
 
 } }  // namespace v8::internal
 
 #endif  // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_