Security: disable nontemporals.

src/x87/disasm-x87.cc

 // Copyright 2011 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.
 
 #include <assert.h>
 #include <stdarg.h>
 #include <stdio.h>
 
 #include "src/v8.h"
 
@@ skipping 1266 matching lines @@
             if (*data == 0x17) {
               data++;
               int mod, regop, rm;
               get_modrm(*data, &mod, &regop, &rm);
               AppendToBuffer("ptest %s,%s",
                              NameOfXMMRegister(regop),
                              NameOfXMMRegister(rm));
               data++;
             } else if (*data == 0x2A) {
               // movntdqa
-              data++;
-              int mod, regop, rm;
-              get_modrm(*data, &mod, &regop, &rm);
-              AppendToBuffer("movntdqa %s,", NameOfXMMRegister(regop));
-              data += PrintRightOperand(data);
+              UnimplementedInstruction();
             } else {
               UnimplementedInstruction();
             }
           } else if (*data == 0x3A) {
             data++;
             if (*data == 0x0B) {
               data++;
               int mod, regop, rm;
               get_modrm(*data, &mod, &regop, &rm);
               int8_t imm8 = static_cast<int8_t>(data[1]);
@@ skipping 161 matching lines @@
             get_modrm(*data, &mod, &regop, &rm);
             AppendToBuffer("pand %s,%s",
                            NameOfXMMRegister(regop),
                            NameOfXMMRegister(rm));
             data++;
           } else if (*data == 0xE7) {
             data++;
             int mod, regop, rm;
             get_modrm(*data, &mod, &regop, &rm);
             if (mod == 3) {
-              AppendToBuffer("movntdq ");
-              data += PrintRightOperand(data);
-              AppendToBuffer(",%s", NameOfXMMRegister(regop));
+              // movntdq
+              UnimplementedInstruction();
             } else {
               UnimplementedInstruction();
             }
           } else if (*data == 0xEF) {
             data++;
             int mod, regop, rm;
             get_modrm(*data, &mod, &regop, &rm);
             AppendToBuffer("pxor %s,%s",
                            NameOfXMMRegister(regop),
                            NameOfXMMRegister(rm));
@@ skipping 318 matching lines @@
       fprintf(f, "  ");
     }
     fprintf(f, "  %s\n", buffer.start());
   }
 }
 
 
 }  // namespace disasm
 
 #endif  // V8_TARGET_ARCH_X87