Support external arrays in Crankshaft

src/ia32/disasm-ia32.cc

 // Copyright 2007-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1355 matching lines @@
             int mod, regop, rm;
             get_modrm(*data, &mod, &regop, &rm);
             data += PrintRightXMMOperand(data);
             AppendToBuffer(",%s", NameOfXMMRegister(regop));
           } else if (b2 == 0x10) {
             data += 3;
             int mod, regop, rm;
             get_modrm(*data, &mod, &regop, &rm);
             AppendToBuffer("movsd %s,", NameOfXMMRegister(regop));
             data += PrintRightXMMOperand(data);
+          } else  if (b2 == 0x5A) {
+            data += 3;
+            int mod, regop, rm;
+            get_modrm(*data, &mod, &regop, &rm);
+            AppendToBuffer("cvtsd2ss %s,", NameOfXMMRegister(regop));
+            data += PrintRightXMMOperand(data);
           } else {
             const char* mnem = "?";
             switch (b2) {
               case 0x2A: mnem = "cvtsi2sd"; break;
               case 0x2C: mnem = "cvttsd2si"; break;
               case 0x51: mnem = "sqrtsd"; break;
               case 0x58: mnem = "addsd"; break;
               case 0x59: mnem = "mulsd"; break;
               case 0x5C: mnem = "subsd"; break;
               case 0x5E: mnem = "divsd"; break;
@@ skipping 29 matching lines @@
               data += PrintRightXMMOperand(data);
             }
           }
         } else {
           UnimplementedInstruction();
         }
         break;
 
       case 0xF3:
         if (*(data+1) == 0x0F) {
-          if (*(data+2) == 0x2C) {
+          byte b2 = *(data+2);
+          if (b2 == 0x11) {
+            AppendToBuffer("movss ");
+            data += 3;
+            int mod, regop, rm;
+            get_modrm(*data, &mod, &regop, &rm);
+            data += PrintRightXMMOperand(data);
+            AppendToBuffer(",%s", NameOfXMMRegister(regop));
+          } else if (b2 == 0x10) {
+            data += 3;
+            int mod, regop, rm;
+            get_modrm(*data, &mod, &regop, &rm);
+            AppendToBuffer("movss %s,", NameOfXMMRegister(regop));
+            data += PrintRightXMMOperand(data);
+          } else if (b2 == 0x2C) {
             data += 3;
             int mod, regop, rm;
             get_modrm(*data, &mod, &regop, &rm);
             AppendToBuffer("cvttss2si %s,", NameOfCPURegister(regop));
             data += PrintRightXMMOperand(data);
-          } else  if (*(data+2) == 0x5A) {
+          } else if (b2 == 0x5A) {
             data += 3;
             int mod, regop, rm;
             get_modrm(*data, &mod, &regop, &rm);
             AppendToBuffer("cvtss2sd %s,", NameOfXMMRegister(regop));
             data += PrintRightXMMOperand(data);
-          } else  if (*(data+2) == 0x6F) {
+          } else  if (b2 == 0x6F) {
             data += 3;
             int mod, regop, rm;
             get_modrm(*data, &mod, &regop, &rm);
             AppendToBuffer("movdqu %s,", NameOfXMMRegister(regop));
             data += PrintRightXMMOperand(data);
-          } else  if (*(data+2) == 0x7F) {
+          } else  if (b2 == 0x7F) {
             AppendToBuffer("movdqu ");
             data += 3;
             int mod, regop, rm;
             get_modrm(*data, &mod, &regop, &rm);
             data += PrintRightXMMOperand(data);
             AppendToBuffer(",%s", NameOfXMMRegister(regop));
           } else {
             UnimplementedInstruction();
           }
         } else if (*(data+1) == 0xA5) {
@@ skipping 137 matching lines @@
       fprintf(f, "  ");
     }
     fprintf(f, "  %s\n", buffer.start());
   }
 }
 
 
 }  // namespace disasm
 
 #endif  // V8_TARGET_ARCH_IA32