Merge revision 3813 to 3930 from bleeding_edge to partial snapshots branch.

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 661 matching lines @@
         case 0: mnem = "fild_s"; break;
         case 1: mnem = "fisttp_s"; break;
         case 2: mnem = "fist_s"; break;
         case 3: mnem = "fistp_s"; break;
         default: UnimplementedInstruction();
       }
       break;
 
     case 0xDD: switch (regop) {
         case 0: mnem = "fld_d"; break;
+        case 2: mnem = "fstp"; break;
         case 3: mnem = "fstp_d"; break;
         default: UnimplementedInstruction();
       }
       break;
 
     case 0xDF: switch (regop) {
         case 5: mnem = "fild_d"; break;
         case 7: mnem = "fistp_d"; break;
         default: UnimplementedInstruction();
       }
@@ skipping 21 matching lines @@
         case 0xC8:
           mnem = "fxch";
           has_register = true;
           break;
         default:
           switch (modrm_byte) {
             case 0xE0: mnem = "fchs"; break;
             case 0xE1: mnem = "fabs"; break;
             case 0xE4: mnem = "ftst"; break;
             case 0xE8: mnem = "fld1"; break;
+            case 0xEB: mnem = "fldpi"; break;
             case 0xEE: mnem = "fldz"; break;
             case 0xF5: mnem = "fprem1"; break;
             case 0xF7: mnem = "fincstp"; break;
             case 0xF8: mnem = "fprem"; break;
             case 0xFE: mnem = "fsin"; break;
             case 0xFF: mnem = "fcos"; break;
             default: UnimplementedInstruction();
           }
       }
       break;
@@ skipping 274 matching lines @@
           AppendToBuffer(",0x%x", imm);
           data += is_byte ? 1 : 4;
         }
         break;
 
       case 0x80:
         { data++;
           int mod, regop, rm;
           get_modrm(*data, &mod, &regop, &rm);
           const char* mnem = NULL;
-          printf("%d\n", regop);
           switch (regop) {
             case 5:  mnem = "subb"; break;
             case 7:  mnem = "cmpb"; break;
             default: UnimplementedInstruction();
           }
           AppendToBuffer("%s ", mnem);
           data += PrintRightOperand(data);
           int32_t imm = *data;
           AppendToBuffer(",0x%x", imm);
           data++;
@@ skipping 323 matching lines @@
     }
     for (int i = 6 - (pc - prev_pc); i >= 0; i--) {
       fprintf(f, "  ");
     }
     fprintf(f, "  %s\n", buffer.start());
   }
 }
 
 
 }  // namespace disasm