Introduce addps/subps/mulps/divps for IA32/X64

src/ia32/disasm-ia32.cc

 // Copyright 2011 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 1024 matching lines @@
             AppendToBuffer("%s", f0mnem);
             data += 2;
           } else if (f0byte == 0x28) {
             data += 2;
             int mod, regop, rm;
             get_modrm(*data, &mod, &regop, &rm);
             AppendToBuffer("movaps %s,%s",
                            NameOfXMMRegister(regop),
                            NameOfXMMRegister(rm));
             data++;
-          } else if (f0byte == 0x54) {
+          } else if (f0byte >= 0x53 && f0byte <= 0x5F) {
+            const char* const pseudo_op[] = {
+              "rcpps",
+              "andps",
+              "andnps",
+              "orps",
+              "xorps",
+              "addps",
+              "mulps",
+              "cvtps2pd",
+              "cvtdq2ps",
+              "subps",
+              "minps",
+              "divps",
+              "maxps",
+            };
+
             data += 2;
             int mod, regop, rm;
             get_modrm(*data, &mod, &regop, &rm);
-            AppendToBuffer("andps %s,%s",
-                           NameOfXMMRegister(regop),
-                           NameOfXMMRegister(rm));
-            data++;
-          } else if (f0byte == 0x56) {
-            data += 2;
-            int mod, regop, rm;
-            get_modrm(*data, &mod, &regop, &rm);
-            AppendToBuffer("orps %s,%s",
-                           NameOfXMMRegister(regop),
-                           NameOfXMMRegister(rm));
-            data++;
-          } else if (f0byte == 0x57) {
-            data += 2;
-            int mod, regop, rm;
-            get_modrm(*data, &mod, &regop, &rm);
-            AppendToBuffer("xorps %s,%s",
-                           NameOfXMMRegister(regop),
-                           NameOfXMMRegister(rm));
-            data++;
+            AppendToBuffer("%s %s,",
+                           pseudo_op[f0byte - 0x53],
+                           NameOfXMMRegister(regop));
+            data += PrintRightXMMOperand(data);
           } else if (f0byte == 0x50) {
             data += 2;
             int mod, regop, rm;
             get_modrm(*data, &mod, &regop, &rm);
             AppendToBuffer("movmskps %s,%s",
                            NameOfCPURegister(regop),
                            NameOfXMMRegister(rm));
             data++;
+          } else if (f0byte== 0xC6) {
+            // shufps xmm, xmm/m128, imm8
+            data += 2;
+            int mod, regop, rm;
+            get_modrm(*data, &mod, &regop, &rm);
+            int8_t imm8 = static_cast<int8_t>(data[1]);
+            AppendToBuffer("shufps %s,%s,%d",
+                            NameOfXMMRegister(rm),
+                            NameOfXMMRegister(regop),
+                            static_cast<int>(imm8));
+            data += 2;
           } else if ((f0byte & 0xF0) == 0x80) {
             data += JumpConditional(data, branch_hint);
           } else if (f0byte == 0xBE || f0byte == 0xBF || f0byte == 0xB6 ||
                      f0byte == 0xB7 || f0byte == 0xAF) {
             data += 2;
             data += PrintOperands(f0mnem, REG_OPER_OP_ORDER, data);
           } else if ((f0byte & 0xF0) == 0x90) {
             data += SetCC(data);
           } else if ((f0byte & 0xF0) == 0x40) {
             data += CMov(data);
@@ skipping 664 matching lines @@
       fprintf(f, "  ");
     }
     fprintf(f, "  %s\n", buffer.start());
   }
 }
 
 
 }  // namespace disasm
 
 #endif  // V8_TARGET_ARCH_IA32