Revert change 5989, which causes failures in some benchmarks.

src/ia32/disasm-ia32.cc

Index: src/ia32/disasm-ia32.cc
===================================================================
--- src/ia32/disasm-ia32.cc	(revision 5989)
+++ src/ia32/disasm-ia32.cc	(working copy)
@@ -1107,21 +1107,6 @@
             } else {
               UnimplementedInstruction();
             }
-          } else if (*data == 0x3A) {
-            data++;
-            if (*data == 0x16) {
-              data++;
-              int mod, regop, rm;
-              get_modrm(*data, &mod, &regop, &rm);
-              int8_t imm8 = static_cast<int8_t>(data[1]);
-              AppendToBuffer("pextrd %s,%s,%d",
-                             NameOfXMMRegister(regop),
-                             NameOfXMMRegister(rm),
-                             static_cast<int>(imm8));
-              data += 2;
-            } else {
-              UnimplementedInstruction();
-            }
           } else if (*data == 0x2E || *data == 0x2F) {
             const char* mnem = (*data == 0x2E) ? "ucomisd" : "comisd";
             data++;
@@ -1144,14 +1129,6 @@
                            NameOfCPURegister(regop),
                            NameOfXMMRegister(rm));
             data++;
-          } else if (*data == 0x54) {
-            data++;
-            int mod, regop, rm;
-            get_modrm(*data, &mod, &regop, &rm);
-            AppendToBuffer("andpd %s,%s",
-                           NameOfXMMRegister(regop),
-                           NameOfXMMRegister(rm));
-            data++;
           } else if (*data == 0x57) {
             data++;
             int mod, regop, rm;
@@ -1172,25 +1149,6 @@
             get_modrm(*data, &mod, &regop, &rm);
             AppendToBuffer("movdqa %s,", NameOfXMMRegister(regop));
             data += PrintRightOperand(data);
-          } else if (*data == 0x70) {
-            data++;
-            int mod, regop, rm;
-            get_modrm(*data, &mod, &regop, &rm);
-            int8_t imm8 = static_cast<int8_t>(data[1]);
-            AppendToBuffer("pshufd %s,%s,%d",
-                           NameOfXMMRegister(regop),
-                           NameOfXMMRegister(rm),
-                           static_cast<int>(imm8));
-            data += 2;
-          } else if (*data == 0x73) {
-            data++;
-            int mod, regop, rm;
-            get_modrm(*data, &mod, &regop, &rm);
-            int8_t imm8 = static_cast<int8_t>(data[1]);
-            AppendToBuffer("psllq %s,%d",
-                           NameOfXMMRegister(rm),
-                           static_cast<int>(imm8));
-            data += 2;
           } else if (*data == 0x7F) {
             AppendToBuffer("movdqa ");
             data++;
@@ -1198,21 +1156,6 @@
             get_modrm(*data, &mod, &regop, &rm);
             data += PrintRightOperand(data);
             AppendToBuffer(",%s", NameOfXMMRegister(regop));
-          } else if (*data == 0x7E) {
-            data++;
-            int mod, regop, rm;
-            get_modrm(*data, &mod, &regop, &rm);
-            AppendToBuffer("movd ");
-            data += PrintRightOperand(data);
-            AppendToBuffer(",%s", NameOfXMMRegister(regop));
-          } else if (*data == 0xDB) {
-            data++;
-            int mod, regop, rm;
-            get_modrm(*data, &mod, &regop, &rm);
-            AppendToBuffer("pand %s,%s",
-                           NameOfXMMRegister(regop),
-                           NameOfXMMRegister(rm));
-            data++;
           } else if (*data == 0xE7) {
             AppendToBuffer("movntdq ");
             data++;
@@ -1221,13 +1164,38 @@
             data += PrintRightOperand(data);
             AppendToBuffer(",%s", NameOfXMMRegister(regop));
           } else if (*data == 0xEF) {
-            data++;
-            int mod, regop, rm;
-            get_modrm(*data, &mod, &regop, &rm);
-            AppendToBuffer("pxor %s,%s",
-                           NameOfXMMRegister(regop),
-                           NameOfXMMRegister(rm));
-            data++;
+             data++;
+             int mod, regop, rm;
+             get_modrm(*data, &mod, &regop, &rm);
+             AppendToBuffer("pxor %s,%s",
+                            NameOfXMMRegister(regop),
+                            NameOfXMMRegister(rm));
+             data++;
+          } else if (*data == 0xDB) {
+             data++;
+             int mod, regop, rm;
+             get_modrm(*data, &mod, &regop, &rm);
+             AppendToBuffer("pand %s,%s",
+                            NameOfXMMRegister(regop),
+                            NameOfXMMRegister(rm));
+             data++;
+          } else if (*data == 0x73) {
+             data++;
+             int mod, regop, rm;
+             get_modrm(*data, &mod, &regop, &rm);
+             int8_t imm8 = static_cast<int8_t>(data[1]);
+             AppendToBuffer("psllq %s,%d",
+                            NameOfXMMRegister(rm),
+                            static_cast<int>(imm8));
+             data += 2;
+          } else if (*data == 0x54) {
+             data++;
+             int mod, regop, rm;
+             get_modrm(*data, &mod, &regop, &rm);
+             AppendToBuffer("andpd %s,%s",
+                            NameOfXMMRegister(regop),
+                            NameOfXMMRegister(rm));
+             data++;
           } else {
             UnimplementedInstruction();
           }