diff --git a/lib/Target/X86/X86SchedBroadwell.td b/lib/Target/X86/X86SchedBroadwell.td
index 4d39cdf..ca16bc3 100755
--- a/lib/Target/X86/X86SchedBroadwell.td
+++ b/lib/Target/X86/X86SchedBroadwell.td
@@ -211,27 +211,35 @@
 // AES instructions.
 def : WriteRes<WriteAESDecEnc, [BWPort5]> { // Decryption, encryption.
   let Latency = 7;
+  let NumMicroOps = 1;
   let ResourceCycles = [1];
 }
 def : WriteRes<WriteAESDecEncLd, [BWPort5, BWPort23]> {
-  let Latency = 7;
-  let ResourceCycles = [1, 1];
+  let Latency = 12;
+  let NumMicroOps = 2;
+  let ResourceCycles = [1,1];
 }
+
 def : WriteRes<WriteAESIMC, [BWPort5]> { // InvMixColumn.
   let Latency = 14;
+  let NumMicroOps = 2;
   let ResourceCycles = [2];
 }
 def : WriteRes<WriteAESIMCLd, [BWPort5, BWPort23]> {
-  let Latency = 14;
-  let ResourceCycles = [2, 1];
+  let Latency = 19;
+  let NumMicroOps = 3;
+  let ResourceCycles = [2,1];
 }
-def : WriteRes<WriteAESKeyGen, [BWPort0, BWPort5]> { // Key Generation.
-  let Latency = 10;
-  let ResourceCycles = [2, 8];
+
+def : WriteRes<WriteAESKeyGen, [BWPort0, BWPort5, BWPort015]> { // Key Generation.
+  let Latency = 29;
+  let NumMicroOps = 11;
+  let ResourceCycles = [2,7,2];
 }
-def : WriteRes<WriteAESKeyGenLd, [BWPort0, BWPort5, BWPort23]> {
-  let Latency = 10;
-  let ResourceCycles = [2, 7, 1];
+def : WriteRes<WriteAESKeyGenLd, [BWPort0, BWPort5, BWPort23, BWPort015]> {
+  let Latency = 33;
+  let NumMicroOps = 11;
+  let ResourceCycles = [2,7,1,1];
 }
 
 // Carry-less multiplication instructions.
@@ -2148,20 +2156,6 @@
 }
 def: InstRW<[BWWriteResGroup71], (instregex "STD")>;
 
-def BWWriteResGroup72 : SchedWriteRes<[BWPort5]> {
-  let Latency = 7;
-  let NumMicroOps = 1;
-  let ResourceCycles = [1];
-}
-def: InstRW<[BWWriteResGroup72], (instregex "AESDECLASTrr",
-                                            "AESDECrr",
-                                            "AESENCLASTrr",
-                                            "AESENCrr",
-                                            "VAESDECLASTrr",
-                                            "VAESDECrr",
-                                            "VAESENCLASTrr",
-                                            "VAESENCrr")>;
-
 def BWWriteResGroup73 : SchedWriteRes<[BWPort0,BWPort23]> {
   let Latency = 7;
   let NumMicroOps = 2;
@@ -3021,20 +3015,6 @@
 def: InstRW<[BWWriteResGroup133], (instrs LOOPE)>;
 def: InstRW<[BWWriteResGroup133], (instrs LOOPNE)>;
 
-def BWWriteResGroup134 : SchedWriteRes<[BWPort5,BWPort23]> {
-  let Latency = 12;
-  let NumMicroOps = 2;
-  let ResourceCycles = [1,1];
-}
-def: InstRW<[BWWriteResGroup134], (instregex "AESDECLASTrm",
-                                             "AESDECrm",
-                                             "AESENCLASTrm",
-                                             "AESENCrm",
-                                             "VAESDECLASTrm",
-                                             "VAESDECrm",
-                                             "VAESENCLASTrm",
-                                             "VAESENCrm")>;
-
 def BWWriteResGroup135 : SchedWriteRes<[BWPort1,BWPort23]> {
   let Latency = 12;
   let NumMicroOps = 3;
@@ -3083,13 +3063,6 @@
                                              "VSQRTPSr",
                                              "VSQRTSSr")>;
 
-def BWWriteResGroup140 : SchedWriteRes<[BWPort5]> {
-  let Latency = 14;
-  let NumMicroOps = 2;
-  let ResourceCycles = [2];
-}
-def: InstRW<[BWWriteResGroup140], (instregex "(V?)AESIMCrr")>;
-
 def BWWriteResGroup141 : SchedWriteRes<[BWPort0,BWPort1,BWPort23]> {
   let Latency = 14;
   let NumMicroOps = 3;
@@ -3252,13 +3225,6 @@
                                              "VSQRTPSm",
                                              "VSQRTSSm")>;
 
-def BWWriteResGroup162 : SchedWriteRes<[BWPort5,BWPort23]> {
-  let Latency = 19;
-  let NumMicroOps = 3;
-  let ResourceCycles = [2,1];
-}
-def: InstRW<[BWWriteResGroup162], (instregex "(V?)AESIMCrm")>;
-
 def BWWriteResGroup163 : SchedWriteRes<[BWPort0,BWPort1,BWPort5,BWPort23]> {
   let Latency = 19;
   let NumMicroOps = 5;
@@ -3470,13 +3436,6 @@
 }
 def: InstRW<[BWWriteResGroup183_7], (instrs VGATHERQPSrm)>;
 
-def BWWriteResGroup184 : SchedWriteRes<[BWPort0,BWPort5,BWPort015]> {
-  let Latency = 29;
-  let NumMicroOps = 11;
-  let ResourceCycles = [2,7,2];
-}
-def: InstRW<[BWWriteResGroup184], (instregex "(V?)AESKEYGENASSIST128rr")>;
-
 def BWWriteResGroup185 : SchedWriteRes<[BWPort4,BWPort6,BWPort23,BWPort237,BWPort0156]> {
   let Latency = 29;
   let NumMicroOps = 27;
@@ -3498,13 +3457,6 @@
 }
 def: InstRW<[BWWriteResGroup187], (instregex "MMX_EMMS")>;
 
-def BWWriteResGroup188 : SchedWriteRes<[BWPort0,BWPort5,BWPort23,BWPort015]> {
-  let Latency = 33;
-  let NumMicroOps = 11;
-  let ResourceCycles = [2,7,1,1];
-}
-def: InstRW<[BWWriteResGroup188], (instregex "(V?)AESKEYGENASSIST128rm")>;
-
 def BWWriteResGroup189 : SchedWriteRes<[BWPort0,BWPort015]> {
   let Latency = 34;
   let NumMicroOps = 3;
diff --git a/lib/Target/X86/X86SchedHaswell.td b/lib/Target/X86/X86SchedHaswell.td
index fe0f195..ffcd439 100644
--- a/lib/Target/X86/X86SchedHaswell.td
+++ b/lib/Target/X86/X86SchedHaswell.td
@@ -210,29 +210,35 @@
 // AES Instructions.
 def : WriteRes<WriteAESDecEnc, [HWPort5]> {
   let Latency = 7;
+  let NumMicroOps = 1;
   let ResourceCycles = [1];
 }
 def : WriteRes<WriteAESDecEncLd, [HWPort5, HWPort23]> {
-  let Latency = 7;
-  let ResourceCycles = [1, 1];
+  let Latency = 13;
+  let NumMicroOps = 2;
+  let ResourceCycles = [1,1];
 }
 
 def : WriteRes<WriteAESIMC, [HWPort5]> {
   let Latency = 14;
+  let NumMicroOps = 2;
   let ResourceCycles = [2];
 }
 def : WriteRes<WriteAESIMCLd, [HWPort5, HWPort23]> {
-  let Latency = 14;
-  let ResourceCycles = [2, 1];
+  let Latency = 20;
+  let NumMicroOps = 3;
+  let ResourceCycles = [2,1];
 }
 
-def : WriteRes<WriteAESKeyGen, [HWPort0, HWPort5]> {
-  let Latency = 10;
-  let ResourceCycles = [2, 8];
+def : WriteRes<WriteAESKeyGen, [HWPort0,HWPort5,HWPort015]> {
+  let Latency = 29;
+  let NumMicroOps = 11;
+  let ResourceCycles = [2,7,2];
 }
-def : WriteRes<WriteAESKeyGenLd, [HWPort0, HWPort5, HWPort23]> {
-  let Latency = 10;
-  let ResourceCycles = [2, 7, 1];
+def : WriteRes<WriteAESKeyGenLd, [HWPort0,HWPort5,HWPort23,HWPort015]> {
+  let Latency = 34;
+  let NumMicroOps = 11;
+  let ResourceCycles = [2,7,1,1];
 }
 
 // Carry-less multiplication instructions.
@@ -2833,26 +2839,6 @@
 def: InstRW<[HWWriteResGroup109], (instregex "SHLD(16|32|64)mrCL",
                                              "SHRD(16|32|64)mrCL")>;
 
-def HWWriteResGroup110 : SchedWriteRes<[HWPort5]> {
-  let Latency = 7;
-  let NumMicroOps = 1;
-  let ResourceCycles = [1];
-}
-def: InstRW<[HWWriteResGroup110], (instregex "VAESDECLASTrr",
-                                             "VAESDECrr",
-                                             "VAESENCLASTrr",
-                                             "VAESENCrr")>;
-
-def HWWriteResGroup111 : SchedWriteRes<[HWPort5,HWPort23]> {
-  let Latency = 13;
-  let NumMicroOps = 2;
-  let ResourceCycles = [1,1];
-}
-def: InstRW<[HWWriteResGroup111], (instregex "(V?)AESDECLASTrm",
-                                             "(V?)AESDECrm",
-                                             "(V?)AESENCLASTrm",
-                                             "(V?)AESENCrm")>;
-
 def HWWriteResGroup112 : SchedWriteRes<[HWPort0,HWPort5]> {
   let Latency = 7;
   let NumMicroOps = 3;
@@ -3065,13 +3051,6 @@
                                              "VSQRTPSr",
                                              "VSQRTSSr")>;
 
-def HWWriteResGroup137 : SchedWriteRes<[HWPort5]> {
-  let Latency = 14;
-  let NumMicroOps = 2;
-  let ResourceCycles = [2];
-}
-def: InstRW<[HWWriteResGroup137], (instregex "(V?)AESIMCrr")>;
-
 def HWWriteResGroup138 : SchedWriteRes<[HWPort0,HWPort23]> {
   let Latency = 20;
   let NumMicroOps = 2;
@@ -3080,13 +3059,6 @@
 def: InstRW<[HWWriteResGroup138], (instregex "DIVPDrm",
                                              "VSQRTPSm")>;
 
-def HWWriteResGroup139 : SchedWriteRes<[HWPort5,HWPort23]> {
-  let Latency = 20;
-  let NumMicroOps = 3;
-  let ResourceCycles = [2,1];
-}
-def: InstRW<[HWWriteResGroup139], (instregex "(V?)AESIMCrm")>;
-
 def HWWriteResGroup140 : SchedWriteRes<[HWPort0,HWPort1,HWPort5]> {
   let Latency = 14;
   let NumMicroOps = 4;
@@ -3312,20 +3284,6 @@
 def: InstRW<[HWWriteResGroup166], (instregex "DIV_FI16m",
                                              "DIV_FI32m")>;
 
-def HWWriteResGroup167 : SchedWriteRes<[HWPort0,HWPort5,HWPort23,HWPort015]> {
-  let Latency = 34;
-  let NumMicroOps = 11;
-  let ResourceCycles = [2,7,1,1];
-}
-def: InstRW<[HWWriteResGroup167], (instregex "(V?)AESKEYGENASSIST128rm")>;
-
-def HWWriteResGroup168 : SchedWriteRes<[HWPort0,HWPort5,HWPort015]> {
-  let Latency = 29;
-  let NumMicroOps = 11;
-  let ResourceCycles = [2,7,2];
-}
-def: InstRW<[HWWriteResGroup168], (instregex "(V?)AESKEYGENASSIST128rr")>;
-
 def HWWriteResGroup170 : SchedWriteRes<[HWPort5,HWPort6,HWPort23,HWPort06,HWPort0156]> {
   let Latency = 35;
   let NumMicroOps = 23;
diff --git a/lib/Target/X86/X86SchedSandyBridge.td b/lib/Target/X86/X86SchedSandyBridge.td
index 1a8df41..5c6a725 100644
--- a/lib/Target/X86/X86SchedSandyBridge.td
+++ b/lib/Target/X86/X86SchedSandyBridge.td
@@ -1266,16 +1266,6 @@
                                             "(V?)XORPDrm",
                                             "(V?)XORPSrm")>;
 
-def SBWriteResGroup57 : SchedWriteRes<[SBPort5,SBPort015]> {
-  let Latency = 7;
-  let NumMicroOps = 2;
-  let ResourceCycles = [1,1];
-}
-def: InstRW<[SBWriteResGroup57], (instregex "(V?)AESDECLASTrr",
-                                            "(V?)AESDECrr",
-                                            "(V?)AESENCLASTrr",
-                                            "(V?)AESENCrr")>;
-
 def SBWriteResGroup58 : SchedWriteRes<[SBPort23,SBPort05]> {
   let Latency = 7;
   let NumMicroOps = 2;
@@ -1962,13 +1952,6 @@
                                              "(V?)HSUBPDrm",
                                              "(V?)HSUBPSrm")>;
 
-def SBWriteResGroup110 : SchedWriteRes<[SBPort5]> {
-  let Latency = 12;
-  let NumMicroOps = 2;
-  let ResourceCycles = [2];
-}
-def: InstRW<[SBWriteResGroup110], (instregex "(V?)AESIMCrr")>;
-
 def SBWriteResGroup111 : SchedWriteRes<[SBPort0,SBPort23]> {
   let Latency = 12;
   let NumMicroOps = 2;
@@ -2009,16 +1992,6 @@
                                              "SUB_FI16m",
                                              "SUB_FI32m")>;
 
-def SBWriteResGroup115 : SchedWriteRes<[SBPort5,SBPort23,SBPort015]> {
-  let Latency = 13;
-  let NumMicroOps = 3;
-  let ResourceCycles = [1,1,1];
-}
-def: InstRW<[SBWriteResGroup115], (instregex "(V?)AESDECLASTrm",
-                                             "(V?)AESDECrm",
-                                             "(V?)AESENCLASTrm",
-                                             "(V?)AESENCrm")>;
-
 def SBWriteResGroup116 : SchedWriteRes<[SBPort0]> {
   let Latency = 14;
   let NumMicroOps = 1;
@@ -2067,13 +2040,6 @@
 def: InstRW<[SBWriteResGroup121], (instregex "(V?)PCMPISTRIrm",
                                              "(V?)PCMPISTRM128rm")>;
 
-def SBWriteResGroup122 : SchedWriteRes<[SBPort5,SBPort23]> {
-  let Latency = 18;
-  let NumMicroOps = 3;
-  let ResourceCycles = [2,1];
-}
-def: InstRW<[SBWriteResGroup122], (instregex "(V?)AESIMCrm")>;
-
 def SBWriteResGroup123 : SchedWriteRes<[SBPort0,SBPort23]> {
   let Latency = 20;
   let NumMicroOps = 2;
diff --git a/lib/Target/X86/X86SchedSkylakeClient.td b/lib/Target/X86/X86SchedSkylakeClient.td
index 99859e5..6826347 100644
--- a/lib/Target/X86/X86SchedSkylakeClient.td
+++ b/lib/Target/X86/X86SchedSkylakeClient.td
@@ -212,29 +212,37 @@
 }
 
 // AES instructions.
-def : WriteRes<WriteAESDecEnc, [SKLPort5]> { // Decryption, encryption.
-  let Latency = 7;
+def : WriteRes<WriteAESDecEnc, [SKLPort0]> { // Decryption, encryption.
+  let Latency = 4;
+  let NumMicroOps = 1;
   let ResourceCycles = [1];
 }
-def : WriteRes<WriteAESDecEncLd, [SKLPort5, SKLPort23]> {
-  let Latency = 7;
-  let ResourceCycles = [1, 1];
+def : WriteRes<WriteAESDecEncLd, [SKLPort0, SKLPort23]> {
+  let Latency = 10;
+  let NumMicroOps = 2;
+  let ResourceCycles = [1,1];
 }
-def : WriteRes<WriteAESIMC, [SKLPort5]> { // InvMixColumn.
-  let Latency = 14;
+
+def : WriteRes<WriteAESIMC, [SKLPort0]> { // InvMixColumn.
+  let Latency = 8;
+  let NumMicroOps = 2;
   let ResourceCycles = [2];
 }
-def : WriteRes<WriteAESIMCLd, [SKLPort5, SKLPort23]> {
+def : WriteRes<WriteAESIMCLd, [SKLPort0, SKLPort23]> {
   let Latency = 14;
-  let ResourceCycles = [2, 1];
+  let NumMicroOps = 3;
+  let ResourceCycles = [2,1];
 }
-def : WriteRes<WriteAESKeyGen, [SKLPort0, SKLPort5]> { // Key Generation.
-  let Latency = 10;
-  let ResourceCycles = [2, 8];
+
+def : WriteRes<WriteAESKeyGen, [SKLPort0, SKLPort5, SKLPort015]> { // Key Generation.
+  let Latency = 20;
+  let NumMicroOps = 11;
+  let ResourceCycles = [3,6,2];
 }
-def : WriteRes<WriteAESKeyGenLd, [SKLPort0, SKLPort5, SKLPort23]> {
-  let Latency = 10;
-  let ResourceCycles = [2, 7, 1];
+def : WriteRes<WriteAESKeyGenLd, [SKLPort0, SKLPort5, SKLPort23, SKLPort015]> {
+  let Latency = 25;
+  let NumMicroOps = 11;
+  let ResourceCycles = [3,6,1,1];
 }
 
 // Carry-less multiplication instructions.
@@ -1371,11 +1379,7 @@
   let NumMicroOps = 1;
   let ResourceCycles = [1];
 }
-def: InstRW<[SKLWriteResGroup47], (instregex "AESDECLASTrr",
-                                             "AESDECrr",
-                                             "AESENCLASTrr",
-                                             "AESENCrr",
-                                             "MMX_PMADDUBSWrr",
+def: InstRW<[SKLWriteResGroup47], (instregex "MMX_PMADDUBSWrr",
                                              "MMX_PMADDWDirr",
                                              "MMX_PMULHRSWrr",
                                              "MMX_PMULHUWirr",
@@ -1389,10 +1393,6 @@
                                              "RCPSSr",
                                              "RSQRTPSr",
                                              "RSQRTSSr",
-                                             "VAESDECLASTrr",
-                                             "VAESDECrr",
-                                             "VAESENCLASTrr",
-                                             "VAESENCrr",
                                              "VRCPPSYr",
                                              "VRCPPSr",
                                              "VRCPSSr",
@@ -2394,13 +2394,6 @@
 }
 def: InstRW<[SKLWriteResGroup103], (instrs LOOP)>;
 
-def SKLWriteResGroup104 : SchedWriteRes<[SKLPort0]> {
-  let Latency = 8;
-  let NumMicroOps = 2;
-  let ResourceCycles = [2];
-}
-def: InstRW<[SKLWriteResGroup104], (instregex "(V?)AESIMCrr")>;
-
 def SKLWriteResGroup105 : SchedWriteRes<[SKLPort015]> {
   let Latency = 8;
   let NumMicroOps = 2;
@@ -2828,11 +2821,7 @@
   let NumMicroOps = 2;
   let ResourceCycles = [1,1];
 }
-def: InstRW<[SKLWriteResGroup132], (instregex "(V?)AESDECLASTrm",
-                                              "(V?)AESDECrm",
-                                              "(V?)AESENCLASTrm",
-                                              "(V?)AESENCrm",
-                                              "(V?)RCPPSm",
+def: InstRW<[SKLWriteResGroup132], (instregex "(V?)RCPPSm",
                                               "(V?)RSQRTPSm")>;
 
 def SKLWriteResGroup133 : SchedWriteRes<[SKLPort5,SKLPort23]> {
@@ -3232,13 +3221,6 @@
                                               "VDIVPDrr",
                                               "VDIVSDrr")>;
 
-def SKLWriteResGroup167 : SchedWriteRes<[SKLPort0,SKLPort23]> {
-  let Latency = 14;
-  let NumMicroOps = 3;
-  let ResourceCycles = [2,1];
-}
-def: InstRW<[SKLWriteResGroup167], (instregex "(V?)AESIMCrm")>;
-
 def SKLWriteResGroup168 : SchedWriteRes<[SKLPort23,SKLPort015]> {
   let Latency = 14;
   let NumMicroOps = 3;
@@ -3457,13 +3439,6 @@
 }
 def: InstRW<[SKLWriteResGroup193], (instregex "MWAITrr")>;
 
-def SKLWriteResGroup194 : SchedWriteRes<[SKLPort0,SKLPort5,SKLPort015]> {
-  let Latency = 20;
-  let NumMicroOps = 11;
-  let ResourceCycles = [3,6,2];
-}
-def: InstRW<[SKLWriteResGroup194], (instregex "(V?)AESKEYGENASSIST128rr")>;
-
 def SKLWriteResGroup195 : SchedWriteRes<[SKLPort0,SKLPort23]> {
   let Latency = 21;
   let NumMicroOps = 2;
@@ -3558,13 +3533,6 @@
 }
 def: InstRW<[SKLWriteResGroup203], (instregex "(V?)PCMPESTRM128rm")>;
 
-def SKLWriteResGroup204 : SchedWriteRes<[SKLPort0,SKLPort5,SKLPort23,SKLPort015]> {
-  let Latency = 25;
-  let NumMicroOps = 11;
-  let ResourceCycles = [3,6,1,1];
-}
-def: InstRW<[SKLWriteResGroup204], (instregex "(V?)AESKEYGENASSIST128rm")>;
-
 def SKLWriteResGroup205 : SchedWriteRes<[SKLPort0,SKLPort23]> {
   let Latency = 26;
   let NumMicroOps = 2;
diff --git a/lib/Target/X86/X86SchedSkylakeServer.td b/lib/Target/X86/X86SchedSkylakeServer.td
index 9d5e580..7e0a82f 100755
--- a/lib/Target/X86/X86SchedSkylakeServer.td
+++ b/lib/Target/X86/X86SchedSkylakeServer.td
@@ -212,29 +212,37 @@
 }
 
 // AES instructions.
-def : WriteRes<WriteAESDecEnc, [SKXPort5]> { // Decryption, encryption.
-  let Latency = 7;
+def : WriteRes<WriteAESDecEnc, [SKXPort0]> { // Decryption, encryption.
+  let Latency = 4;
+  let NumMicroOps = 1;
   let ResourceCycles = [1];
 }
-def : WriteRes<WriteAESDecEncLd, [SKXPort5, SKXPort23]> {
-  let Latency = 7;
-  let ResourceCycles = [1, 1];
+def : WriteRes<WriteAESDecEncLd, [SKXPort0, SKXPort23]> {
+  let Latency = 10;
+  let NumMicroOps = 2;
+  let ResourceCycles = [1,1];
 }
-def : WriteRes<WriteAESIMC, [SKXPort5]> { // InvMixColumn.
-  let Latency = 14;
+
+def : WriteRes<WriteAESIMC, [SKXPort0]> { // InvMixColumn.
+  let Latency = 8;
+  let NumMicroOps = 2;
   let ResourceCycles = [2];
 }
-def : WriteRes<WriteAESIMCLd, [SKXPort5, SKXPort23]> {
+def : WriteRes<WriteAESIMCLd, [SKXPort0, SKXPort23]> {
   let Latency = 14;
-  let ResourceCycles = [2, 1];
+  let NumMicroOps = 3;
+  let ResourceCycles = [2,1];
 }
-def : WriteRes<WriteAESKeyGen, [SKXPort0, SKXPort5]> { // Key Generation.
-  let Latency = 10;
-  let ResourceCycles = [2, 8];
+
+def : WriteRes<WriteAESKeyGen, [SKXPort0,SKXPort5,SKXPort015]> { // Key Generation.
+  let Latency = 20;
+  let NumMicroOps = 11;
+  let ResourceCycles = [3,6,2];
 }
-def : WriteRes<WriteAESKeyGenLd, [SKXPort0, SKXPort5, SKXPort23]> {
-  let Latency = 10;
-  let ResourceCycles = [2, 7, 1];
+def : WriteRes<WriteAESKeyGenLd, [SKXPort0,SKXPort5,SKXPort23,SKXPort015]> {
+  let Latency = 25;
+  let NumMicroOps = 11;
+  let ResourceCycles = [3,6,1,1];
 }
 
 // Carry-less multiplication instructions.
@@ -2179,11 +2187,7 @@
   let NumMicroOps = 1;
   let ResourceCycles = [1];
 }
-def: InstRW<[SKXWriteResGroup49], (instregex "AESDECLASTrr",
-                                             "AESDECrr",
-                                             "AESENCLASTrr",
-                                             "AESENCrr",
-                                             "MMX_PMADDUBSWrr",
+def: InstRW<[SKXWriteResGroup49], (instregex "MMX_PMADDUBSWrr",
                                              "MMX_PMADDWDirr",
                                              "MMX_PMULHRSWrr",
                                              "MMX_PMULHUWirr",
@@ -2197,10 +2201,6 @@
                                              "RCPSSr",
                                              "RSQRTPSr",
                                              "RSQRTSSr",
-                                             "VAESDECLASTrr",
-                                             "VAESDECrr",
-                                             "VAESENCLASTrr",
-                                             "VAESENCrr",
                                              "VRCP14PDZ128r(b?)(k?)(z?)",
                                              "VRCP14PDZ256r(b?)(k?)(z?)",
                                              "VRCP14PSZ128r(b?)(k?)(z?)",
@@ -3852,13 +3852,6 @@
 }
 def: InstRW<[SKXWriteResGroup114], (instrs VSCATTERDPSZmr)>;
 
-def SKXWriteResGroup115 : SchedWriteRes<[SKXPort0]> {
-  let Latency = 8;
-  let NumMicroOps = 2;
-  let ResourceCycles = [2];
-}
-def: InstRW<[SKXWriteResGroup115], (instregex "(V?)AESIMCrr")>;
-
 def SKXWriteResGroup116 : SchedWriteRes<[SKXPort015]> {
   let Latency = 8;
   let NumMicroOps = 2;
@@ -4702,16 +4695,8 @@
   let NumMicroOps = 2;
   let ResourceCycles = [1,1];
 }
-def: InstRW<[SKXWriteResGroup147], (instregex "AESDECLASTrm",
-                                              "AESDECrm",
-                                              "AESENCLASTrm",
-                                              "AESENCrm",
-                                              "RCPPSm",
+def: InstRW<[SKXWriteResGroup147], (instregex "RCPPSm",
                                               "RSQRTPSm",
-                                              "VAESDECLASTrm",
-                                              "VAESDECrm",
-                                              "VAESENCLASTrm",
-                                              "VAESENCrm",
                                               "VRCP14PDZ128m(b?)(k?)(z?)",
                                               "VRCP14PSZ128m(b?)(k?)(z?)",
                                               "VRCP14SDrm(b?)(k?)(z?)",
@@ -5509,13 +5494,6 @@
                                               "VDIVSDZrr(b?)(_Int)?(k?)(z?)",
                                               "VDIVSDrr")>;
 
-def SKXWriteResGroup185 : SchedWriteRes<[SKXPort0,SKXPort23]> {
-  let Latency = 14;
-  let NumMicroOps = 3;
-  let ResourceCycles = [2,1];
-}
-def: InstRW<[SKXWriteResGroup185], (instregex "(V?)AESIMCrm")>;
-
 def SKXWriteResGroup186 : SchedWriteRes<[SKXPort23,SKXPort015]> {
   let Latency = 14;
   let NumMicroOps = 3;
@@ -5844,13 +5822,6 @@
 }
 def: InstRW<[SKXWriteResGroup220], (instregex "MWAITrr")>;
 
-def SKXWriteResGroup221 : SchedWriteRes<[SKXPort0,SKXPort5,SKXPort015]> {
-  let Latency = 20;
-  let NumMicroOps = 11;
-  let ResourceCycles = [3,6,2];
-}
-def: InstRW<[SKXWriteResGroup221], (instregex "(V?)AESKEYGENASSIST128rr")>;
-
 def SKXWriteResGroup222 : SchedWriteRes<[SKXPort0,SKXPort23]> {
   let Latency = 21;
   let NumMicroOps = 2;
@@ -6007,13 +5978,6 @@
 }
 def: InstRW<[SKXWriteResGroup235], (instregex "(V?)PCMPESTRM128rm")>;
 
-def SKXWriteResGroup236 : SchedWriteRes<[SKXPort0,SKXPort5,SKXPort23,SKXPort015]> {
-  let Latency = 25;
-  let NumMicroOps = 11;
-  let ResourceCycles = [3,6,1,1];
-}
-def: InstRW<[SKXWriteResGroup236], (instregex "(V?)AESKEYGENASSIST128rm")>;
-
 def SKXWriteResGroup237 : SchedWriteRes<[SKXPort0,SKXPort23,SKXPort015]> {
   let Latency = 26;
   let NumMicroOps = 4;