1 files changed, 3 insertions, 14 deletions
diff --git a/llvm/lib/Target/X86/X86SchedSkylakeClient.td b/llvm/lib/Target/X86/X86SchedSkylakeClient.td
index a59d2c459ee..1417799d76b 100644
--- a/llvm/lib/Target/X86/X86SchedSkylakeClient.td
+++ b/llvm/lib/Target/X86/X86SchedSkylakeClient.td
@@ -110,6 +110,9 @@ defm : SKLWriteResPair<WriteADC,    [SKLPort06],   1>; // Integer ALU + flags op
 defm : SKLWriteResPair<WriteIMul,   [SKLPort1],    3>; // Integer multiplication.
 defm : SKLWriteResPair<WriteIMul64, [SKLPort1],    3>; // Integer 64-bit multiplication.
 
+defm : SKLWriteResPair<WriteBSWAP32,[SKLPort15],   1>; //
+defm : SKLWriteResPair<WriteBSWAP64,[SKLPort06, SKLPort15], 2, [1,1], 2>; //
+
 defm : SKLWriteResPair<WriteDiv8,   [SKLPort0, SKLDivider], 25, [1,10], 1, 4>;
 defm : SKLWriteResPair<WriteDiv16,  [SKLPort0, SKLDivider], 25, [1,10], 1, 4>;
 defm : SKLWriteResPair<WriteDiv32,  [SKLPort0, SKLDivider], 25, [1,10], 1, 4>;
@@ -698,20 +701,6 @@ def SKLWriteResGroup21 : SchedWriteRes<[SKLPort237,SKLPort0156]> {
 }
 def: InstRW<[SKLWriteResGroup21], (instrs SFENCE)>;
 
-def SKLWriteResGroup22 : SchedWriteRes<[SKLPort06,SKLPort15]> {
-  let Latency = 2;
-  let NumMicroOps = 2;
-  let ResourceCycles = [1,1];
-}
-def: InstRW<[SKLWriteResGroup22], (instrs BSWAP64r)>;
-
-def SKLWriteResGroup22_1 : SchedWriteRes<[SKLPort15]> {
-  let Latency = 1;
-  let NumMicroOps = 1;
-  let ResourceCycles = [1];
-}
-def: InstRW<[SKLWriteResGroup22_1], (instrs BSWAP32r)>;
-
 def SKLWriteResGroup23 : SchedWriteRes<[SKLPort06,SKLPort0156]> {
   let Latency = 2;
   let NumMicroOps = 2;