From 6d95a8521f6ebaee61091dbe07c23c8f88a7f52c Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Sun, 23 Sep 2018 19:33:58 +0000
Subject: [X86] Remove unnecessary WriteRotate override. NFCI.

SNB was the last override for ROT(L|R)r(1|i) - they now all use WriteRotate correctly.

llvm-svn: 342848
---
 llvm/lib/Target/X86/X86SchedSandyBridge.td | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

(limited to 'llvm/lib/Target')

diff --git a/llvm/lib/Target/X86/X86SchedSandyBridge.td b/llvm/lib/Target/X86/X86SchedSandyBridge.td
index da42577395b..740a5565162 100644
--- a/llvm/lib/Target/X86/X86SchedSandyBridge.td
+++ b/llvm/lib/Target/X86/X86SchedSandyBridge.td
@@ -136,7 +136,7 @@ defm : X86WriteRes<WriteSHDmri, [SBPort4,SBPort23,SBPort05,SBPort015], 8, [1, 2,
 defm : X86WriteRes<WriteSHDmrcl,[SBPort4,SBPort23,SBPort05,SBPort015], 10, [1, 2, 3, 1], 7>;
 
 defm : SBWriteResPair<WriteShift,  [SBPort05],  1>;
-defm : SBWriteResPair<WriteRotate, [SBPort05],  1>;
+defm : SBWriteResPair<WriteRotate, [SBPort05],  2, [2], 2>;
 
 defm : SBWriteResPair<WriteJump,  [SBPort5],   1>;
 defm : SBWriteResPair<WriteCRC32, [SBPort1],   3, [1], 1, 5>;
@@ -597,9 +597,7 @@ def SBWriteResGroup9 : SchedWriteRes<[SBPort05]> {
   let NumMicroOps = 2;
   let ResourceCycles = [2];
 }
-def: InstRW<[SBWriteResGroup9], (instregex "ROL(8|16|32|64)r(1|i)",
-                                           "ROR(8|16|32|64)r(1|i)",
-                                           "SET(A|BE)r")>;
+def: InstRW<[SBWriteResGroup9], (instregex "SET(A|BE)r")>;
 
 def SBWriteResGroup11 : SchedWriteRes<[SBPort015]> {
   let Latency = 2;
-- 
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