[llvm] r320274 - [X86] Tag TLS instructions as system scheduler classes

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Sat Dec  9 16:12:57 2017
New Revision: 320274

URL: http://llvm.org/viewvc/llvm-project?rev=320274&view=rev
Log:
[X86] Tag TLS instructions as system scheduler classes

Modified:
    llvm/trunk/lib/Target/X86/X86InstrCompiler.td

Modified: llvm/trunk/lib/Target/X86/X86InstrCompiler.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86InstrCompiler.td?rev=320274&r1=320273&r2=320274&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86InstrCompiler.td (original)
+++ llvm/trunk/lib/Target/X86/X86InstrCompiler.td Sat Dec  9 16:12:57 2017
@@ -464,6 +464,7 @@ let Defs = [RCX,RDI], isCodeGenOnly = 1
 //===----------------------------------------------------------------------===//
 // Thread Local Storage Instructions
 //
+let SchedRW = [WriteSystem] in {
 
 // ELF TLS Support
 // All calls clobber the non-callee saved registers. ESP is marked as
@@ -529,7 +530,7 @@ def TLSCall_64 : I<0, Pseudo, (outs), (i
                   "# TLSCall_64",
                   [(X86TLSCall addr:$sym)]>,
                   Requires<[In64BitMode]>;
-
+} // SchedRW
 
 //===----------------------------------------------------------------------===//
 // Conditional Move Pseudo Instructions