[llvm-commits] [llvm] r154874 - /llvm/trunk/lib/Target/X86/X86Subtarget.cpp

[Preston Gurd]

Author: pgurd
Date: Mon Apr 16 17:52:28 2012
New Revision: 154874

URL: http://llvm.org/viewvc/llvm-project?rev=154874&view=rev
Log:
Temporarily turn off anti-dependency checking
during Post RA scheduling in X86,
until the X86 target is changed to properly set up
post RA liveness.


Modified:
    llvm/trunk/lib/Target/X86/X86Subtarget.cpp

Modified: llvm/trunk/lib/Target/X86/X86Subtarget.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/X86/X86Subtarget.cpp?rev=154874&r1=154873&r2=154874&view=diff
==============================================================================
--- llvm/trunk/lib/Target/X86/X86Subtarget.cpp (original)
+++ llvm/trunk/lib/Target/X86/X86Subtarget.cpp Mon Apr 16 17:52:28 2012
@@ -424,7 +424,9 @@
            CodeGenOpt::Level OptLevel,
            TargetSubtargetInfo::AntiDepBreakMode& Mode,
            RegClassVector& CriticalPathRCs) const {
-  Mode = TargetSubtargetInfo::ANTIDEP_CRITICAL;
+  //TODO: change back to ANTIDEP_CRITICAL when the
+  // X86 subtarget properly sets up post RA liveness.
+  Mode = TargetSubtargetInfo::ANTIDEP_NONE;
   CriticalPathRCs.clear();
   return PostRAScheduler && OptLevel >= CodeGenOpt::Default;
 }