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

[Chandler Carruth]

On Tue, Apr 17, 2012 at 12:52 AM, Preston Gurd <preston.gurd at intel.com>wrote:

> 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.
>

Missing testcase update?

http://bb.pgr.jp/builders/cmake-llvm-x86_64-linux/builds/1499/steps/test_llvm/logs/LLVM%20%3A%3A%20CodeGen___X86___atom-sched.ll


>
>
> 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;
>  }
>
>
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