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authorPreston Gurd <preston.gurd@intel.com>2012-04-16 22:52:28 +0000
committerPreston Gurd <preston.gurd@intel.com>2012-04-16 22:52:28 +0000
commitf23293793aaf3a566fd000d734eb7217bb3db974 (patch)
treecacfcaf4f0b7603bb9068b452e29e7dd2ef00185 /lib/Target/X86/X86Subtarget.cpp
parent482f878631124a690ba2ad55586295fdff97a076 (diff)
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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. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154874 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86Subtarget.cpp')
-rw-r--r--lib/Target/X86/X86Subtarget.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/Target/X86/X86Subtarget.cpp b/lib/Target/X86/X86Subtarget.cpp
index 452dd7eba3..ed1a40965a 100644
--- a/lib/Target/X86/X86Subtarget.cpp
+++ b/lib/Target/X86/X86Subtarget.cpp
@@ -424,7 +424,9 @@ bool X86Subtarget::enablePostRAScheduler(
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;
}