diff options
Diffstat (limited to 'llvm/lib/Target/PowerPC/PPCSubtarget.cpp')
-rw-r--r-- | llvm/lib/Target/PowerPC/PPCSubtarget.cpp | 12 |
1 files changed, 1 insertions, 11 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCSubtarget.cpp b/llvm/lib/Target/PowerPC/PPCSubtarget.cpp index ace37c1f22e..fd3bc2f9021 100644 --- a/llvm/lib/Target/PowerPC/PPCSubtarget.cpp +++ b/llvm/lib/Target/PowerPC/PPCSubtarget.cpp @@ -165,14 +165,7 @@ bool PPCSubtarget::enablePostRAScheduler( CodeGenOpt::Level OptLevel, TargetSubtargetInfo::AntiDepBreakMode& Mode, RegClassVector& CriticalPathRCs) const { - // FIXME: It would be best to use TargetSubtargetInfo::ANTIDEP_ALL here, - // but we can't because we can't reassign the cr registers. There is a - // dependence between the cr register and the RLWINM instruction used - // to extract its value which the anti-dependency breaker can't currently - // see. Maybe we should make a late-expanded pseudo to encode this dependency. - // (the relevant code is in PPCDAGToDAGISel::SelectSETCC) - - Mode = TargetSubtargetInfo::ANTIDEP_CRITICAL; + Mode = TargetSubtargetInfo::ANTIDEP_ALL; CriticalPathRCs.clear(); @@ -181,9 +174,6 @@ bool PPCSubtarget::enablePostRAScheduler( else CriticalPathRCs.push_back(&PPC::GPRCRegClass); - CriticalPathRCs.push_back(&PPC::F8RCRegClass); - CriticalPathRCs.push_back(&PPC::VRRCRegClass); - return OptLevel >= CodeGenOpt::Default; } |