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-rw-r--r--llvm/lib/Target/X86/X86ISelLowering.cpp8
1 files changed, 4 insertions, 4 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp
index bbe280851c2..bdbdaf5a3e7 100644
--- a/llvm/lib/Target/X86/X86ISelLowering.cpp
+++ b/llvm/lib/Target/X86/X86ISelLowering.cpp
@@ -167,11 +167,11 @@ X86TargetLowering::X86TargetLowering(X86TargetMachine &TM)
// For 64-bit since we have so many registers use the ILP scheduler, for
// 32-bit code use the register pressure specific scheduling.
- // For 32 bit Atom, use Hybrid (register pressure + latency) scheduling.
- if (Subtarget->is64Bit())
+ // For Atom, always use ILP scheduling.
+ if (Subtarget->isAtom())
+ setSchedulingPreference(Sched::ILP);
+ else if (Subtarget->is64Bit())
setSchedulingPreference(Sched::ILP);
- else if (Subtarget->isAtom())
- setSchedulingPreference(Sched::Hybrid);
else
setSchedulingPreference(Sched::RegPressure);
setStackPointerRegisterToSaveRestore(X86StackPtr);
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