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authorDmitri Gribenko <gribozavr@gmail.com>2013-05-05 00:40:33 +0000
committerDmitri Gribenko <gribozavr@gmail.com>2013-05-05 00:40:33 +0000
commit5c332dbd30d9398ed25b30c3080506f7b8e92290 (patch)
tree66a85762d2b59de508d5c89f88e85887ed4b972b /include/llvm/CodeGen
parent76be9bf67eaa4cb07b690c591a730c0689f5ec77 (diff)
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Add ArrayRef constructor from None, and do the cleanups that this constructor enables
Patch by Robert Wilhelm. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@181138 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/CodeGen')
-rw-r--r--include/llvm/CodeGen/LiveRangeEdit.h3
-rw-r--r--include/llvm/CodeGen/MachineTraceMetrics.h7
2 files changed, 4 insertions, 6 deletions
diff --git a/include/llvm/CodeGen/LiveRangeEdit.h b/include/llvm/CodeGen/LiveRangeEdit.h
index 8a32a3c..e59276f 100644
--- a/include/llvm/CodeGen/LiveRangeEdit.h
+++ b/include/llvm/CodeGen/LiveRangeEdit.h
@@ -196,8 +196,7 @@ public:
/// allocator. These registers should not be split into new intervals
/// as currently those new intervals are not guaranteed to spill.
void eliminateDeadDefs(SmallVectorImpl<MachineInstr*> &Dead,
- ArrayRef<unsigned> RegsBeingSpilled
- = ArrayRef<unsigned>());
+ ArrayRef<unsigned> RegsBeingSpilled = None);
/// calculateRegClassAndHint - Recompute register class and hint for each new
/// register.
diff --git a/include/llvm/CodeGen/MachineTraceMetrics.h b/include/llvm/CodeGen/MachineTraceMetrics.h
index 4e087fc..9794707 100644
--- a/include/llvm/CodeGen/MachineTraceMetrics.h
+++ b/include/llvm/CodeGen/MachineTraceMetrics.h
@@ -263,10 +263,9 @@ public:
/// trace. Likewise, extra resources required by the specified scheduling
/// classes are included. For the caller to account for extra machine
/// instructions, it must first resolve each instruction's scheduling class.
- unsigned getResourceLength(ArrayRef<const MachineBasicBlock*> Extrablocks =
- ArrayRef<const MachineBasicBlock*>(),
- ArrayRef<const MCSchedClassDesc*> ExtraInstrs =
- ArrayRef<const MCSchedClassDesc*>()) const;
+ unsigned getResourceLength(
+ ArrayRef<const MachineBasicBlock*> Extrablocks = None,
+ ArrayRef<const MCSchedClassDesc*> ExtraInstrs = None) const;
/// Return the length of the (data dependency) critical path through the
/// trace.