Allow the aggressive anti-dep breaker to process the same region multiple times. This is necessary because new anti-dependencies are exposed when "current" ones are broken.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@85166 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/llvm/CodeGen/AntiDepBreaker.h b/include/llvm/CodeGen/AntiDepBreaker.h
index af45eb9..dac7000 100644
--- a/include/llvm/CodeGen/AntiDepBreaker.h
+++ b/include/llvm/CodeGen/AntiDepBreaker.h
@@ -31,6 +31,10 @@
public:
virtual ~AntiDepBreaker();
+ /// GetMaxTrials - Return the maximum number of anti-dependence
+ /// breaking attempts that will be made for a block.
+ virtual unsigned GetMaxTrials() =0;
+
/// Start - Initialize anti-dep breaking for a new basic block.
virtual void StartBlock(MachineBasicBlock *BB) =0;