Alkis Evlogimenos 70619fae28 Change the way we choose a free register: instead of picking the first ...

free allocatable register, we prefer the a free one with the most uses
of inactive intervals.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@16148 91177308-0d34-0410-b5e6-96231b3b80d8

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..

InstrSched

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ModuloScheduling

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SelectionDAG

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AsmPrinter.cpp

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BranchFolding.cpp

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IntrinsicLowering.cpp

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LiveInterval.cpp

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LiveInterval.h

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LiveIntervalAnalysis.cpp

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LiveIntervalAnalysis.h

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LiveVariables.cpp

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MachineBasicBlock.cpp

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MachineCodeEmitter.cpp

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MachineFunction.cpp

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MachineInstr.cpp

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Makefile

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Passes.cpp

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PHIElimination.cpp

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PhysRegTracker.h

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PrologEpilogInserter.cpp

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RegAllocIterativeScan.cpp

Change the way we choose a free register: instead of picking the first

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RegAllocLinearScan.cpp

Change the way we choose a free register: instead of picking the first

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RegAllocLocal.cpp

Changes For Bug 352

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RegAllocSimple.cpp

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TwoAddressInstructionPass.cpp

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UnreachableBlockElim.cpp

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VirtRegMap.cpp

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VirtRegMap.h

Changes For Bug 352

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