Coverage Report

Created: 2019-07-24 05:18

/Users/buildslave/jenkins/workspace/clang-stage2-coverage-R/llvm/lib/Target/PowerPC/PPCMachineScheduler.h
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//===- PPCMachineScheduler.h - Custom PowerPC MI scheduler --*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// Custom PowerPC MI scheduler.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_LIB_TARGET_POWERPC_POWERPCMACHINESCHEDULER_H
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#define LLVM_LIB_TARGET_POWERPC_POWERPCMACHINESCHEDULER_H
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#include "llvm/CodeGen/MachineScheduler.h"
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namespace llvm {
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/// A MachineSchedStrategy implementation for PowerPC pre RA scheduling.
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class PPCPreRASchedStrategy : public GenericScheduler {
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public:
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  PPCPreRASchedStrategy(const MachineSchedContext *C) :
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    GenericScheduler(C) {}
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protected:
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  void tryCandidate(SchedCandidate &Cand, SchedCandidate &TryCand,
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                    SchedBoundary *Zone) const override;
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private:
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  bool biasAddiLoadCandidate(SchedCandidate &Cand,
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                             SchedCandidate &TryCand,
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                             SchedBoundary &Zone) const;
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};
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/// A MachineSchedStrategy implementation for PowerPC post RA scheduling.
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class PPCPostRASchedStrategy : public PostGenericScheduler {
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public:
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  PPCPostRASchedStrategy(const MachineSchedContext *C) :
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    PostGenericScheduler(C) {}
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protected:
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  void initialize(ScheduleDAGMI *Dag) override;
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  SUnit *pickNode(bool &IsTopNode) override;
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  void enterMBB(MachineBasicBlock *MBB) override;
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  void leaveMBB() override;
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};
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} // end namespace llvm
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#endif // LLVM_LIB_TARGET_POWERPC_POWERPCMACHINESCHEDULER_H