llvm-6502/include/llvm/CodeGen/SchedulerRegistry.h
Dan Gohman ad38b6e4e5 Move the scheduler constructor functions to SchedulerRegistry.h, to
simplify header dependencies for front-ends that just want to choose
a scheduler and don't need all the scheduling machinery declarations.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@59978 91177308-0d34-0410-b5e6-96231b3b80d8
2008-11-24 19:53:21 +00:00

110 lines
4.0 KiB
C++

//===-- llvm/CodeGen/SchedulerRegistry.h ------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains the implementation for instruction scheduler function
// pass registry (RegisterScheduler).
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CODEGENSCHEDULERREGISTRY_H
#define LLVM_CODEGENSCHEDULERREGISTRY_H
#include "llvm/CodeGen/MachinePassRegistry.h"
namespace llvm {
//===----------------------------------------------------------------------===//
///
/// RegisterScheduler class - Track the registration of instruction schedulers.
///
//===----------------------------------------------------------------------===//
class SelectionDAGISel;
class ScheduleDAG;
class SelectionDAG;
class MachineBasicBlock;
class RegisterScheduler : public MachinePassRegistryNode {
public:
typedef ScheduleDAG *(*FunctionPassCtor)(SelectionDAGISel*, SelectionDAG*,
const TargetMachine *,
MachineBasicBlock*, bool);
static MachinePassRegistry Registry;
RegisterScheduler(const char *N, const char *D, FunctionPassCtor C)
: MachinePassRegistryNode(N, D, (MachinePassCtor)C)
{ Registry.Add(this); }
~RegisterScheduler() { Registry.Remove(this); }
// Accessors.
//
RegisterScheduler *getNext() const {
return (RegisterScheduler *)MachinePassRegistryNode::getNext();
}
static RegisterScheduler *getList() {
return (RegisterScheduler *)Registry.getList();
}
static FunctionPassCtor getDefault() {
return (FunctionPassCtor)Registry.getDefault();
}
static void setDefault(FunctionPassCtor C) {
Registry.setDefault((MachinePassCtor)C);
}
static void setListener(MachinePassRegistryListener *L) {
Registry.setListener(L);
}
};
/// createBURRListDAGScheduler - This creates a bottom up register usage
/// reduction list scheduler.
ScheduleDAG* createBURRListDAGScheduler(SelectionDAGISel *IS,
SelectionDAG *DAG,
const TargetMachine *TM,
MachineBasicBlock *BB,
bool Fast);
/// createTDRRListDAGScheduler - This creates a top down register usage
/// reduction list scheduler.
ScheduleDAG* createTDRRListDAGScheduler(SelectionDAGISel *IS,
SelectionDAG *DAG,
const TargetMachine *TM,
MachineBasicBlock *BB,
bool Fast);
/// createTDListDAGScheduler - This creates a top-down list scheduler with
/// a hazard recognizer.
ScheduleDAG* createTDListDAGScheduler(SelectionDAGISel *IS,
SelectionDAG *DAG,
const TargetMachine *TM,
MachineBasicBlock *BB,
bool Fast);
/// createFastDAGScheduler - This creates a "fast" scheduler.
///
ScheduleDAG *createFastDAGScheduler(SelectionDAGISel *IS,
SelectionDAG *DAG,
const TargetMachine *TM,
MachineBasicBlock *BB,
bool Fast);
/// createDefaultScheduler - This creates an instruction scheduler appropriate
/// for the target.
ScheduleDAG* createDefaultScheduler(SelectionDAGISel *IS,
SelectionDAG *DAG,
const TargetMachine *TM,
MachineBasicBlock *BB,
bool Fast);
} // end namespace llvm
#endif