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| author | Andrew Trick <atrick@apple.com> | 2012-02-01 22:13:57 +0000 |
|---|---|---|
| committer | Andrew Trick <atrick@apple.com> | 2012-02-01 22:13:57 +0000 |
| commit | ee498d3254b86bceb4f441741e9f442990647ce6 (patch) | |
| tree | f2319c428f9e572162a0ca172a573da5ea39bcdf /include/llvm/CodeGen/SchedulerRegistry.h | |
| parent | f18a9a2314542ad3b7a601b86969073519e19b0d (diff) | |
| download | llvm-ee498d3254b86bceb4f441741e9f442990647ce6.tar.gz llvm-ee498d3254b86bceb4f441741e9f442990647ce6.tar.bz2 llvm-ee498d3254b86bceb4f441741e9f442990647ce6.tar.xz | |
VLIW specific scheduler framework that utilizes deterministic finite automaton (DFA).
This new scheduler plugs into the existing selection DAG scheduling framework. It is a top-down critical path scheduler that tracks register pressure and uses a DFA for pipeline modeling.
Patch by Sergei Larin!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149547 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/CodeGen/SchedulerRegistry.h')
| -rw-r--r-- | include/llvm/CodeGen/SchedulerRegistry.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/include/llvm/CodeGen/SchedulerRegistry.h b/include/llvm/CodeGen/SchedulerRegistry.h index 3af6fcfcb6..a582b0c40c 100644 --- a/include/llvm/CodeGen/SchedulerRegistry.h +++ b/include/llvm/CodeGen/SchedulerRegistry.h @@ -42,7 +42,7 @@ public: : MachinePassRegistryNode(N, D, (MachinePassCtor)C) { Registry.Add(this); } ~RegisterScheduler() { Registry.Remove(this); } - + // Accessors. // @@ -92,6 +92,11 @@ ScheduleDAGSDNodes *createILPListDAGScheduler(SelectionDAGISel *IS, ScheduleDAGSDNodes *createFastDAGScheduler(SelectionDAGISel *IS, CodeGenOpt::Level OptLevel); +/// createVLIWDAGScheduler - Scheduler for VLIW targets. This creates top down +/// DFA driven list scheduler with clustering heuristic to control +/// register pressure. +ScheduleDAGSDNodes *createVLIWDAGScheduler(SelectionDAGISel *IS, + CodeGenOpt::Level OptLevel); /// createDefaultScheduler - This creates an instruction scheduler appropriate /// for the target. ScheduleDAGSDNodes *createDefaultScheduler(SelectionDAGISel *IS, |