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MIsched: add an ILP window property to machine model.

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This was an experimental option, but needs to be defined
per-target. e.g. PPC A2 needs to aggressively hide latency.

I converted some in-order scheduling tests to A2. Hal is working on
more test cases.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171946 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick
2013-01-09 03:36:49 +00:00
parent 2af949dddd
commit 47579cf390
9 changed files with 51 additions and 27 deletions
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utils/TableGen/SubtargetEmitter.cpp
+1
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@@ -1108,6 +1108,7 @@ void SubtargetEmitter::EmitProcessorModels(raw_ostream &OS) {
EmitProcessorProp(OS, PI->ModelDef, "MinLatency", ',');
EmitProcessorProp(OS, PI->ModelDef, "LoadLatency", ',');
EmitProcessorProp(OS, PI->ModelDef, "HighLatency", ',');
EmitProcessorProp(OS, PI->ModelDef, "ILPWindow", ',');
EmitProcessorProp(OS, PI->ModelDef, "MispredictPenalty", ',');
OS << " " << PI->Index << ", // Processor ID\n";
if (PI->hasInstrSchedModel())