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| author | Vincent Lejeune <vljn@ovi.com> | 2013-05-17 16:49:55 +0000 |
|---|---|---|
| committer | Vincent Lejeune <vljn@ovi.com> | 2013-05-17 16:49:55 +0000 |
| commit | dcfcf1d1ffe72d9c25564a2b8b53763a28648e97 (patch) | |
| tree | 2d1db1057bf5df1bdad0eb116a4e86c7663ad9fc /lib/Target/R600/R600MachineScheduler.cpp | |
| parent | 9a9e936650bb82244f38dbddf6c4e427c2ae49f9 (diff) | |
| download | llvm-dcfcf1d1ffe72d9c25564a2b8b53763a28648e97.tar.gz llvm-dcfcf1d1ffe72d9c25564a2b8b53763a28648e97.tar.bz2 llvm-dcfcf1d1ffe72d9c25564a2b8b53763a28648e97.tar.xz | |
R600: Factorize Fetch size limit inside AMDGPUSubTarget
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182122 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/R600/R600MachineScheduler.cpp')
| -rw-r--r-- | lib/Target/R600/R600MachineScheduler.cpp | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/lib/Target/R600/R600MachineScheduler.cpp b/lib/Target/R600/R600MachineScheduler.cpp index a777142a9e..c6709a8dc3 100644 --- a/lib/Target/R600/R600MachineScheduler.cpp +++ b/lib/Target/R600/R600MachineScheduler.cpp @@ -41,11 +41,7 @@ void R600SchedStrategy::initialize(ScheduleDAGMI *dag) { const AMDGPUSubtarget &ST = DAG->TM.getSubtarget<AMDGPUSubtarget>(); - if (ST.device()->getGeneration() <= AMDGPUDeviceInfo::HD5XXX) { - InstKindLimit[IDFetch] = 7; // 8 minus 1 for security - } else { - InstKindLimit[IDFetch] = 15; // 16 minus 1 for security - } + InstKindLimit[IDFetch] = ST.getTexVTXClauseSize(); } void R600SchedStrategy::MoveUnits(ReadyQueue *QSrc, ReadyQueue *QDst) @@ -67,9 +63,9 @@ SUnit* R600SchedStrategy::pickNode(bool &IsTopNode) { // check if we might want to switch current clause type bool AllowSwitchToAlu = (CurInstKind == IDOther) || - (CurEmitted > InstKindLimit[CurInstKind]) || + (CurEmitted >= InstKindLimit[CurInstKind]) || (Available[CurInstKind]->empty()); - bool AllowSwitchFromAlu = (CurEmitted > InstKindLimit[CurInstKind]) && + bool AllowSwitchFromAlu = (CurEmitted >= InstKindLimit[CurInstKind]) && (!Available[IDFetch]->empty() || !Available[IDOther]->empty()); if ((AllowSwitchToAlu && CurInstKind != IDAlu) || @@ -77,7 +73,7 @@ SUnit* R600SchedStrategy::pickNode(bool &IsTopNode) { // try to pick ALU SU = pickAlu(); if (SU) { - if (CurEmitted > InstKindLimit[IDAlu]) + if (CurEmitted >= InstKindLimit[IDAlu]) CurEmitted = 0; NextInstKind = IDAlu; } |