llvm-for-llvmta/lib/Target/Hexagon/HexagonScheduleV67.td

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1.6 KiB
TableGen

//=-HexagonScheduleV67.td - HexagonV67 Scheduling Definitions *- tablegen -*-=//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// ScalarItin and HVXItin contain some old itineraries
// still used by a handful of instructions. Hopefully, we will be able
// to get rid of them soon.
def HexagonV67ItinList : DepScalarItinV66, ScalarItin,
DepHVXItinV66, HVXItin, PseudoItin {
list<InstrItinData> ItinList =
!listconcat(DepScalarItinV66_list, ScalarItin_list,
DepHVXItinV66_list, HVXItin_list, PseudoItin_list);
}
def HexagonItinerariesV67 :
ProcessorItineraries<[SLOT0, SLOT1, SLOT2, SLOT3, SLOT_ENDLOOP,
CVI_ST, CVI_XLANE, CVI_SHIFT, CVI_MPY0, CVI_MPY1,
CVI_LD, CVI_XLSHF, CVI_MPY01, CVI_ALL,
CVI_ALL_NOMEM, CVI_ZW],
[Hex_FWD, HVX_FWD],
HexagonV67ItinList.ItinList>;
def HexagonModelV67 : SchedMachineModel {
// Max issue per cycle == bundle width.
let IssueWidth = 4;
let Itineraries = HexagonItinerariesV67;
let LoadLatency = 1;
let CompleteModel = 0;
}
//===----------------------------------------------------------------------===//
// Hexagon V67 Resource Definitions -
//===----------------------------------------------------------------------===//