xref: /freebsd/contrib/llvm-project/llvm/lib/Target/Hexagon/HexagonScheduleV69.td (revision 3c4ba5f55438f7afd4f4b0b56f88f2bb505fd6a6)
1//=-HexagonScheduleV69.td - HexagonV69 Scheduling Definitions *- tablegen -*-=//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10//
11// ScalarItin and HVXItin contain some old itineraries
12// still used by a handful of instructions. Hopefully, we will be able
13// to get rid of them soon.
14def HexagonV69ItinList : DepScalarItinV69, ScalarItin,
15                         DepHVXItinV69, HVXItin, PseudoItin {
16  list<InstrItinData> ItinList =
17    !listconcat(DepScalarItinV69_list, ScalarItin_list,
18                DepHVXItinV69_list, HVXItin_list, PseudoItin_list);
19}
20
21def HexagonItinerariesV69 :
22      ProcessorItineraries<[SLOT0, SLOT1, SLOT2, SLOT3, SLOT_ENDLOOP,
23                            CVI_ST, CVI_XLANE, CVI_SHIFT, CVI_MPY0, CVI_MPY1,
24                            CVI_LD, CVI_XLSHF, CVI_MPY01, CVI_ALL,
25                            CVI_ALL_NOMEM, CVI_ZW],
26                            [Hex_FWD, HVX_FWD],
27                            HexagonV69ItinList.ItinList>;
28
29def HexagonModelV69 : SchedMachineModel {
30  // Max issue per cycle == bundle width.
31  let IssueWidth = 4;
32  let Itineraries = HexagonItinerariesV69;
33  let LoadLatency = 1;
34  let CompleteModel = 0;
35}
36
37//===----------------------------------------------------------------------===//
38// Hexagon V69 Resource Definitions -
39//===----------------------------------------------------------------------===//
40
41