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[FreeBSD/FreeBSD.git] / contrib / llvm-project / llvm / lib / Target / Hexagon / HexagonScheduleV66.td
1 //=-HexagonScheduleV66.td - HexagonV66 Scheduling Definitions *- tablegen -*-=//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 //
10 // ScalarItin and HVXItin contain some old itineraries
11 // still used by a handful of instructions. Hopefully, we will be able
12 // to get rid of them soon.
13
14 def HexagonV66ItinList : DepScalarItinV66, ScalarItin,
15                          DepHVXItinV66, HVXItin, PseudoItin {
16   list<InstrItinData> ItinList =
17     !listconcat(DepScalarItinV66_list, ScalarItin_list,
18                 DepHVXItinV66_list, HVXItin_list, PseudoItin_list);
19 }
20
21 def HexagonItinerariesV66 :
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                             HexagonV66ItinList.ItinList>;
28
29 def HexagonModelV66 : SchedMachineModel {
30   // Max issue per cycle == bundle width.
31   let IssueWidth = 4;
32   let Itineraries = HexagonItinerariesV66;
33   let LoadLatency = 1;
34   let CompleteModel = 0;
35 }
36
37 //===----------------------------------------------------------------------===//
38 // Hexagon V66 Resource Definitions -
39 //===----------------------------------------------------------------------===//
40