| //===- HexagonSchedule.td - Hexagon 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 |
| // |
| //===----------------------------------------------------------------------===// |
| |
| def Hex_FWD : Bypass; |
| def HVX_FWD : Bypass; |
| |
| // Functional Units. |
| def SLOT0 : FuncUnit; |
| def SLOT1 : FuncUnit; |
| def SLOT2 : FuncUnit; |
| def SLOT3 : FuncUnit; |
| // Endloop is a pseudo instruction that is encoded with 2 bits in a packet |
| // rather than taking an execution slot. This special unit is needed |
| // to schedule an ENDLOOP with 4 other instructions. |
| def SLOT_ENDLOOP: FuncUnit; |
| |
| // CVI pipes from the "Hexagon Multimedia Co-Processor Extensions Arch Spec". |
| def CVI_ST : FuncUnit; |
| def CVI_XLANE : FuncUnit; |
| def CVI_SHIFT : FuncUnit; |
| def CVI_MPY0 : FuncUnit; |
| def CVI_MPY1 : FuncUnit; |
| def CVI_LD : FuncUnit; |
| def CVI_ZW : FuncUnit; // Z register write port |
| |
| // Combined functional units. |
| def CVI_XLSHF : FuncUnit; |
| def CVI_MPY01 : FuncUnit; |
| def CVI_ALL : FuncUnit; |
| def CVI_ALL_NOMEM : FuncUnit; |
| |
| // Combined functional unit data. |
| def HexagonComboFuncsV60 : |
| ComboFuncUnits<[ |
| ComboFuncData<CVI_XLSHF , [CVI_XLANE, CVI_SHIFT]>, |
| ComboFuncData<CVI_MPY01 , [CVI_MPY0, CVI_MPY1]>, |
| ComboFuncData<CVI_ALL , [CVI_ST, CVI_XLANE, CVI_SHIFT, |
| CVI_MPY0, CVI_MPY1, CVI_LD]>, |
| ComboFuncData<CVI_ALL_NOMEM, [CVI_XLANE, CVI_SHIFT, CVI_MPY0, CVI_MPY1]> |
| ]>; |
| |
| // Itinerary classes. |
| def PSEUDO : InstrItinClass; |
| def PSEUDOM : InstrItinClass; |
| def DUPLEX : InstrItinClass; |
| def tc_ENDLOOP : InstrItinClass; |
| |
| //===----------------------------------------------------------------------===// |
| // Auto-generated itinerary classes |
| //===----------------------------------------------------------------------===// |
| include "HexagonDepIICScalar.td" |
| include "HexagonDepIICHVX.td" |
| |
| include "HexagonScheduleV5.td" |
| include "HexagonScheduleV55.td" |
| |
| include "HexagonIICScalar.td" |
| include "HexagonIICHVX.td" |
| include "HexagonScheduleV60.td" |
| |
| include "HexagonScheduleV62.td" |
| include "HexagonScheduleV65.td" |
| include "HexagonScheduleV66.td" |
| include "HexagonScheduleV67.td" |
| include "HexagonScheduleV67T.td" |
| include "HexagonScheduleV68.td" |
| include "HexagonScheduleV69.td" |
| include "HexagonScheduleV71.td" |
| include "HexagonScheduleV71T.td" |
| include "HexagonScheduleV73.td" |
