| //===-- R600Schedule.td - R600 Scheduling definitions ------*- tablegen -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // R600 has a VLIW architecture. On pre-cayman cards there are 5 instruction |
| // slots ALU.X, ALU.Y, ALU.Z, ALU.W, and TRANS. For cayman cards, the TRANS |
| // slot has been removed. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| |
| def ALU_X : FuncUnit; |
| def ALU_Y : FuncUnit; |
| def ALU_Z : FuncUnit; |
| def ALU_W : FuncUnit; |
| def TRANS : FuncUnit; |
| |
| def AnyALU : InstrItinClass; |
| def VecALU : InstrItinClass; |
| def TransALU : InstrItinClass; |
| def XALU : InstrItinClass; |
| |
| def R600_VLIW5_Itin : ProcessorItineraries < |
| [ALU_X, ALU_Y, ALU_Z, ALU_W, TRANS, ALU_NULL], |
| [], |
| [ |
| InstrItinData<AnyALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W, TRANS]>]>, |
| InstrItinData<VecALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W]>]>, |
| InstrItinData<TransALU, [InstrStage<1, [TRANS]>]>, |
| InstrItinData<XALU, [InstrStage<1, [ALU_X]>]>, |
| InstrItinData<NullALU, [InstrStage<1, [ALU_NULL]>]> |
| ] |
| >; |
| |
| def R600_VLIW4_Itin : ProcessorItineraries < |
| [ALU_X, ALU_Y, ALU_Z, ALU_W, ALU_NULL], |
| [], |
| [ |
| InstrItinData<AnyALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W]>]>, |
| InstrItinData<VecALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W]>]>, |
| InstrItinData<TransALU, [InstrStage<1, [ALU_NULL]>]>, |
| InstrItinData<NullALU, [InstrStage<1, [ALU_NULL]>]> |
| ] |
| >; |
