1//===-- R600Schedule.td - R600 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// R600 has a VLIW architecture. On pre-cayman cards there are 5 instruction 11// slots ALU.X, ALU.Y, ALU.Z, ALU.W, and TRANS. For cayman cards, the TRANS 12// slot has been removed. 13// 14//===----------------------------------------------------------------------===// 15 16 17def ALU_X : FuncUnit; 18def ALU_Y : FuncUnit; 19def ALU_Z : FuncUnit; 20def ALU_W : FuncUnit; 21def TRANS : FuncUnit; 22 23def AnyALU : InstrItinClass; 24def VecALU : InstrItinClass; 25def TransALU : InstrItinClass; 26def XALU : InstrItinClass; 27 28def R600_VLIW5_Itin : ProcessorItineraries < 29 [ALU_X, ALU_Y, ALU_Z, ALU_W, TRANS, ALU_NULL], 30 [], 31 [ 32 InstrItinData<AnyALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W, TRANS]>]>, 33 InstrItinData<VecALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W]>]>, 34 InstrItinData<TransALU, [InstrStage<1, [TRANS]>]>, 35 InstrItinData<XALU, [InstrStage<1, [ALU_X]>]>, 36 InstrItinData<NullALU, [InstrStage<1, [ALU_NULL]>]> 37 ] 38>; 39 40def R600_VLIW4_Itin : ProcessorItineraries < 41 [ALU_X, ALU_Y, ALU_Z, ALU_W, ALU_NULL], 42 [], 43 [ 44 InstrItinData<AnyALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W]>]>, 45 InstrItinData<VecALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W]>]>, 46 InstrItinData<TransALU, [InstrStage<1, [ALU_NULL]>]>, 47 InstrItinData<NullALU, [InstrStage<1, [ALU_NULL]>]> 48 ] 49>; 50