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49 lines
1.6 KiB
49 lines
1.6 KiB
4 months ago
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//===-- R600Schedule.td - R600 Scheduling definitions ------*- tablegen -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// R600 has a VLIW architecture. On pre-cayman cards there are 5 instruction
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// slots ALU.X, ALU.Y, ALU.Z, ALU.W, and TRANS. For cayman cards, the TRANS
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// slot has been removed.
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//
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//===----------------------------------------------------------------------===//
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def ALU_X : FuncUnit;
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def ALU_Y : FuncUnit;
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def ALU_Z : FuncUnit;
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def ALU_W : FuncUnit;
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def TRANS : FuncUnit;
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def AnyALU : InstrItinClass;
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def VecALU : InstrItinClass;
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def TransALU : InstrItinClass;
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def XALU : InstrItinClass;
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def R600_VLIW5_Itin : ProcessorItineraries <
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[ALU_X, ALU_Y, ALU_Z, ALU_W, TRANS, ALU_NULL],
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[],
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[
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InstrItinData<AnyALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W, TRANS]>]>,
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InstrItinData<VecALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W]>]>,
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InstrItinData<TransALU, [InstrStage<1, [TRANS]>]>,
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InstrItinData<XALU, [InstrStage<1, [ALU_X]>]>,
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InstrItinData<NullALU, [InstrStage<1, [ALU_NULL]>]>
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]
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>;
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def R600_VLIW4_Itin : ProcessorItineraries <
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[ALU_X, ALU_Y, ALU_Z, ALU_W, ALU_NULL],
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[],
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[
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InstrItinData<AnyALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W]>]>,
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InstrItinData<VecALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W]>]>,
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InstrItinData<TransALU, [InstrStage<1, [ALU_NULL]>]>,
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InstrItinData<NullALU, [InstrStage<1, [ALU_NULL]>]>
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]
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>;
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