xref: /freebsd-src/contrib/llvm-project/llvm/lib/Target/AMDGPU/R600Schedule.td (revision 0b57cec536236d46e3dba9bd041533462f33dbb7)
1*0b57cec5SDimitry Andric//===-- R600Schedule.td - R600 Scheduling definitions ------*- tablegen -*-===//
2*0b57cec5SDimitry Andric//
3*0b57cec5SDimitry Andric// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4*0b57cec5SDimitry Andric// See https://llvm.org/LICENSE.txt for license information.
5*0b57cec5SDimitry Andric// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6*0b57cec5SDimitry Andric//
7*0b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
8*0b57cec5SDimitry Andric//
9*0b57cec5SDimitry Andric// R600 has a VLIW architecture.  On pre-cayman cards there are 5 instruction
10*0b57cec5SDimitry Andric// slots ALU.X, ALU.Y, ALU.Z, ALU.W, and TRANS.  For cayman cards, the TRANS
11*0b57cec5SDimitry Andric// slot has been removed.
12*0b57cec5SDimitry Andric//
13*0b57cec5SDimitry Andric//===----------------------------------------------------------------------===//
14*0b57cec5SDimitry Andric
15*0b57cec5SDimitry Andric
16*0b57cec5SDimitry Andricdef ALU_X : FuncUnit;
17*0b57cec5SDimitry Andricdef ALU_Y : FuncUnit;
18*0b57cec5SDimitry Andricdef ALU_Z : FuncUnit;
19*0b57cec5SDimitry Andricdef ALU_W : FuncUnit;
20*0b57cec5SDimitry Andricdef TRANS : FuncUnit;
21*0b57cec5SDimitry Andric
22*0b57cec5SDimitry Andricdef AnyALU : InstrItinClass;
23*0b57cec5SDimitry Andricdef VecALU : InstrItinClass;
24*0b57cec5SDimitry Andricdef TransALU : InstrItinClass;
25*0b57cec5SDimitry Andricdef XALU : InstrItinClass;
26*0b57cec5SDimitry Andric
27*0b57cec5SDimitry Andricdef R600_VLIW5_Itin : ProcessorItineraries <
28*0b57cec5SDimitry Andric  [ALU_X, ALU_Y, ALU_Z, ALU_W, TRANS, ALU_NULL],
29*0b57cec5SDimitry Andric  [],
30*0b57cec5SDimitry Andric  [
31*0b57cec5SDimitry Andric    InstrItinData<AnyALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W, TRANS]>]>,
32*0b57cec5SDimitry Andric    InstrItinData<VecALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W]>]>,
33*0b57cec5SDimitry Andric    InstrItinData<TransALU, [InstrStage<1, [TRANS]>]>,
34*0b57cec5SDimitry Andric    InstrItinData<XALU, [InstrStage<1, [ALU_X]>]>,
35*0b57cec5SDimitry Andric    InstrItinData<NullALU, [InstrStage<1, [ALU_NULL]>]>
36*0b57cec5SDimitry Andric  ]
37*0b57cec5SDimitry Andric>;
38*0b57cec5SDimitry Andric
39*0b57cec5SDimitry Andricdef R600_VLIW4_Itin : ProcessorItineraries <
40*0b57cec5SDimitry Andric  [ALU_X, ALU_Y, ALU_Z, ALU_W, ALU_NULL],
41*0b57cec5SDimitry Andric  [],
42*0b57cec5SDimitry Andric  [
43*0b57cec5SDimitry Andric    InstrItinData<AnyALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W]>]>,
44*0b57cec5SDimitry Andric    InstrItinData<VecALU, [InstrStage<1, [ALU_X, ALU_Y, ALU_Z, ALU_W]>]>,
45*0b57cec5SDimitry Andric    InstrItinData<TransALU, [InstrStage<1, [ALU_NULL]>]>,
46*0b57cec5SDimitry Andric    InstrItinData<NullALU, [InstrStage<1, [ALU_NULL]>]>
47*0b57cec5SDimitry Andric  ]
48*0b57cec5SDimitry Andric>;
49