forked from OSchip/llvm-project
750 lines
41 KiB
TableGen
750 lines
41 KiB
TableGen
//=- ARMScheduleA9.td - ARM Cortex-A9 Scheduling Definitions -*- tablegen -*-=//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the itinerary class data for the ARM Cortex A9 processors.
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//
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//===----------------------------------------------------------------------===//
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//
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// Ad-hoc scheduling information derived from pretty vague "Cortex-A9 Technical
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// Reference Manual".
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//
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// Functional units
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def A9_Issue : FuncUnit; // issue
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def A9_Pipe0 : FuncUnit; // pipeline 0
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def A9_Pipe1 : FuncUnit; // pipeline 1
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def A9_LSPipe : FuncUnit; // LS pipe
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def A9_NPipe : FuncUnit; // NEON ALU/MUL pipe
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def A9_DRegsVFP: FuncUnit; // FP register set, VFP side
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def A9_DRegsN : FuncUnit; // FP register set, NEON side
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// Dual issue pipeline represented by A9_Pipe0 | A9_Pipe1
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//
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def CortexA9Itineraries : ProcessorItineraries<
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[A9_NPipe, A9_DRegsN, A9_DRegsVFP, A9_LSPipe, A9_Pipe0, A9_Pipe1, A9_Issue], [
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// VFP and NEON shares the same register file. This means that every VFP
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// instruction should wait for full completion of the consecutive NEON
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// instruction and vice-versa. We model this behavior with two artificial FUs:
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// DRegsVFP and DRegsVFP.
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//
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// Every VFP instruction:
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// - Acquires DRegsVFP resource for 1 cycle
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// - Reserves DRegsN resource for the whole duration (including time to
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// register file writeback!).
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// Every NEON instruction does the same but with FUs swapped.
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//
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// Since the reserved FU cannot be acquired this models precisly "cross-domain"
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// stalls.
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// VFP
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// Issue through integer pipeline, and execute in NEON unit.
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// FP Special Register to Integer Register File Move
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InstrItinData<IIC_fpSTAT , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<2, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>]>,
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//
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// Single-precision FP Unary
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InstrItinData<IIC_fpUNA32 , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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// Extra latency cycles since wbck is 2 cycles
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InstrStage<3, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [1, 1]>,
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//
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// Double-precision FP Unary
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InstrItinData<IIC_fpUNA64 , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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// Extra latency cycles since wbck is 2 cycles
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InstrStage<3, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [1, 1]>,
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//
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// Single-precision FP Compare
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InstrItinData<IIC_fpCMP32 , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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// Extra latency cycles since wbck is 4 cycles
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InstrStage<5, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [1, 1]>,
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//
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// Double-precision FP Compare
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InstrItinData<IIC_fpCMP64 , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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// Extra latency cycles since wbck is 4 cycles
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InstrStage<5, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [1, 1]>,
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//
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// Single to Double FP Convert
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InstrItinData<IIC_fpCVTSD , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<5, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [4, 1]>,
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//
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// Double to Single FP Convert
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InstrItinData<IIC_fpCVTDS , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<5, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [4, 1]>,
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//
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// Single to Half FP Convert
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InstrItinData<IIC_fpCVTSH , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<5, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [4, 1]>,
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//
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// Half to Single FP Convert
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InstrItinData<IIC_fpCVTHS , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<3, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [2, 1]>,
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//
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// Single-Precision FP to Integer Convert
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InstrItinData<IIC_fpCVTSI , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<5, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [4, 1]>,
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//
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// Double-Precision FP to Integer Convert
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InstrItinData<IIC_fpCVTDI , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<5, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [4, 1]>,
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//
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// Integer to Single-Precision FP Convert
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InstrItinData<IIC_fpCVTIS , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<5, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [4, 1]>,
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//
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// Integer to Double-Precision FP Convert
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InstrItinData<IIC_fpCVTID , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<5, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [4, 1]>,
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//
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// Single-precision FP ALU
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InstrItinData<IIC_fpALU32 , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<5, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [4, 1, 1]>,
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//
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// Double-precision FP ALU
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InstrItinData<IIC_fpALU64 , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<5, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [4, 1, 1]>,
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//
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// Single-precision FP Multiply
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InstrItinData<IIC_fpMUL32 , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<6, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [5, 1, 1]>,
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//
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// Double-precision FP Multiply
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InstrItinData<IIC_fpMUL64 , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<7, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<2, [A9_NPipe]>], [6, 1, 1]>,
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//
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// Single-precision FP MAC
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InstrItinData<IIC_fpMAC32 , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<9, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [8, 0, 1, 1]>,
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//
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// Double-precision FP MAC
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InstrItinData<IIC_fpMAC64 , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<10, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<2, [A9_NPipe]>], [9, 0, 1, 1]>,
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//
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// Single-precision FP DIV
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InstrItinData<IIC_fpDIV32 , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<16, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<10, [A9_NPipe]>], [15, 1, 1]>,
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//
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// Double-precision FP DIV
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InstrItinData<IIC_fpDIV64 , [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<26, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<20, [A9_NPipe]>], [25, 1, 1]>,
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//
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// Single-precision FP SQRT
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InstrItinData<IIC_fpSQRT32, [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<18, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<13, [A9_NPipe]>], [17, 1]>,
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//
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// Double-precision FP SQRT
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InstrItinData<IIC_fpSQRT64, [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<33, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<28, [A9_NPipe]>], [32, 1]>,
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//
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// Integer to Single-precision Move
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InstrItinData<IIC_fpMOVIS, [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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// Extra 1 latency cycle since wbck is 2 cycles
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InstrStage<3, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [1, 1]>,
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//
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// Integer to Double-precision Move
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InstrItinData<IIC_fpMOVID, [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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// Extra 1 latency cycle since wbck is 2 cycles
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InstrStage<3, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [1, 1, 1]>,
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//
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// Single-precision to Integer Move
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InstrItinData<IIC_fpMOVSI, [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<2, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [1, 1]>,
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//
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// Double-precision to Integer Move
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InstrItinData<IIC_fpMOVDI, [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<2, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [1, 1, 1]>,
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//
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// Single-precision FP Load
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// use A9_Issue to enforce the 1 load/store per cycle limit
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InstrItinData<IIC_fpLoad32, [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<2, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Issue], 0>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_LSPipe], 0>,
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InstrStage<1, [A9_NPipe]>]>,
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//
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// Double-precision FP Load
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// use A9_Issue to enforce the 1 load/store per cycle limit
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InstrItinData<IIC_fpLoad64, [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<2, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Issue], 0>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_LSPipe], 0>,
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InstrStage<1, [A9_NPipe]>]>,
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//
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// FP Load Multiple
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// use A9_Issue to enforce the 1 load/store per cycle limit
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InstrItinData<IIC_fpLoadm, [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<2, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Issue], 0>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_LSPipe], 0>,
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InstrStage<1, [A9_NPipe]>]>,
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//
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// Single-precision FP Store
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// use A9_Issue to enforce the 1 load/store per cycle limit
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InstrItinData<IIC_fpStore32,[InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<2, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Issue], 0>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_LSPipe], 0>,
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InstrStage<1, [A9_NPipe]>]>,
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//
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// Double-precision FP Store
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// use A9_Issue to enforce the 1 load/store per cycle limit
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InstrItinData<IIC_fpStore64,[InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<2, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Issue], 0>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_LSPipe], 0>,
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InstrStage<1, [A9_NPipe]>]>,
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//
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// FP Store Multiple
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// use A9_Issue to enforce the 1 load/store per cycle limit
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InstrItinData<IIC_fpStorem, [InstrStage<1, [A9_DRegsVFP], 0, Required>,
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InstrStage<2, [A9_DRegsN], 0, Reserved>,
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InstrStage<1, [A9_Issue], 0>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_LSPipe], 0>,
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InstrStage<1, [A9_NPipe]>]>,
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// NEON
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// Issue through integer pipeline, and execute in NEON unit.
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// FIXME: Neon pipeline and LdSt unit are multiplexed.
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// Add some syntactic sugar to model this!
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// VLD1
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// FIXME: We don't model this instruction properly
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InstrItinData<IIC_VLD1, [InstrStage<1, [A9_DRegsN], 0, Required>,
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InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
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InstrStage<1, [A9_Issue], 0>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_LSPipe], 0>,
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InstrStage<1, [A9_NPipe]>]>,
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//
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// VLD2
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// FIXME: We don't model this instruction properly
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InstrItinData<IIC_VLD2, [InstrStage<1, [A9_DRegsN], 0, Required>,
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// Extra latency cycles since wbck is 6 cycles
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InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
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InstrStage<1, [A9_Issue], 0>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_LSPipe], 0>,
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InstrStage<1, [A9_NPipe]>], [2, 2, 1]>,
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//
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// VLD3
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// FIXME: We don't model this instruction properly
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InstrItinData<IIC_VLD3, [InstrStage<1, [A9_DRegsN], 0, Required>,
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// Extra latency cycles since wbck is 6 cycles
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InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
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InstrStage<1, [A9_Issue], 0>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_LSPipe], 0>,
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InstrStage<1, [A9_NPipe]>], [2, 2, 2, 1]>,
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//
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// VLD4
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// FIXME: We don't model this instruction properly
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InstrItinData<IIC_VLD4, [InstrStage<1, [A9_DRegsN], 0, Required>,
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// Extra latency cycles since wbck is 6 cycles
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InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
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InstrStage<1, [A9_Issue], 0>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_LSPipe], 0>,
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InstrStage<1, [A9_NPipe]>], [2, 2, 2, 2, 1]>,
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//
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// VST
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// FIXME: We don't model this instruction properly
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InstrItinData<IIC_VST, [InstrStage<1, [A9_DRegsN], 0, Required>,
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// Extra latency cycles since wbck is 6 cycles
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InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
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InstrStage<1, [A9_Issue], 0>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_LSPipe], 0>,
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InstrStage<1, [A9_NPipe]>]>,
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//
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// Double-register Integer Unary
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InstrItinData<IIC_VUNAiD, [InstrStage<1, [A9_DRegsN], 0, Required>,
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// Extra latency cycles since wbck is 6 cycles
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InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [4, 2]>,
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//
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// Quad-register Integer Unary
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InstrItinData<IIC_VUNAiQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
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// Extra latency cycles since wbck is 6 cycles
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InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [4, 2]>,
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//
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// Double-register Integer Q-Unary
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InstrItinData<IIC_VQUNAiD, [InstrStage<1, [A9_DRegsN], 0, Required>,
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// Extra latency cycles since wbck is 6 cycles
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InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [4, 1]>,
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//
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// Quad-register Integer CountQ-Unary
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InstrItinData<IIC_VQUNAiQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
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// Extra latency cycles since wbck is 6 cycles
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InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<1, [A9_NPipe]>], [4, 1]>,
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//
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// Double-register Integer Binary
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InstrItinData<IIC_VBINiD, [InstrStage<1, [A9_DRegsN], 0, Required>,
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// Extra latency cycles since wbck is 6 cycles
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InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
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|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [3, 2, 2]>,
|
|
//
|
|
// Quad-register Integer Binary
|
|
InstrItinData<IIC_VBINiQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [3, 2, 2]>,
|
|
//
|
|
// Double-register Integer Subtract
|
|
InstrItinData<IIC_VSUBiD, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [3, 2, 1]>,
|
|
//
|
|
// Quad-register Integer Subtract
|
|
InstrItinData<IIC_VSUBiQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [3, 2, 1]>,
|
|
//
|
|
// Double-register Integer Shift
|
|
InstrItinData<IIC_VSHLiD, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [3, 1, 1]>,
|
|
//
|
|
// Quad-register Integer Shift
|
|
InstrItinData<IIC_VSHLiQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [3, 1, 1]>,
|
|
//
|
|
// Double-register Integer Shift (4 cycle)
|
|
InstrItinData<IIC_VSHLi4D, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [4, 1, 1]>,
|
|
//
|
|
// Quad-register Integer Shift (4 cycle)
|
|
InstrItinData<IIC_VSHLi4Q, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [4, 1, 1]>,
|
|
//
|
|
// Double-register Integer Binary (4 cycle)
|
|
InstrItinData<IIC_VBINi4D, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [4, 2, 2]>,
|
|
//
|
|
// Quad-register Integer Binary (4 cycle)
|
|
InstrItinData<IIC_VBINi4Q, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [4, 2, 2]>,
|
|
//
|
|
// Double-register Integer Subtract (4 cycle)
|
|
InstrItinData<IIC_VSUBiD, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [4, 2, 1]>,
|
|
//
|
|
// Quad-register Integer Subtract (4 cycle)
|
|
InstrItinData<IIC_VSUBiQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [4, 2, 1]>,
|
|
|
|
//
|
|
// Double-register Integer Count
|
|
InstrItinData<IIC_VCNTiD, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [3, 2, 2]>,
|
|
//
|
|
// Quad-register Integer Count
|
|
// Result written in N3, but that is relative to the last cycle of multicycle,
|
|
// so we use 4 for those cases
|
|
InstrItinData<IIC_VCNTiQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 7 cycles
|
|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [4, 2, 2]>,
|
|
//
|
|
// Double-register Absolute Difference and Accumulate
|
|
InstrItinData<IIC_VABAD, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [6, 3, 2, 1]>,
|
|
//
|
|
// Quad-register Absolute Difference and Accumulate
|
|
InstrItinData<IIC_VABAQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [6, 3, 2, 1]>,
|
|
//
|
|
// Double-register Integer Pair Add Long
|
|
InstrItinData<IIC_VPALiD, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [6, 3, 1]>,
|
|
//
|
|
// Quad-register Integer Pair Add Long
|
|
InstrItinData<IIC_VPALiQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [6, 3, 1]>,
|
|
|
|
//
|
|
// Double-register Integer Multiply (.8, .16)
|
|
InstrItinData<IIC_VMULi16D, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [6, 2, 2]>,
|
|
//
|
|
// Quad-register Integer Multiply (.8, .16)
|
|
InstrItinData<IIC_VMULi16Q, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 7 cycles
|
|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [7, 2, 2]>,
|
|
|
|
//
|
|
// Double-register Integer Multiply (.32)
|
|
InstrItinData<IIC_VMULi32D, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 7 cycles
|
|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [7, 2, 1]>,
|
|
//
|
|
// Quad-register Integer Multiply (.32)
|
|
InstrItinData<IIC_VMULi32Q, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 9 cycles
|
|
InstrStage<10, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<4, [A9_NPipe]>], [9, 2, 1]>,
|
|
//
|
|
// Double-register Integer Multiply-Accumulate (.8, .16)
|
|
InstrItinData<IIC_VMACi16D, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [6, 3, 2, 2]>,
|
|
//
|
|
// Double-register Integer Multiply-Accumulate (.32)
|
|
InstrItinData<IIC_VMACi32D, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 7 cycles
|
|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [7, 3, 2, 1]>,
|
|
//
|
|
// Quad-register Integer Multiply-Accumulate (.8, .16)
|
|
InstrItinData<IIC_VMACi16Q, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 7 cycles
|
|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [7, 3, 2, 2]>,
|
|
//
|
|
// Quad-register Integer Multiply-Accumulate (.32)
|
|
InstrItinData<IIC_VMACi32Q, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 9 cycles
|
|
InstrStage<10, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<4, [A9_NPipe]>], [9, 3, 2, 1]>,
|
|
//
|
|
// Move Immediate
|
|
InstrItinData<IIC_VMOVImm, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [3]>,
|
|
//
|
|
// Double-register Permute Move
|
|
InstrItinData<IIC_VMOVD, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// FIXME: all latencies are arbitrary, no information is available
|
|
InstrStage<3, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_LSPipe]>], [2, 1]>,
|
|
//
|
|
// Quad-register Permute Move
|
|
// Result written in N2, but that is relative to the last cycle of multicycle,
|
|
// so we use 3 for those cases
|
|
InstrItinData<IIC_VMOVQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// FIXME: all latencies are arbitrary, no information is available
|
|
InstrStage<4, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [3, 1]>,
|
|
//
|
|
// Integer to Single-precision Move
|
|
InstrItinData<IIC_VMOVIS , [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// FIXME: all latencies are arbitrary, no information is available
|
|
InstrStage<3, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [2, 1]>,
|
|
//
|
|
// Integer to Double-precision Move
|
|
InstrItinData<IIC_VMOVID , [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// FIXME: all latencies are arbitrary, no information is available
|
|
InstrStage<3, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [2, 1, 1]>,
|
|
//
|
|
// Single-precision to Integer Move
|
|
InstrItinData<IIC_VMOVSI , [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// FIXME: all latencies are arbitrary, no information is available
|
|
InstrStage<3, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [2, 1]>,
|
|
//
|
|
// Double-precision to Integer Move
|
|
InstrItinData<IIC_VMOVDI , [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// FIXME: all latencies are arbitrary, no information is available
|
|
InstrStage<3, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [2, 2, 1]>,
|
|
//
|
|
// Integer to Lane Move
|
|
InstrItinData<IIC_VMOVISL , [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// FIXME: all latencies are arbitrary, no information is available
|
|
InstrStage<4, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [3, 1, 1]>,
|
|
|
|
//
|
|
// Double-register FP Unary
|
|
InstrItinData<IIC_VUNAD, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [5, 2]>,
|
|
//
|
|
// Quad-register FP Unary
|
|
// Result written in N5, but that is relative to the last cycle of multicycle,
|
|
// so we use 6 for those cases
|
|
InstrItinData<IIC_VUNAQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 7 cycles
|
|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [6, 2]>,
|
|
//
|
|
// Double-register FP Binary
|
|
// FIXME: We're using this itin for many instructions and [2, 2] here is too
|
|
// optimistic.
|
|
InstrItinData<IIC_VBIND, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 7 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [5, 2, 2]>,
|
|
//
|
|
// Quad-register FP Binary
|
|
// Result written in N5, but that is relative to the last cycle of multicycle,
|
|
// so we use 6 for those cases
|
|
// FIXME: We're using this itin for many instructions and [2, 2] here is too
|
|
// optimistic.
|
|
InstrItinData<IIC_VBINQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 8 cycles
|
|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [6, 2, 2]>,
|
|
//
|
|
// Double-register FP Multiple-Accumulate
|
|
InstrItinData<IIC_VMACD, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 7 cycles
|
|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [6, 3, 2, 1]>,
|
|
//
|
|
// Quad-register FP Multiple-Accumulate
|
|
// Result written in N9, but that is relative to the last cycle of multicycle,
|
|
// so we use 10 for those cases
|
|
InstrItinData<IIC_VMACQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 9 cycles
|
|
InstrStage<10, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<4, [A9_NPipe]>], [8, 4, 2, 1]>,
|
|
//
|
|
// Double-register Reciprical Step
|
|
InstrItinData<IIC_VRECSD, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 7 cycles
|
|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [6, 2, 2]>,
|
|
//
|
|
// Quad-register Reciprical Step
|
|
InstrItinData<IIC_VRECSQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 9 cycles
|
|
InstrStage<10, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<4, [A9_NPipe]>], [8, 2, 2]>,
|
|
//
|
|
// Double-register Permute
|
|
InstrItinData<IIC_VPERMD, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 6 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [2, 2, 1, 1]>,
|
|
//
|
|
// Quad-register Permute
|
|
// Result written in N2, but that is relative to the last cycle of multicycle,
|
|
// so we use 3 for those cases
|
|
InstrItinData<IIC_VPERMQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 7 cycles
|
|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [3, 3, 1, 1]>,
|
|
//
|
|
// Quad-register Permute (3 cycle issue)
|
|
// Result written in N2, but that is relative to the last cycle of multicycle,
|
|
// so we use 4 for those cases
|
|
InstrItinData<IIC_VPERMQ3, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 8 cycles
|
|
InstrStage<9, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<3, [A9_LSPipe]>], [4, 4, 1, 1]>,
|
|
|
|
//
|
|
// Double-register VEXT
|
|
InstrItinData<IIC_VEXTD, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 7 cycles
|
|
InstrStage<7, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<1, [A9_NPipe]>], [2, 1, 1]>,
|
|
//
|
|
// Quad-register VEXT
|
|
InstrItinData<IIC_VEXTQ, [InstrStage<1, [A9_DRegsN], 0, Required>,
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// Extra latency cycles since wbck is 9 cycles
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InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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InstrStage<2, [A9_NPipe]>], [3, 1, 1]>,
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//
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// VTB
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InstrItinData<IIC_VTB1, [InstrStage<1, [A9_DRegsN], 0, Required>,
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// Extra latency cycles since wbck is 7 cycles
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|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
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InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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|
InstrStage<2, [A9_NPipe]>], [3, 2, 1]>,
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|
InstrItinData<IIC_VTB2, [InstrStage<2, [A9_DRegsN], 0, Required>,
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|
// Extra latency cycles since wbck is 7 cycles
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|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
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|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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|
InstrStage<2, [A9_NPipe]>], [3, 2, 2, 1]>,
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|
InstrItinData<IIC_VTB3, [InstrStage<2, [A9_DRegsN], 0, Required>,
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|
// Extra latency cycles since wbck is 8 cycles
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|
InstrStage<9, [A9_DRegsVFP], 0, Reserved>,
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|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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|
InstrStage<3, [A9_NPipe]>], [4, 2, 2, 3, 1]>,
|
|
InstrItinData<IIC_VTB4, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 8 cycles
|
|
InstrStage<9, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
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|
InstrStage<3, [A9_NPipe]>], [4, 2, 2, 3, 3, 1]>,
|
|
//
|
|
// VTBX
|
|
InstrItinData<IIC_VTBX1, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 7 cycles
|
|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [3, 1, 2, 1]>,
|
|
InstrItinData<IIC_VTBX2, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 7 cycles
|
|
InstrStage<8, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [3, 1, 2, 2, 1]>,
|
|
InstrItinData<IIC_VTBX3, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 8 cycles
|
|
InstrStage<9, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<3, [A9_NPipe]>], [4, 1, 2, 2, 3, 1]>,
|
|
InstrItinData<IIC_VTBX4, [InstrStage<1, [A9_DRegsN], 0, Required>,
|
|
// Extra latency cycles since wbck is 8 cycles
|
|
InstrStage<9, [A9_DRegsVFP], 0, Reserved>,
|
|
InstrStage<1, [A9_Pipe0, A9_Pipe1]>,
|
|
InstrStage<2, [A9_NPipe]>], [4, 1, 2, 2, 3, 3, 1]>
|
|
]>;
|