//===--- PPCScheduleP10.td - P10 Scheduling Definitions -*- tablegen -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// Automatically generated file, do not edit!
//
// This file defines the resources required by P10 instructions.
//===----------------------------------------------------------------------===//
// Modeling pipeline forwarding logic.
def P10BR_Read : SchedRead;
def P10DF_Read : SchedRead;
def P10DV_Read : SchedRead;
def P10DX_Read : SchedRead;
def P10F2_Read : SchedRead;
def P10FX_Read : SchedRead;
def P10LD_Read : SchedRead;
def P10MU_Read : SchedRead;
def P10PM_Read : SchedRead;
def P10ST_Read : SchedRead;
def P10SX_Read : SchedRead;
def P10vMU_Read : SchedRead;
def P10Model : SchedMachineModel {
let IssueWidth = 8;
// TODO - Need to be updated according to P10 UM.
let MicroOpBufferSize = 44;
// TODO - tune this on real HW once it arrives. For now, we will use the same
// value as we do on P9.
let LoopMicroOpBufferSize = 60;
let CompleteModel = 1;
// Do not support SPE (Signal Procesing Engine) on Power 10.
let UnsupportedFeatures = [HasSPE, IsE500, IsBookE, IsISAFuture];
}
let SchedModel = P10Model in {
// ***************** Processor Resources *****************
// Pipeline Groups
def P10_BF : ProcResource<4>; // Four Binary Floating Point pipelines.
def P10_BR : ProcResource<2>; // Two Branch pipelines.
def P10_CY : ProcResource<4>; // Four Crypto pipelines.
def P10_DF : ProcResource<1>; // One Decimal Floating Point pipelines.
def P10_DV : ProcResource<2>; // Two Fixed-point divide (DIV) pipelines.
def P10_DX : ProcResource<2>; // Two 128-bit fixed-point and BCD pipelines.
def P10_FX : ProcResource<4>; // Four ALU pipelines.
def P10_LD : ProcResource<2>; // Two Load pipelines.
def P10_MM : ProcResource<2>; // Two 512-bit SIMD matrix multiply engine pipelines.
def P10_PM : ProcResource<4>; // Four 128-bit permute (PM) pipelines.
def P10_ST : ProcResource<2>; // Two ST-D pipelines.
def P10_SX : ProcResource<2>; // Two Simple Fixed-point (SFX) pipelines.
// Dispatch Groups
// Dispatch to any slots
def P10_ANY_SLOT : ProcResource<8>;
let Super = P10_ANY_SLOT in {
// Dispatch to even slots
def P10_EVEN_SLOT : ProcResource<4>;
// Dispatch to odd slots
def P10_ODD_SLOT : ProcResource<4>;
}
// Dispatch Rules
let NumMicroOps = 0, Latency = 1 in {
// Dispatch Rule '-'
def P10W_DISP_ANY : SchedWriteRes<[P10_ANY_SLOT]>;
// Dispatch Rule '-', even slot
def P10W_DISP_EVEN : SchedWriteRes<[P10_EVEN_SLOT]>;
// Dispatch Rule 'P'
def P10W_DISP_PAIR : SchedWriteRes<[P10_EVEN_SLOT, P10_ODD_SLOT]>;
}
// ***************** SchedWriteRes Definitions *****************
// A BF pipeline may take from 7 to 36 cycles to complete.
// Some BF operations may keep the pipeline busy for up to 10 cycles.
def P10W_BF_7C : SchedWriteRes<[P10_BF]> {
let Latency = 7;
}
def P10W_BF_22C : SchedWriteRes<[P10_BF]> {
let ResourceCycles = [ 5 ];
let Latency = 22;
}
def P10W_BF_24C : SchedWriteRes<[P10_BF]> {
let ResourceCycles = [ 8 ];
let Latency = 24;
}
def P10W_BF_26C : SchedWriteRes<[P10_BF]> {
let ResourceCycles = [ 5 ];
let Latency = 26;
}
def P10W_BF_27C : SchedWriteRes<[P10_BF]> {
let ResourceCycles = [ 7 ];
let Latency = 27;
}
def P10W_BF_36C : SchedWriteRes<[P10_BF]> {
let ResourceCycles = [ 10 ];
let Latency = 36;
}
// A BR pipeline may take 2 cycles to complete.
def P10W_BR_2C : SchedWriteRes<[P10_BR]> {
let Latency = 2;
}
// A CY pipeline may take 7 cycles to complete.
def P10W_CY_7C : SchedWriteRes<[P10_CY]> {
let Latency = 7;
}
// A DF pipeline may take from 13 to 174 cycles to complete.
// Some DF operations may keep the pipeline busy for up to 67 cycles.
def P10W_DF_13C : SchedWriteRes<[P10_DF]> {
let Latency = 13;
}
def P10W_DF_24C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 16 ];
let Latency = 24;
}
def P10W_DF_25C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 17 ];
let Latency = 25;
}
def P10W_DF_26C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 18 ];
let Latency = 26;
}
def P10W_DF_32C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 22 ];
let Latency = 32;
}
def P10W_DF_33C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 25 ];
let Latency = 33;
}
def P10W_DF_34C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 25 ];
let Latency = 34;
}
def P10W_DF_38C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 30 ];
let Latency = 38;
}
def P10W_DF_40C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 17 ];
let Latency = 40;
}
def P10W_DF_43C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 34 ];
let Latency = 43;
}
def P10W_DF_59C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 49 ];
let Latency = 59;
}
def P10W_DF_61C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 12 ];
let Latency = 61;
}
def P10W_DF_68C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 15 ];
let Latency = 68;
}
def P10W_DF_77C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 67 ];
let Latency = 77;
}
def P10W_DF_87C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 12 ];
let Latency = 87;
}
def P10W_DF_100C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 32 ];
let Latency = 100;
}
def P10W_DF_174C : SchedWriteRes<[P10_DF]> {
let ResourceCycles = [ 33 ];
let Latency = 174;
}
// A DV pipeline may take from 20 to 83 cycles to complete.
// Some DV operations may keep the pipeline busy for up to 33 cycles.
def P10W_DV_20C : SchedWriteRes<[P10_DV]> {
let ResourceCycles = [ 10 ];
let Latency = 20;
}
def P10W_DV_25C : SchedWriteRes<[P10_DV]> {
let ResourceCycles = [ 10 ];
let Latency = 25;
}
def P10W_DV_27C : SchedWriteRes<[P10_DV]> {
let ResourceCycles = [ 10 ];
let Latency = 27;
}
def P10W_DV_41C : SchedWriteRes<[P10_DV]> {
let ResourceCycles = [ 10 ];
let Latency = 41;
}
def P10W_DV_43C : SchedWriteRes<[P10_DV]> {
let ResourceCycles = [ 21 ];
let Latency = 43;
}
def P10W_DV_47C : SchedWriteRes<[P10_DV]> {
let ResourceCycles = [ 21 ];
let Latency = 47;
}
def P10W_DV_54C : SchedWriteRes<[P10_DV]> {
let ResourceCycles = [ 33 ];
let Latency = 54;
}
def P10W_DV_60C : SchedWriteRes<[P10_DV]> {
let ResourceCycles = [ 33 ];
let Latency = 60;
}
def P10W_DV_75C : SchedWriteRes<[P10_DV]> {
let ResourceCycles = [ 21 ];
let Latency = 75;
}
def P10W_DV_83C : SchedWriteRes<[P10_DV]> {
let ResourceCycles = [ 33 ];
let Latency = 83;
}
// A DX pipeline may take 5 cycles to complete.
def P10W_DX_5C : SchedWriteRes<[P10_DX]> {
let Latency = 5;
}
// A F2 pipeline may take 4 cycles to complete.
def P10W_F2_4C : SchedWriteRes<[P10_FX]> {
let Latency = 4;
}
// A FX pipeline may take from 2 to 3 cycles to complete.
def P10W_FX_2C : SchedWriteRes<[P10_FX]> {
let Latency = 2;
}
def P10W_FX_3C : SchedWriteRes<[P10_FX]> {
let Latency = 3;
}
// A LD pipeline may take 6 cycles to complete.
def P10W_LD_6C : SchedWriteRes<[P10_LD]> {
let Latency = 6;
}
// A MF pipeline may take 13 cycles to complete.
def P10W_MF_13C : SchedWriteRes<[P10_SX]> {
let Latency = 13;
}
// A MFL pipeline may take 13 cycles to complete.
def P10W_MFL_13C : SchedWriteRes<[P10_SX]> {
let Latency = 13;
}
// A MM pipeline may take 10 cycles to complete.
def P10W_MM_10C : SchedWriteRes<[P10_MM]> {
let Latency = 10;
}
// A MU pipeline may take 5 cycles to complete.
def P10W_MU_5C : SchedWriteRes<[P10_BF]> {
let Latency = 5;
}
// A PM pipeline may take 4 cycles to complete.
def P10W_PM_4C : SchedWriteRes<[P10_PM]> {
let Latency = 4;
}
// A ST pipeline may take 3 cycles to complete.
def P10W_ST_3C : SchedWriteRes<[P10_ST]> {
let Latency = 3;
}
// A SX pipeline may take from 0 to 3 cycles to complete.
def P10W_SX : SchedWriteRes<[P10_SX]> {
let Latency = 0;
}
def P10W_SX_3C : SchedWriteRes<[P10_SX]> {
let Latency = 3;
}
// A vMU pipeline may take 7 cycles to complete.
def P10W_vMU_7C : SchedWriteRes<[P10_BF]> {
let Latency = 7;
}
// ***************** Read Advance Definitions *****************
// Modeling pipeline forwarding logic.
def P10BF_Read_1C : SchedReadAdvance<1, [P10W_DX_5C, P10W_MU_5C, P10W_vMU_7C, P10W_CY_7C, P10W_DF_13C, P10W_MM_10C]>;
def P10BF_Read_2C : SchedReadAdvance<2, [P10W_BF_7C]>;
def P10BR_Read_1C : SchedReadAdvance<1, [P10W_FX_3C, P10W_F2_4C]>;
def P10CY_Read_1C : SchedReadAdvance<1, [P10W_DX_5C, P10W_MU_5C, P10W_vMU_7C, P10W_BF_7C, P10W_DF_13C, P10W_MM_10C]>;
def P10CY_Read_3C : SchedReadAdvance<3, [P10W_CY_7C]>;
def P10DF_Read_1C : SchedReadAdvance<1, [P10W_DX_5C, P10W_MU_5C, P10W_vMU_7C, P10W_BF_7C, P10W_CY_7C, P10W_DF_13C, P10W_MM_10C]>;
def P10DV_Read_1C : SchedReadAdvance<1, [P10W_DX_5C, P10W_MU_5C, P10W_vMU_7C, P10W_BF_7C, P10W_CY_7C, P10W_DF_13C, P10W_MM_10C]>;
def P10DX_Read_1C : SchedReadAdvance<1, [P10W_DX_5C, P10W_MU_5C, P10W_vMU_7C, P10W_BF_7C, P10W_CY_7C, P10W_DF_13C, P10W_MM_10C]>;
def P10F2_Read_1C : SchedReadAdvance<1, [P10W_ST_3C, P10W_SX_3C, P10W_FX_3C, P10W_F2_4C, P10W_PM_4C]>;
def P10FX_Read_1C : SchedReadAdvance<1, [P10W_ST_3C, P10W_SX_3C, P10W_FX_3C, P10W_F2_4C, P10W_PM_4C]>;
def P10LD_Read_1C : SchedReadAdvance<1, [P10W_ST_3C, P10W_SX_3C, P10W_FX_3C, P10W_F2_4C]>;
def P10MM_Read_1C : SchedReadAdvance<1, [P10W_DX_5C, P10W_MU_5C, P10W_vMU_7C, P10W_BF_7C, P10W_CY_7C, P10W_DF_13C]>;
def P10MM_Read_6C : SchedReadAdvance<6, [P10W_MM_10C]>;
def P10MU_Read_1C : SchedReadAdvance<1, [P10W_DX_5C, P10W_MU_5C, P10W_DF_13C]>;
def P10PM_Read_1C : SchedReadAdvance<1, [P10W_ST_3C, P10W_SX_3C, P10W_FX_3C, P10W_F2_4C, P10W_PM_4C]>;
def P10ST_Read_1C : SchedReadAdvance<1, [P10W_ST_3C, P10W_SX_3C, P10W_FX_3C, P10W_F2_4C, P10W_PM_4C]>;
def P10SX_Read_1C : SchedReadAdvance<1, [P10W_ST_3C, P10W_SX_3C, P10W_FX_3C, P10W_F2_4C, P10W_PM_4C, P10W_MM_10C]>;
def P10vMU_Read_1C : SchedReadAdvance<1, [P10W_DX_5C, P10W_MU_5C, P10W_vMU_7C, P10W_BF_7C, P10W_CY_7C, P10W_DF_13C, P10W_MM_10C]>;
// Save 1 cycles if pipeline BF reads the data from pipelines DX, MU, vMU, CY, DF, MM.
// Save 2 cycles if pipeline BF reads the data from pipelines BF.
def P10BF_Read : SchedReadVariant<[
SchedVar<P10W_BF_7C_Pred, [P10BF_Read_2C]>,
SchedVar<NoSchedPred, [P10BF_Read_1C]>
]>;
// Save 1 cycles if pipeline CY reads the data from pipelines DX, MU, vMU, BF, DF, MM.
// Save 3 cycles if pipeline CY reads the data from pipelines CY.
def P10CY_Read : SchedReadVariant<[
SchedVar<P10W_CY_7C_Pred, [P10CY_Read_3C]>,
SchedVar<NoSchedPred, [P10CY_Read_1C]>
]>;
// Save 1 cycles if pipeline MM reads the data from pipelines DX, MU, vMU, BF, CY, DF.
// Save 6 cycles if pipeline MM reads the data from pipelines MM.
def P10MM_Read : SchedReadVariant<[
SchedVar<P10W_MM_10C_Pred, [P10MM_Read_6C]>,
SchedVar<NoSchedPred, [P10MM_Read_1C]>
]>;
// Save 1 cycles if pipeline BR reads the data from pipelines FX, F2.
def : SchedAlias<P10BR_Read, P10BR_Read_1C>;
// Save 1 cycles if pipeline DF reads the data from pipelines DX, MU, vMU, BF, CY, DF, MM.
def : SchedAlias<P10DF_Read, P10DF_Read_1C>;
// Save 1 cycles if pipeline DV reads the data from pipelines DX, MU, vMU, BF, CY, DF, MM.
def : SchedAlias<P10DV_Read, P10DV_Read_1C>;
// Save 1 cycles if pipeline DX reads the data from pipelines DX, MU, vMU, BF, CY, DF, MM.
def : SchedAlias<P10DX_Read, P10DX_Read_1C>;
// Save 1 cycles if pipeline F2 reads the data from pipelines ST, SX, FX, F2, PM.
def : SchedAlias<P10F2_Read, P10F2_Read_1C>;
// Save 1 cycles if pipeline FX reads the data from pipelines ST, SX, FX, F2, PM.
def : SchedAlias<P10FX_Read, P10FX_Read_1C>;
// Save 1 cycles if pipeline LD reads the data from pipelines ST, SX, FX, F2.
def : SchedAlias<P10LD_Read, P10LD_Read_1C>;
// Save 1 cycles if pipeline MU reads the data from pipelines DX, MU, DF.
def : SchedAlias<P10MU_Read, P10MU_Read_1C>;
// Save 1 cycles if pipeline PM reads the data from pipelines ST, SX, FX, F2, PM.
def : SchedAlias<P10PM_Read, P10PM_Read_1C>;
// Save 1 cycles if pipeline ST reads the data from pipelines ST, SX, FX, F2, PM.
def : SchedAlias<P10ST_Read, P10ST_Read_1C>;
// Save 1 cycles if pipeline SX reads the data from pipelines ST, SX, FX, F2, PM, MM.
def : SchedAlias<P10SX_Read, P10SX_Read_1C>;
// Save 1 cycles if pipeline vMU reads the data from pipelines DX, MU, vMU, BF, CY, DF, MM.
def : SchedAlias<P10vMU_Read, P10vMU_Read_1C>;
include "P10InstrResources.td"
}