xref: /aosp_15_r20/external/llvm/lib/Target/PowerPC/PPCScheduleA2.td (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker//===- PPCScheduleA2.td - PPC A2 Scheduling Definitions --*- tablegen -*-===//
2*9880d681SAndroid Build Coastguard Worker//
3*9880d681SAndroid Build Coastguard Worker//                     The LLVM Compiler Infrastructure
4*9880d681SAndroid Build Coastguard Worker//
5*9880d681SAndroid Build Coastguard Worker// This file is distributed under the University of Illinois Open Source
6*9880d681SAndroid Build Coastguard Worker// License. See LICENSE.TXT for details.
7*9880d681SAndroid Build Coastguard Worker//
8*9880d681SAndroid Build Coastguard Worker//===----------------------------------------------------------------------===//
9*9880d681SAndroid Build Coastguard Worker
10*9880d681SAndroid Build Coastguard Worker// Primary reference:
11*9880d681SAndroid Build Coastguard Worker// A2 Processor User's Manual.
12*9880d681SAndroid Build Coastguard Worker// IBM (as updated in) 2010.
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Worker//===----------------------------------------------------------------------===//
15*9880d681SAndroid Build Coastguard Worker// Functional units on the PowerPC A2 chip sets
16*9880d681SAndroid Build Coastguard Worker//
17*9880d681SAndroid Build Coastguard Workerdef A2_XU     : FuncUnit; // A2_XU pipeline
18*9880d681SAndroid Build Coastguard Workerdef A2_FU     : FuncUnit; // FI pipeline
19*9880d681SAndroid Build Coastguard Worker
20*9880d681SAndroid Build Coastguard Worker//
21*9880d681SAndroid Build Coastguard Worker// This file defines the itinerary class data for the PPC A2 processor.
22*9880d681SAndroid Build Coastguard Worker//
23*9880d681SAndroid Build Coastguard Worker//===----------------------------------------------------------------------===//
24*9880d681SAndroid Build Coastguard Worker
25*9880d681SAndroid Build Coastguard Worker
26*9880d681SAndroid Build Coastguard Workerdef PPCA2Itineraries : ProcessorItineraries<
27*9880d681SAndroid Build Coastguard Worker  [A2_XU, A2_FU], [], [
28*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntSimple,   [InstrStage<1, [A2_XU]>],
29*9880d681SAndroid Build Coastguard Worker                                 [1, 0, 0]>,
30*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntGeneral,  [InstrStage<1, [A2_XU]>],
31*9880d681SAndroid Build Coastguard Worker                                 [2, 0, 0]>,
32*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntISEL,     [InstrStage<1, [A2_XU]>],
33*9880d681SAndroid Build Coastguard Worker                                 [2, 0, 0, 0]>,
34*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntCompare,  [InstrStage<1, [A2_XU]>],
35*9880d681SAndroid Build Coastguard Worker                                 [2, 0, 0]>,
36*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntDivW,     [InstrStage<1, [A2_XU]>],
37*9880d681SAndroid Build Coastguard Worker                                 [39, 0, 0]>,
38*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntDivD,     [InstrStage<1, [A2_XU]>],
39*9880d681SAndroid Build Coastguard Worker                                 [71, 0, 0]>,
40*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntMulHW,    [InstrStage<1, [A2_XU]>],
41*9880d681SAndroid Build Coastguard Worker                                 [5, 0, 0]>,
42*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntMulHWU,   [InstrStage<1, [A2_XU]>],
43*9880d681SAndroid Build Coastguard Worker                                 [5, 0, 0]>,
44*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntMulLI,    [InstrStage<1, [A2_XU]>],
45*9880d681SAndroid Build Coastguard Worker                                 [6, 0, 0]>,
46*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntRotate,   [InstrStage<1, [A2_XU]>],
47*9880d681SAndroid Build Coastguard Worker                                 [2, 0, 0]>,
48*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntRotateD,  [InstrStage<1, [A2_XU]>],
49*9880d681SAndroid Build Coastguard Worker                                 [2, 0, 0]>,
50*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntRotateDI, [InstrStage<1, [A2_XU]>],
51*9880d681SAndroid Build Coastguard Worker                                 [2, 0, 0]>,
52*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntShift,    [InstrStage<1, [A2_XU]>],
53*9880d681SAndroid Build Coastguard Worker                                 [2, 0, 0]>,
54*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntTrapW,    [InstrStage<1, [A2_XU]>],
55*9880d681SAndroid Build Coastguard Worker                                 [2, 0]>,
56*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_IntTrapD,    [InstrStage<1, [A2_XU]>],
57*9880d681SAndroid Build Coastguard Worker                                 [2, 0]>,
58*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_BrB,         [InstrStage<1, [A2_XU]>],
59*9880d681SAndroid Build Coastguard Worker                                 [6, 0, 0]>,
60*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_BrCR,        [InstrStage<1, [A2_XU]>],
61*9880d681SAndroid Build Coastguard Worker                                 [1, 0, 0]>,
62*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_BrMCR,       [InstrStage<1, [A2_XU]>],
63*9880d681SAndroid Build Coastguard Worker                                 [5, 0, 0]>,
64*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_BrMCRX,      [InstrStage<1, [A2_XU]>],
65*9880d681SAndroid Build Coastguard Worker                                 [1, 0, 0]>,
66*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStDCBA,    [InstrStage<1, [A2_XU]>],
67*9880d681SAndroid Build Coastguard Worker                                 [1, 0, 0]>,
68*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStDCBF,    [InstrStage<1, [A2_XU]>],
69*9880d681SAndroid Build Coastguard Worker                                 [1, 0, 0]>,
70*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStDCBI,    [InstrStage<1, [A2_XU]>],
71*9880d681SAndroid Build Coastguard Worker                                 [1, 0, 0]>,
72*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStLoad,    [InstrStage<1, [A2_XU]>],
73*9880d681SAndroid Build Coastguard Worker                                 [6, 0, 0]>,
74*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStLoadUpd, [InstrStage<1, [A2_XU]>],
75*9880d681SAndroid Build Coastguard Worker                                 [6, 8, 0, 0]>,
76*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStLoadUpdX,[InstrStage<1, [A2_XU]>],
77*9880d681SAndroid Build Coastguard Worker                                 [6, 8, 0, 0]>,
78*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStLDU,     [InstrStage<1, [A2_XU]>],
79*9880d681SAndroid Build Coastguard Worker                                 [6, 0, 0]>,
80*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStLDUX,    [InstrStage<1, [A2_XU]>],
81*9880d681SAndroid Build Coastguard Worker                                 [6, 0, 0]>,
82*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStStore,   [InstrStage<1, [A2_XU]>],
83*9880d681SAndroid Build Coastguard Worker                                 [0, 0, 0]>,
84*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStStoreUpd,[InstrStage<1, [A2_XU]>],
85*9880d681SAndroid Build Coastguard Worker                                 [2, 0, 0, 0]>,
86*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStICBI,    [InstrStage<1, [A2_XU]>],
87*9880d681SAndroid Build Coastguard Worker                                 [16, 0, 0]>,
88*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStSTFD,    [InstrStage<1, [A2_XU]>],
89*9880d681SAndroid Build Coastguard Worker                                 [0, 0, 0]>,
90*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStSTFDU,   [InstrStage<1, [A2_XU]>],
91*9880d681SAndroid Build Coastguard Worker                                 [2, 0, 0, 0]>,
92*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStLFD,     [InstrStage<1, [A2_XU]>],
93*9880d681SAndroid Build Coastguard Worker                                 [7, 0, 0]>,
94*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStLFDU,    [InstrStage<1, [A2_XU]>],
95*9880d681SAndroid Build Coastguard Worker                                 [7, 9, 0, 0]>,
96*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStLFDUX,   [InstrStage<1, [A2_XU]>],
97*9880d681SAndroid Build Coastguard Worker                                 [7, 9, 0, 0]>,
98*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStLHA,     [InstrStage<1, [A2_XU]>],
99*9880d681SAndroid Build Coastguard Worker                                 [6, 0, 0]>,
100*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStLHAU,    [InstrStage<1, [A2_XU]>],
101*9880d681SAndroid Build Coastguard Worker                                 [6, 8, 0, 0]>,
102*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStLHAUX,   [InstrStage<1, [A2_XU]>],
103*9880d681SAndroid Build Coastguard Worker                                 [6, 8, 0, 0]>,
104*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStLWARX,   [InstrStage<1, [A2_XU]>],
105*9880d681SAndroid Build Coastguard Worker                                 [82, 0, 0]>, // L2 latency
106*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStSTD,     [InstrStage<1, [A2_XU]>],
107*9880d681SAndroid Build Coastguard Worker                                 [0, 0, 0]>,
108*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStSTDU,    [InstrStage<1, [A2_XU]>],
109*9880d681SAndroid Build Coastguard Worker                                 [2, 0, 0, 0]>,
110*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStSTDUX,   [InstrStage<1, [A2_XU]>],
111*9880d681SAndroid Build Coastguard Worker                                 [2, 0, 0, 0]>,
112*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStSTDCX,   [InstrStage<1, [A2_XU]>],
113*9880d681SAndroid Build Coastguard Worker                                 [82, 0, 0]>, // L2 latency
114*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStSTWCX,   [InstrStage<1, [A2_XU]>],
115*9880d681SAndroid Build Coastguard Worker                                 [82, 0, 0]>, // L2 latency
116*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_LdStSync,    [InstrStage<1, [A2_XU]>],
117*9880d681SAndroid Build Coastguard Worker                                 [6]>,
118*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_SprISYNC,    [InstrStage<1, [A2_XU]>],
119*9880d681SAndroid Build Coastguard Worker                                 [16]>,
120*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_SprMTMSR,    [InstrStage<1, [A2_XU]>],
121*9880d681SAndroid Build Coastguard Worker                                 [16, 0]>,
122*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_SprMFCR,     [InstrStage<1, [A2_XU]>],
123*9880d681SAndroid Build Coastguard Worker                                 [6, 0]>,
124*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_SprMFCRF,    [InstrStage<1, [A2_XU]>],
125*9880d681SAndroid Build Coastguard Worker                                 [1, 0]>,
126*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_SprMFMSR,    [InstrStage<1, [A2_XU]>],
127*9880d681SAndroid Build Coastguard Worker                                 [4, 0]>,
128*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_SprMFSPR,    [InstrStage<1, [A2_XU]>],
129*9880d681SAndroid Build Coastguard Worker                                 [6, 0]>,
130*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_SprMFTB,     [InstrStage<1, [A2_XU]>],
131*9880d681SAndroid Build Coastguard Worker                                 [4, 0]>,
132*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_SprMTSPR,    [InstrStage<1, [A2_XU]>],
133*9880d681SAndroid Build Coastguard Worker                                 [6, 0]>,
134*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_SprRFI,      [InstrStage<1, [A2_XU]>],
135*9880d681SAndroid Build Coastguard Worker                                 [16]>,
136*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_SprSC,       [InstrStage<1, [A2_XU]>],
137*9880d681SAndroid Build Coastguard Worker                                 [16]>,
138*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_FPGeneral,   [InstrStage<1, [A2_FU]>],
139*9880d681SAndroid Build Coastguard Worker                                 [6, 0, 0]>,
140*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_FPAddSub,    [InstrStage<1, [A2_FU]>],
141*9880d681SAndroid Build Coastguard Worker                                 [6, 0, 0]>,
142*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_FPCompare,   [InstrStage<1, [A2_FU]>],
143*9880d681SAndroid Build Coastguard Worker                                 [5, 0, 0]>,
144*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_FPDivD,      [InstrStage<1, [A2_FU]>],
145*9880d681SAndroid Build Coastguard Worker                                 [72, 0, 0]>,
146*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_FPDivS,      [InstrStage<1, [A2_FU]>],
147*9880d681SAndroid Build Coastguard Worker                                 [59, 0, 0]>,
148*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_FPSqrtD,     [InstrStage<1, [A2_FU]>],
149*9880d681SAndroid Build Coastguard Worker                                 [69, 0, 0]>,
150*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_FPSqrtS,     [InstrStage<1, [A2_FU]>],
151*9880d681SAndroid Build Coastguard Worker                                 [65, 0, 0]>,
152*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_FPFused,     [InstrStage<1, [A2_FU]>],
153*9880d681SAndroid Build Coastguard Worker                                 [6, 0, 0, 0]>,
154*9880d681SAndroid Build Coastguard Worker  InstrItinData<IIC_FPRes,       [InstrStage<1, [A2_FU]>],
155*9880d681SAndroid Build Coastguard Worker                                 [6, 0]>
156*9880d681SAndroid Build Coastguard Worker]>;
157*9880d681SAndroid Build Coastguard Worker
158*9880d681SAndroid Build Coastguard Worker// ===---------------------------------------------------------------------===//
159*9880d681SAndroid Build Coastguard Worker// A2 machine model for scheduling and other instruction cost heuristics.
160*9880d681SAndroid Build Coastguard Worker
161*9880d681SAndroid Build Coastguard Workerdef PPCA2Model : SchedMachineModel {
162*9880d681SAndroid Build Coastguard Worker  let IssueWidth = 1;  // 1 instruction is dispatched per cycle.
163*9880d681SAndroid Build Coastguard Worker  let LoadLatency = 6; // Optimistic load latency assuming bypass.
164*9880d681SAndroid Build Coastguard Worker                       // This is overriden by OperandCycles if the
165*9880d681SAndroid Build Coastguard Worker                       // Itineraries are queried instead.
166*9880d681SAndroid Build Coastguard Worker  let MispredictPenalty = 13;
167*9880d681SAndroid Build Coastguard Worker
168*9880d681SAndroid Build Coastguard Worker  let CompleteModel = 0;
169*9880d681SAndroid Build Coastguard Worker
170*9880d681SAndroid Build Coastguard Worker  let Itineraries = PPCA2Itineraries;
171*9880d681SAndroid Build Coastguard Worker}
172*9880d681SAndroid Build Coastguard Worker
173