xref: /freebsd/contrib/llvm-project/llvm/lib/Target/X86/X86ScheduleAtom.td (revision 2f513db72b034fd5ef7f080b11be5c711c15186a)
1//===- X86ScheduleAtom.td - X86 Atom Scheduling Definitions -*- tablegen -*-==//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file defines the schedule class data for the Intel Atom
10// in order (Saltwell-32nm/Bonnell-45nm) processors.
11//
12//===----------------------------------------------------------------------===//
13
14//
15// Scheduling information derived from the "Intel 64 and IA32 Architectures
16// Optimization Reference Manual", Chapter 13, Section 4.
17
18// Atom machine model.
19def AtomModel : SchedMachineModel {
20  let IssueWidth = 2;  // Allows 2 instructions per scheduling group.
21  let MicroOpBufferSize = 0; // In-order execution, always hide latency.
22  let LoadLatency = 3; // Expected cycles, may be overriden.
23  let HighLatency = 30;// Expected, may be overriden.
24
25  // On the Atom, the throughput for taken branches is 2 cycles. For small
26  // simple loops, expand by a small factor to hide the backedge cost.
27  let LoopMicroOpBufferSize = 10;
28  let PostRAScheduler = 1;
29  let CompleteModel = 0;
30}
31
32let SchedModel = AtomModel in {
33
34// Functional Units
35def AtomPort0 : ProcResource<1>; // ALU: ALU0, shift/rotate, load/store
36                                 // SIMD/FP: SIMD ALU, Shuffle,SIMD/FP multiply, divide
37def AtomPort1 : ProcResource<1>; // ALU: ALU1, bit processing, jump, and LEA
38                                 // SIMD/FP: SIMD ALU, FP Adder
39
40def AtomPort01 : ProcResGroup<[AtomPort0, AtomPort1]>;
41
42// Loads are 3 cycles, so ReadAfterLd registers needn't be available until 3
43// cycles after the memory operand.
44def : ReadAdvance<ReadAfterLd, 3>;
45def : ReadAdvance<ReadAfterVecLd, 3>;
46def : ReadAdvance<ReadAfterVecXLd, 3>;
47def : ReadAdvance<ReadAfterVecYLd, 3>;
48
49def : ReadAdvance<ReadInt2Fpu, 0>;
50
51// Many SchedWrites are defined in pairs with and without a folded load.
52// Instructions with folded loads are usually micro-fused, so they only appear
53// as two micro-ops when dispatched by the schedulers.
54// This multiclass defines the resource usage for variants with and without
55// folded loads.
56multiclass AtomWriteResPair<X86FoldableSchedWrite SchedRW,
57                            list<ProcResourceKind> RRPorts,
58                            list<ProcResourceKind> RMPorts,
59                            int RRLat = 1, int RMLat = 1,
60                            list<int> RRRes = [1],
61                            list<int> RMRes = [1]> {
62  // Register variant is using a single cycle on ExePort.
63  def : WriteRes<SchedRW, RRPorts> {
64    let Latency = RRLat;
65    let ResourceCycles = RRRes;
66  }
67
68  // Memory variant also uses a cycle on JLAGU and adds 3 cycles to the
69  // latency.
70  def : WriteRes<SchedRW.Folded, RMPorts> {
71    let Latency = RMLat;
72    let ResourceCycles = RMRes;
73  }
74}
75
76// A folded store needs a cycle on Port0 for the store data.
77def : WriteRes<WriteRMW, [AtomPort0]>;
78
79////////////////////////////////////////////////////////////////////////////////
80// Arithmetic.
81////////////////////////////////////////////////////////////////////////////////
82
83defm : AtomWriteResPair<WriteALU,    [AtomPort01], [AtomPort0]>;
84defm : AtomWriteResPair<WriteADC,    [AtomPort01], [AtomPort0]>;
85
86defm : AtomWriteResPair<WriteIMul8,     [AtomPort01], [AtomPort01],  7,  7,  [7],  [7]>;
87defm : AtomWriteResPair<WriteIMul16,    [AtomPort01], [AtomPort01],  7,  8,  [7],  [8]>;
88defm : AtomWriteResPair<WriteIMul16Imm, [AtomPort01], [AtomPort01],  6,  7,  [6],  [7]>;
89defm : AtomWriteResPair<WriteIMul16Reg, [AtomPort01], [AtomPort01],  6,  7,  [6],  [7]>;
90defm : AtomWriteResPair<WriteIMul32,    [AtomPort01], [AtomPort01],  6,  7,  [6],  [7]>;
91defm : AtomWriteResPair<WriteIMul32Imm, [AtomPort0],  [AtomPort0],   5,  5,  [5],  [5]>;
92defm : AtomWriteResPair<WriteIMul32Reg, [AtomPort0],  [AtomPort0],   5,  5,  [5],  [5]>;
93defm : AtomWriteResPair<WriteIMul64,    [AtomPort01], [AtomPort01], 12, 12, [12], [12]>;
94defm : AtomWriteResPair<WriteIMul64Imm, [AtomPort01], [AtomPort01], 14, 14, [14], [14]>;
95defm : AtomWriteResPair<WriteIMul64Reg, [AtomPort01], [AtomPort01], 12, 12, [12], [12]>;
96defm : X86WriteResUnsupported<WriteIMulH>;
97
98defm : X86WriteRes<WriteXCHG,        [AtomPort01], 2, [2], 1>;
99defm : X86WriteRes<WriteBSWAP32,     [AtomPort0], 1, [1], 1>;
100defm : X86WriteRes<WriteBSWAP64,     [AtomPort0], 1, [1], 1>;
101defm : AtomWriteResPair<WriteCMPXCHG, [AtomPort01], [AtomPort01], 15, 15, [15]>;
102defm : X86WriteRes<WriteCMPXCHGRMW,   [AtomPort01, AtomPort0], 1, [1, 1], 1>;
103
104defm : AtomWriteResPair<WriteDiv8,   [AtomPort01], [AtomPort01], 50, 68, [50], [68]>;
105defm : AtomWriteResPair<WriteDiv16,  [AtomPort01], [AtomPort01], 50, 50, [50], [50]>;
106defm : AtomWriteResPair<WriteDiv32,  [AtomPort01], [AtomPort01], 50, 50, [50], [50]>;
107defm : AtomWriteResPair<WriteDiv64,  [AtomPort01], [AtomPort01],130,130,[130],[130]>;
108defm : AtomWriteResPair<WriteIDiv8,  [AtomPort01], [AtomPort01], 62, 62, [62], [62]>;
109defm : AtomWriteResPair<WriteIDiv16, [AtomPort01], [AtomPort01], 62, 62, [62], [62]>;
110defm : AtomWriteResPair<WriteIDiv32, [AtomPort01], [AtomPort01], 62, 62, [62], [62]>;
111defm : AtomWriteResPair<WriteIDiv64, [AtomPort01], [AtomPort01],130,130,[130],[130]>;
112
113defm : X86WriteResPairUnsupported<WriteCRC32>;
114
115defm : AtomWriteResPair<WriteCMOV,  [AtomPort01], [AtomPort0]>;
116defm : X86WriteRes<WriteFCMOV, [AtomPort01], 9, [9], 1>; // x87 conditional move.
117
118def  : WriteRes<WriteSETCC, [AtomPort01]>;
119def  : WriteRes<WriteSETCCStore, [AtomPort01]> {
120  let Latency = 2;
121  let ResourceCycles = [2];
122}
123def  : WriteRes<WriteLAHFSAHF, [AtomPort01]> {
124  let Latency = 2;
125  let ResourceCycles = [2];
126}
127defm : X86WriteRes<WriteBitTest,         [AtomPort1],  1, [1], 1>;
128defm : X86WriteRes<WriteBitTestImmLd,    [AtomPort0],  1, [1], 1>;
129defm : X86WriteRes<WriteBitTestRegLd,    [AtomPort01], 9, [9], 1>;
130defm : X86WriteRes<WriteBitTestSet,      [AtomPort1],  1, [1], 1>;
131//defm : X86WriteRes<WriteBitTestSetImmLd, [AtomPort1],  1, [1], 1>;
132//defm : X86WriteRes<WriteBitTestSetRegLd, [AtomPort1],  1, [1], 1>;
133
134// This is for simple LEAs with one or two input operands.
135def : WriteRes<WriteLEA, [AtomPort1]>;
136
137// Bit counts.
138defm : AtomWriteResPair<WriteBSF, [AtomPort01], [AtomPort01], 16, 16, [16], [16]>;
139defm : AtomWriteResPair<WriteBSR, [AtomPort01], [AtomPort01], 16, 16, [16], [16]>;
140defm : X86WriteResPairUnsupported<WritePOPCNT>;
141defm : X86WriteResPairUnsupported<WriteLZCNT>;
142defm : X86WriteResPairUnsupported<WriteTZCNT>;
143
144// BMI1 BEXTR/BLS, BMI2 BZHI
145defm : X86WriteResPairUnsupported<WriteBEXTR>;
146defm : X86WriteResPairUnsupported<WriteBLS>;
147defm : X86WriteResPairUnsupported<WriteBZHI>;
148
149////////////////////////////////////////////////////////////////////////////////
150// Integer shifts and rotates.
151////////////////////////////////////////////////////////////////////////////////
152
153defm : AtomWriteResPair<WriteShift,    [AtomPort0], [AtomPort0]>;
154defm : AtomWriteResPair<WriteShiftCL,  [AtomPort0], [AtomPort0]>;
155defm : AtomWriteResPair<WriteRotate,   [AtomPort0], [AtomPort0]>;
156defm : AtomWriteResPair<WriteRotateCL, [AtomPort0], [AtomPort0]>;
157
158defm : X86WriteRes<WriteSHDrri, [AtomPort01], 2, [2], 1>;
159defm : X86WriteRes<WriteSHDrrcl,[AtomPort01], 2, [2], 1>;
160defm : X86WriteRes<WriteSHDmri, [AtomPort01], 4, [4], 1>;
161defm : X86WriteRes<WriteSHDmrcl,[AtomPort01], 4, [4], 1>;
162
163////////////////////////////////////////////////////////////////////////////////
164// Loads, stores, and moves, not folded with other operations.
165////////////////////////////////////////////////////////////////////////////////
166
167def : WriteRes<WriteLoad,    [AtomPort0]>;
168def : WriteRes<WriteStore,   [AtomPort0]>;
169def : WriteRes<WriteStoreNT, [AtomPort0]>;
170def : WriteRes<WriteMove,    [AtomPort01]>;
171
172// Treat misc copies as a move.
173def : InstRW<[WriteMove], (instrs COPY)>;
174
175////////////////////////////////////////////////////////////////////////////////
176// Idioms that clear a register, like xorps %xmm0, %xmm0.
177// These can often bypass execution ports completely.
178////////////////////////////////////////////////////////////////////////////////
179
180def : WriteRes<WriteZero,  []>;
181
182////////////////////////////////////////////////////////////////////////////////
183// Branches don't produce values, so they have no latency, but they still
184// consume resources. Indirect branches can fold loads.
185////////////////////////////////////////////////////////////////////////////////
186
187defm : AtomWriteResPair<WriteJump, [AtomPort1], [AtomPort1]>;
188
189////////////////////////////////////////////////////////////////////////////////
190// Special case scheduling classes.
191////////////////////////////////////////////////////////////////////////////////
192
193def : WriteRes<WriteSystem,     [AtomPort01]> { let Latency = 100; }
194def : WriteRes<WriteMicrocoded, [AtomPort01]> { let Latency = 100; }
195def : WriteRes<WriteFence,      [AtomPort0]>;
196
197// Nops don't have dependencies, so there's no actual latency, but we set this
198// to '1' to tell the scheduler that the nop uses an ALU slot for a cycle.
199def : WriteRes<WriteNop, [AtomPort01]>;
200
201////////////////////////////////////////////////////////////////////////////////
202// Floating point. This covers both scalar and vector operations.
203////////////////////////////////////////////////////////////////////////////////
204
205defm : X86WriteRes<WriteFLD0,       [AtomPort01], 1, [1], 1>;
206defm : X86WriteRes<WriteFLD1,       [AtomPort01], 6, [6], 1>;
207def  : WriteRes<WriteFLoad,         [AtomPort0]>;
208def  : WriteRes<WriteFLoadX,        [AtomPort0]>;
209defm : X86WriteResUnsupported<WriteFLoadY>;
210defm : X86WriteResUnsupported<WriteFMaskedLoad>;
211defm : X86WriteResUnsupported<WriteFMaskedLoadY>;
212
213def  : WriteRes<WriteFStore,        [AtomPort0]>;
214def  : WriteRes<WriteFStoreX,       [AtomPort0]>;
215defm : X86WriteResUnsupported<WriteFStoreY>;
216def  : WriteRes<WriteFStoreNT,      [AtomPort0]>;
217def  : WriteRes<WriteFStoreNTX,     [AtomPort0]>;
218defm : X86WriteResUnsupported<WriteFStoreNTY>;
219defm : X86WriteResUnsupported<WriteFMaskedStore>;
220defm : X86WriteResUnsupported<WriteFMaskedStoreY>;
221
222def  : WriteRes<WriteFMove,         [AtomPort01]>;
223def  : WriteRes<WriteFMoveX,        [AtomPort01]>;
224defm : X86WriteResUnsupported<WriteFMoveY>;
225
226defm : X86WriteRes<WriteEMMS,       [AtomPort01], 5, [5], 1>;
227
228defm : AtomWriteResPair<WriteFAdd,           [AtomPort0],  [AtomPort0],  5,  5,  [5],  [5]>;
229defm : AtomWriteResPair<WriteFAddX,          [AtomPort0],  [AtomPort0],  5,  5,  [5],  [5]>;
230defm : X86WriteResPairUnsupported<WriteFAddY>;
231defm : X86WriteResPairUnsupported<WriteFAddZ>;
232defm : AtomWriteResPair<WriteFAdd64,         [AtomPort0],  [AtomPort0],  5,  5,  [5],  [5]>;
233defm : AtomWriteResPair<WriteFAdd64X,       [AtomPort01], [AtomPort01],  6,  7,  [6],  [7]>;
234defm : X86WriteResPairUnsupported<WriteFAdd64Y>;
235defm : X86WriteResPairUnsupported<WriteFAdd64Z>;
236defm : AtomWriteResPair<WriteFCmp,           [AtomPort0],  [AtomPort0],  5,  5,  [5],  [5]>;
237defm : AtomWriteResPair<WriteFCmpX,          [AtomPort0],  [AtomPort0],  5,  5,  [5],  [5]>;
238defm : X86WriteResPairUnsupported<WriteFCmpY>;
239defm : X86WriteResPairUnsupported<WriteFCmpZ>;
240defm : AtomWriteResPair<WriteFCmp64,         [AtomPort0],  [AtomPort0],  5,  5,  [5],  [5]>;
241defm : AtomWriteResPair<WriteFCmp64X,       [AtomPort01], [AtomPort01],  6,  7,  [6],  [7]>;
242defm : X86WriteResPairUnsupported<WriteFCmp64Y>;
243defm : X86WriteResPairUnsupported<WriteFCmp64Z>;
244defm : AtomWriteResPair<WriteFCom,           [AtomPort0],  [AtomPort0],  5,  5,  [5],  [5]>;
245defm : AtomWriteResPair<WriteFMul,           [AtomPort0],  [AtomPort0],  4,  4,  [4],  [4]>;
246defm : AtomWriteResPair<WriteFMulX,          [AtomPort0],  [AtomPort0],  5,  5,  [5],  [5]>;
247defm : X86WriteResPairUnsupported<WriteFMulY>;
248defm : X86WriteResPairUnsupported<WriteFMulZ>;
249defm : AtomWriteResPair<WriteFMul64,         [AtomPort0],  [AtomPort0],  5,  5,  [5],  [5]>;
250defm : AtomWriteResPair<WriteFMul64X,       [AtomPort01], [AtomPort01],  9, 10,  [9], [10]>;
251defm : X86WriteResPairUnsupported<WriteFMul64Y>;
252defm : X86WriteResPairUnsupported<WriteFMul64Z>;
253defm : AtomWriteResPair<WriteFRcp,           [AtomPort0],  [AtomPort0],  4,  4,  [4],  [4]>;
254defm : AtomWriteResPair<WriteFRcpX,         [AtomPort01], [AtomPort01],  9, 10,  [9], [10]>;
255defm : X86WriteResPairUnsupported<WriteFRcpY>;
256defm : X86WriteResPairUnsupported<WriteFRcpZ>;
257defm : AtomWriteResPair<WriteFRsqrt,         [AtomPort0],  [AtomPort0],  4,  4,  [4],  [4]>;
258defm : AtomWriteResPair<WriteFRsqrtX,       [AtomPort01], [AtomPort01],  9, 10,  [9], [10]>;
259defm : X86WriteResPairUnsupported<WriteFRsqrtY>;
260defm : X86WriteResPairUnsupported<WriteFRsqrtZ>;
261defm : AtomWriteResPair<WriteFDiv,          [AtomPort01], [AtomPort01], 34, 34, [34], [34]>;
262defm : AtomWriteResPair<WriteFDivX,         [AtomPort01], [AtomPort01], 70, 70, [70], [70]>;
263defm : X86WriteResPairUnsupported<WriteFDivY>;
264defm : X86WriteResPairUnsupported<WriteFDivZ>;
265defm : AtomWriteResPair<WriteFDiv64,        [AtomPort01], [AtomPort01], 62, 62, [62], [62]>;
266defm : AtomWriteResPair<WriteFDiv64X,       [AtomPort01], [AtomPort01],125,125,[125],[125]>;
267defm : X86WriteResPairUnsupported<WriteFDiv64Y>;
268defm : X86WriteResPairUnsupported<WriteFDiv64Z>;
269defm : AtomWriteResPair<WriteFSqrt,         [AtomPort01], [AtomPort01], 34, 34, [34], [34]>;
270defm : AtomWriteResPair<WriteFSqrtX,        [AtomPort01], [AtomPort01], 70, 70, [70], [70]>;
271defm : X86WriteResPairUnsupported<WriteFSqrtY>;
272defm : X86WriteResPairUnsupported<WriteFSqrtZ>;
273defm : AtomWriteResPair<WriteFSqrt64,       [AtomPort01], [AtomPort01], 62, 62, [62], [62]>;
274defm : AtomWriteResPair<WriteFSqrt64X,      [AtomPort01], [AtomPort01],125,125,[125],[125]>;
275defm : X86WriteResPairUnsupported<WriteFSqrt64Y>;
276defm : X86WriteResPairUnsupported<WriteFSqrt64Z>;
277defm : AtomWriteResPair<WriteFSqrt80,       [AtomPort01], [AtomPort01], 71, 71, [71], [71]>;
278defm : AtomWriteResPair<WriteFSign,          [AtomPort1],  [AtomPort1]>;
279defm : AtomWriteResPair<WriteFRnd,           [AtomPort0],  [AtomPort0],  5,  5,  [5],  [5]>;
280defm : X86WriteResPairUnsupported<WriteFRndY>;
281defm : X86WriteResPairUnsupported<WriteFRndZ>;
282defm : AtomWriteResPair<WriteFLogic,        [AtomPort01],  [AtomPort0]>;
283defm : X86WriteResPairUnsupported<WriteFLogicY>;
284defm : X86WriteResPairUnsupported<WriteFLogicZ>;
285defm : AtomWriteResPair<WriteFTest,         [AtomPort01],  [AtomPort0]>;
286defm : X86WriteResPairUnsupported<WriteFTestY>;
287defm : X86WriteResPairUnsupported<WriteFTestZ>;
288defm : AtomWriteResPair<WriteFShuffle,       [AtomPort0],  [AtomPort0]>;
289defm : X86WriteResPairUnsupported<WriteFShuffleY>;
290defm : X86WriteResPairUnsupported<WriteFShuffleZ>;
291defm : X86WriteResPairUnsupported<WriteFVarShuffle>;
292defm : X86WriteResPairUnsupported<WriteFVarShuffleY>;
293defm : X86WriteResPairUnsupported<WriteFVarShuffleZ>;
294defm : X86WriteResPairUnsupported<WriteFMA>;
295defm : X86WriteResPairUnsupported<WriteFMAX>;
296defm : X86WriteResPairUnsupported<WriteFMAY>;
297defm : X86WriteResPairUnsupported<WriteFMAZ>;
298defm : X86WriteResPairUnsupported<WriteDPPD>;
299defm : X86WriteResPairUnsupported<WriteDPPS>;
300defm : X86WriteResPairUnsupported<WriteDPPSY>;
301defm : X86WriteResPairUnsupported<WriteDPPSZ>;
302defm : X86WriteResPairUnsupported<WriteFBlend>;
303defm : X86WriteResPairUnsupported<WriteFBlendY>;
304defm : X86WriteResPairUnsupported<WriteFBlendZ>;
305defm : X86WriteResPairUnsupported<WriteFVarBlend>;
306defm : X86WriteResPairUnsupported<WriteFVarBlendY>;
307defm : X86WriteResPairUnsupported<WriteFVarBlendZ>;
308defm : X86WriteResPairUnsupported<WriteFShuffle256>;
309defm : X86WriteResPairUnsupported<WriteFVarShuffle256>;
310
311////////////////////////////////////////////////////////////////////////////////
312// Conversions.
313////////////////////////////////////////////////////////////////////////////////
314
315defm : AtomWriteResPair<WriteCvtSS2I,   [AtomPort01], [AtomPort01], 8, 9, [8], [9]>;
316defm : AtomWriteResPair<WriteCvtPS2I,   [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
317defm : X86WriteResPairUnsupported<WriteCvtPS2IY>;
318defm : X86WriteResPairUnsupported<WriteCvtPS2IZ>;
319defm : AtomWriteResPair<WriteCvtSD2I,   [AtomPort01], [AtomPort01], 8, 9, [8], [9]>;
320defm : AtomWriteResPair<WriteCvtPD2I,   [AtomPort01], [AtomPort01], 7, 8, [7], [8]>;
321defm : X86WriteResPairUnsupported<WriteCvtPD2IY>;
322defm : X86WriteResPairUnsupported<WriteCvtPD2IZ>;
323
324defm : AtomWriteResPair<WriteCvtI2SS,   [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
325defm : AtomWriteResPair<WriteCvtI2PS,   [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
326defm : X86WriteResPairUnsupported<WriteCvtI2PSY>;
327defm : X86WriteResPairUnsupported<WriteCvtI2PSZ>;
328defm : AtomWriteResPair<WriteCvtI2SD,   [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
329defm : AtomWriteResPair<WriteCvtI2PD,   [AtomPort01], [AtomPort01], 7, 8, [7], [8]>;
330defm : X86WriteResPairUnsupported<WriteCvtI2PDY>;
331defm : X86WriteResPairUnsupported<WriteCvtI2PDZ>;
332
333defm : AtomWriteResPair<WriteCvtSS2SD,  [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
334defm : AtomWriteResPair<WriteCvtPS2PD,  [AtomPort01], [AtomPort01], 7, 8, [7], [8]>;
335defm : X86WriteResPairUnsupported<WriteCvtPS2PDY>;
336defm : X86WriteResPairUnsupported<WriteCvtPS2PDZ>;
337defm : AtomWriteResPair<WriteCvtSD2SS,  [AtomPort01], [AtomPort01], 6, 7, [6], [7]>;
338defm : AtomWriteResPair<WriteCvtPD2PS,  [AtomPort01], [AtomPort01], 7, 8, [7], [8]>;
339defm : X86WriteResPairUnsupported<WriteCvtPD2PSY>;
340defm : X86WriteResPairUnsupported<WriteCvtPD2PSZ>;
341
342defm : X86WriteResPairUnsupported<WriteCvtPH2PS>;
343defm : X86WriteResPairUnsupported<WriteCvtPH2PSY>;
344defm : X86WriteResPairUnsupported<WriteCvtPH2PSZ>;
345defm : X86WriteResUnsupported<WriteCvtPS2PH>;
346defm : X86WriteResUnsupported<WriteCvtPS2PHSt>;
347defm : X86WriteResUnsupported<WriteCvtPS2PHY>;
348defm : X86WriteResUnsupported<WriteCvtPS2PHZ>;
349defm : X86WriteResUnsupported<WriteCvtPS2PHYSt>;
350defm : X86WriteResUnsupported<WriteCvtPS2PHZSt>;
351
352////////////////////////////////////////////////////////////////////////////////
353// Vector integer operations.
354////////////////////////////////////////////////////////////////////////////////
355
356def  : WriteRes<WriteVecLoad,         [AtomPort0]>;
357def  : WriteRes<WriteVecLoadX,        [AtomPort0]>;
358defm : X86WriteResUnsupported<WriteVecLoadY>;
359def  : WriteRes<WriteVecLoadNT,       [AtomPort0]>;
360defm : X86WriteResUnsupported<WriteVecLoadNTY>;
361defm : X86WriteResUnsupported<WriteVecMaskedLoad>;
362defm : X86WriteResUnsupported<WriteVecMaskedLoadY>;
363
364def  : WriteRes<WriteVecStore,        [AtomPort0]>;
365def  : WriteRes<WriteVecStoreX,       [AtomPort0]>;
366defm : X86WriteResUnsupported<WriteVecStoreY>;
367def  : WriteRes<WriteVecStoreNT,      [AtomPort0]>;
368defm : X86WriteResUnsupported<WriteVecStoreNTY>;
369def  : WriteRes<WriteVecMaskedStore,  [AtomPort0]>;
370defm : X86WriteResUnsupported<WriteVecMaskedStoreY>;
371
372def  : WriteRes<WriteVecMove,          [AtomPort0]>;
373def  : WriteRes<WriteVecMoveX,        [AtomPort01]>;
374defm : X86WriteResUnsupported<WriteVecMoveY>;
375defm : X86WriteRes<WriteVecMoveToGpr,   [AtomPort0], 3, [3], 1>;
376defm : X86WriteRes<WriteVecMoveFromGpr, [AtomPort0], 1, [1], 1>;
377
378defm : AtomWriteResPair<WriteVecALU,       [AtomPort01],  [AtomPort0], 1, 1>;
379defm : AtomWriteResPair<WriteVecALUX,      [AtomPort01],  [AtomPort0], 1, 1>;
380defm : X86WriteResPairUnsupported<WriteVecALUY>;
381defm : X86WriteResPairUnsupported<WriteVecALUZ>;
382defm : AtomWriteResPair<WriteVecLogic,     [AtomPort01],  [AtomPort0], 1, 1>;
383defm : AtomWriteResPair<WriteVecLogicX,    [AtomPort01],  [AtomPort0], 1, 1>;
384defm : X86WriteResPairUnsupported<WriteVecLogicY>;
385defm : X86WriteResPairUnsupported<WriteVecLogicZ>;
386defm : AtomWriteResPair<WriteVecTest,      [AtomPort01],  [AtomPort0], 1, 1>;
387defm : X86WriteResPairUnsupported<WriteVecTestY>;
388defm : X86WriteResPairUnsupported<WriteVecTestZ>;
389defm : AtomWriteResPair<WriteVecShift,     [AtomPort01], [AtomPort01], 2, 3, [2], [3]>;
390defm : AtomWriteResPair<WriteVecShiftX,    [AtomPort01], [AtomPort01], 2, 3, [2], [3]>;
391defm : X86WriteResPairUnsupported<WriteVecShiftY>;
392defm : X86WriteResPairUnsupported<WriteVecShiftZ>;
393defm : AtomWriteResPair<WriteVecShiftImm,  [AtomPort01], [AtomPort01], 1, 1, [1], [1]>;
394defm : AtomWriteResPair<WriteVecShiftImmX, [AtomPort01], [AtomPort01], 1, 1, [1], [1]>;
395defm : X86WriteResPairUnsupported<WriteVecShiftImmY>;
396defm : X86WriteResPairUnsupported<WriteVecShiftImmZ>;
397defm : AtomWriteResPair<WriteVecIMul,       [AtomPort0],  [AtomPort0], 4, 4, [4], [4]>;
398defm : AtomWriteResPair<WriteVecIMulX,      [AtomPort0],  [AtomPort0], 5, 5, [5], [5]>;
399defm : X86WriteResPairUnsupported<WriteVecIMulY>;
400defm : X86WriteResPairUnsupported<WriteVecIMulZ>;
401defm : X86WriteResPairUnsupported<WritePMULLD>;
402defm : X86WriteResPairUnsupported<WritePMULLDY>;
403defm : X86WriteResPairUnsupported<WritePMULLDZ>;
404defm : X86WriteResPairUnsupported<WritePHMINPOS>;
405defm : X86WriteResPairUnsupported<WriteMPSAD>;
406defm : X86WriteResPairUnsupported<WriteMPSADY>;
407defm : X86WriteResPairUnsupported<WriteMPSADZ>;
408defm : AtomWriteResPair<WritePSADBW,       [AtomPort01], [AtomPort01], 4, 4, [4], [4]>;
409defm : AtomWriteResPair<WritePSADBWX,       [AtomPort0],  [AtomPort0], 5, 5, [5], [5]>;
410defm : X86WriteResPairUnsupported<WritePSADBWY>;
411defm : X86WriteResPairUnsupported<WritePSADBWZ>;
412defm : AtomWriteResPair<WriteShuffle,       [AtomPort0],  [AtomPort0], 1, 1>;
413defm : AtomWriteResPair<WriteShuffleX,      [AtomPort0],  [AtomPort0], 1, 1>;
414defm : X86WriteResPairUnsupported<WriteShuffleY>;
415defm : X86WriteResPairUnsupported<WriteShuffleZ>;
416defm : AtomWriteResPair<WriteVarShuffle,    [AtomPort0],  [AtomPort0], 1, 1>;
417defm : AtomWriteResPair<WriteVarShuffleX,  [AtomPort01], [AtomPort01], 4, 5, [4], [5]>;
418defm : X86WriteResPairUnsupported<WriteVarShuffleY>;
419defm : X86WriteResPairUnsupported<WriteVarShuffleZ>;
420defm : X86WriteResPairUnsupported<WriteBlend>;
421defm : X86WriteResPairUnsupported<WriteBlendY>;
422defm : X86WriteResPairUnsupported<WriteBlendZ>;
423defm : X86WriteResPairUnsupported<WriteVarBlend>;
424defm : X86WriteResPairUnsupported<WriteVarBlendY>;
425defm : X86WriteResPairUnsupported<WriteVarBlendZ>;
426defm : X86WriteResPairUnsupported<WriteShuffle256>;
427defm : X86WriteResPairUnsupported<WriteVarShuffle256>;
428defm : X86WriteResPairUnsupported<WriteVarVecShift>;
429defm : X86WriteResPairUnsupported<WriteVarVecShiftY>;
430defm : X86WriteResPairUnsupported<WriteVarVecShiftZ>;
431
432////////////////////////////////////////////////////////////////////////////////
433// Vector insert/extract operations.
434////////////////////////////////////////////////////////////////////////////////
435
436defm : AtomWriteResPair<WriteVecInsert,     [AtomPort0],  [AtomPort0], 1, 1>;
437def  : WriteRes<WriteVecExtract,   [AtomPort0]>;
438def  : WriteRes<WriteVecExtractSt, [AtomPort0]>;
439
440////////////////////////////////////////////////////////////////////////////////
441// SSE42 String instructions.
442////////////////////////////////////////////////////////////////////////////////
443
444defm : X86WriteResPairUnsupported<WritePCmpIStrI>;
445defm : X86WriteResPairUnsupported<WritePCmpIStrM>;
446defm : X86WriteResPairUnsupported<WritePCmpEStrI>;
447defm : X86WriteResPairUnsupported<WritePCmpEStrM>;
448
449////////////////////////////////////////////////////////////////////////////////
450// MOVMSK Instructions.
451////////////////////////////////////////////////////////////////////////////////
452
453def  : WriteRes<WriteFMOVMSK,    [AtomPort0]> { let Latency = 3; let ResourceCycles = [3]; }
454def  : WriteRes<WriteVecMOVMSK,  [AtomPort0]> { let Latency = 3; let ResourceCycles = [3]; }
455defm : X86WriteResUnsupported<WriteVecMOVMSKY>;
456def  : WriteRes<WriteMMXMOVMSK,  [AtomPort0]> { let Latency = 3; let ResourceCycles = [3]; }
457
458////////////////////////////////////////////////////////////////////////////////
459// AES instructions.
460////////////////////////////////////////////////////////////////////////////////
461
462defm : X86WriteResPairUnsupported<WriteAESIMC>;
463defm : X86WriteResPairUnsupported<WriteAESKeyGen>;
464defm : X86WriteResPairUnsupported<WriteAESDecEnc>;
465
466////////////////////////////////////////////////////////////////////////////////
467// Horizontal add/sub  instructions.
468////////////////////////////////////////////////////////////////////////////////
469
470defm : AtomWriteResPair<WriteFHAdd,  [AtomPort01], [AtomPort01], 8, 9, [8], [9]>;
471defm : AtomWriteResPair<WriteFHAddY, [AtomPort01], [AtomPort01], 8, 9, [8], [9]>;
472defm : AtomWriteResPair<WritePHAdd,  [AtomPort01], [AtomPort01], 3, 4, [3], [4]>;
473defm : AtomWriteResPair<WritePHAddX, [AtomPort01], [AtomPort01], 7, 8, [7], [8]>;
474defm : AtomWriteResPair<WritePHAddY, [AtomPort01], [AtomPort01], 7, 8, [7], [8]>;
475
476////////////////////////////////////////////////////////////////////////////////
477// Carry-less multiplication instructions.
478////////////////////////////////////////////////////////////////////////////////
479
480defm : X86WriteResPairUnsupported<WriteCLMul>;
481
482////////////////////////////////////////////////////////////////////////////////
483// Load/store MXCSR.
484////////////////////////////////////////////////////////////////////////////////
485
486def : WriteRes<WriteLDMXCSR, [AtomPort01]> { let Latency = 5; let ResourceCycles = [5]; }
487def : WriteRes<WriteSTMXCSR, [AtomPort01]> { let Latency = 15; let ResourceCycles = [15]; }
488
489////////////////////////////////////////////////////////////////////////////////
490// Special Cases.
491////////////////////////////////////////////////////////////////////////////////
492
493// Port0
494def AtomWrite0_1 : SchedWriteRes<[AtomPort0]> {
495  let Latency = 1;
496  let ResourceCycles = [1];
497}
498def : InstRW<[AtomWrite0_1], (instrs FXAM, LD_Frr,
499                                     MOVSX64rr32)>;
500def : SchedAlias<WriteALURMW, AtomWrite0_1>;
501def : SchedAlias<WriteADCRMW, AtomWrite0_1>;
502def : InstRW<[AtomWrite0_1], (instregex "(RCL|RCR|ROL|ROR|SAR|SHL|SHR)(8|16|32|64)m",
503                                        "MOV(S|Z)X(32|64)rr(8|8_NOREX|16)")>;
504
505// Port1
506def AtomWrite1_1 : SchedWriteRes<[AtomPort1]> {
507  let Latency = 1;
508  let ResourceCycles = [1];
509}
510def : InstRW<[AtomWrite1_1], (instrs FCOMPP)>;
511def : InstRW<[AtomWrite1_1], (instregex "UCOM_F(P|PP)?r")>;
512
513def AtomWrite1_5 : SchedWriteRes<[AtomPort1]> {
514  let Latency = 5;
515  let ResourceCycles = [5];
516}
517def : InstRW<[AtomWrite1_5], (instrs MMX_CVTPI2PSirr, MMX_CVTPI2PSirm,
518                                     MMX_CVTPS2PIirr, MMX_CVTTPS2PIirr)>;
519
520// Port0 and Port1
521def AtomWrite0_1_1 : SchedWriteRes<[AtomPort0, AtomPort1]> {
522  let Latency = 1;
523  let ResourceCycles = [1, 1];
524}
525def : InstRW<[AtomWrite0_1_1], (instrs POP32r, POP64r,
526                                       POP16rmr, POP32rmr, POP64rmr,
527                                       PUSH16r, PUSH32r, PUSH64r,
528                                       PUSHi16, PUSHi32,
529                                       PUSH16rmr, PUSH32rmr, PUSH64rmr,
530                                       PUSH16i8, PUSH32i8, PUSH64i8, PUSH64i32,
531                                       XCH_F)>;
532def : InstRW<[AtomWrite0_1_1], (instregex "RETI(L|Q|W)$",
533                                          "IRET(16|32|64)?")>;
534
535def AtomWrite0_1_5 : SchedWriteRes<[AtomPort0, AtomPort1]> {
536  let Latency = 5;
537  let ResourceCycles = [5, 5];
538}
539def : InstRW<[AtomWrite0_1_5], (instrs MMX_CVTPS2PIirm, MMX_CVTTPS2PIirm)>;
540def : InstRW<[AtomWrite0_1_5], (instregex "ILD_F(16|32|64)")>;
541
542// Port0 or Port1
543def AtomWrite01_1 : SchedWriteRes<[AtomPort01]> {
544  let Latency = 1;
545  let ResourceCycles = [1];
546}
547def : InstRW<[AtomWrite01_1], (instrs FDECSTP, FFREE, FFREEP, FINCSTP, WAIT,
548                                      LFENCE,
549                                      STOSB, STOSL, STOSQ, STOSW,
550                                      MOVSSrr, MOVSSrr_REV,
551                                      PSLLDQri, PSRLDQri)>;
552def : InstRW<[AtomWrite01_1], (instregex "MMX_PACK(SSDW|SSWB|USWB)irr",
553                                         "MMX_PUNPCKH(BW|DQ|WD)irr")>;
554
555def AtomWrite01_2 : SchedWriteRes<[AtomPort01]> {
556  let Latency = 2;
557  let ResourceCycles = [2];
558}
559def : InstRW<[AtomWrite01_2], (instrs LEAVE, LEAVE64, POP16r,
560                                      PUSH16rmm, PUSH32rmm, PUSH64rmm,
561                                      LODSB, LODSL, LODSQ, LODSW,
562                                      SCASB, SCASL, SCASQ, SCASW)>;
563def : InstRW<[AtomWrite01_2], (instregex "PUSH(CS|DS|ES|FS|GS|SS)(16|32|64)",
564                                         "(ST|ISTT)_F(P)?(16|32|64)?(m|rr)",
565                                         "MMX_P(ADD|SUB)Qirr",
566                                         "MOV(S|Z)X16rr8",
567                                         "MOV(UPS|UPD|DQU)mr",
568                                         "MASKMOVDQU(64)?",
569                                         "P(ADD|SUB)Qrr")>;
570def : SchedAlias<WriteBitTestSetImmRMW, AtomWrite01_2>;
571
572def AtomWrite01_3 : SchedWriteRes<[AtomPort01]> {
573  let Latency = 3;
574  let ResourceCycles = [3];
575}
576def : InstRW<[AtomWrite01_3], (instrs CLD, LDDQUrm,
577                                      CMPSB, CMPSL, CMPSQ, CMPSW,
578                                      MOVSB, MOVSL, MOVSQ, MOVSW,
579                                      POP16rmm, POP32rmm, POP64rmm)>;
580def : InstRW<[AtomWrite01_3], (instregex "XADD(8|16|32|64)rm",
581                                         "XCHG(8|16|32|64)rm",
582                                         "PH(ADD|SUB)Drr",
583                                         "MOV(S|Z)X16rm8",
584                                         "MMX_P(ADD|SUB)Qirm",
585                                         "MOV(UPS|UPD|DQU)rm",
586                                         "P(ADD|SUB)Qrm")>;
587
588def AtomWrite01_4 : SchedWriteRes<[AtomPort01]> {
589  let Latency = 4;
590  let ResourceCycles = [4];
591}
592def : InstRW<[AtomWrite01_4], (instrs CBW, CWD, CWDE, CDQ, CDQE, CQO,
593                                      JCXZ, JECXZ, JRCXZ,
594                                      LD_F80m)>;
595def : InstRW<[AtomWrite01_4], (instregex "PH(ADD|SUB)Drm",
596                                         "(MMX_)?PEXTRWrr(_REV)?")>;
597
598def AtomWrite01_5 : SchedWriteRes<[AtomPort01]> {
599  let Latency = 5;
600  let ResourceCycles = [5];
601}
602def : InstRW<[AtomWrite01_5], (instrs FLDCW16m, ST_FP80m)>;
603def : InstRW<[AtomWrite01_5], (instregex "MMX_PH(ADD|SUB)S?Wrr")>;
604
605def AtomWrite01_6 : SchedWriteRes<[AtomPort01]> {
606  let Latency = 6;
607  let ResourceCycles = [6];
608}
609def : InstRW<[AtomWrite01_6], (instrs CMPXCHG8rm, INTO, XLAT,
610                                      SHLD16rrCL, SHRD16rrCL,
611                                      SHLD16rri8, SHRD16rri8,
612                                      SHLD16mrCL, SHRD16mrCL,
613                                      SHLD16mri8, SHRD16mri8)>;
614def : InstRW<[AtomWrite01_6], (instregex "IST_F(P)?(16|32|64)?m",
615                                         "MMX_PH(ADD|SUB)S?Wrm")>;
616
617def AtomWrite01_7 : SchedWriteRes<[AtomPort01]> {
618  let Latency = 7;
619  let ResourceCycles = [7];
620}
621def : InstRW<[AtomWrite01_7], (instrs AAD8i8)>;
622
623def AtomWrite01_8 : SchedWriteRes<[AtomPort01]> {
624  let Latency = 8;
625  let ResourceCycles = [8];
626}
627def : InstRW<[AtomWrite01_8], (instrs LOOPE,
628                                      PUSHA16, PUSHA32,
629                                      SHLD64rrCL, SHRD64rrCL,
630                                      FNSTCW16m)>;
631
632def AtomWrite01_9 : SchedWriteRes<[AtomPort01]> {
633  let Latency = 9;
634  let ResourceCycles = [9];
635}
636def : InstRW<[AtomWrite01_9], (instrs POPA16, POPA32,
637                                      PUSHF16, PUSHF32, PUSHF64,
638                                      SHLD64mrCL, SHRD64mrCL,
639                                      SHLD64mri8, SHRD64mri8,
640                                      SHLD64rri8, SHRD64rri8,
641                                      CMPXCHG8rr)>;
642def : InstRW<[AtomWrite01_9], (instregex "(U)?COM_FI", "TST_F",
643                                         "(U)?COMIS(D|S)rr",
644                                         "CVT(T)?SS2SI64rr(_Int)?")>;
645
646def AtomWrite01_10 : SchedWriteRes<[AtomPort01]> {
647  let Latency = 10;
648  let ResourceCycles = [10];
649}
650def : SchedAlias<WriteFLDC, AtomWrite01_10>;
651def : InstRW<[AtomWrite01_10], (instregex "(U)?COMIS(D|S)rm",
652                                          "CVT(T)?SS2SI64rm(_Int)?")>;
653
654def AtomWrite01_11 : SchedWriteRes<[AtomPort01]> {
655  let Latency = 11;
656  let ResourceCycles = [11];
657}
658def : InstRW<[AtomWrite01_11], (instrs BOUNDS16rm, BOUNDS32rm)>;
659def : SchedAlias<WriteBitTestSetRegRMW, AtomWrite01_11>;
660
661def AtomWrite01_13 : SchedWriteRes<[AtomPort01]> {
662  let Latency = 13;
663  let ResourceCycles = [13];
664}
665def : InstRW<[AtomWrite01_13], (instrs AAA, AAS)>;
666
667def AtomWrite01_14 : SchedWriteRes<[AtomPort01]> {
668  let Latency = 14;
669  let ResourceCycles = [14];
670}
671def : InstRW<[AtomWrite01_14], (instrs CMPXCHG16rm, CMPXCHG32rm, CMPXCHG64rm)>;
672
673def AtomWrite01_17 : SchedWriteRes<[AtomPort01]> {
674  let Latency = 17;
675  let ResourceCycles = [17];
676}
677def : InstRW<[AtomWrite01_17], (instrs LOOPNE, PAUSE)>;
678
679def AtomWrite01_18 : SchedWriteRes<[AtomPort01]> {
680  let Latency = 18;
681  let ResourceCycles = [18];
682}
683def : InstRW<[AtomWrite01_18], (instrs CMPXCHG8B, DAA, LOOP)>;
684
685def AtomWrite01_20 : SchedWriteRes<[AtomPort01]> {
686  let Latency = 20;
687  let ResourceCycles = [20];
688}
689def : InstRW<[AtomWrite01_20], (instrs DAS)>;
690
691def AtomWrite01_21 : SchedWriteRes<[AtomPort01]> {
692  let Latency = 21;
693  let ResourceCycles = [21];
694}
695def : InstRW<[AtomWrite01_21], (instrs AAM8i8, STD)>;
696
697def AtomWrite01_22 : SchedWriteRes<[AtomPort01]> {
698  let Latency = 22;
699  let ResourceCycles = [22];
700}
701def : InstRW<[AtomWrite01_22], (instrs CMPXCHG16B)>;
702
703def AtomWrite01_23 : SchedWriteRes<[AtomPort01]> {
704  let Latency = 23;
705  let ResourceCycles = [23];
706}
707def : InstRW<[AtomWrite01_23], (instrs ARPL16mr, ARPL16rr)>;
708
709def AtomWrite01_25 : SchedWriteRes<[AtomPort01]> {
710  let Latency = 25;
711  let ResourceCycles = [25];
712}
713def : InstRW<[AtomWrite01_25], (instrs FNCLEX, FXTRACT)>;
714
715def AtomWrite01_26 : SchedWriteRes<[AtomPort01]> {
716  let Latency = 26;
717  let ResourceCycles = [26];
718}
719def : InstRW<[AtomWrite01_26], (instrs POPF32, POPF64)>;
720
721def AtomWrite01_29 : SchedWriteRes<[AtomPort01]> {
722  let Latency = 29;
723  let ResourceCycles = [29];
724}
725def : InstRW<[AtomWrite01_29], (instregex "POP(DS|ES|FS|GS)(16|32|64)")>;
726
727def AtomWrite01_30 : SchedWriteRes<[AtomPort01]> {
728  let Latency = 30;
729  let ResourceCycles = [30];
730}
731def : InstRW<[AtomWrite01_30], (instrs RDTSC, RDTSCP)>;
732
733def AtomWrite01_32 : SchedWriteRes<[AtomPort01]> {
734  let Latency = 32;
735  let ResourceCycles = [32];
736}
737def : InstRW<[AtomWrite01_32], (instrs ENTER, POPF16)>;
738
739def AtomWrite01_45 : SchedWriteRes<[AtomPort01]> {
740  let Latency = 45;
741  let ResourceCycles = [45];
742}
743def : InstRW<[AtomWrite01_45], (instrs MONITOR32rrr, MONITOR64rrr)>;
744
745def AtomWrite01_46 : SchedWriteRes<[AtomPort01]> {
746  let Latency = 46;
747  let ResourceCycles = [46];
748}
749def : InstRW<[AtomWrite01_46], (instrs FRNDINT, MWAITrr, RDPMC)>;
750
751def AtomWrite01_48 : SchedWriteRes<[AtomPort01]> {
752  let Latency = 48;
753  let ResourceCycles = [48];
754}
755def : InstRW<[AtomWrite01_48], (instrs POPSS16, POPSS32)>;
756
757def AtomWrite01_55 : SchedWriteRes<[AtomPort01]> {
758  let Latency = 55;
759  let ResourceCycles = [55];
760}
761def : InstRW<[AtomWrite01_55], (instrs FPREM)>;
762
763def AtomWrite01_59 : SchedWriteRes<[AtomPort01]> {
764  let Latency = 59;
765  let ResourceCycles = [59];
766}
767def : InstRW<[AtomWrite01_59], (instrs INSB, INSL, INSW)>;
768
769def AtomWrite01_63 : SchedWriteRes<[AtomPort01]> {
770  let Latency = 63;
771  let ResourceCycles = [63];
772}
773def : InstRW<[AtomWrite01_63], (instrs FNINIT)>;
774
775def AtomWrite01_68 : SchedWriteRes<[AtomPort01]> {
776  let Latency = 68;
777  let ResourceCycles = [68];
778}
779def : InstRW<[AtomWrite01_68], (instrs OUT8rr, OUT16rr, OUT32rr)>;
780
781def AtomWrite01_71 : SchedWriteRes<[AtomPort01]> {
782  let Latency = 71;
783  let ResourceCycles = [71];
784}
785def : InstRW<[AtomWrite01_71], (instrs FPREM1,
786                                       INVLPG, INVLPGA32, INVLPGA64)>;
787
788def AtomWrite01_72 : SchedWriteRes<[AtomPort01]> {
789  let Latency = 72;
790  let ResourceCycles = [72];
791}
792def : InstRW<[AtomWrite01_72], (instrs OUT8ir, OUT16ir, OUT32ir)>;
793
794def AtomWrite01_74 : SchedWriteRes<[AtomPort01]> {
795  let Latency = 74;
796  let ResourceCycles = [74];
797}
798def : InstRW<[AtomWrite01_74], (instrs OUTSB, OUTSL, OUTSW)>;
799
800def AtomWrite01_77 : SchedWriteRes<[AtomPort01]> {
801  let Latency = 77;
802  let ResourceCycles = [77];
803}
804def : InstRW<[AtomWrite01_77], (instrs FSCALE)>;
805
806def AtomWrite01_78 : SchedWriteRes<[AtomPort01]> {
807  let Latency = 78;
808  let ResourceCycles = [78];
809}
810def : InstRW<[AtomWrite01_78], (instrs RDMSR)>;
811
812def AtomWrite01_79 : SchedWriteRes<[AtomPort01]> {
813  let Latency = 79;
814  let ResourceCycles = [79];
815}
816def : InstRW<[AtomWrite01_79], (instregex "RET(L|Q|W)?$",
817                                          "LRETI?(L|Q|W)")>;
818
819def AtomWrite01_92 : SchedWriteRes<[AtomPort01]> {
820  let Latency = 92;
821  let ResourceCycles = [92];
822}
823def : InstRW<[AtomWrite01_92], (instrs IN8ri, IN16ri, IN32ri)>;
824
825def AtomWrite01_94 : SchedWriteRes<[AtomPort01]> {
826  let Latency = 94;
827  let ResourceCycles = [94];
828}
829def : InstRW<[AtomWrite01_94], (instrs IN8rr, IN16rr, IN32rr)>;
830
831def AtomWrite01_99 : SchedWriteRes<[AtomPort01]> {
832  let Latency = 99;
833  let ResourceCycles = [99];
834}
835def : InstRW<[AtomWrite01_99], (instrs F2XM1)>;
836
837def AtomWrite01_121 : SchedWriteRes<[AtomPort01]> {
838  let Latency = 121;
839  let ResourceCycles = [121];
840}
841def : InstRW<[AtomWrite01_121], (instrs CPUID)>;
842
843def AtomWrite01_127 : SchedWriteRes<[AtomPort01]> {
844  let Latency = 127;
845  let ResourceCycles = [127];
846}
847def : InstRW<[AtomWrite01_127], (instrs INT)>;
848
849def AtomWrite01_130 : SchedWriteRes<[AtomPort01]> {
850  let Latency = 130;
851  let ResourceCycles = [130];
852}
853def : InstRW<[AtomWrite01_130], (instrs INT3)>;
854
855def AtomWrite01_140 : SchedWriteRes<[AtomPort01]> {
856  let Latency = 140;
857  let ResourceCycles = [140];
858}
859def : InstRW<[AtomWrite01_140], (instrs FXSAVE, FXSAVE64)>;
860
861def AtomWrite01_141 : SchedWriteRes<[AtomPort01]> {
862  let Latency = 141;
863  let ResourceCycles = [141];
864}
865def : InstRW<[AtomWrite01_141], (instrs FXRSTOR, FXRSTOR64)>;
866
867def AtomWrite01_146 : SchedWriteRes<[AtomPort01]> {
868  let Latency = 146;
869  let ResourceCycles = [146];
870}
871def : InstRW<[AtomWrite01_146], (instrs FYL2X)>;
872
873def AtomWrite01_147 : SchedWriteRes<[AtomPort01]> {
874  let Latency = 147;
875  let ResourceCycles = [147];
876}
877def : InstRW<[AtomWrite01_147], (instrs FYL2XP1)>;
878
879def AtomWrite01_168 : SchedWriteRes<[AtomPort01]> {
880  let Latency = 168;
881  let ResourceCycles = [168];
882}
883def : InstRW<[AtomWrite01_168], (instrs FPTAN)>;
884
885def AtomWrite01_174 : SchedWriteRes<[AtomPort01]> {
886  let Latency = 174;
887  let ResourceCycles = [174];
888}
889def : InstRW<[AtomWrite01_174], (instrs FSINCOS)>;
890def : InstRW<[AtomWrite01_174], (instregex "(COS|SIN)_F")>;
891
892def AtomWrite01_183 : SchedWriteRes<[AtomPort01]> {
893  let Latency = 183;
894  let ResourceCycles = [183];
895}
896def : InstRW<[AtomWrite01_183], (instrs FPATAN)>;
897
898def AtomWrite01_202 : SchedWriteRes<[AtomPort01]> {
899  let Latency = 202;
900  let ResourceCycles = [202];
901}
902def : InstRW<[AtomWrite01_202], (instrs WRMSR)>;
903
904} // SchedModel
905