1 //=- X86ScheduleSLM.td - X86 Silvermont Scheduling -----------*- tablegen -*-=//
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
7 //===----------------------------------------------------------------------===//
9 // This file defines the machine model for Intel Silvermont to support
10 // instruction scheduling and other instruction cost heuristics.
12 //===----------------------------------------------------------------------===//
14 def SLMModel : SchedMachineModel {
15 // All x86 instructions are modeled as a single micro-op, and SLM can decode 2
16 // instructions per cycle.
18 let MicroOpBufferSize = 32; // Based on the reorder buffer.
20 let MispredictPenalty = 10;
21 let PostRAScheduler = 1;
23 // For small loops, expand by a small factor to hide the backedge cost.
24 let LoopMicroOpBufferSize = 10;
26 // FIXME: SSE4 is unimplemented. This flag is set to allow
27 // the scheduler to assign a default model to unrecognized opcodes.
28 let CompleteModel = 0;
31 let SchedModel = SLMModel in {
33 // Silvermont has 5 reservation stations for micro-ops
34 def SLM_IEC_RSV0 : ProcResource<1>;
35 def SLM_IEC_RSV1 : ProcResource<1>;
36 def SLM_FPC_RSV0 : ProcResource<1> { let BufferSize = 1; }
37 def SLM_FPC_RSV1 : ProcResource<1> { let BufferSize = 1; }
38 def SLM_MEC_RSV : ProcResource<1>;
40 // Many micro-ops are capable of issuing on multiple ports.
41 def SLM_IEC_RSV01 : ProcResGroup<[SLM_IEC_RSV0, SLM_IEC_RSV1]>;
42 def SLM_FPC_RSV01 : ProcResGroup<[SLM_FPC_RSV0, SLM_FPC_RSV1]>;
44 def SLMDivider : ProcResource<1>;
45 def SLMFPMultiplier : ProcResource<1>;
46 def SLMFPDivider : ProcResource<1>;
48 // Loads are 3 cycles, so ReadAfterLd registers needn't be available until 3
49 // cycles after the memory operand.
50 def : ReadAdvance<ReadAfterLd, 3>;
51 def : ReadAdvance<ReadAfterVecLd, 3>;
52 def : ReadAdvance<ReadAfterVecXLd, 3>;
53 def : ReadAdvance<ReadAfterVecYLd, 3>;
55 def : ReadAdvance<ReadInt2Fpu, 0>;
57 // Many SchedWrites are defined in pairs with and without a folded load.
58 // Instructions with folded loads are usually micro-fused, so they only appear
59 // as two micro-ops when queued in the reservation station.
60 // This multiclass defines the resource usage for variants with and without
62 multiclass SLMWriteResPair<X86FoldableSchedWrite SchedRW,
63 list<ProcResourceKind> ExePorts,
64 int Lat, list<int> Res = [1], int UOps = 1,
65 int LoadUOps = 0, int LoadLat = 3> {
66 // Register variant is using a single cycle on ExePort.
67 def : WriteRes<SchedRW, ExePorts> {
69 let ReleaseAtCycles = Res;
70 let NumMicroOps = UOps;
73 // Memory variant also uses a cycle on MEC_RSV and adds LoadLat cycles to
74 // the latency (default = 3).
75 def : WriteRes<SchedRW.Folded, !listconcat([SLM_MEC_RSV], ExePorts)> {
76 let Latency = !add(Lat, LoadLat);
77 let ReleaseAtCycles = !listconcat([1], Res);
78 let NumMicroOps = !add(UOps, LoadUOps);
82 // A folded store needs a cycle on MEC_RSV for the store data (using the same uop),
83 // but it does not need an extra port cycle to recompute the address.
84 def : WriteRes<WriteRMW, [SLM_MEC_RSV]> { let NumMicroOps = 0; }
86 def : WriteRes<WriteStore, [SLM_IEC_RSV01, SLM_MEC_RSV]>;
87 def : WriteRes<WriteStoreNT, [SLM_IEC_RSV01, SLM_MEC_RSV]>;
88 def : WriteRes<WriteLoad, [SLM_MEC_RSV]> { let Latency = 3; }
89 def : WriteRes<WriteMove, [SLM_IEC_RSV01]>;
90 def : WriteRes<WriteZero, []>;
91 defm : X86WriteResUnsupported<WriteVecMaskedGatherWriteback>;
94 defm : X86WriteRes<WriteSTMXCSR, [SLM_MEC_RSV], 12,[11], 4>;
95 defm : X86WriteRes<WriteLDMXCSR, [SLM_MEC_RSV], 10, [8], 5>;
97 // Treat misc copies as a move.
98 def : InstRW<[WriteMove], (instrs COPY)>;
100 defm : SLMWriteResPair<WriteALU, [SLM_IEC_RSV01], 1>;
101 defm : SLMWriteResPair<WriteADC, [SLM_IEC_RSV01], 1>;
103 defm : SLMWriteResPair<WriteIMul8, [SLM_IEC_RSV1], 5, [5], 3>;
104 defm : SLMWriteResPair<WriteIMul16, [SLM_IEC_RSV1], 5, [5], 4, 1>;
105 defm : SLMWriteResPair<WriteIMul16Imm, [SLM_IEC_RSV1], 4, [4], 2, 1>;
106 defm : SLMWriteResPair<WriteIMul16Reg, [SLM_IEC_RSV1], 4, [4], 2, 1>;
107 defm : SLMWriteResPair<WriteIMul32, [SLM_IEC_RSV1], 5, [5], 3, 1>;
108 defm : SLMWriteResPair<WriteIMul32Imm, [SLM_IEC_RSV1], 3>;
109 defm : SLMWriteResPair<WriteIMul32Reg, [SLM_IEC_RSV1], 3>;
110 defm : SLMWriteResPair<WriteIMul64, [SLM_IEC_RSV1], 7, [7], 3>;
111 defm : SLMWriteResPair<WriteIMul64Imm, [SLM_IEC_RSV1], 5, [2]>;
112 defm : SLMWriteResPair<WriteIMul64Reg, [SLM_IEC_RSV1], 5, [2]>;
113 defm : X86WriteResUnsupported<WriteIMulH>;
114 defm : X86WriteResUnsupported<WriteIMulHLd>;
115 defm : X86WriteResPairUnsupported<WriteMULX32>;
116 defm : X86WriteResPairUnsupported<WriteMULX64>;
118 defm : X86WriteRes<WriteBSWAP32, [SLM_IEC_RSV01], 1, [1], 1>;
119 defm : X86WriteRes<WriteBSWAP64, [SLM_IEC_RSV01], 1, [1], 1>;
120 defm : X86WriteRes<WriteCMPXCHG, [SLM_IEC_RSV01], 6, [6], 5>;
121 defm : X86WriteRes<WriteCMPXCHGRMW, [SLM_IEC_RSV01, SLM_MEC_RSV], 10, [6, 2], 8>;
122 defm : X86WriteRes<WriteXCHG, [SLM_IEC_RSV01], 3, [3], 3>;
124 defm : SLMWriteResPair<WriteShift, [SLM_IEC_RSV0], 1>;
125 defm : SLMWriteResPair<WriteShiftCL, [SLM_IEC_RSV0], 1>;
126 defm : SLMWriteResPair<WriteRotate, [SLM_IEC_RSV0], 1>;
127 defm : SLMWriteResPair<WriteRotateCL, [SLM_IEC_RSV0], 1>;
129 defm : X86WriteRes<WriteSHDrri, [SLM_IEC_RSV0], 1, [1], 1>;
130 defm : X86WriteRes<WriteSHDrrcl,[SLM_IEC_RSV0], 1, [1], 1>;
131 defm : X86WriteRes<WriteSHDmri, [SLM_MEC_RSV, SLM_IEC_RSV0], 4, [2, 1], 2>;
132 defm : X86WriteRes<WriteSHDmrcl,[SLM_MEC_RSV, SLM_IEC_RSV0], 4, [2, 1], 2>;
134 defm : SLMWriteResPair<WriteJump, [SLM_IEC_RSV1], 1>;
135 defm : SLMWriteResPair<WriteCRC32, [SLM_IEC_RSV1], 3>;
137 defm : SLMWriteResPair<WriteCMOV, [SLM_IEC_RSV01], 2, [2]>;
138 defm : X86WriteRes<WriteFCMOV, [SLM_FPC_RSV1], 3, [1], 1>; // x87 conditional move.
139 def : WriteRes<WriteSETCC, [SLM_IEC_RSV01]>;
140 def : WriteRes<WriteSETCCStore, [SLM_IEC_RSV01, SLM_MEC_RSV]> {
141 // FIXME Latency and NumMicrOps?
142 let ReleaseAtCycles = [2,1];
144 defm : X86WriteRes<WriteLAHFSAHF, [SLM_IEC_RSV01], 1, [1], 1>;
145 defm : X86WriteRes<WriteBitTest, [SLM_IEC_RSV0, SLM_IEC_RSV1], 1, [1,1], 1>;
146 defm : X86WriteRes<WriteBitTestImmLd, [SLM_IEC_RSV0, SLM_IEC_RSV1, SLM_MEC_RSV], 4, [1,1,1], 1>;
147 defm : X86WriteRes<WriteBitTestRegLd, [SLM_IEC_RSV0, SLM_IEC_RSV1, SLM_MEC_RSV], 4, [1,1,1], 7>;
148 defm : X86WriteRes<WriteBitTestSet, [SLM_IEC_RSV0, SLM_IEC_RSV1], 1, [1,1], 1>;
149 defm : X86WriteRes<WriteBitTestSetImmLd, [SLM_IEC_RSV0, SLM_IEC_RSV1, SLM_MEC_RSV], 3, [1,1,1], 1>;
150 defm : X86WriteRes<WriteBitTestSetRegLd, [SLM_IEC_RSV0, SLM_IEC_RSV1, SLM_MEC_RSV], 3, [1,1,1], 8>;
152 // This is for simple LEAs with one or two input operands.
153 // The complex ones can only execute on port 1, and they require two cycles on
154 // the port to read all inputs. We don't model that.
155 def : WriteRes<WriteLEA, [SLM_IEC_RSV1]>;
158 defm : SLMWriteResPair<WriteBSF, [SLM_IEC_RSV0, SLM_IEC_RSV1], 10, [10,10], 10>;
159 defm : SLMWriteResPair<WriteBSR, [SLM_IEC_RSV0, SLM_IEC_RSV1], 10, [10,10], 10>;
160 defm : SLMWriteResPair<WriteLZCNT, [SLM_IEC_RSV0], 3>;
161 defm : SLMWriteResPair<WriteTZCNT, [SLM_IEC_RSV0], 3>;
162 defm : SLMWriteResPair<WritePOPCNT, [SLM_IEC_RSV0], 3>;
164 // BMI1 BEXTR/BLS, BMI2 BZHI
165 defm : X86WriteResPairUnsupported<WriteBEXTR>;
166 defm : X86WriteResPairUnsupported<WriteBLS>;
167 defm : X86WriteResPairUnsupported<WriteBZHI>;
169 defm : SLMWriteResPair<WriteDiv8, [SLM_IEC_RSV01, SLMDivider], 25, [1,25], 1, 0, 4>;
170 defm : SLMWriteResPair<WriteDiv16, [SLM_IEC_RSV01, SLMDivider], 25, [1,25], 1, 0, 4>;
171 defm : SLMWriteResPair<WriteDiv32, [SLM_IEC_RSV01, SLMDivider], 25, [1,25], 1, 0, 4>;
172 defm : SLMWriteResPair<WriteDiv64, [SLM_IEC_RSV01, SLMDivider], 25, [1,25], 1, 0, 4>;
173 defm : SLMWriteResPair<WriteIDiv8, [SLM_IEC_RSV01, SLMDivider], 25, [1,25], 1, 0, 4>;
174 defm : SLMWriteResPair<WriteIDiv16, [SLM_IEC_RSV01, SLMDivider], 25, [1,25], 1, 0, 4>;
175 defm : SLMWriteResPair<WriteIDiv32, [SLM_IEC_RSV01, SLMDivider], 25, [1,25], 1, 0, 4>;
176 defm : SLMWriteResPair<WriteIDiv64, [SLM_IEC_RSV01, SLMDivider], 25, [1,25], 1, 0, 4>;
178 // Scalar and vector floating point.
179 defm : X86WriteRes<WriteFLD0, [SLM_FPC_RSV01], 1, [1], 1>;
180 defm : X86WriteRes<WriteFLD1, [SLM_FPC_RSV01], 1, [1], 1>;
181 defm : X86WriteRes<WriteFLDC, [SLM_FPC_RSV01], 1, [2], 2>;
182 def : WriteRes<WriteFLoad, [SLM_MEC_RSV]> { let Latency = 3; }
183 def : WriteRes<WriteFLoadX, [SLM_MEC_RSV]> { let Latency = 3; }
184 defm : X86WriteResUnsupported<WriteFLoadY>;
185 def : WriteRes<WriteFMaskedLoad, [SLM_MEC_RSV]> { let Latency = 3; }
186 defm : X86WriteResUnsupported<WriteFMaskedLoadY>;
187 def : WriteRes<WriteFStore, [SLM_MEC_RSV]>;
188 def : WriteRes<WriteFStoreX, [SLM_MEC_RSV]>;
189 defm : X86WriteResUnsupported<WriteFStoreY>;
190 def : WriteRes<WriteFStoreNT, [SLM_MEC_RSV]>;
191 def : WriteRes<WriteFStoreNTX, [SLM_MEC_RSV]>;
192 defm : X86WriteResUnsupported<WriteFStoreNTY>;
194 def : WriteRes<WriteFMaskedStore32, [SLM_MEC_RSV]>;
195 defm : X86WriteResUnsupported<WriteFMaskedStore32Y>;
196 def : WriteRes<WriteFMaskedStore64, [SLM_MEC_RSV]>;
197 defm : X86WriteResUnsupported<WriteFMaskedStore64Y>;
199 def : WriteRes<WriteFMove, [SLM_FPC_RSV01]>;
200 def : WriteRes<WriteFMoveX, [SLM_FPC_RSV01]>;
201 defm : X86WriteResUnsupported<WriteFMoveY>;
202 defm : X86WriteResUnsupported<WriteFMoveZ>;
203 defm : X86WriteRes<WriteEMMS, [SLM_FPC_RSV01], 10, [10], 9>;
205 defm : SLMWriteResPair<WriteFAdd, [SLM_FPC_RSV1], 3>;
206 defm : SLMWriteResPair<WriteFAddX, [SLM_FPC_RSV1], 3>;
207 defm : X86WriteResPairUnsupported<WriteFAddY>;
208 defm : X86WriteResPairUnsupported<WriteFAddZ>;
209 defm : SLMWriteResPair<WriteFAdd64, [SLM_FPC_RSV1], 3>;
210 defm : SLMWriteResPair<WriteFAdd64X, [SLM_FPC_RSV1], 4, [2]>;
211 defm : X86WriteResPairUnsupported<WriteFAdd64Y>;
212 defm : X86WriteResPairUnsupported<WriteFAdd64Z>;
213 defm : SLMWriteResPair<WriteFCmp, [SLM_FPC_RSV1], 3>;
214 defm : SLMWriteResPair<WriteFCmpX, [SLM_FPC_RSV1], 3>;
215 defm : X86WriteResPairUnsupported<WriteFCmpY>;
216 defm : X86WriteResPairUnsupported<WriteFCmpZ>;
217 defm : SLMWriteResPair<WriteFCmp64, [SLM_FPC_RSV1], 3>;
218 defm : SLMWriteResPair<WriteFCmp64X, [SLM_FPC_RSV1], 3>;
219 defm : X86WriteResPairUnsupported<WriteFCmp64Y>;
220 defm : X86WriteResPairUnsupported<WriteFCmp64Z>;
221 defm : SLMWriteResPair<WriteFCom, [SLM_FPC_RSV1], 3>;
222 defm : SLMWriteResPair<WriteFComX, [SLM_FPC_RSV1], 3>;
223 defm : SLMWriteResPair<WriteFMul, [SLM_FPC_RSV0, SLMFPMultiplier], 5, [1,2]>;
224 defm : SLMWriteResPair<WriteFMulX, [SLM_FPC_RSV0, SLMFPMultiplier], 5, [1,2]>;
225 defm : X86WriteResPairUnsupported<WriteFMulY>;
226 defm : X86WriteResPairUnsupported<WriteFMulZ>;
227 defm : SLMWriteResPair<WriteFMul64, [SLM_FPC_RSV0, SLMFPMultiplier], 5, [1,2]>;
228 defm : SLMWriteResPair<WriteFMul64X, [SLM_FPC_RSV0, SLMFPMultiplier], 7, [1,4]>;
229 defm : X86WriteResPairUnsupported<WriteFMul64Y>;
230 defm : X86WriteResPairUnsupported<WriteFMul64Z>;
231 defm : X86WriteResPairUnsupported<WriteFMA>;
232 defm : X86WriteResPairUnsupported<WriteFMAX>;
233 defm : X86WriteResPairUnsupported<WriteFMAY>;
234 defm : X86WriteResPairUnsupported<WriteFMAZ>;
235 defm : SLMWriteResPair<WriteFDiv, [SLM_FPC_RSV0, SLMFPDivider], 19, [1,17]>;
236 defm : SLMWriteResPair<WriteFDivX, [SLM_FPC_RSV0, SLMFPDivider], 39, [1,39], 6, 1>;
237 defm : X86WriteResPairUnsupported<WriteFDivY>;
238 defm : X86WriteResPairUnsupported<WriteFDivZ>;
239 defm : SLMWriteResPair<WriteFDiv64, [SLM_FPC_RSV0, SLMFPDivider], 34, [1,32]>;
240 defm : SLMWriteResPair<WriteFDiv64X, [SLM_FPC_RSV0, SLMFPDivider], 69, [1,69], 6, 1>;
241 defm : X86WriteResPairUnsupported<WriteFDiv64Y>;
242 defm : X86WriteResPairUnsupported<WriteFDiv64Z>;
243 defm : SLMWriteResPair<WriteFRcp, [SLM_FPC_RSV0], 4>;
244 defm : SLMWriteResPair<WriteFRcpX, [SLM_FPC_RSV0], 9, [8], 5, 1>;
245 defm : X86WriteResPairUnsupported<WriteFRcpY>;
246 defm : X86WriteResPairUnsupported<WriteFRcpZ>;
247 defm : SLMWriteResPair<WriteFRsqrt, [SLM_FPC_RSV0], 4>;
248 defm : SLMWriteResPair<WriteFRsqrtX, [SLM_FPC_RSV0], 9, [8], 5, 1>;
249 defm : X86WriteResPairUnsupported<WriteFRsqrtY>;
250 defm : X86WriteResPairUnsupported<WriteFRsqrtZ>;
251 defm : SLMWriteResPair<WriteFSqrt, [SLM_FPC_RSV0, SLMFPDivider], 20, [1,20]>;
252 defm : SLMWriteResPair<WriteFSqrtX, [SLM_FPC_RSV0, SLMFPDivider], 41, [1,40], 5, 1>;
253 defm : X86WriteResPairUnsupported<WriteFSqrtY>;
254 defm : X86WriteResPairUnsupported<WriteFSqrtZ>;
255 defm : SLMWriteResPair<WriteFSqrt64, [SLM_FPC_RSV0, SLMFPDivider], 35, [1,35]>;
256 defm : SLMWriteResPair<WriteFSqrt64X, [SLM_FPC_RSV0, SLMFPDivider], 71, [1,70], 5, 1>;
257 defm : X86WriteResPairUnsupported<WriteFSqrt64Y>;
258 defm : X86WriteResPairUnsupported<WriteFSqrt64Z>;
259 defm : SLMWriteResPair<WriteFSqrt80, [SLM_FPC_RSV0,SLMFPDivider], 40, [1,40]>;
260 defm : SLMWriteResPair<WriteDPPD, [SLM_FPC_RSV1], 12, [8], 5, 1>;
261 defm : SLMWriteResPair<WriteDPPS, [SLM_FPC_RSV1], 15, [12], 9, 1>;
262 defm : X86WriteResPairUnsupported<WriteDPPSY>;
263 defm : SLMWriteResPair<WriteFSign, [SLM_FPC_RSV01], 1>;
264 defm : SLMWriteResPair<WriteFRnd, [SLM_FPC_RSV1], 3>;
265 defm : X86WriteResPairUnsupported<WriteFRndY>;
266 defm : X86WriteResPairUnsupported<WriteFRndZ>;
267 defm : SLMWriteResPair<WriteFLogic, [SLM_FPC_RSV01], 1>;
268 defm : X86WriteResPairUnsupported<WriteFLogicY>;
269 defm : X86WriteResPairUnsupported<WriteFLogicZ>;
270 defm : SLMWriteResPair<WriteFTest, [SLM_FPC_RSV01], 1>;
271 defm : X86WriteResPairUnsupported<WriteFTestY>;
272 defm : X86WriteResPairUnsupported<WriteFTestZ>;
273 defm : SLMWriteResPair<WriteFShuffle, [SLM_FPC_RSV0], 1>;
274 defm : X86WriteResPairUnsupported<WriteFShuffleY>;
275 defm : X86WriteResPairUnsupported<WriteFShuffleZ>;
276 defm : SLMWriteResPair<WriteFVarShuffle, [SLM_FPC_RSV0], 1>;
277 defm : X86WriteResPairUnsupported<WriteFVarShuffleY>;
278 defm : X86WriteResPairUnsupported<WriteFVarShuffleZ>;
279 defm : SLMWriteResPair<WriteFBlend, [SLM_FPC_RSV0], 1>;
280 defm : X86WriteResPairUnsupported<WriteFBlendY>;
281 defm : X86WriteResPairUnsupported<WriteFBlendZ>;
282 defm : SLMWriteResPair<WriteFVarBlend, [SLM_FPC_RSV0], 4, [4], 2, 1>;
283 defm : X86WriteResPairUnsupported<WriteFVarBlendY>;
284 defm : X86WriteResPairUnsupported<WriteFVarBlendZ>;
285 defm : X86WriteResPairUnsupported<WriteFShuffle256>;
286 defm : X86WriteResPairUnsupported<WriteFVarShuffle256>;
288 // Conversion between integer and float.
289 defm : SLMWriteResPair<WriteCvtSS2I, [SLM_FPC_RSV0], 5>;
290 defm : SLMWriteResPair<WriteCvtPS2I, [SLM_FPC_RSV0], 5, [2]>;
291 defm : X86WriteResPairUnsupported<WriteCvtPS2IY>;
292 defm : X86WriteResPairUnsupported<WriteCvtPS2IZ>;
293 defm : SLMWriteResPair<WriteCvtSD2I, [SLM_FPC_RSV0], 5>;
294 defm : SLMWriteResPair<WriteCvtPD2I, [SLM_FPC_RSV0], 5, [2]>;
295 defm : X86WriteResPairUnsupported<WriteCvtPD2IY>;
296 defm : X86WriteResPairUnsupported<WriteCvtPD2IZ>;
298 defm : SLMWriteResPair<WriteCvtI2SS, [SLM_FPC_RSV0], 5, [2]>;
299 defm : SLMWriteResPair<WriteCvtI2PS, [SLM_FPC_RSV0], 5, [2]>;
300 defm : X86WriteResPairUnsupported<WriteCvtI2PSY>;
301 defm : X86WriteResPairUnsupported<WriteCvtI2PSZ>;
302 defm : SLMWriteResPair<WriteCvtI2SD, [SLM_FPC_RSV0], 5, [2]>;
303 defm : SLMWriteResPair<WriteCvtI2PD, [SLM_FPC_RSV0], 5, [2]>;
304 defm : X86WriteResPairUnsupported<WriteCvtI2PDY>;
305 defm : X86WriteResPairUnsupported<WriteCvtI2PDZ>;
307 defm : SLMWriteResPair<WriteCvtSS2SD, [SLM_FPC_RSV0], 4, [2]>;
308 defm : SLMWriteResPair<WriteCvtPS2PD, [SLM_FPC_RSV0], 5, [2]>;
309 defm : X86WriteResPairUnsupported<WriteCvtPS2PDY>;
310 defm : X86WriteResPairUnsupported<WriteCvtPS2PDZ>;
311 defm : SLMWriteResPair<WriteCvtSD2SS, [SLM_FPC_RSV0], 4, [2]>;
312 defm : SLMWriteResPair<WriteCvtPD2PS, [SLM_FPC_RSV0], 5, [2]>;
313 defm : X86WriteResPairUnsupported<WriteCvtPD2PSY>;
314 defm : X86WriteResPairUnsupported<WriteCvtPD2PSZ>;
316 defm : X86WriteResPairUnsupported<WriteCvtPH2PS>;
317 defm : X86WriteResPairUnsupported<WriteCvtPH2PSY>;
318 defm : X86WriteResPairUnsupported<WriteCvtPH2PSZ>;
320 defm : X86WriteResUnsupported<WriteCvtPS2PH>;
321 defm : X86WriteResUnsupported<WriteCvtPS2PHY>;
322 defm : X86WriteResUnsupported<WriteCvtPS2PHZ>;
323 defm : X86WriteResUnsupported<WriteCvtPS2PHSt>;
324 defm : X86WriteResUnsupported<WriteCvtPS2PHYSt>;
325 defm : X86WriteResUnsupported<WriteCvtPS2PHZSt>;
327 // Vector integer operations.
328 def : WriteRes<WriteVecLoad, [SLM_MEC_RSV]> { let Latency = 3; }
329 def : WriteRes<WriteVecLoadX, [SLM_MEC_RSV]> { let Latency = 3; }
330 defm : X86WriteResUnsupported<WriteVecLoadY>;
331 def : WriteRes<WriteVecLoadNT, [SLM_MEC_RSV]> { let Latency = 3; }
332 defm : X86WriteResUnsupported<WriteVecLoadNTY>;
333 def : WriteRes<WriteVecMaskedLoad, [SLM_MEC_RSV]> { let Latency = 3; }
334 defm : X86WriteResUnsupported<WriteVecMaskedLoadY>;
335 def : WriteRes<WriteVecStore, [SLM_MEC_RSV]>;
336 def : WriteRes<WriteVecStoreX, [SLM_MEC_RSV]>;
337 defm : X86WriteResUnsupported<WriteVecStoreY>;
338 def : WriteRes<WriteVecStoreNT, [SLM_MEC_RSV]>;
339 defm : X86WriteResUnsupported<WriteVecStoreNTY>;
340 def : WriteRes<WriteVecMaskedStore32, [SLM_MEC_RSV]>;
341 defm : X86WriteResUnsupported<WriteVecMaskedStore32Y>;
342 def : WriteRes<WriteVecMaskedStore64, [SLM_MEC_RSV]>;
343 defm : X86WriteResUnsupported<WriteVecMaskedStore64Y>;
344 def : WriteRes<WriteVecMove, [SLM_FPC_RSV01]>;
345 def : WriteRes<WriteVecMoveX, [SLM_FPC_RSV01]>;
346 defm : X86WriteResUnsupported<WriteVecMoveY>;
347 defm : X86WriteResUnsupported<WriteVecMoveZ>;
348 def : WriteRes<WriteVecMoveToGpr, [SLM_IEC_RSV01]>;
349 def : WriteRes<WriteVecMoveFromGpr, [SLM_IEC_RSV01]>;
351 defm : SLMWriteResPair<WriteVecShift, [SLM_FPC_RSV0], 2, [2]>;
352 defm : SLMWriteResPair<WriteVecShiftX, [SLM_FPC_RSV0], 2, [2]>;
353 defm : X86WriteResPairUnsupported<WriteVecShiftY>;
354 defm : X86WriteResPairUnsupported<WriteVecShiftZ>;
355 defm : SLMWriteResPair<WriteVecShiftImm, [SLM_FPC_RSV0], 1>;
356 defm : SLMWriteResPair<WriteVecShiftImmX,[SLM_FPC_RSV0], 1>;
357 defm : X86WriteResPairUnsupported<WriteVecShiftImmY>;
358 defm : X86WriteResPairUnsupported<WriteVecShiftImmZ>;
359 defm : X86WriteResPairUnsupported<WriteVarVecShift>;
360 defm : X86WriteResPairUnsupported<WriteVarVecShiftY>;
361 defm : X86WriteResPairUnsupported<WriteVarVecShiftZ>;
363 defm : SLMWriteResPair<WriteVecLogic, [SLM_FPC_RSV01], 1>;
364 defm : SLMWriteResPair<WriteVecLogicX,[SLM_FPC_RSV01], 1>;
365 defm : X86WriteResPairUnsupported<WriteVecLogicY>;
366 defm : X86WriteResPairUnsupported<WriteVecLogicZ>;
367 defm : SLMWriteResPair<WriteVecTest, [SLM_FPC_RSV01], 1>;
368 defm : X86WriteResPairUnsupported<WriteVecTestY>;
369 defm : X86WriteResPairUnsupported<WriteVecTestZ>;
370 defm : SLMWriteResPair<WriteVecALU, [SLM_FPC_RSV01], 1>;
371 defm : SLMWriteResPair<WriteVecALUX, [SLM_FPC_RSV01], 1>;
372 defm : X86WriteResPairUnsupported<WriteVecALUY>;
373 defm : X86WriteResPairUnsupported<WriteVecALUZ>;
374 defm : SLMWriteResPair<WriteVecIMul, [SLM_FPC_RSV0], 4>;
375 defm : SLMWriteResPair<WriteVecIMulX, [SLM_FPC_RSV0], 5, [2]>;
376 defm : X86WriteResPairUnsupported<WriteVecIMulY>;
377 defm : X86WriteResPairUnsupported<WriteVecIMulZ>;
378 defm : SLMWriteResPair<WritePMULLD, [SLM_FPC_RSV0], 11, [11], 7>;
379 defm : X86WriteResPairUnsupported<WritePMULLDY>;
380 defm : X86WriteResPairUnsupported<WritePMULLDZ>;
381 defm : SLMWriteResPair<WriteShuffle, [SLM_FPC_RSV0], 1>;
382 defm : X86WriteResPairUnsupported<WriteShuffleY>;
383 defm : X86WriteResPairUnsupported<WriteShuffleZ>;
384 defm : SLMWriteResPair<WriteShuffleX, [SLM_FPC_RSV0], 1>;
385 defm : SLMWriteResPair<WriteVarShuffle, [SLM_FPC_RSV0], 1>;
386 defm : SLMWriteResPair<WriteVarShuffleX, [SLM_FPC_RSV0], 5, [5], 4, 1>;
387 defm : X86WriteResPairUnsupported<WriteVarShuffleY>;
388 defm : X86WriteResPairUnsupported<WriteVarShuffleZ>;
389 defm : SLMWriteResPair<WriteBlend, [SLM_FPC_RSV0], 1>;
390 defm : X86WriteResPairUnsupported<WriteBlendY>;
391 defm : X86WriteResPairUnsupported<WriteBlendZ>;
392 defm : SLMWriteResPair<WriteVarBlend, [SLM_FPC_RSV0], 4, [4], 2, 1>;
393 defm : X86WriteResPairUnsupported<WriteVarBlendY>;
394 defm : X86WriteResPairUnsupported<WriteVarBlendZ>;
395 defm : SLMWriteResPair<WriteMPSAD, [SLM_FPC_RSV0], 7, [5], 3, 1>;
396 defm : X86WriteResPairUnsupported<WriteMPSADY>;
397 defm : X86WriteResPairUnsupported<WriteMPSADZ>;
398 defm : SLMWriteResPair<WritePSADBW, [SLM_FPC_RSV0], 4>;
399 defm : SLMWriteResPair<WritePSADBWX, [SLM_FPC_RSV0], 5, [2]>;
400 defm : X86WriteResPairUnsupported<WritePSADBWY>;
401 defm : X86WriteResPairUnsupported<WritePSADBWZ>;
402 defm : SLMWriteResPair<WritePHMINPOS, [SLM_FPC_RSV0], 4>;
403 defm : X86WriteResPairUnsupported<WriteShuffle256>;
404 defm : X86WriteResPairUnsupported<WriteVarShuffle256>;
405 defm : X86WriteResPairUnsupported<WriteVPMOV256>;
407 // Vector insert/extract operations.
408 defm : SLMWriteResPair<WriteVecInsert, [SLM_FPC_RSV0], 1>;
410 def : WriteRes<WriteVecExtract, [SLM_FPC_RSV0]> {
413 def : WriteRes<WriteVecExtractSt, [SLM_FPC_RSV0, SLM_MEC_RSV]> {
416 let ReleaseAtCycles = [1, 2];
419 ////////////////////////////////////////////////////////////////////////////////
420 // Horizontal add/sub instructions.
421 ////////////////////////////////////////////////////////////////////////////////
423 defm : SLMWriteResPair<WriteFHAdd, [SLM_FPC_RSV1], 6, [6], 4, 1>;
424 defm : X86WriteResPairUnsupported<WriteFHAddY>;
425 defm : X86WriteResPairUnsupported<WriteFHAddZ>;
426 defm : SLMWriteResPair<WritePHAdd, [SLM_FPC_RSV01], 6, [6], 3, 1>;
427 defm : SLMWriteResPair<WritePHAddX, [SLM_FPC_RSV01], 6, [6], 3, 1>;
428 defm : X86WriteResPairUnsupported<WritePHAddY>;
429 defm : X86WriteResPairUnsupported<WritePHAddZ>;
431 // String instructions.
432 // Packed Compare Implicit Length Strings, Return Mask
433 defm : SLMWriteResPair<WritePCmpIStrM, [SLM_FPC_RSV0], 13, [13], 5, 1>;
435 // Packed Compare Explicit Length Strings, Return Mask
436 defm : SLMWriteResPair<WritePCmpEStrM, [SLM_FPC_RSV0], 17, [17], 8, 1>;
438 // Packed Compare Implicit Length Strings, Return Index
439 defm : SLMWriteResPair<WritePCmpIStrI, [SLM_FPC_RSV0], 17, [17], 6, 1>;
441 // Packed Compare Explicit Length Strings, Return Index
442 defm : SLMWriteResPair<WritePCmpEStrI, [SLM_FPC_RSV0], 21, [21], 9, 1>;
444 // MOVMSK Instructions.
445 def : WriteRes<WriteFMOVMSK, [SLM_FPC_RSV1]> { let Latency = 4; }
446 def : WriteRes<WriteVecMOVMSK, [SLM_FPC_RSV1]> { let Latency = 4; }
447 def : WriteRes<WriteMMXMOVMSK, [SLM_FPC_RSV1]> { let Latency = 4; }
448 defm : X86WriteResUnsupported<WriteVecMOVMSKY>;
451 defm : SLMWriteResPair<WriteAESDecEnc, [SLM_FPC_RSV0], 8, [5], 4, 1>;
452 defm : SLMWriteResPair<WriteAESIMC, [SLM_FPC_RSV0], 8, [4], 3, 1>;
453 defm : SLMWriteResPair<WriteAESKeyGen, [SLM_FPC_RSV0], 8, [4], 3, 1>;
455 // Carry-less multiplication instructions.
456 defm : SLMWriteResPair<WriteCLMul, [SLM_FPC_RSV0], 10, [10], 8, 1>;
458 def : WriteRes<WriteSystem, [SLM_FPC_RSV0]> { let Latency = 100; }
459 def : WriteRes<WriteMicrocoded, [SLM_FPC_RSV0]> { let Latency = 100; }
460 def : WriteRes<WriteFence, [SLM_MEC_RSV]>;
461 def : WriteRes<WriteNop, []>;
463 // Remaining SLM instrs.
465 def SLMWriteResGroup1rr : SchedWriteRes<[SLM_FPC_RSV01]> {
468 let ReleaseAtCycles = [8];
470 def: InstRW<[SLMWriteResGroup1rr], (instrs MMX_PADDQrr, PADDQrr,
471 MMX_PSUBQrr, PSUBQrr,
474 def SLMWriteResGroup2rr : SchedWriteRes<[SLM_FPC_RSV0]> {
477 let ReleaseAtCycles = [2];
479 def: InstRW<[SLMWriteResGroup2rr], (instrs PCMPGTQrr)>;
481 def SLMWriteResGroup1rm : SchedWriteRes<[SLM_MEC_RSV,SLM_FPC_RSV01]> {
484 let ReleaseAtCycles = [1,8];
487 def: InstRW<[SLMWriteResGroup1rm], (instrs MMX_PADDQrm, PADDQrm,
488 MMX_PSUBQrm, PSUBQrm,
491 def SLMWriteResGroup2rm : SchedWriteRes<[SLM_MEC_RSV,SLM_FPC_RSV0]> {
494 let ReleaseAtCycles = [1,2];
496 def: InstRW<[SLMWriteResGroup2rm], (instrs PCMPGTQrm)>;
498 ///////////////////////////////////////////////////////////////////////////////
499 // Dependency breaking instructions.
500 ///////////////////////////////////////////////////////////////////////////////
502 def : IsZeroIdiomFunction<[
504 DepBreakingClass<[ XOR32rr ], ZeroIdiomPredicate>,
513 ], ZeroIdiomPredicate>,