| Bruno Cardoso Lopes | a579389 | 2007-08-18 01:46:44 +0000 | [diff] [blame^] | 1 | //===- MipsSchedule.td - Mips Scheduling Definitions ------------*- C++ -*-===// |
| 2 | // |
| 3 | // The LLVM Compiler Infrastructure |
| 4 | // |
| 5 | // This file was developed by Bruno Cardoso Lopes and is distributed under the |
| 6 | // University of Illinois Open Source License. See LICENSE.TXT for details. |
| 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | //===----------------------------------------------------------------------===// |
| 11 | // Functional units across Mips chips sets. Based on GCC/Mips backend files. |
| 12 | //===----------------------------------------------------------------------===// |
| 13 | def ALU : FuncUnit; |
| 14 | def IMULDIV : FuncUnit; |
| 15 | |
| 16 | //===----------------------------------------------------------------------===// |
| 17 | // Instruction Itinerary classes used for Mips |
| 18 | //===----------------------------------------------------------------------===// |
| 19 | def IIAlu : InstrItinClass; |
| 20 | def IILoad : InstrItinClass; |
| 21 | def IIStore : InstrItinClass; |
| 22 | def IIXfer : InstrItinClass; |
| 23 | def IIBranch : InstrItinClass; |
| 24 | def IIHiLo : InstrItinClass; |
| 25 | def IIImul : InstrItinClass; |
| 26 | def IIIdiv : InstrItinClass; |
| 27 | def IIFcvt : InstrItinClass; |
| 28 | def IIFmove : InstrItinClass; |
| 29 | def IIFcmp : InstrItinClass; |
| 30 | def IIFadd : InstrItinClass; |
| 31 | def IIFmulSingle : InstrItinClass; |
| 32 | def IIFmulDouble : InstrItinClass; |
| 33 | def IIFdivSingle : InstrItinClass; |
| 34 | def IIFdivDouble : InstrItinClass; |
| 35 | def IIFsqrtSingle : InstrItinClass; |
| 36 | def IIFsqrtDouble : InstrItinClass; |
| 37 | def IIFrecipFsqrtStep : InstrItinClass; |
| 38 | def IIPseudo : InstrItinClass; |
| 39 | |
| 40 | //===----------------------------------------------------------------------===// |
| 41 | // Mips Generic instruction itineraries. |
| 42 | //===----------------------------------------------------------------------===// |
| 43 | def MipsGenericItineraries : ProcessorItineraries<[ |
| 44 | InstrItinData<IIAlu , [InstrStage<1, [ALU]>]>, |
| 45 | InstrItinData<IILoad , [InstrStage<3, [ALU]>]>, |
| 46 | InstrItinData<IIStore , [InstrStage<1, [ALU]>]>, |
| 47 | InstrItinData<IIXfer , [InstrStage<2, [ALU]>]>, |
| 48 | InstrItinData<IIBranch , [InstrStage<1, [ALU]>]>, |
| 49 | InstrItinData<IIHiLo , [InstrStage<1, [IMULDIV]>]>, |
| 50 | InstrItinData<IIImul , [InstrStage<17, [IMULDIV]>]>, |
| 51 | InstrItinData<IIIdiv , [InstrStage<38, [IMULDIV]>]>, |
| 52 | InstrItinData<IIFcvt , [InstrStage<1, [ALU]>]>, |
| 53 | InstrItinData<IIFmove , [InstrStage<2, [ALU]>]>, |
| 54 | InstrItinData<IIFcmp , [InstrStage<3, [ALU]>]>, |
| 55 | InstrItinData<IIFadd , [InstrStage<4, [ALU]>]>, |
| 56 | InstrItinData<IIFmulSingle , [InstrStage<7, [ALU]>]>, |
| 57 | InstrItinData<IIFmulDouble , [InstrStage<8, [ALU]>]>, |
| 58 | InstrItinData<IIFdivSingle , [InstrStage<23, [ALU]>]>, |
| 59 | InstrItinData<IIFdivDouble , [InstrStage<36, [ALU]>]>, |
| 60 | InstrItinData<IIFsqrtSingle , [InstrStage<54, [ALU]>]>, |
| 61 | InstrItinData<IIFsqrtDouble , [InstrStage<12, [ALU]>]>, |
| 62 | InstrItinData<IIFrecipFsqrtStep , [InstrStage<5, [ALU]>]> |
| 63 | ]>; |