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Diffstat (limited to 'contrib/llvm/lib/Target/Mips/MipsSchedule.td')
-rw-r--r-- | contrib/llvm/lib/Target/Mips/MipsSchedule.td | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/contrib/llvm/lib/Target/Mips/MipsSchedule.td b/contrib/llvm/lib/Target/Mips/MipsSchedule.td new file mode 100644 index 0000000..1add02f --- /dev/null +++ b/contrib/llvm/lib/Target/Mips/MipsSchedule.td @@ -0,0 +1,63 @@ +//===-- MipsSchedule.td - Mips Scheduling Definitions ------*- tablegen -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// + +//===----------------------------------------------------------------------===// +// Functional units across Mips chips sets. Based on GCC/Mips backend files. +//===----------------------------------------------------------------------===// +def ALU : FuncUnit; +def IMULDIV : FuncUnit; + +//===----------------------------------------------------------------------===// +// Instruction Itinerary classes used for Mips +//===----------------------------------------------------------------------===// +def IIAlu : InstrItinClass; +def IILoad : InstrItinClass; +def IIStore : InstrItinClass; +def IIXfer : InstrItinClass; +def IIBranch : InstrItinClass; +def IIHiLo : InstrItinClass; +def IIImul : InstrItinClass; +def IIIdiv : InstrItinClass; +def IIFcvt : InstrItinClass; +def IIFmove : InstrItinClass; +def IIFcmp : InstrItinClass; +def IIFadd : InstrItinClass; +def IIFmulSingle : InstrItinClass; +def IIFmulDouble : InstrItinClass; +def IIFdivSingle : InstrItinClass; +def IIFdivDouble : InstrItinClass; +def IIFsqrtSingle : InstrItinClass; +def IIFsqrtDouble : InstrItinClass; +def IIFrecipFsqrtStep : InstrItinClass; +def IIPseudo : InstrItinClass; + +//===----------------------------------------------------------------------===// +// Mips Generic instruction itineraries. +//===----------------------------------------------------------------------===// +def MipsGenericItineraries : ProcessorItineraries<[ALU, IMULDIV], [], [ + InstrItinData<IIAlu , [InstrStage<1, [ALU]>]>, + InstrItinData<IILoad , [InstrStage<3, [ALU]>]>, + InstrItinData<IIStore , [InstrStage<1, [ALU]>]>, + InstrItinData<IIXfer , [InstrStage<2, [ALU]>]>, + InstrItinData<IIBranch , [InstrStage<1, [ALU]>]>, + InstrItinData<IIHiLo , [InstrStage<1, [IMULDIV]>]>, + InstrItinData<IIImul , [InstrStage<17, [IMULDIV]>]>, + InstrItinData<IIIdiv , [InstrStage<38, [IMULDIV]>]>, + InstrItinData<IIFcvt , [InstrStage<1, [ALU]>]>, + InstrItinData<IIFmove , [InstrStage<2, [ALU]>]>, + InstrItinData<IIFcmp , [InstrStage<3, [ALU]>]>, + InstrItinData<IIFadd , [InstrStage<4, [ALU]>]>, + InstrItinData<IIFmulSingle , [InstrStage<7, [ALU]>]>, + InstrItinData<IIFmulDouble , [InstrStage<8, [ALU]>]>, + InstrItinData<IIFdivSingle , [InstrStage<23, [ALU]>]>, + InstrItinData<IIFdivDouble , [InstrStage<36, [ALU]>]>, + InstrItinData<IIFsqrtSingle , [InstrStage<54, [ALU]>]>, + InstrItinData<IIFsqrtDouble , [InstrStage<12, [ALU]>]>, + InstrItinData<IIFrecipFsqrtStep , [InstrStage<5, [ALU]>]> +]>; |