forked from OSchip/llvm-project
1094 lines
51 KiB
TableGen
1094 lines
51 KiB
TableGen
//=- ARMScheduleSwift.td - Swift Scheduling Definitions -*- tablegen -*----===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines the itinerary class data for the Swift processor..
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//
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//===----------------------------------------------------------------------===//
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// ===---------------------------------------------------------------------===//
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// This section contains legacy support for itineraries. This is
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// required until SD and PostRA schedulers are replaced by MachineScheduler.
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def SW_DIS0 : FuncUnit;
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def SW_DIS1 : FuncUnit;
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def SW_DIS2 : FuncUnit;
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def SW_ALU0 : FuncUnit;
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def SW_ALU1 : FuncUnit;
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def SW_LS : FuncUnit;
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def SW_IDIV : FuncUnit;
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def SW_FDIV : FuncUnit;
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// FIXME: Need bypasses.
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// FIXME: Model the multiple stages of IIC_iMOVix2, IIC_iMOVix2addpc, and
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// IIC_iMOVix2ld better.
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// FIXME: Model the special immediate shifts that are not microcoded.
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// FIXME: Do we need to model the fact that uses of r15 in a micro-op force it
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// to issue on pipe 1?
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// FIXME: Model the pipelined behavior of CMP / TST instructions.
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// FIXME: Better model the microcode stages of multiply instructions, especially
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// conditional variants.
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// FIXME: Add preload instruction when it is documented.
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// FIXME: Model non-pipelined nature of FP div / sqrt unit.
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// Swift machine model for scheduling and other instruction cost heuristics.
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def SwiftModel : SchedMachineModel {
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let IssueWidth = 3; // 3 micro-ops are dispatched per cycle.
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let MicroOpBufferSize = 45; // Based on NEON renamed registers.
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let LoadLatency = 3;
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let MispredictPenalty = 14; // A branch direction mispredict.
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let CompleteModel = 0; // FIXME: Remove if all instructions are covered.
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// FIXME: Remove when all errors have been fixed.
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let FullInstRWOverlapCheck = 0;
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}
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// Swift predicates.
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def IsFastImmShiftSwiftPred : SchedPredicate<[{TII->isSwiftFastImmShift(MI)}]>;
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// Swift resource mapping.
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let SchedModel = SwiftModel in {
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// Processor resources.
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def SwiftUnitP01 : ProcResource<2>; // ALU unit.
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def SwiftUnitP0 : ProcResource<1> { let Super = SwiftUnitP01; } // Mul unit.
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def SwiftUnitP1 : ProcResource<1> { let Super = SwiftUnitP01; } // Br unit.
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def SwiftUnitP2 : ProcResource<1>; // LS unit.
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def SwiftUnitDiv : ProcResource<1>;
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// Generic resource requirements.
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def SwiftWriteP0OneCycle : SchedWriteRes<[SwiftUnitP0]>;
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def SwiftWriteP0TwoCycle : SchedWriteRes<[SwiftUnitP0]> { let Latency = 2; }
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def SwiftWriteP0FourCycle : SchedWriteRes<[SwiftUnitP0]> { let Latency = 4; }
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def SwiftWriteP0SixCycle : SchedWriteRes<[SwiftUnitP0]> { let Latency = 6; }
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def SwiftWriteP0P1FourCycle : SchedWriteRes<[SwiftUnitP0, SwiftUnitP1]> {
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let Latency = 4;
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}
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def SwiftWriteP0P1SixCycle : SchedWriteRes<[SwiftUnitP0, SwiftUnitP1]> {
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let Latency = 6;
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}
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def SwiftWriteP01OneCycle : SchedWriteRes<[SwiftUnitP01]>;
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def SwiftWriteP1TwoCycle : SchedWriteRes<[SwiftUnitP1]> { let Latency = 2; }
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def SwiftWriteP1FourCycle : SchedWriteRes<[SwiftUnitP1]> { let Latency = 4; }
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def SwiftWriteP1SixCycle : SchedWriteRes<[SwiftUnitP1]> { let Latency = 6; }
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def SwiftWriteP1EightCycle : SchedWriteRes<[SwiftUnitP1]> { let Latency = 8; }
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def SwiftWriteP1TwelveCyc : SchedWriteRes<[SwiftUnitP1]> { let Latency = 12; }
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def SwiftWriteP01OneCycle2x : WriteSequence<[SwiftWriteP01OneCycle], 2>;
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def SwiftWriteP01OneCycle3x : WriteSequence<[SwiftWriteP01OneCycle], 3>;
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def SwiftWriteP01TwoCycle : SchedWriteRes<[SwiftUnitP01]> { let Latency = 2; }
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def SwiftWriteP01ThreeCycleTwoUops : SchedWriteRes<[SwiftUnitP01,
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SwiftUnitP01]> {
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let Latency = 3;
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let NumMicroOps = 2;
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}
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def SwiftWriteP0ThreeCycleThreeUops : SchedWriteRes<[SwiftUnitP0]> {
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let Latency = 3;
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let NumMicroOps = 3;
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let ResourceCycles = [3];
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}
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// Plain load without writeback.
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def SwiftWriteP2ThreeCycle : SchedWriteRes<[SwiftUnitP2]> {
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let Latency = 3;
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}
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def SwiftWriteP2FourCycle : SchedWriteRes<[SwiftUnitP2]> {
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let Latency = 4;
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}
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// A store does not write to a register.
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def SwiftWriteP2 : SchedWriteRes<[SwiftUnitP2]> {
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let Latency = 0;
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}
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foreach Num = 1-4 in {
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def SwiftWrite#Num#xP2 : WriteSequence<[SwiftWriteP2], Num>;
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}
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def SwiftWriteP01OneCycle2x_load : WriteSequence<[SwiftWriteP01OneCycle,
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SwiftWriteP01OneCycle,
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SwiftWriteP2ThreeCycle]>;
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// 4.2.4 Arithmetic and Logical.
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// ALU operation register shifted by immediate variant.
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def SwiftWriteALUsi : SchedWriteVariant<[
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// lsl #2, lsl #1, or lsr #1.
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SchedVar<IsFastImmShiftSwiftPred, [SwiftWriteP01TwoCycle]>,
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SchedVar<NoSchedPred, [WriteALU]>
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]>;
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def SwiftWriteALUsr : SchedWriteVariant<[
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SchedVar<IsPredicatedPred, [SwiftWriteP01ThreeCycleTwoUops]>,
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SchedVar<NoSchedPred, [SwiftWriteP01TwoCycle]>
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]>;
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def SwiftWriteALUSsr : SchedWriteVariant<[
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SchedVar<IsPredicatedPred, [SwiftWriteP0ThreeCycleThreeUops]>,
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SchedVar<NoSchedPred, [SwiftWriteP01TwoCycle]>
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]>;
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def SwiftReadAdvanceALUsr : SchedReadVariant<[
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SchedVar<IsPredicatedPred, [SchedReadAdvance<2>]>,
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SchedVar<NoSchedPred, [NoReadAdvance]>
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]>;
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// ADC,ADD,NEG,RSB,RSC,SBC,SUB,ADR
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// AND,BIC,EOR,ORN,ORR
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// CLZ,RBIT,REV,REV16,REVSH,PKH
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def : WriteRes<WriteALU, [SwiftUnitP01]>;
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def : SchedAlias<WriteALUsi, SwiftWriteALUsi>;
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def : SchedAlias<WriteALUsr, SwiftWriteALUsr>;
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def : SchedAlias<WriteALUSsr, SwiftWriteALUSsr>;
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def : ReadAdvance<ReadALU, 0>;
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def : SchedAlias<ReadALUsr, SwiftReadAdvanceALUsr>;
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def : SchedAlias<WriteLd, SwiftWriteP2ThreeCycle>;
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def : SchedAlias<WriteST, SwiftWriteP2>;
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def SwiftChooseShiftKindP01OneOrTwoCycle : SchedWriteVariant<[
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SchedVar<IsFastImmShiftSwiftPred, [SwiftWriteP01OneCycle]>,
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SchedVar<NoSchedPred, [SwiftWriteP01TwoCycle]>
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]>;
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// 4.2.5 Integer comparison
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def : WriteRes<WriteCMP, [SwiftUnitP01]>;
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def : SchedAlias<WriteCMPsi, SwiftChooseShiftKindP01OneOrTwoCycle>;
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def : SchedAlias<WriteCMPsr, SwiftWriteP01TwoCycle>;
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// 4.2.6 Shift, Move
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// Shift
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// ASR,LSL,ROR,RRX
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// MOV(register-shiftedregister) MVN(register-shiftedregister)
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// Move
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// MOV,MVN
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// MOVT
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// Sign/Zero extension
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def : InstRW<[SwiftWriteP01OneCycle],
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(instregex "SXTB", "SXTH", "SXTB16", "UXTB", "UXTH", "UXTB16",
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"t2SXTB", "t2SXTH", "t2SXTB16", "t2UXTB", "t2UXTH",
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"t2UXTB16")>;
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// Pseudo instructions.
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def : InstRW<[SwiftWriteP01OneCycle2x],
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(instregex "MOVCCi32imm", "MOVi32imm", "MOV_ga_dyn", "t2MOVCCi32imm",
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"t2MOVi32imm", "t2MOV_ga_dyn")>;
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def : InstRW<[SwiftWriteP01OneCycle3x],
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(instregex "MOV_ga_pcrel", "t2MOV_ga_pcrel", "t2MOVi16_ga_pcrel")>;
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def : InstRW<[SwiftWriteP01OneCycle2x_load],
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(instregex "MOV_ga_pcrel_ldr", "t2MOV_ga_pcrel_ldr")>;
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def SwiftWriteP0TwoCycleTwoUops : WriteSequence<[SwiftWriteP0OneCycle], 2>;
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def SwiftPredP0OneOrTwoCycle : SchedWriteVariant<[
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SchedVar<IsPredicatedPred, [ SwiftWriteP0TwoCycleTwoUops ]>,
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SchedVar<NoSchedPred, [ SwiftWriteP0OneCycle ]>
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]>;
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// 4.2.7 Select
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// SEL
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def : InstRW<[SwiftPredP0OneOrTwoCycle], (instregex "SEL", "t2SEL")>;
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// 4.2.8 Bitfield
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// BFI,BFC, SBFX,UBFX
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def : InstRW< [SwiftWriteP01TwoCycle],
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(instregex "BFC", "BFI", "UBFX", "SBFX", "(t|t2)BFC", "(t|t2)BFI",
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"(t|t2)UBFX", "(t|t2)SBFX")>;
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// 4.2.9 Saturating arithmetic
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def : InstRW< [SwiftWriteP01TwoCycle],
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(instregex "QADD", "QSUB", "QDADD", "QDSUB", "SSAT", "SSAT16", "USAT",
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"USAT16", "QADD8", "QADD16", "QSUB8", "QSUB16", "QASX", "QSAX",
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"UQADD8", "UQADD16","UQSUB8","UQSUB16","UQASX","UQSAX", "t2QADD",
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"t2QSUB", "t2QDADD", "t2QDSUB", "t2SSAT", "t2SSAT16", "t2USAT",
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"t2QADD8", "t2QADD16", "t2QSUB8", "t2QSUB16", "t2QASX", "t2QSAX",
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"t2UQADD8", "t2UQADD16","t2UQSUB8","t2UQSUB16","t2UQASX","t2UQSAX")>;
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// 4.2.10 Parallel Arithmetic
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// Not flag setting.
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def : InstRW< [SwiftWriteALUsr],
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(instregex "SADD8", "SADD16", "SSUB8", "SSUB16", "SASX", "SSAX",
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"UADD8", "UADD16", "USUB8", "USUB16", "UASX", "USAX", "t2SADD8",
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"t2SADD16", "t2SSUB8", "t2SSUB16", "t2SASX", "t2SSAX", "t2UADD8",
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"t2UADD16", "t2USUB8", "t2USUB16", "t2UASX", "t2USAX")>;
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// Flag setting.
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def : InstRW< [SwiftWriteP01TwoCycle],
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(instregex "SHADD8", "SHADD16", "SHSUB8", "SHSUB16", "SHASX", "SHSAX",
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"SXTAB", "SXTAB16", "SXTAH", "UHADD8", "UHADD16", "UHSUB8", "UHSUB16",
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"UHASX", "UHSAX", "UXTAB", "UXTAB16", "UXTAH", "t2SHADD8", "t2SHADD16",
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"t2SHSUB8", "t2SHSUB16", "t2SHASX", "t2SHSAX", "t2SXTAB", "t2SXTAB16",
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"t2SXTAH", "t2UHADD8", "t2UHADD16", "t2UHSUB8", "t2UHSUB16", "t2UHASX",
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"t2UHSAX", "t2UXTAB", "t2UXTAB16", "t2UXTAH")>;
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// 4.2.11 Sum of Absolute Difference
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def : InstRW< [SwiftWriteP0P1FourCycle], (instregex "USAD8") >;
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def : InstRW<[SwiftWriteP0P1FourCycle, ReadALU, ReadALU, SchedReadAdvance<2>],
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(instregex "USADA8")>;
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// 4.2.12 Integer Multiply (32-bit result)
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// Two sources.
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def : InstRW< [SwiftWriteP0FourCycle],
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(instregex "MULS", "MUL", "SMMUL", "SMMULR", "SMULBB", "SMULBT",
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"SMULTB", "SMULTT", "SMULWB", "SMULWT", "SMUSD", "SMUSDXi", "t2MUL",
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"t2SMMUL", "t2SMMULR", "t2SMULBB", "t2SMULBT", "t2SMULTB", "t2SMULTT",
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"t2SMULWB", "t2SMULWT", "t2SMUSD")>;
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def SwiftWriteP0P01FiveCycleTwoUops :
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SchedWriteRes<[SwiftUnitP0, SwiftUnitP01]> {
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let Latency = 5;
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}
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def SwiftPredP0P01FourFiveCycle : SchedWriteVariant<[
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SchedVar<IsPredicatedPred, [ SwiftWriteP0P01FiveCycleTwoUops ]>,
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SchedVar<NoSchedPred, [ SwiftWriteP0FourCycle ]>
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]>;
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def SwiftReadAdvanceFourCyclesPred : SchedReadVariant<[
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SchedVar<IsPredicatedPred, [SchedReadAdvance<4>]>,
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SchedVar<NoSchedPred, [ReadALU]>
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]>;
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// Multiply accumulate, three sources
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def : InstRW< [SwiftPredP0P01FourFiveCycle, ReadALU, ReadALU,
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SwiftReadAdvanceFourCyclesPred],
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(instregex "MLAS", "MLA", "MLS", "SMMLA", "SMMLAR", "SMMLS", "SMMLSR",
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"t2MLA", "t2MLS", "t2MLAS", "t2SMMLA", "t2SMMLAR", "t2SMMLS",
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"t2SMMLSR")>;
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// 4.2.13 Integer Multiply (32-bit result, Q flag)
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def : InstRW< [SwiftWriteP0FourCycle],
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(instregex "SMUAD", "SMUADX", "t2SMUAD", "t2SMUADX")>;
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def : InstRW< [SwiftPredP0P01FourFiveCycle, ReadALU, ReadALU,
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SwiftReadAdvanceFourCyclesPred],
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(instregex "SMLABB", "SMLABT", "SMLATB", "SMLATT", "SMLSD", "SMLSDX",
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"SMLAWB", "SMLAWT", "t2SMLABB", "t2SMLABT", "t2SMLATB", "t2SMLATT",
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"t2SMLSD", "t2SMLSDX", "t2SMLAWB", "t2SMLAWT")>;
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def : InstRW< [SwiftPredP0P01FourFiveCycle],
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(instregex "SMLAD", "SMLADX", "t2SMLAD", "t2SMLADX")>;
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def SwiftP0P0P01FiveCycle : SchedWriteRes<[SwiftUnitP0, SwiftUnitP01]> {
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let Latency = 5;
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let NumMicroOps = 3;
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let ResourceCycles = [2, 1];
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}
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def SwiftWrite1Cycle : SchedWriteRes<[]> {
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let Latency = 1;
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let NumMicroOps = 0;
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}
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def SwiftWrite5Cycle : SchedWriteRes<[]> {
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let Latency = 5;
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let NumMicroOps = 0;
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}
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def SwiftWrite6Cycle : SchedWriteRes<[]> {
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let Latency = 6;
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let NumMicroOps = 0;
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}
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// 4.2.14 Integer Multiply, Long
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def : InstRW< [SwiftP0P0P01FiveCycle, SwiftWrite5Cycle],
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(instregex "SMULL$", "UMULL$", "t2SMULL$", "t2UMULL$")>;
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def Swift2P03P01FiveCycle : SchedWriteRes<[SwiftUnitP0, SwiftUnitP01]> {
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let Latency = 7;
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let NumMicroOps = 5;
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let ResourceCycles = [2, 3];
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}
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// Aliasing sub-target specific WriteRes to generic ones
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def : SchedAlias<WriteMUL16, SwiftWriteP0FourCycle>;
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def : SchedAlias<WriteMUL32, SwiftWriteP0FourCycle>;
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def : SchedAlias<WriteMUL64Lo, SwiftP0P0P01FiveCycle>;
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def : SchedAlias<WriteMUL64Hi, SwiftWrite5Cycle>;
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def : SchedAlias<WriteMAC16, SwiftPredP0P01FourFiveCycle>;
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def : SchedAlias<WriteMAC32, SwiftPredP0P01FourFiveCycle>;
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def : SchedAlias<WriteMAC64Lo, SwiftWrite5Cycle>;
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def : SchedAlias<WriteMAC64Hi, Swift2P03P01FiveCycle>;
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def : ReadAdvance<ReadMUL, 0>;
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def : SchedAlias<ReadMAC, SwiftReadAdvanceFourCyclesPred>;
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// 4.2.15 Integer Multiply Accumulate, Long
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// 4.2.16 Integer Multiply Accumulate, Dual
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// 4.2.17 Integer Multiply Accumulate Accumulate, Long
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// We are being a bit inaccurate here.
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def : InstRW< [SwiftWrite5Cycle, Swift2P03P01FiveCycle, ReadALU, ReadALU,
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SchedReadAdvance<4>, SchedReadAdvance<3>],
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(instregex "SMLALS", "UMLALS", "SMLAL", "UMLAL", "MLALBB", "SMLALBT",
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"SMLALTB", "SMLALTT", "SMLALD", "SMLALDX", "SMLSLD", "SMLSLDX",
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"UMAAL", "t2SMLALS", "t2UMLALS", "t2SMLAL", "t2UMLAL", "t2MLALBB", "t2SMLALBT",
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"t2SMLALTB", "t2SMLALTT", "t2SMLALD", "t2SMLALDX", "t2SMLSLD", "t2SMLSLDX",
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"t2UMAAL")>;
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def SwiftDiv : SchedWriteRes<[SwiftUnitP0, SwiftUnitDiv]> {
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let NumMicroOps = 1;
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let Latency = 14;
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let ResourceCycles = [1, 14];
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}
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// 4.2.18 Integer Divide
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def : WriteRes<WriteDIV, [SwiftUnitDiv]>; // Workaround.
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def : InstRW <[SwiftDiv],
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(instregex "SDIV", "UDIV", "t2SDIV", "t2UDIV")>;
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// 4.2.19 Integer Load Single Element
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// 4.2.20 Integer Load Signextended
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def SwiftWriteP2P01ThreeCycle : SchedWriteRes<[SwiftUnitP2, SwiftUnitP01]> {
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let Latency = 3;
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let NumMicroOps = 2;
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}
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def SwiftWriteP2P01FourCycle : SchedWriteRes<[SwiftUnitP2, SwiftUnitP01]> {
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let Latency = 4;
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let NumMicroOps = 2;
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}
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def SwiftWriteP2P01P01FourCycle : SchedWriteRes<[SwiftUnitP2, SwiftUnitP01,
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SwiftUnitP01]> {
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let Latency = 4;
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let NumMicroOps = 3;
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}
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def SwiftWriteP2P2ThreeCycle : SchedWriteRes<[SwiftUnitP2, SwiftUnitP2]> {
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let Latency = 3;
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let NumMicroOps = 2;
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}
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def SwiftWriteP2P2P01ThreeCycle : SchedWriteRes<[SwiftUnitP2, SwiftUnitP2,
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SwiftUnitP01]> {
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let Latency = 3;
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let NumMicroOps = 3;
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}
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def SwiftWrBackOne : SchedWriteRes<[]> {
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let Latency = 1;
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let NumMicroOps = 0;
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}
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def SwiftWriteLdFour : SchedWriteRes<[]> {
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let Latency = 4;
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let NumMicroOps = 0;
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}
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// Not accurate.
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def : InstRW<[SwiftWriteP2ThreeCycle],
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(instregex "LDR(i12|rs)$", "LDRB(i12|rs)$", "t2LDR(i8|i12|s|pci)",
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"t2LDR(H|B)(i8|i12|s|pci)", "LDREX", "tLDR[BH](r|i|spi|pci|pciASM)",
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"tLDR(r|i|spi|pci|pciASM)")>;
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def : InstRW<[SwiftWriteP2ThreeCycle],
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(instregex "LDRH$", "PICLDR$", "PICLDR(H|B)$", "LDRcp$")>;
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def : InstRW<[SwiftWriteP2P01FourCycle],
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(instregex "PICLDRS(H|B)$", "t2LDRS(H|B)(i|r|p|s)", "LDRS(H|B)$",
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"t2LDRpci_pic", "tLDRS(B|H)")>;
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def : InstRW<[SwiftWriteP2P01ThreeCycle, SwiftWrBackOne],
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(instregex "LD(RB|R)(_|T_)(POST|PRE)_(IMM|REG)", "LDRH(_PRE|_POST)",
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"LDR(T|BT)_POST_(REG|IMM)", "LDRHT(i|r)",
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"t2LD(R|RB|RH)_(PRE|POST)", "t2LD(R|RB|RH)T")>;
|
|
def : InstRW<[SwiftWriteP2P01P01FourCycle, SwiftWrBackOne],
|
|
(instregex "LDR(SH|SB)(_POST|_PRE)", "t2LDR(SH|SB)(_POST|_PRE)",
|
|
"LDRS(B|H)T(i|r)", "t2LDRS(B|H)T(i|r)", "t2LDRS(B|H)T")>;
|
|
|
|
// 4.2.21 Integer Dual Load
|
|
// Not accurate.
|
|
def : InstRW<[SwiftWriteP2P2ThreeCycle, SwiftWriteLdFour],
|
|
(instregex "t2LDRDi8", "LDRD$")>;
|
|
def : InstRW<[SwiftWriteP2P2P01ThreeCycle, SwiftWriteLdFour, SwiftWrBackOne],
|
|
(instregex "LDRD_(POST|PRE)", "t2LDRD_(POST|PRE)")>;
|
|
|
|
// 4.2.22 Integer Load, Multiple
|
|
// NumReg = 1 .. 16
|
|
foreach Lat = 3-25 in {
|
|
def SwiftWriteLM#Lat#Cy : SchedWriteRes<[SwiftUnitP2]> {
|
|
let Latency = Lat;
|
|
}
|
|
def SwiftWriteLM#Lat#CyNo : SchedWriteRes<[]> {
|
|
let Latency = Lat;
|
|
let NumMicroOps = 0;
|
|
}
|
|
}
|
|
// Predicate.
|
|
foreach NumAddr = 1-16 in {
|
|
def SwiftLMAddr#NumAddr#Pred : SchedPredicate<"TII->getNumLDMAddresses(*MI) == "#NumAddr>;
|
|
}
|
|
def SwiftWriteLDMAddrNoWB : SchedWriteRes<[SwiftUnitP01]> { let Latency = 0; }
|
|
def SwiftWriteLDMAddrWB : SchedWriteRes<[SwiftUnitP01, SwiftUnitP01]>;
|
|
def SwiftWriteLM : SchedWriteVariant<[
|
|
SchedVar<SwiftLMAddr2Pred, [SwiftWriteLM3Cy, SwiftWriteLM4Cy]>,
|
|
SchedVar<SwiftLMAddr3Pred, [SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy]>,
|
|
SchedVar<SwiftLMAddr4Pred, [SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy, SwiftWriteLM6Cy]>,
|
|
SchedVar<SwiftLMAddr5Pred, [SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy, SwiftWriteLM6Cy,
|
|
SwiftWriteLM7Cy]>,
|
|
SchedVar<SwiftLMAddr6Pred, [SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy, SwiftWriteLM6Cy,
|
|
SwiftWriteLM7Cy, SwiftWriteLM8Cy]>,
|
|
SchedVar<SwiftLMAddr7Pred, [SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy, SwiftWriteLM6Cy,
|
|
SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM9Cy]>,
|
|
SchedVar<SwiftLMAddr8Pred, [SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy, SwiftWriteLM6Cy,
|
|
SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM9Cy, SwiftWriteLM10Cy]>,
|
|
SchedVar<SwiftLMAddr9Pred, [SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy, SwiftWriteLM6Cy,
|
|
SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM11Cy]>,
|
|
SchedVar<SwiftLMAddr10Pred,[SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy, SwiftWriteLM6Cy,
|
|
SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM11Cy, SwiftWriteLM12Cy]>,
|
|
SchedVar<SwiftLMAddr11Pred,[SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy, SwiftWriteLM6Cy,
|
|
SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM11Cy, SwiftWriteLM12Cy,
|
|
SwiftWriteLM13Cy]>,
|
|
SchedVar<SwiftLMAddr12Pred,[SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy, SwiftWriteLM6Cy,
|
|
SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM11Cy, SwiftWriteLM12Cy,
|
|
SwiftWriteLM13Cy, SwiftWriteLM14Cy]>,
|
|
SchedVar<SwiftLMAddr13Pred,[SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy, SwiftWriteLM6Cy,
|
|
SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM11Cy, SwiftWriteLM12Cy,
|
|
SwiftWriteLM13Cy, SwiftWriteLM14Cy,
|
|
SwiftWriteLM15Cy]>,
|
|
SchedVar<SwiftLMAddr14Pred,[SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy, SwiftWriteLM6Cy,
|
|
SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM11Cy, SwiftWriteLM12Cy,
|
|
SwiftWriteLM13Cy, SwiftWriteLM14Cy,
|
|
SwiftWriteLM15Cy, SwiftWriteLM16Cy]>,
|
|
SchedVar<SwiftLMAddr15Pred,[SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy, SwiftWriteLM6Cy,
|
|
SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM11Cy, SwiftWriteLM12Cy,
|
|
SwiftWriteLM13Cy, SwiftWriteLM14Cy,
|
|
SwiftWriteLM15Cy, SwiftWriteLM16Cy,
|
|
SwiftWriteLM17Cy]>,
|
|
SchedVar<SwiftLMAddr16Pred,[SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5Cy, SwiftWriteLM6Cy,
|
|
SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM11Cy, SwiftWriteLM12Cy,
|
|
SwiftWriteLM13Cy, SwiftWriteLM14Cy,
|
|
SwiftWriteLM15Cy, SwiftWriteLM16Cy,
|
|
SwiftWriteLM17Cy, SwiftWriteLM18Cy]>,
|
|
// Unknow number of registers, just use resources for two registers.
|
|
SchedVar<NoSchedPred, [SwiftWriteLM3Cy, SwiftWriteLM4Cy,
|
|
SwiftWriteLM5CyNo, SwiftWriteLM6CyNo,
|
|
SwiftWriteLM7CyNo, SwiftWriteLM8CyNo,
|
|
SwiftWriteLM9CyNo, SwiftWriteLM10CyNo,
|
|
SwiftWriteLM11CyNo, SwiftWriteLM12CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM14CyNo,
|
|
SwiftWriteLM15CyNo, SwiftWriteLM16CyNo,
|
|
SwiftWriteLM17CyNo, SwiftWriteLM18CyNo]>
|
|
|
|
]> { let Variadic=1; }
|
|
|
|
def : InstRW<[SwiftWriteLM, SwiftWriteLDMAddrNoWB],
|
|
(instregex "LDM(IA|DA|DB|IB)$", "t2LDM(IA|DA|DB|IB)$",
|
|
"(t|sys)LDM(IA|DA|DB|IB)$")>;
|
|
def : InstRW<[SwiftWriteLDMAddrWB, SwiftWriteLM],
|
|
(instregex /*"t2LDMIA_RET", "tLDMIA_RET", "LDMIA_RET",*/
|
|
"LDM(IA|DA|DB|IB)_UPD", "(t2|sys|t)LDM(IA|DA|DB|IB)_UPD")>;
|
|
def : InstRW<[SwiftWriteLDMAddrWB, SwiftWriteLM, SwiftWriteP1TwoCycle],
|
|
(instregex "LDMIA_RET", "(t|t2)LDMIA_RET", "POP", "tPOP")>;
|
|
// 4.2.23 Integer Store, Single Element
|
|
def : InstRW<[SwiftWriteP2],
|
|
(instregex "PICSTR", "STR(i12|rs)", "STRB(i12|rs)", "STRH$", "STREX",
|
|
"t2STR(i12|i8|s)$", "t2STR[BH](i12|i8|s)$", "tSTR[BH](i|r)", "tSTR(i|r)", "tSTRspi")>;
|
|
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWriteP2],
|
|
(instregex "STR(B_|_|BT_|T_)(PRE_IMM|PRE_REG|POST_REG|POST_IMM)",
|
|
"STR(i|r)_preidx", "STRB(i|r)_preidx", "STRH_preidx", "STR(H_|HT_)(PRE|POST)",
|
|
"STR(BT|HT|T)", "t2STR_(PRE|POST)", "t2STR[BH]_(PRE|POST)",
|
|
"t2STR_preidx", "t2STR[BH]_preidx", "t2ST(RB|RH|R)T")>;
|
|
|
|
// 4.2.24 Integer Store, Dual
|
|
def : InstRW<[SwiftWriteP2, SwiftWriteP2, SwiftWriteP01OneCycle],
|
|
(instregex "STRD$", "t2STRDi8")>;
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWriteP2, SwiftWriteP2,
|
|
SwiftWriteP01OneCycle],
|
|
(instregex "(t2|t)STRD_(POST|PRE)", "STRD_(POST|PRE)")>;
|
|
|
|
// 4.2.25 Integer Store, Multiple
|
|
def SwiftWriteStIncAddr : SchedWriteRes<[SwiftUnitP2, SwiftUnitP01]> {
|
|
let Latency = 0;
|
|
let NumMicroOps = 2;
|
|
}
|
|
foreach NumAddr = 1-16 in {
|
|
def SwiftWriteSTM#NumAddr : WriteSequence<[SwiftWriteStIncAddr], NumAddr>;
|
|
}
|
|
def SwiftWriteSTM : SchedWriteVariant<[
|
|
SchedVar<SwiftLMAddr2Pred, [SwiftWriteSTM2]>,
|
|
SchedVar<SwiftLMAddr3Pred, [SwiftWriteSTM3]>,
|
|
SchedVar<SwiftLMAddr4Pred, [SwiftWriteSTM4]>,
|
|
SchedVar<SwiftLMAddr5Pred, [SwiftWriteSTM5]>,
|
|
SchedVar<SwiftLMAddr6Pred, [SwiftWriteSTM6]>,
|
|
SchedVar<SwiftLMAddr7Pred, [SwiftWriteSTM7]>,
|
|
SchedVar<SwiftLMAddr8Pred, [SwiftWriteSTM8]>,
|
|
SchedVar<SwiftLMAddr9Pred, [SwiftWriteSTM9]>,
|
|
SchedVar<SwiftLMAddr10Pred,[SwiftWriteSTM10]>,
|
|
SchedVar<SwiftLMAddr11Pred,[SwiftWriteSTM11]>,
|
|
SchedVar<SwiftLMAddr12Pred,[SwiftWriteSTM12]>,
|
|
SchedVar<SwiftLMAddr13Pred,[SwiftWriteSTM13]>,
|
|
SchedVar<SwiftLMAddr14Pred,[SwiftWriteSTM14]>,
|
|
SchedVar<SwiftLMAddr15Pred,[SwiftWriteSTM15]>,
|
|
SchedVar<SwiftLMAddr16Pred,[SwiftWriteSTM16]>,
|
|
// Unknow number of registers, just use resources for two registers.
|
|
SchedVar<NoSchedPred, [SwiftWriteSTM2]>
|
|
]>;
|
|
def : InstRW<[SwiftWriteSTM],
|
|
(instregex "STM(IB|IA|DB|DA)$", "(t2|sys|t)STM(IB|IA|DB|DA)$")>;
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWriteSTM],
|
|
(instregex "STM(IB|IA|DB|DA)_UPD", "(t2|sys|t)STM(IB|IA|DB|DA)_UPD",
|
|
"PUSH", "tPUSH")>;
|
|
|
|
// LDRLIT pseudo instructions, they expand to LDR + PICADD
|
|
def : InstRW<[SwiftWriteP2ThreeCycle, WriteALU],
|
|
(instregex "t?LDRLIT_ga_abs", "t?LDRLIT_ga_pcrel")>;
|
|
// LDRLIT_ga_pcrel_ldr expands to LDR + PICLDR
|
|
def : InstRW<[SwiftWriteP2ThreeCycle, SwiftWriteP2ThreeCycle],
|
|
(instregex "LDRLIT_ga_pcrel_ldr")>;
|
|
|
|
// 4.2.26 Branch
|
|
def : WriteRes<WriteBr, [SwiftUnitP1]> { let Latency = 0; }
|
|
def : WriteRes<WriteBrL, [SwiftUnitP1]> { let Latency = 2; }
|
|
def : WriteRes<WriteBrTbl, [SwiftUnitP1, SwiftUnitP2]> { let Latency = 0; }
|
|
|
|
// 4.2.27 Not issued
|
|
def : WriteRes<WriteNoop, []> { let Latency = 0; let NumMicroOps = 0; }
|
|
def : InstRW<[WriteNoop], (instregex "t2IT", "IT", "NOP")>;
|
|
|
|
// 4.2.28 Advanced SIMD, Integer, 2 cycle
|
|
def : InstRW<[SwiftWriteP0TwoCycle],
|
|
(instregex "VADDv", "VSUBv", "VNEG(s|f|v)", "VADDL", "VSUBL",
|
|
"VADDW", "VSUBW", "VHADD", "VHSUB", "VRHADD", "VPADDi",
|
|
"VPADDL", "VAND", "VBIC", "VEOR", "VORN", "VORR", "VTST",
|
|
"VSHL", "VSHR(s|u)", "VSHLL", "VQSHL", "VQSHLU", "VBIF",
|
|
"VBIT", "VBSL", "VSLI", "VSRI", "VCLS", "VCLZ", "VCNT")>;
|
|
|
|
def : InstRW<[SwiftWriteP1TwoCycle],
|
|
(instregex "VEXT", "VREV16", "VREV32", "VREV64")>;
|
|
|
|
// 4.2.29 Advanced SIMD, Integer, 4 cycle
|
|
// 4.2.30 Advanced SIMD, Integer with Accumulate
|
|
def : InstRW<[SwiftWriteP0FourCycle],
|
|
(instregex "VABA", "VABAL", "VPADAL", "VRSRA", "VSRA", "VACGE", "VACGT",
|
|
"VACLE", "VACLT", "VCEQ", "VCGE", "VCGT", "VCLE", "VCLT", "VRSHL",
|
|
"VQRSHL", "VRSHR(u|s)", "VABS(f|v)", "VQABS", "VQNEG", "VQADD",
|
|
"VQSUB")>;
|
|
def : InstRW<[SwiftWriteP1FourCycle],
|
|
(instregex "VRECPE", "VRSQRTE")>;
|
|
|
|
// 4.2.31 Advanced SIMD, Add and Shift with Narrow
|
|
def : InstRW<[SwiftWriteP0P1FourCycle],
|
|
(instregex "VADDHN", "VSUBHN", "VSHRN")>;
|
|
def : InstRW<[SwiftWriteP0P1SixCycle],
|
|
(instregex "VRADDHN", "VRSUBHN", "VRSHRN", "VQSHRN", "VQSHRUN",
|
|
"VQRSHRN", "VQRSHRUN")>;
|
|
|
|
// 4.2.32 Advanced SIMD, Vector Table Lookup
|
|
foreach Num = 1-4 in {
|
|
def SwiftWrite#Num#xP1TwoCycle : WriteSequence<[SwiftWriteP1TwoCycle], Num>;
|
|
}
|
|
def : InstRW<[SwiftWrite1xP1TwoCycle],
|
|
(instregex "VTB(L|X)1")>;
|
|
def : InstRW<[SwiftWrite2xP1TwoCycle],
|
|
(instregex "VTB(L|X)2")>;
|
|
def : InstRW<[SwiftWrite3xP1TwoCycle],
|
|
(instregex "VTB(L|X)3")>;
|
|
def : InstRW<[SwiftWrite4xP1TwoCycle],
|
|
(instregex "VTB(L|X)4")>;
|
|
|
|
// 4.2.33 Advanced SIMD, Transpose
|
|
def : InstRW<[SwiftWriteP1FourCycle, SwiftWriteP1FourCycle,
|
|
SwiftWriteP1TwoCycle/*RsrcOnly*/, SchedReadAdvance<2>],
|
|
(instregex "VSWP", "VTRN", "VUZP", "VZIP")>;
|
|
|
|
// 4.2.34 Advanced SIMD and VFP, Floating Point
|
|
def : InstRW<[SwiftWriteP0TwoCycle], (instregex "VABS(S|D)$", "VNEG(S|D)$")>;
|
|
def : InstRW<[SwiftWriteP0FourCycle],
|
|
(instregex "VCMP(D|S|ZD|ZS)$", "VCMPE(D|S|ZD|ZS)")>;
|
|
def : InstRW<[SwiftWriteP0FourCycle],
|
|
(instregex "VADD(S|f)", "VSUB(S|f)", "VABD", "VPADDf", "VMAX", "VMIN", "VPMAX",
|
|
"VPMIN")>;
|
|
def : InstRW<[SwiftWriteP0SixCycle], (instregex "VADDD$", "VSUBD$")>;
|
|
def : InstRW<[SwiftWriteP1EightCycle], (instregex "VRECPS", "VRSQRTS")>;
|
|
|
|
// 4.2.35 Advanced SIMD and VFP, Multiply
|
|
def : InstRW<[SwiftWriteP1FourCycle],
|
|
(instregex "VMUL(S|v|p|f|s)", "VNMULS", "VQDMULH", "VQRDMULH",
|
|
"VMULL", "VQDMULL")>;
|
|
def : InstRW<[SwiftWriteP1FourCycle],
|
|
(instregex "VMLA", "VMLS", "VNMLA", "VNMLS", "VFMA(S|D)", "VFMS(S|D)",
|
|
"VFNMA", "VFNMS", "VMLAL", "VMLSL","VQDMLAL", "VQDMLSL")>;
|
|
def : InstRW<[SwiftWriteP1EightCycle], (instregex "VFMAfd", "VFMSfd")>;
|
|
def : InstRW<[SwiftWriteP1TwelveCyc], (instregex "VFMAfq", "VFMSfq")>;
|
|
|
|
// 4.2.36 Advanced SIMD and VFP, Convert
|
|
def : InstRW<[SwiftWriteP1FourCycle], (instregex "VCVT", "V(S|U)IT", "VTO(S|U)")>;
|
|
|
|
// 4.2.37 Advanced SIMD and VFP, Move
|
|
def : InstRW<[SwiftWriteP0TwoCycle],
|
|
(instregex "VMOVv", "VMOV(S|D)$", "VMOV(S|D)cc",
|
|
"VMVNv", "VMVN(d|q)", "VMVN(S|D)cc",
|
|
"FCONST(D|S)")>;
|
|
def : InstRW<[SwiftWriteP1TwoCycle], (instregex "VMOVN", "VMOVL")>;
|
|
def : InstRW<[WriteSequence<[SwiftWriteP0FourCycle, SwiftWriteP1TwoCycle]>],
|
|
(instregex "VQMOVN")>;
|
|
def : InstRW<[SwiftWriteP1TwoCycle], (instregex "VDUPLN", "VDUPf")>;
|
|
def : InstRW<[WriteSequence<[SwiftWriteP2FourCycle, SwiftWriteP1TwoCycle]>],
|
|
(instregex "VDUP(8|16|32)")>;
|
|
def : InstRW<[SwiftWriteP2ThreeCycle], (instregex "VMOVRS$")>;
|
|
def : InstRW<[WriteSequence<[SwiftWriteP2FourCycle, SwiftWriteP0TwoCycle]>],
|
|
(instregex "VMOVSR$", "VSETLN")>;
|
|
def : InstRW<[SwiftWriteP2ThreeCycle, SwiftWriteP2FourCycle],
|
|
(instregex "VMOVRR(D|S)$")>;
|
|
def : InstRW<[SwiftWriteP2FourCycle], (instregex "VMOVDRR$")>;
|
|
def : InstRW<[WriteSequence<[SwiftWriteP2FourCycle, SwiftWriteP1TwoCycle]>,
|
|
WriteSequence<[SwiftWrite1Cycle, SwiftWriteP2FourCycle,
|
|
SwiftWriteP1TwoCycle]>],
|
|
(instregex "VMOVSRR$")>;
|
|
def : InstRW<[WriteSequence<[SwiftWriteP1TwoCycle, SwiftWriteP2ThreeCycle]>],
|
|
(instregex "VGETLN(u|i)")>;
|
|
def : InstRW<[WriteSequence<[SwiftWriteP1TwoCycle, SwiftWriteP2ThreeCycle,
|
|
SwiftWriteP01OneCycle]>],
|
|
(instregex "VGETLNs")>;
|
|
|
|
// 4.2.38 Advanced SIMD and VFP, Move FPSCR
|
|
// Serializing instructions.
|
|
def SwiftWaitP0For15Cy : SchedWriteRes<[SwiftUnitP0]> {
|
|
let Latency = 15;
|
|
let ResourceCycles = [15];
|
|
}
|
|
def SwiftWaitP1For15Cy : SchedWriteRes<[SwiftUnitP1]> {
|
|
let Latency = 15;
|
|
let ResourceCycles = [15];
|
|
}
|
|
def SwiftWaitP2For15Cy : SchedWriteRes<[SwiftUnitP2]> {
|
|
let Latency = 15;
|
|
let ResourceCycles = [15];
|
|
}
|
|
def : InstRW<[SwiftWaitP0For15Cy, SwiftWaitP1For15Cy, SwiftWaitP2For15Cy],
|
|
(instregex "VMRS")>;
|
|
def : InstRW<[SwiftWaitP0For15Cy, SwiftWaitP1For15Cy, SwiftWaitP2For15Cy],
|
|
(instregex "VMSR")>;
|
|
// Not serializing.
|
|
def : InstRW<[SwiftWriteP0TwoCycle], (instregex "FMSTAT")>;
|
|
|
|
// 4.2.39 Advanced SIMD and VFP, Load Single Element
|
|
def : InstRW<[SwiftWriteLM4Cy], (instregex "VLDRD$", "VLDRS$")>;
|
|
|
|
// 4.2.40 Advanced SIMD and VFP, Store Single Element
|
|
def : InstRW<[SwiftWriteLM4Cy], (instregex "VSTRD$", "VSTRS$")>;
|
|
|
|
// 4.2.41 Advanced SIMD and VFP, Load Multiple
|
|
// 4.2.42 Advanced SIMD and VFP, Store Multiple
|
|
|
|
// Resource requirement for permuting, just reserves the resources.
|
|
foreach Num = 1-28 in {
|
|
def SwiftVLDMPerm#Num : SchedWriteRes<[SwiftUnitP1]> {
|
|
let Latency = 0;
|
|
let NumMicroOps = Num;
|
|
let ResourceCycles = [Num];
|
|
}
|
|
}
|
|
|
|
// Pre RA pseudos - load/store to a Q register as a D register pair.
|
|
def : InstRW<[SwiftWriteLM4Cy], (instregex "VLDMQIA$", "VSTMQIA$")>;
|
|
|
|
// Post RA not modelled accurately. We assume that register use of width 64
|
|
// bit maps to a D register, 128 maps to a Q register. Not all different kinds
|
|
// are accurately represented.
|
|
def SwiftWriteVLDM : SchedWriteVariant<[
|
|
// Load of one S register.
|
|
SchedVar<SwiftLMAddr1Pred, [SwiftWriteLM4Cy]>,
|
|
// Load of one D register.
|
|
SchedVar<SwiftLMAddr2Pred, [SwiftWriteLM4Cy, SwiftWriteLM4CyNo]>,
|
|
// Load of 3 S register.
|
|
SchedVar<SwiftLMAddr3Pred, [SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM13CyNo, SwiftWriteP01OneCycle,
|
|
SwiftVLDMPerm3]>,
|
|
// Load of a Q register (not necessarily true). We should not be mapping to
|
|
// 4 S registers, either.
|
|
SchedVar<SwiftLMAddr4Pred, [SwiftWriteLM4Cy, SwiftWriteLM4CyNo,
|
|
SwiftWriteLM4CyNo, SwiftWriteLM4CyNo]>,
|
|
// Load of 5 S registers.
|
|
SchedVar<SwiftLMAddr5Pred, [SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM14CyNo,
|
|
SwiftWriteLM17CyNo, SwiftWriteP01OneCycle,
|
|
SwiftVLDMPerm5]>,
|
|
// Load of 3 D registers. (Must also be able to handle s register list -
|
|
// though, not accurate)
|
|
SchedVar<SwiftLMAddr6Pred, [SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM10Cy, SwiftWriteLM14CyNo,
|
|
SwiftWriteLM14CyNo, SwiftWriteLM14CyNo,
|
|
SwiftWriteP01OneCycle, SwiftVLDMPerm5]>,
|
|
// Load of 7 S registers.
|
|
SchedVar<SwiftLMAddr7Pred, [SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM13Cy, SwiftWriteLM14CyNo,
|
|
SwiftWriteLM17CyNo, SwiftWriteLM18CyNo,
|
|
SwiftWriteLM21CyNo, SwiftWriteP01OneCycle,
|
|
SwiftVLDMPerm7]>,
|
|
// Load of two Q registers.
|
|
SchedVar<SwiftLMAddr8Pred, [SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM13Cy, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteP01OneCycle, SwiftVLDMPerm2]>,
|
|
// Load of 9 S registers.
|
|
SchedVar<SwiftLMAddr9Pred, [SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM13Cy, SwiftWriteLM14CyNo,
|
|
SwiftWriteLM17CyNo, SwiftWriteLM18CyNo,
|
|
SwiftWriteLM21CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM25CyNo, SwiftWriteP01OneCycle,
|
|
SwiftVLDMPerm9]>,
|
|
// Load of 5 D registers.
|
|
SchedVar<SwiftLMAddr10Pred,[SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM10Cy, SwiftWriteLM14Cy,
|
|
SwiftWriteLM14CyNo, SwiftWriteLM14CyNo,
|
|
SwiftWriteLM14CyNo, SwiftWriteLM14CyNo,
|
|
SwiftWriteLM14CyNo, SwiftWriteLM14CyNo,
|
|
SwiftWriteP01OneCycle, SwiftVLDMPerm5]>,
|
|
// Inaccurate: reuse describtion from 9 S registers.
|
|
SchedVar<SwiftLMAddr11Pred,[SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM13Cy, SwiftWriteLM14CyNo,
|
|
SwiftWriteLM17CyNo, SwiftWriteLM18CyNo,
|
|
SwiftWriteLM21CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM21CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM25CyNo, SwiftWriteP01OneCycle,
|
|
SwiftVLDMPerm9]>,
|
|
// Load of three Q registers.
|
|
SchedVar<SwiftLMAddr12Pred,[SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM11Cy, SwiftWriteLM11Cy,
|
|
SwiftWriteLM11CyNo, SwiftWriteLM11CyNo,
|
|
SwiftWriteLM11CyNo, SwiftWriteLM11CyNo,
|
|
SwiftWriteLM11CyNo, SwiftWriteLM11CyNo,
|
|
SwiftWriteLM11CyNo, SwiftWriteLM11CyNo,
|
|
SwiftWriteP01OneCycle, SwiftVLDMPerm3]>,
|
|
// Inaccurate: reuse describtion from 9 S registers.
|
|
SchedVar<SwiftLMAddr13Pred, [SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM13Cy, SwiftWriteLM14CyNo,
|
|
SwiftWriteLM17CyNo, SwiftWriteLM18CyNo,
|
|
SwiftWriteLM21CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM21CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM21CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM25CyNo, SwiftWriteP01OneCycle,
|
|
SwiftVLDMPerm9]>,
|
|
// Load of 7 D registers inaccurate.
|
|
SchedVar<SwiftLMAddr14Pred,[SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM10Cy, SwiftWriteLM14Cy,
|
|
SwiftWriteLM14Cy, SwiftWriteLM14CyNo,
|
|
SwiftWriteLM14CyNo, SwiftWriteLM14CyNo,
|
|
SwiftWriteLM14CyNo, SwiftWriteLM14CyNo,
|
|
SwiftWriteLM14CyNo, SwiftWriteLM14CyNo,
|
|
SwiftWriteP01OneCycle, SwiftVLDMPerm7]>,
|
|
SchedVar<SwiftLMAddr15Pred,[SwiftWriteLM9Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM13Cy, SwiftWriteLM14Cy,
|
|
SwiftWriteLM17Cy, SwiftWriteLM18CyNo,
|
|
SwiftWriteLM21CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM21CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM21CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM21CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM25CyNo, SwiftWriteP01OneCycle,
|
|
SwiftVLDMPerm9]>,
|
|
// Load of 4 Q registers.
|
|
SchedVar<SwiftLMAddr16Pred,[SwiftWriteLM7Cy, SwiftWriteLM10Cy,
|
|
SwiftWriteLM11Cy, SwiftWriteLM14Cy,
|
|
SwiftWriteLM15Cy, SwiftWriteLM18CyNo,
|
|
SwiftWriteLM19CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM19CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM19CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM19CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteLM19CyNo, SwiftWriteLM22CyNo,
|
|
SwiftWriteP01OneCycle, SwiftVLDMPerm4]>,
|
|
// Unknow number of registers, just use resources for two registers.
|
|
SchedVar<NoSchedPred, [SwiftWriteLM7Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteLM13Cy, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteLM13CyNo, SwiftWriteLM13CyNo,
|
|
SwiftWriteP01OneCycle, SwiftVLDMPerm2]>
|
|
]> { let Variadic = 1; }
|
|
|
|
def : InstRW<[SwiftWriteVLDM], (instregex "VLDM[SD](IA|DB)$")>;
|
|
|
|
def : InstRW<[SwiftWriteP01OneCycle2x, SwiftWriteVLDM],
|
|
(instregex "VLDM[SD](IA|DB)_UPD$")>;
|
|
|
|
def SwiftWriteVSTM : SchedWriteVariant<[
|
|
// One S register.
|
|
SchedVar<SwiftLMAddr1Pred, [SwiftWriteSTM1]>,
|
|
// One D register.
|
|
SchedVar<SwiftLMAddr2Pred, [SwiftWriteSTM1]>,
|
|
// Three S registers.
|
|
SchedVar<SwiftLMAddr3Pred, [SwiftWriteSTM4]>,
|
|
// Assume one Q register.
|
|
SchedVar<SwiftLMAddr4Pred, [SwiftWriteSTM1]>,
|
|
SchedVar<SwiftLMAddr5Pred, [SwiftWriteSTM6]>,
|
|
// Assume three D registers.
|
|
SchedVar<SwiftLMAddr6Pred, [SwiftWriteSTM4]>,
|
|
SchedVar<SwiftLMAddr7Pred, [SwiftWriteSTM8]>,
|
|
// Assume two Q registers.
|
|
SchedVar<SwiftLMAddr8Pred, [SwiftWriteSTM3]>,
|
|
SchedVar<SwiftLMAddr9Pred, [SwiftWriteSTM10]>,
|
|
// Assume 5 D registers.
|
|
SchedVar<SwiftLMAddr10Pred, [SwiftWriteSTM6]>,
|
|
SchedVar<SwiftLMAddr11Pred, [SwiftWriteSTM12]>,
|
|
// Assume three Q registers.
|
|
SchedVar<SwiftLMAddr12Pred, [SwiftWriteSTM4]>,
|
|
SchedVar<SwiftLMAddr13Pred, [SwiftWriteSTM14]>,
|
|
// Assume 7 D registers.
|
|
SchedVar<SwiftLMAddr14Pred, [SwiftWriteSTM8]>,
|
|
SchedVar<SwiftLMAddr15Pred, [SwiftWriteSTM16]>,
|
|
// Assume four Q registers.
|
|
SchedVar<SwiftLMAddr16Pred, [SwiftWriteSTM5]>,
|
|
// Asumme two Q registers.
|
|
SchedVar<NoSchedPred, [SwiftWriteSTM3]>
|
|
]> { let Variadic = 1; }
|
|
|
|
def : InstRW<[SwiftWriteVSTM], (instregex "VSTM[SD](IA|DB)$")>;
|
|
|
|
def : InstRW<[SwiftWriteP01OneCycle2x, SwiftWriteVSTM],
|
|
(instregex "VSTM[SD](IA|DB)_UPD")>;
|
|
|
|
// 4.2.43 Advanced SIMD, Element or Structure Load and Store
|
|
def SwiftWrite2xP2FourCy : SchedWriteRes<[SwiftUnitP2]> {
|
|
let Latency = 4;
|
|
let ResourceCycles = [2];
|
|
}
|
|
def SwiftWrite3xP2FourCy : SchedWriteRes<[SwiftUnitP2]> {
|
|
let Latency = 4;
|
|
let ResourceCycles = [3];
|
|
}
|
|
foreach Num = 1-2 in {
|
|
def SwiftExt#Num#xP0 : SchedWriteRes<[SwiftUnitP0]> {
|
|
let Latency = 0;
|
|
let NumMicroOps = Num;
|
|
let ResourceCycles = [Num];
|
|
}
|
|
}
|
|
// VLDx
|
|
// Multiple structures.
|
|
// Single element structure loads.
|
|
// We assume aligned.
|
|
// Single/two register.
|
|
def : InstRW<[SwiftWriteLM4Cy], (instregex "VLD1(d|q)(8|16|32|64)$")>;
|
|
def : InstRW<[SwiftWriteLM4Cy, SwiftWriteP01OneCycle],
|
|
(instregex "VLD1(d|q)(8|16|32|64)wb")>;
|
|
// Three register.
|
|
def : InstRW<[SwiftWrite3xP2FourCy],
|
|
(instregex "VLD1(d|q)(8|16|32|64)T$", "VLD1d64TPseudo")>;
|
|
def : InstRW<[SwiftWrite3xP2FourCy, SwiftWriteP01OneCycle],
|
|
(instregex "VLD1(d|q)(8|16|32|64)Twb")>;
|
|
/// Four Register.
|
|
def : InstRW<[SwiftWrite2xP2FourCy],
|
|
(instregex "VLD1(d|q)(8|16|32|64)Q$", "VLD1d64QPseudo")>;
|
|
def : InstRW<[SwiftWrite2xP2FourCy, SwiftWriteP01OneCycle],
|
|
(instregex "VLD1(d|q)(8|16|32|64)Qwb")>;
|
|
// Two element structure loads.
|
|
// Two/four register.
|
|
def : InstRW<[SwiftWriteLM9Cy, SwiftExt2xP0, SwiftVLDMPerm2],
|
|
(instregex "VLD2(d|q|b)(8|16|32)$", "VLD2q(8|16|32)Pseudo$")>;
|
|
def : InstRW<[SwiftWriteLM9Cy, SwiftWriteP01OneCycle, SwiftExt2xP0,
|
|
SwiftVLDMPerm2],
|
|
(instregex "VLD2(d|q|b)(8|16|32)wb", "VLD2q(8|16|32)PseudoWB")>;
|
|
// Three element structure.
|
|
def : InstRW<[SwiftWriteLM9Cy, SwiftWriteLM9CyNo, SwiftWriteLM9CyNo,
|
|
SwiftVLDMPerm3, SwiftWrite3xP2FourCy],
|
|
(instregex "VLD3(d|q)(8|16|32)$")>;
|
|
def : InstRW<[SwiftWriteLM9Cy, SwiftVLDMPerm3, SwiftWrite3xP2FourCy],
|
|
(instregex "VLD3(d|q)(8|16|32)(oddP|P)seudo$")>;
|
|
|
|
def : InstRW<[SwiftWriteLM9Cy, SwiftWriteLM9CyNo, SwiftWriteLM9CyNo,
|
|
SwiftWriteP01OneCycle, SwiftVLDMPerm3, SwiftWrite3xP2FourCy],
|
|
(instregex "VLD3(d|q)(8|16|32)_UPD$")>;
|
|
def : InstRW<[SwiftWriteLM9Cy, SwiftWriteP01OneCycle, SwiftVLDMPerm3,
|
|
SwiftWrite3xP2FourCy],
|
|
(instregex "VLD3(d|q)(8|16|32)(oddP|P)seudo_UPD")>;
|
|
// Four element structure loads.
|
|
def : InstRW<[SwiftWriteLM11Cy, SwiftWriteLM11Cy, SwiftWriteLM11Cy,
|
|
SwiftWriteLM11Cy, SwiftExt2xP0, SwiftVLDMPerm4,
|
|
SwiftWrite3xP2FourCy],
|
|
(instregex "VLD4(d|q)(8|16|32)$")>;
|
|
def : InstRW<[SwiftWriteLM11Cy, SwiftExt2xP0, SwiftVLDMPerm4,
|
|
SwiftWrite3xP2FourCy],
|
|
(instregex "VLD4(d|q)(8|16|32)(oddP|P)seudo$")>;
|
|
def : InstRW<[SwiftWriteLM11Cy, SwiftWriteLM11Cy, SwiftWriteLM11Cy,
|
|
SwiftWriteLM11Cy, SwiftWriteP01OneCycle, SwiftExt2xP0,
|
|
SwiftVLDMPerm4, SwiftWrite3xP2FourCy],
|
|
(instregex "VLD4(d|q)(8|16|32)_UPD")>;
|
|
def : InstRW<[SwiftWriteLM11Cy, SwiftWriteP01OneCycle, SwiftExt2xP0,
|
|
SwiftVLDMPerm4, SwiftWrite3xP2FourCy],
|
|
(instregex "VLD4(d|q)(8|16|32)(oddP|P)seudo_UPD")>;
|
|
|
|
// Single all/lane loads.
|
|
// One element structure.
|
|
def : InstRW<[SwiftWriteLM6Cy, SwiftVLDMPerm2],
|
|
(instregex "VLD1(LN|DUP)(d|q)(8|16|32)$", "VLD1(LN|DUP)(d|q)(8|16|32)Pseudo$")>;
|
|
def : InstRW<[SwiftWriteLM6Cy, SwiftWriteP01OneCycle, SwiftVLDMPerm2],
|
|
(instregex "VLD1(LN|DUP)(d|q)(8|16|32)(wb|_UPD)",
|
|
"VLD1LNq(8|16|32)Pseudo_UPD")>;
|
|
// Two element structure.
|
|
def : InstRW<[SwiftWriteLM6Cy, SwiftWriteLM6Cy, SwiftExt1xP0, SwiftVLDMPerm2],
|
|
(instregex "VLD2(DUP|LN)(d|q)(8|16|32|8x2|16x2|32x2)$",
|
|
"VLD2LN(d|q)(8|16|32)Pseudo$")>;
|
|
def : InstRW<[SwiftWriteLM6Cy, SwiftWriteLM6Cy, SwiftWriteP01OneCycle,
|
|
SwiftExt1xP0, SwiftVLDMPerm2],
|
|
(instregex "VLD2LN(d|q)(8|16|32)_UPD$")>;
|
|
def : InstRW<[SwiftWriteLM6Cy, SwiftWriteP01OneCycle, SwiftWriteLM6Cy,
|
|
SwiftExt1xP0, SwiftVLDMPerm2],
|
|
(instregex "VLD2DUPd(8|16|32|8x2|16x2|32x2)wb")>;
|
|
def : InstRW<[SwiftWriteLM6Cy, SwiftWriteP01OneCycle, SwiftWriteLM6Cy,
|
|
SwiftExt1xP0, SwiftVLDMPerm2],
|
|
(instregex "VLD2LN(d|q)(8|16|32)Pseudo_UPD")>;
|
|
// Three element structure.
|
|
def : InstRW<[SwiftWriteLM7Cy, SwiftWriteLM8Cy, SwiftWriteLM8Cy, SwiftExt1xP0,
|
|
SwiftVLDMPerm3],
|
|
(instregex "VLD3(DUP|LN)(d|q)(8|16|32)$",
|
|
"VLD3(LN|DUP)(d|q)(8|16|32)Pseudo$")>;
|
|
def : InstRW<[SwiftWriteLM7Cy, SwiftWriteLM8Cy, SwiftWriteLM8Cy,
|
|
SwiftWriteP01OneCycle, SwiftExt1xP0, SwiftVLDMPerm3],
|
|
(instregex "VLD3(LN|DUP)(d|q)(8|16|32)_UPD")>;
|
|
def : InstRW<[SwiftWriteLM7Cy, SwiftWriteP01OneCycle, SwiftWriteLM8Cy,
|
|
SwiftWriteLM8Cy, SwiftExt1xP0, SwiftVLDMPerm3],
|
|
(instregex "VLD3(LN|DUP)(d|q)(8|16|32)Pseudo_UPD")>;
|
|
// Four element struture.
|
|
def : InstRW<[SwiftWriteLM8Cy, SwiftWriteLM9Cy, SwiftWriteLM10CyNo,
|
|
SwiftWriteLM10CyNo, SwiftExt1xP0, SwiftVLDMPerm5],
|
|
(instregex "VLD4(LN|DUP)(d|q)(8|16|32)$",
|
|
"VLD4(LN|DUP)(d|q)(8|16|32)Pseudo$")>;
|
|
def : InstRW<[SwiftWriteLM8Cy, SwiftWriteLM9Cy, SwiftWriteLM10CyNo,
|
|
SwiftWriteLM10CyNo, SwiftWriteP01OneCycle, SwiftExt1xP0,
|
|
SwiftVLDMPerm5],
|
|
(instregex "VLD4(DUP|LN)(d|q)(8|16|32)_UPD")>;
|
|
def : InstRW<[SwiftWriteLM8Cy, SwiftWriteP01OneCycle, SwiftWriteLM9Cy,
|
|
SwiftWriteLM10CyNo, SwiftWriteLM10CyNo, SwiftExt1xP0,
|
|
SwiftVLDMPerm5],
|
|
(instregex "VLD4(DUP|LN)(d|q)(8|16|32)Pseudo_UPD")>;
|
|
// VSTx
|
|
// Multiple structures.
|
|
// Single element structure store.
|
|
def : InstRW<[SwiftWrite1xP2], (instregex "VST1d(8|16|32|64)$")>;
|
|
def : InstRW<[SwiftWrite2xP2], (instregex "VST1q(8|16|32|64)$")>;
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWrite1xP2],
|
|
(instregex "VST1d(8|16|32|64)wb")>;
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWrite2xP2],
|
|
(instregex "VST1q(8|16|32|64)wb")>;
|
|
def : InstRW<[SwiftWrite3xP2],
|
|
(instregex "VST1d(8|16|32|64)T$", "VST1d64TPseudo$")>;
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWrite3xP2],
|
|
(instregex "VST1d(8|16|32|64)Twb", "VST1d64TPseudoWB")>;
|
|
def : InstRW<[SwiftWrite4xP2],
|
|
(instregex "VST1d(8|16|32|64)(Q|QPseudo)$")>;
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWrite4xP2],
|
|
(instregex "VST1d(8|16|32|64)(Qwb|QPseudoWB)")>;
|
|
// Two element structure store.
|
|
def : InstRW<[SwiftWrite1xP2, SwiftVLDMPerm1],
|
|
(instregex "VST2(d|b)(8|16|32)$")>;
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWrite1xP2, SwiftVLDMPerm1],
|
|
(instregex "VST2(b|d)(8|16|32)wb")>;
|
|
def : InstRW<[SwiftWrite2xP2, SwiftVLDMPerm2],
|
|
(instregex "VST2q(8|16|32)$", "VST2q(8|16|32)Pseudo$")>;
|
|
def : InstRW<[SwiftWrite2xP2, SwiftVLDMPerm2],
|
|
(instregex "VST2q(8|16|32)wb", "VST2q(8|16|32)PseudoWB")>;
|
|
// Three element structure store.
|
|
def : InstRW<[SwiftWrite4xP2, SwiftVLDMPerm2],
|
|
(instregex "VST3(d|q)(8|16|32)$", "VST3(d|q)(8|16|32)(oddP|P)seudo$")>;
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWrite4xP2, SwiftVLDMPerm2],
|
|
(instregex "VST3(d|q)(8|16|32)_UPD",
|
|
"VST3(d|q)(8|16|32)(oddP|P)seudo_UPD$")>;
|
|
// Four element structure store.
|
|
def : InstRW<[SwiftWrite4xP2, SwiftVLDMPerm2],
|
|
(instregex "VST4(d|q)(8|16|32)$", "VST4(d|q)(8|16|32)(oddP|P)seudo$")>;
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWrite4xP2, SwiftVLDMPerm4],
|
|
(instregex "VST4(d|q)(8|16|32)_UPD",
|
|
"VST4(d|q)(8|16|32)(oddP|P)seudo_UPD$")>;
|
|
// Single/all lane store.
|
|
// One element structure.
|
|
def : InstRW<[SwiftWrite1xP2, SwiftVLDMPerm1],
|
|
(instregex "VST1LNd(8|16|32)$", "VST1LNq(8|16|32)Pseudo$")>;
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWrite1xP2, SwiftVLDMPerm1],
|
|
(instregex "VST1LNd(8|16|32)_UPD", "VST1LNq(8|16|32)Pseudo_UPD")>;
|
|
// Two element structure.
|
|
def : InstRW<[SwiftWrite1xP2, SwiftVLDMPerm2],
|
|
(instregex "VST2LN(d|q)(8|16|32)$", "VST2LN(d|q)(8|16|32)Pseudo$")>;
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWrite1xP2, SwiftVLDMPerm2],
|
|
(instregex "VST2LN(d|q)(8|16|32)_UPD",
|
|
"VST2LN(d|q)(8|16|32)Pseudo_UPD")>;
|
|
// Three element structure.
|
|
def : InstRW<[SwiftWrite4xP2, SwiftVLDMPerm2],
|
|
(instregex "VST3LN(d|q)(8|16|32)$", "VST3LN(d|q)(8|16|32)Pseudo$")>;
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWrite4xP2, SwiftVLDMPerm2],
|
|
(instregex "VST3LN(d|q)(8|16|32)_UPD",
|
|
"VST3LN(d|q)(8|16|32)Pseudo_UPD")>;
|
|
// Four element structure.
|
|
def : InstRW<[SwiftWrite2xP2, SwiftVLDMPerm2],
|
|
(instregex "VST4LN(d|q)(8|16|32)$", "VST4LN(d|q)(8|16|32)Pseudo$")>;
|
|
def : InstRW<[SwiftWriteP01OneCycle, SwiftWrite2xP2, SwiftVLDMPerm2],
|
|
(instregex "VST4LN(d|q)(8|16|32)_UPD",
|
|
"VST4LN(d|q)(8|16|32)Pseudo_UPD")>;
|
|
|
|
// 4.2.44 VFP, Divide and Square Root
|
|
def SwiftDiv17 : SchedWriteRes<[SwiftUnitP0, SwiftUnitDiv]> {
|
|
let NumMicroOps = 1;
|
|
let Latency = 17;
|
|
let ResourceCycles = [1, 15];
|
|
}
|
|
def SwiftDiv32 : SchedWriteRes<[SwiftUnitP0, SwiftUnitDiv]> {
|
|
let NumMicroOps = 1;
|
|
let Latency = 32;
|
|
let ResourceCycles = [1, 30];
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}
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def : InstRW<[SwiftDiv17], (instregex "VDIVS", "VSQRTS")>;
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def : InstRW<[SwiftDiv32], (instregex "VDIVD", "VSQRTD")>;
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// ===---------------------------------------------------------------------===//
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// Floating-point. Map target defined SchedReadWrite to processor specific ones
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//
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def : SchedAlias<WriteFPCVT, SwiftWriteP1FourCycle>;
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def : SchedAlias<WriteFPMOV, SwiftWriteP2ThreeCycle>;
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|
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def : SchedAlias<WriteFPALU32, SwiftWriteP0FourCycle>;
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def : SchedAlias<WriteFPALU64, SwiftWriteP0SixCycle>;
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|
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def : SchedAlias<WriteFPMUL32, SwiftWriteP1FourCycle>;
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def : SchedAlias<WriteFPMUL64, SwiftWriteP1SixCycle>;
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|
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def : SchedAlias<WriteFPMAC32, SwiftWriteP1FourCycle>;
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def : SchedAlias<WriteFPMAC64, SwiftWriteP1FourCycle>;
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|
|
|
def : SchedAlias<WriteFPDIV32, SwiftDiv17>;
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|
def : SchedAlias<WriteFPSQRT32, SwiftDiv17>;
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|
|
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def : SchedAlias<WriteFPDIV64, SwiftDiv32>;
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|
def : SchedAlias<WriteFPSQRT64, SwiftDiv32>;
|
|
|
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def : ReadAdvance<ReadFPMUL, 0>;
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|
def : ReadAdvance<ReadFPMAC, 0>;
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|
|
|
// Overriden via InstRW for this processor.
|
|
def : WriteRes<WriteVLD1, []>;
|
|
def : WriteRes<WriteVLD2, []>;
|
|
def : WriteRes<WriteVLD3, []>;
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|
def : WriteRes<WriteVLD4, []>;
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|
def : WriteRes<WriteVST1, []>;
|
|
def : WriteRes<WriteVST2, []>;
|
|
def : WriteRes<WriteVST3, []>;
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|
def : WriteRes<WriteVST4, []>;
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|
|
|
// Not specified.
|
|
def : InstRW<[SwiftWriteP01OneCycle2x], (instregex "ABS")>;
|
|
// Preload.
|
|
def : WriteRes<WritePreLd, [SwiftUnitP2]> { let Latency = 0;
|
|
let ResourceCycles = [0];
|
|
}
|
|
|
|
}
|