//===-- RISCVSchedule.td - RISCV Scheduling Definitions ----*- tablegen -*-===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// /// Define scheduler resources associated with def operands. def WriteIALU : SchedWrite; // 32 or 64-bit integer ALU operations def WriteIALU32 : SchedWrite; // 32-bit integer ALU operations on RV64I def WriteShiftImm : SchedWrite; // 32 or 64-bit shift by immediate operations def WriteShiftImm32 : SchedWrite; // 32-bit shift by immediate operations on RV64Ix def WriteShiftReg : SchedWrite; // 32 or 64-bit shift by immediate operations def WriteShiftReg32 : SchedWrite; // 32-bit shift by immediate operations on RV64Ix def WriteIDiv : SchedWrite; // 32-bit or 64-bit divide and remainder def WriteIDiv32 : SchedWrite; // 32-bit divide and remainder on RV64I def WriteIMul : SchedWrite; // 32-bit or 64-bit multiply def WriteIMul32 : SchedWrite; // 32-bit multiply on RV64I def WriteJmp : SchedWrite; // Jump def WriteJal : SchedWrite; // Jump and link def WriteJalr : SchedWrite; // Jump and link register def WriteJmpReg : SchedWrite; // Jump register def WriteNop : SchedWrite; def WriteLDB : SchedWrite; // Load byte def WriteLDH : SchedWrite; // Load half-word def WriteLDW : SchedWrite; // Load word def WriteLDWU : SchedWrite; // Load word unsigned def WriteLDD : SchedWrite; // Load double-word def WriteCSR : SchedWrite; // CSR instructions def WriteSTB : SchedWrite; // Store byte def WriteSTH : SchedWrite; // Store half-word def WriteSTW : SchedWrite; // Store word def WriteSTD : SchedWrite; // Store double-word def WriteAtomicW : SchedWrite; //Atomic memory operation word size def WriteAtomicD : SchedWrite; //Atomic memory operation double word size def WriteAtomicLDW : SchedWrite; // Atomic load word def WriteAtomicLDD : SchedWrite; // Atomic load double word def WriteAtomicSTW : SchedWrite; // Atomic store word def WriteAtomicSTD : SchedWrite; // Atomic store double word def WriteFALU16 : SchedWrite; // FP 16-bit computation def WriteFALU32 : SchedWrite; // FP 32-bit computation def WriteFALU64 : SchedWrite; // FP 64-bit computation def WriteFMul16 : SchedWrite; // 16-bit floating point multiply def WriteFMA16 : SchedWrite; // 16-bit floating point fused multiply-add def WriteFMul32 : SchedWrite; // 32-bit floating point multiply def WriteFMA32 : SchedWrite; // 32-bit floating point fused multiply-add def WriteFMul64 : SchedWrite; // 64-bit floating point multiply def WriteFMA64 : SchedWrite; // 64-bit floating point fused multiply-add def WriteFDiv16 : SchedWrite; // 16-bit floating point divide def WriteFDiv32 : SchedWrite; // 32-bit floating point divide def WriteFDiv64 : SchedWrite; // 64-bit floating point divide def WriteFSqrt16 : SchedWrite; // 16-bit floating point sqrt def WriteFSqrt32 : SchedWrite; // 32-bit floating point sqrt def WriteFSqrt64 : SchedWrite; // 64-bit floating point sqrt // Integer to float conversions def WriteFCvtI32ToF16 : SchedWrite; def WriteFCvtI32ToF32 : SchedWrite; def WriteFCvtI32ToF64 : SchedWrite; def WriteFCvtI64ToF16 : SchedWrite; // RV64I only def WriteFCvtI64ToF32 : SchedWrite; // RV64I only def WriteFCvtI64ToF64 : SchedWrite; // RV64I only //Float to integer conversions def WriteFCvtF16ToI32 : SchedWrite; def WriteFCvtF16ToI64 : SchedWrite; // RV64I only def WriteFCvtF32ToI32 : SchedWrite; def WriteFCvtF32ToI64 : SchedWrite; // RV64I only def WriteFCvtF64ToI32 : SchedWrite; def WriteFCvtF64ToI64 : SchedWrite; // RV64I only // Float to float conversions def WriteFCvtF32ToF64 : SchedWrite; def WriteFCvtF64ToF32 : SchedWrite; def WriteFCvtF16ToF32 : SchedWrite; def WriteFCvtF32ToF16 : SchedWrite; def WriteFCvtF16ToF64 : SchedWrite; def WriteFCvtF64ToF16 : SchedWrite; def WriteFClass16 : SchedWrite; // 16-bit floating point classify def WriteFClass32 : SchedWrite; // 32-bit floating point classify def WriteFClass64 : SchedWrite; // 64-bit floating point classify def WriteFCmp16 : SchedWrite; // 16-bit floating point compare def WriteFCmp32 : SchedWrite; // 32-bit floating point compare def WriteFCmp64 : SchedWrite; // 64-bit floating point compare def WriteFSGNJ16 : SchedWrite; // 16-bit floating point sign-injection def WriteFSGNJ32 : SchedWrite; // 32-bit floating point sign-injection def WriteFSGNJ64 : SchedWrite; // 64-bit floating point sign-injection def WriteFMinMax16 : SchedWrite; // 16-bit floating point min or max def WriteFMinMax32 : SchedWrite; // 32-bit floating point min or max def WriteFMinMax64 : SchedWrite; // 64-bit floating point min or max def WriteFMovF16ToI16 : SchedWrite; def WriteFMovI16ToF16 : SchedWrite; def WriteFMovF32ToI32 : SchedWrite; def WriteFMovI32ToF32 : SchedWrite; def WriteFMovF64ToI64 : SchedWrite; // RV64I only def WriteFMovI64ToF64 : SchedWrite; // RV64I only def WriteFLD16 : SchedWrite; // Floating point sp load def WriteFLD32 : SchedWrite; // Floating point sp load def WriteFLD64 : SchedWrite; // Floating point dp load def WriteFST16 : SchedWrite; // Floating point sp store def WriteFST32 : SchedWrite; // Floating point sp store def WriteFST64 : SchedWrite; // Floating point dp store /// Define scheduler resources associated with use operands. def ReadJmp : SchedRead; def ReadJalr : SchedRead; def ReadCSR : SchedRead; def ReadMemBase : SchedRead; def ReadFMemBase : SchedRead; def ReadStoreData : SchedRead; def ReadIALU : SchedRead; def ReadIALU32 : SchedRead; // 32-bit integer ALU operations on RV64I def ReadShiftImm : SchedRead; def ReadShiftImm32 : SchedRead; // 32-bit shift by immediate operations on RV64Ix def ReadShiftReg : SchedRead; def ReadShiftReg32 : SchedRead; // 32-bit shift by register operations on RV64Ix def ReadIDiv : SchedRead; def ReadIDiv32 : SchedRead; def ReadIMul : SchedRead; def ReadIMul32 : SchedRead; def ReadAtomicWA : SchedRead; def ReadAtomicWD : SchedRead; def ReadAtomicDA : SchedRead; def ReadAtomicDD : SchedRead; def ReadAtomicLDW : SchedRead; // Atomic load word def ReadAtomicLDD : SchedRead; // Atomic load double word def ReadAtomicSTW : SchedRead; // Atomic store word def ReadAtomicSTD : SchedRead; // Atomic store double word def ReadFALU16 : SchedRead; // FP 16-bit computation def ReadFALU32 : SchedRead; // FP 32-bit computation def ReadFALU64 : SchedRead; // FP 64-bit computation def ReadFMul16 : SchedRead; // 16-bit floating point multiply def ReadFMA16 : SchedRead; // 16-bit floating point fused multiply-add def ReadFMul32 : SchedRead; // 32-bit floating point multiply def ReadFMA32 : SchedRead; // 32-bit floating point fused multiply-add def ReadFMul64 : SchedRead; // 64-bit floating point multiply def ReadFMA64 : SchedRead; // 64-bit floating point fused multiply-add def ReadFDiv16 : SchedRead; // 16-bit floating point divide def ReadFDiv32 : SchedRead; // 32-bit floating point divide def ReadFDiv64 : SchedRead; // 64-bit floating point divide def ReadFSqrt16 : SchedRead; // 16-bit floating point sqrt def ReadFSqrt32 : SchedRead; // 32-bit floating point sqrt def ReadFSqrt64 : SchedRead; // 64-bit floating point sqrt def ReadFCmp16 : SchedRead; def ReadFCmp32 : SchedRead; def ReadFCmp64 : SchedRead; def ReadFSGNJ16 : SchedRead; def ReadFSGNJ32 : SchedRead; def ReadFSGNJ64 : SchedRead; def ReadFMinMax16 : SchedRead; def ReadFMinMax32 : SchedRead; def ReadFMinMax64 : SchedRead; def ReadFCvtF16ToI32 : SchedRead; def ReadFCvtF16ToI64 : SchedRead; def ReadFCvtF32ToI32 : SchedRead; def ReadFCvtF32ToI64 : SchedRead; def ReadFCvtF64ToI32 : SchedRead; def ReadFCvtF64ToI64 : SchedRead; def ReadFCvtI32ToF16 : SchedRead; def ReadFCvtI32ToF32 : SchedRead; def ReadFCvtI32ToF64 : SchedRead; def ReadFCvtI64ToF16 : SchedRead; def ReadFCvtI64ToF32 : SchedRead; def ReadFCvtI64ToF64 : SchedRead; def ReadFMovF16ToI16 : SchedRead; def ReadFMovI16ToF16 : SchedRead; def ReadFMovF32ToI32 : SchedRead; def ReadFMovI32ToF32 : SchedRead; def ReadFMovF64ToI64 : SchedRead; def ReadFMovI64ToF64 : SchedRead; def ReadFCvtF32ToF64 : SchedRead; def ReadFCvtF64ToF32 : SchedRead; def ReadFCvtF16ToF32 : SchedRead; def ReadFCvtF32ToF16 : SchedRead; def ReadFCvtF16ToF64 : SchedRead; def ReadFCvtF64ToF16 : SchedRead; def ReadFClass16 : SchedRead; def ReadFClass32 : SchedRead; def ReadFClass64 : SchedRead; multiclass UnsupportedSchedZfh { let Unsupported = true in { def : WriteRes<WriteFALU16, []>; def : WriteRes<WriteFClass16, []>; def : WriteRes<WriteFCvtF16ToF64, []>; def : WriteRes<WriteFCvtF64ToF16, []>; def : WriteRes<WriteFCvtI64ToF16, []>; def : WriteRes<WriteFCvtF32ToF16, []>; def : WriteRes<WriteFCvtI32ToF16, []>; def : WriteRes<WriteFCvtF16ToI64, []>; def : WriteRes<WriteFCvtF16ToF32, []>; def : WriteRes<WriteFCvtF16ToI32, []>; def : WriteRes<WriteFDiv16, []>; def : WriteRes<WriteFCmp16, []>; def : WriteRes<WriteFLD16, []>; def : WriteRes<WriteFMA16, []>; def : WriteRes<WriteFMinMax16, []>; def : WriteRes<WriteFMul16, []>; def : WriteRes<WriteFMovI16ToF16, []>; def : WriteRes<WriteFMovF16ToI16, []>; def : WriteRes<WriteFSGNJ16, []>; def : WriteRes<WriteFST16, []>; def : WriteRes<WriteFSqrt16, []>; def : ReadAdvance<ReadFALU16, 0>; def : ReadAdvance<ReadFClass16, 0>; def : ReadAdvance<ReadFCvtF16ToF64, 0>; def : ReadAdvance<ReadFCvtF64ToF16, 0>; def : ReadAdvance<ReadFCvtI64ToF16, 0>; def : ReadAdvance<ReadFCvtF32ToF16, 0>; def : ReadAdvance<ReadFCvtI32ToF16, 0>; def : ReadAdvance<ReadFCvtF16ToI64, 0>; def : ReadAdvance<ReadFCvtF16ToF32, 0>; def : ReadAdvance<ReadFCvtF16ToI32, 0>; def : ReadAdvance<ReadFDiv16, 0>; def : ReadAdvance<ReadFCmp16, 0>; def : ReadAdvance<ReadFMA16, 0>; def : ReadAdvance<ReadFMinMax16, 0>; def : ReadAdvance<ReadFMul16, 0>; def : ReadAdvance<ReadFMovI16ToF16, 0>; def : ReadAdvance<ReadFMovF16ToI16, 0>; def : ReadAdvance<ReadFSGNJ16, 0>; def : ReadAdvance<ReadFSqrt16, 0>; } // Unsupported = true } // Include the scheduler resources for other instruction extensions. include "RISCVScheduleB.td" include "RISCVScheduleV.td"