RISCVSchedule.td
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//===-- 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 WriteShift32 : SchedWrite; // 32-bit shift operations on RV64Ix
def WriteShift : SchedWrite; // 32 or 64-bit shift operations
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 WriteFALU32 : SchedWrite; // FP 32-bit computation
def WriteFALU64 : SchedWrite; // FP 64-bit computation
def WriteFMul32 : SchedWrite; // 32-bit floating point multiply
def WriteFMulAdd32 : SchedWrite; // 32-bit floating point multiply add
def WriteFMulSub32 : SchedWrite; // 32-bit floating point multiply sub
def WriteFMul64 : SchedWrite; // 64-bit floating point multiply
def WriteFMulAdd64 : SchedWrite; // 64-bit floating point multiply add
def WriteFMulSub64 : SchedWrite; // 64-bit floating point multiply sub
def WriteFDiv32 : SchedWrite; // 32-bit floating point divide
def WriteFDiv64 : SchedWrite; // 64-bit floating point divide
def WriteFSqrt32 : SchedWrite; // 32-bit floating point sqrt
def WriteFSqrt64 : SchedWrite; // 64-bit floating point sqrt
// Integer to float conversions
def WriteFCvtI32ToF32 : SchedWrite;
def WriteFCvtI32ToF64 : SchedWrite;
def WriteFCvtI64ToF32 : SchedWrite; // RV64I only
def WriteFCvtI64ToF64 : SchedWrite; // RV64I only
//Float to integer conversions
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 WriteFConv32 : SchedWrite; // 32-bit floating point convert
def WriteFConv64 : SchedWrite; // 64-bit floating point convert
def WriteFClass32 : SchedWrite; // 32-bit floating point classify
def WriteFClass64 : SchedWrite; // 64-bit floating point classify
def WriteFCmp32 : SchedWrite; // 32-bit floating point compare
def WriteFCmp64 : SchedWrite; // 64-bit floating point compare
def WriteFMovF32ToI32 : SchedWrite;
def WriteFMovI32ToF32 : SchedWrite;
def WriteFMovF64ToI64 : SchedWrite; // RV64I only
def WriteFMovI64ToF64 : SchedWrite; // RV64I only
def WriteFMov32 : SchedWrite; // 32-bit floating point move
def WriteFMov64 : SchedWrite; // 64-bit floating point move
def WriteFLD32 : SchedWrite; // Floating point sp load
def WriteFLD64 : SchedWrite; // Floating point dp load
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 ReadStoreData : SchedRead;
def ReadIALU : SchedRead;
def ReadIALU32 : SchedRead; // 32-bit integer ALU operations on RV64I
def ReadShift : SchedRead;
def ReadShift32 : SchedRead; // 32-bit shift 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 ReadFALU32 : SchedRead; // FP 32-bit computation
def ReadFALU64 : SchedRead; // FP 64-bit computation
def ReadFMul32 : SchedRead; // 32-bit floating point multiply
def ReadFMulAdd32 : SchedRead; // 32-bit floating point multiply add
def ReadFMulSub32 : SchedRead; // 32-bit floating point multiply sub
def ReadFMul64 : SchedRead; // 64-bit floating point multiply
def ReadFMulAdd64 : SchedRead; // 64-bit floating point multiply add
def ReadFMulSub64 : SchedRead; // 64-bit floating point multiply sub
def ReadFDiv32 : SchedRead; // 32-bit floating point divide
def ReadFDiv64 : SchedRead; // 64-bit floating point divide
def ReadFSqrt32 : SchedRead; // 32-bit floating point sqrt
def ReadFSqrt64 : SchedRead; // 64-bit floating point sqrt
def ReadFCmp32 : SchedRead;
def ReadFCmp64 : SchedRead;
def ReadFCvtF32ToI32 : SchedRead;
def ReadFCvtF32ToI64 : SchedRead;
def ReadFCvtF64ToI32 : SchedRead;
def ReadFCvtF64ToI64 : SchedRead;
def ReadFCvtI32ToF32 : SchedRead;
def ReadFCvtI32ToF64 : SchedRead;
def ReadFCvtI64ToF32 : SchedRead;
def ReadFCvtI64ToF64 : SchedRead;
def ReadFMovF32ToI32 : SchedRead;
def ReadFMovI32ToF32 : SchedRead;
def ReadFMovF64ToI64 : SchedRead;
def ReadFMovI64ToF64 : SchedRead;
def ReadFCvtF32ToF64 : SchedRead;
def ReadFCvtF64ToF32 : SchedRead;
def ReadFClass32 : SchedRead;
def ReadFClass64 : SchedRead;