llvm-6502/lib/Target/X86/X86ScheduleAtom.td
Sanjay Patel f7e042324a Move Post RA Scheduling flag bit into SchedMachineModel
Refactoring; no functional changes intended

    Removed PostRAScheduler bits from subtargets (X86, ARM).
    Added PostRAScheduler bit to MCSchedModel class.
    This bit is set by a CPU's scheduling model (if it exists).
    Removed enablePostRAScheduler() function from TargetSubtargetInfo and subclasses.
    Fixed the existing enablePostMachineScheduler() method to use the MCSchedModel (was just returning false!).
    Added methods to TargetSubtargetInfo to allow overrides for AntiDepBreakMode, CriticalPathRCs, and OptLevel for PostRAScheduling.
    Added enablePostRAScheduler() function to PostRAScheduler class which queries the subtarget for the above values.
    Preserved existing scheduler behavior for ARM, MIPS, PPC, and X86: 
       a. ARM overrides the CPU's postRA settings by enabling postRA for any non-Thumb or Thumb2 subtarget. 
       b. MIPS overrides the CPU's postRA settings by enabling postRA for everything. 
       c. PPC overrides the CPU's postRA settings by enabling postRA for everything. 
       d. X86 is the only target that actually has postRA specified via sched model info.

Differential Revision: http://reviews.llvm.org/D4217


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@213101 91177308-0d34-0410-b5e6-96231b3b80d8
2014-07-15 22:39:58 +00:00

545 lines
28 KiB
TableGen

//===- X86ScheduleAtom.td - X86 Atom Scheduling Definitions -*- tablegen -*-==//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the itinerary class data for the Intel Atom
// in order (Saltwell-32nm/Bonnell-45nm) processors.
//
//===----------------------------------------------------------------------===//
//
// Scheduling information derived from the "Intel 64 and IA32 Architectures
// Optimization Reference Manual", Chapter 13, Section 4.
// Functional Units
// Port 0
def Port0 : FuncUnit; // ALU: ALU0, shift/rotate, load/store
// SIMD/FP: SIMD ALU, Shuffle,SIMD/FP multiply, divide
def Port1 : FuncUnit; // ALU: ALU1, bit processing, jump, and LEA
// SIMD/FP: SIMD ALU, FP Adder
def AtomItineraries : ProcessorItineraries<
[ Port0, Port1 ],
[], [
// P0 only
// InstrItinData<class, [InstrStage<N, [P0]>] >,
// P0 or P1
// InstrItinData<class, [InstrStage<N, [P0, P1]>] >,
// P0 and P1
// InstrItinData<class, [InstrStage<N, [P0], 0>, InstrStage<N, [P1]>] >,
//
// Default is 1 cycle, port0 or port1
InstrItinData<IIC_ALU_MEM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_ALU_NONMEM, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_LEA, [InstrStage<1, [Port1]>] >,
InstrItinData<IIC_LEA_16, [InstrStage<2, [Port0, Port1]>] >,
// mul
InstrItinData<IIC_MUL8, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_MUL16_MEM, [InstrStage<8, [Port0, Port1]>] >,
InstrItinData<IIC_MUL16_REG, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_MUL32_MEM, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_MUL32_REG, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_MUL64, [InstrStage<12, [Port0, Port1]>] >,
// imul by al, ax, eax, rax
InstrItinData<IIC_IMUL8, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_IMUL16_MEM, [InstrStage<8, [Port0, Port1]>] >,
InstrItinData<IIC_IMUL16_REG, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_IMUL32_MEM, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_IMUL32_REG, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_IMUL64, [InstrStage<12, [Port0, Port1]>] >,
// imul reg by reg|mem
InstrItinData<IIC_IMUL16_RM, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_IMUL16_RR, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_IMUL32_RM, [InstrStage<5, [Port0]>] >,
InstrItinData<IIC_IMUL32_RR, [InstrStage<5, [Port0]>] >,
InstrItinData<IIC_IMUL64_RM, [InstrStage<12, [Port0, Port1]>] >,
InstrItinData<IIC_IMUL64_RR, [InstrStage<12, [Port0, Port1]>] >,
// imul reg = reg/mem * imm
InstrItinData<IIC_IMUL16_RRI, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_IMUL32_RRI, [InstrStage<5, [Port0]>] >,
InstrItinData<IIC_IMUL64_RRI, [InstrStage<14, [Port0, Port1]>] >,
InstrItinData<IIC_IMUL16_RMI, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_IMUL32_RMI, [InstrStage<5, [Port0]>] >,
InstrItinData<IIC_IMUL64_RMI, [InstrStage<14, [Port0, Port1]>] >,
// idiv
InstrItinData<IIC_IDIV8, [InstrStage<62, [Port0, Port1]>] >,
InstrItinData<IIC_IDIV16, [InstrStage<62, [Port0, Port1]>] >,
InstrItinData<IIC_IDIV32, [InstrStage<62, [Port0, Port1]>] >,
InstrItinData<IIC_IDIV64, [InstrStage<130, [Port0, Port1]>] >,
// div
InstrItinData<IIC_DIV8_REG, [InstrStage<50, [Port0, Port1]>] >,
InstrItinData<IIC_DIV8_MEM, [InstrStage<68, [Port0, Port1]>] >,
InstrItinData<IIC_DIV16, [InstrStage<50, [Port0, Port1]>] >,
InstrItinData<IIC_DIV32, [InstrStage<50, [Port0, Port1]>] >,
InstrItinData<IIC_DIV64, [InstrStage<130, [Port0, Port1]>] >,
// neg/not/inc/dec
InstrItinData<IIC_UNARY_REG, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_UNARY_MEM, [InstrStage<1, [Port0]>] >,
// add/sub/and/or/xor/cmp/test
InstrItinData<IIC_BIN_NONMEM, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_BIN_MEM, [InstrStage<1, [Port0]>] >,
// adc/sbc
InstrItinData<IIC_BIN_CARRY_NONMEM, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_BIN_CARRY_MEM, [InstrStage<1, [Port0]>] >,
// shift/rotate
InstrItinData<IIC_SR, [InstrStage<1, [Port0]>] >,
// shift double
InstrItinData<IIC_SHD16_REG_IM, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_SHD16_REG_CL, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_SHD16_MEM_IM, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_SHD16_MEM_CL, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_SHD32_REG_IM, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_SHD32_REG_CL, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_SHD32_MEM_IM, [InstrStage<4, [Port0, Port1]>] >,
InstrItinData<IIC_SHD32_MEM_CL, [InstrStage<4, [Port0, Port1]>] >,
InstrItinData<IIC_SHD64_REG_IM, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_SHD64_REG_CL, [InstrStage<8, [Port0, Port1]>] >,
InstrItinData<IIC_SHD64_MEM_IM, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_SHD64_MEM_CL, [InstrStage<9, [Port0, Port1]>] >,
// cmov
InstrItinData<IIC_CMOV16_RM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_CMOV16_RR, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_CMOV32_RM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_CMOV32_RR, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_CMOV64_RM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_CMOV64_RR, [InstrStage<1, [Port0, Port1]>] >,
// set
InstrItinData<IIC_SET_M, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_SET_R, [InstrStage<1, [Port0, Port1]>] >,
// jcc
InstrItinData<IIC_Jcc, [InstrStage<1, [Port1]>] >,
// jcxz/jecxz/jrcxz
InstrItinData<IIC_JCXZ, [InstrStage<4, [Port0, Port1]>] >,
// jmp rel
InstrItinData<IIC_JMP_REL, [InstrStage<1, [Port1]>] >,
// jmp indirect
InstrItinData<IIC_JMP_REG, [InstrStage<1, [Port1]>] >,
InstrItinData<IIC_JMP_MEM, [InstrStage<2, [Port0, Port1]>] >,
// jmp far
InstrItinData<IIC_JMP_FAR_MEM, [InstrStage<32, [Port0, Port1]>] >,
InstrItinData<IIC_JMP_FAR_PTR, [InstrStage<31, [Port0, Port1]>] >,
// loop/loope/loopne
InstrItinData<IIC_LOOP, [InstrStage<18, [Port0, Port1]>] >,
InstrItinData<IIC_LOOPE, [InstrStage<8, [Port0, Port1]>] >,
InstrItinData<IIC_LOOPNE, [InstrStage<17, [Port0, Port1]>] >,
// call - all but reg/imm
InstrItinData<IIC_CALL_RI, [InstrStage<1, [Port0], 0>,
InstrStage<1, [Port1]>] >,
InstrItinData<IIC_CALL_MEM, [InstrStage<15, [Port0, Port1]>] >,
InstrItinData<IIC_CALL_FAR_MEM, [InstrStage<40, [Port0, Port1]>] >,
InstrItinData<IIC_CALL_FAR_PTR, [InstrStage<39, [Port0, Port1]>] >,
//ret
InstrItinData<IIC_RET, [InstrStage<79, [Port0, Port1]>] >,
InstrItinData<IIC_RET_IMM, [InstrStage<1, [Port0], 0>, InstrStage<1, [Port1]>] >,
//sign extension movs
InstrItinData<IIC_MOVSX,[InstrStage<1, [Port0] >] >,
InstrItinData<IIC_MOVSX_R16_R8, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_MOVSX_R16_M8, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_MOVSX_R16_R16, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_MOVSX_R32_R32, [InstrStage<1, [Port0, Port1]>] >,
//zero extension movs
InstrItinData<IIC_MOVZX,[InstrStage<1, [Port0]>] >,
InstrItinData<IIC_MOVZX_R16_R8, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_MOVZX_R16_M8, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_REP_MOVS, [InstrStage<75, [Port0, Port1]>] >,
InstrItinData<IIC_REP_STOS, [InstrStage<74, [Port0, Port1]>] >,
// SSE binary operations
// arithmetic fp scalar
InstrItinData<IIC_SSE_ALU_F32S_RR, [InstrStage<5, [Port1]>] >,
InstrItinData<IIC_SSE_ALU_F32S_RM, [InstrStage<5, [Port0], 0>,
InstrStage<5, [Port1]>] >,
InstrItinData<IIC_SSE_ALU_F64S_RR, [InstrStage<5, [Port1]>] >,
InstrItinData<IIC_SSE_ALU_F64S_RM, [InstrStage<5, [Port0], 0>,
InstrStage<5, [Port1]>] >,
InstrItinData<IIC_SSE_MUL_F32S_RR, [InstrStage<4, [Port0]>] >,
InstrItinData<IIC_SSE_MUL_F32S_RM, [InstrStage<4, [Port0]>] >,
InstrItinData<IIC_SSE_MUL_F64S_RR, [InstrStage<5, [Port0]>] >,
InstrItinData<IIC_SSE_MUL_F64S_RM, [InstrStage<5, [Port0]>] >,
InstrItinData<IIC_SSE_DIV_F32S_RR, [InstrStage<34, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_DIV_F32S_RM, [InstrStage<34, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_DIV_F64S_RR, [InstrStage<62, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_DIV_F64S_RM, [InstrStage<62, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_COMIS_RR, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_COMIS_RM, [InstrStage<10, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_HADDSUB_RR, [InstrStage<8, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_HADDSUB_RM, [InstrStage<9, [Port0, Port1]>] >,
// arithmetic fp parallel
InstrItinData<IIC_SSE_ALU_F32P_RR, [InstrStage<5, [Port1]>] >,
InstrItinData<IIC_SSE_ALU_F32P_RM, [InstrStage<5, [Port0], 0>,
InstrStage<5, [Port1]>] >,
InstrItinData<IIC_SSE_ALU_F64P_RR, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_ALU_F64P_RM, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_MUL_F32P_RR, [InstrStage<5, [Port0]>] >,
InstrItinData<IIC_SSE_MUL_F32P_RM, [InstrStage<5, [Port0]>] >,
InstrItinData<IIC_SSE_MUL_F64P_RR, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_MUL_F64P_RM, [InstrStage<10, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_DIV_F32P_RR, [InstrStage<70, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_DIV_F32P_RM, [InstrStage<70, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_DIV_F64P_RR, [InstrStage<125, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_DIV_F64P_RM, [InstrStage<125, [Port0, Port1]>] >,
// bitwise parallel
InstrItinData<IIC_SSE_BIT_P_RR, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_BIT_P_RM, [InstrStage<1, [Port0]>] >,
// arithmetic int parallel
InstrItinData<IIC_SSE_INTALU_P_RR, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_INTALU_P_RM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_INTALUQ_P_RR, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_INTALUQ_P_RM, [InstrStage<3, [Port0, Port1]>] >,
// multiply int parallel
InstrItinData<IIC_SSE_INTMUL_P_RR, [InstrStage<5, [Port0]>] >,
InstrItinData<IIC_SSE_INTMUL_P_RM, [InstrStage<5, [Port0]>] >,
// shift parallel
InstrItinData<IIC_SSE_INTSH_P_RR, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_INTSH_P_RM, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_INTSH_P_RI, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_INTSHDQ_P_RI, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_SHUFP, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_PSHUF_RI, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_PSHUF_MI, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_UNPCK, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_SQRTPS_RR, [InstrStage<70, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_SQRTPS_RM, [InstrStage<70, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_SQRTSS_RR, [InstrStage<34, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_SQRTSS_RM, [InstrStage<34, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_SQRTPD_RR, [InstrStage<125, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_SQRTPD_RM, [InstrStage<125, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_SQRTSD_RR, [InstrStage<62, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_SQRTSD_RM, [InstrStage<62, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_RCPP_RR, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_RCPP_RM, [InstrStage<10, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_RCPS_RR, [InstrStage<4, [Port0]>] >,
InstrItinData<IIC_SSE_RCPS_RM, [InstrStage<4, [Port0]>] >,
InstrItinData<IIC_SSE_MOVMSK, [InstrStage<3, [Port0]>] >,
InstrItinData<IIC_SSE_MASKMOV, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_PEXTRW, [InstrStage<4, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_PINSRW, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_PABS_RR, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_PABS_RM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_MOV_S_RR, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_MOV_S_RM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_MOV_S_MR, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_MOVA_P_RR, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_MOVA_P_RM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_MOVA_P_MR, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_MOVU_P_RR, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_MOVU_P_RM, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_MOVU_P_MR, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_MOV_LH, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_LDDQU, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_MOVDQ, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_MOVD_ToGP, [InstrStage<3, [Port0]>] >,
InstrItinData<IIC_SSE_MOVQ_RR, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_MOVNT, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_PREFETCH, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_PAUSE, [InstrStage<17, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_LFENCE, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_MFENCE, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_SFENCE, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_LDMXCSR, [InstrStage<5, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_STMXCSR, [InstrStage<15, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_PHADDSUBD_RR, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_PHADDSUBD_RM, [InstrStage<4, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_PHADDSUBSW_RR, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_PHADDSUBSW_RM, [InstrStage<8, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_PHADDSUBW_RR, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_PHADDSUBW_RM, [InstrStage<8, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_PSHUFB_RR, [InstrStage<4, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_PSHUFB_RM, [InstrStage<5, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_PSIGN_RR, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_PSIGN_RM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_PMADD, [InstrStage<5, [Port0]>] >,
InstrItinData<IIC_SSE_PMULHRSW, [InstrStage<5, [Port0]>] >,
InstrItinData<IIC_SSE_PALIGNRR, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_PALIGNRM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_SSE_MWAIT, [InstrStage<46, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_MONITOR, [InstrStage<45, [Port0, Port1]>] >,
// conversions
// to/from PD ...
InstrItinData<IIC_SSE_CVT_PD_RR, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_CVT_PD_RM, [InstrStage<8, [Port0, Port1]>] >,
// to/from PS except to/from PD and PS2PI
InstrItinData<IIC_SSE_CVT_PS_RR, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_CVT_PS_RM, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_CVT_Scalar_RR, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_CVT_Scalar_RM, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_CVT_SS2SI32_RR, [InstrStage<8, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_CVT_SS2SI32_RM, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_CVT_SS2SI64_RR, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_CVT_SS2SI64_RM, [InstrStage<10, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_CVT_SD2SI_RR, [InstrStage<8, [Port0, Port1]>] >,
InstrItinData<IIC_SSE_CVT_SD2SI_RM, [InstrStage<9, [Port0, Port1]>] >,
// MMX MOVs
InstrItinData<IIC_MMX_MOV_MM_RM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_MMX_MOV_REG_MM, [InstrStage<3, [Port0]>] >,
InstrItinData<IIC_MMX_MOVQ_RM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_MMX_MOVQ_RR, [InstrStage<1, [Port0, Port1]>] >,
// other MMX
InstrItinData<IIC_MMX_ALU_RM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_MMX_ALU_RR, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_ALUQ_RM, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_ALUQ_RR, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_PHADDSUBW_RM, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_PHADDSUBW_RR, [InstrStage<5, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_PHADDSUBD_RM, [InstrStage<4, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_PHADDSUBD_RR, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_PMUL, [InstrStage<4, [Port0]>] >,
InstrItinData<IIC_MMX_MISC_FUNC_MEM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_MMX_MISC_FUNC_REG, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_PSADBW, [InstrStage<4, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_SHIFT_RI, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_SHIFT_RM, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_SHIFT_RR, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_UNPCK_H_RM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_MMX_UNPCK_H_RR, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_UNPCK_L, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_MMX_PCK_RM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_MMX_PCK_RR, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_PSHUF, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_MMX_PEXTR, [InstrStage<4, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_PINSRW, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_MMX_MASKMOV, [InstrStage<1, [Port0]>] >,
// conversions
// from/to PD
InstrItinData<IIC_MMX_CVT_PD_RR, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_CVT_PD_RM, [InstrStage<8, [Port0, Port1]>] >,
// from/to PI
InstrItinData<IIC_MMX_CVT_PS_RR, [InstrStage<5, [Port1]>] >,
InstrItinData<IIC_MMX_CVT_PS_RM, [InstrStage<5, [Port0], 0>,
InstrStage<5, [Port1]>]>,
InstrItinData<IIC_CMPX_LOCK, [InstrStage<14, [Port0, Port1]>] >,
InstrItinData<IIC_CMPX_LOCK_8, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_CMPX_LOCK_8B, [InstrStage<18, [Port0, Port1]>] >,
InstrItinData<IIC_CMPX_LOCK_16B, [InstrStage<22, [Port0, Port1]>] >,
InstrItinData<IIC_XADD_LOCK_MEM, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_XADD_LOCK_MEM, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_FILD, [InstrStage<5, [Port0], 0>, InstrStage<5, [Port1]>] >,
InstrItinData<IIC_FLD, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_FLD80, [InstrStage<4, [Port0, Port1]>] >,
InstrItinData<IIC_FST, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_FST80, [InstrStage<5, [Port0, Port1]>] >,
InstrItinData<IIC_FIST, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_FLDZ, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_FUCOM, [InstrStage<1, [Port1]>] >,
InstrItinData<IIC_FUCOMI, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_FCOMI, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_FNSTSW, [InstrStage<10, [Port0, Port1]>] >,
InstrItinData<IIC_FNSTCW, [InstrStage<8, [Port0, Port1]>] >,
InstrItinData<IIC_FLDCW, [InstrStage<5, [Port0, Port1]>] >,
InstrItinData<IIC_FNINIT, [InstrStage<63, [Port0, Port1]>] >,
InstrItinData<IIC_FFREE, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_FNCLEX, [InstrStage<25, [Port0, Port1]>] >,
InstrItinData<IIC_WAIT, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_FXAM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_FNOP, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_FLDL, [InstrStage<10, [Port0, Port1]>] >,
InstrItinData<IIC_F2XM1, [InstrStage<99, [Port0, Port1]>] >,
InstrItinData<IIC_FYL2X, [InstrStage<146, [Port0, Port1]>] >,
InstrItinData<IIC_FPTAN, [InstrStage<168, [Port0, Port1]>] >,
InstrItinData<IIC_FPATAN, [InstrStage<183, [Port0, Port1]>] >,
InstrItinData<IIC_FXTRACT, [InstrStage<25, [Port0, Port1]>] >,
InstrItinData<IIC_FPREM1, [InstrStage<71, [Port0, Port1]>] >,
InstrItinData<IIC_FPSTP, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_FPREM, [InstrStage<55, [Port0, Port1]>] >,
InstrItinData<IIC_FYL2XP1, [InstrStage<147, [Port0, Port1]>] >,
InstrItinData<IIC_FSINCOS, [InstrStage<174, [Port0, Port1]>] >,
InstrItinData<IIC_FRNDINT, [InstrStage<46, [Port0, Port1]>] >,
InstrItinData<IIC_FSCALE, [InstrStage<77, [Port0, Port1]>] >,
InstrItinData<IIC_FCOMPP, [InstrStage<1, [Port1]>] >,
InstrItinData<IIC_FXSAVE, [InstrStage<140, [Port0, Port1]>] >,
InstrItinData<IIC_FXRSTOR, [InstrStage<141, [Port0, Port1]>] >,
InstrItinData<IIC_FXCH, [InstrStage<1, [Port0], 0>, InstrStage<1, [Port1]>] >,
// System instructions
InstrItinData<IIC_CPUID, [InstrStage<121, [Port0, Port1]>] >,
InstrItinData<IIC_INT, [InstrStage<127, [Port0, Port1]>] >,
InstrItinData<IIC_INT3, [InstrStage<130, [Port0, Port1]>] >,
InstrItinData<IIC_INVD, [InstrStage<1003, [Port0, Port1]>] >,
InstrItinData<IIC_INVLPG, [InstrStage<71, [Port0, Port1]>] >,
InstrItinData<IIC_IRET, [InstrStage<109, [Port0, Port1]>] >,
InstrItinData<IIC_HLT, [InstrStage<121, [Port0, Port1]>] >,
InstrItinData<IIC_LXS, [InstrStage<10, [Port0, Port1]>] >,
InstrItinData<IIC_LTR, [InstrStage<83, [Port0, Port1]>] >,
InstrItinData<IIC_RDTSC, [InstrStage<30, [Port0, Port1]>] >,
InstrItinData<IIC_RSM, [InstrStage<741, [Port0, Port1]>] >,
InstrItinData<IIC_SIDT, [InstrStage<4, [Port0, Port1]>] >,
InstrItinData<IIC_SGDT, [InstrStage<4, [Port0, Port1]>] >,
InstrItinData<IIC_SLDT, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_STR, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_SWAPGS, [InstrStage<22, [Port0, Port1]>] >,
InstrItinData<IIC_SYSCALL, [InstrStage<96, [Port0, Port1]>] >,
InstrItinData<IIC_SYS_ENTER_EXIT, [InstrStage<88, [Port0, Port1]>] >,
InstrItinData<IIC_IN_RR, [InstrStage<94, [Port0, Port1]>] >,
InstrItinData<IIC_IN_RI, [InstrStage<92, [Port0, Port1]>] >,
InstrItinData<IIC_OUT_RR, [InstrStage<68, [Port0, Port1]>] >,
InstrItinData<IIC_OUT_IR, [InstrStage<72, [Port0, Port1]>] >,
InstrItinData<IIC_INS, [InstrStage<59, [Port0, Port1]>] >,
InstrItinData<IIC_MOV_REG_DR, [InstrStage<88, [Port0, Port1]>] >,
InstrItinData<IIC_MOV_DR_REG, [InstrStage<123, [Port0, Port1]>] >,
// worst case for mov REG_CRx
InstrItinData<IIC_MOV_REG_CR, [InstrStage<12, [Port0, Port1]>] >,
InstrItinData<IIC_MOV_CR_REG, [InstrStage<136, [Port0, Port1]>] >,
InstrItinData<IIC_MOV_REG_SR, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_MOV_MEM_SR, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_MOV_SR_REG, [InstrStage<21, [Port0, Port1]>] >,
InstrItinData<IIC_MOV_SR_MEM, [InstrStage<26, [Port0, Port1]>] >,
// LAR
InstrItinData<IIC_LAR_RM, [InstrStage<50, [Port0, Port1]>] >,
InstrItinData<IIC_LAR_RR, [InstrStage<54, [Port0, Port1]>] >,
// LSL
InstrItinData<IIC_LSL_RM, [InstrStage<46, [Port0, Port1]>] >,
InstrItinData<IIC_LSL_RR, [InstrStage<49, [Port0, Port1]>] >,
InstrItinData<IIC_LGDT, [InstrStage<44, [Port0, Port1]>] >,
InstrItinData<IIC_LIDT, [InstrStage<44, [Port0, Port1]>] >,
InstrItinData<IIC_LLDT_REG, [InstrStage<60, [Port0, Port1]>] >,
InstrItinData<IIC_LLDT_MEM, [InstrStage<64, [Port0, Port1]>] >,
// push control register, segment registers
InstrItinData<IIC_PUSH_CS, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_PUSH_SR, [InstrStage<2, [Port0, Port1]>] >,
// pop control register, segment registers
InstrItinData<IIC_POP_SR, [InstrStage<29, [Port0, Port1]>] >,
InstrItinData<IIC_POP_SR_SS, [InstrStage<48, [Port0, Port1]>] >,
// VERR, VERW
InstrItinData<IIC_VERR, [InstrStage<41, [Port0, Port1]>] >,
InstrItinData<IIC_VERW_REG, [InstrStage<51, [Port0, Port1]>] >,
InstrItinData<IIC_VERW_MEM, [InstrStage<50, [Port0, Port1]>] >,
// WRMSR, RDMSR
InstrItinData<IIC_WRMSR, [InstrStage<202, [Port0, Port1]>] >,
InstrItinData<IIC_RDMSR, [InstrStage<78, [Port0, Port1]>] >,
InstrItinData<IIC_RDPMC, [InstrStage<46, [Port0, Port1]>] >,
// SMSW, LMSW
InstrItinData<IIC_SMSW, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_LMSW_REG, [InstrStage<69, [Port0, Port1]>] >,
InstrItinData<IIC_LMSW_MEM, [InstrStage<67, [Port0, Port1]>] >,
InstrItinData<IIC_ENTER, [InstrStage<32, [Port0, Port1]>] >,
InstrItinData<IIC_LEAVE, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_POP_MEM, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_POP_REG16, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_POP_REG, [InstrStage<1, [Port0], 0>,
InstrStage<1, [Port1]>] >,
InstrItinData<IIC_POP_F, [InstrStage<32, [Port0, Port1]>] >,
InstrItinData<IIC_POP_FD, [InstrStage<26, [Port0, Port1]>] >,
InstrItinData<IIC_POP_A, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_PUSH_IMM, [InstrStage<1, [Port0], 0>,
InstrStage<1, [Port1]>] >,
InstrItinData<IIC_PUSH_MEM, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_PUSH_REG, [InstrStage<1, [Port0], 0>,
InstrStage<1, [Port1]>] >,
InstrItinData<IIC_PUSH_F, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_PUSH_A, [InstrStage<8, [Port0, Port1]>] >,
InstrItinData<IIC_BSWAP, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_BIT_SCAN_MEM, [InstrStage<16, [Port0, Port1]>] >,
InstrItinData<IIC_BIT_SCAN_REG, [InstrStage<16, [Port0, Port1]>] >,
InstrItinData<IIC_MOVS, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_STOS, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_SCAS, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_CMPS, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_MOV, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_MOV_MEM, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_AHF, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_BT_MI, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_BT_MR, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_BT_RI, [InstrStage<1, [Port1]>] >,
InstrItinData<IIC_BT_RR, [InstrStage<1, [Port1]>] >,
InstrItinData<IIC_BTX_MI, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_BTX_MR, [InstrStage<11, [Port0, Port1]>] >,
InstrItinData<IIC_BTX_RI, [InstrStage<1, [Port1]>] >,
InstrItinData<IIC_BTX_RR, [InstrStage<1, [Port1]>] >,
InstrItinData<IIC_XCHG_REG, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_XCHG_MEM, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_XADD_REG, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_XADD_MEM, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_CMPXCHG_MEM, [InstrStage<14, [Port0, Port1]>] >,
InstrItinData<IIC_CMPXCHG_REG, [InstrStage<15, [Port0, Port1]>] >,
InstrItinData<IIC_CMPXCHG_MEM8, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_CMPXCHG_REG8, [InstrStage<9, [Port0, Port1]>] >,
InstrItinData<IIC_CMPXCHG_8B, [InstrStage<18, [Port0, Port1]>] >,
InstrItinData<IIC_CMPXCHG_16B, [InstrStage<22, [Port0, Port1]>] >,
InstrItinData<IIC_LODS, [InstrStage<2, [Port0, Port1]>] >,
InstrItinData<IIC_OUTS, [InstrStage<74, [Port0, Port1]>] >,
InstrItinData<IIC_CLC, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_CLD, [InstrStage<3, [Port0, Port1]>] >,
InstrItinData<IIC_CLI, [InstrStage<14, [Port0, Port1]>] >,
InstrItinData<IIC_CMC, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_CLTS, [InstrStage<33, [Port0, Port1]>] >,
InstrItinData<IIC_STC, [InstrStage<1, [Port0, Port1]>] >,
InstrItinData<IIC_STI, [InstrStage<17, [Port0, Port1]>] >,
InstrItinData<IIC_STD, [InstrStage<21, [Port0, Port1]>] >,
InstrItinData<IIC_XLAT, [InstrStage<6, [Port0, Port1]>] >,
InstrItinData<IIC_AAA, [InstrStage<13, [Port0, Port1]>] >,
InstrItinData<IIC_AAD, [InstrStage<7, [Port0, Port1]>] >,
InstrItinData<IIC_AAM, [InstrStage<21, [Port0, Port1]>] >,
InstrItinData<IIC_AAS, [InstrStage<13, [Port0, Port1]>] >,
InstrItinData<IIC_DAA, [InstrStage<18, [Port0, Port1]>] >,
InstrItinData<IIC_DAS, [InstrStage<20, [Port0, Port1]>] >,
InstrItinData<IIC_BOUND, [InstrStage<11, [Port0, Port1]>] >,
InstrItinData<IIC_ARPL_REG, [InstrStage<24, [Port0, Port1]>] >,
InstrItinData<IIC_ARPL_MEM, [InstrStage<23, [Port0, Port1]>] >,
InstrItinData<IIC_MOVBE, [InstrStage<1, [Port0]>] >,
InstrItinData<IIC_CBW, [InstrStage<4, [Port0, Port1]>] >,
InstrItinData<IIC_MMX_EMMS, [InstrStage<5, [Port0, Port1]>] >,
InstrItinData<IIC_NOP, [InstrStage<1, [Port0, Port1]>] >
]>;
// Atom machine model.
def AtomModel : SchedMachineModel {
let IssueWidth = 2; // Allows 2 instructions per scheduling group.
let MicroOpBufferSize = 0; // In-order execution, always hide latency.
let LoadLatency = 3; // Expected cycles, may be overriden by OperandCycles.
let HighLatency = 30;// Expected, may be overriden by OperandCycles.
// On the Atom, the throughput for taken branches is 2 cycles. For small
// simple loops, expand by a small factor to hide the backedge cost.
let LoopMicroOpBufferSize = 10;
let PostRAScheduler = 1;
let Itineraries = AtomItineraries;
}