mirror of
https://igit.ific.uv.es/alramos/latticegpu.jl.git
synced 2025-05-14 11:13:42 +02:00
653 lines
23 KiB
Julia
653 lines
23 KiB
Julia
###
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### "THE BEER-WARE LICENSE":
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### Alberto Ramos and Carlos Pena wrote this file. As long as you retain this
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### notice you can do whatever you want with this stuff. If we meet some
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### day, and you think this stuff is worth it, you can buy us a beer in
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### return. <alberto.ramos@cern.ch> <carlos.pena@uam.es>
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###
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### file: Dirac.jl
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### created: Thu Nov 18 17:20:24 2021
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###
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module Dirac
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using CUDA, TimerOutputs
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using ..Space
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using ..Groups
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using ..Fields
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using ..YM
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using ..Spinors
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struct DiracParam{T,R}
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m0::T
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csw::T
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th::NTuple{4,Complex{T}}
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ct::T
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function DiracParam{T}(::Type{R},m0,csw,th,ct) where {T,R}
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return new{T,R}(m0,csw,th,ct)
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end
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function DiracParam{T}(m0,csw,th,ct) where {T}
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return new{T,SU3fund}(m0,csw,th,ct)
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end
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end
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function Base.show(io::IO, dpar::DiracParam{T,R}) where {T,R}
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println(io, "Wilson fermions in the: ", R, " representation")
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println(io, " - Bare mass: ", dpar.m0," // Kappa = ",0.5/(dpar.m0+4))
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println(io, " - Csw : ", dpar.csw)
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println(io, " - c_t: ", dpar.ct)
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println(io, " - Theta: ", dpar.th)
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return nothing
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end
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struct DiracWorkspace{T}
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sr
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sp
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sAp
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st
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csw
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function DiracWorkspace(::Type{G}, ::Type{T}, lp::SpaceParm{4,6,B,D}) where {G,T <: AbstractFloat, B,D}
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@timeit "Allocating DiracWorkspace" begin
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if G == SU3fund
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sr = scalar_field(Spinor{4,SU3fund{T}}, lp)
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sp = scalar_field(Spinor{4,SU3fund{T}}, lp)
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sAp = scalar_field(Spinor{4,SU3fund{T}}, lp)
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st = scalar_field(Spinor{4,SU3fund{T}}, lp)
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csw = tensor_field(U3alg{T},lp)
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elseif G == SU2fund
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sr = scalar_field(Spinor{4,SU2fund{T}}, lp)
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sp = scalar_field(Spinor{4,SU2fund{T}}, lp)
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sAp = scalar_field(Spinor{4,SU2fund{T}}, lp)
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st = scalar_field(Spinor{4,SU2fund{T}}, lp)
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csw = tensor_field(U2alg{T},lp)
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else
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sr = scalar_field(Spinor{4,G}, lp)
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sp = scalar_field(Spinor{4,G}, lp)
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sAp = scalar_field(Spinor{4,G}, lp)
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st = scalar_field(Spinor{4,G}, lp)
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csw = nothing
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end
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end
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return new{T}(sr,sp,sAp,st,csw)
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end
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end
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export DiracWorkspace, DiracParam
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"""
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function Csw!(dws, U, gp, lp::SpaceParm)
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Computes the clover and stores it in dws.csw.
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"""
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function Csw!(dws, U, gp, lp::SpaceParm{4,6,B,D}) where {B,D}
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@timeit "Csw computation" begin
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for i in 1:Int(lp.npls)
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CUDA.@sync begin
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CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_csw!(dws.csw, U, gp.Ubnd, i, lp)
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end
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end
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end
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return nothing
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end
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function krnl_csw!(csw::AbstractArray{T}, U, Ubnd, ipl, lp::SpaceParm{4,M,B,D}) where {T,M,B,D}
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@inbounds begin
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b = Int64(CUDA.threadIdx().x)
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r = Int64(CUDA.blockIdx().x)
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I = point_coord((b,r), lp)
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it = I[4]
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id1, id2 = lp.plidx[ipl]
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SFBC = ((B == BC_SF_AFWB) || (B == BC_SF_ORBI) ) && (id1 == 4)
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bu1, ru1 = up((b, r), id1, lp)
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bu2, ru2 = up((b, r), id2, lp)
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bd1, rd1 = dw((b, r), id1, lp)
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bd2, rd2 = dw((b, r), id2, lp)
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bdd, rdd = dw((bd1, rd1), id2, lp)
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bud, rud = dw((bu1, ru1), id2, lp)
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bdu, rdu = up((bd1, rd1), id2, lp)
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if SFBC && (it == lp.iL[end])
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gt1 = Ubnd[id2]
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gt2 = Ubnd[id2]
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else
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gt1 = U[bu1,id2,ru1]
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gt2 = U[bud,id2,rud]
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end
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M1 = U[b,id1,r]*gt1/(U[b,id2,r]*U[bu2,id1,ru2])
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M2 = (U[bd2,id2,rd2]\(U[bd2,id1,rd2]*gt2))/U[b,id1,r]
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M3 = (U[bdd,id2,rdd]*U[bd1,id1,rd1])\(U[bdd,id1,rdd]*U[bd2,id2,rd2])
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M4 = (U[b,id2,r]/(U[bd1,id2,rd1]*U[bdu,id1,rdu]))*U[bd1,id1,rd1]
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if !(SFBC && (it == 1))
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csw[b,ipl,r] = 0.125*(antsym(M1)+antsym(M2)+antsym(M3)+antsym(M4))
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end
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end
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return nothing
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end
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function Dw!(so, U, si, dpar::DiracParam, dws::DiracWorkspace, lp::SpaceParm{4,6,B,D}) where {B,D}
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if abs(dpar.csw) > 1.0E-10
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@timeit "Dw" begin
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CUDA.@sync begin
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CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_Dwimpr!(so, U, si, dws.csw, dpar.m0, dpar.th, dpar.csw, lp)
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end
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end
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else
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@timeit "Dw" begin
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CUDA.@sync begin
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CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_Dw!(so, U, si, dpar.m0, dpar.th, lp)
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end
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end
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end
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return nothing
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end
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function krnl_Dwimpr!(so, U, si, Fcsw, m0, th, csw, lp::SpaceParm{4,6,B,D}) where {B,D}
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b = Int64(CUDA.threadIdx().x); r = Int64(CUDA.blockIdx().x)
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bu1, ru1 = up((b,r), 1, lp)
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bd1, rd1 = dw((b,r), 1, lp)
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bu2, ru2 = up((b,r), 2, lp)
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bd2, rd2 = dw((b,r), 2, lp)
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bu3, ru3 = up((b,r), 3, lp)
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bd3, rd3 = dw((b,r), 3, lp)
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bu4, ru4 = up((b,r), 4, lp)
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bd4, rd4 = dw((b,r), 4, lp)
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@inbounds begin
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so[b,r] = (4+m0)*si[b,r] + 0.5*csw*im*( Fcsw[b,1,r]*dmul(Gamma{10},si[b,r]) + Fcsw[b,2,r]*dmul(Gamma{11},si[b,r]) + Fcsw[b,3,r]*dmul(Gamma{12},si[b,r])
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+Fcsw[b,4,r]*dmul(Gamma{15},si[b,r]) + Fcsw[b,5,r]*dmul(Gamma{14},si[b,r]) + Fcsw[b,6,r]*dmul(Gamma{13},si[b,r]))
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so[b,r] -= 0.5*(th[1]*gpmul(Pgamma{1,-1},U[b,1,r],si[bu1,ru1]) +conj(th[1])*gdagpmul(Pgamma{1,+1},U[bd1,1,rd1],si[bd1,rd1]) +
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th[2]*gpmul(Pgamma{2,-1},U[b,2,r],si[bu2,ru2]) +conj(th[2])*gdagpmul(Pgamma{2,+1},U[bd2,2,rd2],si[bd2,rd2]) +
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th[3]*gpmul(Pgamma{3,-1},U[b,3,r],si[bu3,ru3]) +conj(th[3])*gdagpmul(Pgamma{3,+1},U[bd3,3,rd3],si[bd3,rd3]) +
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th[4]*gpmul(Pgamma{4,-1},U[b,4,r],si[bu4,ru4]) +conj(th[4])*gdagpmul(Pgamma{4,+1},U[bd4,4,rd4],si[bd4,rd4]) )
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end
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return nothing
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end
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function krnl_Dw!(so, U, si, m0, th, lp::SpaceParm{4,6,B,D}) where {B,D}
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b = Int64(CUDA.threadIdx().x); r = Int64(CUDA.blockIdx().x)
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bu1, ru1 = up((b,r), 1, lp)
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bd1, rd1 = dw((b,r), 1, lp)
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bu2, ru2 = up((b,r), 2, lp)
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bd2, rd2 = dw((b,r), 2, lp)
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bu3, ru3 = up((b,r), 3, lp)
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bd3, rd3 = dw((b,r), 3, lp)
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bu4, ru4 = up((b,r), 4, lp)
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bd4, rd4 = dw((b,r), 4, lp)
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@inbounds begin
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so[b,r] = (4+m0)*si[b,r]
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so[b,r] -= 0.5*(th[1]*gpmul(Pgamma{1,-1},U[b,1,r],si[bu1,ru1]) +conj(th[1])*gdagpmul(Pgamma{1,+1},U[bd1,1,rd1],si[bd1,rd1]) +
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th[2]*gpmul(Pgamma{2,-1},U[b,2,r],si[bu2,ru2]) +conj(th[2])*gdagpmul(Pgamma{2,+1},U[bd2,2,rd2],si[bd2,rd2]) +
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th[3]*gpmul(Pgamma{3,-1},U[b,3,r],si[bu3,ru3]) +conj(th[3])*gdagpmul(Pgamma{3,+1},U[bd3,3,rd3],si[bd3,rd3]) +
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th[4]*gpmul(Pgamma{4,-1},U[b,4,r],si[bu4,ru4]) +conj(th[4])*gdagpmul(Pgamma{4,+1},U[bd4,4,rd4],si[bd4,rd4]) )
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end
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return nothing
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end
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function Dw!(so, U, si, dpar::DiracParam, dws::DiracWorkspace, lp::Union{SpaceParm{4,6,BC_SF_ORBI,D},SpaceParm{4,6,BC_SF_AFWB,D}}) where {D}
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if abs(dpar.csw) > 1.0E-10
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@timeit "Dw" begin
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CUDA.@sync begin
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CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_Dwimpr!(so, U, si, dws.csw, dpar.m0, dpar.th, dpar.csw, dpar.ct, lp)
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end
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end
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else
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@timeit "Dw" begin
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CUDA.@sync begin
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CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_Dw!(so, U, si, dpar.m0, dpar.th, dpar.ct, lp)
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end
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end
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end
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return nothing
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end
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function krnl_Dwimpr!(so, U, si, Fcsw, m0, th, csw, ct, lp::Union{SpaceParm{4,6,BC_SF_ORBI,D},SpaceParm{4,6,BC_SF_AFWB,D}}) where {D}
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# The field si is assumed to be zero at t = 0
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b = Int64(CUDA.threadIdx().x); r = Int64(CUDA.blockIdx().x)
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if (point_time((b,r),lp) != 1)
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bu1, ru1 = up((b,r), 1, lp)
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bd1, rd1 = dw((b,r), 1, lp)
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bu2, ru2 = up((b,r), 2, lp)
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bd2, rd2 = dw((b,r), 2, lp)
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bu3, ru3 = up((b,r), 3, lp)
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bd3, rd3 = dw((b,r), 3, lp)
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bu4, ru4 = up((b,r), 4, lp)
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bd4, rd4 = dw((b,r), 4, lp)
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@inbounds begin
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so[b,r] = (4+m0)*si[b,r] + 0.5*csw*im*( Fcsw[b,1,r]*dmul(Gamma{10},si[b,r]) + Fcsw[b,2,r]*dmul(Gamma{11},si[b,r]) + Fcsw[b,3,r]*dmul(Gamma{12},si[b,r])
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+Fcsw[b,4,r]*dmul(Gamma{15},si[b,r]) + Fcsw[b,5,r]*dmul(Gamma{14},si[b,r]) + Fcsw[b,6,r]*dmul(Gamma{13},si[b,r]))
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so[b,r] -= 0.5*(th[1]*gpmul(Pgamma{1,-1},U[b,1,r],si[bu1,ru1]) +conj(th[1])*gdagpmul(Pgamma{1,+1},U[bd1,1,rd1],si[bd1,rd1]) +
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th[2]*gpmul(Pgamma{2,-1},U[b,2,r],si[bu2,ru2]) +conj(th[2])*gdagpmul(Pgamma{2,+1},U[bd2,2,rd2],si[bd2,rd2]) +
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th[3]*gpmul(Pgamma{3,-1},U[b,3,r],si[bu3,ru3]) +conj(th[3])*gdagpmul(Pgamma{3,+1},U[bd3,3,rd3],si[bd3,rd3]) +
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th[4]*gpmul(Pgamma{4,-1},U[b,4,r],si[bu4,ru4]) +conj(th[4])*gdagpmul(Pgamma{4,+1},U[bd4,4,rd4],si[bd4,rd4]) )
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if (point_time((b,r),lp) == 2) || (point_time((b,r),lp) == lp.iL[4])
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so[b,r] += (ct-1.0)*si[b,r]
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end
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end
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end
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return nothing
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end
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function krnl_Dw!(so, U, si, m0, th, ct, lp::Union{SpaceParm{4,6,BC_SF_ORBI,D},SpaceParm{4,6,BC_SF_AFWB,D}}) where {D}
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# The field si is assumed to be zero at t = 0
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b = Int64(CUDA.threadIdx().x); r = Int64(CUDA.blockIdx().x)
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if (point_time((b,r),lp) != 1)
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bu1, ru1 = up((b,r), 1, lp)
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bd1, rd1 = dw((b,r), 1, lp)
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bu2, ru2 = up((b,r), 2, lp)
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bd2, rd2 = dw((b,r), 2, lp)
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bu3, ru3 = up((b,r), 3, lp)
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bd3, rd3 = dw((b,r), 3, lp)
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bu4, ru4 = up((b,r), 4, lp)
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bd4, rd4 = dw((b,r), 4, lp)
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@inbounds begin
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so[b,r] = (4+m0)*si[b,r]
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so[b,r] -= 0.5*(th[1]*gpmul(Pgamma{1,-1},U[b,1,r],si[bu1,ru1]) +conj(th[1])*gdagpmul(Pgamma{1,+1},U[bd1,1,rd1],si[bd1,rd1]) +
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th[2]*gpmul(Pgamma{2,-1},U[b,2,r],si[bu2,ru2]) +conj(th[2])*gdagpmul(Pgamma{2,+1},U[bd2,2,rd2],si[bd2,rd2]) +
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th[3]*gpmul(Pgamma{3,-1},U[b,3,r],si[bu3,ru3]) +conj(th[3])*gdagpmul(Pgamma{3,+1},U[bd3,3,rd3],si[bd3,rd3]) +
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th[4]*gpmul(Pgamma{4,-1},U[b,4,r],si[bu4,ru4]) +conj(th[4])*gdagpmul(Pgamma{4,+1},U[bd4,4,rd4],si[bd4,rd4]) )
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if (point_time((b,r),lp) == 2) || (point_time((b,r),lp) == lp.iL[4])
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so[b,r] += (ct-1.0)*si[b,r]
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end
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end
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end
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return nothing
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end
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function g5Dw!(so, U, si, dpar::DiracParam, dws::DiracWorkspace, lp::SpaceParm{4,6,B,D}) where {B,D}
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if abs(dpar.csw) > 1.0E-10
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@timeit "g5Dw" begin
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CUDA.@sync begin
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CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_g5Dwimpr!(so, U, si, dws.csw, dpar.m0, dpar.th, dpar.csw, lp)
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end
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end
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else
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@timeit "g5Dw" begin
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CUDA.@sync begin
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CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_g5Dw!(so, U, si, dpar.m0, dpar.th, lp)
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end
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end
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end
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return nothing
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end
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function krnl_g5Dwimpr!(so, U, si, Fcsw, m0, th, csw, lp::SpaceParm{4,6,B,D}) where {B,D}
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b = Int64(CUDA.threadIdx().x); r = Int64(CUDA.blockIdx().x)
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bu1, ru1 = up((b,r), 1, lp)
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bd1, rd1 = dw((b,r), 1, lp)
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bu2, ru2 = up((b,r), 2, lp)
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bd2, rd2 = dw((b,r), 2, lp)
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bu3, ru3 = up((b,r), 3, lp)
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bd3, rd3 = dw((b,r), 3, lp)
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bu4, ru4 = up((b,r), 4, lp)
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bd4, rd4 = dw((b,r), 4, lp)
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@inbounds begin
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so[b,r] = (4+m0)*si[b,r] + 0.5*csw*im*( Fcsw[b,1,r]*dmul(Gamma{10},si[b,r]) + Fcsw[b,2,r]*dmul(Gamma{11},si[b,r]) + Fcsw[b,3,r]*dmul(Gamma{12},si[b,r])
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+Fcsw[b,4,r]*dmul(Gamma{15},si[b,r]) + Fcsw[b,5,r]*dmul(Gamma{14},si[b,r]) + Fcsw[b,6,r]*dmul(Gamma{13},si[b,r]))
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so[b,r] -= 0.5*(th[1]*gpmul(Pgamma{1,-1},U[b,1,r],si[bu1,ru1]) +conj(th[1])*gdagpmul(Pgamma{1,+1},U[bd1,1,rd1],si[bd1,rd1]) +
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th[2]*gpmul(Pgamma{2,-1},U[b,2,r],si[bu2,ru2]) +conj(th[2])*gdagpmul(Pgamma{2,+1},U[bd2,2,rd2],si[bd2,rd2]) +
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th[3]*gpmul(Pgamma{3,-1},U[b,3,r],si[bu3,ru3]) +conj(th[3])*gdagpmul(Pgamma{3,+1},U[bd3,3,rd3],si[bd3,rd3]) +
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th[4]*gpmul(Pgamma{4,-1},U[b,4,r],si[bu4,ru4]) +conj(th[4])*gdagpmul(Pgamma{4,+1},U[bd4,4,rd4],si[bd4,rd4]) )
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so[b,r] = dmul(Gamma{5}, so[b,r])
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end
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return nothing
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end
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function krnl_g5Dw!(so, U, si, m0, th, lp::SpaceParm{4,6,B,D}) where {B,D}
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b = Int64(CUDA.threadIdx().x); r = Int64(CUDA.blockIdx().x)
|
|
|
|
bu1, ru1 = up((b,r), 1, lp)
|
|
bd1, rd1 = dw((b,r), 1, lp)
|
|
bu2, ru2 = up((b,r), 2, lp)
|
|
bd2, rd2 = dw((b,r), 2, lp)
|
|
bu3, ru3 = up((b,r), 3, lp)
|
|
bd3, rd3 = dw((b,r), 3, lp)
|
|
bu4, ru4 = up((b,r), 4, lp)
|
|
bd4, rd4 = dw((b,r), 4, lp)
|
|
|
|
@inbounds begin
|
|
|
|
so[b,r] = (4+m0)*si[b,r]
|
|
|
|
so[b,r] -= 0.5*(th[1]*gpmul(Pgamma{1,-1},U[b,1,r],si[bu1,ru1]) +conj(th[1])*gdagpmul(Pgamma{1,+1},U[bd1,1,rd1],si[bd1,rd1]) +
|
|
th[2]*gpmul(Pgamma{2,-1},U[b,2,r],si[bu2,ru2]) +conj(th[2])*gdagpmul(Pgamma{2,+1},U[bd2,2,rd2],si[bd2,rd2]) +
|
|
th[3]*gpmul(Pgamma{3,-1},U[b,3,r],si[bu3,ru3]) +conj(th[3])*gdagpmul(Pgamma{3,+1},U[bd3,3,rd3],si[bd3,rd3]) +
|
|
th[4]*gpmul(Pgamma{4,-1},U[b,4,r],si[bu4,ru4]) +conj(th[4])*gdagpmul(Pgamma{4,+1},U[bd4,4,rd4],si[bd4,rd4]) )
|
|
|
|
so[b,r] = dmul(Gamma{5}, so[b,r])
|
|
end
|
|
|
|
return nothing
|
|
end
|
|
|
|
function g5Dw!(so, U, si, dpar::DiracParam, dws::DiracWorkspace, lp::Union{SpaceParm{4,6,BC_SF_ORBI,D},SpaceParm{4,6,BC_SF_AFWB,D}}) where {D}
|
|
|
|
if abs(dpar.csw) > 1.0E-10
|
|
@timeit "g5Dw" begin
|
|
CUDA.@sync begin
|
|
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_g5Dwimpr!(so, U, si, dws.csw, dpar.m0, dpar.th, dpar.csw, dpar.ct, lp)
|
|
end
|
|
end
|
|
else
|
|
@timeit "g5Dw" begin
|
|
CUDA.@sync begin
|
|
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_g5Dw!(so, U, si, dpar.m0, dpar.th, dpar.ct, lp)
|
|
end
|
|
end
|
|
end
|
|
|
|
return nothing
|
|
end
|
|
|
|
function krnl_g5Dwimpr!(so, U, si, Fcsw, m0, th, csw, ct, lp::Union{SpaceParm{4,6,BC_SF_ORBI,D},SpaceParm{4,6,BC_SF_AFWB,D}}) where {D}
|
|
|
|
# The field si is assumed to be zero at t = 0
|
|
|
|
b = Int64(CUDA.threadIdx().x); r = Int64(CUDA.blockIdx().x)
|
|
|
|
if (point_time((b,r),lp) != 1)
|
|
|
|
bu1, ru1 = up((b,r), 1, lp)
|
|
bd1, rd1 = dw((b,r), 1, lp)
|
|
bu2, ru2 = up((b,r), 2, lp)
|
|
bd2, rd2 = dw((b,r), 2, lp)
|
|
bu3, ru3 = up((b,r), 3, lp)
|
|
bd3, rd3 = dw((b,r), 3, lp)
|
|
bu4, ru4 = up((b,r), 4, lp)
|
|
bd4, rd4 = dw((b,r), 4, lp)
|
|
|
|
@inbounds begin
|
|
|
|
so[b,r] = (4+m0)*si[b,r] + 0.5*csw*im*( Fcsw[b,1,r]*dmul(Gamma{10},si[b,r]) + Fcsw[b,2,r]*dmul(Gamma{11},si[b,r]) + Fcsw[b,3,r]*dmul(Gamma{12},si[b,r])
|
|
+Fcsw[b,4,r]*dmul(Gamma{15},si[b,r]) + Fcsw[b,5,r]*dmul(Gamma{14},si[b,r]) + Fcsw[b,6,r]*dmul(Gamma{13},si[b,r]))
|
|
|
|
|
|
so[b,r] -= 0.5*(th[1]*gpmul(Pgamma{1,-1},U[b,1,r],si[bu1,ru1]) +conj(th[1])*gdagpmul(Pgamma{1,+1},U[bd1,1,rd1],si[bd1,rd1]) +
|
|
th[2]*gpmul(Pgamma{2,-1},U[b,2,r],si[bu2,ru2]) +conj(th[2])*gdagpmul(Pgamma{2,+1},U[bd2,2,rd2],si[bd2,rd2]) +
|
|
th[3]*gpmul(Pgamma{3,-1},U[b,3,r],si[bu3,ru3]) +conj(th[3])*gdagpmul(Pgamma{3,+1},U[bd3,3,rd3],si[bd3,rd3]) +
|
|
th[4]*gpmul(Pgamma{4,-1},U[b,4,r],si[bu4,ru4]) +conj(th[4])*gdagpmul(Pgamma{4,+1},U[bd4,4,rd4],si[bd4,rd4]) )
|
|
|
|
if (point_time((b,r),lp) == 2) || (point_time((b,r),lp) == lp.iL[4])
|
|
so[b,r] += (ct-1.0)*si[b,r]
|
|
end
|
|
end
|
|
end
|
|
|
|
so[b,r] = dmul(Gamma{5}, so[b,r])
|
|
|
|
return nothing
|
|
end
|
|
|
|
function krnl_g5Dw!(so, U, si, m0, th, ct, lp::Union{SpaceParm{4,6,BC_SF_ORBI,D},SpaceParm{4,6,BC_SF_AFWB,D}}) where {D}
|
|
|
|
# The field si is assumed to be zero at t = 0
|
|
|
|
b = Int64(CUDA.threadIdx().x); r = Int64(CUDA.blockIdx().x)
|
|
|
|
if (point_time((b,r),lp) != 1)
|
|
|
|
bu1, ru1 = up((b,r), 1, lp)
|
|
bd1, rd1 = dw((b,r), 1, lp)
|
|
bu2, ru2 = up((b,r), 2, lp)
|
|
bd2, rd2 = dw((b,r), 2, lp)
|
|
bu3, ru3 = up((b,r), 3, lp)
|
|
bd3, rd3 = dw((b,r), 3, lp)
|
|
bu4, ru4 = up((b,r), 4, lp)
|
|
bd4, rd4 = dw((b,r), 4, lp)
|
|
|
|
@inbounds begin
|
|
|
|
so[b,r] = (4+m0)*si[b,r]
|
|
so[b,r] -= 0.5*(th[1]*gpmul(Pgamma{1,-1},U[b,1,r],si[bu1,ru1]) +conj(th[1])*gdagpmul(Pgamma{1,+1},U[bd1,1,rd1],si[bd1,rd1]) +
|
|
th[2]*gpmul(Pgamma{2,-1},U[b,2,r],si[bu2,ru2]) +conj(th[2])*gdagpmul(Pgamma{2,+1},U[bd2,2,rd2],si[bd2,rd2]) +
|
|
th[3]*gpmul(Pgamma{3,-1},U[b,3,r],si[bu3,ru3]) +conj(th[3])*gdagpmul(Pgamma{3,+1},U[bd3,3,rd3],si[bd3,rd3]) +
|
|
th[4]*gpmul(Pgamma{4,-1},U[b,4,r],si[bu4,ru4]) +conj(th[4])*gdagpmul(Pgamma{4,+1},U[bd4,4,rd4],si[bd4,rd4]) )
|
|
|
|
if (point_time((b,r),lp) == 2) || (point_time((b,r),lp) == lp.iL[4])
|
|
so[b,r] += (ct-1.0)*si[b,r]
|
|
end
|
|
end
|
|
end
|
|
|
|
so[b,r] = dmul(Gamma{5}, so[b,r])
|
|
|
|
return nothing
|
|
end
|
|
|
|
function DwdagDw!(so, U, si, dpar::DiracParam, dws::DiracWorkspace, lp::Union{SpaceParm{4,6,BC_SF_ORBI,D},SpaceParm{4,6,BC_SF_AFWB,D}}) where {D}
|
|
|
|
if abs(dpar.csw) > 1.0E-10
|
|
@timeit "DwdagDw" begin
|
|
|
|
@timeit "g5Dw" begin
|
|
CUDA.@sync begin
|
|
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_g5Dwimpr!(dws.st, U, si, dws.csw, dpar.m0, dpar.th, dpar.csw, dpar.ct, lp)
|
|
end
|
|
end
|
|
|
|
@timeit "g5Dw" begin
|
|
CUDA.@sync begin
|
|
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_g5Dwimpr!(so, U, dws.st, dws.csw, dpar.m0, dpar.th, dpar.csw, dpar.ct, lp)
|
|
end
|
|
end
|
|
end
|
|
else
|
|
@timeit "DwdagDw" begin
|
|
|
|
@timeit "g5Dw" begin
|
|
CUDA.@sync begin
|
|
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_g5Dw!(dws.st, U, si, dpar.m0, dpar.th, dpar.ct, lp)
|
|
end
|
|
end
|
|
|
|
@timeit "g5Dw" begin
|
|
CUDA.@sync begin
|
|
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_g5Dw!(so, U, dws.st, dpar.m0, dpar.th, dpar.ct, lp)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
return nothing
|
|
end
|
|
|
|
function DwdagDw!(so, U, si, dpar::DiracParam, dws::DiracWorkspace, lp::SpaceParm{4,6,B,D}) where {B,D}
|
|
|
|
if abs(dpar.csw) > 1.0E-10
|
|
@timeit "DwdagDw" begin
|
|
|
|
@timeit "g5Dw" begin
|
|
CUDA.@sync begin
|
|
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_g5Dwimpr!(dws.st, U, si, dws.csw, dpar.m0, dpar.th, dpar.csw, lp)
|
|
end
|
|
end
|
|
|
|
@timeit "g5Dw" begin
|
|
CUDA.@sync begin
|
|
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_g5Dwimpr!(so, U, dws.st, dws.csw, dpar.m0, dpar.th, dpar.csw, lp)
|
|
end
|
|
end
|
|
end
|
|
else
|
|
@timeit "DwdagDw" begin
|
|
|
|
@timeit "g5Dw" begin
|
|
CUDA.@sync begin
|
|
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_g5Dw!(dws.st, U, si, dpar.m0, dpar.th, lp)
|
|
end
|
|
end
|
|
|
|
@timeit "g5Dw" begin
|
|
CUDA.@sync begin
|
|
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_g5Dw!(so, U, dws.st, dpar.m0, dpar.th, lp)
|
|
end
|
|
end
|
|
end
|
|
end
|
|
|
|
return nothing
|
|
end
|
|
|
|
|
|
function SF_bndfix!(sp, lp::Union{SpaceParm{4,6,BC_SF_ORBI,D},SpaceParm{4,6,BC_SF_AFWB,D}}) where {D}
|
|
CUDA.@sync begin
|
|
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_sfbndfix!(sp, lp)
|
|
end
|
|
|
|
return nothing
|
|
end
|
|
|
|
function krnl_sfbndfix!(sp,lp::SpaceParm)
|
|
b=Int64(CUDA.threadIdx().x)
|
|
r=Int64(CUDA.blockIdx().x)
|
|
|
|
if (point_time((b,r),lp) == 1)
|
|
sp[b,r] = 0.0*sp[b,r]
|
|
end
|
|
return nothing
|
|
end
|
|
|
|
|
|
"""
|
|
function pfrandomize!(f::AbstractArray{Spinor{4, SU3fund / SU2fund {T}}}, lp::SpaceParm, t::Int64 = 0)
|
|
|
|
Randomizes the SU2fund / SU3fund fermion field. If the argument t is present, it only randomizes that time-slice.
|
|
"""
|
|
function pfrandomize!(f::AbstractArray{Spinor{4, SU3fund{T}}}, lp::SpaceParm, t::Int64 = 0) where {T}
|
|
|
|
@timeit "Randomize pseudofermion field" begin
|
|
p = ntuple(i->CUDA.randn(T, lp.bsz, 3, lp.rsz,2),4) # complex generation not suported for Julia 1.5.4
|
|
CUDA.@sync begin
|
|
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_assign_pf_su3!(f,p,lp,t)
|
|
end
|
|
end
|
|
|
|
return nothing
|
|
end
|
|
|
|
function krnl_assign_pf_su3!(f::AbstractArray, p , lp::SpaceParm, t::Int64)
|
|
|
|
@inbounds begin
|
|
b = Int64(CUDA.threadIdx().x)
|
|
r = Int64(CUDA.blockIdx().x)
|
|
|
|
if t == 0
|
|
f[b,r] = Spinor(map(x->SU3fund(x[b,1,r,1] + im* x[b,1,r,2],
|
|
x[b,2,r,1] + im* x[b,2,r,2],
|
|
x[b,3,r,1] + im* x[b,3,r,2]),p))
|
|
elseif point_time((b,r),lp) == t
|
|
f[b,r] = Spinor(map(x->SU3fund(x[b,1,r,1] + im* x[b,1,r,2],
|
|
x[b,2,r,1] + im* x[b,2,r,2],
|
|
x[b,3,r,1] + im* x[b,3,r,2]),p))
|
|
end
|
|
|
|
end
|
|
|
|
return nothing
|
|
end
|
|
|
|
function pfrandomize!(f::AbstractArray{Spinor{4, SU2fund{T}}},lp::SpaceParm, t::Int64=0) where {T}
|
|
|
|
@timeit "Randomize pseudofermion field" begin
|
|
p = ntuple(i->CUDA.randn(T, lp.bsz, 2, lp.rsz,2),4) # complex generation not suported for Julia 1.5.4
|
|
CUDA.@sync begin
|
|
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_assign_pf_su2!(f,p,lp,t)
|
|
end
|
|
end
|
|
|
|
return nothing
|
|
end
|
|
|
|
function krnl_assign_pf_su2!(f::AbstractArray, p , lp::SpaceParm, t::Int64)
|
|
|
|
@inbounds begin
|
|
b = Int64(CUDA.threadIdx().x)
|
|
r = Int64(CUDA.blockIdx().x)
|
|
|
|
if t == 0
|
|
f[b,r] = Spinor(map(x->SU2fund(x[b,1,r,1] + im* x[b,1,r,2],
|
|
x[b,2,r,1] + im* x[b,2,r,2]),p))
|
|
elseif point_time((b,r),lp) == t
|
|
f[b,r] = Spinor(map(x->SU2fund(x[b,1,r,1] + im* x[b,1,r,2],
|
|
x[b,2,r,1] + im* x[b,2,r,2]),p))
|
|
end
|
|
|
|
end
|
|
|
|
return nothing
|
|
end
|
|
|
|
export Dw!, g5Dw!, DwdagDw!, SF_bndfix!, Csw!, pfrandomize!
|
|
|
|
|
|
include("DiracIO.jl")
|
|
export read_prop, save_prop, read_dpar
|
|
|
|
|
|
end
|