lattice/latticegpu.jl
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OBC for fermions.

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Fernando P.Panadero 2024-05-17 12:10:42 +02:00
parent 48b3bf4537
commit 182fa82d13
4 changed files with 966 additions and 667 deletions
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src/Dirac/Dirac.jl
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@ -105,500 +105,6 @@ struct DiracWorkspace{T}
end
export DiracWorkspace, DiracParam
"""
function Csw!(dws, U, gp, lp::SpaceParm)
Computes the clover and stores it in dws.csw.
"""
function Csw!(dws, U, gp, lp::SpaceParm{4,6,B,D}) where {B,D}
@timeit "Csw computation" begin
for i in 1:Int(lp.npls)
CUDA.@sync begin
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_csw!(dws.csw, U, gp.Ubnd, i, lp)
end
end
end
return nothing
end
function krnl_csw!(csw::AbstractArray{T}, U, Ubnd, ipl, lp::SpaceParm{4,M,B,D}) where {T,M,B,D}
@inbounds begin
b = Int64(CUDA.threadIdx().x)
r = Int64(CUDA.blockIdx().x)
I = point_coord((b,r), lp)
it = I[4]
id1, id2 = lp.plidx[ipl]
SFBC = ((B == BC_SF_AFWB) || (B == BC_SF_ORBI) ) && (id1 == 4)
bu1, ru1 = up((b, r), id1, lp)
bu2, ru2 = up((b, r), id2, lp)
bd1, rd1 = dw((b, r), id1, lp)
bd2, rd2 = dw((b, r), id2, lp)
bdd, rdd = dw((bd1, rd1), id2, lp)
bud, rud = dw((bu1, ru1), id2, lp)
bdu, rdu = up((bd1, rd1), id2, lp)
if SFBC && (it == lp.iL[end])
gt1 = Ubnd[id2]
gt2 = Ubnd[id2]
else
gt1 = U[bu1,id2,ru1]
gt2 = U[bud,id2,rud]
end
M1 = U[b,id1,r]*gt1/(U[b,id2,r]*U[bu2,id1,ru2])
M2 = (U[bd2,id2,rd2]\(U[bd2,id1,rd2]*gt2))/U[b,id1,r]
M3 = (U[bdd,id2,rdd]*U[bd1,id1,rd1])\(U[bdd,id1,rdd]*U[bd2,id2,rd2])
M4 = (U[b,id2,r]/(U[bd1,id2,rd1]*U[bdu,id1,rdu]))*U[bd1,id1,rd1]
if !(SFBC && (it == 1))
csw[b,ipl,r] = 0.125*(antsym(M1)+antsym(M2)+antsym(M3)+antsym(M4))
end
end
return nothing
end
"""
function Dw!(so, U, si, dpar::DiracParam, dws::DiracWorkspace, lp::SpaceParm{4,6,B,D})
Computes the Dirac operator (with the Wilson term) `\`\``D_w``\`\` with gauge field U and parameters `dpar` of the field `si` and stores it in `so`.
If `dpar.csw` is different from zero, the clover term should be stored in `dws.csw` via the Csw! function and is automatically included in the operator.
"""
function Dw!(so, U, si, dpar::DiracParam, dws::DiracWorkspace, lp::SpaceParm{4,6,B,D}) where {B,D}
if abs(dpar.csw) > 1.0E-10
@timeit "Dw" begin
CUDA.@sync begin
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_Dwimpr!(so, U, si, dws.csw, dpar.m0, dpar.tm, dpar.th, dpar.csw, lp)
end
end
else
@timeit "Dw" begin
CUDA.@sync begin
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_Dw!(so, U, si, dpar.m0, dpar.tm, dpar.th, lp)
end
end
end
return nothing
end
function krnl_Dwimpr!(so, U, si, Fcsw, m0, tm, th, csw, lp::SpaceParm{4,6,B,D}) where {B,D}
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]+ im*tm*dmul(Gamma{5},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]) )
end
return nothing
end
function krnl_Dw!(so, U, si, m0, tm, th, lp::SpaceParm{4,6,B,D}) where {B,D}
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] + im*tm*dmul(Gamma{5},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]) )
end
return nothing
end
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}
if abs(dpar.csw) > 1.0E-10
@timeit "Dw" begin
CUDA.@sync begin
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_Dwimpr!(so, U, si, dws.csw, dpar.m0, dpar.tm, dpar.th, dpar.csw, dpar.ct, lp)
end
end
else
@timeit "Dw" begin
CUDA.@sync begin
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_Dw!(so, U, si, dpar.m0, dpar.tm, dpar.th, dpar.ct, lp)
end
end
end
return nothing
end
function krnl_Dwimpr!(so, U, si, Fcsw, m0, tm, 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] + im*tm*dmul(Gamma{5},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
return nothing
end
function krnl_Dw!(so, U, si, m0, tm, 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] + im*tm*dmul(Gamma{5},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
return nothing
end
"""
function g5Dw!(so, U, si, dpar::DiracParam, dws::DiracWorkspace, lp::SpaceParm{4,6,B,D})
Computes \`\` \\gamma_5 \`\` times the Dirac operator (with the Wilson term) with gauge field U and parameters `dpar` of the field `si` and stores it in `so`.
If `dpar.csw` is different from zero, the clover term should be stored in `dws.csw` via the Csw! function and is automatically included in the operator.
"""
function g5Dw!(so, U, si, dpar::DiracParam, dws::DiracWorkspace, lp::SpaceParm{4,6,B,D}) where {B,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.tm, dpar.th, dpar.csw, 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.tm, dpar.th, lp)
end
end
end
return nothing
end
function krnl_g5Dwimpr!(so, U, si, Fcsw, m0, tm, th, csw, lp::SpaceParm{4,6,B,D}) where {B,D}
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] + 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]) )
so[b,r] = dmul(Gamma{5}, so[b,r])+ im*tm*si[b,r]
end
return nothing
end
function krnl_g5Dw!(so, U, si, m0, tm, th, lp::SpaceParm{4,6,B,D}) where {B,D}
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]) + im*tm*si[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.tm, 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.tm, dpar.th, dpar.ct, lp)
end
end
end
return nothing
end
function krnl_g5Dwimpr!(so, U, si, Fcsw, m0, tm, 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])+ im*tm*si[b,r]
return nothing
end
function krnl_g5Dw!(so, U, si, m0, tm, 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]) + im*tm*si[b,r]
return nothing
end
"""
function DwdagDw!(so, U, si, dpar::DiracParam, dws::DiracWorkspace, lp::SpaceParm{4,6,B,D})
Applies the operator \`\` \\gamma_5 D_w \`\` twice to `si` and stores the result in `so`. This is equivalent to appling the operator \`\` D_w^\\dagger D_w \`\`
The Dirac operator is the same as in the functions `Dw!` and `g5Dw!`
"""
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.tm, dpar.th, dpar.csw, dpar.ct, lp)
end
end
SF_bndfix!(dws.st,lp)
@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.tm, dpar.th, dpar.csw, dpar.ct, lp)
end
end
SF_bndfix!(so,lp)
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.tm, dpar.th, dpar.ct, lp)
end
end
SF_bndfix!(dws.st,lp)
@timeit "g5Dw" begin
CUDA.@sync begin
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_g5Dw!(so, U, dws.st, dpar.m0, -dpar.tm, dpar.th, dpar.ct, lp)
end
end
SF_bndfix!(so,lp)
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.tm, 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.tm, 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.tm, 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.tm, dpar.th, lp)
end
end
end
end
return nothing
end
"""
function mtwmdpar(dpar::DiracParam)
@ -610,108 +116,19 @@ function mtwmdpar(dpar::DiracParam{P,R}) where {P,R}
end
"""
SF_bndfix!(sp, lp::Union{SpaceParm{4,6,BC_SF_ORBI,D},SpaceParm{4,6,BC_SF_AFWB,D}})
export DiracWorkspace, DiracParam, mtwmdpar
Sets all the values of `sp` in the first time slice to zero.
"""
function SF_bndfix!(sp, lp::Union{SpaceParm{4,6,BC_SF_ORBI,D},SpaceParm{4,6,BC_SF_AFWB,D}}) where {D}
@timeit "SF boundary fix" begin
CUDA.@sync begin
CUDA.@cuda threads=lp.bsz blocks=lp.rsz krnl_sfbndfix!(sp, lp)
end
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!, mtwmdpar
include("Diracfields.jl")
export SF_bndfix!, Csw!, pfrandomize!
include("Diracoper.jl")
export Dw!, g5Dw!, DwdagDw!
include("DiracIO.jl")
export read_prop, save_prop, read_dpar
include("Diracflow.jl")
export Dslash_sq!, flw, backflow
export Nablanabla!, Dslash_sq!, flw, backflow
end