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update.f
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C->>> ------------------------------------------> ems_ca_sto_u_eta <<<
c Replace the pivot with its negative reciprocal and updates the
c records so that the new eta becomes part of the eta file. Opens a
c new update eta group if this will be necessary to store further
c etas.
c
subroutine ems_ca_sto_u_eta(nw_eta_sgn, eta_se_ty, ds, is)
implicit none
include 'EMSV.INC'
include 'EMSPM.INC'
include 'EMSMMGR.INC'
include 'SLAPCS.INC'
include 'EMSMEM.INC'
include 'EMSP.INC'
include 'RSMICS.INC'
include 'RSMICOM.INC'
include 'ICTVR.INC'
include 'RLCTVR.INC'
include 'EMSMSG.INC'
CM IF (emsol_tt .EQ. 1) THEN
C? include 'EMSTT.INC'
CM ENDIF
integer nw_eta_sgn, eta_se_ty
integer is(0:is_n_en_m1)
double precision ds(0:ds_n_en_m1)
logical ems_rq_nw_u_eta_grp
integer p_hdl_eta_grp, p_eta_grp, cu_eta_se_ty
integer nw_eta_n_ix
integer el_n
integer rt_cod
CM IF (emsol_tt .EQ. 1) THEN
C? if (ems_tt_u_lvl1) call ems_tt_rec(u_eta_fi_tt, n_bs)
CM ENDIF
nw_eta_n_ix = nw_eta_l_ix - nw_eta_f_ix + 1
p_eta_grp = eta_fi_p_a((eta_fi_n_grp-1)*eta_fi_p_a_rec_z+
& eta_fi_p_a_os_p_eta_grp)
c
c p_nw_eta_rec points to the last eta record: this should be a null
c set type.
c
cu_eta_se_ty = is(p_nw_eta_rec-1+eta_se_rec_bwd_os_eta_ty)
if (cu_eta_se_ty .ne. eta_se_ty) then
c
c Change of eta set type so initialise a new record.
c
call ems_iz_eta_se_rec(eta_se_ty,
& is(p_eta_grp+eta_grp_os_n_ix), is(p_nw_eta_rec))
eta_fi_n_se = eta_fi_n_se + 1
p_nw_eta_rec = p_nw_eta_rec + 2*eta_se_rec_z+1
is(p_eta_grp+eta_grp_os_n_rec) =
& is(p_eta_grp+eta_grp_os_n_rec) + 2*eta_se_rec_z+1
endif
c
c Turn the pivotal element into the pivot for an eta: negating the
c entries if the pivotal column has been formed with opposite sign.
c
ds(p_nw_eta_v) = -nw_eta_sgn/ds(p_nw_eta_v)
if (nw_eta_sgn .eq. -1) then
do 10, el_n = 1, nw_eta_n_ix-1
ds(p_nw_eta_v+el_n) = -ds(p_nw_eta_v+el_n)
10 continue
nw_eta_sgn = 1
endif
call ems_u_eta_fi_rec(eta_se_ty, nw_eta_n_ix, pv_r_n,
& is(p_eta_grp), ds, is)
CM IF (emsol_da .EQ. 1) THEN
C?c
C?c Optionally write out data for the current INVERT and check it.
C?c
C? if (iand(inv_msg_msk, bt2) .ne. 0)
C? & call ems_wr_inv_da(inv_log_msk, ds, is)
CM ENDIF
c
c Determine whether a new update eta group is required.
c
if (ems_rq_nw_u_eta_grp(is(p_eta_grp))) then
if (eta_fi_n_grp .eq. eta_fi_mx_n_eta_grp) then
rq_inv = rq_inv_mx_n_eta_grp
ml_da_st_msk =
& ml_da_st_msk - iand(ml_da_st_msk, ml_da_st_inv)
goto 7000
endif
p_hdl_eta_grp = p_ml_bs_blk + (cu_ml_n-1)*ml_bs_blk_n_wo +
& ml_bs_blk_os_hdl + ix_eta_fi_hdl +
& eta_fi_n_grp*hdl_z
call ems_ope_u_eta_grp(is(p_hdl_eta_grp), ds, is)
if (ems_msg_cod .ge. ems_msg_lvl_serious) go to 7000
eta_fi_n_grp = eta_fi_n_grp + 1
call ems_g_inv_p(rt_cod, is)
if (rt_cod .ne. 0) goto 8020
end if
7000 continue
CM IF (emsol_tt .EQ. 1) THEN
C? if (ems_tt_u_lvl1) call ems_tt_rec(-u_eta_fi_tt, n_bs)
CM ENDIF
return
8020 continue
if (ems_msg_no_prt_fm .ge. 1) write(ems_li, 9802)
call ems_msg_wr_li(bug_msg_n)
goto 7000
9802 format('Error in ems_g_inv_p')
end
C->>> --------------------------------------------> ems_u_eta_fi_rec <<<
c Updates the eta file records corresponding to a new eta with
c nw_eta_n_ix indices.
c
subroutine ems_u_eta_fi_rec(eta_se_ty, nw_eta_n_ix, pv_r_n,
& eta_grp, ds, is)
implicit none
include 'EMSV.INC'
include 'EMSPM.INC'
include 'EMSMMGR.INC'
include 'SLAPCS.INC'
include 'EMSMEM.INC'
include 'EMSP.INC'
include 'ICTVR.INC'
include 'RLCTVR.INC'
integer eta_se_ty, nw_eta_n_ix, pv_r_n
integer eta_grp(0:mx_eta_grp_rec_z)
double precision ds(0:ds_n_en_m1)
integer is(0:is_n_en_m1)
c
c Account for the addition of the eta.
c Update the number of etas in the eta file and eta group.
c
eta_grp(eta_grp_os_n_eta) = eta_grp(eta_grp_os_n_eta) + 1
eta_fi_n_eta = eta_fi_n_eta + 1
c
c Update the pointer to the first value in the next new eta and
c the number of valuess in the eta file and eta group.
c
if (eta_se_ty .eq. pk_c_eta_se_ty) then
p_nw_eta_v = p_nw_eta_v + nw_eta_n_ix
eta_grp(eta_grp_os_n_v) = eta_grp(eta_grp_os_n_v) + nw_eta_n_ix
eta_fi_n_v = eta_fi_n_v + nw_eta_n_ix
else
ds(p_nw_eta_v+pv_r_n) = zero
p_nw_eta_v = p_nw_eta_v + 1+n_r
eta_grp(eta_grp_os_n_v) = eta_grp(eta_grp_os_n_v) + 1+n_r
eta_fi_n_v = eta_fi_n_v + 1+n_r
end if
c
c Update the pointer to the first index in the next new eta and
c the number of indices in the eta file and eta group.
c
p_nw_eta_ix = p_nw_eta_ix + nw_eta_n_ix
eta_grp(eta_grp_os_n_ix) = eta_grp(eta_grp_os_n_ix) + nw_eta_n_ix
eta_fi_n_ix = eta_fi_n_ix + nw_eta_n_ix
c
c Update the eta set record, the pointer to the last record and
c the number of records in the eta group.
c
call ems_u_eta_se_rec(eta_grp(eta_grp_os_n_ix), is(p_nw_eta_rec))
p_nw_eta_rec = p_nw_eta_rec + 1
eta_grp(eta_grp_os_n_rec) = eta_grp(eta_grp_os_n_rec) + 1
c
c Assign a value to the first entry in the next new eta to avoid
c an unassigned variable violation for the assembler ftran.
c
is(p_nw_eta_ix) = 0
c
c Update the records of number of updates and average density of
c etas over (roughly) the past long period.
c
n_u = n_u + 1
av_eta_dse = fac_long_prd*float(nw_eta_n_ix)/float(n_r) +
& (one-fac_long_prd)*av_eta_dse
return
end
C->>> -----------------------------------------> ems_rq_nw_u_eta_grp <<<
c Determines whether a new eta group is required. Makes sure that
c there is at least enough space to record a fully dense eta in a
c new set.
c
logical function ems_rq_nw_u_eta_grp(eta_grp)
implicit none
include 'EMSV.INC'
include 'EMSMMGR.INC'
include 'EMSPM.INC'
include 'SLAPCS.INC'
include 'ICTVR.INC'
integer eta_grp(0:mx_eta_grp_rec_z)
logical rq_nw_u_eta_grp
rq_nw_u_eta_grp =
& eta_grp(eta_grp_os_n_v) + 1+mx_n_r .gt.
& eta_grp(eta_grp_os_mx_n_v) .or.
& eta_grp(eta_grp_os_n_ix) + 1+mx_n_r .gt.
& eta_grp(eta_grp_os_mx_n_ix) .or.
& eta_grp(eta_grp_os_n_rec)+ 2*eta_se_rec_z+2 .gt.
& eta_grp(eta_grp_os_mx_n_rec)
ems_rq_nw_u_eta_grp = rq_nw_u_eta_grp
return
end
C->>> --------------------------------------------> ems_u_pf_dse_blk <<<
c Updates the dense block of eta values in pivotal rows for product
c form updates.
c
c The dense block is used to store the following:
c
c | 0 | 1 ... dse_blk_n_c |
c ------------|----------|---------------------|
c 0 | - | Pivotal values |
c ------------|----------|---------------------|
c 1 | Partial | Non-pivotal values |
c : | BTRAN of | in rows of update |
c dse_blk_n_r | I_pv_r | etas with pivots. |
c
c u_bs_gthr_pv_r(0) is the number of rows in the dense block
c u_bs_gthr_pv_r(1..n_r) are the dense block row numbers for pivotal
c . rows and zero for non-pivotal rows.
c
c u_bs_dse_blk_pv_r_in_c(0) is the number of columns in the
c . dense block.
c u_bs_dse_blk_pv_r_in_c(1..n_u) is the dense block row which is
c . pivotal for each update.
c
c u_bs_skt_pv_r(0) is the number of updates for which the dense
c . block is dimensioned.
c u_bs_skt_pv_r(1..n_u) is the row number for each dense block row
c
c u_bs_eta_msk(1...) is the bit mask for nonzeros in update etas.
c
subroutine ems_u_pf_dse_blk(
& dse_blk_dim,
& u_bs_dse_blk,
& u_bs_gthr_pv_r,
& u_bs_dse_blk_pv_r_in_c,
& u_bs_skt_pv_r,
& u_bs_eta_msk,
& ds, is)
implicit none
include 'EMSV.INC'
include 'EMSPM.INC'
include 'EMSMMGR.INC'
include 'SLAPCS.INC'
include 'EMSMEM.INC'
include 'EMSP.INC'
include 'RSMICS.INC'
include 'RSMICOM.INC'
include 'ICTVR.INC'
include 'EMSMSG.INC'
CM IF (emsol_tt .EQ. 1) THEN
C? include 'EMSTT.INC'
CM ENDIF
integer dse_blk_dim
integer is(0:is_n_en_m1)
integer u_bs_gthr_pv_r(0:n_r)
integer u_bs_dse_blk_pv_r_in_c(0:dse_blk_dim)
integer u_bs_skt_pv_r(0:dse_blk_dim)
integer u_bs_eta_msk(0:((dse_blk_dim-1)/dse_blk_u_sn_ln+1)*n_r)
double precision ds(0:ds_n_en_m1)
double precision u_bs_dse_blk(0:dse_blk_dim, 0:dse_blk_dim)
integer dse_blk_n_r, dse_blk_n_c
integer dse_blk_r_n, dse_blk_c_n
integer pv_r_dse_blk_r_n, r_n, pv_r_eta_msk
c integer u_n
integer p_eta_fi_p_a
integer p_eta_grp, p_eta_v, p_eta_ix, p_eta_rec, p_eta_sa
integer eta_se_ty, eta_se_n_eta
integer el_n, tru_f_u_n, use_eta_n
integer fm_el_n, t_el_n
integer fm_dse_blk_c_n, t_dse_blk_c_n
integer dse_blk_sn_n, dse_blk_sn_os, dse_blk_sn_c_n
logical nw_pv_r
logical lc_sw
CM IF (emsol_deb .EQ. 1) THEN
C? integer wr_eta_ix
C? integer wr_dse_blk_pf_da
C? save wr_eta_ix
C? save wr_dse_blk_pf_da
C? data wr_eta_ix/0/
C? data wr_dse_blk_pf_da/0/
CM ENDIF
CM IF (emsol_tt .EQ. 1) THEN
C? if (ems_tt_u_lvl1) call ems_tt_rec(u_pf_dse_blk_tt, n_bs)
CM ENDIF
dse_blk_sn_n = (n_u-1)/dse_blk_u_sn_ln + 1
dse_blk_sn_os = (dse_blk_sn_n-1)*n_r
dse_blk_sn_c_n = mod(n_u-1, dse_blk_u_sn_ln) + 1
if (n_u .eq. 1) then
c
c Zero the number of rows/columns in the dense block and the vector
c of dense block row indices.
c
u_bs_dse_blk_pv_r_in_c(0) = 0
u_bs_gthr_pv_r(0) = 0
c do 10, u_n = 1, dse_blk_dim
c u_bs_dse_blk_pv_r_in_c(u_n) = 0
c u_bs_skt_pv_r(u_n) = 0
c 10 continue
do 20, r_n = 1, n_r
u_bs_gthr_pv_r(r_n) = 0
20 continue
endif
if (dse_blk_sn_c_n .eq. 1) then
do 30, r_n = 1, n_r
u_bs_eta_msk(dse_blk_sn_os+r_n) = 0
30 continue
endif
c
c Get the sure number of rows and columns in the new dense block.
c There may be a new row, depending upon whether the pivotal row
c has already been a pivotal row.
c
dse_blk_n_r = u_bs_gthr_pv_r(0)
dse_blk_n_c = u_bs_dse_blk_pv_r_in_c(0) + 1
CM IF (emsol_deb .EQ. 1) THEN
C? if (wr_dse_blk_pf_da .gt. 0) then
C? write(*, 9000)'Before update'
C? call ems_wr_dse_blk_pf_da(
C? & dse_blk_dim,
C? & u_bs_dse_blk, u_bs_gthr_pv_r,
C? & u_bs_dse_blk_pv_r_in_c, u_bs_skt_pv_r, u_bs_eta_msk)
C? endif
CM ENDIF
c
c Record the initial eta mask for this row in the current section so
c that it is easy to see if there are no entries in earlier etas
c in this section by just testing for zero.
c
pv_r_eta_msk = u_bs_eta_msk(dse_blk_sn_os+pv_r_n)
c
c Determine whether the pivotal row has already been a pivotal row.
c
pv_r_dse_blk_r_n = u_bs_gthr_pv_r(pv_r_n)
nw_pv_r = pv_r_dse_blk_r_n .eq. 0
if (nw_pv_r) then
dse_blk_n_r = dse_blk_n_r + 1
pv_r_dse_blk_r_n = dse_blk_n_r
u_bs_gthr_pv_r(pv_r_n) = pv_r_dse_blk_r_n
u_bs_skt_pv_r(pv_r_dse_blk_r_n) = pv_r_n
endif
u_bs_gthr_pv_r(0) = dse_blk_n_r
u_bs_dse_blk_pv_r_in_c(0) = dse_blk_n_c
c
c Zero the new column of the dense block.
c
do 40, dse_blk_r_n = 1, dse_blk_n_r
u_bs_dse_blk(dse_blk_r_n, dse_blk_n_c) = zero
40 continue
c
c Go through the last eta, recording the values in previous pivotal
c rows.
c
p_eta_fi_p_a = (eta_fi_n_grp-1)*eta_fi_p_a_rec_z
p_eta_grp = eta_fi_p_a(p_eta_fi_p_a+eta_fi_p_a_os_p_eta_grp)
p_eta_v = eta_fi_p_a(p_eta_fi_p_a+eta_fi_p_a_os_p_eta_v)
p_eta_ix = eta_fi_p_a(p_eta_fi_p_a+eta_fi_p_a_os_p_eta_ix)
p_eta_rec = eta_fi_p_a(p_eta_fi_p_a+eta_fi_p_a_os_p_eta_rec)
p_eta_rec = p_eta_rec + is(p_eta_grp+eta_grp_os_n_rec) - 1
eta_se_ty = is(p_eta_rec+eta_se_rec_bwd_os_eta_ty)
if (eta_se_ty .eq. no_eta_se_ty) then
c
c The eta is in an earlier group
c
p_eta_fi_p_a = p_eta_fi_p_a - eta_fi_p_a_rec_z
p_eta_grp = eta_fi_p_a(p_eta_fi_p_a+eta_fi_p_a_os_p_eta_grp)
p_eta_v = eta_fi_p_a(p_eta_fi_p_a+eta_fi_p_a_os_p_eta_v)
p_eta_ix = eta_fi_p_a(p_eta_fi_p_a+eta_fi_p_a_os_p_eta_ix)
p_eta_rec = eta_fi_p_a(p_eta_fi_p_a+eta_fi_p_a_os_p_eta_rec)
p_eta_rec = p_eta_rec + is(p_eta_grp+eta_grp_os_n_rec) - 1
eta_se_ty = is(p_eta_rec+eta_se_rec_bwd_os_eta_ty)
if (eta_se_ty .eq. no_eta_se_ty .or.
& eta_se_ty .eq. inv_eta_se_ty) goto 8000
endif
eta_se_n_eta = is(p_eta_rec+eta_se_rec_bwd_os_n_eta)
p_eta_rec = p_eta_rec -
& (eta_se_rec_z + eta_se_n_eta + 1 + eta_se_rec_z)
p_eta_sa = p_eta_rec + eta_se_rec_os_ze_sa_en
CM IF (emsol_deb .EQ. 1) THEN
C? if (wr_eta_ix .eq. 1) write(*, 9010)
C? & is(p_eta_sa+eta_se_n_eta+1)-is(p_eta_sa+eta_se_n_eta)-1,
C? & (is(p_eta_ix+el_n), el_n =
C? & is(p_eta_sa+eta_se_n_eta)+1,
C? & is(p_eta_sa+eta_se_n_eta+1)-1)
CM ENDIF
do 50, el_n = is(p_eta_sa+eta_se_n_eta+1)-1,
& is(p_eta_sa+eta_se_n_eta)+1, -1
r_n = is(p_eta_ix+el_n)
dse_blk_r_n = u_bs_gthr_pv_r(r_n)
c
c If this row has been a pivot record its value in the dense block.
c
if (dse_blk_r_n .gt. 0)
& u_bs_dse_blk(dse_blk_r_n, dse_blk_n_c) = ds(p_eta_v+el_n)
c
c Maintain the record of etas with entries in this row.
c
u_bs_eta_msk(dse_blk_sn_os+r_n) =
& u_bs_eta_msk(dse_blk_sn_os+r_n) + bt_a(dse_blk_sn_c_n)
50 continue
c
c Record the pivotal value and the row of the dense block in which
c it occurs.
c
if (is(p_eta_ix+el_n) .ne. pv_r_n) goto 8010
u_bs_dse_blk(0, dse_blk_n_c) = ds(p_eta_v+el_n)
c
c For long etas the existence of an entry in the pivotal row for
c this eta has been recorded when the pivotal index was encountered
c during the pass through the eta indices.
c
if (nw_eta_l_ix-1 .le. ord_i_ls_stp)
& u_bs_eta_msk(dse_blk_sn_os+pv_r_n) =
& u_bs_eta_msk(dse_blk_sn_os+pv_r_n) + bt_a(dse_blk_sn_c_n)
u_bs_dse_blk_pv_r_in_c(dse_blk_n_c) = pv_r_dse_blk_r_n
c
c If there has already been a pivot in this row then return.
c
if (.not. nw_pv_r) goto 7000
c
c Zero the new entry in column zero: Used to accumulate TRANS.
c
u_bs_dse_blk(pv_r_dse_blk_r_n, 0) = zero
c
c [fm_dse_blk_c_n, t_dse_blk_c_n] is the current set of columns
c which must be searched for nonzeros in the new pivotal row.
c
fm_dse_blk_c_n = dse_blk_n_c - 1
t_dse_blk_c_n = (dse_blk_sn_n-1)*dse_blk_u_sn_ln + 1
c
c Initialise tru_f_u_n which is used to determine whether the eta
c for a particular update is in the current set.
c
tru_f_u_n = n_u - eta_se_n_eta + 1
100 continue
c
c If this row has no entries in earlier etas in this section
c (pv_r_eta_msk=0) then zero the entries in the rest of the new row
c for this section.
c
if (pv_r_eta_msk .eq. 0) then
do 110, dse_blk_c_n = fm_dse_blk_c_n, t_dse_blk_c_n, -1
u_bs_dse_blk(pv_r_dse_blk_r_n, dse_blk_c_n) = zero
110 continue
else
c
c Go through the rest of the update etas which have entries in the
c pivotal row and record their values in the dense block.
c
dse_blk_sn_c_n = (fm_dse_blk_c_n-t_dse_blk_c_n+1) + 1
do 160, dse_blk_c_n = fm_dse_blk_c_n, t_dse_blk_c_n, -1
dse_blk_sn_c_n = dse_blk_sn_c_n - 1
lc_sw = .false.
goto 116
115 continue
lc_sw = .true.
116 continue
if (lc_sw .or.
& iand(pv_r_eta_msk, bt_a(dse_blk_sn_c_n)) .ne. 0) then
if (lc_sw .or.
& dse_blk_c_n .lt. tru_f_u_n) then
c
c The eta is in an earlier set.
c
eta_se_ty = is(p_eta_rec+eta_se_rec_bwd_os_eta_ty)
if (eta_se_ty .eq. no_eta_se_ty) then
c
c The eta is in an earlier group
c
p_eta_fi_p_a = p_eta_fi_p_a - eta_fi_p_a_rec_z
p_eta_grp = eta_fi_p_a(p_eta_fi_p_a+
& eta_fi_p_a_os_p_eta_grp)
p_eta_v = eta_fi_p_a(p_eta_fi_p_a+
& eta_fi_p_a_os_p_eta_v)
p_eta_ix = eta_fi_p_a(p_eta_fi_p_a+
& eta_fi_p_a_os_p_eta_ix)
p_eta_rec = eta_fi_p_a(p_eta_fi_p_a+
& eta_fi_p_a_os_p_eta_rec)
p_eta_rec = p_eta_rec + is(p_eta_grp+
& eta_grp_os_n_rec) - 1
eta_se_ty = is(p_eta_rec+eta_se_rec_bwd_os_eta_ty)
if (eta_se_ty .eq. no_eta_se_ty .or.
& eta_se_ty .eq. inv_eta_se_ty) goto 8020
endif
eta_se_n_eta = is(p_eta_rec+eta_se_rec_bwd_os_n_eta)
p_eta_rec = p_eta_rec -
& (eta_se_rec_z + eta_se_n_eta + 1 + eta_se_rec_z)
p_eta_sa = p_eta_rec + eta_se_rec_os_ze_sa_en
tru_f_u_n = tru_f_u_n - eta_se_n_eta
endif
if (dse_blk_c_n .lt. tru_f_u_n) goto 115
use_eta_n = dse_blk_c_n - tru_f_u_n + 1
c
c Search for the pivotal index
c
el_n = is(p_eta_sa+use_eta_n+1)-1
if (is(p_eta_ix+el_n) .eq. pv_r_n) goto 150
120 continue
t_el_n = el_n-1
el_n = el_n - ord_i_ls_stp
if (el_n .le. is(p_eta_sa+use_eta_n)) then
fm_el_n = is(p_eta_sa+use_eta_n)+1
goto 130
endif
if (is(p_eta_ix+el_n) .gt. pv_r_n) goto 120
if (is(p_eta_ix+el_n) .eq. pv_r_n) goto 150
fm_el_n = el_n+1
130 continue
do 140, el_n = fm_el_n, t_el_n
if (is(p_eta_ix+el_n) .eq. pv_r_n) goto 150
140 continue
goto 8030
150 continue
u_bs_dse_blk(pv_r_dse_blk_r_n, dse_blk_c_n) =
& ds(p_eta_v+el_n)
else
u_bs_dse_blk(pv_r_dse_blk_r_n, dse_blk_c_n) = zero
endif
160 continue
endif
if (dse_blk_sn_n .gt. 1) then
c
c More sections so go back and consider the next one.
c
dse_blk_sn_n = dse_blk_sn_n - 1
dse_blk_sn_os = dse_blk_sn_os - n_r
fm_dse_blk_c_n = t_dse_blk_c_n - 1
t_dse_blk_c_n = t_dse_blk_c_n - dse_blk_u_sn_ln
pv_r_eta_msk = u_bs_eta_msk(dse_blk_sn_os+pv_r_n)
goto 100
endif
7000 continue
CM IF (emsol_tt .EQ. 1) THEN
C? if (ems_tt_u_lvl1) call ems_tt_rec(-u_pf_dse_blk_tt, n_bs)
CM ENDIF
CM IF (emsol_deb .EQ. 1) THEN
C? if (wr_dse_blk_pf_da .gt. 0) call ems_wr_dse_blk_pf_da(
C? & dse_blk_dim,
C? & u_bs_dse_blk, u_bs_gthr_pv_r,
C? & u_bs_dse_blk_pv_r_in_c, u_bs_skt_pv_r, u_bs_eta_msk)
CM ENDIF
return
8000 continue
if (ems_msg_no_prt_fm .ge. 1) write(ems_li, 9800)
call ems_msg_wr_li(bug_msg_n)
CM IF (emsol_deb .EQ. 1) THEN
C? call ems_dump
CM ENDIF
goto 7000
8010 continue
if (ems_msg_no_prt_fm .ge. 1) write(ems_li, 9801)
call ems_msg_wr_li(bug_msg_n)
CM IF (emsol_deb .EQ. 1) THEN
C? call ems_dump
CM ENDIF
goto 7000
8020 continue
if (ems_msg_no_prt_fm .ge. 1) write(ems_li, 9802)dse_blk_c_n
call ems_msg_wr_li(bug_msg_n)
CM IF (emsol_deb .EQ. 1) THEN
C? call ems_dump
CM ENDIF
goto 7000
8030 continue
if (ems_msg_no_prt_fm .ge. 1) write(ems_li, 9803)
call ems_msg_wr_li(bug_msg_n)
CM IF (emsol_deb .EQ. 1) THEN
C? call ems_dump
CM ENDIF
goto 7000
CM IF (emsol_deb .EQ. 1) THEN
C? 9000 format(//a)
C? 9010 format('Pivot row ', i7, (/10(2x, i7)))
CM ENDIF
9800 format('ERROR: Cannot find last update eta')
9801 format('ERROR: is(p_eta_ix+el_n) .ne. pv_r_n')
9802 format('ERROR: Cannot find update eta ', i7)
9803 format('ERROR: new pivot row not in non-pivotal entries')
end
CM IF (emsol_deb .EQ. 1) THEN
C?C->>> --------------------------------------> ems_wr_dse_blk_pf_da <<<
C? subroutine ems_wr_dse_blk_pf_da(
C? & dse_blk_dim,
C? & u_bs_dse_blk,
C? & u_bs_gthr_pv_r,
C? & u_bs_dse_blk_pv_r_in_c,
C? & u_bs_skt_pv_r,
C? & u_bs_eta_msk)
C? implicit none
C? include 'EMSV.INC'
C? include 'EMSPM.INC'
C? include 'ICTVR.INC'
C? integer dse_blk_dim
C? integer u_bs_gthr_pv_r(0:n_r)
C? integer u_bs_dse_blk_pv_r_in_c(0:dse_blk_dim)
C? integer u_bs_skt_pv_r(0:dse_blk_dim)
C? integer u_bs_eta_msk(0:((dse_blk_dim-1)/dse_blk_u_sn_ln+1)*n_r)
C? double precision u_bs_dse_blk(0:dse_blk_dim, 0:dse_blk_dim)
C? character*12 ems_wr_rl_t_ch12
C? character*12 eta_r_ch12(10)
C? character*1 eta_r_ch1(999)
C? integer fm_dse_blk_c_n, t_dse_blk_c_n
C? integer dse_blk_r_n, dse_blk_c_n
C? integer dse_blk_n_r, dse_blk_n_c
C? integer r_n, r_eta_msk
C? integer dse_blk_sn_n, dse_blk_sn_os, dse_blk_sn_c_n
C?
C? dse_blk_n_r = u_bs_gthr_pv_r(0)
C? dse_blk_n_c = u_bs_dse_blk_pv_r_in_c(0)
C? if (dse_blk_n_c .eq. 0) goto 7000
C?
C? dse_blk_sn_n = (n_u-1)/dse_blk_u_sn_ln + 1
C? dse_blk_sn_os = (dse_blk_sn_n-1)*n_r
C? dse_blk_sn_c_n = mod(n_u-1, dse_blk_u_sn_ln) + 1
C?
C? if (dse_blk_n_c .le. 10) then
C? write(*, 9000)'Dense block values',
C? & (dse_blk_c_n, dse_blk_c_n = 1, dse_blk_n_c)
C? do 10, dse_blk_r_n = 1, dse_blk_n_r
C? do 5, dse_blk_c_n = 1, dse_blk_n_c
C? eta_r_ch12(dse_blk_c_n) = ems_wr_rl_t_ch12(
C? & u_bs_dse_blk(dse_blk_r_n, dse_blk_c_n))
C? 5 continue
C? write(*, 9010)dse_blk_r_n, u_bs_skt_pv_r(dse_blk_r_n),
C? & (eta_r_ch12(dse_blk_c_n),
C? & dse_blk_c_n = 1, dse_blk_n_c)
C? if (u_bs_gthr_pv_r(u_bs_skt_pv_r(dse_blk_r_n)) .ne.
C? & dse_blk_r_n) then
C? write(*, *)'ERROR: Scatter/Gather inconsistency ',
C? & u_bs_skt_pv_r(dse_blk_r_n),
C? & u_bs_gthr_pv_r(u_bs_skt_pv_r(dse_blk_r_n)),
C? & dse_blk_r_n
C? goto 7000
C? endif
C? 10 continue
C? do 15, dse_blk_c_n = 1, dse_blk_n_c
C? eta_r_ch12(dse_blk_c_n) = ems_wr_rl_t_ch12(
C? & u_bs_dse_blk(0, dse_blk_c_n))
C? 15 continue
C? write(*, 9000)'Pivotal values and row numbers',
C? & (dse_blk_c_n, dse_blk_c_n = 1, dse_blk_n_c)
C? write(*, 9020)
C? & (eta_r_ch12(dse_blk_c_n), dse_blk_c_n = 1, dse_blk_n_c)
C? write(*, 9021)
C? & (u_bs_dse_blk_pv_r_in_c(dse_blk_c_n),
C? & dse_blk_c_n = 1, dse_blk_n_c)
C?
C? write(*, 9000)'Dense block etas',
C? & (dse_blk_c_n, dse_blk_c_n = 1, dse_blk_n_c)
C? do 20, dse_blk_r_n = 1, dse_blk_n_r
C? r_n = u_bs_skt_pv_r(dse_blk_r_n)
C? dse_blk_sn_n = 1
C? dse_blk_sn_os = 0
C? t_dse_blk_c_n = 0
C? 22 continue
C? fm_dse_blk_c_n = t_dse_blk_c_n + 1
C? t_dse_blk_c_n =
C? & min(dse_blk_n_c, dse_blk_sn_n*dse_blk_u_sn_ln)
C? r_eta_msk = u_bs_eta_msk(dse_blk_sn_os+r_n)
C? dse_blk_sn_c_n = 0
C? do 25, dse_blk_c_n = fm_dse_blk_c_n, t_dse_blk_c_n
C? dse_blk_sn_c_n = dse_blk_sn_c_n + 1
C? if (iand(r_eta_msk, bt_a(dse_blk_sn_c_n)) .ne. 0) then
C? if (u_bs_dse_blk_pv_r_in_c(dse_blk_c_n) .eq.
C? & dse_blk_r_n) then
C? eta_r_ch1(dse_blk_c_n) = '*'
C? else
C? eta_r_ch1(dse_blk_c_n) = '1'
C? endif
C? else
C? eta_r_ch1(dse_blk_c_n) = '0'
C? endif
C? 25 continue
C? if (t_dse_blk_c_n .lt. dse_blk_n_c) then
C? dse_blk_sn_n = dse_blk_sn_n + 1
C? dse_blk_sn_os = dse_blk_sn_os + n_r
C? goto 22
C? endif
C? write(*, 9040)dse_blk_r_n, (eta_r_ch1(dse_blk_c_n),
C? & dse_blk_c_n = 1, dse_blk_n_c)
C? 20 continue
C?
C? if (n_r .lt. 100) then
C? write(*, 9000)'Non-dense block etas',
C? & (dse_blk_c_n, dse_blk_c_n = 1, dse_blk_n_c)
C? do 30, r_n = 1, n_r
C? dse_blk_r_n = u_bs_gthr_pv_r(r_n)
C? if (dse_blk_r_n .gt. 0) then
C? write(*, 9030)r_n, dse_blk_r_n,
C? & ('-', dse_blk_c_n = 1, dse_blk_n_c)
C? else
C? dse_blk_sn_n = 1
C? dse_blk_sn_os = 0
C? t_dse_blk_c_n = 0
C? 32 continue
C? fm_dse_blk_c_n = t_dse_blk_c_n + 1
C? t_dse_blk_c_n =
C? & min(dse_blk_n_c, dse_blk_sn_n*dse_blk_u_sn_ln)
C? r_eta_msk = u_bs_eta_msk(dse_blk_sn_os+r_n)
C? dse_blk_sn_c_n = fm_dse_blk_c_n -
C? & (dse_blk_sn_n-1)*dse_blk_u_sn_ln - 1
C? do 35, dse_blk_c_n = fm_dse_blk_c_n, t_dse_blk_c_n
C? dse_blk_sn_c_n = dse_blk_sn_c_n + 1
C? if (iand(r_eta_msk, bt_a(dse_blk_sn_c_n))
C? & .ne. 0) then
C? eta_r_ch1(dse_blk_c_n) = '*'
C? else
C? eta_r_ch1(dse_blk_c_n) = '0'
C? endif
C? 35 continue
C? if (t_dse_blk_c_n .lt. dse_blk_n_c) then
C? dse_blk_sn_n = dse_blk_sn_n + 1
C? dse_blk_sn_os = dse_blk_sn_os + n_r
C? goto 32
C? endif
C? write(*, 9040)r_n, (eta_r_ch1(dse_blk_c_n),
C? & dse_blk_c_n = 1, dse_blk_n_c)
C? endif
C? 30 continue
C? endif
C? else
C? write(*, 9100)'Pivotal row numbers',
C? & (dse_blk_c_n, dse_blk_c_n = 1, dse_blk_n_c)
C? write(*, 9121)
C? & (u_bs_dse_blk_pv_r_in_c(dse_blk_c_n),
C? & dse_blk_c_n = 1, dse_blk_n_c)
C?
C? write(*, 9100)'Dense block etas',
C? & (dse_blk_c_n, dse_blk_c_n = 1, dse_blk_n_c)
C? do 120, dse_blk_r_n = 1, dse_blk_n_r
C? r_n = u_bs_skt_pv_r(dse_blk_r_n)
C? dse_blk_sn_n = 1
C? dse_blk_sn_os = 0
C? t_dse_blk_c_n = 0
C? 122 continue
C? fm_dse_blk_c_n = t_dse_blk_c_n + 1
C? t_dse_blk_c_n =
C? & min(dse_blk_n_c, dse_blk_sn_n*dse_blk_u_sn_ln)
C? r_eta_msk = u_bs_eta_msk(dse_blk_sn_os+r_n)
C? dse_blk_sn_c_n =
C? & fm_dse_blk_c_n - (dse_blk_sn_n-1)*dse_blk_u_sn_ln - 1
C? do 125, dse_blk_c_n = fm_dse_blk_c_n, t_dse_blk_c_n
C? dse_blk_sn_c_n = dse_blk_sn_c_n + 1
C? if (iand(r_eta_msk, bt_a(dse_blk_sn_c_n)) .ne. 0) then
C? if (u_bs_dse_blk_pv_r_in_c(dse_blk_c_n) .eq.
C? & dse_blk_r_n) then
C? eta_r_ch1(dse_blk_c_n) = '*'
C? else
C? eta_r_ch1(dse_blk_c_n) = '1'
C? endif
C? else
C? eta_r_ch1(dse_blk_c_n) = '0'
C? endif
C? 125 continue
C? if (t_dse_blk_c_n .lt. dse_blk_n_c) then
C? dse_blk_sn_n = dse_blk_sn_n + 1
C? dse_blk_sn_os = dse_blk_sn_os + n_r
C? goto 122
C? endif
C? write(*, 9140)dse_blk_r_n, u_bs_skt_pv_r(dse_blk_r_n),
C? & (eta_r_ch1(dse_blk_c_n),
C? & dse_blk_c_n = 1, dse_blk_n_c)
C? 120 continue
C?
C? if (n_r .lt. 100) then
C? write(*, 9100)'Non-dense block etas',
C? & (dse_blk_c_n, dse_blk_c_n = 1, dse_blk_n_c)
C? do 130, r_n = 1, n_r
C? dse_blk_r_n = u_bs_gthr_pv_r(r_n)
C? if (dse_blk_r_n .gt. 0) then
C? write(*, 9130)r_n, dse_blk_r_n,
C? & ('-', dse_blk_c_n = 1, dse_blk_n_c)
C? else
C? dse_blk_sn_n = 1
C? dse_blk_sn_os = 0
C? t_dse_blk_c_n = 0
C? 132 continue
C? fm_dse_blk_c_n = t_dse_blk_c_n + 1
C? t_dse_blk_c_n =
C? & min(dse_blk_n_c, dse_blk_sn_n*dse_blk_u_sn_ln)
C? r_eta_msk = u_bs_eta_msk(dse_blk_sn_os+r_n)
C? dse_blk_sn_c_n = fm_dse_blk_c_n -
C? & (dse_blk_sn_n-1)*dse_blk_u_sn_ln - 1
C? do 135, dse_blk_c_n = fm_dse_blk_c_n, t_dse_blk_c_n
C? dse_blk_sn_c_n = dse_blk_sn_c_n + 1
C? if (iand(r_eta_msk, bt_a(dse_blk_sn_c_n))
C? & .ne. 0) then
C? eta_r_ch1(dse_blk_c_n) = '1'
C? else
C? eta_r_ch1(dse_blk_c_n) = '0'
C? endif
C? 135 continue
C? if (t_dse_blk_c_n .lt. dse_blk_n_c) then
C? dse_blk_sn_n = dse_blk_sn_n + 1
C? dse_blk_sn_os = dse_blk_sn_os + n_r
C? goto 132
C? endif
C? write(*, 9141)r_n, (eta_r_ch1(dse_blk_c_n),
C? & dse_blk_c_n = 1, dse_blk_n_c)
C? endif
C? 130 continue
C? endif
C? endif
C? 7000 continue
C? return
C? 9000 format(a/,
C? & 11x, 10(5x, i2, 6x))
C? 9010 format(i2, 2x, i7, 10(1x, a12))
C? 9020 format(11x, 10(1x, a12))
C? 9021 format(11x, 10(5x, i2, 6x))
C? 9030 format(i2, 2x, i7, 10(6x, a1, 6x))
C? 9040 format(i2, 9x, 10(6x, a1, 6x))
C? 9100 format(a/,
C? & 11x, 999(1x, i2))
C? 9121 format(11x, 999(1x, i2))
C? 9130 format(i2, 2x, i7, 999(2x, a1))
C? 9140 format(i2, 2x, i7, 999(2x, a1))
C? 9141 format(i2, 9x, 999(2x, a1))
C? end
CM ENDIF
C->>> ------------------------------------------> ems_iz_blk_ml_u_bs <<<
c Sets up a block and the handles for basis update data.
c
subroutine ems_iz_blk_ml_u_bs(is)
implicit none
include 'EMSV.INC'
include 'EMSMMGR.INC'
include 'EMSPM.INC'
include 'EMSMEM.INC'
include 'EMSP.INC'
include 'ICTVR.INC'
include 'EMSMSG.INC'
integer is(0:is_n_en_m1)
integer dse_blk_u_n_sn
integer blk_n, r_cf, c_cf, a_el_cf, cs, n_wo, p_ml_hdl
integer dse_blk_dim
integer mem_mgr_rt_cod
integer rt_cod
if (iand(ml_blk_st_msk, ml_blk_st_ml_u_bs) .ne. 0) goto 8000
dse_blk_dim = mx_n_u
dse_blk_u_n_sn = (dse_blk_dim-1)/dse_blk_u_sn_ln + 1
call ems_g_blk_ml_u_bs_n_wo(r_cf, c_cf, a_el_cf, cs, n_wo)
call ems_mem_mgr_ope_blk(mem_mgr_rt_cod, is,
& n_wo, ope_blk_at_f_fr_p,
& cu_ml_n, u_bs_blk_id, blk_n)
if (mem_mgr_rt_cod .ne. mem_mgr_rt_cod_ok) then
if (mem_mgr_rt_cod .eq. mem_mgr_rt_cod_serious_no_po) then
ems_msg_cod = ems_msg_lvl_serious
go to 7000
else if (mem_mgr_rt_cod .ge. mem_mgr_rt_lvl_serious) then
ems_msg_cod = ems_msg_lvl_serious
go to 7000
endif
endif
call ems_mem_mgr_rp_ope_blk(
& mem_mgr_rt_cod, is, -1,
& r_cf, mx_n_r,
& 0, mx_n_c,
& 0, mx_n_a_el,
& cs, n_wo, u_bs_blk_id)
if (mem_mgr_rt_cod .ge. mem_mgr_rt_lvl_serious) then
ems_msg_cod = ems_msg_lvl_serious
go to 7000
endif
c
c Get handles for the arrays within the block.
c
p_ml_hdl = p_ml_bs_blk + (cu_ml_n-1)*ml_bs_blk_n_wo +
& ml_bs_blk_os_hdl
call ems_mem_mgr_nw_hdl(mem_mgr_rt_cod, is,
& blk_n, (1+dse_blk_dim)*(1+dse_blk_dim),
& rl_wo_z,
& is(p_ml_hdl+ix_hdl_u_bs_dse_blk))
if (ems_msg_cod .ge. ems_msg_lvl_serious) go to 7000
call ems_mem_mgr_nw_hdl(mem_mgr_rt_cod, is,
& blk_n, 1+mx_n_r, i_wo_z,
& is(p_ml_hdl+ix_hdl_u_bs_gthr_pv_r))
if (ems_msg_cod .ge. ems_msg_lvl_serious) go to 7000
call ems_mem_mgr_nw_hdl(mem_mgr_rt_cod, is,
& blk_n, 1+dse_blk_dim, i_wo_z,
& is(p_ml_hdl+ix_hdl_u_bs_dse_blk_pv_r_in_c))
if (ems_msg_cod .ge. ems_msg_lvl_serious) go to 7000
call ems_mem_mgr_nw_hdl(mem_mgr_rt_cod, is,
& blk_n, 1+dse_blk_dim, i_wo_z,
& is(p_ml_hdl+ix_hdl_u_bs_skt_pv_r))
if (ems_msg_cod .ge. ems_msg_lvl_serious) go to 7000
call ems_mem_mgr_nw_hdl(mem_mgr_rt_cod, is,
& blk_n, 1+dse_blk_u_n_sn*mx_n_r, i_wo_z,
& is(p_ml_hdl+ix_hdl_u_bs_eta_msk))
if (ems_msg_cod .ge. ems_msg_lvl_serious) go to 7000
call ems_g_ml_p(rt_cod, is)
if (rt_cod .ne. 0) goto 8020
c
c Indicate that the model now has space for update basis data.
c
ml_blk_st_msk = ml_blk_st_msk + ml_blk_st_ml_u_bs
c
c Record the number of updates for which the dense block is
c dimensioned---since mx_n_u may be reduced.
c
is(p_u_bs_skt_pv_r) = dse_blk_dim
7000 continue
return
8000 continue
if (ems_msg_no_prt_fm .ge. 1) write(ems_li, 9800)
call ems_msg_wr_li(bug_msg_n)
goto 7000
8020 continue
if (ems_msg_no_prt_fm .ge. 1) write(ems_li, 9802)
call ems_msg_wr_li(bug_msg_n)
goto 7000
9800 format('Model already has space for update basis data')
9802 format('Error in ems_g_ml_p')
end
C->>> --------------------------------------> ems_g_blk_ml_u_bs_n_wo <<<
subroutine ems_g_blk_ml_u_bs_n_wo(r_cf, c_cf, a_el_cf, cs, n_wo)
implicit none
include 'EMSV.INC'
include 'EMSPM.INC'
include 'ICTVR.INC'
integer r_cf, c_cf, a_el_cf, cs, n_wo
integer dse_blk_dim, dse_blk_u_n_sn
dse_blk_dim = mx_n_u
dse_blk_u_n_sn = (dse_blk_dim-1)/dse_blk_u_sn_ln + 1
r_cf = (1+dse_blk_u_n_sn)*i_wo_z
c_cf = 0
a_el_cf = 0
cs = ((1+dse_blk_dim)*(1+dse_blk_dim))*rl_wo_z +
& (1 + 1+dse_blk_dim + 1+dse_blk_dim + 1)*i_wo_z
n_wo = r_cf*mx_n_r + cs
return
end
C->>> ------------------------------------------> ems_rm_blk_ml_u_bs <<<
c Removes the block for the update basis data.
c
subroutine ems_rm_blk_ml_u_bs(is)
implicit none
include 'EMSV.INC'
include 'EMSMMGR.INC'
include 'EMSPM.INC'
include 'EMSMEM.INC'
include 'ICTVR.INC'
include 'EMSMSG.INC'
integer is(0:is_n_en_m1)
integer blk_n, p_ml_hdl
integer mem_mgr_rt_cod
if (iand(ml_blk_st_msk, ml_blk_st_ml_u_bs) .eq. 0) goto 8000
p_ml_hdl = p_ml_bs_blk + (cu_ml_n-1)*ml_bs_blk_n_wo +
& ml_bs_blk_os_hdl
blk_n = is(p_ml_hdl+ix_blk_ml_u_bs)
call ems_mem_mgr_rm_blk(mem_mgr_rt_cod, is,
& blk_n)
if (mem_mgr_rt_cod .ge. mem_mgr_rt_lvl_serious) then
ems_msg_cod = ems_msg_lvl_serious
goto 7100
endif
ml_blk_st_msk = ml_blk_st_msk - ml_blk_st_ml_u_bs
7000 continue
7100 continue
return
8000 continue
if (ems_msg_no_prt_fm .ge. 1) write(ems_li, 9800)
call ems_msg_wr_li(bug_msg_n)
goto 7000
9800 format('Model does not already have space for update basis data')
end