comm_mpi.F90 File Reference

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Functions/Subroutines
subroutine	iniproc (intracomm)
subroutine	init_nek_comm (intracomm)
subroutine	gop (x, w, op, n)
	Global vector commutative operation. More...
subroutine	igop (x, w, op, n)
	Global vector commutative operation. More...
subroutine	i8gop (x, w, op, n)
	Global vector commutative operation. More...
subroutine	csend (mtype, buf, len, jnid, jpid)
subroutine	crecv (mtype, buf, lenm)
integer function	numnodes ()
integer function	mynode ()
subroutine	lbcast (ifif)
	Broadcast logical variable to all processors. More...
subroutine	bcast (buf, len)
integer function	irecv (msgtag, x, len)
subroutine	nekgsync ()
subroutine	exitti (stringi, idata)
subroutine	err_chk (ierr, istring)
subroutine	exitt0
subroutine	exitt
subroutine	printheader
integer function	igl_running_sum (in)
subroutine	msgwait (imsg)

Function/Subroutine Documentation

subroutine bcast	(	real(r4)	buf,
		integer	len
	)

Definition at line 289 of file comm_mpi.F90.

References mpi_bcast().

Referenced by genmesh(), get_session_info(), get_vert_map(), lbcast(), mfo_outfld(), io::mfo_read_header(), nek_comm_io(), outfld(), rdhist(), rdicdf(), rdmatp(), rdobj(), rdout(), rdparam(), readat(), and restart_driver().

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subroutine crecv	(	integer	mtype,
		real(r4), dimension(1)	buf,
		integer	lenm
	)

Definition at line 223 of file comm_mpi.F90.

References exitt(), and mpi_recv().

Referenced by mapdmp(), mapelpr(), mfo_mdatas(), mfo_mdatav(), mfo_outs(), mfo_outv(), io::mfo_read_header(), io::mfo_read_scalar(), io::mfo_read_vector(), mfo_write_hdr(), nek_comm_io(), opcount(), outfld(), outhis(), and pprint_all().

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subroutine csend	(	integer	mtype,
		real(r4), dimension(1)	buf,
		integer	len,
		integer	jnid,
		integer	jpid
	)

Definition at line 209 of file comm_mpi.F90.

References mpi_send().

Referenced by mapdmp(), mapelpr(), mfo_mdatas(), mfo_mdatav(), mfo_outs(), mfo_outv(), io::mfo_read_header(), io::mfo_read_scalar(), io::mfo_read_vector(), mfo_write_hdr(), nek_comm_io(), opcount(), outfld(), outhis(), and pprint_all().

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subroutine err_chk	(	integer	ierr,
		character(*)	istring
	)

Definition at line 356 of file comm_mpi.F90.

References blank(), chcopy(), exitt(), and string::indx1().

Referenced by get_session_info(), mapdmp(), mfo_mdatas(), mfo_mdatav(), mfo_outfld(), mfo_outs(), mfo_outv(), io::mfo_read_header(), io::mfo_read_scalar(), io::mfo_read_vector(), mfo_write_hdr(), outfld(), prepost(), rdhist(), rdobj(), and restart_driver().

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subroutine exitt

(

)

Definition at line 411 of file comm_mpi.F90.

References ctimer::dnekclock(), flush_io(), happy_check(), mpi_finalize(), nek_flops(), nekgsync(), np, and print_stack.

Referenced by build_new_filter(), byte_set_view(), chk_nel(), chkaxcb(), chkcbc(), crecv(), speclib::dgj(), speclib::dgjd(), speclib::dglj(), speclib::dgljd(), speclib::dgljgj(), speclib::dgljgjd(), echopar(), err_chk(), exitti(), gaujordf(), gbtuple_rank(), generalev(), get_vert_map(), glmapm1(), gop(), hsmg_routines::h1mg_setup_fdm(), hsmg_routines::h1mg_setup_schwarz_wt(), hsmg_routines::h1mg_setup_wtmask(), speclib::hgj(), speclib::hglj(), hsmg_routines::hsmg_setup_fdm(), hsmg_routines::hsmg_setup_schwarz_wt(), hsmg_routines::hsmg_setup_solve(), hsmg_routines::hsmg_setup_wtmask(), i8gop(), i_find_prefix(), igop(), iniproc(), io_init(), iswapt_ip(), mapelpr(), mfo_outs(), mfo_outv(), io::mfo_read_scalar(), io::mfo_read_vector(), nek_comm_io(), nekton(), outpost2(), rdbdry(), rdcurve(), rdhist(), rdmatp(), rdmesh(), rdout(), rdparam(), readat(), restart_driver(), setics(), setlog(), setvar(), solve(), specmpn(), tensr3(), verrhe(), vprops(), vrdsmsh(), speclib::zwgj(), speclib::zwgjd(), speclib::zwglj(), and speclib::zwgljd().

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subroutine exitt0

(

)

Definition at line 390 of file comm_mpi.F90.

References flush_io(), mpi_finalize(), and print_stack.

Referenced by get_vert_map().

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subroutine exitti	(	character(132)	stringi,
		integer	idata
	)

Definition at line 328 of file comm_mpi.F90.

References blank(), chcopy(), exitt(), and string::indx1().

Referenced by assign_gllnid(), get_fast_bc(), hsmg_routines::h1mg_setup_mask(), hsmg_routines::hsmg_setup_fast(), lim_chk(), mapdmp(), ortho(), rdicdf(), rdout(), rdparam(), readat(), setup_convect(), and setzgml().

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subroutine gop	(	real(dp), dimension(n)	x,
		real(dp), dimension(n)	w,
		character(3)	op,
		integer	n
	)

Global vector commutative operation.

Definition at line 104 of file comm_mpi.F90.

References copy(), ctimer::dnekclock(), exitt(), mpi_allreduce(), and nekgsync().

Referenced by cggo(), glamax(), gllog(), glmax(), glmin(), glsc2(), glsc23(), glsc3(), glsum(), helmholtz::hconj(), hmh_gmres(), opcount(), prepost(), helmholtz::projh(), runstat(), and vrdsmsh().

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subroutine i8gop	(	integer(i8), dimension(n)	x,
		integer(i8), dimension(n)	w,
		character(3)	op,
		integer	n
	)

Global vector commutative operation.

Definition at line 181 of file comm_mpi.F90.

References exitt(), and mpi_allreduce().

Referenced by i8glmax(), and i8glsum().

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integer function igl_running_sum

(

integer

in

)

Definition at line 493 of file comm_mpi.F90.

References mpi_scan().

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subroutine igop	(	integer, dimension(n), intent(inout)	x,
		integer, dimension(n), intent(inout)	w,
		character(3), intent(in)	op,
		integer, intent(in)	n
	)

Global vector commutative operation.

Definition at line 152 of file comm_mpi.F90.

References exitt(), and mpi_allreduce().

Referenced by iglmax(), iglmin(), and iglsum().

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subroutine iniproc

(

integer

intracomm

)

Definition at line 2 of file comm_mpi.F90.

References exitt(), init_nek_comm(), mpi_attr_get(), np, and printheader().

Referenced by get_session_info().

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subroutine init_nek_comm

(

integer

intracomm

)

Definition at line 89 of file comm_mpi.F90.

References np.

Referenced by iniproc().

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integer function irecv	(	integer	msgtag,
		integer, dimension(1)	x,
		integer	len
	)

Definition at line 304 of file comm_mpi.F90.

References mpi_irecv().

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subroutine lbcast

(

logical

ifif

)

Broadcast logical variable to all processors.

Definition at line 270 of file comm_mpi.F90.

References bcast(), and np.

Referenced by restart_driver().

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subroutine msgwait

(

integer

imsg

)

Definition at line 510 of file comm_mpi.F90.

References mpi_wait().

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integer function mynode

(

)

Definition at line 258 of file comm_mpi.F90.

References mpi_comm_rank().

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subroutine nekgsync

(

)

Definition at line 318 of file comm_mpi.F90.

References mpi_barrier().

Referenced by ctimer::dnekclock_sync(), dsop(), dssum(), exitt(), get_vert_map(), gop(), hsmg_routines::hsmg_coarse_solve(), hsmg_routines::hsmg_dsprod(), hsmg_routines::hsmg_dssum(), hsmg_routines::hsmg_schwarz_dssum(), poisson::init_comm_infrastructure(), poisson::init_mesh_to_grid(), mfo_mdatas(), mfo_mdatav(), mfo_outs(), mfo_outv(), io::mfo_read_header(), io::mfo_read_scalar(), io::mfo_read_vector(), mfo_write_hdr(), nek_advance(), nek_solve(), outfld(), pprint_all(), readat(), setics(), vec_dsop(), and vec_dssum().

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integer function numnodes

(

)

Definition at line 248 of file comm_mpi.F90.

References mpi_comm_size().

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subroutine printheader

(

)

Definition at line 486 of file comm_mpi.F90.

Referenced by iniproc().

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