/*

   BLIS
   An object-based framework for developing high-performance BLAS-like
   libraries.

   Copyright (C) 2014, The University of Texas at Austin
   Copyright (C) 2018 - 2019, Advanced Micro Devices, Inc.

   Redistribution and use in source and binary forms, with or without
   modification, are permitted provided that the following conditions are
   met:
    - Redistributions of source code must retain the above copyright
      notice, this list of conditions and the following disclaimer.
    - Redistributions in binary form must reproduce the above copyright
      notice, this list of conditions and the following disclaimer in the
      documentation and/or other materials provided with the distribution.
    - Neither the name(s) of the copyright holder(s) nor the names of its
      contributors may be used to endorse or promote products derived
      from this software without specific prior written permission.

   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

*/

#include "blis.h"
#include "assert.h"

void bli_l3_thrinfo_init_single
     (
       thrinfo_t* thread
     )
{
	bli_thrinfo_init_single( thread );
}

void bli_l3_thrinfo_free
     (
       rntm_t*    rntm,
       thrinfo_t* thread
     )
{
	bli_thrinfo_free( rntm, thread );
}

void bli_l3_sup_thrinfo_free
     (
       rntm_t*    rntm,
       thrinfo_t* thread
     )
{
	bli_thrinfo_free( rntm, thread );
}

// -----------------------------------------------------------------------------

void bli_l3_thrinfo_create_root
     (
       dim_t       id,
       thrcomm_t*  gl_comm,
       rntm_t*     rntm,
       cntl_t*     cntl,
       thrinfo_t** thread
     )
{
	// Query the global communicator for the total number of threads to use.
	dim_t   n_threads  = bli_thrcomm_num_threads( gl_comm );

	// Use the thread id passed in as the global communicator id.
	dim_t   gl_comm_id = id;

	// Use the blocksize id of the current (root) control tree node to
	// query the top-most ways of parallelism to obtain.
	bszid_t bszid      = bli_cntl_bszid( cntl );
	dim_t   xx_way     = bli_rntm_ways_for( bszid, rntm );

	// Determine the work id for this thrinfo_t node.
	dim_t   work_id    = gl_comm_id / ( n_threads / xx_way );

	// Create the root thrinfo_t node.
	*thread = bli_thrinfo_create
	(
	  rntm,
	  gl_comm,
	  gl_comm_id,
	  xx_way,
	  work_id,
	  TRUE,
	  bszid,
	  NULL
	);
}

// -----------------------------------------------------------------------------

void bli_l3_sup_thrinfo_create_root
     (
       dim_t       id,
       thrcomm_t*  gl_comm,
       rntm_t*     rntm,
       thrinfo_t** thread
     )
{
	// Query the global communicator for the total number of threads to use.
	dim_t   n_threads  = bli_thrcomm_num_threads( gl_comm );

	// Use the thread id passed in as the global communicator id.
	dim_t   gl_comm_id = id;

	// Use the BLIS_NC blocksize id to query the top-most ways of parallelism
	// to obtain. Note that hard-coding BLIS_NC like this is a little bit of a
	// hack, but it works fine since both of the sup algorithms (bp and pb) use
	// the cache blocksizes down to the 3rd loop. (See the definitions of
	// bli_rntm_calc_num_threads_bp() and bli_rntm_calc_num_threads_pb() for
	// a concise enumeration of these bszid_t ids.)
	const bszid_t bszid  = BLIS_NC;
	dim_t         xx_way = bli_rntm_ways_for( BLIS_NC, rntm );

	// Determine the work id for this thrinfo_t node.
	dim_t   work_id    = gl_comm_id / ( n_threads / xx_way );

	// Create the root thrinfo_t node.
	*thread = bli_thrinfo_create
	(
	  rntm,
	  gl_comm,
	  gl_comm_id,
	  xx_way,
	  work_id,
	  TRUE,
	  bszid,
	  NULL
	);
}

// -----------------------------------------------------------------------------

void bli_l3_sup_thrinfo_update_root
     (
       rntm_t*    rntm,
       thrinfo_t* thread
     )
{
	// Query the current root for the total number of threads to use.
	const dim_t n_threads  = bli_thread_num_threads( thread );

	// Query the current root for the (global) comm id.
	const dim_t gl_comm_id = bli_thread_ocomm_id( thread );

	// Query the rntm_t for the updated number of ways of parallelism.
	const dim_t xx_way     = bli_rntm_ways_for( BLIS_NC, rntm );

	// Recompute the work id for this thrinfo_t node using the updated
	// number of ways of parallelism.
	dim_t       work_id    = gl_comm_id / ( n_threads / xx_way );

	// Save the updated ways of parallelism and work id to the thrinfo_t node.
	bli_thrinfo_set_n_way( xx_way, thread );
	bli_thrinfo_set_work_id( work_id, thread );
}

// -----------------------------------------------------------------------------

void bli_l3_thrinfo_print_gemm_paths
     (
       thrinfo_t** threads
     )
{
	// In order to query the number of threads, we query the only thread we
	// know exists: thread 0.
	dim_t n_threads = bli_thread_num_threads( threads[0] );

	// For the purposes of printing the "header" information that is common
	// to the various instances of a thrinfo_t (ie: across all threads), we
	// choose the last thread in case the problem is so small that there is
	// only an "edge" case, which will always be assigned to the last thread
	// (at least for higher levels of partitioning).
	thrinfo_t* jc_info  = threads[n_threads-1];
	thrinfo_t* pc_info  = NULL;
	thrinfo_t* pb_info  = NULL;
	thrinfo_t* ic_info  = NULL;
	thrinfo_t* pa_info  = NULL;
	thrinfo_t* jr_info  = NULL;
	thrinfo_t* ir_info  = NULL;

	// Initialize the n_ways and n_threads fields of each thrinfo_t "level"
	// to -1. More than likely, these will all be overwritten with meaningful
	// values, but in case some thrinfo_t trees are not fully built (see
	// next commnet), these will be the placeholder values.
	dim_t jc_way = -1, pc_way = -1, pb_way = -1, ic_way = -1,
	                   pa_way = -1, jr_way = -1, ir_way = -1;

	dim_t jc_nt = -1,  pc_nt = -1,  pb_nt = -1,  ic_nt = -1,
	                   pa_nt = -1,  jr_nt = -1,  ir_nt = -1;

	// NOTE: We must check each thrinfo_t pointer for NULLness. Certain threads
	// may not fully build their thrinfo_t structures--specifically when the
	// dimension being parallelized is not large enough for each thread to have
	// even one unit of work (where as unit is usually a single micropanel's
	// width, MR or NR).

	if ( !jc_info ) goto print_header;

	jc_way  = bli_thread_n_way( jc_info );
	jc_nt   = bli_thread_num_threads( jc_info );
	pc_info = bli_thrinfo_sub_node( jc_info );

	if ( !pc_info ) goto print_header;

	pc_way  = bli_thread_n_way( pc_info );
	pc_nt   = bli_thread_num_threads( pc_info );
	pb_info = bli_thrinfo_sub_node( pc_info );

	if ( !pb_info ) goto print_header;

	pb_way  = bli_thread_n_way( pb_info );
	pb_nt   = bli_thread_num_threads( pb_info );
	ic_info = bli_thrinfo_sub_node( pb_info );

	if ( !ic_info ) goto print_header;

	ic_way  = bli_thread_n_way( ic_info );
	ic_nt   = bli_thread_num_threads( ic_info );
	pa_info = bli_thrinfo_sub_node( ic_info );

	if ( !pa_info ) goto print_header;

	pa_way  = bli_thread_n_way( pa_info );
	pa_nt   = bli_thread_num_threads( pa_info );
	jr_info = bli_thrinfo_sub_node( pa_info );

	if ( !jr_info ) goto print_header;

	jr_way  = bli_thread_n_way( jr_info );
	jr_nt   = bli_thread_num_threads( jr_info );
	ir_info = bli_thrinfo_sub_node( jr_info );

	if ( !ir_info ) goto print_header;

	ir_way  = bli_thread_n_way( ir_info );
	ir_nt   = bli_thread_num_threads( ir_info );

	print_header:

	printf( "            jc   kc   pb   ic   pa   jr   ir\n" );
	printf( "xx_nt:    %4ld %4ld %4ld %4ld %4ld %4ld %4ld\n",
	( unsigned long )jc_nt,
	( unsigned long )pc_nt,
	( unsigned long )pb_nt,
	( unsigned long )ic_nt,
	( unsigned long )pa_nt,
	( unsigned long )jr_nt,
	( unsigned long )ir_nt );
	printf( "xx_way:   %4ld %4ld %4ld %4ld %4ld %4ld %4ld\n",
    ( unsigned long )jc_way,
	( unsigned long )pc_way,
	( unsigned long )pb_way,
	( unsigned long )ic_way,
	( unsigned long )pa_way,
	( unsigned long )jr_way,
	( unsigned long )ir_way );
	printf( "============================================\n" );

	for ( dim_t gl_id = 0; gl_id < n_threads; ++gl_id )
	{
		jc_info = threads[gl_id];

		dim_t jc_comm_id = -1, pc_comm_id = -1, pb_comm_id = -1, ic_comm_id = -1,
		                       pa_comm_id = -1, jr_comm_id = -1, ir_comm_id = -1;

		dim_t jc_work_id = -1, pc_work_id = -1, pb_work_id = -1, ic_work_id = -1,
		                       pa_work_id = -1, jr_work_id = -1, ir_work_id = -1;

		if ( !jc_info ) goto print_thrinfo;

		jc_comm_id = bli_thread_ocomm_id( jc_info );
		jc_work_id = bli_thread_work_id( jc_info );
		pc_info    = bli_thrinfo_sub_node( jc_info );

		if ( !pc_info ) goto print_thrinfo;

		pc_comm_id = bli_thread_ocomm_id( pc_info );
		pc_work_id = bli_thread_work_id( pc_info );
		pb_info    = bli_thrinfo_sub_node( pc_info );

		if ( !pb_info ) goto print_thrinfo;

		pb_comm_id = bli_thread_ocomm_id( pb_info );
		pb_work_id = bli_thread_work_id( pb_info );
		ic_info    = bli_thrinfo_sub_node( pb_info );

		if ( !ic_info ) goto print_thrinfo;

		ic_comm_id = bli_thread_ocomm_id( ic_info );
		ic_work_id = bli_thread_work_id( ic_info );
		pa_info    = bli_thrinfo_sub_node( ic_info );

		if ( !pa_info ) goto print_thrinfo;

		pa_comm_id = bli_thread_ocomm_id( pa_info );
		pa_work_id = bli_thread_work_id( pa_info );
		jr_info    = bli_thrinfo_sub_node( pa_info );

		if ( !jr_info ) goto print_thrinfo;

		jr_comm_id = bli_thread_ocomm_id( jr_info );
		jr_work_id = bli_thread_work_id( jr_info );
		ir_info    = bli_thrinfo_sub_node( jr_info );

		if ( !ir_info ) goto print_thrinfo;

		ir_comm_id = bli_thread_ocomm_id( ir_info );
		ir_work_id = bli_thread_work_id( ir_info );

		print_thrinfo:

		printf( "comm ids: %4ld %4ld %4ld %4ld %4ld %4ld %4ld\n",
		( long )jc_comm_id,
		( long )pc_comm_id,
		( long )pb_comm_id,
		( long )ic_comm_id,
		( long )pa_comm_id,
		( long )jr_comm_id,
		( long )ir_comm_id );
		printf( "work ids: %4ld %4ld %4ld %4ld %4ld %4ld %4ld\n",
		( long )jc_work_id,
		( long )pc_work_id,
		( long )pb_work_id,
		( long )ic_work_id,
		( long )pa_work_id,
		( long )jr_work_id,
		( long )ir_work_id );
		printf( "--------------------------------------------\n" );
	}

}

// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------
// -----------------------------------------------------------------------------

void bli_l3_thrinfo_print_trsm_paths
     (
       thrinfo_t** threads
     )
{
	// In order to query the number of threads, we query the only thread we
	// know exists: thread 0.
	dim_t n_threads = bli_thread_num_threads( threads[0] );

	// For the purposes of printing the "header" information that is common
	// to the various instances of a thrinfo_t (ie: across all threads), we
	// choose the last thread in case the problem is so small that there is
	// only an "edge" case, which will always be assigned to the last thread
	// (at least for higher levels of partitioning).
	thrinfo_t* jc_info  = threads[n_threads-1];
	thrinfo_t* pc_info  = NULL;
	thrinfo_t* pb_info  = NULL;
	thrinfo_t* ic_info  = NULL;
	thrinfo_t* pa_info  = NULL; thrinfo_t* pa_info0 = NULL;
	thrinfo_t* jr_info  = NULL; thrinfo_t* jr_info0 = NULL;
	thrinfo_t* ir_info  = NULL; thrinfo_t* ir_info0 = NULL;

	// Initialize the n_ways and n_threads fields of each thrinfo_t "level"
	// to -1. More than likely, these will all be overwritten with meaningful
	// values, but in case some thrinfo_t trees are not fully built (see
	// next commnet), these will be the placeholder values.
	dim_t jc_way = -1, pc_way  = -1, pb_way  = -1, ic_way  = -1,
	                   pa_way  = -1, jr_way  = -1, ir_way  = -1,
	                   pa_way0 = -1, jr_way0 = -1, ir_way0 = -1;

	dim_t jc_nt = -1,  pc_nt   = -1, pb_nt   = -1, ic_nt   = -1,
	                   pa_nt   = -1, jr_nt   = -1, ir_nt   = -1,
	                   pa_nt0  = -1, jr_nt0  = -1, ir_nt0  = -1;

	// NOTE: We must check each thrinfo_t pointer for NULLness. Certain threads
	// may not fully build their thrinfo_t structures--specifically when the
	// dimension being parallelized is not large enough for each thread to have
	// even one unit of work (where as unit is usually a single micropanel's
	// width, MR or NR).

	if ( !jc_info ) goto print_header;

	jc_way   = bli_thread_n_way( jc_info );
	jc_nt    = bli_thread_num_threads( jc_info );
	pc_info  = bli_thrinfo_sub_node( jc_info );

	if ( !pc_info ) goto print_header;

	pc_way   = bli_thread_n_way( pc_info );
	pc_nt    = bli_thread_num_threads( pc_info );
	pb_info  = bli_thrinfo_sub_node( pc_info );

	if ( !pb_info ) goto print_header;

	pb_way   = bli_thread_n_way( pb_info );
	pb_nt    = bli_thread_num_threads( pb_info );
	ic_info  = bli_thrinfo_sub_node( pb_info );

	if ( !ic_info ) goto print_header;

	ic_way   = bli_thread_n_way( ic_info );
	ic_nt    = bli_thread_num_threads( ic_info );
	pa_info  = bli_thrinfo_sub_node( ic_info );
	pa_info0 = bli_thrinfo_sub_prenode( ic_info );

	// check_header_prenode:

	if ( !pa_info0 ) goto check_header_node;

	pa_way0  = bli_thread_n_way( pa_info0 );
	pa_nt0   = bli_thread_num_threads( pa_info0 );
	jr_info0 = bli_thrinfo_sub_node( pa_info0 );

	if ( !jr_info0 ) goto check_header_node;

	jr_way0  = bli_thread_n_way( jr_info0 );
	jr_nt0   = bli_thread_num_threads( jr_info0 );
	ir_info0 = bli_thrinfo_sub_node( jr_info0 );

	if ( !ir_info0 ) goto check_header_node;

	ir_way0  = bli_thread_n_way( ir_info0 );
	ir_nt0   = bli_thread_num_threads( ir_info0 );

	check_header_node:

	if ( !pa_info ) goto print_header;

	pa_way  = bli_thread_n_way( pa_info );
	pa_nt   = bli_thread_num_threads( pa_info );
	jr_info = bli_thrinfo_sub_node( pa_info );

	if ( !jr_info ) goto print_header;

	jr_way  = bli_thread_n_way( jr_info );
	jr_nt   = bli_thread_num_threads( jr_info );
	ir_info = bli_thrinfo_sub_node( jr_info );

	if ( !ir_info ) goto print_header;

	ir_way  = bli_thread_n_way( ir_info );
	ir_nt   = bli_thread_num_threads( ir_info );

	print_header:

	printf( "            jc   kc   pb   ic     pa     jr     ir\n" );
	printf( "xx_nt:    %4ld %4ld %4ld %4ld  %2ld|%2ld  %2ld|%2ld  %2ld|%2ld\n",
	( long )jc_nt,
	( long )pc_nt,
	( long )pb_nt,
	( long )ic_nt,
	( long )pa_nt0, ( long )pa_nt,
	( long )jr_nt0, ( long )jr_nt,
	( long )ir_nt0, ( long )ir_nt );
	printf( "xx_way:   %4ld %4ld %4ld %4ld  %2ld|%2ld  %2ld|%2ld  %2ld|%2ld\n",
    ( long )jc_way,
	( long )pc_way,
	( long )pb_way,
	( long )ic_way,
	( long )pa_way0, ( long )pa_way,
	( long )jr_way0, ( long )jr_way,
	( long )ir_way0, ( long )ir_way );
	printf( "==================================================\n" );


	for ( dim_t gl_id = 0; gl_id < n_threads; ++gl_id )
	{
		jc_info = threads[gl_id];

#if 1
		// NOTE: This cpp branch contains code that is safe to execute
		// for small problems that are parallelized enough that one or
		// more threads gets no work.

		dim_t jc_comm_id = -1, pc_comm_id  = -1, pb_comm_id  = -1, ic_comm_id  = -1,
		                       pa_comm_id  = -1, jr_comm_id  = -1, ir_comm_id  = -1,
		                       pa_comm_id0 = -1, jr_comm_id0 = -1, ir_comm_id0 = -1;

		dim_t jc_work_id = -1, pc_work_id  = -1, pb_work_id  = -1, ic_work_id  = -1,
		                       pa_work_id  = -1, jr_work_id  = -1, ir_work_id  = -1,
		                       pa_work_id0 = -1, jr_work_id0 = -1, ir_work_id0 = -1;

		if ( !jc_info ) goto print_thrinfo;

		jc_comm_id = bli_thread_ocomm_id( jc_info );
		jc_work_id = bli_thread_work_id( jc_info );
		pc_info    = bli_thrinfo_sub_node( jc_info );

		if ( !pc_info ) goto print_thrinfo;

		pc_comm_id = bli_thread_ocomm_id( pc_info );
		pc_work_id = bli_thread_work_id( pc_info );
		pb_info    = bli_thrinfo_sub_node( pc_info );

		if ( !pb_info ) goto print_thrinfo;

		pb_comm_id = bli_thread_ocomm_id( pb_info );
		pb_work_id = bli_thread_work_id( pb_info );
		ic_info    = bli_thrinfo_sub_node( pb_info );

		if ( !ic_info ) goto print_thrinfo;

		ic_comm_id = bli_thread_ocomm_id( ic_info );
		ic_work_id = bli_thread_work_id( ic_info );
		pa_info    = bli_thrinfo_sub_node( ic_info );
		pa_info0   = bli_thrinfo_sub_prenode( ic_info );

		// check_thrinfo_prenode:

		if ( !pa_info0 ) goto check_thrinfo_node;

		pa_comm_id0 = bli_thread_ocomm_id( pa_info0 );
		pa_work_id0 = bli_thread_work_id( pa_info0 );
		jr_info0    = bli_thrinfo_sub_node( pa_info0 );

		if ( !jr_info0 ) goto check_thrinfo_node;

		jr_comm_id0 = bli_thread_ocomm_id( jr_info0 );
		jr_work_id0 = bli_thread_work_id( jr_info0 );
		ir_info0    = bli_thrinfo_sub_node( jr_info0 );

		if ( !ir_info0 ) goto check_thrinfo_node;

		ir_comm_id0 = bli_thread_ocomm_id( ir_info0 );
		ir_work_id0 = bli_thread_work_id( ir_info0 );

		check_thrinfo_node:

		if ( !pa_info ) goto print_thrinfo;

		pa_comm_id = bli_thread_ocomm_id( pa_info );
		pa_work_id = bli_thread_work_id( pa_info );
		jr_info    = bli_thrinfo_sub_node( pa_info );

		if ( !jr_info ) goto print_thrinfo;

		jr_comm_id = bli_thread_ocomm_id( jr_info );
		jr_work_id = bli_thread_work_id( jr_info );
		ir_info    = bli_thrinfo_sub_node( jr_info );

		if ( !ir_info ) goto print_thrinfo;

		ir_comm_id = bli_thread_ocomm_id( ir_info );
		ir_work_id = bli_thread_work_id( ir_info );

		print_thrinfo:
#else
		dim_t jc_comm_id;
		dim_t pc_comm_id;
		dim_t pb_comm_id;
		dim_t ic_comm_id;
		dim_t pa_comm_id0, pa_comm_id;
		dim_t jr_comm_id0, jr_comm_id;
		dim_t ir_comm_id0, ir_comm_id;

		dim_t jc_work_id;
		dim_t pc_work_id;
		dim_t pb_work_id;
		dim_t ic_work_id;
		dim_t pa_work_id0, pa_work_id;
		dim_t jr_work_id0, jr_work_id;
		dim_t ir_work_id0, ir_work_id;

		// NOTE: We must check each thrinfo_t pointer for NULLness. Certain threads
		// may not fully build their thrinfo_t structures--specifically when the
		// dimension being parallelized is not large enough for each thread to have
		// even one unit of work (where as unit is usually a single micropanel's
		// width, MR or NR).
		if ( !jc_info )
		{
			jc_comm_id = pc_comm_id = pb_comm_id = ic_comm_id = pa_comm_id = jr_comm_id = ir_comm_id = -1;
			jc_work_id = pc_work_id = pb_work_id = ic_work_id = pa_work_id = jr_work_id = ir_work_id = -1;
		}
		else
		{
			jc_comm_id = bli_thread_ocomm_id( jc_info );
			jc_work_id = bli_thread_work_id( jc_info );
			pc_info = bli_thrinfo_sub_node( jc_info );

			if ( !pc_info )
			{
				pc_comm_id = pb_comm_id = ic_comm_id = pa_comm_id = jr_comm_id = ir_comm_id = -1;
				pc_work_id = pb_work_id = ic_work_id = pa_work_id = jr_work_id = ir_work_id = -1;
			}
			else
			{
				pc_comm_id = bli_thread_ocomm_id( pc_info );
				pc_work_id = bli_thread_work_id( pc_info );
				pb_info = bli_thrinfo_sub_node( pc_info );

				if ( !pb_info )
				{
					pb_comm_id = ic_comm_id = pa_comm_id = jr_comm_id = ir_comm_id = -1;
					pb_work_id = ic_work_id = pa_work_id = jr_work_id = ir_work_id = -1;
				}
				else
				{
					pb_comm_id = bli_thread_ocomm_id( pb_info );
					pb_work_id = bli_thread_work_id( pb_info );
					ic_info = bli_thrinfo_sub_node( pb_info );

					if ( !ic_info )
					{
						ic_comm_id = pa_comm_id = jr_comm_id = ir_comm_id = -1;
						ic_work_id = pa_work_id = jr_work_id = ir_work_id = -1;
					}
					else
					{
						ic_comm_id = bli_thread_ocomm_id( ic_info );
						ic_work_id = bli_thread_work_id( ic_info );
						pa_info0 = bli_thrinfo_sub_prenode( ic_info );
						pa_info = bli_thrinfo_sub_node( ic_info );

						// Prenode
						if ( !pa_info0 )
						{
							pa_comm_id0 = jr_comm_id0 = ir_comm_id0 = -1;
							pa_work_id0 = jr_work_id0 = ir_work_id0 = -1;
						}
						else
						{
							pa_comm_id0 = bli_thread_ocomm_id( pa_info0 );
							pa_work_id0 = bli_thread_work_id( pa_info0 );
							jr_info0 = bli_thrinfo_sub_node( pa_info0 );

							if ( !jr_info0 )
							{
								jr_comm_id0 = ir_comm_id0 = -1;
								jr_work_id0 = ir_work_id0 = -1;
							}
							else
							{
								jr_comm_id0 = bli_thread_ocomm_id( jr_info0 );
								jr_work_id0 = bli_thread_work_id( jr_info0 );
								ir_info0 = bli_thrinfo_sub_node( jr_info0 );

								if ( !ir_info0 )
								{
									ir_comm_id0 = -1;
									ir_work_id0 = -1;
								}
								else
								{
									ir_comm_id0 = bli_thread_ocomm_id( ir_info0 );
									ir_work_id0 = bli_thread_work_id( ir_info0 );
								}
							}
						}

						// Main node
						if ( !pa_info )
						{
							pa_comm_id = jr_comm_id = ir_comm_id = -1;
							pa_work_id = jr_work_id = ir_work_id = -1;
						}
						else
						{
							pa_comm_id = bli_thread_ocomm_id( pa_info );
							pa_work_id = bli_thread_work_id( pa_info );
							jr_info = bli_thrinfo_sub_node( pa_info );

							if ( !jr_info )
							{
								jr_comm_id = ir_comm_id = -1;
								jr_work_id = ir_work_id = -1;
							}
							else
							{
								jr_comm_id = bli_thread_ocomm_id( jr_info );
								jr_work_id = bli_thread_work_id( jr_info );
								ir_info = bli_thrinfo_sub_node( jr_info );

								if ( !ir_info )
								{
									ir_comm_id = -1;
									ir_work_id = -1;
								}
								else
								{
									ir_comm_id = bli_thread_ocomm_id( ir_info );
									ir_work_id = bli_thread_work_id( ir_info );
								}
							}
						}
					}
				}
			}
		}
#endif

		printf( "comm ids: %4ld %4ld %4ld %4ld  %2ld|%2ld  %2ld|%2ld  %2ld|%2ld\n",
		( long )jc_comm_id,
		( long )pc_comm_id,
		( long )pb_comm_id,
		( long )ic_comm_id,
		( long )pa_comm_id0, ( long )pa_comm_id,
		( long )jr_comm_id0, ( long )jr_comm_id,
		( long )ir_comm_id0, ( long )ir_comm_id );
		printf( "work ids: %4ld %4ld %4ld %4ld  %2ld|%2ld  %2ld|%2ld  %2ld|%2ld\n",
		( long )jc_work_id,
		( long )pc_work_id,
		( long )pb_work_id,
		( long )ic_work_id,
		( long )pa_work_id0, ( long )pa_work_id,
		( long )jr_work_id0, ( long )jr_work_id,
		( long )ir_work_id0, ( long )ir_work_id );
		printf( "--------------------------------------------------\n" );
	}

}

// -----------------------------------------------------------------------------

void bli_l3_thrinfo_free_paths
     (
       rntm_t*     rntm,
       thrinfo_t** threads
     )
{
	dim_t n_threads = bli_thread_num_threads( threads[0] );
	dim_t i;

	for ( i = 0; i < n_threads; ++i )
		bli_l3_thrinfo_free( rntm, threads[i] );

	bli_free_intl( threads );
}