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|
/* testTransform.c */
#include "../../ETree.h"
#include "../../SymbFac.h"
#include "../../timings.h"
/*--------------------------------------------------------------------*/
int
main ( int argc, char *argv[] )
/*
-------------------------------------------------------
read in an ETree object and testTransform it by
1 -- merge only children if possible
2 -- merge all children if possible
3 -- split large non-leaf fronts
created -- 96jun27, cca
-------------------------------------------------------
*/
{
char *inETreeFileName, *inGraphFileName, *outETreeFileName ;
double cpus[6], ops[6], t1, t2 ;
ETree *etree0, *etree1, *etree2, *etree3, *etree4, *etree5 ;
FILE *msgFile ;
Graph *graph ;
int maxsize, maxzeros, msglvl, rc, seed ;
int nfronts[7], nfind[7], nzf[7] ;
IV *nzerosIV ;
IVL *symbfacIVL ;
if ( argc != 9 ) {
fprintf(stdout,
"\n\n usage : %s msglvl msgFile inETreeFile inGraphFile outETreeFile "
"\n maxzeros maxsize seed"
"\n msglvl -- message level"
"\n msgFile -- message file"
"\n inETreeFile -- input file, must be *.etreef or *.etreeb"
"\n inGraphFile -- input file, must be *.graphf or *.graphb"
"\n outETreeFile -- output file, must be *.etreef or *.etreeb"
"\n maxzeros -- maximum number of zeros in a front"
"\n maxsize -- maximum number of vertices in a front"
"\n seed -- random number seed"
"\n", argv[0]) ;
return(0) ;
}
msglvl = atoi(argv[1]) ;
if ( strcmp(argv[2], "stdout") == 0 ) {
msgFile = stdout ;
} else if ( (msgFile = fopen(argv[2], "a")) == NULL ) {
fprintf(stderr, "\n fatal error in %s"
"\n unable to open file %s\n",
argv[0], argv[2]) ;
return(-1) ;
}
inETreeFileName = argv[3] ;
inGraphFileName = argv[4] ;
outETreeFileName = argv[5] ;
maxzeros = atoi(argv[6]) ;
maxsize = atoi(argv[7]) ;
seed = atoi(argv[8]) ;
fprintf(msgFile,
"\n %s "
"\n msglvl -- %d"
"\n msgFile -- %s"
"\n inETreeFile -- %s"
"\n inGraphFile -- %s"
"\n outETreeFile -- %s"
"\n maxzeros -- %d"
"\n maxsize -- %d"
"\n seed -- %d"
"\n",
argv[0], msglvl, argv[2], inETreeFileName, inGraphFileName,
outETreeFileName, maxzeros, maxsize, seed) ;
fflush(msgFile) ;
/*
------------------------
read in the Graph object
------------------------
*/
if ( strcmp(inGraphFileName, "none") == 0 ) {
fprintf(msgFile, "\n no file to read from") ;
exit(0) ;
}
graph = Graph_new() ;
MARKTIME(t1) ;
rc = Graph_readFromFile(graph, inGraphFileName) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %9.5f : read in graph from file %s",
t2 - t1, inGraphFileName) ;
if ( rc != 1 ) {
fprintf(msgFile, "\n return value %d from Graph_readFromFile(%p,%s)",
rc, graph, inGraphFileName) ;
exit(-1) ;
}
fprintf(msgFile, "\n\n after reading Graph object from file %s",
inGraphFileName) ;
if ( msglvl > 2 ) {
Graph_writeForHumanEye(graph, msgFile) ;
} else {
Graph_writeStats(graph, msgFile) ;
}
fflush(msgFile) ;
/*
------------------------
read in the ETree object
------------------------
*/
if ( strcmp(inETreeFileName, "none") == 0 ) {
fprintf(msgFile, "\n no file to read from") ;
exit(0) ;
}
etree0 = ETree_new() ;
MARKTIME(t1) ;
rc = ETree_readFromFile(etree0, inETreeFileName) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %9.5f : read in etree from file %s",
t2 - t1, inETreeFileName) ;
if ( rc != 1 ) {
fprintf(msgFile, "\n return value %d from ETree_readFromFile(%p,%s)",
rc, etree0, inETreeFileName) ;
exit(-1) ;
}
nfronts[0] = ETree_nfront(etree0) ;
nfind[0] = ETree_nFactorIndices(etree0) ;
nzf[0] = ETree_nFactorEntries(etree0, SPOOLES_SYMMETRIC) ;
ops[0] = ETree_nFactorOps(etree0, SPOOLES_REAL, SPOOLES_SYMMETRIC) ;
fprintf(msgFile,
"\n\n original : %8d fronts, %8d indices, %8d |L|, %12.0f ops",
nfronts[0], nfind[0], nzf[0], ops[0]) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n original front tree ") ;
ETree_writeForHumanEye(etree0, msgFile) ;
fflush(msgFile) ;
}
fflush(msgFile) ;
/*
----------------------------------
get the fundamental supernode tree
----------------------------------
*/
nzerosIV = IV_new() ;
IV_init(nzerosIV, nfronts[0], NULL) ;
IV_fill(nzerosIV, 0) ;
MARKTIME(t1) ;
etree1 = ETree_mergeFrontsOne(etree0, 0, nzerosIV) ;
MARKTIME(t2) ;
cpus[1] = t2 - t1 ;
fprintf(msgFile, "\n CPU %9.5f : get fundamental supernode tree",
t2 - t1) ;
nfronts[1] = ETree_nfront(etree1) ;
nfind[1] = ETree_nFactorIndices(etree1) ;
nzf[1] = ETree_nFactorEntries(etree1, SPOOLES_SYMMETRIC) ;
ops[1] = ETree_nFactorOps(etree1, SPOOLES_REAL, SPOOLES_SYMMETRIC) ;
fprintf(msgFile,
"\n merge one : %8d fronts, %8d indices, %8d |L|, %12.0f ops",
nfronts[1], nfind[1], nzf[1], ops[1]) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n front tree after first merge") ;
ETree_writeForHumanEye(etree1, msgFile) ;
}
fprintf(msgFile, "\n IV_sum(nzerosIV) = %d, IV_max(nzerosIV) = %d",
IV_sum(nzerosIV), IV_max(nzerosIV)) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n nzerosIV") ;
IV_writeForHumanEye(nzerosIV, msgFile) ;
fflush(msgFile) ;
}
ETree_writeToFile(etree1,
"/local1/cleve/ARPA/matrices/R3D13824/nd1.etreef") ;
/*
---------------------------
try to absorb only children
---------------------------
*/
MARKTIME(t1) ;
etree2 = ETree_mergeFrontsOne(etree1, maxzeros, nzerosIV) ;
MARKTIME(t2) ;
cpus[2] = t2 - t1 ;
fprintf(msgFile, "\n CPU %9.5f : merge only single child", t2 - t1) ;
nfronts[2] = ETree_nfront(etree2) ;
nfind[2] = ETree_nFactorIndices(etree2) ;
nzf[2] = ETree_nFactorEntries(etree2, SPOOLES_SYMMETRIC) ;
ops[2] = ETree_nFactorOps(etree2, SPOOLES_REAL, SPOOLES_SYMMETRIC) ;
fprintf(msgFile,
"\n merge one : %8d fronts, %8d indices, %8d |L|, %12.0f ops",
nfronts[2], nfind[2], nzf[2], ops[2]) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n front tree after first merge") ;
ETree_writeForHumanEye(etree2, msgFile) ;
}
fprintf(msgFile, "\n IV_sum(nzerosIV) = %d, IV_max(nzerosIV) = %d",
IV_sum(nzerosIV), IV_max(nzerosIV)) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n nzerosIV") ;
IV_writeForHumanEye(nzerosIV, msgFile) ;
fflush(msgFile) ;
}
ETree_writeToFile(etree2,
"/local1/cleve/ARPA/matrices/R3D13824/nd2.etreef") ;
/*
--------------------------
try to absorb all children
--------------------------
*/
MARKTIME(t1) ;
etree3 = ETree_mergeFrontsAll(etree2, maxzeros, nzerosIV) ;
MARKTIME(t2) ;
cpus[3] = t2 - t1 ;
fprintf(msgFile, "\n CPU %9.5f : merge all children", t2 - t1) ;
nfronts[3] = ETree_nfront(etree3) ;
nfind[3] = ETree_nFactorIndices(etree3) ;
nzf[3] = ETree_nFactorEntries(etree3, SPOOLES_SYMMETRIC) ;
ops[3] = ETree_nFactorOps(etree3, SPOOLES_REAL, SPOOLES_SYMMETRIC) ;
fprintf(msgFile,
"\n merge all : %8d fronts, %8d indices, %8d |L|, %12.0f ops",
nfronts[3], nfind[3], nzf[3], ops[3]) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n front tree after second merge") ;
ETree_writeForHumanEye(etree2, msgFile) ;
}
fprintf(msgFile, "\n IV_sum(nzerosIV) = %d, IV_max(nzerosIV) = %d",
IV_sum(nzerosIV), IV_max(nzerosIV)) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n nzerosIV") ;
IV_writeForHumanEye(nzerosIV, msgFile) ;
fflush(msgFile) ;
}
ETree_writeToFile(etree3,
"/local1/cleve/ARPA/matrices/R3D13824/nd3.etreef") ;
/*
--------------------------
try to absorb any children
--------------------------
*/
MARKTIME(t1) ;
etree4 = ETree_mergeFrontsAny(etree3, maxzeros, nzerosIV) ;
MARKTIME(t2) ;
cpus[4] = t2 - t1 ;
fprintf(msgFile, "\n CPU %9.5f : merge any child", t2 - t1) ;
nfronts[4] = ETree_nfront(etree4) ;
nfind[4] = ETree_nFactorIndices(etree4) ;
nzf[4] = ETree_nFactorEntries(etree4, SPOOLES_SYMMETRIC) ;
ops[4] = ETree_nFactorOps(etree4, SPOOLES_REAL, SPOOLES_SYMMETRIC) ;
fprintf(msgFile,
"\n merge any : %8d fronts, %8d indices, %8d |L|, %12.0f ops",
nfronts[4], nfind[4], nzf[4], ops[4]) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n front tree after second merge") ;
ETree_writeForHumanEye(etree4, msgFile) ;
}
fprintf(msgFile, "\n IV_sum(nzerosIV) = %d, IV_max(nzerosIV) = %d",
IV_sum(nzerosIV), IV_max(nzerosIV)) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n nzerosIV") ;
IV_writeForHumanEye(nzerosIV, msgFile) ;
fflush(msgFile) ;
}
ETree_writeToFile(etree4,
"/local1/cleve/ARPA/matrices/R3D13824/nd4.etreef") ;
/*
--------------------
split the front tree
--------------------
*/
MARKTIME(t1) ;
etree5 = ETree_splitFronts(etree4, graph->vwghts, maxsize, 0) ;
MARKTIME(t2) ;
cpus[5] = t2 - t1 ;
fprintf(msgFile, "\n CPU %9.5f : split fronts", t2 - t1) ;
nfronts[5] = ETree_nfront(etree5) ;
nfind[5] = ETree_nFactorIndices(etree5) ;
nzf[5] = ETree_nFactorEntries(etree5, SPOOLES_SYMMETRIC) ;
ops[5] = ETree_nFactorOps(etree5, SPOOLES_REAL, SPOOLES_SYMMETRIC) ;
fprintf(msgFile,
"\n split : %8d fronts, %8d indices, %8d |L|, %12.0f ops",
nfronts[5], nfind[5], nzf[5], ops[5]) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n front tree after split") ;
ETree_writeForHumanEye(etree5, msgFile) ;
}
/*
----------------------------------------
create the symbolic factorization object
----------------------------------------
*/
MARKTIME(t1) ;
symbfacIVL = SymbFac_initFromGraph(etree5, graph) ;
MARKTIME(t2) ;
cpus[6] = t2 - t1 ;
fprintf(msgFile, "\n CPU %9.5f : symbolic factorization", t2 - t1) ;
nfronts[6] = ETree_nfront(etree5) ;
nfind[6] = ETree_nFactorIndices(etree5) ;
nzf[6] = ETree_nFactorEntries(etree5, SPOOLES_SYMMETRIC) ;
ops[6] = ETree_nFactorOps(etree5, SPOOLES_REAL, SPOOLES_SYMMETRIC) ;
fprintf(msgFile,
"\n final : %8d fronts, %8d indices, %8d |L|, %12.0f ops",
nfronts[6], nfind[6], nzf[6], ops[6]) ;
if ( msglvl > 2 ) {
fprintf(msgFile, "\n\n after symbolic factorization") ;
ETree_writeForHumanEye(etree5, msgFile) ;
fprintf(msgFile, "\n\n after symbolic factorization") ;
IVL_writeForHumanEye(symbfacIVL, msgFile) ;
}
fprintf(msgFile, "\n\n"
"\n CPU #fronts #indices #entries #ops"
"\n original : %8d %8d %8d %12.0f "
"\n fs tree : %8.3f %8d %8d %8d %12.0f "
"\n merge one : %8.3f %8d %8d %8d %12.0f "
"\n merge all : %8.3f %8d %8d %8d %12.0f "
"\n merge any : %8.3f %8d %8d %8d %12.0f "
"\n split : %8.3f %8d %8d %8d %12.0f "
"\n final : %8.3f %8d %8d %8d %12.0f ",
nfronts[0], nfind[0], nzf[0], ops[0],
cpus[1], nfronts[1], nfind[1], nzf[1], ops[1],
cpus[2], nfronts[2], nfind[2], nzf[2], ops[2],
cpus[3], nfronts[3], nfind[3], nzf[3], ops[3],
cpus[4], nfronts[4], nfind[4], nzf[4], ops[4],
cpus[5], nfronts[5], nfind[5], nzf[5], ops[5],
cpus[6], nfronts[6], nfind[6], nzf[6], ops[6]) ;
ETree_writeToFile(etree5,
"/local1/cleve/ARPA/matrices/R3D13824/nd5.etreef") ;
/*
--------------------------
write out the ETree object
--------------------------
*/
if ( strcmp(outETreeFileName, "none") != 0 ) {
MARKTIME(t1) ;
rc = ETree_writeToFile(etree5, outETreeFileName) ;
MARKTIME(t2) ;
fprintf(msgFile, "\n CPU %9.5f : write etree to file %s",
t2 - t1, outETreeFileName) ;
}
if ( rc != 1 ) {
fprintf(msgFile, "\n return value %d from ETree_writeToFile(%p,%s)",
rc, etree5, outETreeFileName) ;
}
/*
----------------------
free the ETree objects
----------------------
*/
/*
ETree_free(etree0) ;
ETree_free(etree1) ;
ETree_free(etree2) ;
ETree_free(etree3) ;
ETree_free(etree4) ;
ETree_free(etree5) ;
*/
Graph_free(graph) ;
IVL_free(symbfacIVL) ;
IV_free(nzerosIV) ;
fprintf(msgFile, "\n") ;
fclose(msgFile) ;
return(1) ; }
/*--------------------------------------------------------------------*/
|
