152 SUBROUTINE cdrvhe( DOTYPE, NN, NVAL, NRHS, THRESH, TSTERR, NMAX,
153 $ a, afac, ainv,
b, x, xact, work, rwork, iwork,
163 INTEGER nmax, nn, nout, nrhs
168 INTEGER iwork( * ), nval( * )
170 COMPLEX a( * ), afac( * ), ainv( * ),
b( * ),
171 $ work( * ), x( * ), xact( * )
178 parameter( one = 1.0e+0, zero = 0.0e+0 )
179 INTEGER ntypes, ntests
180 parameter( ntypes = 10, ntests = 6 )
182 parameter( nfact = 2 )
186 CHARACTER dist, fact, type, uplo, xtype
188 INTEGER i, i1, i2, ifact, imat, in, info, ioff, iuplo,
189 $ izero,
j, k, k1, kl, ku, lda, lwork, mode, n,
190 $ nb, nbmin, nerrs, nfail, nimat, nrun, nt
191 REAL ainvnm, anorm, cndnum, rcond, rcondc
194 CHARACTER facts( nfact ), uplos( 2 )
195 INTEGER iseed( 4 ), iseedy( 4 )
196 REAL result( ntests )
214 COMMON / infoc / infot, nunit, ok, lerr
215 COMMON / srnamc / srnamt
218 INTRINSIC cmplx, max, min
221 DATA iseedy / 1988, 1989, 1990, 1991 /
222 DATA uplos /
'U',
'L' / , facts /
'F',
'N' /
228 path( 1: 1 ) =
'Complex precision'
234 iseed( i ) = iseedy( i )
236 lwork = max( 2*nmax, nmax*nrhs )
241 $ CALL
cerrvx( path, nout )
261 DO 170 imat = 1, nimat
265 IF( .NOT.dotype( imat ) )
270 zerot = imat.GE.3 .AND. imat.LE.6
271 IF( zerot .AND. n.LT.imat-2 )
277 uplo = uplos( iuplo )
282 CALL
clatb4( path, imat, n, n, type, kl, ku, anorm, mode,
286 CALL
clatms( n, n, dist, iseed, type, rwork, mode,
287 $ cndnum, anorm, kl, ku, uplo, a, lda, work,
293 CALL
alaerh( path,
'CLATMS', info, 0, uplo, n, n, -1,
294 $ -1, -1, imat, nfail, nerrs, nout )
304 ELSE IF( imat.EQ.4 )
THEN
314 IF( iuplo.EQ.1 )
THEN
315 ioff = ( izero-1 )*lda
316 DO 20 i = 1, izero - 1
326 DO 40 i = 1, izero - 1
337 IF( iuplo.EQ.1 )
THEN
367 CALL
claipd( n, a, lda+1, 0 )
369 DO 150 ifact = 1, nfact
373 fact = facts( ifact )
383 ELSE IF( ifact.EQ.1 )
THEN
387 anorm =
clanhe(
'1', uplo, n, a, lda, rwork )
391 CALL
clacpy( uplo, n, n, a, lda, afac, lda )
392 CALL
chetrf( uplo, n, afac, lda, iwork, work,
397 CALL
clacpy( uplo, n, n, afac, lda, ainv, lda )
398 lwork = (n+nb+1)*(nb+3)
399 CALL
chetri2( uplo, n, ainv, lda, iwork, work,
401 ainvnm =
clanhe(
'1', uplo, n, ainv, lda, rwork )
405 IF( anorm.LE.zero .OR. ainvnm.LE.zero )
THEN
408 rcondc = ( one / anorm ) / ainvnm
415 CALL
clarhs( path, xtype, uplo,
' ', n, n, kl, ku,
416 $ nrhs, a, lda, xact, lda,
b, lda, iseed,
422 IF( ifact.EQ.2 )
THEN
423 CALL
clacpy( uplo, n, n, a, lda, afac, lda )
424 CALL
clacpy(
'Full', n, nrhs,
b, lda, x, lda )
429 CALL
chesv( uplo, n, nrhs, afac, lda, iwork, x,
430 $ lda, work, lwork, info )
438 IF( iwork( k ).LT.0 )
THEN
439 IF( iwork( k ).NE.-k )
THEN
443 ELSE IF( iwork( k ).NE.k )
THEN
452 CALL
alaerh( path,
'CHESV ', info, k, uplo, n,
453 $ n, -1, -1, nrhs, imat, nfail,
456 ELSE IF( info.NE.0 )
THEN
463 CALL
chet01( uplo, n, a, lda, afac, lda, iwork,
464 $ ainv, lda, rwork, result( 1 ) )
468 CALL
clacpy(
'Full', n, nrhs,
b, lda, work, lda )
469 CALL
cpot02( uplo, n, nrhs, a, lda, x, lda, work,
470 $ lda, rwork, result( 2 ) )
474 CALL
cget04( n, nrhs, x, lda, xact, lda, rcondc,
482 IF( result( k ).GE.thresh )
THEN
483 IF( nfail.EQ.0 .AND. nerrs.EQ.0 )
484 $ CALL
aladhd( nout, path )
485 WRITE( nout, fmt = 9999 )
'CHESV ', uplo, n,
486 $ imat, k, result( k )
497 $ CALL
claset( uplo, n, n, cmplx( zero ),
498 $ cmplx( zero ), afac, lda )
499 CALL
claset(
'Full', n, nrhs, cmplx( zero ),
500 $ cmplx( zero ), x, lda )
506 CALL
chesvx( fact, uplo, n, nrhs, a, lda, afac, lda,
507 $ iwork,
b, lda, x, lda, rcond, rwork,
508 $ rwork( nrhs+1 ), work, lwork,
509 $ rwork( 2*nrhs+1 ), info )
517 IF( iwork( k ).LT.0 )
THEN
518 IF( iwork( k ).NE.-k )
THEN
522 ELSE IF( iwork( k ).NE.k )
THEN
531 CALL
alaerh( path,
'CHESVX', info, k, fact // uplo,
532 $ n, n, -1, -1, nrhs, imat, nfail,
538 IF( ifact.GE.2 )
THEN
543 CALL
chet01( uplo, n, a, lda, afac, lda, iwork,
544 $ ainv, lda, rwork( 2*nrhs+1 ),
553 CALL
clacpy(
'Full', n, nrhs,
b, lda, work, lda )
554 CALL
cpot02( uplo, n, nrhs, a, lda, x, lda, work,
555 $ lda, rwork( 2*nrhs+1 ), result( 2 ) )
559 CALL
cget04( n, nrhs, x, lda, xact, lda, rcondc,
564 CALL
cpot05( uplo, n, nrhs, a, lda,
b, lda, x, lda,
565 $ xact, lda, rwork, rwork( nrhs+1 ),
574 result( 6 ) =
sget06( rcond, rcondc )
580 IF( result( k ).GE.thresh )
THEN
581 IF( nfail.EQ.0 .AND. nerrs.EQ.0 )
582 $ CALL
aladhd( nout, path )
583 WRITE( nout, fmt = 9998 )
'CHESVX', fact, uplo,
584 $ n, imat, k, result( k )
598 CALL
alasvm( path, nout, nfail, nrun, nerrs )
600 9999
FORMAT( 1x, a,
', UPLO=''', a1,
''', N =', i5,
', type ', i2,
601 $
', test ', i2,
', ratio =', g12.5 )
602 9998
FORMAT( 1x, a,
', FACT=''', a1,
''', UPLO=''', a1,
''', N =', i5,
603 $
', type ', i2,
', test ', i2,
', ratio =', g12.5 )