diff options
Diffstat (limited to 'SRC/zgesvd.f')
| -rw-r--r-- | SRC/zgesvd.f | 97 |
1 files changed, 49 insertions, 48 deletions
diff --git a/SRC/zgesvd.f b/SRC/zgesvd.f index b3fd8e37..6877f559 100644 --- a/SRC/zgesvd.f +++ b/SRC/zgesvd.f @@ -321,24 +321,24 @@ * MNTHR = ILAENV( 6, 'ZGESVD', JOBU // JOBVT, M, N, 0, 0 ) * Compute space needed for ZGEQRF - CALL ZGEQRF( M, N, A, LDA, DUM(1), DUM(1), -1, IERR ) - LWORK_ZGEQRF=DUM(1) + CALL ZGEQRF( M, N, A, LDA, CDUM(1), CDUM(1), -1, IERR ) + LWORK_ZGEQRF=CDUM(1) * Compute space needed for ZUNGQR - CALL ZUNGQR( M, N, N, A, LDA, DUM(1), DUM(1), -1, IERR ) - LWORK_ZUNGQR_N=DUM(1) - CALL ZUNGQR( M, M, N, A, LDA, DUM(1), DUM(1), -1, IERR ) - LWORK_ZUNGQR_M=DUM(1) + CALL ZUNGQR( M, N, N, A, LDA, CDUM(1), CDUM(1), -1, IERR ) + LWORK_ZUNGQR_N=CDUM(1) + CALL ZUNGQR( M, M, N, A, LDA, CDUM(1), CDUM(1), -1, IERR ) + LWORK_ZUNGQR_M=CDUM(1) * Compute space needed for ZGEBRD - CALL ZGEBRD( N, N, A, LDA, S, DUM(1), DUM(1), - $ DUM(1), DUM(1), -1, IERR ) - LWORK_ZGEBRD=DUM(1) + CALL ZGEBRD( N, N, A, LDA, S, DUM(1), CDUM(1), + $ CDUM(1), CDUM(1), -1, IERR ) + LWORK_ZGEBRD=CDUM(1) * Compute space needed for ZUNGBR - CALL ZUNGBR( 'P', N, N, N, A, LDA, DUM(1), - $ DUM(1), -1, IERR ) - LWORK_ZUNGBR_P=DUM(1) - CALL ZUNGBR( 'Q', N, N, N, A, LDA, DUM(1), - $ DUM(1), -1, IERR ) - LWORK_ZUNGBR_Q=DUM(1) + CALL ZUNGBR( 'P', N, N, N, A, LDA, CDUM(1), + $ CDUM(1), -1, IERR ) + LWORK_ZUNGBR_P=CDUM(1) + CALL ZUNGBR( 'Q', N, N, N, A, LDA, CDUM(1), + $ CDUM(1), -1, IERR ) + LWORK_ZUNGBR_Q=CDUM(1) * IF( M.GE.MNTHR ) THEN IF( WNTUN ) THEN @@ -443,20 +443,20 @@ * * Path 10 (M at least N, but not much larger) * - CALL ZGEBRD( M, N, A, LDA, S, DUM(1), DUM(1), - $ DUM(1), DUM(1), -1, IERR ) - LWORK_ZGEBRD=DUM(1) + CALL ZGEBRD( M, N, A, LDA, S, DUM(1), CDUM(1), + $ CDUM(1), CDUM(1), -1, IERR ) + LWORK_ZGEBRD=CDUM(1) MAXWRK = 2*N + LWORK_ZGEBRD IF( WNTUS .OR. WNTUO ) THEN - CALL ZUNGBR( 'Q', M, N, N, A, LDA, DUM(1), - $ DUM(1), -1, IERR ) - LWORK_ZUNGBR_Q=DUM(1) + CALL ZUNGBR( 'Q', M, N, N, A, LDA, CDUM(1), + $ CDUM(1), -1, IERR ) + LWORK_ZUNGBR_Q=CDUM(1) MAXWRK = MAX( MAXWRK, 2*N+LWORK_ZUNGBR_Q ) END IF IF( WNTUA ) THEN - CALL ZUNGBR( 'Q', M, M, N, A, LDA, DUM(1), - $ DUM(1), -1, IERR ) - LWORK_ZUNGBR_Q=DUM(1) + CALL ZUNGBR( 'Q', M, M, N, A, LDA, CDUM(1), + $ CDUM(1), -1, IERR ) + LWORK_ZUNGBR_Q=CDUM(1) MAXWRK = MAX( MAXWRK, 2*N+LWORK_ZUNGBR_Q ) END IF IF( .NOT.WNTVN ) THEN @@ -470,25 +470,26 @@ * MNTHR = ILAENV( 6, 'ZGESVD', JOBU // JOBVT, M, N, 0, 0 ) * Compute space needed for ZGELQF - CALL ZGELQF( M, N, A, LDA, DUM(1), DUM(1), -1, IERR ) - LWORK_ZGELQF=DUM(1) + CALL ZGELQF( M, N, A, LDA, CDUM(1), CDUM(1), -1, IERR ) + LWORK_ZGELQF=CDUM(1) * Compute space needed for ZUNGLQ - CALL ZUNGLQ( N, N, M, DUM(1), N, DUM(1), DUM(1), -1, IERR ) - LWORK_ZUNGLQ_N=DUM(1) - CALL ZUNGLQ( M, N, M, A, LDA, DUM(1), DUM(1), -1, IERR ) - LWORK_ZUNGLQ_M=DUM(1) + CALL ZUNGLQ( N, N, M, CDUM(1), N, CDUM(1), CDUM(1), -1, + $ IERR ) + LWORK_ZUNGLQ_N=CDUM(1) + CALL ZUNGLQ( M, N, M, A, LDA, CDUM(1), CDUM(1), -1, IERR ) + LWORK_ZUNGLQ_M=CDUM(1) * Compute space needed for ZGEBRD - CALL ZGEBRD( M, M, A, LDA, S, DUM(1), DUM(1), - $ DUM(1), DUM(1), -1, IERR ) - LWORK_ZGEBRD=DUM(1) + CALL ZGEBRD( M, M, A, LDA, S, DUM(1), CDUM(1), + $ CDUM(1), CDUM(1), -1, IERR ) + LWORK_ZGEBRD=CDUM(1) * Compute space needed for ZUNGBR P - CALL ZUNGBR( 'P', M, M, M, A, N, DUM(1), - $ DUM(1), -1, IERR ) - LWORK_ZUNGBR_P=DUM(1) + CALL ZUNGBR( 'P', M, M, M, A, N, CDUM(1), + $ CDUM(1), -1, IERR ) + LWORK_ZUNGBR_P=CDUM(1) * Compute space needed for ZUNGBR Q - CALL ZUNGBR( 'Q', M, M, M, A, N, DUM(1), - $ DUM(1), -1, IERR ) - LWORK_ZUNGBR_Q=DUM(1) + CALL ZUNGBR( 'Q', M, M, M, A, N, CDUM(1), + $ CDUM(1), -1, IERR ) + LWORK_ZUNGBR_Q=CDUM(1) IF( N.GE.MNTHR ) THEN IF( WNTVN ) THEN * @@ -592,21 +593,21 @@ * * Path 10t(N greater than M, but not much larger) * - CALL ZGEBRD( M, N, A, LDA, S, DUM(1), DUM(1), - $ DUM(1), DUM(1), -1, IERR ) - LWORK_ZGEBRD=DUM(1) + CALL ZGEBRD( M, N, A, LDA, S, DUM(1), CDUM(1), + $ CDUM(1), CDUM(1), -1, IERR ) + LWORK_ZGEBRD=CDUM(1) MAXWRK = 2*M + LWORK_ZGEBRD IF( WNTVS .OR. WNTVO ) THEN * Compute space needed for ZUNGBR P - CALL ZUNGBR( 'P', M, N, M, A, N, DUM(1), - $ DUM(1), -1, IERR ) - LWORK_ZUNGBR_P=DUM(1) + CALL ZUNGBR( 'P', M, N, M, A, N, CDUM(1), + $ CDUM(1), -1, IERR ) + LWORK_ZUNGBR_P=CDUM(1) MAXWRK = MAX( MAXWRK, 2*M+LWORK_ZUNGBR_P ) END IF IF( WNTVA ) THEN - CALL ZUNGBR( 'P', N, N, M, A, N, DUM(1), - $ DUM(1), -1, IERR ) - LWORK_ZUNGBR_P=DUM(1) + CALL ZUNGBR( 'P', N, N, M, A, N, CDUM(1), + $ CDUM(1), -1, IERR ) + LWORK_ZUNGBR_P=CDUM(1) MAXWRK = MAX( MAXWRK, 2*M+LWORK_ZUNGBR_P ) END IF IF( .NOT.WNTUN ) THEN |