/* Subroutine */ int stbcon_(char *norm, char *uplo, char *diag, integer *n, integer *kd, real *ab, integer *ldab, real *rcond, real *work, integer *iwork, integer *info) { /* System generated locals */ integer ab_dim1, ab_offset, i__1; real r__1; /* Local variables */ integer ix, kase, kase1; real scale; extern logical lsame_(char *, char *); integer isave[3]; real anorm; extern /* Subroutine */ int srscl_(integer *, real *, real *, integer *); logical upper; real xnorm; extern /* Subroutine */ int slacn2_(integer *, real *, real *, integer *, real *, integer *, integer *); extern doublereal slamch_(char *); extern /* Subroutine */ int xerbla_(char *, integer *); extern integer isamax_(integer *, real *, integer *); extern doublereal slantb_(char *, char *, char *, integer *, integer *, real *, integer *, real *); real ainvnm; extern /* Subroutine */ int slatbs_(char *, char *, char *, char *, integer *, integer *, real *, integer *, real *, real *, real *, integer *); logical onenrm; char normin[1]; real smlnum; logical nounit; /* -- LAPACK routine (version 3.2) -- */ /* Univ. of Tennessee, Univ. of California Berkeley and NAG Ltd.. */ /* November 2006 */ /* Modified to call SLACN2 in place of SLACON, 7 Feb 03, SJH. */ /* .. Scalar Arguments .. */ /* .. */ /* .. Array Arguments .. */ /* .. */ /* Purpose */ /* ======= */ /* STBCON estimates the reciprocal of the condition number of a */ /* triangular band matrix A, in either the 1-norm or the infinity-norm. */ /* The norm of A is computed and an estimate is obtained for */ /* norm(inv(A)), then the reciprocal of the condition number is */ /* computed as */ /* RCOND = 1 / ( norm(A) * norm(inv(A)) ). */ /* Arguments */ /* ========= */ /* NORM (input) CHARACTER*1 */ /* Specifies whether the 1-norm condition number or the */ /* infinity-norm condition number is required: */ /* = '1' or 'O': 1-norm; */ /* = 'I': Infinity-norm. */ /* UPLO (input) CHARACTER*1 */ /* = 'U': A is upper triangular; */ /* = 'L': A is lower triangular. */ /* DIAG (input) CHARACTER*1 */ /* = 'N': A is non-unit triangular; */ /* = 'U': A is unit triangular. */ /* N (input) INTEGER */ /* The order of the matrix A. N >= 0. */ /* KD (input) INTEGER */ /* The number of superdiagonals or subdiagonals of the */ /* triangular band matrix A. KD >= 0. */ /* AB (input) REAL array, dimension (LDAB,N) */ /* The upper or lower triangular band matrix A, stored in the */ /* first kd+1 rows of the array. The j-th column of A is stored */ /* in the j-th column of the array AB as follows: */ /* if UPLO = 'U', AB(kd+1+i-j,j) = A(i,j) for max(1,j-kd)<=i<=j; */ /* if UPLO = 'L', AB(1+i-j,j) = A(i,j) for j<=i<=min(n,j+kd). */ /* If DIAG = 'U', the diagonal elements of A are not referenced */ /* and are assumed to be 1. */ /* LDAB (input) INTEGER */ /* The leading dimension of the array AB. LDAB >= KD+1. */ /* RCOND (output) REAL */ /* The reciprocal of the condition number of the matrix A, */ /* computed as RCOND = 1/(norm(A) * norm(inv(A))). */ /* WORK (workspace) REAL array, dimension (3*N) */ /* IWORK (workspace) INTEGER array, dimension (N) */ /* INFO (output) INTEGER */ /* = 0: successful exit */ /* < 0: if INFO = -i, the i-th argument had an illegal value */ /* ===================================================================== */ /* .. Parameters .. */ /* .. */ /* .. Local Scalars .. */ /* .. */ /* .. Local Arrays .. */ /* .. */ /* .. External Functions .. */ /* .. */ /* .. External Subroutines .. */ /* .. */ /* .. Intrinsic Functions .. */ /* .. */ /* .. Executable Statements .. */ /* Test the input parameters. */ /* Parameter adjustments */ ab_dim1 = *ldab; ab_offset = 1 + ab_dim1; ab -= ab_offset; --work; --iwork; /* Function Body */ *info = 0; upper = lsame_(uplo, "U"); onenrm = *(unsigned char *)norm == '1' || lsame_(norm, "O"); nounit = lsame_(diag, "N"); if (! onenrm && ! lsame_(norm, "I")) { *info = -1; } else if (! upper && ! lsame_(uplo, "L")) { *info = -2; } else if (! nounit && ! lsame_(diag, "U")) { *info = -3; } else if (*n < 0) { *info = -4; } else if (*kd < 0) { *info = -5; } else if (*ldab < *kd + 1) { *info = -7; } if (*info != 0) { i__1 = -(*info); xerbla_("STBCON", &i__1); return 0; } /* Quick return if possible */ if (*n == 0) { *rcond = 1.f; return 0; } *rcond = 0.f; smlnum = slamch_("Safe minimum") * (real) max(1,*n); /* Compute the norm of the triangular matrix A. */ anorm = slantb_(norm, uplo, diag, n, kd, &ab[ab_offset], ldab, &work[1]); /* Continue only if ANORM > 0. */ if (anorm > 0.f) { /* Estimate the norm of the inverse of A. */ ainvnm = 0.f; *(unsigned char *)normin = 'N'; if (onenrm) { kase1 = 1; } else { kase1 = 2; } kase = 0; L10: slacn2_(n, &work[*n + 1], &work[1], &iwork[1], &ainvnm, &kase, isave); if (kase != 0) { if (kase == kase1) { /* Multiply by inv(A). */ slatbs_(uplo, "No transpose", diag, normin, n, kd, &ab[ ab_offset], ldab, &work[1], &scale, &work[(*n << 1) + 1], info) ; } else { /* Multiply by inv(A'). */ slatbs_(uplo, "Transpose", diag, normin, n, kd, &ab[ab_offset] , ldab, &work[1], &scale, &work[(*n << 1) + 1], info); } *(unsigned char *)normin = 'Y'; /* Multiply by 1/SCALE if doing so will not cause overflow. */ if (scale != 1.f) { ix = isamax_(n, &work[1], &c__1); xnorm = (r__1 = work[ix], dabs(r__1)); if (scale < xnorm * smlnum || scale == 0.f) { goto L20; } srscl_(n, &scale, &work[1], &c__1); } goto L10; } /* Compute the estimate of the reciprocal condition number. */ if (ainvnm != 0.f) { *rcond = 1.f / anorm / ainvnm; } } L20: return 0; /* End of STBCON */ } /* stbcon_ */
/* Subroutine */ int spbcon_(char *uplo, integer *n, integer *kd, real *ab, integer *ldab, real *anorm, real *rcond, real *work, integer *iwork, integer *info) { /* -- LAPACK routine (version 3.0) -- Univ. of Tennessee, Univ. of California Berkeley, NAG Ltd., Courant Institute, Argonne National Lab, and Rice University September 30, 1994 Purpose ======= SPBCON estimates the reciprocal of the condition number (in the 1-norm) of a real symmetric positive definite band matrix using the Cholesky factorization A = U**T*U or A = L*L**T computed by SPBTRF. An estimate is obtained for norm(inv(A)), and the reciprocal of the condition number is computed as RCOND = 1 / (ANORM * norm(inv(A))). Arguments ========= UPLO (input) CHARACTER*1 = 'U': Upper triangular factor stored in AB; = 'L': Lower triangular factor stored in AB. N (input) INTEGER The order of the matrix A. N >= 0. KD (input) INTEGER The number of superdiagonals of the matrix A if UPLO = 'U', or the number of subdiagonals if UPLO = 'L'. KD >= 0. AB (input) REAL array, dimension (LDAB,N) The triangular factor U or L from the Cholesky factorization A = U**T*U or A = L*L**T of the band matrix A, stored in the first KD+1 rows of the array. The j-th column of U or L is stored in the j-th column of the array AB as follows: if UPLO ='U', AB(kd+1+i-j,j) = U(i,j) for max(1,j-kd)<=i<=j; if UPLO ='L', AB(1+i-j,j) = L(i,j) for j<=i<=min(n,j+kd). LDAB (input) INTEGER The leading dimension of the array AB. LDAB >= KD+1. ANORM (input) REAL The 1-norm (or infinity-norm) of the symmetric band matrix A. RCOND (output) REAL The reciprocal of the condition number of the matrix A, computed as RCOND = 1/(ANORM * AINVNM), where AINVNM is an estimate of the 1-norm of inv(A) computed in this routine. WORK (workspace) REAL array, dimension (3*N) IWORK (workspace) INTEGER array, dimension (N) INFO (output) INTEGER = 0: successful exit < 0: if INFO = -i, the i-th argument had an illegal value ===================================================================== Test the input parameters. Parameter adjustments */ /* Table of constant values */ static integer c__1 = 1; /* System generated locals */ integer ab_dim1, ab_offset, i__1; real r__1; /* Local variables */ static integer kase; static real scale; extern logical lsame_(char *, char *); extern /* Subroutine */ int srscl_(integer *, real *, real *, integer *); static logical upper; static integer ix; static real scalel; extern doublereal slamch_(char *); static real scaleu; extern /* Subroutine */ int xerbla_(char *, integer *), slacon_( integer *, real *, real *, integer *, real *, integer *); extern integer isamax_(integer *, real *, integer *); static real ainvnm; extern /* Subroutine */ int slatbs_(char *, char *, char *, char *, integer *, integer *, real *, integer *, real *, real *, real *, integer *); static char normin[1]; static real smlnum; ab_dim1 = *ldab; ab_offset = 1 + ab_dim1 * 1; ab -= ab_offset; --work; --iwork; /* Function Body */ *info = 0; upper = lsame_(uplo, "U"); if (! upper && ! lsame_(uplo, "L")) { *info = -1; } else if (*n < 0) { *info = -2; } else if (*kd < 0) { *info = -3; } else if (*ldab < *kd + 1) { *info = -5; } else if (*anorm < 0.f) { *info = -6; } if (*info != 0) { i__1 = -(*info); xerbla_("SPBCON", &i__1); return 0; } /* Quick return if possible */ *rcond = 0.f; if (*n == 0) { *rcond = 1.f; return 0; } else if (*anorm == 0.f) { return 0; } smlnum = slamch_("Safe minimum"); /* Estimate the 1-norm of the inverse. */ kase = 0; *(unsigned char *)normin = 'N'; L10: slacon_(n, &work[*n + 1], &work[1], &iwork[1], &ainvnm, &kase); if (kase != 0) { if (upper) { /* Multiply by inv(U'). */ slatbs_("Upper", "Transpose", "Non-unit", normin, n, kd, &ab[ ab_offset], ldab, &work[1], &scalel, &work[(*n << 1) + 1], info); *(unsigned char *)normin = 'Y'; /* Multiply by inv(U). */ slatbs_("Upper", "No transpose", "Non-unit", normin, n, kd, &ab[ ab_offset], ldab, &work[1], &scaleu, &work[(*n << 1) + 1], info); } else { /* Multiply by inv(L). */ slatbs_("Lower", "No transpose", "Non-unit", normin, n, kd, &ab[ ab_offset], ldab, &work[1], &scalel, &work[(*n << 1) + 1], info); *(unsigned char *)normin = 'Y'; /* Multiply by inv(L'). */ slatbs_("Lower", "Transpose", "Non-unit", normin, n, kd, &ab[ ab_offset], ldab, &work[1], &scaleu, &work[(*n << 1) + 1], info); } /* Multiply by 1/SCALE if doing so will not cause overflow. */ scale = scalel * scaleu; if (scale != 1.f) { ix = isamax_(n, &work[1], &c__1); if (scale < (r__1 = work[ix], dabs(r__1)) * smlnum || scale == 0.f) { goto L20; } srscl_(n, &scale, &work[1], &c__1); } goto L10; } /* Compute the estimate of the reciprocal condition number. */ if (ainvnm != 0.f) { *rcond = 1.f / ainvnm / *anorm; } L20: return 0; /* End of SPBCON */ } /* spbcon_ */
/* Subroutine */ int serrtr_(char *path, integer *nunit) { /* Builtin functions */ integer s_wsle(cilist *), e_wsle(void); /* Subroutine */ int s_copy(char *, char *, ftnlen, ftnlen); /* Local variables */ real a[4] /* was [2][2] */, b[2], w[2], x[2]; char c2[2]; real r1[2], r2[2]; integer iw[2], info; real scale, rcond; extern /* Subroutine */ int strti2_(char *, char *, integer *, real *, integer *, integer *), alaesm_(char *, logical *, integer *); extern logical lsamen_(integer *, char *, char *); extern /* Subroutine */ int chkxer_(char *, integer *, integer *, logical *, logical *), slatbs_(char *, char *, char *, char *, integer *, integer *, real *, integer *, real *, real *, real *, integer *), stbcon_(char *, char * , char *, integer *, integer *, real *, integer *, real *, real *, integer *, integer *), stbrfs_(char *, char *, char *, integer *, integer *, integer *, real *, integer * , real *, integer *, real *, integer *, real *, real *, real *, integer *, integer *), slatps_(char *, char *, char *, char *, integer *, real *, real *, real *, real *, integer *), stpcon_(char *, char *, char *, integer *, real *, real *, real *, integer *, integer * ), slatrs_(char *, char *, char *, char *, integer *, real *, integer *, real *, real *, real *, integer *), strcon_(char *, char *, char *, integer *, real *, integer *, real *, real *, integer *, integer * ), stbtrs_(char *, char *, char *, integer *, integer *, integer *, real *, integer *, real *, integer *, integer *), stprfs_(char *, char *, char *, integer *, integer *, real *, real *, integer *, real *, integer *, real *, real *, real *, integer *, integer *), strrfs_(char *, char *, char *, integer * , integer *, real *, integer *, real *, integer *, real *, integer *, real *, real *, real *, integer *, integer *), stptri_(char *, char *, integer *, real *, integer *), strtri_(char *, char *, integer *, real *, integer *, integer *), stptrs_(char *, char *, char *, integer *, integer *, real *, real *, integer *, integer *), strtrs_(char *, char *, char * , integer *, integer *, real *, integer *, real *, integer *, integer *); /* Fortran I/O blocks */ static cilist io___1 = { 0, 0, 0, 0, 0 }; /* -- LAPACK test routine (version 3.1) -- */ /* Univ. of Tennessee, Univ. of California Berkeley and NAG Ltd.. */ /* November 2006 */ /* .. Scalar Arguments .. */ /* .. */ /* Purpose */ /* ======= */ /* SERRTR tests the error exits for the REAL triangular */ /* routines. */ /* Arguments */ /* ========= */ /* PATH (input) CHARACTER*3 */ /* The LAPACK path name for the routines to be tested. */ /* NUNIT (input) INTEGER */ /* The unit number for output. */ /* ===================================================================== */ /* .. Parameters .. */ /* .. */ /* .. Local Scalars .. */ /* .. */ /* .. Local Arrays .. */ /* .. */ /* .. External Functions .. */ /* .. */ /* .. External Subroutines .. */ /* .. */ /* .. Scalars in Common .. */ /* .. */ /* .. Common blocks .. */ /* .. */ /* .. Executable Statements .. */ infoc_1.nout = *nunit; io___1.ciunit = infoc_1.nout; s_wsle(&io___1); e_wsle(); s_copy(c2, path + 1, (ftnlen)2, (ftnlen)2); a[0] = 1.f; a[2] = 2.f; a[3] = 3.f; a[1] = 4.f; infoc_1.ok = TRUE_; if (lsamen_(&c__2, c2, "TR")) { /* Test error exits for the general triangular routines. */ /* STRTRI */ s_copy(srnamc_1.srnamt, "STRTRI", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; strtri_("/", "N", &c__0, a, &c__1, &info); chkxer_("STRTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; strtri_("U", "/", &c__0, a, &c__1, &info); chkxer_("STRTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; strtri_("U", "N", &c_n1, a, &c__1, &info); chkxer_("STRTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 5; strtri_("U", "N", &c__2, a, &c__1, &info); chkxer_("STRTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); /* STRTI2 */ s_copy(srnamc_1.srnamt, "STRTI2", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; strti2_("/", "N", &c__0, a, &c__1, &info); chkxer_("STRTI2", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; strti2_("U", "/", &c__0, a, &c__1, &info); chkxer_("STRTI2", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; strti2_("U", "N", &c_n1, a, &c__1, &info); chkxer_("STRTI2", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 5; strti2_("U", "N", &c__2, a, &c__1, &info); chkxer_("STRTI2", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); /* STRTRS */ s_copy(srnamc_1.srnamt, "STRTRS", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; strtrs_("/", "N", "N", &c__0, &c__0, a, &c__1, x, &c__1, &info); chkxer_("STRTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; strtrs_("U", "/", "N", &c__0, &c__0, a, &c__1, x, &c__1, &info); chkxer_("STRTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; strtrs_("U", "N", "/", &c__0, &c__0, a, &c__1, x, &c__1, &info); chkxer_("STRTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 4; strtrs_("U", "N", "N", &c_n1, &c__0, a, &c__1, x, &c__1, &info); chkxer_("STRTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 5; strtrs_("U", "N", "N", &c__0, &c_n1, a, &c__1, x, &c__1, &info); chkxer_("STRTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 7; strtrs_("U", "N", "N", &c__2, &c__1, a, &c__1, x, &c__2, &info); chkxer_("STRTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 9; strtrs_("U", "N", "N", &c__2, &c__1, a, &c__2, x, &c__1, &info); chkxer_("STRTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); /* STRRFS */ s_copy(srnamc_1.srnamt, "STRRFS", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; strrfs_("/", "N", "N", &c__0, &c__0, a, &c__1, b, &c__1, x, &c__1, r1, r2, w, iw, &info); chkxer_("STRRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; strrfs_("U", "/", "N", &c__0, &c__0, a, &c__1, b, &c__1, x, &c__1, r1, r2, w, iw, &info); chkxer_("STRRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; strrfs_("U", "N", "/", &c__0, &c__0, a, &c__1, b, &c__1, x, &c__1, r1, r2, w, iw, &info); chkxer_("STRRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 4; strrfs_("U", "N", "N", &c_n1, &c__0, a, &c__1, b, &c__1, x, &c__1, r1, r2, w, iw, &info); chkxer_("STRRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 5; strrfs_("U", "N", "N", &c__0, &c_n1, a, &c__1, b, &c__1, x, &c__1, r1, r2, w, iw, &info); chkxer_("STRRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 7; strrfs_("U", "N", "N", &c__2, &c__1, a, &c__1, b, &c__2, x, &c__2, r1, r2, w, iw, &info); chkxer_("STRRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 9; strrfs_("U", "N", "N", &c__2, &c__1, a, &c__2, b, &c__1, x, &c__2, r1, r2, w, iw, &info); chkxer_("STRRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 11; strrfs_("U", "N", "N", &c__2, &c__1, a, &c__2, b, &c__2, x, &c__1, r1, r2, w, iw, &info); chkxer_("STRRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); /* STRCON */ s_copy(srnamc_1.srnamt, "STRCON", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; strcon_("/", "U", "N", &c__0, a, &c__1, &rcond, w, iw, &info); chkxer_("STRCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; strcon_("1", "/", "N", &c__0, a, &c__1, &rcond, w, iw, &info); chkxer_("STRCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; strcon_("1", "U", "/", &c__0, a, &c__1, &rcond, w, iw, &info); chkxer_("STRCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 4; strcon_("1", "U", "N", &c_n1, a, &c__1, &rcond, w, iw, &info); chkxer_("STRCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 6; strcon_("1", "U", "N", &c__2, a, &c__1, &rcond, w, iw, &info); chkxer_("STRCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); /* SLATRS */ s_copy(srnamc_1.srnamt, "SLATRS", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; slatrs_("/", "N", "N", "N", &c__0, a, &c__1, x, &scale, w, &info); chkxer_("SLATRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; slatrs_("U", "/", "N", "N", &c__0, a, &c__1, x, &scale, w, &info); chkxer_("SLATRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; slatrs_("U", "N", "/", "N", &c__0, a, &c__1, x, &scale, w, &info); chkxer_("SLATRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 4; slatrs_("U", "N", "N", "/", &c__0, a, &c__1, x, &scale, w, &info); chkxer_("SLATRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 5; slatrs_("U", "N", "N", "N", &c_n1, a, &c__1, x, &scale, w, &info); chkxer_("SLATRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 7; slatrs_("U", "N", "N", "N", &c__2, a, &c__1, x, &scale, w, &info); chkxer_("SLATRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); } else if (lsamen_(&c__2, c2, "TP")) { /* Test error exits for the packed triangular routines. */ /* STPTRI */ s_copy(srnamc_1.srnamt, "STPTRI", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; stptri_("/", "N", &c__0, a, &info); chkxer_("STPTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; stptri_("U", "/", &c__0, a, &info); chkxer_("STPTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; stptri_("U", "N", &c_n1, a, &info); chkxer_("STPTRI", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); /* STPTRS */ s_copy(srnamc_1.srnamt, "STPTRS", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; stptrs_("/", "N", "N", &c__0, &c__0, a, x, &c__1, &info); chkxer_("STPTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; stptrs_("U", "/", "N", &c__0, &c__0, a, x, &c__1, &info); chkxer_("STPTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; stptrs_("U", "N", "/", &c__0, &c__0, a, x, &c__1, &info); chkxer_("STPTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 4; stptrs_("U", "N", "N", &c_n1, &c__0, a, x, &c__1, &info); chkxer_("STPTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 5; stptrs_("U", "N", "N", &c__0, &c_n1, a, x, &c__1, &info); chkxer_("STPTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 8; stptrs_("U", "N", "N", &c__2, &c__1, a, x, &c__1, &info); chkxer_("STPTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); /* STPRFS */ s_copy(srnamc_1.srnamt, "STPRFS", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; stprfs_("/", "N", "N", &c__0, &c__0, a, b, &c__1, x, &c__1, r1, r2, w, iw, &info); chkxer_("STPRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; stprfs_("U", "/", "N", &c__0, &c__0, a, b, &c__1, x, &c__1, r1, r2, w, iw, &info); chkxer_("STPRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; stprfs_("U", "N", "/", &c__0, &c__0, a, b, &c__1, x, &c__1, r1, r2, w, iw, &info); chkxer_("STPRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 4; stprfs_("U", "N", "N", &c_n1, &c__0, a, b, &c__1, x, &c__1, r1, r2, w, iw, &info); chkxer_("STPRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 5; stprfs_("U", "N", "N", &c__0, &c_n1, a, b, &c__1, x, &c__1, r1, r2, w, iw, &info); chkxer_("STPRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 8; stprfs_("U", "N", "N", &c__2, &c__1, a, b, &c__1, x, &c__2, r1, r2, w, iw, &info); chkxer_("STPRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 10; stprfs_("U", "N", "N", &c__2, &c__1, a, b, &c__2, x, &c__1, r1, r2, w, iw, &info); chkxer_("STPRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); /* STPCON */ s_copy(srnamc_1.srnamt, "STPCON", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; stpcon_("/", "U", "N", &c__0, a, &rcond, w, iw, &info); chkxer_("STPCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; stpcon_("1", "/", "N", &c__0, a, &rcond, w, iw, &info); chkxer_("STPCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; stpcon_("1", "U", "/", &c__0, a, &rcond, w, iw, &info); chkxer_("STPCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 4; stpcon_("1", "U", "N", &c_n1, a, &rcond, w, iw, &info); chkxer_("STPCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); /* SLATPS */ s_copy(srnamc_1.srnamt, "SLATPS", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; slatps_("/", "N", "N", "N", &c__0, a, x, &scale, w, &info); chkxer_("SLATPS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; slatps_("U", "/", "N", "N", &c__0, a, x, &scale, w, &info); chkxer_("SLATPS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; slatps_("U", "N", "/", "N", &c__0, a, x, &scale, w, &info); chkxer_("SLATPS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 4; slatps_("U", "N", "N", "/", &c__0, a, x, &scale, w, &info); chkxer_("SLATPS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 5; slatps_("U", "N", "N", "N", &c_n1, a, x, &scale, w, &info); chkxer_("SLATPS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); } else if (lsamen_(&c__2, c2, "TB")) { /* Test error exits for the banded triangular routines. */ /* STBTRS */ s_copy(srnamc_1.srnamt, "STBTRS", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; stbtrs_("/", "N", "N", &c__0, &c__0, &c__0, a, &c__1, x, &c__1, &info); chkxer_("STBTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; stbtrs_("U", "/", "N", &c__0, &c__0, &c__0, a, &c__1, x, &c__1, &info); chkxer_("STBTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; stbtrs_("U", "N", "/", &c__0, &c__0, &c__0, a, &c__1, x, &c__1, &info); chkxer_("STBTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 4; stbtrs_("U", "N", "N", &c_n1, &c__0, &c__0, a, &c__1, x, &c__1, &info); chkxer_("STBTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 5; stbtrs_("U", "N", "N", &c__0, &c_n1, &c__0, a, &c__1, x, &c__1, &info); chkxer_("STBTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 6; stbtrs_("U", "N", "N", &c__0, &c__0, &c_n1, a, &c__1, x, &c__1, &info); chkxer_("STBTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 8; stbtrs_("U", "N", "N", &c__2, &c__1, &c__1, a, &c__1, x, &c__2, &info); chkxer_("STBTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 10; stbtrs_("U", "N", "N", &c__2, &c__0, &c__1, a, &c__1, x, &c__1, &info); chkxer_("STBTRS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); /* STBRFS */ s_copy(srnamc_1.srnamt, "STBRFS", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; stbrfs_("/", "N", "N", &c__0, &c__0, &c__0, a, &c__1, b, &c__1, x, & c__1, r1, r2, w, iw, &info); chkxer_("STBRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; stbrfs_("U", "/", "N", &c__0, &c__0, &c__0, a, &c__1, b, &c__1, x, & c__1, r1, r2, w, iw, &info); chkxer_("STBRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; stbrfs_("U", "N", "/", &c__0, &c__0, &c__0, a, &c__1, b, &c__1, x, & c__1, r1, r2, w, iw, &info); chkxer_("STBRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 4; stbrfs_("U", "N", "N", &c_n1, &c__0, &c__0, a, &c__1, b, &c__1, x, & c__1, r1, r2, w, iw, &info); chkxer_("STBRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 5; stbrfs_("U", "N", "N", &c__0, &c_n1, &c__0, a, &c__1, b, &c__1, x, & c__1, r1, r2, w, iw, &info); chkxer_("STBRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 6; stbrfs_("U", "N", "N", &c__0, &c__0, &c_n1, a, &c__1, b, &c__1, x, & c__1, r1, r2, w, iw, &info); chkxer_("STBRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 8; stbrfs_("U", "N", "N", &c__2, &c__1, &c__1, a, &c__1, b, &c__2, x, & c__2, r1, r2, w, iw, &info); chkxer_("STBRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 10; stbrfs_("U", "N", "N", &c__2, &c__1, &c__1, a, &c__2, b, &c__1, x, & c__2, r1, r2, w, iw, &info); chkxer_("STBRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 12; stbrfs_("U", "N", "N", &c__2, &c__1, &c__1, a, &c__2, b, &c__2, x, & c__1, r1, r2, w, iw, &info); chkxer_("STBRFS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); /* STBCON */ s_copy(srnamc_1.srnamt, "STBCON", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; stbcon_("/", "U", "N", &c__0, &c__0, a, &c__1, &rcond, w, iw, &info); chkxer_("STBCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; stbcon_("1", "/", "N", &c__0, &c__0, a, &c__1, &rcond, w, iw, &info); chkxer_("STBCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; stbcon_("1", "U", "/", &c__0, &c__0, a, &c__1, &rcond, w, iw, &info); chkxer_("STBCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 4; stbcon_("1", "U", "N", &c_n1, &c__0, a, &c__1, &rcond, w, iw, &info); chkxer_("STBCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 5; stbcon_("1", "U", "N", &c__0, &c_n1, a, &c__1, &rcond, w, iw, &info); chkxer_("STBCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 7; stbcon_("1", "U", "N", &c__2, &c__1, a, &c__1, &rcond, w, iw, &info); chkxer_("STBCON", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); /* SLATBS */ s_copy(srnamc_1.srnamt, "SLATBS", (ftnlen)6, (ftnlen)6); infoc_1.infot = 1; slatbs_("/", "N", "N", "N", &c__0, &c__0, a, &c__1, x, &scale, w, & info); chkxer_("SLATBS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 2; slatbs_("U", "/", "N", "N", &c__0, &c__0, a, &c__1, x, &scale, w, & info); chkxer_("SLATBS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 3; slatbs_("U", "N", "/", "N", &c__0, &c__0, a, &c__1, x, &scale, w, & info); chkxer_("SLATBS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 4; slatbs_("U", "N", "N", "/", &c__0, &c__0, a, &c__1, x, &scale, w, & info); chkxer_("SLATBS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 5; slatbs_("U", "N", "N", "N", &c_n1, &c__0, a, &c__1, x, &scale, w, & info); chkxer_("SLATBS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 6; slatbs_("U", "N", "N", "N", &c__1, &c_n1, a, &c__1, x, &scale, w, & info); chkxer_("SLATBS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); infoc_1.infot = 8; slatbs_("U", "N", "N", "N", &c__2, &c__1, a, &c__1, x, &scale, w, & info); chkxer_("SLATBS", &infoc_1.infot, &infoc_1.nout, &infoc_1.lerr, & infoc_1.ok); } /* Print a summary line. */ alaesm_(path, &infoc_1.ok, &infoc_1.nout); return 0; /* End of SERRTR */ } /* serrtr_ */