296 lines
16 KiB
C++
296 lines
16 KiB
C++
#ifdef __cplusplus
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extern "C" {
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#endif
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#include "lmp_f2c.h"
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static integer c__1 = 1;
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static doublereal c_b14 = 1.;
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static doublereal c_b25 = -1.;
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int dlarfb_(char *side, char *trans, char *direct, char *storev, integer *m, integer *n, integer *k,
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doublereal *v, integer *ldv, doublereal *t, integer *ldt, doublereal *c__, integer *ldc,
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doublereal *work, integer *ldwork, ftnlen side_len, ftnlen trans_len, ftnlen direct_len,
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ftnlen storev_len)
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{
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integer c_dim1, c_offset, t_dim1, t_offset, v_dim1, v_offset, work_dim1, work_offset, i__1,
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i__2;
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integer i__, j;
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extern int dgemm_(char *, char *, integer *, integer *, integer *, doublereal *, doublereal *,
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integer *, doublereal *, integer *, doublereal *, doublereal *, integer *,
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ftnlen, ftnlen);
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extern logical lsame_(char *, char *, ftnlen, ftnlen);
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extern int dcopy_(integer *, doublereal *, integer *, doublereal *, integer *),
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dtrmm_(char *, char *, char *, char *, integer *, integer *, doublereal *, doublereal *,
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integer *, doublereal *, integer *, ftnlen, ftnlen, ftnlen, ftnlen);
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char transt[1];
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v_dim1 = *ldv;
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v_offset = 1 + v_dim1;
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v -= v_offset;
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t_dim1 = *ldt;
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t_offset = 1 + t_dim1;
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t -= t_offset;
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c_dim1 = *ldc;
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c_offset = 1 + c_dim1;
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c__ -= c_offset;
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work_dim1 = *ldwork;
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work_offset = 1 + work_dim1;
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work -= work_offset;
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if (*m <= 0 || *n <= 0) {
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return 0;
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}
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if (lsame_(trans, (char *)"N", (ftnlen)1, (ftnlen)1)) {
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*(unsigned char *)transt = 'T';
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} else {
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*(unsigned char *)transt = 'N';
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}
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if (lsame_(storev, (char *)"C", (ftnlen)1, (ftnlen)1)) {
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if (lsame_(direct, (char *)"F", (ftnlen)1, (ftnlen)1)) {
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if (lsame_(side, (char *)"L", (ftnlen)1, (ftnlen)1)) {
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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dcopy_(n, &c__[j + c_dim1], ldc, &work[j * work_dim1 + 1], &c__1);
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}
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dtrmm_((char *)"R", (char *)"L", (char *)"N", (char *)"U", n, k, &c_b14, &v[v_offset], ldv, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*m > *k) {
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i__1 = *m - *k;
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dgemm_((char *)"T", (char *)"N", n, k, &i__1, &c_b14, &c__[*k + 1 + c_dim1], ldc,
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&v[*k + 1 + v_dim1], ldv, &c_b14, &work[work_offset], ldwork, (ftnlen)1,
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(ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"U", transt, (char *)"N", n, k, &c_b14, &t[t_offset], ldt, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*m > *k) {
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i__1 = *m - *k;
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dgemm_((char *)"N", (char *)"T", &i__1, n, k, &c_b25, &v[*k + 1 + v_dim1], ldv,
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&work[work_offset], ldwork, &c_b14, &c__[*k + 1 + c_dim1], ldc,
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(ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"L", (char *)"T", (char *)"U", n, k, &c_b14, &v[v_offset], ldv, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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i__2 = *n;
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for (i__ = 1; i__ <= i__2; ++i__) {
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c__[j + i__ * c_dim1] -= work[i__ + j * work_dim1];
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}
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}
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} else if (lsame_(side, (char *)"R", (ftnlen)1, (ftnlen)1)) {
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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dcopy_(m, &c__[j * c_dim1 + 1], &c__1, &work[j * work_dim1 + 1], &c__1);
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}
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dtrmm_((char *)"R", (char *)"L", (char *)"N", (char *)"U", m, k, &c_b14, &v[v_offset], ldv, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*n > *k) {
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i__1 = *n - *k;
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dgemm_((char *)"N", (char *)"N", m, k, &i__1, &c_b14, &c__[(*k + 1) * c_dim1 + 1], ldc,
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&v[*k + 1 + v_dim1], ldv, &c_b14, &work[work_offset], ldwork, (ftnlen)1,
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(ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"U", trans, (char *)"N", m, k, &c_b14, &t[t_offset], ldt, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*n > *k) {
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i__1 = *n - *k;
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dgemm_((char *)"N", (char *)"T", m, &i__1, k, &c_b25, &work[work_offset], ldwork,
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&v[*k + 1 + v_dim1], ldv, &c_b14, &c__[(*k + 1) * c_dim1 + 1], ldc,
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(ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"L", (char *)"T", (char *)"U", m, k, &c_b14, &v[v_offset], ldv, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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i__2 = *m;
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for (i__ = 1; i__ <= i__2; ++i__) {
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c__[i__ + j * c_dim1] -= work[i__ + j * work_dim1];
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}
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}
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}
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} else {
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if (lsame_(side, (char *)"L", (ftnlen)1, (ftnlen)1)) {
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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dcopy_(n, &c__[*m - *k + j + c_dim1], ldc, &work[j * work_dim1 + 1], &c__1);
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}
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dtrmm_((char *)"R", (char *)"U", (char *)"N", (char *)"U", n, k, &c_b14, &v[*m - *k + 1 + v_dim1], ldv,
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&work[work_offset], ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*m > *k) {
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i__1 = *m - *k;
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dgemm_((char *)"T", (char *)"N", n, k, &i__1, &c_b14, &c__[c_offset], ldc, &v[v_offset], ldv,
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&c_b14, &work[work_offset], ldwork, (ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"L", transt, (char *)"N", n, k, &c_b14, &t[t_offset], ldt, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*m > *k) {
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i__1 = *m - *k;
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dgemm_((char *)"N", (char *)"T", &i__1, n, k, &c_b25, &v[v_offset], ldv, &work[work_offset],
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ldwork, &c_b14, &c__[c_offset], ldc, (ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"U", (char *)"T", (char *)"U", n, k, &c_b14, &v[*m - *k + 1 + v_dim1], ldv,
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&work[work_offset], ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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i__2 = *n;
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for (i__ = 1; i__ <= i__2; ++i__) {
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c__[*m - *k + j + i__ * c_dim1] -= work[i__ + j * work_dim1];
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}
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}
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} else if (lsame_(side, (char *)"R", (ftnlen)1, (ftnlen)1)) {
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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dcopy_(m, &c__[(*n - *k + j) * c_dim1 + 1], &c__1, &work[j * work_dim1 + 1],
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&c__1);
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}
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dtrmm_((char *)"R", (char *)"U", (char *)"N", (char *)"U", m, k, &c_b14, &v[*n - *k + 1 + v_dim1], ldv,
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&work[work_offset], ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*n > *k) {
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i__1 = *n - *k;
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dgemm_((char *)"N", (char *)"N", m, k, &i__1, &c_b14, &c__[c_offset], ldc, &v[v_offset], ldv,
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&c_b14, &work[work_offset], ldwork, (ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"L", trans, (char *)"N", m, k, &c_b14, &t[t_offset], ldt, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*n > *k) {
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i__1 = *n - *k;
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dgemm_((char *)"N", (char *)"T", m, &i__1, k, &c_b25, &work[work_offset], ldwork, &v[v_offset],
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ldv, &c_b14, &c__[c_offset], ldc, (ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"U", (char *)"T", (char *)"U", m, k, &c_b14, &v[*n - *k + 1 + v_dim1], ldv,
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&work[work_offset], ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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i__2 = *m;
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for (i__ = 1; i__ <= i__2; ++i__) {
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c__[i__ + (*n - *k + j) * c_dim1] -= work[i__ + j * work_dim1];
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}
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}
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}
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}
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} else if (lsame_(storev, (char *)"R", (ftnlen)1, (ftnlen)1)) {
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if (lsame_(direct, (char *)"F", (ftnlen)1, (ftnlen)1)) {
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if (lsame_(side, (char *)"L", (ftnlen)1, (ftnlen)1)) {
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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dcopy_(n, &c__[j + c_dim1], ldc, &work[j * work_dim1 + 1], &c__1);
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}
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dtrmm_((char *)"R", (char *)"U", (char *)"T", (char *)"U", n, k, &c_b14, &v[v_offset], ldv, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*m > *k) {
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i__1 = *m - *k;
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dgemm_((char *)"T", (char *)"T", n, k, &i__1, &c_b14, &c__[*k + 1 + c_dim1], ldc,
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&v[(*k + 1) * v_dim1 + 1], ldv, &c_b14, &work[work_offset], ldwork,
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(ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"U", transt, (char *)"N", n, k, &c_b14, &t[t_offset], ldt, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*m > *k) {
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i__1 = *m - *k;
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dgemm_((char *)"T", (char *)"T", &i__1, n, k, &c_b25, &v[(*k + 1) * v_dim1 + 1], ldv,
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&work[work_offset], ldwork, &c_b14, &c__[*k + 1 + c_dim1], ldc,
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(ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"U", (char *)"N", (char *)"U", n, k, &c_b14, &v[v_offset], ldv, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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i__2 = *n;
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for (i__ = 1; i__ <= i__2; ++i__) {
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c__[j + i__ * c_dim1] -= work[i__ + j * work_dim1];
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}
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}
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} else if (lsame_(side, (char *)"R", (ftnlen)1, (ftnlen)1)) {
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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dcopy_(m, &c__[j * c_dim1 + 1], &c__1, &work[j * work_dim1 + 1], &c__1);
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}
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dtrmm_((char *)"R", (char *)"U", (char *)"T", (char *)"U", m, k, &c_b14, &v[v_offset], ldv, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*n > *k) {
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i__1 = *n - *k;
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dgemm_((char *)"N", (char *)"T", m, k, &i__1, &c_b14, &c__[(*k + 1) * c_dim1 + 1], ldc,
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&v[(*k + 1) * v_dim1 + 1], ldv, &c_b14, &work[work_offset], ldwork,
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(ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"U", trans, (char *)"N", m, k, &c_b14, &t[t_offset], ldt, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*n > *k) {
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i__1 = *n - *k;
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dgemm_((char *)"N", (char *)"N", m, &i__1, k, &c_b25, &work[work_offset], ldwork,
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&v[(*k + 1) * v_dim1 + 1], ldv, &c_b14, &c__[(*k + 1) * c_dim1 + 1], ldc,
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(ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"U", (char *)"N", (char *)"U", m, k, &c_b14, &v[v_offset], ldv, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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i__2 = *m;
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for (i__ = 1; i__ <= i__2; ++i__) {
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c__[i__ + j * c_dim1] -= work[i__ + j * work_dim1];
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}
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}
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}
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} else {
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if (lsame_(side, (char *)"L", (ftnlen)1, (ftnlen)1)) {
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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dcopy_(n, &c__[*m - *k + j + c_dim1], ldc, &work[j * work_dim1 + 1], &c__1);
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}
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dtrmm_((char *)"R", (char *)"L", (char *)"T", (char *)"U", n, k, &c_b14, &v[(*m - *k + 1) * v_dim1 + 1], ldv,
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&work[work_offset], ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*m > *k) {
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i__1 = *m - *k;
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dgemm_((char *)"T", (char *)"T", n, k, &i__1, &c_b14, &c__[c_offset], ldc, &v[v_offset], ldv,
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&c_b14, &work[work_offset], ldwork, (ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"L", transt, (char *)"N", n, k, &c_b14, &t[t_offset], ldt, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*m > *k) {
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i__1 = *m - *k;
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dgemm_((char *)"T", (char *)"T", &i__1, n, k, &c_b25, &v[v_offset], ldv, &work[work_offset],
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ldwork, &c_b14, &c__[c_offset], ldc, (ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"L", (char *)"N", (char *)"U", n, k, &c_b14, &v[(*m - *k + 1) * v_dim1 + 1], ldv,
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&work[work_offset], ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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i__2 = *n;
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for (i__ = 1; i__ <= i__2; ++i__) {
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c__[*m - *k + j + i__ * c_dim1] -= work[i__ + j * work_dim1];
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}
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}
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} else if (lsame_(side, (char *)"R", (ftnlen)1, (ftnlen)1)) {
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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dcopy_(m, &c__[(*n - *k + j) * c_dim1 + 1], &c__1, &work[j * work_dim1 + 1],
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&c__1);
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}
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dtrmm_((char *)"R", (char *)"L", (char *)"T", (char *)"U", m, k, &c_b14, &v[(*n - *k + 1) * v_dim1 + 1], ldv,
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&work[work_offset], ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*n > *k) {
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i__1 = *n - *k;
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dgemm_((char *)"N", (char *)"T", m, k, &i__1, &c_b14, &c__[c_offset], ldc, &v[v_offset], ldv,
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&c_b14, &work[work_offset], ldwork, (ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"L", trans, (char *)"N", m, k, &c_b14, &t[t_offset], ldt, &work[work_offset],
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ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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if (*n > *k) {
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i__1 = *n - *k;
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dgemm_((char *)"N", (char *)"N", m, &i__1, k, &c_b25, &work[work_offset], ldwork, &v[v_offset],
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ldv, &c_b14, &c__[c_offset], ldc, (ftnlen)1, (ftnlen)1);
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}
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dtrmm_((char *)"R", (char *)"L", (char *)"N", (char *)"U", m, k, &c_b14, &v[(*n - *k + 1) * v_dim1 + 1], ldv,
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&work[work_offset], ldwork, (ftnlen)1, (ftnlen)1, (ftnlen)1, (ftnlen)1);
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i__1 = *k;
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for (j = 1; j <= i__1; ++j) {
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i__2 = *m;
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for (i__ = 1; i__ <= i__2; ++i__) {
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c__[i__ + (*n - *k + j) * c_dim1] -= work[i__ + j * work_dim1];
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}
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}
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}
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|