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update linalg to version 1.4 corresponding to LAPACK 3.12.1

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This commit is contained in:
Axel Kohlmeyer
2025-01-08 15:52:30 -05:00
parent 0abb371fbe
commit 8ec9f37611
100 changed files with 1424 additions and 2031 deletions
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16
lib/linalg/dgeqr2.cpp
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@ -8,11 +8,10 @@ int dgeqr2_(integer *m, integer *n, doublereal *a, integer *lda, doublereal *tau
{
integer a_dim1, a_offset, i__1, i__2, i__3;
integer i__, k;
doublereal aii;
extern int dlarf_(char *, integer *, integer *, doublereal *, integer *, doublereal *,
doublereal *, integer *, doublereal *, ftnlen),
dlarfg_(integer *, doublereal *, doublereal *, integer *, doublereal *),
xerbla_(char *, integer *, ftnlen);
extern int dlarfg_(integer *, doublereal *, doublereal *, integer *, doublereal *),
xerbla_(char *, integer *, ftnlen),
dlarf1f_(char *, integer *, integer *, doublereal *, integer *, doublereal *, doublereal *,
integer *, doublereal *, ftnlen);
a_dim1 = *lda;
a_offset = 1 + a_dim1;
a -= a_offset;
@ -38,13 +37,10 @@ int dgeqr2_(integer *m, integer *n, doublereal *a, integer *lda, doublereal *tau
i__3 = i__ + 1;
dlarfg_(&i__2, &a[i__ + i__ * a_dim1], &a[min(i__3, *m) + i__ * a_dim1], &c__1, &tau[i__]);
if (i__ < *n) {
aii = a[i__ + i__ * a_dim1];
a[i__ + i__ * a_dim1] = 1.;
i__2 = *m - i__ + 1;
i__3 = *n - i__;
dlarf_((char *)"Left", &i__2, &i__3, &a[i__ + i__ * a_dim1], &c__1, &tau[i__],
&a[i__ + (i__ + 1) * a_dim1], lda, &work[1], (ftnlen)4);
a[i__ + i__ * a_dim1] = aii;
dlarf1f_((char *)"L", &i__2, &i__3, &a[i__ + i__ * a_dim1], &c__1, &tau[i__],
&a[i__ + (i__ + 1) * a_dim1], lda, &work[1], (ftnlen)1);
}
}
return 0;