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37 #include <types/simple.h>
39 #include "gmx_lapack.h"
40 #include "lapack_limits.h"
44 F77_FUNC(slascl,SLASCL)(const char *type,
55 const char ch=toupper(*type);
56 int i,j,k,l,k1,k2,k3,k4;
58 float minval,smlnum,bignum;
59 float cfromc, ctoc, cfrom1, cto1, mul;
64 minval = GMX_FLOAT_MIN;
65 smlnum = minval / GMX_FLOAT_EPS;
66 bignum = 1.0 / smlnum;
73 cfrom1 = cfromc * smlnum;
76 if(fabs(cfrom1)>fabs(ctoc) && fabs(ctoc)>GMX_FLOAT_MIN) {
80 } else if(fabs(cto1)>fabs(cfromc)) {
98 /* Lower triangular matrix */
101 a[j*(*lda)+i] *= mul;
105 /* Upper triangular matrix */
107 k = (j < (*m-1)) ? j : (*m-1);
109 a[j*(*lda)+i] *= mul;
114 /* Upper Hessenberg matrix */
116 k = ((j+1) < (*m-1)) ? (j+1) : (*m-1);
118 a[j*(*lda)+i] *= mul;
123 /* Symmetric band matrix, lower bandwidth KL, upper KU,
124 * only the lower half stored.
129 k = (k3 < (k4-j)) ? k3 : (k4-j);
131 a[j*(*lda)+i] *= mul;
136 /* Symmetric band matrix, lower bandwidth KL, upper KU,
137 * only the upper half stored.
142 k = ((k1-j) > 0) ? (k1-j) : 0;
144 a[j*(*lda)+i] *= mul;
149 /* Band matrix, lower bandwidth KL, upper KU. */
154 k4 = *kl + *ku - 1 + *m;
156 k = ((k1-j) > k2) ? (k1-j) : k2;
157 l = (k3 < (k4-j)) ? k3 : (k4-j);
159 a[j*(*lda)+i] *= mul;