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Remove return int types from BLAS/LAPACK functions.

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This commit is contained in:
Antonio Sánchez
2024-02-14 19:51:36 +00:00
parent 7e655c9a5d
commit 5361dea833
38 changed files with 888 additions and 1010 deletions
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75
blas/level2_real_impl.h
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@@ -10,9 +10,9 @@
#include "common.h"
// y = alpha*A*x + beta*y
int EIGEN_BLAS_FUNC(symv)(const char *uplo, const int *n, const RealScalar *palpha, const RealScalar *pa,
const int *lda, const RealScalar *px, const int *incx, const RealScalar *pbeta,
RealScalar *py, const int *incy) {
EIGEN_BLAS_FUNC(symv)
(const char *uplo, const int *n, const RealScalar *palpha, const RealScalar *pa, const int *lda, const RealScalar *px,
const int *incx, const RealScalar *pbeta, RealScalar *py, const int *incy) {
typedef void (*functype)(int, const Scalar *, int, const Scalar *, Scalar *, Scalar);
static const functype func[2] = {
// array index: UP
@@ -39,9 +39,9 @@ int EIGEN_BLAS_FUNC(symv)(const char *uplo, const int *n, const RealScalar *palp
info = 7;
else if (*incy == 0)
info = 10;
if (info) return xerbla_(SCALAR_SUFFIX_UP "SYMV ", &info, 6);
if (info) return xerbla_(SCALAR_SUFFIX_UP "SYMV ", &info);
if (*n == 0) return 0;
if (*n == 0) return;
const Scalar *actual_x = get_compact_vector(x, *n, *incx);
Scalar *actual_y = get_compact_vector(y, *n, *incy);
@@ -54,19 +54,18 @@ int EIGEN_BLAS_FUNC(symv)(const char *uplo, const int *n, const RealScalar *palp
}
int code = UPLO(*uplo);
if (code >= 2 || func[code] == 0) return 0;
if (code >= 2 || func[code] == 0) return;
func[code](*n, a, *lda, actual_x, actual_y, alpha);
if (actual_x != x) delete[] actual_x;
if (actual_y != y) delete[] copy_back(actual_y, y, *n, *incy);
return 1;
}
// C := alpha*x*x' + C
int EIGEN_BLAS_FUNC(syr)(const char *uplo, const int *n, const RealScalar *palpha, const RealScalar *px,
const int *incx, RealScalar *pc, const int *ldc) {
EIGEN_BLAS_FUNC(syr)
(const char *uplo, const int *n, const RealScalar *palpha, const RealScalar *px, const int *incx, RealScalar *pc,
const int *ldc) {
typedef void (*functype)(int, Scalar *, int, const Scalar *, const Scalar *, const Scalar &);
static const functype func[2] = {
// array index: UP
@@ -88,26 +87,25 @@ int EIGEN_BLAS_FUNC(syr)(const char *uplo, const int *n, const RealScalar *palph
info = 5;
else if (*ldc < std::max(1, *n))
info = 7;
if (info) return xerbla_(SCALAR_SUFFIX_UP "SYR ", &info, 6);
if (info) return xerbla_(SCALAR_SUFFIX_UP "SYR ", &info);
if (*n == 0 || alpha == Scalar(0)) return 1;
if (*n == 0 || alpha == Scalar(0)) return;
// if the increment is not 1, let's copy it to a temporary vector to enable vectorization
const Scalar *x_cpy = get_compact_vector(x, *n, *incx);
int code = UPLO(*uplo);
if (code >= 2 || func[code] == 0) return 0;
if (code >= 2 || func[code] == 0) return;
func[code](*n, c, *ldc, x_cpy, x_cpy, alpha);
if (x_cpy != x) delete[] x_cpy;
return 1;
}
// C := alpha*x*y' + alpha*y*x' + C
int EIGEN_BLAS_FUNC(syr2)(const char *uplo, const int *n, const RealScalar *palpha, const RealScalar *px,
const int *incx, const RealScalar *py, const int *incy, RealScalar *pc, const int *ldc) {
EIGEN_BLAS_FUNC(syr2)
(const char *uplo, const int *n, const RealScalar *palpha, const RealScalar *px, const int *incx, const RealScalar *py,
const int *incy, RealScalar *pc, const int *ldc) {
typedef void (*functype)(int, Scalar *, int, const Scalar *, const Scalar *, Scalar);
static const functype func[2] = {
// array index: UP
@@ -132,15 +130,15 @@ int EIGEN_BLAS_FUNC(syr2)(const char *uplo, const int *n, const RealScalar *palp
info = 7;
else if (*ldc < std::max(1, *n))
info = 9;
if (info) return xerbla_(SCALAR_SUFFIX_UP "SYR2 ", &info, 6);
if (info) return xerbla_(SCALAR_SUFFIX_UP "SYR2 ", &info);
if (alpha == Scalar(0)) return 1;
if (alpha == Scalar(0)) return;
const Scalar *x_cpy = get_compact_vector(x, *n, *incx);
const Scalar *y_cpy = get_compact_vector(y, *n, *incy);
int code = UPLO(*uplo);
if (code >= 2 || func[code] == 0) return 0;
if (code >= 2 || func[code] == 0) return;
func[code](*n, c, *ldc, x_cpy, y_cpy, alpha);
@@ -152,7 +150,6 @@ int EIGEN_BLAS_FUNC(syr2)(const char *uplo, const int *n, const RealScalar *palp
// return 0;
// func[code](*n, a, *inca, b, *incb, c, *ldc, alpha);
return 1;
}
/** DSBMV performs the matrix-vector operation
@@ -162,7 +159,7 @@ int EIGEN_BLAS_FUNC(syr2)(const char *uplo, const int *n, const RealScalar *palp
* where alpha and beta are scalars, x and y are n element vectors and
* A is an n by n symmetric band matrix, with k super-diagonals.
*/
// int EIGEN_BLAS_FUNC(sbmv)( char *uplo, int *n, int *k, RealScalar *alpha, RealScalar *a, int *lda,
// EIGEN_BLAS_FUNC(sbmv)( char *uplo, int *n, int *k, RealScalar *alpha, RealScalar *a, int *lda,
// RealScalar *x, int *incx, RealScalar *beta, RealScalar *y, int *incy)
// {
// return 1;
@@ -176,7 +173,7 @@ int EIGEN_BLAS_FUNC(syr2)(const char *uplo, const int *n, const RealScalar *palp
* A is an n by n symmetric matrix, supplied in packed form.
*
*/
// int EIGEN_BLAS_FUNC(spmv)(char *uplo, int *n, RealScalar *alpha, RealScalar *ap, RealScalar *x, int *incx, RealScalar
// EIGEN_BLAS_FUNC(spmv)(char *uplo, int *n, RealScalar *alpha, RealScalar *ap, RealScalar *x, int *incx, RealScalar
// *beta, RealScalar *y, int *incy)
// {
// return 1;
@@ -189,7 +186,7 @@ int EIGEN_BLAS_FUNC(syr2)(const char *uplo, const int *n, const RealScalar *palp
* where alpha is a real scalar, x is an n element vector and A is an
* n by n symmetric matrix, supplied in packed form.
*/
int EIGEN_BLAS_FUNC(spr)(char *uplo, int *n, Scalar *palpha, Scalar *px, int *incx, Scalar *pap) {
EIGEN_BLAS_FUNC(spr)(char *uplo, int *n, Scalar *palpha, Scalar *px, int *incx, Scalar *pap) {
typedef void (*functype)(int, Scalar *, const Scalar *, Scalar);
static const functype func[2] = {
// array index: UP
@@ -209,20 +206,18 @@ int EIGEN_BLAS_FUNC(spr)(char *uplo, int *n, Scalar *palpha, Scalar *px, int *in
info = 2;
else if (*incx == 0)
info = 5;
if (info) return xerbla_(SCALAR_SUFFIX_UP "SPR ", &info, 6);
if (info) return xerbla_(SCALAR_SUFFIX_UP "SPR ", &info);
if (alpha == Scalar(0)) return 1;
if (alpha == Scalar(0)) return;
Scalar *x_cpy = get_compact_vector(x, *n, *incx);
int code = UPLO(*uplo);
if (code >= 2 || func[code] == 0) return 0;
if (code >= 2 || func[code] == 0) return;
func[code](*n, ap, x_cpy, alpha);
if (x_cpy != x) delete[] x_cpy;
return 1;
}
/** DSPR2 performs the symmetric rank 2 operation
@@ -232,8 +227,8 @@ int EIGEN_BLAS_FUNC(spr)(char *uplo, int *n, Scalar *palpha, Scalar *px, int *in
* where alpha is a scalar, x and y are n element vectors and A is an
* n by n symmetric matrix, supplied in packed form.
*/
int EIGEN_BLAS_FUNC(spr2)(char *uplo, int *n, RealScalar *palpha, RealScalar *px, int *incx, RealScalar *py, int *incy,
RealScalar *pap) {
EIGEN_BLAS_FUNC(spr2)
(char *uplo, int *n, RealScalar *palpha, RealScalar *px, int *incx, RealScalar *py, int *incy, RealScalar *pap) {
typedef void (*functype)(int, Scalar *, const Scalar *, const Scalar *, Scalar);
static const functype func[2] = {
// array index: UP
@@ -256,22 +251,20 @@ int EIGEN_BLAS_FUNC(spr2)(char *uplo, int *n, RealScalar *palpha, RealScalar *px
info = 5;
else if (*incy == 0)
info = 7;
if (info) return xerbla_(SCALAR_SUFFIX_UP "SPR2 ", &info, 6);
if (info) return xerbla_(SCALAR_SUFFIX_UP "SPR2 ", &info);
if (alpha == Scalar(0)) return 1;
if (alpha == Scalar(0)) return;
Scalar *x_cpy = get_compact_vector(x, *n, *incx);
Scalar *y_cpy = get_compact_vector(y, *n, *incy);
int code = UPLO(*uplo);
if (code >= 2 || func[code] == 0) return 0;
if (code >= 2 || func[code] == 0) return;
func[code](*n, ap, x_cpy, y_cpy, alpha);
if (x_cpy != x) delete[] x_cpy;
if (y_cpy != y) delete[] y_cpy;
return 1;
}
/** DGER performs the rank 1 operation
@@ -281,8 +274,8 @@ int EIGEN_BLAS_FUNC(spr2)(char *uplo, int *n, RealScalar *palpha, RealScalar *px
* where alpha is a scalar, x is an m element vector, y is an n element
* vector and A is an m by n matrix.
*/
int EIGEN_BLAS_FUNC(ger)(int *m, int *n, Scalar *palpha, Scalar *px, int *incx, Scalar *py, int *incy, Scalar *pa,
int *lda) {
EIGEN_BLAS_FUNC(ger)
(int *m, int *n, Scalar *palpha, Scalar *px, int *incx, Scalar *py, int *incy, Scalar *pa, int *lda) {
Scalar *x = reinterpret_cast<Scalar *>(px);
Scalar *y = reinterpret_cast<Scalar *>(py);
Scalar *a = reinterpret_cast<Scalar *>(pa);
@@ -299,9 +292,9 @@ int EIGEN_BLAS_FUNC(ger)(int *m, int *n, Scalar *palpha, Scalar *px, int *incx,
info = 7;
else if (*lda < std::max(1, *m))
info = 9;
if (info) return xerbla_(SCALAR_SUFFIX_UP "GER ", &info, 6);
if (info) return xerbla_(SCALAR_SUFFIX_UP "GER ", &info);
if (alpha == Scalar(0)) return 1;
if (alpha == Scalar(0)) return;
Scalar *x_cpy = get_compact_vector(x, *m, *incx);
Scalar *y_cpy = get_compact_vector(y, *n, *incy);
@@ -310,6 +303,4 @@ int EIGEN_BLAS_FUNC(ger)(int *m, int *n, Scalar *palpha, Scalar *px, int *incx,
if (x_cpy != x) delete[] x_cpy;
if (y_cpy != y) delete[] y_cpy;
return 1;
}