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#include <flens/lapack/interface/include/config.h>
namespace flens { namespace lapack { extern "C" { //-- dgeevx -------------------------------------------------------------------- void LAPACK_DECL(dgeevx)(const char *BALANC, const char *JOBVL, const char *JOBVR, const char *_SENSE, const INTEGER *N, DOUBLE *A, const INTEGER *LDA, DOUBLE *WR, DOUBLE *WI, DOUBLE *VL, const INTEGER *LDVL, DOUBLE *VR, const INTEGER *LDVR, INTEGER *ILO, INTEGER *IHI, DOUBLE *SCALE, DOUBLE *ABNRM, DOUBLE *RCONDE, DOUBLE *RCONDV, DOUBLE *WORK, const INTEGER *LWORK, INTEGER *IWORK, INTEGER *INFO) { std::cerr << "dgeevx: N = " << *N << std::endl; using std::max; using std::min; // // Test the input parameters so that we pass LAPACK error checks // *INFO = 0; const bool lQuery = (*LWORK==-1); const bool wantVL = (*JOBVL=='V'); const bool wantVR = (*JOBVR=='V'); const bool wantSNN = (*_SENSE=='N'); const bool wantSNE = (*_SENSE=='E'); const bool wantSNV = (*_SENSE=='V'); const bool wantSNB = (*_SENSE=='B'); if (*BALANC!='N' && *BALANC!='S' && *BALANC!='P' && *BALANC!='B') { *INFO = 1; } else if ((!wantVL) && (*JOBVL!='N')) { *INFO = 2; } else if ((!wantVR) && (*JOBVR!='N')) { *INFO = 3; } else if (!(wantSNN || wantSNE || wantSNB || wantSNV) || ((wantSNE || wantSNB ) && !(wantVL && wantVR))) { *INFO = 4; } else if (*N<0) { *INFO = 5; } else if (*LDA<max(INTEGER(1),*N)) { *INFO = 7; } else if (*LDVL<1 || (wantVL && *LDVL<*N)) { *INFO = 11; } else if (*LDVR<1 || (wantVR && *LDVR<*N)) { *INFO = 13; } if (*INFO!=0) { LAPACK_ERROR("DGEEVX", INFO); *INFO = -(*INFO); return; } // // Setup FLENS matrix/vector types // BALANCE::Balance balance = BALANCE::Balance(*BALANC); SENSE::Sense sense = SENSE::Sense(*_SENSE); ASSERT(char(balance)==*BALANC); ASSERT(char(sense)==*_SENSE); typedef typename DGeMatrixView::IndexType IndexType; DGeMatrixView _A = DFSView(*N, *N, A, *LDA); DDenseVectorView _WR = DArrayView(*N, WR, 1); DDenseVectorView _WI = DArrayView(*N, WI, 1); DGeMatrixView _VL = DFSView(*N, *N, VL, *LDVL); DGeMatrixView _VR = DFSView(*N, *N, VR, *LDVR); IndexType _ILO = *ILO; IndexType _IHI = *IHI; DDenseVectorView _SCALE = DArrayView(*N, SCALE, 1); DDenseVectorView _RCONDE = DArrayView(*N, RCONDE, 1); DDenseVectorView _RCONDV = DArrayView(*N, RCONDV, 1); DDenseVectorView _WORK = DArrayView(*LWORK, WORK, 1); IDenseVector _IWORK(*N * 2 - 2); for (int i=1; i<=_IWORK.length(); ++i) { _IWORK(i) = IWORK[i-1]; } // // Test if work has at least minimal worksize // auto ws = evx_wsq(wantVL, wantVR, sense, _A); if (*LWORK<ws.first && !lQuery) { *INFO = 21; } if (*INFO!=0) { LAPACK_ERROR("DGEEVX", INFO); *INFO = -(*INFO); return; } // // Call FLENS implementation // evx(balance, wantVL, wantVR, sense, _A, _WR, _WI, _VL, _VR, _ILO, _IHI, _SCALE, *ABNRM, _RCONDE, _RCONDV, _WORK, _IWORK); for (int i=1; i<=_IWORK.length(); ++i) { IWORK[i-1] = _IWORK(i); } *ILO = _ILO; *IHI = _IHI; } //-- zgeevx -------------------------------------------------------------------- void LAPACK_DECL(zgeevx)(const char *BALANC, const char *JOBVL, const char *JOBVR, const char *_SENSE, const INTEGER *N, DOUBLE_COMPLEX *A, const INTEGER *LDA, DOUBLE_COMPLEX *W, DOUBLE_COMPLEX *VL, const INTEGER *LDVL, DOUBLE_COMPLEX *VR, const INTEGER *LDVR, INTEGER *ILO, INTEGER *IHI, DOUBLE *SCALE, DOUBLE *ABNRM, DOUBLE *RCONDE, DOUBLE *RCONDV, DOUBLE_COMPLEX *WORK, const INTEGER *LWORK, DOUBLE *RWORK, INTEGER *INFO) { using std::max; using std::min; // // Test the input parameters so that we pass LAPACK error checks // *INFO = 0; const bool lQuery = (*LWORK==-1); const bool wantVL = (*JOBVL=='V'); const bool wantVR = (*JOBVR=='V'); const bool wantSNN = (*_SENSE=='N'); const bool wantSNE = (*_SENSE=='E'); const bool wantSNV = (*_SENSE=='V'); const bool wantSNB = (*_SENSE=='B'); if (*BALANC!='N' && *BALANC!='S' && *BALANC!='P' && *BALANC!='B') { *INFO = 1; } else if ((!wantVL) && (*JOBVL!='N')) { *INFO = 2; } else if ((!wantVR) && (*JOBVR!='N')) { *INFO = 3; } else if (!(wantSNN || wantSNE || wantSNB || wantSNV) || ((wantSNE || wantSNB ) && !(wantVL && wantVR))) { *INFO = 4; } else if (*N<0) { *INFO = 5; } else if (*LDA<max(INTEGER(1),*N)) { *INFO = 7; } else if (*LDVL<1 || (wantVL && *LDVL<*N)) { *INFO = 10; } else if (*LDVR<1 || (wantVR && *LDVR<*N)) { *INFO = 12; } if (*INFO!=0) { LAPACK_ERROR("ZGEEVX", INFO); *INFO = -(*INFO); return; } // // Setup FLENS matrix/vector types // BALANCE::Balance balance = BALANCE::Balance(*BALANC); SENSE::Sense sense = SENSE::Sense(*_SENSE); ASSERT(char(balance)==*BALANC); ASSERT(char(sense)==*_SENSE); typedef typename DGeMatrixView::IndexType IndexType; auto zA = reinterpret_cast<CXX_DOUBLE_COMPLEX *>(A); auto zW = reinterpret_cast<CXX_DOUBLE_COMPLEX *>(W); auto zVL = reinterpret_cast<CXX_DOUBLE_COMPLEX *>(VL); auto zVR = reinterpret_cast<CXX_DOUBLE_COMPLEX *>(VR); auto zWORK = reinterpret_cast<CXX_DOUBLE_COMPLEX *>(WORK); ZGeMatrixView _A = ZFSView(*N, *N, zA, *LDA); ZDenseVectorView _W = ZArrayView(*N, zW, 1); ZGeMatrixView _VL = ZFSView(*N, *N, zVL, *LDVL); ZGeMatrixView _VR = ZFSView(*N, *N, zVR, *LDVR); IndexType _ILO = *ILO; IndexType _IHI = *IHI; DDenseVectorView _SCALE = DArrayView(*N, SCALE, 1); DDenseVectorView _RCONDE = DArrayView(*N, RCONDE, 1); DDenseVectorView _RCONDV = DArrayView(*N, RCONDV, 1); ZDenseVectorView _WORK = ZArrayView(*LWORK, zWORK, 1); DDenseVectorView _RWORK = DArrayView(2*(*N), RWORK, 1); // // Test if work has at least minimal worksize // auto ws = evx_wsq(wantVL, wantVR, sense, _A); if (*LWORK<ws.first && !lQuery) { *INFO = 20; } if (*INFO!=0) { LAPACK_ERROR("ZGEEVX", INFO); *INFO = -(*INFO); return; } // // Call FLENS implementation // evx(balance, wantVL, wantVR, sense, _A, _W, _VL, _VR, _ILO, _IHI, _SCALE, *ABNRM, _RCONDE, _RCONDV, _WORK, _RWORK); *ILO = _ILO; *IHI = _IHI; } } // extern "C" } } // namespace lapack, flens |