1 /* 2 This file deals with the BLAS/LAPACK naming convention on 3 non-Microsoft systems, which may append an underscore, use 4 upper or lower case, and/or use a configurable symbol suffix. 5 */ 6 #if !defined(_BLASLAPACK_MANGLE_H) 7 #define _BLASLAPACK_MANGLE_H 8 9 /****************************************************************************/ 10 /* macros to mangle BLAS/LAPACK names as needed for linking */ 11 12 /* token pasting, with an extra level of indirection so that we 13 can paste the contents of other preprocessor #definitions */ 14 #define PETSC_PASTE2_(a,b) a ## b 15 #define PETSC_PASTE2(a,b) PETSC_PASTE2_(a,b) 16 #define PETSC_PASTE3_(a,b,c) a ## b ## c 17 #define PETSC_PASTE3(a,b,c) PETSC_PASTE3_(a,b,c) 18 19 #if !defined(PETSC_BLASLAPACK_SUFFIX) 20 # if defined(PETSC_BLASLAPACK_UNDERSCORE) 21 # define PETSC_BLASLAPACK_SUFFIX_ _ 22 # else 23 # define PETSC_BLASLAPACK_SUFFIX_ 24 # endif 25 #else 26 # if defined(PETSC_BLASLAPACK_UNDERSCORE) 27 # define PETSC_BLASLAPACK_SUFFIX_ PETSC_PASTE2(PETSC_BLASLAPACK_SUFFIX,_) 28 # else 29 # define PETSC_BLASLAPACK_SUFFIX_ PETSC_BLASLAPACK_SUFFIX 30 # endif 31 #endif 32 33 /* complex/real and single/double/quad precision prefixes: */ 34 #if !defined(PETSC_USE_COMPLEX) 35 # if defined(PETSC_BLASLAPACK_CAPS) 36 # if defined(PETSC_USE_REAL_SINGLE) 37 # define PETSC_BLASLAPACK_PREFIX_ S 38 # elif defined(PETSC_USE_REAL_DOUBLE) 39 # define PETSC_BLASLAPACK_PREFIX_ D 40 # else 41 # define PETSC_BLASLAPACK_PREFIX_ Q 42 # endif 43 # else 44 # if defined(PETSC_USE_REAL_SINGLE) 45 # define PETSC_BLASLAPACK_PREFIX_ s 46 # elif defined(PETSC_USE_REAL_DOUBLE) 47 # define PETSC_BLASLAPACK_PREFIX_ d 48 # elif defined(PETSC_USE_REAL___FLOAT128) 49 # define PETSC_BLASLAPACK_PREFIX_ q 50 # else 51 # define PETSC_BLASLAPACK_PREFIX_ h 52 # endif 53 # endif 54 # define PETSC_BLASLAPACK_RPREFIX_ PETSC_BLASLAPACK_PREFIX_ 55 #else 56 # if defined(PETSC_BLASLAPACK_CAPS) 57 # if defined(PETSC_USE_REAL_SINGLE) 58 # define PETSC_BLASLAPACK_PREFIX_ C 59 # define PETSC_BLASLAPACK_RPREFIX_ SC 60 # elif defined(PETSC_USE_REAL_DOUBLE) 61 # define PETSC_BLASLAPACK_PREFIX_ Z 62 # define PETSC_BLASLAPACK_RPREFIX_ DZ 63 # elif defined(PETSC_USE_REAL___FLOAT128) 64 # define PETSC_BLASLAPACK_PREFIX_ W 65 # define PETSC_BLASLAPACK_RPREFIX_ QW 66 # else 67 # define PETSC_BLASLAPACK_PREFIX_ HK 68 # define PETSC_BLASLAPACK_RPREFIX_ K 69 # endif 70 # else 71 # if defined(PETSC_USE_REAL_SINGLE) 72 # define PETSC_BLASLAPACK_PREFIX_ c 73 # define PETSC_BLASLAPACK_RPREFIX_ sc 74 # elif defined(PETSC_USE_REAL_DOUBLE) 75 # define PETSC_BLASLAPACK_PREFIX_ z 76 # define PETSC_BLASLAPACK_RPREFIX_ dz 77 # elif defined(PETSC_USE_REAL___FLOAT128) 78 # define PETSC_BLASLAPACK_PREFIX_ w 79 # define PETSC_BLASLAPACK_RPREFIX_ qw 80 # else 81 # define PETSC_BLASLAPACK_PREFIX_ hk 82 # define PETSC_BLASLAPACK_RPREFIX_ k 83 # endif 84 # endif 85 #endif 86 87 /* define macros PETSCBLAS to mangle BLAS/LAPACK subroutine names, and 88 PETSCBLASR for functions returning real values */ 89 #if defined(PETSC_BLASLAPACK_CAPS) 90 # define PETSCBLAS(x,X) PETSC_PASTE3(PETSC_BLASLAPACK_PREFIX_, X, PETSC_BLASLAPACK_SUFFIX_) 91 # define PETSCBLASR(x,X) PETSC_PASTE3(PETSC_BLASLAPACK_RPREFIX_, X, PETSC_BLASLAPACK_SUFFIX_) 92 #else 93 # define PETSCBLAS(x,X) PETSC_PASTE3(PETSC_BLASLAPACK_PREFIX_, x, PETSC_BLASLAPACK_SUFFIX_) 94 # define PETSCBLASR(x,X) PETSC_PASTE3(PETSC_BLASLAPACK_RPREFIX_, x, PETSC_BLASLAPACK_SUFFIX_) 95 #endif 96 97 /****************************************************************************/ 98 /* definitions of BLAS and LAPACK symbols */ 99 100 /* Subroutine names that are the same for real/complex data: */ 101 /* no character-string arguments: */ 102 #define LAPACKgeqrf_ PETSCBLAS(geqrf,GEQRF) 103 #define LAPACKgetrf_ PETSCBLAS(getrf,GETRF) 104 #define LAPACKgetri_ PETSCBLAS(getri,GETRI) 105 #define BLASnrm2_ PETSCBLASR(nrm2,NRM2) 106 #define BLASscal_ PETSCBLAS(scal,SCAL) 107 #define BLAScopy_ PETSCBLAS(copy,COPY) 108 #define BLASswap_ PETSCBLAS(swap,SWAP) 109 #define BLASaxpy_ PETSCBLAS(axpy,AXPY) 110 #define BLASasum_ PETSCBLASR(asum,ASUM) 111 #define LAPACKpttrf_ PETSCBLAS(pttrf,PTTRF) /* factorization of a spd tridiagonal matrix */ 112 #define LAPACKpttrs_ PETSCBLAS(pttrs,PTTRS) /* solve a spd tridiagonal matrix system */ 113 #define LAPACKstein_ PETSCBLAS(stein,STEIN) /* eigenvectors of real symm tridiagonal matrix */ 114 #define LAPACKgesv_ PETSCBLAS(gesv,GESV) 115 #define LAPACKgelss_ PETSCBLAS(gelss,GELSS) 116 #define LAPACKgerfs_ PETSCBLAS(gerfs,GERFS) 117 #define LAPACKtgsen_ PETSCBLAS(tgsen,TGSEN) 118 /* character-string arguments: */ 119 #define LAPACKpotrf_ PETSCBLAS(potrf,POTRF) 120 #define LAPACKpotri_ PETSCBLAS(potri,POTRI) 121 #define LAPACKpotrs_ PETSCBLAS(potrs,POTRS) 122 #define LAPACKsytrf_ PETSCBLAS(sytrf,SYTRF) 123 #define LAPACKsytrs_ PETSCBLAS(sytrs,SYTRS) 124 #define LAPACKsytri_ PETSCBLAS(sytri,SYTRI) 125 #define BLASgemv_ PETSCBLAS(gemv,GEMV) 126 #define LAPACKgetrs_ PETSCBLAS(getrs,GETRS) 127 #define BLAStrmv_ PETSCBLAS(trmv,TRMV) 128 #define BLASgemm_ PETSCBLAS(gemm,GEMM) 129 #define BLASsymm_ PETSCBLAS(symm,SYMM) 130 #define BLASsyrk_ PETSCBLAS(syrk,SYRK) 131 #define BLASsyr2k_ PETSCBLAS(syr2k,SYR2K) 132 #define BLAStrsm_ PETSCBLAS(trsm,TRSM) 133 #define LAPACKgesvd_ PETSCBLAS(gesvd,GESVD) 134 #define LAPACKgeev_ PETSCBLAS(geev,GEEV) 135 #define LAPACKgels_ PETSCBLAS(gels,GELS) 136 #define LAPACKsteqr_ PETSCBLAS(steqr,STEQR) /* eigenvalues and eigenvectors of symm tridiagonal */ 137 #define LAPACKhseqr_ PETSCBLAS(hseqr,HSEQR) 138 #define LAPACKgges_ PETSCBLAS(gges,GGES) 139 #define LAPACKtrsen_ PETSCBLAS(trsen,TRSEN) 140 #define LAPACKormqr_ PETSCBLAS(ormqr,ORMQR) 141 #define LAPACKhgeqz_ PETSCBLAS(hgeqz,HGEQZ) 142 #define LAPACKtrtrs_ PETSCBLAS(trtrs,TRTRS) 143 144 /* Subroutine names that differ for real/complex data: */ 145 #if !defined(PETSC_USE_COMPLEX) 146 # define LAPACKungqr_ PETSCBLAS(orgqr,ORGQR) 147 # define BLASdot_ PETSCBLAS(dot,DOT) 148 # define BLASdotu_ PETSCBLAS(dot,DOT) 149 150 # define LAPACKsyev_ PETSCBLAS(syev,SYEV) /* eigenvalues and eigenvectors of a symm matrix */ 151 # define LAPACKsyevx_ PETSCBLAS(syevx,SYEVX) /* selected eigenvalues and eigenvectors of a symm matrix */ 152 # define LAPACKsygv_ PETSCBLAS(sygv,SYGV) 153 # define LAPACKsygvx_ PETSCBLAS(sygvx,SYGVX) 154 155 /* stebz does not exist for complex data */ 156 # define LAPACKstebz_ PETSCBLAS(stebz,STEBZ) /* eigenvalues of symm tridiagonal matrix */ 157 #else 158 # define LAPACKungqr_ PETSCBLAS(ungqr,UNGQR) 159 /* note: dot and dotu are handled separately for complex data */ 160 161 # define LAPACKsyev_ PETSCBLAS(heev,HEEV) /* eigenvalues and eigenvectors of a symm matrix */ 162 # define LAPACKsyevx_ PETSCBLAS(heevx,HEEVX) /* selected eigenvalues and eigenvectors of a symm matrix */ 163 # define LAPACKsygv_ PETSCBLAS(hegv,HEGV) 164 # define LAPACKsygvx_ PETSCBLAS(hegvx,HEGVX) 165 #endif 166 167 #endif 168