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37 /*********************************************************************/
42 #ifdef FUNCTION_PROFILE
43 #include "functable.h"
47 #define ERROR_NAME "XSYMV "
49 #define ERROR_NAME "ZSYMV "
51 #define ERROR_NAME "CSYMV "
54 void NAME(char *UPLO, blasint *N, FLOAT *ALPHA, FLOAT *a, blasint *LDA,
55 FLOAT *b, blasint *INCX, FLOAT *BETA, FLOAT *c, blasint *INCY){
57 char uplo_arg = *UPLO;
59 FLOAT alpha_r = ALPHA[0];
60 FLOAT alpha_i = ALPHA[1];
63 FLOAT beta_r = BETA[0];
64 FLOAT beta_i = BETA[1];
67 int (*symv[])(BLASLONG, BLASLONG, FLOAT, FLOAT, FLOAT *, BLASLONG, FLOAT *, BLASLONG, FLOAT *, BLASLONG, FLOAT *) = {
72 int (*symv_thread[])(BLASLONG, FLOAT *, FLOAT *, BLASLONG, FLOAT *, BLASLONG, FLOAT *, BLASLONG, FLOAT *, int) = {
73 SYMV_THREAD_U, SYMV_THREAD_L,
89 if (uplo_arg == 'U') uplo = 0;
90 if (uplo_arg == 'L') uplo = 1;
94 if (incy == 0) info = 10;
95 if (incx == 0) info = 7;
96 if (lda < MAX(1, n)) info = 5;
98 if (uplo < 0) info = 1;
101 BLASFUNC(xerbla)(ERROR_NAME, &info, sizeof(ERROR_NAME));
107 if ((beta_r != ONE) || (beta_i != ZERO)) SCAL_K(n, 0, 0, beta_r, beta_i, c, abs(incy), NULL, 0, NULL, 0);
109 if ((alpha_r == ZERO) && (alpha_i == ZERO)) return;
113 FUNCTION_PROFILE_START();
115 if (incx < 0 ) b -= (n - 1) * incx * COMPSIZE;
116 if (incy < 0 ) c -= (n - 1) * incy * COMPSIZE;
118 buffer = (FLOAT *)blas_memory_alloc(1);
121 nthreads = num_cpu_avail(2);
126 (symv[uplo])(n, n, alpha_r, alpha_i, a, lda, b, incx, c, incy, buffer);
131 (symv_thread[uplo])(n, ALPHA, a, lda, b, incx, c, incy, buffer, nthreads);
136 blas_memory_free(buffer);
138 FUNCTION_PROFILE_END(4, n * n / 2 + 2 * n, 2 * n * n);