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37 /*********************************************************************/
42 #ifdef FUNCTION_PROFILE
43 #include "functable.h"
47 #define ERROR_NAME "ZSPMV "
49 #define ERROR_NAME "ZSPMV "
51 #define ERROR_NAME "CSPMV "
54 static int (*spmv[])(BLASLONG, FLOAT, FLOAT, FLOAT *, FLOAT *, BLASLONG, FLOAT *, BLASLONG, void *) = {
65 static int (*spmv_thread[])(BLASLONG, FLOAT *, FLOAT *, FLOAT *, BLASLONG, FLOAT *, BLASLONG, FLOAT *, int) = {
67 xspmv_thread_U, xspmv_thread_L,
69 zspmv_thread_U, zspmv_thread_L,
71 cspmv_thread_U, cspmv_thread_L,
76 void NAME(char *UPLO, blasint *N, FLOAT *ALPHA, FLOAT *a,
77 FLOAT *b, blasint *INCX, FLOAT *BETA, FLOAT *c, blasint *INCY){
79 char uplo_arg = *UPLO;
81 FLOAT alpha_r = ALPHA[0];
82 FLOAT alpha_i = ALPHA[1];
84 FLOAT beta_r = BETA[0];
85 FLOAT beta_i = BETA[1];
100 if (uplo_arg == 'U') uplo = 0;
101 if (uplo_arg == 'L') uplo = 1;
105 if (incy == 0) info = 9;
106 if (incx == 0) info = 6;
108 if (uplo < 0) info = 1;
111 BLASFUNC(xerbla)(ERROR_NAME, &info, sizeof(ERROR_NAME));
117 if ((beta_r != ONE) || (beta_i != ZERO)) SCAL_K(n, 0, 0, beta_r, beta_i, c, abs(incy), NULL, 0, NULL, 0);
119 if ((alpha_r == ZERO) && (alpha_i == ZERO)) return;
123 FUNCTION_PROFILE_START();
125 if (incx < 0 ) b -= (n - 1) * incx * COMPSIZE;
126 if (incy < 0 ) c -= (n - 1) * incy * COMPSIZE;
128 buffer = (FLOAT *)blas_memory_alloc(1);
131 nthreads = num_cpu_avail(2);
136 (spmv[uplo])(n, alpha_r, alpha_i, a, b, incx, c, incy, buffer);
142 (spmv_thread[uplo])(n, ALPHA, a, b, incx, c, incy, buffer, nthreads);
147 blas_memory_free(buffer);
149 FUNCTION_PROFILE_END(4, n * n / 2 + n, n * n);