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2 /* Copyright 2009, 2010 The University of Texas at Austin. */
3 /* All rights reserved. */
5 /* Redistribution and use in source and binary forms, with or */
6 /* without modification, are permitted provided that the following */
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19 /* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
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37 /*********************************************************************/
42 #ifdef FUNCTION_PROFILE
43 #include "functable.h"
47 #define ERROR_NAME "XHPR "
49 #define ERROR_NAME "ZHPR "
51 #define ERROR_NAME "CHPR "
54 static int (*hpr[])(BLASLONG, FLOAT, FLOAT *, BLASLONG, FLOAT *, FLOAT *) = {
56 xhpr_U, xhpr_L, xhpr_V, xhpr_M,
58 zhpr_U, zhpr_L, zhpr_V, zhpr_M,
60 chpr_U, chpr_L, chpr_V, chpr_M,
65 static int (*hpr_thread[])(BLASLONG, FLOAT, FLOAT *, BLASLONG, FLOAT *, FLOAT *, int) = {
67 xhpr_thread_U, xhpr_thread_L, xhpr_thread_V, xhpr_thread_M,
69 zhpr_thread_U, zhpr_thread_L, zhpr_thread_V, zhpr_thread_M,
71 chpr_thread_U, chpr_thread_L, chpr_thread_V, chpr_thread_M,
78 void NAME(char *UPLO, blasint *N, FLOAT *ALPHA,
79 FLOAT *x, blasint *INCX, FLOAT *a){
81 char uplo_arg = *UPLO;
98 if (uplo_arg == 'U') uplo = 0;
99 if (uplo_arg == 'L') uplo = 1;
103 if (incx == 0) info = 5;
105 if (uplo < 0) info = 1;
108 BLASFUNC(xerbla)(ERROR_NAME, &info, sizeof(ERROR_NAME));
114 void CNAME(enum CBLAS_ORDER order,
115 enum CBLAS_UPLO Uplo,
118 void *vx, blasint incx,
121 FLOAT* x = (FLOAT*) vx;
122 FLOAT* a = (FLOAT*) va;
136 if (order == CblasColMajor) {
137 if (Uplo == CblasUpper) uplo = 0;
138 if (Uplo == CblasLower) uplo = 1;
142 if (incx == 0) info = 5;
144 if (uplo < 0) info = 1;
147 if (order == CblasRowMajor) {
148 if (Uplo == CblasUpper) uplo = 3;
149 if (Uplo == CblasLower) uplo = 2;
153 if (incx == 0) info = 5;
155 if (uplo < 0) info = 1;
159 BLASFUNC(xerbla)(ERROR_NAME, &info, sizeof(ERROR_NAME));
167 if (alpha == ZERO) return;
171 FUNCTION_PROFILE_START();
173 if (incx < 0 ) x -= (n - 1) * incx * 2;
175 buffer = (FLOAT *)blas_memory_alloc(1);
178 nthreads = num_cpu_avail(2);
183 (hpr[uplo])(n, alpha, x, incx, a, buffer);
189 (hpr_thread[uplo])(n, alpha, x, incx, a, buffer, nthreads);
194 blas_memory_free(buffer);
196 FUNCTION_PROFILE_END(4, n * n / 2 + n, n * n);