1 /******************************************************************************
2 * Copyright (c) 2013-2015, Texas Instruments Incorporated - http://www.ti.com/
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
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8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of Texas Instruments Incorporated nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
26 * THE POSSIBILITY OF SUCH DAMAGE.
27 *****************************************************************************/
29 #include "ti_cblas.h"
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34 void __real_cblas_ssyr(const enum CBLAS_ORDER order, const enum CBLAS_UPLO Uplo, const int N, const float alpha, const float *X, const int incX, float *A, const int lda) ;
36 #ifdef __cplusplus
37 }
38 extern "C"
39 #endif
40 void cblas_ssyr(const enum CBLAS_ORDER order, const enum CBLAS_UPLO Uplo, const int N, const float alpha, const float *X, const int incX, float *A, const int lda)
41 {
43 /* Do an init on first use */
44 if (!ti_cblas_init_done) ti_cblas_init();
45 TI_CBLAS_DEBUG_PRINT("Intercepted call to %s\n", "cblas_ssyr");
47 TI_CBLAS_PROFILE_START();
48 /* Dynamic condtional offload to ARM */
49 if ((TI_CBLAS_L2_OFFLOAD == TI_CBLAS_OFFLOAD_NONE)) {
50 TI_CBLAS_DEBUG_PRINT("Executing ARM %s\n", "cblas_ssyr");
51 __real_cblas_ssyr(order,Uplo,N,alpha,X,incX,A,lda);
52 TI_CBLAS_PROFILE_REPORT(" Entire %s call (ARM) took %8.2f us\n","cblas_ssyr", (float) clock_diff);
53 return ;
54 }
55 /* End ARM offload */
57 /******************************************************************/
58 /* DSP offload WILL be done if control reaches here */
59 TI_CBLAS_DEBUG_PRINT("Offloading to DSP %s\n", "cblas_ssyr");
61 /* Lookup kernel pointer from global table */
62 #ifdef __cplusplus
63 Event e;
64 Kernel* __K;
65 #else
66 cl_kernel __K;
67 #endif
68 __K = ti_cblas_get_kernel(TI_CBLAS_CBLAS_SSYR_IDX, "ocl_cblas_ssyr");
69 #ifdef __cplusplus
70 try
71 #else
72 cl_int err = CL_SUCCESS;
73 #endif
74 {
76 #ifdef __cplusplus
77 __K->setArg(0, order);
78 #else
79 err |= clSetKernelArg(__K, 0, sizeof(order), &order);
80 #endif
82 #ifdef __cplusplus
83 __K->setArg(1, Uplo);
84 #else
85 err |= clSetKernelArg(__K, 1, sizeof(Uplo), &Uplo);
86 #endif
88 #ifdef __cplusplus
89 __K->setArg(2, N);
90 #else
91 err |= clSetKernelArg(__K, 2, sizeof(N), &N);
92 #endif
94 #ifdef __cplusplus
95 __K->setArg(3, alpha);
96 #else
97 err |= clSetKernelArg(__K, 3, sizeof(alpha), &alpha);
98 #endif
99 /* For const arguments we use CL_MEM_USE_READ_ONLY */
101 int size_bufX;
102 size_bufX = (1+(N-1)*abs(incX))*sizeof(float);
103 size_bufX = MAX(size_bufX,1);
105 #ifdef __cplusplus
106 Buffer buf_X(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X);
107 __K->setArg(4, buf_X);
108 #else
109 cl_mem buf_X = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X, &err);
110 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
111 err |= clSetKernelArg(__K, 4, sizeof(buf_X), &buf_X);
112 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
113 #endif
115 #ifdef __cplusplus
116 __K->setArg(5, incX);
117 #else
118 err |= clSetKernelArg(__K, 5, sizeof(incX), &incX);
119 #endif
121 int size_bufA;
122 size_bufA = N*lda*sizeof(float);
123 size_bufA = MAX(size_bufA,1);
125 #ifdef __cplusplus
126 Buffer buf_A(*ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, size_bufA, (void *)A);
127 __K->setArg(6, buf_A);
128 #else
129 cl_mem buf_A = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, size_bufA, (void *)A, &err);
130 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
131 err |= clSetKernelArg(__K, 6, sizeof(buf_A), &buf_A);
132 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
133 #endif
135 #ifdef __cplusplus
136 __K->setArg(7, lda);
137 #else
138 err |= clSetKernelArg(__K, 7, sizeof(lda), &lda);
139 #endif
141 #ifdef __cplusplus
142 ti_cblas_ocl_Q->enqueueTask(*__K, 0, &e);
143 e.wait();
144 #else
145 cl_event e;
146 err |= clEnqueueTask(ti_cblas_ocl_Q, __K, 0, 0, &e);
147 TI_CBLAS_OCL_CHKERROR("clEnqueueTask",err);
148 err |= clWaitForEvents(1, &e);
149 TI_CBLAS_OCL_CHKERROR("clWaitForEvents",err);
150 err |= clReleaseEvent(e);
151 TI_CBLAS_OCL_CHKERROR("clReleaseEvent",err);
153 #endif
155 ti_cblas_delete_kernel(__K);
157 TI_CBLAS_DEBUG_PRINT("Finished executing %s\n", "cblas_ssyr");
158 TI_CBLAS_PROFILE_REPORT(" Entire %s call (DSP) took %8.2f us\n","cblas_ssyr", (float) clock_diff);
159 return ;
160 }
162 #ifdef __cplusplus
163 catch (Error err)
164 {
165 ti_cblas_error(err.what(),err.err());
166 return ;
167 }
168 #endif
169 }