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:
7 * * Redistributions of source code must retain the above copyright
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
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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
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27 *****************************************************************************/
29 #include "ti_cblas_acc.h"
30 #include "../../ticblas/ticblas.h"
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 void __real_cblas_chpr2(const enum CBLAS_ORDER order, const enum CBLAS_UPLO Uplo, const int N, const void *alpha, const void *X, const int incX, const void *Y, const int incY, void *Ap) ;
37 #ifdef __cplusplus
38 }
39 extern "C"
40 #endif
41 void cblas_chpr2(const enum CBLAS_ORDER order, const enum CBLAS_UPLO Uplo, const int N, const void *alpha, const void *X, const int incX, const void *Y, const int incY, void *Ap)
42 {
44 /* Do an init on first use */
45 if (!ti_cblas_init_done) ti_cblas_init();
46 TI_CBLAS_DEBUG_PRINT("Intercepted call to %s\n", "cblas_chpr2");
48 TI_CBLAS_PROFILE_START();
49 /* Dynamic condtional offload to ARM */
50 if ((TI_CBLAS_L2_OFFLOAD == TI_CBLAS_OFFLOAD_NONE)) {
51 TI_CBLAS_DEBUG_PRINT("Executing ARM %s\n", "cblas_chpr2");
52 __real_cblas_chpr2(order,Uplo,N,alpha,X,incX,Y,incY,Ap);
53 TI_CBLAS_PROFILE_REPORT(" Entire %s call (ARM) took %8.2f us\n","cblas_chpr2", (float) clock_diff);
54 return ;
55 }
56 /* End ARM offload */
58 /******************************************************************/
59 /* DSP offload WILL be done if control reaches here */
60 TI_CBLAS_DEBUG_PRINT("Offloading to DSP %s\n", "cblas_chpr2");
62 /* Lookup kernel pointer from global table */
63 #ifdef __cplusplus
64 Event e;
65 Kernel* __K;
66 #else
67 cl_kernel __K;
68 #endif
69 __K = ti_cblas_get_kernel(TI_CBLAS_CBLAS_CHPR2_IDX, "ocl_cblas_chpr2");
70 #ifdef __cplusplus
71 try
72 #else
73 cl_int err = CL_SUCCESS;
74 #endif
75 {
77 #ifdef __cplusplus
78 __K->setArg(0, order);
79 #else
80 err |= clSetKernelArg(__K, 0, sizeof(order), &order);
81 #endif
83 #ifdef __cplusplus
84 __K->setArg(1, Uplo);
85 #else
86 err |= clSetKernelArg(__K, 1, sizeof(Uplo), &Uplo);
87 #endif
89 #ifdef __cplusplus
90 __K->setArg(2, N);
91 #else
92 err |= clSetKernelArg(__K, 2, sizeof(N), &N);
93 #endif
94 /* For const arguments we use CL_MEM_USE_READ_ONLY */
96 #ifdef __cplusplus
97 Buffer buf_alpha(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, 2*sizeof(float), (void *)alpha);
98 __K->setArg(3, buf_alpha);
99 #else
100 cl_mem buf_alpha = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, 2*sizeof(float), (void *)alpha, &err);
101 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
102 err |= clSetKernelArg(__K, 3, sizeof(buf_alpha), &buf_alpha);
103 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
104 #endif
105 /* For const arguments we use CL_MEM_USE_READ_ONLY */
107 int size_bufX;
108 size_bufX = 2*(1+(N-1)*abs(incX))*sizeof(float);
109 size_bufX = MAX(size_bufX,1);
111 #ifdef __cplusplus
112 Buffer buf_X(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X);
113 __K->setArg(4, buf_X);
114 #else
115 cl_mem buf_X = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X, &err);
116 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
117 err |= clSetKernelArg(__K, 4, sizeof(buf_X), &buf_X);
118 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
119 #endif
121 #ifdef __cplusplus
122 __K->setArg(5, incX);
123 #else
124 err |= clSetKernelArg(__K, 5, sizeof(incX), &incX);
125 #endif
126 /* For const arguments we use CL_MEM_USE_READ_ONLY */
128 int size_bufY;
129 size_bufY = 2*(1+(N-1)*abs(incY))*sizeof(float);
130 size_bufY = MAX(size_bufY,1);
132 #ifdef __cplusplus
133 Buffer buf_Y(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufY, (void *)Y);
134 __K->setArg(6, buf_Y);
135 #else
136 cl_mem buf_Y = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufY, (void *)Y, &err);
137 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
138 err |= clSetKernelArg(__K, 6, sizeof(buf_Y), &buf_Y);
139 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
140 #endif
142 #ifdef __cplusplus
143 __K->setArg(7, incY);
144 #else
145 err |= clSetKernelArg(__K, 7, sizeof(incY), &incY);
146 #endif
148 int size_bufAp;
149 size_bufAp = 2*N*(N+1)/2*sizeof(float);
150 size_bufAp = MAX(size_bufAp,1);
152 #ifdef __cplusplus
153 Buffer buf_Ap(*ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, size_bufAp, (void *)Ap);
154 __K->setArg(8, buf_Ap);
155 #else
156 cl_mem buf_Ap = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, size_bufAp, (void *)Ap, &err);
157 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
158 err |= clSetKernelArg(__K, 8, sizeof(buf_Ap), &buf_Ap);
159 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
160 #endif
162 #ifdef __cplusplus
163 ti_cblas_ocl_Q->enqueueTask(*__K, 0, &e);
164 e.wait();
165 #else
166 cl_event e;
167 err |= clEnqueueTask(ti_cblas_ocl_Q, __K, 0, 0, &e);
168 TI_CBLAS_OCL_CHKERROR("clEnqueueTask",err);
169 err |= clWaitForEvents(1, &e);
170 TI_CBLAS_OCL_CHKERROR("clWaitForEvents",err);
171 err |= clReleaseEvent(e);
172 TI_CBLAS_OCL_CHKERROR("clReleaseEvent",err);
173 #endif
175 ti_cblas_delete_kernel(__K);
177 TI_CBLAS_DEBUG_PRINT("Finished executing %s\n", "cblas_chpr2");
178 TI_CBLAS_PROFILE_REPORT(" Entire %s call (DSP) took %8.2f us\n","cblas_chpr2", (float) clock_diff);
179 return ;
180 }
182 #ifdef __cplusplus
183 catch (Error err)
184 {
185 ti_cblas_error(err.what(),err.err());
186 return ;
187 }
188 #endif
189 }