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
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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_cdotc_sub(const int N, const void *X, const int incX, const void *Y, const int incY, void *dotc) ;
36 #ifdef __cplusplus
37 }
38 extern "C"
39 #endif
40 void cblas_cdotc_sub(const int N, const void *X, const int incX, const void *Y, const int incY, void *dotc)
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_cdotc_sub");
47 TI_CBLAS_PROFILE_START();
49 /* Dynamic condtional offload to ARM */
50 if ((TI_CBLAS_L1_OFFLOAD == TI_CBLAS_OFFLOAD_NONE)) {
51 TI_CBLAS_DEBUG_PRINT("Executing ARM %s\n", "cblas_cdotc_sub");
52 __real_cblas_cdotc_sub(N,X,incX,Y,incY,dotc);
53 TI_CBLAS_PROFILE_REPORT(" Entire %s call (ARM) took %8.2f us\n","cblas_cdotc_sub", (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_cdotc_sub");
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_CDOTC_SUB_IDX, "ocl_cblas_cdotc_sub");
70 #ifdef __cplusplus
71 try
72 #else
73 cl_int err = CL_SUCCESS;
74 #endif
75 {
78 #ifdef __cplusplus
79 __K->setArg(0, N);
80 #else
81 err |= clSetKernelArg(__K, 0, sizeof(N), &N);
82 #endif
83 /* For const arguments we use CL_MEM_USE_READ_ONLY */
85 int size_bufX;
86 size_bufX = 2*(1+(N-1)*abs(incX))*sizeof(float);
87 size_bufX = MAX(size_bufX,1);
89 #ifdef __cplusplus
90 Buffer buf_X(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X);
91 __K->setArg(1, buf_X);
92 #else
93 cl_mem buf_X = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X, &err);
94 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
95 err |= clSetKernelArg(__K, 1, sizeof(buf_X), &buf_X);
96 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
97 #endif
99 #ifdef __cplusplus
100 __K->setArg(2, incX);
101 #else
102 err |= clSetKernelArg(__K, 2, sizeof(incX), &incX);
103 #endif
104 /* For const arguments we use CL_MEM_USE_READ_ONLY */
106 int size_bufY;
107 size_bufY = 2*(1+(N-1)*abs(incY))*sizeof(float);
108 size_bufY = MAX(size_bufY,1);
110 #ifdef __cplusplus
111 Buffer buf_Y(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufY, (void *)Y);
112 __K->setArg(3, buf_Y);
113 #else
114 cl_mem buf_Y = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufY, (void *)Y, &err);
115 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
116 err |= clSetKernelArg(__K, 3, sizeof(buf_Y), &buf_Y);
117 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
118 #endif
120 #ifdef __cplusplus
121 __K->setArg(4, incY);
122 #else
123 err |= clSetKernelArg(__K, 4, sizeof(incY), &incY);
124 #endif
126 #ifdef __cplusplus
127 Buffer buf_dotc(*ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, 2*sizeof(float), (void *)dotc);
128 __K->setArg(5, buf_dotc);
129 #else
130 cl_mem buf_dotc = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, 2*sizeof(float), (void *)dotc, &err);
131 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
132 err |= clSetKernelArg(__K, 5, sizeof(buf_dotc), &buf_dotc);
133 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
134 #endif
136 #ifdef __cplusplus
137 ti_cblas_ocl_Q->enqueueTask(*__K, 0, &e);
138 e.wait();
139 #else
140 cl_event e;
141 err |= clEnqueueTask(ti_cblas_ocl_Q, __K, 0, 0, &e);
142 TI_CBLAS_OCL_CHKERROR("clEnqueueTask",err);
143 err |= clWaitForEvents(1, &e);
144 TI_CBLAS_OCL_CHKERROR("clWaitForEvents",err);
145 err |= clReleaseEvent(e);
146 TI_CBLAS_OCL_CHKERROR("clReleaseEvent",err);
148 #endif
149 ti_cblas_delete_kernel(__K);
151 TI_CBLAS_DEBUG_PRINT("Finished executing %s\n", "cblas_cdotc_sub");
152 TI_CBLAS_PROFILE_REPORT(" Entire %s call (DSP) took %8.2f us\n","cblas_cdotc_sub", (float) clock_diff);
153 return ;
154 }
156 #ifdef __cplusplus
157 catch (Error err)
158 {
159 ti_cblas_error(err.what(),err.err());
160 return ;
161 }
162 #endif
163 }