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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27 *****************************************************************************/
29 #include "ti_cblas.h"
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34 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) ;
36 #ifdef __cplusplus
37 }
38 extern "C"
39 #endif
40 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)
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_chpr2");
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_chpr2");
51 __real_cblas_chpr2(order,Uplo,N,alpha,X,incX,Y,incY,Ap);
52 TI_CBLAS_PROFILE_REPORT(" Entire %s call (ARM) took %8.2f us\n","cblas_chpr2", (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_chpr2");
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_CHPR2_IDX, "ocl_cblas_chpr2");
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
93 /* For const arguments we use CL_MEM_USE_READ_ONLY */
95 #ifdef __cplusplus
96 Buffer buf_alpha(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, 2*sizeof(float), (void *)alpha);
97 __K->setArg(3, buf_alpha);
98 #else
99 cl_mem buf_alpha = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, 2*sizeof(float), (void *)alpha, &err);
100 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
101 err |= clSetKernelArg(__K, 3, sizeof(buf_alpha), &buf_alpha);
102 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
103 #endif
104 /* For const arguments we use CL_MEM_USE_READ_ONLY */
106 int size_bufX;
107 size_bufX = 2*(1+(N-1)*abs(incX))*sizeof(float);
108 size_bufX = MAX(size_bufX,1);
110 #ifdef __cplusplus
111 Buffer buf_X(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X);
112 __K->setArg(4, buf_X);
113 #else
114 cl_mem buf_X = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X, &err);
115 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
116 err |= clSetKernelArg(__K, 4, sizeof(buf_X), &buf_X);
117 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
118 #endif
120 #ifdef __cplusplus
121 __K->setArg(5, incX);
122 #else
123 err |= clSetKernelArg(__K, 5, sizeof(incX), &incX);
124 #endif
125 /* For const arguments we use CL_MEM_USE_READ_ONLY */
127 int size_bufY;
128 size_bufY = 2*(1+(N-1)*abs(incY))*sizeof(float);
129 size_bufY = MAX(size_bufY,1);
131 #ifdef __cplusplus
132 Buffer buf_Y(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufY, (void *)Y);
133 __K->setArg(6, buf_Y);
134 #else
135 cl_mem buf_Y = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufY, (void *)Y, &err);
136 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
137 err |= clSetKernelArg(__K, 6, sizeof(buf_Y), &buf_Y);
138 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
139 #endif
141 #ifdef __cplusplus
142 __K->setArg(7, incY);
143 #else
144 err |= clSetKernelArg(__K, 7, sizeof(incY), &incY);
145 #endif
147 int size_bufAp;
148 size_bufAp = 2*N*(N+1)/2*sizeof(float);
149 size_bufAp = MAX(size_bufAp,1);
151 #ifdef __cplusplus
152 Buffer buf_Ap(*ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, size_bufAp, (void *)Ap);
153 __K->setArg(8, buf_Ap);
154 #else
155 cl_mem buf_Ap = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, size_bufAp, (void *)Ap, &err);
156 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
157 err |= clSetKernelArg(__K, 8, sizeof(buf_Ap), &buf_Ap);
158 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
159 #endif
161 #ifdef __cplusplus
162 ti_cblas_ocl_Q->enqueueTask(*__K, 0, &e);
163 e.wait();
164 #else
165 cl_event e;
166 err |= clEnqueueTask(ti_cblas_ocl_Q, __K, 0, 0, &e);
167 TI_CBLAS_OCL_CHKERROR("clEnqueueTask",err);
168 err |= clWaitForEvents(1, &e);
169 TI_CBLAS_OCL_CHKERROR("clWaitForEvents",err);
170 err |= clReleaseEvent(e);
171 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 }