ba7eb80c39b54a0354928f3f35845d17b6333b53
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
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10 * notice, this list of conditions and the following disclaimer in the
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14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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29 #include "ti_cblas.h"
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34 void __real_cblas_dspmv(const enum CBLAS_ORDER order, const enum CBLAS_UPLO Uplo, const int N, const double alpha, const double *Ap, const double *X, const int incX, const double beta, double *Y, const int incY) ;
36 #ifdef __cplusplus
37 }
38 extern "C"
39 #endif
40 void cblas_dspmv(const enum CBLAS_ORDER order, const enum CBLAS_UPLO Uplo, const int N, const double alpha, const double *Ap, const double *X, const int incX, const double beta, double *Y, const int incY)
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_dspmv");
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_dspmv");
51 __real_cblas_dspmv(order,Uplo,N,alpha,Ap,X,incX,beta,Y,incY);
52 TI_CBLAS_PROFILE_REPORT(" Entire %s call (ARM) took %8.2f us\n","cblas_dspmv", (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_dspmv");
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_DSPMV_IDX, "ocl_cblas_dspmv");
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_bufAp;
102 size_bufAp = N*(N+1)/2*sizeof(double);
103 size_bufAp = MAX(size_bufAp,1);
105 #ifdef __cplusplus
106 Buffer buf_Ap(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufAp, (void *)Ap);
107 __K->setArg(4, buf_Ap);
108 #else
109 cl_mem buf_Ap = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufAp, (void *)Ap, &err);
110 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
111 err |= clSetKernelArg(__K, 4, sizeof(buf_Ap), &buf_Ap);
112 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
113 #endif
114 /* For const arguments we use CL_MEM_USE_READ_ONLY */
116 int size_bufX;
117 size_bufX = (1+(N-1)*abs(incX))*sizeof(double);
118 size_bufX = MAX(size_bufX,1);
120 #ifdef __cplusplus
121 Buffer buf_X(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X);
122 __K->setArg(5, buf_X);
123 #else
124 cl_mem buf_X = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X, &err);
125 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
126 err |= clSetKernelArg(__K, 5, sizeof(buf_X), &buf_X);
127 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
128 #endif
130 #ifdef __cplusplus
131 __K->setArg(6, incX);
132 #else
133 err |= clSetKernelArg(__K, 6, sizeof(incX), &incX);
134 #endif
136 #ifdef __cplusplus
137 __K->setArg(7, beta);
138 #else
139 err |= clSetKernelArg(__K, 7, sizeof(beta), &beta);
140 #endif
142 int size_bufY;
143 size_bufY = (1+(N-1)*abs(incY))*sizeof(double);
144 size_bufY = MAX(size_bufY,1);
146 #ifdef __cplusplus
147 Buffer buf_Y(*ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, size_bufY, (void *)Y);
148 __K->setArg(8, buf_Y);
149 #else
150 cl_mem buf_Y = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, size_bufY, (void *)Y, &err);
151 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
152 err |= clSetKernelArg(__K, 8, sizeof(buf_Y), &buf_Y);
153 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
154 #endif
156 #ifdef __cplusplus
157 __K->setArg(9, incY);
158 #else
159 err |= clSetKernelArg(__K, 9, sizeof(incY), &incY);
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);
174 #endif
176 ti_cblas_delete_kernel(__K);
178 TI_CBLAS_DEBUG_PRINT("Finished executing %s\n", "cblas_dspmv");
179 TI_CBLAS_PROFILE_REPORT(" Entire %s call (DSP) took %8.2f us\n","cblas_dspmv", (float) clock_diff);
180 return ;
181 }
183 #ifdef __cplusplus
184 catch (Error err)
185 {
186 ti_cblas_error(err.what(),err.err());
187 return ;
188 }
189 #endif
190 }