48b640b89c1ff7342b8551a4c94c7a3e0829fa38
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
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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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26 * THE POSSIBILITY OF SUCH DAMAGE.
27 *****************************************************************************/
29 #include "ti_cblas.h"
31 #ifdef __cplusplus
32 extern "C" {
33 #endif
34 void __real_cblas_stbsv(const enum CBLAS_ORDER order, const enum CBLAS_UPLO Uplo, const enum CBLAS_TRANSPOSE TransA, const enum CBLAS_DIAG Diag, const int N, const int K, const float *A, const int lda, float *X, const int incX) ;
36 #ifdef __cplusplus
37 }
38 extern "C"
39 #endif
40 void cblas_stbsv(const enum CBLAS_ORDER order, const enum CBLAS_UPLO Uplo, const enum CBLAS_TRANSPOSE TransA, const enum CBLAS_DIAG Diag, const int N, const int K, const float *A, const int lda, float *X, const int incX)
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_stbsv");
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_stbsv");
51 __real_cblas_stbsv(order,Uplo,TransA,Diag,N,K,A,lda,X,incX);
52 TI_CBLAS_PROFILE_REPORT(" Entire %s call (ARM) took %8.2f us\n","cblas_stbsv", (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_stbsv");
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_STBSV_IDX, "ocl_cblas_stbsv");
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, TransA);
90 #else
91 err |= clSetKernelArg(__K, 2, sizeof(TransA), &TransA);
92 #endif
94 #ifdef __cplusplus
95 __K->setArg(3, Diag);
96 #else
97 err |= clSetKernelArg(__K, 3, sizeof(Diag), &Diag);
98 #endif
100 #ifdef __cplusplus
101 __K->setArg(4, N);
102 #else
103 err |= clSetKernelArg(__K, 4, sizeof(N), &N);
104 #endif
106 #ifdef __cplusplus
107 __K->setArg(5, K);
108 #else
109 err |= clSetKernelArg(__K, 5, sizeof(K), &K);
110 #endif
111 /* For const arguments we use CL_MEM_USE_READ_ONLY */
113 int size_bufA;
114 size_bufA = N*lda*sizeof(float);
115 size_bufA = MAX(size_bufA,1);
117 #ifdef __cplusplus
118 Buffer buf_A(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufA, (void *)A);
119 __K->setArg(6, buf_A);
120 #else
121 cl_mem buf_A = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufA, (void *)A, &err);
122 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
123 err |= clSetKernelArg(__K, 6, sizeof(buf_A), &buf_A);
124 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
125 #endif
127 #ifdef __cplusplus
128 __K->setArg(7, lda);
129 #else
130 err |= clSetKernelArg(__K, 7, sizeof(lda), &lda);
131 #endif
133 int size_bufX;
134 size_bufX = (1+(N-1)*abs(incX))*sizeof(float);
135 size_bufX = MAX(size_bufX,1);
137 #ifdef __cplusplus
138 Buffer buf_X(*ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X);
139 __K->setArg(8, buf_X);
140 #else
141 cl_mem buf_X = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X, &err);
142 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
143 err |= clSetKernelArg(__K, 8, sizeof(buf_X), &buf_X);
144 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
145 #endif
147 #ifdef __cplusplus
148 __K->setArg(9, incX);
149 #else
150 err |= clSetKernelArg(__K, 9, sizeof(incX), &incX);
151 #endif
153 #ifdef __cplusplus
154 ti_cblas_ocl_Q->enqueueTask(*__K, 0, &e);
155 e.wait();
156 #else
157 cl_event e;
158 err |= clEnqueueTask(ti_cblas_ocl_Q, __K, 0, 0, &e);
159 TI_CBLAS_OCL_CHKERROR("clEnqueueTask",err);
160 err |= clWaitForEvents(1, &e);
161 TI_CBLAS_OCL_CHKERROR("clWaitForEvents",err);
162 err |= clReleaseEvent(e);
163 TI_CBLAS_OCL_CHKERROR("clReleaseEvent",err);
165 #endif
167 ti_cblas_delete_kernel(__K);
169 TI_CBLAS_DEBUG_PRINT("Finished executing %s\n", "cblas_stbsv");
170 TI_CBLAS_PROFILE_REPORT(" Entire %s call (DSP) took %8.2f us\n","cblas_stbsv", (float) clock_diff);
171 return ;
172 }
174 #ifdef __cplusplus
175 catch (Error err)
176 {
177 ti_cblas_error(err.what(),err.err());
178 return ;
179 }
180 #endif
181 }