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
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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_acc.h"
30 #include "../../ticblas/ticblas.h"
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 void __real_cblas_zrotg( void *a, void *b, double *c, void *s) ;
37 #ifdef __cplusplus
38 }
39 extern "C"
40 #endif
41 void cblas_zrotg( void *a, void *b, double *c, void *s)
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_zrotg");
48 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_zrotg");
52 __real_cblas_zrotg(a,b,c,s);
53 TI_CBLAS_PROFILE_REPORT(" Entire %s call (ARM) took %8.2f us\n","cblas_zrotg", (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_zrotg");
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_ZROTG_IDX, "ocl_cblas_zrotg");
70 #ifdef __cplusplus
71 try
72 #else
73 cl_int err = CL_SUCCESS;
74 #endif
75 {
77 #ifdef __cplusplus
78 Buffer buf_a(*ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, sizeof(float), (void *)a);
79 __K->setArg(0, buf_a);
80 #else
81 cl_mem buf_a = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, sizeof(float), (void *)a, &err);
82 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
83 err |= clSetKernelArg(__K, 0, sizeof(buf_a), &buf_a);
84 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
85 #endif
87 #ifdef __cplusplus
88 Buffer buf_b(*ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, sizeof(float), (void *)b);
89 __K->setArg(1, buf_b);
90 #else
91 cl_mem buf_b = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, sizeof(float), (void *)b, &err);
92 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
93 err |= clSetKernelArg(__K, 1, sizeof(buf_b), &buf_b);
94 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
95 #endif
97 #ifdef __cplusplus
98 Buffer buf_c(*ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, sizeof(double), (void *)c);
99 __K->setArg(2, buf_c);
100 #else
101 cl_mem buf_c = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, sizeof(double), (void *)c, &err);
102 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
103 err |= clSetKernelArg(__K, 2, sizeof(buf_c), &buf_c);
104 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
105 #endif
107 #ifdef __cplusplus
108 Buffer buf_s(*ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, sizeof(float), (void *)s);
109 __K->setArg(3, buf_s);
110 #else
111 cl_mem buf_s = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, sizeof(float), (void *)s, &err);
112 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
113 err |= clSetKernelArg(__K, 3, sizeof(buf_s), &buf_s);
114 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
115 #endif
117 #ifdef __cplusplus
118 ti_cblas_ocl_Q->enqueueTask(*__K, 0, &e);
119 e.wait();
120 #else
121 cl_event e;
122 err |= clEnqueueTask(ti_cblas_ocl_Q, __K, 0, 0, &e);
123 TI_CBLAS_OCL_CHKERROR("clEnqueueTask",err);
124 err |= clWaitForEvents(1, &e);
125 TI_CBLAS_OCL_CHKERROR("clWaitForEvents",err);
126 err |= clReleaseEvent(e);
127 TI_CBLAS_OCL_CHKERROR("clReleaseEvent",err);
128 #endif
130 ti_cblas_delete_kernel(__K);
132 TI_CBLAS_DEBUG_PRINT("Finished executing %s\n", "cblas_zrotg");
133 TI_CBLAS_PROFILE_REPORT(" Entire %s call (DSP) took %8.2f us\n","cblas_zrotg", (float) clock_diff);
134 return ;
135 }
137 #ifdef __cplusplus
138 catch (Error err)
139 {
140 ti_cblas_error(err.what(),err.err());
141 return ;
142 }
143 #endif
144 }