[dense-linear-algebra-libraries/linalg.git] / src / ti / linalg / blasblisacc / src / ti_cblas_cblas_sdsdot.c
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29 #include "ti_cblas_acc.h"
30 #include "../../ticblas/ticblas.h"
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 float __real_cblas_sdsdot(const int N, const float alpha, const float *X, const int incX, const float *Y, const int incY) ;
37 #ifdef __cplusplus
38 }
39 extern "C"
40 #endif
41 float cblas_sdsdot(const int N, const float alpha, const float *X, const int incX, const float *Y, const int incY)
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_sdsdot");
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_sdsdot");
52 float rval = __real_cblas_sdsdot(N,alpha,X,incX,Y,incY);
53 TI_CBLAS_PROFILE_REPORT(" Entire %s call (ARM) took %8.2f us\n","cblas_sdsdot", (float) clock_diff);
54 return rval;
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_sdsdot");
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("ocl_cblas_sdsdot");
71 #ifdef __cplusplus
72 try
73 #else
74 cl_int err = CL_SUCCESS;
75 #endif
76 {
78 #ifdef __cplusplus
79 __K->setArg(0, N);
80 #else
81 err |= clSetKernelArg(__K, 0, sizeof(N), &N);
82 #endif
84 #ifdef __cplusplus
85 __K->setArg(1, alpha);
86 #else
87 err |= clSetKernelArg(__K, 1, sizeof(alpha), &alpha);
88 #endif
89 /* For const arguments we use CL_MEM_USE_READ_ONLY */
91 int size_bufX;
92 size_bufX = (1+(N-1)*abs(incX))*sizeof(float);
93 size_bufX = MAX(size_bufX,1);
95 #ifdef __cplusplus
96 Buffer buf_X(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X);
97 __K->setArg(2, buf_X);
98 #else
99 cl_mem buf_X = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufX, (void *)X, &err);
100 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
101 err |= clSetKernelArg(__K, 2, sizeof(buf_X), &buf_X);
102 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
103 #endif
105 #ifdef __cplusplus
106 __K->setArg(3, incX);
107 #else
108 err |= clSetKernelArg(__K, 3, sizeof(incX), &incX);
109 #endif
110 /* For const arguments we use CL_MEM_USE_READ_ONLY */
112 int size_bufY;
113 size_bufY = (1+(N-1)*abs(incY))*sizeof(float);
114 size_bufY = MAX(size_bufY,1);
116 #ifdef __cplusplus
117 Buffer buf_Y(*ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufY, (void *)Y);
118 __K->setArg(4, buf_Y);
119 #else
120 cl_mem buf_Y = clCreateBuffer(ti_cblas_ocl_context, CL_MEM_READ_ONLY|CL_MEM_USE_HOST_PTR, size_bufY, (void *)Y, &err);
121 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
122 err |= clSetKernelArg(__K, 4, sizeof(buf_Y), &buf_Y);
123 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
124 #endif
126 #ifdef __cplusplus
127 __K->setArg(5, incY);
128 #else
129 err |= clSetKernelArg(__K, 5, sizeof(incY), &incY);
130 #endif
132 /* create a buffer argument to get the return value from the DSP */
133 float retval;
134 #ifdef __cplusplus
135 Buffer buf_retval(*ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, sizeof(float), &retval);
136 __K->setArg(6, buf_retval);
137 #else
138 cl_mem buf_retval = clCreateBuffer(*ti_cblas_ocl_context, CL_MEM_READ_WRITE|CL_MEM_USE_HOST_PTR, sizeof(float), &retval, &err);
139 TI_CBLAS_OCL_CHKERROR("clCreateBuffer",err);
140 err |= clSetKernelArg(__K, 6, sizeof(buf_retval), &buf_retval);
141 TI_CBLAS_OCL_CHKERROR("clSetKernelArg",err);
142 #endif
144 #ifdef __cplusplus
145 ti_cblas_ocl_Q->enqueueTask(*__K, 0, &e);
146 e.wait();
147 #else
148 cl_event e;
149 err |= clEnqueueTask(ti_cblas_ocl_Q, __K, 0, 0, &e);
150 TI_CBLAS_OCL_CHKERROR("clEnqueueTask",err);
151 err |= clWaitForEvents(1, &e);
152 TI_CBLAS_OCL_CHKERROR("clWaitForEvents",err);
153 err |= clReleaseEvent(e);
154 TI_CBLAS_OCL_CHKERROR("clReleaseEvent",err);
155 #endif
157 ti_cblas_delete_kernel(__K);
159 TI_CBLAS_DEBUG_PRINT("Finished executing %s\n", "cblas_sdsdot");
160 TI_CBLAS_PROFILE_REPORT(" Entire %s call (DSP) took %8.2f us\n","cblas_sdsdot", (float) clock_diff);
161 return retval;
162 }
164 #ifdef __cplusplus
165 catch (Error err)
166 {
167 /* delete __K if it has not been deleted */
168 if(__K!=NULL) {
169 ti_cblas_delete_kernel(__K);
170 }
172 ti_cblas_error(err.what(),err.err());
173 return 0;
174 }
175 #endif
176 }