text: /* example1 - Simple example from OpenCL 1.0 specification, modified
  
  
     Copyright (c) 2011 Universidad Rey Juan Carlos
                   2014 Pekka Jääskeläinen
  
     Permission is hereby granted, free of charge, to any person obtaining a copy
     of this software and associated documentation files (the "Software"), to deal
     in the Software without restriction, including without limitation the rights
     to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
     copies of the Software, and to permit persons to whom the Software is
     furnished to do so, subject to the following conditions:
  
     The above copyright notice and this permission notice shall be included in
     all copies or substantial portions of the Software.
  
     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
     AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
     OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
     THE SOFTWARE.
  */
  
  #include <assert.h>
  #include <stdio.h>
  #include <stdlib.h>
  #include <CL/opencl.h>
  #include <poclu.h>
  
  #define N 4
  
  #ifdef __cplusplus
  #  define CALLAPI "C"
  #else
  #  define CALLAPI
  #endif
  
  extern CALLAPI int
  exec_dot_product_kernel (cl_context context, cl_device_id device,
                           cl_command_queue cmd_queue, cl_program program, int n,
                           cl_float4 *srcA, cl_float4 *srcB, cl_float *dst);
  
  int
  main (int argc, char **argv)
  {
    cl_float4 *srcA = NULL;
    cl_float4 *srcB = NULL;
    cl_float *dst = NULL;
    int i, err, spir, spirv, poclbin;
  
    cl_context context = NULL;
    cl_device_id device = NULL;
    cl_platform_id platform = NULL;
    cl_command_queue queue = NULL;
    cl_program program = NULL;
  
    err = poclu_get_any_device2 (&context, &device, &queue, &platform);
    CHECK_OPENCL_ERROR_IN ("clCreateContext");
  
    spir = (argc > 1 && argv[1][0] == 's');
    spirv = (argc > 1 && argv[1][0] == 'v');
    poclbin = (argc > 1 && argv[1][0] == 'b');
    const char *explicit_binary_path = (poclbin && (argc > 2)) ? argv[2] : NULL;
  
    const char *basename = "example1";
    err = poclu_load_program (context, device, basename, spir, spirv, poclbin,
                              explicit_binary_path, NULL, &program);
    if (err != CL_SUCCESS)
      goto FINISH;
  
    srcA = (cl_float4 *) malloc (N * sizeof (cl_float4));
    srcB = (cl_float4 *) malloc (N * sizeof (cl_float4));
    dst = (cl_float *) malloc (N * sizeof (cl_float));
  
    for (i = 0; i < N; ++i)
      {
        srcA[i].s[0] = (cl_float)i;
        srcA[i].s[1] = (cl_float)i;
        srcA[i].s[2] = (cl_float)i;
        srcA[i].s[3] = (cl_float)i;
        srcB[i].s[0] = (cl_float)i;
        srcB[i].s[1] = (cl_float)i;
        srcB[i].s[2] = (cl_float)i;
        srcB[i].s[3] = (cl_float)i;
        dst[i] = (cl_float)i;
      }
  
    err = 0;
  
    if (exec_dot_product_kernel (context, device, queue, program, N, srcA, srcB,
                                 dst))
      {
        printf ("Error running the tests\n");
        err = 1;
        goto FINISH;
      }
  
    for (i = 0; i < 4; ++i)
      {
        printf ("(%f, %f, %f, %f) . (%f, %f, %f, %f) = %f\n",
          srcA[i].s[0], srcA[i].s[1], srcA[i].s[2], srcA[i].s[3],
          srcB[i].s[0], srcB[i].s[1], srcB[i].s[2], srcB[i].s[3],
          dst[i]);
        if (srcA[i].s[0] * srcB[i].s[0] +
            srcA[i].s[1] * srcB[i].s[1] +
            srcA[i].s[2] * srcB[i].s[2] +
            srcA[i].s[3] * srcB[i].s[3] != dst[i])
          {
            printf ("FAIL\n");
            err = 1;
            goto FINISH;
          }
      }
  
    printf ("OK\n");
  
  FINISH:
    CHECK_CL_ERROR (clReleaseProgram (program));
    CHECK_CL_ERROR (clReleaseCommandQueue (queue));
    CHECK_CL_ERROR (clReleaseContext (context));
    CHECK_CL_ERROR (clUnloadPlatformCompiler (platform));
    free (srcA);
    free (srcB);
    free (dst);
  
    return err;
  }
  