[Beignet] [PATCH] utest: Add test for built-in function get_local_id.

[Zhigang Gong]

LGTM, pushed, thanks.
On Mon, Jul 29, 2013 at 11:19:53PM +0800, Yi Sun wrote:
> Signed-off-by: Yi Sun <yi.sun at intel.com>
> ---
>  kernels/builtin_local_id.cl |    6 +++
>  utests/CMakeLists.txt       |    1 +
>  utests/builtin_local_id.cpp |   81 +++++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 88 insertions(+), 0 deletions(-)
>  create mode 100644 kernels/builtin_local_id.cl
>  create mode 100644 utests/builtin_local_id.cpp
> 
> diff --git a/kernels/builtin_local_id.cl b/kernels/builtin_local_id.cl
> new file mode 100644
> index 0000000..489833d
> --- /dev/null
> +++ b/kernels/builtin_local_id.cl
> @@ -0,0 +1,6 @@
> +kernel void builtin_local_id( __global int *ret) {
> +  int id = get_local_id(0) +  get_group_id(0) * 2 + \
> +           get_local_id(1) * 4 + get_group_id(1) * 12 +\
> +           get_local_id(2) * 36 + get_group_id(2) * 144;
> +  ret[id] = id;
> +}
> diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt
> index 9e64206..bdc46d6 100644
> --- a/utests/CMakeLists.txt
> +++ b/utests/CMakeLists.txt
> @@ -112,6 +112,7 @@ set (utests_sources
>    builtin_global_size.cpp
>    builtin_local_size.cpp
>    builtin_global_id.cpp
> +  builtin_local_id.cpp
>    runtime_createcontext.cpp
>    runtime_null_kernel_arg.cpp
>    compiler_double.cpp
> diff --git a/utests/builtin_local_id.cpp b/utests/builtin_local_id.cpp
> new file mode 100644
> index 0000000..1f07615
> --- /dev/null
> +++ b/utests/builtin_local_id.cpp
> @@ -0,0 +1,81 @@
> +/*
> +According to the OpenCL v1.1 & v1.2 chapter 6.11.
> +Now define local and global size as following:
> +  globals[0] = 4;
> +  globals[1] = 9;
> +  globals[2] = 16;
> +  locals[0] = 2;
> +  locals[1] = 3;
> +  locals[2] = 4;
> +
> +Kernel:
> +int id = get_local_id(0) +  get_group_id(0)*2 + \
> +         get_local_id(1) * 4 + get_group_id(1)*12 +\
> +         get_local_id(2) *36 + get_group_id(2)*144;
> +
> +dimension:1
> + 0  1  2  3
> +dimension:2
> + 0  1  2  3  4  5  6  7  8  9 10 11
> +12 13 14 15 16 17 18 19 20 21 22 23
> +24 25 26 27 28 29 30 31 32 33 34 35
> +dimension:3
> + 0  1  2  3  4  5  6  7 ... 139 140 141 142 143
> +...
> +...
> +429 430 431 432 433 434 ... 571 572 573 574 575
> +*/
> +
> +#define udebug 0
> +#include "utest_helper.hpp"
> +static void builtin_local_id(void)
> +{
> +
> +  // Setup kernel and buffers
> +  int dim, local_id[576], err, i, buf_len=1;
> +  OCL_CREATE_KERNEL("builtin_local_id");
> +
> +  OCL_CREATE_BUFFER(buf[0], CL_MEM_READ_WRITE, sizeof(int)*576, NULL);
> +  OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
> +
> +  for( dim=1; dim <= 3; dim++ )
> +  {
> +    buf_len = 1;
> +    for(i=1; i <= dim; i++)
> +    {
> +      locals[i - 1] = i + 1;
> +      globals[i - 1] = (i + 1) * (i + 1);
> +      buf_len *= ((i + 1) * (i + 1));
> +    }
> +    for(i = dim+1; i <= 3; i++)
> +    {
> +      globals[i - 1] = 0;
> +      locals[i - 1] = 0;
> +    }
> +
> +    // Run the kernel
> +    OCL_NDRANGE( dim );
> +    clFinish(queue);
> +
> +    err = clEnqueueReadBuffer( queue, buf[0], CL_TRUE, 0, sizeof(int) * buf_len, &local_id, 0, NULL, NULL);
> +
> +    if (err != CL_SUCCESS)
> +    {
> +      printf("Error: Failed to read output array! %d\n", err);
> +      exit(1);
> +    }
> +
> +#if udebug
> +    for(i = 0; i < buf_len; i++)
> +    {
> +      printf("%2d ", local_id[i]);
> +      if ((i + 1) % 4  == 0) printf("\n");
> +    }
> +#endif
> +
> +    for( i = 0; i < buf_len; i++)
> +      OCL_ASSERT( local_id[i] == i);
> +  }
> +}
> +
> +MAKE_UTEST_FROM_FUNCTION(builtin_local_id);
> -- 
> 1.7.6.4
> 
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