diff options
author | Pan Xiuli <xiuli.pan@intel.com> | 2015-11-25 11:00:04 +0800 |
---|---|---|
committer | Yang Rong <rong.r.yang@intel.com> | 2015-12-10 16:52:58 +0800 |
commit | 395fe59f2324a8f39f27432058794b5ed24d40b7 (patch) | |
tree | 0c110b97582e39824d5de17f54428e08e0948f65 | |
parent | 8a667122c06e6f430c84adb1de3c27d77ebfd55e (diff) |
utests: add an utest for mix
Add a testcase for compiler mix. Since mix will have
error, we take err limit as 1e-3 and print the max err.
Signed-off-by: Pan Xiuli <xiuli.pan@intel.com>
Reviewed-by: Yang Rong <rong.r.yang@intel.com>
-rw-r--r-- | kernels/compiler_mix.cl | 4 | ||||
-rw-r--r-- | utests/CMakeLists.txt | 3 | ||||
-rw-r--r-- | utests/compiler_mix.cpp | 50 |
3 files changed, 56 insertions, 1 deletions
diff --git a/kernels/compiler_mix.cl b/kernels/compiler_mix.cl new file mode 100644 index 00000000..2164b815 --- /dev/null +++ b/kernels/compiler_mix.cl @@ -0,0 +1,4 @@ +kernel void compiler_mix(global float *src1, global float *src2, global float *src3, global float *dst) { + int i = get_global_id(0); + dst[i] = mix(src1[i], src2[i], src3[i]); +} diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt index 0bfd4a38..5b4657c0 100644 --- a/utests/CMakeLists.txt +++ b/utests/CMakeLists.txt @@ -223,7 +223,8 @@ set (utests_sources compiler_get_sub_group_id.cpp compiler_sub_group_shuffle.cpp builtin_global_linear_id.cpp - builtin_local_linear_id.cpp) + builtin_local_linear_id.cpp + compiler_mix.cpp) if (LLVM_VERSION_NODOT VERSION_GREATER 34) SET(utests_sources diff --git a/utests/compiler_mix.cpp b/utests/compiler_mix.cpp new file mode 100644 index 00000000..f1ddde03 --- /dev/null +++ b/utests/compiler_mix.cpp @@ -0,0 +1,50 @@ +#include "utest_helper.hpp" +#include <cmath> +void compiler_mix(void) +{ + const float MAXERR = 1e-3f; + const int n = 1024; + float src1[n], src2[n], src3[n]; + + // Setup kernel and buffers + OCL_CREATE_KERNEL("compiler_mix"); + OCL_CREATE_BUFFER(buf[0], 0, n * sizeof(float), NULL); + OCL_CREATE_BUFFER(buf[1], 0, n * sizeof(float), NULL); + OCL_CREATE_BUFFER(buf[2], 0, n * sizeof(float), NULL); + OCL_CREATE_BUFFER(buf[3], 0, n * sizeof(float), NULL); + OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]); + OCL_SET_ARG(1, sizeof(cl_mem), &buf[1]); + OCL_SET_ARG(2, sizeof(cl_mem), &buf[2]); + OCL_SET_ARG(3, sizeof(cl_mem), &buf[3]); + globals[0] = n; + locals[0] = 16; + + OCL_MAP_BUFFER(0); + OCL_MAP_BUFFER(1); + OCL_MAP_BUFFER(2); + for (int i = 0; i < n; ++i) { + src1[i] = ((float*)buf_data[0])[i] = (float)rand(); + src2[i] = ((float*)buf_data[1])[i] = (float)rand(); + src3[i] = ((float*)buf_data[2])[i] = (float)rand()/(float)RAND_MAX; + } + OCL_UNMAP_BUFFER(0); + OCL_UNMAP_BUFFER(1); + OCL_UNMAP_BUFFER(2); + + OCL_NDRANGE(1); + + OCL_MAP_BUFFER(3); + float res, err; + float max_err = 0.0f; + for (int i = 0; i < n; ++i) + { + res = src1[i] + ((src2[i] - src1[i]) * src3[i]); + err = fabsf((((float*)buf_data[3])[i] - res)/ res); + max_err = err > max_err? err: max_err; + } + OCL_UNMAP_BUFFER(3); + printf("\tmix max err is %g\n",max_err); + OCL_ASSERT(max_err < MAXERR); +} + +MAKE_UTEST_FROM_FUNCTION(compiler_mix); |