[Beignet] [PATCH 2/2] test built-in function "bitselect"
Homer Hsing
homer.xing at intel.com
Tue Jul 9 18:29:42 PDT 2013
Signed-off-by: Homer Hsing <homer.xing at intel.com>
---
kernels/builtin_bitselect.cl | 4 ++++
utests/CMakeLists.txt | 1 +
utests/builtin_bitselect.cpp | 50 ++++++++++++++++++++++++++++++++++++++++++++
3 files changed, 55 insertions(+)
create mode 100644 kernels/builtin_bitselect.cl
create mode 100644 utests/builtin_bitselect.cpp
diff --git a/kernels/builtin_bitselect.cl b/kernels/builtin_bitselect.cl
new file mode 100644
index 0000000..9b60cbe
--- /dev/null
+++ b/kernels/builtin_bitselect.cl
@@ -0,0 +1,4 @@
+kernel void builtin_bitselect(global float *src1, global float *src2, global float *src3, global float *dst) {
+ int i = get_global_id(0);
+ dst[i] = bitselect(src1[i], src2[i], src3[i]);
+}
diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt
index 26c0540..2e18b2c 100644
--- a/utests/CMakeLists.txt
+++ b/utests/CMakeLists.txt
@@ -100,6 +100,7 @@ set (utests_sources
compiler_vector_load_store.cpp
compiler_cl_finish.cpp
get_cl_info.cpp
+ builtin_bitselect.cpp
buildin_work_dim.cpp
builtin_global_size.cpp
runtime_createcontext.cpp
diff --git a/utests/builtin_bitselect.cpp b/utests/builtin_bitselect.cpp
new file mode 100644
index 0000000..37fb8df
--- /dev/null
+++ b/utests/builtin_bitselect.cpp
@@ -0,0 +1,50 @@
+#include "utest_helper.hpp"
+
+int as_int(float f) {
+ void *p = &f;
+ return *(int *)p;
+}
+
+int cpu(int a, int b, int c) {
+ return (a & ~c) | (b & c);
+}
+
+void builtin_bitselect(void)
+{
+ const int n = 32;
+ float src1[n], src2[n], src3[n];
+
+ // Setup kernel and buffers
+ OCL_CREATE_KERNEL("builtin_bitselect");
+ 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] = rand() * 0.1f;
+ src2[i] = ((float*)buf_data[1])[i] = rand() * 0.1f;
+ src3[i] = ((float*)buf_data[2])[i] = rand() * 0.1f;
+ }
+ OCL_UNMAP_BUFFER(0);
+ OCL_UNMAP_BUFFER(1);
+ OCL_UNMAP_BUFFER(2);
+
+ OCL_NDRANGE(1);
+
+ OCL_MAP_BUFFER(3);
+ for (int i = 0; i < n; ++i)
+ OCL_ASSERT(((int*)buf_data[3])[i] == cpu(as_int(src1[i]), as_int(src2[i]), as_int(src3[i])));
+ OCL_UNMAP_BUFFER(3);
+}
+
+MAKE_UTEST_FROM_FUNCTION(builtin_bitselect);
--
1.8.1.2
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