[Beignet] [PATCH V3 2/2] Add the test case for builtin abs() function

junyan.he at inbox.com junyan.he at inbox.com
Thu Jun 27 23:50:41 PDT 2013


From: Junyan He <junyan.he at linux.intel.com>

All the integer value types check are supported.
Please use the case named compiler_abs_xxxx,
where xxxx means the data type such as int2, char4

Signed-off-by: Junyan He <junyan.he at linux.intel.com>
---
 kernels/compiler_abs.cl |   20 +++++
 utests/CMakeLists.txt   |    1 +
 utests/compiler_abs.cpp |  214 +++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 235 insertions(+)
 create mode 100644 kernels/compiler_abs.cl
 create mode 100644 utests/compiler_abs.cpp

diff --git a/kernels/compiler_abs.cl b/kernels/compiler_abs.cl
new file mode 100644
index 0000000..cf06431
--- /dev/null
+++ b/kernels/compiler_abs.cl
@@ -0,0 +1,20 @@
+#define COMPILER_ABS_FUNC(TYPE, ...) \
+    kernel void compiler_abs_##TYPE##__VA_ARGS__( \
+           global TYPE##__VA_ARGS__* src, global TYPE##__VA_ARGS__* dst) { \
+        int i = get_global_id(0); \
+        dst[i] = abs(src[i]);     \
+    }
+
+#define COMPILER_ABS(TYPE)  \
+    COMPILER_ABS_FUNC(TYPE) \
+    COMPILER_ABS_FUNC(TYPE, 2) \
+    COMPILER_ABS_FUNC(TYPE, 4) \
+    COMPILER_ABS_FUNC(TYPE, 8) \
+    COMPILER_ABS_FUNC(TYPE, 16)
+
+COMPILER_ABS(int)
+COMPILER_ABS(uint)
+COMPILER_ABS(char)
+COMPILER_ABS(uchar)
+COMPILER_ABS(short)
+COMPILER_ABS(ushort)
diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt
index c115de3..9c3ef8c 100644
--- a/utests/CMakeLists.txt
+++ b/utests/CMakeLists.txt
@@ -34,6 +34,7 @@ set (utests_sources
   compiler_double_2.cpp
   compiler_double_3.cpp
   compiler_fabs.cpp
+  compiler_abs.cpp
   compiler_fill_image.cpp
   compiler_fill_image0.cpp
   compiler_fill_image_3d.cpp
diff --git a/utests/compiler_abs.cpp b/utests/compiler_abs.cpp
new file mode 100644
index 0000000..78134ad
--- /dev/null
+++ b/utests/compiler_abs.cpp
@@ -0,0 +1,214 @@
+#include "utest_helper.hpp"
+#include "string.h"
+
+template <typename T, int N>
+struct cl_vec {
+    T ptr[N];
+
+    typedef cl_vec<T, N> vec_type;
+
+    cl_vec(void) {
+        memset(ptr, 0, sizeof(T) * N);
+    }
+    cl_vec(vec_type & other) {
+        memcpy (this->ptr, other.ptr, sizeof(T) * N);
+    }
+
+    vec_type& operator= (vec_type & other) {
+        memcpy (this->ptr, other.ptr, sizeof(T) * N);
+        return *this;
+    }
+
+    bool operator== (vec_type & other) {
+        return !memcmp (this->ptr, other.ptr, sizeof(T) * N);
+    }
+
+    void abs(void) {
+        int i = 0;
+        for (; i < N; i++) {
+            T f = ptr[i];
+            f = f < 0 ? -f : f;
+            ptr[i] = f;
+        }
+    }
+};
+
+template <typename T, int N> static void cpu (int global_id,
+        cl_vec<T, N> *src, cl_vec<T, N> *dst)
+{
+    cl_vec<T, N> v  = src[global_id];
+    v.abs();
+    dst[global_id] = v;
+}
+
+template <typename T> static void cpu(int global_id, T *src, T *dst)
+{
+    T f = src[global_id];
+    f = f < 0 ? -f : f;
+    dst[global_id] = f;
+}
+
+template <typename T, int N> static void gen_rand_val (cl_vec<T, N>& vect)
+{
+    int i = 0;
+    for (; i < N; i++) {
+        vect.ptr[i] = static_cast<T>((rand() & 15) - 7);
+    }
+}
+
+template <typename T> static void gen_rand_val (T & val)
+{
+    val = static_cast<T>((rand() & 15) - 7);
+}
+
+template <typename T, int N> static void dump_data (cl_vec<T, N>* vect, int n)
+{
+    T* val = reinterpret_cast<T *>(vect);
+
+    n = n*N;
+
+    printf("\nRaw: \n");
+    for (int32_t i = 0; i < (int32_t) n; ++i) {
+        printf(" %d", ((T *)buf_data[0])[i]);
+    }
+
+    printf("\nCPU: \n");
+    for (int32_t i = 0; i < (int32_t) n; ++i) {
+        printf(" %d", val[i]);
+    }
+    printf("\nGPU: \n");
+    for (int32_t i = 0; i < (int32_t) n; ++i) {
+        printf(" %d", ((T *)buf_data[1])[i]);
+    }
+}
+
+template <typename T> static void dump_data (T* val, int n)
+{
+    printf("\nRaw: \n");
+    for (int32_t i = 0; i < (int32_t) n; ++i) {
+        printf(" %d", ((T *)buf_data[0])[i]);
+    }
+
+    printf("\nCPU: \n");
+    for (int32_t i = 0; i < (int32_t) n; ++i) {
+        printf(" %d", val[i]);
+    }
+    printf("\nGPU: \n");
+    for (int32_t i = 0; i < (int32_t) n; ++i) {
+        printf(" %d", ((T *)buf_data[1])[i]);
+    }
+}
+
+template <typename T> static void compiler_abs_with_type(void)
+{
+    const size_t n = 16;
+    T cpu_dst[16], cpu_src[16];
+
+    // Setup buffers
+    OCL_CREATE_BUFFER(buf[0], 0, n * sizeof(T), NULL);
+    OCL_CREATE_BUFFER(buf[1], 0, n * sizeof(T), NULL);
+    OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
+    OCL_SET_ARG(1, sizeof(cl_mem), &buf[1]);
+    globals[0] = 16;
+    locals[0] = 16;
+
+    // Run random tests
+    for (uint32_t pass = 0; pass < 8; ++pass) {
+        OCL_MAP_BUFFER(0);
+        for (int32_t i = 0; i < (int32_t) n; ++i) {
+            gen_rand_val(cpu_src[i]);
+        }
+
+        memcpy(buf_data[0], cpu_src, sizeof(T) * n);
+
+        // Run the kernel on GPU
+        OCL_NDRANGE(1);
+
+        // Run on CPU
+        for (int32_t i = 0; i < (int32_t) n; ++i)
+            cpu(i, cpu_src, cpu_dst);
+
+        // Compare
+        OCL_MAP_BUFFER(1);
+
+//      dump_data(cpu_dst, n);
+
+        OCL_ASSERT(!memcmp(buf_data[1], cpu_dst, sizeof(T) * n));
+        OCL_UNMAP_BUFFER(1);
+        OCL_UNMAP_BUFFER(0);
+    }
+}
+
+#define ABS_TEST_TYPE(TYPE) \
+	static void compiler_abs_##TYPE (void) \
+        { \
+           OCL_CALL (cl_kernel_init, "compiler_abs.cl", "compiler_abs_"#TYPE, SOURCE, NULL);  \
+           compiler_abs_with_type<TYPE>(); \
+        } \
+	MAKE_UTEST_FROM_FUNCTION(compiler_abs_##TYPE);
+
+ABS_TEST_TYPE(int)
+ABS_TEST_TYPE(short)
+ABS_TEST_TYPE(char)
+
+typedef unsigned char uchar;
+typedef unsigned short ushort;
+typedef unsigned int uint;
+ABS_TEST_TYPE(uint)
+ABS_TEST_TYPE(ushort)
+ABS_TEST_TYPE(uchar)
+
+typedef cl_vec<int, 2> int2;
+typedef cl_vec<int, 4> int4;
+typedef cl_vec<int, 8> int8;
+typedef cl_vec<int, 16> int16;
+ABS_TEST_TYPE(int2)
+ABS_TEST_TYPE(int4)
+ABS_TEST_TYPE(int8)
+ABS_TEST_TYPE(int16)
+
+typedef cl_vec<char, 2> char2;
+typedef cl_vec<char, 4> char4;
+typedef cl_vec<char, 8> char8;
+typedef cl_vec<char, 16> char16;
+ABS_TEST_TYPE(char2)
+ABS_TEST_TYPE(char4)
+ABS_TEST_TYPE(char8)
+ABS_TEST_TYPE(char16)
+
+typedef cl_vec<short, 2> short2;
+typedef cl_vec<short, 4> short4;
+typedef cl_vec<short, 8> short8;
+typedef cl_vec<short, 16> short16;
+ABS_TEST_TYPE(short2)
+ABS_TEST_TYPE(short4)
+ABS_TEST_TYPE(short8)
+ABS_TEST_TYPE(short16)
+
+
+typedef cl_vec<unsigned int, 2> uint2;
+typedef cl_vec<unsigned int, 4> uint4;
+typedef cl_vec<unsigned int, 8> uint8;
+typedef cl_vec<unsigned int, 16> uint16;
+ABS_TEST_TYPE(uint2)
+ABS_TEST_TYPE(uint4)
+ABS_TEST_TYPE(uint8)
+ABS_TEST_TYPE(uint16)
+
+typedef cl_vec<unsigned char, 2> uchar2;
+typedef cl_vec<unsigned char, 4> uchar4;
+typedef cl_vec<unsigned char, 8> uchar8;
+typedef cl_vec<unsigned char, 16> uchar16;
+ABS_TEST_TYPE(uchar2)
+ABS_TEST_TYPE(uchar4)
+ABS_TEST_TYPE(uchar8)
+ABS_TEST_TYPE(uchar16)
+
+typedef cl_vec<unsigned short, 2> ushort2;
+typedef cl_vec<unsigned short, 4> ushort4;
+typedef cl_vec<unsigned short, 8> ushort8;
+typedef cl_vec<unsigned short, 16> ushort16;
+ABS_TEST_TYPE(ushort2)
+ABS_TEST_TYPE(ushort4)
+ABS_TEST_TYPE(ushort8)
+ABS_TEST_TYPE(ushort16)
-- 
1.7.9.5



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