LGTM.
-----Original Message-----
From: Beignet [mailto:[email protected]] On Behalf Of
rander.wang
Sent: Friday, May 19, 2017 16:42
To: [email protected]
Cc: Wang, Rander <[email protected]>
Subject: [Beignet] [PATCH] utests: added for optimization negtiveAdd
the negtive Add is like:
exp -a
llvm transfer it to:
add x -a, 0
exp x
Signed-off-by: rander.wang <[email protected]>
---
kernels/compiler_remove_negtiveAdd.cl | 4 ++++
utests/CMakeLists.txt | 3 ++-
utests/compiler_remove_negtiveAdd.cpp | 40 +++++++++++++++++++++++++++++++++++
3 files changed, 46 insertions(+), 1 deletion(-) create mode 100644
kernels/compiler_remove_negtiveAdd.cl
create mode 100644 utests/compiler_remove_negtiveAdd.cpp
diff --git a/kernels/compiler_remove_negtiveAdd.cl
b/kernels/compiler_remove_negtiveAdd.cl
new file mode 100644
index 0000000..92799db
--- /dev/null
+++ b/kernels/compiler_remove_negtiveAdd.cl
@@ -0,0 +1,4 @@
+kernel void compiler_remove_negtiveAdd(global float *src, global float
+*dst) {
+ int i = get_global_id(0);
+ dst[i] = exp2(-src[i]);
+};
diff --git a/utests/CMakeLists.txt b/utests/CMakeLists.txt index
ae9e2bd..8967389 100644
--- a/utests/CMakeLists.txt
+++ b/utests/CMakeLists.txt
@@ -301,7 +301,8 @@ set (utests_sources
runtime_pipe_query.cpp
compiler_pipe_builtin.cpp
compiler_device_enqueue.cpp
- compiler_sqrtDiv.cpp)
+ compiler_sqrtDiv.cpp
+ compiler_remove_negtiveAdd.cpp)
if (LLVM_VERSION_NODOT VERSION_GREATER 34)
SET(utests_sources
diff --git a/utests/compiler_remove_negtiveAdd.cpp
b/utests/compiler_remove_negtiveAdd.cpp
new file mode 100644
index 0000000..335ba43
--- /dev/null
+++ b/utests/compiler_remove_negtiveAdd.cpp
@@ -0,0 +1,40 @@
+#include <cmath>
+#include "utest_helper.hpp"
+
+void compiler_remove_negtiveAdd(void) {
+ const int n = 1024;
+ float src[n];
+
+ // Setup kernel and buffers
+ OCL_CREATE_KERNEL("compiler_remove_negtiveAdd");
+ OCL_CREATE_BUFFER(buf[0], 0, n * sizeof(float), NULL);
+ OCL_CREATE_BUFFER(buf[1], 0, n * sizeof(float), NULL);
+ OCL_SET_ARG(0, sizeof(cl_mem), &buf[0]);
+ OCL_SET_ARG(1, sizeof(cl_mem), &buf[1]);
+ globals[0] = n;
+ locals[0] = 16;
+
+ for (int j = 0; j < 1024; j++) {
+ OCL_MAP_BUFFER(0);
+ for (int i = 0; i < n; ++i) {
+ src[i] = ((float*) buf_data[0])[i] = (j * n + i + 1) *
0.001f;
+ }
+ OCL_UNMAP_BUFFER(0);
+
+ OCL_NDRANGE(1);
+
+ OCL_MAP_BUFFER(1);
+ float *dst = (float*) buf_data[1];
+ for (int i = 0; i < n; ++i) {
+ float cpu = exp2(-src[i]);
+ float gpu = dst[i];
+ if (fabsf(cpu - gpu) >= 1e-3) {
+ printf("%f %f %f", src[i], cpu, gpu);
+ OCL_ASSERT(0);
+ }
+ }
+ OCL_UNMAP_BUFFER(1);
+ }
+}
+
+MAKE_UTEST_FROM_FUNCTION (compiler_remove_negtiveAdd);
--
2.7.4
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