Signed-off-by: Lv Meng <meng...@intel.com>
---
src/CMakeLists.txt | 3 ++-
src/cl_context.h | 1 +
src/cl_mem.c | 27 +++++++++++++++++++++++--
src/kernels/cl_internal_copy_buf_rect_align4.cl | 15 ++++++++++++++
4 files changed, 43 insertions(+), 3 deletions(-)
create mode 100644 src/kernels/cl_internal_copy_buf_rect_align4.cl
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 46426d9..dff8fdf 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -41,7 +41,8 @@ set (KERNEL_STR_FILES)
set (KERNEL_NAMES cl_internal_copy_buf_align4
cl_internal_copy_buf_align16 cl_internal_copy_buf_unalign_same_offset
cl_internal_copy_buf_unalign_dst_offset cl_internal_copy_buf_unalign_src_offset
-cl_internal_copy_buf_rect cl_internal_copy_image_1d_to_1d
cl_internal_copy_image_2d_to_2d
+cl_internal_copy_buf_rect cl_internal_copy_buf_rect_align4
+cl_internal_copy_image_1d_to_1d cl_internal_copy_image_2d_to_2d
cl_internal_copy_image_3d_to_2d cl_internal_copy_image_2d_to_3d
cl_internal_copy_image_3d_to_3d
cl_internal_copy_image_2d_to_buffer cl_internal_copy_image_3d_to_buffer
cl_internal_copy_buffer_to_image_2d cl_internal_copy_buffer_to_image_3d
diff --git a/src/cl_context.h b/src/cl_context.h
index 75afbf6..f8342d3 100644
--- a/src/cl_context.h
+++ b/src/cl_context.h
@@ -47,6 +47,7 @@ enum _cl_internal_ker_type {
CL_ENQUEUE_COPY_BUFFER_UNALIGN_DST_OFFSET,
CL_ENQUEUE_COPY_BUFFER_UNALIGN_SRC_OFFSET,
CL_ENQUEUE_COPY_BUFFER_RECT,
+ CL_ENQUEUE_COPY_BUFFER_RECT_ALIGN4,
CL_ENQUEUE_COPY_IMAGE_1D_TO_1D, //copy image 1d to image 1d
CL_ENQUEUE_COPY_IMAGE_2D_TO_2D, //copy image 2d to image 2d
CL_ENQUEUE_COPY_IMAGE_3D_TO_2D, //copy image 3d to image 2d
diff --git a/src/cl_mem.c b/src/cl_mem.c
index 70bc3eb..b78258f 100644
--- a/src/cl_mem.c
+++ b/src/cl_mem.c
@@ -1396,9 +1396,20 @@ cl_mem_copy_buffer_rect(cl_command_queue queue, cl_mem
src_buf, cl_mem dst_buf,
size_t dst_row_pitch, size_t dst_slice_pitch) {
cl_int ret;
cl_kernel ker;
+ cl_int index;
size_t global_off[] = {0,0,0};
size_t global_sz[] = {1,1,1};
size_t local_sz[] = {LOCAL_SZ_0,LOCAL_SZ_1,LOCAL_SZ_1};
+ // the src and dst mem rect is continuous, the copy is degraded to buf copy
+ if((region[0] == dst_row_pitch) && (region[0] == src_row_pitch) &&
+ (region[1] * src_row_pitch == src_slice_pitch) && (region[1] * dst_row_pitch
== dst_slice_pitch)){
+ cl_int src_offset = src_origin[2]*src_slice_pitch +
src_origin[1]*src_row_pitch + src_origin[0];
+ cl_int dst_offset = dst_origin[2]*dst_slice_pitch +
dst_origin[1]*dst_row_pitch + dst_origin[0];
+ cl_int size = region[0]*region[1]*region[2];
+ ret = cl_mem_copy(queue, src_buf, dst_buf,src_offset, dst_offset, size);
+ return ret;
+ }
+
if(region[1] == 1) local_sz[1] = 1;
if(region[2] == 1) local_sz[2] = 1;
global_sz[0] = ((region[0] + local_sz[0] - 1) / local_sz[0]) * local_sz[0];
@@ -1413,8 +1424,20 @@ cl_mem_copy_buffer_rect(cl_command_queue queue, cl_mem
src_buf, cl_mem dst_buf,
/* setup the kernel and run. */
extern char cl_internal_copy_buf_rect_str[];
extern size_t cl_internal_copy_buf_rect_str_size;
-
- ker = cl_context_get_static_kernel_from_bin(queue->ctx,
CL_ENQUEUE_COPY_BUFFER_RECT,
+ index = CL_ENQUEUE_COPY_BUFFER_RECT;
+ if( (src_offset % 4== 0) && (dst_offset % 4== 0) && (src_row_pitch % 4== 0)
&& (dst_row_pitch % 4== 0)
+ && (src_slice_pitch % 4== 0) && (dst_slice_pitch % 4== 0) && (global_sz[0] %
4 == 0) ){
+ global_sz[0] /= 4;
+ src_offset /= 4;
+ dst_offset /= 4;
+ src_row_pitch /= 4;
+ dst_row_pitch /= 4;
+ src_slice_pitch /= 4;
+ dst_slice_pitch /= 4;
+ index = CL_ENQUEUE_COPY_BUFFER_RECT_ALIGN4;
+ }
+
+ ker = cl_context_get_static_kernel_from_bin(queue->ctx, index,
cl_internal_copy_buf_rect_str,
(size_t)cl_internal_copy_buf_rect_str_size, NULL);
if (!ker)
diff --git a/src/kernels/cl_internal_copy_buf_rect_align4.cl
b/src/kernels/cl_internal_copy_buf_rect_align4.cl
new file mode 100644
index 0000000..fbfe7b2
--- /dev/null
+++ b/src/kernels/cl_internal_copy_buf_rect_align4.cl
@@ -0,0 +1,15 @@
+kernel void __cl_copy_buffer_rect_align4 ( global int* src, global int* dst,
+ unsigned int region0, unsigned int
region1, unsigned int region2,
+ unsigned int src_offset, unsigned
int dst_offset,
+ unsigned int src_row_pitch, unsigned
int src_slice_pitch,
+ unsigned int dst_row_pitch, unsigned
int dst_slice_pitch)
+{
+ int i = get_global_id(0);
+ int j = get_global_id(1);
+ int k = get_global_id(2);
+ if((i >= region0) || (j>= region1) || (k>=region2))
+ return;
+ src_offset += k * src_slice_pitch + j * src_row_pitch + i;
+ dst_offset += k * dst_slice_pitch + j * dst_row_pitch + i;
+ dst[dst_offset] = src[src_offset];
+}
--
1.8.3.2
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