diff options
Diffstat (limited to 'src/core/CL/cl_kernels/winograd.cl')
| -rw-r--r-- | src/core/CL/cl_kernels/winograd.cl | 271 |
1 files changed, 271 insertions, 0 deletions
diff --git a/src/core/CL/cl_kernels/winograd.cl b/src/core/CL/cl_kernels/winograd.cl index ea499a83f0..93e038fff9 100644 --- a/src/core/CL/cl_kernels/winograd.cl +++ b/src/core/CL/cl_kernels/winograd.cl @@ -1374,6 +1374,8 @@ __kernel void winograd_input_transform_4x4_3x3_stepz1_nchw( * * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). + * @note Dimension one of the input tensor (width for NHWC data layout) must be passed at compile time using -DSRC_DIM1 (e.g. -DSRC_DIM_1=112) + * @note Dimension two of the input tensor (height for NHWC data layout) must be passed at compile time using -DSRC_DIM2 (e.g. -DSRC_DIM_2=112) * * @param[in] src_ptr Pointer to the source image. Supported data types: F32 * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) @@ -1879,6 +1881,275 @@ __kernel void winograd_input_transform_4x4_5x5_stepz1_nchw( *((__global float *)(dst_addr + 62 * dst_stride_z)) = out7.s6; *((__global float *)(dst_addr + 63 * dst_stride_z)) = out7.s7; } + +#if defined(SRC_DIM_1) && defined(SRC_DIM_2) + +/** This OpenCL kernel computes the input transform when the kernel size is 5x5, the output tile is 4x4 and data layout is NHWC + * + * @note The number of tiles in the x axis must be passed at compile time using -DNUM_TILES_X (i.e.-DNUM_TILES_X=5). + * @note The pad left and pad top must be passed at compile time using -DPAD_LEFT and -DPAD_TOP (i.e.-DPAD_LEFT=1 and -DPAD_TOP=0). + * @note Dimension one of the input tensor (width for NHWC data layout) must be passed at compile time using -DSRC_DIM1 (e.g. -DSRC_DIM_1=112) + * @note Dimension two of the input tensor (height for NHWC data layout) must be passed at compile time using -DSRC_DIM2 (e.g. -DSRC_DIM_2=112) + * + * @param[in] src_ptr Pointer to the source image. Supported data types: F32 + * @param[in] src_stride_x Stride of the source image in X dimension (in bytes) + * @param[in] src_step_x src_stride_x * number of elements along X processed per workitem(in bytes) + * @param[in] src_stride_y Stride of the source image in Y dimension (in bytes) + * @param[in] src_step_y src_stride_y * number of elements along Y processed per workitem(in bytes) + * @param[in] src_offset_first_element_in_bytes The offset of the first element in the source image + * @param[in] src_stride_z Stride of the source tensor in Z dimension (in bytes) + * @param[in] src_step_z src_stride_z * number of elements along Y processed per workitem(in bytes) + * @param[in] dst_ptr Pointer to the destination tensor. Supported data types: as @p src_ptr + * @param[in] dst_stride_x Stride of the destination tensor in X dimension (in bytes) + * @param[in] dst_step_x dst_stride_x * number of elements along X processed per workitem(in bytes) + * @param[in] dst_stride_y Stride of the destination tensor in Y dimension (in bytes) + * @param[in] dst_step_y dst_stride_y * number of elements along Y processed per workitem(in bytes) + * @param[in] dst_stride_z Stride of the destination tensor in Z dimension (in bytes) + * @param[in] dst_step_z dst_stride_z * number of elements along Y processed per workitem(in bytes) + * @param[in] dst_offset_first_element_in_bytes The offset of the first element in the destination tensor + */ +__kernel void winograd_input_transform_4x4_5x5_stepz1_nhwc( + TENSOR3D_DECLARATION(src), + TENSOR3D_DECLARATION(dst)) +{ + int x = get_global_id(0); + int y = get_global_id(1); + int z = get_global_id(2); + + // Compute input address + __global uchar *src_addr = src_ptr + src_offset_first_element_in_bytes + x * sizeof(float); + + // Clamp coordinates. This clamp is valid for all rows + int8 y_coord = (int8)(y * 4) + (int8)(0, 1, 2, 3, 4, 5, 6, 7) - (int8)PAD_LEFT; + y_coord = clamp(y_coord, -1, SRC_DIM_1); + + // Load 8x8 input tile + float8 in_row0, in_row1, in_row2, in_row3, in_row4, in_row5, in_row6, in_row7; + + // Row0 + int z_coord = (z * 4) - PAD_TOP + 0; + int8 valid_y = select(y_coord, -1, (int8)z_coord < 0); // If z < 0, set y to -1 + valid_y = select(valid_y, SRC_DIM_1, (int8)z_coord >= SRC_DIM_2); // If z >= SRC_DIM_2, set y to SRC_DIM_2 + z_coord = clamp(z_coord, 0, SRC_DIM_2 - 1); // Clamp z coordinate + + in_row0.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); + in_row0.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); + in_row0.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); + in_row0.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); + in_row0.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); + in_row0.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); + in_row0.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); + in_row0.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); + + // Row1 + z_coord = (z * 4) - PAD_TOP + 1; + valid_y = select(y_coord, -1, (int8)z_coord < 0); + valid_y = select(valid_y, SRC_DIM_1, (int8)z_coord >= SRC_DIM_2); + z_coord = clamp(z_coord, 0, SRC_DIM_2 - 1); + + in_row1.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); + in_row1.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); + in_row1.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); + in_row1.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); + in_row1.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); + in_row1.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); + in_row1.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); + in_row1.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); + + // Row2 + z_coord = (z * 4) - PAD_TOP + 2; + valid_y = select(y_coord, -1, (int8)z_coord < 0); + valid_y = select(valid_y, SRC_DIM_1, (int8)z_coord >= SRC_DIM_2); + z_coord = clamp(z_coord, 0, SRC_DIM_2 - 1); + + in_row2.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); + in_row2.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); + in_row2.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); + in_row2.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); + in_row2.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); + in_row2.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); + in_row2.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); + in_row2.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); + + // Row3 + z_coord = (z * 4) - PAD_TOP + 3; + valid_y = select(y_coord, -1, (int8)z_coord < 0); + valid_y = select(valid_y, SRC_DIM_1, (int8)z_coord >= SRC_DIM_2); + z_coord = clamp(z_coord, 0, SRC_DIM_2 - 1); + + in_row3.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); + in_row3.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); + in_row3.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); + in_row3.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); + in_row3.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); + in_row3.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); + in_row3.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); + in_row3.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); + + // Row4 + z_coord = (z * 4) - PAD_TOP + 4; + valid_y = select(y_coord, -1, (int8)z_coord < 0); + valid_y = select(valid_y, SRC_DIM_1, (int8)z_coord >= SRC_DIM_2); + z_coord = clamp(z_coord, 0, SRC_DIM_2 - 1); + + in_row4.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); + in_row4.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); + in_row4.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); + in_row4.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); + in_row4.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); + in_row4.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); + in_row4.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); + in_row4.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); + + // Row5 + z_coord = (z * 4) - PAD_TOP + 5; + valid_y = select(y_coord, -1, (int8)z_coord < 0); + valid_y = select(valid_y, SRC_DIM_1, (int8)z_coord >= SRC_DIM_2); + z_coord = clamp(z_coord, 0, SRC_DIM_2 - 1); + + in_row5.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); + in_row5.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); + in_row5.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); + in_row5.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); + in_row5.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); + in_row5.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); + in_row5.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); + in_row5.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); + + // Row6 + z_coord = (z * 4) - PAD_TOP + 6; + valid_y = select(y_coord, -1, (int8)z_coord < 0); + valid_y = select(valid_y, SRC_DIM_1, (int8)z_coord >= SRC_DIM_2); + z_coord = clamp(z_coord, 0, SRC_DIM_2 - 1); + + in_row6.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); + in_row6.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); + in_row6.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); + in_row6.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); + in_row6.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); + in_row6.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); + in_row6.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); + in_row6.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); + + // Row7 + z_coord = (z * 4) - PAD_TOP + 7; + valid_y = select(y_coord, -1, (int8)z_coord < 0); + valid_y = select(valid_y, SRC_DIM_1, (int8)z_coord >= SRC_DIM_2); + z_coord = clamp(z_coord, 0, SRC_DIM_2 - 1); + + in_row7.s0 = *(__global float *)(src_addr + valid_y.s0 * (int)src_stride_y + z_coord * src_stride_z); + in_row7.s1 = *(__global float *)(src_addr + valid_y.s1 * (int)src_stride_y + z_coord * src_stride_z); + in_row7.s2 = *(__global float *)(src_addr + valid_y.s2 * (int)src_stride_y + z_coord * src_stride_z); + in_row7.s3 = *(__global float *)(src_addr + valid_y.s3 * (int)src_stride_y + z_coord * src_stride_z); + in_row7.s4 = *(__global float *)(src_addr + valid_y.s4 * (int)src_stride_y + z_coord * src_stride_z); + in_row7.s5 = *(__global float *)(src_addr + valid_y.s5 * (int)src_stride_y + z_coord * src_stride_z); + in_row7.s6 = *(__global float *)(src_addr + valid_y.s6 * (int)src_stride_y + z_coord * src_stride_z); + in_row7.s7 = *(__global float *)(src_addr + valid_y.s7 * (int)src_stride_y + z_coord * src_stride_z); + + // Calculate common factors for intermediate tensor + float8 comm_fact0 = in_row2 + in_row6 - 4.25f * in_row4; + float8 comm_fact1 = in_row1 + in_row5 - 4.25f * in_row3; + float8 comm_fact2 = 0.25f * in_row2 - 1.25f * in_row4 + in_row6; + + // Calculate intermediate tensor and reuse common factor vectors + const float8 tmp0 = in_row0 - in_row6 + 5.25f * in_row4 - 5.25f * in_row2; + const float8 tmp1 = comm_fact0 + comm_fact1; + const float8 tmp2 = comm_fact0 - comm_fact1; + + comm_fact0 = 2.5f * in_row3; + comm_fact1 = 0.5f * in_row1 - comm_fact0 + 2.f * in_row5; + + const float8 tmp3 = comm_fact1 + comm_fact2; + const float8 tmp4 = comm_fact2 - comm_fact1; + + comm_fact1 = 2.f * in_row1 - comm_fact0 + 0.5f * in_row5; + comm_fact2 = 4.f * in_row2 - 5.f * in_row4 + in_row6; + + const float8 tmp5 = comm_fact1 + comm_fact2; + const float8 tmp6 = comm_fact2 - comm_fact1; + const float8 tmp7 = in_row7 - in_row1 + 5.25f * in_row3 - 5.25f * in_row5; + + // Calculate output rows (reuse comm_fact0 vector) + float8 out0, out1, out2, out3, out4, out5, out6, out7; + + OUTPUT_ROW_4x4_5x5(out0, tmp0, comm_fact0); + OUTPUT_ROW_4x4_5x5(out1, tmp1, comm_fact0); + OUTPUT_ROW_4x4_5x5(out2, tmp2, comm_fact0); + OUTPUT_ROW_4x4_5x5(out3, tmp3, comm_fact0); + OUTPUT_ROW_4x4_5x5(out4, tmp4, comm_fact0); + OUTPUT_ROW_4x4_5x5(out5, tmp5, comm_fact0); + OUTPUT_ROW_4x4_5x5(out6, tmp6, comm_fact0); + OUTPUT_ROW_4x4_5x5(out7, tmp7, comm_fact0); + + // Store values across the 64 channels + __global uchar *dst_addr = dst_ptr + dst_offset_first_element_in_bytes + x * sizeof(float) + (y + z * (int)NUM_TILES_X) * dst_stride_y; + + *((__global float *)(dst_addr + 0 * dst_stride_z)) = out0.s0; + *((__global float *)(dst_addr + 1 * dst_stride_z)) = out0.s1; + *((__global float *)(dst_addr + 2 * dst_stride_z)) = out0.s2; + *((__global float *)(dst_addr + 3 * dst_stride_z)) = out0.s3; + *((__global float *)(dst_addr + 4 * dst_stride_z)) = out0.s4; + *((__global float *)(dst_addr + 5 * dst_stride_z)) = out0.s5; + *((__global float *)(dst_addr + 6 * dst_stride_z)) = out0.s6; + *((__global float *)(dst_addr + 7 * dst_stride_z)) = out0.s7; + *((__global float *)(dst_addr + 8 * dst_stride_z)) = out1.s0; + *((__global float *)(dst_addr + 9 * dst_stride_z)) = out1.s1; + *((__global float *)(dst_addr + 10 * dst_stride_z)) = out1.s2; + *((__global float *)(dst_addr + 11 * dst_stride_z)) = out1.s3; + *((__global float *)(dst_addr + 12 * dst_stride_z)) = out1.s4; + *((__global float *)(dst_addr + 13 * dst_stride_z)) = out1.s5; + *((__global float *)(dst_addr + 14 * dst_stride_z)) = out1.s6; + *((__global float *)(dst_addr + 15 * dst_stride_z)) = out1.s7; + *((__global float *)(dst_addr + 16 * dst_stride_z)) = out2.s0; + *((__global float *)(dst_addr + 17 * dst_stride_z)) = out2.s1; + *((__global float *)(dst_addr + 18 * dst_stride_z)) = out2.s2; + *((__global float *)(dst_addr + 19 * dst_stride_z)) = out2.s3; + *((__global float *)(dst_addr + 20 * dst_stride_z)) = out2.s4; + *((__global float *)(dst_addr + 21 * dst_stride_z)) = out2.s5; + *((__global float *)(dst_addr + 22 * dst_stride_z)) = out2.s6; + *((__global float *)(dst_addr + 23 * dst_stride_z)) = out2.s7; + *((__global float *)(dst_addr + 24 * dst_stride_z)) = out3.s0; + *((__global float *)(dst_addr + 25 * dst_stride_z)) = out3.s1; + *((__global float *)(dst_addr + 26 * dst_stride_z)) = out3.s2; + *((__global float *)(dst_addr + 27 * dst_stride_z)) = out3.s3; + *((__global float *)(dst_addr + 28 * dst_stride_z)) = out3.s4; + *((__global float *)(dst_addr + 29 * dst_stride_z)) = out3.s5; + *((__global float *)(dst_addr + 30 * dst_stride_z)) = out3.s6; + *((__global float *)(dst_addr + 31 * dst_stride_z)) = out3.s7; + *((__global float *)(dst_addr + 32 * dst_stride_z)) = out4.s0; + *((__global float *)(dst_addr + 33 * dst_stride_z)) = out4.s1; + *((__global float *)(dst_addr + 34 * dst_stride_z)) = out4.s2; + *((__global float *)(dst_addr + 35 * dst_stride_z)) = out4.s3; + *((__global float *)(dst_addr + 36 * dst_stride_z)) = out4.s4; + *((__global float *)(dst_addr + 37 * dst_stride_z)) = out4.s5; + *((__global float *)(dst_addr + 38 * dst_stride_z)) = out4.s6; + *((__global float *)(dst_addr + 39 * dst_stride_z)) = out4.s7; + *((__global float *)(dst_addr + 40 * dst_stride_z)) = out5.s0; + *((__global float *)(dst_addr + 41 * dst_stride_z)) = out5.s1; + *((__global float *)(dst_addr + 42 * dst_stride_z)) = out5.s2; + *((__global float *)(dst_addr + 43 * dst_stride_z)) = out5.s3; + *((__global float *)(dst_addr + 44 * dst_stride_z)) = out5.s4; + *((__global float *)(dst_addr + 45 * dst_stride_z)) = out5.s5; + *((__global float *)(dst_addr + 46 * dst_stride_z)) = out5.s6; + *((__global float *)(dst_addr + 47 * dst_stride_z)) = out5.s7; + *((__global float *)(dst_addr + 48 * dst_stride_z)) = out6.s0; + *((__global float *)(dst_addr + 49 * dst_stride_z)) = out6.s1; + *((__global float *)(dst_addr + 50 * dst_stride_z)) = out6.s2; + *((__global float *)(dst_addr + 51 * dst_stride_z)) = out6.s3; + *((__global float *)(dst_addr + 52 * dst_stride_z)) = out6.s4; + *((__global float *)(dst_addr + 53 * dst_stride_z)) = out6.s5; + *((__global float *)(dst_addr + 54 * dst_stride_z)) = out6.s6; + *((__global float *)(dst_addr + 55 * dst_stride_z)) = out6.s7; + *((__global float *)(dst_addr + 56 * dst_stride_z)) = out7.s0; + *((__global float *)(dst_addr + 57 * dst_stride_z)) = out7.s1; + *((__global float *)(dst_addr + 58 * dst_stride_z)) = out7.s2; + *((__global float *)(dst_addr + 59 * dst_stride_z)) = out7.s3; + *((__global float *)(dst_addr + 60 * dst_stride_z)) = out7.s4; + *((__global float *)(dst_addr + 61 * dst_stride_z)) = out7.s5; + *((__global float *)(dst_addr + 62 * dst_stride_z)) = out7.s6; + *((__global float *)(dst_addr + 63 * dst_stride_z)) = out7.s7; +} +#endif // defined(SRC_DIM_1) && defined(SRC_DIM_2) #endif // defined(NUM_TILES_X) && defined(PAD_LEFT) && defined(PAD_TOP) #if defined(NUM_TILES_X) |