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| 1 | +kernel void kernel_concat_f32_contiguous( |
| 2 | + global const char * p_src0, ulong off_src0, |
| 3 | + global const char * p_src1, ulong off_src1, |
| 4 | + global char * p_dst, ulong off_dst, |
| 5 | + int d_ne00, int d_ne01, int d_ne02, // src0->ne[0..2] for the slice |
| 6 | + int d_ne10, int d_ne11, int d_ne12, // src1->ne[0..2] for the slice (d_ne1X must match d_ne0X on non-concat axes) |
| 7 | + int d_ne0, int d_ne1, int d_ne2, // dst->ne[0..2] for the slice |
| 8 | + int dim |
| 9 | +) { |
| 10 | + global const float * src0 = (global const float*)((global char*)p_src0 + off_src0); |
| 11 | + global const float * src1 = (global const float*)((global char*)p_src1 + off_src1); |
| 12 | + global float * dst = (global float*)((global char*)p_dst + off_dst); |
| 13 | + |
| 14 | + int i0 = get_global_id(0); // Index along dst's 0th dimension |
| 15 | + int i1 = get_global_id(1); // Index along dst's 1st dimension |
| 16 | + int i2 = get_global_id(2); // Index along dst's 2nd dimension |
| 17 | + |
| 18 | + if (i0 >= d_ne0 || i1 >= d_ne1 || i2 >= d_ne2) { |
| 19 | + return; |
| 20 | + } |
| 21 | + |
| 22 | + ulong dst_idx = (ulong)i2 * d_ne0 * d_ne1 + (ulong)i1 * d_ne0 + i0; |
| 23 | + ulong src_idx; |
| 24 | + |
| 25 | + if (dim == 0) { |
| 26 | + if (i0 < d_ne00) { // Data from src0 |
| 27 | + src_idx = (ulong)i2 * d_ne00 * d_ne01 + (ulong)i1 * d_ne00 + i0; |
| 28 | + dst[dst_idx] = src0[src_idx]; |
| 29 | + } else { // Data from src1 |
| 30 | + src_idx = (ulong)i2 * d_ne10 * d_ne11 + (ulong)i1 * d_ne10 + (i0 - d_ne00); |
| 31 | + dst[dst_idx] = src1[src_idx]; |
| 32 | + } |
| 33 | + } else if (dim == 1) { |
| 34 | + if (i1 < d_ne01) { // Data from src0 |
| 35 | + src_idx = (ulong)i2 * d_ne00 * d_ne01 + (ulong)i1 * d_ne00 + i0; |
| 36 | + dst[dst_idx] = src0[src_idx]; |
| 37 | + } else { // Data from src1 |
| 38 | + src_idx = (ulong)i2 * d_ne10 * d_ne11 + (ulong)(i1 - d_ne01) * d_ne10 + i0; |
| 39 | + dst[dst_idx] = src1[src_idx]; |
| 40 | + } |
| 41 | + } else if (dim == 2) { |
| 42 | + if (i2 < d_ne02) { // Data from src0 |
| 43 | + src_idx = (ulong)i2 * d_ne00 * d_ne01 + (ulong)i1 * d_ne00 + i0; |
| 44 | + dst[dst_idx] = src0[src_idx]; |
| 45 | + } else { // Data from src1 |
| 46 | + |
| 47 | + src_idx = (ulong)(i2 - d_ne02) * d_ne10 * d_ne11 + (ulong)i1 * d_ne10 + i0; |
| 48 | + dst[dst_idx] = src1[src_idx]; |
| 49 | + } |
| 50 | + } |
| 51 | +} |
| 52 | + |
| 53 | +kernel void kernel_concat_f32_non_contiguous( |
| 54 | + global const char * p_src0, ulong off_src0, |
| 55 | + global const char * p_src1, ulong off_src1, |
| 56 | + global char * p_dst, ulong off_dst, |
| 57 | + |
| 58 | + long ne00, long ne01, long ne02, long ne03, |
| 59 | + ulong nb00, ulong nb01, ulong nb02, ulong nb03, |
| 60 | + |
| 61 | + ulong nb10, ulong nb11, ulong nb12, ulong nb13, // Strides for src1 |
| 62 | + |
| 63 | + long d_ne0, long d_ne1, long d_ne2, long d_ne3, |
| 64 | + ulong d_nb0, ulong d_nb1, ulong d_nb2, ulong d_nb3, |
| 65 | + int dim |
| 66 | +) { |
| 67 | + global const char * src0_base = p_src0 + off_src0; |
| 68 | + global const char * src1_base = p_src1 + off_src1; |
| 69 | + global char * dst_base = p_dst + off_dst; |
| 70 | + |
| 71 | + long current_i1 = get_global_id(0); // Index for dst_dim_1 |
| 72 | + long current_i2 = get_global_id(1); // Index for dst_dim_2 |
| 73 | + long current_i3 = get_global_id(2); // Index for dst_dim_3 |
| 74 | + |
| 75 | + if (current_i1 >= d_ne1 || current_i2 >= d_ne2 || current_i3 >= d_ne3) { |
| 76 | + return; |
| 77 | + } |
| 78 | + |
| 79 | + global const float * x_val_ptr; |
| 80 | + global float * y_val_ptr; |
| 81 | + |
| 82 | + for (long current_i0 = 0; current_i0 < d_ne0; ++current_i0) { |
| 83 | + bool use_src0; |
| 84 | + long s_i0 = current_i0, s_i1 = current_i1, s_i2 = current_i2, s_i3 = current_i3; |
| 85 | + |
| 86 | + if (dim == 0) { |
| 87 | + use_src0 = (current_i0 < ne00); |
| 88 | + if (!use_src0) { s_i0 = current_i0 - ne00; } |
| 89 | + } else if (dim == 1) { |
| 90 | + use_src0 = (current_i1 < ne01); |
| 91 | + if (!use_src0) { s_i1 = current_i1 - ne01; } |
| 92 | + } else if (dim == 2) { |
| 93 | + use_src0 = (current_i2 < ne02); |
| 94 | + if (!use_src0) { s_i2 = current_i2 - ne02; } |
| 95 | + } else { // dim == 3 |
| 96 | + use_src0 = (current_i3 < ne03); |
| 97 | + if (!use_src0) { s_i3 = current_i3 - ne03; } |
| 98 | + } |
| 99 | + |
| 100 | + if (use_src0) { |
| 101 | + x_val_ptr = (global const float *)(src0_base + (ulong)s_i3*nb03 + (ulong)s_i2*nb02 + (ulong)s_i1*nb01 + (ulong)s_i0*nb00); |
| 102 | + } else { |
| 103 | + x_val_ptr = (global const float *)(src1_base + (ulong)s_i3*nb13 + (ulong)s_i2*nb12 + (ulong)s_i1*nb11 + (ulong)s_i0*nb10); |
| 104 | + } |
| 105 | + |
| 106 | + y_val_ptr = (global float *)(dst_base + (ulong)current_i3*d_nb3 + (ulong)current_i2*d_nb2 + (ulong)current_i1*d_nb1 + (ulong)current_i0*d_nb0); |
| 107 | + *y_val_ptr = *x_val_ptr; |
| 108 | + } |
| 109 | +} |
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