#pragma OPENCL EXTENSION cl_khr_fp16 : enable #pragma OPENCL EXTENSION cl_khr_subgroups : enable #define LM_FIRST_256B 0 #define LM_SECOND_256B 64 #define LM_THIRD_256B 128 #define LM_FOURTH_256B 192 inline float16 mm_load_a( image1d_buffer_t matrix_A, uint subMatrixAStartInElements, int nb01, int line_stride_matrix_A_in_bytes ) { __private float8 regA; size_t sub_block_id_m = get_local_id(0); #ifdef KQV uint a_texCoord = subMatrixAStartInElements/2 + (sub_block_id_m * nb01/4); #else // KQ uint a_texCoord = subMatrixAStartInElements/2 + (sub_block_id_m * line_stride_matrix_A_in_bytes/4); #endif regA.s0123 = read_imagef(matrix_A, a_texCoord/4); regA.s4567 = read_imagef(matrix_A, (a_texCoord+4)/4); return convert_float16(as_half16(regA)); } inline float4 alu_32( float16 regA, __local float4* matrix_B_vec ) { __private float4 rC = 0; int i = get_sub_group_id() * 64; rC += regA.s0 * matrix_B_vec[i]; rC += regA.s1 * matrix_B_vec[i + 16]; rC += regA.s4 * matrix_B_vec[i + 1]; rC += regA.s5 * matrix_B_vec[i + 17]; rC += regA.s8 * matrix_B_vec[i + 2]; rC += regA.s9 * matrix_B_vec[i + 18]; rC += regA.sc * matrix_B_vec[i + 3]; rC += regA.sd * matrix_B_vec[i + 19]; i += 32; rC += regA.s2 * matrix_B_vec[i]; rC += regA.s3 * matrix_B_vec[i + 16]; rC += regA.s6 * matrix_B_vec[i + 1]; rC += regA.s7 * matrix_B_vec[i + 17]; rC += regA.sa * matrix_B_vec[i + 2]; rC += regA.sb * matrix_B_vec[i + 18]; rC += regA.se * matrix_B_vec[i + 3]; rC += regA.sf * matrix_B_vec[i + 19]; return rC; } inline float16 alu_16( float16 regA, __local float* matrix_B_local ) { float16 out; __local float4* matrix_B_vec = (__local float4*)matrix_B_local; out.s0123 = alu_32(regA, matrix_B_vec); out.s4567 = alu_32(regA, matrix_B_vec + 4); out.s89ab = alu_32(regA, matrix_B_vec + 8); out.scdef = alu_32(regA, matrix_B_vec + 12); return out; } inline void mm_mad( __local float* matrix_B_local, float16 regA, float8 regB, uint b_localOffsetInWords, float16* regC0_ptr, float16* regC1_ptr ) { int offset = b_localOffsetInWords + get_sub_group_id() * 256; matrix_B_local[offset + LM_FIRST_256B] = regB.s0; matrix_B_local[offset + LM_SECOND_256B] = regB.s1; matrix_B_local[offset + LM_THIRD_256B] = regB.s2; matrix_B_local[offset + LM_FOURTH_256B] = regB.s3; float16 add0 = alu_16(regA, matrix_B_local); *regC0_ptr += add0; matrix_B_local[offset + LM_FIRST_256B] = regB.s4; matrix_B_local[offset + LM_SECOND_256B] = regB.s5; matrix_B_local[offset + LM_THIRD_256B] = regB.s6; matrix_B_local[offset + LM_FOURTH_256B] = regB.s7; float16 add1 = alu_16(regA, matrix_B_local); *regC1_ptr += add1; } inline void mm_store_c_N( __write_only image1d_buffer_t matrix_C, float16 regC0, float16 regC1, uint subMatrixCStartInElements, int line_stride_matrix_C_in_bytes, int mask ) { size_t sub_block_id_m = get_local_id(0); uint strideInWords = line_stride_matrix_C_in_bytes/4; uint c_coordInWords_0 = (subMatrixCStartInElements + sub_block_id_m); uint c_coordInWords_1 = c_coordInWords_0 + 1 * strideInWords; uint c_coordInWords_2 = c_coordInWords_0 + 2 * strideInWords; uint c_coordInWords_3 = c_coordInWords_0 + 3 * strideInWords; uint c_coordInWords_4 = c_coordInWords_0 + 4 * strideInWords; uint c_coordInWords_5 = c_coordInWords_0 + 5 * strideInWords; uint c_coordInWords_6 = c_coordInWords_0 + 6 * strideInWords; uint c_coordInWords_7 = c_coordInWords_0 + 7 * strideInWords; uint c_coordInWords_8 = c_coordInWords_0 + 8 * strideInWords; uint c_coordInWords_9 = c_coordInWords_0 + 9 * strideInWords; uint c_coordInWords_10 = c_coordInWords_0 + 10 * strideInWords; uint c_coordInWords_11 = c_coordInWords_0 + 11 * strideInWords; uint c_coordInWords_12 = c_coordInWords_0 + 12 * strideInWords; uint c_coordInWords_13 = c_coordInWords_0 + 13 * strideInWords; uint c_coordInWords_14 = c_coordInWords_0 + 14 * strideInWords; uint c_coordInWords_15 = c_coordInWords_0 + 15 * strideInWords; uint c_coordInWords_16 = c_coordInWords_0 + 16 * strideInWords; uint c_coordInWords_17 = c_coordInWords_0 + 17 * strideInWords; uint c_coordInWords_18 = c_coordInWords_0 + 18 * strideInWords; uint c_coordInWords_19 = c_coordInWords_0 + 19 * strideInWords; uint c_coordInWords_20 = c_coordInWords_0 + 20 * strideInWords; uint c_coordInWords_21 = c_coordInWords_0 + 21 * strideInWords; uint c_coordInWords_22 = c_coordInWords_0 + 22 * strideInWords; uint c_coordInWords_23 = c_coordInWords_0 + 23 * strideInWords; uint c_coordInWords_24 = c_coordInWords_0 + 24 * strideInWords; uint c_coordInWords_25 = c_coordInWords_0 + 25 * strideInWords; uint c_coordInWords_26 = c_coordInWords_0 + 26 * strideInWords; uint c_coordInWords_27 = c_coordInWords_0 + 27 * strideInWords; uint c_coordInWords_28 = c_coordInWords_0 + 28 * strideInWords; uint c_coordInWords_29 = c_coordInWords_0 + 29 * strideInWords; uint c_coordInWords_30 = c_coordInWords_0 + 30 * strideInWords; uint c_coordInWords_31 = c_coordInWords_0 + 31 * strideInWords; if (mask > 0) { write_imagef(matrix_C, c_coordInWords_0, regC0.s0); } if (mask > 1) { write_imagef(matrix_C, c_coordInWords_1, regC0.s1); } if (mask > 2) { write_imagef(matrix_C, c_coordInWords_2, regC0.s2); } if (mask > 3) { write_imagef(matrix_C, c_coordInWords_3, regC0.s3); } if (mask > 4) { write_imagef(matrix_C, c_coordInWords_4, regC0.s4); } if (mask > 5) { write_imagef(matrix_C, c_coordInWords_5, regC0.s5); } if (mask > 6) { write_imagef(matrix_C, c_coordInWords_6, regC0.s6); } if (mask > 7) { write_imagef(matrix_C, c_coordInWords_7, regC0.s7); } if (mask > 8) { write_imagef(matrix_C, c_coordInWords_8, regC0.s8); } if (mask > 9) { write_imagef(matrix_C, c_coordInWords_9, regC0.s9); } if (mask > 10) { write_imagef(matrix_C, c_coordInWords_10, regC0.sa); } if (mask > 11) { write_imagef(matrix_C, c_coordInWords_11, regC0.sb); } if (mask > 12) { write_imagef(matrix_C, c_coordInWords_12, regC0.sc); } if (mask > 13) { write_imagef(matrix_C, c_coordInWords_13, regC0.sd); } if (mask > 14) { write_imagef(matrix_C, c_coordInWords_14, regC0.se); } if (mask > 15) { write_imagef(matrix_C, c_coordInWords_15, regC0.sf); } if (mask > 16) { write_imagef(matrix_C, c_coordInWords_16, regC1.s0); } if (mask > 17) { write_imagef(matrix_C, c_coordInWords_17, regC1.s1); } if (mask > 18) { write_imagef(matrix_C, c_coordInWords_18, regC1.s2); } if (mask > 19) { write_imagef(matrix_C, c_coordInWords_19, regC1.s3); } if (mask > 20) { write_imagef(matrix_C, c_coordInWords_20, regC1.s4); } if (mask > 21) { write_imagef(matrix_C, c_coordInWords_21, regC1.s5); } if (mask > 22) { write_imagef(matrix_C, c_coordInWords_22, regC1.s6); } if (mask > 23) { write_imagef(matrix_C, c_coordInWords_23, regC1.s7); } if (mask > 24) { write_imagef(matrix_C, c_coordInWords_24, regC1.s8); } if (mask > 25) { write_imagef(matrix_C, c_coordInWords_25, regC1.s9); } if (mask > 26) { write_imagef(matrix_C, c_coordInWords_26, regC1.sa); } if (mask > 27) { write_imagef(matrix_C, c_coordInWords_27, regC1.sb); } if (mask > 28) { write_imagef(matrix_C, c_coordInWords_28, regC1.sc); } if (mask > 29) { write_imagef(matrix_C, c_coordInWords_29, regC1.sd); } if (mask > 30) { write_imagef(matrix_C, c_coordInWords_30, regC1.se); } if (mask > 31) { write_imagef(matrix_C, c_coordInWords_31, regC1.sf); } } #define TILESIZE_K 16 #define TILESIZE_M 64 #define TILESIZE_N 32 #ifdef KQV __kernel void mul_mm_f16_f32_kqv( #else __kernel void mul_mm_f16_f32_kq( #endif __read_only image1d_buffer_t matrix_A, int offset0, __global float* matrix_B, int offset1, __write_only image1d_buffer_t matrix_C, int offsetd, int M, int K, int N, int D_A, int D_B, int nb01 ) { uint block_id_m = get_global_id(1); uint block_id_n = get_global_id(2) % ((N+TILESIZE_N-1)/TILESIZE_N); uint block_id_d = get_global_id(2) / ((N+TILESIZE_N-1)/TILESIZE_N); __private float16 regA; __private float8 regB; __private float16 regC0; __private float16 regC1; const uint col = block_id_m * TILESIZE_M; const uint row = block_id_n * TILESIZE_N; const uint depth_A = block_id_d / (D_B/D_A); const uint depth_B = block_id_d; #ifdef KQV int line_stride_matrix_A_in_bytes = nb01 * M; int line_stride_matrix_B_in_bytes = K * N * 4; #else int line_stride_matrix_A_in_bytes = K * D_A * 2; int line_stride_matrix_B_in_bytes = K * D_B * 4; #endif int line_stride_matrix_C_in_bytes = M * 4; const uint strideAinElements = line_stride_matrix_A_in_bytes / 2; const uint strideBinElements = line_stride_matrix_B_in_bytes / 4; size_t sub_block_id_m = get_local_id(0); uint b_localOffsetInWords = (sub_block_id_m/16)*16 + ((((sub_block_id_m)>>0)&1)<<2) + ((((sub_block_id_m)>>1)&1)<<3) + ((((sub_block_id_m)>>2)&1)<<0) + ((((sub_block_id_m)>>3)&1)<<1); uint2 b_globalOffsetInWords_xy = {((sub_block_id_m%4)*4), (sub_block_id_m>>2)}; uint b_globalOffsetInWords00, b_globalOffsetInWords16; #ifdef KQV b_globalOffsetInWords00 = b_globalOffsetInWords_xy.x + b_globalOffsetInWords_xy.y*K; b_globalOffsetInWords16 = b_globalOffsetInWords00 + (16 * K); uint subMatrixAStartInElements = depth_A * strideAinElements + col * nb01 / 2; uint subMatrixBStartInElements = depth_B * strideBinElements + row * K; #else b_globalOffsetInWords00 = b_globalOffsetInWords_xy.x + b_globalOffsetInWords_xy.y*line_stride_matrix_B_in_bytes/4; b_globalOffsetInWords16 = b_globalOffsetInWords00 + (16 * line_stride_matrix_B_in_bytes/4); uint subMatrixAStartInElements = col * strideAinElements + depth_A * K; uint subMatrixBStartInElements = row * strideBinElements + depth_B * K; #endif __local float matrix_B_local[1024]; for (uint step=0; step < K; step+=TILESIZE_K) { size_t sub_block_id_m = get_local_id(0); regA = mm_load_a(matrix_A, subMatrixAStartInElements, nb01, line_stride_matrix_A_in_bytes); uint b_coordInWords00 = subMatrixBStartInElements + b_globalOffsetInWords00; uint b_coordInWords16 = subMatrixBStartInElements + b_globalOffsetInWords16; regB.s0123 = vload4(b_coordInWords00/4, matrix_B); regB.s4567 = vload4(b_coordInWords16/4, matrix_B); mm_mad(matrix_B_local, regA, regB, b_localOffsetInWords, ®C0, ®C1); subMatrixAStartInElements += TILESIZE_K; subMatrixBStartInElements += TILESIZE_K; } uint subMatrixCStartInElements = depth_B * N * M + row * M + col; mm_store_c_N(matrix_C, regC0, regC1, subMatrixCStartInElements, line_stride_matrix_C_in_bytes, (N-block_id_n*32)); }