inference-engine/thirdparty/mkl-dnn/src/cpu/jit_avx512_core_u8s8s32x_1x1_conv_kernel.hpp

   1 /*******************************************************************************
   2 * Copyright 2018 Intel Corporation
   3 *
   4 * Licensed under the Apache License, Version 2.0 (the "License");
   5 * you may not use this file except in compliance with the License.
   6 * You may obtain a copy of the License at
   7 *
   8 *     http://www.apache.org/licenses/LICENSE-2.0
   9 *
  10 * Unless required by applicable law or agreed to in writing, software
  11 * distributed under the License is distributed on an "AS IS" BASIS,
  12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 * See the License for the specific language governing permissions and
  14 * limitations under the License.
  15 *******************************************************************************/
  16
  17 #ifndef JIT_AVX512_CORE_U8S8S32X_1X1_CONV_KERNEL_HPP
  18 #define JIT_AVX512_CORE_U8S8S32X_1X1_CONV_KERNEL_HPP
  19
  20 #include "c_types_map.hpp"
  21 #include "jit_generator.hpp"
  22 #include "jit_primitive_conf.hpp"
  23
  24 namespace mkldnn {
  25 namespace impl {
  26 namespace cpu {
  27
  28 struct jit_avx512_core_u8s8s32x_1x1_conv_kernel: public jit_generator {
  29     DECLARE_CPU_JIT_AUX_FUNCTIONS(jit_avx512_core_u8s8s32x_1x1_conv_fwd_ker_t)
  30     jit_avx512_core_u8s8s32x_1x1_conv_kernel(jit_1x1_conv_conf_t ajcp,
  31             const primitive_attr_t &attr) : jcp(ajcp), attr_(attr)
  32     {
  33         this->generate();
  34         jit_ker = (void (*)(jit_1x1_conv_call_s *)) this->getCode();
  35     }
  36
  37     static bool post_ops_ok(jit_1x1_conv_conf_t &jcp,
  38                                 const primitive_attr_t &attr);
  39
  40     static status_t init_conf(jit_1x1_conv_conf_t &jcp,
  41                                 const convolution_desc_t &cd,
  42                                 const memory_desc_wrapper &src_d,
  43                                 const memory_desc_wrapper &weights_d,
  44                                 const memory_desc_wrapper &dst_d,
  45                                 const memory_desc_wrapper &bias_d,
  46                                 const primitive_attr_t &attr,
  47                                 bool with_relu, float relu_negative_slope,
  48                                 int nthreads, bool reduce_src);
  49
  50     static status_t init_conf(jit_1x1_conv_conf_t &jcp,
  51                               const convolution_desc_t &cd,
  52                               const memory_desc_wrapper &src_d,
  53                               const memory_desc_wrapper &weights_d,
  54                               const memory_desc_wrapper &dst_d,
  55                               const memory_desc_wrapper &bias_d,
  56                               const primitive_attr_t &attr,
  57                               int nthreads, bool reduce_src)
  58     {
  59         return init_conf(jcp, cd, src_d, weights_d, dst_d, bias_d, attr, false,
  60             0.0, nthreads, reduce_src);
  61     }
  62     bool maybe_relu(int position);
  63
  64     jit_1x1_conv_conf_t jcp;
  65     const primitive_attr_t &attr_;
  66     void (*jit_ker)(jit_1x1_conv_call_s *);
  67
  68   private:
  69     using reg64_t = const Xbyak::Reg64;
  70     using zmm_t = const Xbyak::Zmm;
  71     using mask_t = const Xbyak::Opmask;
  72
  73     reg64_t reg_bcast_data = r8;
  74     reg64_t reg_ptr_scales = r8;
  75     reg64_t reg_output_data = r9;
  76     reg64_t reg_load_data = r10;
  77     reg64_t reg_ptr_sum_scale = r10;
  78     reg64_t reg_reduce_loop_work = r11;
  79     reg64_t reg_bias_data = r12;
  80     reg64_t aux_reg_acc_s32 = r12;
  81     reg64_t reg_acc_s32 = r13;
  82     reg64_t reg_scratch = r13;
  83     reg64_t aux_reg_bcast_data = r14;
  84     reg64_t aux_reg_load_data = r15;
  85     reg64_t imm_addr64 = r15;
  86     reg64_t reg_reduce_pos_flag = rax;
  87     reg64_t aux1_reg_bcast_data = rbx;
  88     reg64_t reg_bcast_loop_work = rbx;
  89     reg64_t bcast_loop_iter = rdx; // Note: Fix me
  90     reg64_t reg_load_loop_work = rsi;
  91     reg64_t aux_reg_output_data = abi_not_param1;
  92     reg64_t reduce_loop_iter = abi_param1;
  93
  94     mask_t vmask = k7;
  95
  96     Xbyak::Zmm zmm_tmp = Xbyak::Zmm(28);
  97     Xbyak::Zmm zmm_one = Xbyak::Zmm(29);
  98     Xbyak::Zmm zmm_zero = Xbyak::Zmm(30);
  99     Xbyak::Zmm zmm_bcast = Xbyak::Zmm(31);
 100
 101     int bcast_loop_work_offt = 0;
 102     int reg_bias_data_offt = 8;
 103     int aux_reg_acc_s32_offt = 16;
 104     int reg_bcast_data_off = 24;
 105     int reg_load_data_off = 32;
 106     int reg_ptr_sum_scale_off = 40;
 107     int stack_space_needed = 48;
 108
 109     void bcast_loop(int load_loop_blk);
 110     void reduce_loop(int load_loop_blk, int ur, int substep, bool wraparound);
 111
 112     void generate();
 113     static void balance(jit_1x1_conv_conf_t &jcp, int nthreads);
 114 };
 115 }
 116 }
 117 }
 118
 119 #endif