void RunALULoop()

in src/sim/sim_driver.cc [501:525]

• 24 lines of code
• 7 McCabe index (conditional complexity)

  void RunALULoop(const VTAAluInsn* op, F func) {
    prof_->alu_counter += op->iter_out * op->iter_in * (op->uop_end - op->uop_bgn);
    if (prof_->SkipExec()) return;
    for (int y = 0; y < op->iter_out; ++y) {
      for (int x = 0; x < op->iter_in; ++x) {
        for (int k = op->uop_bgn; k < op->uop_end; ++k) {
          // Read micro op
          VTAUop* uop_ptr = static_cast<VTAUop*>(uop_.BeginPtr(k));
          uint32_t dst_index = uop_ptr->dst_idx;
          uint32_t src_index = uop_ptr->src_idx;
          dst_index += y * op->dst_factor_out + x * op->dst_factor_in;
          src_index += y * op->src_factor_out + x * op->src_factor_in;
          BitPacker<VTA_ACC_WIDTH> dst(acc_.BeginPtr(dst_index));
          BitPacker<VTA_ACC_WIDTH> src(acc_.BeginPtr(src_index));
          for (int k = 0; k < VTA_BATCH * VTA_BLOCK_OUT; ++k) {
            if (use_imm) {
              dst.SetSigned(k, func(dst.GetSigned(k), op->imm));
            } else {
              dst.SetSigned(k, func(dst.GetSigned(k), src.GetSigned(k)));
            }
          }
        }
      }
    }
  }