void RunALU_()

in src/sim/sim_driver.cc [463:498]

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

  void RunALU_(const VTAAluInsn* op) {
    switch (op->alu_opcode) {
      case VTA_ALU_OPCODE_ADD: {
        return RunALULoop<use_imm>(op, [](int32_t x, int32_t y) {
            return x + y;
          });
      }
      case VTA_ALU_OPCODE_MAX: {
        return RunALULoop<use_imm>(op, [](int32_t x, int32_t y) {
            return std::max(x, y);
          });
      }
      case VTA_ALU_OPCODE_MIN: {
        return RunALULoop<use_imm>(op, [](int32_t x, int32_t y) {
            return std::min(x, y);
          });
      }
      case VTA_ALU_OPCODE_SHR: {
        return RunALULoop<use_imm>(op, [](int32_t x, int32_t y) {
            if (y >= 0) {
              return x >> y;
            } else {
              return x << (-y);
            }
          });
      }
      case VTA_ALU_OPCODE_MUL: {
        return RunALULoop<use_imm>(op, [](int32_t x, int32_t y) {
            return x * y;
          });
      }
      default: {
        LOG(FATAL) << "Unknown ALU code " << op->alu_opcode;
      }
    }
  }