.. _nmsis_core_api_signed_16-bit_multiply_64-bit_add/subtract_instructions: Signed 16-bit Multiply 64-bit Add/Subtract Instructions ======================================================= .. doxygengroup:: NMSIS_Core_DSP_Intrinsic_SIGNED_16B_MULT_64B_ADDSUB :project: nmsis_core :outline: :content-only: .. doxygengroup:: NMSIS_Core_DSP_Intrinsic_SIGNED_16B_MULT_64B_ADDSUB :project: nmsis_core