Sorry for late reply.
Yes, you can use the ITP-XDP3 JTAG adapter for debug the Intel 4th Generation Core Series via JTAG.
Regarding the JTAG debug SW, you can use the Intel System Studio which has Intel System Debugger(JTAG) program.
Intel System Studion: https://software.intel.com/en-us/intel-system-studio
And for the generic Intel support and question, please go to the Intel Premier Support.
Intel® Premier Support: https://premier.intel.com ;