[!] Fix bug in functional 'shift immediate instructions (SLLIW, SRAI ..). Wrong condition to generate exception.
[!] Fix bug in functional 'shift immediate instructions (SLLIW, SRAI ..). Wrong condition to generate exception.

sergeykhbr/riscv_vhdl,sergeykhbr/riscv_vhdl,sergeykhbr/riscv_vhdl,sergeykhbr/riscv_vhdl