fixing dcpuops, some ops like:  "shl [label], 8" didn't work properly.
fixing dcpuops, some ops like:  "shl [label], 8" didn't work properly.

DCPUTeam/DCPUToolchain,DCPUTeam/DCPUToolchain,DCPUTeam/DCPUToolchain,DCPUTeam/DCPUToolchain