ulttiny / Blog: Recent posts

Maintenance update, no functional changes.

• Update: libcxc v3.0.0
• Update: rcode v3.0: ABI changed!

• Fixed: (BUG::CRITICAL) utt_T_DeleteTaskGroup() CRASH if invoked right after utt_T_CreateTaskGroup(): uninitialized p_grp->prev_nxd and p_grp->next pointers.
• Fixed: (BUG) xxx_DeleteTaskGroup(): a group with uninitialized GroupID was pushed to deleted group list if invoked right after utt_T_CreateTaskGroup().
• Fixed: (BUG) utt_T_CreateTaskGroup(): missing call to leave_sig_critical_section() if deleted group list is empty.

• Fixed: few BUGs related to AS-safety (Asynchronous Signals) .
• Change: td_wait_start(): removed timeout counter: unconditionally wait for all worker threads,
• Change: utt_BarrierInit(), utt_MutexInit(): return fault if target structure is already initialized,
• Added: utt_BarrierDestroy(), utt_MutexDestroy(): most likely those functions will never be needed in practice - added for completeness of the lib interface,
• Added: worker statistics: UTT_STAT_N_CONT: number of task continuation requests.... read more

• Fixed: (BUG) unhandled cxc exceptions could cause a deadlock,
• Fixed: (BUG) deadlock possible on tdl_lock if exception is raised during thread activation,
• Fixed: (BUG) utt_CreateTaskGroup(): missing check for UTT_TD_STOP: the function have to return fault if the instance is running,
• Fixed: library interface description in the public header.

Details in change log.

First stable release, functional tests passed.