cb2f563be7
* rtlanal.c (label_is_jump_target_p): Return true for a matching REG_LABEL_TARGET. * reorg.c (fill_slots_from_thread): Correct last change to use NULL_RTX, not NULL. Outside of REG_NOTES loop, increase and decrease LABEL_NUSES for JUMP_LABEL (trial), not XEXP (note, 0). * jump.c (mark_jump_label_1): Add comment for last change regarding JUMP_LABEL setting. * gcse.c (add_label_notes): Remove conditional that the label is mentioned in insn before adding regnote. * sched-rgn.c (is_cfg_nonregular): Don't return 1 for a single_set insn only feeding a label to a jump through a register that dies there. From-SVN: r130398
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