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* recog.c (split_all_insns): Do not update reg info. * regrename.c (regrename_optimize): Likewise. * toplev.c (rest_of_handle_reorder_blocks): Likewise. * flow.c (struct propagate_block_info): Add insn_num field. (reg_deaths): New array. (life_analysis): Free reg_deaths info. (allocate_reg_life_data): Allocate reg_deaths array. (propagate_one_insn): Use new array. (init_propagate_block): Initialize it. (free_propagate_block_info): Finish compuation of REG_LIVE_LENGTH (attempt_auto_inc): Sanity check that REG_INFO is not computed at same time. (mark_used_regs): Update new array. * reg-stack.c (subst_stack_regs): Unshare clobbers before substitution. From-SVN: r77396
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