config/sh/sh.c

4723    We fix this by performing a scan before scheduling, which notices which
4729    scan, find an instruction which needs a pcrel move.  Look forward, find the
4865   rtx_insn *scan = barrier;
4882 	      scan = emit_insn_after (gen_align_2 (), scan);
4886 	    scan = emit_label_after (lab, scan);
4887 	  scan = emit_insn_after (gen_consttable_2 (p->value, const0_rtx),
4888 				  scan);
4892 	      scan = emit_insn_after (gen_consttable_window_end (lab), scan);
4903       scan = emit_insn_after (gen_align_4 (), scan);
4912 	    scan = emit_label_after (lab, scan);
4919       scan = emit_label_after (gen_label_rtx (), scan);
4920       scan = emit_insn_after (gen_align_log (GEN_INT (3)), scan);
4952 		    scan = emit_label_after (lab, scan);
4953 		  scan = emit_insn_after (gen_consttable_4 (p->value,
4954 							    const0_rtx), scan);
4961 		  scan = emit_insn_after (gen_align_log (GEN_INT (3)), scan);
4962 		  align_insn = scan;
4967 		scan = emit_label_after (lab, scan);
4968 	      scan = emit_insn_after (gen_consttable_8 (p->value, const0_rtx),
4969 				      scan);
4980 		  scan = emit_insn_after (gen_consttable_window_end (lab),
4981 					  scan);
5002 	      scan = emit_label_after (gen_label_rtx (), scan);
5003 	      scan = emit_insn_after (gen_align_4 (), scan);
5006 	    scan = emit_label_after (lab, scan);
5007 	  scan = emit_insn_after (gen_consttable_4 (p->value, const0_rtx),
5008 				  scan);
5015 	      scan = emit_label_after (gen_label_rtx (), scan);
5016 	      scan = emit_insn_after (gen_align_4 (), scan);
5019 	    scan = emit_label_after (lab, scan);
5020 	  scan = emit_insn_after (gen_consttable_8 (p->value, const0_rtx),
5021 				  scan);
5032 	      scan = emit_insn_after (gen_consttable_window_end (lab), scan);
5037   scan = emit_insn_after (gen_consttable_end (), scan);
5038   scan = emit_barrier_after (scan);
5779       rtx_insn *scan;
5789       for (scan = jump; (scan = PREV_INSN (scan)); )
5793 	  if (scan->deleted ())
5795 	  code = GET_CODE (scan);
5799 	      && GET_CODE (PATTERN (scan)) != USE
5800 	      && GET_CODE (PATTERN (scan)) != CLOBBER
5801 	      && get_attr_in_delay_slot (scan) == IN_DELAY_SLOT_YES)
5803 	      attempt &= ~regs_used (PATTERN (scan), 0);
5807       for (used = dead = 0, scan = JUMP_LABEL_AS_INSN (jump);
5808 	   (scan = NEXT_INSN (scan)); )
5812 	  if (scan->deleted ())
5814 	  code = GET_CODE (scan);
5815 	  if (INSN_P (scan))
5817 	      used |= regs_used (PATTERN (scan), 0);
5819 		used |= regs_used (CALL_INSN_FUNCTION_USAGE (scan), 0);
5828 		  if (jump_left-- && simplejump_p (scan))
5829 		    scan = JUMP_LABEL_AS_INSN (scan);
6215 	  rtx_insn *link, *scan;
6245 	  for (scan = PREV_INSN (insn);
6246 	       scan && !LABEL_P (scan);
6247 	       scan = PREV_INSN (scan))
6249 	      if (! INSN_P (scan))
6252 	      if (! reg_mentioned_p (reg, scan))
6255 	      if (noncall_uses_reg (reg, scan, &set))
6260 		  link = scan;
6287 	  for (scan = NEXT_INSN (link); scan; scan = NEXT_INSN (scan))
6298 	      if (LABEL_P (scan) && ! foundinsn)
6301 	      if (! INSN_P (scan))
6308 	      if (JUMP_P (scan))
6311 	      if (! reg_mentioned_p (reg, scan))
6314 	      if (noncall_uses_reg (reg, scan, &scanset))
6317 	      if (scan == insn)
6320 	      if (scan != insn
6321 		  && (CALL_P (scan) || sfunc_uses_reg (scan)))
6345 		      || find_reg_note (scan, REG_DEAD, reg)))
6347 		  dies = scan;
6370 	      scan = link;
6375 		  scan = NEXT_INSN (scan);
6376 		  if (scan != insn
6377 		      && ((CALL_P (scan)
6378 			   && reg_mentioned_p (reg, scan))
6379 			  || ((reg2 = sfunc_uses_reg (scan))
6381 		    add_reg_note (scan, REG_LABEL_OPERAND, label);
6383 	      while (scan != dies);
6429 	  rtx_insn *scan;
6436 	  for (scan = mova, total = 0; scan != insn; scan = NEXT_INSN (scan))
6437 	    total += get_attr_length (scan);
6455 	  rtx_insn *scan;
6471 	  for (scan = insn; scan != barrier; scan = NEXT_INSN (scan))
6473 	      if (LABEL_P (scan))
6475 	      if (NONJUMP_INSN_P (scan)
6476 		  && recog_memoized (scan) == CODE_FOR_casesi_worker_2)
6478 	      if (broken_move (scan))
6480 		  rtx *patp = &PATTERN (scan), pat = *patp;
6511 		      rtx *clobberp = &XVECEXP (PATTERN (scan), 0,
6512 						XVECLEN (PATTERN (scan), 0)
6520 			  && reg_set_between_p (r0_rtx, last_float_move, scan))
6529 			emit_insn_before (gen_mova (lab), scan);
6547 		      last_float_move = scan;
6576 		      INSN_CODE (scan) = -1;
6586 		  INSN_CODE (scan) = -1;