contrib/gcc/optabs.c

2057 expand_twoval_unop (optab unoptab, rtx op0, rtx targ0, rtx targ1,
2076   if (unoptab->handlers[(int) mode].insn_code != CODE_FOR_nothing)
2078       int icode = (int) unoptab->handlers[(int) mode].insn_code;
2114 	  if (unoptab->handlers[(int) wider_mode].insn_code
2121 	      if (expand_twoval_unop (unoptab, cop0, t0, t1, unsignedp))
2540 expand_unop (enum machine_mode mode, optab unoptab, rtx op0, rtx target,
2551   if (unoptab->handlers[(int) mode].insn_code != CODE_FOR_nothing)
2553       int icode = (int) unoptab->handlers[(int) mode].insn_code;
2578 	      && ! add_equal_note (pat, temp, unoptab->code, xop0, NULL_RTX))
2581 	      return expand_unop (mode, unoptab, op0, NULL_RTX, unsignedp);
2595   if (unoptab == clz_optab)
2605   if (unoptab == bswap_optab)
2613 	if (unoptab->handlers[(int) wider_mode].insn_code != CODE_FOR_nothing)
2622 				  (unoptab == neg_optab
2623 				   || unoptab == one_cmpl_optab)
2626 	    temp = expand_unop (wider_mode, unoptab, xop0, NULL_RTX,
2649   if (unoptab == one_cmpl_optab
2652       && unoptab->handlers[(int) word_mode].insn_code != CODE_FOR_nothing)
2666 	  rtx x = expand_unop (word_mode, unoptab,
2678 			      gen_rtx_fmt_e (unoptab->code, mode,
2683   if (unoptab->code == NEG)
2697 	  temp = expand_binop (mode, (unoptab == negv_optab
2707   if (unoptab == parity_optab)
2716   if (unoptab->handlers[(int) mode].libfunc)
2724       if (unoptab == ffs_optab || unoptab == clz_optab || unoptab == ctz_optab
2725 	  || unoptab == popcount_optab || unoptab == parity_optab)
2733       value = emit_library_call_value (unoptab->handlers[(int) mode].libfunc,
2741 			  gen_rtx_fmt_e (unoptab->code, outmode, op0));
2754 	  if ((unoptab->handlers[(int) wider_mode].insn_code
2756 	      || unoptab->handlers[(int) wider_mode].libfunc)
2765 				    (unoptab == neg_optab
2766 				     || unoptab == one_cmpl_optab)
2769 	      temp = expand_unop (wider_mode, unoptab, xop0, NULL_RTX,
2774 	      if (unoptab == clz_optab && temp != 0)
2800   if (unoptab->code == NEG && !HONOR_SIGNED_ZEROS (mode))
2804                            unoptab == negv_optab ? subv_optab : sub_optab,