contrib/gcc/expr.c

565 	fill_value = const0_rtx;
573 	      emit_cmp_insn (lowfrom, const0_rtx, NE, NULL_RTX,
1463   emit_move_insn (iter, const0_rtx);
2356    Return const0_rtx unconditionally.  */
2363   return const0_rtx;
2539   if (size == const0_rtx)
2547   else if (set_storage_via_setmem (object, size, const0_rtx, align))
4086 	      to_rtx = gen_rtx_MEM (BLKmode, const0_rtx);
4294       expand_expr (exp, const0_rtx, VOIDmode, 0);
4301       expand_expr (TREE_OPERAND (exp, 0), const0_rtx, VOIDmode,
4441       && expr_size (exp) != const0_rtx)
4515 		  emit_cmp_and_jump_insns (size, const0_rtx, LT, NULL_RTX,
4519 	      if (size != const0_rtx)
5454    Always return const0_rtx unless we have something particular to
5470     return const0_rtx;
5475     return expand_expr (exp, const0_rtx, VOIDmode, 0);
5594 	  return const0_rtx;
5600       return const0_rtx;
6673    In the case of a void EXP, const0_rtx is returned.
6734       return ret ? ret : const0_rtx;
6833   ignore = (target == const0_rtx
6842      not call expand_expr with anything but const0_rtx in case this
6848 	return const0_rtx;
6860 	  return const0_rtx;
6865 	return expand_expr (TREE_OPERAND (exp, 0), const0_rtx, VOIDmode,
6872 	  expand_expr (TREE_OPERAND (exp, 0), const0_rtx, VOIDmode, modifier);
6873 	  expand_expr (TREE_OPERAND (exp, 1), const0_rtx, VOIDmode, modifier);
6874 	  return const0_rtx;
6878 	  expand_expr (TREE_OPERAND (exp, 0), const0_rtx, VOIDmode, modifier);
6879 	  expand_expr (TREE_OPERAND (exp, 1), const0_rtx, VOIDmode, modifier);
6880 	  expand_expr (TREE_OPERAND (exp, 2), const0_rtx, VOIDmode, modifier);
6881 	  return const0_rtx;
7034 	return expand_expr (tmp, ignore ? const0_rtx : target,
7126       return const0_rtx;
7137 	    expand_expr (value, const0_rtx, VOIDmode, 0);
7139 	  return const0_rtx;
7739 	return const0_rtx;
8026 	  if (op0 == const0_rtx)
8028 	  if (op1 == const0_rtx)
8362 	    cmpop1 = const0_rtx;
8370 	    cmpop1 = const0_rtx;
8506 	        emit_move_insn (target, const0_rtx);
8521 	  emit_cmp_and_jump_insns (temp, const0_rtx, EQ, NULL_RTX,
8543 	emit_move_insn (target, const0_rtx);
8552       return ignore ? const0_rtx : target;
8572 	  expand_expr (tsi_stmt (iter), const0_rtx, VOIDmode, modifier);
8574       return const0_rtx;
8663 	    return const0_rtx;
8668 	return const0_rtx;
8676       return const0_rtx;
8705       return const0_rtx;
8747       return const0_rtx;
8751       return const0_rtx;
8755       return const0_rtx;
9078     return const0_rtx;
9249   emit_move_insn (target, invert ? const0_rtx : const1_rtx);
9253     return (((result == const0_rtx && ! invert)
9254 	     || (result != const0_rtx && invert))
9255 	    ? const0_rtx : const1_rtx);
9269   emit_move_insn (target, invert ? const1_rtx : const0_rtx);