contrib/gcc/resource.c

209 mark_referenced_resources (rtx x, struct resources *res,
232 	mark_referenced_resources (SUBREG_REG (x), res, 0);
241 	    SET_HARD_REG_BIT (res->regs, r);
253 	    SET_HARD_REG_BIT (res->regs, r);
261 	res->unch_memory = 1;
263 	res->memory = 1;
264       res->volatil |= MEM_VOLATILE_P (x);
267       mark_referenced_resources (XEXP (x, 0), res, 0);
271       res->cc = 1;
277       res->volatil = 1;
281       res->volatil = 1;
285       res->volatil |= MEM_VOLATILE_P (x);
293 	mark_referenced_resources (ASM_OPERANDS_INPUT (x, i), res, 0);
299       mark_referenced_resources (XEXP (XEXP (x, 0), 0), res, 0);
300       mark_referenced_resources (XEXP (x, 1), res, 0);
308       mark_referenced_resources (SET_SRC (x), res, 0);
313 	mark_referenced_resources (x, res, 0);
317 	mark_referenced_resources (XEXP (x, 0), res, 0);
346 	  res->memory = 1;
347 	  SET_HARD_REG_BIT (res->regs, STACK_POINTER_REGNUM);
350 	      SET_HARD_REG_BIT (res->regs, FRAME_POINTER_REGNUM);
352 	      SET_HARD_REG_BIT (res->regs, HARD_FRAME_POINTER_REGNUM);
358 	      SET_HARD_REG_BIT (res->regs, i);
369 	    SET_HARD_REG_SET (res->regs);
389 					       res, 0);
406       mark_referenced_resources (PATTERN (x), res, include_delayed_effects);
419 	mark_referenced_resources (XEXP (x, i), res, include_delayed_effects);
424 	  mark_referenced_resources (XVECEXP (x, i, j), res,
437 find_dead_or_set_registers (rtx target, struct resources *res,
465 	  AND_COMPL_HARD_REG_SET (res->regs, pending_dead_regs);
481 		mark_set_resources (XEXP (PATTERN (insn), 0), res, 0,
570 		  target_res = *res;
575 		  fallthrough_res = *res;
587 		  AND_HARD_REG_SET (res->regs, fallthrough_res.regs);
608       AND_COMPL_HARD_REG_SET (res->regs, scratch);
630 mark_set_resources (rtx x, struct resources *res, int in_dest,
660 	res->cc = 1;
672 	  res->cc = res->memory = 1;
675 	      SET_HARD_REG_BIT (res->regs, r);
680 	      mark_set_resources (SET_DEST (XEXP (link, 0)), res, 1,
686 	    SET_HARD_REG_SET (res->regs);
713       mark_set_resources (SET_DEST (x), res,
718       mark_set_resources (SET_SRC (x), res, 0, MARK_SRC_DEST);
722       mark_set_resources (XEXP (x, 0), res, 1, MARK_SRC_DEST);
729 	  mark_set_resources (XVECEXP (x, 0, i), res, 0, mark_type);
736       mark_set_resources (XEXP (x, 0), res, 1, MARK_SRC_DEST);
741       mark_set_resources (XEXP (x, 0), res, 1, MARK_SRC_DEST);
742       mark_set_resources (XEXP (XEXP (x, 1), 0), res, 0, MARK_SRC_DEST);
743       mark_set_resources (XEXP (XEXP (x, 1), 1), res, 0, MARK_SRC_DEST);
748       mark_set_resources (XEXP (x, 0), res, in_dest, MARK_SRC_DEST);
749       mark_set_resources (XEXP (x, 1), res, 0, MARK_SRC_DEST);
750       mark_set_resources (XEXP (x, 2), res, 0, MARK_SRC_DEST);
756 	  res->memory = 1;
757 	  res->unch_memory |= MEM_READONLY_P (x);
758 	  res->volatil |= MEM_VOLATILE_P (x);
761       mark_set_resources (XEXP (x, 0), res, 0, MARK_SRC_DEST);
768 	    mark_set_resources (SUBREG_REG (x), res, in_dest, mark_type);
777 		SET_HARD_REG_BIT (res->regs, r);
791 	    SET_HARD_REG_BIT (res->regs, r);
798       res->volatil = 1;
802       res->volatil = 1;
806       res->volatil |= MEM_VOLATILE_P (x);
814 	mark_set_resources (ASM_OPERANDS_INPUT (x, i), res, in_dest,
828 	mark_set_resources (XEXP (x, i), res, in_dest, mark_type);
833 	  mark_set_resources (XVECEXP (x, i, j), res, in_dest, mark_type);
893 mark_target_live_regs (rtx insns, rtx target, struct resources *res)
907       *res = end_of_function_needs;
914       *res = end_of_function_needs;
915       mark_referenced_resources (target, res, 0);
920   res->memory = 1;
921   res->volatil = res->unch_memory = 0;
922   res->cc = 0;
951 	      COPY_HARD_REG_SET (res->regs, tinfo->live_regs);
1109       COPY_HARD_REG_SET (res->regs, current_live_regs);
1119     SET_HARD_REG_SET (res->regs);
1124   jump_insn = find_dead_or_set_registers (target, res, &jump_target, 0,
1154       IOR_HARD_REG_SET (res->regs, new_resources.regs);
1159       COPY_HARD_REG_SET (tinfo->live_regs, res->regs);