contrib/gcc/flow.c

159 #define EPILOGUE_USES(REGNO)  0
162 #define EH_USES(REGNO)  0
451    Search for REGNO.  If found, return 2 if it is not wider than
460   if (REG_P (x) && REGNO (x) == regno)
470    of BB looking for register REGNO.  */
930   int regno = REGNO (reg);
1499       if (REG_P (XEXP (*ptr, 0)) && REGNO (XEXP (*ptr, 0)) == reg)
1508 	  && REGNO (SUBREG_REG (*ptr)) == reg)
2077 	      SET_REGNO_REG_SET (pbi->reg_cond_reg, REGNO (reg));
2287 	  int regno = REGNO (XEXP (notes, 0));
2367 	      int regno = REGNO (r);
2442 	  && (REGNO (XEXP (x, 0)) >= FIRST_PSEUDO_REGISTER
2444 	  && ! REGNO_REG_SET_P (pbi->reg_live, REGNO (XEXP (x, 0))))
2531 /* 1 if register REGNO was alive at a place where `setjmp' was called
2777       not_dead = (unsigned long) REGNO_REG_SET_P (pbi->reg_live, REGNO (reg));
2781       regno_last = regno_first = REGNO (reg);
2795 	  regno_last = regno_first = REGNO (SUBREG_REG (reg));
2997 		      || !IN_RANGE (REGNO (reg), FIRST_STACK_REG,
3016 		      || !IN_RANGE (REGNO (reg), FIRST_STACK_REG,
3081 	      || !IN_RANGE (REGNO (reg), FIRST_STACK_REG, LAST_STACK_REG))
3091 /* Mark REGNO conditionally dead.
3132 	  SET_REGNO_REG_SET (pbi->reg_cond_reg, REGNO (XEXP (cond, 0)));
3164 	      SET_REGNO_REG_SET (pbi->reg_cond_reg, REGNO (XEXP (cond, 0)));
3216 /* Flush all (sub) expressions referring to REGNO from REG_COND_LIVE.  */
3250 	  && REGNO (XEXP (x, 0)) == REGNO (XEXP (old, 0)))
3253 	  && REGNO (XEXP (x, 0)) == REGNO (XEXP (old, 0)))
3358 	  && REGNO (XEXP (x, 0)) == REGNO (XEXP (old, 0)))
3361 	  && REGNO (XEXP (x, 0)) == REGNO (XEXP (old, 0)))
3437 /* Given a condition X, remove references to reg REGNO and return the
3439    involving REGNO are considered to evaluate to false.  This function
3440    is used when the value of REGNO changes.  */
3449       if (REGNO (XEXP (x, 0)) == regno)
3511   int regno = REGNO (incr_reg);
3584       regno = REGNO (q);
3590       /* REGNO is now used in INCR which is below INSN, but
3597 	 that REGNO now crosses them.  */
3626   if (REGNO (SET_DEST (set)) == REGNO (incr_reg))
3636 	      unsigned int regno = REGNO (XEXP (note, 0));
3644 	      CLEAR_REGNO_REG_SET (pbi->reg_live, REGNO (XEXP (note, 0)));
3688   regno = REGNO (addr);
3702   if (REG_P (XEXP (y, 0)) && REGNO (XEXP (y, 0)) == REGNO (addr))
3704   else if (REG_P (XEXP (y, 1)) && REGNO (XEXP (y, 1)) == REGNO (addr))
3764   regno_last = regno_first = REGNO (reg);
3854 		  || !IN_RANGE (REGNO (reg), FIRST_STACK_REG, LAST_STACK_REG))
3919 					 REGNO (XEXP (cond, 0)));
3934 	      SET_REGNO_REG_SET (pbi->reg_cond_reg, REGNO (XEXP (cond, 0)));
4016       && (regno = REGNO (x),
4255   int regno = REGNO (SET_DEST (x));
4579 		      if (REGNO (reg) >= FIRST_PSEUDO_REGISTER)
4582 		        n = hard_regno_nregs[REGNO (reg)][GET_MODE (reg)];
4593 			      || !IN_RANGE (REGNO (XEXP (link, 0)),