contrib/gcc/loop-iv.c

155   if (iv->delta != const0_rtx)
158       print_rtl (file, iv->delta);
372   iv->delta = const0_rtx;
393       iv->delta = const0_rtx;
407   iv->base = simplify_gen_binary (PLUS, iv->extend_mode, iv->delta,
412   iv->delta = const0_rtx;
433       iv->delta = const0_rtx;
464       iv->delta = simplify_gen_unary (NEG, iv->extend_mode,
465 				      iv->delta, iv->extend_mode);
521       iv0->delta = simplify_gen_binary (op, mode, iv0->delta, iv1->base);
535       iv0->delta = simplify_gen_binary (PLUS, mode, iv0->delta, arg);
560       iv->delta = simplify_gen_binary (MULT, mode, iv->delta, mby);
585       iv->delta = simplify_gen_binary (ASHIFT, mode, iv->delta, mby);
881   iv->delta = outer_step;
1223   val = simplify_gen_binary (PLUS, iv->extend_mode, iv->delta,
1882   if (iv0->first_special || iv0->mult != const1_rtx || iv0->delta != const0_rtx)
1884   if (iv1->first_special || iv1->mult != const1_rtx || iv1->delta != const0_rtx)
1992   rtx op0, op1, delta, step, bound, may_xform, tmp, tmp0, tmp1;
2210       delta = simplify_gen_binary (MINUS, comp_mode, iv1.base, iv0.base);
2211       delta = lowpart_subreg (mode, delta, comp_mode);
2212       delta = simplify_gen_binary (UMOD, mode, delta, step);
2216       if (GET_CODE (delta) == CONST_INT)
2218 	  if (was_sharp && INTVAL (delta) == INTVAL (step) - 1)
2234 	      bound = simplify_gen_binary (MINUS, comp_mode, bound, delta);
2246 	      bound = simplify_gen_binary (PLUS, comp_mode, bound, delta);
2290 	      iv0.base = simplify_gen_binary (PLUS, comp_mode, iv0.base, delta);
2295 	      iv1.base = simplify_gen_binary (MINUS, comp_mode, iv1.base, delta);
2399 	  delta = simplify_gen_binary (PLUS, mode, tmp1, step);
2400 	  delta = simplify_gen_binary (MINUS, mode, delta, tmp0);
2443 	  delta = simplify_gen_binary (MINUS, mode, tmp0, step);
2444 	  delta = simplify_gen_binary (MINUS, mode, tmp1, delta);
2451       delta = simplify_gen_binary (UDIV, mode, delta, step);
2452       desc->niter_expr = delta;