contrib/gcc/cfgcleanup.c

200       if (REG_P (XEXP (exp, 0)))
202 	  dest = XEXP (exp, 0);
301       != (XEXP (SET_SRC (set1), 1) == pc_rtx))
304   cond1 = XEXP (SET_SRC (set1), 0);
305   cond2 = XEXP (SET_SRC (set2), 0);
322   if (!rtx_equal_p (XEXP (cond1, 0), XEXP (cond2, 0))
323       || !rtx_equal_p (XEXP (cond1, 1), XEXP (cond2, 1)))
396       != (XEXP (SET_SRC (set2), 1) == pc_rtx))
941 	  merge_memattrs (XEXP (x, i), XEXP (y, i));
998       for (note = REG_NOTES (i1); note; note = XEXP (note, 1))
999 	if (REG_NOTE_KIND (note) == REG_DEAD && STACK_REG_P (XEXP (note, 0)))
1000 	  SET_HARD_REG_BIT (i1_regset, REGNO (XEXP (note, 0)));
1002       for (note = REG_NOTES (i2); note; note = XEXP (note, 1))
1003 	if (REG_NOTE_KIND (note) == REG_DEAD && STACK_REG_P (XEXP (note, 0)))
1004 	  SET_HARD_REG_BIT (i2_regset, REGNO (XEXP (note, 0)));
1035 	      || (CONSTANT_P (XEXP (equiv1, 0))
1036 		  && rtx_equal_p (XEXP (equiv1, 0), XEXP (equiv2, 0)))))
1043 	      validate_change (i1, &SET_SRC (s1), XEXP (equiv1, 0), 1);
1044 	      validate_change (i2, &SET_SRC (s2), XEXP (equiv2, 0), 1);
1124 		   && !rtx_equal_p (XEXP (equiv1, 0), XEXP (equiv2, 0)))
1211   if ((XEXP (SET_SRC (set1), 1) == pc_rtx)
1212       != (XEXP (SET_SRC (set2), 1) == pc_rtx))
1217   cond1 = XEXP (src1, 0);
1218   cond2 = XEXP (src2, 0);
1241 	       && rtx_equiv_p (&XEXP (cond1, 0), XEXP (cond2, 0), 1, info)
1242 	       && rtx_equiv_p (&XEXP (cond1, 1), XEXP (cond2, 1), 1, info));
1248 	       && rtx_equiv_p (&XEXP (cond1, 1), XEXP (cond2, 0), 1, info)
1249 	       && rtx_equiv_p (&XEXP (cond1, 0), XEXP (cond2, 1), 1, info));
1369       if ((XEXP (SET_SRC (set1), 1) == pc_rtx)
1370 	  != (XEXP (SET_SRC (set2), 1) == pc_rtx))
1373       cond1 = XEXP (SET_SRC (set1), 0);
1374       cond2 = XEXP (SET_SRC (set2), 0);
1386 		&& rtx_renumbered_equal_p (XEXP (cond1, 0), XEXP (cond2, 0))
1387 		&& rtx_renumbered_equal_p (XEXP (cond1, 1), XEXP (cond2, 1)))
1389 		   && rtx_renumbered_equal_p (XEXP (cond1, 1),
1390 					      XEXP (cond2, 0))
1391 		   && rtx_renumbered_equal_p (XEXP (cond1, 0),
1392 					      XEXP (cond2, 1))));
1466 		       && rtx_equal_p (XEXP (p1, 2), XEXP (p2, 2))
1467 		       && rtx_equal_p (XEXP (p1, 3), XEXP (p2, 3)))
1561     if (n1 && (!n2 || XEXP (n1, 0) != XEXP (n2, 0)))