loop.c (loop_has_tablejump): New variable.
* loop.c (loop_has_tablejump): New variable. (prescan_loop): Scan for it. (insert_bct): Replace explicit scan with use of it. * regclass.c (regclass): Restore loop variable j. (record_reg_classes): Deterine op_types modifiers and initialize classes[i] before matching constraints. Handle matching constraints 5-9. From-SVN: r23263
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