* Makefile.in (insn-preds.o): Depend on REGS_H.
        * genpreds.c (write_insn_preds_c): Include regs.h.
        * config/i386/predicates.md (index_register_operand): Use
        REG_OK_FOR_INDEX_STRICT_P and REG_OK_FOR_INDEX_NONSTRICT_P.

        * config/i386/i386.h (REG_CLASS_FROM_LETTER): Add 'l'.
        * config/i386/i386.md (lea_general_1, lea_general_1_zext,
        lea_general_2, lea_general_2_zext, lea_general_3, lea_general_3_zext,
        adddi_1_rex64, addsi_1, addsi_1_zext, addhi_1_lea, addqi_1_lea,
        ashldi3_1_rex64, ashlsi3_1, ashlsi3_1_zext, ashlhi3_1_lea,
        ashlqi3_1_lea): Use 'l' for index register operand.
        (ashldi3_1_rex64 splitter): Use index_register_operand.
        (ashlsi3_1 splitter): Be more careful with modes.

From-SVN: r92080