* config/ia64/ia64.h (enum reg_class): Remove FR_INT_REGS, FR_FP_REGS,
        GR_AND_FR_INT_REGS, GR_AND_FR_FP_REGS.
        (REG_CLASS_NAMES): Likewise.
        (REG_CLASS_CONTENTS): Likewise.
        (FR_FP_REGNO_P, FR_INT_REGNO_P): Remove.
        (HARD_REGNO_MODE_OK): Remove references to them.
        (REGNO_REG_CLASS): Likewise.
        (REG_CLASS_FROM_LETTER): Likewise.
        (CLASS_MAX_NREGS): Likewise.
        (REGISTER_MOVE_COST): Likewise.
        * config/ia64/ia64.c (ia64_secondary_reload_class): Likewise.
        * config/ia64/ia64.md (*): Replace "e" constraints with "f".
        (movqi_internal): Special case moves from zero.
        (movhi_internal, movsi_internal): Likewise.
        (movdi_internal): Likewise.  Fill out "f" constraints.
        (movsf_internal): Fill out "r" constraints.
        (movdf_internal): Likewise.

From-SVN: r34530