* config.gcc (ia64*-*-hpux*): Add extra_options.
        * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
        (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
        * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
        (ia64_tls_size_string, ia64_tune_string): Remove.
        (ia64_tune): Init to PROCESSOR_ITANIUM2.
        (TARGET_DEFAULT_TARGET_FLAGS): New.
        (TARGET_HANDLE_OPTION): New.
        (ia64_override_options): Move options parsing ...
        (ia64_handle_option): ... here.  New.
        * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
        MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
        MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
        MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
        MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
        MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
        MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
        TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
        TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
        TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
        TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
        TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
        TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
        TARGET_EARLY_STOP_BITS): Remove.
        (TARGET_ILP32): Default false.
        (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
        (enum ia64_inline_type): New.
        (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
        * config/ia64/ia64.md: Update for new definitions of
        TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
        * config/ia64/ia64.opt: New file.
        * config/ia64/ilp32.opt: New file.

From-SVN: r96621