opt_mode< T > Class Template Reference

#include <machmode.h>

Inheritance diagram for opt_mode< T >:

Public Types
enum	from_int { dummy = MAX_MACHINE_MODE }

Public Member Functions
ALWAYS_INLINE CONSTEXPR	opt_mode ()
ALWAYS_INLINE CONSTEXPR	opt_mode (const T &m)
template<typename U>
ALWAYS_INLINE CONSTEXPR	opt_mode (const U &m)
template<typename U>
ALWAYS_INLINE CONSTEXPR	opt_mode (const opt_mode< U > &)
ALWAYS_INLINE CONSTEXPR	opt_mode (from_int m)
machine_mode	else_void () const
machine_mode	else_blk () const
machine_mode	else_mode (machine_mode) const
T	require () const
bool	exists () const
template<typename U>
bool	exists (U *) const
bool	operator== (const T &m) const
bool	operator!= (const T &m) const

Private Attributes
machine_mode	m_mode

Detailed Description

template<typename T>
class opt_mode< T >

An optional T (i.e. a T or nothing), where T is some form of mode class.   

Member Enumeration Documentation

from_int

template<typename T>

enum opt_mode::from_int

Enumerator
dummy

Constructor & Destructor Documentation

opt_mode() [1/5]

template<typename T>

ALWAYS_INLINE CONSTEXPR opt_mode< T >::opt_mode ( )

inline

Referenced by opt_mode().

opt_mode() [2/5]

template<typename T>

ALWAYS_INLINE CONSTEXPR opt_mode< T >::opt_mode ( const T & m )

inline

opt_mode() [3/5]

template<typename T>

template<typename U>

ALWAYS_INLINE CONSTEXPR opt_mode< T >::opt_mode ( const U & m )

inline

opt_mode() [4/5]

template<typename T>

template<typename U>

ALWAYS_INLINE CONSTEXPR opt_mode< T >::opt_mode

(

const opt_mode< U > &

m

)

References exists(), m_mode, opt_mode(), require(), and T.

opt_mode() [5/5]

template<typename T>

ALWAYS_INLINE CONSTEXPR opt_mode< T >::opt_mode ( from_int m )

inline

Member Function Documentation

else_blk()

template<typename T>

machine_mode opt_mode< T >::else_blk ( ) const

inline

Referenced by alter_reg(), assign_parm_setup_block(), compute_argument_addresses(), compute_record_mode(), emit_library_call_value_1(), expand_expr_real_1(), extract_bit_field_1(), layout_type(), lto_read_tree_1(), mode_for_array(), store_bit_field_1(), and store_one_arg().

else_mode()

template<typename T>

machine_mode opt_mode< T >::else_mode ( machine_mode fallback ) const

inline

If the T exists, return its enum value, otherwise return FALLBACK.   

References m_mode.

Referenced by opt_mode< scalar_mode >::else_blk().

else_void()

template<typename T>

ALWAYS_INLINE machine_mode opt_mode< T >::else_void

(

)

const

If the object contains a T, return its enum value, otherwise return
E_VOIDmode.   

References m_mode.

Referenced by as_a(), dyn_cast(), and is_a().

exists() [1/2]

template<typename T>

ALWAYS_INLINE bool opt_mode< T >::exists

(

)

const

Return true if the object contains a T rather than nothing.   

References m_mode.

Referenced by copy_blkmode_from_reg(), default_floatn_mode(), emit_block_cmp_via_loop(), emit_block_move_via_loop(), expand_expr_real_1(), expand_float(), extract_bit_field_1(), finish_bitfield_representative(), init_derived_machine_modes(), mode_iterator::iterate_p(), opt_mode(), store_bit_field_1(), store_fixed_bit_field(), store_split_bit_field(), and widen_bswap().

exists() [2/2]

template<typename T>

template<typename U>

bool opt_mode< T >::exists ( U * mode ) const

inline

Return true if the object contains a T, storing it in *MODE if so.   

References m_mode, and T.

operator!=()

template<typename T>

bool opt_mode< T >::operator!= ( const T & m ) const

inline

operator==()

template<typename T>

bool opt_mode< T >::operator== ( const T & m ) const

inline

require()

template<typename T>

T opt_mode< T >::require ( ) const

inline

Assert that the object contains a T and return it.   

References gcc_checking_assert, and m_mode.

Referenced by alignment_for_piecewise_move(), assemble_integer(), canonicalize_loop_ivs(), combine_instructions(), convert_extracted_bit_field(), convert_float_to_wider_int(), convert_mode_scalar(), convert_wider_int_to_float(), copy_blkmode_from_reg(), copy_blkmode_to_reg(), cse_insn(), cselib_record_sets(), default_secondary_memory_needed_mode(), emit_block_cmp_via_loop(), emit_block_move_via_loop(), emit_block_move_via_oriented_loop(), emit_block_move_via_pattern(), expand_arith_overflow(), expand_builtin_atomic_clear(), expand_builtin_atomic_test_and_set(), expand_builtin_issignaling(), expand_builtin_powi(), expand_builtin_signbit(), expand_debug_expr(), expand_fix(), expand_float(), expand_ifn_atomic_compare_exchange(), expand_parity(), expand_vector_parallel(), extract_bit_field_using_extv(), extract_fixed_bit_field(), extract_fixed_bit_field_1(), extract_integral_bit_field(), extract_split_bit_field(), find_shift_sequence(), finish_bitfield_representative(), gen_int_shift_amount(), gen_lowpart_common(), gen_lowpart_for_combine(), mode_iterator::get_2xwider(), get_best_extraction_insn(), get_builtin_sync_mode(), get_gcov_type(), get_gcov_unsigned_t(), mode_iterator::get_next(), mode_iterator::get_wider(), hard_function_value(), init_derived_machine_modes(), init_emit_once(), init_expr_target(), init_num_sign_bit_copies_in_rep(), init_optabs(), initialize_sizetypes(), layout_type(), make_extraction(), omp_clause_aligned_alignment(), opt_mode(), prepare_call_arguments(), prepare_cmp_insn(), replace_reg_with_saved_mem(), resolve_simple_move(), set_builtin_user_assembler_name(), set_storage_via_setmem(), simplify_comparison(), simplify_subreg_concatn(), op_by_pieces_d::smallest_fixed_size_mode_for_size(), store_bit_field_1(), store_bit_field_using_insv(), store_field(), store_fixed_bit_field(), store_integral_bit_field(), store_split_bit_field(), supportable_indirect_convert_operation(), vect_verify_full_masking(), vect_verify_full_masking_avx512(), vect_verify_loop_lens(), vectorizable_conversion(), vectorizable_load(), vectorizable_store(), widen_bswap(), widen_leading(), and widest_fixed_size_mode_for_size().

Field Documentation

m_mode

template<typename T>

machine_mode opt_mode< T >::m_mode

private

Referenced by else_mode(), else_void(), exists(), exists(), opt_mode(), and require().

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The documentation for this class was generated from the following files:

• coretypes.h
• machmode.h