pair_fusion_bb_info Struct Reference

Collaboration diagram for pair_fusion_bb_info:

Public Types
using	def_hash = nofree_ptr_hash<def_info>
using	expr_key_t = pair_hash<tree_operand_hash, int_hash<int, -1, -2>>
using	def_key_t = pair_hash<def_hash, int_hash<int, -1, -2>>

Public Member Functions
	pair_fusion_bb_info (bb_info *bb, pair_fusion *d)
	~pair_fusion_bb_info ()
void	track_access (insn_info *, bool load, rtx mem)
void	transform ()
void	cleanup_tombstones ()

Data Fields
ordered_hash_map< expr_key_t, access_group >	expr_map
ordered_hash_map< def_key_t, access_group >	def_map
hash_map< def_hash, alt_base >	canon_base_map

Static Public Attributes
static const size_t	obstack_alignment = sizeof (void *)

Private Member Functions
splay_tree_node< access_record * > *	node_alloc (access_record *)
template<typename Map>
void	traverse_base_map (Map &map)
void	transform_for_base (int load_size, access_group &group)
void	merge_pairs (insn_list_t &, insn_list_t &, bool load_p, unsigned access_size)
bool	try_fuse_pair (bool load_p, unsigned access_size, insn_info *i1, insn_info *i2)
bool	fuse_pair (bool load_p, unsigned access_size, int writeback, insn_info *i1, insn_info *i2, base_cand &base, const insn_range_info &move_range)
void	track_tombstone (int uid)
bool	track_via_mem_expr (insn_info *, rtx mem, lfs_fields lfs)

Private Attributes
obstack	m_obstack
bb_info *	m_bb
pair_fusion *	m_pass
bitmap_obstack	m_bitmap_obstack
bitmap_head	m_tombstone_bitmap
bool	m_emitted_tombstone

Member Typedef Documentation

def_hash

using pair_fusion_bb_info::def_hash = nofree_ptr_hash<def_info>

def_key_t

using pair_fusion_bb_info::def_key_t = pair_hash<def_hash, int_hash<int, -1, -2>>

expr_key_t

using pair_fusion_bb_info::expr_key_t = pair_hash<tree_operand_hash, int_hash<int, -1, -2>>

Constructor & Destructor Documentation

pair_fusion_bb_info()

pair_fusion_bb_info::pair_fusion_bb_info ( bb_info * bb, pair_fusion * d )

inline

References false, m_bb, m_emitted_tombstone, m_obstack, m_pass, obstack_alignment, obstack_chunk_alloc, obstack_chunk_free, and OBSTACK_CHUNK_SIZE.

~pair_fusion_bb_info()

pair_fusion_bb_info::~pair_fusion_bb_info ( )

inline

References bitmap_obstack_release(), bitmap_release(), m_bitmap_obstack, m_emitted_tombstone, m_obstack, and m_tombstone_bitmap.

Member Function Documentation

cleanup_tombstones()

void pair_fusion_bb_info::cleanup_tombstones ( )

inline

References as_a(), bitmap_bit_p, crtl, iterate_safely(), m_bb, m_emitted_tombstone, and m_tombstone_bitmap.

Referenced by pair_fusion::process_block().

fuse_pair()

bool pair_fusion_bb_info::fuse_pair ( bool load_p, unsigned access_size, int writeback, insn_info * i1, insn_info * i2, base_cand & base, const insn_range_info & move_range )

inlineprivate

References store_change_builder::advance(), ALL, cancel_changes(), changes, combine_reg_notes(), confirm_change_group(), copy_rtx(), crtl, d1, d2, base_cand::def, defs, store_change_builder::done(), drop_writeback(), dump_file, dyn_cast(), extract_writebacks(), fixup_debug_uses(), free_EXPR_LIST_node(), base_cand::from_insn, gcc_assert, gcc_checking_assert, gen_tombstone(), store_change_builder::get_change(), i, i1, i2, use::insn, insns, m_pass, MAY_HAVE_DEBUG_INSNS, MEM_P, NULL_RTX, PATTERN(), plus_constant(), refers_to_regno_p(), REG_NOTES, REG_P, REGNO, replace_equiv_address_nv(), strip_offset(), track_tombstone(), try_repurpose_store(), validate_change(), validate_unshare_change(), and XEXP.

Referenced by try_fuse_pair().

merge_pairs()

void pair_fusion_bb_info::merge_pairs ( insn_list_t & left_list, insn_list_t & right_list, bool load_p, unsigned access_size )

inlineprivate

References dump_file, dump_insn_list(), and try_fuse_pair().

Referenced by transform_for_base().

node_alloc()

splay_tree_node< access_record * > * pair_fusion_bb_info::node_alloc ( access_record * access )

inlineprivate

References m_obstack.

Referenced by track_access(), and track_via_mem_expr().

track_access()

void pair_fusion_bb_info::track_access ( insn_info * insn, bool load, rtx mem )

inline

References any_post_modify_p(), alt_base::base, canon_base_map, def_map, dump_file, encode_lfs(), EXISTING, lfs_fields::fpsimd_p, gcc_assert, gcc_unreachable, GET_CODE, GET_MODE, GET_MODE_SIZE(), GET_RTX_CLASS, lfs_fields::load_p, m_bb, m_pass, MEM_VOLATILE_P, mode_name, node_alloc(), NULL, alt_base::offset, pair_mem_strip_offset(), PATTERN(), pp_formatted_text(), pp_string(), print_dec(), REG_P, REGNO, reload_completed, RTX_AUTOINC, poly_int< N, C >::to_constant(), access_group::track(), track_via_mem_expr(), and XEXP.

Referenced by pair_fusion::process_block().

track_tombstone()

void pair_fusion_bb_info::track_tombstone ( int uid )

inlineprivate

References bitmap_initialize(), bitmap_obstack_initialize(), bitmap_set_bit, gcc_unreachable, m_bitmap_obstack, m_emitted_tombstone, and m_tombstone_bitmap.

Referenced by fuse_pair().

track_via_mem_expr()

bool pair_fusion_bb_info::track_via_mem_expr ( insn_info * insn, rtx mem, lfs_fields lfs )

inlineprivate

References DECL_P, dump_file, encode_lfs(), expr_map, lfs_fields::fpsimd_p, get_addr_base_and_unit_offset(), GET_MODE, GET_MODE_SIZE(), lfs_fields::load_p, m_bb, MEM_EXPR, MEM_OFFSET, MEM_OFFSET_KNOWN_P, mode_name, node_alloc(), NULL, print_dec(), print_node_brief(), poly_int< N, C >::to_constant(), and access_group::track().

Referenced by track_access().

transform()

void pair_fusion_bb_info::transform ( )

inline

References def_map, expr_map, and traverse_base_map().

Referenced by pair_fusion::process_block().

transform_for_base()

void pair_fusion_bb_info::transform_for_base ( int load_size, access_group & group )

inlineprivate

References access_record::cand_insns, decode_lfs(), known_eq, access_group::list, merge_pairs(), access::offset, and access_record::offset.

Referenced by traverse_base_map().

traverse_base_map()

template<typename Map>

void pair_fusion_bb_info::traverse_base_map ( Map & map )

inlineprivate

References map, and transform_for_base().

Referenced by transform().

try_fuse_pair()

bool pair_fusion_bb_info::try_fuse_pair ( bool load_p, unsigned access_size, insn_info * i1, insn_info * i2 )

inlineprivate

References bitmap_bit_p, cfun, base_cand::def, defs, dump_file, find_reg_note(), first_hazard_after(), fuse_pair(), gcc_assert, gcc_checking_assert, base_cand::hazards, i, i1, i2, use::insn, insns, latest_hazard_before(), m_emitted_tombstone, m_pass, m_tombstone_bitmap, MEM_READONLY_P, NULL_RTX, PATTERN(), refers_to_regno_p(), reg_overlap_mentioned_p(), cand::regno, RTX_FRAME_RELATED_P, and XEXP.

Referenced by merge_pairs().

Field Documentation

canon_base_map

hash_map<def_hash, alt_base> pair_fusion_bb_info::canon_base_map

Referenced by track_access().

def_map

ordered_hash_map<def_key_t, access_group> pair_fusion_bb_info::def_map

Referenced by track_access(), and transform().

expr_map

ordered_hash_map<expr_key_t, access_group> pair_fusion_bb_info::expr_map

Referenced by track_via_mem_expr(), and transform().

m_bb

bb_info* pair_fusion_bb_info::m_bb

private

Referenced by cleanup_tombstones(), pair_fusion_bb_info(), track_access(), and track_via_mem_expr().

m_bitmap_obstack

bitmap_obstack pair_fusion_bb_info::m_bitmap_obstack

private

Referenced by track_tombstone(), and ~pair_fusion_bb_info().

m_emitted_tombstone

bool pair_fusion_bb_info::m_emitted_tombstone

private

Referenced by cleanup_tombstones(), pair_fusion_bb_info(), track_tombstone(), try_fuse_pair(), and ~pair_fusion_bb_info().

m_obstack

obstack pair_fusion_bb_info::m_obstack

private

Referenced by node_alloc(), pair_fusion_bb_info(), and ~pair_fusion_bb_info().

m_pass

pair_fusion* pair_fusion_bb_info::m_pass

private

Referenced by fuse_pair(), pair_fusion_bb_info(), track_access(), and try_fuse_pair().

m_tombstone_bitmap

bitmap_head pair_fusion_bb_info::m_tombstone_bitmap

private

Referenced by cleanup_tombstones(), track_tombstone(), try_fuse_pair(), and ~pair_fusion_bb_info().

obstack_alignment

const size_t pair_fusion_bb_info::obstack_alignment = sizeof (void *)

static

Referenced by pair_fusion_bb_info().

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The documentation for this struct was generated from the following file:

• pair-fusion.cc