ssa_lazy_cache Class Reference

#include <gimple-range-cache.h>

Inheritance diagram for ssa_lazy_cache:

Collaboration diagram for ssa_lazy_cache:

Public Member Functions
	ssa_lazy_cache ()
	~ssa_lazy_cache ()
bool	empty_p () const
virtual bool	has_range (tree name) const
virtual bool	set_range (tree name, const vrange &r)
virtual bool	merge_range (tree name, const vrange &r)
virtual bool	get_range (vrange &r, tree name) const
virtual void	clear_range (tree name)
virtual void	clear ()
void	dump (FILE *f=stderr)
virtual bool	range_of_expr (vrange &r, tree expr, gimple *stmt=NULL)
virtual tree	value_of_expr (tree expr, gimple *=NULL)
virtual tree	value_on_edge (edge, tree expr)
virtual tree	value_of_stmt (gimple *, tree name=NULL)
virtual tree	value_on_entry (basic_block, tree expr)
virtual tree	value_on_exit (basic_block, tree expr)
virtual bool	range_on_edge (vrange &r, edge, tree expr)
virtual bool	range_of_stmt (vrange &r, gimple *, tree name=NULL)
virtual bool	range_on_entry (vrange &r, basic_block bb, tree expr)
virtual bool	range_on_exit (vrange &r, basic_block bb, tree expr)
relation_kind	query_relation (gimple *s, tree ssa1, tree ssa2, bool get_range=true)
relation_kind	query_relation (edge e, tree ssa1, tree ssa2, bool get_range=true)
relation_oracle *	oracle () const

Protected Member Functions
bool	get_tree_range (vrange &v, tree expr, gimple *stmt, basic_block bbentry=NULL, basic_block bbexit=NULL)
bool	invoke_range_of_expr (vrange &v, tree expr, gimple *stmt, basic_block bbentry, basic_block bbexit)
bool	get_arith_expr_range (vrange &r, tree expr, gimple *stmt)

Protected Attributes
bitmap	active_p
vec< vrange_storage * >	m_tab
vrange_allocator *	m_range_allocator
relation_oracle *	m_oracle

Constructor & Destructor Documentation

ssa_lazy_cache()

ssa_lazy_cache::ssa_lazy_cache ( )

inline

References active_p, BITMAP_ALLOC, and NULL.

~ssa_lazy_cache()

ssa_lazy_cache::~ssa_lazy_cache ( )

inline

References active_p, and BITMAP_FREE.

Member Function Documentation

clear()

void ssa_lazy_cache::clear ( )

virtual

Reimplemented from ssa_cache.

References active_p, and bitmap_clear().

Referenced by path_range_query::reset_path().

clear_range()

void ssa_lazy_cache::clear_range ( tree name )

virtual

Reimplemented from ssa_cache.

References active_p, bitmap_clear_bit(), and SSA_NAME_VERSION.

Referenced by path_range_query::compute_ranges_in_block().

dump()

void ssa_cache::dump ( FILE * f = stderr )

virtualinherited

Reimplemented from range_query.

References ssa_cache::get_range(), ggc_alloc(), gimple_range_ssa_p(), num_ssa_names, print_generic_expr(), r, ssa_name, TDF_NONE, and TREE_TYPE.

Referenced by path_range_query::dump(), ranger_cache::dump(), and dom_ranger::~dom_ranger().

empty_p()

bool ssa_lazy_cache::empty_p ( ) const

inline

References active_p, and bitmap_empty_p().

get_arith_expr_range()

bool range_query::get_arith_expr_range ( vrange & r, tree expr, gimple * stmt )

protectedinherited

get_range()

bool ssa_lazy_cache::get_range ( vrange & r, tree name ) const

virtual

Reimplemented from ssa_cache.

References active_p, bitmap_bit_p, ssa_cache::get_range(), r, and SSA_NAME_VERSION.

Referenced by assume_query::assume_range_p(), assume_query::calculate_phi(), dom_ranger::edge_range(), path_range_query::get_cache(), and assume_query::range_of_expr().

get_tree_range()

bool range_query::get_tree_range ( vrange & v, tree expr, gimple * stmt, basic_block bbentry = NULL, basic_block bbexit = NULL )

protectedinherited

References BINARY_CLASS_P, COMPARISON_CLASS_P, drop_tree_overflow(), expr, range_op_handler::fold_range(), ggc_alloc(), gimple_range_global(), gimple_range_ssa_p(), range_query::invoke_range_of_expr(), r, real_isnan(), real_isneg(), REAL_VALUE_TYPE, frange::set(), frange::set_nan(), Value_Range::supports_type_p(), TREE_CODE, TREE_OPERAND, TREE_OVERFLOW_P, TREE_REAL_CST_PTR, tree_single_nonzero_warnv_p(), TREE_TYPE, type(), TYPE_P, and UNARY_CLASS_P.

Referenced by assume_query::calculate_phi(), assume_query::range_of_expr(), global_range_query::range_of_expr(), dom_ranger::range_of_expr(), ssa_cache::range_of_expr(), gimple_ranger::range_of_expr(), ranger_cache::range_of_expr(), gimple_ranger::range_of_stmt(), ranger_cache::range_on_edge(), dom_ranger::range_on_edge(), gimple_ranger::range_on_edge(), gimple_ranger::range_on_entry(), and gimple_ranger::range_on_exit().

has_range()

bool ssa_lazy_cache::has_range ( tree name ) const

virtual

Reimplemented from ssa_cache.

References active_p, bitmap_bit_p, and SSA_NAME_VERSION.

Referenced by dom_ranger::edge_range().

invoke_range_of_expr()

bool range_query::invoke_range_of_expr ( vrange & v, tree expr, gimple * stmt, basic_block bbentry, basic_block bbexit )

protectedinherited

References gcc_checking_assert, ggc_alloc(), r, range_query::range_of_expr(), range_query::range_on_entry(), and range_query::range_on_exit().

Referenced by range_query::get_tree_range().

merge_range()

bool ssa_lazy_cache::merge_range ( tree name, const vrange & r )

virtual

Reimplemented from ssa_cache.

References active_p, bitmap_set_bit, vrange_allocator::clone(), gcc_checking_assert, ssa_cache::m_range_allocator, ssa_cache::m_tab, ssa_cache::merge_range(), num_ssa_names, r, and SSA_NAME_VERSION.

Referenced by assume_query::calculate_op().

oracle()

relation_oracle * range_query::oracle ( ) const

inlineinherited

References range_query::m_oracle.

Referenced by path_range_query::compute_ranges(), fur_depend::fur_depend(), gimple_ranger::gimple_ranger(), jt_fur_source::jt_fur_source(), path_range_query::path_range_query(), path_range_query::path_range_query(), and fold_using_range::relation_fold_and_or().

query_relation() [1/2]

relation_kind range_query::query_relation ( edge e, tree ssa1, tree ssa2, bool get_range = true )

inherited

References get_range(), ggc_alloc(), range_query::m_oracle, relation_oracle::query_relation(), range_query::range_on_edge(), single_pred_p(), TREE_CODE, TREE_TYPE, and VREL_VARYING.

query_relation() [2/2]

relation_kind range_query::query_relation ( gimple * s, tree ssa1, tree ssa2, bool get_range = true )

inherited

References get_range(), ggc_alloc(), gimple_bb(), range_query::m_oracle, relation_oracle::query_relation(), range_query::range_of_expr(), TREE_CODE, TREE_TYPE, and VREL_VARYING.

Referenced by fur_stmt::query_relation(), and fold_using_range::range_of_phi().

range_of_expr()

bool ssa_cache::range_of_expr ( vrange & r, tree expr, gimple * stmt = NULL )

virtualinherited

Implements range_query.

References cfun, ssa_cache::get_range(), range_query::get_tree_range(), gimple_range_global(), gimple_range_ssa_p(), and r.

Referenced by dom_ranger::range_in_bb(), dom_ranger::range_of_expr(), and dom_ranger::range_of_stmt().

range_of_stmt()

bool range_query::range_of_stmt ( vrange & r, gimple * stmt, tree name = NULL )

virtualinherited

Reimplemented in path_range_query, gimple_ranger, and dom_ranger.

References gcc_checking_assert, gimple_get_lhs(), r, and range_query::range_of_expr().

Referenced by simplify_using_ranges::fold_cond(), and range_query::value_of_stmt().

range_on_edge()

bool range_query::range_on_edge ( vrange & r, edge , tree expr )

virtualinherited

Support routines for value queries.
   Copyright (C) 2020-2024 Free Software Foundation, Inc.
   Contributed by Aldy Hernandez <aldyh@redhat.com> and
   Andrew MacLeod <amacleod@redhat.com>.

This file is part of GCC.

GCC is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.

GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3.  If not see
<http://www.gnu.org/licenses/>.   

Reimplemented in ranger_cache, dom_ranger, and gimple_ranger.

References r, and range_query::range_of_expr().

Referenced by fur_edge::get_operand(), fur_source::get_phi_operand(), fur_edge::get_phi_operand(), phi_analyzer::process_phi(), range_query::query_relation(), and range_query::value_on_edge().

range_on_entry()

bool range_query::range_on_entry ( vrange & r, basic_block bb, tree expr )

virtualinherited

Reimplemented in gimple_ranger.

References r, and range_query::range_of_expr().

Referenced by range_query::invoke_range_of_expr(), and range_query::value_on_entry().

range_on_exit()

bool range_query::range_on_exit ( vrange & r, basic_block bb, tree expr )

virtualinherited

Reimplemented in gimple_ranger.

References r, and range_query::range_of_expr().

Referenced by range_query::invoke_range_of_expr(), and range_query::value_on_exit().

set_range()

bool ssa_lazy_cache::set_range ( tree name, const vrange & r )

virtual

Reimplemented from ssa_cache.

References active_p, bitmap_set_bit, vrange_allocator::clone(), gcc_checking_assert, ssa_cache::m_range_allocator, ssa_cache::m_tab, num_ssa_names, r, ssa_cache::set_range(), and SSA_NAME_VERSION.

Referenced by path_range_query::adjust_for_non_null_uses(), assume_query::assume_query(), assume_query::calculate_phi(), path_range_query::compute_ranges_in_block(), path_range_query::compute_ranges_in_phis(), and path_range_query::internal_range_of_expr().

value_of_expr()

tree range_query::value_of_expr ( tree expr, gimple * stmt = NULL )

virtualinherited

Reimplemented in substitute_and_fold_engine, copy_folder, rvrp_folder, fvrp_folder, and ccp_folder.

References NULL_TREE, r, range_query::range_of_expr(), Value_Range::supports_type_p(), and TREE_TYPE.

Referenced by rvrp_folder::value_of_expr(), and fvrp_folder::value_of_expr().

value_of_stmt()

tree range_query::value_of_stmt ( gimple * stmt, tree name = NULL )

virtualinherited

Reimplemented in substitute_and_fold_engine, rvrp_folder, and fvrp_folder.

References gcc_checking_assert, gimple_get_lhs(), NULL_TREE, r, range_query::range_of_stmt(), Value_Range::supports_type_p(), and TREE_TYPE.

Referenced by rvrp_folder::value_of_stmt(), and fvrp_folder::value_of_stmt().

value_on_edge()

tree range_query::value_on_edge ( edge e, tree expr )

virtualinherited

Reimplemented in rvrp_folder, fvrp_folder, and substitute_and_fold_engine.

References NULL_TREE, r, range_query::range_of_expr(), range_query::range_on_edge(), Value_Range::supports_type_p(), and TREE_TYPE.

Referenced by rvrp_folder::value_on_edge(), and fvrp_folder::value_on_edge().

value_on_entry()

tree range_query::value_on_entry ( basic_block bb, tree expr )

virtualinherited

References gcc_checking_assert, NULL_TREE, r, range_query::range_on_entry(), Value_Range::supports_type_p(), and TREE_TYPE.

value_on_exit()

tree range_query::value_on_exit ( basic_block bb, tree expr )

virtualinherited

References gcc_checking_assert, NULL_TREE, r, range_query::range_on_exit(), Value_Range::supports_type_p(), and TREE_TYPE.

Field Documentation

active_p

bitmap ssa_lazy_cache::active_p

protected

Referenced by clear(), clear_range(), empty_p(), get_range(), has_range(), merge_range(), set_range(), ssa_lazy_cache(), and ~ssa_lazy_cache().

m_oracle

relation_oracle* range_query::m_oracle

protectedinherited

Referenced by ranger_cache::dump_bb(), ranger_cache::fill_block_cache(), path_range_query::get_path_oracle(), gimple_ranger::gimple_ranger(), path_range_query::maybe_register_phi_relation(), range_query::oracle(), path_range_query::path_range_query(), path_range_query::path_range_query(), range_query::query_relation(), range_query::query_relation(), range_query::range_query(), ranger_cache::ranger_cache(), path_range_query::~path_range_query(), and ranger_cache::~ranger_cache().

m_range_allocator

vrange_allocator* ssa_cache::m_range_allocator

protectedinherited

Referenced by ssa_cache::merge_range(), merge_range(), ssa_cache::set_range(), set_range(), ssa_cache::ssa_cache(), and ssa_cache::~ssa_cache().

m_tab

vec<vrange_storage *> ssa_cache::m_tab

protectedinherited

Referenced by ssa_cache::clear(), ssa_cache::clear_range(), ssa_cache::get_range(), ssa_cache::has_range(), ssa_cache::merge_range(), merge_range(), ssa_cache::set_range(), set_range(), ssa_cache::ssa_cache(), and ssa_cache::~ssa_cache().

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

• gimple-range-cache.h
• gimple-range-cache.cc