ssa_equiv_stack Class Reference

Collaboration diagram for ssa_equiv_stack:

Public Member Functions
	ssa_equiv_stack ()
void	enter (basic_block)
void	leave (basic_block)
void	push_replacement (tree name, tree replacement)
tree	get_replacement (tree name)

Private Attributes
auto_vec< std::pair< tree, tree > >	m_stack
auto_vec< tree >	m_replacements
const std::pair< tree, tree >	m_marker = std::make_pair (NULL_TREE, NULL_TREE)

Detailed Description

Context-aware pointer equivalence tracker.
   Copyright (C) 2020-2025 Free Software Foundation, Inc.
   Contributed by Aldy Hernandez <aldyh@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/>.   

Constructor & Destructor Documentation

ssa_equiv_stack()

ssa_equiv_stack::ssa_equiv_stack

(

)

References m_replacements, and num_ssa_names.

Member Function Documentation

enter()

void ssa_equiv_stack::enter

(

basic_block

)

References m_marker, and m_stack.

get_replacement()

tree ssa_equiv_stack::get_replacement

(

tree

name

)

References m_replacements, num_ssa_names, and SSA_NAME_VERSION.

leave()

void ssa_equiv_stack::leave

(

basic_block

)

References gcc_checking_assert, m_marker, m_replacements, m_stack, and SSA_NAME_VERSION.

push_replacement()

void ssa_equiv_stack::push_replacement	(	tree	name,
		tree	replacement )

References m_replacements, m_stack, num_ssa_names, and SSA_NAME_VERSION.

Field Documentation

m_marker

const std::pair<tree, tree> ssa_equiv_stack::m_marker = std::make_pair (NULL_TREE, NULL_TREE)

private

Referenced by enter(), and leave().

m_replacements

auto_vec<tree> ssa_equiv_stack::m_replacements

private

Referenced by get_replacement(), leave(), push_replacement(), and ssa_equiv_stack().

m_stack

auto_vec<std::pair <tree, tree> > ssa_equiv_stack::m_stack

private

Referenced by enter(), leave(), and push_replacement().

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

• value-pointer-equiv.cc