phi_group Class Reference

#include <gimple-range-phi.h>

Collaboration diagram for phi_group:

Public Member Functions
	phi_group (bitmap bm, irange &init_range, gimple *mod, range_query *q)
	phi_group (const phi_group &g)
const_bitmap	group () const
const vrange &	range () const
gimple *	modifier_stmt () const
void	dump (FILE *)

Protected Member Functions
bool	calculate_using_modifier (range_query *q)
bool	refine_using_relation (relation_kind k)

Static Protected Member Functions
static unsigned	is_modifier_p (gimple *s, const bitmap bm)

Protected Attributes
bitmap	m_group
gimple *	m_modifier
unsigned	m_modifier_op
int_range_max	m_vr

Friends
class	phi_analyzer

Detailed Description

Header file for gimple range phi analysis.
   Copyright (C) 2023-2024 Free Software Foundation, Inc.
   Contributed by 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/>.   

Constructor & Destructor Documentation

phi_group() [1/2]

phi_group::phi_group	(	bitmap	bm,
		irange &	init_range,
		gimple *	mod,
		range_query *	q )

References calculate_using_modifier(), gcc_checking_assert, ggc_alloc(), is_modifier_p(), m_group, m_modifier, m_modifier_op, m_vr, and irange::set_varying().

phi_group() [2/2]

phi_group::phi_group

(

const phi_group &

g

)

References g, m_group, m_modifier, m_modifier_op, and m_vr.

Member Function Documentation

calculate_using_modifier()

bool phi_group::calculate_using_modifier ( range_query * q )

protected

References fold_relations(), ggc_alloc(), relation_trio::lhs_op1(), relation_trio::lhs_op2(), m_modifier, m_modifier_op, m_vr, refine_using_relation(), and VREL_VARYING.

Referenced by phi_group().

dump()

void phi_group::dump

(

FILE *

f

)

References vrange::dump(), EXECUTE_IF_SET_IN_BITMAP, fputc(), ggc_alloc(), i, m_group, m_modifier, m_vr, print_generic_expr(), print_gimple_stmt(), ssa_name, and TDF_SLIM.

group()

const_bitmap phi_group::group ( ) const

inline

References m_group.

is_modifier_p()

unsigned phi_group::is_modifier_p ( gimple * s, const bitmap bm )

staticprotected

References bitmap_bit_p, gimple_range_ssa_p(), gimple_range_op_handler::operand1(), gimple_range_op_handler::operand2(), and SSA_NAME_VERSION.

Referenced by phi_group(), and phi_analyzer::process_phi().

modifier_stmt()

gimple * phi_group::modifier_stmt ( ) const

inline

References m_modifier.

range()

const vrange & phi_group::range ( ) const

inline

References m_vr.

refine_using_relation()

bool phi_group::refine_using_relation ( relation_kind k )

protected

References ggc_alloc(), irange::lower_bound(), m_vr, irange::set(), irange::type(), TYPE_OVERFLOW_WRAPS, irange::upper_bound(), VREL_EQ, VREL_GE, VREL_GT, VREL_LE, VREL_LT, and VREL_VARYING.

Referenced by calculate_using_modifier().

Friends And Related Symbol Documentation

phi_analyzer

friend class phi_analyzer

friend

Field Documentation

m_group

bitmap phi_group::m_group

protected

Referenced by dump(), group(), phi_group(), and phi_group().

m_modifier

gimple* phi_group::m_modifier

protected

Referenced by calculate_using_modifier(), dump(), modifier_stmt(), phi_group(), and phi_group().

m_modifier_op

unsigned phi_group::m_modifier_op

protected

Referenced by calculate_using_modifier(), phi_group(), and phi_group().

m_vr

int_range_max phi_group::m_vr

protected

Referenced by calculate_using_modifier(), dump(), phi_group(), phi_group(), range(), and refine_using_relation().

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

• gimple-range-phi.h
• gimple-range-phi.cc