pred_info Struct Reference

#include <gimple-predicate-analysis.h>

Data Fields
tree	pred_lhs
tree	pred_rhs
enum tree_code	cond_code
bool	invert

Detailed Description

Support for simple predicate analysis.

Copyright (C) 2021-2025 Free Software Foundation, Inc.
Contributed by Martin Sebor <msebor@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/>.   

Represents a simple Boolean predicate.   

Field Documentation

cond_code

enum tree_code pred_info::cond_code

Referenced by dump_pred_info(), find_var_cmp_const(), get_pred_info_from_cmp(), predicate::init_from_control_deps(), is_neq_relop_p(), predicate::normalize(), pred_equal_p(), pred_neg_p(), push_to_worklist(), simplify_1b(), and subset_of().

invert

bool pred_info::invert

Referenced by dump_pred_info(), find_matching_predicate_in_rest_chains(), find_var_cmp_const(), get_pred_info_from_cmp(), predicate::init_from_control_deps(), is_neq_relop_p(), predicate::normalize(), pred_equal_p(), pred_neg_p(), push_to_worklist(), simplify_1b(), and subset_of().

pred_lhs

tree pred_info::pred_lhs

Referenced by dump_pred_info(), find_matching_predicate_in_rest_chains(), find_var_cmp_const(), get_pred_info_from_cmp(), predicate::init_from_control_deps(), is_neq_zero_form_p(), predicate::normalize(), predicate::normalize(), pred_equal_p(), pred_expr_equal_p(), pred_neg_p(), push_to_worklist(), simplify_1a(), simplify_1b(), predicate::simplify_4(), and subset_of().

pred_rhs

tree pred_info::pred_rhs

Referenced by dump_pred_info(), find_matching_predicate_in_rest_chains(), find_var_cmp_const(), get_pred_info_from_cmp(), predicate::init_from_control_deps(), is_neq_zero_form_p(), predicate::normalize(), pred_equal_p(), pred_neg_p(), push_to_worklist(), simplify_1a(), simplify_1b(), and subset_of().

---

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

• gimple-predicate-analysis.h