gcc/gcc/gimple-range-op.h
2024-01-03 12:19:35 +01:00

56 lines
2.0 KiB
C++

/* Header file for the GIMPLE range-op interface.
Copyright (C) 2022-2024 Free Software Foundation, Inc.
Contributed by Andrew MacLeod <amacleod@redhat.com>
and 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/>. */
#ifndef GCC_GIMPLE_RANGE_OP_H
#define GCC_GIMPLE_RANGE_OP_H
#include "range-op.h"
class gimple_range_op_handler : public range_op_handler
{
public:
static bool supported_p (gimple *s);
gimple_range_op_handler (gimple *s);
inline gimple *stmt () const { return m_stmt; }
inline tree lhs () const { return gimple_get_lhs (m_stmt); }
tree operand1 () const { gcc_checking_assert (m_operator); return m_op1; }
tree operand2 () const { gcc_checking_assert (m_operator); return m_op2; }
bool calc_op1 (vrange &r, const vrange &lhs_range);
bool calc_op1 (vrange &r, const vrange &lhs_range, const vrange &op2_range,
relation_trio = TRIO_VARYING);
bool calc_op2 (vrange &r, const vrange &lhs_range, const vrange &op1_range,
relation_trio = TRIO_VARYING);
private:
void maybe_builtin_call ();
void maybe_non_standard ();
gimple *m_stmt;
tree m_op1, m_op2;
};
// Given stmt S, fill VEC, up to VEC_SIZE elements, with relevant ssa-names
// on the statement. For efficiency, it is an error to not pass in enough
// elements for the vector. Return the number of ssa-names.
unsigned gimple_range_ssa_names (tree *vec, unsigned vec_size, gimple *stmt);
#endif // GCC_GIMPLE_RANGE_OP_H