Daily bump.
[official-gcc.git] / gcc / rtl-ssa / insn-utils.h
blob428a35d5c9bb5a44c6aff38a621861b7a7a48146
1 // Instruction-related utilities for RTL SSA -*- C++ -*-
2 // Copyright (C) 2020-2021 Free Software Foundation, Inc.
3 //
4 // This file is part of GCC.
5 //
6 // GCC is free software; you can redistribute it and/or modify it under
7 // the terms of the GNU General Public License as published by the Free
8 // Software Foundation; either version 3, or (at your option) any later
9 // version.
11 // GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 // for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with GCC; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
20 namespace rtl_ssa {
22 // Return whichever of INSN1 and INSN2 occurs earlier in the function's
23 // reverse postorder.
24 inline insn_info *
25 earlier_insn (insn_info *insn1, insn_info *insn2)
27 return *insn1 < *insn2 ? insn1 : insn2;
30 // Return whichever of INSN1 and INSN2 occurs later in the function's
31 // reverse postorder.
32 inline insn_info *
33 later_insn (insn_info *insn1, insn_info *insn2)
35 return *insn1 < *insn2 ? insn2 : insn1;
38 // Return a closure of operator== for INSN. See insn_is_changing for
39 // the rationale for defining the function this way.
40 inline insn_is_closure
41 insn_is (const insn_info *insn)
43 return insn_is_closure (insn);