comparison gcc/run-rtl-passes.c @ 16:04ced10e8804

gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
parents
children 84e7813d76e9
comparison
equal deleted inserted replaced
15:561a7518be6b 16:04ced10e8804
1 /* run-rtl-passes.c - Run RTL passes directly from frontend
2 Copyright (C) 2016-2017 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.
10
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.
15
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/>. */
19
20 #include "config.h"
21 #include "system.h"
22 #include "coretypes.h"
23 #include "target.h"
24 #include "rtl.h"
25 #include "function.h"
26 #include "basic-block.h"
27 #include "tree-pass.h"
28 #include "context.h"
29 #include "pass_manager.h"
30 #include "bitmap.h"
31 #include "df.h"
32 #include "regs.h"
33 #include "insn-attr-common.h" /* for INSN_SCHEDULING. */
34 #include "insn-attr.h" /* for init_sched_attrs. */
35 #include "run-rtl-passes.h"
36
37 /* Run the backend passes, starting at the given pass.
38 Take ownership of INITIAL_PASS_NAME. */
39
40 void
41 run_rtl_passes (char *initial_pass_name)
42 {
43 cfun->pass_startwith = initial_pass_name;
44 max_regno = max_reg_num ();
45
46 /* Pass "expand" normally sets this up. */
47 #ifdef INSN_SCHEDULING
48 init_sched_attrs ();
49 #endif
50
51 bitmap_obstack_initialize (NULL);
52 bitmap_obstack_initialize (&reg_obstack);
53
54 opt_pass *rest_of_compilation
55 = g->get_passes ()->get_rest_of_compilation ();
56 gcc_assert (rest_of_compilation);
57 execute_pass_list (cfun, rest_of_compilation);
58
59 opt_pass *clean_slate = g->get_passes ()->get_clean_slate ();
60 gcc_assert (clean_slate);
61 execute_pass_list (cfun, clean_slate);
62
63 bitmap_obstack_release (&reg_obstack);
64
65 cfun->curr_properties |= PROP_rtl;
66 }