git://gcc.gnu.org / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| c2e84327 | 1 | /* run-rtl-passes.c - Run RTL passes directly from frontend |
| 85ec4feb | 2 | Copyright (C) 2016-2018 Free Software Foundation, Inc. |
| c2e84327 DM |
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" | |
| 83087d65 | 33 | #include "debug.h" /* for debug_hooks. */ |
| c2e84327 DM |
34 | #include "insn-attr-common.h" /* for INSN_SCHEDULING. */ |
| 35 | #include "insn-attr.h" /* for init_sched_attrs. */ | |
| 36 | #include "run-rtl-passes.h" | |
| 37 | ||
| 38 | /* Run the backend passes, starting at the given pass. | |
| 39 | Take ownership of INITIAL_PASS_NAME. */ | |
| 40 | ||
| 41 | void | |
| 42 | run_rtl_passes (char *initial_pass_name) | |
| 43 | { | |
| 44 | cfun->pass_startwith = initial_pass_name; | |
| 45 | max_regno = max_reg_num (); | |
| 46 | ||
| 83087d65 JJ |
47 | /* cgraphunit.c normally handles this. */ |
| 48 | (*debug_hooks->assembly_start) (); | |
| 49 | ||
| c2e84327 DM |
50 | /* Pass "expand" normally sets this up. */ |
| 51 | #ifdef INSN_SCHEDULING | |
| 52 | init_sched_attrs (); | |
| 53 | #endif | |
| 54 | ||
| 55 | bitmap_obstack_initialize (NULL); | |
| 56 | bitmap_obstack_initialize (®_obstack); | |
| 57 | ||
| 58 | opt_pass *rest_of_compilation | |
| 59 | = g->get_passes ()->get_rest_of_compilation (); | |
| 60 | gcc_assert (rest_of_compilation); | |
| 61 | execute_pass_list (cfun, rest_of_compilation); | |
| 62 | ||
| 63 | opt_pass *clean_slate = g->get_passes ()->get_clean_slate (); | |
| 64 | gcc_assert (clean_slate); | |
| 65 | execute_pass_list (cfun, clean_slate); | |
| 66 | ||
| 67 | bitmap_obstack_release (®_obstack); | |
| 68 | ||
| 69 | cfun->curr_properties |= PROP_rtl; | |
| 70 | } |