Mercurial > hg > CbC > CbC_gcc
comparison gcc/config/sh/sh-c.c @ 0:a06113de4d67
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author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
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date | Fri, 17 Jul 2009 14:47:48 +0900 |
parents | |
children | 04ced10e8804 |
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1 /* Pragma handling for GCC for Renesas / SuperH SH. | |
2 Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, | |
3 2003, 2004, 2005, 2006, 2007 Free Software Foundation, Inc. | |
4 Contributed by Joern Rennecke <joern.rennecke@st.com>. | |
5 | |
6 This file is part of GCC. | |
7 | |
8 GCC is free software; you can redistribute it and/or modify | |
9 it under the terms of the GNU General Public License as published by | |
10 the Free Software Foundation; either version 3, or (at your option) | |
11 any later version. | |
12 | |
13 GCC is distributed in the hope that it will be useful, | |
14 but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 GNU General Public License for more details. | |
17 | |
18 You should have received a copy of the GNU General Public License | |
19 along with GCC; see the file COPYING3. If not see | |
20 <http://www.gnu.org/licenses/>. */ | |
21 | |
22 #include "config.h" | |
23 #include "system.h" | |
24 #include "coretypes.h" | |
25 #include "tm.h" | |
26 #include "tree.h" | |
27 #include "tm_p.h" | |
28 | |
29 /* Handle machine specific pragmas to be semi-compatible with Renesas | |
30 compiler. */ | |
31 | |
32 /* Add ATTR to the attributes of the current function. If there is no | |
33 such function, save it to be added to the attributes of the next | |
34 function. */ | |
35 static void | |
36 sh_add_function_attribute (const char *attr) | |
37 { | |
38 tree id = get_identifier (attr); | |
39 | |
40 if (current_function_decl) | |
41 decl_attributes (¤t_function_decl, | |
42 tree_cons (id, NULL_TREE, NULL_TREE), 0); | |
43 else | |
44 { | |
45 *sh_deferred_function_attributes_tail | |
46 = tree_cons (id, NULL_TREE, *sh_deferred_function_attributes_tail); | |
47 sh_deferred_function_attributes_tail | |
48 = &TREE_CHAIN (*sh_deferred_function_attributes_tail); | |
49 } | |
50 } | |
51 | |
52 void | |
53 sh_pr_interrupt (struct cpp_reader *pfile ATTRIBUTE_UNUSED) | |
54 { | |
55 sh_add_function_attribute ("interrupt_handler"); | |
56 } | |
57 | |
58 void | |
59 sh_pr_trapa (struct cpp_reader *pfile ATTRIBUTE_UNUSED) | |
60 { | |
61 sh_add_function_attribute ("trapa_handler"); | |
62 } | |
63 | |
64 void | |
65 sh_pr_nosave_low_regs (struct cpp_reader *pfile ATTRIBUTE_UNUSED) | |
66 { | |
67 sh_add_function_attribute ("nosave_low_regs"); | |
68 } |