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a6ab9fc0 | 1 | /* Pragma handling for GCC for Renesas / SuperH SH. |
5624e564 | 2 | Copyright (C) 1993-2015 Free Software Foundation, Inc. |
a6ab9fc0 R |
3 | Contributed by Joern Rennecke <joern.rennecke@st.com>. |
4 | ||
5 | This file is part of GCC. | |
6 | ||
7 | GCC is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
2f83c7d6 | 9 | the Free Software Foundation; either version 3, or (at your option) |
a6ab9fc0 R |
10 | any later version. |
11 | ||
12 | GCC is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
2f83c7d6 NC |
18 | along with GCC; see the file COPYING3. If not see |
19 | <http://www.gnu.org/licenses/>. */ | |
a6ab9fc0 R |
20 | |
21 | #include "config.h" | |
22 | #include "system.h" | |
23 | #include "coretypes.h" | |
24 | #include "tm.h" | |
40e23961 MC |
25 | #include "hash-set.h" |
26 | #include "machmode.h" | |
27 | #include "vec.h" | |
28 | #include "double-int.h" | |
29 | #include "input.h" | |
30 | #include "alias.h" | |
31 | #include "symtab.h" | |
32 | #include "wide-int.h" | |
33 | #include "inchash.h" | |
a6ab9fc0 | 34 | #include "tree.h" |
d8a2d370 | 35 | #include "stringpool.h" |
b327149a | 36 | #include "attribs.h" |
a6ab9fc0 | 37 | #include "tm_p.h" |
9597375a OE |
38 | #include "cpplib.h" |
39 | #include "c-family/c-common.h" | |
40 | #include "target.h" | |
a6ab9fc0 R |
41 | |
42 | /* Handle machine specific pragmas to be semi-compatible with Renesas | |
43 | compiler. */ | |
44 | ||
45 | /* Add ATTR to the attributes of the current function. If there is no | |
46 | such function, save it to be added to the attributes of the next | |
47 | function. */ | |
48 | static void | |
49 | sh_add_function_attribute (const char *attr) | |
50 | { | |
51 | tree id = get_identifier (attr); | |
52 | ||
53 | if (current_function_decl) | |
54 | decl_attributes (¤t_function_decl, | |
55 | tree_cons (id, NULL_TREE, NULL_TREE), 0); | |
56 | else | |
57 | { | |
58 | *sh_deferred_function_attributes_tail | |
59 | = tree_cons (id, NULL_TREE, *sh_deferred_function_attributes_tail); | |
60 | sh_deferred_function_attributes_tail | |
61 | = &TREE_CHAIN (*sh_deferred_function_attributes_tail); | |
62 | } | |
63 | } | |
64 | ||
65 | void | |
66 | sh_pr_interrupt (struct cpp_reader *pfile ATTRIBUTE_UNUSED) | |
67 | { | |
68 | sh_add_function_attribute ("interrupt_handler"); | |
69 | } | |
70 | ||
71 | void | |
72 | sh_pr_trapa (struct cpp_reader *pfile ATTRIBUTE_UNUSED) | |
73 | { | |
74 | sh_add_function_attribute ("trapa_handler"); | |
75 | } | |
76 | ||
77 | void | |
78 | sh_pr_nosave_low_regs (struct cpp_reader *pfile ATTRIBUTE_UNUSED) | |
79 | { | |
80 | sh_add_function_attribute ("nosave_low_regs"); | |
81 | } | |
9597375a OE |
82 | |
83 | #define builtin_define(TXT) cpp_define (pfile, TXT) | |
84 | #define builtin_assert(TXT) cpp_assert (pfile, TXT) | |
85 | ||
86 | /* Implement the TARGET_CPU_CPP_BUILTINS macro */ | |
87 | void | |
88 | sh_cpu_cpp_builtins (cpp_reader* pfile) | |
89 | { | |
90 | builtin_define ("__sh__"); | |
91 | builtin_assert ("cpu=sh"); | |
92 | builtin_assert ("machine=sh"); | |
93 | switch ((int) sh_cpu) | |
94 | { | |
95 | case PROCESSOR_SH1: | |
96 | builtin_define ("__sh1__"); | |
97 | builtin_define ("__SH1__"); | |
98 | break; | |
99 | case PROCESSOR_SH2: | |
100 | builtin_define ("__sh2__"); | |
101 | builtin_define ("__SH2__"); | |
102 | break; | |
103 | case PROCESSOR_SH2E: | |
104 | builtin_define ("__SH2E__"); | |
105 | break; | |
106 | case PROCESSOR_SH2A: | |
107 | builtin_define ("__SH2A__"); | |
108 | if (TARGET_SH2A_DOUBLE) | |
109 | builtin_define (TARGET_FPU_SINGLE | |
110 | ? "__SH2A_SINGLE__" : "__SH2A_DOUBLE__"); | |
111 | else | |
112 | builtin_define (TARGET_FPU_ANY | |
113 | ? "__SH2A_SINGLE_ONLY__" : "__SH2A_NOFPU__"); | |
114 | break; | |
115 | case PROCESSOR_SH3: | |
116 | builtin_define ("__sh3__"); | |
117 | builtin_define ("__SH3__"); | |
118 | if (TARGET_HARD_SH4) | |
119 | builtin_define ("__SH4_NOFPU__"); | |
120 | break; | |
121 | case PROCESSOR_SH3E: | |
122 | builtin_define (TARGET_HARD_SH4 ? "__SH4_SINGLE_ONLY__" : "__SH3E__"); | |
123 | break; | |
124 | case PROCESSOR_SH4: | |
125 | builtin_define (TARGET_FPU_SINGLE ? "__SH4_SINGLE__" : "__SH4__"); | |
126 | break; | |
127 | case PROCESSOR_SH4A: \ | |
128 | builtin_define ("__SH4A__"); | |
129 | builtin_define (TARGET_SH4 | |
130 | ? (TARGET_FPU_SINGLE ? "__SH4_SINGLE__" : "__SH4__") | |
131 | : TARGET_FPU_ANY ? "__SH4_SINGLE_ONLY__" | |
132 | : "__SH4_NOFPU__"); | |
133 | break; | |
134 | case PROCESSOR_SH5: | |
135 | { | |
136 | builtin_define_with_value ("__SH5__", | |
137 | TARGET_SHMEDIA64 ? "64" : "32", 0); | |
138 | builtin_define_with_value ("__SHMEDIA__", | |
139 | TARGET_SHMEDIA ? "1" : "0", 0); | |
140 | if (! TARGET_FPU_DOUBLE) | |
141 | builtin_define ("__SH4_NOFPU__"); | |
142 | } | |
143 | } | |
144 | if (TARGET_FPU_ANY) | |
145 | builtin_define ("__SH_FPU_ANY__"); | |
146 | if (TARGET_FPU_DOUBLE) | |
147 | builtin_define ("__SH_FPU_DOUBLE__"); | |
148 | if (TARGET_HITACHI) | |
149 | builtin_define ("__HITACHI__"); | |
150 | if (TARGET_FMOVD) | |
151 | builtin_define ("__FMOVD_ENABLED__"); | |
152 | builtin_define (TARGET_LITTLE_ENDIAN | |
153 | ? "__LITTLE_ENDIAN__" : "__BIG_ENDIAN__"); | |
154 | ||
155 | cpp_define_formatted (pfile, "__SH_ATOMIC_MODEL_%s__", | |
156 | selected_atomic_model ().cdef_name); | |
157 | } |