1 /* Solaris support needed only by C/C++ frontends.
2 Copyright (C) 2004, 2005, 2007, 2009, 2010, 2011
3 Free Software Foundation, Inc.
4 Contributed by CodeSourcery, LLC.
6 This file is part of GCC.
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)
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.
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/>. */
24 #include "coretypes.h"
29 #include "c-family/c-format.h"
33 #include "c-family/c-pragma.h"
34 #include "c-family/c-common.h"
36 /* cmn_err only accepts "l" and "ll". */
37 static const format_length_info cmn_err_length_specs
[] =
39 { "l", FMT_LEN_l
, STD_C89
, "ll", FMT_LEN_ll
, STD_C89
, 0 },
40 { NULL
, FMT_LEN_none
, STD_C89
, NULL
, FMT_LEN_none
, STD_C89
, 0 }
43 static const format_flag_spec cmn_err_flag_specs
[] =
45 { 'w', 0, 0, N_("field width"), N_("field width in printf format"), STD_C89
},
46 { 'L', 0, 0, N_("length modifier"), N_("length modifier in printf format"), STD_C89
},
47 { 0, 0, 0, NULL
, NULL
, STD_C89
}
51 static const format_flag_pair cmn_err_flag_pairs
[] =
56 static const format_char_info bitfield_string_type
=
57 { "b", 1, STD_C89
, { T89_C
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
}, "", "cR", NULL
};
59 static const format_char_info cmn_err_char_table
[] =
61 /* C89 conversion specifiers. */
62 { "dD", 0, STD_C89
, { T89_I
, BADLEN
, BADLEN
, T89_L
, T9L_LL
, BADLEN
, BADLEN
, BADLEN
, BADLEN
}, "w", "", NULL
},
63 { "oOxX",0, STD_C89
, { T89_UI
, BADLEN
, BADLEN
, T89_UL
, T9L_ULL
, BADLEN
, BADLEN
, BADLEN
, BADLEN
}, "w", "", NULL
},
64 { "u", 0, STD_C89
, { T89_UI
, BADLEN
, BADLEN
, T89_UL
, T9L_ULL
, BADLEN
, BADLEN
, BADLEN
, BADLEN
}, "w", "", NULL
},
65 { "c", 0, STD_C89
, { T89_C
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
}, "w", "", NULL
},
66 { "p", 1, STD_C89
, { T89_V
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
}, "w", "c", NULL
},
67 { "s", 1, STD_C89
, { T89_C
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
}, "w", "cR", NULL
},
68 { "b", 0, STD_C89
, { T89_I
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
, BADLEN
}, "w", "", &bitfield_string_type
},
69 { NULL
, 0, STD_C89
, NOLENGTHS
, NULL
, NULL
, NULL
}
72 EXPORTED_CONST format_kind_info solaris_format_types
[] = {
73 { "cmn_err", cmn_err_length_specs
, cmn_err_char_table
, "", NULL
,
74 cmn_err_flag_specs
, cmn_err_flag_pairs
,
75 FMT_FLAG_ARG_CONVERT
|FMT_FLAG_EMPTY_PREC_OK
,
77 &integer_type_node
, &integer_type_node
81 /* Handle #pragma align ALIGNMENT (VAR [, VAR]...) */
84 solaris_pragma_align (cpp_reader
*pfile ATTRIBUTE_UNUSED
)
90 if (pragma_lex (&x
) != CPP_NUMBER
91 || pragma_lex (&t
) != CPP_OPEN_PAREN
)
93 warning (0, "malformed %<#pragma align%>, ignoring");
97 low
= TREE_INT_CST_LOW (x
);
98 if (TREE_INT_CST_HIGH (x
) != 0
99 || (low
!= 1 && low
!= 2 && low
!= 4 && low
!= 8 && low
!= 16
100 && low
!= 32 && low
!= 64 && low
!= 128))
102 warning (0, "invalid alignment for %<#pragma align%>, ignoring");
106 ttype
= pragma_lex (&t
);
107 if (ttype
!= CPP_NAME
)
109 warning (0, "malformed %<#pragma align%>, ignoring");
115 tree decl
= identifier_global_value (t
);
116 if (decl
&& DECL_P (decl
))
117 warning (0, "%<#pragma align%> must appear before the declaration of "
118 "%D, ignoring", decl
);
120 solaris_pending_aligns
= tree_cons (t
, build_tree_list (NULL
, x
),
121 solaris_pending_aligns
);
123 ttype
= pragma_lex (&t
);
124 if (ttype
== CPP_COMMA
)
126 ttype
= pragma_lex (&t
);
127 if (ttype
!= CPP_NAME
)
129 warning (0, "malformed %<#pragma align%>");
133 else if (ttype
== CPP_CLOSE_PAREN
)
135 if (pragma_lex (&t
) != CPP_EOF
)
136 warning (0, "junk at end of %<#pragma align%>");
141 warning (0, "malformed %<#pragma align%>");
147 /* Handle #pragma init (function [, function]...) */
150 solaris_pragma_init (cpp_reader
*pfile ATTRIBUTE_UNUSED
)
153 enum cpp_ttype ttype
;
155 if (pragma_lex (&t
) != CPP_OPEN_PAREN
)
157 warning (0, "malformed %<#pragma init%>, ignoring");
161 ttype
= pragma_lex (&t
);
162 if (ttype
!= CPP_NAME
)
164 warning (0, "malformed %<#pragma init%>, ignoring");
170 tree decl
= identifier_global_value (t
);
171 if (decl
&& DECL_P (decl
))
173 tree attrs
= build_tree_list (get_identifier ("init"),
175 TREE_USED (decl
) = 1;
176 DECL_PRESERVE_P (decl
) = 1;
177 decl_attributes (&decl
, attrs
, 0);
180 solaris_pending_inits
= tree_cons (t
, NULL
, solaris_pending_inits
);
182 ttype
= pragma_lex (&t
);
183 if (ttype
== CPP_COMMA
)
185 ttype
= pragma_lex (&t
);
186 if (ttype
!= CPP_NAME
)
188 warning (0, "malformed %<#pragma init%>");
192 else if (ttype
== CPP_CLOSE_PAREN
)
194 if (pragma_lex (&t
) != CPP_EOF
)
195 warning (0, "junk at end of %<#pragma init%>");
200 warning (0, "malformed %<#pragma init%>");
206 /* Handle #pragma fini (function [, function]...) */
209 solaris_pragma_fini (cpp_reader
*pfile ATTRIBUTE_UNUSED
)
212 enum cpp_ttype ttype
;
214 if (pragma_lex (&t
) != CPP_OPEN_PAREN
)
216 warning (0, "malformed %<#pragma fini%>, ignoring");
220 ttype
= pragma_lex (&t
);
221 if (ttype
!= CPP_NAME
)
223 warning (0, "malformed %<#pragma fini%>, ignoring");
229 tree decl
= identifier_global_value (t
);
230 if (decl
&& DECL_P (decl
))
232 tree attrs
= build_tree_list (get_identifier ("fini"),
234 TREE_USED (decl
) = 1;
235 DECL_PRESERVE_P (decl
) = 1;
236 decl_attributes (&decl
, attrs
, 0);
239 solaris_pending_finis
= tree_cons (t
, NULL
, solaris_pending_finis
);
241 ttype
= pragma_lex (&t
);
242 if (ttype
== CPP_COMMA
)
244 ttype
= pragma_lex (&t
);
245 if (ttype
!= CPP_NAME
)
247 warning (0, "malformed %<#pragma fini%>");
251 else if (ttype
== CPP_CLOSE_PAREN
)
253 if (pragma_lex (&t
) != CPP_EOF
)
254 warning (0, "junk at end of %<#pragma fini%>");
259 warning (0, "malformed %<#pragma fini%>");
265 /* Register Solaris-specific #pragma directives. */
268 solaris_register_pragmas (void)
270 c_register_pragma_with_expansion (0, "align", solaris_pragma_align
);
271 c_register_pragma (0, "init", solaris_pragma_init
);
272 c_register_pragma (0, "fini", solaris_pragma_fini
);