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e3f1f242 | 1 | /* Target definitions for GNU compiler for PowerPC running System V.4 |
93c9d1ba | 2 | Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, |
602ea4d3 | 3 | 2004, 2005, 2006 Free Software Foundation, Inc. |
e3f1f242 MM |
4 | Contributed by Cygnus Support. |
5 | ||
5de601cf | 6 | This file is part of GCC. |
e3f1f242 | 7 | |
5de601cf NC |
8 | GCC is free software; you can redistribute it and/or modify it |
9 | under the terms of the GNU General Public License as published | |
10 | by the Free Software Foundation; either version 2, or (at your | |
11 | option) any later version. | |
e3f1f242 | 12 | |
5de601cf NC |
13 | GCC is distributed in the hope that it will be useful, but WITHOUT |
14 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
15 | or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
16 | License for more details. | |
e3f1f242 | 17 | |
5de601cf NC |
18 | You should have received a copy of the GNU General Public License |
19 | along with GCC; see the file COPYING. If not, write to the | |
39d14dda KC |
20 | Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, |
21 | MA 02110-1301, USA. */ | |
9ebbca7d | 22 | |
7bb9f927 | 23 | /* Header files should be C++ aware in general. */ |
6348db1f | 24 | #undef NO_IMPLICIT_EXTERN_C |
7bb9f927 ZW |
25 | #define NO_IMPLICIT_EXTERN_C |
26 | ||
9ebbca7d GK |
27 | /* Yes! We are ELF. */ |
28 | #define TARGET_OBJECT_FORMAT OBJECT_ELF | |
29 | ||
30 | /* Default ABI to compile code for. */ | |
31 | #define DEFAULT_ABI rs6000_current_abi | |
32 | ||
33 | /* Default ABI to use. */ | |
34 | #define RS6000_ABI_NAME "sysv" | |
35 | ||
36 | /* Override rs6000.h definition. */ | |
37 | #undef ASM_DEFAULT_SPEC | |
38 | #define ASM_DEFAULT_SPEC "-mppc" | |
39 | ||
9ebbca7d | 40 | /* Small data support types. */ |
d9407988 | 41 | enum rs6000_sdata_type { |
9ebbca7d GK |
42 | SDATA_NONE, /* No small data support. */ |
43 | SDATA_DATA, /* Just put data in .sbss/.sdata, don't use relocs. */ | |
44 | SDATA_SYSV, /* Use r13 to point to .sdata/.sbss. */ | |
45 | SDATA_EABI /* Use r13 like above, r2 points to .sdata2/.sbss2. */ | |
d9407988 | 46 | }; |
d14a6d05 | 47 | |
d9407988 MM |
48 | extern enum rs6000_sdata_type rs6000_sdata; |
49 | ||
64d732de MM |
50 | #define TARGET_TOC ((target_flags & MASK_64BIT) \ |
51 | || ((target_flags & (MASK_RELOCATABLE \ | |
52 | | MASK_MINIMAL_TOC)) \ | |
53 | && flag_pic > 1) \ | |
9ebbca7d | 54 | || DEFAULT_ABI == ABI_AIX) |
7e69e155 MM |
55 | |
56 | #define TARGET_BITFIELD_TYPE (! TARGET_NO_BITFIELD_TYPE) | |
9ebbca7d | 57 | #define TARGET_BIG_ENDIAN (! TARGET_LITTLE_ENDIAN) |
4697a36c MM |
58 | #define TARGET_NO_PROTOTYPE (! TARGET_PROTOTYPE) |
59 | #define TARGET_NO_TOC (! TARGET_TOC) | |
9ebbca7d | 60 | #define TARGET_NO_EABI (! TARGET_EABI) |
c81bebd7 | 61 | |
7f970b70 AM |
62 | #ifdef HAVE_AS_REL16 |
63 | #undef TARGET_SECURE_PLT | |
64 | #define TARGET_SECURE_PLT secure_plt | |
65 | #endif | |
66 | ||
815cdc52 MM |
67 | extern const char *rs6000_abi_name; |
68 | extern const char *rs6000_sdata_name; | |
c4501e62 | 69 | extern const char *rs6000_tls_size_string; /* For -mtls-size= */ |
d9407988 | 70 | |
88228c4b | 71 | #define SDATA_DEFAULT_SIZE 8 |
9ebbca7d | 72 | |
3933e0e1 MM |
73 | /* Sometimes certain combinations of command options do not make sense |
74 | on a particular target machine. You can define a macro | |
75 | `OVERRIDE_OPTIONS' to take account of this. This macro, if | |
76 | defined, is executed once just after all the command options have | |
77 | been parsed. | |
78 | ||
79 | The macro SUBTARGET_OVERRIDE_OPTIONS is provided for subtargets, to | |
80 | get control. */ | |
81 | ||
82 | #define SUBTARGET_OVERRIDE_OPTIONS \ | |
83 | do { \ | |
88228c4b MM |
84 | if (!g_switch_set) \ |
85 | g_switch_value = SDATA_DEFAULT_SIZE; \ | |
86 | \ | |
9739c90c JJ |
87 | if (rs6000_abi_name == NULL) \ |
88 | rs6000_abi_name = RS6000_ABI_NAME; \ | |
89 | \ | |
c81bebd7 MM |
90 | if (!strcmp (rs6000_abi_name, "sysv")) \ |
91 | rs6000_current_abi = ABI_V4; \ | |
92 | else if (!strcmp (rs6000_abi_name, "sysv-noeabi")) \ | |
93 | { \ | |
94 | rs6000_current_abi = ABI_V4; \ | |
95 | target_flags &= ~ MASK_EABI; \ | |
96 | } \ | |
97 | else if (!strcmp (rs6000_abi_name, "sysv-eabi") \ | |
98 | || !strcmp (rs6000_abi_name, "eabi")) \ | |
99 | { \ | |
100 | rs6000_current_abi = ABI_V4; \ | |
101 | target_flags |= MASK_EABI; \ | |
102 | } \ | |
c81bebd7 MM |
103 | else if (!strcmp (rs6000_abi_name, "aixdesc")) \ |
104 | rs6000_current_abi = ABI_AIX; \ | |
b91da81f DB |
105 | else if (!strcmp (rs6000_abi_name, "freebsd")) \ |
106 | rs6000_current_abi = ABI_V4; \ | |
c81bebd7 | 107 | else if (!strcmp (rs6000_abi_name, "linux")) \ |
85b776df AM |
108 | { \ |
109 | if (TARGET_64BIT) \ | |
110 | rs6000_current_abi = ABI_AIX; \ | |
111 | else \ | |
112 | rs6000_current_abi = ABI_V4; \ | |
113 | } \ | |
ddb28441 RM |
114 | else if (!strcmp (rs6000_abi_name, "gnu")) \ |
115 | rs6000_current_abi = ABI_V4; \ | |
edf1b3f3 AC |
116 | else if (!strcmp (rs6000_abi_name, "netbsd")) \ |
117 | rs6000_current_abi = ABI_V4; \ | |
457ef797 ME |
118 | else if (!strcmp (rs6000_abi_name, "openbsd")) \ |
119 | rs6000_current_abi = ABI_V4; \ | |
c36ae96c GK |
120 | else if (!strcmp (rs6000_abi_name, "i960-old")) \ |
121 | { \ | |
122 | rs6000_current_abi = ABI_V4; \ | |
123 | target_flags |= (MASK_LITTLE_ENDIAN | MASK_EABI \ | |
124 | | MASK_NO_BITFIELD_WORD); \ | |
125 | target_flags &= ~MASK_STRICT_ALIGN; \ | |
126 | } \ | |
c81bebd7 MM |
127 | else \ |
128 | { \ | |
129 | rs6000_current_abi = ABI_V4; \ | |
c725bd79 | 130 | error ("bad value for -mcall-%s", rs6000_abi_name); \ |
c81bebd7 | 131 | } \ |
7509c759 | 132 | \ |
d9407988 MM |
133 | if (rs6000_sdata_name) \ |
134 | { \ | |
d9407988 | 135 | if (!strcmp (rs6000_sdata_name, "none")) \ |
38c1f2d7 | 136 | rs6000_sdata = SDATA_NONE; \ |
d9407988 MM |
137 | else if (!strcmp (rs6000_sdata_name, "data")) \ |
138 | rs6000_sdata = SDATA_DATA; \ | |
139 | else if (!strcmp (rs6000_sdata_name, "default")) \ | |
140 | rs6000_sdata = (TARGET_EABI) ? SDATA_EABI : SDATA_SYSV; \ | |
141 | else if (!strcmp (rs6000_sdata_name, "sysv")) \ | |
142 | rs6000_sdata = SDATA_SYSV; \ | |
143 | else if (!strcmp (rs6000_sdata_name, "eabi")) \ | |
144 | rs6000_sdata = SDATA_EABI; \ | |
145 | else \ | |
c725bd79 | 146 | error ("bad value for -msdata=%s", rs6000_sdata_name); \ |
d9407988 | 147 | } \ |
f607bc57 | 148 | else if (DEFAULT_ABI == ABI_V4) \ |
d9407988 MM |
149 | { \ |
150 | rs6000_sdata = SDATA_DATA; \ | |
84f414bc | 151 | rs6000_sdata_name = "data"; \ |
d9407988 MM |
152 | } \ |
153 | else \ | |
84f414bc MM |
154 | { \ |
155 | rs6000_sdata = SDATA_NONE; \ | |
156 | rs6000_sdata_name = "none"; \ | |
157 | } \ | |
9a57586f | 158 | \ |
d9407988 MM |
159 | if (TARGET_RELOCATABLE && \ |
160 | (rs6000_sdata == SDATA_EABI || rs6000_sdata == SDATA_SYSV)) \ | |
7509c759 | 161 | { \ |
5b9d9a0c | 162 | rs6000_sdata = SDATA_DATA; \ |
c725bd79 | 163 | error ("-mrelocatable and -msdata=%s are incompatible", \ |
84f414bc | 164 | rs6000_sdata_name); \ |
7509c759 MM |
165 | } \ |
166 | \ | |
f1384257 AM |
167 | else if (flag_pic && DEFAULT_ABI != ABI_AIX \ |
168 | && (rs6000_sdata == SDATA_EABI \ | |
169 | || rs6000_sdata == SDATA_SYSV)) \ | |
84f414bc MM |
170 | { \ |
171 | rs6000_sdata = SDATA_DATA; \ | |
c725bd79 | 172 | error ("-f%s and -msdata=%s are incompatible", \ |
84f414bc MM |
173 | (flag_pic > 1) ? "PIC" : "pic", \ |
174 | rs6000_sdata_name); \ | |
175 | } \ | |
176 | \ | |
7cf6c927 FS |
177 | if ((rs6000_sdata != SDATA_NONE && DEFAULT_ABI != ABI_V4) \ |
178 | || (rs6000_sdata == SDATA_EABI && !TARGET_EABI)) \ | |
7509c759 | 179 | { \ |
38c1f2d7 | 180 | rs6000_sdata = SDATA_NONE; \ |
c725bd79 | 181 | error ("-msdata=%s and -mcall-%s are incompatible", \ |
38c1f2d7 | 182 | rs6000_sdata_name, rs6000_abi_name); \ |
7509c759 MM |
183 | } \ |
184 | \ | |
0e5dbd9b DE |
185 | targetm.have_srodata_section = rs6000_sdata == SDATA_EABI; \ |
186 | \ | |
3933e0e1 MM |
187 | if (TARGET_RELOCATABLE && !TARGET_MINIMAL_TOC) \ |
188 | { \ | |
189 | target_flags |= MASK_MINIMAL_TOC; \ | |
c725bd79 | 190 | error ("-mrelocatable and -mno-minimal-toc are incompatible"); \ |
3933e0e1 | 191 | } \ |
b6c9286a | 192 | \ |
9ebbca7d | 193 | if (TARGET_RELOCATABLE && rs6000_current_abi == ABI_AIX) \ |
b6c9286a MM |
194 | { \ |
195 | target_flags &= ~MASK_RELOCATABLE; \ | |
c725bd79 | 196 | error ("-mrelocatable and -mcall-%s are incompatible", \ |
c81bebd7 | 197 | rs6000_abi_name); \ |
b6c9286a MM |
198 | } \ |
199 | \ | |
9739c90c | 200 | if (!TARGET_64BIT && flag_pic > 1 && rs6000_current_abi == ABI_AIX) \ |
3201f6d9 MM |
201 | { \ |
202 | flag_pic = 0; \ | |
c725bd79 | 203 | error ("-fPIC and -mcall-%s are incompatible", \ |
3201f6d9 MM |
204 | rs6000_abi_name); \ |
205 | } \ | |
206 | \ | |
c81bebd7 | 207 | if (rs6000_current_abi == ABI_AIX && TARGET_LITTLE_ENDIAN) \ |
b6c9286a MM |
208 | { \ |
209 | target_flags &= ~MASK_LITTLE_ENDIAN; \ | |
210 | error ("-mcall-aixdesc must be big endian"); \ | |
211 | } \ | |
212 | \ | |
7f970b70 AM |
213 | if (TARGET_SECURE_PLT != secure_plt) \ |
214 | { \ | |
215 | error ("-msecure-plt not supported by your assembler"); \ | |
216 | } \ | |
217 | \ | |
ca7242fc JJ |
218 | if (TARGET_SOFT_FLOAT && TARGET_LONG_DOUBLE_128 \ |
219 | && rs6000_explicit_options.long_double) \ | |
220 | warning (0, "-msoft-float and -mlong-double-128 not supported"); \ | |
602ea4d3 | 221 | \ |
9ebbca7d | 222 | /* Treat -fPIC the same as -mrelocatable. */ \ |
f1384257 | 223 | if (flag_pic > 1 && DEFAULT_ABI != ABI_AIX) \ |
3201f6d9 | 224 | target_flags |= MASK_RELOCATABLE | MASK_MINIMAL_TOC | MASK_NO_FP_IN_TOC; \ |
84f414bc MM |
225 | \ |
226 | else if (TARGET_RELOCATABLE) \ | |
227 | flag_pic = 2; \ | |
3933e0e1 | 228 | } while (0) |
75814ad4 | 229 | |
9739c90c JJ |
230 | #ifndef RS6000_BI_ARCH |
231 | # define SUBSUBTARGET_OVERRIDE_OPTIONS \ | |
232 | do { \ | |
233 | if ((TARGET_DEFAULT ^ target_flags) & MASK_64BIT) \ | |
234 | error ("-m%s not supported in this configuration", \ | |
235 | (target_flags & MASK_64BIT) ? "64" : "32"); \ | |
236 | } while (0) | |
237 | #endif | |
a260abc9 | 238 | |
9ebbca7d GK |
239 | /* Override rs6000.h definition. */ |
240 | #undef TARGET_DEFAULT | |
241 | #define TARGET_DEFAULT (MASK_POWERPC | MASK_NEW_MNEMONICS) | |
a260abc9 | 242 | |
9ebbca7d GK |
243 | /* Override rs6000.h definition. */ |
244 | #undef PROCESSOR_DEFAULT | |
245 | #define PROCESSOR_DEFAULT PROCESSOR_PPC750 | |
e3f1f242 | 246 | |
bd004fef DE |
247 | /* SVR4 only defined for PowerPC, so short-circuit POWER patterns. */ |
248 | #undef TARGET_POWER | |
249 | #define TARGET_POWER 0 | |
250 | ||
5dead3e5 | 251 | #define FIXED_R2 1 |
5d36722d RK |
252 | /* System V.4 uses register 13 as a pointer to the small data area, |
253 | so it is not available to the normal user. */ | |
5d36722d RK |
254 | #define FIXED_R13 1 |
255 | ||
9ebbca7d GK |
256 | /* Override default big endianism definitions in rs6000.h. */ |
257 | #undef BYTES_BIG_ENDIAN | |
258 | #undef WORDS_BIG_ENDIAN | |
259 | #define BYTES_BIG_ENDIAN (TARGET_BIG_ENDIAN) | |
260 | #define WORDS_BIG_ENDIAN (TARGET_BIG_ENDIAN) | |
75814ad4 | 261 | |
4d3f9f5b RK |
262 | /* Define this to set the endianness to use in libgcc2.c, which can |
263 | not depend on target_flags. */ | |
88467101 | 264 | #if !defined(__LITTLE_ENDIAN__) && !defined(__sun__) |
4d3f9f5b RK |
265 | #define LIBGCC2_WORDS_BIG_ENDIAN 1 |
266 | #else | |
267 | #define LIBGCC2_WORDS_BIG_ENDIAN 0 | |
268 | #endif | |
269 | ||
4697a36c | 270 | /* Define cutoff for using external functions to save floating point. |
9ebbca7d | 271 | Currently on V.4, always use inline stores. */ |
4697a36c MM |
272 | #define FP_SAVE_INLINE(FIRST_REG) ((FIRST_REG) < 64) |
273 | ||
e9a25f70 | 274 | /* Put jump tables in read-only memory, rather than in .text. */ |
75197b37 | 275 | #define JUMP_TABLES_IN_TEXT_SECTION 0 |
e9a25f70 | 276 | |
9ebbca7d | 277 | /* Prefix and suffix to use to saving floating point. */ |
e3f1f242 MM |
278 | #define SAVE_FP_PREFIX "_savefpr_" |
279 | #define SAVE_FP_SUFFIX "_l" | |
280 | ||
9ebbca7d | 281 | /* Prefix and suffix to use to restoring floating point. */ |
e3f1f242 MM |
282 | #define RESTORE_FP_PREFIX "_restfpr_" |
283 | #define RESTORE_FP_SUFFIX "_l" | |
284 | ||
285 | /* Type used for ptrdiff_t, as a string used in a declaration. */ | |
e3f1f242 MM |
286 | #define PTRDIFF_TYPE "int" |
287 | ||
288 | /* Type used for wchar_t, as a string used in a declaration. */ | |
9ebbca7d | 289 | /* Override svr4.h definition. */ |
e3f1f242 | 290 | #undef WCHAR_TYPE |
f9317f0d | 291 | #define WCHAR_TYPE "long int" |
e3f1f242 MM |
292 | |
293 | /* Width of wchar_t in bits. */ | |
9ebbca7d | 294 | /* Override svr4.h definition. */ |
e3f1f242 | 295 | #undef WCHAR_TYPE_SIZE |
f9317f0d | 296 | #define WCHAR_TYPE_SIZE 32 |
e3f1f242 | 297 | |
9ebbca7d GK |
298 | /* Make int foo : 8 not cause structures to be aligned to an int boundary. */ |
299 | /* Override elfos.h definition. */ | |
c81bebd7 MM |
300 | #undef PCC_BITFIELD_TYPE_MATTERS |
301 | #define PCC_BITFIELD_TYPE_MATTERS (TARGET_BITFIELD_TYPE) | |
302 | ||
9a155f91 GK |
303 | #undef BITFIELD_NBYTES_LIMITED |
304 | #define BITFIELD_NBYTES_LIMITED (TARGET_NO_BITFIELD_WORD) | |
305 | ||
c81bebd7 MM |
306 | /* Define this macro to be the value 1 if instructions will fail to |
307 | work if given data not on the nominal alignment. If instructions | |
bef84347 | 308 | will merely go slower in that case, define this macro as 0. */ |
c81bebd7 | 309 | #undef STRICT_ALIGNMENT |
bef84347 | 310 | #define STRICT_ALIGNMENT (TARGET_STRICT_ALIGN) |
c81bebd7 | 311 | |
06ba5854 FS |
312 | /* Define this macro if you wish to preserve a certain alignment for |
313 | the stack pointer, greater than what the hardware enforces. The | |
314 | definition is a C expression for the desired alignment (measured | |
315 | in bits). This macro must evaluate to a value equal to or larger | |
316 | than STACK_BOUNDARY. | |
317 | For the SYSV ABI and variants the alignment of the stack pointer | |
318 | is usually controlled manually in rs6000.c. However, to maintain | |
319 | alignment across alloca () in all circumstances, | |
320 | PREFERRED_STACK_BOUNDARY needs to be set as well. | |
321 | This has the additional advantage of allowing a bigger maximum | |
322 | alignment of user objects on the stack. */ | |
323 | ||
324 | #undef PREFERRED_STACK_BOUNDARY | |
325 | #define PREFERRED_STACK_BOUNDARY 128 | |
326 | ||
9ebbca7d | 327 | /* Real stack boundary as mandated by the appropriate ABI. */ |
19fb36e3 AM |
328 | #define ABI_STACK_BOUNDARY \ |
329 | ((TARGET_EABI && !TARGET_ALTIVEC && !TARGET_ALTIVEC_ABI) ? 64 : 128) | |
e3f1f242 | 330 | |
3b85fe5f JJ |
331 | /* An expression for the alignment of a structure field FIELD if the |
332 | alignment computed in the usual way is COMPUTED. */ | |
333 | #define ADJUST_FIELD_ALIGN(FIELD, COMPUTED) \ | |
334 | ((TARGET_ALTIVEC && TREE_CODE (TREE_TYPE (FIELD)) == VECTOR_TYPE) \ | |
335 | ? 128 : COMPUTED) | |
336 | ||
f589b741 | 337 | #undef BIGGEST_FIELD_ALIGNMENT |
e3f1f242 MM |
338 | |
339 | /* Use ELF style section commands. */ | |
340 | ||
9ebbca7d | 341 | #define TEXT_SECTION_ASM_OP "\t.section\t\".text\"" |
e3f1f242 | 342 | |
9ebbca7d | 343 | #define DATA_SECTION_ASM_OP "\t.section\t\".data\"" |
fff4998b | 344 | |
9ebbca7d | 345 | #define BSS_SECTION_ASM_OP "\t.section\t\".bss\"" |
e3f1f242 | 346 | |
9ebbca7d GK |
347 | /* Override elfos.h definition. */ |
348 | #undef INIT_SECTION_ASM_OP | |
349 | #define INIT_SECTION_ASM_OP "\t.section\t\".init\",\"ax\"" | |
c81bebd7 | 350 | |
9ebbca7d GK |
351 | /* Override elfos.h definition. */ |
352 | #undef FINI_SECTION_ASM_OP | |
353 | #define FINI_SECTION_ASM_OP "\t.section\t\".fini\",\"ax\"" | |
c81bebd7 | 354 | |
9ebbca7d | 355 | #define TOC_SECTION_ASM_OP "\t.section\t\".got\",\"aw\"" |
c81bebd7 | 356 | |
9ebbca7d GK |
357 | /* Put PC relative got entries in .got2. */ |
358 | #define MINIMAL_TOC_SECTION_ASM_OP \ | |
f1384257 AM |
359 | (TARGET_RELOCATABLE || (flag_pic && DEFAULT_ABI != ABI_AIX) \ |
360 | ? "\t.section\t\".got2\",\"aw\"" : "\t.section\t\".got1\",\"aw\"") | |
c81bebd7 | 361 | |
9ebbca7d GK |
362 | #define SDATA_SECTION_ASM_OP "\t.section\t\".sdata\",\"aw\"" |
363 | #define SDATA2_SECTION_ASM_OP "\t.section\t\".sdata2\",\"a\"" | |
f607bc57 | 364 | #define SBSS_SECTION_ASM_OP "\t.section\t\".sbss\",\"aw\",@nobits" |
c81bebd7 | 365 | |
b64a1b53 | 366 | /* Override default elf definitions. */ |
d6b5193b | 367 | #define TARGET_ASM_INIT_SECTIONS rs6000_elf_asm_init_sections |
b64a1b53 RH |
368 | #undef TARGET_ASM_SELECT_RTX_SECTION |
369 | #define TARGET_ASM_SELECT_RTX_SECTION rs6000_elf_select_rtx_section | |
ae46c4e0 RH |
370 | #undef TARGET_ASM_SELECT_SECTION |
371 | #define TARGET_ASM_SELECT_SECTION rs6000_elf_select_section | |
ae46c4e0 | 372 | #define TARGET_ASM_UNIQUE_SECTION rs6000_elf_unique_section |
7509c759 | 373 | |
a0ab749a | 374 | /* Return nonzero if this entry is to be written into the constant pool |
b6c9286a MM |
375 | in a special way. We do so if this is a SYMBOL_REF, LABEL_REF or a CONST |
376 | containing one of them. If -mfp-in-toc (the default), we also do | |
377 | this for floating-point constants. We actually can only do this | |
378 | if the FP formats of the target and host machines are the same, but | |
379 | we can't check that since not every file that uses | |
380 | GO_IF_LEGITIMATE_ADDRESS_P includes real.h. | |
381 | ||
956d6950 | 382 | Unlike AIX, we don't key off of -mminimal-toc, but instead do not |
b6c9286a MM |
383 | allow floating point constants in the TOC if -mrelocatable. */ |
384 | ||
385 | #undef ASM_OUTPUT_SPECIAL_POOL_ENTRY_P | |
a9098fd0 | 386 | #define ASM_OUTPUT_SPECIAL_POOL_ENTRY_P(X, MODE) \ |
b6c9286a MM |
387 | (TARGET_TOC \ |
388 | && (GET_CODE (X) == SYMBOL_REF \ | |
389 | || (GET_CODE (X) == CONST && GET_CODE (XEXP (X, 0)) == PLUS \ | |
390 | && GET_CODE (XEXP (XEXP (X, 0), 0)) == SYMBOL_REF) \ | |
391 | || GET_CODE (X) == LABEL_REF \ | |
a9098fd0 GK |
392 | || (GET_CODE (X) == CONST_INT \ |
393 | && GET_MODE_BITSIZE (MODE) <= GET_MODE_BITSIZE (Pmode)) \ | |
b6c9286a MM |
394 | || (!TARGET_NO_FP_IN_TOC \ |
395 | && !TARGET_RELOCATABLE \ | |
396 | && GET_CODE (X) == CONST_DOUBLE \ | |
ebb109ad | 397 | && SCALAR_FLOAT_MODE_P (GET_MODE (X)) \ |
b6c9286a MM |
398 | && BITS_PER_WORD == HOST_BITS_PER_INT))) |
399 | ||
e3f1f242 MM |
400 | /* These macros generate the special .type and .size directives which |
401 | are used to set the corresponding fields of the linker symbol table | |
402 | entries in an ELF object file under SVR4. These macros also output | |
403 | the starting labels for the relevant functions/objects. */ | |
404 | ||
405 | /* Write the extra assembler code needed to declare a function properly. | |
406 | Some svr4 assemblers need to also have something extra said about the | |
407 | function's return value. We allow for that here. */ | |
408 | ||
874a0744 | 409 | extern int rs6000_pic_labelno; |
e3f1f242 | 410 | |
9ebbca7d | 411 | /* Override elfos.h definition. */ |
e3f1f242 MM |
412 | #undef ASM_DECLARE_FUNCTION_NAME |
413 | #define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \ | |
9739c90c | 414 | rs6000_elf_declare_function_name ((FILE), (NAME), (DECL)) |
e3f1f242 | 415 | |
9ebbca7d GK |
416 | /* The USER_LABEL_PREFIX stuff is affected by the -fleading-underscore |
417 | flag. The LOCAL_LABEL_PREFIX variable is used by dbxelf.h. */ | |
418 | ||
419 | #define LOCAL_LABEL_PREFIX "." | |
420 | #define USER_LABEL_PREFIX "" | |
e3f1f242 | 421 | |
4977bab6 | 422 | /* svr4.h overrides (*targetm.asm_out.internal_label). */ |
e3f1f242 | 423 | |
9ebbca7d GK |
424 | #define ASM_OUTPUT_INTERNAL_LABEL_PREFIX(FILE,PREFIX) \ |
425 | asm_fprintf (FILE, "%L%s", PREFIX) | |
426 | ||
506a61b1 KG |
427 | /* Globalizing directive for a label. */ |
428 | #define GLOBAL_ASM_OP "\t.globl " | |
e3f1f242 | 429 | |
5f01fc14 MM |
430 | /* This says how to output assembler code to declare an |
431 | uninitialized internal linkage data object. Under SVR4, | |
432 | the linker seems to want the alignment of data objects | |
433 | to depend on their types. We do exactly that here. */ | |
434 | ||
76bbee81 | 435 | #define LOCAL_ASM_OP "\t.local\t" |
5f01fc14 | 436 | |
76bbee81 | 437 | #define LCOMM_ASM_OP "\t.lcomm\t" |
e47ae1c2 | 438 | |
c1b7d95a AM |
439 | /* Describe how to emit uninitialized local items. */ |
440 | #define ASM_OUTPUT_ALIGNED_DECL_LOCAL(FILE, DECL, NAME, SIZE, ALIGN) \ | |
5f01fc14 | 441 | do { \ |
c1b7d95a | 442 | if ((DECL) && rs6000_elf_in_small_data_p (DECL)) \ |
e47ae1c2 | 443 | { \ |
d6b5193b | 444 | switch_to_section (sbss_section); \ |
e47ae1c2 MM |
445 | ASM_OUTPUT_ALIGN (FILE, exact_log2 (ALIGN / BITS_PER_UNIT)); \ |
446 | ASM_OUTPUT_LABEL (FILE, NAME); \ | |
447 | ASM_OUTPUT_SKIP (FILE, SIZE); \ | |
448 | if (!flag_inhibit_size_directive && (SIZE) > 0) \ | |
2be2ac70 | 449 | ASM_OUTPUT_SIZE_DIRECTIVE (FILE, NAME, SIZE); \ |
e47ae1c2 | 450 | } \ |
5f01fc14 | 451 | else \ |
e47ae1c2 | 452 | { \ |
b9f7d63e | 453 | fprintf (FILE, "%s", LCOMM_ASM_OP); \ |
e47ae1c2 | 454 | assemble_name ((FILE), (NAME)); \ |
7aabff18 JJ |
455 | fprintf ((FILE), ","HOST_WIDE_INT_PRINT_UNSIGNED",%u\n", \ |
456 | (SIZE), (ALIGN) / BITS_PER_UNIT); \ | |
e47ae1c2 | 457 | } \ |
38a3dbbb | 458 | ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "object"); \ |
fff4998b MM |
459 | } while (0) |
460 | ||
9ebbca7d GK |
461 | /* Describe how to emit uninitialized external linkage items. */ |
462 | #define ASM_OUTPUT_ALIGNED_BSS(FILE, DECL, NAME, SIZE, ALIGN) \ | |
fff4998b | 463 | do { \ |
c1b7d95a | 464 | ASM_OUTPUT_ALIGNED_DECL_LOCAL (FILE, DECL, NAME, SIZE, ALIGN); \ |
5f01fc14 MM |
465 | } while (0) |
466 | ||
6d6ab190 DE |
467 | #ifdef HAVE_GAS_MAX_SKIP_P2ALIGN |
468 | /* To support -falign-* switches we need to use .p2align so | |
469 | that alignment directives in code sections will be padded | |
470 | with no-op instructions, rather than zeroes. */ | |
471 | #define ASM_OUTPUT_MAX_SKIP_ALIGN(FILE,LOG,MAX_SKIP) \ | |
472 | if ((LOG) != 0) \ | |
473 | { \ | |
474 | if ((MAX_SKIP) == 0) \ | |
475 | fprintf ((FILE), "\t.p2align %d\n", (LOG)); \ | |
476 | else \ | |
477 | fprintf ((FILE), "\t.p2align %d,,%d\n", (LOG), (MAX_SKIP)); \ | |
478 | } | |
479 | #endif | |
480 | ||
09eeeacb AM |
481 | /* This is how to output code to push a register on the stack. |
482 | It need not be very fast code. | |
483 | ||
484 | On the rs6000, we must keep the backchain up to date. In order | |
485 | to simplify things, always allocate 16 bytes for a push (System V | |
486 | wants to keep stack aligned to a 16 byte boundary). */ | |
487 | ||
488 | #define ASM_OUTPUT_REG_PUSH(FILE, REGNO) \ | |
489 | do { \ | |
490 | if (DEFAULT_ABI == ABI_V4) \ | |
491 | asm_fprintf (FILE, \ | |
99bcb625 | 492 | "\t{stu|stwu} %s,-16(%s)\n\t{st|stw} %s,12(%s)\n", \ |
09eeeacb AM |
493 | reg_names[1], reg_names[1], reg_names[REGNO], \ |
494 | reg_names[1]); \ | |
495 | } while (0) | |
496 | ||
497 | /* This is how to output an insn to pop a register from the stack. | |
498 | It need not be very fast code. */ | |
499 | ||
500 | #define ASM_OUTPUT_REG_POP(FILE, REGNO) \ | |
501 | do { \ | |
502 | if (DEFAULT_ABI == ABI_V4) \ | |
503 | asm_fprintf (FILE, \ | |
99bcb625 | 504 | "\t{l|lwz} %s,12(%s)\n\t{ai|addic} %s,%s,16\n", \ |
09eeeacb AM |
505 | reg_names[REGNO], reg_names[1], reg_names[1], \ |
506 | reg_names[1]); \ | |
507 | } while (0) | |
508 | ||
9ebbca7d | 509 | /* Switch Recognition by gcc.c. Add -G xx support. */ |
88228c4b | 510 | |
9ebbca7d GK |
511 | /* Override svr4.h definition. */ |
512 | #undef SWITCH_TAKES_ARG | |
513 | #define SWITCH_TAKES_ARG(CHAR) \ | |
88228c4b MM |
514 | ((CHAR) == 'D' || (CHAR) == 'U' || (CHAR) == 'o' \ |
515 | || (CHAR) == 'e' || (CHAR) == 'T' || (CHAR) == 'u' \ | |
3411a85a MM |
516 | || (CHAR) == 'I' || (CHAR) == 'm' || (CHAR) == 'x' \ |
517 | || (CHAR) == 'L' || (CHAR) == 'A' || (CHAR) == 'V' \ | |
518 | || (CHAR) == 'B' || (CHAR) == 'b' || (CHAR) == 'G') | |
88228c4b | 519 | |
9ebbca7d GK |
520 | extern int fixuplabelno; |
521 | ||
d9f6800d RH |
522 | /* Handle constructors specially for -mrelocatable. */ |
523 | #define TARGET_ASM_CONSTRUCTOR rs6000_elf_asm_out_constructor | |
524 | #define TARGET_ASM_DESTRUCTOR rs6000_elf_asm_out_destructor | |
525 | ||
e3f1f242 MM |
526 | /* This is the end of what might become sysv4.h. */ |
527 | ||
99e2a354 | 528 | /* Use DWARF 2 debugging information by default. */ |
0e5dbd9b DE |
529 | #undef PREFERRED_DEBUGGING_TYPE |
530 | #define PREFERRED_DEBUGGING_TYPE DWARF2_DEBUG | |
c81bebd7 | 531 | |
99e2a354 | 532 | /* Historically we have also supported stabs debugging. */ |
0e5dbd9b | 533 | #define DBX_DEBUGGING_INFO 1 |
e3f1f242 | 534 | |
93c9d1ba AM |
535 | #define DBX_REGISTER_NUMBER(REGNO) rs6000_dbx_register_number (REGNO) |
536 | ||
34c80057 AM |
537 | /* Map register numbers held in the call frame info that gcc has |
538 | collected using DWARF_FRAME_REGNUM to those that should be output in | |
539 | .debug_frame and .eh_frame. We continue to use gcc hard reg numbers | |
540 | for .eh_frame, but use the numbers mandated by the various ABIs for | |
541 | .debug_frame. rs6000_emit_prologue has translated any combination of | |
542 | CR2, CR3, CR4 saves to a save of CR2. The actual code emitted saves | |
543 | the whole of CR, so we map CR2_REGNO to the DWARF reg for CR. */ | |
544 | #define DWARF2_FRAME_REG_OUT(REGNO, FOR_EH) \ | |
545 | ((FOR_EH) ? (REGNO) \ | |
546 | : (REGNO) == CR2_REGNO ? 64 \ | |
547 | : DBX_REGISTER_NUMBER (REGNO)) | |
548 | ||
0e5dbd9b | 549 | #define TARGET_ENCODE_SECTION_INFO rs6000_elf_encode_section_info |
0e5dbd9b | 550 | #define TARGET_IN_SMALL_DATA_P rs6000_elf_in_small_data_p |
5add3202 | 551 | #define TARGET_SECTION_TYPE_FLAGS rs6000_elf_section_type_flags |
d9407988 | 552 | |
54ee9799 DE |
553 | /* The ELF version doesn't encode [DS] or whatever at the end of symbols. */ |
554 | ||
555 | #define RS6000_OUTPUT_BASENAME(FILE, NAME) \ | |
556 | assemble_name (FILE, NAME) | |
557 | ||
d1908feb JJ |
558 | /* We have to output the stabs for the function name *first*, before |
559 | outputting its label. */ | |
e3f1f242 MM |
560 | |
561 | #define DBX_FUNCTION_FIRST | |
562 | ||
563 | /* This is the end of what might become sysv4dbx.h. */ | |
564 | ||
b91da81f | 565 | #ifndef TARGET_VERSION |
9ebbca7d | 566 | #define TARGET_VERSION fprintf (stderr, " (PowerPC System V.4)"); |
b91da81f | 567 | #endif |
4697a36c | 568 | \f |
c4ad648e AM |
569 | #define TARGET_OS_SYSV_CPP_BUILTINS() \ |
570 | do \ | |
571 | { \ | |
c4ad648e AM |
572 | if (target_flags_explicit \ |
573 | & MASK_RELOCATABLE) \ | |
574 | builtin_define ("_RELOCATABLE"); \ | |
575 | } \ | |
9739c90c JJ |
576 | while (0) |
577 | ||
7990b46f | 578 | #ifndef TARGET_OS_CPP_BUILTINS |
c4ad648e AM |
579 | #define TARGET_OS_CPP_BUILTINS() \ |
580 | do \ | |
581 | { \ | |
582 | builtin_define_std ("PPC"); \ | |
583 | builtin_define_std ("unix"); \ | |
584 | builtin_define ("__svr4__"); \ | |
585 | builtin_assert ("system=unix"); \ | |
586 | builtin_assert ("system=svr4"); \ | |
587 | builtin_assert ("cpu=powerpc"); \ | |
588 | builtin_assert ("machine=powerpc"); \ | |
589 | TARGET_OS_SYSV_CPP_BUILTINS (); \ | |
590 | } \ | |
7990b46f | 591 | while (0) |
b91da81f | 592 | #endif |
c2baf133 | 593 | |
9ebbca7d GK |
594 | /* Pass various options to the assembler. */ |
595 | /* Override svr4.h definition. */ | |
596 | #undef ASM_SPEC | |
597 | #define ASM_SPEC "%(asm_cpu) \ | |
38c1f2d7 | 598 | %{.s: %{mregnames} %{mno-regnames}} %{.S: %{mregnames} %{mno-regnames}} \ |
c81bebd7 | 599 | %{v:-V} %{Qy:} %{!Qn:-Qy} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*} \ |
24a4dd31 | 600 | %{mrelocatable} %{mrelocatable-lib} %{fpic|fpie|fPIC|fPIE:-K PIC} \ |
4977bab6 ZW |
601 | %{memb|msdata|msdata=eabi: -memb} \ |
602 | %{mlittle|mlittle-endian:-mlittle; \ | |
603 | mbig|mbig-endian :-mbig; \ | |
604 | mcall-aixdesc | \ | |
605 | mcall-freebsd | \ | |
606 | mcall-netbsd | \ | |
457ef797 | 607 | mcall-openbsd | \ |
4977bab6 ZW |
608 | mcall-linux | \ |
609 | mcall-gnu :-mbig; \ | |
610 | mcall-i960-old :-mlittle}" | |
bef84347 | 611 | |
9ebbca7d | 612 | #define CC1_ENDIAN_BIG_SPEC "" |
bef84347 | 613 | |
9ebbca7d | 614 | #define CC1_ENDIAN_LITTLE_SPEC "\ |
bef84347 | 615 | %{!mstrict-align: %{!mno-strict-align: \ |
c36ae96c | 616 | %{!mcall-i960-old: \ |
bef84347 | 617 | -mstrict-align \ |
c36ae96c | 618 | } \ |
bef84347 | 619 | }}" |
bef84347 | 620 | |
ccd84f51 | 621 | #define CC1_ENDIAN_DEFAULT_SPEC "%(cc1_endian_big)" |
c81bebd7 | 622 | |
7f970b70 AM |
623 | #ifndef CC1_SECURE_PLT_DEFAULT_SPEC |
624 | #define CC1_SECURE_PLT_DEFAULT_SPEC "" | |
625 | #endif | |
626 | ||
9ebbca7d GK |
627 | /* Pass -G xxx to the compiler and set correct endian mode. */ |
628 | #define CC1_SPEC "%{G*} \ | |
4977bab6 ZW |
629 | %{mlittle|mlittle-endian: %(cc1_endian_little); \ |
630 | mbig |mbig-endian : %(cc1_endian_big); \ | |
631 | mcall-aixdesc | \ | |
632 | mcall-freebsd | \ | |
633 | mcall-netbsd | \ | |
457ef797 | 634 | mcall-openbsd | \ |
4977bab6 ZW |
635 | mcall-linux | \ |
636 | mcall-gnu : -mbig %(cc1_endian_big); \ | |
637 | mcall-i960-old : -mlittle %(cc1_endian_little); \ | |
638 | : %(cc1_endian_default)} \ | |
c81bebd7 MM |
639 | %{meabi: %{!mcall-*: -mcall-sysv }} \ |
640 | %{!meabi: %{!mno-eabi: \ | |
802a0058 | 641 | %{mrelocatable: -meabi } \ |
b91da81f | 642 | %{mcall-freebsd: -mno-eabi } \ |
c36ae96c | 643 | %{mcall-i960-old: -meabi } \ |
edf1b3f3 | 644 | %{mcall-linux: -mno-eabi } \ |
ddb28441 | 645 | %{mcall-gnu: -mno-eabi } \ |
457ef797 ME |
646 | %{mcall-netbsd: -mno-eabi } \ |
647 | %{mcall-openbsd: -mno-eabi }}} \ | |
38c1f2d7 | 648 | %{msdata: -msdata=default} \ |
d540a32c | 649 | %{mno-sdata: -msdata=none} \ |
7f970b70 | 650 | %{!mbss-plt: %{!msecure-plt: %(cc1_secure_plt_default)}} \ |
d540a32c | 651 | %{profile: -p}" |
c81bebd7 | 652 | |
9ebbca7d | 653 | /* Don't put -Y P,<path> for cross compilers. */ |
7509c759 MM |
654 | #ifndef CROSS_COMPILE |
655 | #define LINK_PATH_SPEC "\ | |
d6a2af95 | 656 | %{!R*:%{L*:-R %*}} \ |
fba29a8c MM |
657 | %{!nostdlib: %{!YP,*: \ |
658 | %{compat-bsd: \ | |
659 | %{p:-Y P,/usr/ucblib:/usr/ccs/lib/libp:/usr/lib/libp:/usr/ccs/lib:/usr/lib} \ | |
660 | %{!p:-Y P,/usr/ucblib:/usr/ccs/lib:/usr/lib}} \ | |
661 | %{!R*: %{!L*: -R /usr/ucblib}} \ | |
662 | %{!compat-bsd: \ | |
663 | %{p:-Y P,/usr/ccs/lib/libp:/usr/lib/libp:/usr/ccs/lib:/usr/lib} \ | |
664 | %{!p:-Y P,/usr/ccs/lib:/usr/lib}}}}" | |
7509c759 | 665 | |
113166a6 | 666 | #else |
7509c759 MM |
667 | #define LINK_PATH_SPEC "" |
668 | #endif | |
75814ad4 | 669 | |
9ebbca7d | 670 | /* Default starting address if specified. */ |
c81bebd7 | 671 | #define LINK_START_SPEC "\ |
4977bab6 ZW |
672 | %{mads : %(link_start_ads) ; \ |
673 | myellowknife : %(link_start_yellowknife) ; \ | |
674 | mmvme : %(link_start_mvme) ; \ | |
675 | msim : %(link_start_sim) ; \ | |
676 | mwindiss : %(link_start_windiss) ; \ | |
677 | mcall-freebsd: %(link_start_freebsd) ; \ | |
678 | mcall-linux : %(link_start_linux) ; \ | |
679 | mcall-gnu : %(link_start_gnu) ; \ | |
680 | mcall-netbsd : %(link_start_netbsd) ; \ | |
457ef797 | 681 | mcall-openbsd: %(link_start_openbsd) ; \ |
4977bab6 | 682 | : %(link_start_default) }" |
c81bebd7 | 683 | |
9da71b16 | 684 | #define LINK_START_DEFAULT_SPEC "" |
c81bebd7 | 685 | |
9ebbca7d GK |
686 | /* Override svr4.h definition. */ |
687 | #undef LINK_SPEC | |
688 | #define LINK_SPEC "\ | |
f3597919 | 689 | %{h*} %{v:-V} %{!msdata=none:%{G*}} %{msdata=none:-G0} \ |
51610b0a | 690 | %{YP,*} %{R*} \ |
fba29a8c MM |
691 | %{Qy:} %{!Qn:-Qy} \ |
692 | %(link_shlib) \ | |
362c63a5 | 693 | %{!Wl,-T*: %{!T*: %(link_start) }} \ |
fba29a8c MM |
694 | %(link_target) \ |
695 | %(link_os)" | |
696 | ||
697 | /* For now, turn off shared libraries by default. */ | |
698 | #ifndef SHARED_LIB_SUPPORT | |
699 | #define NO_SHARED_LIB_SUPPORT | |
700 | #endif | |
701 | ||
fba29a8c | 702 | #ifndef NO_SHARED_LIB_SUPPORT |
956d6950 | 703 | /* Shared libraries are default. */ |
fba29a8c MM |
704 | #define LINK_SHLIB_SPEC "\ |
705 | %{!static: %(link_path) %{!R*:%{L*:-R %*}}} \ | |
706 | %{mshlib: } \ | |
afec0ea9 | 707 | %{static:-dn -Bstatic} \ |
8b496c8d ILT |
708 | %{shared:-G -dy -z text} \ |
709 | %{symbolic:-Bsymbolic -G -dy -z text}" | |
fba29a8c MM |
710 | |
711 | #else | |
712 | /* Shared libraries are not default. */ | |
713 | #define LINK_SHLIB_SPEC "\ | |
d6a2af95 | 714 | %{mshlib: %(link_path) } \ |
fba29a8c MM |
715 | %{!mshlib: %{!shared: %{!symbolic: -dn -Bstatic}}} \ |
716 | %{static: } \ | |
8b496c8d ILT |
717 | %{shared:-G -dy -z text %(link_path) } \ |
718 | %{symbolic:-Bsymbolic -G -dy -z text %(link_path) }" | |
fba29a8c MM |
719 | #endif |
720 | ||
721 | /* Override the default target of the linker. */ | |
fba29a8c | 722 | #define LINK_TARGET_SPEC "\ |
36b8ffbe | 723 | %{mlittle: --oformat elf32-powerpcle } %{mlittle-endian: --oformat elf32-powerpcle } \ |
9ebbca7d | 724 | %{!mlittle: %{!mlittle-endian: %{!mbig: %{!mbig-endian: \ |
c36ae96c | 725 | %{mcall-i960-old: --oformat elf32-powerpcle} \ |
9ebbca7d | 726 | }}}}" |
fba29a8c | 727 | |
9ebbca7d | 728 | /* Any specific OS flags. */ |
fba29a8c | 729 | #define LINK_OS_SPEC "\ |
4977bab6 ZW |
730 | %{mads : %(link_os_ads) ; \ |
731 | myellowknife : %(link_os_yellowknife) ; \ | |
732 | mmvme : %(link_os_mvme) ; \ | |
733 | msim : %(link_os_sim) ; \ | |
734 | mwindiss : %(link_os_windiss) ; \ | |
735 | mcall-freebsd: %(link_os_freebsd) ; \ | |
736 | mcall-linux : %(link_os_linux) ; \ | |
737 | mcall-gnu : %(link_os_gnu) ; \ | |
738 | mcall-netbsd : %(link_os_netbsd) ; \ | |
457ef797 | 739 | mcall-openbsd: %(link_os_openbsd) ; \ |
4977bab6 | 740 | : %(link_os_default) }" |
c81bebd7 | 741 | |
fba29a8c | 742 | #define LINK_OS_DEFAULT_SPEC "" |
afec0ea9 | 743 | |
9ebbca7d GK |
744 | /* Override rs6000.h definition. */ |
745 | #undef CPP_SPEC | |
9739c90c | 746 | #define CPP_SPEC "%{posix: -D_POSIX_SOURCE} \ |
4977bab6 ZW |
747 | %{mads : %(cpp_os_ads) ; \ |
748 | myellowknife : %(cpp_os_yellowknife) ; \ | |
749 | mmvme : %(cpp_os_mvme) ; \ | |
750 | msim : %(cpp_os_sim) ; \ | |
751 | mwindiss : %(cpp_os_windiss) ; \ | |
752 | mcall-freebsd: %(cpp_os_freebsd) ; \ | |
753 | mcall-linux : %(cpp_os_linux) ; \ | |
754 | mcall-gnu : %(cpp_os_gnu) ; \ | |
755 | mcall-netbsd : %(cpp_os_netbsd) ; \ | |
457ef797 | 756 | mcall-openbsd: %(cpp_os_openbsd) ; \ |
4977bab6 | 757 | : %(cpp_os_default) }" |
c81bebd7 | 758 | |
9ebbca7d | 759 | #define CPP_OS_DEFAULT_SPEC "" |
c81bebd7 | 760 | |
9ebbca7d GK |
761 | /* Override svr4.h definition. */ |
762 | #undef STARTFILE_SPEC | |
c81bebd7 | 763 | #define STARTFILE_SPEC "\ |
4977bab6 ZW |
764 | %{mads : %(startfile_ads) ; \ |
765 | myellowknife : %(startfile_yellowknife) ; \ | |
766 | mmvme : %(startfile_mvme) ; \ | |
767 | msim : %(startfile_sim) ; \ | |
768 | mwindiss : %(startfile_windiss) ; \ | |
769 | mcall-freebsd: %(startfile_freebsd) ; \ | |
770 | mcall-linux : %(startfile_linux) ; \ | |
771 | mcall-gnu : %(startfile_gnu) ; \ | |
772 | mcall-netbsd : %(startfile_netbsd) ; \ | |
457ef797 | 773 | mcall-openbsd: %(startfile_openbsd) ; \ |
4977bab6 | 774 | : %(startfile_default) }" |
c81bebd7 | 775 | |
c81bebd7 MM |
776 | #define STARTFILE_DEFAULT_SPEC "" |
777 | ||
9ebbca7d | 778 | /* Override svr4.h definition. */ |
c81bebd7 MM |
779 | #undef LIB_SPEC |
780 | #define LIB_SPEC "\ | |
4977bab6 ZW |
781 | %{mads : %(lib_ads) ; \ |
782 | myellowknife : %(lib_yellowknife) ; \ | |
783 | mmvme : %(lib_mvme) ; \ | |
784 | msim : %(lib_sim) ; \ | |
785 | mwindiss : %(lib_windiss) ; \ | |
786 | mcall-freebsd: %(lib_freebsd) ; \ | |
787 | mcall-linux : %(lib_linux) ; \ | |
788 | mcall-gnu : %(lib_gnu) ; \ | |
789 | mcall-netbsd : %(lib_netbsd) ; \ | |
457ef797 | 790 | mcall-openbsd: %(lib_openbsd) ; \ |
4977bab6 | 791 | : %(lib_default) }" |
c81bebd7 | 792 | |
9da71b16 | 793 | #define LIB_DEFAULT_SPEC "" |
9da71b16 | 794 | |
9ebbca7d | 795 | /* Override svr4.h definition. */ |
c81bebd7 | 796 | #undef ENDFILE_SPEC |
a1ffecd9 | 797 | #define ENDFILE_SPEC "\ |
4977bab6 ZW |
798 | %{mads : crtsavres.o%s %(endfile_ads) ; \ |
799 | myellowknife : crtsavres.o%s %(endfile_yellowknife) ; \ | |
800 | mmvme : crtsavres.o%s %(endfile_mvme) ; \ | |
801 | msim : crtsavres.o%s %(endfile_sim) ; \ | |
802 | mwindiss : %(endfile_windiss) ; \ | |
803 | mcall-freebsd: crtsavres.o%s %(endfile_freebsd) ; \ | |
804 | mcall-linux : crtsavres.o%s %(endfile_linux) ; \ | |
805 | mcall-gnu : crtsavres.o%s %(endfile_gnu) ; \ | |
806 | mcall-netbsd : crtsavres.o%s %(endfile_netbsd) ; \ | |
457ef797 | 807 | mcall-openbsd: crtsavres.o%s %(endfile_openbsd) ; \ |
4977bab6 | 808 | : %(crtsavres_default) %(endfile_default) }" |
a1ffecd9 MM |
809 | |
810 | #define CRTSAVRES_DEFAULT_SPEC "crtsavres.o%s" | |
c81bebd7 | 811 | |
c81bebd7 MM |
812 | #define ENDFILE_DEFAULT_SPEC "" |
813 | ||
e9a25f70 | 814 | /* Motorola ADS support. */ |
e9a25f70 | 815 | #define LIB_ADS_SPEC "--start-group -lads -lc --end-group" |
e9a25f70 | 816 | |
362c63a5 | 817 | #define STARTFILE_ADS_SPEC "ecrti.o%s crt0.o%s crtbegin.o%s" |
e9a25f70 | 818 | |
362c63a5 | 819 | #define ENDFILE_ADS_SPEC "crtend.o%s ecrtn.o%s" |
e9a25f70 | 820 | |
e9a25f70 | 821 | #define LINK_START_ADS_SPEC "-T ads.ld%s" |
e9a25f70 | 822 | |
e9a25f70 | 823 | #define LINK_OS_ADS_SPEC "" |
e9a25f70 | 824 | |
e9a25f70 | 825 | #define CPP_OS_ADS_SPEC "" |
e9a25f70 JL |
826 | |
827 | /* Motorola Yellowknife support. */ | |
e9a25f70 | 828 | #define LIB_YELLOWKNIFE_SPEC "--start-group -lyk -lc --end-group" |
e9a25f70 | 829 | |
362c63a5 | 830 | #define STARTFILE_YELLOWKNIFE_SPEC "ecrti.o%s crt0.o%s crtbegin.o%s" |
e9a25f70 | 831 | |
362c63a5 | 832 | #define ENDFILE_YELLOWKNIFE_SPEC "crtend.o%s ecrtn.o%s" |
e9a25f70 | 833 | |
e9a25f70 | 834 | #define LINK_START_YELLOWKNIFE_SPEC "-T yellowknife.ld%s" |
e9a25f70 | 835 | |
e9a25f70 | 836 | #define LINK_OS_YELLOWKNIFE_SPEC "" |
e9a25f70 | 837 | |
e9a25f70 | 838 | #define CPP_OS_YELLOWKNIFE_SPEC "" |
e9a25f70 | 839 | |
c81bebd7 | 840 | /* Motorola MVME support. */ |
e9a25f70 | 841 | #define LIB_MVME_SPEC "--start-group -lmvme -lc --end-group" |
c81bebd7 | 842 | |
362c63a5 | 843 | #define STARTFILE_MVME_SPEC "ecrti.o%s crt0.o%s crtbegin.o%s" |
c81bebd7 | 844 | |
362c63a5 | 845 | #define ENDFILE_MVME_SPEC "crtend.o%s ecrtn.o%s" |
c81bebd7 | 846 | |
362c63a5 | 847 | #define LINK_START_MVME_SPEC "-Ttext 0x40000" |
c81bebd7 | 848 | |
fba29a8c | 849 | #define LINK_OS_MVME_SPEC "" |
fba29a8c | 850 | |
c81bebd7 | 851 | #define CPP_OS_MVME_SPEC "" |
c81bebd7 MM |
852 | |
853 | /* PowerPC simulator based on netbsd system calls support. */ | |
e9a25f70 | 854 | #define LIB_SIM_SPEC "--start-group -lsim -lc --end-group" |
c81bebd7 | 855 | |
362c63a5 | 856 | #define STARTFILE_SIM_SPEC "ecrti.o%s sim-crt0.o%s crtbegin.o%s" |
c81bebd7 | 857 | |
362c63a5 | 858 | #define ENDFILE_SIM_SPEC "crtend.o%s ecrtn.o%s" |
c81bebd7 | 859 | |
362c63a5 | 860 | #define LINK_START_SIM_SPEC "" |
c81bebd7 | 861 | |
362c63a5 | 862 | #define LINK_OS_SIM_SPEC "-m elf32ppcsim" |
fba29a8c | 863 | |
c81bebd7 | 864 | #define CPP_OS_SIM_SPEC "" |
c81bebd7 | 865 | |
b91da81f DB |
866 | /* FreeBSD support. */ |
867 | ||
868 | #define CPP_OS_FREEBSD_SPEC "\ | |
4e2e315f | 869 | -D__PPC__ -D__ppc__ -D__PowerPC__ -D__powerpc__ \ |
b91da81f DB |
870 | -Acpu=powerpc -Amachine=powerpc" |
871 | ||
872 | #define STARTFILE_FREEBSD_SPEC FBSD_STARTFILE_SPEC | |
873 | #define ENDFILE_FREEBSD_SPEC FBSD_ENDFILE_SPEC | |
874 | #define LIB_FREEBSD_SPEC FBSD_LIB_SPEC | |
875 | #define LINK_START_FREEBSD_SPEC "" | |
876 | ||
877 | #define LINK_OS_FREEBSD_SPEC "\ | |
5a0c2304 | 878 | %{p:%nconsider using `-pg' instead of `-p' with gprof(1)} \ |
2de2f846 DB |
879 | %{v:-V} \ |
880 | %{assert*} %{R*} %{rpath*} %{defsym*} \ | |
881 | %{shared:-Bshareable %{h*} %{soname*}} \ | |
882 | %{!shared: \ | |
883 | %{!static: \ | |
884 | %{rdynamic: -export-dynamic} \ | |
885 | %{!dynamic-linker:-dynamic-linker %(fbsd_dynamic_linker) }} \ | |
886 | %{static:-Bstatic}} \ | |
887 | %{symbolic:-Bsymbolic}" | |
b91da81f | 888 | |
956d6950 | 889 | /* GNU/Linux support. */ |
d540a32c | 890 | #define LIB_LINUX_SPEC "%{mnewlib: --start-group -llinux -lc --end-group } \ |
ce7e7ceb DJ |
891 | %{!mnewlib: %{pthread:-lpthread} %{shared:-lc} \ |
892 | %{!shared: %{profile:-lc_p} %{!profile:-lc}}}" | |
c81bebd7 | 893 | |
7cf6c927 | 894 | #ifdef HAVE_LD_PIE |
24a4dd31 | 895 | #define STARTFILE_LINUX_SPEC "\ |
29ef8952 | 896 | %{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}} \ |
24a4dd31 JJ |
897 | %{mnewlib:ecrti.o%s;:crti.o%s} \ |
898 | %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}" | |
ccd84f51 FS |
899 | #else |
900 | #define STARTFILE_LINUX_SPEC "\ | |
29ef8952 | 901 | %{!shared: %{pg|p|profile:gcrt1.o%s;:crt1.o%s}} \ |
24a4dd31 JJ |
902 | %{mnewlib:ecrti.o%s;:crti.o%s} \ |
903 | %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}" | |
ccd84f51 | 904 | #endif |
c81bebd7 | 905 | |
28f8ecf9 JJ |
906 | #define ENDFILE_LINUX_SPEC "\ |
907 | %{shared|pie:crtendS.o%s;:crtend.o%s} \ | |
908 | %{mnewlib:ecrtn.o%s;:crtn.o%s}" | |
c81bebd7 | 909 | |
362c63a5 | 910 | #define LINK_START_LINUX_SPEC "" |
c81bebd7 | 911 | |
7bd85ce0 JM |
912 | #define GLIBC_DYNAMIC_LINKER "/lib/ld.so.1" |
913 | #define UCLIBC_DYNAMIC_LINKER "/lib/ld-uClibc.so.0" | |
914 | #if UCLIBC_DEFAULT | |
915 | #define CHOOSE_DYNAMIC_LINKER(G, U) "%{mglibc:%{muclibc:%e-mglibc and -muclibc used together}" G ";:" U "}" | |
916 | #else | |
917 | #define CHOOSE_DYNAMIC_LINKER(G, U) "%{muclibc:%{mglibc:%e-mglibc and -muclibc used together}" U ";:" G "}" | |
918 | #endif | |
919 | #define LINUX_DYNAMIC_LINKER \ | |
920 | CHOOSE_DYNAMIC_LINKER (GLIBC_DYNAMIC_LINKER, UCLIBC_DYNAMIC_LINKER) | |
921 | ||
362c63a5 GK |
922 | #define LINK_OS_LINUX_SPEC "-m elf32ppclinux %{!shared: %{!static: \ |
923 | %{rdynamic:-export-dynamic} \ | |
7bd85ce0 | 924 | %{!dynamic-linker:-dynamic-linker " LINUX_DYNAMIC_LINKER "}}}" |
fba29a8c | 925 | |
7cf6c927 | 926 | #if defined(HAVE_LD_EH_FRAME_HDR) |
ccd84f51 FS |
927 | # define LINK_EH_SPEC "%{!static:--eh-frame-hdr} " |
928 | #endif | |
929 | ||
d29350c0 MM |
930 | #define CPP_OS_LINUX_SPEC "-D__unix__ -D__gnu_linux__ -D__linux__ \ |
931 | %{!undef: \ | |
932 | %{!ansi: \ | |
933 | %{!std=*:-Dunix -D__unix -Dlinux -D__linux} \ | |
934 | %{std=gnu*:-Dunix -D__unix -Dlinux -D__linux}}} \ | |
26b0ad13 | 935 | -Asystem=linux -Asystem=unix -Asystem=posix %{pthread:-D_REENTRANT}" |
c81bebd7 | 936 | |
ddb28441 RM |
937 | /* GNU/Hurd support. */ |
938 | #define LIB_GNU_SPEC "%{mnewlib: --start-group -lgnu -lc --end-group } \ | |
939 | %{!mnewlib: %{shared:-lc} %{!shared: %{pthread:-lpthread } \ | |
940 | %{profile:-lc_p} %{!profile:-lc}}}" | |
941 | ||
942 | #define STARTFILE_GNU_SPEC "\ | |
943 | %{!shared: %{!static: %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}}} \ | |
944 | %{static: %{pg:gcrt0.o%s} %{!pg:%{p:gcrt0.o%s} %{!p:crt0.o%s}}} \ | |
945 | %{mnewlib: ecrti.o%s} %{!mnewlib: crti.o%s} \ | |
946 | %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}" | |
947 | ||
948 | #define ENDFILE_GNU_SPEC "%{!shared:crtend.o%s} %{shared:crtendS.o%s} \ | |
949 | %{mnewlib: ecrtn.o%s} %{!mnewlib: crtn.o%s}" | |
950 | ||
951 | #define LINK_START_GNU_SPEC "" | |
952 | ||
953 | #define LINK_OS_GNU_SPEC "-m elf32ppclinux %{!shared: %{!static: \ | |
954 | %{rdynamic:-export-dynamic} \ | |
955 | %{!dynamic-linker:-dynamic-linker /lib/ld.so.1}}}" | |
956 | ||
8fe2d853 | 957 | #define CPP_OS_GNU_SPEC "-D__unix__ -D__gnu_hurd__ -D__GNU__ \ |
d29350c0 MM |
958 | %{!undef: \ |
959 | %{!ansi: -Dunix -D__unix}} \ | |
ddb28441 RM |
960 | -Asystem=gnu -Asystem=unix -Asystem=posix %{pthread:-D_REENTRANT}" |
961 | ||
edf1b3f3 AC |
962 | /* NetBSD support. */ |
963 | #define LIB_NETBSD_SPEC "\ | |
964 | %{profile:-lgmon -lc_p} %{!profile:-lc}" | |
965 | ||
966 | #define STARTFILE_NETBSD_SPEC "\ | |
967 | ncrti.o%s crt0.o%s \ | |
968 | %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}" | |
969 | ||
970 | #define ENDFILE_NETBSD_SPEC "\ | |
971 | %{!shared:crtend.o%s} %{shared:crtendS.o%s} \ | |
972 | ncrtn.o%s" | |
973 | ||
974 | #define LINK_START_NETBSD_SPEC "\ | |
975 | " | |
976 | ||
977 | #define LINK_OS_NETBSD_SPEC "\ | |
978 | %{!shared: %{!static: \ | |
979 | %{rdynamic:-export-dynamic} \ | |
980 | %{!dynamic-linker:-dynamic-linker /usr/libexec/ld.elf_so}}}" | |
981 | ||
982 | #define CPP_OS_NETBSD_SPEC "\ | |
4e2e315f | 983 | -D__powerpc__ -D__NetBSD__ -D__KPRINTF_ATTRIBUTE__" |
edf1b3f3 | 984 | |
457ef797 ME |
985 | /* OpenBSD support. */ |
986 | #ifndef LIB_OPENBSD_SPEC | |
987 | #define LIB_OPENBSD_SPEC "%{!shared:%{pthread:-lpthread%{p:_p}%{!p:%{pg:_p}}}} %{!shared:-lc%{p:_p}%{!p:%{pg:_p}}}" | |
988 | #endif | |
989 | ||
990 | #ifndef STARTFILE_OPENBSD_SPEC | |
991 | #define STARTFILE_OPENBSD_SPEC "\ | |
992 | %{!shared: %{pg:gcrt0.o%s} %{!pg:%{p:gcrt0.o%s} %{!p:crt0.o%s}}} \ | |
993 | %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}" | |
994 | #endif | |
995 | ||
996 | #ifndef ENDFILE_OPENBSD_SPEC | |
997 | #define ENDFILE_OPENBSD_SPEC "\ | |
998 | %{!shared:crtend.o%s} %{shared:crtendS.o%s}" | |
999 | #endif | |
1000 | ||
1001 | #ifndef LINK_START_OPENBSD_SPEC | |
1002 | #define LINK_START_OPENBSD_SPEC "-Ttext 0x400074" | |
1003 | #endif | |
1004 | ||
1005 | #ifndef LINK_OS_OPENBSD_SPEC | |
1006 | #define LINK_OS_OPENBSD_SPEC "" | |
1007 | #endif | |
1008 | ||
1009 | #ifndef CPP_OS_OPENBSD_SPEC | |
1010 | #define CPP_OS_OPENBSD_SPEC "%{posix:-D_POSIX_SOURCE} %{pthread:-D_POSIX_THREADS}" | |
1011 | #endif | |
1012 | ||
a1ffecd9 MM |
1013 | /* WindISS support. */ |
1014 | ||
1015 | #define LIB_WINDISS_SPEC "--start-group -li -lcfp -lwindiss -lram -limpl -limpfp --end-group" | |
1016 | ||
1017 | #define CPP_OS_WINDISS_SPEC "\ | |
1018 | -D__rtasim \ | |
1019 | -D__EABI__ \ | |
1020 | -D__ppc \ | |
1021 | %{!msoft-float: -D__hardfp} \ | |
1022 | " | |
1023 | ||
1024 | #define STARTFILE_WINDISS_SPEC "crt0.o%s crtbegin.o%s" | |
1025 | ||
1026 | #define ENDFILE_WINDISS_SPEC "crtend.o%s" | |
1027 | ||
1028 | #define LINK_START_WINDISS_SPEC "" | |
1029 | ||
1030 | #define LINK_OS_WINDISS_SPEC "" | |
1031 | ||
c81bebd7 | 1032 | /* Define any extra SPECS that the compiler needs to generate. */ |
9ebbca7d | 1033 | /* Override rs6000.h definition. */ |
c81bebd7 | 1034 | #undef SUBTARGET_EXTRA_SPECS |
9ebbca7d | 1035 | #define SUBTARGET_EXTRA_SPECS \ |
c4ad648e | 1036 | { "crtsavres_default", CRTSAVRES_DEFAULT_SPEC }, \ |
e9a25f70 JL |
1037 | { "lib_ads", LIB_ADS_SPEC }, \ |
1038 | { "lib_yellowknife", LIB_YELLOWKNIFE_SPEC }, \ | |
c81bebd7 MM |
1039 | { "lib_mvme", LIB_MVME_SPEC }, \ |
1040 | { "lib_sim", LIB_SIM_SPEC }, \ | |
b91da81f | 1041 | { "lib_freebsd", LIB_FREEBSD_SPEC }, \ |
ddb28441 | 1042 | { "lib_gnu", LIB_GNU_SPEC }, \ |
c81bebd7 | 1043 | { "lib_linux", LIB_LINUX_SPEC }, \ |
edf1b3f3 | 1044 | { "lib_netbsd", LIB_NETBSD_SPEC }, \ |
457ef797 | 1045 | { "lib_openbsd", LIB_OPENBSD_SPEC }, \ |
c4ad648e | 1046 | { "lib_windiss", LIB_WINDISS_SPEC }, \ |
c81bebd7 | 1047 | { "lib_default", LIB_DEFAULT_SPEC }, \ |
e9a25f70 JL |
1048 | { "startfile_ads", STARTFILE_ADS_SPEC }, \ |
1049 | { "startfile_yellowknife", STARTFILE_YELLOWKNIFE_SPEC }, \ | |
c81bebd7 MM |
1050 | { "startfile_mvme", STARTFILE_MVME_SPEC }, \ |
1051 | { "startfile_sim", STARTFILE_SIM_SPEC }, \ | |
b91da81f | 1052 | { "startfile_freebsd", STARTFILE_FREEBSD_SPEC }, \ |
ddb28441 | 1053 | { "startfile_gnu", STARTFILE_GNU_SPEC }, \ |
c81bebd7 | 1054 | { "startfile_linux", STARTFILE_LINUX_SPEC }, \ |
edf1b3f3 | 1055 | { "startfile_netbsd", STARTFILE_NETBSD_SPEC }, \ |
457ef797 | 1056 | { "startfile_openbsd", STARTFILE_OPENBSD_SPEC }, \ |
c4ad648e | 1057 | { "startfile_windiss", STARTFILE_WINDISS_SPEC }, \ |
c81bebd7 | 1058 | { "startfile_default", STARTFILE_DEFAULT_SPEC }, \ |
e9a25f70 JL |
1059 | { "endfile_ads", ENDFILE_ADS_SPEC }, \ |
1060 | { "endfile_yellowknife", ENDFILE_YELLOWKNIFE_SPEC }, \ | |
c81bebd7 MM |
1061 | { "endfile_mvme", ENDFILE_MVME_SPEC }, \ |
1062 | { "endfile_sim", ENDFILE_SIM_SPEC }, \ | |
b91da81f | 1063 | { "endfile_freebsd", ENDFILE_FREEBSD_SPEC }, \ |
ddb28441 | 1064 | { "endfile_gnu", ENDFILE_GNU_SPEC }, \ |
c81bebd7 | 1065 | { "endfile_linux", ENDFILE_LINUX_SPEC }, \ |
edf1b3f3 | 1066 | { "endfile_netbsd", ENDFILE_NETBSD_SPEC }, \ |
457ef797 | 1067 | { "endfile_openbsd", ENDFILE_OPENBSD_SPEC }, \ |
c4ad648e | 1068 | { "endfile_windiss", ENDFILE_WINDISS_SPEC }, \ |
c81bebd7 | 1069 | { "endfile_default", ENDFILE_DEFAULT_SPEC }, \ |
fba29a8c MM |
1070 | { "link_path", LINK_PATH_SPEC }, \ |
1071 | { "link_shlib", LINK_SHLIB_SPEC }, \ | |
1072 | { "link_target", LINK_TARGET_SPEC }, \ | |
83cd7147 | 1073 | { "link_start", LINK_START_SPEC }, \ |
e9a25f70 JL |
1074 | { "link_start_ads", LINK_START_ADS_SPEC }, \ |
1075 | { "link_start_yellowknife", LINK_START_YELLOWKNIFE_SPEC }, \ | |
c81bebd7 MM |
1076 | { "link_start_mvme", LINK_START_MVME_SPEC }, \ |
1077 | { "link_start_sim", LINK_START_SIM_SPEC }, \ | |
b91da81f | 1078 | { "link_start_freebsd", LINK_START_FREEBSD_SPEC }, \ |
ddb28441 | 1079 | { "link_start_gnu", LINK_START_GNU_SPEC }, \ |
c81bebd7 | 1080 | { "link_start_linux", LINK_START_LINUX_SPEC }, \ |
edf1b3f3 | 1081 | { "link_start_netbsd", LINK_START_NETBSD_SPEC }, \ |
457ef797 | 1082 | { "link_start_openbsd", LINK_START_OPENBSD_SPEC }, \ |
a1ffecd9 | 1083 | { "link_start_windiss", LINK_START_WINDISS_SPEC }, \ |
c81bebd7 | 1084 | { "link_start_default", LINK_START_DEFAULT_SPEC }, \ |
fba29a8c | 1085 | { "link_os", LINK_OS_SPEC }, \ |
e9a25f70 JL |
1086 | { "link_os_ads", LINK_OS_ADS_SPEC }, \ |
1087 | { "link_os_yellowknife", LINK_OS_YELLOWKNIFE_SPEC }, \ | |
fba29a8c MM |
1088 | { "link_os_mvme", LINK_OS_MVME_SPEC }, \ |
1089 | { "link_os_sim", LINK_OS_SIM_SPEC }, \ | |
b91da81f | 1090 | { "link_os_freebsd", LINK_OS_FREEBSD_SPEC }, \ |
fba29a8c | 1091 | { "link_os_linux", LINK_OS_LINUX_SPEC }, \ |
ddb28441 | 1092 | { "link_os_gnu", LINK_OS_GNU_SPEC }, \ |
edf1b3f3 | 1093 | { "link_os_netbsd", LINK_OS_NETBSD_SPEC }, \ |
457ef797 | 1094 | { "link_os_openbsd", LINK_OS_OPENBSD_SPEC }, \ |
a1ffecd9 | 1095 | { "link_os_windiss", LINK_OS_WINDISS_SPEC }, \ |
fba29a8c | 1096 | { "link_os_default", LINK_OS_DEFAULT_SPEC }, \ |
bef84347 VM |
1097 | { "cc1_endian_big", CC1_ENDIAN_BIG_SPEC }, \ |
1098 | { "cc1_endian_little", CC1_ENDIAN_LITTLE_SPEC }, \ | |
1099 | { "cc1_endian_default", CC1_ENDIAN_DEFAULT_SPEC }, \ | |
7f970b70 | 1100 | { "cc1_secure_plt_default", CC1_SECURE_PLT_DEFAULT_SPEC }, \ |
e9a25f70 JL |
1101 | { "cpp_os_ads", CPP_OS_ADS_SPEC }, \ |
1102 | { "cpp_os_yellowknife", CPP_OS_YELLOWKNIFE_SPEC }, \ | |
c81bebd7 MM |
1103 | { "cpp_os_mvme", CPP_OS_MVME_SPEC }, \ |
1104 | { "cpp_os_sim", CPP_OS_SIM_SPEC }, \ | |
b91da81f | 1105 | { "cpp_os_freebsd", CPP_OS_FREEBSD_SPEC }, \ |
ddb28441 | 1106 | { "cpp_os_gnu", CPP_OS_GNU_SPEC }, \ |
c81bebd7 | 1107 | { "cpp_os_linux", CPP_OS_LINUX_SPEC }, \ |
edf1b3f3 | 1108 | { "cpp_os_netbsd", CPP_OS_NETBSD_SPEC }, \ |
457ef797 | 1109 | { "cpp_os_openbsd", CPP_OS_OPENBSD_SPEC }, \ |
c4ad648e | 1110 | { "cpp_os_windiss", CPP_OS_WINDISS_SPEC }, \ |
9739c90c | 1111 | { "cpp_os_default", CPP_OS_DEFAULT_SPEC }, \ |
2de2f846 | 1112 | { "fbsd_dynamic_linker", FBSD_DYNAMIC_LINKER }, \ |
9739c90c JJ |
1113 | SUBSUBTARGET_EXTRA_SPECS |
1114 | ||
1115 | #define SUBSUBTARGET_EXTRA_SPECS | |
b6c9286a MM |
1116 | |
1117 | /* Define this macro as a C expression for the initializer of an | |
1118 | array of string to tell the driver program which options are | |
1119 | defaults for this target and thus do not need to be handled | |
1120 | specially when using `MULTILIB_OPTIONS'. | |
1121 | ||
1122 | Do not define this macro if `MULTILIB_OPTIONS' is not defined in | |
1123 | the target makefile fragment or if none of the options listed in | |
1124 | `MULTILIB_OPTIONS' are set by default. *Note Target Fragment::. */ | |
1125 | ||
3807773b | 1126 | #define MULTILIB_DEFAULTS { "mbig", "mcall-sysv" } |
38c1f2d7 MM |
1127 | |
1128 | /* Define this macro if the code for function profiling should come | |
1129 | before the function prologue. Normally, the profiling code comes | |
1130 | after. */ | |
1131 | #define PROFILE_BEFORE_PROLOGUE 1 | |
1132 | ||
1133 | /* Function name to call to do profiling. */ | |
38c1f2d7 | 1134 | #define RS6000_MCOUNT "_mcount" |
e0f7170a | 1135 | |
edf11378 FS |
1136 | /* Define this macro (to a value of 1) if you want to support the |
1137 | Win32 style pragmas #pragma pack(push,<n>)' and #pragma | |
1138 | pack(pop)'. The pack(push,<n>) pragma specifies the maximum | |
1139 | alignment (in bytes) of fields within a structure, in much the | |
1140 | same way as the __aligned__' and __packed__' __attribute__'s | |
a0ab749a | 1141 | do. A pack value of zero resets the behavior to the default. |
edf11378 FS |
1142 | Successive invocations of this pragma cause the previous values to |
1143 | be stacked, so that invocations of #pragma pack(pop)' will return | |
1144 | to the previous value. */ | |
1145 | ||
1146 | #define HANDLE_PRAGMA_PACK_PUSH_POP 1 | |
1147 | ||
e44713f7 GK |
1148 | /* Select a format to encode pointers in exception handling data. CODE |
1149 | is 0 for data, 1 for code labels, 2 for function pointers. GLOBAL is | |
1150 | true if the symbol may be affected by dynamic relocations. */ | |
50c30603 GK |
1151 | #define ASM_PREFERRED_EH_DATA_FORMAT(CODE,GLOBAL) \ |
1152 | ((flag_pic || TARGET_RELOCATABLE) \ | |
e44713f7 GK |
1153 | ? (((GLOBAL) ? DW_EH_PE_indirect : 0) | DW_EH_PE_pcrel | DW_EH_PE_sdata4) \ |
1154 | : DW_EH_PE_absptr) | |
50c30603 | 1155 | |
362b68a8 | 1156 | #define DOUBLE_INT_ASM_OP "\t.quad\t" |
301d03af RS |
1157 | |
1158 | /* Generate entries in .fixup for relocatable addresses. */ | |
9f91e6cc | 1159 | #define RELOCATABLE_NEEDS_FIXUP 1 |
78f5898b AH |
1160 | |
1161 | /* This target uses the sysv4.opt file. */ | |
1162 | #define TARGET_USES_SYSV4_OPT 1 |