/src/binutils-gdb/gas/config/tc-i386.h
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1 | | /* tc-i386.h -- Header file for tc-i386.c |
2 | | Copyright (C) 1989-2025 Free Software Foundation, Inc. |
3 | | |
4 | | This file is part of GAS, the GNU Assembler. |
5 | | |
6 | | GAS is free software; you can redistribute it and/or modify |
7 | | it under the terms of the GNU General Public License as published by |
8 | | the Free Software Foundation; either version 3, or (at your option) |
9 | | any later version. |
10 | | |
11 | | GAS is distributed in the hope that it will be useful, |
12 | | but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | | GNU General Public License for more details. |
15 | | |
16 | | You should have received a copy of the GNU General Public License |
17 | | along with GAS; see the file COPYING. If not, write to the Free |
18 | | Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA |
19 | | 02110-1301, USA. */ |
20 | | |
21 | | #ifndef TC_I386 |
22 | | #define TC_I386 1 |
23 | | |
24 | | #include "opcodes/i386-opc.h" |
25 | | |
26 | | struct fix; |
27 | | |
28 | | #define TARGET_BYTES_BIG_ENDIAN 0 |
29 | | |
30 | | #define TARGET_ARCH (i386_arch ()) |
31 | | #define TARGET_MACH (i386_mach ()) |
32 | | extern enum bfd_architecture i386_arch (void); |
33 | | extern unsigned long i386_mach (void); |
34 | | |
35 | | #ifdef TE_FreeBSD |
36 | | #define AOUT_TARGET_FORMAT "a.out-i386-freebsd" |
37 | | #endif |
38 | | #ifdef TE_NetBSD |
39 | | #define AOUT_TARGET_FORMAT "a.out-i386-netbsd" |
40 | | #endif |
41 | | #ifdef TE_386BSD |
42 | | #define AOUT_TARGET_FORMAT "a.out-i386-bsd" |
43 | | #endif |
44 | | #ifdef TE_LINUX |
45 | | #define AOUT_TARGET_FORMAT "a.out-i386-linux" |
46 | | #endif |
47 | | #ifdef TE_Mach |
48 | | #define AOUT_TARGET_FORMAT "a.out-mach3" |
49 | | #endif |
50 | | #ifdef TE_DYNIX |
51 | | #define AOUT_TARGET_FORMAT "a.out-i386-dynix" |
52 | | #endif |
53 | | #ifndef AOUT_TARGET_FORMAT |
54 | | #define AOUT_TARGET_FORMAT "a.out-i386" |
55 | | #endif |
56 | | |
57 | | #ifdef TE_FreeBSD |
58 | | #define ELF_TARGET_FORMAT "elf32-i386-freebsd" |
59 | | #define ELF_TARGET_FORMAT64 "elf64-x86-64-freebsd" |
60 | | #elif defined (TE_VXWORKS) |
61 | | #define ELF_TARGET_FORMAT "elf32-i386-vxworks" |
62 | | #elif defined TE_CLOUDABI |
63 | | #define ELF_TARGET_FORMAT64 "elf64-x86-64-cloudabi" |
64 | | #endif |
65 | | |
66 | | #ifdef TE_SOLARIS |
67 | | #define ELF_TARGET_FORMAT "elf32-i386-sol2" |
68 | | #define ELF_TARGET_FORMAT64 "elf64-x86-64-sol2" |
69 | | #endif |
70 | | |
71 | | #ifndef ELF_TARGET_FORMAT |
72 | 0 | #define ELF_TARGET_FORMAT "elf32-i386" |
73 | | #endif |
74 | | |
75 | | #ifndef ELF_TARGET_FORMAT64 |
76 | 28 | #define ELF_TARGET_FORMAT64 "elf64-x86-64" |
77 | | #endif |
78 | | |
79 | | #ifndef ELF_TARGET_FORMAT32 |
80 | 0 | #define ELF_TARGET_FORMAT32 "elf32-x86-64" |
81 | | #endif |
82 | | |
83 | | #ifndef ELF_TARGET_IAMCU_FORMAT |
84 | 0 | #define ELF_TARGET_IAMCU_FORMAT "elf32-iamcu" |
85 | | #endif |
86 | | |
87 | | #if (defined (OBJ_ELF) || defined (TE_PE) || defined (OBJ_MACH_O)) |
88 | | extern const char *i386_target_format (void); |
89 | 28 | #define TARGET_FORMAT i386_target_format () |
90 | | #else |
91 | | #ifdef TE_GO32 |
92 | | #define TARGET_FORMAT "coff-go32" |
93 | | #endif |
94 | | #ifdef OBJ_AOUT |
95 | | #define TARGET_FORMAT AOUT_TARGET_FORMAT |
96 | | #endif |
97 | | #endif |
98 | | |
99 | 0 | #define SUB_SEGMENT_ALIGN(SEG, FRCHAIN) 0 |
100 | | |
101 | | /* '$' may be used as immediate prefix. */ |
102 | | #undef LOCAL_LABELS_DOLLAR |
103 | 970k | #define LOCAL_LABELS_DOLLAR 0 |
104 | | #undef LOCAL_LABELS_FB |
105 | 568k | #define LOCAL_LABELS_FB 1 |
106 | | |
107 | | extern const char extra_symbol_chars[]; |
108 | 28 | #define tc_symbol_chars extra_symbol_chars |
109 | | |
110 | | extern const char *i386_comment_chars; |
111 | 41.5k | #define tc_comment_chars i386_comment_chars |
112 | | |
113 | | /* The name of the global offset table generated by the compiler. Allow |
114 | | this to be overridden if need be. */ |
115 | | #ifndef GLOBAL_OFFSET_TABLE_NAME |
116 | 6.39k | #define GLOBAL_OFFSET_TABLE_NAME "_GLOBAL_OFFSET_TABLE_" |
117 | | #endif |
118 | | |
119 | 2.31k | #define TC_PARSE_CONS_EXPRESSION(EXP, NBYTES) x86_cons (EXP, NBYTES) |
120 | | extern bfd_reloc_code_real_type x86_cons (expressionS *, int); |
121 | | |
122 | | #define TC_CONS_FIX_NEW(FRAG, OFF, LEN, EXP, RELOC) \ |
123 | 1.66k | x86_cons_fix_new(FRAG, OFF, LEN, EXP, RELOC) |
124 | | extern void x86_cons_fix_new |
125 | | (fragS *, unsigned int, unsigned int, expressionS *, bfd_reloc_code_real_type); |
126 | | |
127 | 413 | #define X_PRECISION 5 |
128 | 413 | #define X_PRECISION_PAD 0 |
129 | | |
130 | 0 | #define TC_ADDRESS_BYTES x86_address_bytes |
131 | | extern int x86_address_bytes (void); |
132 | | |
133 | | #define DIFF_EXPR_OK /* foo-. gets turned into PC relative relocs */ |
134 | | |
135 | 2.55M | #define NO_RELOC BFD_RELOC_NONE |
136 | | |
137 | | int i386_validate_fix (struct fix *); |
138 | 0 | #define TC_VALIDATE_FIX(FIX,SEGTYPE,SKIP) do { \ |
139 | 0 | if (!i386_validate_fix(FIX)) goto SKIP; \ |
140 | 0 | } while (0) |
141 | | |
142 | | #ifdef OBJ_ELF |
143 | 0 | #define tc_fix_adjustable(X) tc_i386_fix_adjustable(X) |
144 | | extern int tc_i386_fix_adjustable (struct fix *); |
145 | | #else |
146 | | #define tc_fix_adjustable(X) ((void)(X), 1) |
147 | | #define md_undefined_symbol(N) ((void)(N), NULL) |
148 | | #endif |
149 | | |
150 | | /* Values passed to md_apply_fix don't include the symbol value. */ |
151 | 0 | #define MD_APPLY_SYM_VALUE(FIX) 0 |
152 | | |
153 | | /* ELF wants external syms kept, as does PE COFF. */ |
154 | | #if defined (TE_PE) && defined (STRICT_PE_FORMAT) |
155 | | #define EXTERN_FORCE_RELOC \ |
156 | | (IS_ELF || OUTPUT_FLAVOR == bfd_target_coff_flavour) |
157 | | #else |
158 | 0 | #define EXTERN_FORCE_RELOC IS_ELF |
159 | | #endif |
160 | | |
161 | | /* This expression evaluates to true if the relocation is for a local |
162 | | object for which we still want to do the relocation at runtime. |
163 | | False if we are willing to perform this relocation while building |
164 | | the .o file. GOTOFF and GOT32 do not need to be checked here because |
165 | | they are not pcrel. .*/ |
166 | | |
167 | | #define TC_FORCE_RELOCATION_LOCAL(FIX) \ |
168 | 0 | (GENERIC_FORCE_RELOCATION_LOCAL (FIX) \ |
169 | 0 | || (FIX)->fx_r_type == BFD_RELOC_386_PLT32 \ |
170 | 0 | || (FIX)->fx_r_type == BFD_RELOC_386_GOTPC \ |
171 | 0 | || (FIX)->fx_r_type == BFD_RELOC_X86_64_GOTPCREL \ |
172 | 0 | || (FIX)->fx_r_type == BFD_RELOC_X86_64_GOTPCRELX \ |
173 | 0 | || (FIX)->fx_r_type == BFD_RELOC_X86_64_REX_GOTPCRELX \ |
174 | 0 | || (FIX)->fx_r_type == BFD_RELOC_X86_64_CODE_4_GOTPCRELX \ |
175 | 0 | || (FIX)->fx_r_type == BFD_RELOC_X86_64_CODE_5_GOTPCRELX \ |
176 | 0 | || (FIX)->fx_r_type == BFD_RELOC_X86_64_CODE_6_GOTPCRELX) |
177 | | |
178 | | #define TC_FORCE_RELOCATION_ABS(FIX) \ |
179 | 0 | (TC_FORCE_RELOCATION (FIX) \ |
180 | 0 | || (FIX)->fx_r_type == BFD_RELOC_386_GOT32 \ |
181 | 0 | || (FIX)->fx_r_type == BFD_RELOC_386_GOT32X \ |
182 | 0 | || (FIX)->fx_r_type == BFD_RELOC_X86_64_GOTPCREL \ |
183 | 0 | || (FIX)->fx_r_type == BFD_RELOC_X86_64_GOTPCRELX \ |
184 | 0 | || (FIX)->fx_r_type == BFD_RELOC_X86_64_REX_GOTPCRELX \ |
185 | 0 | || (FIX)->fx_r_type == BFD_RELOC_X86_64_CODE_4_GOTPCRELX \ |
186 | 0 | || (FIX)->fx_r_type == BFD_RELOC_X86_64_CODE_5_GOTPCRELX \ |
187 | 0 | || (FIX)->fx_r_type == BFD_RELOC_X86_64_CODE_6_GOTPCRELX) |
188 | | |
189 | | extern void i386_start_line (void); |
190 | 6.89M | #define md_start_line_hook i386_start_line |
191 | | |
192 | | extern bool i386_check_label (void); |
193 | | #define TC_START_LABEL(STR, NUL_CHAR, NEXT_CHAR) \ |
194 | 644k | (NEXT_CHAR == ':' && i386_check_label ()) |
195 | | |
196 | | extern int i386_unrecognized_line (int); |
197 | 262k | #define tc_unrecognized_line i386_unrecognized_line |
198 | | |
199 | | extern int i386_parse_name (char *, expressionS *, enum expr_mode, char *); |
200 | 86.9k | #define md_parse_name(s, e, m, c) i386_parse_name (s, e, m, c) |
201 | | |
202 | | extern operatorT i386_operator (const char *name, unsigned int operands, char *); |
203 | 337k | #define md_operator i386_operator |
204 | | |
205 | | extern int i386_need_index_operator (void); |
206 | 105 | #define md_need_index_operator i386_need_index_operator |
207 | | |
208 | | #ifdef BFD64 |
209 | | extern bool i386_record_operator |
210 | | (operatorT, const expressionS *, const expressionS *); |
211 | 142k | #define md_optimize_expr(l, o, r) i386_record_operator (o, l, r) |
212 | | #endif |
213 | | |
214 | 68.9k | #define md_register_arithmetic 0 |
215 | | |
216 | | extern const struct relax_type md_relax_table[]; |
217 | 0 | #define TC_GENERIC_RELAX_TABLE md_relax_table |
218 | | |
219 | | extern int optimize_align_code; |
220 | | |
221 | 575 | #define md_do_align(n, fill, len, max, around) \ |
222 | 575 | if ((n) \ |
223 | 575 | && !need_pass_2 \ |
224 | 575 | && optimize_align_code \ |
225 | 575 | && (!(fill) \ |
226 | 377 | || ((char)*(fill) == (char)0x90 && (len) == 1)) \ |
227 | 575 | && subseg_text_p (now_seg)) \ |
228 | 575 | { \ |
229 | 192 | frag_align_code ((n), (max)); \ |
230 | 192 | goto around; \ |
231 | 192 | } |
232 | | |
233 | | extern void i386_cons_align (int); |
234 | 6.90k | #define md_cons_align(nbytes) i386_cons_align (nbytes) |
235 | | |
236 | | #ifndef OBJ_AOUT |
237 | 0 | #define md_section_align(seg, value) ((void)(seg), (value)) |
238 | | #endif |
239 | | |
240 | | void i386_print_statistics (FILE *); |
241 | 0 | #define tc_print_statistics i386_print_statistics |
242 | | |
243 | | void i386_md_end (void); |
244 | 28 | #define md_end i386_md_end |
245 | | |
246 | | extern unsigned int i386_frag_max_var (fragS *); |
247 | 0 | #define md_frag_max_var i386_frag_max_var |
248 | | |
249 | | extern long i386_generic_table_relax_frag (segT, fragS *, long); |
250 | | #define md_generic_table_relax_frag(segment, fragP, stretch) \ |
251 | 0 | i386_generic_table_relax_frag (segment, fragP, stretch) |
252 | | |
253 | 9.57k | #define md_number_to_chars number_to_chars_littleendian |
254 | | |
255 | | enum processor_type |
256 | | { |
257 | | PROCESSOR_UNKNOWN, |
258 | | PROCESSOR_GENERIC32, |
259 | | PROCESSOR_GENERIC64, |
260 | | PROCESSOR_I386, |
261 | | PROCESSOR_I486, |
262 | | PROCESSOR_PENTIUM, |
263 | | PROCESSOR_I686, |
264 | | PROCESSOR_PENTIUMPRO, |
265 | | PROCESSOR_PENTIUM4, |
266 | | PROCESSOR_NOCONA, |
267 | | PROCESSOR_CORE, |
268 | | PROCESSOR_CORE2, |
269 | | PROCESSOR_COREI7, |
270 | | PROCESSOR_IAMCU, |
271 | | PROCESSOR_K6, |
272 | | PROCESSOR_ATHLON, |
273 | | PROCESSOR_K8, |
274 | | PROCESSOR_AMDFAM10, |
275 | | PROCESSOR_BD, |
276 | | PROCESSOR_ZNVER, |
277 | | PROCESSOR_BT, |
278 | | /* Keep this last. */ |
279 | | PROCESSOR_NONE |
280 | | }; |
281 | | |
282 | | extern i386_cpu_flags cpu_arch_flags; |
283 | | extern enum processor_type cpu_arch_tune; |
284 | | extern enum processor_type cpu_arch_isa; |
285 | | extern i386_cpu_flags cpu_arch_isa_flags; |
286 | | |
287 | | /* We support four different modes. I386_FLAG_CODE variable is used to |
288 | | distinguish three of these. */ |
289 | | |
290 | | extern enum i386_flag_code { |
291 | | CODE_32BIT, |
292 | | CODE_16BIT, |
293 | | CODE_64BIT |
294 | | } i386_flag_code; |
295 | | |
296 | | struct i386_segment_info { |
297 | | /* Type of previous "instruction", e.g. .byte or stand-alone prefix. */ |
298 | | struct last_insn { |
299 | | const char *file; |
300 | | const char *name; |
301 | | unsigned int line; |
302 | | enum last_insn_kind |
303 | | { |
304 | | last_insn_other = 0, |
305 | | last_insn_directive, |
306 | | last_insn_prefix |
307 | | } kind; |
308 | | } last_insn; |
309 | | subsegT subseg; |
310 | | struct i386_segment_info *next; |
311 | | }; |
312 | | |
313 | | #define TC_SEGMENT_INFO_TYPE struct i386_segment_info |
314 | | |
315 | | struct i386_tc_frag_data |
316 | | { |
317 | | union |
318 | | { |
319 | | fragS *padding_fragP; |
320 | | fragS *branch_fragP; |
321 | | } u; |
322 | | addressT padding_address; |
323 | | enum processor_type isa; |
324 | | enum processor_type tune; |
325 | | enum i386_flag_code code; |
326 | | unsigned int max_bytes; |
327 | | unsigned char length; |
328 | | unsigned char last_length; |
329 | | unsigned char max_prefix_length; |
330 | | unsigned char prefix_length; |
331 | | unsigned char default_prefix; |
332 | | unsigned char cmp_size; |
333 | | unsigned int mf_type : 3; |
334 | | unsigned int classified : 1; |
335 | | unsigned int branch_type : 3; |
336 | | unsigned int cpunop : 1; |
337 | | unsigned int isanop : 1; |
338 | | unsigned int last_insn_normal : 1; |
339 | | }; |
340 | | |
341 | | /* We need to emit the right NOP pattern in .align frags. This is |
342 | | done after the text-to-bits assembly pass, so we need to mark it with |
343 | | the isa/tune settings at the time the .align was assembled. */ |
344 | | #define TC_FRAG_TYPE struct i386_tc_frag_data |
345 | | |
346 | | #define TC_FRAG_INIT(FRAGP, MAX_BYTES) \ |
347 | 3.30k | do \ |
348 | 3.30k | { \ |
349 | 3.30k | (FRAGP)->tc_frag_data.u.padding_fragP = NULL; \ |
350 | 3.30k | (FRAGP)->tc_frag_data.padding_address = 0; \ |
351 | 3.30k | (FRAGP)->tc_frag_data.isa = cpu_arch_isa; \ |
352 | 3.30k | (FRAGP)->tc_frag_data.tune = cpu_arch_tune; \ |
353 | 3.30k | (FRAGP)->tc_frag_data.cpunop = cpu_arch_flags.bitfield.cpunop; \ |
354 | 3.30k | (FRAGP)->tc_frag_data.isanop = cpu_arch_isa_flags.bitfield.cpunop; \ |
355 | 3.30k | (FRAGP)->tc_frag_data.code = i386_flag_code; \ |
356 | 3.30k | (FRAGP)->tc_frag_data.max_bytes = (MAX_BYTES); \ |
357 | 3.30k | (FRAGP)->tc_frag_data.length = 0; \ |
358 | 3.30k | (FRAGP)->tc_frag_data.last_length = 0; \ |
359 | 3.30k | (FRAGP)->tc_frag_data.max_prefix_length = 0; \ |
360 | 3.30k | (FRAGP)->tc_frag_data.prefix_length = 0; \ |
361 | 3.30k | (FRAGP)->tc_frag_data.default_prefix = 0; \ |
362 | 3.30k | (FRAGP)->tc_frag_data.cmp_size = 0; \ |
363 | 3.30k | (FRAGP)->tc_frag_data.classified = 0; \ |
364 | 3.30k | (FRAGP)->tc_frag_data.branch_type = 0; \ |
365 | 3.30k | (FRAGP)->tc_frag_data.mf_type = 0; \ |
366 | 3.30k | (FRAGP)->tc_frag_data.last_insn_normal \ |
367 | 3.30k | = (seg_info(now_seg)->tc_segment_info_data.last_insn.kind \ |
368 | 3.30k | == last_insn_other); \ |
369 | 3.30k | } \ |
370 | 3.30k | while (0) |
371 | | |
372 | | #define WORKING_DOT_WORD 1 |
373 | | |
374 | | /* How to generate NOPs for .nop direct directive. */ |
375 | | extern void i386_generate_nops (fragS *, char *, offsetT, int); |
376 | | #define md_generate_nops(frag, where, amount, control) \ |
377 | 0 | i386_generate_nops ((frag), (where), (amount), (control)) |
378 | | |
379 | 0 | #define HANDLE_ALIGN(sec, fragP) \ |
380 | 0 | if (fragP->fr_type == rs_align_code) \ |
381 | 0 | { \ |
382 | 0 | offsetT __count = (fragP->fr_next->fr_address \ |
383 | 0 | - fragP->fr_address \ |
384 | 0 | - fragP->fr_fix); \ |
385 | 0 | if (__count > 0) \ |
386 | 0 | { \ |
387 | 0 | know (fragP->tc_frag_data.max_bytes >= (valueT) __count \ |
388 | 0 | || (fragP->tc_frag_data.max_bytes \ |
389 | 0 | >= MAX_MEM_FOR_RS_ALIGN_CODE (fragP->fr_offset, \ |
390 | 0 | fragP->fr_subtype))); \ |
391 | 0 | md_generate_nops (fragP, fragP->fr_literal + fragP->fr_fix, \ |
392 | 0 | __count, 0); \ |
393 | 0 | } \ |
394 | 0 | } |
395 | | /* Possible plain nop, branch, twice largest nop less 1. |
396 | | Yes, the branch might be one byte longer in CODE_16BIT but then the |
397 | | largest nop is smaller. */ |
398 | 196 | #define MAX_MEM_FOR_RS_SPACE_NOP (1 + 5 + 2 * 15 - 1) |
399 | | |
400 | | static inline unsigned int |
401 | | max_mem_for_rs_align_code (unsigned int p2align, unsigned int max) |
402 | 192 | { |
403 | 192 | unsigned int bytes = 1; |
404 | 192 | if (p2align != 0) |
405 | 192 | { |
406 | 192 | bytes = MAX_MEM_FOR_RS_SPACE_NOP; |
407 | 192 | if (bytes > (1ull << p2align) - 1) |
408 | 192 | bytes = (1ull << p2align) - 1; |
409 | 192 | if (max != 0 && bytes > max) |
410 | 0 | bytes = max; |
411 | 192 | } |
412 | 192 | return bytes; |
413 | 192 | } Unexecuted instantiation: fuzz_as.c:max_mem_for_rs_align_code Unexecuted instantiation: codeview.c:max_mem_for_rs_align_code Unexecuted instantiation: cond.c:max_mem_for_rs_align_code Unexecuted instantiation: depend.c:max_mem_for_rs_align_code Unexecuted instantiation: dw2gencfi.c:max_mem_for_rs_align_code Unexecuted instantiation: dwarf2dbg.c:max_mem_for_rs_align_code Unexecuted instantiation: ehopt.c:max_mem_for_rs_align_code Unexecuted instantiation: expr.c:max_mem_for_rs_align_code frags.c:max_mem_for_rs_align_code Line | Count | Source | 402 | 192 | { | 403 | 192 | unsigned int bytes = 1; | 404 | 192 | if (p2align != 0) | 405 | 192 | { | 406 | 192 | bytes = MAX_MEM_FOR_RS_SPACE_NOP; | 407 | 192 | if (bytes > (1ull << p2align) - 1) | 408 | 192 | bytes = (1ull << p2align) - 1; | 409 | 192 | if (max != 0 && bytes > max) | 410 | 0 | bytes = max; | 411 | 192 | } | 412 | 192 | return bytes; | 413 | 192 | } |
Unexecuted instantiation: gen-sframe.c:max_mem_for_rs_align_code Unexecuted instantiation: input-scrub.c:max_mem_for_rs_align_code Unexecuted instantiation: listing.c:max_mem_for_rs_align_code Unexecuted instantiation: macro.c:max_mem_for_rs_align_code Unexecuted instantiation: messages.c:max_mem_for_rs_align_code Unexecuted instantiation: output-file.c:max_mem_for_rs_align_code Unexecuted instantiation: read.c:max_mem_for_rs_align_code Unexecuted instantiation: remap.c:max_mem_for_rs_align_code Unexecuted instantiation: sb.c:max_mem_for_rs_align_code Unexecuted instantiation: scfidw2gen.c:max_mem_for_rs_align_code Unexecuted instantiation: stabs.c:max_mem_for_rs_align_code Unexecuted instantiation: subsegs.c:max_mem_for_rs_align_code Unexecuted instantiation: symbols.c:max_mem_for_rs_align_code Unexecuted instantiation: write.c:max_mem_for_rs_align_code Unexecuted instantiation: app.c:max_mem_for_rs_align_code Unexecuted instantiation: atof-generic.c:max_mem_for_rs_align_code Unexecuted instantiation: ecoff.c:max_mem_for_rs_align_code Unexecuted instantiation: flonum-copy.c:max_mem_for_rs_align_code Unexecuted instantiation: ginsn.c:max_mem_for_rs_align_code Unexecuted instantiation: hash.c:max_mem_for_rs_align_code Unexecuted instantiation: input-file.c:max_mem_for_rs_align_code Unexecuted instantiation: scfi.c:max_mem_for_rs_align_code Unexecuted instantiation: sframe-opt.c:max_mem_for_rs_align_code Unexecuted instantiation: tc-i386.c:max_mem_for_rs_align_code Unexecuted instantiation: obj-elf.c:max_mem_for_rs_align_code Unexecuted instantiation: atof-ieee.c:max_mem_for_rs_align_code |
414 | | #define MAX_MEM_FOR_RS_ALIGN_CODE(p2align, max) \ |
415 | 192 | max_mem_for_rs_align_code (p2align, max) |
416 | | |
417 | | /* We want .cfi_* pseudo-ops for generating unwind info. */ |
418 | | #define TARGET_USE_CFIPOP 1 |
419 | | |
420 | | extern unsigned int x86_dwarf2_return_column; |
421 | 9 | #define DWARF2_DEFAULT_RETURN_COLUMN x86_dwarf2_return_column |
422 | | |
423 | | extern int x86_cie_data_alignment; |
424 | 10 | #define DWARF2_CIE_DATA_ALIGNMENT x86_cie_data_alignment |
425 | | |
426 | | extern int x86_dwarf2_addr_size (void); |
427 | 13 | #define DWARF2_ADDR_SIZE(bfd) x86_dwarf2_addr_size () |
428 | | |
429 | 4 | #define tc_parse_to_dw2regnum tc_x86_parse_to_dw2regnum |
430 | | extern void tc_x86_parse_to_dw2regnum (expressionS *); |
431 | | |
432 | 5 | #define tc_cfi_frame_initial_instructions tc_x86_frame_initial_instructions |
433 | | extern void tc_x86_frame_initial_instructions (void); |
434 | | |
435 | | /* DWARF register number of the frame-pointer register in 64-bit mode. */ |
436 | 0 | #define REG_FP 6 |
437 | | /* DWARF register number of the stack-pointer register in 64-bit mode. */ |
438 | 5 | #define REG_SP 7 |
439 | | /* DWARF register number of the (pseudo) return address register in 64-bit |
440 | | mode. This is the same as reg RIP in i386-reg.tbl. */ |
441 | 28 | #define REG_RA 16 |
442 | | |
443 | 0 | #define md_elf_section_type(str,len) i386_elf_section_type (str, len) |
444 | | extern int i386_elf_section_type (const char *, size_t); |
445 | | |
446 | 2.53k | #define md_elf_section_change_hook i386_elf_section_change_hook |
447 | | extern void i386_elf_section_change_hook (void); |
448 | | |
449 | | #ifdef TE_SOLARIS |
450 | | #define md_fix_up_eh_frame(sec) i386_solaris_fix_up_eh_frame (sec) |
451 | | extern void i386_solaris_fix_up_eh_frame (segT); |
452 | | #endif |
453 | | |
454 | | /* Support for SHF_X86_64_LARGE */ |
455 | | extern bfd_vma x86_64_section_letter (int, const char **); |
456 | 0 | #define md_elf_section_letter(LETTER, PTR_MSG) x86_64_section_letter (LETTER, PTR_MSG) |
457 | | |
458 | | #ifdef OBJ_ELF |
459 | | extern void x86_cleanup (void); |
460 | 28 | #define md_cleanup() x86_cleanup () |
461 | | |
462 | | #define TARGET_USE_GINSN 1 |
463 | | /* Allow GAS to synthesize DWARF CFI for hand-written asm. |
464 | | PS: TARGET_USE_CFIPOP is a pre-condition. */ |
465 | | #define TARGET_USE_SCFI 1 |
466 | | /* Identify the maximum DWARF register number of all the registers being |
467 | | tracked for SCFI. This is the last DWARF register number of the set |
468 | | of SP, BP, and all callee-saved registers. For AMD64, this means |
469 | | R15 (15). Use SCFI_CALLEE_SAVED_REG_P to identify which registers |
470 | | are callee-saved from this set. */ |
471 | 0 | #define SCFI_MAX_REG_ID 15 |
472 | | /* Some ABIs, like AMD64, use stack for call instruction. For such an ABI, |
473 | | identify the initial (CFA) offset from RSP at the entry of function. */ |
474 | 0 | #define SCFI_INIT_CFA_OFFSET 8 |
475 | | |
476 | 0 | #define SCFI_CALLEE_SAVED_REG_P(dw2reg) x86_scfi_callee_saved_p (dw2reg) |
477 | | extern bool x86_scfi_callee_saved_p (uint32_t dw2reg_num); |
478 | | |
479 | | /* Whether SFrame stack trace info is supported. */ |
480 | | extern bool x86_support_sframe_p (void); |
481 | 1 | #define support_sframe_p x86_support_sframe_p |
482 | | |
483 | | /* The stack pointer DWARF register number for SFrame CFA tracking. */ |
484 | | extern const unsigned int x86_sframe_cfa_sp_reg; |
485 | 10 | #define SFRAME_CFA_SP_REG x86_sframe_cfa_sp_reg |
486 | | |
487 | | /* The frame pointer DWARF register number for SFrame CFA and FP tracking. */ |
488 | | extern const unsigned int x86_sframe_cfa_fp_reg; |
489 | 9 | #define SFRAME_CFA_FP_REG x86_sframe_cfa_fp_reg |
490 | | |
491 | | /* The return address DWARF register number for SFrame purposes. Although for |
492 | | AMD64, RA tracking is disabled, specific constructs, like for indicating |
493 | | the _start function, may use it. */ |
494 | | extern const unsigned int x86_sframe_cfa_ra_reg; |
495 | 4 | #define SFRAME_CFA_RA_REG x86_sframe_cfa_ra_reg |
496 | | |
497 | | /* Whether SFrame return address tracking is needed. */ |
498 | | extern bool x86_sframe_ra_tracking_p (void); |
499 | 9 | #define sframe_ra_tracking_p x86_sframe_ra_tracking_p |
500 | | |
501 | | /* The fixed offset from CFA for SFrame to recover the return address. |
502 | | (useful only when SFrame RA tracking is not needed). */ |
503 | | extern offsetT x86_sframe_cfa_ra_offset (void); |
504 | 1 | #define sframe_cfa_ra_offset x86_sframe_cfa_ra_offset |
505 | | |
506 | | /* The abi/arch identifier for SFrame. */ |
507 | | extern unsigned char x86_sframe_get_abi_arch (void); |
508 | 4 | #define sframe_get_abi_arch x86_sframe_get_abi_arch |
509 | | |
510 | | #endif |
511 | | |
512 | | #ifdef TE_PE |
513 | | |
514 | | #define O_secrel O_md1 |
515 | | |
516 | | #define TC_DWARF2_EMIT_OFFSET tc_pe_dwarf2_emit_offset |
517 | | void tc_pe_dwarf2_emit_offset (symbolS *, unsigned int); |
518 | | |
519 | | #endif /* TE_PE */ |
520 | | |
521 | | /* X_add_symbol:X_op_symbol (Intel mode only) */ |
522 | 2 | #define O_full_ptr O_md2 |
523 | | |
524 | | #ifdef OBJ_MACH_O |
525 | | |
526 | | #define TC_FORCE_RELOCATION(FIX) (obj_mach_o_force_reloc (FIX)) |
527 | | |
528 | | #define TC_FORCE_RELOCATION_SUB_SAME(FIX,SEG) \ |
529 | | (obj_mach_o_force_reloc_sub_same (FIX, SEG)) |
530 | | |
531 | | #define TC_FORCE_RELOCATION_SUB_LOCAL(FIX,SEG) \ |
532 | | (obj_mach_o_force_reloc_sub_local (FIX, SEG)) |
533 | | |
534 | | #define TC_VALIDATE_FIX_SUB(FIX, SEG) 1 |
535 | | |
536 | | #endif /* OBJ_MACH_O */ |
537 | | |
538 | | #endif /* TC_I386 */ |