GCC Middle and Back End API Reference
output.h
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1/* Declarations for insn-output.cc and other code to write to asm_out_file.
2 These functions are defined in final.cc, and varasm.cc.
3 Copyright (C) 1987-2024 Free Software Foundation, Inc.
4
5This file is part of GCC.
6
7GCC is free software; you can redistribute it and/or modify it under
8the terms of the GNU General Public License as published by the Free
9Software Foundation; either version 3, or (at your option) any later
10version.
11
12GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13WARRANTY; without even the implied warranty of MERCHANTABILITY or
14FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15for more details.
16
17You should have received a copy of the GNU General Public License
18along with GCC; see the file COPYING3. If not see
19<http://www.gnu.org/licenses/>. */
20
21#ifndef GCC_OUTPUT_H
22#define GCC_OUTPUT_H
23
24/* Initialize data in final at the beginning of a compilation. */
25extern void init_final (const char *);
26
27/* Enable APP processing of subsequent output.
28 Used before the output from an `asm' statement. */
29extern void app_enable (void);
30
31/* Disable APP processing of subsequent output.
32 Called from varasm.cc before most kinds of output. */
33extern void app_disable (void);
34
35/* Return the number of slots filled in the current
36 delayed branch sequence (we don't count the insn needing the
37 delay slot). Zero if not in a delayed branch sequence. */
38extern int dbr_sequence_length (void);
39
40/* Indicate that branch shortening hasn't yet been done. */
41extern void init_insn_lengths (void);
42
43/* Obtain the current length of an insn. If branch shortening has been done,
44 get its actual length. Otherwise, get its maximum length. */
45extern int get_attr_length (rtx_insn *);
46
47/* Obtain the current length of an insn. If branch shortening has been done,
48 get its actual length. Otherwise, get its minimum length. */
49extern int get_attr_min_length (rtx_insn *);
50
51/* Make a pass over all insns and compute their actual lengths by shortening
52 any branches of variable length if possible. */
53extern void shorten_branches (rtx_insn *);
54
55const char *get_some_local_dynamic_name ();
56
57/* Output assembler code for the start of a function,
58 and initialize some of the variables in this file
59 for the new function. The label for the function and associated
60 assembler pseudo-ops have already been output in
61 `assemble_start_function'. */
62extern void final_start_function (rtx_insn *, FILE *, int);
63
64/* Output assembler code for the end of a function.
65 For clarity, args are same as those of `final_start_function'
66 even though not all of them are needed. */
67extern void final_end_function (void);
68
69/* Output assembler code for some insns: all or part of a function. */
70extern void final (rtx_insn *, FILE *, int);
71
72/* The final scan for one insn, INSN. Args are same as in `final', except
73 that INSN is the insn being scanned. Value returned is the next insn to
74 be scanned. */
75extern rtx_insn *final_scan_insn (rtx_insn *, FILE *, int, int, int *);
76
77/* Replace a SUBREG with a REG or a MEM, based on the thing it is a
78 subreg of. */
79extern rtx alter_subreg (rtx *, bool);
80
81/* Print an operand using machine-dependent assembler syntax. */
82extern void output_operand (rtx, int);
83
84/* Report inconsistency between the assembler template and the operands.
85 In an `asm', it's the user's fault; otherwise, the compiler's fault. */
86extern void output_operand_lossage (const char *, ...) ATTRIBUTE_PRINTF_1;
87
88/* Output a string of assembler code, substituting insn operands.
89 Defined in final.cc. */
90extern void output_asm_insn (const char *, rtx *);
91
92/* Compute a worst-case reference address of a branch so that it
93 can be safely used in the presence of aligned labels.
94 Defined in final.cc. */
96
97/* Find the alignment associated with a CODE_LABEL.
98 Defined in final.cc. */
100
101/* Output a LABEL_REF, or a bare CODE_LABEL, as an assembler symbol. */
102extern void output_asm_label (rtx);
103
104/* Marks SYMBOL_REFs in x as referenced through use of assemble_external. */
105extern void mark_symbol_refs_as_used (rtx);
106
107/* Print a memory reference operand for address X with access mode MODE
108 using machine-dependent assembler syntax. */
109extern void output_address (machine_mode, rtx);
110
111/* Print an integer constant expression in assembler syntax.
112 Addition and subtraction are the only arithmetic
113 that may appear in these expressions. */
114extern void output_addr_const (FILE *, rtx);
115
116/* Output a string of assembler code, substituting numbers, strings
117 and fixed syntactic prefixes. */
118#if GCC_VERSION >= 3004
119#define ATTRIBUTE_ASM_FPRINTF(m, n) __attribute__ ((__format__ (__asm_fprintf__, m, n))) ATTRIBUTE_NONNULL(m)
120#else
121#define ATTRIBUTE_ASM_FPRINTF(m, n) ATTRIBUTE_NONNULL(m)
122#endif
123
124extern void fprint_whex (FILE *, unsigned HOST_WIDE_INT);
125extern void fprint_ul (FILE *, unsigned long);
126extern int sprint_ul (char *, unsigned long);
127
128extern void asm_fprintf (FILE *file, const char *p, ...)
130
131/* Return true if this function has no function calls. */
132extern bool leaf_function_p (void);
133
134/* Return true if branch is a forward branch.
135 Uses insn_shuid array, so it works only in the final pass. May be used by
136 output templates to add branch prediction hints, for example. */
137extern bool final_forward_branch_p (rtx_insn *);
138
139/* Return true if this function uses only the registers that can be
140 safely renumbered. */
141extern bool only_leaf_regs_used (void);
142
143/* Scan IN_RTX and its subexpressions, and renumber all regs into those
144 available in leaf functions. */
146
147/* Locate the proper template for the given insn-code. */
148extern const char *get_insn_template (int, rtx_insn *);
149
150/* Functions in varasm.cc. */
151
152/* Emit any pending weak declarations. */
153extern void weak_finish (void);
154
155/* Decode an `asm' spec for a declaration as a register name.
156 Return the register number, or -1 if nothing specified,
157 or -2 if the ASMSPEC is not `cc' or `memory' and is not recognized,
158 or -3 if ASMSPEC is `cc' and is not recognized,
159 or -4 if ASMSPEC is `memory' and is not recognized.
160 Accept an exact spelling or a decimal number.
161 Prefixes such as % are optional. */
162extern int decode_reg_name (const char *);
163
164/* Similar to decode_reg_name, but takes an extra parameter that is a
165 pointer to the number of (internal) registers described by the
166 external name. */
167extern int decode_reg_name_and_count (const char *, int *);
168
169extern void do_assemble_alias (tree, tree);
170extern void do_assemble_symver (tree, tree);
171
172extern void default_assemble_visibility (tree, int);
173
174/* Output a string of literal assembler code
175 for an `asm' keyword used between functions. */
176extern void assemble_asm (tree);
177
178/* Get the function's name from a decl, as described by its RTL. */
179extern const char *get_fnname_from_decl (tree);
180
181/* Output function label, possibly with accompanying metadata. No additional
182 code or data is output after the label. */
183extern void assemble_function_label_raw (FILE *, const char *);
184
185/* Finish outputting function label. Needs to be called when outputting
186 function label without using assemble_function_label_raw (). */
187extern void assemble_function_label_final (void);
188
189/* Output assembler code for the constant pool of a function and associated
190 with defining the name of the function. DECL describes the function.
191 NAME is the function's name. For the constant pool, we use the current
192 constant pool data. */
193extern void assemble_start_function (tree, const char *);
194
195/* Output assembler code associated with defining the size of the
196 function. DECL describes the function. NAME is the function's name. */
197extern void assemble_end_function (tree, const char *);
198
199/* Assemble everything that is needed for a variable or function declaration.
200 Not used for automatic variables, and not used for function definitions.
201 Should not be called for variables of incomplete structure type.
202
203 TOP_LEVEL is nonzero if this variable has file scope.
204 AT_END is nonzero if this is the special handling, at end of compilation,
205 to define things that have had only tentative definitions.
206 DONT_OUTPUT_DATA if nonzero means don't actually output the
207 initial value (that will be done by the caller). */
208extern void assemble_variable (tree, int, int, int);
209
210/* Assemble everything that is needed for a variable declaration that has
211 no definition in the current translation unit. */
212extern void assemble_undefined_decl (tree);
213
214/* Compute the alignment of variable specified by DECL.
215 DONT_OUTPUT_DATA is from assemble_variable. */
216extern void align_variable (tree decl, bool dont_output_data);
217
218/* Queue for outputting something to declare an external symbol to the
219 assembler. (Most assemblers don't need this, so we normally output
220 nothing.) Do nothing if DECL is not external. */
221extern void assemble_external (tree);
222
223/* Assemble code to leave SIZE bytes of zeros. */
224extern void assemble_zeros (unsigned HOST_WIDE_INT);
225
226/* Assemble an alignment pseudo op for an ALIGN-bit boundary. */
227extern void assemble_align (unsigned int);
228
229/* Assemble a string constant with the specified C string as contents. */
230extern void assemble_string (const char *, int);
231
232/* Similar, for calling a library function FUN. */
233extern void assemble_external_libcall (rtx);
234
235/* Assemble a label named NAME. */
236extern void assemble_label (FILE *, const char *);
237
238/* Output to FILE (an assembly file) a reference to NAME. If NAME
239 starts with a *, the rest of NAME is output verbatim. Otherwise
240 NAME is transformed in a target-specific way (usually by the
241 addition of an underscore). */
242extern void assemble_name_raw (FILE *, const char *);
243
244/* Return NAME that should actually be emitted, looking through
245 transparent aliases. If NAME refers to an entity that is also
246 represented as a tree (like a function or variable), mark the entity
247 as referenced. */
248extern const char *assemble_name_resolve (const char *);
249
250/* Like assemble_name_raw, but should be used when NAME might refer to
251 an entity that is also represented as a tree (like a function or
252 variable). If NAME does refer to such an entity, that entity will
253 be marked as referenced. */
254extern void assemble_name (FILE *, const char *);
255
256/* Return the assembler directive for creating a given kind of integer
257 object. SIZE is the number of bytes in the object and ALIGNED_P
258 indicates whether it is known to be aligned. Return NULL if the
259 assembly dialect has no such directive.
260
261 The returned string should be printed at the start of a new line and
262 be followed immediately by the object's initial value. */
263extern const char *integer_asm_op (int, int);
264
265/* Use directive OP to assemble an integer object X. Print OP at the
266 start of the line, followed immediately by the value of X. */
267extern void assemble_integer_with_op (const char *, rtx);
268
269/* The default implementation of the asm_out.integer target hook. */
270extern bool default_assemble_integer (rtx, unsigned int, int);
271
272/* Assemble the integer constant X into an object of SIZE bytes. ALIGN is
273 the alignment of the integer in bits. Return 1 if we were able to output
274 the constant, otherwise 0. If FORCE is nonzero the constant must
275 be outputable. */
276extern bool assemble_integer (rtx, unsigned, unsigned, int);
277
278/* Return section for TEXT_SECITON_NAME if DECL or DECL_SECTION_NAME (DECL)
279 is NULL. */
280extern section *get_named_text_section (tree, const char *, const char *);
281
282/* An interface to assemble_integer for the common case in which a value is
283 fully aligned and must be printed. VALUE is the value of the integer
284 object and SIZE is the number of bytes it contains. */
285#define assemble_aligned_integer(SIZE, VALUE) \
286 assemble_integer (VALUE, SIZE, (SIZE) * BITS_PER_UNIT, 1)
287
288/* Assemble the floating-point constant D into an object of size MODE. ALIGN
289 is the alignment of the constant in bits. If REVERSE is true, D is output
290 in reverse storage order. */
292 bool = false);
293
294/* Write the address of the entity given by SYMBOL to SEC. */
295extern void assemble_addr_to_section (rtx, section *);
296
297/* Return TRUE if and only if the constant pool has no entries. Note
298 that even entries we might end up choosing not to emit are counted
299 here, so there is the potential for missed optimizations. */
300extern bool constant_pool_empty_p (void);
301
303
304extern void output_shared_constant_pool (void);
305
306extern void output_object_blocks (void);
307
308extern void output_quoted_string (FILE *, const char *);
309
310/* When outputting delayed branch sequences, this rtx holds the
311 sequence being output. It is null when no delayed branch
312 sequence is being output, so it can be used as a test in the
313 insn output code.
314
315 This variable is defined in final.cc. */
317
318/* File in which assembler code is being written. */
319
320#ifdef BUFSIZ
321extern FILE *asm_out_file;
322#endif
323
324/* The first global object in the file. */
325extern const char *first_global_object_name;
326
327/* The first weak object in the file. */
328extern const char *weak_global_object_name;
329
330/* Nonnull if the insn currently being emitted was a COND_EXEC pattern. */
332
333/* Last insn processed by final_scan_insn. */
335
336/* Nonzero while outputting an `asm' with operands.
337 This means that inconsistencies are the user's fault, so don't die.
338 The precise value is the insn being output, to pass to error_for_asm. */
339extern const rtx_insn *this_is_asm_operands;
340
341/* Carry information from ASM_DECLARE_OBJECT_NAME
342 to ASM_FINISH_DECLARE_OBJECT. */
343extern int size_directive_output;
345
347
348/* Decide whether DECL needs to be in a writable section.
349 RELOC is the same as for SELECT_SECTION. */
350extern bool decl_readonly_section (const_tree, int);
351
352/* This can be used to compute RELOC for the function above, when
353 given a constant expression. */
355
356/* This can be used to compute RELOC for get_variable_section. */
357extern int compute_reloc_for_var (tree);
358
359/* User label prefix in effect for this compilation. */
360extern const char *user_label_prefix;
361
362/* Default target function prologue and epilogue assembler output. */
363extern void default_function_pro_epilogue (FILE *);
364
365/* Default target function switched text sections. */
366extern void default_function_switched_text_sections (FILE *, tree, bool);
367
368/* Default target hook that outputs nothing to a stream. */
369extern void no_asm_to_stream (FILE *);
370
371/* Flags controlling properties of a section. */
373{
374 /* This SECTION_STYLE is used for unnamed sections that we can switch
375 to using a special assembler directive. */
377
378 SECTION_ENTSIZE = (1UL << 8) - 1, /* entity size in section */
379 SECTION_CODE = 1UL << 8, /* contains code */
380 SECTION_WRITE = 1UL << 9, /* data is writable */
381
382 SECTION_DEBUG = 1UL << 10, /* contains debug data */
383 SECTION_LINKONCE = 1UL << 11, /* is linkonce */
384 SECTION_SMALL = 1UL << 12, /* contains "small data" */
385 SECTION_BSS = 1UL << 13, /* contains zeros only */
386 SECTION_MERGE = 1UL << 14, /* contains mergeable data */
387 SECTION_STRINGS = 1UL << 15, /* contains zero terminated strings
388 without embedded zeros */
389 SECTION_OVERRIDE = 1UL << 16, /* allow override of default flags */
390 SECTION_TLS = 1UL << 17, /* contains thread-local storage */
391 SECTION_NOTYPE = 1UL << 18, /* don't output @progbits */
392 SECTION_DECLARED = 1UL << 19, /* section has been used */
393
394 /* This SECTION_STYLE is used for named sections that we can switch
395 to using a general section directive. */
396 SECTION_NAMED = 1UL << 20,
397
398 /* This SECTION_STYLE is used for sections that we cannot switch to at
399 all. The choice of section is implied by the directive that we use
400 to declare the object. */
401 SECTION_NOSWITCH = 1UL << 21,
402
403 /* bits used for SECTION_STYLE */
405
406 SECTION_COMMON = 1UL << 22, /* contains common data */
407 SECTION_RELRO = 1UL << 23, /* data is readonly after
408 relocation processing */
409 SECTION_EXCLUDE = 1UL << 24, /* discarded by the linker */
410 SECTION_RETAIN = 1UL << 25, /* retained by the linker. */
411 SECTION_LINK_ORDER = 1UL << 26, /* section needs link-order. */
412
413 /* NB: The maximum SECTION_MACH_DEP is (1UL << 28) since AVR needs 4 bits
414 in SECTION_MACH_DEP. */
415 SECTION_MACH_DEP = 1UL << 27,
416
417 /* subsequent bits reserved for target */
418};
419
420/* A helper function for default_elf_select_section and
421 default_elf_unique_section. Categorizes the DECL. */
422
424{
426
432
434
435 /* To optimize loading of shared programs, define following subsections
436 of data section:
437 _REL Contains data that has relocations, so they get grouped
438 together and dynamic linker will visit fewer pages in memory.
439 _RO Contains data that is otherwise read-only. This is useful
440 with prelinking as most relocations won't be dynamically
441 linked and thus stay read only.
442 _LOCAL Marks data containing relocations only to local objects.
443 These relocations will get fully resolved by prelinking. */
448
451
456
457/* Information that is provided by all instances of the section type. */
458struct GTY(()) section_common {
459 /* The set of SECTION_* flags that apply to this section. */
460 unsigned int flags;
461};
462
463/* Information about a SECTION_NAMED section. */
464struct GTY(()) named_section {
465 struct section_common common;
466
467 /* The name of the section. */
468 const char *name;
469
470 /* If nonnull, the VAR_DECL or FUNCTION_DECL with which the
471 section is associated. */
473};
474
475/* A callback that writes the assembly code for switching to an unnamed
476 section. The argument provides callback-specific data. */
477typedef void (*unnamed_section_callback) (const char *);
478
479/* Information about a SECTION_UNNAMED section. */
481 struct section_common common;
482
483 /* The callback used to switch to the section, and the data that
484 should be passed to the callback. */
486 const char *data;
487
488 /* The next entry in the chain of unnamed sections. */
490};
491
492/* A callback that writes the assembly code for a decl in a
493 SECTION_NOSWITCH section. DECL is the decl that should be assembled
494 and NAME is the name of its SYMBOL_REF. SIZE is the size of the decl
495 in bytes and ROUNDED is that size rounded up to the next
496 BIGGEST_ALIGNMENT / BITS_PER_UNIT boundary.
497
498 Return true if the callback used DECL_ALIGN to set the object's
499 alignment. A false return value implies that we are relying
500 on the rounded size to align the decl. */
501typedef bool (*noswitch_section_callback) (tree decl, const char *name,
502 unsigned HOST_WIDE_INT size,
503 unsigned HOST_WIDE_INT rounded);
504
505/* Information about a SECTION_NOSWITCH section. */
507 struct section_common common;
508
509 /* The callback used to assemble decls in this section. */
511};
512
513/* Information about a section, which may be named or unnamed. */
514union GTY ((desc ("SECTION_STYLE (&(%h))"), for_user)) section {
515 struct section_common GTY ((skip)) common;
516 struct named_section GTY ((tag ("SECTION_NAMED"))) named;
517 struct unnamed_section GTY ((tag ("SECTION_UNNAMED"))) unnamed;
518 struct noswitch_section GTY ((tag ("SECTION_NOSWITCH"))) noswitch;
519};
520
521/* Return the style of section SECT. */
522#define SECTION_STYLE(SECT) ((SECT)->common.flags & SECTION_STYLE_MASK)
523
524struct object_block;
525
526/* Special well-known sections. */
527extern GTY(()) section *text_section;
528extern GTY(()) section *data_section;
530extern GTY(()) section *sdata_section;
531extern GTY(()) section *ctors_section;
532extern GTY(()) section *dtors_section;
533extern GTY(()) section *bss_section;
534extern GTY(()) section *sbss_section;
535extern GTY(()) section *exception_section;
536extern GTY(()) section *eh_frame_section;
537extern GTY(()) section *tls_comm_section;
538extern GTY(()) section *comm_section;
539extern GTY(()) section *lcomm_section;
541
542extern GTY(()) section *in_section;
543extern GTY(()) bool in_cold_section_p;
544
545extern section *get_unnamed_section (unsigned int, void (*) (const char *),
546 const char *);
547extern section *get_section (const char *, unsigned int, tree,
548 bool not_existing = false);
549extern section *get_named_section (tree, const char *, int);
550extern section *get_variable_section (tree, bool);
551extern void place_block_symbol (rtx);
552extern rtx get_section_anchor (struct object_block *, HOST_WIDE_INT,
553 enum tls_model);
554extern section *mergeable_constant_section (machine_mode,
555 unsigned HOST_WIDE_INT,
556 unsigned int);
558extern section *unlikely_text_section (void);
559extern section *current_function_section (void);
560extern void switch_to_other_text_partition (void);
561
562/* Return the numbered .ctors.N (if CONSTRUCTOR_P) or .dtors.N (if
563 not) section for PRIORITY. */
564extern section *get_cdtor_priority_section (int, bool);
565
566extern bool unlikely_text_section_p (section *);
567extern void switch_to_section (section *, tree = nullptr);
568extern void output_section_asm_op (const char *);
569
570extern void record_tm_clone_pair (tree, tree);
571extern void finish_tm_clone_pairs (void);
573
574extern void default_asm_output_source_filename (FILE *, const char *);
575extern void output_file_directive (FILE *, const char *);
576
577extern unsigned int default_section_type_flags (tree, const char *, int);
578
579extern bool have_global_bss_p (void);
580extern bool bss_initializer_p (const_tree, bool = false);
581
582extern void default_no_named_section (const char *, unsigned int, tree);
583extern void default_elf_asm_named_section (const char *, unsigned int, tree);
585extern void default_coff_asm_named_section (const char *, unsigned int, tree);
586extern void default_pe_asm_named_section (const char *, unsigned int, tree);
587
592
593extern section *default_select_section (tree, int, unsigned HOST_WIDE_INT);
594extern section *default_elf_select_section (tree, int, unsigned HOST_WIDE_INT);
595extern void default_unique_section (tree, int);
599extern section *default_select_rtx_section (machine_mode, rtx,
600 unsigned HOST_WIDE_INT);
601extern section *default_elf_select_rtx_section (machine_mode, rtx,
602 unsigned HOST_WIDE_INT);
603extern void default_encode_section_info (tree, rtx, int);
604extern const char *default_strip_name_encoding (const char *);
608extern bool default_binds_local_p_1 (const_tree, int);
610extern bool default_binds_local_p_3 (const_tree, bool, bool, bool, bool);
611extern void default_globalize_label (FILE *, const char *);
612extern void default_globalize_decl_name (FILE *, tree);
613extern void default_emit_unwind_label (FILE *, tree, int, int);
614extern void default_emit_except_table_label (FILE *);
615extern void default_generate_internal_label (char *, const char *,
616 unsigned long);
617extern void default_internal_label (FILE *, const char *, unsigned long);
618extern void default_asm_declare_constant_name (FILE *, const char *,
619 const_tree, HOST_WIDE_INT);
620extern void default_file_start (void);
621extern void file_end_indicate_exec_stack (void);
622extern void file_end_indicate_split_stack (void);
623
624extern void default_elf_asm_output_external (FILE *file, tree,
625 const char *);
626extern void default_elf_asm_output_limited_string (FILE *, const char *);
627extern void default_elf_asm_output_ascii (FILE *, const char *, unsigned int);
628extern void default_elf_internal_label (FILE *, const char *, unsigned long);
629
632extern bool maybe_assemble_visibility (tree);
633
634extern int default_address_cost (rtx, machine_mode, addr_space_t, bool);
635
636/* Stack usage. */
637extern void output_stack_usage (void);
638
639#endif /* ! GCC_OUTPUT_H */
Definition align.h:49
Definition machmode.h:455
unsigned char addr_space_t
Definition coretypes.h:177
tls_model
Definition coretypes.h:201
const union tree_node * const_tree
Definition coretypes.h:98
#define GTY(x)
Definition coretypes.h:41
union tree_node * tree
Definition coretypes.h:97
void default_elf_asm_output_external(FILE *file, tree, const char *)
Definition varasm.cc:8381
enum section_category categorize_decl_for_section(const_tree, int)
Definition varasm.cc:7134
#define ATTRIBUTE_ASM_FPRINTF(m, n)
Definition output.h:121
section * default_select_section(tree, int, unsigned HOST_WIDE_INT)
Definition varasm.cc:7110
align_flags label_to_alignment(rtx)
Definition final.cc:495
void leaf_renumber_regs_insn(rtx)
void output_quoted_string(FILE *, const char *)
Definition final.cc:3793
void assemble_addr_to_section(rtx, section *)
Definition varasm.cc:1684
void assemble_function_label_final(void)
Definition varasm.cc:1849
bool default_binds_local_p_2(const_tree)
Definition varasm.cc:7768
void assemble_start_function(tree, const char *)
Definition varasm.cc:1865
void default_asm_output_source_filename(FILE *, const char *)
Definition varasm.cc:8397
int get_attr_min_length(rtx_insn *)
Definition final.cc:404
void default_file_start(void)
Definition varasm.cc:7927
tree get_tm_clone_pair(tree)
Definition varasm.cc:6505
void app_enable(void)
Definition final.cc:245
section * text_section
Definition varasm.cc:131
rtx get_section_anchor(struct object_block *, HOST_WIDE_INT, enum tls_model)
Definition varasm.cc:8142
void default_generate_internal_label(char *, const char *, unsigned long)
Definition varasm.cc:7895
void assemble_external(tree)
Definition varasm.cc:2591
void assemble_label(FILE *, const char *)
Definition varasm.cc:2667
void default_ctor_section_asm_out_constructor(rtx, int)
const char * get_some_local_dynamic_name()
Definition final.cc:1572
section * in_section
Definition varasm.cc:161
void bool leaf_function_p(void)
Definition final.cc:4048
rtx alter_subreg(rtx *, bool)
Definition final.cc:3092
section * default_no_function_rodata_section(tree, bool)
Definition varasm.cc:839
void output_address(machine_mode, rtx)
Definition final.cc:3643
const char * weak_global_object_name
Definition varasm.cc:71
void assemble_external_libcall(rtx)
Definition varasm.cc:2644
const char * first_global_object_name
Definition varasm.cc:70
section * dtors_section
Definition varasm.cc:136
rtx_insn * current_output_insn
Definition final.cc:111
void output_file_directive(FILE *, const char *)
Definition varasm.cc:8411
void default_elf_fini_array_asm_out_destructor(rtx, int)
Definition varasm.cc:8748
void default_unique_section(tree, int)
Definition varasm.cc:7329
int decode_reg_name(const char *)
Definition varasm.cc:1050
int decode_reg_name_and_count(const char *, int *)
Definition varasm.cc:975
bool only_leaf_regs_used(void)
bool constant_pool_empty_p(void)
Definition varasm.cc:4087
bool unlikely_text_section_p(section *)
Definition varasm.cc:735
void default_elf_asm_output_ascii(FILE *, const char *, unsigned int)
int compute_reloc_for_constant(tree)
Definition varasm.cc:4601
rtx_insn * peephole(rtx_insn *)
section * get_named_text_section(tree, const char *, const char *)
Definition varasm.cc:551
void assemble_name(FILE *, const char *)
Definition varasm.cc:2750
void do_assemble_alias(tree, tree)
Definition varasm.cc:6273
void mark_symbol_refs_as_used(rtx)
Definition final.cc:3600
const char * get_fnname_from_decl(tree)
Definition varasm.cc:1826
int insn_current_reference_address(rtx_insn *)
Definition final.cc:570
const char * get_insn_template(int, rtx_insn *)
Definition final.cc:2017
void output_stack_usage(void)
Definition toplev.cc:955
void align_variable(tree decl, bool dont_output_data)
Definition varasm.cc:1082
void default_emit_unwind_label(FILE *, tree, int, int)
Definition varasm.cc:7876
void output_section_asm_op(const char *)
Definition varasm.cc:7986
int sprint_ul(char *, unsigned long)
Definition final.cc:3883
section * get_section(const char *, unsigned int, tree, bool not_existing=false)
Definition varasm.cc:289
void default_asm_declare_constant_name(FILE *, const char *, const_tree, HOST_WIDE_INT)
Definition varasm.cc:7917
void output_operand(rtx, int)
Definition final.cc:3622
void default_named_section_asm_out_constructor(rtx, int)
Definition varasm.cc:1734
bool have_global_bss_p(void)
Definition varasm.cc:6947
int size_directive_output
Definition varasm.cc:87
void init_insn_lengths(void)
Definition final.cc:318
const char * integer_asm_op(int, int)
Definition varasm.cc:2860
void file_end_indicate_exec_stack(void)
Definition varasm.cc:7951
section * function_section(tree)
Definition varasm.cc:701
section * get_named_section(tree, const char *, int)
Definition varasm.cc:454
section * default_function_rodata_section(tree, bool)
Definition varasm.cc:754
void assemble_end_function(tree, const char *)
Definition varasm.cc:2026
bool(* noswitch_section_callback)(tree decl, const char *name, unsigned HOST_WIDE_INT size, unsigned HOST_WIDE_INT rounded)
Definition output.h:501
void assemble_zeros(unsigned HOST_WIDE_INT)
Definition varasm.cc:2066
const char * user_label_prefix
Definition toplev.cc:160
section * bss_section
Definition varasm.cc:137
void finish_tm_clone_pairs(void)
Definition varasm.cc:6596
void default_elf_asm_output_limited_string(FILE *, const char *)
void shorten_branches(rtx_insn *)
Definition final.cc:820
void default_internal_label(FILE *, const char *, unsigned long)
Definition varasm.cc:7905
void final_start_function(rtx_insn *, FILE *, int)
Definition final.cc:1785
section * default_select_rtx_section(machine_mode, rtx, unsigned HOST_WIDE_INT)
Definition varasm.cc:7454
void default_no_named_section(const char *, unsigned int, tree)
Definition varasm.cc:6956
void assemble_string(const char *, int)
Definition varasm.cc:2101
void assemble_undefined_decl(tree)
Definition varasm.cc:2283
section * ctors_section
Definition varasm.cc:135
section * eh_frame_section
Definition varasm.cc:157
void init_final(const char *)
Definition final.cc:209
void default_function_pro_epilogue(FILE *)
Definition final.cc:224
bool final_forward_branch_p(rtx_insn *)
Definition final.cc:4081
section * bss_noswitch_section
Definition varasm.cc:147
void output_addr_const(FILE *, rtx)
Definition final.cc:3655
void file_end_indicate_split_stack(void)
Definition varasm.cc:7970
section * default_elf_select_section(tree, int, unsigned HOST_WIDE_INT)
Definition varasm.cc:7256
void fprint_ul(FILE *, unsigned long)
Definition final.cc:3861
void assemble_align(unsigned int)
Definition varasm.cc:2090
void asm_fprintf(FILE *file, const char *p,...) ATTRIBUTE_ASM_FPRINTF(2
void default_elf_internal_label(FILE *, const char *, unsigned long)
rtx current_insn_predicate
Definition final.cc:183
void assemble_variable(tree, int, int, int)
Definition varasm.cc:2300
bool maybe_assemble_visibility(tree)
Definition varasm.cc:6661
void default_assemble_visibility(tree, int)
Definition varasm.cc:6631
void output_object_blocks(void)
Definition varasm.cc:8334
void fprint_whex(FILE *, unsigned HOST_WIDE_INT)
Definition final.cc:3819
void default_function_switched_text_sections(FILE *, tree, bool)
Definition final.cc:229
rtx_sequence * final_sequence
Definition final.cc:174
section * sdata_section
Definition varasm.cc:134
void default_named_section_asm_out_destructor(rtx, int)
Definition varasm.cc:1711
void(* unnamed_section_callback)(const char *)
Definition output.h:477
void record_tm_clone_pair(tree, tree)
Definition varasm.cc:6488
int get_attr_length(rtx_insn *)
Definition final.cc:396
void no_asm_to_stream(FILE *)
Definition final.cc:237
void output_shared_constant_pool(void)
Definition varasm.cc:4589
void default_globalize_decl_name(FILE *, tree)
Definition varasm.cc:7866
bool first_function_block_is_cold
Definition varasm.cc:99
void assemble_asm(tree)
Definition varasm.cc:1670
section * lcomm_section
Definition varasm.cc:143
tree last_assemble_variable_decl
Definition varasm.cc:94
void assemble_real(REAL_VALUE_TYPE, scalar_float_mode, unsigned, bool=false)
section * exception_section
Definition varasm.cc:152
const rtx_insn * this_is_asm_operands
Definition final.cc:149
section * tls_comm_section
Definition varasm.cc:141
section * default_elf_select_rtx_section(machine_mode, rtx, unsigned HOST_WIDE_INT)
Definition varasm.cc:7465
bool in_cold_section_p
Definition varasm.cc:165
void default_elf_asm_named_section(const char *, unsigned int, tree)
Definition varasm.cc:6970
section * readonly_data_section
Definition varasm.cc:133
void default_globalize_label(FILE *, const char *)
void default_asm_output_anchor(rtx)
void default_pe_asm_named_section(const char *, unsigned int, tree)
Definition varasm.cc:7092
section_flag
Definition output.h:373
@ SECTION_BSS
Definition output.h:385
@ SECTION_MERGE
Definition output.h:386
@ SECTION_OVERRIDE
Definition output.h:389
@ SECTION_STYLE_MASK
Definition output.h:404
@ SECTION_UNNAMED
Definition output.h:376
@ SECTION_COMMON
Definition output.h:406
@ SECTION_WRITE
Definition output.h:380
@ SECTION_CODE
Definition output.h:379
@ SECTION_LINKONCE
Definition output.h:383
@ SECTION_EXCLUDE
Definition output.h:409
@ SECTION_NOTYPE
Definition output.h:391
@ SECTION_NOSWITCH
Definition output.h:401
@ SECTION_DEBUG
Definition output.h:382
@ SECTION_STRINGS
Definition output.h:387
@ SECTION_LINK_ORDER
Definition output.h:411
@ SECTION_SMALL
Definition output.h:384
@ SECTION_NAMED
Definition output.h:396
@ SECTION_MACH_DEP
Definition output.h:415
@ SECTION_RELRO
Definition output.h:407
@ SECTION_RETAIN
Definition output.h:410
@ SECTION_DECLARED
Definition output.h:392
@ SECTION_ENTSIZE
Definition output.h:378
@ SECTION_TLS
Definition output.h:390
void app_disable(void)
Definition final.cc:258
section * sbss_section
Definition varasm.cc:138
section * mergeable_constant_section(machine_mode, unsigned HOST_WIDE_INT, unsigned int)
Definition varasm.cc:917
int dbr_sequence_length(void)
Definition final.cc:272
void default_elf_init_array_asm_out_constructor(rtx, int)
Definition varasm.cc:8738
const char * assemble_name_resolve(const char *)
Definition varasm.cc:2725
rtx_insn * final_scan_insn(rtx_insn *, FILE *, int, int, int *)
Definition final.cc:2872
int default_address_cost(rtx, machine_mode, addr_space_t, bool)
Definition rtlanal.cc:4658
bool default_binds_local_p_1(const_tree, int)
Definition varasm.cc:7775
section * default_clone_table_section(void)
Definition varasm.cc:6575
void switch_to_other_text_partition(void)
Definition varasm.cc:744
bool bss_initializer_p(const_tree, bool=false)
Definition varasm.cc:1060
section_category
Definition output.h:424
@ SECCAT_DATA_REL_RO
Definition output.h:446
@ SECCAT_DATA_REL
Definition output.h:444
@ SECCAT_RODATA_MERGE_STR
Definition output.h:428
@ SECCAT_DATA_REL_RO_LOCAL
Definition output.h:447
@ SECCAT_DATA
Definition output.h:433
@ SECCAT_TDATA
Definition output.h:450
@ SECCAT_TEXT
Definition output.h:425
@ SECCAT_SDATA
Definition output.h:449
@ SECCAT_DATA_REL_LOCAL
Definition output.h:445
@ SECCAT_BSS
Definition output.h:452
@ SECCAT_SRODATA
Definition output.h:431
@ SECCAT_RODATA
Definition output.h:427
@ SECCAT_RODATA_MERGE_STR_INIT
Definition output.h:429
@ SECCAT_RODATA_MERGE_CONST
Definition output.h:430
@ SECCAT_TBSS
Definition output.h:454
@ SECCAT_SBSS
Definition output.h:453
section * get_cdtor_priority_section(int, bool)
Definition varasm.cc:1694
void default_emit_except_table_label(FILE *)
Definition varasm.cc:7887
void assemble_function_label_raw(FILE *, const char *)
Definition varasm.cc:1839
section * get_unnamed_section(unsigned int, void(*)(const char *), const char *)
Definition varasm.cc:250
void default_encode_section_info(tree, rtx, int)
Definition varasm.cc:7532
void output_asm_label(rtx)
Definition final.cc:3581
void output_operand_lossage(const char *,...) ATTRIBUTE_PRINTF_1
Definition final.cc:3173
bool assemble_integer(rtx, unsigned, unsigned, int)
bool default_assemble_integer(rtx, unsigned int, int)
Definition varasm.cc:2914
void place_block_symbol(rtx)
Definition varasm.cc:8061
int compute_reloc_for_var(tree)
Definition varasm.cc:1203
void assemble_integer_with_op(const char *, rtx)
Definition varasm.cc:2904
void final_end_function(void)
Definition final.cc:1849
void default_dtor_section_asm_out_destructor(rtx, int)
void default_coff_asm_named_section(const char *, unsigned int, tree)
Definition varasm.cc:7077
section * current_function_section(void)
Definition varasm.cc:716
bool default_use_anchors_for_symbol_p(const_rtx)
Definition varasm.cc:7591
bool decl_readonly_section(const_tree, int)
Definition varasm.cc:7248
section * get_variable_section(tree, bool)
Definition varasm.cc:1222
void assemble_name_raw(FILE *, const char *)
Definition varasm.cc:2712
void do_assemble_symver(tree, tree)
Definition varasm.cc:6388
section * unlikely_text_section(void)
Definition varasm.cc:724
void weak_finish(void)
Definition varasm.cc:6142
void switch_to_section(section *, tree=nullptr)
Definition varasm.cc:7995
bool default_binds_local_p(const_tree)
Definition varasm.cc:7759
section * comm_section
Definition varasm.cc:142
bool default_binds_local_p_3(const_tree, bool, bool, bool, bool)
Definition varasm.cc:7666
unsigned int default_section_type_flags(tree, const char *, int)
Definition varasm.cc:6860
section * data_section
Definition varasm.cc:132
void output_asm_insn(const char *, rtx *)
Definition final.cc:3407
const char * default_strip_name_encoding(const char *)
Definition varasm.cc:7566
#define REAL_VALUE_TYPE
Definition real.h:68
Definition genautomata.cc:499
Definition output.h:464
const char * name
Definition output.h:468
tree decl
Definition output.h:472
struct section_common common
Definition output.h:465
Definition output.h:506
noswitch_section_callback callback
Definition output.h:510
struct section_common common
Definition output.h:507
Definition rtl.h:251
Definition rtl.h:311
Definition rtl.h:545
Definition rtl.h:512
Definition output.h:458
unsigned int flags
Definition output.h:460
Definition output.h:480
section * next
Definition output.h:489
unnamed_section_callback callback
Definition output.h:485
const char * data
Definition output.h:486
struct section_common common
Definition output.h:481
#define false
Definition system.h:895
#define bool
Definition system.h:893
FILE * asm_out_file
Definition toplev.cc:165
Definition output.h:514
struct named_section named
Definition output.h:516
struct noswitch_section noswitch
Definition output.h:518
struct section_common common
Definition output.h:515
struct unnamed_section unnamed
Definition output.h:517