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Add support for storing local symbols in a small structure to save

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memory when assembling large files.
	* as.h: Don't include struc-symbol.h.
	(symbolS): Add typedef.
	* symbols.c: Include struc-symbol.h.
	(local_hash): New static variable.
	(save_symbol_name): New static function, from symbol_create.
	(symbol_create): Call save_symbol_name.
	(local_symbol_count): New static variable.
	(local_symbol_conversion_count): Likewise.
	(LOCAL_SYMBOL_CHECK): Define.
	(local_symbol_make): New static function.
	(local_symbol_convert): New static function.
	(colon): Handle local symbols.  Create local symbol for local
	label name.
	(symbol_table_insert): Handle local symbols.
	(symbol_find_or_make): Create local symbol for local label name.
	(symbol_find_base): Check for local symbol.
	(symbol_append, symbol_insert): Check for local symbols.
	(symbol_clear_list_pointers, symbol_remove): Likewise.
	(verify_symbol_chain): Likewise.
	(copy_symbol_attributes): Likewise.
	(resolve_symbol_value): Handle local symbols.
	(resolve_local_symbol): New static function.
	(resolve_local_symbol_values): New function.
	(S_GET_VALUE, S_SET_VALUE): Handle local symbols.
	(S_IS_FUNCTION, S_IS_EXTERNAL, S_IS_WEAK, S_IS_COMMON): Likewise.
	(S_IS_DEFINED, S_IS_DEBUG, S_IS_LOCAL, S_GET_NAME): Likewise.
	(S_GET_SEGMENT, S_SET_SEGMENT, S_SET_EXTERNAL): Likewise.
	(S_CLEAR_EXTERNAL, S_SET_WEAK, S_SET_NAME): Likewise.
	(symbol_previous, symbol_next): New functions.
	(symbol_get_value_expression): Likewise.
	(symbol_set_value_expression): Likewise.
	(symbol_set_frag, symbol_get_frag): Likewise.
	(symbol_mark_used, symbol_clear_used, symbol_used_p): Likewise.
	(symbol_mark_used_in_reloc): Likewise.
	(symbol_clear_used_in_reloc, symbol_used_in_reloc_p): Likewise.
	(symbol_mark_mri_common, symbol_clear_mri_common): Likewise.
	(symbol_mri_common_p): Likewise.
	(symbol_mark_written, symbol_clear_written): Likewise.
	(symbol_written_p): Likewise.
	(symbol_mark_resolved, symbol_resolved_p): Likewise.
	(symbol_section_p, symbol_equated_p): Likewise.
	(symbol_constant_p): Likewise.
	(symbol_get_bfdsym, symbol_set_bfdsym): Likewise.
	(symbol_get_obj, symbol_set_obj): Likewise.
	(symbol_get_tc, symbol_set_tc): Likewise.
	(symbol_begin): Initialize local_hash.
	(print_symbol_value_1): Handle local symbols.
	(symbol_print_statistics): Print local symbol statistics.
	* symbols.h: Include "struc-symbol.h" if not BFD_ASSEMBLER.
	Declare new symbols.c functions.  Move many declarations here from
	struc-symbol.h.
	(SYMBOLS_NEED_BACKPOINTERS): Define if needed.
	* struc-symbol.h (SYMBOLS_NEED_BACKPOINTERS): Don't set.
	(struct symbol): Move bsym to make it clearly the first field.
	Remove TARGET_SYMBOL_FIELDS.
	(symbolS): Don't typedef.
	(struct broken_word): Remove.
	(N_TYPE_seg, seg_N_TYPE): Move to symbol.h.
	(SEGMENT_TO_SYMBOL_TYPE, N_REGISTER): Likewise.
	(symbol_clear_list_pointers): Likewise.
	(symbol_insert, symbol_remove): Likewise.
	(symbol_previous, symbol_append): Likewise.
	(verify_symbol_chain, verify_symbol_chain_2): Likewise.
	(struct local_symbol): Define.
	(local_symbol_converted_p, local_symbol_mark_converted): Define.
	(local_symbol_resolved_p, local_symbol_mark_resolved): Define.
	(local_symbol_get_frag, local_symbol_set_frag): Define.
	(local_symbol_get_real_symbol): Define.
	(local_symbol_set_real_symbol): Define.
	Define.
	* write.c (write_object_file): Call resolve_local_symbol_values.
	* config/obj-ecoff.h (OBJ_SYMFIELD_TYPE): Define.
	(TARGET_SYMBOL_FIELDS): Don't define.
	* config/obj-elf.h (OBJ_SYMFIELD_TYPE): Add local field.  If
	ECOFF_DEBUGGING, add ECOFF fields.
	(ELF_TARGET_SYMBOL_FIELDS, TARGET_SYMBOL_FIELDS): Don't define.
	* config/obj-multi.h (struct elf_obj_sy): Add local field.  If
	ECOFF_DEBUGGING, add ECOFF fields.
	(ELF_TARGET_SYMBOL_FIELDS, TARGET_SYMBOL_FIELDS): Don't define.
	(ECOFF_DEBUG_TARGET_SYMBOL_FIELDS): Don't define.
	* config/tc-mcore.h: Don't include struc-symbol.h.
	(TARGET_SYMBOL_FIELDS): Don't define.
	(struct mcore_tc_sy): Define.
	(TC_SYMFIELD_TYPE): Define.
	* Many files: Use symbolS instead of struct symbol.  Use new
	accessor functions rather than referring to symbolS fields
	directly.
	* read.c (s_mri_common): Don't add in value of line_label.
	* config/tc-mips.c (md_apply_fix): Correct parenthesization when
	checking for SEC_LINK_ONCE.
	* config/tc-sh.h (sh_fix_adjustable): Declare.
This commit is contained in:
Ian Lance Taylor
1999-06-03 00:29:48 +00:00
parent 2b47531bf9
commit 49309057b4
50 changed files with 1544 additions and 597 deletions
Download Patch File Download Diff File Expand all files Collapse all files

22
gas/config/obj-aout.h
View File

@ -1,5 +1,5 @@
/* obj-aout.h, a.out object file format for gas, the assembler.
Copyright (C) 1989, 90, 91, 92, 93, 94, 95, 96, 1998
Copyright (C) 1989, 90, 91, 92, 93, 94, 95, 96, 98, 1999
Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
@ -60,18 +60,24 @@ typedef struct nlist obj_symbol_type; /* Symbol table entry */
#ifdef BFD_ASSEMBLER
#define S_SET_OTHER(S,V) (aout_symbol((S)->bsym)->other = (V))
#define S_SET_TYPE(S,T) (aout_symbol((S)->bsym)->type = (T))
#define S_SET_DESC(S,D) (aout_symbol((S)->bsym)->desc = (D))
#define S_GET_OTHER(S) (aout_symbol((S)->bsym)->other)
#define S_GET_TYPE(S) (aout_symbol((S)->bsym)->type)
#define S_GET_DESC(S) (aout_symbol((S)->bsym)->desc)
#define S_SET_OTHER(S,V) \
(aout_symbol (symbol_get_bfdsym (S))->other = (V))
#define S_SET_TYPE(S,T) \
(aout_symbol (symbol_get_bfdsym (S))->type = (T))
#define S_SET_DESC(S,D) \
(aout_symbol (symbol_get_bfdsym (S))->desc = (D))
#define S_GET_OTHER(S) \
(aout_symbol (symbol_get_bfdsym (S))->other)
#define S_GET_TYPE(S) \
(aout_symbol (symbol_get_bfdsym (S))->type)
#define S_GET_DESC(S) \
(aout_symbol (symbol_get_bfdsym (S))->desc)
asection *text_section, *data_section, *bss_section;
#define obj_frob_symbol(S,PUNT) obj_aout_frob_symbol (S, &PUNT)
#define obj_frob_file() obj_aout_frob_file ()
extern void obj_aout_frob_symbol PARAMS ((struct symbol *, int *));
extern void obj_aout_frob_symbol PARAMS ((symbolS *, int *));
extern void obj_aout_frob_file PARAMS ((void));
#define obj_sec_sym_ok_for_reloc(SEC) (1)