old-cross-binutils/gdb/bcache.h
Fred Fish b52cac6b76 * core-aout.c (fetch_core_registers): Cast core_reg_size to int
before testing against reg_ptr.
	* eval.c (evaluate_subexp_standard): Cast type of
	TYPE_FN_FIELD_VOFFSET to int.
	* findvar.c (extract_signed_integer, extract_unsigned_integer,
	extract_long_unsigned_integer): Cast type of sizeof to int.
	* values.c (unpack_field_as_long, modify_field): Ditto.
	* valops.c (value_assign, call_function_by_hand): Ditto.
	* infcmd.c (do_registers_info): Ditto.
	* ser-tcp.c (tcp_open): Ditto
	* remote.c (putpkt): Ditto.
	* dcache.c (dcache_peek): Ditto.
	* dcache.c (dcache_poke): Ditto.
	* m2-exp.y (yylex): Ditto.
	* gnu-regex.c (re_match_2): Ditto.
	* f-lang.c (ADD_BF_SYMNUM, saved_bf_list_end, tmp_bf_ptr): Ifdef
	out unused macro definition and variables.
	* inftarg.c (proc_wait): Move from main.c to here, and make static.
	* valprint.c (val_print_string): Change bufsize from int to unsigned.
	* main.c (wait.h): Include
	* top.c (command_line_input): Remove unused variable "c".
	* f-typeprint.c (f_type_print_varspec_prefix): Add missing enum
	value TYPE_CODE_TYPEDEF to switch statement.
	(f_type_print_varspec_suffix): Add missing enum value
	TYPE_CODE_TYPEDEF to switch statement.
	* ch-exp.c (parse_primval): Add remaining enumeration values to
	switch statement, with no specific action.
	(ch_lex): Add LOC_UNRESOLVED in switch statement.
	(pushback_token): Ifdef out, since code using it is ifdef'd out.
	* stabsread.c (cleanup_undefined_types): Remove unused label
	"badtype".
	* objfiles.h (print_symbol_bcache_statistics): Add prototype.
	* maint.c (objfiles.h): Include.
	(maintenance_print_statistics): Remove unused variable "temp".
	* minsyms.c (lookup_minimal_symbol_solib_trampoline): Remove
	unused variable "found_file_symbol".
	* m2-exp.y (yylex): Add LOC_UNRESOLVED case to switch.
	* language.c (lang_bool_type): Use existing function local type
	variable rather than create block local variables.
	* solib.c (disable_break): Enclose in ifndef SVR4_SHARED_LIBS.
	* infptrace.c (wait.h, command.h): Include.
	* ser-tcp.c (gdb_string.h): Include
	* i386-tdep.c (codestream_seek): Change "place" to CORE_ADDR.
	(i386_get_frame_setup): Change "pc" from int to CORE_ADDR.
	* command.c (complete_on_enum): Make assignment used as truth value
	explictly check against NULL.
	(wait.h): Include.
	* infrun.c (wait_for_inferior): Ifdef out prologue_pc since code
	that uses it is ifdef'd out.
	* parser-defs.h: Add prototype for write_dollar_variable.
	* infrun.c: Add prototype for write_pc_pid.
	* breakpoint.h: Add prototype for re_enable_breakpoints_in_shlibs.
	* symmisc.c (bcache.h): Include.
	* bcache.h: Add prototype for print_bcache_statistics.
	* symfile.c: Include <time.h>.
	* printcmd.c (print_scalar_formatted): Change len to unsigned int.
	* valarith.c (value_equal): Cast result of TYPE_LENGTH to int.
	* valarith.c (value_binop): Change result_len, promoted_len1,
 	and promoted_len2 to unsigned int.
	* valarith.c (value_subscripted_rvalue): Change elt_offs and
 	elt_size to unsigned int.
	* valops.c (value_array): Change typelength to unsigned int.
	(destructor_name_p): Change len to unsigned int.
	* scm-lang.h (scm_parse): Add prototype for scm_unpack.
	* symfile.c (decrement_reading_symtab): Change return type to void.
	* valarith.c (value_subscript): Remove unused variable "word".
	(value_subscript): Remove unused variable "tint".
	* valops.c (auto_abandon): Ifdef out, since code using it is also
	ifdef'd out.
	* eval.c (init_array_element): Remove unused variable "val".
	* Makefile.in (values.o): Depends on scm-lang.h.
	(command.o): Depends upon wait_h.
	(ser-tcp.o): Depends upon gdb_string.h.
	(infptrace.o): Depends upon wait_h and command_h.
	(maint.o): Depends on objfiles.h and symfile.h.
	* values.c (allocate_repeat_value): Remove unused variable
	"element_type".
	(scm-lang.h): Include.
	* breakpoint.c (create_longjmp_breakpoint): Enclose in
	GET_LONGJMP_TARGET define, unused otherwise.
	* config/i386/nm-linux.h: Add prototypes for i386_insert_watchpoint,
	i386_remove_watchpoint and i386_stopped_by_watchpoint.
1996-03-30 05:45:10 +00:00

72 lines
2.2 KiB
C

/* Include file cached obstack implementation.
Written by Fred Fish (fnf@cygnus.com)
Copyright 1995 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifndef BCACHE_H
#define BCACHE_H 1
#define BCACHE_HASHLENGTH 12 /* Number of bits in hash value */
#define BCACHE_HASHSIZE (1 << BCACHE_HASHLENGTH)
#define BCACHE_MAXLENGTH 128
/* Note that the user data is stored in data[]. Since it can be any type,
it needs to have the same alignment as the most strict alignment of
any type on the host machine. So do it the same way obstack does. */
struct hashlink {
struct hashlink *next;
union {
char data[1];
double dummy;
} d;
};
/* BCACHE_DATA is used to get the address of the cached data. */
#define BCACHE_DATA(p) ((p)->d.data)
/* BCACHE_DATA_ALIGNMENT is used to get the offset of the start of
cached data within the hashlink struct. This value, plus the
size of the cached data, is the amount of space to allocate for
a hashlink struct to hold the next pointer and the data. */
#define BCACHE_DATA_ALIGNMENT \
(((char *) &BCACHE_DATA((struct hashlink*) 0) - (char *) 0))
struct bcache {
struct obstack cache;
struct hashlink **indextable[BCACHE_MAXLENGTH];
int cache_hits;
int cache_misses;
int cache_bytes;
int cache_savings;
int bcache_overflows;
};
extern void *
bcache PARAMS ((void *bytes, int count, struct bcache *bcachep));
#if MAINTENANCE_CMDS
extern void
print_bcache_statistics PARAMS ((struct bcache *, char *));
#endif /* MAINTENANCE_CMDS */
#endif /* BCACHE_H */