view gcc/gcc-plugin.h @ 55:77e2b8dfacca gcc-4.4.5

update it from 4.4.3 to 4.5.0
author ryoma <>
date Fri, 12 Feb 2010 23:39:51 +0900
children b7f97abdc517
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/* Public header file for plugins to include.
   Copyright (C) 2009 Free Software Foundation, Inc.

This file is part of GCC.

GCC 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 3, or (at your option)
any later version.

GCC is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3.  If not see
<>.  */

#ifndef GCC_PLUGIN_H
#define GCC_PLUGIN_H

#ifndef IN_GCC
#define IN_GCC

#include "config.h"
#include "system.h"
#include "highlev-plugin-common.h"
#include "hashtab.h"

/* Event names.  */
enum plugin_event
# include "plugin.def"
# undef DEFEVENT

extern const char **plugin_event_name;

struct plugin_argument
  char *key;    /* key of the argument.  */
  char *value;  /* value is optional and can be NULL.  */

/* Additional information about the plugin. Used by --help and --version. */

struct plugin_info
  const char *version;
  const char *help;

/* Represents the gcc version. Used to avoid using an incompatible plugin. */

struct plugin_gcc_version
  const char *basever;
  const char *datestamp;
  const char *devphase;
  const char *revision;
  const char *configuration_arguments;

/* Object that keeps track of the plugin name and its arguments. */
struct plugin_name_args
  char *base_name;              /* Short name of the plugin (filename without
                                   .so suffix). */
  const char *full_name;        /* Path to the plugin as specified with
                                   -fplugin=. */
  int argc;                     /* Number of arguments specified with
                                   -fplugin-arg-... */
  struct plugin_argument *argv; /* Array of ARGC key-value pairs. */
  const char *version;          /* Version string provided by plugin. */
  const char *help;             /* Help string provided by plugin. */

/* The default version check. Compares every field in VERSION. */

extern bool plugin_default_version_check (struct plugin_gcc_version *,
					  struct plugin_gcc_version *);

/* Function type for the plugin initialization routine. Each plugin module
   should define this as an externally-visible function with name

   PLUGIN_INFO - plugin invocation information.
   VERSION     - the plugin_gcc_version symbol of GCC.

   Returns 0 if initialization finishes successfully.  */

typedef int (*plugin_init_func) (struct plugin_name_args *plugin_info,
                                 struct plugin_gcc_version *version);

/* Declaration for "plugin_init" function so that it doesn't need to be
   duplicated in every plugin.  */
extern int plugin_init (struct plugin_name_args *plugin_info,
                        struct plugin_gcc_version *version);

/* Function type for a plugin callback routine.

   GCC_DATA  - event-specific data provided by GCC
   USER_DATA - plugin-specific data provided by the plugin  */

typedef void (*plugin_callback_func) (void *gcc_data, void *user_data);

/* Called from the plugin's initialization code. Register a single callback.
   This function can be called multiple times.

   PLUGIN_NAME - display name for this plugin
   EVENT       - which event the callback is for
   CALLBACK    - the callback to be called at the event
   USER_DATA   - plugin-provided data.

/* Number of event ids / names registered so far.  */

extern int get_event_last (void);

int get_named_event_id (const char *name, enum insert_option insert);

/* This is also called without a callback routine for the
   PLUGIN_REGISTER_GGC_CACHES pseudo-events, with a specific user_data.

extern void register_callback (const char *plugin_name,
			       int event,
                               plugin_callback_func callback,
                               void *user_data);

extern int unregister_callback (const char *plugin_name, int event);

#endif /* GCC_PLUGIN_H */