/* Parser for Java(TM) .class files.
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/* Parser for Java(TM) .class files.
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Copyright (C) 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
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Copyright (C) 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
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2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
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2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
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This file is part of GCC.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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any later version.
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GCC is distributed in the hope that it will be useful,
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>.
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<http://www.gnu.org/licenses/>.
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Java and all Java-based marks are trademarks or registered trademarks
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Java and all Java-based marks are trademarks or registered trademarks
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of Sun Microsystems, Inc. in the United States and other countries.
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of Sun Microsystems, Inc. in the United States and other countries.
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The Free Software Foundation is independent of Sun Microsystems, Inc. */
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The Free Software Foundation is independent of Sun Microsystems, Inc. */
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/* Written by Per Bothner <bothner@cygnus.com> */
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/* Written by Per Bothner <bothner@cygnus.com> */
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#include "config.h"
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#include "config.h"
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#include "system.h"
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#include "system.h"
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#include "coretypes.h"
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#include "coretypes.h"
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#include "tm.h"
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#include "tm.h"
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#include "tree.h"
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#include "tree.h"
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#include "real.h"
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#include "real.h"
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#include "obstack.h"
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#include "obstack.h"
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#include "flags.h"
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#include "flags.h"
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#include "java-except.h"
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#include "java-except.h"
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#include "input.h"
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#include "input.h"
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#include "javaop.h"
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#include "javaop.h"
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#include "java-tree.h"
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#include "java-tree.h"
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#include "toplev.h"
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#include "toplev.h"
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#include "parse.h"
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#include "parse.h"
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#include "ggc.h"
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#include "ggc.h"
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#include "debug.h"
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#include "debug.h"
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#include "assert.h"
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#include "assert.h"
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#include "tm_p.h"
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#include "tm_p.h"
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#include "cgraph.h"
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#include "cgraph.h"
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#include "vecprim.h"
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#include "vecprim.h"
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#ifdef HAVE_LOCALE_H
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#ifdef HAVE_LOCALE_H
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#include <locale.h>
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#include <locale.h>
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#endif
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#endif
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#ifdef HAVE_LANGINFO_CODESET
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#ifdef HAVE_LANGINFO_CODESET
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#include <langinfo.h>
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#include <langinfo.h>
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#endif
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#endif
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/* A CONSTANT_Utf8 element is converted to an IDENTIFIER_NODE at parse time. */
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/* A CONSTANT_Utf8 element is converted to an IDENTIFIER_NODE at parse time. */
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#define JPOOL_UTF(JCF, INDEX) CPOOL_UTF(&(JCF)->cpool, INDEX)
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#define JPOOL_UTF(JCF, INDEX) CPOOL_UTF(&(JCF)->cpool, INDEX)
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#define JPOOL_UTF_LENGTH(JCF, INDEX) IDENTIFIER_LENGTH (JPOOL_UTF (JCF, INDEX))
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#define JPOOL_UTF_LENGTH(JCF, INDEX) IDENTIFIER_LENGTH (JPOOL_UTF (JCF, INDEX))
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#define JPOOL_UTF_DATA(JCF, INDEX) \
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#define JPOOL_UTF_DATA(JCF, INDEX) \
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((const unsigned char *) IDENTIFIER_POINTER (JPOOL_UTF (JCF, INDEX)))
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((const unsigned char *) IDENTIFIER_POINTER (JPOOL_UTF (JCF, INDEX)))
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#define HANDLE_CONSTANT_Utf8(JCF, INDEX, LENGTH) \
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#define HANDLE_CONSTANT_Utf8(JCF, INDEX, LENGTH) \
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do { \
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do { \
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unsigned char save; unsigned char *text; \
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unsigned char save; unsigned char *text; \
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JCF_FILL (JCF, (LENGTH)+1); /* Make sure we read 1 byte beyond string. */ \
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JCF_FILL (JCF, (LENGTH)+1); /* Make sure we read 1 byte beyond string. */ \
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text = (JCF)->read_ptr; \
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text = (JCF)->read_ptr; \
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save = text[LENGTH]; \
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save = text[LENGTH]; \
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text[LENGTH] = 0; \
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text[LENGTH] = 0; \
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(JCF)->cpool.data[INDEX].t = get_identifier ((const char *) text); \
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(JCF)->cpool.data[INDEX].t = get_identifier ((const char *) text); \
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text[LENGTH] = save; \
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text[LENGTH] = save; \
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JCF_SKIP (JCF, LENGTH); } while (0)
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JCF_SKIP (JCF, LENGTH); } while (0)
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#include "jcf.h"
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#include "jcf.h"
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extern struct obstack temporary_obstack;
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extern struct obstack temporary_obstack;
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static GTY(()) tree parse_roots[3];
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static GTY(()) tree parse_roots[3];
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/* The FIELD_DECL for the current field. */
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/* The FIELD_DECL for the current field. */
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#define current_field parse_roots[0]
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#define current_field parse_roots[0]
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/* The METHOD_DECL for the current method. */
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/* The METHOD_DECL for the current method. */
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#define current_method parse_roots[1]
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#define current_method parse_roots[1]
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/* A list of TRANSLATION_UNIT_DECLs for the files to be compiled. */
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/* A list of TRANSLATION_UNIT_DECLs for the files to be compiled. */
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#define current_file_list parse_roots[2]
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#define current_file_list parse_roots[2]
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/* Line 0 in current file, if compiling from bytecode. */
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/* Line 0 in current file, if compiling from bytecode. */
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static location_t file_start_location;
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static location_t file_start_location;
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/* The Java archive that provides main_class; the main input file. */
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/* The Java archive that provides main_class; the main input file. */
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static GTY(()) struct JCF * main_jcf;
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static GTY(()) struct JCF * main_jcf;
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/* The number of source files passed to us by -fsource-filename and an
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/* The number of source files passed to us by -fsource-filename and an
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array of pointers to each name. Used by find_sourcefile(). */
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array of pointers to each name. Used by find_sourcefile(). */
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static int num_files = 0;
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static int num_files = 0;
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static char **filenames;
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static char **filenames;
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static struct ZipFile *localToFile;
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static struct ZipFile *localToFile;
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/* A map of byte offsets in the reflection data that are fields which
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/* A map of byte offsets in the reflection data that are fields which
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need renumbering. */
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need renumbering. */
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bitmap field_offsets;
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bitmap field_offsets;
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bitmap_obstack bit_obstack;
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bitmap_obstack bit_obstack;
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/* Declarations of some functions used here. */
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/* Declarations of some functions used here. */
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static void handle_innerclass_attribute (int count, JCF *, int len);
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static void handle_innerclass_attribute (int count, JCF *, int len);
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static tree give_name_to_class (JCF *jcf, int index);
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static tree give_name_to_class (JCF *jcf, int index);
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static char *compute_class_name (struct ZipDirectory *zdir);
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static char *compute_class_name (struct ZipDirectory *zdir);
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static int classify_zip_file (struct ZipDirectory *zdir);
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static int classify_zip_file (struct ZipDirectory *zdir);
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static void parse_zip_file_entries (void);
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static void parse_zip_file_entries (void);
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static void process_zip_dir (FILE *);
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static void process_zip_dir (FILE *);
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static void parse_class_file (void);
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static void parse_class_file (void);
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static void handle_deprecated (void);
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static void handle_deprecated (void);
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static void set_source_filename (JCF *, int);
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static void set_source_filename (JCF *, int);
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static void jcf_parse (struct JCF*);
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static void jcf_parse (struct JCF*);
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static void load_inner_classes (tree);
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static void load_inner_classes (tree);
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static void handle_annotation (JCF *jcf, int level);
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static void handle_annotation (JCF *jcf, int level);
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static void java_layout_seen_class_methods (void);
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static void java_layout_seen_class_methods (void);
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/* Handle "Deprecated" attribute. */
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/* Handle "Deprecated" attribute. */
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static void
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static void
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handle_deprecated (void)
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handle_deprecated (void)
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{
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{
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if (current_field != NULL_TREE)
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if (current_field != NULL_TREE)
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FIELD_DEPRECATED (current_field) = 1;
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FIELD_DEPRECATED (current_field) = 1;
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else if (current_method != NULL_TREE)
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else if (current_method != NULL_TREE)
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METHOD_DEPRECATED (current_method) = 1;
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METHOD_DEPRECATED (current_method) = 1;
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else if (current_class != NULL_TREE)
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else if (current_class != NULL_TREE)
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CLASS_DEPRECATED (TYPE_NAME (current_class)) = 1;
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CLASS_DEPRECATED (TYPE_NAME (current_class)) = 1;
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else
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else
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{
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{
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/* Shouldn't happen. */
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/* Shouldn't happen. */
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gcc_unreachable ();
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gcc_unreachable ();
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}
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}
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}
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}
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/* Reverse a string. */
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/* Reverse a string. */
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static char *
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static char *
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reverse (const char *s)
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reverse (const char *s)
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{
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{
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if (s == NULL)
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if (s == NULL)
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return NULL;
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return NULL;
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else
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else
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{
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{
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int len = strlen (s);
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int len = strlen (s);
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char *d = XNEWVAR (char, len + 1);
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char *d = XNEWVAR (char, len + 1);
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const char *sp;
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const char *sp;
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char *dp;
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char *dp;
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d[len] = 0;
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d[len] = 0;
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for (dp = &d[0], sp = &s[len-1]; sp >= s; dp++, sp--)
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for (dp = &d[0], sp = &s[len-1]; sp >= s; dp++, sp--)
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*dp = *sp;
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*dp = *sp;
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return d;
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return d;
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}
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}
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}
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}
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/* Compare two strings for qsort(). */
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/* Compare two strings for qsort(). */
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static int
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static int
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cmpstringp (const void *p1, const void *p2)
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cmpstringp (const void *p1, const void *p2)
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{
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{
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/* The arguments to this function are "pointers to
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/* The arguments to this function are "pointers to
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pointers to char", but strcmp() arguments are "pointers
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pointers to char", but strcmp() arguments are "pointers
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to char", hence the following cast plus dereference */
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to char", hence the following cast plus dereference */
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return strcmp(*(const char *const*) p1, *(const char *const*) p2);
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return strcmp(*(const char *const*) p1, *(const char *const*) p2);
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}
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}
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/* Create an array of strings, one for each source file that we've
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/* Create an array of strings, one for each source file that we've
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seen. fsource_filename can either be the name of a single .java
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seen. fsource_filename can either be the name of a single .java
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file or a file that contains a list of filenames separated by
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file or a file that contains a list of filenames separated by
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newlines. */
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newlines. */
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void
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void
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java_read_sourcefilenames (const char *fsource_filename)
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java_read_sourcefilenames (const char *fsource_filename)
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{
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{
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if (fsource_filename
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if (fsource_filename
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&& filenames == 0
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&& filenames == 0
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&& strlen (fsource_filename) > strlen (".java")
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&& strlen (fsource_filename) > strlen (".java")
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&& strcmp ((fsource_filename
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&& strcmp ((fsource_filename
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+ strlen (fsource_filename)
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+ strlen (fsource_filename)
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- strlen (".java")),
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- strlen (".java")),
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".java") != 0)
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".java") != 0)
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{
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{
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/* fsource_filename isn't a .java file but a list of filenames
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/* fsource_filename isn't a .java file but a list of filenames
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separated by newlines */
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separated by newlines */
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FILE *finput = fopen (fsource_filename, "r");
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FILE *finput = fopen (fsource_filename, "r");
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int len = 0;
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int len = 0;
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int longest_line = 0;
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int longest_line = 0;
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gcc_assert (finput);
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gcc_assert (finput);
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/* Find out how many files there are, and how long the filenames are. */
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/* Find out how many files there are, and how long the filenames are. */
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while (! feof (finput))
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while (! feof (finput))
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{
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{
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int ch = getc (finput);
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int ch = getc (finput);
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if (ch == '\n')
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if (ch == '\n')
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{
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{
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num_files++;
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num_files++;
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if (len > longest_line)
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if (len > longest_line)
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longest_line = len;
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longest_line = len;
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len = 0;
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len = 0;
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continue;
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continue;
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}
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}
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if (ch == EOF)
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if (ch == EOF)
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break;
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break;
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len++;
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len++;
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}
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}
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rewind (finput);
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rewind (finput);
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/* Read the filenames. Put a pointer to each filename into the
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/* Read the filenames. Put a pointer to each filename into the
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array FILENAMES. */
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array FILENAMES. */
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{
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{
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char *linebuf = (char *) alloca (longest_line + 1);
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char *linebuf = (char *) alloca (longest_line + 1);
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int i = 0;
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int i = 0;
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int charpos;
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int charpos;
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filenames = XNEWVEC (char *, num_files);
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filenames = XNEWVEC (char *, num_files);
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charpos = 0;
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charpos = 0;
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for (;;)
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for (;;)
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{
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{
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int ch = getc (finput);
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int ch = getc (finput);
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if (ch == EOF)
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if (ch == EOF)
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break;
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break;
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if (ch == '\n')
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if (ch == '\n')
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{
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{
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linebuf[charpos] = 0;
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linebuf[charpos] = 0;
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gcc_assert (i < num_files);
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gcc_assert (i < num_files);
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/* ??? Perhaps we should use lrealpath() here. Doing
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/* ??? Perhaps we should use lrealpath() here. Doing
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so would tidy up things like /../ but the rest of
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so would tidy up things like /../ but the rest of
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gcc seems to assume relative pathnames, not
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gcc seems to assume relative pathnames, not
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absolute pathnames. */
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absolute pathnames. */
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/* realname = lrealpath (linebuf); */
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/* realname = lrealpath (linebuf); */
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filenames[i++] = reverse (linebuf);
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filenames[i++] = reverse (linebuf);
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charpos = 0;
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charpos = 0;
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continue;
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continue;
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}
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}
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gcc_assert (charpos < longest_line);
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gcc_assert (charpos < longest_line);
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linebuf[charpos++] = ch;
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linebuf[charpos++] = ch;
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}
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}
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|
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if (num_files > 1)
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if (num_files > 1)
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qsort (filenames, num_files, sizeof (char *), cmpstringp);
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qsort (filenames, num_files, sizeof (char *), cmpstringp);
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}
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}
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fclose (finput);
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fclose (finput);
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}
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}
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else
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else
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{
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{
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filenames = XNEWVEC (char *, 1);
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filenames = XNEWVEC (char *, 1);
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filenames[0] = reverse (fsource_filename);
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filenames[0] = reverse (fsource_filename);
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num_files = 1;
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num_files = 1;
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}
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}
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}
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}
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/* Given a relative pathname such as foo/bar.java, attempt to find a
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/* Given a relative pathname such as foo/bar.java, attempt to find a
|
longer pathname with the same suffix.
|
longer pathname with the same suffix.
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|
|
This is a best guess heuristic; with some weird class hierarchies we
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This is a best guess heuristic; with some weird class hierarchies we
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may fail to pick the correct source file. For example, if we have
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may fail to pick the correct source file. For example, if we have
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the filenames foo/bar.java and also foo/foo/bar.java, we do not
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the filenames foo/bar.java and also foo/foo/bar.java, we do not
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have enough information to know which one is the right match for
|
have enough information to know which one is the right match for
|
foo/bar.java. */
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foo/bar.java. */
|
|
|
static const char *
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static const char *
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find_sourcefile (const char *name)
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find_sourcefile (const char *name)
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{
|
{
|
int i = 0, j = num_files-1;
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int i = 0, j = num_files-1;
|
char *found = NULL;
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char *found = NULL;
|
|
|
if (filenames)
|
if (filenames)
|
{
|
{
|
char *revname = reverse (name);
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char *revname = reverse (name);
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|
|
do
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do
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{
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{
|
int k = (i+j) / 2;
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int k = (i+j) / 2;
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int cmp = strncmp (revname, filenames[k], strlen (revname));
|
int cmp = strncmp (revname, filenames[k], strlen (revname));
|
if (cmp == 0)
|
if (cmp == 0)
|
{
|
{
|
/* OK, so we found one. But is it a unique match? */
|
/* OK, so we found one. But is it a unique match? */
|
if ((k > i
|
if ((k > i
|
&& strncmp (revname, filenames[k-1], strlen (revname)) == 0)
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&& strncmp (revname, filenames[k-1], strlen (revname)) == 0)
|
|| (k < j
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|| (k < j
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&& (strncmp (revname, filenames[k+1], strlen (revname))
|
&& (strncmp (revname, filenames[k+1], strlen (revname))
|
== 0)))
|
== 0)))
|
;
|
;
|
else
|
else
|
found = filenames[k];
|
found = filenames[k];
|
break;
|
break;
|
}
|
}
|
if (cmp > 0)
|
if (cmp > 0)
|
i = k+1;
|
i = k+1;
|
else
|
else
|
j = k-1;
|
j = k-1;
|
}
|
}
|
while (i <= j);
|
while (i <= j);
|
|
|
free (revname);
|
free (revname);
|
}
|
}
|
|
|
if (found && strlen (found) > strlen (name))
|
if (found && strlen (found) > strlen (name))
|
return reverse (found);
|
return reverse (found);
|
else
|
else
|
return name;
|
return name;
|
}
|
}
|
|
|
|
|
|
|
/* Handle "SourceFile" attribute. */
|
/* Handle "SourceFile" attribute. */
|
|
|
static void
|
static void
|
set_source_filename (JCF *jcf, int index)
|
set_source_filename (JCF *jcf, int index)
|
{
|
{
|
tree sfname_id = get_name_constant (jcf, index);
|
tree sfname_id = get_name_constant (jcf, index);
|
const char *sfname = IDENTIFIER_POINTER (sfname_id);
|
const char *sfname = IDENTIFIER_POINTER (sfname_id);
|
const char *old_filename = input_filename;
|
const char *old_filename = input_filename;
|
int new_len = IDENTIFIER_LENGTH (sfname_id);
|
int new_len = IDENTIFIER_LENGTH (sfname_id);
|
if (old_filename != NULL)
|
if (old_filename != NULL)
|
{
|
{
|
int old_len = strlen (old_filename);
|
int old_len = strlen (old_filename);
|
/* Use the current input_filename (derived from the class name)
|
/* Use the current input_filename (derived from the class name)
|
if it has a directory prefix, but otherwise matches sfname. */
|
if it has a directory prefix, but otherwise matches sfname. */
|
if (old_len > new_len
|
if (old_len > new_len
|
&& strcmp (sfname, old_filename + old_len - new_len) == 0
|
&& strcmp (sfname, old_filename + old_len - new_len) == 0
|
&& (old_filename[old_len - new_len - 1] == '/'
|
&& (old_filename[old_len - new_len - 1] == '/'
|
|| old_filename[old_len - new_len - 1] == '\\'))
|
|| old_filename[old_len - new_len - 1] == '\\'))
|
return;
|
return;
|
}
|
}
|
if (strchr (sfname, '/') == NULL && strchr (sfname, '\\') == NULL)
|
if (strchr (sfname, '/') == NULL && strchr (sfname, '\\') == NULL)
|
{
|
{
|
const char *class_name
|
const char *class_name
|
= IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (current_class)));
|
= IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (current_class)));
|
const char *dot = strrchr (class_name, '.');
|
const char *dot = strrchr (class_name, '.');
|
if (dot != NULL)
|
if (dot != NULL)
|
{
|
{
|
/* Length of prefix, not counting final dot. */
|
/* Length of prefix, not counting final dot. */
|
int i = dot - class_name;
|
int i = dot - class_name;
|
/* Concatenate current package prefix with new sfname. */
|
/* Concatenate current package prefix with new sfname. */
|
char *buf = XNEWVEC (char, i + new_len + 2); /* Space for '.' and '\0'. */
|
char *buf = XNEWVEC (char, i + new_len + 2); /* Space for '.' and '\0'. */
|
strcpy (buf + i + 1, sfname);
|
strcpy (buf + i + 1, sfname);
|
/* Copy package from class_name, replacing '.' by DIR_SEPARATOR.
|
/* Copy package from class_name, replacing '.' by DIR_SEPARATOR.
|
Note we start at the end with the final package dot. */
|
Note we start at the end with the final package dot. */
|
for (; i >= 0; i--)
|
for (; i >= 0; i--)
|
{
|
{
|
char c = class_name[i];
|
char c = class_name[i];
|
if (c == '.')
|
if (c == '.')
|
c = DIR_SEPARATOR;
|
c = DIR_SEPARATOR;
|
buf[i] = c;
|
buf[i] = c;
|
}
|
}
|
sfname_id = get_identifier (buf);
|
sfname_id = get_identifier (buf);
|
free (buf);
|
free (buf);
|
sfname = IDENTIFIER_POINTER (sfname_id);
|
sfname = IDENTIFIER_POINTER (sfname_id);
|
}
|
}
|
}
|
}
|
|
|
sfname = find_sourcefile (sfname);
|
sfname = find_sourcefile (sfname);
|
line_table->maps[line_table->used-1].to_file = sfname;
|
line_table->maps[line_table->used-1].to_file = sfname;
|
if (current_class == main_class) main_input_filename = sfname;
|
if (current_class == main_class) main_input_filename = sfname;
|
}
|
}
|
|
|
|
|
|
|
|
|
/* Annotation handling.
|
/* Annotation handling.
|
|
|
The technique we use here is to copy the annotation data directly
|
The technique we use here is to copy the annotation data directly
|
from the input class file into the output file. We don't decode the
|
from the input class file into the output file. We don't decode the
|
data at all, merely rewriting constant indexes whenever we come
|
data at all, merely rewriting constant indexes whenever we come
|
across them: this is necessary because the constant pool in the
|
across them: this is necessary because the constant pool in the
|
output file isn't the same as the constant pool in in the input.
|
output file isn't the same as the constant pool in in the input.
|
|
|
The main advantage of this technique is that the resulting
|
The main advantage of this technique is that the resulting
|
annotation data is pointer-free, so it doesn't have to be relocated
|
annotation data is pointer-free, so it doesn't have to be relocated
|
at startup time. As a consequence of this, annotations have no
|
at startup time. As a consequence of this, annotations have no
|
performance impact unless they are used. Also, this representation
|
performance impact unless they are used. Also, this representation
|
is very dense. */
|
is very dense. */
|
|
|
|
|
/* Expand TYPE_REFLECTION_DATA by DELTA bytes. Return the address of
|
/* Expand TYPE_REFLECTION_DATA by DELTA bytes. Return the address of
|
the start of the newly allocated region. */
|
the start of the newly allocated region. */
|
|
|
static unsigned char*
|
static unsigned char*
|
annotation_grow (int delta)
|
annotation_grow (int delta)
|
{
|
{
|
unsigned char **data = &TYPE_REFLECTION_DATA (current_class);
|
unsigned char **data = &TYPE_REFLECTION_DATA (current_class);
|
long *datasize = &TYPE_REFLECTION_DATASIZE (current_class);
|
long *datasize = &TYPE_REFLECTION_DATASIZE (current_class);
|
long len = *datasize;
|
long len = *datasize;
|
|
|
if (*data == NULL)
|
if (*data == NULL)
|
{
|
{
|
*data = XNEWVAR (unsigned char, delta);
|
*data = XNEWVAR (unsigned char, delta);
|
}
|
}
|
else
|
else
|
{
|
{
|
int newlen = *datasize + delta;
|
int newlen = *datasize + delta;
|
if (floor_log2 (newlen) != floor_log2 (*datasize))
|
if (floor_log2 (newlen) != floor_log2 (*datasize))
|
*data = XRESIZEVAR (unsigned char, *data, 2 << (floor_log2 (newlen)));
|
*data = XRESIZEVAR (unsigned char, *data, 2 << (floor_log2 (newlen)));
|
}
|
}
|
*datasize += delta;
|
*datasize += delta;
|
return *data + len;
|
return *data + len;
|
}
|
}
|
|
|
/* annotation_rewrite_TYPE. Rewrite various int types at p. Use Java
|
/* annotation_rewrite_TYPE. Rewrite various int types at p. Use Java
|
byte order (i.e. big endian.) */
|
byte order (i.e. big endian.) */
|
|
|
static void
|
static void
|
annotation_rewrite_byte (unsigned int n, unsigned char *p)
|
annotation_rewrite_byte (unsigned int n, unsigned char *p)
|
{
|
{
|
p[0] = n;
|
p[0] = n;
|
}
|
}
|
|
|
static void
|
static void
|
annotation_rewrite_short (unsigned int n, unsigned char *p)
|
annotation_rewrite_short (unsigned int n, unsigned char *p)
|
{
|
{
|
p[0] = n>>8;
|
p[0] = n>>8;
|
p[1] = n;
|
p[1] = n;
|
}
|
}
|
|
|
static void
|
static void
|
annotation_rewrite_int (unsigned int n, unsigned char *p)
|
annotation_rewrite_int (unsigned int n, unsigned char *p)
|
{
|
{
|
p[0] = n>>24;
|
p[0] = n>>24;
|
p[1] = n>>16;
|
p[1] = n>>16;
|
p[2] = n>>8;
|
p[2] = n>>8;
|
p[3] = n;
|
p[3] = n;
|
}
|
}
|
|
|
/* Read a 16-bit unsigned int in Java byte order (i.e. big
|
/* Read a 16-bit unsigned int in Java byte order (i.e. big
|
endian.) */
|
endian.) */
|
|
|
static uint16
|
static uint16
|
annotation_read_short (unsigned char *p)
|
annotation_read_short (unsigned char *p)
|
{
|
{
|
uint16 tmp = p[0];
|
uint16 tmp = p[0];
|
tmp = (tmp << 8) | p[1];
|
tmp = (tmp << 8) | p[1];
|
return tmp;
|
return tmp;
|
}
|
}
|
|
|
/* annotation_write_TYPE. Rewrite various int types, appending them
|
/* annotation_write_TYPE. Rewrite various int types, appending them
|
to TYPE_REFLECTION_DATA. Use Java byte order (i.e. big
|
to TYPE_REFLECTION_DATA. Use Java byte order (i.e. big
|
endian.) */
|
endian.) */
|
|
|
static void
|
static void
|
annotation_write_byte (unsigned int n)
|
annotation_write_byte (unsigned int n)
|
{
|
{
|
annotation_rewrite_byte (n, annotation_grow (1));
|
annotation_rewrite_byte (n, annotation_grow (1));
|
}
|
}
|
|
|
static void
|
static void
|
annotation_write_short (unsigned int n)
|
annotation_write_short (unsigned int n)
|
{
|
{
|
annotation_rewrite_short (n, annotation_grow (2));
|
annotation_rewrite_short (n, annotation_grow (2));
|
}
|
}
|
|
|
static void
|
static void
|
annotation_write_int (unsigned int n)
|
annotation_write_int (unsigned int n)
|
{
|
{
|
annotation_rewrite_int (n, annotation_grow (4));
|
annotation_rewrite_int (n, annotation_grow (4));
|
}
|
}
|
|
|
/* Create a 64-bit constant in the constant pool.
|
/* Create a 64-bit constant in the constant pool.
|
|
|
This is used for both integer and floating-point types. As a
|
This is used for both integer and floating-point types. As a
|
consequence, it will not work if the target floating-point format
|
consequence, it will not work if the target floating-point format
|
is anything other than IEEE-754. While this is arguably a bug, the
|
is anything other than IEEE-754. While this is arguably a bug, the
|
runtime library makes exactly the same assumption and it's unlikely
|
runtime library makes exactly the same assumption and it's unlikely
|
that Java will ever run on a non-IEEE machine. */
|
that Java will ever run on a non-IEEE machine. */
|
|
|
static int
|
static int
|
handle_long_constant (JCF *jcf, CPool *cpool, enum cpool_tag kind,
|
handle_long_constant (JCF *jcf, CPool *cpool, enum cpool_tag kind,
|
int index, bool big_endian)
|
int index, bool big_endian)
|
{
|
{
|
/* If we're on a 64-bit platform we can fit a long or double
|
/* If we're on a 64-bit platform we can fit a long or double
|
into the same space as a jword. */
|
into the same space as a jword. */
|
if (POINTER_SIZE >= 64)
|
if (POINTER_SIZE >= 64)
|
index = find_constant1 (cpool, kind, JPOOL_LONG (jcf, index));
|
index = find_constant1 (cpool, kind, JPOOL_LONG (jcf, index));
|
|
|
/* In a compiled program the constant pool is in native word
|
/* In a compiled program the constant pool is in native word
|
order. How weird is that??? */
|
order. How weird is that??? */
|
else if (big_endian)
|
else if (big_endian)
|
index = find_constant2 (cpool, kind,
|
index = find_constant2 (cpool, kind,
|
JPOOL_INT (jcf, index),
|
JPOOL_INT (jcf, index),
|
JPOOL_INT (jcf, index+1));
|
JPOOL_INT (jcf, index+1));
|
else
|
else
|
index = find_constant2 (cpool, kind,
|
index = find_constant2 (cpool, kind,
|
JPOOL_INT (jcf, index+1),
|
JPOOL_INT (jcf, index+1),
|
JPOOL_INT (jcf, index));
|
JPOOL_INT (jcf, index));
|
|
|
return index;
|
return index;
|
}
|
}
|
|
|
/* Given a class file and an index into its constant pool, create an
|
/* Given a class file and an index into its constant pool, create an
|
entry in the outgoing constant pool for the same item. */
|
entry in the outgoing constant pool for the same item. */
|
|
|
static uint16
|
static uint16
|
handle_constant (JCF *jcf, int index, enum cpool_tag purpose)
|
handle_constant (JCF *jcf, int index, enum cpool_tag purpose)
|
{
|
{
|
unsigned int kind;
|
unsigned int kind;
|
CPool *cpool = cpool_for_class (output_class);
|
CPool *cpool = cpool_for_class (output_class);
|
|
|
if (index == 0)
|
if (index == 0)
|
return 0;
|
return 0;
|
|
|
if (! CPOOL_INDEX_IN_RANGE (&jcf->cpool, index))
|
if (! CPOOL_INDEX_IN_RANGE (&jcf->cpool, index))
|
error ("<constant pool index %d not in range>", index);
|
error ("<constant pool index %d not in range>", index);
|
|
|
kind = JPOOL_TAG (jcf, index);
|
kind = JPOOL_TAG (jcf, index);
|
|
|
if ((kind & ~CONSTANT_ResolvedFlag) != purpose)
|
if ((kind & ~CONSTANT_ResolvedFlag) != purpose)
|
{
|
{
|
if (purpose == CONSTANT_Class
|
if (purpose == CONSTANT_Class
|
&& kind == CONSTANT_Utf8)
|
&& kind == CONSTANT_Utf8)
|
;
|
;
|
else
|
else
|
error ("<constant pool index %d unexpected type", index);
|
error ("<constant pool index %d unexpected type", index);
|
}
|
}
|
|
|
switch (kind)
|
switch (kind)
|
{
|
{
|
case CONSTANT_Class:
|
case CONSTANT_Class:
|
case CONSTANT_ResolvedClass:
|
case CONSTANT_ResolvedClass:
|
{
|
{
|
/* For some reason I know not the what of, class names in
|
/* For some reason I know not the what of, class names in
|
annotations are UTF-8 strings in the constant pool but
|
annotations are UTF-8 strings in the constant pool but
|
class names in EnclosingMethod attributes are real class
|
class names in EnclosingMethod attributes are real class
|
references. Set CONSTANT_LazyFlag here so that the VM
|
references. Set CONSTANT_LazyFlag here so that the VM
|
doesn't attempt to resolve them at class initialization
|
doesn't attempt to resolve them at class initialization
|
time. */
|
time. */
|
tree resolved_class, class_name;
|
tree resolved_class, class_name;
|
resolved_class = get_class_constant (jcf, index);
|
resolved_class = get_class_constant (jcf, index);
|
class_name = build_internal_class_name (resolved_class);
|
class_name = build_internal_class_name (resolved_class);
|
index = alloc_name_constant (CONSTANT_Class | CONSTANT_LazyFlag,
|
index = alloc_name_constant (CONSTANT_Class | CONSTANT_LazyFlag,
|
(unmangle_classname
|
(unmangle_classname
|
(IDENTIFIER_POINTER(class_name),
|
(IDENTIFIER_POINTER(class_name),
|
IDENTIFIER_LENGTH(class_name))));
|
IDENTIFIER_LENGTH(class_name))));
|
break;
|
break;
|
}
|
}
|
case CONSTANT_Utf8:
|
case CONSTANT_Utf8:
|
{
|
{
|
tree utf8 = get_constant (jcf, index);
|
tree utf8 = get_constant (jcf, index);
|
if (purpose == CONSTANT_Class)
|
if (purpose == CONSTANT_Class)
|
/* Create a constant pool entry for a type signature. This
|
/* Create a constant pool entry for a type signature. This
|
one has '.' rather than '/' because it isn't going into a
|
one has '.' rather than '/' because it isn't going into a
|
class file, it's going into a compiled object.
|
class file, it's going into a compiled object.
|
|
|
This has to match the logic in
|
This has to match the logic in
|
_Jv_ClassReader::prepare_pool_entry(). */
|
_Jv_ClassReader::prepare_pool_entry(). */
|
utf8 = unmangle_classname (IDENTIFIER_POINTER(utf8),
|
utf8 = unmangle_classname (IDENTIFIER_POINTER(utf8),
|
IDENTIFIER_LENGTH(utf8));
|
IDENTIFIER_LENGTH(utf8));
|
index = alloc_name_constant (kind, utf8);
|
index = alloc_name_constant (kind, utf8);
|
}
|
}
|
break;
|
break;
|
|
|
case CONSTANT_Long:
|
case CONSTANT_Long:
|
index = handle_long_constant (jcf, cpool, CONSTANT_Long, index,
|
index = handle_long_constant (jcf, cpool, CONSTANT_Long, index,
|
WORDS_BIG_ENDIAN);
|
WORDS_BIG_ENDIAN);
|
break;
|
break;
|
|
|
case CONSTANT_Double:
|
case CONSTANT_Double:
|
index = handle_long_constant (jcf, cpool, CONSTANT_Double, index,
|
index = handle_long_constant (jcf, cpool, CONSTANT_Double, index,
|
FLOAT_WORDS_BIG_ENDIAN);
|
FLOAT_WORDS_BIG_ENDIAN);
|
break;
|
break;
|
|
|
case CONSTANT_Float:
|
case CONSTANT_Float:
|
case CONSTANT_Integer:
|
case CONSTANT_Integer:
|
index = find_constant1 (cpool, kind, JPOOL_INT (jcf, index));
|
index = find_constant1 (cpool, kind, JPOOL_INT (jcf, index));
|
break;
|
break;
|
|
|
case CONSTANT_NameAndType:
|
case CONSTANT_NameAndType:
|
{
|
{
|
uint16 name = JPOOL_USHORT1 (jcf, index);
|
uint16 name = JPOOL_USHORT1 (jcf, index);
|
uint16 sig = JPOOL_USHORT2 (jcf, index);
|
uint16 sig = JPOOL_USHORT2 (jcf, index);
|
uint32 name_index = handle_constant (jcf, name, CONSTANT_Utf8);
|
uint32 name_index = handle_constant (jcf, name, CONSTANT_Utf8);
|
uint32 sig_index = handle_constant (jcf, sig, CONSTANT_Class);
|
uint32 sig_index = handle_constant (jcf, sig, CONSTANT_Class);
|
jword new_index = (name_index << 16) | sig_index;
|
jword new_index = (name_index << 16) | sig_index;
|
index = find_constant1 (cpool, kind, new_index);
|
index = find_constant1 (cpool, kind, new_index);
|
}
|
}
|
break;
|
break;
|
|
|
default:
|
default:
|
abort ();
|
abort ();
|
}
|
}
|
|
|
return index;
|
return index;
|
}
|
}
|
|
|
/* Read an element_value structure from an annotation in JCF. Return
|
/* Read an element_value structure from an annotation in JCF. Return
|
the constant pool index for the resulting constant pool entry. */
|
the constant pool index for the resulting constant pool entry. */
|
|
|
static int
|
static int
|
handle_element_value (JCF *jcf, int level)
|
handle_element_value (JCF *jcf, int level)
|
{
|
{
|
uint8 tag = JCF_readu (jcf);
|
uint8 tag = JCF_readu (jcf);
|
int index = 0;
|
int index = 0;
|
|
|
annotation_write_byte (tag);
|
annotation_write_byte (tag);
|
switch (tag)
|
switch (tag)
|
{
|
{
|
case 'B':
|
case 'B':
|
case 'C':
|
case 'C':
|
case 'S':
|
case 'S':
|
case 'Z':
|
case 'Z':
|
case 'I':
|
case 'I':
|
{
|
{
|
uint16 cindex = JCF_readu2 (jcf);
|
uint16 cindex = JCF_readu2 (jcf);
|
index = handle_constant (jcf, cindex,
|
index = handle_constant (jcf, cindex,
|
CONSTANT_Integer);
|
CONSTANT_Integer);
|
annotation_write_short (index);
|
annotation_write_short (index);
|
}
|
}
|
break;
|
break;
|
case 'D':
|
case 'D':
|
{
|
{
|
uint16 cindex = JCF_readu2 (jcf);
|
uint16 cindex = JCF_readu2 (jcf);
|
index = handle_constant (jcf, cindex,
|
index = handle_constant (jcf, cindex,
|
CONSTANT_Double);
|
CONSTANT_Double);
|
annotation_write_short (index);
|
annotation_write_short (index);
|
}
|
}
|
break;
|
break;
|
case 'F':
|
case 'F':
|
{
|
{
|
uint16 cindex = JCF_readu2 (jcf);
|
uint16 cindex = JCF_readu2 (jcf);
|
index = handle_constant (jcf, cindex,
|
index = handle_constant (jcf, cindex,
|
CONSTANT_Float);
|
CONSTANT_Float);
|
annotation_write_short (index);
|
annotation_write_short (index);
|
}
|
}
|
break;
|
break;
|
case 'J':
|
case 'J':
|
{
|
{
|
uint16 cindex = JCF_readu2 (jcf);
|
uint16 cindex = JCF_readu2 (jcf);
|
index = handle_constant (jcf, cindex,
|
index = handle_constant (jcf, cindex,
|
CONSTANT_Long);
|
CONSTANT_Long);
|
annotation_write_short (index);
|
annotation_write_short (index);
|
}
|
}
|
break;
|
break;
|
case 's':
|
case 's':
|
{
|
{
|
uint16 cindex = JCF_readu2 (jcf);
|
uint16 cindex = JCF_readu2 (jcf);
|
/* Despite what the JVM spec says, compilers generate a Utf8
|
/* Despite what the JVM spec says, compilers generate a Utf8
|
constant here, not a String. */
|
constant here, not a String. */
|
index = handle_constant (jcf, cindex,
|
index = handle_constant (jcf, cindex,
|
CONSTANT_Utf8);
|
CONSTANT_Utf8);
|
annotation_write_short (index);
|
annotation_write_short (index);
|
}
|
}
|
break;
|
break;
|
|
|
case 'e':
|
case 'e':
|
{
|
{
|
uint16 type_name_index = JCF_readu2 (jcf);
|
uint16 type_name_index = JCF_readu2 (jcf);
|
uint16 const_name_index = JCF_readu2 (jcf);
|
uint16 const_name_index = JCF_readu2 (jcf);
|
index = handle_constant (jcf, type_name_index,
|
index = handle_constant (jcf, type_name_index,
|
CONSTANT_Class);
|
CONSTANT_Class);
|
annotation_write_short (index);
|
annotation_write_short (index);
|
index = handle_constant (jcf, const_name_index,
|
index = handle_constant (jcf, const_name_index,
|
CONSTANT_Utf8);
|
CONSTANT_Utf8);
|
annotation_write_short (index);
|
annotation_write_short (index);
|
}
|
}
|
break;
|
break;
|
case 'c':
|
case 'c':
|
{
|
{
|
uint16 class_info_index = JCF_readu2 (jcf);
|
uint16 class_info_index = JCF_readu2 (jcf);
|
index = handle_constant (jcf, class_info_index,
|
index = handle_constant (jcf, class_info_index,
|
CONSTANT_Class);
|
CONSTANT_Class);
|
annotation_write_short (index);
|
annotation_write_short (index);
|
}
|
}
|
break;
|
break;
|
case '@':
|
case '@':
|
{
|
{
|
handle_annotation (jcf, level + 1);
|
handle_annotation (jcf, level + 1);
|
}
|
}
|
break;
|
break;
|
case '[':
|
case '[':
|
{
|
{
|
uint16 n_array_elts = JCF_readu2 (jcf);
|
uint16 n_array_elts = JCF_readu2 (jcf);
|
annotation_write_short (n_array_elts);
|
annotation_write_short (n_array_elts);
|
while (n_array_elts--)
|
while (n_array_elts--)
|
handle_element_value (jcf, level + 1);
|
handle_element_value (jcf, level + 1);
|
}
|
}
|
break;
|
break;
|
default:
|
default:
|
abort();
|
abort();
|
break;
|
break;
|
}
|
}
|
return index;
|
return index;
|
}
|
}
|
|
|
/* Read an annotation structure from JCF. Write it to the
|
/* Read an annotation structure from JCF. Write it to the
|
reflection_data field of the outgoing class. */
|
reflection_data field of the outgoing class. */
|
|
|
static void
|
static void
|
handle_annotation (JCF *jcf, int level)
|
handle_annotation (JCF *jcf, int level)
|
{
|
{
|
uint16 type_index = JCF_readu2 (jcf);
|
uint16 type_index = JCF_readu2 (jcf);
|
uint16 npairs = JCF_readu2 (jcf);
|
uint16 npairs = JCF_readu2 (jcf);
|
int index = handle_constant (jcf, type_index,
|
int index = handle_constant (jcf, type_index,
|
CONSTANT_Class);
|
CONSTANT_Class);
|
annotation_write_short (index);
|
annotation_write_short (index);
|
annotation_write_short (npairs);
|
annotation_write_short (npairs);
|
while (npairs--)
|
while (npairs--)
|
{
|
{
|
uint16 name_index = JCF_readu2 (jcf);
|
uint16 name_index = JCF_readu2 (jcf);
|
index = handle_constant (jcf, name_index,
|
index = handle_constant (jcf, name_index,
|
CONSTANT_Utf8);
|
CONSTANT_Utf8);
|
annotation_write_short (index);
|
annotation_write_short (index);
|
handle_element_value (jcf, level + 2);
|
handle_element_value (jcf, level + 2);
|
}
|
}
|
}
|
}
|
|
|
/* Read an annotation count from JCF, and write the following
|
/* Read an annotation count from JCF, and write the following
|
annotations to the reflection_data field of the outgoing class. */
|
annotations to the reflection_data field of the outgoing class. */
|
|
|
static void
|
static void
|
handle_annotations (JCF *jcf, int level)
|
handle_annotations (JCF *jcf, int level)
|
{
|
{
|
uint16 num = JCF_readu2 (jcf);
|
uint16 num = JCF_readu2 (jcf);
|
annotation_write_short (num);
|
annotation_write_short (num);
|
while (num--)
|
while (num--)
|
handle_annotation (jcf, level);
|
handle_annotation (jcf, level);
|
}
|
}
|
|
|
/* As handle_annotations(), but perform a sanity check that we write
|
/* As handle_annotations(), but perform a sanity check that we write
|
the same number of bytes that we were expecting. */
|
the same number of bytes that we were expecting. */
|
|
|
static void
|
static void
|
handle_annotation_attribute (int ATTRIBUTE_UNUSED index, JCF *jcf,
|
handle_annotation_attribute (int ATTRIBUTE_UNUSED index, JCF *jcf,
|
long length)
|
long length)
|
{
|
{
|
long old_datasize = TYPE_REFLECTION_DATASIZE (current_class);
|
long old_datasize = TYPE_REFLECTION_DATASIZE (current_class);
|
|
|
handle_annotations (jcf, 0);
|
handle_annotations (jcf, 0);
|
|
|
gcc_assert (old_datasize + length
|
gcc_assert (old_datasize + length
|
== TYPE_REFLECTION_DATASIZE (current_class));
|
== TYPE_REFLECTION_DATASIZE (current_class));
|
}
|
}
|
|
|
/* gcj permutes its fields array after generating annotation_data, so
|
/* gcj permutes its fields array after generating annotation_data, so
|
we have to fixup field indexes for fields that have moved. Given
|
we have to fixup field indexes for fields that have moved. Given
|
ARG, a VEC_int, fixup the field indexes in the reflection_data of
|
ARG, a VEC_int, fixup the field indexes in the reflection_data of
|
the outgoing class. We use field_offsets to tell us where the
|
the outgoing class. We use field_offsets to tell us where the
|
fixups must go. */
|
fixups must go. */
|
|
|
void
|
void
|
rewrite_reflection_indexes (void *arg)
|
rewrite_reflection_indexes (void *arg)
|
{
|
{
|
bitmap_iterator bi;
|
bitmap_iterator bi;
|
unsigned int offset;
|
unsigned int offset;
|
VEC(int, heap) *map = (VEC(int, heap) *) arg;
|
VEC(int, heap) *map = (VEC(int, heap) *) arg;
|
unsigned char *data = TYPE_REFLECTION_DATA (current_class);
|
unsigned char *data = TYPE_REFLECTION_DATA (current_class);
|
|
|
if (map)
|
if (map)
|
{
|
{
|
EXECUTE_IF_SET_IN_BITMAP (field_offsets, 0, offset, bi)
|
EXECUTE_IF_SET_IN_BITMAP (field_offsets, 0, offset, bi)
|
{
|
{
|
uint16 index = annotation_read_short (data + offset);
|
uint16 index = annotation_read_short (data + offset);
|
annotation_rewrite_short
|
annotation_rewrite_short
|
(VEC_index (int, map, index), data + offset);
|
(VEC_index (int, map, index), data + offset);
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
/* Read the RuntimeVisibleAnnotations from JCF and write them to the
|
/* Read the RuntimeVisibleAnnotations from JCF and write them to the
|
reflection_data of the outgoing class. */
|
reflection_data of the outgoing class. */
|
|
|
static void
|
static void
|
handle_member_annotations (int member_index, JCF *jcf,
|
handle_member_annotations (int member_index, JCF *jcf,
|
const unsigned char *name ATTRIBUTE_UNUSED,
|
const unsigned char *name ATTRIBUTE_UNUSED,
|
long len, jv_attr_type member_type)
|
long len, jv_attr_type member_type)
|
{
|
{
|
int new_len = len + 1;
|
int new_len = len + 1;
|
annotation_write_byte (member_type);
|
annotation_write_byte (member_type);
|
if (member_type != JV_CLASS_ATTR)
|
if (member_type != JV_CLASS_ATTR)
|
new_len += 2;
|
new_len += 2;
|
annotation_write_int (new_len);
|
annotation_write_int (new_len);
|
annotation_write_byte (JV_ANNOTATIONS_KIND);
|
annotation_write_byte (JV_ANNOTATIONS_KIND);
|
if (member_type == JV_FIELD_ATTR)
|
if (member_type == JV_FIELD_ATTR)
|
bitmap_set_bit (field_offsets, TYPE_REFLECTION_DATASIZE (current_class));
|
bitmap_set_bit (field_offsets, TYPE_REFLECTION_DATASIZE (current_class));
|
if (member_type != JV_CLASS_ATTR)
|
if (member_type != JV_CLASS_ATTR)
|
annotation_write_short (member_index);
|
annotation_write_short (member_index);
|
handle_annotation_attribute (member_index, jcf, len);
|
handle_annotation_attribute (member_index, jcf, len);
|
}
|
}
|
|
|
/* Read the RuntimeVisibleParameterAnnotations from JCF and write them
|
/* Read the RuntimeVisibleParameterAnnotations from JCF and write them
|
to the reflection_data of the outgoing class. */
|
to the reflection_data of the outgoing class. */
|
|
|
static void
|
static void
|
handle_parameter_annotations (int member_index, JCF *jcf,
|
handle_parameter_annotations (int member_index, JCF *jcf,
|
const unsigned char *name ATTRIBUTE_UNUSED,
|
const unsigned char *name ATTRIBUTE_UNUSED,
|
long len, jv_attr_type member_type)
|
long len, jv_attr_type member_type)
|
{
|
{
|
int new_len = len + 1;
|
int new_len = len + 1;
|
uint8 num;
|
uint8 num;
|
annotation_write_byte (member_type);
|
annotation_write_byte (member_type);
|
if (member_type != JV_CLASS_ATTR)
|
if (member_type != JV_CLASS_ATTR)
|
new_len += 2;
|
new_len += 2;
|
annotation_write_int (new_len);
|
annotation_write_int (new_len);
|
annotation_write_byte (JV_PARAMETER_ANNOTATIONS_KIND);
|
annotation_write_byte (JV_PARAMETER_ANNOTATIONS_KIND);
|
if (member_type != JV_CLASS_ATTR)
|
if (member_type != JV_CLASS_ATTR)
|
annotation_write_short (member_index);
|
annotation_write_short (member_index);
|
num = JCF_readu (jcf);
|
num = JCF_readu (jcf);
|
annotation_write_byte (num);
|
annotation_write_byte (num);
|
while (num--)
|
while (num--)
|
handle_annotations (jcf, 0);
|
handle_annotations (jcf, 0);
|
}
|
}
|
|
|
|
|
/* Read the AnnotationDefault data from JCF and write them to the
|
/* Read the AnnotationDefault data from JCF and write them to the
|
reflection_data of the outgoing class. */
|
reflection_data of the outgoing class. */
|
|
|
static void
|
static void
|
handle_default_annotation (int member_index, JCF *jcf,
|
handle_default_annotation (int member_index, JCF *jcf,
|
const unsigned char *name ATTRIBUTE_UNUSED,
|
const unsigned char *name ATTRIBUTE_UNUSED,
|
long len, jv_attr_type member_type)
|
long len, jv_attr_type member_type)
|
{
|
{
|
int new_len = len + 1;
|
int new_len = len + 1;
|
annotation_write_byte (member_type);
|
annotation_write_byte (member_type);
|
if (member_type != JV_CLASS_ATTR)
|
if (member_type != JV_CLASS_ATTR)
|
new_len += 2;
|
new_len += 2;
|
annotation_write_int (new_len);
|
annotation_write_int (new_len);
|
annotation_write_byte (JV_ANNOTATION_DEFAULT_KIND);
|
annotation_write_byte (JV_ANNOTATION_DEFAULT_KIND);
|
if (member_type != JV_CLASS_ATTR)
|
if (member_type != JV_CLASS_ATTR)
|
annotation_write_short (member_index);
|
annotation_write_short (member_index);
|
handle_element_value (jcf, 0);
|
handle_element_value (jcf, 0);
|
}
|
}
|
|
|
/* As above, for the EnclosingMethod attribute. */
|
/* As above, for the EnclosingMethod attribute. */
|
|
|
static void
|
static void
|
handle_enclosingmethod_attribute (int member_index, JCF *jcf,
|
handle_enclosingmethod_attribute (int member_index, JCF *jcf,
|
const unsigned char *name ATTRIBUTE_UNUSED,
|
const unsigned char *name ATTRIBUTE_UNUSED,
|
long len, jv_attr_type member_type)
|
long len, jv_attr_type member_type)
|
{
|
{
|
int new_len = len + 1;
|
int new_len = len + 1;
|
uint16 index;
|
uint16 index;
|
annotation_write_byte (member_type);
|
annotation_write_byte (member_type);
|
if (member_type != JV_CLASS_ATTR)
|
if (member_type != JV_CLASS_ATTR)
|
new_len += 2;
|
new_len += 2;
|
annotation_write_int (new_len);
|
annotation_write_int (new_len);
|
annotation_write_byte (JV_ENCLOSING_METHOD_KIND);
|
annotation_write_byte (JV_ENCLOSING_METHOD_KIND);
|
if (member_type != JV_CLASS_ATTR)
|
if (member_type != JV_CLASS_ATTR)
|
annotation_write_short (member_index);
|
annotation_write_short (member_index);
|
|
|
index = JCF_readu2 (jcf);
|
index = JCF_readu2 (jcf);
|
index = handle_constant (jcf, index, CONSTANT_Class);
|
index = handle_constant (jcf, index, CONSTANT_Class);
|
annotation_write_short (index);
|
annotation_write_short (index);
|
|
|
index = JCF_readu2 (jcf);
|
index = JCF_readu2 (jcf);
|
index = handle_constant (jcf, index, CONSTANT_NameAndType);
|
index = handle_constant (jcf, index, CONSTANT_NameAndType);
|
annotation_write_short (index);
|
annotation_write_short (index);
|
}
|
}
|
|
|
/* As above, for the Signature attribute. */
|
/* As above, for the Signature attribute. */
|
|
|
static void
|
static void
|
handle_signature_attribute (int member_index, JCF *jcf,
|
handle_signature_attribute (int member_index, JCF *jcf,
|
const unsigned char *name ATTRIBUTE_UNUSED,
|
const unsigned char *name ATTRIBUTE_UNUSED,
|
long len, jv_attr_type member_type)
|
long len, jv_attr_type member_type)
|
{
|
{
|
int new_len = len + 1;
|
int new_len = len + 1;
|
uint16 index;
|
uint16 index;
|
annotation_write_byte (member_type);
|
annotation_write_byte (member_type);
|
if (member_type != JV_CLASS_ATTR)
|
if (member_type != JV_CLASS_ATTR)
|
new_len += 2;
|
new_len += 2;
|
annotation_write_int (new_len);
|
annotation_write_int (new_len);
|
annotation_write_byte (JV_SIGNATURE_KIND);
|
annotation_write_byte (JV_SIGNATURE_KIND);
|
if (member_type != JV_CLASS_ATTR)
|
if (member_type != JV_CLASS_ATTR)
|
annotation_write_short (member_index);
|
annotation_write_short (member_index);
|
|
|
index = JCF_readu2 (jcf);
|
index = JCF_readu2 (jcf);
|
index = handle_constant (jcf, index, CONSTANT_Utf8);
|
index = handle_constant (jcf, index, CONSTANT_Utf8);
|
annotation_write_short (index);
|
annotation_write_short (index);
|
}
|
}
|
|
|
|
|
|
|
#define HANDLE_SOURCEFILE(INDEX) set_source_filename (jcf, INDEX)
|
#define HANDLE_SOURCEFILE(INDEX) set_source_filename (jcf, INDEX)
|
|
|
#define HANDLE_CLASS_INFO(ACCESS_FLAGS, THIS, SUPER, INTERFACES_COUNT) \
|
#define HANDLE_CLASS_INFO(ACCESS_FLAGS, THIS, SUPER, INTERFACES_COUNT) \
|
{ tree super_class = SUPER==0 ? NULL_TREE : get_class_constant (jcf, SUPER); \
|
{ tree super_class = SUPER==0 ? NULL_TREE : get_class_constant (jcf, SUPER); \
|
output_class = current_class = give_name_to_class (jcf, THIS); \
|
output_class = current_class = give_name_to_class (jcf, THIS); \
|
set_super_info (ACCESS_FLAGS, current_class, super_class, INTERFACES_COUNT);}
|
set_super_info (ACCESS_FLAGS, current_class, super_class, INTERFACES_COUNT);}
|
|
|
#define HANDLE_CLASS_INTERFACE(INDEX) \
|
#define HANDLE_CLASS_INTERFACE(INDEX) \
|
add_interface (current_class, get_class_constant (jcf, INDEX))
|
add_interface (current_class, get_class_constant (jcf, INDEX))
|
|
|
#define HANDLE_START_FIELD(ACCESS_FLAGS, NAME, SIGNATURE, ATTRIBUTE_COUNT) \
|
#define HANDLE_START_FIELD(ACCESS_FLAGS, NAME, SIGNATURE, ATTRIBUTE_COUNT) \
|
{ int sig_index = SIGNATURE; \
|
{ int sig_index = SIGNATURE; \
|
current_field = add_field (current_class, get_name_constant (jcf, NAME), \
|
current_field = add_field (current_class, get_name_constant (jcf, NAME), \
|
parse_signature (jcf, sig_index), ACCESS_FLAGS); \
|
parse_signature (jcf, sig_index), ACCESS_FLAGS); \
|
set_java_signature (TREE_TYPE (current_field), JPOOL_UTF (jcf, sig_index)); \
|
set_java_signature (TREE_TYPE (current_field), JPOOL_UTF (jcf, sig_index)); \
|
if ((ACCESS_FLAGS) & ACC_FINAL) \
|
if ((ACCESS_FLAGS) & ACC_FINAL) \
|
MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC (current_field); \
|
MAYBE_CREATE_VAR_LANG_DECL_SPECIFIC (current_field); \
|
}
|
}
|
|
|
#define HANDLE_END_FIELDS() \
|
#define HANDLE_END_FIELDS() \
|
(current_field = NULL_TREE)
|
(current_field = NULL_TREE)
|
|
|
#define HANDLE_CONSTANTVALUE(INDEX) \
|
#define HANDLE_CONSTANTVALUE(INDEX) \
|
{ tree constant; int index = INDEX; \
|
{ tree constant; int index = INDEX; \
|
if (JPOOL_TAG (jcf, index) == CONSTANT_String) { \
|
if (JPOOL_TAG (jcf, index) == CONSTANT_String) { \
|
tree name = get_name_constant (jcf, JPOOL_USHORT1 (jcf, index)); \
|
tree name = get_name_constant (jcf, JPOOL_USHORT1 (jcf, index)); \
|
constant = build_utf8_ref (name); \
|
constant = build_utf8_ref (name); \
|
} \
|
} \
|
else \
|
else \
|
constant = get_constant (jcf, index); \
|
constant = get_constant (jcf, index); \
|
set_constant_value (current_field, constant); }
|
set_constant_value (current_field, constant); }
|
|
|
#define HANDLE_METHOD(ACCESS_FLAGS, NAME, SIGNATURE, ATTRIBUTE_COUNT) \
|
#define HANDLE_METHOD(ACCESS_FLAGS, NAME, SIGNATURE, ATTRIBUTE_COUNT) \
|
(current_method = add_method (current_class, ACCESS_FLAGS, \
|
(current_method = add_method (current_class, ACCESS_FLAGS, \
|
get_name_constant (jcf, NAME), \
|
get_name_constant (jcf, NAME), \
|
get_name_constant (jcf, SIGNATURE)), \
|
get_name_constant (jcf, SIGNATURE)), \
|
DECL_LOCALVARIABLES_OFFSET (current_method) = 0, \
|
DECL_LOCALVARIABLES_OFFSET (current_method) = 0, \
|
DECL_LINENUMBERS_OFFSET (current_method) = 0)
|
DECL_LINENUMBERS_OFFSET (current_method) = 0)
|
|
|
#define HANDLE_END_METHODS() \
|
#define HANDLE_END_METHODS() \
|
{ current_method = NULL_TREE; }
|
{ current_method = NULL_TREE; }
|
|
|
#define HANDLE_CODE_ATTRIBUTE(MAX_STACK, MAX_LOCALS, CODE_LENGTH) \
|
#define HANDLE_CODE_ATTRIBUTE(MAX_STACK, MAX_LOCALS, CODE_LENGTH) \
|
{ DECL_MAX_STACK (current_method) = (MAX_STACK); \
|
{ DECL_MAX_STACK (current_method) = (MAX_STACK); \
|
DECL_MAX_LOCALS (current_method) = (MAX_LOCALS); \
|
DECL_MAX_LOCALS (current_method) = (MAX_LOCALS); \
|
DECL_CODE_LENGTH (current_method) = (CODE_LENGTH); \
|
DECL_CODE_LENGTH (current_method) = (CODE_LENGTH); \
|
DECL_CODE_OFFSET (current_method) = JCF_TELL (jcf); }
|
DECL_CODE_OFFSET (current_method) = JCF_TELL (jcf); }
|
|
|
#define HANDLE_LOCALVARIABLETABLE_ATTRIBUTE(COUNT) \
|
#define HANDLE_LOCALVARIABLETABLE_ATTRIBUTE(COUNT) \
|
{ int n = (COUNT); \
|
{ int n = (COUNT); \
|
DECL_LOCALVARIABLES_OFFSET (current_method) = JCF_TELL (jcf) - 2; \
|
DECL_LOCALVARIABLES_OFFSET (current_method) = JCF_TELL (jcf) - 2; \
|
JCF_SKIP (jcf, n * 10); }
|
JCF_SKIP (jcf, n * 10); }
|
|
|
#define HANDLE_LINENUMBERTABLE_ATTRIBUTE(COUNT) \
|
#define HANDLE_LINENUMBERTABLE_ATTRIBUTE(COUNT) \
|
{ int n = (COUNT); \
|
{ int n = (COUNT); \
|
DECL_LINENUMBERS_OFFSET (current_method) = JCF_TELL (jcf) - 2; \
|
DECL_LINENUMBERS_OFFSET (current_method) = JCF_TELL (jcf) - 2; \
|
JCF_SKIP (jcf, n * 4); }
|
JCF_SKIP (jcf, n * 4); }
|
|
|
#define HANDLE_EXCEPTIONS_ATTRIBUTE(COUNT) \
|
#define HANDLE_EXCEPTIONS_ATTRIBUTE(COUNT) \
|
{ \
|
{ \
|
int n = COUNT; \
|
int n = COUNT; \
|
tree list = DECL_FUNCTION_THROWS (current_method); \
|
tree list = DECL_FUNCTION_THROWS (current_method); \
|
while (--n >= 0) \
|
while (--n >= 0) \
|
{ \
|
{ \
|
tree thrown_class = get_class_constant (jcf, JCF_readu2 (jcf)); \
|
tree thrown_class = get_class_constant (jcf, JCF_readu2 (jcf)); \
|
list = tree_cons (NULL_TREE, thrown_class, list); \
|
list = tree_cons (NULL_TREE, thrown_class, list); \
|
} \
|
} \
|
DECL_FUNCTION_THROWS (current_method) = nreverse (list); \
|
DECL_FUNCTION_THROWS (current_method) = nreverse (list); \
|
}
|
}
|
|
|
#define HANDLE_DEPRECATED_ATTRIBUTE() handle_deprecated ()
|
#define HANDLE_DEPRECATED_ATTRIBUTE() handle_deprecated ()
|
|
|
/* Link seen inner classes to their outer context and register the
|
/* Link seen inner classes to their outer context and register the
|
inner class to its outer context. They will be later loaded. */
|
inner class to its outer context. They will be later loaded. */
|
#define HANDLE_INNERCLASSES_ATTRIBUTE(COUNT) \
|
#define HANDLE_INNERCLASSES_ATTRIBUTE(COUNT) \
|
handle_innerclass_attribute (COUNT, jcf, attribute_length)
|
handle_innerclass_attribute (COUNT, jcf, attribute_length)
|
|
|
#define HANDLE_SYNTHETIC_ATTRIBUTE() \
|
#define HANDLE_SYNTHETIC_ATTRIBUTE() \
|
{ \
|
{ \
|
/* Irrelevant decls should have been nullified by the END macros. \
|
/* Irrelevant decls should have been nullified by the END macros. \
|
DECL_ARTIFICIAL on fields is used for something else (See \
|
DECL_ARTIFICIAL on fields is used for something else (See \
|
PUSH_FIELD in java-tree.h) */ \
|
PUSH_FIELD in java-tree.h) */ \
|
if (current_method) \
|
if (current_method) \
|
DECL_ARTIFICIAL (current_method) = 1; \
|
DECL_ARTIFICIAL (current_method) = 1; \
|
else if (current_field) \
|
else if (current_field) \
|
FIELD_SYNTHETIC (current_field) = 1; \
|
FIELD_SYNTHETIC (current_field) = 1; \
|
else \
|
else \
|
TYPE_SYNTHETIC (current_class) = 1; \
|
TYPE_SYNTHETIC (current_class) = 1; \
|
}
|
}
|
|
|
#define HANDLE_GCJCOMPILED_ATTRIBUTE() \
|
#define HANDLE_GCJCOMPILED_ATTRIBUTE() \
|
{ \
|
{ \
|
if (current_class == object_type_node) \
|
if (current_class == object_type_node) \
|
jcf->right_zip = 1; \
|
jcf->right_zip = 1; \
|
}
|
}
|
|
|
#define HANDLE_RUNTIMEVISIBLEANNOTATIONS_ATTRIBUTE() \
|
#define HANDLE_RUNTIMEVISIBLEANNOTATIONS_ATTRIBUTE() \
|
{ \
|
{ \
|
handle_member_annotations (index, jcf, name_data, attribute_length, attr_type); \
|
handle_member_annotations (index, jcf, name_data, attribute_length, attr_type); \
|
}
|
}
|
|
|
#define HANDLE_RUNTIMEINVISIBLEANNOTATIONS_ATTRIBUTE() \
|
#define HANDLE_RUNTIMEINVISIBLEANNOTATIONS_ATTRIBUTE() \
|
{ \
|
{ \
|
JCF_SKIP(jcf, attribute_length); \
|
JCF_SKIP(jcf, attribute_length); \
|
}
|
}
|
|
|
#define HANDLE_RUNTIMEVISIBLEPARAMETERANNOTATIONS_ATTRIBUTE() \
|
#define HANDLE_RUNTIMEVISIBLEPARAMETERANNOTATIONS_ATTRIBUTE() \
|
{ \
|
{ \
|
handle_parameter_annotations (index, jcf, name_data, attribute_length, attr_type); \
|
handle_parameter_annotations (index, jcf, name_data, attribute_length, attr_type); \
|
}
|
}
|
|
|
#define HANDLE_RUNTIMEINVISIBLEPARAMETERANNOTATIONS_ATTRIBUTE() \
|
#define HANDLE_RUNTIMEINVISIBLEPARAMETERANNOTATIONS_ATTRIBUTE() \
|
{ \
|
{ \
|
JCF_SKIP(jcf, attribute_length); \
|
JCF_SKIP(jcf, attribute_length); \
|
}
|
}
|
|
|
#define HANDLE_ANNOTATIONDEFAULT_ATTRIBUTE() \
|
#define HANDLE_ANNOTATIONDEFAULT_ATTRIBUTE() \
|
{ \
|
{ \
|
handle_default_annotation (index, jcf, name_data, attribute_length, attr_type); \
|
handle_default_annotation (index, jcf, name_data, attribute_length, attr_type); \
|
}
|
}
|
|
|
#define HANDLE_ENCLOSINGMETHOD_ATTRIBUTE() \
|
#define HANDLE_ENCLOSINGMETHOD_ATTRIBUTE() \
|
{ \
|
{ \
|
handle_enclosingmethod_attribute (index, jcf, name_data, \
|
handle_enclosingmethod_attribute (index, jcf, name_data, \
|
attribute_length, attr_type); \
|
attribute_length, attr_type); \
|
}
|
}
|
|
|
#define HANDLE_SIGNATURE_ATTRIBUTE() \
|
#define HANDLE_SIGNATURE_ATTRIBUTE() \
|
{ \
|
{ \
|
handle_signature_attribute (index, jcf, name_data, \
|
handle_signature_attribute (index, jcf, name_data, \
|
attribute_length, attr_type); \
|
attribute_length, attr_type); \
|
}
|
}
|
|
|
#include "jcf-reader.c"
|
#include "jcf-reader.c"
|
|
|
tree
|
tree
|
parse_signature (JCF *jcf, int sig_index)
|
parse_signature (JCF *jcf, int sig_index)
|
{
|
{
|
gcc_assert (sig_index > 0
|
gcc_assert (sig_index > 0
|
&& sig_index < JPOOL_SIZE (jcf)
|
&& sig_index < JPOOL_SIZE (jcf)
|
&& JPOOL_TAG (jcf, sig_index) == CONSTANT_Utf8);
|
&& JPOOL_TAG (jcf, sig_index) == CONSTANT_Utf8);
|
|
|
return parse_signature_string (JPOOL_UTF_DATA (jcf, sig_index),
|
return parse_signature_string (JPOOL_UTF_DATA (jcf, sig_index),
|
JPOOL_UTF_LENGTH (jcf, sig_index));
|
JPOOL_UTF_LENGTH (jcf, sig_index));
|
}
|
}
|
|
|
tree
|
tree
|
get_constant (JCF *jcf, int index)
|
get_constant (JCF *jcf, int index)
|
{
|
{
|
tree value;
|
tree value;
|
int tag;
|
int tag;
|
if (index <= 0 || index >= JPOOL_SIZE(jcf))
|
if (index <= 0 || index >= JPOOL_SIZE(jcf))
|
goto bad;
|
goto bad;
|
tag = JPOOL_TAG (jcf, index);
|
tag = JPOOL_TAG (jcf, index);
|
if ((tag & CONSTANT_ResolvedFlag) || tag == CONSTANT_Utf8)
|
if ((tag & CONSTANT_ResolvedFlag) || tag == CONSTANT_Utf8)
|
return jcf->cpool.data[index].t;
|
return jcf->cpool.data[index].t;
|
switch (tag)
|
switch (tag)
|
{
|
{
|
case CONSTANT_Integer:
|
case CONSTANT_Integer:
|
{
|
{
|
jint num = JPOOL_INT(jcf, index);
|
jint num = JPOOL_INT(jcf, index);
|
value = build_int_cst (int_type_node, num);
|
value = build_int_cst (int_type_node, num);
|
break;
|
break;
|
}
|
}
|
case CONSTANT_Long:
|
case CONSTANT_Long:
|
{
|
{
|
unsigned HOST_WIDE_INT num = JPOOL_UINT (jcf, index);
|
unsigned HOST_WIDE_INT num = JPOOL_UINT (jcf, index);
|
unsigned HOST_WIDE_INT lo;
|
unsigned HOST_WIDE_INT lo;
|
HOST_WIDE_INT hi;
|
HOST_WIDE_INT hi;
|
|
|
lshift_double (num, 0, 32, 64, &lo, &hi, 0);
|
lshift_double (num, 0, 32, 64, &lo, &hi, 0);
|
num = JPOOL_UINT (jcf, index+1);
|
num = JPOOL_UINT (jcf, index+1);
|
add_double (lo, hi, num, 0, &lo, &hi);
|
add_double (lo, hi, num, 0, &lo, &hi);
|
value = build_int_cst_wide_type (long_type_node, lo, hi);
|
value = build_int_cst_wide_type (long_type_node, lo, hi);
|
break;
|
break;
|
}
|
}
|
|
|
case CONSTANT_Float:
|
case CONSTANT_Float:
|
{
|
{
|
jint num = JPOOL_INT(jcf, index);
|
jint num = JPOOL_INT(jcf, index);
|
long buf = num;
|
long buf = num;
|
REAL_VALUE_TYPE d;
|
REAL_VALUE_TYPE d;
|
|
|
real_from_target_fmt (&d, &buf, &ieee_single_format);
|
real_from_target_fmt (&d, &buf, &ieee_single_format);
|
value = build_real (float_type_node, d);
|
value = build_real (float_type_node, d);
|
break;
|
break;
|
}
|
}
|
|
|
case CONSTANT_Double:
|
case CONSTANT_Double:
|
{
|
{
|
long buf[2], lo, hi;
|
long buf[2], lo, hi;
|
REAL_VALUE_TYPE d;
|
REAL_VALUE_TYPE d;
|
|
|
hi = JPOOL_UINT (jcf, index);
|
hi = JPOOL_UINT (jcf, index);
|
lo = JPOOL_UINT (jcf, index+1);
|
lo = JPOOL_UINT (jcf, index+1);
|
|
|
if (FLOAT_WORDS_BIG_ENDIAN)
|
if (FLOAT_WORDS_BIG_ENDIAN)
|
buf[0] = hi, buf[1] = lo;
|
buf[0] = hi, buf[1] = lo;
|
else
|
else
|
buf[0] = lo, buf[1] = hi;
|
buf[0] = lo, buf[1] = hi;
|
|
|
real_from_target_fmt (&d, buf, &ieee_double_format);
|
real_from_target_fmt (&d, buf, &ieee_double_format);
|
value = build_real (double_type_node, d);
|
value = build_real (double_type_node, d);
|
break;
|
break;
|
}
|
}
|
|
|
case CONSTANT_String:
|
case CONSTANT_String:
|
{
|
{
|
tree name = get_name_constant (jcf, JPOOL_USHORT1 (jcf, index));
|
tree name = get_name_constant (jcf, JPOOL_USHORT1 (jcf, index));
|
const char *utf8_ptr = IDENTIFIER_POINTER (name);
|
const char *utf8_ptr = IDENTIFIER_POINTER (name);
|
int utf8_len = IDENTIFIER_LENGTH (name);
|
int utf8_len = IDENTIFIER_LENGTH (name);
|
const unsigned char *utf8;
|
const unsigned char *utf8;
|
int i;
|
int i;
|
|
|
/* Check for a malformed Utf8 string. */
|
/* Check for a malformed Utf8 string. */
|
utf8 = (const unsigned char *) utf8_ptr;
|
utf8 = (const unsigned char *) utf8_ptr;
|
i = utf8_len;
|
i = utf8_len;
|
while (i > 0)
|
while (i > 0)
|
{
|
{
|
int char_len = UT8_CHAR_LENGTH (*utf8);
|
int char_len = UT8_CHAR_LENGTH (*utf8);
|
if (char_len < 0 || char_len > 3 || char_len > i)
|
if (char_len < 0 || char_len > 3 || char_len > i)
|
fatal_error ("bad string constant");
|
fatal_error ("bad string constant");
|
|
|
utf8 += char_len;
|
utf8 += char_len;
|
i -= char_len;
|
i -= char_len;
|
}
|
}
|
|
|
/* Allocate a new string value. */
|
/* Allocate a new string value. */
|
value = build_string (utf8_len, utf8_ptr);
|
value = build_string (utf8_len, utf8_ptr);
|
TREE_TYPE (value) = build_pointer_type (string_type_node);
|
TREE_TYPE (value) = build_pointer_type (string_type_node);
|
}
|
}
|
break;
|
break;
|
default:
|
default:
|
goto bad;
|
goto bad;
|
}
|
}
|
JPOOL_TAG (jcf, index) = tag | CONSTANT_ResolvedFlag;
|
JPOOL_TAG (jcf, index) = tag | CONSTANT_ResolvedFlag;
|
jcf->cpool.data[index].t = value;
|
jcf->cpool.data[index].t = value;
|
return value;
|
return value;
|
bad:
|
bad:
|
internal_error ("bad value constant type %d, index %d",
|
internal_error ("bad value constant type %d, index %d",
|
JPOOL_TAG (jcf, index), index);
|
JPOOL_TAG (jcf, index), index);
|
}
|
}
|
|
|
tree
|
tree
|
get_name_constant (JCF *jcf, int index)
|
get_name_constant (JCF *jcf, int index)
|
{
|
{
|
tree name = get_constant (jcf, index);
|
tree name = get_constant (jcf, index);
|
gcc_assert (TREE_CODE (name) == IDENTIFIER_NODE);
|
gcc_assert (TREE_CODE (name) == IDENTIFIER_NODE);
|
return name;
|
return name;
|
}
|
}
|
|
|
/* Handle reading innerclass attributes. If a nonzero entry (denoting
|
/* Handle reading innerclass attributes. If a nonzero entry (denoting
|
a non anonymous entry) is found, We augment the inner class list of
|
a non anonymous entry) is found, We augment the inner class list of
|
the outer context with the newly resolved innerclass. */
|
the outer context with the newly resolved innerclass. */
|
|
|
static void
|
static void
|
handle_innerclass_attribute (int count, JCF *jcf, int attribute_length)
|
handle_innerclass_attribute (int count, JCF *jcf, int attribute_length)
|
{
|
{
|
int c = count;
|
int c = count;
|
|
|
annotation_write_byte (JV_CLASS_ATTR);
|
annotation_write_byte (JV_CLASS_ATTR);
|
annotation_write_int (attribute_length+1);
|
annotation_write_int (attribute_length+1);
|
annotation_write_byte (JV_INNER_CLASSES_KIND);
|
annotation_write_byte (JV_INNER_CLASSES_KIND);
|
annotation_write_short (count);
|
annotation_write_short (count);
|
|
|
while (c--)
|
while (c--)
|
{
|
{
|
/* Read inner_class_info_index. This may be 0 */
|
/* Read inner_class_info_index. This may be 0 */
|
int icii = JCF_readu2 (jcf);
|
int icii = JCF_readu2 (jcf);
|
/* Read outer_class_info_index. If the innerclasses attribute
|
/* Read outer_class_info_index. If the innerclasses attribute
|
entry isn't a member (like an inner class) the value is 0. */
|
entry isn't a member (like an inner class) the value is 0. */
|
int ocii = JCF_readu2 (jcf);
|
int ocii = JCF_readu2 (jcf);
|
/* Read inner_name_index. If the class we're dealing with is
|
/* Read inner_name_index. If the class we're dealing with is
|
an anonymous class, it must be 0. */
|
an anonymous class, it must be 0. */
|
int ini = JCF_readu2 (jcf);
|
int ini = JCF_readu2 (jcf);
|
/* Read the access flag. */
|
/* Read the access flag. */
|
int acc = JCF_readu2 (jcf);
|
int acc = JCF_readu2 (jcf);
|
|
|
annotation_write_short (handle_constant (jcf, icii, CONSTANT_Class));
|
annotation_write_short (handle_constant (jcf, icii, CONSTANT_Class));
|
annotation_write_short (handle_constant (jcf, ocii, CONSTANT_Class));
|
annotation_write_short (handle_constant (jcf, ocii, CONSTANT_Class));
|
annotation_write_short (handle_constant (jcf, ini, CONSTANT_Utf8));
|
annotation_write_short (handle_constant (jcf, ini, CONSTANT_Utf8));
|
annotation_write_short (acc);
|
annotation_write_short (acc);
|
|
|
/* If icii is 0, don't try to read the class. */
|
/* If icii is 0, don't try to read the class. */
|
if (icii >= 0)
|
if (icii >= 0)
|
{
|
{
|
tree klass = get_class_constant (jcf, icii);
|
tree klass = get_class_constant (jcf, icii);
|
tree decl = TYPE_NAME (klass);
|
tree decl = TYPE_NAME (klass);
|
/* Skip reading further if ocii is null */
|
/* Skip reading further if ocii is null */
|
if (DECL_P (decl) && !CLASS_COMPLETE_P (decl) && ocii)
|
if (DECL_P (decl) && !CLASS_COMPLETE_P (decl) && ocii)
|
{
|
{
|
tree outer = TYPE_NAME (get_class_constant (jcf, ocii));
|
tree outer = TYPE_NAME (get_class_constant (jcf, ocii));
|
tree alias = (ini ? get_name_constant (jcf, ini) : NULL_TREE);
|
tree alias = (ini ? get_name_constant (jcf, ini) : NULL_TREE);
|
set_class_decl_access_flags (acc, decl);
|
set_class_decl_access_flags (acc, decl);
|
DECL_CONTEXT (decl) = outer;
|
DECL_CONTEXT (decl) = outer;
|
DECL_INNER_CLASS_LIST (outer) =
|
DECL_INNER_CLASS_LIST (outer) =
|
tree_cons (decl, alias, DECL_INNER_CLASS_LIST (outer));
|
tree_cons (decl, alias, DECL_INNER_CLASS_LIST (outer));
|
CLASS_COMPLETE_P (decl) = 1;
|
CLASS_COMPLETE_P (decl) = 1;
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
static tree
|
static tree
|
give_name_to_class (JCF *jcf, int i)
|
give_name_to_class (JCF *jcf, int i)
|
{
|
{
|
gcc_assert (i > 0
|
gcc_assert (i > 0
|
&& i < JPOOL_SIZE (jcf)
|
&& i < JPOOL_SIZE (jcf)
|
&& JPOOL_TAG (jcf, i) == CONSTANT_Class);
|
&& JPOOL_TAG (jcf, i) == CONSTANT_Class);
|
|
|
{
|
{
|
tree package_name = NULL_TREE, tmp;
|
tree package_name = NULL_TREE, tmp;
|
tree this_class;
|
tree this_class;
|
int j = JPOOL_USHORT1 (jcf, i);
|
int j = JPOOL_USHORT1 (jcf, i);
|
/* verify_constant_pool confirmed that j is a CONSTANT_Utf8. */
|
/* verify_constant_pool confirmed that j is a CONSTANT_Utf8. */
|
tree class_name = unmangle_classname ((const char *) JPOOL_UTF_DATA (jcf, j),
|
tree class_name = unmangle_classname ((const char *) JPOOL_UTF_DATA (jcf, j),
|
JPOOL_UTF_LENGTH (jcf, j));
|
JPOOL_UTF_LENGTH (jcf, j));
|
this_class = lookup_class (class_name);
|
this_class = lookup_class (class_name);
|
{
|
{
|
tree source_name = identifier_subst (class_name, "", '.', '/', ".java");
|
tree source_name = identifier_subst (class_name, "", '.', '/', ".java");
|
const char *sfname = find_sourcefile (IDENTIFIER_POINTER (source_name));
|
const char *sfname = find_sourcefile (IDENTIFIER_POINTER (source_name));
|
linemap_add (line_table, LC_ENTER, false, sfname, 0);
|
linemap_add (line_table, LC_ENTER, false, sfname, 0);
|
input_location = linemap_line_start (line_table, 0, 1);
|
input_location = linemap_line_start (line_table, 0, 1);
|
file_start_location = input_location;
|
file_start_location = input_location;
|
DECL_SOURCE_LOCATION (TYPE_NAME (this_class)) = input_location;
|
DECL_SOURCE_LOCATION (TYPE_NAME (this_class)) = input_location;
|
if (main_input_filename == NULL && jcf == main_jcf)
|
if (main_input_filename == NULL && jcf == main_jcf)
|
main_input_filename = sfname;
|
main_input_filename = sfname;
|
}
|
}
|
|
|
jcf->cpool.data[i].t = this_class;
|
jcf->cpool.data[i].t = this_class;
|
JPOOL_TAG (jcf, i) = CONSTANT_ResolvedClass;
|
JPOOL_TAG (jcf, i) = CONSTANT_ResolvedClass;
|
split_qualified_name (&package_name, &tmp,
|
split_qualified_name (&package_name, &tmp,
|
DECL_NAME (TYPE_NAME (this_class)));
|
DECL_NAME (TYPE_NAME (this_class)));
|
TYPE_PACKAGE (this_class) = package_name;
|
TYPE_PACKAGE (this_class) = package_name;
|
return this_class;
|
return this_class;
|
}
|
}
|
}
|
}
|
|
|
/* Get the class of the CONSTANT_Class whose constant pool index is I. */
|
/* Get the class of the CONSTANT_Class whose constant pool index is I. */
|
|
|
tree
|
tree
|
get_class_constant (JCF *jcf, int i)
|
get_class_constant (JCF *jcf, int i)
|
{
|
{
|
tree type;
|
tree type;
|
gcc_assert (i > 0
|
gcc_assert (i > 0
|
&& i < JPOOL_SIZE (jcf)
|
&& i < JPOOL_SIZE (jcf)
|
&& (JPOOL_TAG (jcf, i) & ~CONSTANT_ResolvedFlag) == CONSTANT_Class);
|
&& (JPOOL_TAG (jcf, i) & ~CONSTANT_ResolvedFlag) == CONSTANT_Class);
|
|
|
if (JPOOL_TAG (jcf, i) != CONSTANT_ResolvedClass)
|
if (JPOOL_TAG (jcf, i) != CONSTANT_ResolvedClass)
|
{
|
{
|
int name_index = JPOOL_USHORT1 (jcf, i);
|
int name_index = JPOOL_USHORT1 (jcf, i);
|
/* verify_constant_pool confirmed that name_index is a CONSTANT_Utf8. */
|
/* verify_constant_pool confirmed that name_index is a CONSTANT_Utf8. */
|
const char *name = (const char *) JPOOL_UTF_DATA (jcf, name_index);
|
const char *name = (const char *) JPOOL_UTF_DATA (jcf, name_index);
|
int nlength = JPOOL_UTF_LENGTH (jcf, name_index);
|
int nlength = JPOOL_UTF_LENGTH (jcf, name_index);
|
|
|
if (name[0] == '[') /* Handle array "classes". */
|
if (name[0] == '[') /* Handle array "classes". */
|
type = TREE_TYPE (parse_signature_string ((const unsigned char *) name, nlength));
|
type = TREE_TYPE (parse_signature_string ((const unsigned char *) name, nlength));
|
else
|
else
|
{
|
{
|
tree cname = unmangle_classname (name, nlength);
|
tree cname = unmangle_classname (name, nlength);
|
type = lookup_class (cname);
|
type = lookup_class (cname);
|
}
|
}
|
jcf->cpool.data[i].t = type;
|
jcf->cpool.data[i].t = type;
|
JPOOL_TAG (jcf, i) = CONSTANT_ResolvedClass;
|
JPOOL_TAG (jcf, i) = CONSTANT_ResolvedClass;
|
}
|
}
|
else
|
else
|
type = jcf->cpool.data[i].t;
|
type = jcf->cpool.data[i].t;
|
return type;
|
return type;
|
}
|
}
|
|
|
/* Read a class with the fully qualified-name NAME.
|
/* Read a class with the fully qualified-name NAME.
|
Return 1 iff we read the requested file.
|
Return 1 iff we read the requested file.
|
(It is still possible we failed if the file did not
|
(It is still possible we failed if the file did not
|
define the class it is supposed to.) */
|
define the class it is supposed to.) */
|
|
|
int
|
int
|
read_class (tree name)
|
read_class (tree name)
|
{
|
{
|
JCF this_jcf, *jcf;
|
JCF this_jcf, *jcf;
|
tree icv, klass = NULL_TREE;
|
tree icv, klass = NULL_TREE;
|
tree save_current_class = current_class;
|
tree save_current_class = current_class;
|
tree save_output_class = output_class;
|
tree save_output_class = output_class;
|
location_t save_location = input_location;
|
location_t save_location = input_location;
|
JCF *save_current_jcf = current_jcf;
|
JCF *save_current_jcf = current_jcf;
|
|
|
if ((icv = IDENTIFIER_CLASS_VALUE (name)) != NULL_TREE)
|
if ((icv = IDENTIFIER_CLASS_VALUE (name)) != NULL_TREE)
|
{
|
{
|
klass = TREE_TYPE (icv);
|
klass = TREE_TYPE (icv);
|
jcf = TYPE_JCF (klass);
|
jcf = TYPE_JCF (klass);
|
}
|
}
|
else
|
else
|
jcf = NULL;
|
jcf = NULL;
|
|
|
if (jcf == NULL)
|
if (jcf == NULL)
|
{
|
{
|
const char* path_name;
|
const char* path_name;
|
this_jcf.zipd = NULL;
|
this_jcf.zipd = NULL;
|
jcf = &this_jcf;
|
jcf = &this_jcf;
|
|
|
path_name = find_class (IDENTIFIER_POINTER (name),
|
path_name = find_class (IDENTIFIER_POINTER (name),
|
IDENTIFIER_LENGTH (name),
|
IDENTIFIER_LENGTH (name),
|
&this_jcf);
|
&this_jcf);
|
if (path_name == 0)
|
if (path_name == 0)
|
return 0;
|
return 0;
|
else
|
else
|
free(CONST_CAST (char *, path_name));
|
free(CONST_CAST (char *, path_name));
|
}
|
}
|
|
|
current_jcf = jcf;
|
current_jcf = jcf;
|
|
|
if (klass == NULL_TREE || ! CLASS_PARSED_P (klass))
|
if (klass == NULL_TREE || ! CLASS_PARSED_P (klass))
|
{
|
{
|
output_class = current_class = klass;
|
output_class = current_class = klass;
|
if (JCF_SEEN_IN_ZIP (current_jcf))
|
if (JCF_SEEN_IN_ZIP (current_jcf))
|
read_zip_member(current_jcf,
|
read_zip_member(current_jcf,
|
current_jcf->zipd, current_jcf->zipd->zipf);
|
current_jcf->zipd, current_jcf->zipd->zipf);
|
jcf_parse (current_jcf);
|
jcf_parse (current_jcf);
|
/* Parsing might change the class, in which case we have to
|
/* Parsing might change the class, in which case we have to
|
put it back where we found it. */
|
put it back where we found it. */
|
if (current_class != klass && icv != NULL_TREE)
|
if (current_class != klass && icv != NULL_TREE)
|
TREE_TYPE (icv) = current_class;
|
TREE_TYPE (icv) = current_class;
|
klass = current_class;
|
klass = current_class;
|
}
|
}
|
layout_class (klass);
|
layout_class (klass);
|
load_inner_classes (klass);
|
load_inner_classes (klass);
|
|
|
output_class = save_output_class;
|
output_class = save_output_class;
|
current_class = save_current_class;
|
current_class = save_current_class;
|
input_location = save_location;
|
input_location = save_location;
|
current_jcf = save_current_jcf;
|
current_jcf = save_current_jcf;
|
return 1;
|
return 1;
|
}
|
}
|
|
|
/* Load CLASS_OR_NAME. CLASS_OR_NAME can be a mere identifier if
|
/* Load CLASS_OR_NAME. CLASS_OR_NAME can be a mere identifier if
|
called from the parser, otherwise it's a RECORD_TYPE node. If
|
called from the parser, otherwise it's a RECORD_TYPE node. If
|
VERBOSE is 1, print error message on failure to load a class. */
|
VERBOSE is 1, print error message on failure to load a class. */
|
void
|
void
|
load_class (tree class_or_name, int verbose)
|
load_class (tree class_or_name, int verbose)
|
{
|
{
|
tree name, saved;
|
tree name, saved;
|
int class_loaded = 0;
|
int class_loaded = 0;
|
tree class_decl = NULL_TREE;
|
tree class_decl = NULL_TREE;
|
bool is_compiled_class = false;
|
bool is_compiled_class = false;
|
|
|
/* We've already failed, don't try again. */
|
/* We've already failed, don't try again. */
|
if (TREE_CODE (class_or_name) == RECORD_TYPE
|
if (TREE_CODE (class_or_name) == RECORD_TYPE
|
&& TYPE_DUMMY (class_or_name))
|
&& TYPE_DUMMY (class_or_name))
|
return;
|
return;
|
|
|
/* class_or_name can be the name of the class we want to load */
|
/* class_or_name can be the name of the class we want to load */
|
if (TREE_CODE (class_or_name) == IDENTIFIER_NODE)
|
if (TREE_CODE (class_or_name) == IDENTIFIER_NODE)
|
name = class_or_name;
|
name = class_or_name;
|
/* In some cases, it's a dependency that we process earlier that
|
/* In some cases, it's a dependency that we process earlier that
|
we though */
|
we though */
|
else if (TREE_CODE (class_or_name) == TREE_LIST)
|
else if (TREE_CODE (class_or_name) == TREE_LIST)
|
name = TYPE_NAME (TREE_PURPOSE (class_or_name));
|
name = TYPE_NAME (TREE_PURPOSE (class_or_name));
|
/* Or it's a type in the making */
|
/* Or it's a type in the making */
|
else
|
else
|
name = DECL_NAME (TYPE_NAME (class_or_name));
|
name = DECL_NAME (TYPE_NAME (class_or_name));
|
|
|
class_decl = IDENTIFIER_CLASS_VALUE (name);
|
class_decl = IDENTIFIER_CLASS_VALUE (name);
|
if (class_decl != NULL_TREE)
|
if (class_decl != NULL_TREE)
|
{
|
{
|
tree type = TREE_TYPE (class_decl);
|
tree type = TREE_TYPE (class_decl);
|
is_compiled_class
|
is_compiled_class
|
= ((TYPE_JCF (type) && JCF_SEEN_IN_ZIP (TYPE_JCF (type)))
|
= ((TYPE_JCF (type) && JCF_SEEN_IN_ZIP (TYPE_JCF (type)))
|
|| CLASS_FROM_CURRENTLY_COMPILED_P (type));
|
|| CLASS_FROM_CURRENTLY_COMPILED_P (type));
|
}
|
}
|
|
|
saved = name;
|
saved = name;
|
|
|
/* If flag_verify_invocations is unset, we don't try to load a class
|
/* If flag_verify_invocations is unset, we don't try to load a class
|
unless we're looking for Object (which is fixed by the ABI) or
|
unless we're looking for Object (which is fixed by the ABI) or
|
it's a class that we're going to compile. */
|
it's a class that we're going to compile. */
|
if (flag_verify_invocations
|
if (flag_verify_invocations
|
|| class_or_name == object_type_node
|
|| class_or_name == object_type_node
|
|| is_compiled_class
|
|| is_compiled_class
|
|| TREE_CODE (class_or_name) == IDENTIFIER_NODE)
|
|| TREE_CODE (class_or_name) == IDENTIFIER_NODE)
|
{
|
{
|
while (1)
|
while (1)
|
{
|
{
|
const char *separator;
|
const char *separator;
|
|
|
/* We've already loaded it. */
|
/* We've already loaded it. */
|
if (IDENTIFIER_CLASS_VALUE (name) != NULL_TREE)
|
if (IDENTIFIER_CLASS_VALUE (name) != NULL_TREE)
|
{
|
{
|
tree tmp_decl = IDENTIFIER_CLASS_VALUE (name);
|
tree tmp_decl = IDENTIFIER_CLASS_VALUE (name);
|
if (CLASS_PARSED_P (TREE_TYPE (tmp_decl)))
|
if (CLASS_PARSED_P (TREE_TYPE (tmp_decl)))
|
break;
|
break;
|
}
|
}
|
|
|
if (read_class (name))
|
if (read_class (name))
|
break;
|
break;
|
|
|
/* We failed loading name. Now consider that we might be looking
|
/* We failed loading name. Now consider that we might be looking
|
for an inner class. */
|
for an inner class. */
|
if ((separator = strrchr (IDENTIFIER_POINTER (name), '$'))
|
if ((separator = strrchr (IDENTIFIER_POINTER (name), '$'))
|
|| (separator = strrchr (IDENTIFIER_POINTER (name), '.')))
|
|| (separator = strrchr (IDENTIFIER_POINTER (name), '.')))
|
name = get_identifier_with_length (IDENTIFIER_POINTER (name),
|
name = get_identifier_with_length (IDENTIFIER_POINTER (name),
|
(separator
|
(separator
|
- IDENTIFIER_POINTER (name)));
|
- IDENTIFIER_POINTER (name)));
|
/* Otherwise, we failed, we bail. */
|
/* Otherwise, we failed, we bail. */
|
else
|
else
|
break;
|
break;
|
}
|
}
|
|
|
{
|
{
|
/* have we found the class we're looking for? */
|
/* have we found the class we're looking for? */
|
tree type_decl = IDENTIFIER_CLASS_VALUE (saved);
|
tree type_decl = IDENTIFIER_CLASS_VALUE (saved);
|
tree type = type_decl ? TREE_TYPE (type_decl) : NULL;
|
tree type = type_decl ? TREE_TYPE (type_decl) : NULL;
|
class_loaded = type && CLASS_PARSED_P (type);
|
class_loaded = type && CLASS_PARSED_P (type);
|
}
|
}
|
}
|
}
|
|
|
if (!class_loaded)
|
if (!class_loaded)
|
{
|
{
|
if (flag_verify_invocations || ! flag_indirect_dispatch)
|
if (flag_verify_invocations || ! flag_indirect_dispatch)
|
{
|
{
|
if (verbose)
|
if (verbose)
|
error ("cannot find file for class %s", IDENTIFIER_POINTER (saved));
|
error ("cannot find file for class %s", IDENTIFIER_POINTER (saved));
|
}
|
}
|
else if (verbose)
|
else if (verbose)
|
{
|
{
|
/* This is just a diagnostic during testing, not a real problem. */
|
/* This is just a diagnostic during testing, not a real problem. */
|
if (!quiet_flag)
|
if (!quiet_flag)
|
warning (0, "cannot find file for class %s",
|
warning (0, "cannot find file for class %s",
|
IDENTIFIER_POINTER (saved));
|
IDENTIFIER_POINTER (saved));
|
|
|
/* Fake it. */
|
/* Fake it. */
|
if (TREE_CODE (class_or_name) == RECORD_TYPE)
|
if (TREE_CODE (class_or_name) == RECORD_TYPE)
|
{
|
{
|
set_super_info (0, class_or_name, object_type_node, 0);
|
set_super_info (0, class_or_name, object_type_node, 0);
|
TYPE_DUMMY (class_or_name) = 1;
|
TYPE_DUMMY (class_or_name) = 1;
|
/* We won't be able to output any debug info for this class. */
|
/* We won't be able to output any debug info for this class. */
|
DECL_IGNORED_P (TYPE_NAME (class_or_name)) = 1;
|
DECL_IGNORED_P (TYPE_NAME (class_or_name)) = 1;
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
/* Parse the .class file JCF. */
|
/* Parse the .class file JCF. */
|
|
|
static void
|
static void
|
jcf_parse (JCF* jcf)
|
jcf_parse (JCF* jcf)
|
{
|
{
|
int i, code;
|
int i, code;
|
|
|
bitmap_clear (field_offsets);
|
bitmap_clear (field_offsets);
|
|
|
if (jcf_parse_preamble (jcf) != 0)
|
if (jcf_parse_preamble (jcf) != 0)
|
fatal_error ("not a valid Java .class file");
|
fatal_error ("not a valid Java .class file");
|
code = jcf_parse_constant_pool (jcf);
|
code = jcf_parse_constant_pool (jcf);
|
if (code != 0)
|
if (code != 0)
|
fatal_error ("error while parsing constant pool");
|
fatal_error ("error while parsing constant pool");
|
code = verify_constant_pool (jcf);
|
code = verify_constant_pool (jcf);
|
if (code > 0)
|
if (code > 0)
|
fatal_error ("error in constant pool entry #%d\n", code);
|
fatal_error ("error in constant pool entry #%d\n", code);
|
|
|
jcf_parse_class (jcf);
|
jcf_parse_class (jcf);
|
if (main_class == NULL_TREE)
|
if (main_class == NULL_TREE)
|
main_class = current_class;
|
main_class = current_class;
|
if (! quiet_flag && TYPE_NAME (current_class))
|
if (! quiet_flag && TYPE_NAME (current_class))
|
fprintf (stderr, " %s %s",
|
fprintf (stderr, " %s %s",
|
(jcf->access_flags & ACC_INTERFACE) ? "interface" : "class",
|
(jcf->access_flags & ACC_INTERFACE) ? "interface" : "class",
|
IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (current_class))));
|
IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (current_class))));
|
if (CLASS_PARSED_P (current_class))
|
if (CLASS_PARSED_P (current_class))
|
{
|
{
|
/* FIXME - where was first time */
|
/* FIXME - where was first time */
|
fatal_error ("reading class %s for the second time from %s",
|
fatal_error ("reading class %s for the second time from %s",
|
IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (current_class))),
|
IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (current_class))),
|
jcf->filename);
|
jcf->filename);
|
}
|
}
|
CLASS_PARSED_P (current_class) = 1;
|
CLASS_PARSED_P (current_class) = 1;
|
|
|
for (i = 1; i < JPOOL_SIZE(jcf); i++)
|
for (i = 1; i < JPOOL_SIZE(jcf); i++)
|
{
|
{
|
switch (JPOOL_TAG (jcf, i))
|
switch (JPOOL_TAG (jcf, i))
|
{
|
{
|
case CONSTANT_Class:
|
case CONSTANT_Class:
|
get_class_constant (jcf, i);
|
get_class_constant (jcf, i);
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
code = jcf_parse_fields (jcf);
|
code = jcf_parse_fields (jcf);
|
if (code != 0)
|
if (code != 0)
|
fatal_error ("error while parsing fields");
|
fatal_error ("error while parsing fields");
|
code = jcf_parse_methods (jcf);
|
code = jcf_parse_methods (jcf);
|
if (code != 0)
|
if (code != 0)
|
fatal_error ("error while parsing methods");
|
fatal_error ("error while parsing methods");
|
code = jcf_parse_final_attributes (jcf);
|
code = jcf_parse_final_attributes (jcf);
|
if (code != 0)
|
if (code != 0)
|
fatal_error ("error while parsing final attributes");
|
fatal_error ("error while parsing final attributes");
|
|
|
if (TYPE_REFLECTION_DATA (current_class))
|
if (TYPE_REFLECTION_DATA (current_class))
|
annotation_write_byte (JV_DONE_ATTR);
|
annotation_write_byte (JV_DONE_ATTR);
|
|
|
linemap_add (line_table, LC_LEAVE, false, NULL, 0);
|
linemap_add (line_table, LC_LEAVE, false, NULL, 0);
|
|
|
/* The fields of class_type_node are already in correct order. */
|
/* The fields of class_type_node are already in correct order. */
|
if (current_class != class_type_node && current_class != object_type_node)
|
if (current_class != class_type_node && current_class != object_type_node)
|
TYPE_FIELDS (current_class) = nreverse (TYPE_FIELDS (current_class));
|
TYPE_FIELDS (current_class) = nreverse (TYPE_FIELDS (current_class));
|
|
|
if (current_class == object_type_node)
|
if (current_class == object_type_node)
|
layout_class_methods (object_type_node);
|
layout_class_methods (object_type_node);
|
else
|
else
|
all_class_list = tree_cons (NULL_TREE,
|
all_class_list = tree_cons (NULL_TREE,
|
TYPE_NAME (current_class), all_class_list );
|
TYPE_NAME (current_class), all_class_list );
|
}
|
}
|
|
|
/* If we came across inner classes, load them now. */
|
/* If we came across inner classes, load them now. */
|
static void
|
static void
|
load_inner_classes (tree cur_class)
|
load_inner_classes (tree cur_class)
|
{
|
{
|
tree current;
|
tree current;
|
for (current = DECL_INNER_CLASS_LIST (TYPE_NAME (cur_class)); current;
|
for (current = DECL_INNER_CLASS_LIST (TYPE_NAME (cur_class)); current;
|
current = TREE_CHAIN (current))
|
current = TREE_CHAIN (current))
|
{
|
{
|
tree name = DECL_NAME (TREE_PURPOSE (current));
|
tree name = DECL_NAME (TREE_PURPOSE (current));
|
tree decl = IDENTIFIER_GLOBAL_VALUE (name);
|
tree decl = IDENTIFIER_GLOBAL_VALUE (name);
|
if (decl && ! CLASS_LOADED_P (TREE_TYPE (decl))
|
if (decl && ! CLASS_LOADED_P (TREE_TYPE (decl))
|
&& !CLASS_BEING_LAIDOUT (TREE_TYPE (decl)))
|
&& !CLASS_BEING_LAIDOUT (TREE_TYPE (decl)))
|
load_class (name, 1);
|
load_class (name, 1);
|
}
|
}
|
}
|
}
|
|
|
static void
|
static void
|
duplicate_class_warning (const char *filename)
|
duplicate_class_warning (const char *filename)
|
{
|
{
|
location_t warn_loc;
|
location_t warn_loc;
|
linemap_add (line_table, LC_RENAME, 0, filename, 0);
|
linemap_add (line_table, LC_RENAME, 0, filename, 0);
|
warn_loc = linemap_line_start (line_table, 0, 1);
|
warn_loc = linemap_line_start (line_table, 0, 1);
|
warning_at (warn_loc, 0, "duplicate class will only be compiled once");
|
warning_at (warn_loc, 0, "duplicate class will only be compiled once");
|
}
|
}
|
|
|
static void
|
static void
|
java_layout_seen_class_methods (void)
|
java_layout_seen_class_methods (void)
|
{
|
{
|
tree previous_list = all_class_list;
|
tree previous_list = all_class_list;
|
tree end = NULL_TREE;
|
tree end = NULL_TREE;
|
tree current;
|
tree current;
|
|
|
while (1)
|
while (1)
|
{
|
{
|
for (current = previous_list;
|
for (current = previous_list;
|
current != end; current = TREE_CHAIN (current))
|
current != end; current = TREE_CHAIN (current))
|
{
|
{
|
tree decl = TREE_VALUE (current);
|
tree decl = TREE_VALUE (current);
|
tree cls = TREE_TYPE (decl);
|
tree cls = TREE_TYPE (decl);
|
|
|
input_location = DECL_SOURCE_LOCATION (decl);
|
input_location = DECL_SOURCE_LOCATION (decl);
|
|
|
if (! CLASS_LOADED_P (cls))
|
if (! CLASS_LOADED_P (cls))
|
load_class (cls, 0);
|
load_class (cls, 0);
|
|
|
layout_class_methods (cls);
|
layout_class_methods (cls);
|
}
|
}
|
|
|
/* Note that new classes might have been added while laying out
|
/* Note that new classes might have been added while laying out
|
methods, changing the value of all_class_list. */
|
methods, changing the value of all_class_list. */
|
|
|
if (previous_list != all_class_list)
|
if (previous_list != all_class_list)
|
{
|
{
|
end = previous_list;
|
end = previous_list;
|
previous_list = all_class_list;
|
previous_list = all_class_list;
|
}
|
}
|
else
|
else
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
static void
|
static void
|
parse_class_file (void)
|
parse_class_file (void)
|
{
|
{
|
tree method;
|
tree method;
|
location_t save_location = input_location;
|
location_t save_location = input_location;
|
|
|
java_layout_seen_class_methods ();
|
java_layout_seen_class_methods ();
|
|
|
input_location = DECL_SOURCE_LOCATION (TYPE_NAME (current_class));
|
input_location = DECL_SOURCE_LOCATION (TYPE_NAME (current_class));
|
{
|
{
|
/* Re-enter the current file. */
|
/* Re-enter the current file. */
|
expanded_location loc = expand_location (input_location);
|
expanded_location loc = expand_location (input_location);
|
linemap_add (line_table, LC_ENTER, 0, loc.file, loc.line);
|
linemap_add (line_table, LC_ENTER, 0, loc.file, loc.line);
|
}
|
}
|
file_start_location = input_location;
|
file_start_location = input_location;
|
(*debug_hooks->start_source_file) (input_line, input_filename);
|
(*debug_hooks->start_source_file) (input_line, input_filename);
|
|
|
java_mark_class_local (current_class);
|
java_mark_class_local (current_class);
|
|
|
gen_indirect_dispatch_tables (current_class);
|
gen_indirect_dispatch_tables (current_class);
|
|
|
for (method = TYPE_METHODS (current_class);
|
for (method = TYPE_METHODS (current_class);
|
method != NULL_TREE; method = TREE_CHAIN (method))
|
method != NULL_TREE; method = TREE_CHAIN (method))
|
{
|
{
|
JCF *jcf = current_jcf;
|
JCF *jcf = current_jcf;
|
|
|
if (METHOD_ABSTRACT (method) || METHOD_DUMMY (method))
|
if (METHOD_ABSTRACT (method) || METHOD_DUMMY (method))
|
continue;
|
continue;
|
|
|
if (METHOD_NATIVE (method))
|
if (METHOD_NATIVE (method))
|
{
|
{
|
tree arg;
|
tree arg;
|
int decl_max_locals;
|
int decl_max_locals;
|
|
|
if (! flag_jni)
|
if (! flag_jni)
|
continue;
|
continue;
|
/* We need to compute the DECL_MAX_LOCALS. We need to take
|
/* We need to compute the DECL_MAX_LOCALS. We need to take
|
the wide types into account too. */
|
the wide types into account too. */
|
for (arg = TYPE_ARG_TYPES (TREE_TYPE (method)), decl_max_locals = 0;
|
for (arg = TYPE_ARG_TYPES (TREE_TYPE (method)), decl_max_locals = 0;
|
arg != end_params_node;
|
arg != end_params_node;
|
arg = TREE_CHAIN (arg), decl_max_locals += 1)
|
arg = TREE_CHAIN (arg), decl_max_locals += 1)
|
{
|
{
|
if (TREE_VALUE (arg) && TYPE_IS_WIDE (TREE_VALUE (arg)))
|
if (TREE_VALUE (arg) && TYPE_IS_WIDE (TREE_VALUE (arg)))
|
decl_max_locals += 1;
|
decl_max_locals += 1;
|
}
|
}
|
DECL_MAX_LOCALS (method) = decl_max_locals;
|
DECL_MAX_LOCALS (method) = decl_max_locals;
|
start_java_method (method);
|
start_java_method (method);
|
give_name_to_locals (jcf);
|
give_name_to_locals (jcf);
|
*get_stmts () = build_jni_stub (method);
|
*get_stmts () = build_jni_stub (method);
|
end_java_method ();
|
end_java_method ();
|
continue;
|
continue;
|
}
|
}
|
|
|
if (DECL_CODE_OFFSET (method) == 0)
|
if (DECL_CODE_OFFSET (method) == 0)
|
{
|
{
|
current_function_decl = method;
|
current_function_decl = method;
|
error ("missing Code attribute");
|
error ("missing Code attribute");
|
continue;
|
continue;
|
}
|
}
|
|
|
input_location = DECL_SOURCE_LOCATION (TYPE_NAME (current_class));
|
input_location = DECL_SOURCE_LOCATION (TYPE_NAME (current_class));
|
if (DECL_LINENUMBERS_OFFSET (method))
|
if (DECL_LINENUMBERS_OFFSET (method))
|
{
|
{
|
int i;
|
int i;
|
int min_line = 0;
|
int min_line = 0;
|
unsigned char *ptr;
|
unsigned char *ptr;
|
JCF_SEEK (jcf, DECL_LINENUMBERS_OFFSET (method));
|
JCF_SEEK (jcf, DECL_LINENUMBERS_OFFSET (method));
|
linenumber_count = i = JCF_readu2 (jcf);
|
linenumber_count = i = JCF_readu2 (jcf);
|
linenumber_table = ptr = jcf->read_ptr;
|
linenumber_table = ptr = jcf->read_ptr;
|
|
|
for (ptr += 2; --i >= 0; ptr += 4)
|
for (ptr += 2; --i >= 0; ptr += 4)
|
{
|
{
|
int line = GET_u2 (ptr);
|
int line = GET_u2 (ptr);
|
/* Set initial input_line to smallest linenumber.
|
/* Set initial input_line to smallest linenumber.
|
* Needs to be set before init_function_start. */
|
* Needs to be set before init_function_start. */
|
if (min_line == 0 || line < min_line)
|
if (min_line == 0 || line < min_line)
|
min_line = line;
|
min_line = line;
|
}
|
}
|
if (min_line != 0)
|
if (min_line != 0)
|
input_location = linemap_line_start (line_table, min_line, 1);
|
input_location = linemap_line_start (line_table, min_line, 1);
|
}
|
}
|
else
|
else
|
{
|
{
|
linenumber_table = NULL;
|
linenumber_table = NULL;
|
linenumber_count = 0;
|
linenumber_count = 0;
|
}
|
}
|
|
|
start_java_method (method);
|
start_java_method (method);
|
|
|
note_instructions (jcf, method);
|
note_instructions (jcf, method);
|
|
|
give_name_to_locals (jcf);
|
give_name_to_locals (jcf);
|
|
|
/* Bump up start_label_pc_this_method so we get a unique label number
|
/* Bump up start_label_pc_this_method so we get a unique label number
|
and reset highest_label_pc_this_method. */
|
and reset highest_label_pc_this_method. */
|
if (highest_label_pc_this_method >= 0)
|
if (highest_label_pc_this_method >= 0)
|
{
|
{
|
/* We adjust to the next multiple of 1000. This is just a frill
|
/* We adjust to the next multiple of 1000. This is just a frill
|
so the last 3 digits of the label number match the bytecode
|
so the last 3 digits of the label number match the bytecode
|
offset, which might make debugging marginally more convenient. */
|
offset, which might make debugging marginally more convenient. */
|
start_label_pc_this_method
|
start_label_pc_this_method
|
= ((((start_label_pc_this_method + highest_label_pc_this_method)
|
= ((((start_label_pc_this_method + highest_label_pc_this_method)
|
/ 1000)
|
/ 1000)
|
+ 1)
|
+ 1)
|
* 1000);
|
* 1000);
|
highest_label_pc_this_method = -1;
|
highest_label_pc_this_method = -1;
|
}
|
}
|
|
|
/* Convert bytecode to trees. */
|
/* Convert bytecode to trees. */
|
expand_byte_code (jcf, method);
|
expand_byte_code (jcf, method);
|
|
|
end_java_method ();
|
end_java_method ();
|
}
|
}
|
|
|
finish_class ();
|
finish_class ();
|
|
|
(*debug_hooks->end_source_file) (LOCATION_LINE (save_location));
|
(*debug_hooks->end_source_file) (LOCATION_LINE (save_location));
|
input_location = save_location;
|
input_location = save_location;
|
}
|
}
|
|
|
void
|
void
|
add_predefined_file (tree name)
|
add_predefined_file (tree name)
|
{
|
{
|
predef_filenames = tree_cons (NULL_TREE, name, predef_filenames);
|
predef_filenames = tree_cons (NULL_TREE, name, predef_filenames);
|
}
|
}
|
|
|
int
|
int
|
predefined_filename_p (tree node)
|
predefined_filename_p (tree node)
|
{
|
{
|
tree iter;
|
tree iter;
|
|
|
for (iter = predef_filenames; iter != NULL_TREE; iter = TREE_CHAIN (iter))
|
for (iter = predef_filenames; iter != NULL_TREE; iter = TREE_CHAIN (iter))
|
{
|
{
|
if (TREE_VALUE (iter) == node)
|
if (TREE_VALUE (iter) == node)
|
return 1;
|
return 1;
|
}
|
}
|
return 0;
|
return 0;
|
}
|
}
|
|
|
/* Generate a function that does all static initialization for this
|
/* Generate a function that does all static initialization for this
|
translation unit. */
|
translation unit. */
|
|
|
static void
|
static void
|
java_emit_static_constructor (void)
|
java_emit_static_constructor (void)
|
{
|
{
|
tree body = NULL;
|
tree body = NULL;
|
|
|
emit_register_classes (&body);
|
emit_register_classes (&body);
|
write_resource_constructor (&body);
|
write_resource_constructor (&body);
|
|
|
if (body)
|
if (body)
|
{
|
{
|
tree name = get_identifier ("_Jv_global_static_constructor");
|
tree name = get_identifier ("_Jv_global_static_constructor");
|
|
|
tree decl
|
tree decl
|
= build_decl (input_location, FUNCTION_DECL, name,
|
= build_decl (input_location, FUNCTION_DECL, name,
|
build_function_type (void_type_node, void_list_node));
|
build_function_type (void_type_node, void_list_node));
|
|
|
tree resdecl = build_decl (input_location,
|
tree resdecl = build_decl (input_location,
|
RESULT_DECL, NULL_TREE, void_type_node);
|
RESULT_DECL, NULL_TREE, void_type_node);
|
DECL_ARTIFICIAL (resdecl) = 1;
|
DECL_ARTIFICIAL (resdecl) = 1;
|
DECL_RESULT (decl) = resdecl;
|
DECL_RESULT (decl) = resdecl;
|
current_function_decl = decl;
|
current_function_decl = decl;
|
allocate_struct_function (decl, false);
|
allocate_struct_function (decl, false);
|
|
|
TREE_STATIC (decl) = 1;
|
TREE_STATIC (decl) = 1;
|
TREE_USED (decl) = 1;
|
TREE_USED (decl) = 1;
|
DECL_ARTIFICIAL (decl) = 1;
|
DECL_ARTIFICIAL (decl) = 1;
|
DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT (decl) = 1;
|
DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT (decl) = 1;
|
DECL_SAVED_TREE (decl) = body;
|
DECL_SAVED_TREE (decl) = body;
|
DECL_UNINLINABLE (decl) = 1;
|
DECL_UNINLINABLE (decl) = 1;
|
|
|
DECL_INITIAL (decl) = make_node (BLOCK);
|
DECL_INITIAL (decl) = make_node (BLOCK);
|
TREE_USED (DECL_INITIAL (decl)) = 1;
|
TREE_USED (DECL_INITIAL (decl)) = 1;
|
|
|
DECL_STATIC_CONSTRUCTOR (decl) = 1;
|
DECL_STATIC_CONSTRUCTOR (decl) = 1;
|
java_genericize (decl);
|
java_genericize (decl);
|
cgraph_finalize_function (decl, false);
|
cgraph_finalize_function (decl, false);
|
}
|
}
|
}
|
}
|
|
|
|
|
void
|
void
|
java_parse_file (int set_yydebug ATTRIBUTE_UNUSED)
|
java_parse_file (int set_yydebug ATTRIBUTE_UNUSED)
|
{
|
{
|
int filename_count = 0;
|
int filename_count = 0;
|
location_t save_location = input_location;
|
location_t save_location = input_location;
|
char *file_list = NULL, *list, *next;
|
char *file_list = NULL, *list, *next;
|
tree node;
|
tree node;
|
FILE *finput = NULL;
|
FILE *finput = NULL;
|
int in_quotes = 0;
|
int in_quotes = 0;
|
|
|
bitmap_obstack_initialize (&bit_obstack);
|
bitmap_obstack_initialize (&bit_obstack);
|
field_offsets = BITMAP_ALLOC (&bit_obstack);
|
field_offsets = BITMAP_ALLOC (&bit_obstack);
|
|
|
if (flag_filelist_file)
|
if (flag_filelist_file)
|
{
|
{
|
int avail = 2000;
|
int avail = 2000;
|
finput = fopen (main_input_filename, "r");
|
finput = fopen (main_input_filename, "r");
|
if (finput == NULL)
|
if (finput == NULL)
|
fatal_error ("can't open %s: %m", input_filename);
|
fatal_error ("can't open %s: %m", input_filename);
|
list = XNEWVEC (char, avail);
|
list = XNEWVEC (char, avail);
|
next = list;
|
next = list;
|
for (;;)
|
for (;;)
|
{
|
{
|
int count;
|
int count;
|
if (avail < 500)
|
if (avail < 500)
|
{
|
{
|
count = next - list;
|
count = next - list;
|
avail = 2 * (count + avail);
|
avail = 2 * (count + avail);
|
list = XRESIZEVEC (char, list, avail);
|
list = XRESIZEVEC (char, list, avail);
|
next = list + count;
|
next = list + count;
|
avail = avail - count;
|
avail = avail - count;
|
}
|
}
|
/* Subtract to to guarantee space for final '\0'. */
|
/* Subtract to to guarantee space for final '\0'. */
|
count = fread (next, 1, avail - 1, finput);
|
count = fread (next, 1, avail - 1, finput);
|
if (count == 0)
|
if (count == 0)
|
{
|
{
|
if (! feof (finput))
|
if (! feof (finput))
|
fatal_error ("error closing %s: %m", input_filename);
|
fatal_error ("error closing %s: %m", input_filename);
|
*next = '\0';
|
*next = '\0';
|
break;
|
break;
|
}
|
}
|
avail -= count;
|
avail -= count;
|
next += count;
|
next += count;
|
}
|
}
|
fclose (finput);
|
fclose (finput);
|
finput = NULL;
|
finput = NULL;
|
file_list = list;
|
file_list = list;
|
}
|
}
|
else
|
else
|
list = CONST_CAST (char *, main_input_filename);
|
list = CONST_CAST (char *, main_input_filename);
|
|
|
while (list)
|
while (list)
|
{
|
{
|
for (next = list; ; )
|
for (next = list; ; )
|
{
|
{
|
char ch = *next;
|
char ch = *next;
|
if (flag_filelist_file && ! in_quotes
|
if (flag_filelist_file && ! in_quotes
|
&& (ch == '\n' || ch == '\r' || ch == '\t' || ch == ' '
|
&& (ch == '\n' || ch == '\r' || ch == '\t' || ch == ' '
|
|| ch == '&') /* FIXME */)
|
|| ch == '&') /* FIXME */)
|
{
|
{
|
if (next == list)
|
if (next == list)
|
{
|
{
|
next++;
|
next++;
|
list = next;
|
list = next;
|
continue;
|
continue;
|
}
|
}
|
else
|
else
|
{
|
{
|
*next++ = '\0';
|
*next++ = '\0';
|
break;
|
break;
|
}
|
}
|
}
|
}
|
if (flag_filelist_file && ch == '"')
|
if (flag_filelist_file && ch == '"')
|
{
|
{
|
in_quotes = ! in_quotes;
|
in_quotes = ! in_quotes;
|
*next++ = '\0';
|
*next++ = '\0';
|
if (in_quotes)
|
if (in_quotes)
|
list = next;
|
list = next;
|
else
|
else
|
break;
|
break;
|
}
|
}
|
if (ch == '\0')
|
if (ch == '\0')
|
{
|
{
|
next = NULL;
|
next = NULL;
|
break;
|
break;
|
}
|
}
|
next++;
|
next++;
|
}
|
}
|
|
|
/* Exclude .java files. */
|
/* Exclude .java files. */
|
if (strlen (list) > 5 && ! strcmp (list + strlen (list) - 5, ".java"))
|
if (strlen (list) > 5 && ! strcmp (list + strlen (list) - 5, ".java"))
|
{
|
{
|
/* Nothing. */
|
/* Nothing. */
|
}
|
}
|
else if (list[0])
|
else if (list[0])
|
{
|
{
|
node = get_identifier (list);
|
node = get_identifier (list);
|
|
|
filename_count++;
|
filename_count++;
|
|
|
/* Exclude file that we see twice on the command line. */
|
/* Exclude file that we see twice on the command line. */
|
|
|
if (IS_A_COMMAND_LINE_FILENAME_P (node))
|
if (IS_A_COMMAND_LINE_FILENAME_P (node))
|
duplicate_class_warning (IDENTIFIER_POINTER (node));
|
duplicate_class_warning (IDENTIFIER_POINTER (node));
|
else
|
else
|
{
|
{
|
tree file_decl = build_decl (input_location,
|
tree file_decl = build_decl (input_location,
|
TRANSLATION_UNIT_DECL, node, NULL);
|
TRANSLATION_UNIT_DECL, node, NULL);
|
TREE_CHAIN (file_decl) = current_file_list;
|
TREE_CHAIN (file_decl) = current_file_list;
|
current_file_list = file_decl;
|
current_file_list = file_decl;
|
IS_A_COMMAND_LINE_FILENAME_P (node) = 1;
|
IS_A_COMMAND_LINE_FILENAME_P (node) = 1;
|
}
|
}
|
}
|
}
|
list = next;
|
list = next;
|
}
|
}
|
|
|
if (file_list != NULL)
|
if (file_list != NULL)
|
free (file_list);
|
free (file_list);
|
|
|
if (filename_count == 0)
|
if (filename_count == 0)
|
warning (0, "no input file specified");
|
warning (0, "no input file specified");
|
|
|
if (resource_name)
|
if (resource_name)
|
{
|
{
|
const char *resource_filename;
|
const char *resource_filename;
|
|
|
/* Only one resource file may be compiled at a time. */
|
/* Only one resource file may be compiled at a time. */
|
assert (TREE_CHAIN (current_file_list) == NULL);
|
assert (TREE_CHAIN (current_file_list) == NULL);
|
|
|
resource_filename = IDENTIFIER_POINTER (DECL_NAME (current_file_list));
|
resource_filename = IDENTIFIER_POINTER (DECL_NAME (current_file_list));
|
compile_resource_file (resource_name, resource_filename);
|
compile_resource_file (resource_name, resource_filename);
|
|
|
goto finish;
|
goto finish;
|
}
|
}
|
|
|
current_jcf = main_jcf;
|
current_jcf = main_jcf;
|
current_file_list = nreverse (current_file_list);
|
current_file_list = nreverse (current_file_list);
|
for (node = current_file_list; node; node = TREE_CHAIN (node))
|
for (node = current_file_list; node; node = TREE_CHAIN (node))
|
{
|
{
|
unsigned char magic_string[4];
|
unsigned char magic_string[4];
|
char *real_path;
|
char *real_path;
|
uint32 magic = 0;
|
uint32 magic = 0;
|
tree name = DECL_NAME (node);
|
tree name = DECL_NAME (node);
|
tree real_file;
|
tree real_file;
|
const char *filename = IDENTIFIER_POINTER (name);
|
const char *filename = IDENTIFIER_POINTER (name);
|
|
|
/* Skip already parsed files */
|
/* Skip already parsed files */
|
real_path = lrealpath (filename);
|
real_path = lrealpath (filename);
|
real_file = get_identifier (real_path);
|
real_file = get_identifier (real_path);
|
free (real_path);
|
free (real_path);
|
if (HAS_BEEN_ALREADY_PARSED_P (real_file))
|
if (HAS_BEEN_ALREADY_PARSED_P (real_file))
|
continue;
|
continue;
|
|
|
/* Close previous descriptor, if any */
|
/* Close previous descriptor, if any */
|
if (finput && fclose (finput))
|
if (finput && fclose (finput))
|
fatal_error ("can't close input file %s: %m", main_input_filename);
|
fatal_error ("can't close input file %s: %m", main_input_filename);
|
|
|
finput = fopen (filename, "rb");
|
finput = fopen (filename, "rb");
|
if (finput == NULL)
|
if (finput == NULL)
|
fatal_error ("can't open %s: %m", filename);
|
fatal_error ("can't open %s: %m", filename);
|
|
|
#ifdef IO_BUFFER_SIZE
|
#ifdef IO_BUFFER_SIZE
|
setvbuf (finput, xmalloc (IO_BUFFER_SIZE),
|
setvbuf (finput, xmalloc (IO_BUFFER_SIZE),
|
_IOFBF, IO_BUFFER_SIZE);
|
_IOFBF, IO_BUFFER_SIZE);
|
#endif
|
#endif
|
|
|
/* Figure what kind of file we're dealing with */
|
/* Figure what kind of file we're dealing with */
|
if (fread (magic_string, 1, 4, finput) == 4)
|
if (fread (magic_string, 1, 4, finput) == 4)
|
{
|
{
|
fseek (finput, 0L, SEEK_SET);
|
fseek (finput, 0L, SEEK_SET);
|
magic = GET_u4 (magic_string);
|
magic = GET_u4 (magic_string);
|
}
|
}
|
if (magic == 0xcafebabe)
|
if (magic == 0xcafebabe)
|
{
|
{
|
CLASS_FILE_P (node) = 1;
|
CLASS_FILE_P (node) = 1;
|
current_jcf = GGC_NEW (JCF);
|
current_jcf = GGC_NEW (JCF);
|
JCF_ZERO (current_jcf);
|
JCF_ZERO (current_jcf);
|
current_jcf->read_state = finput;
|
current_jcf->read_state = finput;
|
current_jcf->filbuf = jcf_filbuf_from_stdio;
|
current_jcf->filbuf = jcf_filbuf_from_stdio;
|
jcf_parse (current_jcf);
|
jcf_parse (current_jcf);
|
DECL_SOURCE_LOCATION (node) = file_start_location;
|
DECL_SOURCE_LOCATION (node) = file_start_location;
|
TYPE_JCF (current_class) = current_jcf;
|
TYPE_JCF (current_class) = current_jcf;
|
if (CLASS_FROM_CURRENTLY_COMPILED_P (current_class))
|
if (CLASS_FROM_CURRENTLY_COMPILED_P (current_class))
|
{
|
{
|
/* We've already compiled this class. */
|
/* We've already compiled this class. */
|
duplicate_class_warning (filename);
|
duplicate_class_warning (filename);
|
continue;
|
continue;
|
}
|
}
|
CLASS_FROM_CURRENTLY_COMPILED_P (current_class) = 1;
|
CLASS_FROM_CURRENTLY_COMPILED_P (current_class) = 1;
|
TREE_TYPE (node) = current_class;
|
TREE_TYPE (node) = current_class;
|
}
|
}
|
else if (magic == (JCF_u4)ZIPMAGIC)
|
else if (magic == (JCF_u4)ZIPMAGIC)
|
{
|
{
|
main_jcf = GGC_NEW (JCF);
|
main_jcf = GGC_NEW (JCF);
|
JCF_ZERO (main_jcf);
|
JCF_ZERO (main_jcf);
|
main_jcf->read_state = finput;
|
main_jcf->read_state = finput;
|
main_jcf->filbuf = jcf_filbuf_from_stdio;
|
main_jcf->filbuf = jcf_filbuf_from_stdio;
|
linemap_add (line_table, LC_ENTER, false, filename, 0);
|
linemap_add (line_table, LC_ENTER, false, filename, 0);
|
input_location = linemap_line_start (line_table, 0, 1);
|
input_location = linemap_line_start (line_table, 0, 1);
|
if (open_in_zip (main_jcf, filename, NULL, 0) < 0)
|
if (open_in_zip (main_jcf, filename, NULL, 0) < 0)
|
fatal_error ("bad zip/jar file %s", filename);
|
fatal_error ("bad zip/jar file %s", filename);
|
localToFile = SeenZipFiles;
|
localToFile = SeenZipFiles;
|
/* Register all the classes defined there. */
|
/* Register all the classes defined there. */
|
process_zip_dir ((FILE *) main_jcf->read_state);
|
process_zip_dir ((FILE *) main_jcf->read_state);
|
linemap_add (line_table, LC_LEAVE, false, NULL, 0);
|
linemap_add (line_table, LC_LEAVE, false, NULL, 0);
|
parse_zip_file_entries ();
|
parse_zip_file_entries ();
|
}
|
}
|
else if (magic == (JCF_u4) ZIPEMPTYMAGIC)
|
else if (magic == (JCF_u4) ZIPEMPTYMAGIC)
|
{
|
{
|
/* Ignore an empty input jar. */
|
/* Ignore an empty input jar. */
|
}
|
}
|
else
|
else
|
{
|
{
|
gcc_unreachable ();
|
gcc_unreachable ();
|
#if 0
|
#if 0
|
java_push_parser_context ();
|
java_push_parser_context ();
|
java_parser_context_save_global ();
|
java_parser_context_save_global ();
|
|
|
parse_source_file_1 (real_file, filename, finput);
|
parse_source_file_1 (real_file, filename, finput);
|
java_parser_context_restore_global ();
|
java_parser_context_restore_global ();
|
java_pop_parser_context (1);
|
java_pop_parser_context (1);
|
linemap_add (line_table, LC_LEAVE, false, NULL, 0);
|
linemap_add (line_table, LC_LEAVE, false, NULL, 0);
|
#endif
|
#endif
|
}
|
}
|
}
|
}
|
|
|
for (node = current_file_list; node; node = TREE_CHAIN (node))
|
for (node = current_file_list; node; node = TREE_CHAIN (node))
|
{
|
{
|
input_location = DECL_SOURCE_LOCATION (node);
|
input_location = DECL_SOURCE_LOCATION (node);
|
if (CLASS_FILE_P (node))
|
if (CLASS_FILE_P (node))
|
{
|
{
|
/* FIXME: These two flags really should be independent. We
|
/* FIXME: These two flags really should be independent. We
|
should be able to compile fully binary compatible, but
|
should be able to compile fully binary compatible, but
|
with flag_verify_invocations on. */
|
with flag_verify_invocations on. */
|
flag_verify_invocations = ! flag_indirect_dispatch;
|
flag_verify_invocations = ! flag_indirect_dispatch;
|
output_class = current_class = TREE_TYPE (node);
|
output_class = current_class = TREE_TYPE (node);
|
|
|
current_jcf = TYPE_JCF (current_class);
|
current_jcf = TYPE_JCF (current_class);
|
layout_class (current_class);
|
layout_class (current_class);
|
load_inner_classes (current_class);
|
load_inner_classes (current_class);
|
parse_class_file ();
|
parse_class_file ();
|
JCF_FINISH (current_jcf);
|
JCF_FINISH (current_jcf);
|
}
|
}
|
}
|
}
|
input_location = save_location;
|
input_location = save_location;
|
|
|
bitmap_obstack_release (&bit_obstack);
|
bitmap_obstack_release (&bit_obstack);
|
|
|
finish:
|
finish:
|
/* Arrange for any necessary initialization to happen. */
|
/* Arrange for any necessary initialization to happen. */
|
java_emit_static_constructor ();
|
java_emit_static_constructor ();
|
gcc_assert (global_bindings_p ());
|
gcc_assert (global_bindings_p ());
|
}
|
}
|
|
|
|
|
/* Return the name of the class corresponding to the name of the file
|
/* Return the name of the class corresponding to the name of the file
|
in this zip entry. The result is newly allocated using ALLOC. */
|
in this zip entry. The result is newly allocated using ALLOC. */
|
static char *
|
static char *
|
compute_class_name (struct ZipDirectory *zdir)
|
compute_class_name (struct ZipDirectory *zdir)
|
{
|
{
|
char *class_name_in_zip_dir = ZIPDIR_FILENAME (zdir);
|
char *class_name_in_zip_dir = ZIPDIR_FILENAME (zdir);
|
char *class_name;
|
char *class_name;
|
int i;
|
int i;
|
int filename_length = zdir->filename_length;
|
int filename_length = zdir->filename_length;
|
|
|
while (filename_length > 2 && strncmp (class_name_in_zip_dir, "./", 2) == 0)
|
while (filename_length > 2 && strncmp (class_name_in_zip_dir, "./", 2) == 0)
|
{
|
{
|
class_name_in_zip_dir += 2;
|
class_name_in_zip_dir += 2;
|
filename_length -= 2;
|
filename_length -= 2;
|
}
|
}
|
|
|
filename_length -= strlen (".class");
|
filename_length -= strlen (".class");
|
class_name = XNEWVEC (char, filename_length + 1);
|
class_name = XNEWVEC (char, filename_length + 1);
|
memcpy (class_name, class_name_in_zip_dir, filename_length);
|
memcpy (class_name, class_name_in_zip_dir, filename_length);
|
class_name [filename_length] = '\0';
|
class_name [filename_length] = '\0';
|
|
|
for (i = 0; i < filename_length; i++)
|
for (i = 0; i < filename_length; i++)
|
if (class_name[i] == '/')
|
if (class_name[i] == '/')
|
class_name[i] = '.';
|
class_name[i] = '.';
|
|
|
return class_name;
|
return class_name;
|
}
|
}
|
|
|
/* Return 0 if we should skip this entry, 1 if it is a .class file, 2
|
/* Return 0 if we should skip this entry, 1 if it is a .class file, 2
|
if it is a property file of some sort. */
|
if it is a property file of some sort. */
|
static int
|
static int
|
classify_zip_file (struct ZipDirectory *zdir)
|
classify_zip_file (struct ZipDirectory *zdir)
|
{
|
{
|
char *class_name_in_zip_dir = ZIPDIR_FILENAME (zdir);
|
char *class_name_in_zip_dir = ZIPDIR_FILENAME (zdir);
|
|
|
if (zdir->filename_length > 6
|
if (zdir->filename_length > 6
|
&& !strncmp (&class_name_in_zip_dir[zdir->filename_length - 6],
|
&& !strncmp (&class_name_in_zip_dir[zdir->filename_length - 6],
|
".class", 6))
|
".class", 6))
|
return 1;
|
return 1;
|
|
|
/* For now we drop the manifest, but not other information. */
|
/* For now we drop the manifest, but not other information. */
|
if (zdir->filename_length == 20
|
if (zdir->filename_length == 20
|
&& !strncmp (class_name_in_zip_dir, "META-INF/MANIFEST.MF", 20))
|
&& !strncmp (class_name_in_zip_dir, "META-INF/MANIFEST.MF", 20))
|
return 0;
|
return 0;
|
|
|
/* Drop directory entries. */
|
/* Drop directory entries. */
|
if (zdir->filename_length > 0
|
if (zdir->filename_length > 0
|
&& class_name_in_zip_dir[zdir->filename_length - 1] == '/')
|
&& class_name_in_zip_dir[zdir->filename_length - 1] == '/')
|
return 0;
|
return 0;
|
|
|
return 2;
|
return 2;
|
}
|
}
|
|
|
/* Process all class entries found in the zip file. */
|
/* Process all class entries found in the zip file. */
|
static void
|
static void
|
parse_zip_file_entries (void)
|
parse_zip_file_entries (void)
|
{
|
{
|
struct ZipDirectory *zdir;
|
struct ZipDirectory *zdir;
|
int i;
|
int i;
|
|
|
for (i = 0, zdir = (ZipDirectory *)localToFile->central_directory;
|
for (i = 0, zdir = (ZipDirectory *)localToFile->central_directory;
|
i < localToFile->count; i++, zdir = ZIPDIR_NEXT (zdir))
|
i < localToFile->count; i++, zdir = ZIPDIR_NEXT (zdir))
|
{
|
{
|
tree klass;
|
tree klass;
|
|
|
switch (classify_zip_file (zdir))
|
switch (classify_zip_file (zdir))
|
{
|
{
|
case 0:
|
case 0:
|
continue;
|
continue;
|
|
|
case 1:
|
case 1:
|
{
|
{
|
char *class_name = compute_class_name (zdir);
|
char *class_name = compute_class_name (zdir);
|
int previous_alias_set = -1;
|
int previous_alias_set = -1;
|
klass = lookup_class (get_identifier (class_name));
|
klass = lookup_class (get_identifier (class_name));
|
FREE (class_name);
|
FREE (class_name);
|
current_jcf = TYPE_JCF (klass);
|
current_jcf = TYPE_JCF (klass);
|
output_class = current_class = klass;
|
output_class = current_class = klass;
|
|
|
/* This is a dummy class, and now we're compiling it for
|
/* This is a dummy class, and now we're compiling it for
|
real. */
|
real. */
|
gcc_assert (! TYPE_DUMMY (klass));
|
gcc_assert (! TYPE_DUMMY (klass));
|
|
|
/* This is for a corner case where we have a superclass
|
/* This is for a corner case where we have a superclass
|
but no superclass fields.
|
but no superclass fields.
|
|
|
This can happen if we earlier failed to lay out this
|
This can happen if we earlier failed to lay out this
|
class because its superclass was still in the process
|
class because its superclass was still in the process
|
of being laid out; this occurs when we have recursive
|
of being laid out; this occurs when we have recursive
|
class dependencies via inner classes. We must record
|
class dependencies via inner classes. We must record
|
the previous alias set and restore it after laying out
|
the previous alias set and restore it after laying out
|
the class.
|
the class.
|
|
|
FIXME: this really is a kludge. We should figure out a
|
FIXME: this really is a kludge. We should figure out a
|
way to lay out the class properly before this
|
way to lay out the class properly before this
|
happens. */
|
happens. */
|
if (TYPE_SIZE (klass) && CLASSTYPE_SUPER (klass)
|
if (TYPE_SIZE (klass) && CLASSTYPE_SUPER (klass)
|
&& integer_zerop (TYPE_SIZE (klass)))
|
&& integer_zerop (TYPE_SIZE (klass)))
|
{
|
{
|
TYPE_SIZE (klass) = NULL_TREE;
|
TYPE_SIZE (klass) = NULL_TREE;
|
previous_alias_set = TYPE_ALIAS_SET (klass);
|
previous_alias_set = TYPE_ALIAS_SET (klass);
|
TYPE_ALIAS_SET (klass) = -1;
|
TYPE_ALIAS_SET (klass) = -1;
|
}
|
}
|
|
|
if (! CLASS_LOADED_P (klass))
|
if (! CLASS_LOADED_P (klass))
|
{
|
{
|
if (! CLASS_PARSED_P (klass))
|
if (! CLASS_PARSED_P (klass))
|
{
|
{
|
read_zip_member (current_jcf, zdir, localToFile);
|
read_zip_member (current_jcf, zdir, localToFile);
|
jcf_parse (current_jcf);
|
jcf_parse (current_jcf);
|
}
|
}
|
layout_class (current_class);
|
layout_class (current_class);
|
load_inner_classes (current_class);
|
load_inner_classes (current_class);
|
}
|
}
|
|
|
if (previous_alias_set != -1)
|
if (previous_alias_set != -1)
|
TYPE_ALIAS_SET (klass) = previous_alias_set;
|
TYPE_ALIAS_SET (klass) = previous_alias_set;
|
|
|
if (TYPE_SIZE (current_class) != error_mark_node)
|
if (TYPE_SIZE (current_class) != error_mark_node)
|
{
|
{
|
parse_class_file ();
|
parse_class_file ();
|
free (current_jcf->buffer); /* No longer necessary */
|
free (current_jcf->buffer); /* No longer necessary */
|
/* Note: there is a way to free this buffer right after a
|
/* Note: there is a way to free this buffer right after a
|
class seen in a zip file has been parsed. The idea is the
|
class seen in a zip file has been parsed. The idea is the
|
set its jcf in such a way that buffer will be reallocated
|
set its jcf in such a way that buffer will be reallocated
|
the time the code for the class will be generated. FIXME. */
|
the time the code for the class will be generated. FIXME. */
|
}
|
}
|
}
|
}
|
break;
|
break;
|
|
|
case 2:
|
case 2:
|
{
|
{
|
char *file_name, *class_name_in_zip_dir, *buffer;
|
char *file_name, *class_name_in_zip_dir, *buffer;
|
JCF *jcf;
|
JCF *jcf;
|
file_name = XNEWVEC (char, zdir->filename_length + 1);
|
file_name = XNEWVEC (char, zdir->filename_length + 1);
|
class_name_in_zip_dir = ZIPDIR_FILENAME (zdir);
|
class_name_in_zip_dir = ZIPDIR_FILENAME (zdir);
|
strncpy (file_name, class_name_in_zip_dir, zdir->filename_length);
|
strncpy (file_name, class_name_in_zip_dir, zdir->filename_length);
|
file_name[zdir->filename_length] = '\0';
|
file_name[zdir->filename_length] = '\0';
|
jcf = XNEW (JCF);
|
jcf = XNEW (JCF);
|
JCF_ZERO (jcf);
|
JCF_ZERO (jcf);
|
jcf->read_state = finput;
|
jcf->read_state = finput;
|
jcf->filbuf = jcf_filbuf_from_stdio;
|
jcf->filbuf = jcf_filbuf_from_stdio;
|
jcf->classname = NULL;
|
jcf->classname = NULL;
|
jcf->filename = file_name;
|
jcf->filename = file_name;
|
jcf->zipd = zdir;
|
jcf->zipd = zdir;
|
|
|
if (read_zip_member (jcf, zdir, localToFile) < 0)
|
if (read_zip_member (jcf, zdir, localToFile) < 0)
|
fatal_error ("error while reading %s from zip file", file_name);
|
fatal_error ("error while reading %s from zip file", file_name);
|
|
|
buffer = XNEWVEC (char, zdir->filename_length + 1 +
|
buffer = XNEWVEC (char, zdir->filename_length + 1 +
|
(jcf->buffer_end - jcf->buffer));
|
(jcf->buffer_end - jcf->buffer));
|
strcpy (buffer, file_name);
|
strcpy (buffer, file_name);
|
/* This is not a typo: we overwrite the trailing \0 of the
|
/* This is not a typo: we overwrite the trailing \0 of the
|
file name; this is just how the data is laid out. */
|
file name; this is just how the data is laid out. */
|
memcpy (buffer + zdir->filename_length,
|
memcpy (buffer + zdir->filename_length,
|
jcf->buffer, jcf->buffer_end - jcf->buffer);
|
jcf->buffer, jcf->buffer_end - jcf->buffer);
|
|
|
compile_resource_data (file_name, buffer,
|
compile_resource_data (file_name, buffer,
|
jcf->buffer_end - jcf->buffer);
|
jcf->buffer_end - jcf->buffer);
|
JCF_FINISH (jcf);
|
JCF_FINISH (jcf);
|
free (jcf);
|
free (jcf);
|
free (buffer);
|
free (buffer);
|
}
|
}
|
break;
|
break;
|
|
|
default:
|
default:
|
gcc_unreachable ();
|
gcc_unreachable ();
|
}
|
}
|
}
|
}
|
}
|
}
|
|
|
/* Read all the entries of the zip file, creates a class and a JCF. Sets the
|
/* Read all the entries of the zip file, creates a class and a JCF. Sets the
|
jcf up for further processing and link it to the created class. */
|
jcf up for further processing and link it to the created class. */
|
|
|
static void
|
static void
|
process_zip_dir (FILE *finput)
|
process_zip_dir (FILE *finput)
|
{
|
{
|
int i;
|
int i;
|
ZipDirectory *zdir;
|
ZipDirectory *zdir;
|
|
|
for (i = 0, zdir = (ZipDirectory *)localToFile->central_directory;
|
for (i = 0, zdir = (ZipDirectory *)localToFile->central_directory;
|
i < localToFile->count; i++, zdir = ZIPDIR_NEXT (zdir))
|
i < localToFile->count; i++, zdir = ZIPDIR_NEXT (zdir))
|
{
|
{
|
char *class_name, *file_name, *class_name_in_zip_dir;
|
char *class_name, *file_name, *class_name_in_zip_dir;
|
tree klass;
|
tree klass;
|
JCF *jcf;
|
JCF *jcf;
|
|
|
class_name_in_zip_dir = ZIPDIR_FILENAME (zdir);
|
class_name_in_zip_dir = ZIPDIR_FILENAME (zdir);
|
|
|
/* Here we skip non-class files; we handle them later. */
|
/* Here we skip non-class files; we handle them later. */
|
if (classify_zip_file (zdir) != 1)
|
if (classify_zip_file (zdir) != 1)
|
continue;
|
continue;
|
|
|
class_name = compute_class_name (zdir);
|
class_name = compute_class_name (zdir);
|
file_name = XNEWVEC (char, zdir->filename_length+1);
|
file_name = XNEWVEC (char, zdir->filename_length+1);
|
jcf = GGC_NEW (JCF);
|
jcf = GGC_NEW (JCF);
|
JCF_ZERO (jcf);
|
JCF_ZERO (jcf);
|
|
|
strncpy (file_name, class_name_in_zip_dir, zdir->filename_length);
|
strncpy (file_name, class_name_in_zip_dir, zdir->filename_length);
|
file_name [zdir->filename_length] = '\0';
|
file_name [zdir->filename_length] = '\0';
|
|
|
klass = lookup_class (get_identifier (class_name));
|
klass = lookup_class (get_identifier (class_name));
|
|
|
if (CLASS_FROM_CURRENTLY_COMPILED_P (klass))
|
if (CLASS_FROM_CURRENTLY_COMPILED_P (klass))
|
{
|
{
|
/* We've already compiled this class. */
|
/* We've already compiled this class. */
|
duplicate_class_warning (file_name);
|
duplicate_class_warning (file_name);
|
continue;
|
continue;
|
}
|
}
|
/* This function is only called when processing a zip file seen
|
/* This function is only called when processing a zip file seen
|
on the command line. */
|
on the command line. */
|
CLASS_FROM_CURRENTLY_COMPILED_P (klass) = 1;
|
CLASS_FROM_CURRENTLY_COMPILED_P (klass) = 1;
|
|
|
jcf->read_state = finput;
|
jcf->read_state = finput;
|
jcf->filbuf = jcf_filbuf_from_stdio;
|
jcf->filbuf = jcf_filbuf_from_stdio;
|
jcf->classname = class_name;
|
jcf->classname = class_name;
|
jcf->filename = file_name;
|
jcf->filename = file_name;
|
jcf->zipd = zdir;
|
jcf->zipd = zdir;
|
|
|
TYPE_JCF (klass) = jcf;
|
TYPE_JCF (klass) = jcf;
|
}
|
}
|
}
|
}
|
|
|
#include "gt-java-jcf-parse.h"
|
#include "gt-java-jcf-parse.h"
|
#include "gtype-java.h"
|
#include "gtype-java.h"
|
|
|
