changelog

gcc-2.95.3 Linux下最常用的C编译器

	explicit build_decl.  (Avoids crash in reload when optimizing.)

Thu Feb 25 21:05:04 1999  Per Bothner  <[e-mail]>

	* decl.c (complete_start_java_method):  Handle synchronized method
	even when compiling from bytecode.

1999-02-26  Tom Tromey  <[e-mail]>

	* gjavah.c (add_class_decl): Only generate `#include' if outer
	class is not the name of the class we are processing.  Correctly
	append `.h' in #include.
	(process_file): Clean up newlines around generated `#include's.
	(decode_signature_piece): Correctly handle inner classes.
	(struct include): New structure.
	(all_includes): New global.
	(print_include): New function.
	(add_class_decl): Use it.
	(process_file): Likewise.
	(add_class_decl): Generate include for java-array.h if array
	seen.
	(process_file): Don't generate java-array.h include.

	* gjavah.c (add_namelet): Check for standard package names here.
	(add_class_decl): Don't check for standard package names here.

1999-02-25  Tom Tromey  <[e-mail]>

	* parse.y (read_import_dir): Use `|=', not `+=', to set `found'.
	When reading a zip file, only use strncmp if both strings are
	bigger than the buffer length.  Initialize `k' when looping
	through zip file.

1999-02-24  Tom Tromey  <[e-mail]>

	* gjavah.c (struct namelet): New structure.
	(add_namelet): New function.
	(print_namelet): New function.
	(print_class_decls): Use add_namelet and print_namelet to generate
	namespaces and not classes.
	(method_printed): New global.
	(HANDLE_END_METHOD): Examine method_printed.
	(print_method_info): Set method_printed when required.  Print
	error if function to be ignored is marked virtual.  Handle $finit$
	method.
	(METHOD_IS_FINAL): New macro.
	(print_field_info): Use it.
	(HANDLE_METHOD): Clear method_printed.
	(method_pass): New global.
	(HANDLE_END_FIELD): Call add_class_decl on the first pass.
	(process_file): Do two passes over both fields and methods.
	(HANDLE_METHOD): Examine method_pass.
	(root): New global.
	(add_class_decl): New function.
	(print_class_decls): Don't scan over entire constant pool.

1999-02-23  Tom Tromey  <[e-mail]>

	* jvspec.c (lang_specific_driver): Recognize -fsyntax-only and
	disable linking in that case.

1999-02-20  Tom Tromey  <[e-mail]>

	* jcf.h (UTF8_GET): Mask first byte of 3-byte encoding with 0x0f,
	not 0x1f.

Sun Feb 21 14:56:11 1999  Per Bothner  <[e-mail]>

	* decl.c (build_result_decl), java-tree.h:  New method.
	(complete_start_java_method):  Handle synchronized methods.
	Don't build DECL_RESULT here.  (Ordering dependency problem.)
	(start_java_method):  Call build_result_decl here instead  ...
	* parse.y (java_complete_expand_method):  ... and here.
	(expand_start_java_method): Don't call complete_start_java_method here.
	(java_complete_expand_method):  Call it here instead.
	* parse.h (BUILD_MONITOR_ENTER, BUILD_MONITOR_EXIT):  Moved to ..
	* java-tree.h:  ... here.

	* expr.c (force_evaluation_order):  Fix typo, don't handle ARRAY_REF.
	* parse.y (java_complete_lhs):  Don't call force_evaluation_order
	for ARRAY_REF - it doesn't work when array bounds are checked.
	(patch_array_ref):  Handle it here instead.

	* jcf-write.c (generate_classfile):  Emit "Exceptions" attribute.

Fri Feb 19 15:35:01 1999  Per Bothner  <[e-mail]>

	Force left-to-right evaluation of binary operations etc.
	* expr.c (force_evaluation_order), java-tree.h:  New function.
	* parse.y (java_complete_lhs):  Pass binary operations, procedure
	calls, and ARRAY_REFs to force_evaluation_order.
	(various):  Set TREE_SIDE_EFFECTS more carefully.

	Tolerate random (non-UTF8) encoding in comments without complaining.
	* lex.c (java_read_char):  Return 0xFFFE if bad UTF8 encoding.
	(java_is_eol):  Handle '\r' followed by '\n' instead of vice versa.

	* parse.y (resolve_qualified_expression_name):  Handle error_mark.
	(java_complete_node case EXPR_WITH_FILE_LOCATION):  Likewise.

	* parse.y (java_complete_lhs):  Ignore an empty statement in a
	COMPOUND_EXPR.  Don't complain about empty statement after return.
	
Fri Feb 19 13:00:56 1999  Per Bothner  <[e-mail]>

	* parse.y (obtain_incomplete_type):  Don't wrap unknown types
	in TREE_LIST - just chain the POINTER_TYPEs together.
	(resolve_class):  If type already resolved, return decl.
	After resolving, update TREE_TYPE(class_type), and name (if array).
	* parse.h (do_resolve_class), parse.y:  Make non-static.	
	* class.c (maybe_layout_super_class):  Take this_class argument.
	Do do_resolve_class if necessary.
	(layout_class, layout_class_methods): Adjust calls appropriately.
	* parse.h (JDEP_TO_RESOLVE, JDEP_RESOLVED_DECL, JDEP_RESOLVED,
	JDEP_RESOLVED_P):  Redefined for new TREE_LIST-less convention.
	* typeck.c (build_java_array_type):  Don't call layout_class.

Wed Feb 17 15:47:20 1999  Alexandre Petit-Bianco  <[e-mail]>

	* parse.y (check_pkg_class_access): Allow private class access
 	within the same package.
	(strip_out_static_field_access_decl): New function.
	(patch_unaryop): Call strip_out_static_field_access_decl on ++/--
 	operator argument before testing its nature.

Wed Feb  3 12:38:43 1999  Per Bothner  <[e-mail]>

	* java-tree.def (FINALLY_EXPR):  Removed.  (Now uses TRY_FINALLY_EXPR.)
	(TRY_EXPR):  Simplify - it no longer has a finally clause.
	* check-init.c (check_init):  Handle TRY_FINALLY_EXPR.
	Simpler handling of TRY_EXPR, which no longer has a finally clause.
	* expr.c (java_lang_expand_expr):  Likewise.
	* java-tree.h (CATCH_EXPR_GET_EXPR):  Removed - no longer needed.
	* parse.h (java_get_catch_block), parse.y:  Removed - no longer needed.
	* parse.y (java_complete_lhs):  Add support for TRY_FIANLLY_EXPR.
	(build_try_statement):  Remove finally parameter and handling.
	(build_try_finally_statement):  New function.
	(patch_try_statement):   No longer need to support finally clause.
	(try_statement):  Update grammar action rules.
	* jcf-write.c (generate_bytecode_insns):  Handle TRY_FINALLY_EXPR.
	Simpler handling of TRY_EXPR, which no longer has a finally clause.

1998-11-26  Andrew Haley  <[e-mail]>

	* jcf-parse.c (get_constant): Add braces around computation of 'd'
	when REAL_ARITHMETIC is not defined.  [Oct 26 fix got overwritten -PB]

1999-02-17  Andrew Haley  <[e-mail]>

	* class.c (build_utf8_ref): Back out broken patch which was
        intended to to output signatures using '.' as a separator.

        * class.c (make_class_data): Output signatures using '.' as a
        separator, rather than '/'.
        (mangled_classname): Likewise.
        (make_field_value): Likewise.
        (make_method_value): Likewise.
        * constants.c (alloc_class_constant): Likewise.
        * expr.c (build_invokeinterface): Likewise.

Thu Feb 11 21:25:51 1999  Alexandre Petit-Bianco  <[e-mail]>
 
 	* parse.y (valid_builtin_assignconv_identity_widening_p): Got rid
 	of an ancient workaround.

Wed Feb 10 23:27:33 1999  Jeffrey A Law  ([e-mail])

	* jvspec.c (xmalloc): Kill the prototype.  It does not belong
	here anymore.

1999-02-10  Alexandre Petit-Bianco  <[e-mail]>
	
	* lex.c (yylex): Encode \0 as UTF8.

1999-02-10  Tom Tromey  <[e-mail]>

	* jvspec.c (lang_specific_driver): Use libgcj, not libjava.
	* Makefile.in (jcf-path.o): Define LIBGCJ_ZIP_FILE.
	(libgcj_zip): Renamed.
	* jcf-path.c (add_entry): Use LIBGCJ_ZIP_FILE, not
	LIBJAVA_ZIP_FILE.
	(jcf_path_init): Use LIBGCJ_ZIP_FILE.

	* jvspec.c (THREAD_NAME): Renamed -lqthreads to -lgcjcoop.
	(GC_NAME): Renamed -lgc to -lgcjgc.

Tue Feb  9 19:31:09 1999  Alexandre Petit-Bianco  <[e-mail]>

	* lex.c (java_lang_cloneable): Initialize.
	* parse.y (java_lang_cloneable): New static variable.
	(qualify_ambiguous_name): Take CONVERT_EXPR into account when
 	doing one more qualification round.
	(valid_ref_assignconv_cast_p): Reject null source or
 	destination. Allow an array to be cast into java.lang.Cloneable.
	(patch_cast): Swapped two first arguments to first call to
 	valid_ref_assignconv_cast_p.

Mon Feb  8 11:50:50 1999  Alexandre Petit-Bianco  <[e-mail]>

	* parse.h: DECL_P renamed JDECL_P.
        * parse.y: DECL_P replaced by JDECL_P.
        (build_array_from_name): Always use pointer's type.
        (patch_bc_statement): Extra code to search continue target in a
        for loop. Fixed comments. Continue target is current loop when
        unlabeled.

1999-02-05  Andrew Haley  <[e-mail]>

	* class.c (make_class_data): The superclass of an interface should
	be null, not class Object.

	* lex.c (java_lex): Sign extend hex literals.

1999-02-04  Andrew Haley  <[e-mail]>

	* class.c (build_utf8_ref): Output signatures using '.' as a
	separator, rather than '/'.
	(make_class_data): Likewise.

Wed Feb  3 22:50:17 1999  Marc Espie <[e-mail]>

        * Make-lang.in ($(GCJ)(exeext)): Remove choose-temp.o, pexecute.o and
        mkstemp.o.  Get them from libiberty now.

Tue Feb  2 19:49:12 1999  Jeffrey A Law  ([e-mail])

	* jcf-io.c: Do not include sys/stat.h or sys/wait.h

Tue Feb  2 20:04:50 1999  Kaveh R. Ghazi  <[e-mail]>

	* jvspec.c (xmalloc): Fix the prototype to match the one obtained
 	from libiberty.h

Tue Feb  2 10:39:47 1999  Per Bothner  <[e-mail]>

	Optimize: `return (a ? b : c)' as: `if (a) return b; else return c;'.
	* jcf-write.c (generate_bytecode_return):  New function.
	(generate_bytecode_insns):  Use it, for RETURN_EXPR.

	* jcf-write.c (generate_bytecode_insns):  For REAL_CST that is 0 or 1,
	generate special [fd]const_[01] instructions.
	
	* jcf-parse.c (yyparse):  Don't emit_register_classes if -fsyntax-only.

	* verify.c (verify_jvm_instructions):  Do INVALIDATE_PC after
	handling OPCODE_lookupswitch or OPCODE_tableswitch.

Mon Feb  1 20:44:47 1999  Per Bothner  <[e-mail]>

	* parse.y (patch_method_invocation):  Handle calling static methods,
	even in the form EXPR.METHOD(ARGS), not just TYPE.METHOD(ARGS).

	* parse.y (java_complete_lhs):  Don't complain about unreachable
	exit condition in a do-while statement.
	
Fri Jan 29 18:19:02 1999  Alexandre Petit-Bianco  <[e-mail]>

	* lex.c (java_read_char): Fixed utf8 decoding.
	(java_unicode_2_utf8): Fixed utf8 encoding in the 0x800-0xffff
 	range.
	* parse.y (valid_builtin_assignconv_identity_widening_p): Fixed
 	comments. Local variable `all_primitive' is gone. Broadened
 	acceptance of `0' to floating point targets. `long' can now be
 	widened to `double' or `float'.
	(valid_method_invocation_conversion_p): Added leading
 	comment. Fixed tabulation.
	(build_string_concatenation): Optimize out left or right empty
 	string constants.

Thu Jan 28 18:51:26 1999  Per Bothner  <[e-mail]>

	* jcf-write.c (localvar_alloc):  Only emit entry for
	LocalVariableTable if debug_info_level > DINFO_LEVEL_TERSE.
	(generate_bytecode_insns):  Only call put_linenumber if
	debug_info_level > DINFO_LEVEL_NONE.
	* jvspec.c (lang_specific_driver):  If no -O* or -g* option
	is specified, add -g1 (for compatibility wih javac).

Thu Jan 28 09:17:51 1999  Hans-Peter Nilsson  <[e-mail]>

	* java/Makefile.in: Add missing dependencies for jcf-dump.o,
	gjavah.o, check-init.o, jv-scan.o

Mon Feb  1 09:50:48 1999  Kaveh R. Ghazi  <[e-mail]>

	* Makefile.in (gjavah.o): Depend on $(CONFIG_H) and system.h.

	* gjavah.c: Include config.h and system.h.

	* javaop.h (inline): Don't define, its handled by system.h.
	(WORD_TO_FLOAT, WORDS_TO_LONG, WORDS_TO_DOUBLE): Change these
	from `inline' to `static inline'.

	* jcf.h (inline): Don't define, its handled by system.h.

	* lex.c (inline): Likewise.

Sun Jan 31 20:34:29 1999  Zack Weinberg  <[e-mail]>

	* lang-specs.h: Map -Qn to -fno-ident.

Fri Jan 29 16:51:56 1999  Richard Henderson  <[e-mail]>

	* check-init.c (check_init): Fix CLEANUP_POINT_EXPR typo.

1999-01-29  Tom Tromey  <[e-mail]>

	* parse.h (BUILD_APPEND): If ARG is a non-String object reference,
	then cast it to Object before calling `append' method.

Thu Jan 28 14:45:39 1999  Per Bothner  <[e-mail]>

	* check-init.c (check_bool2_init, check_bool_init, check_init):
	Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR, and TRUTH_XOR_EXPR.
	* jcf-write.c (generate_bytecode_insns):  Likewise.

Thu Jan 28 11:50:11 1999  Alexandre Petit-Bianco  <[e-mail]>

	* jcf-parse.c (jcf_parse): Don't parse the same class file twice.
	* parse.y (patch_cast): Allow a boolean to be cast into a
 	boolean.

Wed Jan 27 10:19:29 1999  Alexandre Petit-Bianco  <[e-mail]>

	* parse.y: (class_declaration:): Fixed indentation.
	(class_member_declaration:): Extra `;' after field declaration now
 	accepted.
	(interface_declaration:): Removed debug messages in error reports.
	(patch_binop): Nodes created and returned inherit the orignal
 	node's COMPOUND_ASSIGN_P flag value.
	(patch_cast): Fix cast from char to floating point.

Mon Jan 25 17:39:19 1999  Andrew Haley  <[e-mail]>

        * except.c, java-except.h (expand_resume_after_catch): new
        function.
        * expr.c (java_lang_expand_expr): call expand_resume_after_catch
        to branch back to main flow of control after a catch block.

Sat Jan 23 23:02:43 1999  Kaveh R. Ghazi  <[e-mail]>