Tue Nov 30 12:36:15 1999 Anthony Green <green@cygnus.com>
* verify.c (verify_jvm_instructions): Create new return label
chain if non existant (don't rely on the verified state of the jsr
target.)
Tue Nov 23 17:29:40 1999 Alexandre Petit-Bianco <apbianco@cygnus.com>
* verify.c (merge_type_state): Non verified subroutines being
considered more than once to trigger passive type merge.
From-SVN: r30811
* class.c (finish_class): Remove unused parameter, all callers
changed.
* expr.c (build_java_athrow): Change return type to void.
(java_lang_expand_expr): Make sure each case in switch returns a
value.
* java-tree.h (finish_class): Fix prototype to take void args.
* jcf-dump.c (usage): Mark with ATTRIBUTE_NORETURN.
(main): Issue return from main, not exit.
* jcf-parse.c (parse_class_file): Fix call to `finish_class'.
* jcf.h (jcf_unexpected_eof): Mark with ATTRIBUTE_NORETURN.
* jv-scan.c (main): Issue return from main, not exit.
* parse.y (check_abstract_method_definitions,
java_check_abstract_method_definitions): Add static prototypes.
(java_complete_expand_methods): Fix call to `finish_class'.
* verify.c (verify_jvm_instructions): Initialize variables `oldpc'
and `prevpc'.
From-SVN: r29065
* expr.c (build_java_soft_divmod): Provide a default case in switch.
(java_lang_expand_expr): Mark parameters `target', `tmode' and
`modifier' with ATTRIBUTE_UNUSED.
* gjavah.c (process_file): Add braces around ambiguous `else'.
* jcf-dump.c (print_access_flags, localvar_free): Change return
type to void.
* parse.y (java_complete_expand_method): Initialize variable
`exception_copy'.
(resolve_qualified_expression_name): Likewise for `field_decl'.
(patch_method_invocation): Likewise for `class_to_search'.
(qualify_ambiguous_name): Likewise for `name' and `ptr_type'.
(patch_assignment): Likewise for `lhs_type'.
* verify.c (verify_jvm_instructions): Remove unused variable
`caller'.
From-SVN: r28344
1999-06-22 Andrew Haley <aph@cygnus.com>
* verify.c (verify_jvm_instructions): Check for pending blocks
before invalid PC test and opcode switch, not after.
From-SVN: r27710
1999-06-21 Andrew Haley <aph@cygnus.com>
* except.c (find_handler_in_range): The upper limit for exception
ranges is exclusive, not inclusive: (start <= pc < end).
(link_handler): find child pointer which points to outer by
searching sibling list: previous code incorrectly assumed that
outer->outer->first_child must point to outer.
* verify.c (verify_jvm_instructions): FIXME added to code for
`athrow'.
(verify_jvm_instructions): Do not assume that the last block
processed in a subroutine is a block which ends with a `ret'
instruction. With some control flows it is possible that the last
block ends with an `athrow'.
From-SVN: r27658
* java-except.h (struct eh_range): Removed unused `next' member.
* verify.c (verify_jvm_instructions): Call check_nested_ranges
after adding all exception handlers. Sort exception ranges in
order of start PC.
(struct pc_index): New structure.
(start_pc_cmp): New function.
* except.c (add_handler): Return `void'. Don't call link_handler;
instead construct an ordinary linked list and do range
coalescing.
(check_nested_ranges): New function.
(link_handler): Changed interface to allow merging of eh_ranges.
Split overlapping ranges. Return `void'.
From-SVN: r26995
* constants.c (find_class_or_string_constant): Cast variable `j'
to a `jword' when comparing against one.
* expr.c (java_lang_expand_expr): Remove unused variables
`has_finally_p' and `op0'.
* gjavah.c (print_field_info): Cast a value to jint when comparing
against one. Likewise for a jlong.
(add_namelet): Likewise cast a `sizeof' to an int when comparing
against a signed quantity.
* jcf-dump.c (print_signature_type): Remove unused variable `digit'.
(print_signature): Don't needlessly dereference variable `str'
* jcf-reader.c (get_attribute): Mark variables `max_stack' and
`max_locals' with ATTRIBUTE_UNUSED.
(jcf_parse_class): Likewise for variable `index'.
* parse.h (reverse_jdep_list): Remove static prototype.
* parse.y (build_jump_to_finally): Remove prototype and definition.
(reverse_jdep_list): Add static prototype.
* typeck.c (convert_ieee_real_to_integer): Remove unused variables
`assignment' and `expr_decl'.
* verify.c (verify_jvm_instructions): Remove unused label `bad_ldc'.
From-SVN: r25731
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.
From-SVN: r24972
* Makefile.in (parse.o): Depend on $(CONFIG_H) and
$(srcdir)/../system.h.
(class.o): Depend on $(PARSE_H) and $(srcdir)/../output.h.
(jcf-parse.o): Depend on $(srcdir)/../toplev.h.
(jcf-write.o): Likewise.
(jv-scan.o): Depend on $(CONFIG_H) and $(srcdir)/../system.h.
(mangle.o): Depend on $(srcdir)/../toplev.h.
(parse-scan.o): Depend on $(CONFIG_H) and $(srcdir)/../system.h.
(zextract.o): Depend on $(CONFIG_H) and $(srcdir)/../system.h.
* class.c: Include output.h and parse.h.
(mangled_classname): Add the `const' keyword to a char*.
(find_named_method): Hide unused function definition.
(build_utf8_ref): Change type of variable `c' to unsigned char.
Use ISALPHA/ISDIGIT instead of isalpha/isdigit.
(build_class_ref): Add the `const' keyword to a char*.
(layout_class_method): Remove unused variable `buf'.
* decl.c (find_local_variable): Remove unused variable `rtl'.
(pushdecl): Likewise for variables `different_binding_level' and
`oldglobal'.
(pushlevel): Mark parameter `unused' with ATTRIBUTE_UNUSED.
(maybe_build_cleanup): Likewise for parameter `decl'.
* except.c (expand_start_java_handler): Mark parameter `range'
with ATTRIBUTE_UNUSED.
* expr.c: Include except.h.
(pop_type): Remove unused variable `i'.
(pop_value): Likewise for variables `n_words' and `i'.
(expand_java_arrayload): Likewise for variable `convert'.
(java_lang_expand_expr): Likewise for variables `op0', `type',
`mode', `unsignedp', `node' and `elements'.
(expand_byte_code): Likewise for variables `prev_eh_ranges' and
`eh_ranges'.
(process_jvm_instruction): Add a `const' qualifier to a char*.
* gjavah.c (output_directory): Add the `const' keyword to a char*.
(temp_directory): Likewise.
(print_c_decl): Likewise.
(print_method_info): Likewise.
(decode_signature_piece): Likewise.
(print_mangled_classname): Likewise.
* java-except.h: Provide prototypes for maybe_start_try,
maybe_end_try and add_handler.
* java-tree.h (mangled_classname): Add the `const' keyword to a char*.
(parse_error_context): Likewise. Also add ATTRIBUTE_PRINTF_2.
(pushdecl_top_level, alloc_class_constant, unicode_mangling_length,
init_expr_processing, push_super_field, init_class_processing,
can_widen_reference_to, class_depth, verify_jvm_instructions,
maybe_pushlevels, maybe_poplevels, process_jvm_instruction,
set_local_type, merge_type_state, push_type, load_type_state,
add_interface, find_in_current_zip, append_gpp_mangled_classtype,
emit_unicode_mangled_name): Add prototypes.
* jcf-dump.c (print_constant): Add the `const' keyword to a char*.
(print_signature_type): Use ISDIGIT, not isdigit.
(print_signature): Remove unused variable `j'.
* jcf-io.c (jcf_filbuf_from_stdio): Cast the result of `fread' to
int when comparing against one.
* jcf-parse.c: Include toplev.h.
* jcf-write.c: Likewise. Don't include <string.h> or <sys/stat.h>.
(localvar_free): Remove unused variable `i'.
(generate_bytecode_conditional): Likewise for variable `kind'.
* jv-scan.c: Include config.h and system.h. Remove redundant
OS header and gansidecl.h includes.
(warning): Add the `const' keyword to a char*. Also add
ATTRIBUTE_PRINTF_1 to the prototype. Check ANSI_PROTOTYPES, not
__STDC__, when determining whether to use ANSI-isms.
(fatal): Likewise. Also add ATTRIBUTE_UNUSED.
(xmalloc): Don't redundantly prototype here.
(main): Remove unused parameter `envp'. Also fix the arguments
passed to function `fatal' to match the format specifier.
* lang.c (java_tree_code_name): Add the `const' keyword to a char*.
* mangle.c: Include toplev.h.
(emit_unicode_mangled_name): Declare parameter `len'.
* parse.y (parse_warning_context): Add the `const' keyword to a
char*. Also add ATTRIBUTE_PRINTF_2 to the prototype. Check
`ANSI_PROTOTYPES' not `__STDC__' for whether to use ANSI-isms.
(issue_warning_error_from_context): Add the `const' keyword to
a char*.
(parse_error_context): Likewise. Also check `ANSI_PROTOTYPES'
not `__STDC__' for whether to use ANSI-isms.
* typeck.c (incomplete_type_error): Mark parameters `value' and
`type' with ATTRIBUTE_UNUSED.
(parse_signature_type): Use ISDIGIT, not isdigit.
* verify.c (check_pending_block): Add the `const' keyword to a char*.
(verify_jvm_instructions): Likewise. Remove unused variables
`field_name' and `default_val'.
* zextract.c: Include config.h and system.h. Remove redundant
OS header includes.
* zipfile.h: Prototype `read_zip_archive'.
From-SVN: r24835
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* expr.c (process_jvm_instruction): Coerce to correct Throwable
sub-type the result of the call that gets the exception value.
* parse.y (java_complete_expand_methods): If flags_syntax_only,
don't call finish_class.
* parse.y (java_check_regular_methods): If METHOD_PRIVATE,
clear found before continuing.
* verify.c (verify_jvm_instructions): On an array load, allow
and handle top of stack to be TYPE_NULL.
From-SVN: r24696
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* expr.c (process_jvm_instruction): Do load_type_state after JSR.
* verify.c (verify_jvm_instructions): Fix off-by-one error.
* jcf-write.c (CHECK_PUT): Add (void) cast to avoid -Wall warnings.
(localvar_alloc): Change return type to void,
(emit_unop): Remove unused variable size.
* jcf-write.c (struct jcf_block): Add new union.
(PENDING_CLEANUP_PC, PENDING_EXIT_PC, UNDEFINED_PC): New macros.
(call_cleanups): New functions.
(struct jcf_partial): New fields num_finalizers and return_value_decl.
(generate_bytecode_insns): Support CLEANUP_POINT_EXPR and
WITH_CLEANUP_EXPR. Handle cleanups in RETURN_EXPR and EXIT_BLOCK_EXPR.
* lang.c (lang_init): Call using_eh_for_cleanups.
* parse.y (java_complete_lhs): For SYNCHRONIZED_EXPR, defer
completing operands to patch_synchronized_statement.
Support CLEANUP_POINT_EXPR, WITH_CLEANUP_EXPR.
(patch_synchronized_statement): Re-write suing CLEANUP_POINT_EXPR and
WITH_CLEANUP_EXPR instead of TRY_EXPR.
From-SVN: r24406
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Allow uses of interface types to verify. This is not really
type-safe, but it matches what Sun does, and is OK as long as
there are appropriate run-time checks.
* verify.c (merge_types): If merging two interface types,
just set the result to java.lang.Object.
* expr.c (pop_type): Any interface is matches by java.lang.Object.
From-SVN: r23656
