* bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned.
* cppinit.c (new_pending_define): Add cast to avoid warning.
* expmed.c (extract_bit_field): Likewise.
* flow.c (enum reorder_skip_type): New type.
(skip_insns_between_blcok): New it.
Rework to avoid warning about possibly undefined variable.
* function.c (assign_parms): Make thisparm_boundary unsigned.
* genrecog.c (write_switch): Cast XWINT result to int.
* lcm.c: Many static fcns and vars now #ifdef OPTIMIZE_MODE_SWITCHING.
* mips-tfile.c (init_file): Make two versions of FDR intializer:
one for MIPS and one for Alpha.
(get_tag, copy_object): Add casts to avoid warnings.
* optabs.c (init_one_libfunc): Cast NAME to (char *).
* reload.c (find_reloads): Make TYPE enum reload_type.
* sbitmap.c (dump_sbitmap): J is unsigned; don't use "1L".
* unroll.c (unroll_loop): Initialize UNROLL_NUMBER.
* varasm.c (compare_constant_1): Add cast to avoid warning.
* config/alpha/alpha.c (alpha_emit_xfloating_libcall): Cast FUNC
to (char *).
(alpha_expand_unaligned_load, alpha_expand_unaligned_store):
Cast switch operand of size to int.
(alpha_expand_epilogue): Always initialize fp_offset and sa_reg.
* config/alpha/alpha.h (INITIAL_ELIMINATION_OFFSET): Add abort
in unhandled case.
From-SVN: r32060
* cpphash.c: Fix formatting, update commentary.
(dump_definition): Take three separate arguments instead of a
MACRODEF structure argument.
* cpphash.h: Update prototype of dump_definition.
* cppinit.c (cpp_finish): Update call of dump_definition.
* cpplib.c (do_define): Always create new hash entry with
T_MACRO type. Remove redundant check for redefinition of
poisoned identifier. Update call of dump_definition.
(do_undef): Don't call check_macro_name. Rename sym_length to
len.
(do_error, do_warning): Don't use copy_rest_of_line or
SKIP_WHITE_SPACE.
(do_warning): Don't use pedwarn for the actual warning,
only the notice about its not being in the standard. (Fixes
bug with #warning in system headers.)
(do_ident): Stricter argument checking - accept only a single
string after #ident. Also, macro-expand the line.
(do_xifdef): Use cpp_defined. De-obfuscate.
(do_pragma): Split out specific pragma handling to separate
functions. Use get_directive_token. Update commentary. Do
not pass on #pragma once or #pragma poison to the front end.
(do_pragma_once, do_pragma_implementation, do_pragma_poison,
do_pragma_default): New.
From-SVN: r31931
* cpplib.h: Provide HASHNODE typedef and forward decl of
struct hashnode only. Kill cpp_hashnode typedef. MACRODEF,
DEFINITION, struct hashnode, struct macrodef, struct
definition, scan_decls prototype, default defn of
INCLUDE_LEN_FUDGE moved elsewhere.
* cpphash.h: MACRODEF, DEFINITION, struct macrodef, struct
definition, and struct hashnode moved here. Remove the unused
'predefined' field from struct definition. Replace the 'args'
union with its sole member. All users updated (cpphash.c).
Delete HASHSTEP and MAKE_POS macros, and hashf prototype. Add
multiple include guard.
* cpphash.c (hashf): Make static; use better algorithm; drop
HASHSIZE parameter; return an unsigned int.
(cpp_lookup): Drop HASH parameter. PFILE parameter is
used. Calculate HASHSIZE modulus here.
(cpp_install): Drop HASH parameter. Calculate HASHSIZE modulus
here.
(create_definition): Drop PREDEFINITION parameter.
* cpplib.c (do_define): Don't calculate a hash value here.
Don't pass (keyword == NULL) to create_definition.
* scan.h: Prototype scan_decls here.
* cppfiles.c: Move INCLUDE_LEN_FUDGE default defn here.
* cppexp.c, cppfiles.c, cppinit.c, cpplib.c, fix-header.c: All
callers of cpp_lookup and cpp_install updated.
From-SVN: r31881
* cpphash.c (macarg): Hoist all the flag diddling out of the
function...
(macroexpand): ... and out of the loop that calls macarg.
Skip over the initial paren before macro arguments with
cpp_get_non_space_token; point may be some distance before
that paren. Abort if it's not there.
* cpplib.c (parse_clear_mark): Delete function.
(parse_set_mark, parse_goto_mark): Make static.
(ACTIVE_MARK_P): New macro.
(skip_block_comment, skip_line_comment): Do not bump the line
if ACTIVE_MARK_P is true.
(cpp_pop_buffer): The buffer to be popped may not have an
active mark.
(cpp_get_token): When looking for the initial paren before
macro arguments, only set a mark in a file buffer, Always
return to that mark before proceeding to call macroexpand or
return a NAME token.
* cpplib.h: Remove prototypes of parse_set_mark,
parse_clear_mark, parse_goto_mark.
(struct cpp_options): Rename 'put_out_comments' to
'discard_comments' and invert its sense.
* cppinit.c, cpphash.c, cpplib.c: All users of
put_out_comments changed to use discard_comments, with
opposite sense.
From-SVN: r31879
2000-02-07 Zack Weinberg <zack@wolery.cumb.org>
* cppfiles.c (deps_output): Count spacers in deps_column.
2000-02-07 Neil Booth <NeilB@earthling.net>
* cppinit.c (initialize_dependency_output): If there is no
suffix, don't try to look for known suffixes. Use strrchr.
(cpp_start_read): Remove duplicate initialization.
From-SVN: r31832
* cpplib.c (my_strerror, cpp_error, cpp_error_with_line,
cpp_error_from_errno, cpp_warning, cpp_warning_with_line,
cpp_pedwarn, cpp_pedwarn_with_line,
cpp_pedwarn_with_file_and_line): Move to cpperror.c.
(cpp_print_file_and_line, v_cpp_error, v_cpp_warning,
v_cpp_error_with_line, v_cpp_warning_with_line,
cpp_message_from_errno, cpp_perror_with_name): Delete.
* cpperror.c (cpp_print_containing_files): Take starting
buffer as argument.
(cpp_file_line_for_message): Rename to cpp_print_file_and_line.
(v_cpp_message): Now called directly by all entry points.
Remove -1 case.
(cpp_pfatal_with_name, cpp_message): Delete.
(cpp_notice_from_errno, cpp_ice): New functions.
(cpp_notice): Is now for reporting error conditions, just
without an associated file.
(cpp_error, cpp_error_with_line): Don't do anything if
opts->inhibit_errors is on.
(cpp_pedwarn_with_file_and_line): Take column argument also.
* cpplib.h: Update prototypes of exported functions.
(struct cpp_options): Add inhibit_errors.
* cppalloc.c, cppfiles.c: Use fprintf not cpp_notice for
non-error messages. Include intl.h.
* cppinit.c, cppmain.c: Likewise. Also, use
cpp_notice_from_errno instead of cpp_perror_with_name or
cpp_pfatal_with_name, and cpp_notice instead of cpp_message.
* cppexp.c, cpphash.c, cppinit.c, cpplib.c: Use cpp_ice to
report internal errors.
* cpplib.c (do_define): Switch bcopy to memcpy.
Give cpp_pedwarn_with_file_and_line a dummy column argument.
From-SVN: r31829
* cppinit.c (cpp_handle_option): Recognize C++ comments under
-std=gnu89.
* cpplib.c (skip_block_comment, skip_line_comment): Split code
out of...
(skip_comment) ... here. Permit C++ comments in system
headers always. Warn about C++ comments in user code under
-std=gnu89 -pedantic.
(copy_comment): Use skip_comment.
(cpp_skip_hspace, cpp_get_token): skip_comment can no longer
return EOF.
(consider_directive_while_skipping, do_else, do_endif): Call
validate_else unconditionally.
(validate_else): Check CPP_PEDANTIC here. Accept non-comment
text after the conditional in a system header.
* cpplib.h (struct cpp_buffer): Add flag
warned_cplusplus_comments.
From-SVN: r31654
2000-01-11 16:24 -0800 Zack Weinberg <zack@wolery.cumb.org>
* cpplib.h (struct cpp_options): Change lang_asm to char.
Add lang_fortran.
* cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
done in cpp_handle_option now.
(initialize_builtins): Take out special case code used only by
__STDC_VERSION__.
(cpp_handle_option): Turn off trigraphs and trigraph warnings
if -traditional. Recognize -lang-fortran and set
lang_fortran, also turn off cplusplus_comments.
(print_help): Document -lang-fortran.
* cpplib.c (handle_directive): Ignore `# 123 "file"' if
lang_asm. Ignore all directives other than `# 123 "file"' if
CPP_PREPROCESSED.
(cpp_get_token): If -traditional, don't recognize directives
unless the # is in column 1.
(parse_string): If lang_fortran or lang_asm, silently
terminate strings ('' or "") at end of line.
Remove unnecessary braces.
From-SVN: r31342
* cccp.c (main): Define __STDC_VERSION__ as necessary.
* cppinit.c (cpp_handle_option): Likewise.
* ginclude/stdarg.h (va_copy): Use __STDC_VERSION__ to
determine when to define.
From-SVN: r31022
* cppp.c (main): Set trigraphs and __STRICT_ANSI__ as
appropriate for -lang-c89 and -std=*.
* cppinit.c (cpp_handle_option): Likewise.
(new_pending_define): New, split out from cpp_handle_option.
* gcc.c (default_compilers): Don't define __STRICT_ANSI__
or enable trigraphs for -ansi/-std=*.
* ginclude/stdarg.h (__va_copy): New.
(va_copy): Don't define for C89.
From-SVN: r30921
1999-10-28 21:27 -0700 Zack Weinberg <zack@bitmover.com>
* cpplib.h (struct cpp_buffer: fname, nominal_fname,
last_nominal_fname): Mark const.
(struct include_hash: name, nshort, control_macro): Mark
const.
(struct macrodef: symnam): Mark const.
(struct if_stack: fname): Mark const.
(is_idchar, is_idstart, is_hor_space, trigraph_table): Delete.
(IStable): New character-syntax array which encompasses all
the old is_foo arrays.
(is_idchar, is_numchar, is_idstart, is_numstart, is_hspace,
is_space): New macros for interrogating IStable.
(check_macro_name): Kill last argument. All callers changed.
* cppinit.c (initialize_char_syntax): Delete.
(is_idchar, is_idstart, is_hor_space, is_space,
trigraph_table): Delete.
(IStable): New. Initialize with clever macros to avoid
information duplication.
(builtin_array): Table of builtins to get rid of explicit list
in initialize_builtins.
(initialize_builtins): Use builtins_array.
(cpp_start_read): Call init_IStable, and set IStable['$'] if
opts->dollars_in_ident.
* cppexp.c: Change all refs to is_xyz[] arrays to use new
is_xyz() macros.
(cpp_parse_expr): Avoid 'format string is not constant'
warning. Use ISGRAPH to identify printable chars.
* cppfiles.c: Change all refs to is_xyz[] arrays to use new
is_xyz() macros.
(read_and_prescan): Map trigraphs to chars with open-coded
if-else-if-... sequence, not a lookup table.
* cpphash.c: Change all refs to is_xyz[] arrays to use new
is_xyz() macros.
* cpplib.c: Change all refs to is_xyz[] arrays to use new
is_xyz() macros. Kill SKIP_ALL_WHITE_SPACE (unused).
(check_macro_name): Remove ability to report an invalid
assertion name, which is never used.
(do_line): Constify a couple of char *'s.
* cppmain.c (main): Call cpp_cleanup before returning.
From-SVN: r30252
Wed Aug 4 13:29:23 1999 Zack Weinberg <zack@bitmover.com>
* cpphash.c (macroexpand): Delete leading whitespace when arg
is concatenated before.
(unsafe_chars): Correct test for whether + and - can extend a
token.
* cppinit.c (cpp_start_read): Do dependencies for
-include/-imacros files also.
* cpplib.c (cpp_scan_buffer): In no-output mode, don't bother
tokenizing non-directive lines.
(cpp_expand_to_buffer): Temporarily disable no-output mode.
* cppmain.c: In no-output mode, just call cpp_scan_buffer for
the input file.
From-SVN: r28512
1999-05-10 18:21 -0400 Zack Weinberg <zack@rabi.columbia.edu>
* cppfiles.c (initialize_input_buffer): New function.
(finclude): Call it, if pfile->input_buffer is NULL. Accept
any character device as an input file.
(read_and_prescan): Use pfile->input_buffer and
pfile->input_speccase.
* cppinit.c (cpp_cleanup): Free pfile->input_buffer and
pfile->input_speccase.
* cpplib.h (cpp_reader): Add input_buffer, input_speccase, and
input_buffer_len members. Use memcpy in CPP_PUTS_Q.
* cppmain.c: Buffer output in the token_buffer; throttle
number of calls to fwrite; check for errors from fwrite.
From-SVN: r26869
1999-04-26 19:16 -0400 Zack Weinberg <zack@rabi.columbia.edu>
* cpphash.c (dump_definition): New function.
* cpphash.h: Prototype it.
* cpplib.c (handle_directive): Don't output anything here.
Streamline.
(pass_thru_directive): Take a length, not a pointer to the
end. All callers changed.
(do_define): Handle -dD, -dN, -g3 entirely here. Streamline.
(do_include): Handle -dI here.
(do_ident): Correct to match cccp.
(do_pragma): Copy the pragma through here.
(do_assert, do_unassert): Tidy.
* cppinit.c (cpp_finish): If -dM was specified, walk the macro
hash table and call dump_definition on all the entries.
* cppmain.c: cpp_finish may produce output.
From-SVN: r26659
1999-04-19 14:51 -0400 Zack Weinberg <zack@rabi.columbia.edu>
* cpplib.c (output_line_command): Drop CONDITIONAL argument.
We can omit unnecessary line commands if file_change ==
same_file and pfile->lineno != 0. All callers changed.
(cpp_get_token [case '\n']): Don't bump pfile->lineno if
CPP_OPTIONS (pfile)->no_line_commands is set.
* cpplib.h: Fix prototype of output_line_command.
From-SVN: r26547
* collect2.c (find_a_file): Use HAVE_DOS_BASED_FILE_SYSTEM in place
of the DIR_SEPARATOR test.
Consider any file starting with a drivename to be absolute.
If the absolute filename test fails and EXECUTABLE_SUFFIX is
defined, append EXECUTABLE_SUFFIX to the file and try again.
* cppinit.c (base_name): Use HAVE_DOS_BASED_FILE_SYSTEM
in place of __MSDOS__ and _WIN32.
* cppfiles.c (simplify_pathname): Likewise.
* gcc.c (IS_DIR_SEPARATOR): Define new macro. Returns true if a
character is a directory separator.
(find_a_file): Use it.
(convert_filename): Likewise.
(process_command): Likewise.
(do_spec_1): Likewise.
(is_directory): Likewise.
(main): Likewise.
* prefix.c (IS_DIR_SEPARATOR): Define. Tests whether a character is
a directory separator.
(translate_name): Use it.
(update_path): Change DIR_SEPARATOR_2 to DIR_SEPARATOR. Fix
warning in block where '/' is changed to DIR_SEPARATOR.
* i386/xm-djgpp.h (DIR_SEPARATOR): Set to '/'.
(DIR_SEPARATOR_2): New macro. Set to '\'.
(HAVE_DOS_BASED_FILESYS): Define.
* i386/xm-mingw32.h: Updated copyright. Set
DIR_SEPARATOR_2 to '/'. Define HAVE_DOS_BASED_FILE_SYSTEM.
* i386/xm-os2.h: Likewise.
* winnt/xm-winnt.h: Likewise.
* i386/xm-dos.h: Likewise. Add copyright.
From-SVN: r26328
1999-04-06 12:51 -0400 Zack Weinberg <zack@rabi.columbia.edu>
* cppinit.c (install_predefs): Delete function.
(cpp_start_read): Don't call install_predefs.
(cpp_handle_option): Remove case 'u' and all refs to
opts->inhibit_predefs.
(print_help): Don't mention -undef.
(initialize_builtins): Define __HAVE_BUILTIN_SETJMP__, to
match cccp.
* cpplib.h (struct cpp_options): Remove inhibit_predefs
member.
* cccp.c (predefs): Delete variable.
(main): Remove case 'u' in argument parse loop,
'inhibit_predefs' variable, and the code block that would
process CPP_PREDEFINES.
(initialize_builtins): Don't define __OBJC__, the driver will
do that.
* gcc.c (default_compilers): Remove -undef from all specs that
invoke a C preprocessor.
* ch/lang-specs.h: Likewise.
* cp/lang-specs.h: Likewise.
* f/lang-specs.h: Likewise.
* objc/lang-specs.h: Likewise.
From-SVN: r26212
1999-03-16 16:06 -0500 Zack Weinberg <zack@rabi.columbia.edu>
* cppfiles.c (read_and_prescan): Map backslash-newline to '\r'
(which cannot otherwise appear in the processed buffer) and
move it out of tokens that it appears in the middle of.
Improve performance.
(find_position): New function.
* cpplib.c: \r (one character) indicates backslash
newline, not \\\n (two characters). It cannot appear in the
middle of a token. Call CPP_BUMP_LINE (pfile) whenever
parsing moves past \n or \r. Increment pfile->lineno whenever
a \n is placed into token_buffer. Only one mark can exist at
a time, and CPP_BUMP_LINE must not be used while it is
active. It is automatically cleared by cpp_pop_buffer and
parse_goto_mark. \r is not in is_hor_space or is_space.
(NEWLINE_FIX, NEWLINE_FIX1, adjust_position,
update_position, count_newlines, parse_move_mark): Removed.
(parse_string, copy_comment): New functions.
(parse_name): Returns void.
(parse_set_mark, parse_clear_mark, parse_goto_mark): Take only
one argument, a cpp_reader *. Change for new marking scheme.
(skip_comment): Handle CHILL line comments too. Second
argument is now first character of comment marker; all callers
changed. Issue error for unterminated block comment here.
(cpp_skip_hspace): Recognize CHILL comments.
(copy_rest_of_line): Likewise. Call skip_comment and
parse_string directly, don't go through cpp_get_token. Emit
"/**/" for block comments if -traditional (create_definition
needs this).
(do_define): Don't play with put_out_comments.
(cpp_push_buffer): Initialize ->mark to -1.
(cpp_buf_line_and_col): Just read out the values in the buffer
structure.
(output_line_command): Use cpp_buf_line_and_col. Fix
formatting. Remove stale code.
(cpp_get_token): Break out string parsing code to
parse_string. Use skip_comment for CHILL comments too. Use
copy_comment for put_out_comments instead of dinking with
marks. Remove stale code. Don't call output_line_command
unless it's necessary.
* cpplib.h (parse_marker): Removed.
(struct cpp_buffer): line_base is now a unsigned char *; add
`mark' [long], remove `marks' [struct parse_marker *].
(parse_set_mark, parse_clear_mark, parse_goto_mark): Update
prototypes.
(CPP_BUMP_LINE, CPP_BUMP_BUFFER_LINE): New macros.
* cppinit.c (is_hor_space, is_space): '\r' is not considered
whitespace.
* cppexp.c (cpp_parse_expression): Use cpp_skip_hspace, not
SKIP_WHITE_SPACE.
* cpphash.c (macarg): Disable line commands while expanding.
From-SVN: r25802
1999-03-15 21:39 -0500 Zack Weinberg <zack@rabi.columbia.edu>
* cppinit.c: Instead of one pending list, keep separate lists
for each category of pending option: -D/-U, -A, -include,
-imacros. Move the four partial include-path lists into the
pending block. Use head and tail pointers so we don't ever
have to reverse the lists.
(cpp_start_read): Break out blocks of code to their own
functions: install_predefs and initialize_dependency_output.
Use path_include for C_INCLUDE_PATH and friends as well as
CPATH. Remove include_defaults gunk. Warn about the
combination of -lang-chill and -trigraphs. Optimize string
bashing. Walk each pending list once, deallocating as we go.
(append_include_chain): Brought over from cppfiles.c. Mark
dirs as system include dirs if and only if appending to
system include path. If opts->verbose, print a notice when a
dir is dropped from the include path because it doesn't
exist. Fix memory leak: this function is not supposed to copy
its DIR argument.
(nreverse_pending, push_pending): Removed.
(APPEND): New macro for adding to pending lists.
(path_include): Can now add to any partial include path.
(base_name): Bring over from cccp.c.
(cpp_options_init): Allocate the pending block.
(cpp_handle_option): Add --version. Exit after --help. Fix
formatting. Order -ifoo options by frequency of usage.
(install_predefs): New function, simplified version of code
that was in cpp_start_read.
(initialize_dependency_output): Likewise. Understand OBJECT_SUFFIX.
* cppfiles.c (simplify_pathname): Export.
(merge_include_chains): Don't nreverse the lists. If
opts->verbose, print a notice when a duplicate dir is detected
and dropped from the include path.
(finclude): Fix excessive cleverness in setting
fp->system_header_p.
(actual_directory): Set x->sysp from
CPP_BUFFER (pfile)->system_header_p so that one system header
may include another with "".
(deps_output): Fix double adjustment of deps_size which would
cause all dependencies after the first two lines to be lost.
* cpplib.c (cpp_unassert): New function.
* cpplib.h: Lay out struct cpp_pending here. Adjust
prototypes. Add include_prefix_len to struct cpp_options.
From-SVN: r25793
1999-02-25 17:14 -0500 Zack Weinberg <zack@rabi.columbia.edu>
* cpphash.c (install): Rename to cpp_install, add cpp_reader*
first argument. All callers changed.
(hashtab): Removed.
(cpp_lookup, cpp_install): Change all refs to hashtab to
pfile->hashtab.
(cpp_hash_cleanup): Removed.
* cpphash.h: Adjust prototypes.
* cpplib.h (struct cpp_reader): Add hashtab pointer.
* cppinit.c (cpp_reader_init): Also allocate space for the
hashtab.
(cpp_cleanup): Delete all macros and free the hashtab.
From-SVN: r25441
* cppfiles.c (read_and_prescan): Cast the result of `xrealloc' to
U_CHAR* when assigning to one. Ensure the values of a ?: operator
have the same type.
* cppinit.c (initialize_char_syntax): Use K&R function definition.
From-SVN: r25054
