1 @c Copyright (C) 1988,1989,1992,1993,1994,1995,1996,1997,1998,1999,2000,
2 @c 2001,2002,2003,2004 Free Software Foundation, Inc.
3 @c This is part of the GCC manual.
4 @c For copying conditions, see the file gcc.texi.
7 @unnumbered Contributors to GCC
10 The GCC project would like to thank its many contributors. Without them the
11 project would not have been nearly as successful as it has been. Any omissions
12 in this list are accidental. Feel free to contact
13 @email{law@@redhat.com} or @email{gerald@@pfeifer.com} if you have been left
14 out or some of your contributions are not listed. Please keep this list in
20 Analog Devices helped implement the support for complex data types
24 John David Anglin for threading-related fixes and improvements to
25 libstdc++-v3, and the HP-UX port.
28 James van Artsdalen wrote the code that makes efficient use of
29 the Intel 80387 register stack.
32 Abramo and Roberto Bagnara for the SysV68 Motorola 3300 Delta Series
36 Alasdair Baird for various bug fixes.
39 Giovanni Bajo for analyzing lots of complicated C++ problem reports.
42 Peter Barada for his work to improve code generation for new
46 Gerald Baumgartner added the signature extension to the C++ front end.
49 Godmar Back for his Java improvements and encouragement.
52 Scott Bambrough for help porting the Java compiler.
55 Wolfgang Bangerth for processing tons of bug reports.
58 Jon Beniston for his Microsoft Windows port of Java.
61 Daniel Berlin for better DWARF2 support, faster/better optimizations,
62 improved alias analysis, plus migrating GCC to Bugzilla.
65 Geoff Berry for his Java object serialization work and various patches.
68 Eric Blake for helping to make GCJ and libgcj conform to the
72 Segher Boessenkool for various fixes.
75 Hans-J. Boehm for his @uref{http://www.hpl.hp.com/personal/Hans_Boehm/gc/,,
76 garbage collector}, IA-64 libffi port, and other Java work.
79 Neil Booth for work on cpplib, lang hooks, debug hooks and other
80 miscellaneous clean-ups.
83 Eric Botcazou for fixing middle- and backend bugs left and right.
86 Per Bothner for his direction via the steering committee and various
87 improvements to the infrastructure for supporting new languages. Chill
88 front end implementation. Initial implementations of
89 cpplib, fix-header, config.guess, libio, and past C++ library (libg++)
90 maintainer. Dreaming up, designing and implementing much of GCJ.
93 Devon Bowen helped port GCC to the Tahoe.
96 Don Bowman for mips-vxworks contributions.
99 Dave Brolley for work on cpplib and Chill.
102 Robert Brown implemented the support for Encore 32000 systems.
105 Christian Bruel for improvements to local store elimination.
108 Herman A.J. ten Brugge for various fixes.
111 Joerg Brunsmann for Java compiler hacking and help with the GCJ FAQ.
114 Joe Buck for his direction via the steering committee.
117 Craig Burley for leadership of the Fortran effort.
120 Stephan Buys for contributing Doxygen notes for libstdc++.
123 Paolo Carlini for libstdc++ work: lots of efficiency improvements to
124 the C++ strings, streambufs and formatted I/O, hard detective work on
125 the frustrating localization issues, and keeping up with the problem reports.
128 John Carr for his alias work, SPARC hacking, infrastructure improvements,
129 previous contributions to the steering committee, loop optimizations, etc.
132 Stephane Carrez for 68HC11 and 68HC12 ports.
135 Steve Chamberlain for support for the Renesas SH and H8 processors
136 and the PicoJava processor, and for GCJ config fixes.
139 Glenn Chambers for help with the GCJ FAQ.
142 John-Marc Chandonia for various libgcj patches.
145 Scott Christley for his Objective-C contributions.
148 Eric Christopher for his Java porting help and clean-ups.
151 Branko Cibej for more warning contributions.
154 The @uref{http://www.gnu.org/software/classpath/,,GNU Classpath project}
155 for all of their merged runtime code.
158 Nick Clifton for arm, mcore, fr30, v850, m32r work, @option{--help}, and
159 other random hacking.
162 Michael Cook for libstdc++ cleanup patches to reduce warnings.
165 R. Kelley Cook for making GCC buildable from a read-only directory as
166 well as other miscellaneous build process and documentation clean-ups.
169 Ralf Corsepius for SH testing and minor bugfixing.
172 Stan Cox for care and feeding of the x86 port and lots of behind
176 Alex Crain provided changes for the 3b1.
179 Ian Dall for major improvements to the NS32k port.
182 Paul Dale for his work to add uClinux platform support to the
186 Dario Dariol contributed the four varieties of sample programs
187 that print a copy of their source.
190 Russell Davidson for fstream and stringstream fixes in libstdc++.
193 Mo DeJong for GCJ and libgcj bug fixes.
196 DJ Delorie for the DJGPP port, build and libiberty maintenance, and
200 Gabriel Dos Reis for contributions to G++, contributions and
201 maintenance of GCC diagnostics infrastructure, libstdc++-v3,
202 including valarray<>, complex<>, maintaining the numerics library
203 (including that pesky <limits> :-) and keeping up-to-date anything
207 Ulrich Drepper for his work on glibc, testing of GCC using glibc, ISO C99
208 support, CFG dumping support, etc., plus support of the C++ runtime
209 libraries including for all kinds of C interface issues, contributing and
210 maintaining complex<>, sanity checking and disbursement, configuration
211 architecture, libio maintenance, and early math work.
214 Zdenek Dvorak for a new loop unroller and various fixes.
217 Richard Earnshaw for his ongoing work with the ARM@.
220 David Edelsohn for his direction via the steering committee, ongoing work
221 with the RS6000/PowerPC port, help cleaning up Haifa loop changes,
222 doing the entire AIX port of libstdc++ with his bare hands, and for
223 ensuring GCC properly keeps working on AIX.
226 Kevin Ediger for the floating point formatting of num_put::do_put in
230 Phil Edwards for libstdc++ work including configuration hackery,
231 documentation maintainer, chief breaker of the web pages, the occasional
232 iostream bug fix, and work on shared library symbol versioning.
235 Paul Eggert for random hacking all over GCC@.
238 Mark Elbrecht for various DJGPP improvements, and for libstdc++
239 configuration support for locales and fstream-related fixes.
242 Vadim Egorov for libstdc++ fixes in strings, streambufs, and iostreams.
245 Christian Ehrhardt for dealing with bug reports.
248 Ben Elliston for his work to move the Objective-C runtime into its
249 own subdirectory and for his work on autoconf.
252 Marc Espie for OpenBSD support.
255 Doug Evans for much of the global optimization framework, arc, m32r,
259 Christopher Faylor for his work on the Cygwin port and for caring and
260 feeding the gcc.gnu.org box and saving its users tons of spam.
263 Fred Fish for BeOS support and Ada fixes.
266 Ivan Fontes Garcia for the Portugese translation of the GCJ FAQ.
269 Peter Gerwinski for various bug fixes and the Pascal front end.
272 Kaveh R.@: Ghazi for his direction via the steering committee, amazing
273 work to make @samp{-W -Wall -W* -Werror} useful, and continuously
274 testing GCC on a plethora of platforms. Kaveh extends his gratitude to
275 the @uref{http://www.caip.rutgers.edu,,CAIP Center} at Rutgers
276 University for providing him with computing resources to work on Free
277 Software since the late 1980s.
280 John Gilmore for a donation to the FSF earmarked improving GNU Java.
283 Judy Goldberg for c++ contributions.
286 Torbjorn Granlund for various fixes and the c-torture testsuite,
287 multiply- and divide-by-constant optimization, improved long long
288 support, improved leaf function register allocation, and his direction
289 via the steering committee.
292 Anthony Green for his @option{-Os} contributions and Java front end work.
295 Stu Grossman for gdb hacking, allowing GCJ developers to debug Java code.
298 Michael K. Gschwind contributed the port to the PDP-11.
301 Ron Guilmette implemented the @command{protoize} and @command{unprotoize}
302 tools, the support for Dwarf symbolic debugging information, and much of
303 the support for System V Release 4. He has also worked heavily on the
304 Intel 386 and 860 support.
307 Bruno Haible for improvements in the runtime overhead for EH, new
308 warnings and assorted bug fixes.
311 Andrew Haley for his amazing Java compiler and library efforts.
314 Chris Hanson assisted in making GCC work on HP-UX for the 9000 series 300.
317 Michael Hayes for various thankless work he's done trying to get
318 the c30/c40 ports functional. Lots of loop and unroll improvements and
322 Dara Hazeghi for wading through myriads of target-specific bug reports.
325 Kate Hedstrom for staking the G77 folks with an initial testsuite.
328 Richard Henderson for his ongoing SPARC, alpha, ia32, and ia64 work, loop
329 opts, and generally fixing lots of old problems we've ignored for
330 years, flow rewrite and lots of further stuff, including reviewing
334 Aldy Hernandez for working on the PowerPC port, SIMD support, and
338 Nobuyuki Hikichi of Software Research Associates, Tokyo, contributed
339 the support for the Sony NEWS machine.
342 Kazu Hirata for caring and feeding the Renesas H8/300 port and various fixes.
345 Manfred Hollstein for his ongoing work to keep the m88k alive, lots
346 of testing and bug fixing, particularly of GCC configury code.
349 Steve Holmgren for MachTen patches.
352 Jan Hubicka for his x86 port improvements.
355 Falk Hueffner for working on C and optimization bug reports.
358 Bernardo Innocenti for his m68k work, including merging of
359 ColdFire improvements and uClinux support.
362 Christian Iseli for various bug fixes.
365 Kamil Iskra for general m68k hacking.
368 Lee Iverson for random fixes and MIPS testing.
371 Andreas Jaeger for testing and benchmarking of GCC and various bug fixes.
374 Jakub Jelinek for his SPARC work and sibling call optimizations as well
375 as lots of bug fixes and test cases, and for improving the Java build
379 Janis Johnson for ia64 testing and fixes, her quality improvement
380 sidetracks, and web page maintenance.
383 Kean Johnston for SCO OpenServer support and various fixes.
386 Tim Josling for the sample language treelang based originally on Richard
387 Kenner's "``toy'' language".
390 Nicolai Josuttis for additional libstdc++ documentation.
393 Klaus Kaempf for his ongoing work to make alpha-vms a viable target.
396 David Kashtan of SRI adapted GCC to VMS@.
399 Ryszard Kabatek for many, many libstdc++ bug fixes and optimizations of
400 strings, especially member functions, and for auto_ptr fixes.
403 Geoffrey Keating for his ongoing work to make the PPC work for GNU/Linux
404 and his automatic regression tester.
407 Brendan Kehoe for his ongoing work with G++ and for a lot of early work
408 in just about every part of libstdc++.
411 Oliver M. Kellogg of Deutsche Aerospace contributed the port to the
415 Richard Kenner of the New York University Ultracomputer Research
416 Laboratory wrote the machine descriptions for the AMD 29000, the DEC
417 Alpha, the IBM RT PC, and the IBM RS/6000 as well as the support for
418 instruction attributes. He also made changes to better support RISC
419 processors including changes to common subexpression elimination,
420 strength reduction, function calling sequence handling, and condition
421 code support, in addition to generalizing the code for frame pointer
422 elimination and delay slot scheduling. Richard Kenner was also the
423 head maintainer of GCC for several years.
426 Mumit Khan for various contributions to the Cygwin and Mingw32 ports and
427 maintaining binary releases for Microsoft Windows hosts, and for massive libstdc++
428 porting work to Cygwin/Mingw32.
431 Robin Kirkham for cpu32 support.
434 Mark Klein for PA improvements.
437 Thomas Koenig for various bug fixes.
440 Bruce Korb for the new and improved fixincludes code.
443 Benjamin Kosnik for his G++ work and for leading the libstdc++-v3 effort.
446 Charles LaBrec contributed the support for the Integrated Solutions
450 Jeff Law for his direction via the steering committee, coordinating the
451 entire egcs project and GCC 2.95, rolling out snapshots and releases,
452 handling merges from GCC2, reviewing tons of patches that might have
453 fallen through the cracks else, and random but extensive hacking.
456 Marc Lehmann for his direction via the steering committee and helping
457 with analysis and improvements of x86 performance.
460 Ted Lemon wrote parts of the RTL reader and printer.
463 Kriang Lerdsuwanakij for C++ improvements including template as template
464 parameter support, and many C++ fixes.
467 Warren Levy for tremendous work on libgcj (Java Runtime Library) and
468 random work on the Java front end.
471 Alain Lichnewsky ported GCC to the MIPS CPU.
474 Oskar Liljeblad for hacking on AWT and his many Java bug reports and
478 Robert Lipe for OpenServer support, new testsuites, testing, etc.
481 Weiwen Liu for testing and various bug fixes.
484 Dave Love for his ongoing work with the Fortran front end and
488 Martin von L@"owis for internal consistency checking infrastructure,
489 various C++ improvements including namespace support, and tons of
490 assistance with libstdc++/compiler merges.
493 H.J. Lu for his previous contributions to the steering committee, many x86
494 bug reports, prototype patches, and keeping the GNU/Linux ports working.
497 Greg McGary for random fixes and (someday) bounded pointers.
500 Andrew MacLeod for his ongoing work in building a real EH system,
501 various code generation improvements, work on the global optimizer, etc.
504 Vladimir Makarov for hacking some ugly i960 problems, PowerPC hacking
505 improvements to compile-time performance, overall knowledge and
506 direction in the area of instruction scheduling, and design and
507 implementation of the automaton based instruction scheduler.
510 Bob Manson for his behind the scenes work on dejagnu.
513 Philip Martin for lots of libstdc++ string and vector iterator fixes and
514 improvements, and string clean up and testsuites.
517 All of the Mauve project
518 @uref{http://sources.redhat.com/cgi-bin/cvsweb.cgi/~checkout~/mauve/THANKS?rev=1.2&cvsroot=mauve&only_with_tag=HEAD,,contributors},
522 Bryce McKinlay for numerous GCJ and libgcj fixes and improvements.
525 Adam Megacz for his work on the Microsoft Windows port of GCJ.
528 Michael Meissner for LRS framework, ia32, m32r, v850, m88k, MIPS,
529 powerpc, haifa, ECOFF debug support, and other assorted hacking.
532 Jason Merrill for his direction via the steering committee and leading
536 David Miller for his direction via the steering committee, lots of
537 SPARC work, improvements in jump.c and interfacing with the Linux kernel
541 Gary Miller ported GCC to Charles River Data Systems machines.
544 Alfred Minarik for libstdc++ string and ios bug fixes, and turning the
545 entire libstdc++ testsuite namespace-compatible.
548 Mark Mitchell for his direction via the steering committee, mountains of
549 C++ work, load/store hoisting out of loops, alias analysis improvements,
550 ISO C @code{restrict} support, and serving as release manager for GCC 3.x.
553 Alan Modra for various GNU/Linux bits and testing.
556 Toon Moene for his direction via the steering committee, Fortran
557 maintenance, and his ongoing work to make us make Fortran run fast.
560 Jason Molenda for major help in the care and feeding of all the services
561 on the gcc.gnu.org (formerly egcs.cygnus.com) machine---mail, web
562 services, ftp services, etc etc. Doing all this work on scrap paper and
563 the backs of envelopes would have been... difficult.
566 Catherine Moore for fixing various ugly problems we have sent her
567 way, including the haifa bug which was killing the Alpha & PowerPC
571 Mike Moreton for his various Java patches.
574 David Mosberger-Tang for various Alpha improvements, and for the initial
578 Stephen Moshier contributed the floating point emulator that assists in
579 cross-compilation and permits support for floating point numbers wider
580 than 64 bits and for ISO C99 support.
583 Bill Moyer for his behind the scenes work on various issues.
586 Philippe De Muyter for his work on the m68k port.
589 Joseph S. Myers for his work on the PDP-11 port, format checking and ISO
590 C99 support, and continuous emphasis on (and contributions to) documentation.
593 Nathan Myers for his work on libstdc++-v3: architecture and authorship
594 through the first three snapshots, including implementation of locale
595 infrastructure, string, shadow C headers, and the initial project
596 documentation (DESIGN, CHECKLIST, and so forth). Later, more work on
597 MT-safe string and shadow headers.
600 Felix Natter for documentation on porting libstdc++.
603 Nathanael Nerode for cleaning up the configuration/build process.
606 NeXT, Inc.@: donated the front end that supports the Objective-C
610 Hans-Peter Nilsson for the CRIS and MMIX ports, improvements to the search
611 engine setup, various documentation fixes and other small fixes.
614 Geoff Noer for this work on getting cygwin native builds working.
617 Diego Novillo for his SPEC performance tracking web pages and assorted
618 fixes in the middle end and various back ends.
621 David O'Brien for the FreeBSD/alpha, FreeBSD/AMD x86-64, FreeBSD/ARM,
622 FreeBSD/PowerPC, and FreeBSD/SPARC64 ports and related infrastructure
626 Alexandre Oliva for various build infrastructure improvements, scripts and
627 amazing testing work, including keeping libtool issues sane and happy.
630 Melissa O'Neill for various NeXT fixes.
633 Rainer Orth for random MIPS work, including improvements to GCC's o32
634 ABI support, improvements to dejagnu's MIPS support, Java configuration
635 clean-ups and porting work, etc.
638 Hartmut Penner for work on the s390 port.
641 Paul Petersen wrote the machine description for the Alliant FX/8.
644 Alexandre Petit-Bianco for implementing much of the Java compiler and
645 continued Java maintainership.
648 Matthias Pfaller for major improvements to the NS32k port.
651 Gerald Pfeifer for his direction via the steering committee, pointing
652 out lots of problems we need to solve, maintenance of the web pages, and
653 taking care of documentation maintenance in general.
656 Andrew Pinski for processing bug reports by the dozen.
659 Ovidiu Predescu for his work on the Objective-C front end and runtime
663 Jerry Quinn for major performance improvements in C++ formatted I/O.
666 Ken Raeburn for various improvements to checker, MIPS ports and various
667 cleanups in the compiler.
670 Rolf W. Rasmussen for hacking on AWT.
673 David Reese of Sun Microsystems contributed to the Solaris on PowerPC
677 Volker Reichelt for keeping up with the problem reports.
680 Joern Rennecke for maintaining the sh port, loop, regmove & reload
684 Loren J. Rittle for improvements to libstdc++-v3 including the FreeBSD
685 port, threading fixes, thread-related configury changes, critical
686 threading documentation, and solutions to really tricky I/O problems,
687 as well as keeping GCC properly working on FreeBSD and continuous testing.
690 Craig Rodrigues for processing tons of bug reports.
693 Gavin Romig-Koch for lots of behind the scenes MIPS work.
696 Ken Rose for fixes to GCC's delay slot filling code.
699 Paul Rubin wrote most of the preprocessor.
702 P@'etur Run@'olfsson for major performance improvements in C++ formatted I/O and
703 large file support in C++ filebuf.
706 Chip Salzenberg for libstdc++ patches and improvements to locales, traits,
707 Makefiles, libio, libtool hackery, and ``long long'' support.
710 Juha Sarlin for improvements to the H8 code generator.
713 Greg Satz assisted in making GCC work on HP-UX for the 9000 series 300.
716 Roger Sayle for improvements to constant folding and GCC's RTL optimizers
717 as well as for fixing numerous bugs.
720 Bradley Schatz for his work on the GCJ FAQ.
723 Peter Schauer wrote the code to allow debugging to work on the Alpha.
726 William Schelter did most of the work on the Intel 80386 support.
729 Bernd Schmidt for various code generation improvements and major
730 work in the reload pass as well a serving as release manager for
734 Peter Schmid for constant testing of libstdc++ -- especially application
735 testing, going above and beyond what was requested for the release
736 criteria -- and libstdc++ header file tweaks.
739 Jason Schroeder for jcf-dump patches.
742 Andreas Schwab for his work on the m68k port.
745 Joel Sherrill for his direction via the steering committee, RTEMS
746 contributions and RTEMS testing.
749 Nathan Sidwell for many C++ fixes/improvements.
752 Jeffrey Siegal for helping RMS with the original design of GCC, some
753 code which handles the parse tree and RTL data structures, constant
754 folding and help with the original VAX & m68k ports.
757 Kenny Simpson for prompting libstdc++ fixes due to defect reports from
758 the LWG (thereby keeping GCC in line with updates from the ISO).
761 Franz Sirl for his ongoing work with making the PPC port stable
765 Andrey Slepuhin for assorted AIX hacking.
768 Christopher Smith did the port for Convex machines.
771 Danny Smith for his major efforts on the Mingw (and Cygwin) ports.
774 Randy Smith finished the Sun FPA support.
777 Scott Snyder for queue, iterator, istream, and string fixes and libstdc++
781 Brad Spencer for contributions to the GLIBCPP_FORCE_NEW technique.
784 Richard Stallman, for writing the original GCC and launching the GNU project.
787 Jan Stein of the Chalmers Computer Society provided support for
788 Genix, as well as part of the 32000 machine description.
791 Nigel Stephens for various mips16 related fixes/improvements.
794 Jonathan Stone wrote the machine description for the Pyramid computer.
797 Graham Stott for various infrastructure improvements.
800 John Stracke for his Java HTTP protocol fixes.
803 Mike Stump for his Elxsi port, G++ contributions over the years and more
804 recently his vxworks contributions
807 Jeff Sturm for Java porting help, bug fixes, and encouragement.
810 Shigeya Suzuki for this fixes for the bsdi platforms.
813 Ian Lance Taylor for his mips16 work, general configury hacking,
817 Holger Teutsch provided the support for the Clipper CPU.
820 Gary Thomas for his ongoing work to make the PPC work for GNU/Linux.
823 Philipp Thomas for random bug fixes throughout the compiler
826 Jason Thorpe for thread support in libstdc++ on NetBSD.
829 Kresten Krab Thorup wrote the run time support for the Objective-C
830 language and the fantastic Java bytecode interpreter.
833 Michael Tiemann for random bug fixes, the first instruction scheduler,
834 initial C++ support, function integration, NS32k, SPARC and M88k
835 machine description work, delay slot scheduling.
838 Andreas Tobler for his work porting libgcj to Darwin.
841 Teemu Torma for thread safe exception handling support.
844 Leonard Tower wrote parts of the parser, RTL generator, and RTL
845 definitions, and of the VAX machine description.
848 Tom Tromey for internationalization support and for his many Java
849 contributions and libgcj maintainership.
852 Lassi Tuura for improvements to config.guess to determine HP processor
856 Petter Urkedal for libstdc++ CXXFLAGS, math, and algorithms fixes.
859 Brent Verner for work with the libstdc++ cshadow files and their
860 associated configure steps.
863 Todd Vierling for contributions for NetBSD ports.
866 Jonathan Wakely for contributing libstdc++ Doxygen notes and XHTML
870 Dean Wakerley for converting the install documentation from HTML to texinfo
874 Krister Walfridsson for random bug fixes.
877 Stephen M. Webb for time and effort on making libstdc++ shadow files
878 work with the tricky Solaris 8+ headers, and for pushing the build-time
882 John Wehle for various improvements for the x86 code generator,
883 related infrastructure improvements to help x86 code generation,
884 value range propagation and other work, WE32k port.
887 Ulrich Weigand for work on the s390 port.
890 Zack Weinberg for major work on cpplib and various other bug fixes.
893 Matt Welsh for help with Linux Threads support in GCJ.
896 Urban Widmark for help fixing java.io.
899 Mark Wielaard for new Java library code and his work integrating with
903 Dale Wiles helped port GCC to the Tahoe.
906 Bob Wilson from Tensilica, Inc.@: for the Xtensa port.
909 Jim Wilson for his direction via the steering committee, tackling hard
910 problems in various places that nobody else wanted to work on, strength
911 reduction and other loop optimizations.
914 Carlo Wood for various fixes.
917 Tom Wood for work on the m88k port.
920 Masanobu Yuhara of Fujitsu Laboratories implemented the machine
921 description for the Tron architecture (specifically, the Gmicro).
924 Kevin Zachmann helped ported GCC to the Tahoe.
927 Gilles Zunino for help porting Java to Irix.
931 In addition to the above, all of which also contributed time and energy in
932 testing GCC, we would like to thank the following for their contributions
997 Charles-Antoine Gauthier
1129 And finally we'd like to thank everyone who uses the compiler, submits bug
1130 reports and generally reminds us why we're doing this work in the first place.