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<title>1. AUTHORS</title>
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<div class="titlepage"><div><div><h1 class="title">
<a name="dist.authors"></a>1. AUTHORS</h1></div></div></div>
<div class="literallayout"><p><br>
<br>
Julian Seward was the original founder, designer and author of<br>
Valgrind, created the dynamic translation frameworks, wrote Memcheck,<br>
the 3.X versions of Helgrind, SGCheck, DHAT, and did lots of other<br>
things.<br>
<br>
Nicholas Nethercote did the core/tool generalisation, wrote<br>
Cachegrind and Massif, and tons of other stuff.<br>
<br>
Tom Hughes did a vast number of bug fixes, helped out with support for<br>
more recent Linux/glibc versions, set up the present build system, and has<br>
helped out with test and build machines.<br>
<br>
Jeremy Fitzhardinge wrote Helgrind (in the 2.X line) and totally<br>
overhauled low-level syscall/signal and address space layout stuff,<br>
among many other things.<br>
<br>
Josef Weidendorfer wrote and maintains Callgrind and the associated<br>
KCachegrind GUI.<br>
<br>
Paul Mackerras did a lot of the initial per-architecture factoring<br>
that forms the basis of the 3.0 line and was also seen in 2.4.0.<br>
He also did UCode-based dynamic translation support for PowerPC, and<br>
created a set of ppc-linux derivatives of the 2.X release line.<br>
<br>
Greg Parker wrote the Mac OS X port.<br>
<br>
Dirk Mueller contributed the malloc/free mismatch checking<br>
and other bits and pieces, and acts as our KDE liaison.<br>
<br>
Robert Walsh added file descriptor leakage checking, new library<br>
interception machinery, support for client allocation pools, and minor<br>
other tweakage.<br>
<br>
Bart Van Assche wrote and maintains DRD.<br>
<br>
Cerion Armour-Brown worked on PowerPC instruction set support in the<br>
Vex dynamic-translation framework. Maynard Johnson improved the<br>
Power6 support.<br>
<br>
Kirill Batuzov and Dmitry Zhurikhin did the NEON instruction set<br>
support for ARM. Donna Robinson did the v6 media instruction support.<br>
<br>
Donna Robinson created and maintains the very excellent<br>
http://www.valgrind.org.<br>
<br>
Vince Weaver wrote and maintains BBV.<br>
<br>
Frederic Gobry helped with autoconf and automake.<br>
<br>
Daniel Berlin modified readelf's dwarf2 source line reader, written by Nick<br>
Clifton, for use in Valgrind.<br>
<br>
Michael Matz and Simon Hausmann modified the GNU binutils demangler(s) for<br>
use in Valgrind.<br>
<br>
David Woodhouse has helped out with test and build machines over the course<br>
of many releases.<br>
<br>
Florian Krohm and Christian Borntraeger wrote the initial S390X/Linux<br>
port. Andreas Arnez is the current maintainer and developer of it.<br>
Florian improved and ruggedised the regression test system during 2011.<br>
<br>
Philippe Waroquiers wrote and maintains the embedded GDB server. He<br>
also made a bunch of performance and memory-reduction fixes across<br>
diverse parts of the system.<br>
<br>
Carl Love and Maynard Johnson contributed IBM Power6 and Power7<br>
support, and generally deal with ppc{32,64}-linux issues.<br>
<br>
Petar Jovanovic and Dejan Jevtic wrote and maintain the mips32-linux<br>
port.<br>
<br>
Dragos Tatulea modified the arm-android port so it also works on<br>
x86-android.<br>
<br>
Jakub Jelinek helped out extensively with the AVX and AVX2 support.<br>
<br>
Mark Wielaard fixed a bunch of bugs and acts as our Fedora/RHEL<br>
liaison.<br>
<br>
Assad Hashmi contributed support for AArch64 v8.1 and later.<br>
<br>
Maran Pakkirisamy implemented support for decimal floating point on<br>
s390.<br>
<br>
Rhys Kidd updated and maintains the macOS port.<br>
<br>
Paul Floyd maintains the FreeBSD port and occasionally fixes Solaris<br>
and macOS issues.<br>
<br>
Many, many people sent bug reports, patches, and helpful feedback.<br>
<br>
Development of Valgrind was supported in part by the Tri-Lab Partners<br>
(Lawrence Livermore National Laboratory, Los Alamos National<br>
Laboratory, and Sandia National Laboratories) of the U.S. Department<br>
of Energy's Advanced Simulation & Computing (ASC) Program.<br>
<br>
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