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Qi Wang b6a7a535b3 Optimize away a branch on the free fastpath.
On the rtree metadata lookup fast path, there will never be a NULL returned when
the cache key matches (which is unknown to the compiler).  The previous logic
was checking for NULL return value, resulting in the extra branch (in addition to
the cache key match checking).  Make the lookup_fast return a bool to indicate
cache miss / match, so that the extra branch is avoided.
2021-10-28 16:55:54 -07:00
bin Added --debug-syms-by-id option 2021-05-17 10:00:40 -07:00
build-aux Update config.{sub,guess} to support support-aarch64-apple-darwin as a target 2021-01-11 14:00:03 -08:00
doc Rename prof.dump_prefix to prof.prefix 2021-08-12 23:04:29 -07:00
doc_internal Add a logo to doc_internal. 2020-10-19 15:32:51 -07:00
include Optimize away a branch on the free fastpath. 2021-10-28 16:55:54 -07:00
m4 Support C++17 over-aligned allocation 2019-11-22 10:14:16 -08:00
msvc Implement guard pages. 2021-09-26 16:30:15 -07:00
scripts Port gen_run_tests.py to python3 2021-08-13 10:59:32 -07:00
src Optimize away the tsd_fast() check on free fastpath. 2021-10-28 10:05:59 -07:00
test Optimize away the tsd_fast() check on free fastpath. 2021-10-28 10:05:59 -07:00
.appveyor.yml Appveyor: fix 404 errors. 2020-10-27 15:28:20 -07:00
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.cirrus.yml Add Cirrus CI testing matrix 2021-08-10 09:59:10 -07:00
.clang-format Add a .clang-format file. 2020-10-02 14:49:56 -07:00
.gitattributes fix git handling of newlines on windows 2014-05-07 18:48:39 -04:00
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.travis.yml Travis: Don't test "clang" on OS X. 2021-07-08 09:53:28 -07:00
autogen.sh Move repo contents in jemalloc/ to top level. 2011-03-31 20:36:17 -07:00
ChangeLog Update Changelog for 5.2.1. 2019-08-05 12:52:43 -07:00
config.stamp.in Move repo contents in jemalloc/ to top level. 2011-03-31 20:36:17 -07:00
configure.ac Darwin malloc_size override support proposal. 2021-10-01 14:32:40 -07:00
COPYING Update copyright dates. 2019-01-25 13:25:20 -08:00
INSTALL.md Update INSTALL.md to mention 'autoconf' 2021-02-16 17:48:46 -08:00
jemalloc.pc.in Reformat the version number in jemalloc.pc.in. 2018-05-07 20:12:03 -07:00
Makefile.in Implement guard pages. 2021-09-26 16:30:15 -07:00
README Update project URL. 2016-09-12 11:56:24 -07:00
run_tests.sh Introduce scripts to run all possible tests 2017-01-30 17:51:57 -08:00
TUNING.md Add TUNING.md. 2018-05-03 12:52:52 -07:00

jemalloc is a general purpose malloc(3) implementation that emphasizes
fragmentation avoidance and scalable concurrency support.  jemalloc first came
into use as the FreeBSD libc allocator in 2005, and since then it has found its
way into numerous applications that rely on its predictable behavior.  In 2010
jemalloc development efforts broadened to include developer support features
such as heap profiling and extensive monitoring/tuning hooks.  Modern jemalloc
releases continue to be integrated back into FreeBSD, and therefore versatility
remains critical.  Ongoing development efforts trend toward making jemalloc
among the best allocators for a broad range of demanding applications, and
eliminating/mitigating weaknesses that have practical repercussions for real
world applications.

The COPYING file contains copyright and licensing information.

The INSTALL file contains information on how to configure, build, and install
jemalloc.

The ChangeLog file contains a brief summary of changes for each release.

URL: http://jemalloc.net/