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@@ -1,4 +1,4 @@
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-## OpenLibm
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+# OpenLibm
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[](https://travis-ci.org/JuliaLang/openlibm)
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@@ -12,27 +12,15 @@ The project was born out of a need to have a good `libm` for the
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consistently across compilers and operating systems, and in 32-bit and
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64-bit environments.
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-### History
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+## Platform support
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-The OpenLibm code derives from the [FreeBSD
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-msun](http://svnweb.freebsd.org/base/head/lib/msun/) and [OpenBSD
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-libm](http://cvsweb.openbsd.org/cgi-bin/cvsweb/src/lib/libm/src/)
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-implementations, which in turn derives from [FDLIBM
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-5.3](http://www.netlib.org/fdlibm/). As a result, it includes a number
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-of fixes and updates to FDLIBM that have accumulated over the years in
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-`msun`, and optimized versions of many functions.
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+OpenLibm builds on Linux, Mac OS X, Windows, and FreeBSD. It builds
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+with both GCC and clang. Although largely tested on x86, it also
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+includes experimental support for ARM.
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-### Platform support
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-
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-OpenLibm builds on Linux, Mac OS X, and Windows, and with little
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-effort, should build on FreeBSD as well. It builds with both GCC and
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-clang. Although largely tested on x86, it also includes experimental
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-support for ARM. The original `msun` also includes support for mips,
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-sparc64, powerpc, ia64, and alpha. These are present in the OpenLibm
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-source tree, but no attempt has been made to build any of these.
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-
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-### Build instructions
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+## Build instructions
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1. `make` or `make USEGCC=1` to build with GCC. This is the default on
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Linux and Windows.
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-2. `make USECLANG=1` to build with clang. This is the default on OS X.
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+2. `make USECLANG=1` to build with clang. This is the default on OS X
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+ and FreeBSD.
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Viral B. Shah