#. If you want to make changes to the configure scripts, you will need GNU
autoconf (2.60), and consequently, GNU M4 (version 1.4 or higher). You
will also need automake (1.9.6). We only use aclocal from that package.
- #. Optional, adds compression/uncompression capabilities to selected LLVM
+ #. Optional, adds compression / uncompression capabilities to selected LLVM
tools.
Additionally, your compilation host is expected to have the usual plethora of
The first step is to get a recent GCC toolchain installed. The most common
distribution on which users have struggled with the version requirements is
Ubuntu Precise, 12.04 LTS. For this distribution, one easy option is to install
-the `toolchain testing PPA
-<https://launchpad.net/~ubuntu-toolchain-r/+archive/test>`__ and use it to
-install a modern GCC. There is a really nice discussions of this on the `ask
-ubuntu stack exchange
-<http://askubuntu.com/questions/271388/how-to-install-gcc-4-8-in-ubuntu-12-04-from-the-terminal>`__.
-However, not all users can use PPAs and there are many other distros, so it may
-be necessory (or just useful, if you're here you *are* doing compiler
-development after all) to build and install GCC from source. It is also quite
-easy to do these days.
+the `toolchain testing PPA`_ and use it to install a modern GCC. There is
+a really nice discussions of this on the `ask ubuntu stack exchange`_. However,
+not all users can use PPAs and there are many other distributions, so it may be
+necessary (or just useful, if you're here you *are* doing compiler development
+after all) to build and install GCC from source. It is also quite easy to do
+these days.
+
+.. _toolchain testing PPA:
+ https://launchpad.net/~ubuntu-toolchain-r/+archive/test
+.. _ask ubuntu stack exchange:
+ http://askubuntu.com/questions/271388/how-to-install-gcc-4-8-in-ubuntu-12-04-from-the-terminal
Easy steps for installing GCC 4.8.2:
.. code-block:: console
- wget ftp://ftp.gnu.org/gnu/gcc/gcc-4.8.2/gcc-4.8.2.tar.bz2
- tar -xvjf gcc-4.8.2.tar.bz2
- cd gcc-4.8.2
- ./contrib/download_prerequisites
- cd ..
- mkdir gcc-4.8.2-build
- cd gcc-4.8.2-build
- %PWD/../gcc-4.8.2/configure --prefix=$HOME/toolchains --enable-languages=c,c++
- make -j$(nproc)
- make install
-
-For more details, check out the `excellent GCC wiki entry
-<http://gcc.gnu.org/wiki/InstallingGCC>`__, where I got most of this information
-from.
+ % wget ftp://ftp.gnu.org/gnu/gcc/gcc-4.8.2/gcc-4.8.2.tar.bz2
+ % tar -xvjf gcc-4.8.2.tar.bz2
+ % cd gcc-4.8.2
+ % ./contrib/download_prerequisites
+ % cd ..
+ % mkdir gcc-4.8.2-build
+ % cd gcc-4.8.2-build
+ % $PWD/../gcc-4.8.2/configure --prefix=$HOME/toolchains --enable-languages=c,c++
+ % make -j$(nproc)
+ % make install
+
+For more details, check out the excellent `GCC wiki entry`_, where I got most
+of this information from.
+
+.. _GCC wiki entry:
+ http://gcc.gnu.org/wiki/InstallingGCC
Once you have a GCC toolchain, use it as your host compiler. Things should
generally "just work". You may need to pass a special linker flag,
following releases are located in the following subdirectories of the '``tags``'
directory:
+* Release 3.4: **RELEASE_34/final**
* Release 3.3: **RELEASE_33/final**
* Release 3.2: **RELEASE_32/final**
* Release 3.1: **RELEASE_31/final**
Controls which targets will be built and linked into llc. The default value
for ``target_options`` is "all" which builds and links all available targets.
- The value "host-only" can be specified to build only a native compiler (no
- cross-compiler targets available). The "native" target is selected as the
- target of the build host. You can also specify a comma separated list of
- target names that you want available in llc. The target names use all lower
- case. The current set of targets is:
+ The "host" target is selected as the target of the build host. You can also
+ specify a comma separated list of target names that you want available in llc.
+ The target names use all lower case. The current set of targets is:
- ``arm, cpp, hexagon, mips, mipsel, msp430, powerpc, ptx, sparc, spu,
- systemz, x86, x86_64, xcore``.
+ ``aarch64, arm, arm64, cpp, hexagon, mips, mipsel, mips64, mips64el, msp430,
+ powerpc, nvptx, r600, sparc, systemz, x86, x86_64, xcore``.
``--enable-doxygen``
Debug Builds
- These builds are the default when one is using an Subversion checkout and
+ These builds are the default when one is using a Subversion checkout and
types ``gmake`` (unless the ``--enable-optimized`` option was used during
configuration). The build system will compile the tools and libraries with
debugging information. To get a Debug Build using the LLVM distribution the
This directory contains projects that are not strictly part of LLVM but are
shipped with LLVM. This is also the directory where you should create your own
-LLVM-based projects. See ``llvm/projects/sample`` for an example of how to set
-up your own project.
+LLVM-based projects.
``llvm/runtime``
----------------
projects / oota-llvm.git / blobdiff