| Release notes for |
| ************************************************* |
| GNU Tools for Arm Embedded Processors 7 |
| - Q4 2017 |
| ************************************************* |
| |
| This release includes the following items: |
| * Bare metal EABI pre-built binaries for running on a Windows host |
| * Bare metal EABI pre-built binaries for running on a Linux host |
| * Bare metal EABI pre-built binaries for running on a Mac OS X host |
| * Source code package (together with build scripts and instructions to setup |
| build environment), composed of: |
| |
| * gcc : ARM/embedded-7-branch revision 255204 |
| svn://gcc.gnu.org/svn/gcc/branches/ARM/embedded-7-branch/ |
| |
| * binutils : 2.29 mainline |
| git://sourceware.org/git/binutils-gdb.git commit b23dc97fe237a1d9e850d7cbeee066183a00630b |
| |
| * newlib and newlib-nano : |
| git://sourceware.org/git/newlib-cygwin.git commit 76bd5cab331a873ac422fdcb7ba5fe79abea94f0 |
| |
| * gdb : 8.0 mainline |
| git://sourceware.org/git/binutils-gdb.git commit b23dc97fe237a1d9e850d7cbeee066183a00630b |
| |
| Note that some or all of the following prerequisites are downloaded when |
| building from source: |
| |
| * EnvVarUpdate NSIS script : |
| http://nsis.sourceforge.net/mediawiki/images/a/ad/EnvVarUpdate.7z |
| |
| * expat 2.1.1 : |
| http://jaist.dl.sourceforge.net/project/expat/expat/2.1.1/expat-2.1.1.tar.bz2 |
| |
| * gmp 6.1.0 : ftp://gcc.gnu.org/pub/gcc/infrastructure/gmp-6.1.0.tar.bz2 |
| |
| * isl 0.15 : ftp://gcc.gnu.org/pub/gcc/infrastructure/isl-0.15.tar.bz2 |
| |
| * libelf 0.8.13 : http://www.mr511.de/software/libelf-0.8.13.tar.gz |
| |
| * libiconv 1.14 : |
| http://ftp.gnu.org/gnu/libiconv/libiconv-1.14.tar.gz |
| |
| * mpc 1.0.3 : ftp://gcc.gnu.org/pub/gcc/infrastructure/mpc-1.0.3.tar.gz |
| |
| * mpfr 3.1.4 : ftp://gcc.gnu.org/pub/gcc/infrastructure/mpfr-3.1.4.tar.bz2 |
| |
| * python 2.7.13 : https://www.python.org/ftp/python/2.7.13/python-2.7.13.msi |
| |
| * zlib 1.2.8 |
| http://sourceforge.net/projects/libpng/files/zlib/1.2.8/zlib-1.2.8.tar.gz/download |
| |
| Minimum host requirements: |
| * Windows 7 32/64 bits or later (with installer and alternative zip package) |
| * Linux |
| - Ubuntu 14.04 64 bits or later (tarball) |
| - Ubuntu supported releases 32 bits and 64 bits (PPA) |
| https://www.ubuntu.com/info/release-end-of-life |
| - RHEL 7 64 bits (tarball) |
| * Mac OS X 10.7.3 and newer 64 bits (tarball) |
| |
| Supported target OS: |
| * Bare metal EABI only |
| |
| Features: |
| * All GCC 7 features, plus latest mainline features: |
| + Armv8-R and Arm Cortex-R52 support |
| |
| Tests: |
| * Targets |
| + variety of Cortex-M0/M0+/M3/M4/M7/A9 boards |
| + Qemu |
| + Arm Fast Models |
| * Hosts |
| + Windows 7 32/64 bits (with installer and alternative zip package) |
| + Linux 64 bits |
| - Ubuntu 14.04 and 16.04 (tarball and PPA) |
| - RHEL 7 (tarball) |
| + Mac OS X 10.7.3 (tarball) |
| |
| Important changes in 7 release: |
| * Armv8-R and Arm Cortex-R52 support |
| * Fix for https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69866 |
| * GDB built with C++ enabled for Mac OS X |
| |
| Known Changes and Issues: |
| * Thumb1 code size regression due to new register allocation: |
| https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59535 |
| * Multilib is now enabled with --with-multilib-list=rmprofile when building the |
| toolchain from source |
| * Windows installer now accepts the following options when running in silent mode: |
| - /P Adds the installation bin directory to the system PATH |
| - /R Adds an InstallFolder registry entry for the install. |
