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| author |   Matti Picus <matti.picus@gmail.com> | 2018-01-02 23:50:37 +0200 |
|---|---|---|
| committer | Matti Picus <matti.picus@gmail.com> | 2018-01-02 23:50:37 +0200 |
| commit | 4c9d813e8552c4c50e38f864448e8556a1189973 (patch) | |
| tree | dbd958308d0250f8096118fe27759dfccaca62de /rpython/doc/arm.rst | |
| parent | enhance rwinreg to more easily allow python2 to 3, 'fix' test to properly skip (diff) | |
| download | pypy-4c9d813e8552c4c50e38f864448e8556a1189973.tar.gz pypy-4c9d813e8552c4c50e38f864448e8556a1189973.tar.bz2 pypy-4c9d813e8552c4c50e38f864448e8556a1189973.zip | |
reflow, remove outdated instructions no longer needed
Diffstat (limited to 'rpython/doc/arm.rst')
| -rw-r--r-- | rpython/doc/arm.rst | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/rpython/doc/arm.rst b/rpython/doc/arm.rst index ca436f42fc..d9498c5a7d 100644 --- a/rpython/doc/arm.rst +++ b/rpython/doc/arm.rst @@ -8,7 +8,9 @@ an interpreter using the RPython translator to target ARM using a cross compilation toolchain. To translate an RPython program for ARM we can either -translate directly on an ARM device following the normal translation steps. Unfortunately this is not really feasible on most ARM machines. The alternative is to cross-translate using a cross-compilation toolchain. +translate directly on an ARM device following the normal translation steps. +Unfortunately this is not really feasible on most ARM machines. The +alternative is to cross-translate using a cross-compilation toolchain. To cross-translate we run the translation on a more powerful (usually x86) machine and generate a binary for ARM using a cross-compiler to compile @@ -24,7 +26,8 @@ Requirements The tools required to cross translate from a Linux based host to an ARM based Linux target are: - A checkout of PyPy (default branch). -- The GCC ARM cross compiler (on Ubuntu it is the ``gcc-arm-linux-gnueabi package``) but other toolchains should also work. +- The GCC ARM cross compiler (on Ubuntu it is the ``gcc-arm-linux-gnueabi package``) but other + toolchains should also work. - Scratchbox 2, a cross-compilation engine (``scratchbox2`` Ubuntu package). - A 32-bit PyPy or Python. - And the following (or corresponding) packages need to be installed to create an ARM based chroot: @@ -150,15 +153,14 @@ and call the translator pypy ~/path_to_pypy_checkout/rpython/bin/rpython -O2 --platform=arm target.py -If everything worked correctly this should yield an ARM binary. Running this binary in the ARM chroot or on an ARM device should produce the output ``"Hello World"``. +If everything worked correctly this should yield an ARM binary. Running this +binary in the ARM chroot or on an ARM device should produce the output +``"Hello World"``. To translate the full python pypy interpreter with a jit, you can cd into pypy/goal and call :: - pypy <path to rpython>/rpython/bin/rpython -Ojit --platform=arm --gcrootfinder=shadowstack --jit-backend=arm targetpypystandalone.py + pypy <path to rpython>/rpython/bin/rpython -Ojit --platform=arm targetpypystandalone.py -The gcrootfinder option is needed to work around `issue 1377`_ and the jit-backend works around `issue 1376`_ -.. _issue 1377: https://bitbucket.org/pypy/pypy/issue/1377 -.. _issue 1376: https://bitbucket.org/pypy/pypy/issue/1376 |