diff options
| -rw-r--r-- | meta/recipes-devtools/python/python_2.7.13.bb | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/meta/recipes-devtools/python/python_2.7.13.bb b/meta/recipes-devtools/python/python_2.7.13.bb index efe02aa8a3..d9e458cf72 100644 --- a/meta/recipes-devtools/python/python_2.7.13.bb +++ b/meta/recipes-devtools/python/python_2.7.13.bb @@ -42,6 +42,17 @@ EXTRA_OECONF += "ac_cv_file__dev_ptmx=yes ac_cv_file__dev_ptc=no" STAGING_INCDIR_DEFAULT ?= "${STAGING_INCDIR}" STAGING_LIBDIR_DEFAULT ?= "${STAGING_LIBDIR}" +# Automatic profile guided optimization +PYTHON_MAKE_TARGET ?= "${@'build_all_use_profile' if d.getVar('PYTHON_PROFILE_OPT', True) == '1' else ''}" +PYTHON_PROFILE_DIR ?= "${@'${TMPDIR}/work-shared/${MACHINE}/python/pgo-data' if d.getVar('PYTHON_PROFILE_OPT', True) == '1' else ''}" +python () { + if (d.getVar('PYTHON_PROFILE_OPT', True) == '1' and + d.getVar('PYTHON_MAKE_TARGET', True) == 'build_all_use_profile'): + profile_dir = d.getVar('PYTHON_PROFILE_DIR', True) + bb.utils.mkdirhier(profile_dir) + d.setVarFlag('do_compile', 'file-checksums', '%s:True' % profile_dir) +} + do_configure_append() { rm -f ${S}/Makefile.orig autoreconf -Wcross --verbose --install --force --exclude=autopoint ../Python-${PV}/Modules/_ctypes/libffi @@ -79,9 +90,15 @@ do_compile() { export CROSS_COMPILE="${TARGET_PREFIX}" export PYTHONBUILDDIR="${B}" - # This is only used in PGO profiling by python-profile-opt package if [ "${PYTHON_MAKE_TARGET}" = "build_all_generate_profile" ]; then + # This is only used in PGO profiling by python-profile-opt package export EXTRA_CFLAGS="-fprofile-dir=./python-pgo-profiles/" + else + if [ -n "${PYTHON_PROFILE_DIR}" ]; then + export EXTRA_CFLAGS="-fprofile-dir=${PYTHON_PROFILE_DIR}" + # Remove non-optimized build artefacts + oe_runmake clean + fi fi oe_runmake HOSTPGEN=${STAGING_BINDIR_NATIVE}/python-native/pgen \ @@ -99,6 +116,11 @@ do_install() { export CROSS_COMPILE="${TARGET_PREFIX}" export PYTHONBUILDDIR="${B}" + # This only has effect if we build with -fprofile-use, e.g. when make + # target is build_all_use_profile + if [ -n "${PYTHON_PROFILE_DIR}" ]; then + export EXTRA_CFLAGS="-fprofile-dir=${PYTHON_PROFILE_DIR}" + fi # After swizzling the makefile, we need to run the build again. # install can race with the build so we have to run this first, then install @@ -146,6 +168,7 @@ py_package_preprocess () { python -m py_compile ${PKGD}/${libdir}/python${PYTHON_MAJMIN}/_sysconfigdata.py } + require python-${PYTHON_MAJMIN}-manifest.inc # manual dependency additions |