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setup make -j more carefully, add %build_minimum_smp

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minimum -j12 for intel, can be overriden with %build_minimum_smp
This commit is contained in:
Jens Petersen 2015-03-01 20:04:16 +09:00
parent 25a760a22f
commit 42fee54b90
1 changed files with 22 additions and 7 deletions
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29
ghc.spec
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@ -1,3 +1,8 @@
# for F22 and F23 ghc-7.8.4, override to high "make -j" to preserve ABI hashes
# - set < 9 at our own risk
# (-j9 seems sufficent but to be safe use -j12)
%global build_minimum_smp 12
# To bootstrap build a new version of ghc:
#%%global ghc_bootstrapping 1
@ -348,18 +353,27 @@ export LDFLAGS="${LDFLAGS:-%__global_ldflags}"
export LANG=en_US.utf8
echo _smp_mflags is \'%{?_smp_mflags}\'
# NB for future ghc versions we should probably hardcode max -j4 instead for all builds to avoid this
MAKE_JOBS=%{?_smp_mflags}
# NB for future ghc versions maybe should hardcode max -j4 for all builds
# Though apparently this does not affect 7.10
MAKE_JOBS=$(echo %{?_smp_mflags} | sed -e "s/^-j//")
%ifarch %{ix86} x86_64
# hack to perserve the high "make -j" ghc ABI hashes for 7.8.4 koji/mock builds
# (-j12 seems to be sufficient but not -j8)
if [ -z "$HOSTNAME" -a "%{?_smp_mflags}" != "-j16" ]; then
echo "Overriding for koji/mock Intel builds to preserve the ghc ABI hashes:"
MAKE_JOBS=-j16
# (-j9 seems to be sufficient but not -j8)
if [ "%{build_minimum_smp}" -le "8" ]; then
echo "** NB: ghc-7.8.4 needs to be built with 'make -j9' or higher to preserve the -j16 ABI hashes for F22/F23 i686 and x86_64 **"
fi
if [ -z "$MAKE_JOBS" -o "0$MAKE_JOBS" -le "%{build_minimum_smp}" ]; then
echo "Overriding 'make -j' SMP for Intel builds to preserve the ghc ABI hashes:"
MAKE_JOBS="%{build_minimum_smp}"
fi
%else
# keep < 9 for all other archs
if [ "0$MAKE_JOBS" -gt "8" ]; then
MAKE_JOBS=8
fi
%endif
make $MAKE_JOBS
make ${MAKE_JOBS:+-j$MAKE_JOBS}
%install
@ -559,6 +573,7 @@ fi
* Sun Mar 1 2015 Jens Petersen <petersen@fedoraproject.org>
- use llvm for aarch64
- fix build.mk BuildFlavour setup
- improve the smp make setup with build_minimum_smp
* Sat Feb 14 2015 Jens Petersen <petersen@redhat.com> - 7.8.4-42
- try "make -j16" on Intel arches to keep ABI hashes same as -40