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openblas: fix cross-compilation #53450

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merged 1 commit into from Jan 15, 2019
Merged

openblas: fix cross-compilation #53450

merged 1 commit into from Jan 15, 2019

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FRidh
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@FRidh FRidh commented Jan 5, 2019 •
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Motivation for this change
Things done
  • Tested using sandboxing (nix.useSandbox on NixOS, or option sandbox in nix.conf on non-NixOS)
  • Built on platform(s)
    • NixOS
    • macOS
    • other Linux distributions
  • Tested via one or more NixOS test(s) if existing and applicable for the change (look inside nixos/tests)
  • Tested compilation of all pkgs that depend on this change using nix-shell -p nox --run "nox-review wip"
  • Tested execution of all binary files (usually in ./result/bin/)
  • Determined the impact on package closure size (by running nix path-info -S before and after)
  • Assured whether relevant documentation is up to date
  • Fits CONTRIBUTING.md.

@FRidh FRidh added the 6.topic: cross-compilation Building packages on a different sort platform than than they will be run on label Jan 5, 2019
@matthewbauer
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I think we need "FC=${stdenv.cc.targetPrefix}gfortran" to get the cross gfortran.

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FRidh commented Jan 6, 2019

Thanks. I'll have a look at it. Some other mentions of FC OpenMathLib/OpenBLAS#862 http://iprc.soest.hawaii.edu/users/xfu/tool/INSTALL.html

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FRidh commented Jan 13, 2019

Got a bit further, but encountered now OpenMathLib/OpenBLAS#1958.

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FRidh commented Jan 13, 2019 

/nix/store/k2gsj607cl4dcmgi60n17vcsmh17gqar-aarch64-unknown-linux-gnu-binutils-2.30/bin/aarch64-unknown-linux-gnu-ld: ../libopenblasp-r0.3.4.a(saxpy.o): Relocations in generic ELF (EM: 62)
/nix/store/k2gsj607cl4dcmgi60n17vcsmh17gqar-aarch64-unknown-linux-gnu-binutils-2.30/bin/aarch64-unknown-linux-gnu-ld: ../libopenblasp-r0.3.4.a(saxpy.o): Relocations in generic ELF (EM: 62)
../libopenblasp-r0.3.4.a: error adding symbols: File in wrong format
collect2: error: ld returned 1 exit status
make[1]: *** [Makefile:134: sblat1] Error 1
make[1]: *** Waiting for unfinished jobs....
make[1]: Leaving directory '/build/source/test'
make: *** [Makefile:124: tests] Error 2

@FRidh FRidh changed the title WIP: openblas: fix cross-compilation openblas: fix cross-compilation Jan 13, 2019
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FRidh commented Jan 13, 2019

Working now.

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FRidh commented Jan 13, 2019

@GrahamcOfBorg build openblas openblasCompat pkgsCross.aarch64-multiplatform.openblas

@FRidh FRidh merged commit 05ee101 into NixOS:staging Jan 15, 2019
@FRidh FRidh deleted the openblas branch January 15, 2019 09:11
@matthewbauer
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Note: this broke openblas on darwin. Should be fixed by cfc4313.

@satshabad-cr satshabad-cr mentioned this pull request May 20, 2020
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@ttuegel ttuegel Awaiting requested review from ttuegel

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6.topic: cross-compilation Building packages on a different sort platform than than they will be run on 10.rebuild-darwin: 501+ 10.rebuild-linux: 501+
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