> On Nov 5, 2017, at 11:38, Ngie Cooper <n...@freebsd.org> wrote: > > Author: ngie > Date: Sun Nov 5 19:38:51 2017 > New Revision: 325443 > URL: https://svnweb.freebsd.org/changeset/base/325443 > > Log: > Fix paths for cross-built versions of lib/libclang_rt and hardfloat arm > variants > > - Define TARGET_CPUARCH and use in libclang_rt as the basis for CRTARCH > > When cross-compiling, the wrong architecture was being embedded in the > libclang_rt binary filenames. It should be based on TARGET_ARCH (target), > not > MACHINE_ARCH (host). > > If TARGET_ARCH isn't defined (host-builds), fallback to MACHINE_ARCH. > > - Define CRTARCH to armhf when TARGET/TARGET_ARCH are set to arm/armv[67] > > TARGET_ABI/TARGET_CPU in Makefile.inc1 sets the ABI to gnueabihf, which > affects the clang lookup path per `getArchNameForCompilerRTLib(..)` in > contrib/llvm/tools/clang/lib/Driver/ToolChain.cpp, so chase clang and > Linux's assumed naming convention for hard-float arm architectures. > > CROSSENV (in Makefile.inc1) sets CPUTYPE/MACHINE(_ARCH)? to the > TARGET*-relevant values when building the `libraries` target, so test > those variables instead. > > - Add OLD_FILES/OLD_LIBS entries for TARGET/TARGET_ARCH == arm/armv[67]. This > impacts only arm/armv6 and arm/armv7. > > PR: 222925
MFC after: 2 weeks
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