b27c108234
This is a roll-up of a set of changes needed to support the Arm EABI on NetBSD. 2019-06-14 Matt Thomas <matt@3am-software.com> Matthew Green <mrg@eterna.com.au> Nick Hudson <skrll@netbsd.org> Maya Rashish <coypu@sdf.org> Richard Earnshaw <rearnsha@arm.com> gcc: * config.gcc (arm*-*-netbsdelf*) Add support for EABI configuration. * config.host (arm*-*-netbsd*): Use driver-arm.o on native NetBSD. * config/arm/netbsd-eabi.h: New file. * config/arm/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Undefine before redefining. (SUBTARGET_EXTRA_ASM_SPEC): Don't pass -matpcs to the assembler. * config/netbsd-elf.h (NETBSD_LINK_LD_ELF_SO_SPEC): New define. (NETBSD_SUBTARGET_EXTRA_SPECS): New define. (SUBTARGET_EXTRA_SPECS): Define to NETBSD_SUBTARGET_EXTRA_SPECS. libatomic: * configure.tgt (arm*): Handle NetBSD in the same way as FreeBSD. libgcc: * config.host (arm*-*-netbsdelf*): Add support for EABI configurations. * config/arm/t-netbsd (LIB1ASMFUNCS): Add some additional assembler functions to build. * config/arm/t-netbsd-eabi: New file. Co-Authored-By: Matthew Green <mrg@eterna.com.au> Co-Authored-By: Maya Rashish <coypu@sdf.org> Co-Authored-By: Nick Hudson <skrll@netbsd.org> Co-Authored-By: Richard Earnshaw <rearnsha@arm.com> From-SVN: r272290