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gcc/libgcc/config/arm/t-vxworks7

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config.gcc (arm-wrs-vxworks*): Rework to handle arm-wrs-vxworks7 as well as arm-wrs-vxworks. 2017-08-01 Jerome Lambourg <lambourg@adacore.com> Doug Rupp <rupp@adacore.com> Olivier Hainque <hainque@adacore.com> gcc/ * config.gcc (arm-wrs-vxworks*): Rework to handle arm-wrs-vxworks7 as well as arm-wrs-vxworks. Update target_cpu_name from arm6 (arch v3) to arm8 (arch v4). * config/arm/vxworks.h (MAYBE_TARGET_BPABI_CPP_BUILTINS): New, helper for TARGET_OS_CPP_BUILTIN. (TARGET_OS_CPP_BUILTIN): Invoke MAYBE_TARGET_BPABI_CPP_BUILTINS(), refine CPU definitions for arm_arch5 and add those for arm_arch6 and arm_arch7. (MAYBE_ASM_ABI_SPEC): New, helper for SUBTARGET_EXTRA_ASM_SPEC, passing required abi options to the assembler for EABI configurations. (EXTRA_CC1_SPEC): New macro, to help prevent the implicit production of .text.hot and .text.unlikely sections for kernel modules when using ARM style exceptions. (CC1_SPEC): Remove obsolete attempt at mimicking Diab toolchain options. Add EXTRA_CC1_SPEC. (VXWORKS_ENDIAN_SPEC): Adjust comment and remove handling of Diab toolchain options. (DWARF2_UNWIND_INFO): Redefine to handle the pre/post VxWorks 7 transition. (ARM_TARGET2_DWARF_FORMAT): Define. * config/arm/t-vxworks: Adjust multilib control to removal of the Diab command line options. libgcc/ * config.host (arm-wrs-vxworks*): Rework to handle arm-wrs-vxworks7 as well as arm-wrs-vxworks. * config/arm/t-vxworks7: New file. Add unwind-arm-vxworks.c to LIB2ADDEH. * config/arm/unwind-arm-vxworks.c: New file. Provide dummy __exidx_start and __exidx_end for downloadable modules. Co-Authored-By: Doug Rupp <rupp@adacore.com> Co-Authored-By: Olivier Hainque <hainque@adacore.com> From-SVN: r250781
2017-08-01 16:14:21 +02:00
LIB2ADDEH += $(srcdir)/config/arm/unwind-arm-vxworks.c