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4ba2ef8fbe
bfd/ * elf32-arm.c (CMSE_PREFIX): Define macro. (elf32_arm_stub_cmse_branch_thumb_only): Define stub sequence. (cmse_branch_thumb_only): Declare stub. (struct elf32_arm_link_hash_table): Define cmse_stub_sec field. (elf32_arm_get_plt_info): Add globals parameter. Use it to return FALSE if there is no PLT. (arm_type_of_stub): Adapt to new elf32_arm_get_plt_info signature. (elf32_arm_final_link_relocate): Likewise. (elf32_arm_gc_sweep_hook): Likewise. (elf32_arm_gc_mark_extra_sections): Mark sections holding ARMv8-M secure entry functions. (arm_stub_is_thumb): Add case for arm_stub_cmse_branch_thumb_only. (arm_dedicated_stub_output_section_required): Change to a switch case and add a case for arm_stub_cmse_branch_thumb_only. (arm_dedicated_stub_output_section_required_alignment): Likewise. (arm_stub_dedicated_output_section_name): Likewise. (arm_stub_dedicated_input_section_ptr): Likewise and remove ATTRIBUTE_UNUSED for htab parameter. (arm_stub_required_alignment): Likewise. (arm_stub_sym_claimed): Likewise. (arm_dedicated_stub_section_padding): Likewise. (cmse_scan): New function. (elf32_arm_size_stubs): Call cmse_scan for ARM M profile targets. Set stub_changed to TRUE if such veneers were created. (elf32_arm_swap_symbol_in): Add detection code for CMSE special symbols. include/ * arm.h (ARM_GET_SYM_CMSE_SPCL): Define macro. (ARM_SET_SYM_CMSE_SPCL): Likewise. ld/ * ld.texinfo (Placement of SG veneers): New concept entry. * testsuite/ld-arm/arm-elf.exp (Secure gateway veneers: no .gnu.sgstubs section): New test. (Secure gateway veneers: wrong entry functions): Likewise. (Secure gateway veneers (ARMv8-M Baseline)): Likewise. (Secure gateway veneers (ARMv8-M Mainline)): Likewise. * testsuite/ld-arm/cmse-veneers.s: New file. * testsuite/ld-arm/cmse-veneers.d: Likewise. * testsuite/ld-arm/cmse-veneers.rd: Likewise. * testsuite/ld-arm/cmse-veneers.sd: Likewise. * testsuite/ld-arm/cmse-veneers-no-gnu_sgstubs.out: Likewise. * testsuite/ld-arm/cmse-veneers-wrong-entryfct.out: Likewise. |
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| .. | ||
| config | ||
| ld-aarch64 | ||
| ld-alpha | ||
| ld-arc | ||
| ld-arm | ||
| ld-auto-import | ||
| ld-avr | ||
| ld-bootstrap | ||
| ld-cdtest | ||
| ld-checks | ||
| ld-cris | ||
| ld-crx | ||
| ld-cygwin | ||
| ld-d10v | ||
| ld-discard | ||
| ld-elf | ||
| ld-elfcomm | ||
| ld-elfvers | ||
| ld-elfvsb | ||
| ld-elfweak | ||
| ld-fastcall | ||
| ld-frv | ||
| ld-gc | ||
| ld-h8300 | ||
| ld-i386 | ||
| ld-ia64 | ||
| ld-ifunc | ||
| ld-libs | ||
| ld-linkonce | ||
| ld-m68hc11 | ||
| ld-m68k | ||
| ld-mep | ||
| ld-metag | ||
| ld-mips-elf | ||
| ld-misc | ||
| ld-mmix | ||
| ld-mn10300 | ||
| ld-nds32 | ||
| ld-nios2 | ||
| ld-pe | ||
| ld-pie | ||
| ld-plugin | ||
| ld-powerpc | ||
| ld-s390 | ||
| ld-scripts | ||
| ld-selective | ||
| ld-sh | ||
| ld-shared | ||
| ld-size | ||
| ld-sparc | ||
| ld-spu | ||
| ld-srec | ||
| ld-tic6x | ||
| ld-tilegx | ||
| ld-tilepro | ||
| ld-undefined | ||
| ld-unique | ||
| ld-v850 | ||
| ld-vax-elf | ||
| ld-versados | ||
| ld-visium | ||
| ld-vxworks | ||
| ld-x86-64 | ||
| ld-xc16x | ||
| ld-xstormy16 | ||
| ld-xtensa | ||
| ld-z8k | ||
| lib | ||
| ChangeLog-2004 | ||
| ChangeLog-2005 | ||
| ChangeLog-2006 | ||
| ChangeLog-2007 | ||
| ChangeLog-2008 | ||
| ChangeLog-2009 | ||
| ChangeLog-2010 | ||
| ChangeLog-2011 | ||
| ChangeLog-2012 | ||
| ChangeLog-2013 | ||
| ChangeLog-2014 | ||
| ChangeLog-2015 | ||
| ChangeLog-9303 | ||