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| author | H.J. Lu <hjl.tools@gmail.com> | 2016-03-15 11:07:06 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2016-03-15 11:07:54 -0700 |
| commit | 4c10bbaa0912742322f10d9d5bb630ba4e15dfa7 (patch) | |
| tree | 4da4677185d00b755043d03f5781dd316029926c /include | |
| parent | 1eb2dbb8d73c344e199fd04531ec3f649e2835b2 (diff) | |
| download | gdb-4c10bbaa0912742322f10d9d5bb630ba4e15dfa7.zip gdb-4c10bbaa0912742322f10d9d5bb630ba4e15dfa7.tar.gz gdb-4c10bbaa0912742322f10d9d5bb630ba4e15dfa7.tar.bz2 | |
Add -z noreloc-overflow option to x86-64 ld
Add -z noreloc-overflow command-line option to the x86-64 ELF linker to
disable relocation overflow check. This can be used to avoid relocation
overflow check if there will be no dynamic relocation overflow at
run-time.
bfd/
PR ld/19807
* elf64-x86-64.c (elf_x86_64_relocate_section): Check
no_reloc_overflow_check to diable R_X86_64_32/R_X86_64_32S
relocation overflow check.
include/
PR ld/19807
* bfdlink.h (bfd_link_info): Add no_reloc_overflow_check.
ld/
PR ld/19807
* Makefile.am (ELF_X86_DEPS): Add
$(srcdir)/emulparams/reloc_overflow.sh.
* Makefile.in: Regenerated.
* NEWS: Mention -z noreloc-overflow.
* ld.texinfo: Document -z noreloc-overflow.
* emulparams/elf32_x86_64.sh: Source
${srcdir}/emulparams/reloc_overflow.sh.
* emulparams/elf_x86_64.sh: Likewise.
* emulparams/reloc_overflow.sh: New file.
* testsuite/ld-x86-64/pr19807-1.s: New file.
* testsuite/ld-x86-64/pr19807-1a.d: Likewise.
* testsuite/ld-x86-64/pr19807-1b.d: Likewise.
* testsuite/ld-x86-64/pr19807-2.s: Likewise.
* testsuite/ld-x86-64/pr19807-2a.d: Likewise.
* testsuite/ld-x86-64/pr19807-2b.d: Likewise.
* testsuite/ld-x86-64/pr19807-2c.d: Likewise.
* testsuite/ld-x86-64/pr19807-2d.d: Likewise.
* testsuite/ld-x86-64/pr19807-2e.d: Likewise.
* testsuite/ld-x86-64/x86-64.exp: Run PR ld/19807 tests.
Diffstat (limited to 'include')
| -rw-r--r-- | include/ChangeLog | 5 | ||||
| -rw-r--r-- | include/bfdlink.h | 3 |
2 files changed, 8 insertions, 0 deletions
diff --git a/include/ChangeLog b/include/ChangeLog index 7e01b27..3523a27 100644 --- a/include/ChangeLog +++ b/include/ChangeLog @@ -1,3 +1,8 @@ +2016-03-15 H.J. Lu <hongjiu.lu@intel.com> + + PR ld/19807 + * bfdlink.h (bfd_link_info): Add no_reloc_overflow_check. + 2016-03-08 Cupertino Miranda <Cupertino.Miranda@synopsys.com> Andrew Burgess <andrew.burgess@embecosm.com> diff --git a/include/bfdlink.h b/include/bfdlink.h index eeea6ef..a285f6d 100644 --- a/include/bfdlink.h +++ b/include/bfdlink.h @@ -446,6 +446,9 @@ struct bfd_link_info /* TRUE if generation of .interp/PT_INTERP should be suppressed. */ unsigned int nointerp: 1; + /* TRUE if we shouldn't check relocation overflow. */ + unsigned int no_reloc_overflow_check: 1; + /* TRUE if generate a 1-byte NOP as suffix for x86 call instruction. */ unsigned int call_nop_as_suffix : 1; |