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| author | Cl?ment Chigot <clement.chigot@atos.net> | 2021-04-20 14:40:43 +0100 |
|---|---|---|
| committer | Nick Clifton <nickc@redhat.com> | 2021-04-20 14:40:43 +0100 |
| commit | c5df7e442e6cdc9303b7373842370d6ee8f67ea5 (patch) | |
| tree | 28e1442062fdbb13b5c46d98ceeba9c556e6f3b0 /bfd/libbfd.h | |
| parent | d549b029d6d622af531211ef4c7bc48cb5011d93 (diff) | |
| download | binutils-gdb-c5df7e442e6cdc9303b7373842370d6ee8f67ea5.tar.gz | |
Rework the R_NEG support on both gas and ld for the PowerPC AIX targets, in order to manage C++ exceptions built with GCC.
bfd PR binutils/21700
* reloc.c (BFD_RELOC_PPC_NEG): New relocation.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* coff-rs6000.c (_bfd_xcoff_reloc_type_lookup): Add
BFD_RELOC_PPC_NEG handler.
(xcoff_reloc_type_neg): Correctly substract addend.
* coff64-rs6000.c (xcoff64_howto_table): Add R_NEG_32
howto.
(xcoff64_rtype2howto): Add handler for R_NEG_32.
(xcoff64_reloc_type_lookup): Add BFD_RELOC_PPC_NEG handler.
* xcofflink.c (xcoff_need_ldrel_p): Check output section
for R_POS-like relocations. New argument added.
(xcoff_mark): Adapt to new xcoff_need_ldrel_p argument.
(xcoff_link_input_bfd): Likewise.
gas * config/tc-ppc.c (ppc_get_csect_to_adjust): New function.
(ppc_fix_adjustable): Manage fx_subsy part.
(tc_gen_reloc): Create second relocation when both
fx_addsy and fx_subsy are provided.
* config/tc-ppc.h (RELOC_EXPANSION_POSSIBLE): New define.
(MAX_RELOC_EXPANSION): Likewise.
(TC_FORCE_RELOCATION_SUB_SAME): Likewise
(UNDEFINED_DIFFERENCE_OK): Likewise
* testsuite/gas/all/gas.exp: Skip difference between two
undefined symbols test.
ld * testsuite/ld-powerpc/aix52.exp: Add new test.
* testsuite/ld-powerpc/aix-neg-reloc-32.d: New test.
* testsuite/ld-powerpc/aix-neg-reloc-64.d: New test.
* testsuite/ld-powerpc/aix-neg-reloc.ex: New test.
* testsuite/ld-powerpc/aix-neg-reloc.s: New test.
Diffstat (limited to 'bfd/libbfd.h')
| -rw-r--r-- | bfd/libbfd.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/bfd/libbfd.h b/bfd/libbfd.h index f1d25d0ab1f..bee1a1f8e59 100644 --- a/bfd/libbfd.h +++ b/bfd/libbfd.h @@ -1510,6 +1510,7 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@", "BFD_RELOC_PPC_VLE_SDAREL_HA16D", "BFD_RELOC_PPC_16DX_HA", "BFD_RELOC_PPC_REL16DX_HA", + "BFD_RELOC_PPC_NEG", "BFD_RELOC_PPC64_HIGHER", "BFD_RELOC_PPC64_HIGHER_S", "BFD_RELOC_PPC64_HIGHEST", |