From 5663e321848545857a690f30a780187e3366bd2d Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Wed, 29 Aug 2018 14:22:34 +0930 Subject: PowerPC relocations for prefix insns include/ * elf/ppc64.h (R_PPC64_PLTSEQ_NOTOC, R_PPC64_PLTCALL_NOTOC), (R_PPC64_PCREL_OPT, R_PPC64_D34, R_PPC64_D34_LO, R_PPC64_D34_HI30), (R_PPC64_D34_HA30, R_PPC64_PCREL34, R_PPC64_GOT_PCREL34), (R_PPC64_PLT_PCREL34, R_PPC64_PLT_PCREL34_NOTOC), (R_PPC64_ADDR16_HIGHER34, R_PPC64_ADDR16_HIGHERA34), (R_PPC64_ADDR16_HIGHEST34, R_PPC64_ADDR16_HIGHESTA34), (R_PPC64_REL16_HIGHER34, R_PPC64_REL16_HIGHERA34), (R_PPC64_REL16_HIGHEST34, R_PPC64_REL16_HIGHESTA34), (R_PPC64_D28, R_PPC64_PCREL28): Define. bfd/ * reloc.c (BFD_RELOC_PPC64_D34, BFD_RELOC_PPC64_D34_LO), (BFD_RELOC_PPC64_D34_HI30, BFD_RELOC_PPC64_D34_HA30), (BFD_RELOC_PPC64_PCREL34, BFD_RELOC_PPC64_GOT_PCREL34), (BFD_RELOC_PPC64_PLT_PCREL34), (BFD_RELOC_PPC64_ADDR16_HIGHER34, BFD_RELOC_PPC64_ADDR16_HIGHERA34), (BFD_RELOC_PPC64_ADDR16_HIGHEST34, BFD_RELOC_PPC64_ADDR16_HIGHESTA34), (BFD_RELOC_PPC64_REL16_HIGHER34, BFD_RELOC_PPC64_REL16_HIGHERA34), (BFD_RELOC_PPC64_REL16_HIGHEST34, BFD_RELOC_PPC64_REL16_HIGHESTA34), (BFD_RELOC_PPC64_D28, BFD_RELOC_PPC64_PCREL28): New reloc enums. * elf64-ppc.c (PNOP): Define. (ppc64_elf_howto_raw): Add reloc howtos for new relocations. (ppc64_elf_reloc_type_lookup): Translate new bfd reloc numbers. (ppc64_elf_ha_reloc): Adjust addend for highera34 and highesta34 relocs. (ppc64_elf_prefix_reloc): New function. (struct ppc_link_hash_table): Add notoc_plt. (is_branch_reloc): Add R_PPC64_PLTCALL_NOTOC. (is_plt_seq_reloc): Add R_PPC64_PLT_PCREL34, R_PPC64_PLT_PCREL34_NOTOC, and R_PPC64_PLTSEQ_NOTOC. (ppc64_elf_check_relocs): Handle pcrel got and plt relocs. Set has_pltcall for section on seeing R_PPC64_PLTCALL_NOTOC. Handle possible need for dynamic relocs on non-pcrel powerxx relocs. (dec_dynrel_count): Handle non-pcrel powerxx relocs. (ppc64_elf_inline_plt): Handle R_PPC64_PLTCALL_NOTOC. (toc_adjusting_stub_needed): Likewise. (ppc64_elf_tls_optimize): Handle R_PPC64_PLTSEQ_NOTOC. (ppc64_elf_relocate_section): Handle new powerxx relocs. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate. gas/ * config/tc-ppc.c (ppc_elf_suffix): Support @pcrel, @got@pcrel, @plt@pcrel, @higher34, @highera34, @highest34, and @highesta34. (fixup_size): Handle new powerxx relocs. (md_assemble): Warn for @pcrel on non-prefix insns. Accept @l, @h and @ha on prefix insns, and infer reloc without any @ suffix. Translate powerxx relocs to suit DQ and DS field instructions. Include operand tests as well as opcode test to translate BFD_RELOC_HI16_S to BFD_RELOC_PPC_16DX_HA. (ppc_fix_adjustable): Return false for pcrel GOT and PLT relocs. (md_apply_fix): Handle new powerxx relocs. * config/tc-ppc.h (TC_FORCE_RELOCATION_SUB_LOCAL): Accept BFD_RELOC_PPC64_ADDR16_HIGHER34, BFD_RELOC_PPC64_ADDR16_HIGHERA34, BFD_RELOC_PPC64_ADDR16_HIGHEST34, BFD_RELOC_PPC64_ADDR16_HIGHESTA34, BFD_RELOC_PPC64_D34, and BFD_RELOC_PPC64_D28. * testsuite/gas/ppc/prefix-reloc.d, * testsuite/gas/ppc/prefix-reloc.s: New test. * testsuite/gas/ppc/ppc.exp: Run it. --- bfd/bfd-in2.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'bfd/bfd-in2.h') diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h index 03d644c..450c7b7 100644 --- a/bfd/bfd-in2.h +++ b/bfd/bfd-in2.h @@ -3498,6 +3498,23 @@ instruction. */ BFD_RELOC_PPC64_ADDR64_LOCAL, BFD_RELOC_PPC64_ENTRY, BFD_RELOC_PPC64_REL24_NOTOC, + BFD_RELOC_PPC64_D34, + BFD_RELOC_PPC64_D34_LO, + BFD_RELOC_PPC64_D34_HI30, + BFD_RELOC_PPC64_D34_HA30, + BFD_RELOC_PPC64_PCREL34, + BFD_RELOC_PPC64_GOT_PCREL34, + BFD_RELOC_PPC64_PLT_PCREL34, + BFD_RELOC_PPC64_ADDR16_HIGHER34, + BFD_RELOC_PPC64_ADDR16_HIGHERA34, + BFD_RELOC_PPC64_ADDR16_HIGHEST34, + BFD_RELOC_PPC64_ADDR16_HIGHESTA34, + BFD_RELOC_PPC64_REL16_HIGHER34, + BFD_RELOC_PPC64_REL16_HIGHERA34, + BFD_RELOC_PPC64_REL16_HIGHEST34, + BFD_RELOC_PPC64_REL16_HIGHESTA34, + BFD_RELOC_PPC64_D28, + BFD_RELOC_PPC64_PCREL28, /* PowerPC and PowerPC64 thread-local storage relocations. */ BFD_RELOC_PPC_TLS, -- cgit v1.1