From e4dff7651becba48d805e39655138f7f6ca30485 Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Mon, 3 Jun 2019 11:48:43 +0930 Subject: [GOLD] PowerPC relocations for prefix insns Also use pc-relative instructions for notoc stubs. elfcpp/ * powerpc.h (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. gold/ * powerpc.cc (Target_powerpc): Add powerxx_stubs_ and accessor functions. (Target_powerpc::maybe_skip_tls_get_addr_call): Handle PLT_PCREL34 and PLT_PCREL34_NOTOC relocs. (Powerpc_relocate_functions): Add addr34, addr34_hi, addr34_ha, addr28, addr16_higher34, addr16_highera34, addr16_highest34, addr16_highest34a functions. (li_11_0, ori_11_11_0, sldi_11_11_34): Define. (paddi_12_pc, pld_12_pc, pnop): Define. (d34, ha34): New inline functions. (Stub_table::add_plt_call_entry): Handle powerxx_stubs. (Stub_table::add_eh_frame): Likewise. (build_powerxx_offset): New function. (Stub_table::plt_call_size): Handle powerxx_stubs. (Stub_table::branch_stub_size): Likewise. (Stub_table::do_write): Likewise. (Target_powerpc::Scan::get_reference_flags): Handle new relocs. (Target_powerpc::Scan::reloc_needs_plt_for_ifunc: Likewise. (Target_powerpc::Scan::local, global, relocate): Likewise. --- elfcpp/ChangeLog | 11 +++++++++++ elfcpp/powerpc.h | 20 ++++++++++++++++++++ 2 files changed, 31 insertions(+) (limited to 'elfcpp') diff --git a/elfcpp/ChangeLog b/elfcpp/ChangeLog index b240938..724c95a 100644 --- a/elfcpp/ChangeLog +++ b/elfcpp/ChangeLog @@ -1,5 +1,16 @@ 2019-07-13 Alan Modra + * powerpc.h (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. + +2019-07-13 Alan Modra + * powerpc.h (R_PPC64_PLTSEQ_NOTOC, R_PPC64_PLTCALL_NOTOC): Define. 2019-06-28 Alan Modra diff --git a/elfcpp/powerpc.h b/elfcpp/powerpc.h index 5e5e39a..d06eba4 100644 --- a/elfcpp/powerpc.h +++ b/elfcpp/powerpc.h @@ -183,6 +183,26 @@ enum R_POWERPC_PLTCALL = 120, R_PPC64_PLTSEQ_NOTOC = 121, R_PPC64_PLTCALL_NOTOC = 122, + R_PPC64_PCREL_OPT = 123, + + R_PPC64_D34 = 128, + R_PPC64_D34_LO = 129, + R_PPC64_D34_HI30 = 130, + R_PPC64_D34_HA30 = 131, + R_PPC64_PCREL34 = 132, + R_PPC64_GOT_PCREL34 = 133, + R_PPC64_PLT_PCREL34 = 134, + R_PPC64_PLT_PCREL34_NOTOC = 135, + R_PPC64_ADDR16_HIGHER34 = 136, + R_PPC64_ADDR16_HIGHERA34 = 137, + R_PPC64_ADDR16_HIGHEST34 = 138, + R_PPC64_ADDR16_HIGHESTA34 = 139, + R_PPC64_REL16_HIGHER34 = 140, + R_PPC64_REL16_HIGHERA34 = 141, + R_PPC64_REL16_HIGHEST34 = 142, + R_PPC64_REL16_HIGHESTA34 = 143, + R_PPC64_D28 = 144, + R_PPC64_PCREL28 = 145, R_PPC_VLE_REL8 = 216, R_PPC_VLE_REL15 = 217, -- cgit v1.1