X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=include%2Felf%2Fppc.h;h=c48733e7001eb6deb9eb13b322319d8c46516cb9;hb=4e57b456393946cb4f90131b78e162cdec903c8a;hp=27b28f9b8405e5ce47f9b1c264a19239c988d72a;hpb=e172dbf8aa714653f2a1758df60fc169886be232;p=deliverable%2Fbinutils-gdb.git diff --git a/include/elf/ppc.h b/include/elf/ppc.h index 27b28f9b84..c48733e700 100644 --- a/include/elf/ppc.h +++ b/include/elf/ppc.h @@ -1,26 +1,27 @@ /* PPC ELF support for BFD. - Copyright 1995, 1996, 1998, 2000, 2001, 2002, 2003, 2005 - Free Software Foundation, Inc. + Copyright (C) 1995-2018 Free Software Foundation, Inc. - By Michael Meissner, Cygnus Support, , from information - in the System V Application Binary Interface, PowerPC Processor Supplement - and the PowerPC Embedded Application Binary Interface (eabi). + By Michael Meissner, Cygnus Support, , + from information in the System V Application Binary Interface, + PowerPC Processor Supplement and the PowerPC Embedded Application + Binary Interface (eabi). -This file is part of BFD, the Binary File Descriptor library. + This file is part of BFD, the Binary File Descriptor library. -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, + MA 02110-1301, USA. */ /* This file holds definitions specific to the PPC ELF ABI. Note that most of this is not actually implemented by BFD. */ @@ -71,6 +72,17 @@ START_RELOC_NUMBERS (elf_ppc_reloc_type) RELOC_NUMBER (R_PPC_SECTOFF_HA, 36) RELOC_NUMBER (R_PPC_ADDR30, 37) +#ifndef RELOC_MACROS_GEN_FUNC +/* Relocations only used internally by ld. If you need to use these + reloc numbers, you can change them to some other unused value + without affecting the ABI. They will never appear in object files. */ + RELOC_NUMBER (R_PPC_RELAX, 48) + RELOC_NUMBER (R_PPC_RELAX_PLT, 49) + RELOC_NUMBER (R_PPC_RELAX_PLTREL24, 50) +/* Reloc only used internally by gas. As above, value is unimportant. */ + RELOC_NUMBER (R_PPC_16DX_HA, 51) +#endif + /* Relocs added to support TLS. */ RELOC_NUMBER (R_PPC_TLS, 67) RELOC_NUMBER (R_PPC_DTPMOD32, 68) @@ -100,6 +112,8 @@ START_RELOC_NUMBERS (elf_ppc_reloc_type) RELOC_NUMBER (R_PPC_GOT_DTPREL16_LO, 92) RELOC_NUMBER (R_PPC_GOT_DTPREL16_HI, 93) RELOC_NUMBER (R_PPC_GOT_DTPREL16_HA, 94) + RELOC_NUMBER (R_PPC_TLSGD, 95) + RELOC_NUMBER (R_PPC_TLSLD, 96) /* The remaining relocs are from the Embedded ELF ABI, and are not in the SVR4 ELF ABI. */ @@ -120,12 +134,41 @@ START_RELOC_NUMBERS (elf_ppc_reloc_type) RELOC_NUMBER (R_PPC_EMB_BIT_FLD, 115) RELOC_NUMBER (R_PPC_EMB_RELSDA, 116) -/* Fake relocations for branch stubs. This will keep them - together. */ -#define R_PPC_RELAX32 249 -#define R_PPC_RELAX32PC 250 -#define R_PPC_RELAX32_PLT 251 -#define R_PPC_RELAX32PC_PLT 252 +/* Marker reloc for inline plt call insns. */ + RELOC_NUMBER (R_PPC_PLTSEQ, 119) + RELOC_NUMBER (R_PPC_PLTCALL, 120) + +/* PowerPC VLE relocations. */ + RELOC_NUMBER (R_PPC_VLE_REL8, 216) + RELOC_NUMBER (R_PPC_VLE_REL15, 217) + RELOC_NUMBER (R_PPC_VLE_REL24, 218) + RELOC_NUMBER (R_PPC_VLE_LO16A, 219) + RELOC_NUMBER (R_PPC_VLE_LO16D, 220) + RELOC_NUMBER (R_PPC_VLE_HI16A, 221) + RELOC_NUMBER (R_PPC_VLE_HI16D, 222) + RELOC_NUMBER (R_PPC_VLE_HA16A, 223) + RELOC_NUMBER (R_PPC_VLE_HA16D, 224) + RELOC_NUMBER (R_PPC_VLE_SDA21, 225) + RELOC_NUMBER (R_PPC_VLE_SDA21_LO, 226) + RELOC_NUMBER (R_PPC_VLE_SDAREL_LO16A, 227) + RELOC_NUMBER (R_PPC_VLE_SDAREL_LO16D, 228) + RELOC_NUMBER (R_PPC_VLE_SDAREL_HI16A, 229) + RELOC_NUMBER (R_PPC_VLE_SDAREL_HI16D, 230) + RELOC_NUMBER (R_PPC_VLE_SDAREL_HA16A, 231) + RELOC_NUMBER (R_PPC_VLE_SDAREL_HA16D, 232) + RELOC_NUMBER (R_PPC_VLE_ADDR20, 233) + +/* Power9 split rel16 for addpcis. */ + RELOC_NUMBER (R_PPC_REL16DX_HA, 246) + +/* Support STT_GNU_IFUNC plt calls. */ + RELOC_NUMBER (R_PPC_IRELATIVE, 248) + +/* These are GNU extensions used in PIC code sequences. */ + RELOC_NUMBER (R_PPC_REL16, 249) + RELOC_NUMBER (R_PPC_REL16_LO, 250) + RELOC_NUMBER (R_PPC_REL16_HI, 251) + RELOC_NUMBER (R_PPC_REL16_HA, 252) /* These are GNU extensions to enable C++ vtable garbage collection. */ RELOC_NUMBER (R_PPC_GNU_VTINHERIT, 253) @@ -140,6 +183,13 @@ END_RELOC_NUMBERS (R_PPC_max) #define IS_PPC_TLS_RELOC(R) \ ((R) >= R_PPC_TLS && (R) <= R_PPC_GOT_DTPREL16_HA) +/* Specify the value of _GLOBAL_OFFSET_TABLE_. */ +#define DT_PPC_GOT (DT_LOPROC) + +/* Specify that tls descriptors should be optimized. */ +#define DT_PPC_OPT (DT_LOPROC + 1) +#define PPC_OPT_TLS 1 + /* Processor specific flags for the ELF header e_flags field. */ #define EF_PPC_EMB 0x80000000 /* PowerPC embedded flag. */ @@ -147,6 +197,12 @@ END_RELOC_NUMBERS (R_PPC_max) #define EF_PPC_RELOCATABLE 0x00010000 /* PowerPC -mrelocatable flag. */ #define EF_PPC_RELOCATABLE_LIB 0x00008000 /* PowerPC -mrelocatable-lib flag. */ +/* Processor specific program headers, p_flags field. */ +#define PF_PPC_VLE 0x10000000 /* PowerPC VLE. */ + +/* Processor specific section headers, sh_flags field. */ +#define SHF_PPC_VLE 0x10000000 /* PowerPC VLE text section. */ + /* Processor specific section headers, sh_type field. */ #define SHT_ORDERED SHT_HIPROC /* Link editor is to sort the \ @@ -155,12 +211,45 @@ END_RELOC_NUMBERS (R_PPC_max) specified in the associated \ symbol table entry. */ -/* Processor specific section flags, sh_flags field. */ +/* APUinfo note section. */ +#define APUINFO_SECTION_NAME ".PPC.EMB.apuinfo" +#define APUINFO_LABEL "APUinfo" + +#define PPC_APUINFO_ISEL 0x40 +#define PPC_APUINFO_PMR 0x41 +#define PPC_APUINFO_RFMCI 0x42 +#define PPC_APUINFO_CACHELCK 0x43 +#define PPC_APUINFO_SPE 0x100 +#define PPC_APUINFO_EFS 0x101 +#define PPC_APUINFO_BRLOCK 0x102 +#define PPC_APUINFO_VLE 0x104 + +/* Object attribute tags. */ +enum +{ + /* 0-3 are generic. */ + + /* FP ABI, low 2 bits: + 1 for double precision hard-float, + 2 for soft-float, + 3 for single precision hard-float. + 0 for not tagged or not using any ABIs affected by the differences. + Next 2 bits: + 1 for ibm long double + 2 for 64-bit long double + 3 for IEEE long double. + 0 for not tagged or not using any ABIs affected by the differences. */ + Tag_GNU_Power_ABI_FP = 4, + + /* Value 1 for general purpose registers only, 2 for AltiVec + registers, 3 for SPE registers; 0 for not tagged or not using any + ABIs affected by the differences. */ + Tag_GNU_Power_ABI_Vector = 8, + + /* Value 1 for ABIs using r3/r4 for returning structures <= 8 bytes, + 2 for ABIs using memory; 0 for not tagged or not using any ABIs + affected by the differences. */ + Tag_GNU_Power_ABI_Struct_Return = 12 +}; -#define SHF_EXCLUDE 0x80000000 /* Link editor is to exclude \ - this section from executable \ - and shared objects that it \ - builds when those objects \ - are not to be furhter \ - relocated. */ #endif /* _ELF_PPC_H */