diff options
Diffstat (limited to 'binutils-2.25/include/elf/ppc.h')
| -rw-r--r-- | binutils-2.25/include/elf/ppc.h | 223 |
1 files changed, 223 insertions, 0 deletions
diff --git a/binutils-2.25/include/elf/ppc.h b/binutils-2.25/include/elf/ppc.h new file mode 100644 index 00000000..f80a1e8a --- /dev/null +++ b/binutils-2.25/include/elf/ppc.h @@ -0,0 +1,223 @@ +/* PPC ELF support for BFD. + Copyright 1995, 1996, 1998, 2000, 2001, 2002, 2003, 2005, 2007, 2008, + 2009, 2010 Free Software Foundation, Inc. + + By Michael Meissner, Cygnus Support, <meissner@cygnus.com>, + 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 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. + + 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. */ + +#ifndef _ELF_PPC_H +#define _ELF_PPC_H + +#include "elf/reloc-macros.h" + +/* Relocations. */ +START_RELOC_NUMBERS (elf_ppc_reloc_type) + RELOC_NUMBER (R_PPC_NONE, 0) + RELOC_NUMBER (R_PPC_ADDR32, 1) + RELOC_NUMBER (R_PPC_ADDR24, 2) + RELOC_NUMBER (R_PPC_ADDR16, 3) + RELOC_NUMBER (R_PPC_ADDR16_LO, 4) + RELOC_NUMBER (R_PPC_ADDR16_HI, 5) + RELOC_NUMBER (R_PPC_ADDR16_HA, 6) + RELOC_NUMBER (R_PPC_ADDR14, 7) + RELOC_NUMBER (R_PPC_ADDR14_BRTAKEN, 8) + RELOC_NUMBER (R_PPC_ADDR14_BRNTAKEN, 9) + RELOC_NUMBER (R_PPC_REL24, 10) + RELOC_NUMBER (R_PPC_REL14, 11) + RELOC_NUMBER (R_PPC_REL14_BRTAKEN, 12) + RELOC_NUMBER (R_PPC_REL14_BRNTAKEN, 13) + RELOC_NUMBER (R_PPC_GOT16, 14) + RELOC_NUMBER (R_PPC_GOT16_LO, 15) + RELOC_NUMBER (R_PPC_GOT16_HI, 16) + RELOC_NUMBER (R_PPC_GOT16_HA, 17) + RELOC_NUMBER (R_PPC_PLTREL24, 18) + RELOC_NUMBER (R_PPC_COPY, 19) + RELOC_NUMBER (R_PPC_GLOB_DAT, 20) + RELOC_NUMBER (R_PPC_JMP_SLOT, 21) + RELOC_NUMBER (R_PPC_RELATIVE, 22) + RELOC_NUMBER (R_PPC_LOCAL24PC, 23) + RELOC_NUMBER (R_PPC_UADDR32, 24) + RELOC_NUMBER (R_PPC_UADDR16, 25) + RELOC_NUMBER (R_PPC_REL32, 26) + RELOC_NUMBER (R_PPC_PLT32, 27) + RELOC_NUMBER (R_PPC_PLTREL32, 28) + RELOC_NUMBER (R_PPC_PLT16_LO, 29) + RELOC_NUMBER (R_PPC_PLT16_HI, 30) + RELOC_NUMBER (R_PPC_PLT16_HA, 31) + RELOC_NUMBER (R_PPC_SDAREL16, 32) + RELOC_NUMBER (R_PPC_SECTOFF, 33) + RELOC_NUMBER (R_PPC_SECTOFF_LO, 34) + RELOC_NUMBER (R_PPC_SECTOFF_HI, 35) + RELOC_NUMBER (R_PPC_SECTOFF_HA, 36) + RELOC_NUMBER (R_PPC_ADDR30, 37) + +#ifndef RELOC_MACROS_GEN_FUNC +/* Fake relocations for branch stubs, only used internally by ld. */ + RELOC_NUMBER (R_PPC_RELAX, 48) + RELOC_NUMBER (R_PPC_RELAX_PLT, 49) + RELOC_NUMBER (R_PPC_RELAX_PLTREL24, 50) +#endif + + /* Relocs added to support TLS. */ + RELOC_NUMBER (R_PPC_TLS, 67) + RELOC_NUMBER (R_PPC_DTPMOD32, 68) + RELOC_NUMBER (R_PPC_TPREL16, 69) + RELOC_NUMBER (R_PPC_TPREL16_LO, 70) + RELOC_NUMBER (R_PPC_TPREL16_HI, 71) + RELOC_NUMBER (R_PPC_TPREL16_HA, 72) + RELOC_NUMBER (R_PPC_TPREL32, 73) + RELOC_NUMBER (R_PPC_DTPREL16, 74) + RELOC_NUMBER (R_PPC_DTPREL16_LO, 75) + RELOC_NUMBER (R_PPC_DTPREL16_HI, 76) + RELOC_NUMBER (R_PPC_DTPREL16_HA, 77) + RELOC_NUMBER (R_PPC_DTPREL32, 78) + RELOC_NUMBER (R_PPC_GOT_TLSGD16, 79) + RELOC_NUMBER (R_PPC_GOT_TLSGD16_LO, 80) + RELOC_NUMBER (R_PPC_GOT_TLSGD16_HI, 81) + RELOC_NUMBER (R_PPC_GOT_TLSGD16_HA, 82) + RELOC_NUMBER (R_PPC_GOT_TLSLD16, 83) + RELOC_NUMBER (R_PPC_GOT_TLSLD16_LO, 84) + RELOC_NUMBER (R_PPC_GOT_TLSLD16_HI, 85) + RELOC_NUMBER (R_PPC_GOT_TLSLD16_HA, 86) + RELOC_NUMBER (R_PPC_GOT_TPREL16, 87) + RELOC_NUMBER (R_PPC_GOT_TPREL16_LO, 88) + RELOC_NUMBER (R_PPC_GOT_TPREL16_HI, 89) + RELOC_NUMBER (R_PPC_GOT_TPREL16_HA, 90) + RELOC_NUMBER (R_PPC_GOT_DTPREL16, 91) + 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. */ + RELOC_NUMBER (R_PPC_EMB_NADDR32, 101) + RELOC_NUMBER (R_PPC_EMB_NADDR16, 102) + RELOC_NUMBER (R_PPC_EMB_NADDR16_LO, 103) + RELOC_NUMBER (R_PPC_EMB_NADDR16_HI, 104) + RELOC_NUMBER (R_PPC_EMB_NADDR16_HA, 105) + RELOC_NUMBER (R_PPC_EMB_SDAI16, 106) + RELOC_NUMBER (R_PPC_EMB_SDA2I16, 107) + RELOC_NUMBER (R_PPC_EMB_SDA2REL, 108) + RELOC_NUMBER (R_PPC_EMB_SDA21, 109) + RELOC_NUMBER (R_PPC_EMB_MRKREF, 110) + RELOC_NUMBER (R_PPC_EMB_RELSEC16, 111) + RELOC_NUMBER (R_PPC_EMB_RELST_LO, 112) + RELOC_NUMBER (R_PPC_EMB_RELST_HI, 113) + RELOC_NUMBER (R_PPC_EMB_RELST_HA, 114) + RELOC_NUMBER (R_PPC_EMB_BIT_FLD, 115) + RELOC_NUMBER (R_PPC_EMB_RELSDA, 116) + +/* 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) + +/* 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) + RELOC_NUMBER (R_PPC_GNU_VTENTRY, 254) + +/* This is a phony reloc to handle any old fashioned TOC16 references + that may still be in object files. */ + RELOC_NUMBER (R_PPC_TOC16, 255) + +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_TLSOPT (DT_LOPROC + 1) + +/* Processor specific flags for the ELF header e_flags field. */ + +#define EF_PPC_EMB 0x80000000 /* PowerPC embedded flag. */ + +#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 \ + entries in this section \ + based on the address \ + specified in the associated \ + symbol table entry. */ + +/* Object attribute tags. */ +enum +{ + /* 0-3 are generic. */ + Tag_GNU_Power_ABI_FP = 4, /* Value 1 for 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. */ + + /* 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 +}; + +#endif /* _ELF_PPC_H */ |