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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [include/] [elf/] [ppc.h] - Rev 827
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/* PPC ELF support for BFD. Copyright 1995, 1996, 1998, 2000, 2001, 2002, 2003, 2005, 2007, 2008, 2009 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 2 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) /* 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 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. */ /* Processor specific section flags, sh_flags field. */ #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. */ /* 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 */
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