/* PPC ELF support for BFD.
- Copyright 1995, 1996, 1998, 2000, 2001, 2002, 2003
- Free Software Foundation, Inc.
+ 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).
+ 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 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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. */
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_DTPMOD64, 68)
+ 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_TPREL64, 73)
+ 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_DTPREL64, 78)
+ 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_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_BIT_FLD, 115)
RELOC_NUMBER (R_PPC_EMB_RELSDA, 116)
- /* These are GNU extensions to enable C++ vtable garbage collection. */
+/* 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)
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_RELOCATABLE 0x00010000 /* PowerPC -mrelocatable flag. */
#define EF_PPC_RELOCATABLE_LIB 0x00008000 /* PowerPC -mrelocatable-lib flag. */
+/* This bit is reserved by BFD for processor specific stuff. Name
+ it properly so that we can easily stay consistent elsewhere. */
+#define SEC_PPC_VLE SEC_TIC54X_BLOCK
+
/* Processor specific section headers, sh_type field. */
#define SHT_ORDERED SHT_HIPROC /* Link editor is to sort the \
specified in the associated \
symbol table entry. */
-/* Processor specific section flags, sh_flags field. */
+/* 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
+};
-#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 */
projects / deliverable / binutils-gdb.git / blobdiff