From c7927a3c0ef1d97faf24f1df31baf419e2d92fa1 Mon Sep 17 00:00:00 2001 From: Nick Clifton Date: Tue, 29 Sep 2009 14:17:19 +0000 Subject: bfd * Makefile.am (ALL_MACHINES): Add cpu-rx.lo. (ALL_MACHINES_CFILES): Add cpu-rx.c. (BFD32_BACKENDS): Add elf32-rx.lo. (BFD32_BACKENDS_CFILES): Add elf32-rx.c. * archures.c (bfd_architecture): Add bfd_arch_rx and bfd_mach_rx. Export bfd_rx_arch. (bfd_archures_list): Add bfd_rx_arch. * config.bfd: Add entry for rx-*-elf. * configure.in: Add entries for bfd_elf32_rx_le_vec and bfd_elf32_rx_be_vec. * reloc.c: Add RX relocations. * targets.c: Add RX target vectors. * Makefile.in: Regenerate. * bfd-in2.h: Regenerate. * configure: Regenerate. * libbfd.h: Regenerate. * cpu-rx.c: New file. * elf32-rx.c: New file. binutils * readelf.c: Add support for RX target. * MAINTAINERS: Add DJ and NickC as maintainers for RX. gas * Makefile.am: Add RX target. * configure.in: Likewise. * configure.tgt: Likewise. * read.c (do_repeat_with_expander): New function. * read.h: Provide a prototype for do_repeat_with_expander. * doc/Makefile.am: Add RX target documentation. * doc/all.texi: Likewise. * doc/as.texinfo: Likewise. * Makefile.in: Regenerate. * NEWS: Mention support for RX architecture. * configure: Regenerate. * doc/Makefile.in: Regenerate. * config/rx-defs.h: New file. * config/rx-parse.y: New file. * config/tc-rx.h: New file. * config/tc-rx.c: New file. * doc/c-rx.texi: New file. gas/testsuite * gas/rx: New directory. * gas/rx/*: New set of test cases. * gas/elf/section2.e-rx: New expected output file. * gas/all/gas.exp: Add support for RX target. * gas/elf/elf.exp: Likewise. * gas/lns/lns.exp: Likewise. * gas/macros/macros.exp: Likewise. include * dis-asm.h: Add prototype for print_insn_rx. include/elf * rx.h: New file. include/opcode * rx.h: New file. ld * Makefile.am: Add rules to build RX emulation. * configure.tgt: Likewise. * NEWS: Mention support for RX architecture. * Makefile.in: Regenerate. * emulparams/elf32rx.sh: New file. * emultempl/rxelf.em: New file. opcodes * Makefile.am: Add RX files. * configure.in: Add support for RX target. * disassemble.c: Likewise. * Makefile.in: Regenerate. * configure: Regenerate. * opc2c.c: New file. * rx-decode.c: New file. * rx-decode.opc: New file. * rx-dis.c: New file. --- include/elf/rx.h | 134 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 134 insertions(+) create mode 100644 include/elf/rx.h (limited to 'include/elf/rx.h') diff --git a/include/elf/rx.h b/include/elf/rx.h new file mode 100644 index 0000000..1e04f3f --- /dev/null +++ b/include/elf/rx.h @@ -0,0 +1,134 @@ +/* RX ELF support for BFD. + Copyright (C) 2008, 2009 Free Software Foundation, Inc. + + 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., + 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +#ifndef _ELF_RX_H +#define _ELF_RX_H + +#include "elf/reloc-macros.h" + +/* Note that there are a few internal relocation types used by the + linker to do link-time relaxation. If you update this file, please + check elf32-rx.c to see if any of the internal relocations need to + be, er, relocated. */ + +/* Preliminary relocations. */ +START_RELOC_NUMBERS (elf_rx_reloc_type) + + RELOC_NUMBER (R_RX_NONE, 0x00) + /* These are for data, and are bi-endian. */ + RELOC_NUMBER (R_RX_DIR32, 0x01) /* Was: R_RX_32. */ + RELOC_NUMBER (R_RX_DIR24S, 0x02) /* Was: R_RX_24. */ + RELOC_NUMBER (R_RX_DIR16, 0x03) + RELOC_NUMBER (R_RX_DIR16U, 0x04) /* Was: R_RX_16_UNS. */ + RELOC_NUMBER (R_RX_DIR16S, 0x05) /* Was: R_RX_16. */ + RELOC_NUMBER (R_RX_DIR8, 0x06) + RELOC_NUMBER (R_RX_DIR8U, 0x07) /* Was: R_RX_8_UNS. */ + RELOC_NUMBER (R_RX_DIR8S, 0x08) /* Was: R_RX_8. */ + + /* Signed pc-relative values. */ + RELOC_NUMBER (R_RX_DIR24S_PCREL, 0x09) /* Was: R_RX_24_PCREL. */ + RELOC_NUMBER (R_RX_DIR16S_PCREL, 0x0a) /* Was: R_RX_16_PCREL. */ + RELOC_NUMBER (R_RX_DIR8S_PCREL, 0x0b) /* Was: R_RX_8_PCREL. */ + + /* These are for fields in the instructions. */ + RELOC_NUMBER (R_RX_DIR16UL, 0x0c) + RELOC_NUMBER (R_RX_DIR16UW, 0x0d) + RELOC_NUMBER (R_RX_DIR8UL, 0x0e) + RELOC_NUMBER (R_RX_DIR8UW, 0x0f) + RELOC_NUMBER (R_RX_DIR32_REV, 0x10) + RELOC_NUMBER (R_RX_DIR16_REV, 0x11) + RELOC_NUMBER (R_RX_DIR3U_PCREL, 0x12) + + /* These are extensions added by Red Hat. */ + RELOC_NUMBER (R_RX_RH_3_PCREL, 0x20) /* Like R_RX_DIR8S_PCREL but only 3-bits. */ + RELOC_NUMBER (R_RX_RH_16_OP, 0x21) /* Like R_RX_DIR16 but for opcodes - always big endian. */ + RELOC_NUMBER (R_RX_RH_24_OP, 0x22) /* Like R_RX_DIR24S but for opcodes - always big endian. */ + RELOC_NUMBER (R_RX_RH_32_OP, 0x23) /* Like R_RX_DIR32 but for opcodes - always big endian. */ + RELOC_NUMBER (R_RX_RH_24_UNS, 0x24) /* Like R_RX_DIR24S but for unsigned values. */ + RELOC_NUMBER (R_RX_RH_8_NEG, 0x25) /* Like R_RX_DIR8 but -x is stored. */ + RELOC_NUMBER (R_RX_RH_16_NEG, 0x26) /* Like R_RX_DIR16 but -x is stored. */ + RELOC_NUMBER (R_RX_RH_24_NEG, 0x27) /* Like R_RX_DIR24S but -x is stored. */ + RELOC_NUMBER (R_RX_RH_32_NEG, 0x28) /* Like R_RX_DIR32 but -x is stored. */ + RELOC_NUMBER (R_RX_RH_DIFF, 0x29) /* Subtract from a previous relocation. */ + RELOC_NUMBER (R_RX_RH_GPRELB, 0x2a) /* Byte value, relative to __gp. */ + RELOC_NUMBER (R_RX_RH_GPRELW, 0x2b) /* Word value, relative to __gp. */ + RELOC_NUMBER (R_RX_RH_GPRELL, 0x2c) /* Long value, relative to __gp. */ + RELOC_NUMBER (R_RX_RH_RELAX, 0x2d) /* Marks opcodes suitable for linker relaxation. */ + + /* These are for complex relocs. */ + RELOC_NUMBER (R_RX_ABS32, 0x41) + RELOC_NUMBER (R_RX_ABS24S, 0x42) + RELOC_NUMBER (R_RX_ABS16, 0x43) + RELOC_NUMBER (R_RX_ABS16U, 0x44) + RELOC_NUMBER (R_RX_ABS16S, 0x45) + RELOC_NUMBER (R_RX_ABS8, 0x46) + RELOC_NUMBER (R_RX_ABS8U, 0x47) + RELOC_NUMBER (R_RX_ABS8S, 0x48) + RELOC_NUMBER (R_RX_ABS24S_PCREL, 0x49) + RELOC_NUMBER (R_RX_ABS16S_PCREL, 0x4a) + RELOC_NUMBER (R_RX_ABS8S_PCREL, 0x4b) + RELOC_NUMBER (R_RX_ABS16UL, 0x4c) + RELOC_NUMBER (R_RX_ABS16UW, 0x4d) + RELOC_NUMBER (R_RX_ABS8UL, 0x4e) + RELOC_NUMBER (R_RX_ABS8UW, 0x4f) + RELOC_NUMBER (R_RX_ABS32_REV, 0x50) + RELOC_NUMBER (R_RX_ABS16_REV, 0x51) + + RELOC_NUMBER (R_RX_SYM, 0x80) + RELOC_NUMBER (R_RX_OPneg, 0x81) + RELOC_NUMBER (R_RX_OPadd, 0x82) + RELOC_NUMBER (R_RX_OPsub, 0x83) + RELOC_NUMBER (R_RX_OPmul, 0x84) + RELOC_NUMBER (R_RX_OPdiv, 0x85) + RELOC_NUMBER (R_RX_OPshla, 0x86) + RELOC_NUMBER (R_RX_OPshra, 0x87) + RELOC_NUMBER (R_RX_OPsctsize, 0x88) + RELOC_NUMBER (R_RX_OPscttop, 0x8d) + RELOC_NUMBER (R_RX_OPand, 0x90) + RELOC_NUMBER (R_RX_OPor, 0x91) + RELOC_NUMBER (R_RX_OPxor, 0x92) + RELOC_NUMBER (R_RX_OPnot, 0x93) + RELOC_NUMBER (R_RX_OPmod, 0x94) + RELOC_NUMBER (R_RX_OPromtop, 0x95) + RELOC_NUMBER (R_RX_OPramtop, 0x96) + +END_RELOC_NUMBERS (R_RX_max) + +#define EF_RX_CPU_RX 0x00000079 /* FIXME: correct value? */ +#define EF_RX_CPU_MASK 0x0000007F /* specific cpu bits. */ +#define EF_RX_ALL_FLAGS (EF_RX_CPU_MASK) + +/* Values for the e_flags field in the ELF header. */ +#define E_FLAG_RX_64BIT_DOUBLES (1 << 0) +#define E_FLAG_RX_DSP (1 << 1) /* Defined in the RX CPU Object file specification, but not explained. */ + +/* These define the addend field of R_RX_RH_RELAX relocations. */ +#define RX_RELAXA_IMM6 0x00000010 /* Imm8/16/24/32 at bit offset 6. */ +#define RX_RELAXA_IMM12 0x00000020 /* Imm8/16/24/32 at bit offset 12. */ +#define RX_RELAXA_DSP4 0x00000040 /* Dsp0/8/16 at bit offset 4. */ +#define RX_RELAXA_DSP6 0x00000080 /* Dsp0/8/16 at bit offset 6. */ +#define RX_RELAXA_DSP14 0x00000100 /* Dsp0/8/16 at bit offset 14. */ +#define RX_RELAXA_BRA 0x00000200 /* Any type of branch (must be decoded). */ +#define RX_RELAXA_RNUM 0x0000000f /* Number of associated relocations. */ +/* These mark the place where alignment is requested, and the place where the filler bytes end. */ +#define RX_RELAXA_ALIGN 0x10000000 /* Start alignment; the remaining bits are the alignment value. */ +#define RX_RELAXA_ELIGN 0x20000000 /* End alignment; the remaining bits are the alignment value. */ +#define RX_RELAXA_ANUM 0x00ffffff /* Alignment amount, in bytes (i.e. .balign). */ + +#endif /* _ELF_RX_H */ -- cgit v1.1