mirror of
https://sourceware.org/git/binutils-gdb.git
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0a1b45a20e
* sysdep.h: POISON_BFD_BOOLEAN: Define. * aix5ppc-core.c, * aout-cris.c, * aout-ns32k.c, * aout-target.h, * aoutx.h, * arc-got.h, * archive.c, * archive64.c, * archures.c, * bfd-in.h, * bfd.c, * bfdwin.c, * binary.c, * cache.c, * coff-alpha.c, * coff-arm.c, * coff-arm.h, * coff-bfd.c, * coff-bfd.h, * coff-go32.c, * coff-i386.c, * coff-ia64.c, * coff-mcore.c, * coff-mips.c, * coff-rs6000.c, * coff-sh.c, * coff-stgo32.c, * coff-tic30.c, * coff-tic4x.c, * coff-tic54x.c, * coff-x86_64.c, * coff-z80.c, * coff-z8k.c, * coff64-rs6000.c, * coffcode.h, * coffgen.c, * cofflink.c, * compress.c, * corefile.c, * cpu-aarch64.c, * cpu-aarch64.h, * cpu-alpha.c, * cpu-arc.c, * cpu-arm.c, * cpu-arm.h, * cpu-avr.c, * cpu-bfin.c, * cpu-bpf.c, * cpu-cr16.c, * cpu-cris.c, * cpu-crx.c, * cpu-csky.c, * cpu-d10v.c, * cpu-d30v.c, * cpu-dlx.c, * cpu-epiphany.c, * cpu-fr30.c, * cpu-frv.c, * cpu-ft32.c, * cpu-h8300.c, * cpu-hppa.c, * cpu-i386.c, * cpu-ia64.c, * cpu-iamcu.c, * cpu-ip2k.c, * cpu-iq2000.c, * cpu-k1om.c, * cpu-l1om.c, * cpu-lm32.c, * cpu-m10200.c, * cpu-m10300.c, * cpu-m32c.c, * cpu-m32r.c, * cpu-m68hc11.c, * cpu-m68hc12.c, * cpu-m68k.c, * cpu-m9s12x.c, * cpu-m9s12xg.c, * cpu-mcore.c, * cpu-mep.c, * cpu-metag.c, * cpu-microblaze.c, * cpu-mips.c, * cpu-mmix.c, * cpu-moxie.c, * cpu-msp430.c, * cpu-mt.c, * cpu-nds32.c, * cpu-nfp.c, * cpu-nios2.c, * cpu-ns32k.c, * cpu-or1k.c, * cpu-pdp11.c, * cpu-pj.c, * cpu-powerpc.c, * cpu-pru.c, * cpu-riscv.c, * cpu-rl78.c, * cpu-rs6000.c, * cpu-rx.c, * cpu-s12z.c, * cpu-s390.c, * cpu-score.c, * cpu-sh.c, * cpu-sparc.c, * cpu-spu.c, * cpu-tic30.c, * cpu-tic4x.c, * cpu-tic54x.c, * cpu-tic6x.c, * cpu-tilegx.c, * cpu-tilepro.c, * cpu-v850.c, * cpu-v850_rh850.c, * cpu-vax.c, * cpu-visium.c, * cpu-wasm32.c, * cpu-xc16x.c, * cpu-xgate.c, * cpu-xstormy16.c, * cpu-xtensa.c, * cpu-z80.c, * cpu-z8k.c, * dwarf1.c, * dwarf2.c, * ecoff-bfd.h, * ecoff.c, * ecofflink.c, * elf-attrs.c, * elf-bfd.h, * elf-eh-frame.c, * elf-hppa.h, * elf-ifunc.c, * elf-m10200.c, * elf-m10300.c, * elf-nacl.c, * elf-nacl.h, * elf-properties.c, * elf-s390-common.c, * elf-s390.h, * elf-strtab.c, * elf-vxworks.c, * elf-vxworks.h, * elf.c, * elf32-am33lin.c, * elf32-arc.c, * elf32-arm.c, * elf32-arm.h, * elf32-avr.c, * elf32-avr.h, * elf32-bfin.c, * elf32-bfin.h, * elf32-cr16.c, * elf32-cr16.h, * elf32-cris.c, * elf32-crx.c, * elf32-csky.c, * elf32-csky.h, * elf32-d10v.c, * elf32-d30v.c, * elf32-dlx.c, * elf32-epiphany.c, * elf32-fr30.c, * elf32-frv.c, * elf32-ft32.c, * elf32-gen.c, * elf32-h8300.c, * elf32-hppa.c, * elf32-hppa.h, * elf32-i386.c, * elf32-ip2k.c, * elf32-iq2000.c, * elf32-lm32.c, * elf32-m32c.c, * elf32-m32r.c, * elf32-m68hc11.c, * elf32-m68hc12.c, * elf32-m68hc1x.c, * elf32-m68hc1x.h, * elf32-m68k.c, * elf32-m68k.h, * elf32-mcore.c, * elf32-mep.c, * elf32-metag.c, * elf32-metag.h, * elf32-microblaze.c, * elf32-mips.c, * elf32-moxie.c, * elf32-msp430.c, * elf32-mt.c, * elf32-nds32.c, * elf32-nios2.c, * elf32-nios2.h, * elf32-or1k.c, * elf32-pj.c, * elf32-ppc.c, * elf32-ppc.h, * elf32-pru.c, * elf32-rl78.c, * elf32-rx.c, * elf32-s12z.c, * elf32-s390.c, * elf32-score.c, * elf32-score.h, * elf32-score7.c, * elf32-sh-relocs.h, * elf32-sh.c, * elf32-sparc.c, * elf32-spu.c, * elf32-spu.h, * elf32-tic6x.c, * elf32-tic6x.h, * elf32-tilegx.c, * elf32-tilepro.c, * elf32-v850.c, * elf32-v850.h, * elf32-vax.c, * elf32-visium.c, * elf32-wasm32.c, * elf32-xc16x.c, * elf32-xgate.c, * elf32-xstormy16.c, * elf32-xtensa.c, * elf32-z80.c, * elf64-alpha.c, * elf64-bpf.c, * elf64-gen.c, * elf64-hppa.c, * elf64-ia64-vms.c, * elf64-mips.c, * elf64-mmix.c, * elf64-nfp.c, * elf64-ppc.c, * elf64-ppc.h, * elf64-s390.c, * elf64-sparc.c, * elf64-tilegx.c, * elf64-x86-64.c, * elfcode.h, * elfcore.h, * elflink.c, * elfn32-mips.c, * elfnn-aarch64.c, * elfnn-ia64.c, * elfnn-riscv.c, * elfxx-aarch64.c, * elfxx-aarch64.h, * elfxx-ia64.c, * elfxx-ia64.h, * elfxx-mips.c, * elfxx-mips.h, * elfxx-riscv.c, * elfxx-riscv.h, * elfxx-sparc.c, * elfxx-sparc.h, * elfxx-target.h, * elfxx-tilegx.c, * elfxx-tilegx.h, * elfxx-x86.c, * elfxx-x86.h, * format.c, * genlink.h, * hash.c, * i386aout.c, * i386lynx.c, * i386msdos.c, * ihex.c, * libaout.h, * libbfd-in.h, * libbfd.c, * libcoff-in.h, * libecoff.h, * libpei.h, * libxcoff.h, * linker.c, * mach-o-aarch64.c, * mach-o-arm.c, * mach-o-i386.c, * mach-o-x86-64.c, * mach-o.c, * mach-o.h, * merge.c, * mmo.c, * netbsd.h, * opncls.c, * pc532-mach.c, * pdp11.c, * pe-arm.c, * pe-i386.c, * pe-mcore.c, * pe-sh.c, * pe-x86_64.c, * peXXigen.c, * pef.c, * pei-arm.c, * pei-i386.c, * pei-ia64.c, * pei-mcore.c, * pei-sh.c, * pei-x86_64.c, * peicode.h, * plugin.c, * plugin.h, * ppcboot.c, * reloc.c, * reloc16.c, * rs6000-core.c, * section.c, * simple.c, * som.c, * som.h, * srec.c, * stabs.c, * syms.c, * targets.c, * tekhex.c, * verilog.c, * vms-alpha.c, * vms-lib.c, * vms-misc.c, * vms.h, * wasm-module.c, * xcofflink.c, * xcofflink.h, * xsym.c, * xsym.h: Replace bfd_boolean with bool, FALSE with false, and TRUE with true throughout. * bfd-in2.h: Regenerate. * libbfd.h: Regenerate. * libcoff.h: Regenerate.
376 lines
10 KiB
C
376 lines
10 KiB
C
/* BFD back-end for Zilog Z800n COFF binaries.
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Copyright (C) 1992-2021 Free Software Foundation, Inc.
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Contributed by Cygnus Support.
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Written by Steve Chamberlain, <sac@cygnus.com>.
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#include "sysdep.h"
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#include "bfd.h"
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#include "libbfd.h"
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#include "bfdlink.h"
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#include "coff/z8k.h"
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#include "coff/internal.h"
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#include "libcoff.h"
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#define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (1)
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static reloc_howto_type r_imm32 =
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HOWTO (R_IMM32, 0, 2, 32, false, 0,
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complain_overflow_bitfield, 0, "r_imm32", true, 0xffffffff,
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0xffffffff, false);
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static reloc_howto_type r_imm4l =
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HOWTO (R_IMM4L, 0, 0, 4, false, 0,
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complain_overflow_bitfield, 0, "r_imm4l", true, 0xf, 0xf, false);
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static reloc_howto_type r_da =
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HOWTO (R_IMM16, 0, 1, 16, false, 0,
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complain_overflow_bitfield, 0, "r_da", true, 0x0000ffff, 0x0000ffff,
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false);
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static reloc_howto_type r_imm8 =
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HOWTO (R_IMM8, 0, 0, 8, false, 0,
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complain_overflow_bitfield, 0, "r_imm8", true, 0x000000ff, 0x000000ff,
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false);
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static reloc_howto_type r_rel16 =
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HOWTO (R_REL16, 0, 1, 16, false, 0,
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complain_overflow_bitfield, 0, "r_rel16", true, 0x0000ffff, 0x0000ffff,
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true);
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static reloc_howto_type r_jr =
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HOWTO (R_JR, 1, 0, 8, true, 0, complain_overflow_signed, 0,
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"r_jr", true, 0xff, 0xff, true);
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static reloc_howto_type r_disp7 =
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HOWTO (R_DISP7, 0, 0, 7, true, 0, complain_overflow_bitfield, 0,
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"r_disp7", true, 0x7f, 0x7f, true);
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static reloc_howto_type r_callr =
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HOWTO (R_CALLR, 1, 1, 12, true, 0, complain_overflow_signed, 0,
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"r_callr", true, 0xfff, 0xfff, true);
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#define BADMAG(x) Z8KBADMAG(x)
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#define Z8K 1 /* Customize coffcode.h. */
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#define __A_MAGIC_SET__
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/* Code to swap in the reloc. */
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#define SWAP_IN_RELOC_OFFSET H_GET_32
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#define SWAP_OUT_RELOC_OFFSET H_PUT_32
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#define SWAP_OUT_RELOC_EXTRA(abfd, src, dst) \
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dst->r_stuff[0] = 'S'; \
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dst->r_stuff[1] = 'C';
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/* Code to turn a r_type into a howto ptr, uses the above howto table. */
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static void
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rtype2howto (arelent *internal, struct internal_reloc *dst)
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{
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switch (dst->r_type)
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{
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default:
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internal->howto = NULL;
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break;
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case R_IMM8:
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internal->howto = &r_imm8;
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break;
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case R_IMM16:
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internal->howto = &r_da;
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break;
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case R_JR:
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internal->howto = &r_jr;
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break;
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case R_DISP7:
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internal->howto = &r_disp7;
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break;
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case R_CALLR:
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internal->howto = &r_callr;
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break;
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case R_REL16:
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internal->howto = &r_rel16;
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break;
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case R_IMM32:
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internal->howto = &r_imm32;
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break;
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case R_IMM4L:
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internal->howto = &r_imm4l;
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break;
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}
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}
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#define RTYPE2HOWTO(internal, relocentry) rtype2howto (internal, relocentry)
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static reloc_howto_type *
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coff_z8k_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
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bfd_reloc_code_real_type code)
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{
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switch (code)
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{
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case BFD_RELOC_8: return & r_imm8;
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case BFD_RELOC_16: return & r_da;
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case BFD_RELOC_32: return & r_imm32;
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case BFD_RELOC_8_PCREL: return & r_jr;
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case BFD_RELOC_16_PCREL: return & r_rel16;
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case BFD_RELOC_Z8K_DISP7: return & r_disp7;
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case BFD_RELOC_Z8K_CALLR: return & r_callr;
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case BFD_RELOC_Z8K_IMM4L: return & r_imm4l;
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default: BFD_FAIL ();
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return 0;
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}
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}
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static reloc_howto_type *
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coff_z8k_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
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const char *r_name)
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{
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if (strcasecmp (r_imm8.name, r_name) == 0)
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return &r_imm8;
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if (strcasecmp (r_da.name, r_name) == 0)
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return &r_da;
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if (strcasecmp (r_imm32.name, r_name) == 0)
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return &r_imm32;
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if (strcasecmp (r_jr.name, r_name) == 0)
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return &r_jr;
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if (strcasecmp (r_rel16.name, r_name) == 0)
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return &r_rel16;
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if (strcasecmp (r_disp7.name, r_name) == 0)
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return &r_disp7;
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if (strcasecmp (r_callr.name, r_name) == 0)
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return &r_callr;
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if (strcasecmp (r_imm4l.name, r_name) == 0)
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return &r_imm4l;
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return NULL;
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}
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/* Perform any necessary magic to the addend in a reloc entry. */
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#define CALC_ADDEND(abfd, symbol, ext_reloc, cache_ptr) \
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cache_ptr->addend = ext_reloc.r_offset;
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#define RELOC_PROCESSING(relent,reloc,symbols,abfd,section) \
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reloc_processing(relent, reloc, symbols, abfd, section)
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static void
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reloc_processing (arelent *relent,
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struct internal_reloc *reloc,
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asymbol **symbols,
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bfd *abfd,
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asection *section)
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{
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relent->address = reloc->r_vaddr;
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rtype2howto (relent, reloc);
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if (reloc->r_symndx > 0)
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relent->sym_ptr_ptr = symbols + obj_convert (abfd)[reloc->r_symndx];
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else
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relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
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relent->addend = reloc->r_offset;
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relent->address -= section->vma;
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}
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static void
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extra_case (bfd *in_abfd,
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struct bfd_link_info *link_info,
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struct bfd_link_order *link_order,
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arelent *reloc,
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bfd_byte *data,
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unsigned int *src_ptr,
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unsigned int *dst_ptr)
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{
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asection * input_section = link_order->u.indirect.section;
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switch (reloc->howto->type)
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{
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case R_IMM8:
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bfd_put_8 (in_abfd,
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bfd_coff_reloc16_get_value (reloc, link_info, input_section),
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data + *dst_ptr);
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(*dst_ptr) += 1;
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(*src_ptr) += 1;
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break;
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case R_IMM32:
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/* If no flags are set, assume immediate value. */
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if (! (*reloc->sym_ptr_ptr)->section->flags)
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{
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bfd_put_32 (in_abfd,
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bfd_coff_reloc16_get_value (reloc, link_info,
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input_section),
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data + *dst_ptr);
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}
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else
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{
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bfd_vma dst = bfd_coff_reloc16_get_value (reloc, link_info,
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input_section);
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/* Addresses are 23 bit, and the layout of those in a 32-bit
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value is as follows:
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1AAAAAAA xxxxxxxx AAAAAAAA AAAAAAAA
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(A - address bits, x - ignore). */
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dst = (dst & 0xffff) | ((dst & 0xff0000) << 8) | 0x80000000;
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bfd_put_32 (in_abfd, dst, data + *dst_ptr);
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}
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(*dst_ptr) += 4;
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(*src_ptr) += 4;
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break;
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case R_IMM4L:
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bfd_put_8 (in_abfd,
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((bfd_get_8 (in_abfd, data + *dst_ptr) & 0xf0)
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| (0x0f
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& bfd_coff_reloc16_get_value (reloc, link_info,
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input_section))),
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data + *dst_ptr);
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(*dst_ptr) += 1;
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(*src_ptr) += 1;
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break;
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case R_IMM16:
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bfd_put_16 (in_abfd,
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bfd_coff_reloc16_get_value (reloc, link_info, input_section),
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data + *dst_ptr);
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(*dst_ptr) += 2;
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(*src_ptr) += 2;
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break;
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case R_JR:
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{
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bfd_vma dst = bfd_coff_reloc16_get_value (reloc, link_info,
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input_section);
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bfd_vma dot = (*dst_ptr
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+ input_section->output_offset
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+ input_section->output_section->vma);
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int gap = dst - dot - 1; /* -1, since we're in the odd byte of the
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word and the pc's been incremented. */
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if (gap & 1)
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abort ();
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gap /= 2;
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if (gap > 127 || gap < -128)
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(*link_info->callbacks->reloc_overflow)
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(link_info, NULL, bfd_asymbol_name (*reloc->sym_ptr_ptr),
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reloc->howto->name, reloc->addend, input_section->owner,
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input_section, reloc->address);
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bfd_put_8 (in_abfd, gap, data + *dst_ptr);
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(*dst_ptr)++;
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(*src_ptr)++;
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break;
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}
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case R_DISP7:
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{
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bfd_vma dst = bfd_coff_reloc16_get_value (reloc, link_info,
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input_section);
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bfd_vma dot = (*dst_ptr
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+ input_section->output_offset
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+ input_section->output_section->vma);
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int gap = dst - dot - 1; /* -1, since we're in the odd byte of the
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word and the pc's been incremented. */
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if (gap & 1)
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abort ();
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gap /= 2;
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if (gap > 0 || gap < -127)
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(*link_info->callbacks->reloc_overflow)
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(link_info, NULL, bfd_asymbol_name (*reloc->sym_ptr_ptr),
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reloc->howto->name, reloc->addend, input_section->owner,
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input_section, reloc->address);
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bfd_put_8 (in_abfd,
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(bfd_get_8 ( in_abfd, data + *dst_ptr) & 0x80) + (-gap & 0x7f),
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data + *dst_ptr);
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(*dst_ptr)++;
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(*src_ptr)++;
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break;
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}
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case R_CALLR:
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{
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bfd_vma dst = bfd_coff_reloc16_get_value (reloc, link_info,
|
|
input_section);
|
|
bfd_vma dot = (*dst_ptr
|
|
+ input_section->output_offset
|
|
+ input_section->output_section->vma);
|
|
int gap = dst - dot - 2;
|
|
|
|
if (gap & 1)
|
|
abort ();
|
|
if (gap > 4096 || gap < -4095)
|
|
(*link_info->callbacks->reloc_overflow)
|
|
(link_info, NULL, bfd_asymbol_name (*reloc->sym_ptr_ptr),
|
|
reloc->howto->name, reloc->addend, input_section->owner,
|
|
input_section, reloc->address);
|
|
|
|
gap /= 2;
|
|
bfd_put_16 (in_abfd,
|
|
(bfd_get_16 ( in_abfd, data + *dst_ptr) & 0xf000) | (-gap & 0x0fff),
|
|
data + *dst_ptr);
|
|
(*dst_ptr) += 2;
|
|
(*src_ptr) += 2;
|
|
break;
|
|
}
|
|
|
|
case R_REL16:
|
|
{
|
|
bfd_vma dst = bfd_coff_reloc16_get_value (reloc, link_info,
|
|
input_section);
|
|
bfd_vma dot = (*dst_ptr
|
|
+ input_section->output_offset
|
|
+ input_section->output_section->vma);
|
|
int gap = dst - dot - 2;
|
|
|
|
if (gap > 32767 || gap < -32768)
|
|
(*link_info->callbacks->reloc_overflow)
|
|
(link_info, NULL, bfd_asymbol_name (*reloc->sym_ptr_ptr),
|
|
reloc->howto->name, reloc->addend, input_section->owner,
|
|
input_section, reloc->address);
|
|
|
|
bfd_put_16 (in_abfd, (bfd_vma) gap, data + *dst_ptr);
|
|
(*dst_ptr) += 2;
|
|
(*src_ptr) += 2;
|
|
break;
|
|
}
|
|
|
|
default:
|
|
abort ();
|
|
}
|
|
}
|
|
|
|
#define coff_reloc16_extra_cases extra_case
|
|
#define coff_bfd_reloc_type_lookup coff_z8k_reloc_type_lookup
|
|
#define coff_bfd_reloc_name_lookup coff_z8k_reloc_name_lookup
|
|
|
|
#ifndef bfd_pe_print_pdata
|
|
#define bfd_pe_print_pdata NULL
|
|
#endif
|
|
|
|
#include "coffcode.h"
|
|
|
|
#undef coff_bfd_get_relocated_section_contents
|
|
#define coff_bfd_get_relocated_section_contents \
|
|
bfd_coff_reloc16_get_relocated_section_contents
|
|
|
|
#undef coff_bfd_relax_section
|
|
#define coff_bfd_relax_section bfd_coff_reloc16_relax_section
|
|
|
|
CREATE_BIG_COFF_TARGET_VEC (z8k_coff_vec, "coff-z8k", 0, 0, '_', NULL, COFF_SWAP_TABLE)
|