3db64b0092
Many files: Include sysdep.h before bfd.h. * Makefile.am: Run "make dep-am". * Makefile.in: Regenerate. binutils/ * bucumm.h: Split off host dependencies to.. * sysdep.h: ..here. Many files: Include sysdep.h. Remove duplicate headers and reorder. * Makefile.am: Run "make dep-am". * Makefile.in: Regenerate. ld/ Many files: Include sysdep.h first. Remove duplicate headers. * Makefile.am: Run "make dep-am". * Makefile.in: Regenerate. opcodes/ * Makefile.am: Run "make dep-am". * Makefile.in: Regenerate. * ns32k-dis.c: Include sysdep.h first.
895 lines
24 KiB
C
895 lines
24 KiB
C
/* vms-gsd.c -- BFD back-end for VAX (openVMS/VAX) and
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EVAX (openVMS/Alpha) files.
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Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
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2007 Free Software Foundation, Inc.
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go and read the openVMS linker manual (esp. appendix B)
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if you don't know what's going on here :-)
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Written by Klaus K"ampf (kkaempf@rmi.de)
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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 2 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, MA 02110-1301, USA. */
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#include "sysdep.h"
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#include "bfd.h"
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#include "bfdlink.h"
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#include "libbfd.h"
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#include "vms.h"
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/* Typical sections for vax object files. */
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#define VAX_CODE_NAME "$CODE"
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#define VAX_DATA_NAME "$DATA"
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#define VAX_ADDRESS_DATA_NAME "$ADDRESS_DATA"
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/* Typical sections for evax object files. */
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#define EVAX_ABS_NAME "$ABS$"
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#define EVAX_CODE_NAME "$CODE$"
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#define EVAX_LINK_NAME "$LINK$"
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#define EVAX_DATA_NAME "$DATA$"
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#define EVAX_BSS_NAME "$BSS$"
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#define EVAX_READONLYADDR_NAME "$READONLY_ADDR$"
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#define EVAX_READONLY_NAME "$READONLY$"
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#define EVAX_LITERAL_NAME "$LITERAL$"
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#define EVAX_COMMON_NAME "$COMMON$"
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#define EVAX_LOCAL_NAME "$LOCAL$"
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struct sec_flags_struct
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{
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char *name; /* Name of section. */
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int vflags_always;
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flagword flags_always; /* Flags we set always. */
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int vflags_hassize;
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flagword flags_hassize; /* Flags we set if the section has a size > 0. */
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};
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/* These flags are deccrtl/vaxcrtl (openVMS 6.2 VAX) compatible. */
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static struct sec_flags_struct vax_section_flags[] =
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{
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{ VAX_CODE_NAME,
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(GPS_S_M_PIC | GPS_S_M_REL | GPS_S_M_SHR | GPS_S_M_EXE | GPS_S_M_RD),
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(SEC_CODE),
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(GPS_S_M_PIC | GPS_S_M_REL | GPS_S_M_SHR | GPS_S_M_EXE | GPS_S_M_RD),
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(SEC_IN_MEMORY | SEC_CODE | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD) },
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{ VAX_DATA_NAME,
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(GPS_S_M_PIC | GPS_S_M_REL | GPS_S_M_RD | GPS_S_M_WRT),
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(SEC_DATA),
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(GPS_S_M_PIC | GPS_S_M_REL | GPS_S_M_RD | GPS_S_M_WRT),
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(SEC_IN_MEMORY | SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD) },
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{ VAX_ADDRESS_DATA_NAME,
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(GPS_S_M_PIC | GPS_S_M_REL | GPS_S_M_RD),
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(SEC_DATA | SEC_READONLY),
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(GPS_S_M_PIC | GPS_S_M_REL | GPS_S_M_RD),
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(SEC_IN_MEMORY | SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_READONLY | SEC_LOAD) },
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{ NULL,
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(GPS_S_M_PIC | GPS_S_M_OVR | GPS_S_M_REL | GPS_S_M_GBL | GPS_S_M_RD | GPS_S_M_WRT),
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(SEC_DATA),
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(GPS_S_M_PIC | GPS_S_M_OVR | GPS_S_M_REL | GPS_S_M_GBL | GPS_S_M_RD | GPS_S_M_WRT),
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(SEC_IN_MEMORY | SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD) }
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};
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/* These flags are deccrtl/vaxcrtl (openVMS 6.2 Alpha) compatible. */
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static struct sec_flags_struct evax_section_flags[] =
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{
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{ EVAX_ABS_NAME,
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(EGPS_S_V_SHR),
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(SEC_DATA),
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(EGPS_S_V_SHR),
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(SEC_IN_MEMORY | SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD) },
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{ EVAX_CODE_NAME,
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(EGPS_S_V_PIC | EGPS_S_V_REL | EGPS_S_V_SHR | EGPS_S_V_EXE),
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(SEC_CODE),
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(EGPS_S_V_PIC | EGPS_S_V_REL | EGPS_S_V_SHR | EGPS_S_V_EXE),
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(SEC_IN_MEMORY | SEC_CODE | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD) },
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{ EVAX_LITERAL_NAME,
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(EGPS_S_V_PIC | EGPS_S_V_REL | EGPS_S_V_SHR | EGPS_S_V_RD | EGPS_S_V_NOMOD),
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(SEC_DATA | SEC_READONLY),
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(EGPS_S_V_PIC | EGPS_S_V_REL | EGPS_S_V_SHR | EGPS_S_V_RD),
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(SEC_IN_MEMORY | SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_READONLY | SEC_LOAD) },
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{ EVAX_LINK_NAME,
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(EGPS_S_V_REL | EGPS_S_V_RD),
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(SEC_DATA | SEC_READONLY),
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(EGPS_S_V_REL | EGPS_S_V_RD),
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(SEC_IN_MEMORY | SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_READONLY | SEC_LOAD) },
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{ EVAX_DATA_NAME,
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(EGPS_S_V_REL | EGPS_S_V_RD | EGPS_S_V_WRT | EGPS_S_V_NOMOD),
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(SEC_DATA),
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(EGPS_S_V_REL | EGPS_S_V_RD | EGPS_S_V_WRT),
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(SEC_IN_MEMORY | SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD) },
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{ EVAX_BSS_NAME,
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(EGPS_S_V_REL | EGPS_S_V_RD | EGPS_S_V_WRT | EGPS_S_V_NOMOD),
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(SEC_NO_FLAGS),
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(EGPS_S_V_REL | EGPS_S_V_RD | EGPS_S_V_WRT | EGPS_S_V_NOMOD),
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(SEC_IN_MEMORY | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD) },
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{ EVAX_READONLYADDR_NAME,
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(EGPS_S_V_PIC | EGPS_S_V_REL | EGPS_S_V_RD),
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(SEC_DATA | SEC_READONLY),
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(EGPS_S_V_PIC | EGPS_S_V_REL | EGPS_S_V_RD),
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(SEC_IN_MEMORY | SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_READONLY | SEC_LOAD) },
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{ EVAX_READONLY_NAME,
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(EGPS_S_V_PIC | EGPS_S_V_REL | EGPS_S_V_SHR | EGPS_S_V_RD | EGPS_S_V_NOMOD),
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(SEC_DATA | SEC_READONLY),
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(EGPS_S_V_PIC | EGPS_S_V_REL | EGPS_S_V_SHR | EGPS_S_V_RD),
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(SEC_IN_MEMORY | SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_READONLY | SEC_LOAD) },
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{ EVAX_LOCAL_NAME,
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(EGPS_S_V_REL | EGPS_S_V_RD | EGPS_S_V_WRT),
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(SEC_DATA),
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(EGPS_S_V_REL | EGPS_S_V_RD | EGPS_S_V_WRT),
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(SEC_IN_MEMORY | SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD) },
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{ NULL,
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(EGPS_S_V_REL | EGPS_S_V_RD | EGPS_S_V_WRT),
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(SEC_DATA),
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(EGPS_S_V_REL | EGPS_S_V_RD | EGPS_S_V_WRT),
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(SEC_IN_MEMORY | SEC_DATA | SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD) }
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};
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/* Retrieve bfd section flags by name and size. */
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static flagword
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vms_secflag_by_name (bfd *abfd,
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struct sec_flags_struct *section_flags,
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char *name,
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int hassize)
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{
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int i = 0;
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while (section_flags[i].name != NULL)
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{
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if ((PRIV (is_vax)?
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strcasecmp (name, section_flags[i].name):
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strcmp (name, section_flags[i].name)) == 0)
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{
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if (hassize)
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return section_flags[i].flags_hassize;
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else
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return section_flags[i].flags_always;
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}
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i++;
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}
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if (hassize)
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return section_flags[i].flags_hassize;
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return section_flags[i].flags_always;
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}
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/* Retrieve vms section flags by name and size. */
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static flagword
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vms_esecflag_by_name (struct sec_flags_struct *section_flags,
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char *name,
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int hassize)
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{
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int i = 0;
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while (section_flags[i].name != NULL)
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{
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if (strcmp (name, section_flags[i].name) == 0)
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{
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if (hassize)
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return section_flags[i].vflags_hassize;
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else
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return section_flags[i].vflags_always;
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}
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i++;
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}
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if (hassize)
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return section_flags[i].vflags_hassize;
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return section_flags[i].vflags_always;
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}
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#if VMS_DEBUG
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struct flagdescstruct { char *name; flagword value; };
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/* Convert flag to printable string. */
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static char *
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flag2str (struct flagdescstruct * flagdesc, flagword flags)
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{
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static char res[64];
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int next = 0;
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res[0] = 0;
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while (flagdesc->name != NULL)
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{
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if ((flags & flagdesc->value) != 0)
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{
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if (next)
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strcat (res, ",");
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else
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next = 1;
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strcat (res, flagdesc->name);
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}
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flagdesc++;
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}
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return res;
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}
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#endif
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/* Input routines. */
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/* Process GSD/EGSD record
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return 0 on success, -1 on error. */
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int
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_bfd_vms_slurp_gsd (bfd * abfd, int objtype)
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{
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#if VMS_DEBUG
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static struct flagdescstruct gpsflagdesc[] =
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{
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{ "PIC", 0x0001 },
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{ "LIB", 0x0002 },
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{ "OVR", 0x0004 },
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{ "REL", 0x0008 },
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{ "GBL", 0x0010 },
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{ "SHR", 0x0020 },
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{ "EXE", 0x0040 },
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{ "RD", 0x0080 },
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{ "WRT", 0x0100 },
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{ "VEC", 0x0200 },
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{ "NOMOD", 0x0400 },
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{ "COM", 0x0800 },
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{ NULL, 0 }
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};
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static struct flagdescstruct gsyflagdesc[] =
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{
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{ "WEAK", 0x0001 },
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{ "DEF", 0x0002 },
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{ "UNI", 0x0004 },
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{ "REL", 0x0008 },
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{ "COMM", 0x0010 },
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{ "VECEP", 0x0020 },
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{ "NORM", 0x0040 },
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{ NULL, 0 }
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};
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#endif
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int gsd_type, gsd_size;
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asection *section;
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unsigned char *vms_rec;
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flagword new_flags, old_flags;
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char *name;
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asymbol *symbol;
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vms_symbol_entry *entry;
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unsigned long base_addr;
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unsigned long align_addr;
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static unsigned int psect_idx = 0;
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#if VMS_DEBUG
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vms_debug (2, "GSD/EGSD (%d/%x)\n", objtype, objtype);
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#endif
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switch (objtype)
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{
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case EOBJ_S_C_EGSD:
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PRIV (vms_rec) += 8; /* Skip type, size, l_temp. */
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PRIV (rec_size) -= 8;
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break;
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case OBJ_S_C_GSD:
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PRIV (vms_rec) += 1;
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PRIV (rec_size) -= 1;
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break;
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default:
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return -1;
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}
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/* Calculate base address for each section. */
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base_addr = 0L;
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abfd->symcount = 0;
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while (PRIV (rec_size) > 0)
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{
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vms_rec = PRIV (vms_rec);
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if (objtype == OBJ_S_C_GSD)
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gsd_type = *vms_rec;
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else
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{
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_bfd_vms_get_header_values (abfd, vms_rec, &gsd_type, &gsd_size);
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gsd_type += EVAX_OFFSET;
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}
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#if VMS_DEBUG
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vms_debug (3, "gsd_type %d\n", gsd_type);
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#endif
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switch (gsd_type)
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{
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case GSD_S_C_PSC:
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{
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/* Program section definition. */
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asection *old_section = 0;
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#if VMS_DEBUG
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vms_debug (4, "GSD_S_C_PSC\n");
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#endif
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/* If this section isn't a bfd section. */
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if (PRIV (is_vax) && (psect_idx < (abfd->section_count-1)))
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{
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/* Check for temporary section from TIR record. */
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if (psect_idx < PRIV (section_count))
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old_section = PRIV (sections)[psect_idx];
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else
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old_section = 0;
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}
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name = _bfd_vms_save_counted_string (vms_rec + 8);
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section = bfd_make_section (abfd, name);
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if (!section)
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{
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(*_bfd_error_handler) (_("bfd_make_section (%s) failed"),
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name);
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return -1;
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}
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old_flags = bfd_getl16 (vms_rec + 2);
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section->size = bfd_getl32 (vms_rec + 4); /* allocation */
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new_flags = vms_secflag_by_name (abfd, vax_section_flags, name,
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section->size > 0);
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if (old_flags & EGPS_S_V_REL)
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new_flags |= SEC_RELOC;
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if (old_flags & GPS_S_M_OVR)
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new_flags |= SEC_IS_COMMON;
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if (!bfd_set_section_flags (abfd, section, new_flags))
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{
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(*_bfd_error_handler)
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(_("bfd_set_section_flags (%s, %x) failed"),
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name, new_flags);
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return -1;
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}
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section->alignment_power = vms_rec[1];
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align_addr = (1 << section->alignment_power);
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if ((base_addr % align_addr) != 0)
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base_addr += (align_addr - (base_addr % align_addr));
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section->vma = (bfd_vma)base_addr;
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base_addr += section->size;
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/* Global section is common symbol. */
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if (old_flags & GPS_S_M_GBL)
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{
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entry = _bfd_vms_enter_symbol (abfd, name);
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if (entry == NULL)
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{
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bfd_set_error (bfd_error_no_memory);
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return -1;
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}
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symbol = entry->symbol;
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symbol->value = 0;
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symbol->section = section;
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symbol->flags = (BSF_GLOBAL | BSF_SECTION_SYM | BSF_OLD_COMMON);
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}
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/* Copy saved contents if old_section set. */
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if (old_section != 0)
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{
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section->contents = old_section->contents;
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if (section->size < old_section->size)
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{
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(*_bfd_error_handler)
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(_("Size mismatch section %s=%lx, %s=%lx"),
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old_section->name,
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(unsigned long) old_section->size,
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section->name,
|
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(unsigned long) section->size);
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return -1;
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}
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else if (section->size > old_section->size)
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{
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section->contents = bfd_realloc (old_section->contents,
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section->size);
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if (section->contents == NULL)
|
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{
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bfd_set_error (bfd_error_no_memory);
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return -1;
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}
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}
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}
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else
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{
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section->contents = bfd_zmalloc (section->size);
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if (section->contents == NULL)
|
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{
|
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bfd_set_error (bfd_error_no_memory);
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return -1;
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}
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}
|
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#if VMS_DEBUG
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vms_debug (4, "gsd psc %d (%s, flags %04x=%s) ",
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section->index, name, old_flags, flag2str (gpsflagdesc, old_flags));
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vms_debug (4, "%d bytes at 0x%08lx (mem %p)\n",
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section->size, section->vma, section->contents);
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#endif
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gsd_size = vms_rec[8] + 9;
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|
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psect_idx++;
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}
|
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break;
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case GSD_S_C_EPM:
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case GSD_S_C_EPMW:
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#if VMS_DEBUG
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vms_debug (4, "gsd epm\n");
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#endif
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/* Fall through. */
|
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case GSD_S_C_SYM:
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case GSD_S_C_SYMW:
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{
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int name_offset = 0, value_offset = 0;
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|
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/* Symbol specification (definition or reference). */
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#if VMS_DEBUG
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vms_debug (4, "GSD_S_C_SYM(W)\n");
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#endif
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old_flags = bfd_getl16 (vms_rec + 2);
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new_flags = BSF_NO_FLAGS;
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if (old_flags & GSY_S_M_WEAK)
|
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new_flags |= BSF_WEAK;
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|
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switch (gsd_type)
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{
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case GSD_S_C_EPM:
|
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name_offset = 11;
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value_offset = 5;
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new_flags |= BSF_FUNCTION;
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break;
|
|
case GSD_S_C_EPMW:
|
|
name_offset = 12;
|
|
value_offset = 6;
|
|
new_flags |= BSF_FUNCTION;
|
|
break;
|
|
case GSD_S_C_SYM:
|
|
if (old_flags & GSY_S_M_DEF) /* Symbol definition. */
|
|
name_offset = 9;
|
|
else
|
|
name_offset = 4;
|
|
value_offset = 5;
|
|
break;
|
|
case GSD_S_C_SYMW:
|
|
if (old_flags & GSY_S_M_DEF) /* Symbol definition. */
|
|
name_offset = 10;
|
|
else
|
|
name_offset = 5;
|
|
value_offset = 6;
|
|
break;
|
|
}
|
|
|
|
/* Save symbol in vms_symbol_table. */
|
|
entry = _bfd_vms_enter_symbol
|
|
(abfd, _bfd_vms_save_counted_string (vms_rec + name_offset));
|
|
if (entry == NULL)
|
|
{
|
|
bfd_set_error (bfd_error_no_memory);
|
|
return -1;
|
|
}
|
|
symbol = entry->symbol;
|
|
|
|
if (old_flags & GSY_S_M_DEF)
|
|
{
|
|
/* Symbol definition. */
|
|
int psect;
|
|
|
|
symbol->value = bfd_getl32 (vms_rec + value_offset);
|
|
if ((gsd_type == GSD_S_C_SYMW)
|
|
|| (gsd_type == GSD_S_C_EPMW))
|
|
psect = bfd_getl16 (vms_rec + value_offset - 2);
|
|
else
|
|
psect = vms_rec[value_offset-1];
|
|
|
|
symbol->section = (asection *) (size_t) psect;
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "gsd sym def #%d (%s, %d [%p], %04x=%s)\n", abfd->symcount,
|
|
symbol->name, (int)symbol->section, symbol->section, old_flags, flag2str (gsyflagdesc, old_flags));
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
/* Symbol reference. */
|
|
symbol->section = bfd_make_section (abfd, BFD_UND_SECTION_NAME);
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "gsd sym ref #%d (%s, %s [%p], %04x=%s)\n",
|
|
abfd->symcount, symbol->name, symbol->section->name,
|
|
symbol->section, old_flags, flag2str (gsyflagdesc, old_flags));
|
|
#endif
|
|
}
|
|
|
|
gsd_size = vms_rec[name_offset] + name_offset + 1;
|
|
symbol->flags = new_flags;
|
|
}
|
|
|
|
break;
|
|
|
|
case GSD_S_C_PRO:
|
|
case GSD_S_C_PROW:
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "gsd pro\n");
|
|
#endif
|
|
break;
|
|
case GSD_S_C_IDC:
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "gsd idc\n");
|
|
#endif
|
|
break;
|
|
case GSD_S_C_ENV:
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "gsd env\n");
|
|
#endif
|
|
break;
|
|
case GSD_S_C_LSY:
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "gsd lsy\n");
|
|
#endif
|
|
break;
|
|
case GSD_S_C_LEPM:
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "gsd lepm\n");
|
|
#endif
|
|
break;
|
|
case GSD_S_C_LPRO:
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "gsd lpro\n");
|
|
#endif
|
|
break;
|
|
case GSD_S_C_SPSC:
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "gsd spsc\n");
|
|
#endif
|
|
break;
|
|
case GSD_S_C_SYMV:
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "gsd symv\n");
|
|
#endif
|
|
break;
|
|
case GSD_S_C_EPMV:
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "gsd epmv\n");
|
|
#endif
|
|
break;
|
|
case GSD_S_C_PROV:
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "gsd prov\n");
|
|
#endif
|
|
break;
|
|
|
|
case EGSD_S_C_PSC + EVAX_OFFSET:
|
|
{
|
|
/* Program section definition. */
|
|
name = _bfd_vms_save_counted_string (vms_rec + 12);
|
|
section = bfd_make_section (abfd, name);
|
|
if (!section)
|
|
return -1;
|
|
old_flags = bfd_getl16 (vms_rec + 6);
|
|
section->size = bfd_getl32 (vms_rec + 8); /* Allocation. */
|
|
new_flags = vms_secflag_by_name (abfd, evax_section_flags, name,
|
|
section->size > 0);
|
|
if (old_flags & EGPS_S_V_REL)
|
|
new_flags |= SEC_RELOC;
|
|
if (!bfd_set_section_flags (abfd, section, new_flags))
|
|
return -1;
|
|
section->alignment_power = vms_rec[4];
|
|
align_addr = (1 << section->alignment_power);
|
|
if ((base_addr % align_addr) != 0)
|
|
base_addr += (align_addr - (base_addr % align_addr));
|
|
section->vma = (bfd_vma)base_addr;
|
|
base_addr += section->size;
|
|
section->contents = bfd_zmalloc (section->size);
|
|
if (section->contents == NULL)
|
|
return -1;
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "egsd psc %d (%s, flags %04x=%s) ",
|
|
section->index, name, old_flags, flag2str (gpsflagdesc, old_flags));
|
|
vms_debug (4, "%d bytes at 0x%08lx (mem %p)\n",
|
|
section->size, section->vma, section->contents);
|
|
#endif
|
|
}
|
|
break;
|
|
|
|
case EGSD_S_C_SYM + EVAX_OFFSET:
|
|
{
|
|
/* Symbol specification (definition or reference). */
|
|
symbol = bfd_make_empty_symbol (abfd);
|
|
if (symbol == 0)
|
|
return -1;
|
|
|
|
old_flags = bfd_getl16 (vms_rec + 6);
|
|
new_flags = BSF_NO_FLAGS;
|
|
|
|
if (old_flags & EGSY_S_V_WEAK)
|
|
new_flags |= BSF_WEAK;
|
|
|
|
if (vms_rec[6] & EGSY_S_V_DEF)
|
|
{
|
|
/* Symbol definition. */
|
|
symbol->name = _bfd_vms_save_counted_string (vms_rec + 32);
|
|
if (old_flags & EGSY_S_V_NORM)
|
|
/* Proc def. */
|
|
new_flags |= BSF_FUNCTION;
|
|
|
|
symbol->value = bfd_getl64 (vms_rec + 8);
|
|
symbol->section = (asection *) ((unsigned long) bfd_getl32 (vms_rec + 28));
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "egsd sym def #%d (%s, %d, %04x=%s)\n", abfd->symcount,
|
|
symbol->name, (int) symbol->section, old_flags,
|
|
flag2str (gsyflagdesc, old_flags));
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
/* Symbol reference. */
|
|
symbol->name = _bfd_vms_save_counted_string (vms_rec + 8);
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "egsd sym ref #%d (%s, %04x=%s)\n", abfd->symcount,
|
|
symbol->name, old_flags, flag2str (gsyflagdesc, old_flags));
|
|
#endif
|
|
symbol->section = bfd_make_section (abfd, BFD_UND_SECTION_NAME);
|
|
}
|
|
|
|
symbol->flags = new_flags;
|
|
|
|
/* Save symbol in vms_symbol_table. */
|
|
entry = (vms_symbol_entry *) bfd_hash_lookup (PRIV (vms_symbol_table),
|
|
symbol->name,
|
|
TRUE, FALSE);
|
|
if (entry == NULL)
|
|
{
|
|
bfd_set_error (bfd_error_no_memory);
|
|
return -1;
|
|
}
|
|
|
|
if (entry->symbol != NULL)
|
|
{
|
|
/* FIXME ?, DEC C generates this. */
|
|
#if VMS_DEBUG
|
|
vms_debug (4, "EGSD_S_C_SYM: duplicate \"%s\"\n", symbol->name);
|
|
#endif
|
|
}
|
|
else
|
|
{
|
|
entry->symbol = symbol;
|
|
PRIV (gsd_sym_count)++;
|
|
abfd->symcount++;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case EGSD_S_C_IDC + EVAX_OFFSET:
|
|
break;
|
|
|
|
default:
|
|
(*_bfd_error_handler) (_("unknown gsd/egsd subtype %d"), gsd_type);
|
|
bfd_set_error (bfd_error_bad_value);
|
|
return -1;
|
|
}
|
|
|
|
PRIV (rec_size) -= gsd_size;
|
|
PRIV (vms_rec) += gsd_size;
|
|
}
|
|
|
|
if (abfd->symcount > 0)
|
|
abfd->flags |= HAS_SYMS;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Output routines. */
|
|
|
|
/* Write section and symbol directory of bfd abfd. */
|
|
|
|
int
|
|
_bfd_vms_write_gsd (bfd *abfd, int objtype ATTRIBUTE_UNUSED)
|
|
{
|
|
asection *section;
|
|
asymbol *symbol;
|
|
unsigned int symnum;
|
|
int last_index = -1;
|
|
char dummy_name[10];
|
|
char *sname;
|
|
flagword new_flags, old_flags;
|
|
|
|
#if VMS_DEBUG
|
|
vms_debug (2, "vms_write_gsd (%p, %d)\n", abfd, objtype);
|
|
#endif
|
|
|
|
/* Output sections. */
|
|
section = abfd->sections;
|
|
#if VMS_DEBUG
|
|
vms_debug (3, "%d sections found\n", abfd->section_count);
|
|
#endif
|
|
|
|
/* Egsd is quadword aligned. */
|
|
_bfd_vms_output_alignment (abfd, 8);
|
|
|
|
_bfd_vms_output_begin (abfd, EOBJ_S_C_EGSD, -1);
|
|
_bfd_vms_output_long (abfd, 0);
|
|
/* Prepare output for subrecords. */
|
|
_bfd_vms_output_push (abfd);
|
|
|
|
while (section != 0)
|
|
{
|
|
#if VMS_DEBUG
|
|
vms_debug (3, "Section #%d %s, %d bytes\n", section->index, section->name, (int)section->size);
|
|
#endif
|
|
|
|
/* 13 bytes egsd, max 31 chars name -> should be 44 bytes. */
|
|
if (_bfd_vms_output_check (abfd, 64) < 0)
|
|
{
|
|
_bfd_vms_output_pop (abfd);
|
|
_bfd_vms_output_end (abfd);
|
|
_bfd_vms_output_begin (abfd, EOBJ_S_C_EGSD, -1);
|
|
_bfd_vms_output_long (abfd, 0);
|
|
/* Prepare output for subrecords. */
|
|
_bfd_vms_output_push (abfd);
|
|
}
|
|
|
|
/* Create dummy sections to keep consecutive indices. */
|
|
while (section->index - last_index > 1)
|
|
{
|
|
#if VMS_DEBUG
|
|
vms_debug (3, "index %d, last %d\n", section->index, last_index);
|
|
#endif
|
|
_bfd_vms_output_begin (abfd, EGSD_S_C_PSC, -1);
|
|
_bfd_vms_output_short (abfd, 0);
|
|
_bfd_vms_output_short (abfd, 0);
|
|
_bfd_vms_output_long (abfd, 0);
|
|
sprintf (dummy_name, ".DUMMY%02d", last_index);
|
|
_bfd_vms_output_counted (abfd, dummy_name);
|
|
_bfd_vms_output_flush (abfd);
|
|
last_index++;
|
|
}
|
|
|
|
/* Don't know if this is necessary for the linker but for now it keeps
|
|
vms_slurp_gsd happy */
|
|
sname = (char *)section->name;
|
|
if (*sname == '.')
|
|
{
|
|
sname++;
|
|
if ((*sname == 't') && (strcmp (sname, "text") == 0))
|
|
sname = PRIV (is_vax)?VAX_CODE_NAME:EVAX_CODE_NAME;
|
|
else if ((*sname == 'd') && (strcmp (sname, "data") == 0))
|
|
sname = PRIV (is_vax)?VAX_DATA_NAME:EVAX_DATA_NAME;
|
|
else if ((*sname == 'b') && (strcmp (sname, "bss") == 0))
|
|
sname = EVAX_BSS_NAME;
|
|
else if ((*sname == 'l') && (strcmp (sname, "link") == 0))
|
|
sname = EVAX_LINK_NAME;
|
|
else if ((*sname == 'r') && (strcmp (sname, "rdata") == 0))
|
|
sname = EVAX_READONLY_NAME;
|
|
else if ((*sname == 'l') && (strcmp (sname, "literal") == 0))
|
|
sname = EVAX_LITERAL_NAME;
|
|
else if ((*sname == 'c') && (strcmp (sname, "comm") == 0))
|
|
sname = EVAX_COMMON_NAME;
|
|
else if ((*sname == 'l') && (strcmp (sname, "lcomm") == 0))
|
|
sname = EVAX_LOCAL_NAME;
|
|
}
|
|
else
|
|
sname = _bfd_vms_length_hash_symbol (abfd, sname, EOBJ_S_C_SECSIZ);
|
|
|
|
_bfd_vms_output_begin (abfd, EGSD_S_C_PSC, -1);
|
|
_bfd_vms_output_short (abfd, section->alignment_power & 0xff);
|
|
if (bfd_is_com_section (section))
|
|
new_flags = (EGPS_S_V_OVR | EGPS_S_V_REL | EGPS_S_V_GBL | EGPS_S_V_RD | EGPS_S_V_WRT | EGPS_S_V_NOMOD | EGPS_S_V_COM);
|
|
else
|
|
new_flags = vms_esecflag_by_name (evax_section_flags, sname,
|
|
section->size > 0);
|
|
|
|
_bfd_vms_output_short (abfd, new_flags);
|
|
_bfd_vms_output_long (abfd, (unsigned long) section->size);
|
|
_bfd_vms_output_counted (abfd, sname);
|
|
_bfd_vms_output_flush (abfd);
|
|
|
|
last_index = section->index;
|
|
section = section->next;
|
|
}
|
|
|
|
/* Output symbols. */
|
|
#if VMS_DEBUG
|
|
vms_debug (3, "%d symbols found\n", abfd->symcount);
|
|
#endif
|
|
|
|
bfd_set_start_address (abfd, (bfd_vma) -1);
|
|
|
|
for (symnum = 0; symnum < abfd->symcount; symnum++)
|
|
{
|
|
char *hash;
|
|
|
|
symbol = abfd->outsymbols[symnum];
|
|
if (*(symbol->name) == '_')
|
|
{
|
|
if (strcmp (symbol->name, "__main") == 0)
|
|
bfd_set_start_address (abfd, (bfd_vma)symbol->value);
|
|
}
|
|
old_flags = symbol->flags;
|
|
|
|
if (old_flags & BSF_FILE)
|
|
continue;
|
|
|
|
if (((old_flags & (BSF_GLOBAL | BSF_WEAK)) == 0) /* Not xdef... */
|
|
&& (!bfd_is_und_section (symbol->section))) /* ...and not xref. */
|
|
continue; /* Dont output. */
|
|
|
|
/* 13 bytes egsd, max 64 chars name -> should be 77 bytes. */
|
|
if (_bfd_vms_output_check (abfd, 80) < 0)
|
|
{
|
|
_bfd_vms_output_pop (abfd);
|
|
_bfd_vms_output_end (abfd);
|
|
_bfd_vms_output_begin (abfd, EOBJ_S_C_EGSD, -1);
|
|
_bfd_vms_output_long (abfd, 0);
|
|
/* Prepare output for subrecords. */
|
|
_bfd_vms_output_push (abfd);
|
|
}
|
|
|
|
_bfd_vms_output_begin (abfd, EGSD_S_C_SYM, -1);
|
|
|
|
/* Data type, alignment. */
|
|
_bfd_vms_output_short (abfd, 0);
|
|
|
|
new_flags = 0;
|
|
|
|
if (old_flags & BSF_WEAK)
|
|
new_flags |= EGSY_S_V_WEAK;
|
|
if (bfd_is_com_section (symbol->section))
|
|
new_flags |= (EGSY_S_V_WEAK | EGSY_S_V_COMM);
|
|
|
|
if (old_flags & BSF_FUNCTION)
|
|
{
|
|
new_flags |= EGSY_S_V_NORM;
|
|
new_flags |= EGSY_S_V_REL;
|
|
}
|
|
if (old_flags & (BSF_GLOBAL | BSF_WEAK))
|
|
{
|
|
new_flags |= EGSY_S_V_DEF;
|
|
if (!bfd_is_abs_section (symbol->section))
|
|
new_flags |= EGSY_S_V_REL;
|
|
}
|
|
_bfd_vms_output_short (abfd, new_flags);
|
|
|
|
if (old_flags & (BSF_GLOBAL | BSF_WEAK))
|
|
{
|
|
/* Symbol definition. */
|
|
uquad code_address = 0;
|
|
unsigned long ca_psindx = 0;
|
|
unsigned long psindx;
|
|
|
|
if ((old_flags & BSF_FUNCTION) && symbol->udata.p != NULL)
|
|
{
|
|
code_address = ((asymbol *) (symbol->udata.p))->value;
|
|
ca_psindx = ((asymbol *) (symbol->udata.p))->section->index;
|
|
}
|
|
psindx = symbol->section->index;
|
|
|
|
_bfd_vms_output_quad (abfd, symbol->value);
|
|
_bfd_vms_output_quad (abfd, code_address);
|
|
_bfd_vms_output_long (abfd, ca_psindx);
|
|
_bfd_vms_output_long (abfd, psindx);
|
|
}
|
|
hash = _bfd_vms_length_hash_symbol (abfd, symbol->name, EOBJ_S_C_SYMSIZ);
|
|
_bfd_vms_output_counted (abfd, hash);
|
|
|
|
_bfd_vms_output_flush (abfd);
|
|
|
|
}
|
|
|
|
_bfd_vms_output_alignment (abfd, 8);
|
|
_bfd_vms_output_pop (abfd);
|
|
_bfd_vms_output_end (abfd);
|
|
|
|
return 0;
|
|
}
|