diff options
Diffstat (limited to 'bfd/vms-tir.c')
| -rw-r--r-- | bfd/vms-tir.c | 2460 |
1 files changed, 0 insertions, 2460 deletions
diff --git a/bfd/vms-tir.c b/bfd/vms-tir.c deleted file mode 100644 index 1f3446c7346..00000000000 --- a/bfd/vms-tir.c +++ /dev/null @@ -1,2460 +0,0 @@ -/* vms-tir.c -- BFD back-end for VAX (openVMS/VAX) and - EVAX (openVMS/Alpha) files. - Copyright 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. - - TIR record handling functions - ETIR record handling functions - - go and read the openVMS linker manual (esp. appendix B) - if you don't know what's going on here :-) - - Written by Klaus K"ampf (kkaempf@rmi.de) - -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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -/* The following type abbreviations are used: - - cs counted string (ascii string with length byte) - by byte (1 byte) - sh short (2 byte, 16 bit) - lw longword (4 byte, 32 bit) - qw quadword (8 byte, 64 bit) - da data stream */ - -#include <ctype.h> - -#include "bfd.h" -#include "sysdep.h" -#include "bfdlink.h" -#include "libbfd.h" - -#include "vms.h" - -static void image_set_ptr PARAMS ((bfd *abfd, int psect, uquad offset)); -static void image_inc_ptr PARAMS ((bfd *abfd, uquad offset)); -static void image_dump PARAMS ((bfd *abfd, unsigned char *ptr, int size, int offset)); -static void image_write_b PARAMS ((bfd *abfd, unsigned int value)); -static void image_write_w PARAMS ((bfd *abfd, unsigned int value)); -static void image_write_l PARAMS ((bfd *abfd, unsigned long value)); -static void image_write_q PARAMS ((bfd *abfd, uquad value)); - -/*-----------------------------------------------------------------------------*/ - -static int -check_section (abfd, size) - bfd *abfd; - int size; -{ - int offset; - - offset = PRIV(image_ptr) - PRIV(image_section)->contents; - if ((bfd_size_type) (offset + size) > PRIV(image_section)->_raw_size) - { - PRIV(image_section)->contents = bfd_realloc (PRIV(image_section)->contents, offset + size); - if (PRIV(image_section)->contents == 0) - { - (*_bfd_error_handler) (_("No Mem !")); - return -1; - } - PRIV(image_section)->_raw_size = offset + size; - PRIV(image_ptr) = PRIV(image_section)->contents + offset; - } - - return 0; -} - -/* routines to fill sections contents during tir/etir read */ - -/* Initialize image buffer pointer to be filled */ - -static void -image_set_ptr (abfd, psect, offset) - bfd *abfd; - int psect; - uquad offset; -{ -#if VMS_DEBUG - _bfd_vms_debug (4, "image_set_ptr (%d=%s, %d)\n", - psect, PRIV(sections)[psect]->name, offset); -#endif - - PRIV(image_ptr) = PRIV(sections)[psect]->contents + offset; - PRIV(image_section) = PRIV(sections)[psect]; - return; -} - -/* Increment image buffer pointer by offset */ - -static void -image_inc_ptr (abfd, offset) - bfd *abfd; - uquad offset; -{ -#if VMS_DEBUG - _bfd_vms_debug (4, "image_inc_ptr (%d)\n", offset); -#endif - - PRIV(image_ptr) += offset; - - return; -} - -/* Dump multiple bytes to section image */ - -static void -image_dump (abfd, ptr, size, offset) - bfd *abfd; - unsigned char *ptr; - int size; - int offset ATTRIBUTE_UNUSED; -{ -#if VMS_DEBUG - _bfd_vms_debug (8, "image_dump from (%p, %d) to (%p)\n", ptr, size, PRIV(image_ptr)); - _bfd_hexdump (9, ptr, size, offset); -#endif - - if (PRIV(is_vax) && check_section (abfd, size)) - return; - - while (size-- > 0) - *PRIV(image_ptr)++ = *ptr++; - return; -} - -/* Write byte to section image */ - -static void -image_write_b (abfd, value) - bfd *abfd; - unsigned int value; -{ -#if VMS_DEBUG - _bfd_vms_debug (6, "image_write_b(%02x)\n", (int)value); -#endif - - if (PRIV(is_vax) && check_section (abfd, 1)) - return; - - *PRIV(image_ptr)++ = (value & 0xff); - return; -} - -/* Write 2-byte word to image */ - -static void -image_write_w (abfd, value) - bfd *abfd; - unsigned int value; -{ -#if VMS_DEBUG - _bfd_vms_debug (6, "image_write_w(%04x)\n", (int)value); -#endif - - if (PRIV(is_vax) && check_section (abfd, 2)) - return; - - bfd_putl16 (value, PRIV(image_ptr)); - PRIV(image_ptr) += 2; - - return; -} - -/* Write 4-byte long to image */ - -static void -image_write_l (abfd, value) - bfd *abfd; - unsigned long value; -{ -#if VMS_DEBUG - _bfd_vms_debug (6, "image_write_l (%08lx)\n", value); -#endif - - if (PRIV(is_vax) && check_section (abfd, 4)) - return; - - bfd_putl32 (value, PRIV(image_ptr)); - PRIV(image_ptr) += 4; - - return; -} - -/* Write 8-byte quad to image */ - -static void -image_write_q (abfd, value) - bfd *abfd; - uquad value; -{ -#if VMS_DEBUG - _bfd_vms_debug (6, "image_write_q (%016lx)\n", value); -#endif - - if (PRIV(is_vax) && check_section (abfd, 8)) - return; - - bfd_putl64 (value, PRIV(image_ptr)); - PRIV(image_ptr) += 8; - - return; -} - - -#define HIGHBIT(op) ((op & 0x80000000L) == 0x80000000L) - -/* etir_sta - - vms stack commands - - handle sta_xxx commands in etir section - ptr points to data area in record - - see table B-8 of the openVMS linker manual */ - -static boolean -etir_sta (abfd, cmd, ptr) - bfd *abfd; - int cmd; - unsigned char *ptr; -{ - -#if VMS_DEBUG - _bfd_vms_debug (5, "etir_sta %d/%x\n", cmd, cmd); - _bfd_hexdump (8, ptr, 16, (int)ptr); -#endif - - switch (cmd) - { - /* stack */ - - /* stack global - arg: cs symbol name - - stack 32 bit value of symbol (high bits set to 0) */ - - case ETIR_S_C_STA_GBL: - { - char *name; - vms_symbol_entry *entry; - - name = _bfd_vms_save_counted_string (ptr); - entry = (vms_symbol_entry *) - bfd_hash_lookup (PRIV(vms_symbol_table), name, false, false); - if (entry == (vms_symbol_entry *)NULL) - { -#if VMS_DEBUG - _bfd_vms_debug (3, "ETIR_S_C_STA_GBL: no symbol \"%s\"\n", name); -#endif - _bfd_vms_push (abfd, (uquad)0, -1); - } - else - { - _bfd_vms_push (abfd, (uquad) (entry->symbol->value), -1); - } - } - break; - - /* stack longword - arg: lw value - - stack 32 bit value, sign extend to 64 bit */ - - case ETIR_S_C_STA_LW: - _bfd_vms_push (abfd, (uquad)bfd_getl32 (ptr), -1); - break; - - /* stack global - arg: qw value - - stack 64 bit value of symbol */ - - case ETIR_S_C_STA_QW: - _bfd_vms_push (abfd, (uquad)bfd_getl64(ptr), -1); - break; - - /* stack psect base plus quadword offset - arg: lw section index - qw signed quadword offset (low 32 bits) - - stack qw argument and section index - (see ETIR_S_C_STO_OFF, ETIR_S_C_CTL_SETRB) */ - - case ETIR_S_C_STA_PQ: - { - uquad dummy; - unsigned int psect; - - psect = bfd_getl32 (ptr); - if (psect >= PRIV(section_count)) - { - (*_bfd_error_handler) (_("Bad section index in ETIR_S_C_STA_PQ")); - bfd_set_error (bfd_error_bad_value); - return false; - } - dummy = bfd_getl64 (ptr+4); - _bfd_vms_push (abfd, dummy, psect); - } - break; - - /* all not supported */ - - case ETIR_S_C_STA_LI: - case ETIR_S_C_STA_MOD: - case ETIR_S_C_STA_CKARG: - - (*_bfd_error_handler) (_("Unsupported STA cmd %d"), cmd); - return false; - break; - - default: - (*_bfd_error_handler) (_("Reserved STA cmd %d"), cmd); - return false; - break; - } -#if VMS_DEBUG - _bfd_vms_debug (5, "etir_sta true\n"); -#endif - return true; -} - -/* - etir_sto - - vms store commands - - handle sto_xxx commands in etir section - ptr points to data area in record - - see table B-9 of the openVMS linker manual */ - -static boolean -etir_sto (abfd, cmd, ptr) - bfd *abfd; - int cmd; - unsigned char *ptr; -{ - uquad dummy; - int psect; - -#if VMS_DEBUG - _bfd_vms_debug (5, "etir_sto %d/%x\n", cmd, cmd); - _bfd_hexdump (8, ptr, 16, (int)ptr); -#endif - - switch (cmd) - { - - /* store byte: pop stack, write byte - arg: - */ - - case ETIR_S_C_STO_B: - dummy = _bfd_vms_pop (abfd, &psect); -#if 0 - if (is_share) /* FIXME */ - (*_bfd_error_handler) ("ETIR_S_C_STO_B: byte fixups not supported"); -#endif - image_write_b (abfd, dummy & 0xff); /* FIXME: check top bits */ - break; - - /* store word: pop stack, write word - arg: - */ - - case ETIR_S_C_STO_W: - dummy = _bfd_vms_pop (abfd, &psect); -#if 0 - if (is_share) /* FIXME */ - (*_bfd_error_handler) ("ETIR_S_C_STO_B: word fixups not supported"); -#endif - image_write_w (abfd, dummy & 0xffff); /* FIXME: check top bits */ - break; - - /* store longword: pop stack, write longword - arg: - */ - - case ETIR_S_C_STO_LW: - dummy = _bfd_vms_pop (abfd, &psect); - dummy += (PRIV(sections)[psect])->vma; - image_write_l (abfd, dummy & 0xffffffff);/* FIXME: check top bits */ - break; - - /* store quadword: pop stack, write quadword - arg: - */ - - case ETIR_S_C_STO_QW: - dummy = _bfd_vms_pop (abfd, &psect); - dummy += (PRIV(sections)[psect])->vma; - image_write_q (abfd, dummy); /* FIXME: check top bits */ - break; - - /* store immediate repeated: pop stack for repeat count - arg: lw byte count - da data */ - - case ETIR_S_C_STO_IMMR: - { - unsigned long size; - - size = bfd_getl32 (ptr); - dummy = (unsigned long)_bfd_vms_pop (abfd, NULL); - while (dummy-- > 0L) - image_dump (abfd, ptr+4, size, 0); - } - break; - - /* store global: write symbol value - arg: cs global symbol name */ - - case ETIR_S_C_STO_GBL: - { - vms_symbol_entry *entry; - char *name; - - name = _bfd_vms_save_counted_string (ptr); - entry = (vms_symbol_entry *)bfd_hash_lookup (PRIV(vms_symbol_table), name, false, false); - if (entry == (vms_symbol_entry *)NULL) - { - (*_bfd_error_handler) (_("ETIR_S_C_STO_GBL: no symbol \"%s\""), - name); - return false; - } - else - image_write_q (abfd, (uquad) (entry->symbol->value)); /* FIXME, reloc */ - } - break; - - /* store code address: write address of entry point - arg: cs global symbol name (procedure) */ - - case ETIR_S_C_STO_CA: - { - vms_symbol_entry *entry; - char *name; - - name = _bfd_vms_save_counted_string (ptr); - entry = (vms_symbol_entry *) bfd_hash_lookup (PRIV(vms_symbol_table), name, false, false); - if (entry == (vms_symbol_entry *)NULL) - { - (*_bfd_error_handler) (_("ETIR_S_C_STO_CA: no symbol \"%s\""), - name); - return false; - } - else - image_write_q (abfd, (uquad) (entry->symbol->value)); /* FIXME, reloc */ - } - break; - - /* not supported */ - - case ETIR_S_C_STO_RB: - case ETIR_S_C_STO_AB: - (*_bfd_error_handler) (_("ETIR_S_C_STO_RB/AB: Not supported")); - break; - - /* store offset to psect: pop stack, add low 32 bits to base of psect - arg: - */ - - case ETIR_S_C_STO_OFF: - { - uquad q; - int psect; - - q = _bfd_vms_pop (abfd, &psect); - q += (PRIV(sections)[psect])->vma; - image_write_q (abfd, q); - } - break; - - /* store immediate - arg: lw count of bytes - da data */ - - case ETIR_S_C_STO_IMM: - { - int size; - - size = bfd_getl32 (ptr); - image_dump (abfd, ptr+4, size, 0); - } - break; - - /* this code is 'reserved to digital' according to the openVMS linker manual, - however it is generated by the DEC C compiler and defined in the include file. - FIXME, since the following is just a guess - store global longword: store 32bit value of symbol - arg: cs symbol name */ - - case ETIR_S_C_STO_GBL_LW: - { - vms_symbol_entry *entry; - char *name; - - name = _bfd_vms_save_counted_string (ptr); - entry = (vms_symbol_entry *)bfd_hash_lookup (PRIV(vms_symbol_table), name, false, false); - if (entry == (vms_symbol_entry *)NULL) - { -#if VMS_DEBUG - _bfd_vms_debug (3, "ETIR_S_C_STO_GBL_LW: no symbol \"%s\"\n", name); -#endif - image_write_l (abfd, (unsigned long)0); /* FIXME, reloc */ - } - else - image_write_l (abfd, (unsigned long) (entry->symbol->value)); /* FIXME, reloc */ - } - break; - - /* not supported */ - - case ETIR_S_C_STO_LP_PSB: - (*_bfd_error_handler) (_("ETIR_S_C_STO_LP_PSB: Not supported")); - break; - - /* */ - - case ETIR_S_C_STO_HINT_GBL: - (*_bfd_error_handler) (_("ETIR_S_C_STO_HINT_GBL: not implemented")); - break; - - /* */ - - case ETIR_S_C_STO_HINT_PS: - (*_bfd_error_handler) (_("ETIR_S_C_STO_HINT_PS: not implemented")); - break; - - default: - (*_bfd_error_handler) (_("Reserved STO cmd %d"), cmd); - break; - } - - return true; -} - -/* stack operator commands - all 32 bit signed arithmetic - all word just like a stack calculator - arguments are popped from stack, results are pushed on stack - - see table B-10 of the openVMS linker manual */ - -static boolean -etir_opr (abfd, cmd, ptr) - bfd *abfd; - int cmd; - unsigned char *ptr ATTRIBUTE_UNUSED; -{ - long op1, op2; - -#if VMS_DEBUG - _bfd_vms_debug (5, "etir_opr %d/%x\n", cmd, cmd); - _bfd_hexdump (8, ptr, 16, (int)ptr); -#endif - - switch (cmd) - { - /* operation */ - - /* no-op */ - - case ETIR_S_C_OPR_NOP: - break; - - /* add */ - - case ETIR_S_C_OPR_ADD: - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (uquad) (op1 + op2), -1); - break; - - /* subtract */ - - case ETIR_S_C_OPR_SUB: - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (uquad) (op2 - op1), -1); - break; - - /* multiply */ - - case ETIR_S_C_OPR_MUL: - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (uquad) (op1 * op2), -1); - break; - - /* divide */ - - case ETIR_S_C_OPR_DIV: - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - if (op2 == 0) - _bfd_vms_push (abfd, (uquad)0L, -1); - else - _bfd_vms_push (abfd, (uquad) (op2 / op1), -1); - break; - - /* logical and */ - - case ETIR_S_C_OPR_AND: - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (uquad) (op1 & op2), -1); - break; - - /* logical inclusive or */ - - case ETIR_S_C_OPR_IOR: - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (uquad) (op1 | op2), -1); - break; - - /* logical exclusive or */ - - case ETIR_S_C_OPR_EOR: - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (uquad) (op1 ^ op2), -1); - break; - - /* negate */ - - case ETIR_S_C_OPR_NEG: - op1 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (uquad) (-op1), -1); - break; - - /* complement */ - - case ETIR_S_C_OPR_COM: - op1 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (uquad) (op1 ^ -1L), -1); - break; - - /* insert field */ - - case ETIR_S_C_OPR_INSV: - (void)_bfd_vms_pop (abfd, NULL); - (*_bfd_error_handler) (_("ETIR_S_C_OPR_INSV: Not supported")); - break; - - /* arithmetic shift */ - - case ETIR_S_C_OPR_ASH: - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - if (op2 < 0) /* shift right */ - op1 >>= -op2; - else /* shift left */ - op1 <<= op2; - _bfd_vms_push (abfd, (uquad)op1, -1); - break; - - /* unsigned shift */ - - case ETIR_S_C_OPR_USH: - (*_bfd_error_handler) (_("ETIR_S_C_OPR_USH: Not supported")); - break; - - /* rotate */ - - case ETIR_S_C_OPR_ROT: - (*_bfd_error_handler) (_("ETIR_S_C_OPR_ROT: Not supported")); - break; - - /* select */ - - case ETIR_S_C_OPR_SEL: - if ((long)_bfd_vms_pop (abfd, NULL) & 0x01L) - (void)_bfd_vms_pop (abfd, NULL); - else - { - op1 = (long)_bfd_vms_pop (abfd, NULL); - (void)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (uquad)op1, -1); - } - break; - - /* redefine symbol to current location */ - - case ETIR_S_C_OPR_REDEF: - (*_bfd_error_handler) (_("ETIR_S_C_OPR_REDEF: Not supported")); - break; - - /* define a literal */ - - case ETIR_S_C_OPR_DFLIT: - (*_bfd_error_handler) (_("ETIR_S_C_OPR_DFLIT: Not supported")); - break; - - default: - (*_bfd_error_handler) (_("Reserved OPR cmd %d"), cmd); - break; - } - - return true; -} - -/* control commands - - see table B-11 of the openVMS linker manual */ - -static boolean -etir_ctl (abfd, cmd, ptr) - bfd *abfd; - int cmd; - unsigned char *ptr; -{ - uquad dummy; - int psect; - -#if VMS_DEBUG - _bfd_vms_debug (5, "etir_ctl %d/%x\n", cmd, cmd); - _bfd_hexdump (8, ptr, 16, (int)ptr); -#endif - - switch (cmd) - { - /* set relocation base: pop stack, set image location counter - arg: - */ - - case ETIR_S_C_CTL_SETRB: - dummy = _bfd_vms_pop (abfd, &psect); - image_set_ptr (abfd, psect, dummy); - break; - - /* augment relocation base: increment image location counter by offset - arg: lw offset value */ - - case ETIR_S_C_CTL_AUGRB: - dummy = bfd_getl32 (ptr); - image_inc_ptr (abfd, dummy); - break; - - /* define location: pop index, save location counter under index - arg: - */ - - case ETIR_S_C_CTL_DFLOC: - dummy = _bfd_vms_pop (abfd, NULL); - /* FIXME */ - break; - - /* set location: pop index, restore location counter from index - arg: - */ - - case ETIR_S_C_CTL_STLOC: - dummy = _bfd_vms_pop (abfd, &psect); - /* FIXME */ - break; - - /* stack defined location: pop index, push location counter from index - arg: - */ - - case ETIR_S_C_CTL_STKDL: - dummy = _bfd_vms_pop (abfd, &psect); - /* FIXME */ - break; - - default: - (*_bfd_error_handler) (_("Reserved CTL cmd %d"), cmd); - break; - } - return true; -} - -/* store conditional commands - - see table B-12 and B-13 of the openVMS linker manual */ - -static boolean -etir_stc (abfd, cmd, ptr) - bfd *abfd; - int cmd; - unsigned char *ptr ATTRIBUTE_UNUSED; -{ - -#if VMS_DEBUG - _bfd_vms_debug (5, "etir_stc %d/%x\n", cmd, cmd); - _bfd_hexdump (8, ptr, 16, (int)ptr); -#endif - - switch (cmd) - { - /* 200 Store-conditional Linkage Pair - arg: */ - - case ETIR_S_C_STC_LP: - (*_bfd_error_handler) (_("ETIR_S_C_STC_LP: not supported")); - break; - - /* 201 Store-conditional Linkage Pair with Procedure Signature - arg: lw linkage index - cs procedure name - by signature length - da signature */ - - case ETIR_S_C_STC_LP_PSB: - image_inc_ptr (abfd, 16); /* skip entry,procval */ - break; - - /* 202 Store-conditional Address at global address - arg: lw linkage index - cs global name */ - - case ETIR_S_C_STC_GBL: - (*_bfd_error_handler) (_("ETIR_S_C_STC_GBL: not supported")); - break; - - /* 203 Store-conditional Code Address at global address - arg: lw linkage index - cs procedure name */ - - case ETIR_S_C_STC_GCA: - (*_bfd_error_handler) (_("ETIR_S_C_STC_GCA: not supported")); - break; - - /* 204 Store-conditional Address at psect + offset - arg: lw linkage index - lw psect index - qw offset */ - - case ETIR_S_C_STC_PS: - (*_bfd_error_handler) (_("ETIR_S_C_STC_PS: not supported")); - break; - - /* 205 Store-conditional NOP at address of global - arg: */ - - case ETIR_S_C_STC_NOP_GBL: - - /* 206 Store-conditional NOP at pect + offset - arg: */ - - case ETIR_S_C_STC_NOP_PS: - - /* 207 Store-conditional BSR at global address - arg: */ - - case ETIR_S_C_STC_BSR_GBL: - - /* 208 Store-conditional BSR at pect + offset - arg: */ - - case ETIR_S_C_STC_BSR_PS: - - /* 209 Store-conditional LDA at global address - arg: */ - - case ETIR_S_C_STC_LDA_GBL: - - /* 210 Store-conditional LDA at psect + offset - arg: */ - - case ETIR_S_C_STC_LDA_PS: - - /* 211 Store-conditional BSR or Hint at global address - arg: */ - - case ETIR_S_C_STC_BOH_GBL: - - /* 212 Store-conditional BSR or Hint at pect + offset - arg: */ - - case ETIR_S_C_STC_BOH_PS: - - /* 213 Store-conditional NOP,BSR or HINT at global address - arg: */ - - case ETIR_S_C_STC_NBH_GBL: - - /* 214 Store-conditional NOP,BSR or HINT at psect + offset - arg: */ - - case ETIR_S_C_STC_NBH_PS: -/* FIXME (*_bfd_error_handler) ("ETIR_S_C_STC_xx: (%d) not supported", cmd); */ - break; - - default: -#if VMS_DEBUG - _bfd_vms_debug (3, "Reserved STC cmd %d", cmd); -#endif - break; - } - return true; -} - -static asection * -new_section (abfd, idx) - bfd *abfd ATTRIBUTE_UNUSED; - int idx; -{ - asection *section; - char sname[16]; - char *name; - -#if VMS_DEBUG - _bfd_vms_debug (5, "new_section %d\n", idx); -#endif - sprintf (sname, SECTION_NAME_TEMPLATE, idx); - - name = bfd_malloc (strlen (sname) + 1); - if (name == 0) - return 0; - strcpy (name, sname); - - section = bfd_malloc (sizeof (asection)); - if (section == 0) - { -#if VMS_DEBUG - _bfd_vms_debug (6, "bfd_make_section (%s) failed", name); -#endif - return 0; - } - - section->_raw_size = 0; - section->vma = 0; - section->contents = 0; - section->_cooked_size = 0; - section->name = name; - section->index = idx; - - return section; -} - -static int -alloc_section (abfd, idx) - bfd *abfd; - unsigned int idx; -{ -#if VMS_DEBUG - _bfd_vms_debug (4, "alloc_section %d\n", idx); -#endif - - PRIV(sections) = ((asection **) - bfd_realloc (PRIV(sections), (idx+1) * sizeof (asection *))); - if (PRIV(sections) == 0) - return -1; - - while (PRIV(section_count) <= idx) - { - PRIV(sections)[PRIV(section_count)] = new_section (abfd, PRIV(section_count)); - if (PRIV(sections)[PRIV(section_count)] == 0) - return -1; - PRIV(section_count)++; - } - - return 0; -} - -/* - * tir_sta - * - * vax stack commands - * - * handle sta_xxx commands in tir section - * ptr points to data area in record - * - * see table 7-3 of the VAX/VMS linker manual - */ - -static unsigned char * -tir_sta (bfd *abfd, unsigned char *ptr) -{ - int cmd = *ptr++; - -#if VMS_DEBUG - _bfd_vms_debug (5, "tir_sta %d\n", cmd); -#endif - - switch (cmd) - { - /* stack */ - case TIR_S_C_STA_GBL: - /* - * stack global - * arg: cs symbol name - * - * stack 32 bit value of symbol (high bits set to 0) - */ - { - char *name; - vms_symbol_entry *entry; - - name = _bfd_vms_save_counted_string (ptr); - - entry = _bfd_vms_enter_symbol (abfd, name); - if (entry == (vms_symbol_entry *)NULL) - return 0; - - _bfd_vms_push (abfd, (unsigned long) (entry->symbol->value), -1); - ptr += *ptr + 1; - } - break; - - case TIR_S_C_STA_SB: - /* - * stack signed byte - * arg: by value - * - * stack byte value, sign extend to 32 bit - */ - _bfd_vms_push (abfd, (long)*ptr++, -1); - break; - - case TIR_S_C_STA_SW: - /* - * stack signed short word - * arg: sh value - * - * stack 16 bit value, sign extend to 32 bit - */ - _bfd_vms_push (abfd, (long)bfd_getl16(ptr), -1); - ptr += 2; - break; - - case TIR_S_C_STA_LW: - /* - * stack signed longword - * arg: lw value - * - * stack 32 bit value - */ - _bfd_vms_push (abfd, (long)bfd_getl32 (ptr), -1); - ptr += 4; - break; - - case TIR_S_C_STA_PB: - case TIR_S_C_STA_WPB: - /* - * stack psect base plus byte offset (word index) - * arg: by section index - * (sh section index) - * by signed byte offset - * - */ - { - unsigned long dummy; - unsigned int psect; - - if (cmd == TIR_S_C_STA_PB) - psect = *ptr++; - else - { - psect = bfd_getl16(ptr); - ptr += 2; - } - - if (psect >= PRIV(section_count)) - { - alloc_section (abfd, psect); - } - - dummy = (long)*ptr++; - dummy += (PRIV(sections)[psect])->vma; - _bfd_vms_push (abfd, dummy, psect); - } - break; - - case TIR_S_C_STA_PW: - case TIR_S_C_STA_WPW: - /* - * stack psect base plus word offset (word index) - * arg: by section index - * (sh section index) - * sh signed short offset - * - */ - { - unsigned long dummy; - unsigned int psect; - - if (cmd == TIR_S_C_STA_PW) - psect = *ptr++; - else - { - psect = bfd_getl16(ptr); - ptr += 2; - } - - if (psect >= PRIV(section_count)) - { - alloc_section (abfd, psect); - } - - dummy = bfd_getl16(ptr); ptr+=2; - dummy += (PRIV(sections)[psect])->vma; - _bfd_vms_push (abfd, dummy, psect); - } - break; - - case TIR_S_C_STA_PL: - case TIR_S_C_STA_WPL: - /* - * stack psect base plus long offset (word index) - * arg: by section index - * (sh section index) - * lw signed longword offset - * - */ - { - unsigned long dummy; - unsigned int psect; - - if (cmd == TIR_S_C_STA_PL) - psect = *ptr++; - else - { - psect = bfd_getl16(ptr); - ptr += 2; - } - - if (psect >= PRIV(section_count)) - { - alloc_section (abfd, psect); - } - - dummy = bfd_getl32 (ptr); ptr += 4; - dummy += (PRIV(sections)[psect])->vma; - _bfd_vms_push (abfd, dummy, psect); - } - break; - - case TIR_S_C_STA_UB: - /* - * stack unsigned byte - * arg: by value - * - * stack byte value - */ - _bfd_vms_push (abfd, (unsigned long)*ptr++, -1); - break; - - case TIR_S_C_STA_UW: - /* - * stack unsigned short word - * arg: sh value - * - * stack 16 bit value - */ - _bfd_vms_push (abfd, (unsigned long)bfd_getl16(ptr), -1); - ptr += 2; - break; - - case TIR_S_C_STA_BFI: - /* - * stack byte from image - * arg: - - * - */ - /*FALLTHRU*/ - case TIR_S_C_STA_WFI: - /* - * stack byte from image - * arg: - - * - */ - /*FALLTHRU*/ - case TIR_S_C_STA_LFI: - /* - * stack byte from image - * arg: - - * - */ - (*_bfd_error_handler) (_("Stack-from-image not implemented")); - return NULL; - - case TIR_S_C_STA_EPM: - /* - * stack entry point mask - * arg: cs symbol name - * - * stack (unsigned) entry point mask of symbol - * err if symbol is no entry point - */ - { - char *name; - vms_symbol_entry *entry; - - name = _bfd_vms_save_counted_string (ptr); - entry = _bfd_vms_enter_symbol (abfd, name); - if (entry == (vms_symbol_entry *)NULL) - return 0; - - (*_bfd_error_handler) (_("Stack-entry-mask not fully implemented")); - _bfd_vms_push (abfd, 0L, -1); - ptr += *ptr + 1; - } - break; - - case TIR_S_C_STA_CKARG: - /* - * compare procedure argument - * arg: cs symbol name - * by argument index - * da argument descriptor - * - * compare argument descriptor with symbol argument (ARG$V_PASSMECH) - * and stack TRUE (args match) or FALSE (args dont match) value - */ - (*_bfd_error_handler) (_("PASSMECH not fully implemented")); - _bfd_vms_push (abfd, 1L, -1); - break; - - case TIR_S_C_STA_LSY: - /* - * stack local symbol value - * arg: sh environment index - * cs symbol name - */ - { - int envidx; - char *name; - vms_symbol_entry *entry; - - envidx = bfd_getl16(ptr); ptr += 2; - name = _bfd_vms_save_counted_string (ptr); - entry = _bfd_vms_enter_symbol (abfd, name); - if (entry == (vms_symbol_entry *)NULL) - return 0; - (*_bfd_error_handler) (_("Stack-local-symbol not fully implemented")); - _bfd_vms_push (abfd, 0L, -1); - ptr += *ptr + 1; - } - break; - - case TIR_S_C_STA_LIT: - /* - * stack literal - * arg: by literal index - * - * stack literal - */ - ptr++; - _bfd_vms_push (abfd, 0L, -1); - (*_bfd_error_handler) (_("Stack-literal not fully implemented")); - break; - - case TIR_S_C_STA_LEPM: - /* - * stack local symbol entry point mask - * arg: sh environment index - * cs symbol name - * - * stack (unsigned) entry point mask of symbol - * err if symbol is no entry point - */ - { - int envidx; - char *name; - vms_symbol_entry *entry; - - envidx = bfd_getl16(ptr); ptr += 2; - name = _bfd_vms_save_counted_string (ptr); - entry = _bfd_vms_enter_symbol (abfd, name); - if (entry == (vms_symbol_entry *)NULL) - return 0; - (*_bfd_error_handler) (_("Stack-local-symbol-entry-point-mask not fully implemented")); - _bfd_vms_push (abfd, 0L, -1); - ptr += *ptr + 1; - } - break; - - default: - (*_bfd_error_handler) (_("Reserved STA cmd %d"), ptr[-1]); - return NULL; - break; - } - - return ptr; -} - -/* - * tir_sto - * - * vax store commands - * - * handle sto_xxx commands in tir section - * ptr points to data area in record - * - * see table 7-4 of the VAX/VMS linker manual - */ - -static unsigned char * -tir_sto (bfd *abfd, unsigned char *ptr) -{ - unsigned long dummy; - int size; - int psect; - -#if VMS_DEBUG - _bfd_vms_debug (5, "tir_sto %d\n", *ptr); -#endif - - switch (*ptr++) - { - case TIR_S_C_STO_SB: - /* - * store signed byte: pop stack, write byte - * arg: - - */ - dummy = _bfd_vms_pop (abfd, &psect); - image_write_b (abfd, dummy & 0xff); /* FIXME: check top bits */ - break; - - case TIR_S_C_STO_SW: - /* - * store signed word: pop stack, write word - * arg: - - */ - dummy = _bfd_vms_pop (abfd, &psect); - image_write_w (abfd, dummy & 0xffff); /* FIXME: check top bits */ - break; - - case TIR_S_C_STO_LW: - /* - * store longword: pop stack, write longword - * arg: - - */ - dummy = _bfd_vms_pop (abfd, &psect); - image_write_l (abfd, dummy & 0xffffffff);/* FIXME: check top bits */ - break; - - case TIR_S_C_STO_BD: - /* - * store byte displaced: pop stack, sub lc+1, write byte - * arg: - - */ - dummy = _bfd_vms_pop (abfd, &psect); - dummy -= ((PRIV(sections)[psect])->vma + 1); - image_write_b (abfd, dummy & 0xff);/* FIXME: check top bits */ - break; - - case TIR_S_C_STO_WD: - /* - * store word displaced: pop stack, sub lc+2, write word - * arg: - - */ - dummy = _bfd_vms_pop (abfd, &psect); - dummy -= ((PRIV(sections)[psect])->vma + 2); - image_write_w (abfd, dummy & 0xffff);/* FIXME: check top bits */ - break; - case TIR_S_C_STO_LD: - /* - * store long displaced: pop stack, sub lc+4, write long - * arg: - - */ - dummy = _bfd_vms_pop (abfd, &psect); - dummy -= ((PRIV(sections)[psect])->vma + 4); - image_write_l (abfd, dummy & 0xffffffff);/* FIXME: check top bits */ - break; - case TIR_S_C_STO_LI: - /* - * store short literal: pop stack, write byte - * arg: - - */ - dummy = _bfd_vms_pop (abfd, &psect); - image_write_b (abfd, dummy & 0xff);/* FIXME: check top bits */ - break; - case TIR_S_C_STO_PIDR: - /* - * store position independent data reference: pop stack, write longword - * arg: - - * FIXME: incomplete ! - */ - dummy = _bfd_vms_pop (abfd, &psect); - image_write_l (abfd, dummy & 0xffffffff); - break; - case TIR_S_C_STO_PICR: - /* - * store position independent code reference: pop stack, write longword - * arg: - - * FIXME: incomplete ! - */ - dummy = _bfd_vms_pop (abfd, &psect); - image_write_b (abfd, 0x9f); - image_write_l (abfd, dummy & 0xffffffff); - break; - case TIR_S_C_STO_RIVB: - /* - * store repeated immediate variable bytes - * 1-byte count n field followed by n bytes of data - * pop stack, write n bytes <stack> times - */ - size = *ptr++; - dummy = (unsigned long)_bfd_vms_pop (abfd, NULL); - while (dummy-- > 0L) - image_dump (abfd, ptr, size, 0); - ptr += size; - break; - case TIR_S_C_STO_B: - /* - * store byte from top longword - */ - dummy = (unsigned long)_bfd_vms_pop (abfd, NULL); - image_write_b (abfd, dummy & 0xff); - break; - case TIR_S_C_STO_W: - /* - * store word from top longword - */ - dummy = (unsigned long)_bfd_vms_pop (abfd, NULL); - image_write_w (abfd, dummy & 0xffff); - break; - case TIR_S_C_STO_RB: - /* - * store repeated byte from top longword - */ - size = (unsigned long)_bfd_vms_pop (abfd, NULL); - dummy = (unsigned long)_bfd_vms_pop (abfd, NULL); - while (size-- > 0) - image_write_b (abfd, dummy & 0xff); - break; - case TIR_S_C_STO_RW: - /* - * store repeated word from top longword - */ - size = (unsigned long)_bfd_vms_pop (abfd, NULL); - dummy = (unsigned long)_bfd_vms_pop (abfd, NULL); - while (size-- > 0) - image_write_w (abfd, dummy & 0xffff); - break; - - case TIR_S_C_STO_RSB: - case TIR_S_C_STO_RSW: - case TIR_S_C_STO_RL: - case TIR_S_C_STO_VPS: - case TIR_S_C_STO_USB: - case TIR_S_C_STO_USW: - case TIR_S_C_STO_RUB: - case TIR_S_C_STO_RUW: - case TIR_S_C_STO_PIRR: - (*_bfd_error_handler) (_("Unimplemented STO cmd %d"), ptr[-1]); - break; - - default: - (*_bfd_error_handler) (_("Reserved STO cmd %d"), ptr[-1]); - break; - } - - return ptr; -} - -/* - * stack operator commands - * all 32 bit signed arithmetic - * all word just like a stack calculator - * arguments are popped from stack, results are pushed on stack - * - * see table 7-5 of the VAX/VMS linker manual - */ - -static unsigned char * -tir_opr (bfd *abfd, unsigned char *ptr) -{ - long op1, op2; - -#if VMS_DEBUG - _bfd_vms_debug (5, "tir_opr %d\n", *ptr); -#endif - - switch (*ptr++) - { - /* operation */ - case TIR_S_C_OPR_NOP: - /* - * no-op - */ - break; - - case TIR_S_C_OPR_ADD: - /* - * add - */ - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (unsigned long) (op1 + op2), -1); - break; - - case TIR_S_C_OPR_SUB: - /* - * subtract - */ - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (unsigned long) (op2 - op1), -1); - break; - - case TIR_S_C_OPR_MUL: - /* - * multiply - */ - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (unsigned long) (op1 * op2), -1); - break; - - case TIR_S_C_OPR_DIV: - /* - * divide - */ - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - if (op2 == 0) - _bfd_vms_push (abfd, (unsigned long)0L, -1); - else - _bfd_vms_push (abfd, (unsigned long) (op2 / op1), -1); - break; - - case TIR_S_C_OPR_AND: - /* - * logical and - */ - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (unsigned long) (op1 & op2), -1); - break; - - case TIR_S_C_OPR_IOR: - op1 = (long)_bfd_vms_pop (abfd, NULL); - /* - * logical inclusive or - */ - op2 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (unsigned long) (op1 | op2), -1); - break; - - case TIR_S_C_OPR_EOR: - /* - * logical exclusive or - */ - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (unsigned long) (op1 ^ op2), -1); - break; - - case TIR_S_C_OPR_NEG: - /* - * negate - */ - op1 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (unsigned long) (-op1), -1); - break; - - case TIR_S_C_OPR_COM: - /* - * complement - */ - op1 = (long)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (unsigned long) (op1 ^ -1L), -1); - break; - - case TIR_S_C_OPR_INSV: - /* - * insert field - */ - (void)_bfd_vms_pop (abfd, NULL); - (*_bfd_error_handler) ("TIR_S_C_OPR_INSV incomplete"); - break; - - case TIR_S_C_OPR_ASH: - /* - * arithmetic shift - */ - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - if (HIGHBIT(op1)) /* shift right */ - op2 >>= op1; - else /* shift left */ - op2 <<= op1; - _bfd_vms_push (abfd, (unsigned long)op2, -1); - (*_bfd_error_handler) (_("TIR_S_C_OPR_ASH incomplete")); - break; - - case TIR_S_C_OPR_USH: - /* - * unsigned shift - */ - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - if (HIGHBIT(op1)) /* shift right */ - op2 >>= op1; - else /* shift left */ - op2 <<= op1; - _bfd_vms_push (abfd, (unsigned long)op2, -1); - (*_bfd_error_handler) (_("TIR_S_C_OPR_USH incomplete")); - break; - - case TIR_S_C_OPR_ROT: - /* - * rotate - */ - op1 = (long)_bfd_vms_pop (abfd, NULL); - op2 = (long)_bfd_vms_pop (abfd, NULL); - if (HIGHBIT(0)) /* shift right */ - op2 >>= op1; - else /* shift left */ - op2 <<= op1; - _bfd_vms_push (abfd, (unsigned long)op2, -1); - (*_bfd_error_handler) (_("TIR_S_C_OPR_ROT incomplete")); - break; - - case TIR_S_C_OPR_SEL: - /* - * select - */ - if ((long)_bfd_vms_pop (abfd, NULL) & 0x01L) - (void)_bfd_vms_pop (abfd, NULL); - else - { - op1 = (long)_bfd_vms_pop (abfd, NULL); - (void)_bfd_vms_pop (abfd, NULL); - _bfd_vms_push (abfd, (unsigned long)op1, -1); - } - break; - - case TIR_S_C_OPR_REDEF: - /* - * redefine symbol to current location - */ - (*_bfd_error_handler) (_("TIR_S_C_OPR_REDEF not supported")); - break; - - case TIR_S_C_OPR_DFLIT: - /* - * define a literal - */ - (*_bfd_error_handler) (_("TIR_S_C_OPR_DFLIT not supported")); - break; - - default: - (*_bfd_error_handler) (_("Reserved OPR cmd %d"), ptr[-1]); - break; - } - - return ptr; -} - -static unsigned char * -tir_ctl (bfd *abfd, unsigned char *ptr) -/* - * control commands - * - * see table 7-6 of the VAX/VMS linker manual - */ -{ - unsigned long dummy; - unsigned int psect; - -#if VMS_DEBUG - _bfd_vms_debug (5, "tir_ctl %d\n", *ptr); -#endif - - switch (*ptr++) - { - case TIR_S_C_CTL_SETRB: - /* - * set relocation base: pop stack, set image location counter - * arg: - - */ - dummy = _bfd_vms_pop (abfd, &psect); - if (psect >= PRIV(section_count)) - { - alloc_section (abfd, psect); - } - image_set_ptr (abfd, psect, dummy); - break; - case TIR_S_C_CTL_AUGRB: - /* - * augment relocation base: increment image location counter by offset - * arg: lw offset value - */ - dummy = bfd_getl32 (ptr); - image_inc_ptr (abfd, dummy); - break; - case TIR_S_C_CTL_DFLOC: - /* - * define location: pop index, save location counter under index - * arg: - - */ - dummy = _bfd_vms_pop (abfd, NULL); - (*_bfd_error_handler) (_("TIR_S_C_CTL_DFLOC not fully implemented")); - break; - case TIR_S_C_CTL_STLOC: - /* - * set location: pop index, restore location counter from index - * arg: - - */ - dummy = _bfd_vms_pop (abfd, &psect); - (*_bfd_error_handler) (_("TIR_S_C_CTL_STLOC not fully implemented")); - break; - case TIR_S_C_CTL_STKDL: - /* - * stack defined location: pop index, push location counter from index - * arg: - - */ - dummy = _bfd_vms_pop (abfd, &psect); - (*_bfd_error_handler) (_("TIR_S_C_CTL_STKDL not fully implemented")); - break; - default: - (*_bfd_error_handler) (_("Reserved CTL cmd %d"), ptr[-1]); - break; - } - return ptr; -} - -/* - * handle command from TIR section - */ - -static unsigned char * -tir_cmd (bfd *abfd, unsigned char *ptr) -{ - struct { - int mincod; - int maxcod; - unsigned char * (*explain) (bfd *, unsigned char *); - } tir_table[] = { - { 0, TIR_S_C_MAXSTACOD, tir_sta } - ,{ TIR_S_C_MINSTOCOD, TIR_S_C_MAXSTOCOD, tir_sto } - ,{ TIR_S_C_MINOPRCOD, TIR_S_C_MAXOPRCOD, tir_opr } - ,{ TIR_S_C_MINCTLCOD, TIR_S_C_MAXCTLCOD, tir_ctl } - ,{ -1, -1, NULL } - }; - int i = 0; - -#if VMS_DEBUG - _bfd_vms_debug (4, "tir_cmd %d/%x\n", *ptr, *ptr); - _bfd_hexdump (8, ptr, 16, (int)ptr); -#endif - - if (*ptr & 0x80) /* store immediate */ - { - i = 128 - (*ptr++ & 0x7f); - image_dump (abfd, ptr, i, 0); - ptr += i; - } - else - { - while (tir_table[i].mincod >= 0) - { - if ( (tir_table[i].mincod <= *ptr) - && (*ptr <= tir_table[i].maxcod)) - { - ptr = tir_table[i].explain (abfd, ptr); - break; - } - i++; - } - if (tir_table[i].mincod < 0) - { - (*_bfd_error_handler) (_("Obj code %d not found"), *ptr); - ptr = 0; - } - } - - return ptr; -} - -/* handle command from ETIR section */ - -static int -etir_cmd (abfd, cmd, ptr) - bfd *abfd; - int cmd; - unsigned char *ptr; -{ - static struct { - int mincod; - int maxcod; - boolean (*explain) PARAMS((bfd *, int, unsigned char *)); - } etir_table[] = { - { ETIR_S_C_MINSTACOD, ETIR_S_C_MAXSTACOD, etir_sta }, - { ETIR_S_C_MINSTOCOD, ETIR_S_C_MAXSTOCOD, etir_sto }, - { ETIR_S_C_MINOPRCOD, ETIR_S_C_MAXOPRCOD, etir_opr }, - { ETIR_S_C_MINCTLCOD, ETIR_S_C_MAXCTLCOD, etir_ctl }, - { ETIR_S_C_MINSTCCOD, ETIR_S_C_MAXSTCCOD, etir_stc }, - { -1, -1, NULL } - }; - - int i = 0; - -#if VMS_DEBUG - _bfd_vms_debug (4, "etir_cmd %d/%x\n", cmd, cmd); - _bfd_hexdump (8, ptr, 16, (int)ptr); -#endif - - while (etir_table[i].mincod >= 0) - { - if ( (etir_table[i].mincod <= cmd) - && (cmd <= etir_table[i].maxcod)) - { - if (!etir_table[i].explain (abfd, cmd, ptr)) - return -1; - break; - } - i++; - } - -#if VMS_DEBUG - _bfd_vms_debug (4, "etir_cmd: = 0\n"); -#endif - return 0; -} - -/* Text Information and Relocation Records (OBJ$C_TIR) - handle tir record */ - -static int -analyze_tir (abfd, ptr, length) - bfd *abfd; - unsigned char *ptr; - unsigned int length; -{ - unsigned char *maxptr; - -#if VMS_DEBUG - _bfd_vms_debug (3, "analyze_tir: %d bytes\n", length); -#endif - - maxptr = ptr + length; - - while (ptr < maxptr) - { - ptr = tir_cmd (abfd, ptr); - if (ptr == 0) - return -1; - } - - return 0; -} - -/* Text Information and Relocation Records (EOBJ$C_ETIR) - handle etir record */ - -static int -analyze_etir (abfd, ptr, length) - bfd *abfd; - unsigned char *ptr; - unsigned int length; -{ - int cmd; - unsigned char *maxptr; - int result = 0; - -#if VMS_DEBUG - _bfd_vms_debug (3, "analyze_etir: %d bytes\n", length); -#endif - - maxptr = ptr + length; - - while (ptr < maxptr) - { - cmd = bfd_getl16 (ptr); - length = bfd_getl16 (ptr + 2); - result = etir_cmd (abfd, cmd, ptr+4); - if (result != 0) - break; - ptr += length; - } - -#if VMS_DEBUG - _bfd_vms_debug (3, "analyze_etir: = %d\n", result); -#endif - - return result; -} - -/* process ETIR record - - return 0 on success, -1 on error */ - -int -_bfd_vms_slurp_tir (abfd, objtype) - bfd *abfd; - int objtype; -{ - int result; - -#if VMS_DEBUG - _bfd_vms_debug (2, "TIR/ETIR\n"); -#endif - - switch (objtype) - { - case EOBJ_S_C_ETIR: - PRIV(vms_rec) += 4; /* skip type, size */ - PRIV(rec_size) -= 4; - result = analyze_etir (abfd, PRIV(vms_rec), PRIV(rec_size)); - break; - case OBJ_S_C_TIR: - PRIV(vms_rec) += 1; /* skip type */ - PRIV(rec_size) -= 1; - result = analyze_tir (abfd, PRIV(vms_rec), PRIV(rec_size)); - break; - default: - result = -1; - break; - } - - return result; -} - -/* process EDBG record - return 0 on success, -1 on error - - not implemented yet */ - -int -_bfd_vms_slurp_dbg (abfd, objtype) - bfd *abfd; - int objtype ATTRIBUTE_UNUSED; -{ -#if VMS_DEBUG - _bfd_vms_debug (2, "DBG/EDBG\n"); -#endif - - abfd->flags |= (HAS_DEBUG | HAS_LINENO); - return 0; -} - -/* process ETBT record - return 0 on success, -1 on error - - not implemented yet */ - -int -_bfd_vms_slurp_tbt (abfd, objtype) - bfd *abfd ATTRIBUTE_UNUSED; - int objtype ATTRIBUTE_UNUSED; -{ -#if VMS_DEBUG - _bfd_vms_debug (2, "TBT/ETBT\n"); -#endif - - return 0; -} - -/* process LNK record - return 0 on success, -1 on error - - not implemented yet */ - -int -_bfd_vms_slurp_lnk (abfd, objtype) - bfd *abfd ATTRIBUTE_UNUSED; - int objtype ATTRIBUTE_UNUSED; -{ -#if VMS_DEBUG - _bfd_vms_debug (2, "LNK\n"); -#endif - - return 0; -} - -/*----------------------------------------------------------------------*/ -/* */ -/* WRITE ETIR SECTION */ -/* */ -/* this is still under construction and therefore not documented */ -/* */ -/*----------------------------------------------------------------------*/ - -static void start_etir_record PARAMS ((bfd *abfd, int index, uquad offset, boolean justoffset)); -static void sto_imm PARAMS ((bfd *abfd, vms_section *sptr, bfd_vma vaddr, int index)); -static void end_etir_record PARAMS ((bfd *abfd)); - -static void -sto_imm (abfd, sptr, vaddr, index) - bfd *abfd; - vms_section *sptr; - bfd_vma vaddr; - int index; -{ - int size; - int ssize; - unsigned char *cptr; - -#if VMS_DEBUG - _bfd_vms_debug (8, "sto_imm %d bytes\n", sptr->size); - _bfd_hexdump (9, sptr->contents, (int)sptr->size, (int)vaddr); -#endif - - ssize = sptr->size; - cptr = sptr->contents; - - while (ssize > 0) - { - - size = ssize; /* try all the rest */ - - if (_bfd_vms_output_check (abfd, size) < 0) - { /* doesn't fit, split ! */ - end_etir_record (abfd); - start_etir_record (abfd, index, vaddr, false); - size = _bfd_vms_output_check (abfd, 0); /* get max size */ - if (size > ssize) /* more than what's left ? */ - size = ssize; - } - - _bfd_vms_output_begin (abfd, ETIR_S_C_STO_IMM, -1); - _bfd_vms_output_long (abfd, (unsigned long) (size)); - _bfd_vms_output_dump (abfd, cptr, size); - _bfd_vms_output_flush (abfd); - -#if VMS_DEBUG - _bfd_vms_debug (10, "dumped %d bytes\n", size); - _bfd_hexdump (10, cptr, (int)size, (int)vaddr); -#endif - - vaddr += size; - ssize -= size; - cptr += size; - } - - return; -} - -/*-------------------------------------------------------------------*/ - -/* start ETIR record for section #index at virtual addr offset. */ - -static void -start_etir_record (abfd, index, offset, justoffset) - bfd *abfd; - int index; - uquad offset; - boolean justoffset; -{ - if (!justoffset) - { - _bfd_vms_output_begin (abfd, EOBJ_S_C_ETIR, -1); /* one ETIR per section */ - _bfd_vms_output_push (abfd); - } - - _bfd_vms_output_begin (abfd, ETIR_S_C_STA_PQ, -1); /* push start offset */ - _bfd_vms_output_long (abfd, (unsigned long)index); - _bfd_vms_output_quad (abfd, (uquad)offset); - _bfd_vms_output_flush (abfd); - - _bfd_vms_output_begin (abfd, ETIR_S_C_CTL_SETRB, -1); /* start = pop () */ - _bfd_vms_output_flush (abfd); - - return; -} - -/* end etir record */ -static void -end_etir_record (abfd) - bfd *abfd; -{ - _bfd_vms_output_pop (abfd); - _bfd_vms_output_end (abfd); -} - -/* write section contents for bfd abfd */ - -int -_bfd_vms_write_tir (abfd, objtype) - bfd *abfd; - int objtype ATTRIBUTE_UNUSED; -{ - asection *section; - vms_section *sptr; - int nextoffset; - -#if VMS_DEBUG - _bfd_vms_debug (2, "vms_write_tir (%p, %d)\n", abfd, objtype); -#endif - - _bfd_vms_output_alignment (abfd, 4); - - nextoffset = 0; - PRIV(vms_linkage_index) = 1; - - /* dump all other sections */ - - section = abfd->sections; - - while (section != NULL) - { - -#if VMS_DEBUG - _bfd_vms_debug (4, "writing %d. section '%s' (%d bytes)\n", section->index, section->name, (int) (section->_raw_size));
-#endif - - if (section->flags & SEC_RELOC) - { - int i; - - if ((i = section->reloc_count) <= 0) - { - (*_bfd_error_handler) (_("SEC_RELOC with no relocs in section %s"), - section->name); - } -#if VMS_DEBUG - else - { - arelent **rptr; - _bfd_vms_debug (4, "%d relocations:\n", i); - rptr = section->orelocation; - while (i-- > 0) - { - _bfd_vms_debug (4, "sym %s in sec %s, value %08lx, addr %08lx, off %08lx, len %d: %s\n", - (*(*rptr)->sym_ptr_ptr)->name, - (*(*rptr)->sym_ptr_ptr)->section->name, - (long) (*(*rptr)->sym_ptr_ptr)->value, - (*rptr)->address, (*rptr)->addend, - bfd_get_reloc_size((*rptr)->howto), - (*rptr)->howto->name); - rptr++; - } - } -#endif - } - - if ((section->flags & SEC_HAS_CONTENTS) - && (! bfd_is_com_section (section))) - { - bfd_vma vaddr; /* virtual addr in section */ - - sptr = _bfd_get_vms_section (abfd, section->index); - if (sptr == NULL) - { - bfd_set_error (bfd_error_no_contents); - return -1; - } - - vaddr = (bfd_vma) (sptr->offset); - - start_etir_record (abfd, section->index, (uquad) sptr->offset, - false); - - while (sptr != NULL) /* one STA_PQ, CTL_SETRB per vms_section */ - { - - if (section->flags & SEC_RELOC) /* check for relocs */ - { - arelent **rptr = section->orelocation; - int i = section->reloc_count; - for (;;) - { - bfd_size_type addr = (*rptr)->address; - bfd_size_type len = bfd_get_reloc_size ((*rptr)->howto); - if (sptr->offset < addr) /* sptr starts before reloc */ - { - bfd_size_type before = addr - sptr->offset; - if (sptr->size <= before) /* complete before */ - { - sto_imm (abfd, sptr, vaddr, section->index); - vaddr += sptr->size; - break; - } - else /* partly before */ - { - int after = sptr->size - before; - sptr->size = before; - sto_imm (abfd, sptr, vaddr, section->index); - vaddr += sptr->size; - sptr->contents += before; - sptr->offset += before; - sptr->size = after; - } - } - else if (sptr->offset == addr) /* sptr starts at reloc */ - { - asymbol *sym = *(*rptr)->sym_ptr_ptr; - asection *sec = sym->section; - - switch ((*rptr)->howto->type) - { - case ALPHA_R_IGNORE: - break; - - case ALPHA_R_REFLONG: - { - if (bfd_is_und_section (sym->section)) - { - if (_bfd_vms_output_check (abfd, - strlen((char *)sym->name)) - < 0) - { - end_etir_record (abfd); - start_etir_record (abfd, - section->index, - vaddr, false); - } - _bfd_vms_output_begin (abfd, - ETIR_S_C_STO_GBL_LW, - -1); - _bfd_vms_output_counted (abfd, - _bfd_vms_length_hash_symbol (abfd, sym->name, EOBJ_S_C_SYMSIZ)); - _bfd_vms_output_flush (abfd); - } - else if (bfd_is_abs_section (sym->section)) - { - if (_bfd_vms_output_check (abfd, 16) < 0) - { - end_etir_record (abfd); - start_etir_record (abfd, - section->index, - vaddr, false); - } - _bfd_vms_output_begin (abfd, - ETIR_S_C_STA_LW, - -1); - _bfd_vms_output_quad (abfd, - (uquad)sym->value); - _bfd_vms_output_flush (abfd); - _bfd_vms_output_begin (abfd, - ETIR_S_C_STO_LW, - -1); - _bfd_vms_output_flush (abfd); - } - else - { - if (_bfd_vms_output_check (abfd, 32) < 0) - { - end_etir_record (abfd); - start_etir_record (abfd, - section->index, - vaddr, false); - } - _bfd_vms_output_begin (abfd, - ETIR_S_C_STA_PQ, - -1); - _bfd_vms_output_long (abfd, - (unsigned long) (sec->index)); - _bfd_vms_output_quad (abfd, - ((uquad) (*rptr)->addend - + (uquad)sym->value)); - _bfd_vms_output_flush (abfd); - _bfd_vms_output_begin (abfd, - ETIR_S_C_STO_LW, - -1); - _bfd_vms_output_flush (abfd); - } - } - break; - - case ALPHA_R_REFQUAD: - { - if (bfd_is_und_section (sym->section)) - { - if (_bfd_vms_output_check (abfd, - strlen((char *)sym->name)) - < 0) - { - end_etir_record (abfd); - start_etir_record (abfd, - section->index, - vaddr, false); - } - _bfd_vms_output_begin (abfd, - ETIR_S_C_STO_GBL, - -1); - _bfd_vms_output_counted (abfd, - _bfd_vms_length_hash_symbol (abfd, sym->name, EOBJ_S_C_SYMSIZ)); - _bfd_vms_output_flush (abfd); - } - else if (bfd_is_abs_section (sym->section)) - { - if (_bfd_vms_output_check (abfd, 16) < 0) - { - end_etir_record (abfd); - start_etir_record (abfd, - section->index, - vaddr, false); - } - _bfd_vms_output_begin (abfd, - ETIR_S_C_STA_QW, - -1); - _bfd_vms_output_quad (abfd, - (uquad)sym->value); - _bfd_vms_output_flush (abfd); - _bfd_vms_output_begin (abfd, - ETIR_S_C_STO_QW, - -1); - _bfd_vms_output_flush (abfd); - } - else - { - if (_bfd_vms_output_check (abfd, 32) < 0) - { - end_etir_record (abfd); - start_etir_record (abfd, - section->index, - vaddr, false); - } - _bfd_vms_output_begin (abfd, - ETIR_S_C_STA_PQ, - -1); - _bfd_vms_output_long (abfd, - (unsigned long) (sec->index)); - _bfd_vms_output_quad (abfd, - ((uquad) (*rptr)->addend - + (uquad)sym->value)); - _bfd_vms_output_flush (abfd); - _bfd_vms_output_begin (abfd, - ETIR_S_C_STO_OFF, - -1); - _bfd_vms_output_flush (abfd); - } - } - break; - - case ALPHA_R_HINT: - { - int hint_size; - - hint_size = sptr->size; - sptr->size = len; - sto_imm (abfd, sptr, vaddr, section->index); - sptr->size = hint_size; -#if 0 - vms_output_begin(abfd, ETIR_S_C_STO_HINT_GBL, -1); - vms_output_long(abfd, (unsigned long) (sec->index)); - vms_output_quad(abfd, (uquad)addr); - - vms_output_counted(abfd, _bfd_vms_length_hash_symbol (abfd, sym->name, EOBJ_S_C_SYMSIZ)); - vms_output_flush(abfd); -#endif - } - break; - case ALPHA_R_LINKAGE: - { - if (_bfd_vms_output_check (abfd, 64) < 0) - { - end_etir_record (abfd); - start_etir_record (abfd, section->index, - vaddr, false); - } - _bfd_vms_output_begin (abfd, - ETIR_S_C_STC_LP_PSB, - -1); - _bfd_vms_output_long (abfd, - (unsigned long)PRIV(vms_linkage_index)); - PRIV(vms_linkage_index) += 2; - _bfd_vms_output_counted (abfd, - _bfd_vms_length_hash_symbol (abfd, sym->name, EOBJ_S_C_SYMSIZ)); - _bfd_vms_output_byte (abfd, 0); - _bfd_vms_output_flush (abfd); - } - break; - - case ALPHA_R_CODEADDR: - { - if (_bfd_vms_output_check (abfd, - strlen((char *)sym->name)) - < 0) - { - end_etir_record (abfd); - start_etir_record (abfd, - section->index, - vaddr, false); - } - _bfd_vms_output_begin (abfd, - ETIR_S_C_STO_CA, - -1); - _bfd_vms_output_counted (abfd, - _bfd_vms_length_hash_symbol (abfd, sym->name, EOBJ_S_C_SYMSIZ)); - _bfd_vms_output_flush (abfd); - } - break; - - default: - (*_bfd_error_handler) (_("Unhandled relocation %s"), - (*rptr)->howto->name); - break; - } - - vaddr += len; - - if (len == sptr->size) - { - break; - } - else - { - sptr->contents += len; - sptr->offset += len; - sptr->size -= len; - i--; - rptr++; - } - } - else /* sptr starts after reloc */ - { - i--; /* check next reloc */ - rptr++; - } - - if (i==0) /* all reloc checked */ - { - if (sptr->size > 0) - { - sto_imm (abfd, sptr, vaddr, section->index); /* dump rest */ - vaddr += sptr->size; - } - break; - } - } /* for (;;) */ - } /* if SEC_RELOC */ - else /* no relocs, just dump */ - { - sto_imm (abfd, sptr, vaddr, section->index); - vaddr += sptr->size; - } - - sptr = sptr->next; - - } /* while (sptr != 0) */ - - end_etir_record (abfd); - - } /* has_contents */ - - section = section->next; - } - - _bfd_vms_output_alignment(abfd, 2); - return 0; -} - -/* write traceback data for bfd abfd */ - -int -_bfd_vms_write_tbt (abfd, objtype) - bfd *abfd ATTRIBUTE_UNUSED; - int objtype ATTRIBUTE_UNUSED; -{ -#if VMS_DEBUG - _bfd_vms_debug (2, "vms_write_tbt (%p, %d)\n", abfd, objtype); -#endif - - return 0; -} - -/* write debug info for bfd abfd */ - -int -_bfd_vms_write_dbg (abfd, objtype) - bfd *abfd ATTRIBUTE_UNUSED; - int objtype ATTRIBUTE_UNUSED; -{ -#if VMS_DEBUG - _bfd_vms_debug (2, "vms_write_dbg (%p, objtype)\n", abfd, objtype); -#endif - - return 0; -} |