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authorTristan Gingold <gingold@adacore.com>2009-02-23 09:28:43 +0000
committerTristan Gingold <gingold@adacore.com>2009-02-23 09:28:43 +0000
commit0c37646508ccd3222db567f20d0ed44a9c3ba1d2 (patch)
tree494165a5852e9256b4ffc7b97d8a2ae557f26c59 /bfd/vms-tir.c
parent6f43c46f4b7ae3ae4506773de7d41c61bd2be4fe (diff)
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2009-02-23 Tristan Gingold <gingold@adacore.com>
* vms.h: Update copyright year, fix comments, reorder declarations. (_bfd_save_vms_section): Remove the prototype. (EGPS_S_V_NO_SHIFT): New constant. (bfd_vms_set_section_flags): New prototype. (EGPS_S_B_ALIGN, EGPS_S_W_FLAGS, EGPS_S_L_ALLOC, EGPS_S_B_NAMLNG): New constants. (EGSY_S_W_FLAGS): Ditto. (EGSY_S_V_QUAD_VAL): Ditto. (ESDF_S_L_VALUE, ESDF_S_L_PSINDX, ESDF_S_B_NAMLNG): Ditto. (EGST_S_W_FLAGS, EGST_S_Q_LP_1, EGST_S_Q_LP_2, EGST_S_L_PSINDX, EGST_S_B_NAMLNG): Ditto. (ESRF_S_B_NAMLNG): Ditto. (ETIR_S_C_HEADER_SIZE): Ditto. (EGPS_S_V_ALLOC_64BIT): Ditto. (DST_S_C_EPILOG): Ditto. (DST_S_C_SRC_SETLNUM_L, DST_S_C_SRC_SETLNUM_W) : Ditto. (DST_S_C_SRC_INCRLNUM_B): Ditto. (DST_S_B_PCLINE_UNSBYTE, DST_S_W_PCLINE_UNSWORD): Ditto. (DST_S_L_PCLINE_UNSLONG): Ditto. (DST_S_B_MODBEG_NAME, DST_S_L_RTNBEG_ADDRESS) : Ditto (DST_S_B_RTNBEG_NAME, DST_S_L_RTNEND_SIZE): Ditto (DST_S_C_SOURCE_HEADER_SIZE): Ditto. (DST_S_B_SRC_DF_LENGTH, DST_S_W_SRC_DF_FILEID): Ditto. (DST_S_B_SRC_DF_FILENAME, DST_S_B_SRC_UNSBYTE): Ditto. (DST_S_B_SRC_UNSBYTE): Ditto. (DST_S_W_SRC_UNSWORD, DST_S_L_SRC_UNSLONG): Ditto. Add prototypes. (vms_section, vms_reloc): Remove types. (hdr_struc): Replaced by ... (hdr_struct): ... new type. (EMH_S_W_HDRTYP, EMH_S_B_STRLVL, EMH_S_L_ARCH1): New constants. (EMH_S_L_ARCH2, EMH_S_L_RECSIZ, EMH_S_B_NAMLNG): Ditto. (EMH_DATE_LENGTH): Ditto. (eom_struc): Replaced by ... (eom_struct): ... new type. (EEOM_S_L_TOTAL_LPS, EEOM_S_W_COMCOD, EEOM_S_B_TFRFLG): New constants. (EEOM_S_L_PSINDX, EEOM_S_L_TFRADR): Ditto. (EIHD_S_K_MAJORID, EIHD_S_K_MINORID, EIHD_S_K_EXE): Ditto. (EIHD_S_L_SIZE, EIHD_S_L_ISDOFF, EIHD_S_L_SYMDBGOFF): Ditto. (EIHD_S_Q_SYMVVA, EIHD_S_L_IMGTYPE): Ditto. (EISD_S_L_EISDSIZE, EISD_S_L_SECSIZE, EISD_S_Q_VIR_ADDR): Ditto. (EISD_S_L_FLAGS, EISD_S_L_VBN, EISD_S_R_CONTROL): Ditto. (EISD_S_L_IDENT, EISD_S_T_GBLNAM): Ditto. (EISD_S_M_GBL, EISD_S_M_CRF, EISD_S_M_DZRO, EISD_S_M_WRT): Ditto. (EISD_S_M_INITALCODE, EISD_S_M_BASED, EISD_S_M_FIXUPVEC): Ditto. (EISD_S_M_RESIDENT, EISD_S_M_VECTOR, EISD_S_M_PROTECT): Ditto. (EISD_S_M_LASTCLU, EISD_S_M_EXE, EISD_S_M_NONSHRADR): Ditto. (EISD_S_M_QUAD_LENGTH, EISD_S_M_ALLOC_64BIT): Ditto. (EIHS_S_L_DSTVBN, EIHS_S_L_DSTSIZE, EIHS_S_L_GSTVBN): Ditto. (EIHS_S_L_GSTSIZE, EIHS_S_L_DMTVBN, EIHS_S_L_DMTBYTES): Ditto. (DBG_S_L_DMT_MODBEG, DBG_S_L_DST_SIZE): Ditto. (DBG_S_W_DMT_PSECT_COUNT, DBG_S_C_DMT_HEADER_SIZE): Ditto. (DBG_S_L_DMT_PSECT_START, DBG_S_L_DMT_PSECT_LENGTH) (DBG_S_C_DMT_PSECT_SIZE): Ditto. (enum file_type_enum): New type. (struct location_struct): Removed. (struct fileinfo, struct srecinfo, struct lineinfo): New types. (struct funcinfo, struct module): Ditto. (struct vms_private_data_struct): Update fields. (struct vms_section_data_struct): New type. * vms.c: Update copyright year, fix comments, Fix includes for DECC, add prototypes. (vms_initialize): Use bfd_alloc instead of bfd_zalloc and remove some initializers. Use flavour to set is_vax, location_stack is removed. (struct pair): Declare. (fill_section_ptr): Initialize variables at declaration. Add guard to set SECTION_SYM flag, handlde und section. (vms_fixup_sections): Use struct pair for fill_section_ptr argument. (_bfd_vms_slurp_object_records): New function, replaces previous vms_object_p. (vms_slurp_module): New function. (vms_slurp_image): Ditto. (vms_object_p): Complete rewrite. (vms_mkobject): Use is_vax field to slect architecture. (free_reloc_stream): New function. (vms_convert_to_var): Ditto. (vms_convert_to_var_1): Ditto. (vms_convert_to_var_unix_filename): Ditto. (vms_close_and_cleanup): Call free_reloc_stream, convert file to VAR format on VMS. (vms_new_section_hook): Set alignment to 0, allocate private data. (vms_get_section_contents): Load content. (vms_get_symbol_info): Handle undefined section. (vms_find_nearest_line): Handle. (alloc_reloc_stream): New function. (vms_slurp_reloc_table): Ditto. (vms_get_reloc_upper_bound): Make it real. (vms_canonicalize_reloc): Do the real work. (alpha_howto_table): Add ALPHA_R_NOP, ALPHA_R_BSR, ALPHA_R_LDA, ALPHA_R_BOH. (vms_bfd_reloc_type_lookup): Handle NOP, BSR, LDA and BOH. (vms_set_arch_mach): Check arch. (vms_set_section_contents): Copy the content after allocation. (vms_alpha_vec): Update object flags. * vms-tir.c: Update copyright year, fix comments, add prototypes for new functions. (dst_define_location): New function. (dst_restore_location): New function. (dst_retrieve_location): New function. (dst_check_allocation): New function. (image_dump): Call dst_check_allocation. (image_write_b): Ditto. (image_write_w): Ditto. (image_write_l): Ditto. (image_write_q): Ditto. (cmd_name): Handle STA_LW, STA_QW, STO_OFF, STO_IMM, STO_IMMR, STO_LW, STO_QW, OPR_ADD, CTL_SETRB, STC_LP_PSB, CTL_DFLOC, CTL_STLOC, CTL_STKDL. Call error handler instead of abort if name is not known. (etir_sta): Add quarter_relocs argument and set it. Fix cast. (etir_sto): Ditto. (etir_opr): Ditto, return FALSE in case of error. (etir_ctl): Add quarter_relocs argument and set it, fix cast. Fix CTL_DFLOC, CTL_STLOC, CTL_STKDL. (etir_stc): Add quarter_relocs argument and set it, fix cast. Fix STC_LP, STC_LP_PSB, STC_GBL and STC_CGA. Handle STC_LP_PSB, STC_BSR_GBL, STC_LDA_GBL, STC_BOH_GBL. Move STC_NOP_PS, STC_BSR_PS, STC_LDA_PS, STC_BOH_PS, STC_NBH_PS. Return FALSE in case of error. (tir_sta): Change sign of psect. (tir_ctl): Ditto. (tir_cmd): Fix cast. Makes tir_table static const. (etir_cmd): Add quarter_relocs argument, makes etir_table const, add argument to explain. (analyze_etir): Initialize maxptr, add quarter_relocs declaration, move some declarations into inner scopes. Handle quarter_relocs and STO_IMM. (_bfd_vms_slurp_tir): Use constant instead of hard-coded values. (_bfd_vms_slurp_relocs): New function. (_bfd_vms_decode_relocs): New function. (sto_imm): Rewritten. (start_first_etbt_record): New function. (start_another_etbt_record): Ditto. (etir_output_check): Ditto. (defer_reloc_p): Ditto. (_bfd_vms_write_tir): Remove nextoffset, convert a while-loop to a for-loop. Correctly deals with contents, deals with .vmsdebug, rewritte relocations handling. (_bfd_vms_write_tbt): Removed. (_bfd_vms_write_dbg): Ditto. * vms-misc.c: Update copyright year, Fix comments. (_bfd_vms_get_header_values): Use 'size' instead of 'length'. (maybe_adjust_record_pointer_for_object): New function. (_bfd_vms_get_first_record): New function, replaces ... (_bfd_vms_get_record): .. removed. (_bfd_vms_get_object_record): New function. (_bfd_vms_get_object_record): New function. (vms_get_remaining_object_record): New function, replaces ... (_bfd_vms_get_next_record): ... removed. (add_new_contents): Removed. (_bfd_save_vms_section): Removed. (_bfd_get_vms_section): Removed. (_bfd_vms_output_flush): Write in VAR format. (new_symbol): Don't make UND section. * vms-hdr.c: Update copyright year, update list of record handled. (_bfd_vms_slurp_hdr): rec_length renamed to rec_size. (_bfd_vms_write_hdr): Strip vms and unix patches, add comments, truncate module name at 31 characters, use constants instead of hard-coded value, write BFD version instead of a fixed string. (_bfd_vms_slurp_ihd): New function. (_bfd_vms_slurp_isd): Ditto. (_bfd_vms_slurp_ihs): Ditto. (new_module): Ditto. (parse_module): Ditto (build_module_list): Ditto. (module_find_nearest_line): Ditto. (_bfd_vms_find_nearest_dst_line): Ditto. (vms_slurp_debug): Ditto. (_bfd_vms_slurp_dbg): Ditto. (_bfd_vms_slurp_tbt): Ditto. (_bfd_vms_write_dbg): Ditto. (_bfd_vms_write_tbt): Ditto. * vms-gsd.c: Update copyright year, update list of records handled. (EVAX_LITERALS_NAME): New macro. (evax_section_flags): Add an entry for EVAX_LITERALS_NAME. (gpsflagdesc, gsyflagdesc): Moved out of _bfd_vms_slurp_gsd. (register_universal_symbol): New function and prototype. (_bfd_vms_slurp_gsd): Fix indentations and casts, improve debug messages, use constants instead of hard-coded value, fix missing endianness conversion, handle global symbol (SYMG). (bfd_vms_set_section_flags): New function. (_bfd_vms_write_gsd): Don't write .vmsdebug section, handle section literals, fix indentation, handle section bfd and vms flags, don't output LIB$INITIALIZE symbol, fix handling of weak symbols, fix evax vs vax procedure descriptor, handle absolute symbols. * reloc.c (BFD_RELOC_ALPHA_NOP, BFD_RELOC_ALPHA_BSR, BFD_RELOC_ALPHA_LDA, BFD_RELOC_ALPHA_BOH): New relocations. * makefile.vms (DEFS): Fix flags for VMS. * bfdio.c (real_fopen): Handle multiple VMS fopen attributes. * bfd-in2.h: Regenerated. * libbfd.h: Regenerated.
Diffstat (limited to 'bfd/vms-tir.c')
-rw-r--r--bfd/vms-tir.c1559
1 files changed, 1065 insertions, 494 deletions
diff --git a/bfd/vms-tir.c b/bfd/vms-tir.c
index e6ec6eb..5bc61da 100644
--- a/bfd/vms-tir.c
+++ b/bfd/vms-tir.c
@@ -1,12 +1,12 @@
/* vms-tir.c -- BFD back-end for VAX (openVMS/VAX) and
EVAX (openVMS/Alpha) files.
- Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2004, 2005, 2007, 2008
- Free Software Foundation, Inc.
+ Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2004, 2005, 2007,
+ 2008, 2009 Free Software Foundation, Inc.
TIR record handling functions
ETIR record handling functions
- go and read the openVMS linker manual (esp. appendix B)
+ 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)
@@ -26,7 +26,6 @@
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
MA 02110-1301, USA. */
-
/* The following type abbreviations are used:
cs counted string (ascii string with length byte)
@@ -41,6 +40,33 @@
#include "bfdlink.h"
#include "libbfd.h"
#include "vms.h"
+
+static int check_section (bfd *, int);
+static void image_set_ptr (bfd *abfd, int psect, uquad offset);
+static void image_inc_ptr (bfd *abfd, uquad offset);
+static void dst_define_location (bfd *abfd, uquad loc);
+static void dst_restore_location (bfd *abfd, uquad loc);
+static unsigned int dst_retrieve_location (bfd *abfd, uquad loc);
+static void dst_check_allocation (bfd *abfd, unsigned int size);
+static void image_dump (bfd *abfd, unsigned char *ptr, int size, int offset);
+static void image_write_b (bfd *abfd, unsigned int value);
+static void image_write_w (bfd *abfd, unsigned int value);
+static void image_write_l (bfd *abfd, unsigned long value);
+static void image_write_q (bfd *abfd, uquad value);
+static bfd_boolean etir_sta (bfd *, int, unsigned char *, int *);
+static bfd_boolean etir_sto (bfd *, int, unsigned char *, int *);
+static bfd_boolean etir_opr (bfd *, int, unsigned char *, int *);
+static bfd_boolean etir_ctl (bfd *, int, unsigned char *, int *);
+static bfd_boolean etir_stc (bfd *, int, unsigned char *, int *);
+static asection *new_section (bfd *, int);
+static int alloc_section (bfd *, unsigned int);
+static int etir_cmd (bfd *, int, unsigned char *, int *);
+static int analyze_tir (bfd *, unsigned char *, unsigned int);
+static int analyze_etir (bfd *, unsigned char *, unsigned int);
+static unsigned char *tir_opr (bfd *, unsigned char *);
+static const char *tir_cmd_name (int);
+static const char *cmd_name (int);
+
static int
check_section (bfd * abfd, int size)
@@ -92,6 +118,77 @@ image_inc_ptr (bfd * abfd, uquad offset)
PRIV (image_ptr) += offset;
}
+/* Save current DST location counter under specified index. */
+
+static void
+dst_define_location (bfd *abfd, uquad loc)
+{
+ asection *dst_section = PRIV (dst_section);
+
+#if VMS_DEBUG
+ _bfd_vms_debug (4, "dst_define_location (%d)\n", (int)loc);
+#endif
+
+ /* Grow the ptr offset table if necessary. */
+ if (loc + 1 > PRIV (dst_ptr_offsets_count))
+ {
+ PRIV (dst_ptr_offsets) = bfd_realloc (PRIV (dst_ptr_offsets),
+ (loc + 1) * sizeof (unsigned int));
+ PRIV (dst_ptr_offsets_count) = loc + 1;
+ }
+
+ PRIV (dst_ptr_offsets)[loc] = PRIV (image_ptr) - dst_section->contents;
+}
+
+/* Restore saved DST location counter from specified index. */
+
+static void
+dst_restore_location (bfd *abfd, uquad loc)
+{
+ asection *dst_section = PRIV (dst_section);
+
+#if VMS_DEBUG
+ _bfd_vms_debug (4, "dst_restore_location (%d)\n", (int)loc);
+#endif
+
+ PRIV (image_ptr) = dst_section->contents + PRIV (dst_ptr_offsets)[loc];
+}
+
+/* Retrieve saved DST location counter from specified index. */
+
+static unsigned int
+dst_retrieve_location (bfd *abfd, uquad loc)
+{
+#if VMS_DEBUG
+ _bfd_vms_debug (4, "dst_retrieve_location (%d)\n", (int)loc);
+#endif
+
+ return PRIV (dst_ptr_offsets)[loc];
+}
+
+/* Check that the DST section is big enough for the specified
+ amount of bytes. */
+
+static void
+dst_check_allocation (bfd *abfd, unsigned int size)
+{
+ asection *dst_section = PRIV (dst_section);
+
+ bfd_size_type used = PRIV (image_ptr) - dst_section->contents;
+ bfd_size_type left = dst_section->size - used;
+
+ /* Grow the DST section as necessary */
+ if (size > left)
+ {
+ dst_section->size *= 2;
+ dst_section->contents
+ = bfd_realloc (dst_section->contents, dst_section->size);
+ PRIV (image_ptr) = dst_section->contents + used;
+
+ dst_check_allocation (abfd, size);
+ }
+}
+
/* Dump multiple bytes to section image. */
static void
@@ -109,6 +206,9 @@ image_dump (bfd * abfd,
if (PRIV (is_vax) && check_section (abfd, size))
return;
+ if (PRIV (dst_section))
+ dst_check_allocation (abfd, size);
+
while (size-- > 0)
*PRIV (image_ptr)++ = *ptr++;
}
@@ -125,6 +225,9 @@ image_write_b (bfd * abfd, unsigned int value)
if (PRIV (is_vax) && check_section (abfd, 1))
return;
+ if (PRIV (dst_section))
+ dst_check_allocation (abfd, 1);
+
*PRIV (image_ptr)++ = (value & 0xff);
}
@@ -140,6 +243,9 @@ image_write_w (bfd * abfd, unsigned int value)
if (PRIV (is_vax) && check_section (abfd, 2))
return;
+ if (PRIV (dst_section))
+ dst_check_allocation (abfd, 2);
+
bfd_putl16 ((bfd_vma) value, PRIV (image_ptr));
PRIV (image_ptr) += 2;
}
@@ -156,6 +262,9 @@ image_write_l (bfd * abfd, unsigned long value)
if (PRIV (is_vax) && check_section (abfd, 4))
return;
+ if (PRIV (dst_section))
+ dst_check_allocation (abfd, 4);
+
bfd_putl32 ((bfd_vma) value, PRIV (image_ptr));
PRIV (image_ptr) += 4;
}
@@ -172,6 +281,9 @@ image_write_q (bfd * abfd, uquad value)
if (PRIV (is_vax) && check_section (abfd, 8))
return;
+ if (PRIV (dst_section))
+ dst_check_allocation (abfd, 8);
+
bfd_putl64 (value, PRIV (image_ptr));
PRIV (image_ptr) += 8;
}
@@ -182,6 +294,8 @@ cmd_name (int cmd)
switch (cmd)
{
case ETIR_S_C_STA_GBL: return "ETIR_S_C_STA_GBL";
+ case ETIR_S_C_STA_LW: return "ETIR_S_C_STA_LW";
+ case ETIR_S_C_STA_QW: return "ETIR_S_C_STA_QW";
case ETIR_S_C_STA_PQ: return "ETIR_S_C_STA_PQ";
case ETIR_S_C_STA_LI: return "ETIR_S_C_STA_LI";
case ETIR_S_C_STA_MOD: return "ETIR_S_C_STA_MOD";
@@ -192,10 +306,16 @@ cmd_name (int cmd)
case ETIR_S_C_STO_CA: return "ETIR_S_C_STO_CA";
case ETIR_S_C_STO_RB: return "ETIR_S_C_STO_RB";
case ETIR_S_C_STO_AB: return "ETIR_S_C_STO_AB";
+ case ETIR_S_C_STO_OFF: return "ETIR_S_C_STO_OFF";
+ case ETIR_S_C_STO_IMM: return "ETIR_S_C_STO_IMM";
+ case ETIR_S_C_STO_IMMR: return "ETIR_S_C_STO_IMMR";
+ case ETIR_S_C_STO_LW: return "ETIR_S_C_STO_LW";
+ case ETIR_S_C_STO_QW: return "ETIR_S_C_STO_QW";
case ETIR_S_C_STO_GBL_LW: return "ETIR_S_C_STO_GBL_LW";
case ETIR_S_C_STO_LP_PSB: return "ETIR_S_C_STO_LP_PSB";
case ETIR_S_C_STO_HINT_GBL: return "ETIR_S_C_STO_HINT_GBL";
case ETIR_S_C_STO_HINT_PS: return "ETIR_S_C_STO_HINT_PS";
+ case ETIR_S_C_OPR_ADD: return "ETIR_S_C_OPR_ADD";
case ETIR_S_C_OPR_INSV: return "ETIR_S_C_OPR_INSV";
case ETIR_S_C_OPR_USH: return "ETIR_S_C_OPR_USH";
case ETIR_S_C_OPR_ROT: return "ETIR_S_C_OPR_ROT";
@@ -215,34 +335,41 @@ cmd_name (int cmd)
case ETIR_S_C_STC_BOH_GBL: return "ETIR_S_C_STC_BOH_GBL";
case ETIR_S_C_STC_BOH_PS: return "ETIR_S_C_STC_BOH_PS";
case ETIR_S_C_STC_NBH_GBL: return "ETIR_S_C_STC_NBH_GBL";
+ case ETIR_S_C_CTL_SETRB: return "ETIR_S_C_CTL_SETRB";
+ case ETIR_S_C_STC_LP_PSB: return "ETIR_S_C_STC_LP_PSB";
+ case ETIR_S_C_CTL_DFLOC: return "ETIR_S_C_CTL_DFLOC";
+ case ETIR_S_C_CTL_STLOC: return "ETIR_S_C_CTL_STLOC";
+ case ETIR_S_C_CTL_STKDL: return "ETIR_S_C_CTL_STKDL";
default:
/* These names have not yet been added to this switch statement. */
- abort ();
+ (*_bfd_error_handler) (_("unknown ETIR command %d"), cmd);
}
+
+ return NULL;
}
#define HIGHBIT(op) ((op & 0x80000000L) == 0x80000000L)
/* etir_sta
- vms stack commands
+ Vms stack commands.
- handle sta_xxx commands in etir section
- ptr points to data area in record
+ Handle sta_xxx commands in etir section,
+ ptr points to data area in record.
- see table B-8 of the openVMS linker manual. */
+ See table B-8 of the openVMS linker manual. */
static bfd_boolean
-etir_sta (bfd * abfd, int cmd, unsigned char *ptr)
+etir_sta (bfd *abfd, int cmd, unsigned char *ptr, int *quarter_relocs)
{
#if VMS_DEBUG
_bfd_vms_debug (5, "etir_sta %d/%x\n", cmd, cmd);
- _bfd_hexdump (8, ptr, 16, (int) ptr);
+ _bfd_hexdump (8, ptr, 16, (long) ptr);
#endif
switch (cmd)
{
- /* stack global
+ /* Stack global
arg: cs symbol name
stack 32 bit value of symbol (high bits set to 0). */
@@ -265,37 +392,50 @@ etir_sta (bfd * abfd, int cmd, unsigned char *ptr)
else
_bfd_vms_push (abfd, (uquad) (entry->symbol->value), -1);
}
+ *quarter_relocs = 1;
break;
- /* stack longword
+ /* 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);
+ /* This one is special as it is both part of the section header
+ and of the ALPHA_R_REFLONG relocation. */
+ if (bfd_getl16 (ptr - 4 + bfd_getl16 (ptr - 2)) == ETIR_S_C_CTL_DFLOC)
+ *quarter_relocs = 0;
+ else if (*quarter_relocs)
+ *quarter_relocs += 1;
+ else
+ *quarter_relocs = 2;
break;
- /* stack global
+ /* Stack quadword
arg: qw value
stack 64 bit value of symbol. */
case ETIR_S_C_STA_QW:
_bfd_vms_push (abfd, (uquad) bfd_getl64 (ptr), -1);
+ if (*quarter_relocs)
+ *quarter_relocs += 1;
+ else
+ *quarter_relocs = 2;
break;
- /* stack psect base plus quadword offset
+ /* Stack psect base plus quadword offset
arg: lw section index
qw signed quadword offset (low 32 bits)
- stack qw argument and section index
+ 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;
+ int psect;
psect = bfd_getl32 (ptr);
- if (psect >= PRIV (section_count))
+ if ((unsigned int) psect >= PRIV (section_count))
{
(*_bfd_error_handler) (_("bad section index in %s"),
cmd_name (cmd));
@@ -305,23 +445,31 @@ etir_sta (bfd * abfd, int cmd, unsigned char *ptr)
dummy = bfd_getl64 (ptr + 4);
_bfd_vms_push (abfd, dummy, (int) psect);
}
+ /* This one is special as it is both part of the section header
+ and of the ALPHA_R_REFLONG and ALPHA_R_REFQUAD relocations. */
+ if (bfd_getl16 (ptr - 4 + bfd_getl16 (ptr - 2)) == ETIR_S_C_CTL_SETRB)
+ *quarter_relocs = 0;
+ else
+ *quarter_relocs = 2;
break;
case ETIR_S_C_STA_LI:
case ETIR_S_C_STA_MOD:
case ETIR_S_C_STA_CKARG:
(*_bfd_error_handler) (_("unsupported STA cmd %s"), cmd_name (cmd));
+ *quarter_relocs = 0;
return FALSE;
- break;
default:
(*_bfd_error_handler) (_("reserved STA cmd %d"), cmd);
+ *quarter_relocs = 0;
return FALSE;
- break;
}
+
#if VMS_DEBUG
_bfd_vms_debug (5, "etir_sta true\n");
#endif
+
return TRUE;
}
@@ -335,14 +483,14 @@ etir_sta (bfd * abfd, int cmd, unsigned char *ptr)
see table B-9 of the openVMS linker manual. */
static bfd_boolean
-etir_sto (bfd * abfd, int cmd, unsigned char *ptr)
+etir_sto (bfd *abfd, int cmd, unsigned char *ptr, int *quarter_relocs)
{
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);
+ _bfd_hexdump (8, ptr, 16, (long) ptr);
#endif
switch (cmd)
@@ -353,6 +501,7 @@ etir_sto (bfd * abfd, int cmd, unsigned char *ptr)
dummy = _bfd_vms_pop (abfd, &psect);
/* FIXME: check top bits. */
image_write_b (abfd, (unsigned int) dummy & 0xff);
+ *quarter_relocs = 0;
break;
/* Store word: pop stack, write word
@@ -361,6 +510,7 @@ etir_sto (bfd * abfd, int cmd, unsigned char *ptr)
dummy = _bfd_vms_pop (abfd, &psect);
/* FIXME: check top bits */
image_write_w (abfd, (unsigned int) dummy & 0xffff);
+ *quarter_relocs = 0;
break;
/* Store longword: pop stack, write longword
@@ -370,6 +520,10 @@ etir_sto (bfd * abfd, int cmd, unsigned char *ptr)
dummy += (PRIV (sections)[psect])->vma;
/* FIXME: check top bits. */
image_write_l (abfd, (unsigned int) dummy & 0xffffffff);
+ if (*quarter_relocs == 2)
+ *quarter_relocs = 4;
+ else
+ *quarter_relocs += 1;
break;
/* Store quadword: pop stack, write quadword
@@ -379,6 +533,10 @@ etir_sto (bfd * abfd, int cmd, unsigned char *ptr)
dummy += (PRIV (sections)[psect])->vma;
/* FIXME: check top bits. */
image_write_q (abfd, dummy);
+ if (*quarter_relocs == 2)
+ *quarter_relocs = 4;
+ else
+ *quarter_relocs += 1;
break;
/* Store immediate repeated: pop stack for repeat count
@@ -393,6 +551,7 @@ etir_sto (bfd * abfd, int cmd, unsigned char *ptr)
while (dummy-- > 0)
image_dump (abfd, ptr+4, size, 0);
}
+ *quarter_relocs = 0;
break;
/* Store global: write symbol value
@@ -406,15 +565,13 @@ etir_sto (bfd * abfd, int cmd, unsigned char *ptr)
entry = (vms_symbol_entry *) bfd_hash_lookup (PRIV (vms_symbol_table),
name, FALSE, FALSE);
if (entry == NULL)
- {
- (*_bfd_error_handler) (_("%s: no symbol \"%s\""),
- cmd_name (cmd), name);
- return FALSE;
- }
+ /* FIXME, reloc. */
+ image_write_q (abfd, (uquad) (0));
else
/* FIXME, reloc. */
image_write_q (abfd, (uquad) (entry->symbol->value));
}
+ *quarter_relocs = 4;
break;
/* Store code address: write address of entry point
@@ -428,15 +585,13 @@ etir_sto (bfd * abfd, int cmd, unsigned char *ptr)
entry = (vms_symbol_entry *) bfd_hash_lookup (PRIV (vms_symbol_table),
name, FALSE, FALSE);
if (entry == NULL)
- {
- (*_bfd_error_handler) (_("%s: no symbol \"%s\""),
- cmd_name (cmd), name);
- return FALSE;
- }
+ /* FIXME, reloc. */
+ image_write_q (abfd, (uquad) (0));
else
/* FIXME, reloc. */
image_write_q (abfd, (uquad) (entry->symbol->value));
}
+ *quarter_relocs = 4;
break;
/* Store offset to psect: pop stack, add low 32 bits to base of psect
@@ -450,6 +605,7 @@ etir_sto (bfd * abfd, int cmd, unsigned char *ptr)
q += (PRIV (sections)[psect1])->vma;
image_write_q (abfd, q);
}
+ *quarter_relocs += 2;
break;
/* Store immediate
@@ -462,6 +618,7 @@ etir_sto (bfd * abfd, int cmd, unsigned char *ptr)
size = bfd_getl32 (ptr);
image_dump (abfd, ptr+4, size, 0);
}
+ *quarter_relocs = 0;
break;
/* This code is 'reserved to digital' according to the openVMS
@@ -489,22 +646,26 @@ etir_sto (bfd * abfd, int cmd, unsigned char *ptr)
/* FIXME, reloc. */
image_write_l (abfd, (unsigned long) (entry->symbol->value));
}
+ *quarter_relocs = 4;
break;
case ETIR_S_C_STO_RB:
case ETIR_S_C_STO_AB:
case ETIR_S_C_STO_LP_PSB:
(*_bfd_error_handler) (_("%s: not supported"), cmd_name (cmd));
- break;
+ *quarter_relocs = 0;
+ return FALSE;
case ETIR_S_C_STO_HINT_GBL:
case ETIR_S_C_STO_HINT_PS:
(*_bfd_error_handler) (_("%s: not implemented"), cmd_name (cmd));
- break;
+ *quarter_relocs = 0;
+ return FALSE;
default:
(*_bfd_error_handler) (_("reserved STO cmd %d"), cmd);
- break;
+ *quarter_relocs = 0;
+ return FALSE;
}
return TRUE;
@@ -518,15 +679,22 @@ etir_sto (bfd * abfd, int cmd, unsigned char *ptr)
see table B-10 of the openVMS linker manual. */
static bfd_boolean
-etir_opr (bfd * abfd, int cmd, unsigned char *ptr ATTRIBUTE_UNUSED)
+etir_opr (bfd *abfd, int cmd, unsigned char *ptr ATTRIBUTE_UNUSED,
+ int *quarter_relocs)
{
long op1, op2;
#if VMS_DEBUG
_bfd_vms_debug (5, "etir_opr %d/%x\n", cmd, cmd);
- _bfd_hexdump (8, ptr, 16, (int) ptr);
+ _bfd_hexdump (8, ptr, 16, (long) ptr);
#endif
+ /* No relocation uses OPR commands except ETIR_S_C_OPR_ADD. */
+ if (cmd == ETIR_S_C_OPR_ADD)
+ *quarter_relocs += 1;
+ else
+ *quarter_relocs = 0;
+
switch (cmd)
{
case ETIR_S_C_OPR_NOP: /* No-op. */
@@ -604,7 +772,7 @@ etir_opr (bfd * abfd, int cmd, unsigned char *ptr ATTRIBUTE_UNUSED)
case ETIR_S_C_OPR_REDEF: /* Redefine symbol to current location. */
case ETIR_S_C_OPR_DFLIT: /* Define a literal. */
(*_bfd_error_handler) (_("%s: not supported"), cmd_name (cmd));
- break;
+ return FALSE;
case ETIR_S_C_OPR_SEL: /* Select. */
if ((long) _bfd_vms_pop (abfd, NULL) & 0x01L)
@@ -619,7 +787,7 @@ etir_opr (bfd * abfd, int cmd, unsigned char *ptr ATTRIBUTE_UNUSED)
default:
(*_bfd_error_handler) (_("reserved OPR cmd %d"), cmd);
- break;
+ return FALSE;
}
return TRUE;
@@ -630,16 +798,19 @@ etir_opr (bfd * abfd, int cmd, unsigned char *ptr ATTRIBUTE_UNUSED)
See table B-11 of the openVMS linker manual. */
static bfd_boolean
-etir_ctl (bfd * abfd, int cmd, unsigned char *ptr)
+etir_ctl (bfd *abfd, int cmd, unsigned char *ptr, int *quarter_relocs)
{
- uquad dummy;
+ 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);
+ _bfd_hexdump (8, ptr, 16, (long) ptr);
#endif
+ /* No relocation uses CTL commands. */
+ *quarter_relocs = 0;
+
switch (cmd)
{
/* Det relocation base: pop stack, set image location counter
@@ -660,27 +831,28 @@ etir_ctl (bfd * abfd, int cmd, unsigned char *ptr)
arg: none. */
case ETIR_S_C_CTL_DFLOC:
dummy = _bfd_vms_pop (abfd, NULL);
- /* FIXME */
+ dst_define_location (abfd, dummy);
break;
/* Set location: pop index, restore location counter from index
arg: none. */
case ETIR_S_C_CTL_STLOC:
- dummy = _bfd_vms_pop (abfd, &psect);
- /* FIXME */
+ dummy = _bfd_vms_pop (abfd, NULL);
+ dst_restore_location (abfd, dummy);
break;
/* Stack defined location: pop index, push location counter from index
arg: none. */
case ETIR_S_C_CTL_STKDL:
- dummy = _bfd_vms_pop (abfd, &psect);
- /* FIXME. */
+ dummy = _bfd_vms_pop (abfd, NULL);
+ _bfd_vms_push (abfd, dst_retrieve_location (abfd, dummy), -1);
break;
default:
(*_bfd_error_handler) (_("reserved CTL cmd %d"), cmd);
- break;
+ return FALSE;
}
+
return TRUE;
}
@@ -689,11 +861,12 @@ etir_ctl (bfd * abfd, int cmd, unsigned char *ptr)
See table B-12 and B-13 of the openVMS linker manual. */
static bfd_boolean
-etir_stc (bfd * abfd, int cmd, unsigned char *ptr ATTRIBUTE_UNUSED)
+etir_stc (bfd *abfd, int cmd, unsigned char *ptr ATTRIBUTE_UNUSED,
+ int *quarter_relocs)
{
#if VMS_DEBUG
_bfd_vms_debug (5, "etir_stc %d/%x\n", cmd, cmd);
- _bfd_hexdump (8, ptr, 16, (int) ptr);
+ _bfd_hexdump (8, ptr, 16, (long) ptr);
#endif
switch (cmd)
@@ -701,32 +874,17 @@ etir_stc (bfd * abfd, int cmd, unsigned char *ptr ATTRIBUTE_UNUSED)
/* 200 Store-conditional Linkage Pair
arg: none. */
case ETIR_S_C_STC_LP:
- (*_bfd_error_handler) (_("%s: not supported"), cmd_name (cmd));
- 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, (uquad) 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) (_("%s: not supported"), cmd_name (cmd));
- 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) (_("%s: not supported"), cmd_name (cmd));
- break;
/* 204 Store-conditional Address at psect + offset
arg: lw linkage index
@@ -734,56 +892,82 @@ etir_stc (bfd * abfd, int cmd, unsigned char *ptr ATTRIBUTE_UNUSED)
qw offset. */
case ETIR_S_C_STC_PS:
(*_bfd_error_handler) (_("%s: not supported"), cmd_name (cmd));
+ *quarter_relocs = 0;
+ return FALSE;
+
+ /* 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, (uquad) 16); /* skip entry,procval */
+ *quarter_relocs = 4;
break;
/* 205 Store-conditional NOP at address of global
arg: none. */
case ETIR_S_C_STC_NOP_GBL:
-
- /* 206 Store-conditional NOP at pect + offset
- arg: none. */
- case ETIR_S_C_STC_NOP_PS:
+ /* ALPHA_R_NOP */
/* 207 Store-conditional BSR at global address
arg: none. */
- case ETIR_S_C_STC_BSR_GBL:
- /* 208 Store-conditional BSR at pect + offset
- arg: none. */
- case ETIR_S_C_STC_BSR_PS:
+ case ETIR_S_C_STC_BSR_GBL:
+ /* ALPHA_R_BSR */
/* 209 Store-conditional LDA at global address
arg: none. */
- case ETIR_S_C_STC_LDA_GBL:
- /* 210 Store-conditional LDA at psect + offset
- arg: none. */
- case ETIR_S_C_STC_LDA_PS:
+ case ETIR_S_C_STC_LDA_GBL:
+ /* ALPHA_R_LDA */
/* 211 Store-conditional BSR or Hint at global address
arg: none. */
- case ETIR_S_C_STC_BOH_GBL:
- /* 212 Store-conditional BSR or Hint at pect + offset
- arg: none. */
- case ETIR_S_C_STC_BOH_PS:
+ case ETIR_S_C_STC_BOH_GBL:
+ *quarter_relocs = 4;
+ break;
/* 213 Store-conditional NOP,BSR or HINT at global address
arg: none. */
+
case ETIR_S_C_STC_NBH_GBL:
- /* 214 Store-conditional NOP,BSR or HINT at psect + offset
+ /* 206 Store-conditional NOP at pect + offset
+ arg: none. */
+
+ case ETIR_S_C_STC_NOP_PS:
+
+ /* 208 Store-conditional BSR at pect + offset
+ arg: none. */
+
+ case ETIR_S_C_STC_BSR_PS:
+
+ /* 210 Store-conditional LDA at psect + offset
+ arg: none. */
+
+ case ETIR_S_C_STC_LDA_PS:
+
+ /* 212 Store-conditional BSR or Hint at pect + offset
+ arg: none. */
+
+ case ETIR_S_C_STC_BOH_PS:
+
+ /* 214 Store-conditional NOP, BSR or HINT at psect + offset
arg: none. */
case ETIR_S_C_STC_NBH_PS:
- /* FIXME */
- break;
+ (*_bfd_error_handler) ("%s: not supported", cmd_name (cmd));
+ *quarter_relocs = 0;
+ return FALSE;
default:
-#if VMS_DEBUG
- _bfd_vms_debug (3, "reserved STC cmd %d", cmd);
-#endif
- break;
+ (*_bfd_error_handler) (_("reserved STC cmd %d"), cmd);
+ *quarter_relocs = 0;
+ return FALSE;
}
+
return TRUE;
}
@@ -851,10 +1035,10 @@ alloc_section (bfd * abfd, unsigned int idx)
/* tir_sta
- vax stack commands
+ Vax stack commands.
- Handle sta_xxx commands in tir section
- ptr points to data area in record
+ Handle sta_xxx commands in tir section,
+ ptr points to data area in record.
See table 7-3 of the VAX/VMS linker manual. */
@@ -924,7 +1108,7 @@ tir_sta (bfd * abfd, unsigned char *ptr)
by signed byte offset. */
{
unsigned long dummy;
- unsigned int psect;
+ int psect;
if (cmd == TIR_S_C_STA_PB)
psect = *ptr++;
@@ -934,12 +1118,12 @@ tir_sta (bfd * abfd, unsigned char *ptr)
ptr += 2;
}
- if (psect >= PRIV (section_count))
+ if ((unsigned int) psect >= PRIV (section_count))
alloc_section (abfd, psect);
dummy = (long) *ptr++;
dummy += (PRIV (sections)[psect])->vma;
- _bfd_vms_push (abfd, (uquad) dummy, (int) psect);
+ _bfd_vms_push (abfd, (uquad) dummy, psect);
}
break;
@@ -951,7 +1135,7 @@ tir_sta (bfd * abfd, unsigned char *ptr)
sh signed short offset. */
{
unsigned long dummy;
- unsigned int psect;
+ int psect;
if (cmd == TIR_S_C_STA_PW)
psect = *ptr++;
@@ -961,12 +1145,12 @@ tir_sta (bfd * abfd, unsigned char *ptr)
ptr += 2;
}
- if (psect >= PRIV (section_count))
+ if ((unsigned int) psect >= PRIV (section_count))
alloc_section (abfd, psect);
dummy = bfd_getl16 (ptr); ptr+=2;
dummy += (PRIV (sections)[psect])->vma;
- _bfd_vms_push (abfd, (uquad) dummy, (int) psect);
+ _bfd_vms_push (abfd, (uquad) dummy, psect);
}
break;
@@ -978,7 +1162,7 @@ tir_sta (bfd * abfd, unsigned char *ptr)
lw signed longword offset. */
{
unsigned long dummy;
- unsigned int psect;
+ int psect;
if (cmd == TIR_S_C_STA_PL)
psect = *ptr++;
@@ -988,12 +1172,12 @@ tir_sta (bfd * abfd, unsigned char *ptr)
ptr += 2;
}
- if (psect >= PRIV (section_count))
+ if ((unsigned int) psect >= PRIV (section_count))
alloc_section (abfd, psect);
dummy = bfd_getl32 (ptr); ptr += 4;
dummy += (PRIV (sections)[psect])->vma;
- _bfd_vms_push (abfd, (uquad) dummy, (int) psect);
+ _bfd_vms_push (abfd, (uquad) dummy, psect);
}
break;
@@ -1457,7 +1641,7 @@ static unsigned char *
tir_ctl (bfd * abfd, unsigned char *ptr)
{
unsigned long dummy;
- unsigned int psect;
+ int psect;
#if VMS_DEBUG
_bfd_vms_debug (5, "tir_ctl %d\n", *ptr);
@@ -1468,10 +1652,10 @@ tir_ctl (bfd * abfd, unsigned char *ptr)
case TIR_S_C_CTL_SETRB:
/* Set relocation base: pop stack, set image location counter
arg: none. */
- dummy = _bfd_vms_pop (abfd, (int *) &psect);
- if (psect >= PRIV (section_count))
+ dummy = _bfd_vms_pop (abfd, &psect);
+ if ((unsigned int) psect >= PRIV (section_count))
alloc_section (abfd, psect);
- image_set_ptr (abfd, (int) psect, (uquad) dummy);
+ image_set_ptr (abfd, psect, (uquad) dummy);
break;
case TIR_S_C_CTL_AUGRB:
@@ -1492,7 +1676,7 @@ tir_ctl (bfd * abfd, unsigned char *ptr)
case TIR_S_C_CTL_STLOC:
/* Set location: pop index, restore location counter from index
arg: none. */
- dummy = _bfd_vms_pop (abfd, (int *) &psect);
+ dummy = _bfd_vms_pop (abfd, &psect);
(*_bfd_error_handler) (_("%s: not fully implemented"),
tir_cmd_name (ptr[-1]));
break;
@@ -1500,7 +1684,7 @@ tir_ctl (bfd * abfd, unsigned char *ptr)
case TIR_S_C_CTL_STKDL:
/* Stack defined location: pop index, push location counter from index
arg: none. */
- dummy = _bfd_vms_pop (abfd, (int *) &psect);
+ dummy = _bfd_vms_pop (abfd, &psect);
(*_bfd_error_handler) (_("%s: not fully implemented"),
tir_cmd_name (ptr[-1]));
break;
@@ -1517,7 +1701,7 @@ tir_ctl (bfd * abfd, unsigned char *ptr)
static unsigned char *
tir_cmd (bfd * abfd, unsigned char *ptr)
{
- struct
+ static const struct
{
int mincod;
int maxcod;
@@ -1535,7 +1719,7 @@ tir_cmd (bfd * abfd, unsigned char *ptr)
#if VMS_DEBUG
_bfd_vms_debug (4, "tir_cmd %d/%x\n", *ptr, *ptr);
- _bfd_hexdump (8, ptr, 16, (int) ptr);
+ _bfd_hexdump (8, ptr, 16, (long) ptr);
#endif
if (*ptr & 0x80)
@@ -1570,13 +1754,13 @@ tir_cmd (bfd * abfd, unsigned char *ptr)
/* Handle command from ETIR section. */
static int
-etir_cmd (bfd * abfd, int cmd, unsigned char *ptr)
+etir_cmd (bfd *abfd, int cmd, unsigned char *ptr, int *quarter_relocs)
{
- static struct
+ static const struct
{
int mincod;
int maxcod;
- bfd_boolean (*explain) (bfd *, int, unsigned char *);
+ bfd_boolean (*explain) (bfd *, int, unsigned char *, int *);
}
etir_table[] =
{
@@ -1591,8 +1775,8 @@ etir_cmd (bfd * abfd, int cmd, unsigned char *ptr)
int i = 0;
#if VMS_DEBUG
- _bfd_vms_debug (4, "etir_cmd %d/%x\n", cmd, cmd);
- _bfd_hexdump (8, ptr, 16, (int) ptr);
+ _bfd_vms_debug (4, "etir_cmd: %s(%d)\n", cmd_name (cmd), cmd);
+ _bfd_hexdump (8, ptr, 16, (long) ptr);
#endif
while (etir_table[i].mincod >= 0)
@@ -1600,7 +1784,7 @@ etir_cmd (bfd * abfd, int cmd, unsigned char *ptr)
if ( (etir_table[i].mincod <= cmd)
&& (cmd <= etir_table[i].maxcod))
{
- if (!etir_table[i].explain (abfd, cmd, ptr))
+ if (!etir_table[i].explain (abfd, cmd, ptr, quarter_relocs))
return -1;
break;
}
@@ -1608,7 +1792,7 @@ etir_cmd (bfd * abfd, int cmd, unsigned char *ptr)
}
#if VMS_DEBUG
- _bfd_vms_debug (4, "etir_cmd: = 0\n");
+ _bfd_vms_debug (4, "etir_cmd: result = 0\n");
#endif
return 0;
}
@@ -1643,28 +1827,67 @@ analyze_tir (bfd * abfd, unsigned char *ptr, unsigned int length)
static int
analyze_etir (bfd * abfd, unsigned char *ptr, unsigned int length)
{
- int cmd;
- unsigned char *maxptr;
+ unsigned char *maxptr = ptr + length;
+ /* Relocations are made of 1, 2 or 4 ETIR commands.
+ We therefore count them using quarters. */
+ int quarter_relocs = 0;
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);
+ int cmd = bfd_getl16 (ptr);
+ int cmd_length = bfd_getl16 (ptr + 2);
+ result = etir_cmd (abfd, cmd, ptr + 4, &quarter_relocs);
if (result != 0)
break;
- ptr += length;
+
+ /* If we have a relocation, we record its length to size
+ future buffers and bump the reloc count of the section. */
+ if (quarter_relocs)
+ {
+ vms_section_data (PRIV (image_section))->reloc_size += cmd_length;
+ abfd->flags |= HAS_RELOC;
+
+ if (quarter_relocs == 4)
+ {
+ PRIV (image_section)->reloc_count++;
+
+#if VMS_DEBUG
+ _bfd_vms_debug (4, "-> reloc %d at 0x%x\n",
+ PRIV (image_section)->reloc_count-1,
+ ptr - (maxptr - length));
+#endif
+
+ quarter_relocs = 0;
+ }
+ else if (quarter_relocs > 4)
+ {
+
+#if VMS_DEBUG
+ _bfd_vms_debug (4, "Reloc count error (%d) in section %s\n",
+ PRIV (image_section)->reloc_count,
+ PRIV (image_section)->name);
+#endif
+
+ quarter_relocs = 0;
+ }
+ }
+
+ /* If we have a Store Immediate, we reserve space for the
+ count argument. */
+ else if (cmd == ETIR_S_C_STO_IMM)
+ vms_section_data (PRIV (image_section))->reloc_size
+ += ETIR_S_C_HEADER_SIZE + 4;
+
+ ptr += cmd_length;
}
#if VMS_DEBUG
- _bfd_vms_debug (3, "analyze_etir: = %d\n", result);
+ _bfd_vms_debug (3, "analyze_etir: result = %d\n", result);
#endif
return result;
@@ -1685,8 +1908,8 @@ _bfd_vms_slurp_tir (bfd * abfd, int objtype)
switch (objtype)
{
case EOBJ_S_C_ETIR:
- PRIV (vms_rec) += 4; /* Skip type, size. */
- PRIV (rec_size) -= 4;
+ PRIV (vms_rec) += ETIR_S_C_HEADER_SIZE;
+ PRIV (rec_size) -= ETIR_S_C_HEADER_SIZE;
result = analyze_etir (abfd, PRIV (vms_rec), (unsigned) PRIV (rec_size));
break;
case OBJ_S_C_TIR:
@@ -1702,33 +1925,361 @@ _bfd_vms_slurp_tir (bfd * abfd, int objtype)
return result;
}
-/* Process EDBG record
- Return 0 on success, -1 on error
-
- Not implemented yet. */
+ /* Slurp relocs from ETIR sections and (temporarily) save them
+ in the per-section reloc buffer. */
int
-_bfd_vms_slurp_dbg (bfd * abfd, int objtype ATTRIBUTE_UNUSED)
+_bfd_vms_slurp_relocs (bfd *abfd)
{
+ struct vms_section_data_struct *vsd;
+ unsigned char *begin = PRIV (vms_rec) + 4;
+ unsigned char *end = PRIV (vms_rec) + PRIV (rec_size);
+ unsigned char *ptr;
+ int cmd, length, slurped_length;
+
#if VMS_DEBUG
- _bfd_vms_debug (2, "DBG/EDBG\n");
+ _bfd_vms_debug (3, "_bfd_vms_slurp_relocs: %d bytes\n", PRIV (rec_size));
+#endif
+
+ for (ptr = begin; ptr < end; ptr += length)
+ {
+ cmd = bfd_getl16 (ptr);
+ length = bfd_getl16 (ptr + 2);
+ slurped_length = length;
+
+ switch (cmd)
+ {
+ case ETIR_S_C_STA_PQ: /* ALPHA_R_REF{LONG|QUAD}, others part 1 */
+ /* This one is special as it is both part of the section header
+ and of the ALPHA_R_REFLONG and ALPHA_R_REFQUAD relocations. */
+ if (bfd_getl16 (ptr + length) == ETIR_S_C_CTL_SETRB)
+ {
+ int psect = bfd_getl32 (ptr + ETIR_S_C_HEADER_SIZE);
+ PRIV (image_section) = PRIV (sections)[psect];
+ continue;
+ }
+
+ case ETIR_S_C_STA_GBL: /* ALPHA_R_REFLONG und_section, step 1 */
+ /* ALPHA_R_REFQUAD und_section, step 1 */
+ break;
+
+ case ETIR_S_C_STA_LW: /* ALPHA_R_REFLONG und_section, step 2 */
+ /* ALPHA_R_REFLONG abs_section, step 1 */
+ /* This one is special as it is both part of the section header
+ and of the ALPHA_R_REFLONG relocation. */
+ if (bfd_getl16 (ptr + length) == ETIR_S_C_CTL_DFLOC)
+ {
+ PRIV (image_section) = PRIV (dst_section);
+ continue;
+ }
+
+ case ETIR_S_C_STA_QW: /* ALPHA_R_REFQUAD und_section, step 2 */
+ /* ALPHA_R_REFQUAD abs_section, step 1 */
+
+ case ETIR_S_C_STO_LW: /* ALPHA_R_REFLONG und_section, step 4 */
+ /* ALPHA_R_REFLONG abs_section, step 2 */
+ /* ALPHA_R_REFLONG others, step 2 */
+
+ case ETIR_S_C_STO_QW: /* ALPHA_R_REFQUAD und_section, step 4 */
+ /* ALPHA_R_REFQUAD abs_section, step 2 */
+
+ case ETIR_S_C_STO_OFF: /* ALPHA_R_REFQUAD others, step 2 */
+
+ case ETIR_S_C_OPR_ADD: /* ALPHA_R_REFLONG und_section, step 3 */
+ /* ALPHA_R_REFQUAD und_section, step 3 */
+
+ case ETIR_S_C_STO_CA: /* ALPHA_R_CODEADDR */
+ case ETIR_S_C_STO_GBL: /* ALPHA_R_REFQUAD und_section */
+ case ETIR_S_C_STO_GBL_LW: /* ALPHA_R_REFLONG und_section */
+ case ETIR_S_C_STC_LP_PSB: /* ALPHA_R_LINKAGE */
+ case ETIR_S_C_STC_NOP_GBL: /* ALPHA_R_NOP */
+ case ETIR_S_C_STC_BSR_GBL: /* ALPHA_R_BSR */
+ case ETIR_S_C_STC_LDA_GBL: /* ALPHA_R_LDA */
+ case ETIR_S_C_STC_BOH_GBL: /* ALPHA_R_BOH */
+ break;
+
+ case ETIR_S_C_STO_IMM:
+ if (PRIV (image_section)->reloc_count == 0)
+ continue;
+ /* This is not a relocation, but we nevertheless slurp the
+ count argument. We'll use it to compute the addresses
+ of the relocations. */
+ slurped_length = ETIR_S_C_HEADER_SIZE + 4;
+ break;
+
+ default:
+ continue;
+ }
+
+ vsd = vms_section_data (PRIV (image_section));
+ memcpy (vsd->reloc_stream + vsd->reloc_offset, ptr, slurped_length);
+ vsd->reloc_offset += slurped_length;
+ if (vsd->reloc_offset > vsd->reloc_size)
+ {
+ (*_bfd_error_handler) (_("Reloc size error in section %s"),
+ PRIV (image_section)->name);
+ return -1;
+ }
+ }
+
+#if VMS_DEBUG
+ _bfd_vms_debug (3, "_bfd_vms_slurp_relocs: result = 0\n");
#endif
- abfd->flags |= (HAS_DEBUG | HAS_LINENO);
return 0;
}
-/* Process ETBT record
- Return 0 on success, -1 on error
-
- Not implemented yet. */
+/* Decode relocs from the reloc buffer of the specified section
+ and internalize them in the specified buffer. */
int
-_bfd_vms_slurp_tbt (bfd * abfd ATTRIBUTE_UNUSED,
- int objtype ATTRIBUTE_UNUSED)
+_bfd_vms_decode_relocs (bfd *abfd, arelent *relocs, asection *section,
+ asymbol **symbols ATTRIBUTE_UNUSED)
{
+ int saved_cmd, saved_sym_offset, saved_sec_offset, saved_addend_offset;
+ int cmd, sym_offset, sec_offset, address_offset, addend_offset;
+ struct vms_section_data_struct *vsd = vms_section_data (section);
+ bfd_reloc_code_real_type reloc_code;
+ vms_symbol_entry *entry;
+ bfd_vma vaddr = 0;
+ unsigned char *begin = vsd->reloc_stream;
+ unsigned char *end = vsd->reloc_stream + vsd->reloc_size;
+ unsigned char *ptr, *arg_ptr;
+ const char *name;
+ int length;
+
#if VMS_DEBUG
- _bfd_vms_debug (2, "TBT/ETBT\n");
+ _bfd_vms_debug (3, "_bfd_vms_decode_relocs: %d bytes\n", vsd->reloc_size);
+#endif
+
+ #define PUSH_CMD() \
+ { \
+ saved_cmd = cmd; \
+ saved_sym_offset = sym_offset - length; \
+ saved_sec_offset = sec_offset - length; \
+ saved_addend_offset = addend_offset - length; \
+ continue; \
+ }
+
+ #define POP_CMD() \
+ { \
+ cmd = saved_cmd; \
+ saved_cmd = ETIR_S_C_MAXSTCCOD + 1; \
+ sym_offset = saved_sym_offset; \
+ sec_offset = saved_sec_offset; \
+ addend_offset= saved_addend_offset; \
+ }
+
+ #define CMD_PUSHED (saved_cmd != ETIR_S_C_MAXSTCCOD + 1)
+
+ #define NO_OFFSET -128
+
+ saved_cmd = ETIR_S_C_MAXSTCCOD + 1;
+ saved_sym_offset = NO_OFFSET;
+ saved_sec_offset = NO_OFFSET;
+ saved_addend_offset = NO_OFFSET;
+
+ for (ptr = begin; ptr < end; ptr += length)
+ {
+ cmd = bfd_getl16 (ptr);
+ length = bfd_getl16 (ptr + 2);
+
+ arg_ptr = ptr + ETIR_S_C_HEADER_SIZE;
+ sym_offset = NO_OFFSET;
+ sec_offset = NO_OFFSET;
+ address_offset = NO_OFFSET;
+ addend_offset = NO_OFFSET;
+
+ switch (cmd)
+ {
+ case ETIR_S_C_STA_GBL: /* ALPHA_R_REFLONG und_section, step 1 */
+ /* ALPHA_R_REFQUAD und_section, step 1 */
+ sym_offset = 0;
+ PUSH_CMD ()
+
+ case ETIR_S_C_STA_PQ: /* ALPHA_R_REF{LONG|QUAD}, others part 1 */
+ sec_offset = 0;
+ addend_offset = 4;
+ PUSH_CMD ()
+
+ case ETIR_S_C_STA_LW: /* ALPHA_R_REFLONG abs_section, step 1 */
+ /* ALPHA_R_REFLONG und_section, step 2 */
+ if (CMD_PUSHED)
+ {
+ POP_CMD ()
+ if (cmd != ETIR_S_C_STA_GBL)
+ {
+ (*_bfd_error_handler) (_("Unknown reloc %s + %s"),
+ cmd_name (cmd),
+ cmd_name (ETIR_S_C_STA_LW));
+ return 0;
+ }
+ cmd = ETIR_S_C_STA_LW;
+ }
+ addend_offset = 0;
+ PUSH_CMD ()
+
+ case ETIR_S_C_STA_QW: /* ALPHA_R_REFQUAD abs_section, step 1 */
+ /* ALPHA_R_REFQUAD und_section, step 2 */
+ if (CMD_PUSHED)
+ {
+ POP_CMD ()
+ if (cmd != ETIR_S_C_STA_GBL)
+ {
+ (*_bfd_error_handler) (_("Unknown reloc %s + %s"),
+ cmd_name (cmd),
+ cmd_name (ETIR_S_C_STA_QW));
+ return 0;
+ }
+ cmd = ETIR_S_C_STA_QW;
+ }
+ addend_offset = 0;
+ PUSH_CMD ()
+
+ case ETIR_S_C_STO_LW: /* ALPHA_R_REFLONG und_section, step 4 */
+ /* ALPHA_R_REFLONG abs_section, step 2 */
+ /* ALPHA_R_REFLONG others, step 2 */
+ POP_CMD ()
+ if (cmd != ETIR_S_C_OPR_ADD
+ && cmd != ETIR_S_C_STA_LW
+ && cmd != ETIR_S_C_STA_PQ)
+ {
+ (*_bfd_error_handler) (_("Unknown reloc %s + %s"),
+ cmd_name (cmd), cmd_name (ETIR_S_C_STO_LW));
+ return 0;
+ }
+ reloc_code = BFD_RELOC_32;
+ break;
+
+ case ETIR_S_C_STO_QW: /* ALPHA_R_REFQUAD und_section, step 4 */
+ /* ALPHA_R_REFQUAD abs_section, step 2 */
+ POP_CMD ()
+ if (cmd != ETIR_S_C_OPR_ADD && cmd != ETIR_S_C_STA_QW)
+ {
+ (*_bfd_error_handler) (_("Unknown reloc %s + %s"),
+ cmd_name (cmd), cmd_name (ETIR_S_C_STO_QW));
+ return 0;
+ }
+ reloc_code = BFD_RELOC_64;
+ break;
+
+ case ETIR_S_C_STO_OFF: /* ALPHA_R_REFQUAD others, step 2 */
+ POP_CMD ()
+ if (cmd != ETIR_S_C_STA_PQ)
+ {
+ (*_bfd_error_handler) (_("Unknown reloc %s + %s"),
+ cmd_name (cmd), cmd_name (ETIR_S_C_STO_OFF));
+ return 0;
+ }
+ reloc_code = BFD_RELOC_64;
+ break;
+
+ case ETIR_S_C_OPR_ADD: /* ALPHA_R_REFLONG und_section, step 3 */
+ /* ALPHA_R_REFQUAD und_section, step 3 */
+ POP_CMD ()
+ if (cmd != ETIR_S_C_STA_LW && cmd != ETIR_S_C_STA_QW)
+ {
+ (*_bfd_error_handler) (_("Unknown reloc %s + %s"),
+ cmd_name (cmd), cmd_name (ETIR_S_C_OPR_ADD));
+ return 0;
+ }
+ cmd = ETIR_S_C_OPR_ADD;
+ PUSH_CMD ()
+
+ case ETIR_S_C_STO_CA: /* ALPHA_R_CODEADDR */
+ reloc_code = BFD_RELOC_ALPHA_CODEADDR;
+ sym_offset = 0;
+ break;
+
+ case ETIR_S_C_STO_GBL: /* ALPHA_R_REFQUAD und_section */
+ reloc_code = BFD_RELOC_64;
+ sym_offset = 0;
+ break;
+
+ case ETIR_S_C_STO_GBL_LW: /* ALPHA_R_REFLONG und_section */
+ reloc_code = BFD_RELOC_32;
+ sym_offset = 0;
+ break;
+
+ case ETIR_S_C_STC_LP_PSB: /* ALPHA_R_LINKAGE */
+ reloc_code = BFD_RELOC_ALPHA_LINKAGE;
+ sym_offset = 4;
+ break;
+
+ case ETIR_S_C_STC_NOP_GBL: /* ALPHA_R_NOP */
+ reloc_code = BFD_RELOC_ALPHA_NOP;
+ goto call_reloc;
+
+ case ETIR_S_C_STC_BSR_GBL: /* ALPHA_R_BSR */
+ reloc_code = BFD_RELOC_ALPHA_BSR;
+ goto call_reloc;
+
+ case ETIR_S_C_STC_LDA_GBL: /* ALPHA_R_LDA */
+ reloc_code = BFD_RELOC_ALPHA_LDA;
+ goto call_reloc;
+
+ case ETIR_S_C_STC_BOH_GBL: /* ALPHA_R_BOH */
+ reloc_code = BFD_RELOC_ALPHA_BOH;
+ goto call_reloc;
+
+ call_reloc:
+ sym_offset = 32;
+ address_offset = 8;
+ addend_offset = 24;
+ break;
+
+ case ETIR_S_C_STO_IMM:
+ vaddr += bfd_getl32 (arg_ptr);
+ length = ETIR_S_C_HEADER_SIZE + 4;
+ continue;
+
+ default:
+ continue;
+ }
+
+ relocs->howto = bfd_reloc_type_lookup (abfd, reloc_code);
+
+ if (sym_offset > NO_OFFSET)
+ {
+ name = _bfd_vms_save_counted_string (arg_ptr + sym_offset);
+ entry = (vms_symbol_entry *)
+ bfd_hash_lookup (PRIV (vms_symbol_table), name, FALSE, FALSE);
+ if (entry == NULL)
+ {
+ (*_bfd_error_handler) (_("Unknown symbol %s in command %s"),
+ name, cmd_name (cmd));
+ relocs->sym_ptr_ptr = NULL;
+ }
+ else
+ /* ??? This is a hack. We should point in 'symbols'. */
+ relocs->sym_ptr_ptr = &entry->symbol;
+ }
+ else if (sec_offset > NO_OFFSET)
+ relocs->sym_ptr_ptr
+ = PRIV (sections)[bfd_getl32 (arg_ptr + sec_offset)]->symbol_ptr_ptr;
+ else
+ relocs->sym_ptr_ptr = NULL;
+
+ if (address_offset > NO_OFFSET)
+ relocs->address = bfd_getl64 (arg_ptr + address_offset);
+ else
+ relocs->address = vaddr;
+
+ if (addend_offset > NO_OFFSET)
+ relocs->addend = bfd_getl64 (arg_ptr + addend_offset);
+ else
+ relocs->addend = 0;
+
+ vaddr += bfd_get_reloc_size (relocs->howto);
+ relocs++;
+ }
+
+ #undef PUSH_CMD
+ #undef POP_CMD
+ #undef NO_OFFSET
+
+#if VMS_DEBUG
+ _bfd_vms_debug (3, "_bfd_vms_decode_relocs: result = 0\n");
#endif
return 0;
@@ -1750,6 +2301,20 @@ _bfd_vms_slurp_lnk (bfd * abfd ATTRIBUTE_UNUSED,
return 0;
}
+/* WRITE ETIR SECTION
+
+ This is still under construction and therefore not documented. */
+
+static void start_etir_record (bfd *abfd, int index, uquad offset,
+ bfd_boolean justoffset);
+static void start_first_etbt_record (bfd *abfd);
+static void start_another_etbt_record (bfd *abfd);
+static void sto_imm (bfd *abfd, bfd_size_type, unsigned char *, bfd_vma vaddr,
+ int index, const char *name);
+static void end_etir_record (bfd *abfd);
+static void etir_output_check (bfd *abfd, asection *section, bfd_vma vaddr,
+ int checklen);
+
/* Start ETIR record for section #index at virtual addr offset. */
static void
@@ -1780,25 +2345,20 @@ end_etir_record (bfd * abfd)
_bfd_vms_output_end (abfd);
}
-/* WRITE ETIR SECTION
-
- This is still under construction and therefore not documented. */
+/* Output a STO_IMM command for SSIZE bytes of data from CPR at virtual
+ address VADDR in section specified by INDEX and NAME. */
static void
-sto_imm (bfd * abfd, vms_section *sptr, bfd_vma vaddr, int index)
+sto_imm (bfd *abfd, bfd_size_type ssize, unsigned char *cptr, bfd_vma vaddr,
+ int index, const char *name)
{
- int size;
- int ssize;
- unsigned char *cptr;
+ bfd_size_type size;
#if VMS_DEBUG
- _bfd_vms_debug (8, "sto_imm %d bytes\n", sptr->size);
- _bfd_hexdump (9, sptr->contents, (int) sptr->size, (int) vaddr);
+ _bfd_vms_debug (8, "sto_imm %d bytes\n", ssize);
+ _bfd_hexdump (9, cptr, (int) ssize, (int) vaddr);
#endif
- ssize = sptr->size;
- cptr = sptr->contents;
-
while (ssize > 0)
{
/* Try all the rest. */
@@ -1808,11 +2368,14 @@ sto_imm (bfd * abfd, vms_section *sptr, bfd_vma vaddr, int index)
{
/* Doesn't fit, split ! */
end_etir_record (abfd);
- start_etir_record (abfd, index, vaddr, FALSE);
- /* Get max size. */
- size = _bfd_vms_output_check (abfd, 0);
- /* More than what's left ? */
- if (size > ssize)
+
+ if (name [0] && name[1] == 'v' && !strcmp (name, ".vmsdebug"))
+ start_another_etbt_record (abfd);
+ else
+ 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;
}
@@ -1827,8 +2390,63 @@ sto_imm (bfd * abfd, vms_section *sptr, bfd_vma vaddr, int index)
#endif
vaddr += size;
- ssize -= size;
cptr += size;
+ ssize -= size;
+ }
+}
+
+/* Start ETBT record for section #index at virtual addr offset. */
+
+static void
+start_first_etbt_record (bfd *abfd)
+{
+ _bfd_vms_output_begin (abfd, EOBJ_S_C_ETBT, -1);
+ _bfd_vms_output_push (abfd);
+
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STA_LW, -1); /* push start offset */
+ _bfd_vms_output_long (abfd, (unsigned long) 0);
+ _bfd_vms_output_flush (abfd);
+
+ _bfd_vms_output_begin (abfd, ETIR_S_C_CTL_DFLOC, -1); /* start = pop() */
+ _bfd_vms_output_flush (abfd);
+}
+
+static void
+start_another_etbt_record (bfd *abfd)
+{
+ _bfd_vms_output_begin (abfd, EOBJ_S_C_ETBT, -1);
+ _bfd_vms_output_push (abfd);
+}
+
+static void
+etir_output_check (bfd *abfd, asection *section, bfd_vma vaddr, int checklen)
+{
+ if (_bfd_vms_output_check (abfd, checklen) < 0)
+ {
+ end_etir_record (abfd);
+ if (section->name[0] && section->name[1] == 'v'
+ && !strcmp (section->name, ".vmsdebug"))
+ start_another_etbt_record (abfd);
+ else
+ start_etir_record (abfd, section->index, vaddr, FALSE);
+ }
+}
+
+/* Return whether RELOC must be deferred till the end. */
+
+static int
+defer_reloc_p (arelent *reloc)
+{
+ switch (reloc->howto->type)
+ {
+ case ALPHA_R_NOP:
+ case ALPHA_R_LDA:
+ case ALPHA_R_BSR:
+ case ALPHA_R_BOH:
+ return 1;
+
+ default:
+ return 0;
}
}
@@ -1838,8 +2456,6 @@ int
_bfd_vms_write_tir (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);
@@ -1847,391 +2463,346 @@ _bfd_vms_write_tir (bfd * abfd, int objtype ATTRIBUTE_UNUSED)
_bfd_vms_output_alignment (abfd, 4);
- nextoffset = 0;
PRIV (vms_linkage_index) = 1;
- /* Dump all other sections. */
- section = abfd->sections;
-
- while (section != NULL)
+ for (section = abfd->sections; section; section = section->next)
{
-
#if VMS_DEBUG
_bfd_vms_debug (4, "writing %d. section '%s' (%d bytes)\n",
section->index, section->name,
(int) (section->size));
#endif
+ if (!(section->flags & SEC_HAS_CONTENTS)
+ || bfd_is_com_section (section))
+ continue;
+
+ if (!section->contents)
+ {
+ bfd_set_error (bfd_error_no_contents);
+ return -1;
+ }
+
+ if (section->name[0]
+ && section->name[1] == 'v'
+ && !strcmp (section->name, ".vmsdebug"))
+ start_first_etbt_record (abfd);
+ else
+ start_etir_record (abfd, section->index, 0, FALSE);
+
if (section->flags & SEC_RELOC)
{
- int i;
+ bfd_vma curr_addr = 0;
+ unsigned char *curr_data = section->contents;
+ bfd_size_type size;
+ int pass2_needed = 0;
+ int pass2_in_progress = 0;
+ unsigned int irel;
+
+ if (section->reloc_count <= 0)
+ (*_bfd_error_handler)
+ (_("SEC_RELOC with no relocs in section %s"), section->name);
- 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;
+ int i = section->reloc_count;
+ arelent **rptr = section->orelocation;
_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",
+ _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)->howto->name);
rptr++;
}
}
#endif
- }
- if ((section->flags & SEC_HAS_CONTENTS)
- && (! bfd_is_com_section (section)))
- {
- /* Virtual addr in section. */
- bfd_vma vaddr;
-
- sptr = _bfd_get_vms_section (abfd, section->index);
- if (sptr == NULL)
+ new_pass:
+ for (irel = 0; irel < section->reloc_count; irel++)
{
- bfd_set_error (bfd_error_no_contents);
- return -1;
- }
+ struct evax_private_udata_struct *udata;
+ arelent *rptr = section->orelocation [irel];
+ bfd_vma addr = rptr->address;
+ asymbol *sym = *rptr->sym_ptr_ptr;
+ asection *sec = sym->section;
+ int defer = defer_reloc_p (rptr);
+ unsigned int slen;
+ char *hash;
+
+ if (pass2_in_progress)
+ {
+ /* Non-deferred relocs have already been output. */
+ if (!defer)
+ continue;
+ }
+ else
+ {
+ /* Deferred relocs must be output at the very end. */
+ if (defer)
+ {
+ pass2_needed = 1;
+ continue;
+ }
- vaddr = (bfd_vma) (sptr->offset);
+ /* Regular relocs are intertwined with binary data. */
+ if (curr_addr > addr)
+ (*_bfd_error_handler) (_("Size error in section %s"),
+ section->name);
+ size = addr - curr_addr;
+ sto_imm (abfd, size, curr_data, curr_addr,
+ section->index, section->name);
+ curr_data += size;
+ curr_addr += size;
+ }
- start_etir_record (abfd, section->index, (uquad) sptr->offset,
- FALSE);
+ size = bfd_get_reloc_size (rptr->howto);
- 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;
+ switch (rptr->howto->type)
+ {
+ case ALPHA_R_IGNORE:
+ break;
- for (;;)
+ case ALPHA_R_REFLONG:
+ if (bfd_is_und_section (sym->section))
{
- 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)
+ bfd_vma addend = rptr->addend;
+ slen = strlen ((char *) sym->name);
+ hash = _bfd_vms_length_hash_symbol
+ (abfd, sym->name, EOBJ_S_C_SYMSIZ);
+ etir_output_check (abfd, section, curr_addr, slen);
+ if (addend)
{
- /* 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))
- {
- int slen = strlen ((char *) sym->name);
- char *hash;
-
- if (_bfd_vms_output_check (abfd, slen) < 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);
- hash = (_bfd_vms_length_hash_symbol
- (abfd, sym->name, EOBJ_S_C_SYMSIZ));
- _bfd_vms_output_counted (abfd, hash);
- _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))
- {
- int slen = strlen ((char *) sym->name);
- char *hash;
-
- if (_bfd_vms_output_check (abfd, slen) < 0)
- {
- end_etir_record (abfd);
- start_etir_record (abfd,
- section->index,
- vaddr, FALSE);
- }
- _bfd_vms_output_begin (abfd,
- ETIR_S_C_STO_GBL,
- -1);
- hash = (_bfd_vms_length_hash_symbol
- (abfd, sym->name, EOBJ_S_C_SYMSIZ));
- _bfd_vms_output_counted (abfd, hash);
- _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;
- char *hash ATTRIBUTE_UNUSED;
-
- hint_size = sptr->size;
- sptr->size = len;
- sto_imm (abfd, sptr, vaddr, section->index);
- sptr->size = hint_size;
- }
- break;
- case ALPHA_R_LINKAGE:
- {
- char *hash;
-
- 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;
- hash = (_bfd_vms_length_hash_symbol
- (abfd, sym->name, EOBJ_S_C_SYMSIZ));
- _bfd_vms_output_counted (abfd, hash);
- _bfd_vms_output_byte (abfd, 0);
- _bfd_vms_output_flush (abfd);
- }
- break;
-
- case ALPHA_R_CODEADDR:
- {
- int slen = strlen ((char *) sym->name);
- char *hash;
- if (_bfd_vms_output_check (abfd, slen) < 0)
- {
- end_etir_record (abfd);
- start_etir_record (abfd,
- section->index,
- vaddr, FALSE);
- }
- _bfd_vms_output_begin (abfd,
- ETIR_S_C_STO_CA,
- -1);
- hash = (_bfd_vms_length_hash_symbol
- (abfd, sym->name, EOBJ_S_C_SYMSIZ));
- _bfd_vms_output_counted (abfd, hash);
- _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++;
- }
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STA_GBL, -1);
+ _bfd_vms_output_counted (abfd, hash);
+ _bfd_vms_output_flush (abfd);
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STA_LW, -1);
+ _bfd_vms_output_long (abfd, (unsigned long) addend);
+ _bfd_vms_output_flush (abfd);
+ _bfd_vms_output_begin (abfd, ETIR_S_C_OPR_ADD, -1);
+ _bfd_vms_output_flush (abfd);
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STO_LW, -1);
+ _bfd_vms_output_flush (abfd);
}
else
{
- /* Sptr starts after reloc. */
- i--;
- /* Check next reloc. */
- rptr++;
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STO_GBL_LW, -1);
+ _bfd_vms_output_counted (abfd, hash);
+ _bfd_vms_output_flush (abfd);
}
+ }
+ else if (bfd_is_abs_section (sym->section))
+ {
+ etir_output_check (abfd, section, curr_addr, 16);
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STA_LW, -1);
+ _bfd_vms_output_long (abfd, (unsigned long) sym->value);
+ _bfd_vms_output_flush (abfd);
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STO_LW, -1);
+ _bfd_vms_output_flush (abfd);
+ }
+ else
+ {
+ etir_output_check (abfd, section, curr_addr, 32);
+ _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);
+ /* ??? Table B-8 of the OpenVMS Linker Utilily Manual
+ says that we should have a ETIR_S_C_STO_OFF here.
+ But the relocation would not be BFD_RELOC_32 then.
+ This case is very likely unreachable. */
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STO_LW, -1);
+ _bfd_vms_output_flush (abfd);
+ }
+ break;
- if (i == 0)
+ case ALPHA_R_REFQUAD:
+ if (bfd_is_und_section (sym->section))
+ {
+ bfd_vma addend = rptr->addend;
+ slen = strlen ((char *) sym->name);
+ hash = _bfd_vms_length_hash_symbol
+ (abfd, sym->name, EOBJ_S_C_SYMSIZ);
+ etir_output_check (abfd, section, curr_addr, slen);
+ if (addend)
+ {
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STA_GBL, -1);
+ _bfd_vms_output_counted (abfd, hash);
+ _bfd_vms_output_flush (abfd);
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STA_QW, -1);
+ _bfd_vms_output_quad (abfd, (uquad) addend);
+ _bfd_vms_output_flush (abfd);
+ _bfd_vms_output_begin (abfd, ETIR_S_C_OPR_ADD, -1);
+ _bfd_vms_output_flush (abfd);
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STO_QW, -1);
+ _bfd_vms_output_flush (abfd);
+ }
+ else
{
- /* All reloc checked. */
- if (sptr->size > 0)
- {
- /* Dump rest. */
- sto_imm (abfd, sptr, vaddr, section->index);
- vaddr += sptr->size;
- }
- break;
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STO_GBL, -1);
+ _bfd_vms_output_counted (abfd, hash);
+ _bfd_vms_output_flush (abfd);
}
}
+ else if (bfd_is_abs_section (sym->section))
+ {
+ etir_output_check (abfd, section, curr_addr, 16);
+ _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
+ {
+ etir_output_check (abfd, section, curr_addr, 32);
+ _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:
+ sto_imm (abfd, size, curr_data, curr_addr,
+ section->index, section->name);
+ break;
+
+ case ALPHA_R_LINKAGE:
+ etir_output_check (abfd, section, curr_addr, 64);
+ _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;
+ hash = _bfd_vms_length_hash_symbol
+ (abfd, sym->name, EOBJ_S_C_SYMSIZ);
+ _bfd_vms_output_counted (abfd, hash);
+ _bfd_vms_output_byte (abfd, 0);
+ _bfd_vms_output_flush (abfd);
+ break;
+
+ case ALPHA_R_CODEADDR:
+ slen = strlen ((char *) sym->name);
+ hash = _bfd_vms_length_hash_symbol
+ (abfd, sym->name, EOBJ_S_C_SYMSIZ);
+ etir_output_check (abfd, section, curr_addr, slen);
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STO_CA, -1);
+ _bfd_vms_output_counted (abfd, hash);
+ _bfd_vms_output_flush (abfd);
+ break;
+
+ case ALPHA_R_NOP:
+ udata
+ = (struct evax_private_udata_struct *) rptr->sym_ptr_ptr;
+ etir_output_check (abfd, section, curr_addr,
+ 32 + 1 + strlen (udata->origname));
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STC_NOP_GBL, -1);
+ _bfd_vms_output_long (abfd, (unsigned long) udata->lkindex);
+ _bfd_vms_output_long
+ (abfd, (unsigned long) udata->enbsym->section->index);
+ _bfd_vms_output_quad (abfd, (uquad) rptr->address);
+ _bfd_vms_output_long (abfd, (unsigned long) 0x47ff041f);
+ _bfd_vms_output_long
+ (abfd, (unsigned long) udata->enbsym->section->index);
+ _bfd_vms_output_quad (abfd, (uquad) rptr->addend);
+ _bfd_vms_output_counted
+ (abfd, _bfd_vms_length_hash_symbol
+ (abfd, udata->origname, EOBJ_S_C_SYMSIZ));
+ _bfd_vms_output_flush (abfd);
+ break;
+
+ case ALPHA_R_BSR:
+ (*_bfd_error_handler) (_("Spurious ALPHA_R_BSR reloc"));
+ break;
+
+ case ALPHA_R_LDA:
+ udata
+ = (struct evax_private_udata_struct *) rptr->sym_ptr_ptr;
+ etir_output_check (abfd, section, curr_addr,
+ 32 + 1 + strlen (udata->origname));
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STC_LDA_GBL, -1);
+ _bfd_vms_output_long
+ (abfd, (unsigned long) udata->lkindex + 1);
+ _bfd_vms_output_long
+ (abfd, (unsigned long) udata->enbsym->section->index);
+ _bfd_vms_output_quad (abfd, (uquad) rptr->address);
+ _bfd_vms_output_long (abfd, (unsigned long) 0x237B0000);
+ _bfd_vms_output_long
+ (abfd, (unsigned long) udata->bsym->section->index);
+ _bfd_vms_output_quad (abfd, (uquad) rptr->addend);
+ _bfd_vms_output_counted
+ (abfd, _bfd_vms_length_hash_symbol
+ (abfd, udata->origname, EOBJ_S_C_SYMSIZ));
+ _bfd_vms_output_flush (abfd);
+ break;
+
+ case ALPHA_R_BOH:
+ udata
+ = (struct evax_private_udata_struct *) rptr->sym_ptr_ptr;
+ etir_output_check (abfd, section, curr_addr,
+ 32 + 1 + strlen (udata->origname));
+ _bfd_vms_output_begin (abfd, ETIR_S_C_STC_BOH_GBL, -1);
+ _bfd_vms_output_long (abfd, (unsigned long) udata->lkindex);
+ _bfd_vms_output_long
+ (abfd, (unsigned long) udata->enbsym->section->index);
+ _bfd_vms_output_quad (abfd, (uquad) rptr->address);
+ _bfd_vms_output_long (abfd, (unsigned long) 0xD3400000);
+ _bfd_vms_output_long
+ (abfd, (unsigned long) udata->enbsym->section->index);
+ _bfd_vms_output_quad (abfd, (uquad) rptr->addend);
+ _bfd_vms_output_counted
+ (abfd, _bfd_vms_length_hash_symbol
+ (abfd, udata->origname, EOBJ_S_C_SYMSIZ));
+ _bfd_vms_output_flush (abfd);
+ break;
+
+ default:
+ (*_bfd_error_handler) (_("Unhandled relocation %s"),
+ rptr->howto->name);
+ break;
}
- else
+
+ curr_data += size;
+ curr_addr += size;
+ } /* End of relocs loop. */
+
+ if (!pass2_in_progress)
+ {
+ /* Output rest of section. */
+ if (curr_addr > section->size)
+ (*_bfd_error_handler) (_("Size error in section %s"),
+ section->name);
+ size = section->size - curr_addr;
+ sto_imm (abfd, size, curr_data, curr_addr,
+ section->index, section->name);
+ curr_data += size;
+ curr_addr += size;
+
+ if (pass2_needed)
{
- /* No relocs, just dump. */
- sto_imm (abfd, sptr, vaddr, section->index);
- vaddr += sptr->size;
+ pass2_in_progress = 1;
+ goto new_pass;
}
-
- sptr = sptr->next;
}
-
- end_etir_record (abfd);
}
+
+ else /* (section->flags & SEC_RELOC) */
+ sto_imm (abfd, section->size, section->contents, 0,
+ section->index, section->name);
- section = section->next;
+ end_etir_record (abfd);
}
_bfd_vms_output_alignment (abfd, 2);
return 0;
}
-
-/* Write traceback data for bfd abfd. */
-
-int
-_bfd_vms_write_tbt (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 (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;
-}