/* evax.h -- Header file for ALPHA EVAX (openVMS/Alpha) support. Copyright 1996, 1997 Free Software Foundation, Inc. Written by Klaus K"ampf (kkaempf@progis.de) of proGIS Softwareentwicklung, Aachen, Germany This file is part of BFD, the Binary File Descriptor library. This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 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. */ #ifndef EVAX_H #define EVAX_H /* EVAX Text, information and relocation record (ETIR) definitions. */ #define ETIR_S_C_MINSTACOD 0 /* Minimum store code */ #define ETIR_S_C_STA_GBL 0 /* Stack global symbol value */ #define ETIR_S_C_STA_LW 1 /* Stack longword */ #define ETIR_S_C_STA_QW 2 /* Stack quadword */ #define ETIR_S_C_STA_PQ 3 /* Stack psect base plus quadword offset */ #define ETIR_S_C_STA_LI 4 /* Stack literal */ #define ETIR_S_C_STA_MOD 5 /* Stack module */ #define ETIR_S_C_STA_CKARG 6 /* Check Arguments */ #define ETIR_S_C_MAXSTACOD 6 /* Maximum stack code */ #define ETIR_S_C_MINSTOCOD 50 /* Minimum store code */ #define ETIR_S_C_STO_B 50 /* Store byte */ #define ETIR_S_C_STO_W 51 /* Store word */ #define ETIR_S_C_STO_LW 52 /* Store longword */ #define ETIR_S_C_STO_QW 53 /* Store quadword */ #define ETIR_S_C_STO_IMMR 54 /* Store immediate Repeated */ #define ETIR_S_C_STO_GBL 55 /* Store global */ #define ETIR_S_C_STO_CA 56 /* Store code address */ #define ETIR_S_C_STO_RB 57 /* Store relative branch */ #define ETIR_S_C_STO_AB 58 /* Store absolute branch */ #define ETIR_S_C_STO_OFF 59 /* Store offset within psect */ #define ETIR_S_C_STO_IMM 61 /* Store immediate */ #define ETIR_S_C_STO_GBL_LW 62 /* Store global Longword */ #define ETIR_S_C_STO_LP_PSB 63 /* STO_LP_PSB not valid in level 2 use STC_LP_PSB */ #define ETIR_S_C_STO_HINT_GBL 64 /* Store 14 bit HINT at global address */ #define ETIR_S_C_STO_HINT_PS 65 /* Store 14 bit HINT at psect + offset */ #define ETIR_S_C_MAXSTOCOD 65 /* Maximum store code */ #define ETIR_S_C_MINOPRCOD 100 /* Minimum operate code */ #define ETIR_S_C_OPR_NOP 100 /* No-op */ #define ETIR_S_C_OPR_ADD 101 /* Add */ #define ETIR_S_C_OPR_SUB 102 /* Subtract */ #define ETIR_S_C_OPR_MUL 103 /* Multiply */ #define ETIR_S_C_OPR_DIV 104 /* Divide */ #define ETIR_S_C_OPR_AND 105 /* Logical AND */ #define ETIR_S_C_OPR_IOR 106 /* Logical inclusive OR */ #define ETIR_S_C_OPR_EOR 107 /* Logical exclusive OR */ #define ETIR_S_C_OPR_NEG 108 /* Negate */ #define ETIR_S_C_OPR_COM 109 /* Complement */ #define ETIR_S_C_OPR_INSV 110 /* Insert bit field */ #define ETIR_S_C_OPR_ASH 111 /* Arithmetic shift */ #define ETIR_S_C_OPR_USH 112 /* Unsigned shift */ #define ETIR_S_C_OPR_ROT 113 /* Rotate */ #define ETIR_S_C_OPR_SEL 114 /* Select one of three longwords on top of stack */ #define ETIR_S_C_OPR_REDEF 115 /* Redefine this symbol after pass 2 */ #define ETIR_S_C_OPR_DFLIT 116 /* Define a literal */ #define ETIR_S_C_MAXOPRCOD 116 /* Maximum operate code */ #define ETIR_S_C_MINCTLCOD 150 /* Minimum control code */ #define ETIR_S_C_CTL_SETRB 150 /* Set relocation base */ #define ETIR_S_C_CTL_AUGRB 151 /* Augment relocation base */ #define ETIR_S_C_CTL_DFLOC 152 /* Define debug location */ #define ETIR_S_C_CTL_STLOC 153 /* Set debug location */ #define ETIR_S_C_CTL_STKDL 154 /* Stack debug location */ #define ETIR_S_C_MAXCTLCOD 154 /* Maximum control code */ #define ETIR_S_C_MINSTCCOD 200 /* Minimum store-conditional code */ #define ETIR_S_C_STC_LP 200 /* Store-conditional Linkage Pair */ #define ETIR_S_C_STC_LP_PSB 201 /* Store-conditional Linkage Pair with Procedure Signature */ #define ETIR_S_C_STC_GBL 202 /* Store-conditional Address at global address */ #define ETIR_S_C_STC_GCA 203 /* Store-conditional Code Address at global address */ #define ETIR_S_C_STC_PS 204 /* Store-conditional Address at psect + offset */ #define ETIR_S_C_STC_NOP_GBL 205 /* Store-conditional NOP at address of global */ #define ETIR_S_C_STC_NOP_PS 206 /* Store-conditional NOP at pect + offset */ #define ETIR_S_C_STC_BSR_GBL 207 /* Store-conditional BSR at global address */ #define ETIR_S_C_STC_BSR_PS 208 /* Store-conditional BSR at pect + offset */ #define ETIR_S_C_STC_LDA_GBL 209 /* Store-conditional LDA at global address */ #define ETIR_S_C_STC_LDA_PS 210 /* Store-conditional LDA at psect + offset */ #define ETIR_S_C_STC_BOH_GBL 211 /* Store-conditional BSR or Hint at global address */ #define ETIR_S_C_STC_BOH_PS 212 /* Store-conditional BSR or Hint at pect + offset */ #define ETIR_S_C_STC_NBH_GBL 213 /* Store-conditional NOP,BSR or HINT at global address */ #define ETIR_S_C_STC_NBH_PS 214 /* Store-conditional NOP,BSR or HINT at psect + offset */ #define ETIR_S_C_MAXSTCCOD 214 /* Maximum store-conditional code */ /* EVAX Global symbol definition record (EGSD). */ #define EGSD_S_K_ENTRIES 2 /* Offset to first entry in record */ #define EGSD_S_C_ENTRIES 2 /* Offset to first entry in record */ #define EGSD_S_C_PSC 0 /* Psect definition */ #define EGSD_S_C_SYM 1 /* Symbol specification */ #define EGSD_S_C_IDC 2 /* Random entity check */ #define EGSD_S_C_SPSC 5 /* Shareable image psect definition */ #define EGSD_S_C_SYMV 6 /* Vectored (dual-valued) versions of SYM, */ #define EGSD_S_C_SYMM 7 /* Masked versions of SYM, */ #define EGSD_S_C_SYMG 8 /* EGST - gst version of SYM */ #define EGSD_S_C_MAXRECTYP 8 /* Maximum entry type defined */ #define EGPS_S_V_PIC 0x0001 #define EGPS_S_V_LIB 0x0002 #define EGPS_S_V_OVR 0x0004 #define EGPS_S_V_REL 0x0008 #define EGPS_S_V_GBL 0x0010 #define EGPS_S_V_SHR 0x0020 #define EGPS_S_V_EXE 0x0040 #define EGPS_S_V_RD 0x0080 #define EGPS_S_V_WRT 0x0100 #define EGPS_S_V_VEC 0x0200 #define EGPS_S_V_NOMOD 0x0400 #define EGPS_S_V_COM 0x0800 #define EGSY_S_V_WEAK 0x0001 #define EGSY_S_V_DEF 0x0002 #define EGSY_S_V_UNI 0x0004 #define EGSY_S_V_REL 0x0008 #define EGSY_S_V_COMM 0x0010 #define EGSY_S_V_VECEP 0x0020 #define EGSY_S_V_NORM 0x0040 /* EVAX Module header record (EMH) definitions. */ #define EMH_S_C_MHD 0 /* Main header record */ #define EMH_S_C_LNM 1 /* Language name and version */ #define EMH_S_C_SRC 2 /* Source file specification */ #define EMH_S_C_TTL 3 /* Title text of module */ #define EMH_S_C_CPR 4 /* Copyright notice */ #define EMH_S_C_MTC 5 /* Maintenance status */ #define EMH_S_C_GTX 6 /* General text */ #define EMH_S_C_MAXHDRTYP 6 /* Maximum allowable type */ /* evax-alpha.c. */ extern asymbol *_bfd_evax_make_empty_symbol PARAMS ((bfd *abfd)); /* evax-egsd.c. */ extern int _bfd_evax_slurp_egsd PARAMS ((bfd *abfd)); extern int _bfd_evax_write_egsd PARAMS ((bfd *abfd)); /* evax-emh.c. */ extern int _bfd_evax_slurp_emh PARAMS ((bfd *abfd)); extern int _bfd_evax_write_emh PARAMS ((bfd *abfd)); extern int _bfd_evax_slurp_eeom PARAMS ((bfd *abfd)); extern int _bfd_evax_write_eeom PARAMS ((bfd *abfd)); /* evax-etir.c. */ extern int _bfd_evax_slurp_etir PARAMS ((bfd *abfd)); extern int _bfd_evax_slurp_edbg PARAMS ((bfd *abfd)); extern int _bfd_evax_slurp_etbt PARAMS ((bfd *abfd)); extern int _bfd_evax_write_etir PARAMS ((bfd *abfd)); extern int _bfd_evax_write_etbt PARAMS ((bfd *abfd)); extern int _bfd_evax_write_edbg PARAMS ((bfd *abfd)); /* The r_type field in a reloc is one of the following values. */ #define ALPHA_R_IGNORE 0 #define ALPHA_R_REFQUAD 1 #define ALPHA_R_BRADDR 2 #define ALPHA_R_HINT 3 #define ALPHA_R_SREL16 4 #define ALPHA_R_SREL32 5 #define ALPHA_R_SREL64 6 #define ALPHA_R_OP_PUSH 7 #define ALPHA_R_OP_STORE 8 #define ALPHA_R_OP_PSUB 9 #define ALPHA_R_OP_PRSHIFT 10 #define ALPHA_R_LINKAGE 11 #define ALPHA_R_REFLONG 12 #define ALPHA_R_CODEADDR 13 /* Object language definitions. */ #define EOBJ_S_C_EMH 8 /*EVAX module header record */ #define EOBJ_S_C_EEOM 9 /*EVAX end of module record */ #define EOBJ_S_C_EGSD 10 /*EVAX global symbol definition record */ #define EOBJ_S_C_ETIR 11 /*EVAX text information record */ #define EOBJ_S_C_EDBG 12 /*EVAX Debugger information record */ #define EOBJ_S_C_ETBT 13 /*EVAX Traceback information record */ #define EOBJ_S_C_MAXRECTYP 13 /*Last assigned record type */ #define EOBJ_S_K_SUBTYP 4 #define EOBJ_S_C_SUBTYP 4 #define EOBJ_S_C_MAXRECSIZ 8192 /*Maximum legal record size */ #define EOBJ_S_C_STRLVL 2 /*Structure level */ #define EOBJ_S_C_SYMSIZ 64 /*Maximum symbol length */ #define EOBJ_S_C_SECSIZ 31 /*Maximum section name length */ #define EOBJ_S_C_STOREPLIM -1 /*Maximum repeat count on store commands */ #define EOBJ_S_C_PSCALILIM 16 /*Maximum p-sect alignment */ /* Miscellaneous definitions. */ #if __GNUC__ typedef unsigned long long uquad; #else typedef unsigned long uquad; #endif #define MAX_OUTREC_SIZE 4096 #define MIN_OUTREC_LUFT 64 typedef struct _evax_section { unsigned char *contents; bfd_vma offset; bfd_size_type size; struct _evax_section *next; } evax_section; extern boolean _bfd_save_evax_section PARAMS ((bfd *abfd, asection *section, PTR data, file_ptr offset, bfd_size_type count)); extern evax_section *_bfd_get_evax_section PARAMS ((bfd *abfd, int index)); typedef struct _evax_reloc { struct _evax_reloc *next; arelent *reloc; asection *section; } evax_reloc; /* evax module header */ struct emh_struc { int emh_b_strlvl; long emh_l_arch1; long emh_l_arch2; long emh_l_recsiz; char *emh_t_name; char *emh_t_version; char *emh_t_date; char *emh_c_lnm; char *emh_c_src; char *emh_c_ttl; }; /* evax end of module */ struct eeom_struc { long eeom_l_total_lps; unsigned char eeom_b_comcod; boolean eeom_has_transfer; unsigned char eeom_b_tfrflg; long eeom_l_psindx; long eeom_l_tfradr; }; enum file_format_enum { FF_UNKNOWN, FF_FOREIGN, FF_NATIVE }; typedef struct evax_symbol_struct { struct bfd_hash_entry bfd_hash; asymbol *symbol; } evax_symbol_entry; /* stack value for push/pop commands */ struct stack_struct { uquad value; int psect; }; #define STACKSIZE 50 /* location stack definitions for CTL_DFLOC, CTL_STLOC, and CTL_STKDL */ struct location_struct { unsigned long value; int psect; }; #define LOCATION_SAVE_SIZE 32 #define EVAX_SECTION_COUNT 1024 struct evax_private_data_struct { boolean fixup_done; /* Flag to indicate if all section pointers and PRIV(sections) are set up correctly */ unsigned char *evax_buf; /* buffer to record */ int buf_size; /* max size of buffer */ unsigned char *evax_rec; /* actual record ptr */ int rec_length; /* remaining record length */ int rec_size; /* actual record size */ int rec_type; /* actual record type */ enum file_format_enum file_format; struct emh_struc emh_data; /* data from EMH record */ struct eeom_struc eeom_data; /* data from EEOM record */ int egsd_sec_count; /* # of EGSD sections */ asection **sections; /* vector of EGSD sections */ int egsd_sym_count; /* # of EGSD symbols */ asymbol **symbols; /* vector of EGSD symbols */ struct proc_value *procedure; struct stack_struct *stack; int stackptr; evax_section *evax_section_table[EVAX_SECTION_COUNT]; struct bfd_hash_table *evax_symbol_table; struct symbol_cache_entry **symcache; int symnum; struct location_struct *location_stack; unsigned char *image_ptr; /* a pointer to section->contents */ unsigned char pdsc[8]; /* procedure descriptor */ /* Output routine storage */ unsigned char *output_buf; /* output data */ int push_level; int pushed_size; int length_pos; int output_size; int output_alignment; /* linkage index counter used by conditional store commands (ETIR_S_C_STC_) */ int evax_linkage_index; /* see tc-alpha.c of gas for a description. */ int flag_hash_long_names; /* -+, hash instead of truncate */ int flag_show_after_trunc; /* -H, show hashing/truncation */ }; #define PRIV(name) ((struct evax_private_data_struct *)abfd->tdata.any)->name #if EVAX_DEBUG extern void _bfd_evax_debug PARAMS((int level, char *format, ...)); extern void _bfd_hexdump PARAMS ((int level, unsigned char *ptr, int size, int offset)); #define evax_debug _bfd_evax_debug #endif extern struct bfd_hash_entry *_bfd_evax_hash_newfunc PARAMS ((struct bfd_hash_entry *entry, struct bfd_hash_table *table, const char *string)); extern void _bfd_evax_get_header_values PARAMS ((bfd *abfd, unsigned char *buf, int *type, int *length)); extern int _bfd_evax_get_record PARAMS ((bfd *abfd)); extern int _bfd_evax_next_record PARAMS ((bfd *abfd)); extern char *_bfd_evax_save_sized_string PARAMS ((char *str, int size)); extern char *_bfd_evax_save_counted_string PARAMS ((char *ptr)); extern void _bfd_evax_push PARAMS ((bfd *abfd, uquad val, int psect)); extern uquad _bfd_evax_pop PARAMS ((bfd *abfd, int *psect)); extern boolean _bfd_save_evax_section PARAMS ((bfd *abfd, asection *section, PTR data, file_ptr offset, bfd_size_type count)); extern void _bfd_evax_output_begin PARAMS ((bfd *abfd, int rectype, int rechead)); extern void _bfd_evax_output_alignment PARAMS ((bfd *abfd, int alignto)); extern void _bfd_evax_output_push PARAMS ((bfd *abfd)); extern void _bfd_evax_output_pop PARAMS ((bfd *abfd)); extern void _bfd_evax_output_flush PARAMS ((bfd *abfd)); extern void _bfd_evax_output_end PARAMS ((bfd *abfd)); extern int _bfd_evax_output_check PARAMS ((bfd *abfd, int size)); extern void _bfd_evax_output_byte PARAMS ((bfd *abfd, unsigned int value)); extern void _bfd_evax_output_short PARAMS ((bfd *abfd, unsigned int value)); extern void _bfd_evax_output_long PARAMS ((bfd *abfd, unsigned long value)); extern void _bfd_evax_output_quad PARAMS ((bfd *abfd, uquad value)); extern void _bfd_evax_output_counted PARAMS ((bfd *abfd, char *value)); extern void _bfd_evax_output_dump PARAMS ((bfd *abfd, unsigned char *data, int length)); extern void _bfd_evax_output_fill PARAMS ((bfd *abfd, int value, int length)); extern char *_bfd_evax_length_hash_symbol PARAMS ((bfd *abfd, const char *in, int maxlen)); #endif /* EVAX_H */