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Eric Botcazou <ebotcazou@adacore.com> Douglas B Rupp <rupp@gnat.com> * doc/as.texinfo (Overview): Mention -replace/-noreplace options for Alpha. * doc/c-alpha.texi (Alpha Options): Document -replace/-noreplace. * config/tc-alpha.h (TC_VALIDATE_FIX_SUB): Define to 1 (evax). (OBJ_SYMFIELD_TYPE): Remove. (tc_canonicalize_symbol_name): Define to evax_shorten_name. (TC_IMPLICIT_LCOMM_ALIGNMENT): For alignment to 3 on evax. (tc_frob_file_before_fix): Do not defined on evax. * config/tc-alpha.c: Always includes dwarf2dbg.h. Include vms.h if OBJ_EVAX. (struct alpha_fixup): Add xtrasym and procsym (evax only). (enum alpha_macro_arg): Remove trailing comma. (md_longopts): Add replace and noreplace arguments (evax only). (alpha_evax_proc_hash): New variable. (alpha_link_section): Make it global. (alpha_ctors_section, alpha_dtors_section): Removed. (alpha_ctors_symbol, alpha_dtors_symbol): Ditto. (alpha_lit8_section): Ifndef'ed on evax. (alpha_lit8_symbol): Ditto. (alpha_prologue_label): New variable. (alpha_linkage_symbol): New variable (evax only). (alpha_flag_replace): Ditto. (struct alpha_evax_procs): Add handler and handler_data field. (alpha_evax_proc): Now of type pointer. (alpha_linkage_fixup_root, alpha_linkage_fixup_tail): New variables. (struct alpha_reloc_tag): Add sym and psym fields (evax only). (get_alpha_reloc_tag): Initialize sym and psym fields (evax only). (alpha_adjust_relocs): Ifndef'ed on evax. (load_expression): Add opname argument. Implement LDA/BSR optimization for evax. (emit_lda): Adjust for new prototype of load_expression. (emit_ir_load): Ditto. Do not nothing for GP if ..lk symbols. (emit_loadstore): Likewise. (emit_ldXu): Likewise. (emit_stX): Likewise. (emit_jsrjmp): Likewise. Implement LDA/BSR optimization for evax. (emit_ldgp): Avoid warning in evax case. (add_to_link_pool): Make it static. Return symbolic expression rather than number expression for the offset. (s_alpha_text): Create .text symbol for evax if not already created. (s_alpha_comm): Do not create specific section for common symbol. Fill common area with zeros for evax. (s_alpha_prologue): Create alpha_prologue_label. (s_alpha_section_name): New function (evax). (s_alpha_section_word): Likewise. (section_name): New static variabke moved out from ... (s_alpha_section): ... here. Create new sections on demand. (s_alpha_literals): New function (evax). (s_alpha_ent): Create alpha_evax_proc instance and insert it in the alpha_evax_proc_hash table. (s_alpha_handler): New function (evax). (s_alpha_frame): Adjust for new type of alpha_evax_proc. (s_alpha_prologue): New function (evax). (s_alpha_pdesc): Adjust for new type of alpha_evax_proc and new handling of procedures with hash table. Add support for condition handlers. (s_alpha_linkage): Create linkage_fixup instance and chain it. (s_alpha_fp_save): Adjust for new type of alpha_evax_proc. (s_alpha_mask): Likewise. (s_alpha_fmask): Likewise. (s_alpha_end): Clear alpha_evax_proc. (s_alpha_align): Increase max_alignment to 16. (alpha_print_token): Call print_expr_1 instead of print_expr. (md_pseudo_table): Add "section", "literals", "handler" and "handler_data" (evax). Do not ignore "prologue" on evax. Fix indentation. (md_begin): Create hash table for alpha_evax_proc_hash. (md_parse_option): Handle OPTION_REPLACE and OPTION_NOREPLACE. (md_show_usage): Mention -replace/-noreplace for evax. (md_apply_fix): Handle evax relocs (_NOP, _LDA, _BSR and _BOH). (alpha_force_relocation): Likewise. (alpha_fix_adjustable): Likewise. Add BFD_RELOC_16 case. (tc_gen_reloc): Likewise. Add BFD_RELOC_ALPHA_LINKAGE for evax. (emit_insn): New cases for evax specific relocs. (assemble_insn): Fix indentation. Take care of -MDISP in operand table. * config/obj-evax.h (struct alpha_linkage_fixups): New struct. (OBJ_SYMFIELD_TYPE): New macro. (obj_symbol_new_hook): Define. (obj_frob_symbol, obj_frob_file_before_adjust): Ditto. (obj_frob_file_before_fix): Ditto. (PDSC_S_M_HANDLER_VALID): New macro. (PDSC_S_M_HANDLER_DATA_VALID): Ditto. (TC_IMPLICIT_LCOMM_ALIGNMENT): Remove. Add prototypes for functions declared in obj-evax.c * config/obj-evax.c: Include subsegs.h, struc-symbol.h, safe-ctype.h. (s_evax_weak): Convert to ansi-C. (evax_symbol_new_hook): New function. (evax_frob_symbol): Ditto. (evax_frob_file_before_adjust): Ditto. (evax_frob_file_before_fix): Ditto. (evax_shorten_name): Ditto. (crc32): Ditto. (encode_32): Ditto. (encode_16): Ditto. (decode_16): Ditto. (shorten_identifier): Ditto. (is_truncated_identifier): Ditto. * dwarf2dbg.c (out_debug_info): Do not append trailing slash on VMS. * as.c (close_output_file): Remove #ifndef OBJ_VMS. (main): Ditto.
119 lines
3.4 KiB
C
119 lines
3.4 KiB
C
/* This file is obj-evax.h
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Copyright 1996, 2000, 2005, 2007 Free Software Foundation, Inc.
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Contributed by Klaus Kämpf (kkaempf@progis.de) of
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proGIS Software, Aachen, Germany.
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This file is part of GAS, the GNU Assembler.
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GAS is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GAS is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GAS; see the file COPYING. If not, write to
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the Free Software Foundation, 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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/*
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* This file is obj-evax.h and is intended to be a template for
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* object format specific header files.
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*/
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#include "as.h"
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/* define an obj specific macro off which target cpu back ends may key. */
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#define OBJ_EVAX 1
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/* include whatever target cpu is appropriate. */
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#include "targ-cpu.h"
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#define OUTPUT_FLAVOR bfd_target_evax_flavour
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struct fix;
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struct alpha_linkage_fixups
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{
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struct alpha_linkage_fixups *next;
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struct fix *fixp;
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segT seg;
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symbolS *label;
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};
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/*
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* SYMBOLS
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*/
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/*
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* If your object format needs to reorder symbols, define this. When
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* defined, symbols are kept on a doubly linked list and functions are
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* made available for push, insert, append, and delete. If not defined,
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* symbols are kept on a singly linked list, only the append and clear
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* facilities are available, and they are macros.
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*/
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/* #define SYMBOLS_NEED_PACKPOINTERS */
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/* */
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typedef struct
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{
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void *nothing;
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}
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obj_symbol_type; /* should be the format's symbol structure */
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typedef void *object_headers;
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#define OBJ_EMIT_LINENO(a,b,c) /* must be *something*. This no-op's it out. */
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/* This field keeps the symbols position in the link section. */
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#define OBJ_SYMFIELD_TYPE valueT
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#define obj_symbol_new_hook(s) evax_symbol_new_hook (s)
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#define obj_frob_symbol(s,p) evax_frob_symbol (s, &p)
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#define obj_frob_file_before_adjust evax_frob_file_before_adjust
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#define obj_frob_file_before_fix evax_frob_file_before_fix
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#define S_SET_OTHER(S,V)
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#define S_SET_TYPE(S,T)
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#define S_SET_DESC(S,D)
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#define S_GET_OTHER(S) 0
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#define S_GET_TYPE(S) 0
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#define S_GET_DESC(S) 0
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#define PDSC_S_K_KIND_FP_STACK 9
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#define PDSC_S_K_KIND_FP_REGISTER 10
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#define PDSC_S_K_KIND_NULL 8
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#define PDSC_S_K_MIN_STACK_SIZE 32
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#define PDSC_S_K_MIN_REGISTER_SIZE 24
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#define PDSC_S_K_NULL_SIZE 16
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#define PDSC_S_M_HANDLER_VALID 0x10 /* low byte */
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#define PDSC_S_M_HANDLER_DATA_VALID 0x40 /* low byte */
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#define PDSC_S_M_BASE_REG_IS_FP 0x80 /* low byte */
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#define PDSC_S_M_NATIVE 0x10 /* high byte */
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#define PDSC_S_M_NO_JACKET 0x20 /* high byte */
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#define LKP_S_K_SIZE 16
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extern segT alpha_link_section;
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extern struct alpha_linkage_fixups *alpha_linkage_fixup_root;
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extern void evax_section (int);
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extern void evax_symbol_new_hook (symbolS *);
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extern void evax_frob_symbol (symbolS *, int *);
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extern void evax_frob_file_before_adjust (void);
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extern void evax_frob_file_before_fix (void);
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extern char *evax_shorten_name (char *);
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/*
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* Local Variables:
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* comment-column: 0
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* fill-column: 131
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* End:
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*/
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