X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=gas%2Fconfig%2Ftc-ia64.h;h=b8abcf6843d85d0451c4dcfa2d9bca0c7222f8c9;hb=d16c467a501547e37b111f775396e28f8bf27c1e;hp=ee4c74968796a610139644d4420a0891da8d5fad;hpb=fa1cb89ccc52f3e55a7de0d94b100cf3694f273e;p=deliverable%2Fbinutils-gdb.git diff --git a/gas/config/tc-ia64.h b/gas/config/tc-ia64.h index ee4c749687..b8abcf6843 100644 --- a/gas/config/tc-ia64.h +++ b/gas/config/tc-ia64.h @@ -1,12 +1,12 @@ /* tc-ia64.h -- Header file for tc-ia64.c. - Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc. + Copyright (C) 1998-2020 Free Software Foundation, Inc. Contributed by David Mosberger-Tang This file is part of GAS, the GNU Assembler. GAS 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, or (at your option) + the Free Software Foundation; either version 3, or (at your option) any later version. GAS is distributed in the hope that it will be useful, @@ -16,37 +16,57 @@ You should have received a copy of the GNU General Public License along with GAS; see the file COPYING. If not, write to - the Free Software Foundation, 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ + the Free Software Foundation, 51 Franklin Street - Fifth Floor, + Boston, MA 02110-1301, USA. */ -#include -#include +#include "opcode/ia64.h" +#include "elf/ia64.h" #define TC_IA64 /* Linux is little endian by default. HPUX is big endian by default. */ #ifdef TE_HPUX -#define md_number_to_chars number_to_chars_bigendian #define TARGET_BYTES_BIG_ENDIAN 1 +#define MD_FLAGS_DEFAULT EF_IA_64_BE #else -#define md_number_to_chars number_to_chars_littleendian #define TARGET_BYTES_BIG_ENDIAN 0 +#define MD_FLAGS_DEFAULT EF_IA_64_ABI64 #endif /* TE_HPUX */ +extern void (*ia64_number_to_chars) (char *, valueT, int); +#define md_number_to_chars (*ia64_number_to_chars) + +extern void ia64_elf_section_change_hook (void); +#define md_elf_section_change_hook ia64_elf_section_change_hook + +/* We record the endian for this section. 0 means default, 1 means + big endian and 2 means little endian. */ +struct ia64_segment_info_type +{ + unsigned int endian : 2; +}; + +#define TC_SEGMENT_INFO_TYPE struct ia64_segment_info_type + +extern void ia64_adjust_symtab (void); +#define tc_adjust_symtab() ia64_adjust_symtab () + +extern void ia64_frob_file (void); +#define tc_frob_file() ia64_frob_file () + /* We need to set the default object file format in ia64_init and not in md_begin. This is because parse_args is called before md_begin, and we do not want md_begin to wipe out the flag settings set by options parsed in md_parse_args. */ #define HOST_SPECIAL_INIT ia64_init -extern void ia64_init PARAMS ((int, char **)); +extern void ia64_init (int, char **); #define TARGET_FORMAT ia64_target_format() -extern const char *ia64_target_format PARAMS ((void)); +extern const char *ia64_target_format (void); #define TARGET_ARCH bfd_arch_ia64 #define DOUBLESLASH_LINE_COMMENTS /* allow //-style comments */ -#define TC_HANDLES_FX_DONE #define NEED_LITERAL_POOL /* need gp literal pool */ #define RELOC_REQUIRES_SYMBOL @@ -54,77 +74,112 @@ extern const char *ia64_target_format PARAMS ((void)); #define NEED_INDEX_OPERATOR /* [ ] is index operator */ #define QUOTES_IN_INSN /* allow `string "foo;bar"' */ -#define LEX_AT LEX_NAME /* allow `@' inside name */ -#define LEX_QM LEX_NAME /* allow `?' inside name */ +#define LEX_AT (LEX_NAME|LEX_BEGIN_NAME) /* allow `@' inside name */ +#define LEX_QM (LEX_NAME|LEX_BEGIN_NAME) /* allow `?' inside name */ #define LEX_HASH LEX_END_NAME /* allow `#' ending a name */ +#define TC_PREDICATE_START_CHAR '(' +#define TC_PREDICATE_END_CHAR ')' + +extern const char ia64_symbol_chars[]; +#define tc_symbol_chars ia64_symbol_chars + +#define SUB_SEGMENT_ALIGN(SEG, FRCHAIN) 0 + struct ia64_fix { int bigendian; /* byte order at fix location */ enum ia64_opnd opnd; }; -extern void ia64_do_align PARAMS((int n)); -extern void ia64_end_of_source PARAMS((void)); -extern void ia64_start_line PARAMS((void)); -extern int ia64_unrecognized_line PARAMS((int ch)); -extern void ia64_frob_label PARAMS((struct symbol *sym)); -extern void ia64_flush_pending_output PARAMS((void)); -extern int ia64_parse_name (char *name, expressionS *e); -extern int ia64_optimize_expr PARAMS((expressionS *l, operatorT op, - expressionS *r)); -extern void ia64_cons_align PARAMS((int)); -extern void ia64_flush_insns PARAMS((void)); -extern int ia64_fix_adjustable PARAMS((struct fix *fix)); -extern int ia64_force_relocation PARAMS((struct fix *)); -extern void ia64_cons_fix_new PARAMS ((fragS *f, int where, int nbytes, - expressionS *exp)); -extern void ia64_validate_fix PARAMS ((struct fix *fix)); -extern char * ia64_canonicalize_symbol_name PARAMS ((char *)); -extern flagword ia64_elf_section_flags PARAMS ((flagword, int, int)); -extern int ia64_elf_section_type PARAMS ((const char *, size_t len)); -extern long ia64_pcrel_from_section PARAMS ((struct fix *fix, segT sec)); -extern void ia64_md_do_align PARAMS ((int, const char *, int, int)); -extern void ia64_handle_align PARAMS ((fragS *f)); +extern void ia64_end_of_source (void); +extern void ia64_start_line (void); +extern int ia64_unrecognized_line (int); +extern void ia64_frob_label (struct symbol *); +#ifdef TE_HPUX +extern int ia64_frob_symbol (struct symbol *); +#endif +extern void ia64_flush_pending_output (void); +extern int ia64_parse_name (char *, expressionS *, char *); +extern int ia64_optimize_expr (expressionS *, operatorT, expressionS *); +extern void ia64_cons_align (int); +extern void ia64_flush_insns (void); +extern int ia64_fix_adjustable (struct fix *); +extern int ia64_force_relocation (struct fix *); +extern void ia64_cons_fix_new (fragS *, int, int, expressionS *, + bfd_reloc_code_real_type); +extern void ia64_validate_fix (struct fix *); +extern char * ia64_canonicalize_symbol_name (char *); +extern bfd_vma ia64_elf_section_letter (int, const char **); +extern flagword ia64_elf_section_flags (flagword, bfd_vma, int); +extern int ia64_elf_section_type (const char *, size_t); +extern long ia64_pcrel_from_section (struct fix *, segT); +extern void ia64_md_do_align (int, const char *, int, int); +extern void ia64_handle_align (fragS *); +extern void ia64_after_parse_args (void); +extern void ia64_dwarf2_emit_offset (symbolS *, unsigned int); +extern void ia64_check_label (symbolS *); +extern int ia64_estimate_size_before_relax (fragS *, asection *); +extern void ia64_convert_frag (fragS *); #define md_end() ia64_end_of_source () #define md_start_line_hook() ia64_start_line () #define tc_unrecognized_line(ch) ia64_unrecognized_line (ch) #define tc_frob_label(s) ia64_frob_label (s) +#ifdef TE_HPUX +#define tc_frob_symbol(s,p) p |= ia64_frob_symbol (s) +#endif /* TE_HPUX */ #define md_flush_pending_output() ia64_flush_pending_output () -#define md_parse_name(s,e) ia64_parse_name (s, e) +#define md_parse_name(s,e,m,c) ia64_parse_name (s, e, c) +#define md_register_arithmetic 0 #define tc_canonicalize_symbol_name(s) ia64_canonicalize_symbol_name (s) +#define tc_canonicalize_section_name(s) ia64_canonicalize_symbol_name (s) #define md_optimize_expr(l,o,r) ia64_optimize_expr (l, o, r) #define md_cons_align(n) ia64_cons_align (n) #define TC_FORCE_RELOCATION(f) ia64_force_relocation (f) #define tc_fix_adjustable(f) ia64_fix_adjustable (f) -#define md_convert_frag(b,s,f) as_fatal ("ia64_convert_frag") -#define md_create_long_jump(p,f,t,fr,s) as_fatal("ia64_create_long_jump") +#define MD_APPLY_SYM_VALUE(FIX) 0 +#define md_convert_frag(b,s,f) ia64_convert_frag (f) +#define md_create_long_jump(p,f,t,fr,s) as_fatal ("ia64_create_long_jump") #define md_create_short_jump(p,f,t,fr,s) \ - as_fatal("ia64_create_short_jump") + as_fatal ("ia64_create_short_jump") #define md_estimate_size_before_relax(f,s) \ - (as_fatal ("ia64_estimate_size_before_relax"), 1) + ia64_estimate_size_before_relax(f,s) +#define md_elf_section_letter ia64_elf_section_letter #define md_elf_section_flags ia64_elf_section_flags #define TC_FIX_TYPE struct ia64_fix #define TC_INIT_FIX_DATA(f) { f->tc_fix_data.opnd = 0; } -#define TC_CONS_FIX_NEW(f,o,l,e) ia64_cons_fix_new (f, o, l, e) +#define TC_CONS_FIX_NEW(f,o,l,e,r) ia64_cons_fix_new (f, o, l, e, r) #define TC_VALIDATE_FIX(fix,seg,skip) ia64_validate_fix (fix) #define MD_PCREL_FROM_SECTION(fix,sec) ia64_pcrel_from_section (fix, sec) +#define md_section_align(seg,size) (size) #define md_do_align(n,f,l,m,j) ia64_md_do_align (n,f,l,m) #define HANDLE_ALIGN(f) ia64_handle_align (f) #define md_elf_section_type(str,len) ia64_elf_section_type (str, len) +#define md_after_parse_args() ia64_after_parse_args () +#define TC_DWARF2_EMIT_OFFSET ia64_dwarf2_emit_offset +#define tc_check_label(l) ia64_check_label (l) +#ifdef TE_VMS +#define tc_init_after_args() ia64_vms_note () +void ia64_vms_note (void); +#endif + +/* Record if an alignment frag should end with a stop bit. */ +#define TC_FRAG_TYPE int +#define TC_FRAG_INIT(FRAGP, MAX_BYTES) do {(FRAGP)->tc_frag_data = 0;}while (0) + +/* Give an error if a frag containing code is not aligned to a 16 byte + boundary. */ +#define md_frag_check(FRAGP) \ + if ((FRAGP)->has_code \ + && (((FRAGP)->fr_address + (FRAGP)->insn_addr) & 15) != 0) \ + as_bad_where ((FRAGP)->fr_file, (FRAGP)->fr_line, \ + _("instruction address is not a multiple of 16")); #define MAX_MEM_FOR_RS_ALIGN_CODE (15 + 16) -/* Call md_apply_fix3 with segment instead of md_apply_fix. */ -#define MD_APPLY_FIX3 - #define WORKING_DOT_WORD /* don't do broken word processing for now */ -#define ELF_TC_SPECIAL_SECTIONS \ -{ ".sbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_IA_64_SHORT }, \ -{ ".sdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_IA_64_SHORT }, - #define DWARF2_LINE_MIN_INSN_LENGTH 1 /* so slot-multipliers can be 1 */ /* This is the information required for unwind records in an ia64 @@ -175,7 +230,7 @@ typedef enum bspstore_gr, bspstore_psprel, bspstore_sprel, rnat_when, rnat_gr, rnat_psprel, rnat_sprel, epilogue, label_state, copy_state, spill_psprel, spill_sprel, spill_reg, spill_psprel_p, spill_sprel_p, - spill_reg_p, unwabi + spill_reg_p, unwabi, endp } unw_record_type; /* These structures declare the fields that can be used in each of the @@ -192,7 +247,7 @@ typedef struct unw_r_record struct { unsigned char *i; - unsigned long fr_mem; + unsigned int fr_mem; unsigned char gr_mem; unsigned char br_mem; } mask; @@ -200,17 +255,22 @@ typedef struct unw_r_record typedef struct unw_p_record { - void *imask; + struct unw_rec_list *next; unsigned long t; unsigned long size; - unsigned long spoff; - unsigned long br; - unsigned long pspoff; - unsigned short gr; - unsigned short rmask; - unsigned short grmask; - unsigned long frmask; - unsigned short brmask; + union + { + unsigned long sp; + unsigned long psp; + } off; + union + { + unsigned short gr; + unsigned short br; + } r; + unsigned char grmask; + unsigned char brmask; + unsigned int frmask; unsigned char abi; unsigned char context; } unw_p_record; @@ -225,10 +285,13 @@ typedef struct unw_b_record typedef struct unw_x_record { unsigned long t; - unsigned long spoff; - unsigned long pspoff; + union + { + unsigned long spoff; + unsigned long pspoff; + unsigned int reg; + } where; unsigned short reg; - unsigned short treg; unsigned short qp; unsigned short ab; /* Value of the AB field.. */ unsigned short xy; /* Value of the XY field.. */ @@ -247,18 +310,21 @@ typedef struct unwind_record } record; } unwind_record; -/* This expression evaluates to false if the relocation is for a local +/* This expression evaluates to true if the relocation is for a local object for which we still want to do the relocation at runtime. - True if we are willing to perform this relocation while building - the .o file. This is only used for pcrel relocations. */ + False if we are willing to perform this relocation while building + the .o file. */ /* If the reloc type is BFD_RELOC_UNUSED, then this is for a TAG13/TAG13b field which has no external reloc, so we must resolve the value now. */ -#define TC_RELOC_RTSYM_LOC_FIXUP(FIX) \ - ((FIX)->fx_addsy == NULL \ - || (FIX)->fx_r_type == BFD_RELOC_UNUSED \ - || (! S_IS_EXTERNAL ((FIX)->fx_addsy) \ - && ! S_IS_WEAK ((FIX)->fx_addsy) \ - && S_IS_DEFINED ((FIX)->fx_addsy) \ - && ! S_IS_COMMON ((FIX)->fx_addsy))) +#define TC_FORCE_RELOCATION_LOCAL(FIX) \ + ((FIX)->fx_r_type != BFD_RELOC_UNUSED \ + && (GENERIC_FORCE_RELOCATION_LOCAL (FIX) \ + || (FIX)->fx_r_type == BFD_RELOC_IA64_PLTOFF22)) + +/* VMS backtraces expect dwarf version 3. */ +#ifdef TE_VMS +#define DWARF2_VERSION 3 +#define DWARF2_LINE_VERSION 3 +#endif