binutils-gdb/ld/ldexp.h

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/* ldexp.h -
Copyright 1991, 1992, 1993, 1994, 1995, 1998, 1999, 2000, 2001, 2002,
2003, 2004 Free Software Foundation, Inc.
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This file is part of GLD, the Gnu Linker.
GLD 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)
any later version.
GLD 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 GLD; see the file COPYING. If not, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
#ifndef LDEXP_H
#define LDEXP_H
/* The result of an expression tree */
typedef struct {
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bfd_vma value;
Support arbitrary length fill patterns. * ldexp.h (etree_value_type): Add "str" field. (union etree_union): Add "str" to "value" struct. (exp_bigintop): Declare. (exp_get_fill): Declare. * ldexp.c: Include "safe-ctype.h". (exp_intop): Set value.str to NULL. (exp_bigintop): New function. (new_rel): Pass in "str", and set new.str from it. (new_rel_from_section): Set new.str to NULL. (fold_name): Adjust calls to new_rel. (exp_fold_tree): Likewise. (exp_get_fill): New function. * ldgram.y (struct big_int bigint, fill_type *fill): New. (INT): Returns a "bigint". Adjust all code handling INTs. (fill_opt): Returns a "fill". (fill_exp): Split out of fill_opt, use for FILL. * ldlang.h (struct _fill_type): New. (fill_type): Move typedef to ldexp.h. (lang_output_section_statement_type): "fill" is now a pointer. (lang_fill_statement_type): Likewise. (lang_padding_statement_type): Likewise. (lang_add_fill): Now takes a "fill_type *" param. (lang_leave_output_section_statement): Likewise. (lang_do_assignments): Likewise. (lang_size_sections): Likewise. (lang_leave_overlay_section): Likewise. (lang_leave_overlay): Likewise. * ldlang.c: Include ldgram.h after ldexp.h. (lang_output_section_statement_lookup): Adjust for fill_type change. (print_fill_statement): Likewise. (print_padding_statement): Likewise. (insert_pad): Now takes a "fill_type *" arg. (size_input_section): Likewise. (lang_size_sections_1): Likewise. (lang_size_sections): Likewise. (lang_do_assignments): Likewise. (lang_add_fill): Likewise. (lang_leave_output_section_statement): Likewise. (lang_leave_overlay_section): Likewise. (lang_leave_overlay): Likewise. Adjust all callers of the above function. * ldlex.l: Include ldgram.h after ldexp.h. Allow hex numbers starting with "0X" as well as "0x". Return bigint.str for hex numbers starting with "0x" or "0X", zero bigint.str otherwise. Always use base 16 for numbers starting with "$". * ldmain.c: Include ldgram.h after ldexp.h. * ldwrite.c (build_link_order): Use bfd_data_link_order in place of bfd_fill_link_order. * pe-dll.c: Adjust lang_do_assignments calls. * emultempl/elf32.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/beos.em: Include ldgram.h after ldexp.h, adjust lang_add_assignment call. * emultempl/pe.em: Likewise.
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char *str;
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struct lang_output_section_statement_struct *section;
bfd_boolean valid_p;
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} etree_value_type;
typedef struct {
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int node_code;
enum {
etree_binary,
etree_trinary,
etree_unary,
etree_name,
etree_assign,
etree_provide,
etree_provided,
etree_undef,
etree_unspec,
etree_value,
etree_assert,
etree_rel
} node_class;
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} node_type;
typedef union etree_union {
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node_type type;
struct {
node_type type;
union etree_union *lhs;
union etree_union *rhs;
} binary;
struct {
node_type type;
union etree_union *cond;
union etree_union *lhs;
union etree_union *rhs;
} trinary;
struct {
node_type type;
Support arbitrary length fill patterns. * ldexp.h (etree_value_type): Add "str" field. (union etree_union): Add "str" to "value" struct. (exp_bigintop): Declare. (exp_get_fill): Declare. * ldexp.c: Include "safe-ctype.h". (exp_intop): Set value.str to NULL. (exp_bigintop): New function. (new_rel): Pass in "str", and set new.str from it. (new_rel_from_section): Set new.str to NULL. (fold_name): Adjust calls to new_rel. (exp_fold_tree): Likewise. (exp_get_fill): New function. * ldgram.y (struct big_int bigint, fill_type *fill): New. (INT): Returns a "bigint". Adjust all code handling INTs. (fill_opt): Returns a "fill". (fill_exp): Split out of fill_opt, use for FILL. * ldlang.h (struct _fill_type): New. (fill_type): Move typedef to ldexp.h. (lang_output_section_statement_type): "fill" is now a pointer. (lang_fill_statement_type): Likewise. (lang_padding_statement_type): Likewise. (lang_add_fill): Now takes a "fill_type *" param. (lang_leave_output_section_statement): Likewise. (lang_do_assignments): Likewise. (lang_size_sections): Likewise. (lang_leave_overlay_section): Likewise. (lang_leave_overlay): Likewise. * ldlang.c: Include ldgram.h after ldexp.h. (lang_output_section_statement_lookup): Adjust for fill_type change. (print_fill_statement): Likewise. (print_padding_statement): Likewise. (insert_pad): Now takes a "fill_type *" arg. (size_input_section): Likewise. (lang_size_sections_1): Likewise. (lang_size_sections): Likewise. (lang_do_assignments): Likewise. (lang_add_fill): Likewise. (lang_leave_output_section_statement): Likewise. (lang_leave_overlay_section): Likewise. (lang_leave_overlay): Likewise. Adjust all callers of the above function. * ldlex.l: Include ldgram.h after ldexp.h. Allow hex numbers starting with "0X" as well as "0x". Return bigint.str for hex numbers starting with "0x" or "0X", zero bigint.str otherwise. Always use base 16 for numbers starting with "$". * ldmain.c: Include ldgram.h after ldexp.h. * ldwrite.c (build_link_order): Use bfd_data_link_order in place of bfd_fill_link_order. * pe-dll.c: Adjust lang_do_assignments calls. * emultempl/elf32.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/beos.em: Include ldgram.h after ldexp.h, adjust lang_add_assignment call. * emultempl/pe.em: Likewise.
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const char *dst;
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union etree_union *src;
} assign;
struct {
node_type type;
union etree_union *child;
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} unary;
struct {
node_type type;
Support arbitrary length fill patterns. * ldexp.h (etree_value_type): Add "str" field. (union etree_union): Add "str" to "value" struct. (exp_bigintop): Declare. (exp_get_fill): Declare. * ldexp.c: Include "safe-ctype.h". (exp_intop): Set value.str to NULL. (exp_bigintop): New function. (new_rel): Pass in "str", and set new.str from it. (new_rel_from_section): Set new.str to NULL. (fold_name): Adjust calls to new_rel. (exp_fold_tree): Likewise. (exp_get_fill): New function. * ldgram.y (struct big_int bigint, fill_type *fill): New. (INT): Returns a "bigint". Adjust all code handling INTs. (fill_opt): Returns a "fill". (fill_exp): Split out of fill_opt, use for FILL. * ldlang.h (struct _fill_type): New. (fill_type): Move typedef to ldexp.h. (lang_output_section_statement_type): "fill" is now a pointer. (lang_fill_statement_type): Likewise. (lang_padding_statement_type): Likewise. (lang_add_fill): Now takes a "fill_type *" param. (lang_leave_output_section_statement): Likewise. (lang_do_assignments): Likewise. (lang_size_sections): Likewise. (lang_leave_overlay_section): Likewise. (lang_leave_overlay): Likewise. * ldlang.c: Include ldgram.h after ldexp.h. (lang_output_section_statement_lookup): Adjust for fill_type change. (print_fill_statement): Likewise. (print_padding_statement): Likewise. (insert_pad): Now takes a "fill_type *" arg. (size_input_section): Likewise. (lang_size_sections_1): Likewise. (lang_size_sections): Likewise. (lang_do_assignments): Likewise. (lang_add_fill): Likewise. (lang_leave_output_section_statement): Likewise. (lang_leave_overlay_section): Likewise. (lang_leave_overlay): Likewise. Adjust all callers of the above function. * ldlex.l: Include ldgram.h after ldexp.h. Allow hex numbers starting with "0X" as well as "0x". Return bigint.str for hex numbers starting with "0x" or "0X", zero bigint.str otherwise. Always use base 16 for numbers starting with "$". * ldmain.c: Include ldgram.h after ldexp.h. * ldwrite.c (build_link_order): Use bfd_data_link_order in place of bfd_fill_link_order. * pe-dll.c: Adjust lang_do_assignments calls. * emultempl/elf32.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/beos.em: Include ldgram.h after ldexp.h, adjust lang_add_assignment call. * emultempl/pe.em: Likewise.
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const char *name;
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} name;
struct {
node_type type;
bfd_vma value;
Support arbitrary length fill patterns. * ldexp.h (etree_value_type): Add "str" field. (union etree_union): Add "str" to "value" struct. (exp_bigintop): Declare. (exp_get_fill): Declare. * ldexp.c: Include "safe-ctype.h". (exp_intop): Set value.str to NULL. (exp_bigintop): New function. (new_rel): Pass in "str", and set new.str from it. (new_rel_from_section): Set new.str to NULL. (fold_name): Adjust calls to new_rel. (exp_fold_tree): Likewise. (exp_get_fill): New function. * ldgram.y (struct big_int bigint, fill_type *fill): New. (INT): Returns a "bigint". Adjust all code handling INTs. (fill_opt): Returns a "fill". (fill_exp): Split out of fill_opt, use for FILL. * ldlang.h (struct _fill_type): New. (fill_type): Move typedef to ldexp.h. (lang_output_section_statement_type): "fill" is now a pointer. (lang_fill_statement_type): Likewise. (lang_padding_statement_type): Likewise. (lang_add_fill): Now takes a "fill_type *" param. (lang_leave_output_section_statement): Likewise. (lang_do_assignments): Likewise. (lang_size_sections): Likewise. (lang_leave_overlay_section): Likewise. (lang_leave_overlay): Likewise. * ldlang.c: Include ldgram.h after ldexp.h. (lang_output_section_statement_lookup): Adjust for fill_type change. (print_fill_statement): Likewise. (print_padding_statement): Likewise. (insert_pad): Now takes a "fill_type *" arg. (size_input_section): Likewise. (lang_size_sections_1): Likewise. (lang_size_sections): Likewise. (lang_do_assignments): Likewise. (lang_add_fill): Likewise. (lang_leave_output_section_statement): Likewise. (lang_leave_overlay_section): Likewise. (lang_leave_overlay): Likewise. Adjust all callers of the above function. * ldlex.l: Include ldgram.h after ldexp.h. Allow hex numbers starting with "0X" as well as "0x". Return bigint.str for hex numbers starting with "0x" or "0X", zero bigint.str otherwise. Always use base 16 for numbers starting with "$". * ldmain.c: Include ldgram.h after ldexp.h. * ldwrite.c (build_link_order): Use bfd_data_link_order in place of bfd_fill_link_order. * pe-dll.c: Adjust lang_do_assignments calls. * emultempl/elf32.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/beos.em: Include ldgram.h after ldexp.h, adjust lang_add_assignment call. * emultempl/pe.em: Likewise.
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char *str;
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} value;
struct {
node_type type;
asection *section;
bfd_vma value;
} rel;
struct {
node_type type;
union etree_union *child;
const char *message;
} assert_s;
} etree_type;
extern struct exp_data_seg {
enum {
exp_dataseg_none,
exp_dataseg_align_seen,
exp_dataseg_end_seen,
exp_dataseg_adjust
} phase;
bfd_vma base, end, pagesize;
} exp_data_seg;
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Support arbitrary length fill patterns. * ldexp.h (etree_value_type): Add "str" field. (union etree_union): Add "str" to "value" struct. (exp_bigintop): Declare. (exp_get_fill): Declare. * ldexp.c: Include "safe-ctype.h". (exp_intop): Set value.str to NULL. (exp_bigintop): New function. (new_rel): Pass in "str", and set new.str from it. (new_rel_from_section): Set new.str to NULL. (fold_name): Adjust calls to new_rel. (exp_fold_tree): Likewise. (exp_get_fill): New function. * ldgram.y (struct big_int bigint, fill_type *fill): New. (INT): Returns a "bigint". Adjust all code handling INTs. (fill_opt): Returns a "fill". (fill_exp): Split out of fill_opt, use for FILL. * ldlang.h (struct _fill_type): New. (fill_type): Move typedef to ldexp.h. (lang_output_section_statement_type): "fill" is now a pointer. (lang_fill_statement_type): Likewise. (lang_padding_statement_type): Likewise. (lang_add_fill): Now takes a "fill_type *" param. (lang_leave_output_section_statement): Likewise. (lang_do_assignments): Likewise. (lang_size_sections): Likewise. (lang_leave_overlay_section): Likewise. (lang_leave_overlay): Likewise. * ldlang.c: Include ldgram.h after ldexp.h. (lang_output_section_statement_lookup): Adjust for fill_type change. (print_fill_statement): Likewise. (print_padding_statement): Likewise. (insert_pad): Now takes a "fill_type *" arg. (size_input_section): Likewise. (lang_size_sections_1): Likewise. (lang_size_sections): Likewise. (lang_do_assignments): Likewise. (lang_add_fill): Likewise. (lang_leave_output_section_statement): Likewise. (lang_leave_overlay_section): Likewise. (lang_leave_overlay): Likewise. Adjust all callers of the above function. * ldlex.l: Include ldgram.h after ldexp.h. Allow hex numbers starting with "0X" as well as "0x". Return bigint.str for hex numbers starting with "0x" or "0X", zero bigint.str otherwise. Always use base 16 for numbers starting with "$". * ldmain.c: Include ldgram.h after ldexp.h. * ldwrite.c (build_link_order): Use bfd_data_link_order in place of bfd_fill_link_order. * pe-dll.c: Adjust lang_do_assignments calls. * emultempl/elf32.em: Likewise. * emultempl/hppaelf.em: Likewise. * emultempl/ppc64elf.em: Likewise. * emultempl/beos.em: Include ldgram.h after ldexp.h, adjust lang_add_assignment call. * emultempl/pe.em: Likewise.
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typedef struct _fill_type fill_type;
etree_type *exp_intop
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(bfd_vma);
etree_type *exp_bigintop
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(bfd_vma, char *);
etree_type *exp_relop
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(asection *, bfd_vma);
etree_value_type invalid
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(void);
etree_value_type exp_fold_tree
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(etree_type *, struct lang_output_section_statement_struct *,
lang_phase_type, bfd_vma, bfd_vma *);
etree_type *exp_binop
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(int, etree_type *, etree_type *);
etree_type *exp_trinop
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(int,etree_type *, etree_type *, etree_type *);
etree_type *exp_unop
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(int, etree_type *);
etree_type *exp_nameop
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(int, const char *);
etree_type *exp_assop
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(int, const char *, etree_type *);
etree_type *exp_provide
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(const char *, etree_type *);
etree_type *exp_assert
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(etree_type *, const char *);
void exp_print_tree
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(etree_type *);
bfd_vma exp_get_vma
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(etree_type *, bfd_vma, char *, lang_phase_type);
int exp_get_value_int
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(etree_type *, int, char *, lang_phase_type);
fill_type *exp_get_fill
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(etree_type *, fill_type *, char *, lang_phase_type);
bfd_vma exp_get_abs_int
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(etree_type *, int, char *, lang_phase_type);
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#endif