+/* All subsegments' chains hang off here. NULL means no frchains yet. */
+extern frchainS *frchain_root;
+
+/* Frchain we are assembling into now. That is, the current segment's
+ frag chain, even if it contains no (complete) frags. */
+extern frchainS *frchain_now;
+
+typedef struct segment_info_struct {
+ frchainS *frchainP;
+ unsigned int hadone : 1;
+
+ /* This field is set if this is a .bss section which does not really
+ have any contents. Once upon a time a .bss section did not have
+ any frags, but that is no longer true. This field prevent the
+ SEC_HAS_CONTENTS flag from being set for the section even if
+ there are frags. */
+ unsigned int bss : 1;
+
+ int user_stuff;
+
+ /* Fixups for this segment. If BFD_ASSEMBLER, this is only valid
+ after the frchains are run together. */
+ fixS *fix_root;
+ fixS *fix_tail;
+
+#if defined (MANY_SEGMENTS) && !defined (BFD_ASSEMBLER)
+ struct internal_scnhdr scnhdr;
+ enum linkonce_type linkonce;
+ const char *name;
+#endif
+
+ symbolS *dot;
+
+ struct lineno_list *lineno_list_head;
+ struct lineno_list *lineno_list_tail;
+
+#ifdef BFD_ASSEMBLER
+ /* Which BFD section does this gas segment correspond to? */
+ asection *bfd_section;
+
+ /* NULL, or pointer to the gas symbol that is the section symbol for
+ this section. sym->bsym and bfd_section->symbol should be the same. */
+ symbolS *sym;
+#endif
+
+ union {
+ /* Current size of section holding stabs strings. */
+ unsigned long stab_string_size;
+ /* Initial frag for ELF. */
+ char *p;
+ }
+ stabu;
+
+#ifdef NEED_LITERAL_POOL
+ unsigned long literal_pool_size;
+#endif
+
+#ifdef TC_SEGMENT_INFO_TYPE
+ TC_SEGMENT_INFO_TYPE tc_segment_info_data;
+#endif
+} segment_info_type;
+
+#ifdef BFD_ASSEMBLER
+
+extern segment_info_type *seg_info PARAMS ((segT));
+extern symbolS *section_symbol PARAMS ((segT));
+
+#else /* ! BFD_ASSEMBLER */
+
+#ifdef MANY_SEGMENTS
+
+extern segment_info_type segment_info[];
+
+#define seg_info(SEC) (&segment_info[SEC])
+
+#else
+
+/* Sentinel for frchain crawling. Points to the 1st data-segment
+ frchain. (Which is pointed to by the last text-segment frchain.) */
+extern frchainS *data0_frchainP;
+extern frchainS *bss0_frchainP;
+
+/* Dummy so stuff can compile. Should never be used. */
+struct seg_info_trash {
+ struct {
+ unsigned stab_string_size : 1;
+ } stabu;
+ unsigned hadone : 1;
+};
+#define seg_info(S) (abort (), (struct seg_info_trash *) 0)