gdb: add target_ops::supports_displaced_step

[deliverable/binutils-gdb.git] / gas / subsegs.h

diff --git a/gas/subsegs.h b/gas/subsegs.h
index 23ab4f9cf48e34ab61b2705708adba2a675e425f..0848bb8dcd1431d6fac287eb251078ce5411960d 100644 (file)
--- a/gas/subsegs.h
+++ b/gas/subsegs.h
@@ -1,12 +1,11 @@
 /* subsegs.h -> subsegs.c
-   Copyright 1987, 1992, 1993, 1994, 1995, 1996, 1998, 2000, 2003, 2005
-   Free Software Foundation, Inc.
+   Copyright (C) 1987-2020 Free Software Foundation, Inc.
 
    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,
@@ -40,24 +39,23 @@
 
 #include "obstack.h"
 
+struct frch_cfi_data;
+
 struct frchain                 /* control building of a frag chain */
 {                              /* FRCH = FRagment CHain control */
   struct frag *frch_root;      /* 1st struct frag in chain, or NULL */
   struct frag *frch_last;      /* last struct frag in chain, or NULL */
   struct frchain *frch_next;   /* next in chain of struct frchain-s */
-  segT frch_seg;               /* SEG_TEXT or SEG_DATA.  */
   subsegT frch_subseg;         /* subsegment number of this chain */
   fixS *fix_root;              /* Root of fixups for this subsegment.  */
   fixS *fix_tail;              /* Last fixup for this subsegment.  */
   struct obstack frch_obstack; /* for objects in this frag chain */
   fragS *frch_frag_now;                /* frag_now for this subsegment */
+  struct frch_cfi_data *frch_cfi_data;
 };
 
 typedef struct frchain frchainS;
 
-/* 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;
@@ -92,6 +90,9 @@ typedef struct segment_info_struct {
      this section.  sym->bsym and bfd_section->symbol should be the same.  */
   symbolS *sym;
 
+  /* Used by dwarf2dbg.c for this section's line table entries.  */
+  void *dwarf2_line_seg;
+
   union {
     /* Current size of section holding stabs strings.  */
     unsigned long stab_string_size;
@@ -109,7 +110,10 @@ typedef struct segment_info_struct {
 #endif
 } segment_info_type;
 
-extern segment_info_type *seg_info (segT);
+
+#define seg_info(sec) \
+  ((segment_info_type *) bfd_section_userdata (sec))
+
 extern symbolS *section_symbol (segT);
 
 extern void subsegs_print_statistics (FILE *);