Allow symbols in MEMORY region specification

[deliverable/binutils-gdb.git] / gas / config / tc-xtensa.h

diff --git a/gas/config/tc-xtensa.h b/gas/config/tc-xtensa.h
index 987b82adb9c5105f14cee7595636bb2ce487c69c..c6c76998b6dfe8eea049346479cfac8ba44f528f 100644 (file)
--- a/gas/config/tc-xtensa.h
+++ b/gas/config/tc-xtensa.h
@@ -1,5 +1,5 @@
 /* tc-xtensa.h -- Header file for tc-xtensa.c.
-   Copyright (C) 2003, 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
+   Copyright (C) 2003-2015 Free Software Foundation, Inc.
 
    This file is part of GAS, the GNU Assembler.
 
@@ -180,6 +180,11 @@ enum xtensa_relax_statesE
      prevent the linker from changing the size of any frag between the
      section start and the org frag.  */
 
+  RELAX_TRAMPOLINE,
+  /* Every few thousand frags, we insert one of these, just in case we may
+     need some space for a trampoline (jump to a jump) because the function
+     has gotten too big. If not needed, it disappears. */
+
   RELAX_NONE
 };
 
@@ -253,15 +258,20 @@ struct xtensa_frag_type
   int literal_expansion[MAX_SLOTS];
   int unreported_expansion;
 
+  /* For slots that have a free register for relaxation, record that
+     register.  */
+  expressionS free_reg[MAX_SLOTS];
+
   /* For text fragments that can generate literals at relax time:  */
   fragS *literal_frags[MAX_SLOTS];
   enum xtensa_relax_statesE slot_subtypes[MAX_SLOTS];
   symbolS *slot_symbols[MAX_SLOTS];
   offsetT slot_offsets[MAX_SLOTS];
 
-  /* The global aligner needs to walk backward through the list of
-     frags.  This field is only valid after xtensa_end.  */
-  fragS *fr_prev;
+  /* When marking frags after this one in the chain as no transform,
+     cache the last one in the chain, so that we can skip to the
+     end of the chain.  */
+  fragS *no_transform_end;
 };
 
 
@@ -335,7 +345,7 @@ extern char *xtensa_section_rename (char *);
 #define TC_FORCE_RELOCATION(fix)       xtensa_force_relocation (fix)
 #define TC_FORCE_RELOCATION_SUB_SAME(fix, seg) \
   (! SEG_NORMAL (seg) || xtensa_force_relocation (fix))
-#define        TC_VALIDATE_FIX_SUB(fix)        xtensa_validate_fix_sub (fix)
+#define        TC_VALIDATE_FIX_SUB(fix, seg)   xtensa_validate_fix_sub (fix)
 #define NO_PSEUDO_DOT                  xtensa_check_inside_bundle ()
 #define tc_canonicalize_symbol_name(s) xtensa_section_rename (s)
 #define tc_canonicalize_section_name(s)        xtensa_section_rename (s)