Implement Intel SMAP instructions

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

diff --git a/gas/config/tc-xtensa.h b/gas/config/tc-xtensa.h
index eb639111422d485901c685d966df4aea9f5fc9b8..969f24c27a8ab492d4b58311e92c40b86eb8867d 100644 (file)
--- a/gas/config/tc-xtensa.h
+++ b/gas/config/tc-xtensa.h
@@ -1,5 +1,6 @@
 /* tc-xtensa.h -- Header file for tc-xtensa.c.
-   Copyright (C) 2003, 2004, 2005, 2007, 2008 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009
+   Free Software Foundation, Inc.
 
    This file is part of GAS, the GNU Assembler.
 
@@ -106,7 +107,9 @@ enum xtensa_relax_statesE
   RELAX_LOOP_END_ADD_NOP,
   /* When the code density option is available, this will generate a
      NOP.N marked RELAX_NARROW.  Otherwise, it will create an rs_fill
-     fragment with a NOP in it.  */
+     fragment with a NOP in it.  Once a frag has been converted to
+     RELAX_LOOP_END_ADD_NOP, it should never be changed back to 
+     RELAX_LOOP_END.  */
 
   RELAX_LITERAL,
   /* Another fragment could generate an expansion here but has not yet.  */
@@ -251,15 +254,20 @@ 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;
 };
 
 
@@ -333,7 +341,7 @@ 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)