PR 5233

[deliverable/binutils-gdb.git] / gas / config / tc-mn10300.h

diff --git a/gas/config/tc-mn10300.h b/gas/config/tc-mn10300.h
index 1b88cf2d908d76073b13d896ed3abf2f7fc6464b..ca51eda7a34f375749e8755bdfddd502fafdde4f 100644 (file)
--- a/gas/config/tc-mn10300.h
+++ b/gas/config/tc-mn10300.h
@@ -1,12 +1,12 @@
 /* tc-mn10300.h -- Header file for tc-mn10300.c.
-   Copyright 1996, 1997, 2000, 2001, 2002, 2003
+   Copyright 1996, 1997, 2000, 2001, 2002, 2003, 2004, 2005, 2007
    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,
@@ -16,33 +16,30 @@
 
    You should have received a copy of the GNU General Public License
    along with GAS; see the file COPYING.  If not, write to the Free
-   Software Foundation, 59 Temple Place - Suite 330, Boston, MA
-   02111-1307, USA.  */
+   Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+   02110-1301, USA.  */
 
 #define TC_MN10300
 
 #define TARGET_BYTES_BIG_ENDIAN 0
 
-#ifndef BFD_ASSEMBLER
- #error MN10300 support requires BFD_ASSEMBLER
-#endif
-
 #define DIFF_EXPR_OK
 #define GLOBAL_OFFSET_TABLE_NAME "_GLOBAL_OFFSET_TABLE_"
 
-#define TC_RELOC_RTSYM_LOC_FIXUP(FIX)                          \
-  ((FIX)->fx_r_type != BFD_RELOC_32_PLT_PCREL                  \
-   && (FIX)->fx_r_type != BFD_RELOC_MN10300_GOT32              \
-   && (FIX)->fx_r_type != BFD_RELOC_32_GOT_PCREL               \
-   && ((FIX)->fx_addsy == NULL                                 \
-       || (! S_IS_EXTERNAL ((FIX)->fx_addsy)                   \
-          && ! S_IS_WEAK ((FIX)->fx_addsy)                     \
-          && S_IS_DEFINED ((FIX)->fx_addsy)                    \
-          && ! S_IS_COMMON ((FIX)->fx_addsy))))
+#define TC_FORCE_RELOCATION(FIX)                       \
+  (generic_force_reloc (FIX))
 
-#define md_parse_name(name, exprP, nextcharP) \
-    mn10300_parse_name ((name), (exprP), (nextcharP))
-int mn10300_parse_name PARAMS ((char const *, expressionS *, char *));
+#define TC_FORCE_RELOCATION_LOCAL(FIX)                 \
+  (!(FIX)->fx_pcrel                                    \
+   || (FIX)->fx_r_type == BFD_RELOC_32_PLT_PCREL       \
+   || (FIX)->fx_r_type == BFD_RELOC_MN10300_GOT32      \
+   || (FIX)->fx_r_type == BFD_RELOC_32_GOT_PCREL       \
+   || TC_FORCE_RELOCATION (FIX))
+
+#define md_parse_name(name, exprP, mode, nextcharP) \
+    mn10300_parse_name ((name), (exprP), (mode), (nextcharP))
+int mn10300_parse_name PARAMS ((char const *, expressionS *,
+                               enum expr_mode, char *));
 
 #define TC_CONS_FIX_NEW(FRAG, OFF, LEN, EXP) \
      mn10300_cons_fix_new ((FRAG), (OFF), (LEN), (EXP))
@@ -69,6 +66,7 @@ void mn10300_cons_fix_new PARAMS ((fragS *, int, int, expressionS *));
 #define TC_FORCE_RELOCATION_SUB_SAME(FIX, SEC) \
   (((SEC)->flags & SEC_CODE) != 0              \
    || ! SEG_NORMAL (SEC)                       \
+   || (FIX)->fx_r_type == BFD_RELOC_MN10300_ALIGN \
    || TC_FORCE_RELOCATION (FIX))
 
 /* We validate subtract arguments within tc_gen_reloc(), so don't
@@ -101,13 +99,29 @@ void mn10300_cons_fix_new PARAMS ((fragS *, int, int, expressionS *));
 
 #define md_number_to_chars number_to_chars_littleendian
 
-/* Don't bother to adjust relocs.  */
-#define tc_fix_adjustable(FIX) 0
-/* #define tc_fix_adjustable(FIX) mn10300_fix_adjustable (FIX) */
-extern bfd_boolean mn10300_fix_adjustable PARAMS ((struct fix *));
+#define tc_fix_adjustable(FIX) mn10300_fix_adjustable (FIX)
+extern bfd_boolean mn10300_fix_adjustable (struct fix *);
 
 /* We do relaxing in the assembler as well as the linker.  */
 extern const struct relax_type md_relax_table[];
 #define TC_GENERIC_RELAX_TABLE md_relax_table
 
 #define DWARF2_LINE_MIN_INSN_LENGTH 1
+
+/* The difference between same-section symbols may be affected by linker
+   relaxation, so do not resolve such expressions in the assembler.  */
+#define md_allow_local_subtract(l,r,s) mn10300_allow_local_subtract (l, r, s)
+extern bfd_boolean mn10300_allow_local_subtract (expressionS *, expressionS *, segT);
+
+#define RELOC_EXPANSION_POSSIBLE
+#define MAX_RELOC_EXPANSION 2
+
+#define TC_FRAG_TYPE bfd_boolean
+
+#define HANDLE_ALIGN(frag) mn10300_handle_align (frag)
+extern void mn10300_handle_align (fragS *);
+
+/* Only allow call frame debug info optimization when linker relaxation is
+   not enabled as otherwise we could generate the DWARF directives without
+   the relocs necessary to patch them up.  */
+#define md_allow_eh_opt (linkrelax == 0)