/* tc-mn10300.h -- Header file for tc-mn10300.c.
- Copyright 1996, 1997, 2000, 2001, 2002, 2003, 2004, 2005, 2007
- Free Software Foundation, Inc.
+ Copyright (C) 1996-2019 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,
#define DIFF_EXPR_OK
#define GLOBAL_OFFSET_TABLE_NAME "_GLOBAL_OFFSET_TABLE_"
-#define TC_FORCE_RELOCATION(FIX) \
- (generic_force_reloc (FIX))
+#define TC_FORCE_RELOCATION(FIX) mn10300_force_relocation (FIX)
+extern bfd_boolean mn10300_force_relocation (struct fix *);
+
+/* tc-mn10300.c uses TC_FORCE_RELOCATION_LOCAL, a macro that should
+ only appear in write.c. The use is likely incorrect. Duplicating
+ the definition here rather than expanding it in
+ TC_FORCE_RELOCATION_LOCAL at least ensures write.c changes will be
+ flagged immediately with a compile error. */
+#define GENERIC_FORCE_RELOCATION_LOCAL(FIX) \
+ (!(FIX)->fx_pcrel \
+ || TC_FORCE_RELOCATION (FIX))
#define TC_FORCE_RELOCATION_LOCAL(FIX) \
- (!(FIX)->fx_pcrel \
+ (GENERIC_FORCE_RELOCATION_LOCAL (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 \
- || TC_FORCE_RELOCATION (FIX))
+ || (FIX)->fx_r_type == BFD_RELOC_32_GOT_PCREL)
-#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 md_parse_name(NAME, EXPRP, MODE, NEXTCHARP) \
+ mn10300_parse_name ((NAME), (EXPRP), (MODE), (NEXTCHARP))
+int mn10300_parse_name (char const *, expressionS *, enum expr_mode, char *);
-#define TC_CONS_FIX_NEW(FRAG, OFF, LEN, EXP) \
- mn10300_cons_fix_new ((FRAG), (OFF), (LEN), (EXP))
-void mn10300_cons_fix_new PARAMS ((fragS *, int, int, expressionS *));
+#define TC_CONS_FIX_NEW(FRAG, OFF, LEN, EXP, RELOC) \
+ mn10300_cons_fix_new ((FRAG), (OFF), (LEN), (EXP), (RELOC))
+void mn10300_cons_fix_new (fragS *, int, int, expressionS *,
+ bfd_reloc_code_real_type);
/* This is used to construct expressions out of @GOTOFF, @PLT and @GOT
symbols. The relocation type is stored in X_md. */
linker, but this fix is simpler, and it pretty much only affects
object size a little bit. */
#define TC_FORCE_RELOCATION_SUB_SAME(FIX, SEC) \
- (((SEC)->flags & SEC_CODE) != 0 \
- || ! SEG_NORMAL (SEC) \
+ (GENERIC_FORCE_RELOCATION_SUB_SAME (FIX, SEC) \
+ || ((SEC)->flags & SEC_CODE) != 0 \
+ || (FIX)->fx_r_type == BFD_RELOC_MN10300_ALIGN \
|| TC_FORCE_RELOCATION (FIX))
/* We validate subtract arguments within tc_gen_reloc(), so don't
report errors at this point. */
-#define TC_VALIDATE_FIX_SUB(FIX) 1
+#define TC_VALIDATE_FIX_SUB(FIX, SEG) 1
/* Fixup debug sections since we will never relax them. Ideally, we
could do away with this and instead check every single fixup with
#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 *));
+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)