diff options
Diffstat (limited to 'gas/config/tc-msp430.h')
| -rw-r--r-- | gas/config/tc-msp430.h | 56 |
1 files changed, 50 insertions, 6 deletions
diff --git a/gas/config/tc-msp430.h b/gas/config/tc-msp430.h index 118b46d3f9..f805f666df 100644 --- a/gas/config/tc-msp430.h +++ b/gas/config/tc-msp430.h @@ -1,5 +1,5 @@ /* This file is tc-msp430.h - Copyright (C) 2002, 2004, 2005, 2007 Free Software Foundation, Inc. + Copyright (C) 2002-2013 Free Software Foundation, Inc. Contributed by Dmitry Diky <diwil@mail.ru> @@ -99,8 +99,9 @@ extern long md_pcrel_from_section (struct fix *, segT); example, a value of 2 might print `1234 5678' where a value of 1 would print `12 34 56 78'. The default value is 4. */ -#define LEX_DOLLAR 0 -/* MSP430 port does not use `$' as a logical line separator */ +/* Support symbols like: C$$IO$$. */ +#undef LEX_DOLLAR +#define LEX_DOLLAR 1 #define TC_IMPLICIT_LCOMM_ALIGNMENT(SIZE, P2VAR) (P2VAR) = 0 /* An `.lcomm' directive with no explicit alignment parameter will @@ -116,9 +117,52 @@ extern long md_pcrel_from_section (struct fix *, segT); extern long msp430_relax_frag (segT, fragS *, long); #define TC_FORCE_RELOCATION_LOCAL(FIX) \ - msp430_force_relocation_local(FIX) -extern int msp430_force_relocation_local(struct fix *); - + msp430_force_relocation_local (FIX) +extern int msp430_force_relocation_local (struct fix *); extern int msp430_enable_relax; extern int msp430_enable_polys; + +#define tc_fix_adjustable(FIX) msp430_fix_adjustable (FIX) +extern bfd_boolean msp430_fix_adjustable (struct fix *); + +/* Allow hexadeciaml numbers with 'h' suffix. Note that if the number + starts with a letter it will be interpreted as a symbol name not a + constant. Thus "beach" is a symbol not the hex value 0xbeac. So + is A5A5h... */ +#define NUMBERS_WITH_SUFFIX 1 + +#define md_end msp430_md_end +extern void msp430_md_end (void); + +/* Do not allow call frame debug info optimization as otherwise we could + generate the DWARF directives without the relocs necessary to patch + them up. */ +#define md_allow_eh_opt 0 + +/* 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) msp430_allow_local_subtract (l, r, s) +extern bfd_boolean msp430_allow_local_subtract (expressionS *, expressionS *, segT); + +#define RELOC_EXPANSION_POSSIBLE +#define MAX_RELOC_EXPANSION 2 + +#define DIFF_EXPR_OK + +/* Do not adjust relocations involving symbols in code sections, + because it breaks linker relaxations. This could be fixed in the + 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) \ + || 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, SEG) 1 + +#define DWARF2_USE_FIXED_ADVANCE_PC 1 + +#define TC_LINKRELAX_FIXUP(seg) (seg->flags & SEC_CODE) |