diff options
Diffstat (limited to 'gas/config/tc-sh.h')
| -rw-r--r-- | gas/config/tc-sh.h | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/gas/config/tc-sh.h b/gas/config/tc-sh.h index 4e73b8b..54ba1b9 100644 --- a/gas/config/tc-sh.h +++ b/gas/config/tc-sh.h @@ -61,6 +61,10 @@ extern int sh_force_relocation (); #define obj_fix_adjustable(fixP) sh_fix_adjustable(fixP) struct fix; extern boolean sh_fix_adjustable PARAMS ((struct fix *)); + +/* This arranges for gas/write.c to not apply a relocation if + obj_fix_adjustable() says it is not adjustable. */ +#define TC_FIX_ADJUSTABLE(fixP) obj_fix_adjustable (fixP) #endif #define IGNORE_NONSTANDARD_ESCAPES @@ -161,6 +165,42 @@ extern int target_big_endian; #define elf_tc_final_processing sh_elf_final_processing extern void sh_elf_final_processing PARAMS ((void)); +#define DIFF_EXPR_OK /* foo-. gets turned into PC relative relocs */ + +#define GLOBAL_OFFSET_TABLE_NAME "_GLOBAL_OFFSET_TABLE_" + +/* This is the relocation type for direct references to + GLOBAL_OFFSET_TABLE. It comes up in complicated expressions such + as _GLOBAL_OFFSET_TABLE_+[.-.L284], which cannot be expressed + normally with the regular expressions. The fixup specified here + when used at runtime implies that we should add the address of the + GOT to the specified location, and as a result we have simplified + the expression into something we can use. */ +#define TC_RELOC_GLOBAL_OFFSET_TABLE BFD_RELOC_SH_GOTPC + +/* This expression evaluates to false if the relocation is for a local object + for which we still want to do the relocation at runtime. True if we + are willing to perform this relocation while building the .o file. + This is only used for pcrel relocations, so GOTOFF does not need to be + checked here. I am not sure if some of the others are ever used with + pcrel, but it is easier to be safe than sorry. + + We can't resolve references to the GOT or the PLT when creating the + object file, since these tables are only created by the linker. + Also, if the symbol is global, weak, common or not defined, the + assembler can't compute the appropriate reloc, since its location + can only be determined at link time. */ + +#define TC_RELOC_RTSYM_LOC_FIXUP(FIX) \ + ((FIX)->fx_r_type != BFD_RELOC_32_PLT_PCREL \ + && (FIX)->fx_r_type != BFD_RELOC_32_GOT_PCREL \ + && (FIX)->fx_r_type != BFD_RELOC_SH_GOTPC \ + && ((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)))) + #endif /* OBJ_ELF */ #define md_end() sh_finalize () |