diff options
Diffstat (limited to 'gas/write.h')
| -rw-r--r-- | gas/write.h | 62 |
1 files changed, 23 insertions, 39 deletions
diff --git a/gas/write.h b/gas/write.h index 1dc899e..9ce6529 100644 --- a/gas/write.h +++ b/gas/write.h @@ -35,49 +35,32 @@ #define S_LOCAL_NAME(s) (LOCAL_LABEL(S_GET_NAME(s))) -/* The bit_fix was implemented to support machines that need variables - to be inserted in bitfields other than 1, 2 and 4 bytes. - Furthermore it gives us a possibillity to mask in bits in the symbol - when it's fixed in the objectcode and check the symbols limits. - - The or-mask is used to set the huffman bits in displacements for the - ns32k port. - The acbi, addqi, movqi, cmpqi instruction requires an assembler that - can handle bitfields. Ie handle an expression, evaluate it and insert - the result in an some bitfield. ( ex: 5 bits in a short field of a opcode) - */ - -struct bit_fix { - int fx_bit_size; /* Length of bitfield */ - int fx_bit_offset; /* Bit offset to bitfield */ - long fx_bit_base; /* Where do we apply the bitfix. - If this is zero, default is assumed. */ - long fx_bit_base_adj;/* Adjustment of base */ - long fx_bit_max; /* Signextended max for bitfield */ - long fx_bit_min; /* Signextended min for bitfield */ - long fx_bit_add; /* Or mask, used for huffman prefix */ -}; -typedef struct bit_fix bit_fixS; +#include "bit_fix.h" + /* * FixSs may be built up in any order. */ struct fix { - fragS *fx_frag; /* Which frag? */ - long fx_where; /* Where is the 1st byte to fix up? */ - symbolS *fx_addsy; /* NULL or Symbol whose value we add in. */ - symbolS *fx_subsy; /* NULL or Symbol whose value we subtract. */ - long fx_offset; /* Absolute number we add in. */ - struct fix *fx_next; /* NULL or -> next fixS. */ - short int fx_size; /* How many bytes are involved? */ - char fx_pcrel; /* TRUE: pc-relative. */ - char fx_pcrel_adjust;/* pc-relative offset adjust */ - char fx_im_disp; /* TRUE: value is a displacement */ - bit_fixS *fx_bit_fixP; /* IF NULL no bitfix's to do */ - char fx_bsr; /* sequent-hack */ - enum reloc_type fx_r_type; /* Sparc hacks */ - char fx_callj; /* TRUE if target is a 'callj' - (used by i960) */ + fragS *fx_frag; /* Which frag? */ + long fx_where; /* Where is the 1st byte to fix up? */ + symbolS *fx_addsy; /* NULL or Symbol whose value we add in. */ + symbolS *fx_subsy; /* NULL or Symbol whose value we subtract. */ + long fx_offset; /* Absolute number we add in. */ + struct fix *fx_next; /* NULL or -> next fixS. */ + short int fx_size; /* How many bytes are involved? */ + char fx_pcrel; /* TRUE: pc-relative. */ + char fx_pcrel_adjust; /* pc-relative offset adjust */ + char fx_im_disp; /* TRUE: value is a displacement */ + bit_fixS *fx_bit_fixP; /* IF NULL no bitfix's to do */ + char fx_bsr; /* sequent-hack */ +#if defined(TC_SPARC) || defined(TC_A29K) + /* Hacks for machines where the type of reloc can't be + worked out by looking at how big it is */ + + int fx_r_type; +#endif + char fx_callj; /* TRUE if target is a 'callj' (used by i960) */ long fx_addnumber; }; @@ -88,6 +71,7 @@ COMMON char *next_object_file_charP; #ifndef MANY_SEGMENTS COMMON fixS *text_fix_root, *text_fix_tail; /* Chains fixSs. */ COMMON fixS *data_fix_root, *data_fix_tail; /* Chains fixSs. */ +COMMON fixS *bss_fix_root, *bss_fix_tail; /* Chains fixSs. */ #endif COMMON fixS **seg_fix_rootP, **seg_fix_tailP; /* -> one of above. */ extern long string_byte_count; @@ -95,7 +79,7 @@ extern int section_alignment[]; #if __STDC__ == 1 -bit_fixS *bit_fix_new(char size, char offset, long base_type, long base_adj, long min, long max, long add); +bit_fixS *bit_fix_new(int size, int offset, long base_type, long base_adj, long min, long max, long add); void append(char **charPP, char *fromP, unsigned long length); void record_alignment(segT seg, int align); void write_object_file(void); |