/* write.h
- Copyright (C) 1987-2015 Free Software Foundation, Inc.
+ Copyright (C) 1987-2019 Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
#define FAKE_LABEL_NAME "L0\001"
#endif
-#include "bit_fix.h"
+/* This is a special character that is used to indicate a fake label.
+ It must be present in FAKE_LABEL_NAME, although it does not have to
+ be the first character. It must not be a character that would be
+ found in a valid symbol name.
+
+ Also be aware that the function _bfd_elf_is_local_label_name in
+ bfd/elf.c has an implicit assumption that FAKE_LABEL_CHAR is '\001'.
+ If this is not the case then FAKE_LABEL_NAME must start with ".L" in
+ order for the function to continue working. */
+#ifndef FAKE_LABEL_CHAR
+#define FAKE_LABEL_CHAR '\001'
+#endif
/*
* FixSs may be built up in any order.
struct fix
{
+ /* Next fixS in linked list, or NULL. */
+ struct fix *fx_next;
+
/* These small fields are grouped together for compactness of
this structure, and efficiency of access on some architectures. */
/* Is this a pc-relative relocation? */
unsigned fx_pcrel : 1;
- /* Is this value an immediate displacement? */
- /* Only used on ns32k; merge it into TC_FIX_TYPE sometime. */
- unsigned fx_im_disp : 2;
-
- /* Some bits for the CPU specific code. */
- unsigned fx_tcbit : 1;
- unsigned fx_tcbit2 : 1;
-
/* Has this relocation already been applied? */
unsigned fx_done : 1;
/* The value is signed when checking for overflow. */
unsigned fx_signed : 1;
+ /* Some bits for the CPU specific code. */
+ unsigned fx_tcbit : 1;
+ unsigned fx_tcbit2 : 1;
+
+ /* Spare bits. */
+ unsigned fx_unused : 10;
+
/* pc-relative offset adjust (only used by some CPU specific code) */
- signed char fx_pcrel_adjust;
+ int fx_pcrel_adjust : 8;
/* How many bytes are involved? */
- unsigned char fx_size;
+ unsigned fx_size : 8;
+
+ bfd_reloc_code_real_type fx_r_type;
/* Which frag does this fix apply to? */
fragS *fx_frag;
- /* Where is the first byte to fix up? */
- long fx_where;
+ /* The location within the frag where the fixup occurs. */
+ unsigned long fx_where;
/* NULL or Symbol whose value we add in. */
symbolS *fx_addsy;
/* The frag fx_dot_value is based on. */
fragS *fx_dot_frag;
- /* Next fixS in linked list, or NULL. */
- struct fix *fx_next;
-
- /* If NULL, no bitfix's to do. */
- /* Only i960-coff and ns32k use this, and i960-coff stores an
- integer. This can probably be folded into tc_fix_data, below.
- @@ Alpha also uses it, but only to disable certain relocation
- processing. */
- bit_fixS *fx_bit_fixP;
-
- bfd_reloc_code_real_type fx_r_type;
-
/* This field is sort of misnamed. It appears to be a sort of random
scratch field, for use by the back ends. The main gas code doesn't
do anything but initialize it to zero. The use of it does need to
/* The location of the instruction which created the reloc, used
in error messages. */
- char *fx_file;
+ const char *fx_file;
unsigned fx_line;
#ifdef USING_CGEN
arelent r;
} b;
} u;
- char *file;
+ const char *file;
unsigned int line;
};
extern fragS *dot_frag;
extern struct reloc_list* reloc_list;
-extern void append (char **charPP, char *fromP, unsigned long length);
-extern void record_alignment (segT seg, int align);
-extern int get_recorded_alignment (segT seg);
+extern void append (char **, char *, unsigned long);
+extern void record_alignment (segT, unsigned);
+extern int get_recorded_alignment (segT);
extern void write_object_file (void);
extern long relax_frag (segT, fragS *, long);
extern int relax_segment (struct frag *, segT, int);
extern void number_to_chars_littleendian (char *, valueT, int);
extern void number_to_chars_bigendian (char *, valueT, int);
-extern fixS *fix_new
- (fragS * frag, int where, int size, symbolS * add_symbol,
- offsetT offset, int pcrel, bfd_reloc_code_real_type r_type);
-extern fixS *fix_at_start
- (fragS * frag, int size, symbolS * add_symbol,
- offsetT offset, int pcrel, bfd_reloc_code_real_type r_type);
-extern fixS *fix_new_exp
- (fragS * frag, int where, int size, expressionS *exp, int pcrel,
- bfd_reloc_code_real_type r_type);
+extern fixS *fix_new (fragS *, unsigned long, unsigned long, symbolS *,
+ offsetT, int, bfd_reloc_code_real_type);
+extern fixS *fix_at_start (fragS *, unsigned long, symbolS *,
+ offsetT, int, bfd_reloc_code_real_type);
+extern fixS *fix_new_exp (fragS *, unsigned long, unsigned long,
+ expressionS *, int, bfd_reloc_code_real_type);
extern void write_print_statistics (FILE *);
#endif /* __write_h__ */