diff options
Diffstat (limited to 'gas/doc/internals.texi')
| -rw-r--r-- | gas/doc/internals.texi | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/gas/doc/internals.texi b/gas/doc/internals.texi index f88e6b2173..afff9f93d7 100644 --- a/gas/doc/internals.texi +++ b/gas/doc/internals.texi @@ -1,6 +1,6 @@ \input texinfo @c Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, -@c 2001, 2002 +@c 2001, 2002, 2003 @c Free Software Foundation, Inc. @setfilename internals.info @node Top @@ -1294,12 +1294,13 @@ symbol in the current section. If undefined, fixups that are not returns non-zero, will emit relocs. @item TC_FORCE_RELOCATION_SUB_SAME (@var{fix}, @var{seg}) -@cindex TC_FORCE_RELOCATION_SUB +@cindex TC_FORCE_RELOCATION_SUB_SAME This macro controls resolution of fixup expressions involving the difference of two symbols in the same section. If this macro returns zero, the subtrahend will be resolved and @code{fx_subsy} set to @code{NULL} for @code{md_apply_fix3}. If undefined, the default of -@w{@code{! SEG_NORMAL (@var{seg})}} will be used. +@w{@code{! SEG_NORMAL (@var{seg}) || TC_FORCE_RELOCATION (@var{fix})}} will +be used. @item TC_FORCE_RELOCATION_SUB_ABS (@var{fix}) @cindex TC_FORCE_RELOCATION_SUB_ABS @@ -1324,13 +1325,13 @@ to @code{md_apply_fix3}. If the macro is undefined, or returns non-zero, the symbol value will be included. For ELF, a suitable definition might simply be @code{0}, because ELF relocations don't include the symbol value in the addend. -@item S_FORCE_RELOC (@var{sym}) +@item S_FORCE_RELOC (@var{sym}, @var{strict}) @cindex S_FORCE_RELOC This macro (or function, for @code{BFD_ASSEMBLER} gas) returns true for symbols that should not be reduced to section symbols or eliminated from expressions, because they may be overridden by the linker. ie. for symbols that are -undefined, common or weak, or for ELF assemblers that support ELF shared -library linking semantics, global. +undefined or common, and when @var{strict} is set, weak, or global (for ELF +assemblers that support ELF shared library linking semantics). @item EXTERN_FORCE_RELOC @cindex EXTERN_FORCE_RELOC |