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* write.c (md_register_arithmetic): Define.

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(fixup_segment): Adjust TC_FORCE_RELOCATION_SUB_ABS invocation.
	Modify error message when registers involved.
	(TC_FORCE_RELOCATION_SUB_ABS): Heed md_register_arithmetic.
	* config/tc-sh.h (TC_FORCE_RELOCATION_SUB_ABS): Likewise.
This commit is contained in:
Alan Modra 2008-09-19 02:11:02 +00:00
parent 2a403edaa8
commit 9a97a5d735
3 changed files with 30 additions and 10 deletions
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8
gas/ChangeLog
View File

@ -1,3 +1,11 @@
2008-09-19 Alan Modra <amodra@bigpond.net.au>
* write.c (md_register_arithmetic): Define.
(fixup_segment): Adjust TC_FORCE_RELOCATION_SUB_ABS invocation.
Modify error message when registers involved.
(TC_FORCE_RELOCATION_SUB_ABS): Heed md_register_arithmetic.
* config/tc-sh.h (TC_FORCE_RELOCATION_SUB_ABS): Likewise.
2008-09-15 Alan Modra <amodra@bigpond.net.au>
* write.c (install_reloc): Correct EMIT_SECTION_SYMBOLS test.

5
gas/config/tc-sh.h
View File

@ -211,8 +211,9 @@ extern bfd_boolean sh_fix_adjustable (struct fix *);
/* This keeps the subtracted symbol around, for use by PLT_PCREL
relocs. */
#define TC_FORCE_RELOCATION_SUB_ABS(FIX) \
((FIX)->fx_r_type == BFD_RELOC_32_PLT_PCREL)
#define TC_FORCE_RELOCATION_SUB_ABS(FIX, SEG) \
((FIX)->fx_r_type == BFD_RELOC_32_PLT_PCREL \
|| (!md_register_arithmetic && (SEG) == reg_section))
/* Don't complain when we leave fx_subsy around. */
#undef TC_VALIDATE_FIX_SUB

27
gas/write.c
View File

@ -54,8 +54,13 @@
(! SEG_NORMAL (SEG))
#endif
#ifndef md_register_arithmetic
# define md_register_arithmetic 1
#endif
#ifndef TC_FORCE_RELOCATION_SUB_ABS
#define TC_FORCE_RELOCATION_SUB_ABS(FIX) 0
#define TC_FORCE_RELOCATION_SUB_ABS(FIX, SEG) \
(!md_register_arithmetic && (SEG) == reg_section)
#endif
#ifndef TC_FORCE_RELOCATION_SUB_LOCAL
@ -924,7 +929,7 @@ fixup_segment (fixS *fixP, segT this_segment)
#endif
}
else if (sub_symbol_segment == absolute_section
&& !TC_FORCE_RELOCATION_SUB_ABS (fixP))
&& !TC_FORCE_RELOCATION_SUB_ABS (fixP, add_symbol_segment))
{
add_number -= S_GET_VALUE (fixP->fx_subsy);
fixP->fx_offset = add_number;
@ -955,12 +960,18 @@ fixup_segment (fixS *fixP, segT this_segment)
}
else if (!TC_VALIDATE_FIX_SUB (fixP))
{
as_bad_where (fixP->fx_file, fixP->fx_line,
_("can't resolve `%s' {%s section} - `%s' {%s section}"),
fixP->fx_addsy ? S_GET_NAME (fixP->fx_addsy) : "0",
segment_name (add_symbol_segment),
S_GET_NAME (fixP->fx_subsy),
segment_name (sub_symbol_segment));
if (!md_register_arithmetic
&& (add_symbol_segment == reg_section
|| sub_symbol_segment == reg_section))
as_bad_where (fixP->fx_file, fixP->fx_line,
_("register value used as expression"));
else
as_bad_where (fixP->fx_file, fixP->fx_line,
_("can't resolve `%s' {%s section} - `%s' {%s section}"),
fixP->fx_addsy ? S_GET_NAME (fixP->fx_addsy) : "0",
segment_name (add_symbol_segment),
S_GET_NAME (fixP->fx_subsy),
segment_name (sub_symbol_segment));
}
}