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* config/tc-i386.c (i386_displacement): Call as_bad for bad GOTOFF

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expressions rather than triggering an assert.
This commit is contained in:
Alan Modra
2001-05-03 01:08:44 +00:00
parent 14fe918ef2
commit 636c26b044
2 changed files with 33 additions and 20 deletions
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5
gas/ChangeLog
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@ -1,3 +1,8 @@
2001-05-03 Alan Modra <amodra@one.net.au>
* config/tc-i386.c (i386_displacement): Call as_bad for bad GOTOFF
expressions rather than triggering an assert.
2001-05-02 Johan Rydberg <jrydberg@opencores.org> 2001-05-02 Johan Rydberg <jrydberg@opencores.org>
* config/tc-openrisc.c: New file. * config/tc-openrisc.c: New file.

48
gas/config/tc-i386.c
View File

@ -3466,26 +3466,6 @@ i386_displacement (disp_start, disp_end)
exp_seg = expression (exp); exp_seg = expression (exp);
#ifdef BFD_ASSEMBLER
/* We do this to make sure that the section symbol is in
the symbol table. We will ultimately change the relocation
to be relative to the beginning of the section. */
if (i.reloc[this_operand] == BFD_RELOC_386_GOTOFF
|| i.reloc[this_operand] == BFD_RELOC_X86_64_GOTPCREL)
{
if (S_IS_LOCAL (exp->X_add_symbol)
&& S_GET_SEGMENT (exp->X_add_symbol) != undefined_section)
section_symbol (S_GET_SEGMENT (exp->X_add_symbol));
assert (exp->X_op == O_symbol);
exp->X_op = O_subtract;
exp->X_op_symbol = GOT_symbol;
if (i.reloc[this_operand] == BFD_RELOC_X86_64_GOTPCREL)
i.reloc[this_operand] = BFD_RELOC_32_PCREL;
else
i.reloc[this_operand] = BFD_RELOC_32;
}
#endif
SKIP_WHITESPACE (); SKIP_WHITESPACE ();
if (*input_line_pointer) if (*input_line_pointer)
as_bad (_("junk `%s' after expression"), input_line_pointer); as_bad (_("junk `%s' after expression"), input_line_pointer);
@ -3499,6 +3479,34 @@ i386_displacement (disp_start, disp_end)
free (gotfree_input_line); free (gotfree_input_line);
#endif #endif
#ifdef BFD_ASSEMBLER
/* We do this to make sure that the section symbol is in
the symbol table. We will ultimately change the relocation
to be relative to the beginning of the section. */
if (i.reloc[this_operand] == BFD_RELOC_386_GOTOFF
|| i.reloc[this_operand] == BFD_RELOC_X86_64_GOTPCREL)
{
if (exp->X_op != O_symbol)
{
as_bad (_("bad expression used with @%s"),
(i.reloc[this_operand] == BFD_RELOC_X86_64_GOTPCREL
? "GOTPCREL"
: "GOTOFF"));
return 0;
}
if (S_IS_LOCAL (exp->X_add_symbol)
&& S_GET_SEGMENT (exp->X_add_symbol) != undefined_section)
section_symbol (S_GET_SEGMENT (exp->X_add_symbol));
exp->X_op = O_subtract;
exp->X_op_symbol = GOT_symbol;
if (i.reloc[this_operand] == BFD_RELOC_X86_64_GOTPCREL)
i.reloc[this_operand] = BFD_RELOC_32_PCREL;
else
i.reloc[this_operand] = BFD_RELOC_32;
}
#endif
if (exp->X_op == O_absent || exp->X_op == O_big) if (exp->X_op == O_absent || exp->X_op == O_big)
{ {
/* Missing or bad expr becomes absolute 0. */ /* Missing or bad expr becomes absolute 0. */