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* config/tc-tic80.c (build_insn): Handle instructions that have

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long (32 bit) PC relative offsets.  Fix places that previously
        misused R_MPPCR for 15 bit offsets to use the new R_MPPCR15W type.
        (md_apply_fix): Add case to handle long PC relative offsets.
PR 12927
This commit is contained in:
Fred Fish 1997-12-13 00:58:43 +00:00
parent c2a45746f8
commit 599ef811c3
2 changed files with 44 additions and 16 deletions
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9
gas/ChangeLog
View File

@ -1,3 +1,12 @@
start-sanitize-tic80
Fri Dec 12 11:44:20 1997 Fred Fish <fnf@cygnus.com>
* config/tc-tic80.c (build_insn): Handle instructions that have
long (32 bit) PC relative offsets. Fix places that previously
misused R_MPPCR for 15 bit offsets to use the new R_MPPCR15W type.
(md_apply_fix): Add case to handle long PC relative offsets.
end-sanitize-tic80
Fri Dec 12 10:35:01 1997 Nick Clifton <nickc@cygnus.com>
* doc/c-arm.texi (ARM Options): Document support for new ARM

51
gas/config/tc-tic80.c
View File

@ -635,26 +635,38 @@ build_insn (opcode, opers)
}
break;
case O_symbol:
if (flags & TIC80_OPERAND_PCREL)
if (bits == 32)
{
fx = frag_more (4);
fxfrag = frag_now;
insn[1] = 0;
if (flags & TIC80_OPERAND_PCREL)
{
fix_new_exp (fxfrag,
fx - (fxfrag -> fr_literal),
4,
&opers[expi],
1,
R_MPPCR);
}
else
{
fix_new_exp (fxfrag,
fx - (fxfrag -> fr_literal),
4,
&opers[expi],
0,
R_RELLONGX);
}
}
else if (flags & TIC80_OPERAND_PCREL)
{
fix_new_exp (ffrag,
f - (ffrag -> fr_literal),
4, /* FIXME! how is this used? */
&opers[expi],
1,
R_MPPCR);
}
else if (bits == 32) /* was (flags & TIC80_OPERAND_BASEREL) */
{
fx = frag_more (4);
fxfrag = frag_now;
insn[1] = 0;
fix_new_exp (fxfrag,
fx - (fxfrag -> fr_literal),
4,
&opers[expi],
0,
R_RELLONGX);
R_MPPCR15W);
}
else
{
@ -931,10 +943,17 @@ md_apply_fix (fixP, val)
md_number_to_chars (dest, (valueT) val, 4);
break;
case R_MPPCR:
overflow = (val < -65536) || (val > 65532);
val >>= 2;
val += 1; /* Target address computed from inst start */
md_number_to_chars (dest, (valueT) val, 4);
break;
case R_MPPCR15W:
overflow = (val < -65536L) || (val > 65532L);
if (overflow)
{
as_bad_where (fixP -> fx_file, fixP -> fx_line, "PC relative target out of range");
as_bad_where (fixP -> fx_file, fixP -> fx_line,
"PC offset 0x%lx outside range 0x%lx-0x%lx",
val, -65536L, 65532L);
}
else
{