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* frags.c (frag_grow): Don't be too greedy in allocating memory.
        * config/tc-hppa.c (pa_block): Check arguments to .block[z].

gas/testsuite/
        * gas/hppa/parse/block1.s: Use official limit (0x3fffffff) for
        .block.
This commit is contained in:
Michael Matz 2005-05-10 15:10:08 +00:00
parent b0ded00b3f
commit ee1923668e
5 changed files with 28 additions and 4 deletions
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10
gas/ChangeLog
View File

@ -1,3 +1,9 @@
2005-05-10 Michael Matz <matz@suse.de>
* frags.c (frag_grow): Don't be too greedy in allocating memory.
* config/tc-hppa.c (pa_block): Check arguments to .block[z].
2005-05-10 Hans-Peter Nilsson <hp@bitrange.com>
PR binutils/886
@ -23,8 +29,8 @@
2005-05-09 Jan Beulich <jbeulich@novell.com>
* config/tc-i386.c (optimize_disp): Discard displacement entirely when zero and
not required by encoding constraints.
* config/tc-i386.c (optimize_disp): Discard displacement entirely
when zero and not required by encoding constraints.
2005-05-09 H.J. Lu <hongjiu.lu@intel.com>

6
gas/config/tc-hppa.c
View File

@ -5951,6 +5951,12 @@ pa_block (z)
temp_size = get_absolute_expression ();
if (temp_size > 0x3FFFFFFF)
{
as_bad (_("Argument to .BLOCK/.BLOCKZ must be between 0 and 0x3fffffff"));
temp_size = 0;
}
/* Always fill with zeros, that's what the HP assembler does. */
temp_fill = 0;

9
gas/frags.c
View File

@ -91,7 +91,14 @@ frag_grow (unsigned int nchars)
frag_wane (frag_now);
frag_new (0);
oldc = frchain_now->frch_obstack.chunk_size;
frchain_now->frch_obstack.chunk_size = 2 * nchars + SIZEOF_STRUCT_FRAG;
/* Try to allocate a bit more than needed right now. But don't do
this if we would waste too much memory. Especially necessary
for extremely big (like 2GB initialized) frags. */
if (nchars < 0x10000)
frchain_now->frch_obstack.chunk_size = 2 * nchars;
else
frchain_now->frch_obstack.chunk_size = nchars + 0x10000;
frchain_now->frch_obstack.chunk_size += SIZEOF_STRUCT_FRAG;
if (frchain_now->frch_obstack.chunk_size > 0)
while ((n = obstack_room (&frchain_now->frch_obstack)) < nchars
&& (unsigned long) frchain_now->frch_obstack.chunk_size > nchars)

5
gas/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2005-05-10 Michael Matz <matz@suse.de>
* gas/hppa/parse/block1.s: Use official limit (0x3fffffff) for
.block.
2005-05-10 Hans-Peter Nilsson <hp@bitrange.com>
* gas/mmix/relax2.s: Drop ":" off label definitions.

2
gas/testsuite/gas/hppa/parse/block1.s
View File

@ -4,7 +4,7 @@
foo:
.block
bar:
.block 0x7fffffff
.block 0x3fffffff
com: