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matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring to an unallocated space.

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2007-07-31  Razya Ladelsky  <razya@il.ibm.com>

        * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring 
        to an unallocated space.

From-SVN: r127082
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Razya Ladelsky 2007-07-31 08:09:49 +00:00 • committed by Razya Ladelsky
parent 06cb4f7988
commit 013e926646
2 changed files with 13 additions and 4 deletions
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gcc/ChangeLog
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@ -1,3 +1,8 @@
2007-07-31 Razya Ladelsky <razya@il.ibm.com>
* matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
to an unallocated space.
2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
* tree-data-ref.c

12
gcc/matrix-reorg.c
View file

@ -818,11 +818,15 @@ analyze_matrix_allocation_site (struct matrix_info *mi, tree stmt,
return;
}
}
/* This is a call to malloc. Check to see if this is the first
call in this indirection level; if so, mark it; if not, mark
as escaping. */
/* This is a call to malloc of level 'level'.
mi->max_malloced_level-1 == level means that we've
seen a malloc statement of level 'level' before.
If the statement is not the same one that we've
seen before, then there's another malloc statement
for the same level, which means that we need to mark
it escaping. */
if (mi->malloc_for_level
&& mi->malloc_for_level[level]
&& mi->max_malloced_level-1 == level
&& mi->malloc_for_level[level] != stmt)
{
mark_min_matrix_escape_level (mi, level, stmt);