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-rw-r--r--gcc/tree-ssa-loop-im.c16
1 files changed, 0 insertions, 16 deletions
diff --git a/gcc/tree-ssa-loop-im.c b/gcc/tree-ssa-loop-im.c
index 488a035..4f09f8a 100644
--- a/gcc/tree-ssa-loop-im.c
+++ b/gcc/tree-ssa-loop-im.c
@@ -164,10 +164,6 @@ static struct
/* The set of memory references stored in each loop. */
vec<bitmap> refs_stored_in_loop;
- /* The set of memory references accessed in each loop, including
- subloops. */
- vec<bitmap> all_refs_in_loop;
-
/* The set of memory references stored in each loop, including subloops . */
vec<bitmap> all_refs_stored_in_loop;
@@ -1649,8 +1645,6 @@ gather_mem_refs_in_loops (void)
FOR_EACH_LOOP (li, loop, LI_FROM_INNERMOST)
{
/* Finalize the overall touched references (including subloops). */
- bitmap_ior_into (memory_accesses.all_refs_in_loop[loop->num],
- memory_accesses.refs_in_loop[loop->num]);
bitmap_ior_into (memory_accesses.all_refs_stored_in_loop[loop->num],
memory_accesses.refs_stored_in_loop[loop->num]);
@@ -1660,8 +1654,6 @@ gather_mem_refs_in_loops (void)
if (outer == current_loops->tree_root)
continue;
- bitmap_ior_into (memory_accesses.all_refs_in_loop[outer->num],
- memory_accesses.all_refs_in_loop[loop->num]);
bitmap_ior_into (memory_accesses.all_refs_stored_in_loop[outer->num],
memory_accesses.all_refs_stored_in_loop[loop->num]);
}
@@ -1683,7 +1675,6 @@ analyze_memory_references (void)
memory_accesses.refs_in_loop.create (number_of_loops ());
memory_accesses.refs_stored_in_loop.create (number_of_loops ());
- memory_accesses.all_refs_in_loop.create (number_of_loops ());
memory_accesses.all_refs_stored_in_loop.create (number_of_loops ());
for (i = 0; i < number_of_loops (); i++)
@@ -1693,8 +1684,6 @@ analyze_memory_references (void)
empty = BITMAP_ALLOC (&lim_bitmap_obstack);
memory_accesses.refs_stored_in_loop.quick_push (empty);
empty = BITMAP_ALLOC (&lim_bitmap_obstack);
- memory_accesses.all_refs_in_loop.quick_push (empty);
- empty = BITMAP_ALLOC (&lim_bitmap_obstack);
memory_accesses.all_refs_stored_in_loop.quick_push (empty);
}
@@ -1749,12 +1738,8 @@ for_all_locs_in_loop (struct loop *loop, mem_ref_p ref, FN fn)
{
unsigned i;
mem_ref_loc_p loc;
- bitmap refs = memory_accesses.all_refs_in_loop[loop->num];
struct loop *subloop;
- if (!bitmap_bit_p (refs, ref->id))
- return false;
-
if (ref->accesses_in_loop.length () > (unsigned) loop->num)
FOR_EACH_VEC_ELT (ref->accesses_in_loop[loop->num], i, loc)
if (fn (loc))
@@ -2630,7 +2615,6 @@ tree_ssa_lim_finalize (void)
memory_accesses.refs_in_loop.release ();
memory_accesses.refs_stored_in_loop.release ();
- memory_accesses.all_refs_in_loop.release ();
memory_accesses.all_refs_stored_in_loop.release ();
if (memory_accesses.ttae_cache)