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Allocate non_null_ref tables at creation.

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Preallocating the space is slightly cheaper than calling
safe_grow_cleared.

gcc/ChangeLog:

	* gimple-range-cache.cc (non_null_ref::non_null_ref): Use create
	and quick_grow_cleared instead of safe_grow_cleared.
This commit is contained in:
Aldy Hernandez 2021-09-21 08:26:50 +02:00
parent 303b5d8747
commit 08f392534a
1 changed files with 2 additions and 2 deletions
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4
gcc/gimple-range-cache.cc
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@ -37,8 +37,8 @@ along with GCC; see the file COPYING3. If not see
non_null_ref::non_null_ref ()
{
m_nn.create (0);
m_nn.safe_grow_cleared (num_ssa_names);
m_nn.create (num_ssa_names);
m_nn.quick_grow_cleared (num_ssa_names);
bitmap_obstack_initialize (&m_bitmaps);
}