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Convert tree-ssa-tail-merge to inchash

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gcc/:

2014-07-31  Andi Kleen  <ak@linux.intel.com>

	* tree-ssa-tail-merge.c (same_succ_hash): Convert to inchash.

From-SVN: r213400
This commit is contained in:
Andi Kleen 2014-08-01 02:52:52 +00:00 committed by Andi Kleen
parent 4e44a6e8bd
commit bb7e83fccb
2 changed files with 14 additions and 12 deletions
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4
gcc/ChangeLog
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@ -1,3 +1,7 @@
2014-07-31 Andi Kleen <ak@linux.intel.com>
* tree-ssa-tail-merge.c (same_succ_hash): Convert to inchash.
2014-07-31 Andi Kleen <ak@linux.intel.com>
* tree-ssa-sccvn.c (vn_reference_op_compute_hash): Convert to

22
gcc/tree-ssa-tail-merge.c
View File

@ -451,7 +451,7 @@ stmt_update_dep_bb (gimple stmt)
static hashval_t
same_succ_hash (const_same_succ e)
{
hashval_t hashval = bitmap_hash (e->succs);
inchash::hash hstate (bitmap_hash (e->succs));
int flags;
unsigned int i;
unsigned int first = bitmap_first_set_bit (e->bbs);
@ -472,37 +472,35 @@ same_succ_hash (const_same_succ e)
continue;
size++;
hashval = iterative_hash_hashval_t (gimple_code (stmt), hashval);
hstate.add_int (gimple_code (stmt));
if (is_gimple_assign (stmt))
hashval = iterative_hash_hashval_t (gimple_assign_rhs_code (stmt),
hashval);
hstate.add_int (gimple_assign_rhs_code (stmt));
if (!is_gimple_call (stmt))
continue;
if (gimple_call_internal_p (stmt))
hashval = iterative_hash_hashval_t
((hashval_t) gimple_call_internal_fn (stmt), hashval);
hstate.add_int (gimple_call_internal_fn (stmt));
else
{
hashval = iterative_hash_expr (gimple_call_fn (stmt), hashval);
inchash::add_expr (gimple_call_fn (stmt), hstate);
if (gimple_call_chain (stmt))
hashval = iterative_hash_expr (gimple_call_chain (stmt), hashval);
inchash::add_expr (gimple_call_chain (stmt), hstate);
}
for (i = 0; i < gimple_call_num_args (stmt); i++)
{
arg = gimple_call_arg (stmt, i);
arg = vn_valueize (arg);
hashval = iterative_hash_expr (arg, hashval);
inchash::add_expr (arg, hstate);
}
}
hashval = iterative_hash_hashval_t (size, hashval);
hstate.add_int (size);
BB_SIZE (bb) = size;
for (i = 0; i < e->succ_flags.length (); ++i)
{
flags = e->succ_flags[i];
flags = flags & ~(EDGE_TRUE_VALUE | EDGE_FALSE_VALUE);
hashval = iterative_hash_hashval_t (flags, hashval);
hstate.add_int (flags);
}
EXECUTE_IF_SET_IN_BITMAP (e->succs, 0, s, bs)
@ -521,7 +519,7 @@ same_succ_hash (const_same_succ e)
}
}
return hashval;
return hstate.end ();
}
/* Returns true if E1 and E2 have 2 successors, and if the successor flags