[PATCH 4/7] Convert ipa-devirt to inchash

[Andi Kleen]

From: Andi Kleen <a...@linux.intel.com>

gcc/:

2014-07-30  Andi Kleen  <a...@linux.intel.com>

        * ipa-devirt.c (polymorphic_call_target_hasher::hash):
        Convert to inchash.
---
 gcc/ipa-devirt.c | 27 ++++++++++++---------------
 1 file changed, 12 insertions(+), 15 deletions(-)

diff --git a/gcc/ipa-devirt.c b/gcc/ipa-devirt.c
index 4b5b2a6..fc2c31f 100644
--- a/gcc/ipa-devirt.c
+++ b/gcc/ipa-devirt.c
@@ -1635,25 +1635,22 @@ struct polymorphic_call_target_hasher
 inline hashval_t
 polymorphic_call_target_hasher::hash (const value_type *odr_query)
 {
-  hashval_t hash;
+  inchash::hash hstate (odr_query->otr_token);
+
+  hstate.add_wide_int (odr_query->type->id);
+  hstate.merge_hash (TYPE_UID (odr_query->context.outer_type));
+  hstate.add_wide_int (odr_query->context.offset);
 
-  hash = iterative_hash_host_wide_int
-         (odr_query->otr_token,
-          odr_query->type->id);
-  hash = iterative_hash_hashval_t (TYPE_UID (odr_query->context.outer_type),
-                                  hash);
-  hash = iterative_hash_host_wide_int (odr_query->context.offset, hash);
   if (odr_query->context.speculative_outer_type)
     {
-      hash = iterative_hash_hashval_t
-              (TYPE_UID (odr_query->context.speculative_outer_type), hash);
-      hash = iterative_hash_host_wide_int 
(odr_query->context.speculative_offset,
-                                          hash);
+      hstate.merge_hash (TYPE_UID (odr_query->context.speculative_outer_type));
+      hstate.add_wide_int (odr_query->context.speculative_offset);
     }
-  return iterative_hash_hashval_t
-           (((int)odr_query->context.maybe_in_construction << 2)
-            | ((int)odr_query->context.speculative_maybe_derived_type << 1)
-            | (int)odr_query->context.maybe_derived_type, hash);
+  hstate.add_flag (odr_query->context.maybe_in_construction);
+  hstate.add_flag (odr_query->context.maybe_derived_type);
+  hstate.add_flag (odr_query->context.speculative_maybe_derived_type);
+  hstate.commit_flag ();
+  return hstate.end ();
 }
 
 /* Compare cache entries T1 and T2.  */
-- 
2.0.1