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[committed] check for flag_tm in block_in_transaction

Message ID 4FC7D60C.1010308@redhat.com
State New
Headers show

Commit Message

Aldy Hernandez May 31, 2012, 8:35 p.m. UTC 
As discussed earlier, I have moved the flag_tm check inside of 
block_in_transaction.

Committed to trunk.
* tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
	* gimple.h (block_in_transaction): Check for flag_tm.
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Patch

Index: tree-ssa-loop-im.c
===================================================================
--- tree-ssa-loop-im.c	(revision 188081)
+++ tree-ssa-loop-im.c	(working copy)
@@ -2154,7 +2154,7 @@  execute_sm (struct loop *loop, VEC (edge
   fmt_data.orig_loop = loop;
   for_each_index (&ref->mem, force_move_till, &fmt_data);
 
-  if ((flag_tm && block_in_transaction (loop_preheader_edge (loop)->src))
+  if (block_in_transaction (loop_preheader_edge (loop)->src)
       || !PARAM_VALUE (PARAM_ALLOW_STORE_DATA_RACES))
     multi_threaded_model_p = true;
 
Index: gimple.h
===================================================================
--- gimple.h	(revision 188081)
+++ gimple.h	(working copy)
@@ -1593,7 +1593,7 @@  gimple_set_has_volatile_ops (gimple stmt
 static inline bool
 block_in_transaction (basic_block bb)
 {
-  return bb->flags & BB_IN_TRANSACTION;
+  return flag_tm && bb->flags & BB_IN_TRANSACTION;
 }
 
 /* Return true if STMT is in a transaction.  */