From: pinskia <pinskia@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Wed, 20 Dec 2006 17:46:39 +0000 (+0000)
Subject: 2006-12-20  Andrew Pinski  <pinskia@gmail.com>
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=a18d30a8e57888e0861a1e07d5002517ca96dd26;p=thirdparty%2Fgcc.git

2006-12-20  Andrew Pinski  <pinskia@gmail.com>

        * tree-gimple.c (is_gimple_min_invariant): Treat constant vector
        CONSTRUCTORs as min invariants.




git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@120079 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 4f145939528f..e247f0b12182 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2006-12-20  Andrew Pinski  <pinskia@gmail.com>
+
+	* tree-gimple.c (is_gimple_min_invariant): Treat constant vector
+	CONSTRUCTORs as min invariants.
+
 2006-12-20  Joseph Myers  <joseph@codesourcery.com>
 
 	* rtlanal.c (struct subreg_info, subreg_get_info, subreg_nregs):
diff --git a/gcc/tree-gimple.c b/gcc/tree-gimple.c
index f3a5db7c2ed6..abef0e20539c 100644
--- a/gcc/tree-gimple.c
+++ b/gcc/tree-gimple.c
@@ -183,6 +183,13 @@ is_gimple_min_invariant (tree t)
     case VECTOR_CST:
       return true;
 
+    /* Vector constant constructors are gimple invariant.  */
+    case CONSTRUCTOR:
+      if (TREE_TYPE (t) && TREE_CODE (TREE_TYPE (t)) == VECTOR_TYPE)
+	return TREE_CONSTANT (t);
+      else
+	return false;
+
     default:
       return false;
     }