From: Andrew Pinski <pinskia@gmail.com>
Date: Wed, 20 Dec 2006 17:46:39 +0000 (-0800)
Subject: tree-gimple.c (is_gimple_min_invariant): Treat constant vector CONSTRUCTORs as min... 
X-Git-Tag: releases/gcc-4.3.0~7890
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=1863bbcab59ad1f858c20177875b1cd3acf3a94c;p=thirdparty%2Fgcc.git

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

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

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

From-SVN: r120079
---

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;
     }