From: Richard Henderson <rth@redhat.com>
Date: Thu, 19 Jul 2012 18:53:26 +0000 (-0700)
Subject: Allow divmod on UNITS_PER_WORD vectors
X-Git-Tag: releases/gcc-4.8.0~4390
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e6d4f8f5e5b2bbb8981526d478b333f22516dba9;p=thirdparty%2Fgcc.git

Allow divmod on UNITS_PER_WORD vectors

        * tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
        vectors larger than UNITS_PER_WORD.

From-SVN: r189673
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d8b6a4dbc740..67d72dee4505 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,8 @@
 2012-07-19  Richard Henderson  <rth@redhat.com>
 
+	* tree-vect-patterns.c (vect_recog_divmod_pattern): Do not require
+	vectors larger than UNITS_PER_WORD.
+
 	* expr.c (store_constructor): Initialize icode with CODE_FOR_nothing.
 	* tree-vect-stmts.c (vectorizable_operation): Use LAST_INSN_CODE for
 	dummy != CODE_FOR_nothing value.
diff --git a/gcc/tree-vect-patterns.c b/gcc/tree-vect-patterns.c
index 05202a8f4c63..d990c4fbdaf4 100644
--- a/gcc/tree-vect-patterns.c
+++ b/gcc/tree-vect-patterns.c
@@ -1679,8 +1679,7 @@ vect_recog_divmod_pattern (VEC (gimple, heap) **stmts,
     {
       enum machine_mode vec_mode = TYPE_MODE (vectype);
       int icode = (int) optab_handler (optab, vec_mode);
-      if (icode != CODE_FOR_nothing
-	  || GET_MODE_SIZE (vec_mode) == UNITS_PER_WORD)
+      if (icode != CODE_FOR_nothing)
 	return NULL;
     }