From: J"orn Rennecke <joern.rennecke@superh.com>
Date: Fri, 11 Oct 2002 11:36:21 +0000 (+0000)
Subject: sh.md (movv8qi_i+2): For V8QI destinations, generate V4HI register for mperm_w operation.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=750afc12b3b52eaa1082f95b486fd5314e64ff5d;p=gcc.git

sh.md (movv8qi_i+2): For V8QI destinations, generate V4HI register for mperm_w operation.

	* sh.md (movv8qi_i+2): For V8QI destinations, generate V4HI
	register for mperm_w operation.

From-SVN: r58051
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c2c29c58b03..8330920785c 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+Fri Oct 11 12:34:33 2002  J"orn Rennecke <joern.rennecke@superh.com>
+
+	* sh.md (movv8qi_i+2): For V8QI destinations, generate V4HI
+	register for mperm_w operation.
+
 Fri Oct 11 10:56:17 2002  J"orn Rennecke <joern.rennecke@superh.com>
 
 	* emit-rtl.c (gen_lowpart_common): When asked to make a vector from
diff --git a/gcc/config/sh/sh.md b/gcc/config/sh/sh.md
index 2c02ee37313..a27170922a1 100644
--- a/gcc/config/sh/sh.md
+++ b/gcc/config/sh/sh.md
@@ -9160,7 +9160,11 @@
   if (unit_size > 2)
     operands[2] = gen_mshflo_l (operands[0], operands[0], operands[0]);
   else
-    operands[2] = gen_mperm_w0 (operands[0], operands[0]);
+    {
+      if (unit_size < 2)
+	operands[0] = gen_rtx_REG (V4HImode, true_regnum (operands[0]));
+      operands[2] = gen_mperm_w0 (operands[0], operands[0]);
+    }
   operands[0] = gen_rtx_REG (DImode, true_regnum (operands[0]));
   operands[1] = XVECEXP (operands[1], 0, 0);
   if (unit_size < 2)