From: Hariharan Sandanagobalane <hariharan@picochip.com>
Date: Fri, 9 Jul 2010 12:18:46 +0000 (+0000)
Subject: picochip.md (commsTestPort): Emit more efficient sequence for tstport instruction.
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=099379da2635c4d50d720bfae3ba66af8cd3d218;p=gcc.git

picochip.md (commsTestPort): Emit more efficient sequence for tstport instruction.

  * config/picochip/picochip.md (commsTestPort): Emit more efficient sequence
    for tstport instruction.

From-SVN: r161996
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 7ee8a697370..6d64c97fbdb 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2010-07-09  Hariharan Sandanagobalane <hariharan@picochip.com>
+
+	* config/picochip/picochip.md (commsTestPort): Emit more
+	efficient sequence for tstport instruction.
+
 2010-07-09  Uros Bizjak  <ubizjak@gmail.com>
 
 	* config/i386/i386.c (ix86_veclib_handler): Make static.
diff --git a/gcc/config/picochip/picochip.md b/gcc/config/picochip/picochip.md
index 66323dda0c7..3a12a3d0a3d 100644
--- a/gcc/config/picochip/picochip.md
+++ b/gcc/config/picochip/picochip.md
@@ -2372,7 +2372,7 @@
 		   UNSPEC_TESTPORT))
    (clobber (reg:CC CC_REGNUM))]
   ""
-  "// %0 := TestPort(%1)\;TSTPORT %1\;COPYSW.0 %0\;AND.0 %0,8,%0"
+  "// %0 := TestPort(%1)\;COPY.1 0,%0 \\\ TSTPORT %1\;COPYEQ 1,%0"
   [(set_attr "length" "9")])
 
 ; Entry point for array tstport (the actual port index is computed as the