From: Georg-Johann Lay <avr@gjlay.de>
Date: Mon, 22 Jul 2013 10:18:52 +0000 (+0000)
Subject: avr.c (avr_out_xload): No SBIS around LPM so that instruction sequence is 1 byte... 
X-Git-Tag: releases/gcc-4.9.0~4920
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d5a6ef827fe40c01e6284b5bbf3c2e987987445c;p=thirdparty%2Fgcc.git

avr.c (avr_out_xload): No SBIS around LPM so that instruction sequence is 1 byte shorter.

	* config/avr/avr.c (avr_out_xload): No SBIS around LPM so that
	instruction sequence is 1 byte shorter.

From-SVN: r201121
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f0260dd43925..98cc565a3b38 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2013-07-22  Georg-Johann Lay  <avr@gjlay.de>
+
+	* config/avr/avr.c (avr_out_xload): No SBIS around LPM so that
+	instruction sequence is 1 byte shorter.
+
 2013-07-22  Uros Bizjak  <ubizjak@gmail.com>
 
 	* config/i386/i386.md (nonlocal_goto_receiver): Delete insn if
diff --git a/gcc/config/avr/avr.c b/gcc/config/avr/avr.c
index 6d95c101c2b5..14a3eee7c726 100644
--- a/gcc/config/avr/avr.c
+++ b/gcc/config/avr/avr.c
@@ -3079,14 +3079,10 @@ avr_out_xload (rtx insn ATTRIBUTE_UNUSED, rtx *op, int *plen)
   xop[2] = lpm_addr_reg_rtx;
   xop[3] = AVR_HAVE_LPMX ? op[0] : lpm_reg_rtx;
 
-  if (plen)
-    *plen = 0;
+  avr_asm_len (AVR_HAVE_LPMX ? "lpm %3,%a2" : "lpm", xop, plen, -1);
 
   avr_asm_len ("sbrc %1,7" CR_TAB
-               "ld %3,%a2" CR_TAB
-               "sbrs %1,7", xop, plen, 3);
-
-  avr_asm_len (AVR_HAVE_LPMX ? "lpm %3,%a2" : "lpm", xop, plen, 1);
+               "ld %3,%a2", xop, plen, 2);
 
   if (REGNO (xop[0]) != REGNO (xop[3]))
     avr_asm_len ("mov %0,%3", xop, plen, 1);