From: DJ Delorie <dj@redhat.com>
Date: Fri, 21 Mar 2003 06:03:01 +0000 (-0500)
Subject: stormy16.c (xstormy16_expand_arith): Make sure we always emit at least one insn.
X-Git-Tag: releases/gcc-3.4.0~7774
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=f3cd0185705330987114d311f0c3d9a172c543fb;p=thirdparty%2Fgcc.git

stormy16.c (xstormy16_expand_arith): Make sure we always emit at least one insn.

* config/stormy16/stormy16.c (xstormy16_expand_arith): Make
sure we always emit at least one insn.

From-SVN: r64644
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 0931e8efb0bf..118ff21be71a 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2003-03-21  DJ Delorie  <dj@redhat.com>
+
+	* config/stormy16/stormy16.c (xstormy16_expand_arith): Make
+	sure we always emit at least one insn.
+
 2003-03-21  Christopher Faylor  <cgf@redhat.com>
 
 	* config.gcc (i[34567]86-*-cygwin*): Use new common makefile
diff --git a/gcc/config/stormy16/stormy16.c b/gcc/config/stormy16/stormy16.c
index 597c4ddaff26..9ab984d8209a 100644
--- a/gcc/config/stormy16/stormy16.c
+++ b/gcc/config/stormy16/stormy16.c
@@ -1971,6 +1971,11 @@ xstormy16_expand_arith (mode, code, dest, src0, src1, carry)
       firstloop = 0;
       emit (insn);
     }
+
+  /* If we emit nothing, try_split() will think we failed.  So emit
+     something that does nothing and can be optimized away.  */
+  if (firstloop)
+    emit (gen_nop ());
 }
 
 /* Return 1 if OP is a shift operator.  */