From: bernds <bernds@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Mon, 22 Aug 2011 18:00:33 +0000 (+0000)
Subject: 	* config/c6x/c6x.md (indirect_jump_shadow): Tweak representation
X-Git-Url: http://git.sourceforge.jp/view?p=pf3gnuchains%2Fgcc-fork.git;a=commitdiff_plain;h=637298695c482ee61b32b967d92af24e0d303dc7;ds=sidebyside

	* config/c6x/c6x.md (indirect_jump_shadow): Tweak representation
	to make computed_jump_p return true.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@177968 138bc75d-0d04-0410-961f-82ee72b054a4
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d11c5ceb70b..a12ce81bc01 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2011-08-22  Bernd Schmidt  <bernds@codesourcery.com>
+
+	* config/c6x/c6x.md (indirect_jump_shadow): Tweak representation
+	to make computed_jump_p return true.
+
 2011-08-22  Rainer Orth  <ro@CeBiTec.Uni-Bielefeld.DE>
 
 	* configure.ac (GCC_PICFLAG_FOR_TARGET): Call it.
diff --git a/gcc/config/c6x/c6x.md b/gcc/config/c6x/c6x.md
index 7935a817059..e8e15b2ec56 100644
--- a/gcc/config/c6x/c6x.md
+++ b/gcc/config/c6x/c6x.md
@@ -1427,8 +1427,10 @@
    (set_attr "cross" "y,n")
    (set_attr "dest_regfile" "b")])
 
+;; computed_jump_p returns true if it finds a constant; so use one in the
+;; unspec.
 (define_insn "indirect_jump_shadow"
-  [(set (pc) (unspec [(pc)] UNSPEC_JUMP_SHADOW))]
+  [(set (pc) (unspec [(const_int 1)] UNSPEC_JUMP_SHADOW))]
   ""
   ";; indirect jump occurs"
   [(set_attr "type" "shadow")])