From 5ae8d51f97600116f47f0160b4eac331acf5b7ca Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Magnus=20L=C3=A5ng?= <margnus1@telia.com>
Date: Thu, 10 Nov 2016 12:20:21 +0100
Subject: hipe_ppc: move coalescing

---
 lib/hipe/ppc/hipe_ppc_frame.erl | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'lib')

diff --git a/lib/hipe/ppc/hipe_ppc_frame.erl b/lib/hipe/ppc/hipe_ppc_frame.erl
index 8d37159ad8..58924409a8 100644
--- a/lib/hipe/ppc/hipe_ppc_frame.erl
+++ b/lib/hipe/ppc/hipe_ppc_frame.erl
@@ -98,7 +98,10 @@ do_pseudo_move(I, Context, FPoff) ->
 	  Offset = pseudo_offset(Src, FPoff, Context),
 	  mk_load(hipe_ppc:ldop_word(), Dst, Offset, mk_sp(), []);
 	_ ->
-	  [hipe_ppc:mk_alu('or', Dst, Src, Src)]
+	  case hipe_ppc:temp_reg(Dst) =:= hipe_ppc:temp_reg(Src) of
+	    true -> [];
+	    false -> [hipe_ppc:mk_alu('or', Dst, Src, Src)]
+	  end
       end
   end.
 
-- 
cgit v1.2.3