The R13B03 release.OTP_R13B03

1 files changed, 38 insertions, 0 deletions

diff --git a/lib/hipe/arm/hipe_arm_liveness_gpr.erl b/lib/hipe/arm/hipe_arm_liveness_gpr.erl
new file mode 100644
index 0000000000..cab81c47a1
--- /dev/null
+++ b/lib/hipe/arm/hipe_arm_liveness_gpr.erl
@@ -0,0 +1,38 @@
+%% -*- erlang-indent-level: 2 -*-
+%%
+%% %CopyrightBegin%
+%% 
+%% Copyright Ericsson AB 2005-2009. All Rights Reserved.
+%% 
+%% The contents of this file are subject to the Erlang Public License,
+%% Version 1.1, (the "License"); you may not use this file except in
+%% compliance with the License. You should have received a copy of the
+%% Erlang Public License along with this software. If not, it can be
+%% retrieved online at http://www.erlang.org/.
+%% 
+%% Software distributed under the License is distributed on an "AS IS"
+%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
+%% the License for the specific language governing rights and limitations
+%% under the License.
+%% 
+%% %CopyrightEnd%
+%%
+
+-module(hipe_arm_liveness_gpr).
+-export([analyse/1]).
+-export([liveout/2]).
+
+-include("hipe_arm.hrl").
+-include("../flow/liveness.inc").
+
+analyse(CFG) -> analyze(CFG).
+cfg_bb(CFG, L) -> hipe_arm_cfg:bb(CFG, L).
+cfg_postorder(CFG) -> hipe_arm_cfg:postorder(CFG).
+cfg_succ(CFG, L) -> hipe_arm_cfg:succ(CFG, L).
+uses(Insn) -> hipe_arm_defuse:insn_use_gpr(Insn).
+defines(Insn) -> hipe_arm_defuse:insn_def_gpr(Insn).
+liveout_no_succ() ->
+  ordsets:from_list(lists:map(fun({Reg,Type}) ->
+				  hipe_arm:mk_temp(Reg, Type)
+			      end,
+			      hipe_arm_registers:live_at_return())).