diff options
Diffstat (limited to 'lib/hipe/ppc/hipe_ppc_liveness_gpr.erl')
| -rw-r--r-- | lib/hipe/ppc/hipe_ppc_liveness_gpr.erl | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/lib/hipe/ppc/hipe_ppc_liveness_gpr.erl b/lib/hipe/ppc/hipe_ppc_liveness_gpr.erl new file mode 100644 index 0000000000..a55052b944 --- /dev/null +++ b/lib/hipe/ppc/hipe_ppc_liveness_gpr.erl @@ -0,0 +1,38 @@ +%% -*- erlang-indent-level: 2 -*- +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2004-2009. 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_ppc_liveness_gpr). +-export([analyse/1]). +-export([liveout/2]). + +-include("hipe_ppc.hrl"). +-include("../flow/liveness.inc"). + +analyse(CFG) -> analyze(CFG). +cfg_bb(CFG, L) -> hipe_ppc_cfg:bb(CFG, L). +cfg_postorder(CFG) -> hipe_ppc_cfg:postorder(CFG). +cfg_succ(CFG, L) -> hipe_ppc_cfg:succ(CFG, L). +uses(Insn) -> hipe_ppc_defuse:insn_use_gpr(Insn). +defines(Insn) -> hipe_ppc_defuse:insn_def_gpr(Insn). +liveout_no_succ() -> + ordsets:from_list(lists:map(fun({Reg,Type}) -> + hipe_ppc:mk_temp(Reg, Type) + end, + hipe_ppc_registers:live_at_return())). |