%% -*- erlang-indent-level: 2 -*-
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
-module(hipe_ppc_ra).
-export([ra/2]).
ra(CFG0, Options) ->
%% hipe_ppc_pp:pp(hipe_ppc_cfg:linearise(CFG0)),
{CFG1, _FPLiveness1, Coloring_fp, SpillIndex}
= case proplists:get_bool(inline_fp, Options) of
true ->
FPLiveness0 = hipe_ppc_specific_fp:analyze(CFG0, no_context),
hipe_regalloc_loop:ra_fp(CFG0, FPLiveness0, Options,
hipe_coalescing_regalloc,
hipe_ppc_specific_fp, no_context);
false ->
{CFG0,undefined,[],0}
end,
%% hipe_ppc_pp:pp(hipe_ppc_cfg:linearise(CFG1)),
GPLiveness1 = hipe_ppc_specific:analyze(CFG1, no_context),
{CFG2, _GPLiveness2, Coloring}
= case proplists:get_value(regalloc, Options, coalescing) of
coalescing ->
ra(CFG1, GPLiveness1, SpillIndex, Options, hipe_coalescing_regalloc);
optimistic ->
ra(CFG1, GPLiveness1, SpillIndex, Options, hipe_optimistic_regalloc);
graph_color ->
ra(CFG1, GPLiveness1, SpillIndex, Options,
hipe_graph_coloring_regalloc);
linear_scan ->
hipe_ppc_ra_ls:ra(CFG1, GPLiveness1, SpillIndex, Options);
naive ->
hipe_ppc_ra_naive:ra(CFG1, GPLiveness1, Coloring_fp, Options);
_ ->
exit({unknown_regalloc_compiler_option,
proplists:get_value(regalloc,Options)})
end,
%% hipe_ppc_pp:pp(hipe_ppc_cfg:linearise(CFG2)),
hipe_ppc_ra_finalise:finalise(CFG2, Coloring, Coloring_fp).
ra(CFG, Liveness, SpillIndex, Options, RegAllocMod) ->
hipe_regalloc_loop:ra(CFG, Liveness, SpillIndex, Options, RegAllocMod,
hipe_ppc_specific, no_context).
