%% -*- erlang-indent-level: 2 -*-
%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2004-2016. All Rights Reserved.
%%
%% 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.
%%
%% %CopyrightEnd%
%%
-ifdef(HIPE_AMD64).
-define(HIPE_X86_RA, hipe_amd64_ra).
-define(HIPE_X86_PP, hipe_amd64_pp).
-define(HIPE_X86_RA_LS, hipe_amd64_ra_ls).
-define(HIPE_X86_RA_NAIVE, hipe_amd64_ra_naive).
-define(HIPE_X86_RA_FINALISE, hipe_amd64_ra_finalise).
-define(HIPE_X86_SPECIFIC, hipe_amd64_specific).
-else.
-define(HIPE_X86_RA, hipe_x86_ra).
-define(HIPE_X86_PP, hipe_x86_pp).
-define(HIPE_X86_RA_LS, hipe_x86_ra_ls).
-define(HIPE_X86_RA_NAIVE, hipe_x86_ra_naive).
-define(HIPE_X86_RA_FINALISE, hipe_x86_ra_finalise).
-define(HIPE_X86_SPECIFIC, hipe_x86_specific).
-endif.
-module(?HIPE_X86_RA).
-export([ra/2]).
%%-define(HIPE_INSTRUMENT_COMPILER, true). %% Turn on instrumentation.
-include("../main/hipe.hrl").
ra(Defun0, Options) ->
%% ?HIPE_X86_PP:pp(Defun0),
{Defun1, Coloring_fp, SpillIndex} = ra_fp(Defun0, Options),
%% ?HIPE_X86_PP:pp(Defun1),
?start_ra_instrumentation(Options,
length(hipe_x86:defun_code(Defun1)),
element(2,hipe_x86:defun_var_range(Defun1))),
{Defun2, Coloring}
= case proplists:get_value(regalloc, Options, coalescing) of
coalescing ->
ra(Defun1, SpillIndex, Options, hipe_coalescing_regalloc);
optimistic ->
ra(Defun1, SpillIndex, Options, hipe_optimistic_regalloc);
graph_color ->
ra(Defun1, SpillIndex, Options, hipe_graph_coloring_regalloc);
linear_scan ->
?HIPE_X86_RA_LS:ra(Defun1, SpillIndex, Options);
naive ->
?HIPE_X86_RA_NAIVE:ra(Defun1, Coloring_fp, Options);
_ ->
exit({unknown_regalloc_compiler_option,
proplists:get_value(regalloc,Options)})
end,
?stop_ra_instrumentation(Options,
length(hipe_x86:defun_code(Defun2)),
element(2,hipe_x86:defun_var_range(Defun2))),
%% ?HIPE_X86_PP:pp(Defun2),
?HIPE_X86_RA_FINALISE:finalise(Defun2, Coloring, Coloring_fp, Options).
ra(Defun, SpillIndex, Options, RegAllocMod) ->
hipe_regalloc_loop:ra(Defun, SpillIndex, Options, RegAllocMod, ?HIPE_X86_SPECIFIC).
-ifdef(HIPE_AMD64).
ra_fp(Defun, Options) ->
Regalloc0 = proplists:get_value(regalloc, Options),
{Regalloc, TargetMod} =
case proplists:get_bool(inline_fp, Options) and (Regalloc0 =/= naive) of
false -> {naive, undefined};
true ->
case proplists:get_bool(x87, Options) of
true -> {linear_scan, hipe_amd64_specific_x87};
false -> {Regalloc0, hipe_amd64_specific_sse2}
end
end,
case Regalloc of
coalescing -> ra_fp(Defun, Options, hipe_coalescing_regalloc, TargetMod);
optimistic -> ra_fp(Defun, Options, hipe_optimistic_regalloc, TargetMod);
graph_color -> ra_fp(Defun, Options, hipe_graph_coloring_regalloc,
TargetMod);
linear_scan -> hipe_amd64_ra_ls:ra_fp(Defun, Options, TargetMod);
naive -> {Defun,[],0};
_ ->
exit({unknown_regalloc_compiler_option,
proplists:get_value(regalloc,Options)})
end.
ra_fp(Defun, Options, RegAllocMod, TargetMod) ->
hipe_regalloc_loop:ra_fp(Defun, Options, RegAllocMod, TargetMod).
-else.
ra_fp(Defun, Options) ->
case proplists:get_bool(inline_fp, Options) of
true ->
hipe_x86_ra_ls:ra_fp(Defun, Options, hipe_x86_specific_x87);
false ->
{Defun,[],0}
end.
-endif.
