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-rw-r--r--lib/hipe/rtl/hipe_rtl.erl174
-rw-r--r--lib/hipe/rtl/hipe_rtl.hrl3
-rw-r--r--lib/hipe/rtl/hipe_rtl_liveness.erl3
3 files changed, 170 insertions, 10 deletions
diff --git a/lib/hipe/rtl/hipe_rtl.erl b/lib/hipe/rtl/hipe_rtl.erl
index 4bf4eb6bd7..bc61bec0bd 100644
--- a/lib/hipe/rtl/hipe_rtl.erl
+++ b/lib/hipe/rtl/hipe_rtl.erl
@@ -29,7 +29,7 @@
%% <li> {alu, Dst, Src1, Op, Src2} </li>
%% <li> {alub, Dst, Src1, Op, Src2, RelOp, TrueLabel, FalseLabel, P} </li>
%% <li> {branch, Src1, Src2, RelOp, TrueLabel, FalseLabel, P} </li>
-%% <li> {call, DsListt, Fun, ArgList, Type, Continuation, FailContinuation}
+%% <li> {call, DsListt, Fun, ArgList, Type, Continuation, FailContinuation, NormalContinuation}
%% Type is one of {local, remote, primop, closure} </li>
%% <li> {comment, Text} </li>
%% <li> {enter, Fun, ArgList, Type}
@@ -106,7 +106,7 @@
%% rtl_data_update/2,
%% rtl_var_range/1,
%% rtl_var_range_update/2,
- %% rtl_label_range/1,
+ rtl_label_range/1,
%% rtl_label_range_update/2,
rtl_info/1,
rtl_info_update/2]).
@@ -226,6 +226,7 @@
%% goto_label_update/2,
mk_call/6,
+ mk_call/7,
call_fun/1,
call_dstlist/1,
call_dstlist_update/2,
@@ -233,8 +234,10 @@
call_continuation/1,
call_fail/1,
call_type/1,
+ call_normal/1,
+ call_normal_update/2,
%% call_continuation_update/2,
- %% call_fail_update/2,
+ call_fail_update/2,
is_call/1,
mk_enter/3,
@@ -290,10 +293,13 @@
%% fconv_src_update/2,
%% is_fconv/1,
- %% mk_var/1,
+ mk_var/1,
+ mk_var/2,
mk_new_var/0,
is_var/1,
var_index/1,
+ var_liveness/1,
+ var_liveness_update/2,
%% change_vars_to_regs/1,
@@ -350,10 +356,15 @@
%% move_dst_update/2,
fixnumop_dst_update/2,
pp_instr/2,
- %% pp_arg/2,
+ %% Uber hack!
+ pp_var/2,
+ pp_reg/2,
+ pp_arg/2,
phi_arglist_update/2,
phi_redirect_pred/3]).
+-export([subst_uses_llvm/2]).
+
-export_type([alub_cond/0]).
%%
@@ -387,7 +398,7 @@ rtl_data(#rtl{data=Data}) -> Data.
%% rtl_data_update(Rtl, Data) -> Rtl#rtl{data=Data}.
%% rtl_var_range(#rtl{var_range=VarRange}) -> VarRange.
%% rtl_var_range_update(Rtl, VarRange) -> Rtl#rtl{var_range=VarRange}.
-%% rtl_label_range(#rtl{label_range=LabelRange}) -> LabelRange.
+rtl_label_range(#rtl{label_range=LabelRange}) -> LabelRange.
%% rtl_label_range_update(Rtl, LabelRange) -> Rtl#rtl{label_range=LabelRange}.
rtl_info(#rtl{info=Info}) -> Info.
rtl_info_update(Rtl, Info) -> Rtl#rtl{info=Info}.
@@ -643,6 +654,17 @@ is_goto(_) -> false.
%% call
%%
+%% LLVM: Call with normal continuation
+mk_call(DstList, Fun, ArgList, Continuation, FailContinuation,
+ NormalContinuation, Type) ->
+ case Type of
+ remote -> ok;
+ not_remote -> ok
+ end,
+ #call{dstlist=DstList, 'fun'=Fun, arglist=ArgList, type=Type,
+ continuation=Continuation, failcontinuation=FailContinuation,
+ normalcontinuation=NormalContinuation}.
+
mk_call(DstList, Fun, ArgList, Continuation, FailContinuation, Type) ->
case Type of
remote -> ok;
@@ -651,6 +673,10 @@ mk_call(DstList, Fun, ArgList, Continuation, FailContinuation, Type) ->
#call{dstlist=DstList, 'fun'=Fun, arglist=ArgList, type=Type,
continuation=Continuation,
failcontinuation=FailContinuation}.
+
+call_normal(#call{normalcontinuation=NormalContinuation}) -> NormalContinuation.
+call_normal_update(C, NewNormalContinuation) ->
+ C#call{normalcontinuation=NewNormalContinuation}.
call_dstlist(#call{dstlist=DstList}) -> DstList.
call_dstlist_update(C, NewDstList) -> C#call{dstlist=NewDstList}.
call_fun(#call{'fun'=Fun}) -> Fun.
@@ -853,11 +879,14 @@ reg_is_gcsafe(#rtl_reg{is_gc_safe=IsGcSafe}) -> IsGcSafe.
is_reg(#rtl_reg{}) -> true;
is_reg(_) -> false.
--record(rtl_var, {index :: non_neg_integer()}).
+-record(rtl_var, {index :: non_neg_integer(), liveness=live :: dead | live}).
mk_var(Num) when is_integer(Num), Num >= 0 -> #rtl_var{index=Num}.
+mk_var(Num, Liveness) when is_integer(Num), Num>=0 -> #rtl_var{index=Num, liveness=Liveness}.
mk_new_var() -> mk_var(hipe_gensym:get_next_var(rtl)).
var_index(#rtl_var{index=Index}) -> Index.
+var_liveness(#rtl_var{liveness=Liveness}) -> Liveness.
+var_liveness_update(RtlVar, Liveness) -> RtlVar#rtl_var{liveness=Liveness}.
is_var(#rtl_var{}) -> true;
is_var(_) -> false.
@@ -1077,6 +1106,131 @@ subst_uses(Subst, I) ->
switch_src_update(I, subst1(Subst, switch_src(I)))
end.
+subst_uses_llvm(Subst, I) ->
+ case I of
+ #alu{} ->
+ {NewSrc2, Subst1} = subst1_llvm(Subst, alu_src2(I)),
+ {NewSrc1, _ } = subst1_llvm(Subst1, alu_src1(I)),
+ I0 = alu_src1_update(I, NewSrc1),
+ alu_src2_update(I0, NewSrc2);
+ #alub{} ->
+ {NewSrc2, Subst1} = subst1_llvm(Subst, alub_src2(I)),
+ {NewSrc1, _ } = subst1_llvm(Subst1, alub_src1(I)),
+ I0 = alub_src1_update(I, NewSrc1),
+ alub_src2_update(I0, NewSrc2);
+ #branch{} ->
+ {NewSrc2, Subst1} = subst1_llvm(Subst, branch_src2(I)),
+ {NewSrc1, _ } = subst1_llvm(Subst1, branch_src1(I)),
+ I0 = branch_src1_update(I, NewSrc1),
+ branch_src2_update(I0, NewSrc2);
+ #call{} ->
+ case call_is_known(I) of
+ false ->
+ {NewFun, Subst1} = subst1_llvm(Subst, call_fun(I)),
+ {NewArgList, _} = subst_list_llvm(Subst1, call_arglist(I)),
+ I0 = call_fun_update(I, NewFun),
+ call_arglist_update(I0, NewArgList);
+ true ->
+ {NewArgList, _} = subst_list_llvm(Subst, call_arglist(I)),
+ call_arglist_update(I, NewArgList)
+ end;
+ #comment{} ->
+ I;
+ #enter{} ->
+ case enter_is_known(I) of
+ false ->
+ {NewFun, Subst1} = subst1_llvm(Subst, enter_fun(I)),
+ {NewArgList, _} = subst_list_llvm(Subst1, enter_arglist(I)),
+ I0 = enter_fun_update(I, NewFun),
+ enter_arglist_update(I0, NewArgList);
+ true ->
+ {NewArgList, _} = subst_list_llvm(Subst, enter_arglist(I)),
+ enter_arglist_update(I, NewArgList)
+ end;
+ #fconv{} ->
+ {NewSrc, _ } = subst1_llvm(Subst, fconv_src(I)),
+ fconv_src_update(I, NewSrc);
+ #fixnumop{} ->
+ {NewSrc, _ } = subst1_llvm(Subst, fixnumop_src(I)),
+ fixnumop_src_update(I, NewSrc);
+ #fload{} ->
+ {NewSrc, Subst1} = subst1_llvm(Subst, fload_src(I)),
+ {NewOffset, _ } = subst1_llvm(Subst1, fload_offset(I)),
+ I0 = fload_src_update(I, NewSrc),
+ fload_offset_update(I0, NewOffset);
+ #fmove{} ->
+ {NewSrc, _ } = subst1_llvm(Subst, fmove_src(I)),
+ fmove_src_update(I, NewSrc);
+ #fp{} ->
+ {NewSrc2, Subst1} = subst1_llvm(Subst, fp_src2(I)),
+ {NewSrc1, _ } = subst1_llvm(Subst1, fp_src1(I)),
+ I0 = fp_src1_update(I, NewSrc1),
+ fp_src2_update(I0, NewSrc2);
+ #fp_unop{} ->
+ {NewSrc, _ } = subst1_llvm(Subst, fp_unop_src(I)),
+ fp_unop_src_update(I, NewSrc);
+ #fstore{} ->
+ {NewSrc, Subst1} = subst1_llvm(Subst, fstore_src(I)),
+ {NewBase, Subst2} = subst1_llvm(Subst1, fstore_base(I)),
+ {NewOffset, _ } = subst1_llvm(Subst2, fstore_offset(I)),
+ I0 = fstore_src_update(I, NewSrc),
+ I1 = fstore_base_update(I0, NewBase),
+ fstore_offset_update(I1, NewOffset);
+ #goto{} ->
+ I;
+ #goto_index{} ->
+ I;
+ #gctest{} ->
+ {NewWords, _ } = subst1_llvm(Subst, gctest_words(I)),
+ gctest_words_update(I, NewWords);
+ #label{} ->
+ I;
+ #load{} ->
+ {NewSrc, Subst1} = subst1_llvm(Subst, load_src(I)),
+ {NewOffset, _ } = subst1_llvm(Subst1, load_offset(I)),
+ I0 = load_src_update(I, NewSrc),
+ load_offset_update(I0, NewOffset);
+ #load_address{} ->
+ I;
+ #load_atom{} ->
+ I;
+ #load_word_index{} ->
+ I;
+ #move{} ->
+ {NewSrc, _ } = subst1_llvm(Subst, move_src(I)),
+ move_src_update(I, NewSrc);
+ #multimove{} ->
+ {NewSrcList, _} = subst_list_llvm(Subst, multimove_srclist(I)),
+ multimove_srclist_update(I, NewSrcList);
+ #phi{} ->
+ phi_argvar_subst(I, Subst);
+ #return{} ->
+ {NewVarList, _} = subst_list_llvm(Subst, return_varlist(I)),
+ return_varlist_update(I, NewVarList);
+ #store{} ->
+ {NewSrc, Subst1} = subst1_llvm(Subst, store_src(I)),
+ {NewBase, Subst2} = subst1_llvm(Subst1, store_base(I)),
+ {NewOffset, _ } = subst1_llvm(Subst2, store_offset(I)),
+ I0 = store_src_update(I, NewSrc),
+ I1 = store_base_update(I0, NewBase),
+ store_offset_update(I1, NewOffset);
+ #switch{} ->
+ {NewSrc, _ } = subst1_llvm(Subst, switch_src(I)),
+ switch_src_update(I, NewSrc)
+ end.
+
+subst_list_llvm(S,X) -> subst_list_llvm(S, lists:reverse(X), []).
+subst_list_llvm(S, [], Acc) -> {Acc, S};
+subst_list_llvm(S, [X|Xs], Acc) ->
+ {NewX, RestS} = subst1_llvm(S, X),
+ subst_list_llvm(RestS, Xs, [NewX|Acc]).
+
+subst1_llvm(A,B) -> subst1_llvm(A,B,[]).
+
+subst1_llvm([], X, Acc) -> {X, Acc};
+subst1_llvm([{X,Y}|Rs], X, Acc) -> {Y, Acc++Rs};
+subst1_llvm([R|Xs], X, Acc) -> subst1_llvm(Xs,X,[R|Acc]).
+
subst_defines(Subst, I)->
case I of
#alu{} ->
@@ -1614,7 +1768,11 @@ pp_var(Dev, Arg) ->
true ->
pp_hard_reg(Dev, var_index(Arg));
false ->
- io:format(Dev, "v~w", [var_index(Arg)])
+ io:format(Dev, "v~w", [var_index(Arg)]),
+ case var_liveness(Arg) of
+ dead -> io:format(Dev, "(dead)", []);
+ _ -> ok
+ end
end.
pp_arg(Dev, A) ->
diff --git a/lib/hipe/rtl/hipe_rtl.hrl b/lib/hipe/rtl/hipe_rtl.hrl
index 974e40f830..fbdf9ac524 100644
--- a/lib/hipe/rtl/hipe_rtl.hrl
+++ b/lib/hipe/rtl/hipe_rtl.hrl
@@ -28,7 +28,8 @@
-record(alu, {dst, src1, op, src2}).
-record(alub, {dst, src1, op, src2, 'cond', true_label, false_label, p}).
-record(branch, {src1, src2, 'cond', true_label, false_label, p}).
--record(call, {dstlist, 'fun', arglist, type, continuation, failcontinuation}).
+-record(call, {dstlist, 'fun', arglist, type, continuation,
+ failcontinuation, normalcontinuation = []}).
-record(comment, {text}).
-record(enter, {'fun', arglist, type}).
-record(fconv, {dst, src}).
diff --git a/lib/hipe/rtl/hipe_rtl_liveness.erl b/lib/hipe/rtl/hipe_rtl_liveness.erl
index 3cfada9d6c..0c4b6b2e11 100644
--- a/lib/hipe/rtl/hipe_rtl_liveness.erl
+++ b/lib/hipe/rtl/hipe_rtl_liveness.erl
@@ -34,7 +34,8 @@
-module(hipe_rtl_liveness).
-%% -define(LIVEOUT_NEEDED,true). % needed for liveness.inc below.
+%% -define(DEBUG_LIVENESS,true).
+-define(LIVEOUT_NEEDED,true). % needed for liveness.inc below.
-define(PRETTY_PRINT,false).
-include("hipe_rtl.hrl").
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-01 09:51:08 +0000