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-rw-r--r--lib/hipe/arm/hipe_arm_pp.erl351
1 files changed, 351 insertions, 0 deletions
diff --git a/lib/hipe/arm/hipe_arm_pp.erl b/lib/hipe/arm/hipe_arm_pp.erl
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+++ b/lib/hipe/arm/hipe_arm_pp.erl
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+%% -*- 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_pp).
+-export([pp/1, pp/2, pp_insn/1]).
+
+-include("hipe_arm.hrl").
+
+pp(Defun) ->
+ pp(standard_io, Defun).
+
+pp(Dev, #defun{mfa={M,F,A}, code=Code, data=Data}) ->
+ Fname = atom_to_list(M)++"_"++atom_to_list(F)++"_"++integer_to_list(A),
+ io:format(Dev, "\t.text\n", []),
+ io:format(Dev, "\t.align 4\n", []),
+ io:format(Dev, "\t.global ~s\n", [Fname]),
+ io:format(Dev, "~s:\n", [Fname]),
+ pp_insns(Dev, Code, Fname),
+ io:format(Dev, "\t.rodata\n", []),
+ io:format(Dev, "\t.align 4\n", []),
+ hipe_data_pp:pp(Dev, Data, arm, Fname),
+ io:format(Dev, "\n", []).
+
+pp_insns(Dev, [I|Is], Fname) ->
+ pp_insn(Dev, I, Fname),
+ pp_insns(Dev, Is, Fname);
+pp_insns(_, [], _) ->
+ [].
+
+pp_insn(I) ->
+ pp_insn(standard_io, I, "").
+
+pp_insn(Dev, I, Pre) ->
+ case I of
+ #alu{aluop=AluOp, s=S, dst=Dst, src=Src, am1=Am1} ->
+ io:format(Dev, "\t~s~s ", [alu_op_name(AluOp), s_name(S)]),
+ pp_temp(Dev, Dst),
+ io:format(Dev, ", ", []),
+ pp_temp(Dev, Src),
+ io:format(Dev, ", ", []),
+ pp_am1(Dev, Am1),
+ io:format(Dev, "\n", []);
+ #b_fun{'fun'=Fun, linkage=Linkage} ->
+ io:format(Dev, "\tb ", []),
+ pp_fun(Dev, Fun),
+ io:format(Dev, " # ~w\n", [Linkage]);
+ #b_label{'cond'=Cond, label=Label} ->
+ io:format(Dev, "\tb~s .~s_~w\n", [cond_name(Cond), Pre, Label]);
+ #bl{'fun'=Fun, sdesc=SDesc, linkage=Linkage} ->
+ io:format(Dev, "\tbl ", []),
+ pp_fun(Dev, Fun),
+ io:format(Dev, " #", []),
+ pp_sdesc(Dev, Pre, SDesc),
+ io:format(Dev, " ~w\n", [Linkage]);
+ #blx{src=Src, sdesc=SDesc} ->
+ io:format(Dev, "\tblx ", []),
+ pp_temp(Dev, Src),
+ io:format(Dev, " # ", []),
+ pp_sdesc(Dev, Pre, SDesc),
+ io:format(Dev, "\n", []);
+ #cmp{cmpop=CmpOp, src=Src, am1=Am1} ->
+ io:format(Dev, "\t~s ", [cmp_op_name(CmpOp)]),
+ pp_temp(Dev, Src),
+ io:format(Dev, ", ", []),
+ pp_am1(Dev, Am1),
+ io:format(Dev, "\n", []);
+ #comment{term=Term} ->
+ io:format(Dev, "\t# ~p\n", [Term]);
+ #label{label=Label} ->
+ io:format(Dev, ".~s_~w:~n", [Pre, Label]);
+ #load{ldop=LdOp, dst=Dst, am2=Am2} ->
+ io:format(Dev, "\t~w ", [ldop_name(LdOp)]),
+ pp_temp(Dev, Dst),
+ io:format(Dev, ", ", []),
+ pp_am2(Dev, Am2),
+ io:format(Dev, "\n", []);
+ #ldrsb{dst=Dst, am3=Am3} ->
+ io:format(Dev, "\tldrsb ", []),
+ pp_temp(Dev, Dst),
+ io:format(Dev, ", ", []),
+ pp_am3(Dev, Am3),
+ io:format(Dev, "\n", []);
+ #move{movop=MovOp, s=S, dst=Dst, am1=Am1} ->
+ io:format(Dev, "\t~s~s ", [mov_op_name(MovOp), s_name(S)]),
+ pp_temp(Dev, Dst),
+ io:format(Dev, ", ", []),
+ pp_am1(Dev, Am1),
+ io:format(Dev, "\n", []);
+ #pseudo_bc{'cond'=Cond, true_label=TrueLab, false_label=FalseLab, pred=Pred} ->
+ io:format(Dev, "\tpseudo_bc ~w, .~s_~w # .~s_~w ~.2f\n",
+ [cond_name(Cond), Pre, TrueLab, Pre, FalseLab, Pred]);
+ #pseudo_blr{} ->
+ io:format(Dev, "\tpseudo_blr\n", []);
+ #pseudo_bx{src=Src} ->
+ io:format(Dev, "\tpseudo_bx ", []),
+ pp_temp(Dev, Src),
+ io:format(Dev, "\n", []);
+ #pseudo_call{funv=FunV, sdesc=SDesc, contlab=ContLab, linkage=Linkage} ->
+ io:format(Dev, "\tpseudo_call ", []),
+ pp_funv(Dev, FunV),
+ io:format(Dev, " # contlab .~s_~w", [Pre, ContLab]),
+ pp_sdesc(Dev, Pre, SDesc),
+ io:format(Dev, " ~w\n", [Linkage]);
+ #pseudo_call_prepare{nrstkargs=NrStkArgs} ->
+ SP = hipe_arm_registers:reg_name_gpr(hipe_arm_registers:stack_pointer()),
+ io:format(Dev, "\tsub ~s, ~s, ~w # pseudo_call_prepare\n",
+ [SP, SP, (4*NrStkArgs)]);
+ #pseudo_li{dst=Dst, imm=Imm} ->
+ io:format(Dev, "\tpseudo_li ", []),
+ pp_temp(Dev, Dst),
+ io:format(Dev, ", ", []),
+ pp_imm(Dev, Imm),
+ io:format(Dev, "\n", []);
+ #pseudo_move{dst=Dst, src=Src} ->
+ io:format(Dev, "\tpseudo_move ", []),
+ pp_temp(Dev, Dst),
+ io:format(Dev, ", ", []),
+ pp_temp(Dev, Src),
+ io:format(Dev, "\n", []);
+ #pseudo_switch{jtab=JTab, index=Index, labels=Labels} ->
+ io:format(Dev, "\tpseudo_switch ", []),
+ pp_temp(Dev, JTab),
+ io:format(Dev, "[", []),
+ pp_temp(Dev, Index),
+ io:format(Dev, "]", []),
+ case Labels of
+ [] -> [];
+ _ ->
+ io:format(Dev, " #", []),
+ pp_labels(Dev, Labels, Pre)
+ end,
+ io:format(Dev, "\n", []);
+ #pseudo_tailcall{funv=FunV, arity=Arity, stkargs=StkArgs, linkage=Linkage} ->
+ io:format(Dev, "\tpseudo_tailcall ", []),
+ pp_funv(Dev, FunV),
+ io:format(Dev, "/~w (", [Arity]),
+ pp_args(Dev, StkArgs),
+ io:format(Dev, ") ~w\n", [Linkage]);
+ #pseudo_tailcall_prepare{} ->
+ io:format(Dev, "\tpseudo_tailcall_prepare\n", []);
+ #smull{dstlo=DstLo, dsthi=DstHi, src1=Src1, src2=Src2} ->
+ io:format(Dev, "\tsmull ", []),
+ pp_temp(Dev, DstLo),
+ io:format(Dev, ", ", []),
+ pp_temp(Dev, DstHi),
+ io:format(Dev, ", ", []),
+ pp_temp(Dev, Src1),
+ io:format(Dev, ", ", []),
+ pp_temp(Dev, Src2),
+ io:format(Dev, "\n", []);
+ #store{stop=StOp, src=Src, am2=Am2} ->
+ io:format(Dev, "\tstr~s ", [stop_suffix(StOp)]),
+ pp_temp(Dev, Src),
+ io:format(Dev, ", ", []),
+ pp_am2(Dev, Am2),
+ io:format(Dev, "\n", []);
+ _ ->
+ exit({?MODULE, pp_insn, I})
+ end.
+
+to_hex(N) ->
+ io_lib:format("~.16x", [N, "0x"]).
+
+pp_sdesc(Dev, Pre, #arm_sdesc{exnlab=ExnLab,fsize=FSize,arity=Arity,live=Live}) ->
+ pp_sdesc_exnlab(Dev, Pre, ExnLab),
+ io:format(Dev, " ~s ~w [", [to_hex(FSize), Arity]),
+ pp_sdesc_live(Dev, Live),
+ io:format(Dev, "]", []).
+
+pp_sdesc_exnlab(Dev, _, []) -> io:format(Dev, " []", []);
+pp_sdesc_exnlab(Dev, Pre, ExnLab) -> io:format(Dev, " .~s_~w", [Pre, ExnLab]).
+
+pp_sdesc_live(_, {}) -> [];
+pp_sdesc_live(Dev, Live) -> pp_sdesc_live(Dev, Live, 1).
+
+pp_sdesc_live(Dev, Live, I) ->
+ io:format(Dev, "~s", [to_hex(element(I, Live))]),
+ if I < tuple_size(Live) ->
+ io:format(Dev, ",", []),
+ pp_sdesc_live(Dev, Live, I+1);
+ true -> []
+ end.
+
+pp_labels(Dev, [Label|Labels], Pre) ->
+ io:format(Dev, " .~s_~w", [Pre, Label]),
+ pp_labels(Dev, Labels, Pre);
+pp_labels(_, [], _) ->
+ [].
+
+pp_fun(Dev, Fun) ->
+ case Fun of
+ #arm_mfa{m=M, f=F, a=A} ->
+ io:format(Dev, "~w:~w/~w", [M, F, A]);
+ #arm_prim{prim=Prim} ->
+ io:format(Dev, "~w", [Prim])
+ end.
+
+pp_funv(Dev, FunV) ->
+ case FunV of
+ #arm_temp{} ->
+ pp_temp(Dev, FunV);
+ Fun ->
+ pp_fun(Dev, Fun)
+ end.
+
+alu_op_name(Op) -> Op.
+
+cond_name(Cond) ->
+ case Cond of
+ 'al' -> "";
+ _ -> Cond
+ end.
+
+s_name(S) ->
+ case S of
+ true -> "s";
+ false -> ""
+ end.
+
+cmp_op_name(Op) -> Op.
+
+mov_op_name(Op) -> Op.
+
+ldop_name(LdOp) -> LdOp.
+
+stop_suffix(StOp) ->
+ case StOp of
+ 'str' -> "";
+ 'strb' -> "b"
+ end.
+
+pp_temp(Dev, Temp=#arm_temp{reg=Reg, type=Type}) ->
+ case hipe_arm:temp_is_precoloured(Temp) of
+ true ->
+ Name =
+%%% case Type of
+%%% 'double' ->
+%%% hipe_arm_registers:reg_name_fpr(Reg);
+%%% _ ->
+ hipe_arm_registers:reg_name_gpr(Reg)
+%%% end
+ ,
+ io:format(Dev, "~s", [Name]);
+ false ->
+ Tag =
+ case Type of
+%%% double -> "f";
+ tagged -> "t";
+ untagged -> "u"
+ end,
+ io:format(Dev, "~s~w", [Tag, Reg])
+ end.
+
+pp_hex(Dev, Value) -> io:format(Dev, "~s", [to_hex(Value)]).
+
+pp_imm(Dev, Value) ->
+ if is_integer(Value) -> pp_hex(Dev, Value);
+ true -> io:format(Dev, "~w", [Value])
+ end.
+
+pp_am1(Dev, Am1) ->
+ case Am1 of
+ #arm_temp{} ->
+ pp_temp(Dev, Am1);
+ {Src,rrx} ->
+ pp_temp(Dev, Src),
+ io:format(Dev, ", rrx", []);
+ {Src,ShiftOp,ShiftArg} ->
+ pp_temp(Dev, Src),
+ io:format(Dev, ", ~w ", [ShiftOp]),
+ case ShiftArg of
+ #arm_temp{} ->
+ pp_temp(Dev, ShiftArg);
+ Imm5 ->
+ io:format(Dev, "#~w", [Imm5])
+ end;
+ {Imm8,Imm4} ->
+ io:format(Dev, "#~w, 2*~w", [Imm8,Imm4])
+ end.
+
+pp_am2(Dev, #am2{src=Src,sign=Sign,offset=Am2Offset}) ->
+ io:format(Dev, "[", []),
+ pp_temp(Dev, Src),
+ io:format(Dev, ",~s", [sign_name(Sign)]),
+ case Am2Offset of
+ #arm_temp{} ->
+ pp_temp(Dev, Am2Offset);
+ {Src2,rrx} ->
+ pp_temp(Dev, Src2),
+ io:format(Dev, ", rrx", []);
+ {Src2,ShiftOp,Imm5} ->
+ pp_temp(Dev, Src2),
+ io:format(Dev, ",~w #~w", [ShiftOp,Imm5]);
+ Imm12 ->
+ io:format(Dev, "#~w", [Imm12])
+ end,
+ io:format(Dev, "]", []).
+
+pp_am3(Dev, #am3{src=Src,sign=Sign,offset=Am3Offset}) ->
+ io:format(Dev, "[", []),
+ pp_temp(Dev, Src),
+ io:format(Dev, ",~s", [sign_name(Sign)]),
+ case Am3Offset of
+ #arm_temp{} -> pp_temp(Dev, Am3Offset);
+ Imm8 -> io:format(Dev, "~w", [Imm8])
+ end,
+ io:format(Dev, "]", []).
+
+sign_name(Sign) ->
+ case Sign of
+ '+' -> "";
+ '-' -> "-"
+ end.
+
+pp_arg(Dev, Arg) ->
+ case Arg of
+ #arm_temp{} ->
+ pp_temp(Dev, Arg);
+ _ ->
+ pp_hex(Dev, Arg)
+ end.
+
+pp_args(Dev, [A|As]) ->
+ pp_arg(Dev, A),
+ pp_comma_args(Dev, As);
+pp_args(_, []) ->
+ [].
+
+pp_comma_args(Dev, [A|As]) ->
+ io:format(Dev, ", ", []),
+ pp_arg(Dev, A),
+ pp_comma_args(Dev, As);
+pp_comma_args(_, []) ->
+ [].
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