diff options
Diffstat (limited to 'lib/hipe/sparc')
| -rw-r--r-- | lib/hipe/sparc/Makefile | 3 | ||||
| -rw-r--r-- | lib/hipe/sparc/hipe_sparc_subst.erl | 85 |
2 files changed, 87 insertions, 1 deletions
diff --git a/lib/hipe/sparc/Makefile b/lib/hipe/sparc/Makefile index 0e36a43d8e..ac1230df7c 100644 --- a/lib/hipe/sparc/Makefile +++ b/lib/hipe/sparc/Makefile @@ -63,7 +63,8 @@ MODULES=hipe_rtl_to_sparc \ hipe_sparc_ra_naive \ hipe_sparc_ra_postconditions \ hipe_sparc_ra_postconditions_fp \ - hipe_sparc_registers + hipe_sparc_registers \ + hipe_sparc_subst HRL_FILES=hipe_sparc.hrl ERL_FILES=$(MODULES:%=%.erl) diff --git a/lib/hipe/sparc/hipe_sparc_subst.erl b/lib/hipe/sparc/hipe_sparc_subst.erl new file mode 100644 index 0000000000..e5cd244985 --- /dev/null +++ b/lib/hipe/sparc/hipe_sparc_subst.erl @@ -0,0 +1,85 @@ +%% -*- erlang-indent-level: 2 -*- +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 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% +%% + +-module(hipe_sparc_subst). +-export([insn_temps/2]). +-include("hipe_sparc.hrl"). + +%% These should be moved to hipe_sparc and exported +-type temp() :: #sparc_temp{}. +-type src2() :: temp() | #sparc_simm13{}. +-type src2b() :: src2() | #sparc_uimm5{}. +-type funv() :: #sparc_mfa{} | #sparc_prim{} | temp(). +-type arg() :: temp() | integer(). +-type insn() :: tuple(). % for now + +-type subst_fun() :: fun((temp()) -> temp()). + +%% @doc Maps over the temporaries in an instruction +-spec insn_temps(subst_fun(), insn()) -> insn(). +insn_temps(T, I) -> + S2 = fun(O) -> src2_temps(T, O) end, + S2B = fun(O) -> src2b_temps(T, O) end, + Arg = fun(O) -> arg_temps(T, O) end, + case I of + #alu{src1=L,src2=R,dst=D} -> I#alu{src1=T(L),src2=S2B(R),dst=T(D)}; + #bp{} -> I; + #comment{} -> I; + #jmp{src1=L,src2=R} -> I#jmp{src1=T(L),src2=S2(R)}; + #label{} -> I; + #pseudo_bp{} -> I; + #pseudo_call{funv=F} -> I#pseudo_call{funv=funv_temps(T,F)}; + #pseudo_call_prepare{} -> I; + #pseudo_move{src=S,dst=D} -> I#pseudo_move{src=T(S),dst=T(D)}; + #pseudo_ret{} -> I; + #pseudo_set{dst=D}-> I#pseudo_set{dst=T(D)}; + #pseudo_tailcall{funv=F,stkargs=Stk} -> + I#pseudo_tailcall{funv=funv_temps(T,F),stkargs=lists:map(Arg,Stk)}; + #pseudo_tailcall_prepare{} -> I; + #rdy{dst=D} -> I#rdy{dst=T(D)}; + #sethi{dst=D} -> I#sethi{dst=T(D)}; + #store{src=S,base=B,disp=D} -> I#store{src=T(S),base=T(B),disp=S2(D)}; + #fp_binary{src1=L,src2=R,dst=D} -> + I#fp_binary{src1=T(L),src2=T(R),dst=T(D)}; + #fp_unary{src=S,dst=D} -> I#fp_unary{src=T(S),dst=T(D)}; + #pseudo_fload{base=B,disp=Di,dst=Ds} -> + I#pseudo_fload{base=T(B),disp=S2(Di),dst=T(Ds)}; + #pseudo_fmove{src=S,dst=D} -> I#pseudo_fmove{src=T(S),dst=T(D)}; + #pseudo_fstore{src=S,base=B,disp=D} -> + I#pseudo_fstore{src=T(S),base=T(B),disp=S2(D)} + end. + +-spec src2_temps(subst_fun(), src2()) -> src2(). +src2_temps(_SubstTemp, I=#sparc_simm13{}) -> I; +src2_temps(SubstTemp, T=#sparc_temp{}) -> SubstTemp(T). + +-spec src2b_temps(subst_fun(), src2b()) -> src2b(). +src2b_temps(_SubstTemp, I=#sparc_uimm5{}) -> I; +src2b_temps(SubstTemp, Op) -> src2_temps(SubstTemp, Op). + +-spec funv_temps(subst_fun(), funv()) -> funv(). +funv_temps(_SubstTemp, M=#sparc_mfa{}) -> M; +funv_temps(_SubstTemp, P=#sparc_prim{}) -> P; +funv_temps(SubstTemp, T=#sparc_temp{}) -> SubstTemp(T). + +-spec arg_temps(subst_fun(), arg()) -> arg(). +arg_temps(_SubstTemp, Imm) when is_integer(Imm) -> Imm; +arg_temps(SubstTemp, T=#sparc_temp{}) -> SubstTemp(T). |