diff options
Diffstat (limited to 'lib/hipe/rtl/hipe_tagscheme.erl')
| -rw-r--r-- | lib/hipe/rtl/hipe_tagscheme.erl | 37 |
1 files changed, 18 insertions, 19 deletions
diff --git a/lib/hipe/rtl/hipe_tagscheme.erl b/lib/hipe/rtl/hipe_tagscheme.erl index f1e8d1ef41..c27c682915 100644 --- a/lib/hipe/rtl/hipe_tagscheme.erl +++ b/lib/hipe/rtl/hipe_tagscheme.erl @@ -39,14 +39,13 @@ test_tuple/4, test_atom/4, test_bignum/4, test_pos_bignum/4, test_any_pid/4, test_any_port/4, test_ref/4, test_fun/4, test_fun2/5, test_matchstate/4, - test_binary/4, test_bitstr/4, test_list/4, - test_integer/4, test_number/4, test_constant/4, test_tuple_N/5]). + test_binary/4, test_bitstr/4, test_list/4, test_map/4, + test_integer/4, test_number/4, test_tuple_N/5]). -export([realtag_fixnum/2, tag_fixnum/2, realuntag_fixnum/2, untag_fixnum/2]). -export([test_two_fixnums/3, test_fixnums/4, unsafe_fixnum_add/3, unsafe_fixnum_sub/3, fixnum_gt/5, fixnum_lt/5, fixnum_ge/5, fixnum_le/5, fixnum_val/1, - fixnum_mul/4, - fixnum_addsub/5, fixnum_andorxor/4, fixnum_not/2, + fixnum_mul/4, fixnum_addsub/5, fixnum_andorxor/4, fixnum_not/2, fixnum_bsr/3, fixnum_bsl/3]). -export([unsafe_car/2, unsafe_cdr/2, unsafe_constant_element/3, unsafe_update_element/3, element/6]). @@ -113,13 +112,15 @@ -define(TAG_HEADER_EXTERNAL_PID, ((16#C bsl ?TAG_PRIMARY_SIZE) bor ?TAG_PRIMARY_HEADER)). -define(TAG_HEADER_EXTERNAL_PORT,((16#D bsl ?TAG_PRIMARY_SIZE) bor ?TAG_PRIMARY_HEADER)). -define(TAG_HEADER_EXTERNAL_REF, ((16#E bsl ?TAG_PRIMARY_SIZE) bor ?TAG_PRIMARY_HEADER)). +-define(TAG_HEADER_MAP, ((16#F bsl ?TAG_PRIMARY_SIZE) bor ?TAG_PRIMARY_HEADER)). -define(TAG_HEADER_MASK, 16#3F). -define(HEADER_ARITY_OFFS, 6). %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% -mk_header(SZ,TAG) -> (SZ bsl ?HEADER_ARITY_OFFS) + TAG. +mk_header(SZ, TAG) -> (SZ bsl ?HEADER_ARITY_OFFS) + TAG. + mk_arityval(SZ) -> mk_header(SZ, ?TAG_HEADER_ARITYVAL). size_from_header(Sz, Header) -> @@ -133,9 +134,9 @@ mk_var_header(Header, Size, Tag) -> mk_fixnum(X) -> (X bsl ?TAG_IMMED1_SIZE) + ?TAG_IMMED1_SMALL. -define(NIL, ((-1 bsl ?TAG_IMMED2_SIZE) bor ?TAG_IMMED2_NIL)). -mk_nil() -> ?NIL. -%% mk_atom(X) -> (X bsl ?TAG_IMMED2_SIZE) + ?TAG_IMMED2_ATOM. -mk_non_value() -> ?THE_NON_VALUE. +mk_nil() -> ?NIL. +%% mk_atom(X) -> (X bsl ?TAG_IMMED2_SIZE) + ?TAG_IMMED2_ATOM. +mk_non_value() -> ?THE_NON_VALUE. -spec is_fixnum(integer()) -> boolean(). is_fixnum(N) when is_integer(N) -> @@ -253,6 +254,15 @@ test_tuple_N(X, N, TrueLab, FalseLab, Pred) -> hipe_rtl:mk_branch(Tmp, 'eq', hipe_rtl:mk_imm(mk_arityval(N)), TrueLab, FalseLab, Pred)]. +test_map(X, TrueLab, FalseLab, Pred) -> + Tmp = hipe_rtl:mk_new_reg_gcsafe(), + HalfTrueLab = hipe_rtl:mk_new_label(), + MapMask = ?TAG_HEADER_MASK, + [test_is_boxed(X, hipe_rtl:label_name(HalfTrueLab), FalseLab, Pred), + HalfTrueLab, + get_header(Tmp, X), + mask_and_compare(Tmp, MapMask, ?TAG_HEADER_MAP, TrueLab, FalseLab, Pred)]. + test_ref(X, TrueLab, FalseLab, Pred) -> Hdr = hipe_rtl:mk_new_reg_gcsafe(), Tag = hipe_rtl:mk_new_reg_gcsafe(), @@ -405,17 +415,6 @@ test_number(X, TrueLab, FalseLab, Pred) -> hipe_rtl:mk_branch(Tmp, 'eq', hipe_rtl:mk_imm(HeaderFlonum), TrueLab, FalseLab, Pred)]. -%% CONS, NIL, and TUPLE are not constants, everything else is -test_constant(X, TrueLab, FalseLab, Pred) -> - Lab1 = hipe_rtl:mk_new_label(), - Lab2 = hipe_rtl:mk_new_label(), - Pred1 = 1-Pred, - [test_cons(X, FalseLab, hipe_rtl:label_name(Lab1), Pred1), - Lab1, - test_nil(X, FalseLab, hipe_rtl:label_name(Lab2), Pred1), - Lab2, - test_tuple(X, FalseLab, TrueLab, Pred1)]. - %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% tag_fixnum(DestVar, SrcReg) -> |