diff options
-rw-r--r-- | erts/emulator/beam/bif.tab | 1 | ||||
-rw-r--r-- | erts/emulator/beam/erl_map.c | 66 | ||||
-rw-r--r-- | erts/emulator/beam/erl_process.h | 13 | ||||
-rw-r--r-- | erts/emulator/hipe/hipe_mode_switch.c | 27 | ||||
-rw-r--r-- | erts/emulator/test/map_SUITE.erl | 66 | ||||
-rw-r--r-- | erts/preloaded/ebin/erts_internal.beam | bin | 10876 -> 11072 bytes | |||
-rw-r--r-- | erts/preloaded/src/erts_internal.erl | 12 | ||||
-rw-r--r-- | lib/hipe/llvm/hipe_llvm.erl | 40 | ||||
-rw-r--r-- | lib/hipe/main/hipe.erl | 4 | ||||
-rw-r--r-- | lib/stdlib/src/io_lib_pretty.erl | 12 |
10 files changed, 136 insertions, 105 deletions
diff --git a/erts/emulator/beam/bif.tab b/erts/emulator/beam/bif.tab index a6510ace81..ce2cffa498 100644 --- a/erts/emulator/beam/bif.tab +++ b/erts/emulator/beam/bif.tab @@ -671,3 +671,4 @@ bif math:floor/1 bif math:ceil/1 bif math:fmod/2 bif os:set_signal/2 +bif erts_internal:maps_to_list/2 diff --git a/erts/emulator/beam/erl_map.c b/erts/emulator/beam/erl_map.c index 9062e44b10..a80f5d6a16 100644 --- a/erts/emulator/beam/erl_map.c +++ b/erts/emulator/beam/erl_map.c @@ -91,7 +91,7 @@ static BIF_RETTYPE hashmap_merge(Process *p, Eterm nodeA, Eterm nodeB, int swap_ static Export hashmap_merge_trap_export; static BIF_RETTYPE maps_merge_trap_1(BIF_ALIST_1); static Uint hashmap_subtree_size(Eterm node); -static Eterm hashmap_to_list(Process *p, Eterm map); +static Eterm hashmap_to_list(Process *p, Eterm map, Sint n); static Eterm hashmap_keys(Process *p, Eterm map); static Eterm hashmap_values(Process *p, Eterm map); static Eterm hashmap_delete(Process *p, Uint32 hx, Eterm key, Eterm node, Eterm *value); @@ -161,13 +161,58 @@ BIF_RETTYPE maps_to_list_1(BIF_ALIST_1) { BIF_RET(res); } else if (is_hashmap(BIF_ARG_1)) { - return hashmap_to_list(BIF_P, BIF_ARG_1); + return hashmap_to_list(BIF_P, BIF_ARG_1, -1); } BIF_P->fvalue = BIF_ARG_1; BIF_ERROR(BIF_P, BADMAP); } +/* erts_internal:maps_to_list/2 + * + * This function should be removed once iterators are in place. + * Never document it. + * Never encourage its usage. + * + * A negative value in ARG 2 means the entire map. + */ + +BIF_RETTYPE erts_internal_maps_to_list_2(BIF_ALIST_2) { + Sint m; + if (term_to_Sint(BIF_ARG_2, &m)) { + if (is_flatmap(BIF_ARG_1)) { + Uint n; + Eterm* hp; + Eterm *ks,*vs, res, tup; + flatmap_t *mp = (flatmap_t*)flatmap_val(BIF_ARG_1); + + ks = flatmap_get_keys(mp); + vs = flatmap_get_values(mp); + n = flatmap_get_size(mp); + + if (m >= 0) { + n = m < n ? m : n; + } + + hp = HAlloc(BIF_P, (2 + 3) * n); + res = NIL; + + while(n--) { + tup = TUPLE2(hp, ks[n], vs[n]); hp += 3; + res = CONS(hp, tup, res); hp += 2; + } + + BIF_RET(res); + } else if (is_hashmap(BIF_ARG_1)) { + return hashmap_to_list(BIF_P, BIF_ARG_1, m); + } + BIF_P->fvalue = BIF_ARG_1; + BIF_ERROR(BIF_P, BADMAP); + } + BIF_ERROR(BIF_P, BADARG); +} + + /* maps:find/2 * return value if key *matches* a key in the map */ @@ -1917,15 +1962,22 @@ BIF_RETTYPE maps_values_1(BIF_ALIST_1) { BIF_ERROR(BIF_P, BADMAP); } -static Eterm hashmap_to_list(Process *p, Eterm node) { +static Eterm hashmap_to_list(Process *p, Eterm node, Sint m) { DECLARE_WSTACK(stack); Eterm *hp, *kv; - Eterm res = NIL; + Eterm tup, res = NIL; + Uint n = hashmap_size(node); - hp = HAlloc(p, hashmap_size(node) * (2 + 3)); + if (m >= 0) { + n = m < n ? m : n; + } + + hp = HAlloc(p, n * (2 + 3)); hashmap_iterator_init(&stack, node, 0); - while ((kv=hashmap_iterator_next(&stack)) != NULL) { - Eterm tup = TUPLE2(hp, CAR(kv), CDR(kv)); + while (n--) { + kv = hashmap_iterator_next(&stack); + ASSERT(kv != NULL); + tup = TUPLE2(hp, CAR(kv), CDR(kv)); hp += 3; res = CONS(hp, tup, res); hp += 2; diff --git a/erts/emulator/beam/erl_process.h b/erts/emulator/beam/erl_process.h index ce0989883c..8bf372dad5 100644 --- a/erts/emulator/beam/erl_process.h +++ b/erts/emulator/beam/erl_process.h @@ -958,9 +958,11 @@ struct process { Eterm* stop; /* Stack top */ Eterm* heap; /* Heap start */ Eterm* hend; /* Heap end */ + Eterm* abandoned_heap; Uint heap_sz; /* Size of heap in words */ Uint min_heap_size; /* Minimum size of heap (in words). */ Uint min_vheap_size; /* Minimum size of virtual heap (in words). */ + Uint max_heap_size; /* Maximum size of heap (in words). */ #if !defined(NO_FPE_SIGNALS) || defined(HIPE) volatile unsigned long fp_exception; @@ -973,16 +975,6 @@ struct process { #endif /* - * Moved to after "struct hipe_process_state hipe", as a temporary fix for - * LLVM hard-coding offsetof(struct process, hipe.nstack) (sic!) - * (see void X86FrameLowering::adjustForHiPEPrologue(...) in - * lib/Target/X86/X86FrameLowering.cpp). - * - * Used to be below "Eterm* hend". - */ - Eterm* abandoned_heap; - - /* * Saved x registers. */ Uint arity; /* Number of live argument registers (only valid @@ -1061,7 +1053,6 @@ struct process { Eterm *old_hend; /* Heap pointers for generational GC. */ Eterm *old_htop; Eterm *old_heap; - Uint max_heap_size; /* Maximum size of heap (in words). */ Uint16 gen_gcs; /* Number of (minor) generational GCs. */ Uint16 max_gen_gcs; /* Max minor gen GCs before fullsweep. */ ErlOffHeap off_heap; /* Off-heap data updated by copy_struct(). */ diff --git a/erts/emulator/hipe/hipe_mode_switch.c b/erts/emulator/hipe/hipe_mode_switch.c index 0706f8d2c9..f11223d8b0 100644 --- a/erts/emulator/hipe/hipe_mode_switch.c +++ b/erts/emulator/hipe/hipe_mode_switch.c @@ -174,33 +174,6 @@ void hipe_mode_switch_init(void) make_catch(beam_catches_cons(hipe_beam_pc_throw, BEAM_CATCHES_NIL)); hipe_mfa_info_table_init(); - -#if (defined(__i386__) || defined(__x86_64__)) && defined(__linux__) - /* Verify that the offset of c-p->hipe does not change. - The ErLLVM hipe backend depends on it being in a specific - position. Kostis et al has promised to fix this in upstream - llvm by OTP 20, so it should be possible to remove these asserts - after that. */ - ERTS_CT_ASSERT(sizeof(ErtsPTabElementCommon) == - (sizeof(Eterm) + /* id */ - sizeof(((ErtsPTabElementCommon*)0)->refc) + - sizeof(ErtsTracer) + /* tracer */ - sizeof(Uint) + /* trace_flags */ - sizeof(erts_smp_atomic_t) + /* timer */ - sizeof(((ErtsPTabElementCommon*)0)->u))); - - ERTS_CT_ASSERT(offsetof(Process, hipe) == - (sizeof(ErtsPTabElementCommon) + /* common */ - sizeof(Eterm*) + /* htop */ - sizeof(Eterm*) + /* stop */ - sizeof(Eterm*) + /* heap */ - sizeof(Eterm*) + /* hend */ - sizeof(Uint) + /* heap_sz */ - sizeof(Uint) + /* min_heap_size */ - sizeof(Uint) + /* min_vheap_size */ - sizeof(volatile unsigned long))); /* fp_exception */ -#endif - } void hipe_set_call_trap(Uint *bfun, void *nfun, int is_closure) diff --git a/erts/emulator/test/map_SUITE.erl b/erts/emulator/test/map_SUITE.erl index dfa1629112..02f3c89318 100644 --- a/erts/emulator/test/map_SUITE.erl +++ b/erts/emulator/test/map_SUITE.erl @@ -52,6 +52,7 @@ t_bif_map_values/1, t_bif_map_to_list/1, t_bif_map_from_list/1, + t_bif_erts_internal_maps_to_list/1, %% erlang t_erlang_hash/1, @@ -118,6 +119,7 @@ all() -> [t_build_and_match_literals, t_build_and_match_literals_large, t_bif_map_update, t_bif_map_values, t_bif_map_to_list, t_bif_map_from_list, + t_bif_erts_internal_maps_to_list, %% erlang t_erlang_hash, t_map_encode_decode, @@ -2362,23 +2364,55 @@ t_bif_map_from_list(Config) when is_list(Config) -> {'EXIT', {badarg,_}} = (catch maps:from_list(id(42))), ok. -t_bif_build_and_check(Config) when is_list(Config) -> - ok = check_build_and_remove(750,[ - fun(K) -> [K,K] end, - fun(K) -> [float(K),K] end, - fun(K) -> K end, - fun(K) -> {1,K} end, - fun(K) -> {K} end, - fun(K) -> [K|K] end, - fun(K) -> [K,1,2,3,4] end, - fun(K) -> {K,atom} end, - fun(K) -> float(K) end, - fun(K) -> integer_to_list(K) end, - fun(K) -> list_to_atom(integer_to_list(K)) end, - fun(K) -> [K,{K,[K,{K,[K]}]}] end, - fun(K) -> <<K:32>> end - ]), +t_bif_erts_internal_maps_to_list(Config) when is_list(Config) -> + %% small maps + [] = erts_internal:maps_to_list(#{},-1), + [] = erts_internal:maps_to_list(#{},-2), + [] = erts_internal:maps_to_list(#{},10), + [{a,1},{b,2}] = lists:sort(erts_internal:maps_to_list(#{a=>1,b=>2}, 2)), + [{a,1},{b,2}] = lists:sort(erts_internal:maps_to_list(#{a=>1,b=>2}, -1)), + [{_,_}] = erts_internal:maps_to_list(#{a=>1,b=>2}, 1), + [{a,1},{b,2},{c,3}] = lists:sort(erts_internal:maps_to_list(#{c=>3,a=>1,b=>2},-2)), + [{a,1},{b,2},{c,3}] = lists:sort(erts_internal:maps_to_list(#{c=>3,a=>1,b=>2},3)), + [{a,1},{b,2},{c,3}] = lists:sort(erts_internal:maps_to_list(#{c=>3,a=>1,b=>2},5)), + [{_,_},{_,_}] = erts_internal:maps_to_list(#{c=>3,a=>1,b=>2},2), + [{_,_}] = erts_internal:maps_to_list(#{c=>3,a=>1,b=>2},1), + [] = erts_internal:maps_to_list(#{c=>3,a=>1,b=>2},0), + + %% big maps + M = maps:from_list([{I,ok}||I <- lists:seq(1,500)]), + [] = erts_internal:maps_to_list(M,0), + [{_,_}] = erts_internal:maps_to_list(M,1), + [{_,_},{_,_}] = erts_internal:maps_to_list(M,2), + Ls1 = erts_internal:maps_to_list(M,10), + 10 = length(Ls1), + Ls2 = erts_internal:maps_to_list(M,20), + 20 = length(Ls2), + Ls3 = erts_internal:maps_to_list(M,120), + 120 = length(Ls3), + Ls4 = erts_internal:maps_to_list(M,-1), + 500 = length(Ls4), + %% error cases + {'EXIT', {{badmap,[{a,b},b]},_}} = (catch erts_internal:maps_to_list(id([{a,b},b]),id(1))), + {'EXIT', {badarg,_}} = (catch erts_internal:maps_to_list(id(#{}),id(a))), + {'EXIT', {badarg,_}} = (catch erts_internal:maps_to_list(id(#{1=>2}),id(<<>>))), + ok. + +t_bif_build_and_check(Config) when is_list(Config) -> + ok = check_build_and_remove(750,[fun(K) -> [K,K] end, + fun(K) -> [float(K),K] end, + fun(K) -> K end, + fun(K) -> {1,K} end, + fun(K) -> {K} end, + fun(K) -> [K|K] end, + fun(K) -> [K,1,2,3,4] end, + fun(K) -> {K,atom} end, + fun(K) -> float(K) end, + fun(K) -> integer_to_list(K) end, + fun(K) -> list_to_atom(integer_to_list(K)) end, + fun(K) -> [K,{K,[K,{K,[K]}]}] end, + fun(K) -> <<K:32>> end]), ok. check_build_and_remove(_,[]) -> ok; diff --git a/erts/preloaded/ebin/erts_internal.beam b/erts/preloaded/ebin/erts_internal.beam Binary files differindex fe99cc769b..c0ff53f503 100644 --- a/erts/preloaded/ebin/erts_internal.beam +++ b/erts/preloaded/ebin/erts_internal.beam diff --git a/erts/preloaded/src/erts_internal.erl b/erts/preloaded/src/erts_internal.erl index a27cb2ba38..bcc779e6f6 100644 --- a/erts/preloaded/src/erts_internal.erl +++ b/erts/preloaded/src/erts_internal.erl @@ -31,7 +31,8 @@ -export([await_port_send_result/3]). -export([cmp_term/2]). --export([map_to_tuple_keys/1, term_type/1, map_hashmap_children/1]). +-export([map_to_tuple_keys/1, term_type/1, map_hashmap_children/1, + maps_to_list/2]). -export([open_port/2, port_command/3, port_connect/2, port_close/1, port_control/3, port_call/3, port_info/1, port_info/2]). @@ -369,6 +370,15 @@ map_hashmap_children(_M) -> Multi :: boolean(), Res :: term(). +%% return a list of key value pairs, at most of length N +-spec maps_to_list(M,N) -> Pairs when + M :: map(), + N :: integer(), + Pairs :: list(). + +maps_to_list(_M, _N) -> + erlang:nif_error(undefined). + %% erlang:demonitor(Ref, [flush]) traps to %% erts_internal:flush_monitor_messages(Ref, Res) when %% it needs to flush monitor messages. diff --git a/lib/hipe/llvm/hipe_llvm.erl b/lib/hipe/llvm/hipe_llvm.erl index b22f8fb320..641d3fda0a 100644 --- a/lib/hipe/llvm/hipe_llvm.erl +++ b/lib/hipe/llvm/hipe_llvm.erl @@ -862,7 +862,7 @@ pp_ins(Dev, Ver, I) -> true -> write(Dev, "volatile "); false -> ok end, - pp_dereference_type(Dev, Ver, load_p_type(I)), + pp_dereference_type(Dev, load_p_type(I)), write(Dev, [" ", load_pointer(I), " "]), case load_alignment(I) of [] -> ok; @@ -898,7 +898,7 @@ pp_ins(Dev, Ver, I) -> true -> write(Dev, "inbounds "); false -> ok end, - pp_dereference_type(Dev, Ver, getelementptr_p_type(I)), + pp_dereference_type(Dev, getelementptr_p_type(I)), write(Dev, [" ", getelementptr_value(I)]), pp_typed_idxs(Dev, getelementptr_typed_idxs(I)), write(Dev, "\n"); @@ -959,10 +959,8 @@ pp_ins(Dev, Ver, I) -> pp_args(Dev, fun_def_arglist(I)), write(Dev, ") "), pp_options(Dev, fun_def_fn_attrs(I)), - case Ver >= {3,7} of false -> ok; true -> - write(Dev, "personality i32 (i32, i64, i8*,i8*)* " - "@__gcc_personality_v0 ") - end, + write(Dev, "personality i32 (i32, i64, i8*,i8*)* " + "@__gcc_personality_v0 "), case fun_def_align(I) of [] -> ok; N -> write(Dev, ["align ", N]) @@ -997,12 +995,7 @@ pp_ins(Dev, Ver, I) -> pp_type(Dev, const_decl_type(I)), write(Dev, [" ", const_decl_value(I), "\n"]); #llvm_landingpad{} -> - write(Dev, "landingpad { i8*, i32 } "), - case Ver < {3,7} of false -> ok; true -> - write(Dev, "personality i32 (i32, i64, i8*,i8*)* " - "@__gcc_personality_v0 ") - end, - write(Dev, "cleanup\n"); + write(Dev, "landingpad { i8*, i32 } cleanup\n"); #llvm_asm{} -> write(Dev, [asm_instruction(I), "\n"]); #llvm_adj_stack{} -> @@ -1011,15 +1004,7 @@ pp_ins(Dev, Ver, I) -> pp_type(Dev, adj_stack_type(I)), write(Dev, [" ", adj_stack_offset(I),")\n"]); #llvm_meta{} -> - write(Dev, ["!", meta_id(I), " = "]), - Named = case string:to_integer(meta_id(I)) of - {_, ""} -> false; - _ -> true - end, - case Ver < {3,6} andalso not Named of - true -> write(Dev, "metadata !{metadata "); - false -> write(Dev, "!{ ") - end, + write(Dev, ["!", meta_id(I), " = !{ "]), write(Dev, string:join([if is_list(Op) -> ["!\"", Op, "\""]; is_integer(Op) -> ["i32 ", integer_to_list(Op)]; is_record(Op, llvm_meta) -> @@ -1030,15 +1015,10 @@ pp_ins(Dev, Ver, I) -> exit({?MODULE, pp_ins, {"Unknown LLVM instruction", Other}}) end. -%% @doc Print the type of a dereference in an LLVM instruction using syntax -%% parsable by the specified LLVM version. -pp_dereference_type(Dev, Ver, Type) -> - case Ver >= {3,7} of - false -> ok; - true -> - pp_type(Dev, pointer_type(Type)), - write(Dev, ", ") - end, +%% @doc Print the type of a dereference in an LLVM instruction. +pp_dereference_type(Dev, Type) -> + pp_type(Dev, pointer_type(Type)), + write(Dev, ", "), pp_type(Dev, Type). %% @doc Pretty-print a list of types diff --git a/lib/hipe/main/hipe.erl b/lib/hipe/main/hipe.erl index 06facae5c1..fff397b060 100644 --- a/lib/hipe/main/hipe.erl +++ b/lib/hipe/main/hipe.erl @@ -655,7 +655,7 @@ run_compiler_1(Name, DisasmFun, IcodeFun, Options) -> case proplists:get_bool(to_llvm, Opts0) andalso not llvm_support_available() of true -> - ?error_msg("No LLVM version 3.4 or greater " + ?error_msg("No LLVM version 3.9 or greater " "found in $PATH; aborting " "native code compilation.\n", []), ?EXIT(cant_find_required_llvm_version); @@ -1585,7 +1585,7 @@ check_options(Opts) -> -spec llvm_support_available() -> boolean(). llvm_support_available() -> - get_llvm_version() >= {3,4}. + get_llvm_version() >= {3,9}. -type llvm_version() :: {Major :: integer(), Minor :: integer()}. diff --git a/lib/stdlib/src/io_lib_pretty.erl b/lib/stdlib/src/io_lib_pretty.erl index 6ddba8121a..aabccfc5d9 100644 --- a/lib/stdlib/src/io_lib_pretty.erl +++ b/lib/stdlib/src/io_lib_pretty.erl @@ -473,19 +473,9 @@ print_length(Term, _D, _RF, _Enc, _Str) -> print_length_map(_Map, 1, _RF, _Enc, _Str) -> {"#{...}", 6}; print_length_map(Map, D, RF, Enc, Str) when is_map(Map) -> - Pairs = print_length_map_pairs(maps_to_list(Map, D), D, RF, Enc, Str), + Pairs = print_length_map_pairs(erts_internal:maps_to_list(Map, D), D, RF, Enc, Str), {{map, Pairs}, list_length(Pairs, 3)}. -maps_to_list(Map, D) when D < 0; map_size(Map) =< D -> - maps:to_list(Map); -maps_to_list(Map, D) -> - F = fun(_K, _V, {N, L}) when N =:= D -> - throw(L); - (K, V, {N, L}) -> - {N+1, [{K, V} | L]} - end, - lists:reverse(catch maps:fold(F, {0, []}, Map)). - print_length_map_pairs([], _D, _RF, _Enc, _Str) -> []; print_length_map_pairs(_Pairs, 1, _RF, _Enc, _Str) -> |