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authorBjörn Gustavsson <[email protected]>2018-09-24 15:23:40 +0200
committerBjörn Gustavsson <[email protected]>2018-09-26 12:49:26 +0200
commit13dd57dd63fee7593f809f1fc77ec91e4646c90c (patch)
tree4ee0850303e90f795be1dd0eea343dc84c6b4750 /lib/compiler/src
parent78a6f7fc67991e61d6f62c4056e11c22b7b1387b (diff)
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Move bif_to_test/3 from beam_utils to beam_ssa_codegen
The only caller of bif_to_test/3 is beam_ssa_codegen.
Diffstat (limited to 'lib/compiler/src')
-rw-r--r--lib/compiler/src/beam_ssa_codegen.erl63
-rw-r--r--lib/compiler/src/beam_utils.erl40
2 files changed, 63 insertions, 40 deletions
diff --git a/lib/compiler/src/beam_ssa_codegen.erl b/lib/compiler/src/beam_ssa_codegen.erl
index 142df5192f..163553d2c9 100644
--- a/lib/compiler/src/beam_ssa_codegen.erl
+++ b/lib/compiler/src/beam_ssa_codegen.erl
@@ -1207,6 +1207,12 @@ cg_copy_1([#cg_set{dst=Dst0,args=Args}|T], St) ->
end;
cg_copy_1([], _St) -> [].
+-define(IS_LITERAL(Val), (Val =:= nil orelse
+ element(1, Val) =:= integer orelse
+ element(1, Val) =:= float orelse
+ element(1, Val) =:= atom orelse
+ element(1, Val) =:= literal)).
+
bif_to_test('and', [V1,V2], Fail) ->
[{test,is_eq_exact,Fail,[V1,{atom,true}]},
{test,is_eq_exact,Fail,[V2,{atom,true}]}];
@@ -1220,7 +1226,62 @@ bif_to_test('or', [V1,V2], {f,Lbl}=Fail) when Lbl =/= 0 ->
bif_to_test('not', [Var], Fail) ->
[{test,is_eq_exact,Fail,[Var,{atom,false}]}];
bif_to_test(Name, Args, Fail) ->
- [beam_utils:bif_to_test(Name, Args, Fail)].
+ [bif_to_test_1(Name, Args, Fail)].
+
+bif_to_test_1(is_atom, [_]=Ops, Fail) ->
+ {test,is_atom,Fail,Ops};
+bif_to_test_1(is_boolean, [_]=Ops, Fail) ->
+ {test,is_boolean,Fail,Ops};
+bif_to_test_1(is_binary, [_]=Ops, Fail) ->
+ {test,is_binary,Fail,Ops};
+bif_to_test_1(is_bitstring,[_]=Ops, Fail) ->
+ {test,is_bitstr,Fail,Ops};
+bif_to_test_1(is_float, [_]=Ops, Fail) ->
+ {test,is_float,Fail,Ops};
+bif_to_test_1(is_function, [_]=Ops, Fail) ->
+ {test,is_function,Fail,Ops};
+bif_to_test_1(is_function, [_,_]=Ops, Fail) ->
+ {test,is_function2,Fail,Ops};
+bif_to_test_1(is_integer, [_]=Ops, Fail) ->
+ {test,is_integer,Fail,Ops};
+bif_to_test_1(is_list, [_]=Ops, Fail) ->
+ {test,is_list,Fail,Ops};
+bif_to_test_1(is_map, [_]=Ops, Fail) ->
+ {test,is_map,Fail,Ops};
+bif_to_test_1(is_number, [_]=Ops, Fail) ->
+ {test,is_number,Fail,Ops};
+bif_to_test_1(is_pid, [_]=Ops, Fail) ->
+ {test,is_pid,Fail,Ops};
+bif_to_test_1(is_port, [_]=Ops, Fail) ->
+ {test,is_port,Fail,Ops};
+bif_to_test_1(is_reference, [_]=Ops, Fail) ->
+ {test,is_reference,Fail,Ops};
+bif_to_test_1(is_tuple, [_]=Ops, Fail) ->
+ {test,is_tuple,Fail,Ops};
+bif_to_test_1('=<', [A,B], Fail) ->
+ {test,is_ge,Fail,[B,A]};
+bif_to_test_1('>', [A,B], Fail) ->
+ {test,is_lt,Fail,[B,A]};
+bif_to_test_1('<', [_,_]=Ops, Fail) ->
+ {test,is_lt,Fail,Ops};
+bif_to_test_1('>=', [_,_]=Ops, Fail) ->
+ {test,is_ge,Fail,Ops};
+bif_to_test_1('==', [C,A], Fail) when ?IS_LITERAL(C) ->
+ {test,is_eq,Fail,[A,C]};
+bif_to_test_1('==', [_,_]=Ops, Fail) ->
+ {test,is_eq,Fail,Ops};
+bif_to_test_1('/=', [C,A], Fail) when ?IS_LITERAL(C) ->
+ {test,is_ne,Fail,[A,C]};
+bif_to_test_1('/=', [_,_]=Ops, Fail) ->
+ {test,is_ne,Fail,Ops};
+bif_to_test_1('=:=', [C,A], Fail) when ?IS_LITERAL(C) ->
+ {test,is_eq_exact,Fail,[A,C]};
+bif_to_test_1('=:=', [_,_]=Ops, Fail) ->
+ {test,is_eq_exact,Fail,Ops};
+bif_to_test_1('=/=', [C,A], Fail) when ?IS_LITERAL(C) ->
+ {test,is_ne_exact,Fail,[A,C]};
+bif_to_test_1('=/=', [_,_]=Ops, Fail) ->
+ {test,is_ne_exact,Fail,Ops}.
opt_call_moves(Is0, Arity) ->
{Moves0,Is} = splitwith(fun({move,_,_}) -> true;
diff --git a/lib/compiler/src/beam_utils.erl b/lib/compiler/src/beam_utils.erl
index 65bfb9959a..dc724c880b 100644
--- a/lib/compiler/src/beam_utils.erl
+++ b/lib/compiler/src/beam_utils.erl
@@ -23,7 +23,7 @@
-module(beam_utils).
-export([is_killed/3,is_killed_at/3,is_not_used/3,
empty_label_index/0,index_label/3,index_labels/1,replace_labels/4,
- code_at/2,bif_to_test/3,is_pure_test/1,
+ code_at/2,is_pure_test/1,
split_even/1]).
-export_type([code_index/0,module_code/0,instruction/0]).
@@ -156,44 +156,6 @@ code_at(L, Ll) ->
replace_labels(Is, Acc, D, Fb) ->
replace_labels_1(Is, Acc, D, Fb).
-%% bif_to_test(Bif, [Op], Fail) -> {test,Test,Fail,[Op]}
-%% Convert a BIF to a test. Fail if not possible.
-
--spec bif_to_test(atom(), list(), fail()) -> test().
-
-bif_to_test(is_atom, [_]=Ops, Fail) -> {test,is_atom,Fail,Ops};
-bif_to_test(is_boolean, [_]=Ops, Fail) -> {test,is_boolean,Fail,Ops};
-bif_to_test(is_binary, [_]=Ops, Fail) -> {test,is_binary,Fail,Ops};
-bif_to_test(is_bitstring,[_]=Ops, Fail) -> {test,is_bitstr,Fail,Ops};
-bif_to_test(is_float, [_]=Ops, Fail) -> {test,is_float,Fail,Ops};
-bif_to_test(is_function, [_]=Ops, Fail) -> {test,is_function,Fail,Ops};
-bif_to_test(is_function, [_,_]=Ops, Fail) -> {test,is_function2,Fail,Ops};
-bif_to_test(is_integer, [_]=Ops, Fail) -> {test,is_integer,Fail,Ops};
-bif_to_test(is_list, [_]=Ops, Fail) -> {test,is_list,Fail,Ops};
-bif_to_test(is_map, [_]=Ops, Fail) -> {test,is_map,Fail,Ops};
-bif_to_test(is_number, [_]=Ops, Fail) -> {test,is_number,Fail,Ops};
-bif_to_test(is_pid, [_]=Ops, Fail) -> {test,is_pid,Fail,Ops};
-bif_to_test(is_port, [_]=Ops, Fail) -> {test,is_port,Fail,Ops};
-bif_to_test(is_reference, [_]=Ops, Fail) -> {test,is_reference,Fail,Ops};
-bif_to_test(is_tuple, [_]=Ops, Fail) -> {test,is_tuple,Fail,Ops};
-bif_to_test('=<', [A,B], Fail) -> {test,is_ge,Fail,[B,A]};
-bif_to_test('>', [A,B], Fail) -> {test,is_lt,Fail,[B,A]};
-bif_to_test('<', [_,_]=Ops, Fail) -> {test,is_lt,Fail,Ops};
-bif_to_test('>=', [_,_]=Ops, Fail) -> {test,is_ge,Fail,Ops};
-bif_to_test('==', [C,A], Fail) when ?is_const(C) ->
- {test,is_eq,Fail,[A,C]};
-bif_to_test('==', [_,_]=Ops, Fail) -> {test,is_eq,Fail,Ops};
-bif_to_test('/=', [C,A], Fail) when ?is_const(C) ->
- {test,is_ne,Fail,[A,C]};
-bif_to_test('/=', [_,_]=Ops, Fail) -> {test,is_ne,Fail,Ops};
-bif_to_test('=:=', [C,A], Fail) when ?is_const(C) ->
- {test,is_eq_exact,Fail,[A,C]};
-bif_to_test('=:=', [_,_]=Ops, Fail) -> {test,is_eq_exact,Fail,Ops};
-bif_to_test('=/=', [C,A], Fail) when ?is_const(C) ->
- {test,is_ne_exact,Fail,[A,C]};
-bif_to_test('=/=', [_,_]=Ops, Fail) -> {test,is_ne_exact,Fail,Ops}.
-
-
%% is_pure_test({test,Op,Fail,Ops}) -> true|false.
%% Return 'true' if the test instruction does not modify any
%% registers and/or bit syntax matching state.