f404980ec0
get_loc0 and get_loc1 are individually very frequent opcodes _and_ they are very often paired together, making them ideal candidates for opcode fusion. Reduces microbench.js running time by about 4%.
362 lines
15 KiB
C
362 lines
15 KiB
C
/*
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* QuickJS opcode definitions
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*
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* Copyright (c) 2017-2018 Fabrice Bellard
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* Copyright (c) 2017-2018 Charlie Gordon
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#ifdef FMT
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FMT(none)
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FMT(none_int)
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FMT(none_loc)
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FMT(none_arg)
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FMT(none_var_ref)
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FMT(u8)
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FMT(i8)
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FMT(loc8)
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FMT(const8)
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FMT(label8)
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FMT(u16)
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FMT(i16)
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FMT(label16)
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FMT(npop)
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FMT(npopx)
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FMT(npop_u16)
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FMT(loc)
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FMT(arg)
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FMT(var_ref)
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FMT(u32)
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FMT(i32)
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FMT(const)
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FMT(label)
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FMT(atom)
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FMT(atom_u8)
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FMT(atom_u16)
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FMT(atom_label_u8)
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FMT(atom_label_u16)
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FMT(label_u16)
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#undef FMT
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#endif /* FMT */
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#ifdef DEF
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#ifndef def
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#define def(id, size, n_pop, n_push, f) DEF(id, size, n_pop, n_push, f)
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#endif
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DEF(invalid, 1, 0, 0, none) /* never emitted */
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/* push values */
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DEF( push_i32, 5, 0, 1, i32)
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DEF( push_const, 5, 0, 1, const)
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DEF( fclosure, 5, 0, 1, const) /* must follow push_const */
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DEF(push_atom_value, 5, 0, 1, atom)
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DEF( private_symbol, 5, 0, 1, atom)
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DEF( undefined, 1, 0, 1, none)
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DEF( null, 1, 0, 1, none)
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DEF( push_this, 1, 0, 1, none) /* only used at the start of a function */
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DEF( push_false, 1, 0, 1, none)
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DEF( push_true, 1, 0, 1, none)
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DEF( object, 1, 0, 1, none)
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DEF( special_object, 2, 0, 1, u8) /* only used at the start of a function */
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DEF( rest, 3, 0, 1, u16) /* only used at the start of a function */
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DEF( drop, 1, 1, 0, none) /* a -> */
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DEF( nip, 1, 2, 1, none) /* a b -> b */
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DEF( nip1, 1, 3, 2, none) /* a b c -> b c */
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DEF( dup, 1, 1, 2, none) /* a -> a a */
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DEF( dup1, 1, 2, 3, none) /* a b -> a a b */
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DEF( dup2, 1, 2, 4, none) /* a b -> a b a b */
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DEF( dup3, 1, 3, 6, none) /* a b c -> a b c a b c */
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DEF( insert2, 1, 2, 3, none) /* obj a -> a obj a (dup_x1) */
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DEF( insert3, 1, 3, 4, none) /* obj prop a -> a obj prop a (dup_x2) */
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DEF( insert4, 1, 4, 5, none) /* this obj prop a -> a this obj prop a */
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DEF( perm3, 1, 3, 3, none) /* obj a b -> a obj b */
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DEF( perm4, 1, 4, 4, none) /* obj prop a b -> a obj prop b */
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DEF( perm5, 1, 5, 5, none) /* this obj prop a b -> a this obj prop b */
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DEF( swap, 1, 2, 2, none) /* a b -> b a */
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DEF( swap2, 1, 4, 4, none) /* a b c d -> c d a b */
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DEF( rot3l, 1, 3, 3, none) /* x a b -> a b x */
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DEF( rot3r, 1, 3, 3, none) /* a b x -> x a b */
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DEF( rot4l, 1, 4, 4, none) /* x a b c -> a b c x */
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DEF( rot5l, 1, 5, 5, none) /* x a b c d -> a b c d x */
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DEF(call_constructor, 3, 2, 1, npop) /* func new.target args -> ret. arguments are not counted in n_pop */
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DEF( call, 3, 1, 1, npop) /* arguments are not counted in n_pop */
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DEF( tail_call, 3, 1, 0, npop) /* arguments are not counted in n_pop */
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DEF( call_method, 3, 2, 1, npop) /* arguments are not counted in n_pop */
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DEF(tail_call_method, 3, 2, 0, npop) /* arguments are not counted in n_pop */
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DEF( array_from, 3, 0, 1, npop) /* arguments are not counted in n_pop */
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DEF( apply, 3, 3, 1, u16)
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DEF( return, 1, 1, 0, none)
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DEF( return_undef, 1, 0, 0, none)
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DEF(check_ctor_return, 1, 1, 2, none)
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DEF( check_ctor, 1, 0, 0, none)
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DEF( check_brand, 1, 2, 2, none) /* this_obj func -> this_obj func */
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DEF( add_brand, 1, 2, 0, none) /* this_obj home_obj -> */
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DEF( return_async, 1, 1, 0, none)
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DEF( throw, 1, 1, 0, none)
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DEF( throw_error, 6, 0, 0, atom_u8)
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DEF( eval, 5, 1, 1, npop_u16) /* func args... -> ret_val */
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DEF( apply_eval, 3, 2, 1, u16) /* func array -> ret_eval */
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DEF( regexp, 1, 2, 1, none) /* create a RegExp object from the pattern and a
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bytecode string */
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DEF( get_super, 1, 1, 1, none)
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DEF( import, 1, 1, 1, none) /* dynamic module import */
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DEF( check_var, 5, 0, 1, atom) /* check if a variable exists */
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DEF( get_var_undef, 5, 0, 1, atom) /* push undefined if the variable does not exist */
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DEF( get_var, 5, 0, 1, atom) /* throw an exception if the variable does not exist */
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DEF( put_var, 5, 1, 0, atom) /* must come after get_var */
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DEF( put_var_init, 5, 1, 0, atom) /* must come after put_var. Used to initialize a global lexical variable */
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DEF( put_var_strict, 5, 2, 0, atom) /* for strict mode variable write */
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DEF( get_ref_value, 1, 2, 3, none)
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DEF( put_ref_value, 1, 3, 0, none)
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DEF( define_var, 6, 0, 0, atom_u8)
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DEF(check_define_var, 6, 0, 0, atom_u8)
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DEF( define_func, 6, 1, 0, atom_u8)
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DEF( get_field, 5, 1, 1, atom)
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DEF( get_field2, 5, 1, 2, atom)
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DEF( put_field, 5, 2, 0, atom)
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DEF( get_private_field, 1, 2, 1, none) /* obj prop -> value */
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DEF( put_private_field, 1, 3, 0, none) /* obj value prop -> */
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DEF(define_private_field, 1, 3, 1, none) /* obj prop value -> obj */
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DEF( get_array_el, 1, 2, 1, none)
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DEF( get_array_el2, 1, 2, 2, none) /* obj prop -> obj value */
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DEF( put_array_el, 1, 3, 0, none)
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DEF(get_super_value, 1, 3, 1, none) /* this obj prop -> value */
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DEF(put_super_value, 1, 4, 0, none) /* this obj prop value -> */
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DEF( define_field, 5, 2, 1, atom)
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DEF( set_name, 5, 1, 1, atom)
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DEF(set_name_computed, 1, 2, 2, none)
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DEF( set_proto, 1, 2, 1, none)
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DEF(set_home_object, 1, 2, 2, none)
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DEF(define_array_el, 1, 3, 2, none)
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DEF( append, 1, 3, 2, none) /* append enumerated object, update length */
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DEF(copy_data_properties, 2, 3, 3, u8)
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DEF( define_method, 6, 2, 1, atom_u8)
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DEF(define_method_computed, 2, 3, 1, u8) /* must come after define_method */
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DEF( define_class, 6, 2, 2, atom_u8) /* parent ctor -> ctor proto */
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DEF( define_class_computed, 6, 3, 3, atom_u8) /* field_name parent ctor -> field_name ctor proto (class with computed name) */
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DEF( get_loc, 3, 0, 1, loc)
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DEF( put_loc, 3, 1, 0, loc) /* must come after get_loc */
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DEF( set_loc, 3, 1, 1, loc) /* must come after put_loc */
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DEF( get_arg, 3, 0, 1, arg)
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DEF( put_arg, 3, 1, 0, arg) /* must come after get_arg */
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DEF( set_arg, 3, 1, 1, arg) /* must come after put_arg */
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DEF( get_var_ref, 3, 0, 1, var_ref)
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DEF( put_var_ref, 3, 1, 0, var_ref) /* must come after get_var_ref */
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DEF( set_var_ref, 3, 1, 1, var_ref) /* must come after put_var_ref */
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DEF(set_loc_uninitialized, 3, 0, 0, loc)
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DEF( get_loc_check, 3, 0, 1, loc)
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DEF( put_loc_check, 3, 1, 0, loc) /* must come after get_loc_check */
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DEF( put_loc_check_init, 3, 1, 0, loc)
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DEF(get_var_ref_check, 3, 0, 1, var_ref)
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DEF(put_var_ref_check, 3, 1, 0, var_ref) /* must come after get_var_ref_check */
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DEF(put_var_ref_check_init, 3, 1, 0, var_ref)
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DEF( close_loc, 3, 0, 0, loc)
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DEF( if_false, 5, 1, 0, label)
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DEF( if_true, 5, 1, 0, label) /* must come after if_false */
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DEF( goto, 5, 0, 0, label) /* must come after if_true */
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DEF( catch, 5, 0, 1, label)
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DEF( gosub, 5, 0, 0, label) /* used to execute the finally block */
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DEF( ret, 1, 1, 0, none) /* used to return from the finally block */
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DEF( to_object, 1, 1, 1, none)
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//DEF( to_string, 1, 1, 1, none)
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DEF( to_propkey, 1, 1, 1, none)
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DEF( to_propkey2, 1, 2, 2, none)
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DEF( with_get_var, 10, 1, 0, atom_label_u8) /* must be in the same order as scope_xxx */
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DEF( with_put_var, 10, 2, 1, atom_label_u8) /* must be in the same order as scope_xxx */
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DEF(with_delete_var, 10, 1, 0, atom_label_u8) /* must be in the same order as scope_xxx */
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DEF( with_make_ref, 10, 1, 0, atom_label_u8) /* must be in the same order as scope_xxx */
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DEF( with_get_ref, 10, 1, 0, atom_label_u8) /* must be in the same order as scope_xxx */
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DEF(with_get_ref_undef, 10, 1, 0, atom_label_u8)
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DEF( make_loc_ref, 7, 0, 2, atom_u16)
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DEF( make_arg_ref, 7, 0, 2, atom_u16)
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DEF(make_var_ref_ref, 7, 0, 2, atom_u16)
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DEF( make_var_ref, 5, 0, 2, atom)
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DEF( for_in_start, 1, 1, 1, none)
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DEF( for_of_start, 1, 1, 3, none)
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DEF(for_await_of_start, 1, 1, 3, none)
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DEF( for_in_next, 1, 1, 3, none)
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DEF( for_of_next, 2, 3, 5, u8)
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DEF(iterator_check_object, 1, 1, 1, none)
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DEF(iterator_get_value_done, 1, 1, 2, none)
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DEF( iterator_close, 1, 3, 0, none)
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DEF(iterator_close_return, 1, 4, 4, none)
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DEF( iterator_next, 1, 4, 4, none)
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DEF( iterator_call, 2, 4, 5, u8)
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DEF( initial_yield, 1, 0, 0, none)
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DEF( yield, 1, 1, 2, none)
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DEF( yield_star, 1, 1, 2, none)
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DEF(async_yield_star, 1, 1, 2, none)
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DEF( await, 1, 1, 1, none)
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/* arithmetic/logic operations */
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DEF( neg, 1, 1, 1, none)
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DEF( plus, 1, 1, 1, none)
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DEF( dec, 1, 1, 1, none)
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DEF( inc, 1, 1, 1, none)
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DEF( post_dec, 1, 1, 2, none)
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DEF( post_inc, 1, 1, 2, none)
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DEF( dec_loc, 2, 0, 0, loc8)
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DEF( inc_loc, 2, 0, 0, loc8)
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DEF( add_loc, 2, 1, 0, loc8)
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DEF( not, 1, 1, 1, none)
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DEF( lnot, 1, 1, 1, none)
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DEF( typeof, 1, 1, 1, none)
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DEF( delete, 1, 2, 1, none)
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DEF( delete_var, 5, 0, 1, atom)
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/* warning: order matters (see js_parse_assign_expr) */
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DEF( mul, 1, 2, 1, none)
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DEF( div, 1, 2, 1, none)
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DEF( mod, 1, 2, 1, none)
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DEF( add, 1, 2, 1, none)
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DEF( sub, 1, 2, 1, none)
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DEF( shl, 1, 2, 1, none)
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DEF( sar, 1, 2, 1, none)
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DEF( shr, 1, 2, 1, none)
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DEF( and, 1, 2, 1, none)
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DEF( xor, 1, 2, 1, none)
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DEF( or, 1, 2, 1, none)
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DEF( pow, 1, 2, 1, none)
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DEF( lt, 1, 2, 1, none)
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DEF( lte, 1, 2, 1, none)
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DEF( gt, 1, 2, 1, none)
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DEF( gte, 1, 2, 1, none)
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DEF( instanceof, 1, 2, 1, none)
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DEF( in, 1, 2, 1, none)
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DEF( eq, 1, 2, 1, none)
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DEF( neq, 1, 2, 1, none)
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DEF( strict_eq, 1, 2, 1, none)
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DEF( strict_neq, 1, 2, 1, none)
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DEF(is_undefined_or_null, 1, 1, 1, none)
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/* must be the last non short and non temporary opcode */
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DEF( nop, 1, 0, 0, none)
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/* temporary opcodes: never emitted in the final bytecode */
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def( enter_scope, 3, 0, 0, u16) /* emitted in phase 1, removed in phase 2 */
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def( leave_scope, 3, 0, 0, u16) /* emitted in phase 1, removed in phase 2 */
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def( label, 5, 0, 0, label) /* emitted in phase 1, removed in phase 3 */
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def(scope_get_var_undef, 7, 0, 1, atom_u16) /* emitted in phase 1, removed in phase 2 */
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def( scope_get_var, 7, 0, 1, atom_u16) /* emitted in phase 1, removed in phase 2 */
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def( scope_put_var, 7, 1, 0, atom_u16) /* emitted in phase 1, removed in phase 2 */
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def(scope_delete_var, 7, 0, 1, atom_u16) /* emitted in phase 1, removed in phase 2 */
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def( scope_make_ref, 11, 0, 2, atom_label_u16) /* emitted in phase 1, removed in phase 2 */
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def( scope_get_ref, 7, 0, 2, atom_u16) /* emitted in phase 1, removed in phase 2 */
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def(scope_put_var_init, 7, 0, 2, atom_u16) /* emitted in phase 1, removed in phase 2 */
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def(scope_get_private_field, 7, 1, 1, atom_u16) /* obj -> value, emitted in phase 1, removed in phase 2 */
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def(scope_get_private_field2, 7, 1, 2, atom_u16) /* obj -> obj value, emitted in phase 1, removed in phase 2 */
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def(scope_put_private_field, 7, 1, 1, atom_u16) /* obj value ->, emitted in phase 1, removed in phase 2 */
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def( set_class_name, 5, 1, 1, u32) /* emitted in phase 1, removed in phase 2 */
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def( line_num, 5, 0, 0, u32) /* emitted in phase 1, removed in phase 3 */
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DEF( push_minus1, 1, 0, 1, none_int)
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DEF( push_0, 1, 0, 1, none_int)
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DEF( push_1, 1, 0, 1, none_int)
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DEF( push_2, 1, 0, 1, none_int)
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DEF( push_3, 1, 0, 1, none_int)
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DEF( push_4, 1, 0, 1, none_int)
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DEF( push_5, 1, 0, 1, none_int)
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DEF( push_6, 1, 0, 1, none_int)
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DEF( push_7, 1, 0, 1, none_int)
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DEF( push_i8, 2, 0, 1, i8)
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DEF( push_i16, 3, 0, 1, i16)
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DEF( push_const8, 2, 0, 1, const8)
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DEF( fclosure8, 2, 0, 1, const8) /* must follow push_const8 */
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DEF(push_empty_string, 1, 0, 1, none)
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DEF( get_loc8, 2, 0, 1, loc8)
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DEF( put_loc8, 2, 1, 0, loc8)
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DEF( set_loc8, 2, 1, 1, loc8)
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DEF( get_loc0_loc1, 1, 0, 2, none_loc)
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DEF( get_loc0, 1, 0, 1, none_loc)
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DEF( get_loc1, 1, 0, 1, none_loc)
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DEF( get_loc2, 1, 0, 1, none_loc)
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DEF( get_loc3, 1, 0, 1, none_loc)
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DEF( put_loc0, 1, 1, 0, none_loc)
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DEF( put_loc1, 1, 1, 0, none_loc)
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DEF( put_loc2, 1, 1, 0, none_loc)
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DEF( put_loc3, 1, 1, 0, none_loc)
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DEF( set_loc0, 1, 1, 1, none_loc)
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DEF( set_loc1, 1, 1, 1, none_loc)
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DEF( set_loc2, 1, 1, 1, none_loc)
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DEF( set_loc3, 1, 1, 1, none_loc)
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DEF( get_arg0, 1, 0, 1, none_arg)
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DEF( get_arg1, 1, 0, 1, none_arg)
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DEF( get_arg2, 1, 0, 1, none_arg)
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DEF( get_arg3, 1, 0, 1, none_arg)
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DEF( put_arg0, 1, 1, 0, none_arg)
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DEF( put_arg1, 1, 1, 0, none_arg)
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DEF( put_arg2, 1, 1, 0, none_arg)
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DEF( put_arg3, 1, 1, 0, none_arg)
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DEF( set_arg0, 1, 1, 1, none_arg)
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DEF( set_arg1, 1, 1, 1, none_arg)
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DEF( set_arg2, 1, 1, 1, none_arg)
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DEF( set_arg3, 1, 1, 1, none_arg)
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DEF( get_var_ref0, 1, 0, 1, none_var_ref)
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DEF( get_var_ref1, 1, 0, 1, none_var_ref)
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DEF( get_var_ref2, 1, 0, 1, none_var_ref)
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DEF( get_var_ref3, 1, 0, 1, none_var_ref)
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DEF( put_var_ref0, 1, 1, 0, none_var_ref)
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DEF( put_var_ref1, 1, 1, 0, none_var_ref)
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DEF( put_var_ref2, 1, 1, 0, none_var_ref)
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DEF( put_var_ref3, 1, 1, 0, none_var_ref)
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DEF( set_var_ref0, 1, 1, 1, none_var_ref)
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DEF( set_var_ref1, 1, 1, 1, none_var_ref)
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DEF( set_var_ref2, 1, 1, 1, none_var_ref)
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DEF( set_var_ref3, 1, 1, 1, none_var_ref)
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DEF( get_length, 1, 1, 1, none)
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DEF( if_false8, 2, 1, 0, label8)
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DEF( if_true8, 2, 1, 0, label8) /* must come after if_false8 */
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DEF( goto8, 2, 0, 0, label8) /* must come after if_true8 */
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DEF( goto16, 3, 0, 0, label16)
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DEF( call0, 1, 1, 1, npopx)
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DEF( call1, 1, 1, 1, npopx)
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DEF( call2, 1, 1, 1, npopx)
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DEF( call3, 1, 1, 1, npopx)
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DEF( is_undefined, 1, 1, 1, none)
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DEF( is_null, 1, 1, 1, none)
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DEF(typeof_is_undefined, 1, 1, 1, none)
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DEF( typeof_is_function, 1, 1, 1, none)
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#undef DEF
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#undef def
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#endif /* DEF */
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