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Diffstat (limited to '')
| -rw-r--r-- | js/src/builtin/SelfHostingDefines.h | 125 |
1 files changed, 125 insertions, 0 deletions
diff --git a/js/src/builtin/SelfHostingDefines.h b/js/src/builtin/SelfHostingDefines.h new file mode 100644 index 0000000000..8a589676bf --- /dev/null +++ b/js/src/builtin/SelfHostingDefines.h @@ -0,0 +1,125 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- + * vim: set ts=8 sts=2 et sw=2 tw=80: + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +// Specialized .h file to be used by both JS and C++ code. + +#ifndef builtin_SelfHostingDefines_h +#define builtin_SelfHostingDefines_h + +// Utility macros. +#define TO_INT32(x) ((x) | 0) +#define TO_UINT32(x) ((x) >>> 0) +#define IS_UINT32(x) ((x) >>> 0 == = (x)) +#define MAX_UINT32 0xffffffff +#define MAX_NUMERIC_INDEX 0x1fffffffffffff // == Math.pow(2, 53) - 1 + +// Unforgeable version of Function.prototype.apply. +#define FUN_APPLY(FUN, RECEIVER, ARGS) \ + callFunction(std_Function_apply, FUN, RECEIVER, ARGS) + +// NB: keep this in sync with the copy in vm/ArgumentsObject.h. +#define MAX_ARGS_LENGTH (500 * 1000) + +// NB: keep this in sync with JS::MaxStringLength in js/public/String.h. +#define MAX_STRING_LENGTH ((1 << 30) - 2) + +// Spread non-empty argument list of up to 15 elements. +#define SPREAD(v, n) SPREAD_##n(v) +#define SPREAD_1(v) v[0] +#define SPREAD_2(v) SPREAD_1(v), v[1] +#define SPREAD_3(v) SPREAD_2(v), v[2] +#define SPREAD_4(v) SPREAD_3(v), v[3] +#define SPREAD_5(v) SPREAD_4(v), v[4] +#define SPREAD_6(v) SPREAD_5(v), v[5] +#define SPREAD_7(v) SPREAD_6(v), v[6] +#define SPREAD_8(v) SPREAD_7(v), v[7] +#define SPREAD_9(v) SPREAD_8(v), v[8] +#define SPREAD_10(v) SPREAD_9(v), v[9] +#define SPREAD_11(v) SPREAD_10(v), v[10] +#define SPREAD_12(v) SPREAD_11(v), v[11] +#define SPREAD_13(v) SPREAD_12(v), v[12] +#define SPREAD_14(v) SPREAD_13(v), v[13] +#define SPREAD_15(v) SPREAD_14(v), v[14] + +// Property descriptor attributes. +#define ATTR_ENUMERABLE 0x01 +#define ATTR_CONFIGURABLE 0x02 +#define ATTR_WRITABLE 0x04 + +#define ATTR_NONENUMERABLE 0x08 +#define ATTR_NONCONFIGURABLE 0x10 +#define ATTR_NONWRITABLE 0x20 + +// Property descriptor kind, must be different from the descriptor attributes. +#define DATA_DESCRIPTOR_KIND 0x100 +#define ACCESSOR_DESCRIPTOR_KIND 0x200 + +// Property descriptor array indices. +#define PROP_DESC_ATTRS_AND_KIND_INDEX 0 +#define PROP_DESC_VALUE_INDEX 1 +#define PROP_DESC_GETTER_INDEX 1 +#define PROP_DESC_SETTER_INDEX 2 + +// The extended slot of cloned self-hosted function, in which the self-hosted +// name for self-hosted builtins is stored. +#define LAZY_FUNCTION_NAME_SLOT 0 + +#define ITERATOR_SLOT_TARGET 0 +// Used for collection iterators. +#define ITERATOR_SLOT_RANGE 1 +// Used for list, i.e. Array and String, iterators. +#define ITERATOR_SLOT_NEXT_INDEX 1 +#define ITERATOR_SLOT_ITEM_KIND 2 + +#define ITEM_KIND_KEY 0 +#define ITEM_KIND_VALUE 1 +#define ITEM_KIND_KEY_AND_VALUE 2 + +#define REGEXP_SOURCE_SLOT 1 +#define REGEXP_FLAGS_SLOT 2 + +#define REGEXP_IGNORECASE_FLAG 0x01 +#define REGEXP_GLOBAL_FLAG 0x02 +#define REGEXP_MULTILINE_FLAG 0x04 +#define REGEXP_STICKY_FLAG 0x08 +#define REGEXP_UNICODE_FLAG 0x10 +#define REGEXP_DOTALL_FLAG 0x20 +#define REGEXP_HASINDICES_FLAG 0x40 + +#define REGEXP_STRING_ITERATOR_REGEXP_SLOT 0 +#define REGEXP_STRING_ITERATOR_STRING_SLOT 1 +#define REGEXP_STRING_ITERATOR_SOURCE_SLOT 2 +#define REGEXP_STRING_ITERATOR_FLAGS_SLOT 3 +#define REGEXP_STRING_ITERATOR_LASTINDEX_SLOT 4 + +#define REGEXP_STRING_ITERATOR_LASTINDEX_DONE -1 +#define REGEXP_STRING_ITERATOR_LASTINDEX_SLOW -2 + +#define DATE_METHOD_LOCALE_TIME_STRING 0 +#define DATE_METHOD_LOCALE_DATE_STRING 1 +#define DATE_METHOD_LOCALE_STRING 2 + +#define INTL_INTERNALS_OBJECT_SLOT 0 + +#define TYPEDARRAY_KIND_INT8 0 +#define TYPEDARRAY_KIND_UINT8 1 +#define TYPEDARRAY_KIND_INT16 2 +#define TYPEDARRAY_KIND_UINT16 3 +#define TYPEDARRAY_KIND_INT32 4 +#define TYPEDARRAY_KIND_UINT32 5 +#define TYPEDARRAY_KIND_FLOAT32 6 +#define TYPEDARRAY_KIND_FLOAT64 7 +#define TYPEDARRAY_KIND_UINT8CLAMPED 8 +#define TYPEDARRAY_KIND_BIGINT64 9 +#define TYPEDARRAY_KIND_BIGUINT64 10 + +#define ITERATED_SLOT 0 + +#define ITERATOR_HELPER_GENERATOR_SLOT 0 + +#define ASYNC_ITERATOR_HELPER_GENERATOR_SLOT 0 + +#endif |