diff options
| author | littleblack111 <littleblack11111@gmail.com> | 2023-11-01 20:49:36 +0800 |
|---|---|---|
| committer | littleblack111 <littleblack11111@gmail.com> | 2023-11-01 20:49:36 +0800 |
| commit | e99f950f5018cfe737c0d1150e50d97c6e6a4823 (patch) | |
| tree | 16f329a1b22128ed67f3fcae15a9b0a030f2ccbf /node_modules/@webassemblyjs/wasm-gen/lib/encoder | |
| parent | c5d8a744dd584749e0b920119b42e731e37e5f62 (diff) | |
update
Diffstat (limited to 'node_modules/@webassemblyjs/wasm-gen/lib/encoder')
| -rw-r--r-- | node_modules/@webassemblyjs/wasm-gen/lib/encoder/index.js | 372 |
1 files changed, 0 insertions, 372 deletions
diff --git a/node_modules/@webassemblyjs/wasm-gen/lib/encoder/index.js b/node_modules/@webassemblyjs/wasm-gen/lib/encoder/index.js deleted file mode 100644 index 94972d19..00000000 --- a/node_modules/@webassemblyjs/wasm-gen/lib/encoder/index.js +++ /dev/null @@ -1,372 +0,0 @@ -"use strict"; - -function _typeof(obj) { "@babel/helpers - typeof"; if (typeof Symbol === "function" && typeof Symbol.iterator === "symbol") { _typeof = function _typeof(obj) { return typeof obj; }; } else { _typeof = function _typeof(obj) { return obj && typeof Symbol === "function" && obj.constructor === Symbol && obj !== Symbol.prototype ? "symbol" : typeof obj; }; } return _typeof(obj); } - -Object.defineProperty(exports, "__esModule", { - value: true -}); -exports.encodeVersion = encodeVersion; -exports.encodeHeader = encodeHeader; -exports.encodeU32 = encodeU32; -exports.encodeI32 = encodeI32; -exports.encodeI64 = encodeI64; -exports.encodeVec = encodeVec; -exports.encodeValtype = encodeValtype; -exports.encodeMutability = encodeMutability; -exports.encodeUTF8Vec = encodeUTF8Vec; -exports.encodeLimits = encodeLimits; -exports.encodeModuleImport = encodeModuleImport; -exports.encodeSectionMetadata = encodeSectionMetadata; -exports.encodeCallInstruction = encodeCallInstruction; -exports.encodeCallIndirectInstruction = encodeCallIndirectInstruction; -exports.encodeModuleExport = encodeModuleExport; -exports.encodeTypeInstruction = encodeTypeInstruction; -exports.encodeInstr = encodeInstr; -exports.encodeStringLiteral = encodeStringLiteral; -exports.encodeGlobal = encodeGlobal; -exports.encodeFuncBody = encodeFuncBody; -exports.encodeIndexInFuncSection = encodeIndexInFuncSection; -exports.encodeElem = encodeElem; - -var leb = _interopRequireWildcard(require("@webassemblyjs/leb128")); - -var ieee754 = _interopRequireWildcard(require("@webassemblyjs/ieee754")); - -var utf8 = _interopRequireWildcard(require("@webassemblyjs/utf8")); - -var _helperWasmBytecode = _interopRequireDefault(require("@webassemblyjs/helper-wasm-bytecode")); - -var _index = require("../index"); - -function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { "default": obj }; } - -function _getRequireWildcardCache(nodeInterop) { if (typeof WeakMap !== "function") return null; var cacheBabelInterop = new WeakMap(); var cacheNodeInterop = new WeakMap(); return (_getRequireWildcardCache = function _getRequireWildcardCache(nodeInterop) { return nodeInterop ? cacheNodeInterop : cacheBabelInterop; })(nodeInterop); } - -function _interopRequireWildcard(obj, nodeInterop) { if (!nodeInterop && obj && obj.__esModule) { return obj; } if (obj === null || _typeof(obj) !== "object" && typeof obj !== "function") { return { "default": obj }; } var cache = _getRequireWildcardCache(nodeInterop); if (cache && cache.has(obj)) { return cache.get(obj); } var newObj = {}; var hasPropertyDescriptor = Object.defineProperty && Object.getOwnPropertyDescriptor; for (var key in obj) { if (key !== "default" && Object.prototype.hasOwnProperty.call(obj, key)) { var desc = hasPropertyDescriptor ? Object.getOwnPropertyDescriptor(obj, key) : null; if (desc && (desc.get || desc.set)) { Object.defineProperty(newObj, key, desc); } else { newObj[key] = obj[key]; } } } newObj["default"] = obj; if (cache) { cache.set(obj, newObj); } return newObj; } - -function _toConsumableArray(arr) { return _arrayWithoutHoles(arr) || _iterableToArray(arr) || _unsupportedIterableToArray(arr) || _nonIterableSpread(); } - -function _nonIterableSpread() { throw new TypeError("Invalid attempt to spread non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method."); } - -function _unsupportedIterableToArray(o, minLen) { if (!o) return; if (typeof o === "string") return _arrayLikeToArray(o, minLen); var n = Object.prototype.toString.call(o).slice(8, -1); if (n === "Object" && o.constructor) n = o.constructor.name; if (n === "Map" || n === "Set") return Array.from(o); if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen); } - -function _iterableToArray(iter) { if (typeof Symbol !== "undefined" && iter[Symbol.iterator] != null || iter["@@iterator"] != null) return Array.from(iter); } - -function _arrayWithoutHoles(arr) { if (Array.isArray(arr)) return _arrayLikeToArray(arr); } - -function _arrayLikeToArray(arr, len) { if (len == null || len > arr.length) len = arr.length; for (var i = 0, arr2 = new Array(len); i < len; i++) { arr2[i] = arr[i]; } return arr2; } - -function assertNotIdentifierNode(n) { - if (n.type === "Identifier") { - throw new Error("Unsupported node Identifier"); - } -} - -function encodeVersion(v) { - var bytes = _helperWasmBytecode["default"].moduleVersion; - bytes[0] = v; - return bytes; -} - -function encodeHeader() { - return _helperWasmBytecode["default"].magicModuleHeader; -} - -function encodeU32(v) { - var uint8view = new Uint8Array(leb.encodeU32(v)); - - var array = _toConsumableArray(uint8view); - - return array; -} - -function encodeI32(v) { - var uint8view = new Uint8Array(leb.encodeI32(v)); - - var array = _toConsumableArray(uint8view); - - return array; -} - -function encodeI64(v) { - var uint8view = new Uint8Array(leb.encodeI64(v)); - - var array = _toConsumableArray(uint8view); - - return array; -} - -function encodeVec(elements) { - var size = encodeU32(elements.length); - return [].concat(_toConsumableArray(size), _toConsumableArray(elements)); -} - -function encodeValtype(v) { - var _byte = _helperWasmBytecode["default"].valtypesByString[v]; - - if (typeof _byte === "undefined") { - throw new Error("Unknown valtype: " + v); - } - - return parseInt(_byte, 10); -} - -function encodeMutability(v) { - var _byte2 = _helperWasmBytecode["default"].globalTypesByString[v]; - - if (typeof _byte2 === "undefined") { - throw new Error("Unknown mutability: " + v); - } - - return parseInt(_byte2, 10); -} - -function encodeUTF8Vec(str) { - return encodeVec(utf8.encode(str)); -} - -function encodeLimits(n) { - var out = []; - - if (typeof n.max === "number") { - out.push(0x01); - out.push.apply(out, _toConsumableArray(encodeU32(n.min))); // $FlowIgnore: ensured by the typeof - - out.push.apply(out, _toConsumableArray(encodeU32(n.max))); - } else { - out.push(0x00); - out.push.apply(out, _toConsumableArray(encodeU32(n.min))); - } - - return out; -} - -function encodeModuleImport(n) { - var out = []; - out.push.apply(out, _toConsumableArray(encodeUTF8Vec(n.module))); - out.push.apply(out, _toConsumableArray(encodeUTF8Vec(n.name))); - - switch (n.descr.type) { - case "GlobalType": - { - out.push(0x03); // $FlowIgnore: GlobalType ensure that these props exists - - out.push(encodeValtype(n.descr.valtype)); // $FlowIgnore: GlobalType ensure that these props exists - - out.push(encodeMutability(n.descr.mutability)); - break; - } - - case "Memory": - { - out.push(0x02); // $FlowIgnore - - out.push.apply(out, _toConsumableArray(encodeLimits(n.descr.limits))); - break; - } - - case "Table": - { - out.push(0x01); - out.push(0x70); // element type - // $FlowIgnore - - out.push.apply(out, _toConsumableArray(encodeLimits(n.descr.limits))); - break; - } - - case "FuncImportDescr": - { - out.push(0x00); // $FlowIgnore - - assertNotIdentifierNode(n.descr.id); // $FlowIgnore - - out.push.apply(out, _toConsumableArray(encodeU32(n.descr.id.value))); - break; - } - - default: - throw new Error("Unsupport operation: encode module import of type: " + n.descr.type); - } - - return out; -} - -function encodeSectionMetadata(n) { - var out = []; - var sectionId = _helperWasmBytecode["default"].sections[n.section]; - - if (typeof sectionId === "undefined") { - throw new Error("Unknown section: " + n.section); - } - - if (n.section === "start") { - /** - * This is not implemented yet because it's a special case which - * doesn't have a vector in its section. - */ - throw new Error("Unsupported section encoding of type start"); - } - - out.push(sectionId); - out.push.apply(out, _toConsumableArray(encodeU32(n.size.value))); - out.push.apply(out, _toConsumableArray(encodeU32(n.vectorOfSize.value))); - return out; -} - -function encodeCallInstruction(n) { - var out = []; - assertNotIdentifierNode(n.index); - out.push(0x10); // $FlowIgnore - - out.push.apply(out, _toConsumableArray(encodeU32(n.index.value))); - return out; -} - -function encodeCallIndirectInstruction(n) { - var out = []; // $FlowIgnore - - assertNotIdentifierNode(n.index); - out.push(0x11); // $FlowIgnore - - out.push.apply(out, _toConsumableArray(encodeU32(n.index.value))); // add a reserved byte - - out.push(0x00); - return out; -} - -function encodeModuleExport(n) { - var out = []; - assertNotIdentifierNode(n.descr.id); - var exportTypeByteString = _helperWasmBytecode["default"].exportTypesByName[n.descr.exportType]; - - if (typeof exportTypeByteString === "undefined") { - throw new Error("Unknown export of type: " + n.descr.exportType); - } - - var exportTypeByte = parseInt(exportTypeByteString, 10); - out.push.apply(out, _toConsumableArray(encodeUTF8Vec(n.name))); - out.push(exportTypeByte); // $FlowIgnore - - out.push.apply(out, _toConsumableArray(encodeU32(n.descr.id.value))); - return out; -} - -function encodeTypeInstruction(n) { - var out = [0x60]; - var params = n.functype.params.map(function (x) { - return x.valtype; - }).map(encodeValtype); - var results = n.functype.results.map(encodeValtype); - out.push.apply(out, _toConsumableArray(encodeVec(params))); - out.push.apply(out, _toConsumableArray(encodeVec(results))); - return out; -} - -function encodeInstr(n) { - var out = []; - var instructionName = n.id; - - if (typeof n.object === "string") { - instructionName = "".concat(n.object, ".").concat(String(n.id)); - } - - var byteString = _helperWasmBytecode["default"].symbolsByName[instructionName]; - - if (typeof byteString === "undefined") { - throw new Error("encodeInstr: unknown instruction " + JSON.stringify(instructionName)); - } - - var _byte3 = parseInt(byteString, 10); - - out.push(_byte3); - - if (n.args) { - n.args.forEach(function (arg) { - var encoder = encodeU32; // find correct encoder - - if (n.object === "i32") { - encoder = encodeI32; - } - - if (n.object === "i64") { - encoder = encodeI64; - } - - if (n.object === "f32") { - encoder = ieee754.encodeF32; - } - - if (n.object === "f64") { - encoder = ieee754.encodeF64; - } - - if (arg.type === "NumberLiteral" || arg.type === "FloatLiteral" || arg.type === "LongNumberLiteral") { - // $FlowIgnore - out.push.apply(out, _toConsumableArray(encoder(arg.value))); - } else { - throw new Error("Unsupported instruction argument encoding " + JSON.stringify(arg.type)); - } - }); - } - - return out; -} - -function encodeExpr(instrs) { - var out = []; - instrs.forEach(function (instr) { - // $FlowIgnore - var n = (0, _index.encodeNode)(instr); - out.push.apply(out, _toConsumableArray(n)); - }); - return out; -} - -function encodeStringLiteral(n) { - return encodeUTF8Vec(n.value); -} - -function encodeGlobal(n) { - var out = []; - var _n$globalType = n.globalType, - valtype = _n$globalType.valtype, - mutability = _n$globalType.mutability; - out.push(encodeValtype(valtype)); - out.push(encodeMutability(mutability)); - out.push.apply(out, _toConsumableArray(encodeExpr(n.init))); - return out; -} - -function encodeFuncBody(n) { - var out = []; - out.push(-1); // temporary function body size - // FIXME(sven): get the func locals? - - var localBytes = encodeVec([]); - out.push.apply(out, _toConsumableArray(localBytes)); - var funcBodyBytes = encodeExpr(n.body); - out[0] = funcBodyBytes.length + localBytes.length; - out.push.apply(out, _toConsumableArray(funcBodyBytes)); - return out; -} - -function encodeIndexInFuncSection(n) { - assertNotIdentifierNode(n.index); // $FlowIgnore - - return encodeU32(n.index.value); -} - -function encodeElem(n) { - var out = []; - assertNotIdentifierNode(n.table); // $FlowIgnore - - out.push.apply(out, _toConsumableArray(encodeU32(n.table.value))); - out.push.apply(out, _toConsumableArray(encodeExpr(n.offset))); // $FlowIgnore - - var funcs = n.funcs.reduce(function (acc, x) { - return [].concat(_toConsumableArray(acc), _toConsumableArray(encodeU32(x.value))); - }, []); - out.push.apply(out, _toConsumableArray(encodeVec(funcs))); - return out; -}
\ No newline at end of file |
