ee64674811
Add a check to appendToTable to catch illegal input, and fix a test case triggering this check. Also removing unused variables and fix indentation. R=ahaas@chromium.org Change-Id: I0eaa48ab95ef710530a3cfbe94ed4dd419618cda Reviewed-on: https://chromium-review.googlesource.com/458436 Commit-Queue: Clemens Hammacher <clemensh@chromium.org> Reviewed-by: Andreas Haas <ahaas@chromium.org> Cr-Commit-Position: refs/heads/master@{#44027}
373 lines
9.6 KiB
JavaScript
373 lines
9.6 KiB
JavaScript
// Copyright 2015 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --expose-wasm
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function bytes() {
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var buffer = new ArrayBuffer(arguments.length);
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var view = new Uint8Array(buffer);
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for (var i = 0; i < arguments.length; i++) {
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var val = arguments[i];
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if ((typeof val) == "string") val = val.charCodeAt(0);
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view[i] = val | 0;
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}
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return buffer;
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}
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// Header declaration constants
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var kWasmH0 = 0;
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var kWasmH1 = 0x61;
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var kWasmH2 = 0x73;
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var kWasmH3 = 0x6d;
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var kWasmV0 = 0x1;
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var kWasmV1 = 0;
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var kWasmV2 = 0;
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var kWasmV3 = 0;
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var kHeaderSize = 8;
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var kPageSize = 65536;
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function bytesWithHeader() {
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var buffer = new ArrayBuffer(kHeaderSize + arguments.length);
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var view = new Uint8Array(buffer);
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view[0] = kWasmH0;
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view[1] = kWasmH1;
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view[2] = kWasmH2;
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view[3] = kWasmH3;
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view[4] = kWasmV0;
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view[5] = kWasmV1;
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view[6] = kWasmV2;
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view[7] = kWasmV3;
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for (var i = 0; i < arguments.length; i++) {
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var val = arguments[i];
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if ((typeof val) == "string") val = val.charCodeAt(0);
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view[kHeaderSize + i] = val | 0;
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}
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return buffer;
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}
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let kDeclNoLocals = 0;
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// Section declaration constants
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let kUnknownSectionCode = 0;
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let kTypeSectionCode = 1; // Function signature declarations
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let kImportSectionCode = 2; // Import declarations
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let kFunctionSectionCode = 3; // Function declarations
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let kTableSectionCode = 4; // Indirect function table and other tables
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let kMemorySectionCode = 5; // Memory attributes
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let kGlobalSectionCode = 6; // Global declarations
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let kExportSectionCode = 7; // Exports
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let kStartSectionCode = 8; // Start function declaration
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let kElementSectionCode = 9; // Elements section
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let kCodeSectionCode = 10; // Function code
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let kDataSectionCode = 11; // Data segments
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let kNameSectionCode = 12; // Name section (encoded as string)
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let kWasmFunctionTypeForm = 0x60;
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let kWasmAnyFunctionTypeForm = 0x70;
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let kResizableMaximumFlag = 1;
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// Function declaration flags
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let kDeclFunctionName = 0x01;
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let kDeclFunctionImport = 0x02;
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let kDeclFunctionLocals = 0x04;
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let kDeclFunctionExport = 0x08;
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// Local types
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let kWasmStmt = 0x40;
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let kWasmI32 = 0x7f;
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let kWasmI64 = 0x7e;
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let kWasmF32 = 0x7d;
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let kWasmF64 = 0x7c;
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let kWasmS128 = 0x7b;
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let kExternalFunction = 0;
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let kExternalTable = 1;
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let kExternalMemory = 2;
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let kExternalGlobal = 3;
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let kTableZero = 0;
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let kMemoryZero = 0;
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// Useful signatures
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let kSig_i_i = makeSig([kWasmI32], [kWasmI32]);
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let kSig_l_l = makeSig([kWasmI64], [kWasmI64]);
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let kSig_i_l = makeSig([kWasmI64], [kWasmI32]);
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let kSig_i_ii = makeSig([kWasmI32, kWasmI32], [kWasmI32]);
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let kSig_i_iii = makeSig([kWasmI32, kWasmI32, kWasmI32], [kWasmI32]);
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let kSig_d_dd = makeSig([kWasmF64, kWasmF64], [kWasmF64]);
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let kSig_l_ll = makeSig([kWasmI64, kWasmI64], [kWasmI64]);
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let kSig_i_dd = makeSig([kWasmF64, kWasmF64], [kWasmI32]);
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let kSig_v_v = makeSig([], []);
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let kSig_i_v = makeSig([], [kWasmI32]);
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let kSig_l_v = makeSig([], [kWasmI64]);
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let kSig_f_v = makeSig([], [kWasmF64]);
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let kSig_d_v = makeSig([], [kWasmF64]);
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let kSig_v_i = makeSig([kWasmI32], []);
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let kSig_v_ii = makeSig([kWasmI32, kWasmI32], []);
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let kSig_v_iii = makeSig([kWasmI32, kWasmI32, kWasmI32], []);
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let kSig_v_l = makeSig([kWasmI64], []);
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let kSig_v_d = makeSig([kWasmF64], []);
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let kSig_v_dd = makeSig([kWasmF64, kWasmF64], []);
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let kSig_v_ddi = makeSig([kWasmF64, kWasmF64, kWasmI32], []);
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let kSig_s_v = makeSig([], [kWasmS128]);
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function makeSig(params, results) {
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return {params: params, results: results};
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}
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function makeSig_v_x(x) {
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return makeSig([x], []);
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}
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function makeSig_v_xx(x) {
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return makeSig([x, x], []);
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}
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function makeSig_r_v(r) {
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return makeSig([], [r]);
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}
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function makeSig_r_x(r, x) {
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return makeSig([x], [r]);
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}
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function makeSig_r_xx(r, x) {
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return makeSig([x, x], [r]);
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}
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// Opcodes
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let kExprUnreachable = 0x00;
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let kExprNop = 0x01;
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let kExprBlock = 0x02;
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let kExprLoop = 0x03;
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let kExprIf = 0x04;
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let kExprElse = 0x05;
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let kExprTry = 0x06;
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let kExprCatch = 0x07;
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let kExprThrow = 0x08;
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let kExprEnd = 0x0b;
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let kExprBr = 0x0c;
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let kExprBrIf = 0x0d;
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let kExprBrTable = 0x0e;
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let kExprReturn = 0x0f;
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let kExprCallFunction = 0x10;
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let kExprCallIndirect = 0x11;
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let kExprDrop = 0x1a;
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let kExprSelect = 0x1b;
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let kExprGetLocal = 0x20;
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let kExprSetLocal = 0x21;
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let kExprTeeLocal = 0x22;
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let kExprGetGlobal = 0x23;
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let kExprSetGlobal = 0x24;
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let kExprI32Const = 0x41;
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let kExprI64Const = 0x42;
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let kExprF32Const = 0x43;
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let kExprF64Const = 0x44;
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let kExprI32LoadMem = 0x28;
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let kExprI64LoadMem = 0x29;
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let kExprF32LoadMem = 0x2a;
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let kExprF64LoadMem = 0x2b;
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let kExprI32LoadMem8S = 0x2c;
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let kExprI32LoadMem8U = 0x2d;
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let kExprI32LoadMem16S = 0x2e;
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let kExprI32LoadMem16U = 0x2f;
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let kExprI64LoadMem8S = 0x30;
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let kExprI64LoadMem8U = 0x31;
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let kExprI64LoadMem16S = 0x32;
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let kExprI64LoadMem16U = 0x33;
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let kExprI64LoadMem32S = 0x34;
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let kExprI64LoadMem32U = 0x35;
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let kExprI32StoreMem = 0x36;
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let kExprI64StoreMem = 0x37;
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let kExprF32StoreMem = 0x38;
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let kExprF64StoreMem = 0x39;
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let kExprI32StoreMem8 = 0x3a;
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let kExprI32StoreMem16 = 0x3b;
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let kExprI64StoreMem8 = 0x3c;
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let kExprI64StoreMem16 = 0x3d;
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let kExprI64StoreMem32 = 0x3e;
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let kExprMemorySize = 0x3f;
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let kExprGrowMemory = 0x40;
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let kExprI32Eqz = 0x45;
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let kExprI32Eq = 0x46;
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let kExprI32Ne = 0x47;
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let kExprI32LtS = 0x48;
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let kExprI32LtU = 0x49;
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let kExprI32GtS = 0x4a;
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let kExprI32GtU = 0x4b;
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let kExprI32LeS = 0x4c;
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let kExprI32LeU = 0x4d;
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let kExprI32GeS = 0x4e;
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let kExprI32GeU = 0x4f;
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let kExprI64Eqz = 0x50;
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let kExprI64Eq = 0x51;
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let kExprI64Ne = 0x52;
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let kExprI64LtS = 0x53;
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let kExprI64LtU = 0x54;
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let kExprI64GtS = 0x55;
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let kExprI64GtU = 0x56;
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let kExprI64LeS = 0x57;
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let kExprI64LeU = 0x58;
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let kExprI64GeS = 0x59;
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let kExprI64GeU = 0x5a;
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let kExprF32Eq = 0x5b;
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let kExprF32Ne = 0x5c;
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let kExprF32Lt = 0x5d;
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let kExprF32Gt = 0x5e;
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let kExprF32Le = 0x5f;
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let kExprF32Ge = 0x60;
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let kExprF64Eq = 0x61;
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let kExprF64Ne = 0x62;
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let kExprF64Lt = 0x63;
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let kExprF64Gt = 0x64;
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let kExprF64Le = 0x65;
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let kExprF64Ge = 0x66;
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let kExprI32Clz = 0x67;
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let kExprI32Ctz = 0x68;
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let kExprI32Popcnt = 0x69;
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let kExprI32Add = 0x6a;
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let kExprI32Sub = 0x6b;
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let kExprI32Mul = 0x6c;
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let kExprI32DivS = 0x6d;
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let kExprI32DivU = 0x6e;
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let kExprI32RemS = 0x6f;
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let kExprI32RemU = 0x70;
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let kExprI32And = 0x71;
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let kExprI32Ior = 0x72;
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let kExprI32Xor = 0x73;
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let kExprI32Shl = 0x74;
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let kExprI32ShrS = 0x75;
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let kExprI32ShrU = 0x76;
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let kExprI32Rol = 0x77;
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let kExprI32Ror = 0x78;
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let kExprI64Clz = 0x79;
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let kExprI64Ctz = 0x7a;
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let kExprI64Popcnt = 0x7b;
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let kExprI64Add = 0x7c;
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let kExprI64Sub = 0x7d;
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let kExprI64Mul = 0x7e;
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let kExprI64DivS = 0x7f;
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let kExprI64DivU = 0x80;
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let kExprI64RemS = 0x81;
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let kExprI64RemU = 0x82;
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let kExprI64And = 0x83;
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let kExprI64Ior = 0x84;
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let kExprI64Xor = 0x85;
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let kExprI64Shl = 0x86;
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let kExprI64ShrS = 0x87;
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let kExprI64ShrU = 0x88;
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let kExprI64Rol = 0x89;
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let kExprI64Ror = 0x8a;
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let kExprF32Abs = 0x8b;
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let kExprF32Neg = 0x8c;
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let kExprF32Ceil = 0x8d;
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let kExprF32Floor = 0x8e;
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let kExprF32Trunc = 0x8f;
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let kExprF32NearestInt = 0x90;
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let kExprF32Sqrt = 0x91;
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let kExprF32Add = 0x92;
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let kExprF32Sub = 0x93;
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let kExprF32Mul = 0x94;
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let kExprF32Div = 0x95;
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let kExprF32Min = 0x96;
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let kExprF32Max = 0x97;
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let kExprF32CopySign = 0x98;
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let kExprF64Abs = 0x99;
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let kExprF64Neg = 0x9a;
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let kExprF64Ceil = 0x9b;
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let kExprF64Floor = 0x9c;
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let kExprF64Trunc = 0x9d;
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let kExprF64NearestInt = 0x9e;
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let kExprF64Sqrt = 0x9f;
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let kExprF64Add = 0xa0;
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let kExprF64Sub = 0xa1;
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let kExprF64Mul = 0xa2;
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let kExprF64Div = 0xa3;
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let kExprF64Min = 0xa4;
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let kExprF64Max = 0xa5;
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let kExprF64CopySign = 0xa6;
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let kExprI32ConvertI64 = 0xa7;
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let kExprI32SConvertF32 = 0xa8;
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let kExprI32UConvertF32 = 0xa9;
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let kExprI32SConvertF64 = 0xaa;
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let kExprI32UConvertF64 = 0xab;
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let kExprI64SConvertI32 = 0xac;
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let kExprI64UConvertI32 = 0xad;
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let kExprI64SConvertF32 = 0xae;
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let kExprI64UConvertF32 = 0xaf;
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let kExprI64SConvertF64 = 0xb0;
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let kExprI64UConvertF64 = 0xb1;
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let kExprF32SConvertI32 = 0xb2;
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let kExprF32UConvertI32 = 0xb3;
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let kExprF32SConvertI64 = 0xb4;
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let kExprF32UConvertI64 = 0xb5;
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let kExprF32ConvertF64 = 0xb6;
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let kExprF64SConvertI32 = 0xb7;
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let kExprF64UConvertI32 = 0xb8;
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let kExprF64SConvertI64 = 0xb9;
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let kExprF64UConvertI64 = 0xba;
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let kExprF64ConvertF32 = 0xbb;
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let kExprI32ReinterpretF32 = 0xbc;
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let kExprI64ReinterpretF64 = 0xbd;
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let kExprF32ReinterpretI32 = 0xbe;
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let kExprF64ReinterpretI64 = 0xbf;
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let kTrapUnreachable = 0;
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let kTrapMemOutOfBounds = 1;
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let kTrapDivByZero = 2;
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let kTrapDivUnrepresentable = 3;
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let kTrapRemByZero = 4;
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let kTrapFloatUnrepresentable = 5;
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let kTrapFuncInvalid = 6;
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let kTrapFuncSigMismatch = 7;
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let kTrapInvalidIndex = 8;
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let kTrapMsgs = [
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"unreachable",
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"memory access out of bounds",
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"divide by zero",
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"divide result unrepresentable",
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"remainder by zero",
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"integer result unrepresentable",
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"invalid function",
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"function signature mismatch",
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"invalid index into function table"
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];
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function assertTraps(trap, code) {
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try {
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if (typeof code === 'function') {
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code();
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} else {
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eval(code);
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}
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} catch (e) {
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assertEquals('object', typeof e);
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assertEquals(kTrapMsgs[trap], e.message);
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// Success.
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return;
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}
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throw new MjsUnitAssertionError('Did not trap, expected: ' + kTrapMsgs[trap]);
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}
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function assertWasmThrows(value, code) {
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assertEquals('number', typeof value);
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try {
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if (typeof code === 'function') {
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code();
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} else {
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eval(code);
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}
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} catch (e) {
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assertEquals('number', typeof e);
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assertEquals(value, e);
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// Success.
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return;
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}
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throw new MjsUnitAssertionError('Did not throw, expected: ' + value);
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}
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