| // Copyright 2015 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Flags: --expose-wasm |
| |
| function bytes() { |
| var buffer = new ArrayBuffer(arguments.length); |
| var view = new Uint8Array(buffer); |
| for (var i = 0; i < arguments.length; i++) { |
| var val = arguments[i]; |
| if ((typeof val) == "string") val = val.charCodeAt(0); |
| view[i] = val | 0; |
| } |
| return buffer; |
| } |
| |
| // Header declaration constants |
| var kWasmH0 = 0; |
| var kWasmH1 = 0x61; |
| var kWasmH2 = 0x73; |
| var kWasmH3 = 0x6d; |
| |
| var kWasmV0 = 11; |
| var kWasmV1 = 0; |
| var kWasmV2 = 0; |
| var kWasmV3 = 0; |
| |
| var kHeaderSize = 8; |
| var kPageSize = 65536; |
| |
| function bytesWithHeader() { |
| var buffer = new ArrayBuffer(kHeaderSize + arguments.length); |
| var view = new Uint8Array(buffer); |
| view[0] = kWasmH0; |
| view[1] = kWasmH1; |
| view[2] = kWasmH2; |
| view[3] = kWasmH3; |
| view[4] = kWasmV0; |
| view[5] = kWasmV1; |
| view[6] = kWasmV2; |
| view[7] = kWasmV3; |
| for (var i = 0; i < arguments.length; i++) { |
| var val = arguments[i]; |
| if ((typeof val) == "string") val = val.charCodeAt(0); |
| view[kHeaderSize + i] = val | 0; |
| } |
| return buffer; |
| } |
| |
| var kDeclNoLocals = 0; |
| |
| // Section declaration constants |
| var kDeclMemory = 0x00; |
| var kDeclTypes = 0x01; |
| var kDeclFunctions = 0x02; |
| var kDeclGlobals = 0x03; |
| var kDeclData = 0x04; |
| var kDeclTable = 0x05; |
| var kDeclEnd = 0x06; |
| var kDeclStart = 0x07; |
| var kDeclImports = 0x08; |
| var kDeclExports = 0x09; |
| var kDeclFunctions = 0x0a; |
| var kDeclCode = 0x0b; |
| var kDeclNames = 0x0c; |
| var kDeclFunctionTablePad = 0x0d; |
| |
| var kArity0 = 0; |
| var kArity1 = 1; |
| var kArity2 = 2; |
| var kArity3 = 3; |
| var kWasmFunctionTypeForm = 0x40; |
| |
| var section_names = [ |
| "memory", "type", "old_function", "global", "data", |
| "table", "end", "start", "import", "export", |
| "function", "code", "name", "table_pad"]; |
| |
| // Function declaration flags |
| var kDeclFunctionName = 0x01; |
| var kDeclFunctionImport = 0x02; |
| var kDeclFunctionLocals = 0x04; |
| var kDeclFunctionExport = 0x08; |
| |
| // Local types |
| var kAstStmt = 0; |
| var kAstI32 = 1; |
| var kAstI64 = 2; |
| var kAstF32 = 3; |
| var kAstF64 = 4; |
| |
| // Useful signatures |
| var kSig_i = makeSig([], [kAstI32]); |
| var kSig_d = makeSig([], [kAstF64]); |
| var kSig_i_i = makeSig([kAstI32], [kAstI32]); |
| var kSig_i_ii = makeSig([kAstI32, kAstI32], [kAstI32]); |
| var kSig_i_iii = makeSig([kAstI32, kAstI32, kAstI32], [kAstI32]); |
| var kSig_d_dd = makeSig([kAstF64, kAstF64], [kAstF64]); |
| var kSig_l_ll = makeSig([kAstI64, kAstI64], [kAstI64]); |
| var kSig_i_dd = makeSig([kAstF64, kAstF64], [kAstI32]); |
| var kSig_v_v = makeSig([], []); |
| var kSig_i_v = makeSig([], [kAstI32]); |
| |
| function makeSig(params, results) { |
| return {params: params, results: results}; |
| } |
| |
| function makeSig_v_x(x) { |
| return makeSig([x], []); |
| } |
| |
| function makeSig_v_xx(x) { |
| return makeSig([x, x], []); |
| } |
| |
| function makeSig_r_v(r) { |
| return makeSig([], [r]); |
| } |
| |
| function makeSig_r_x(r, x) { |
| return makeSig([x], [r]); |
| } |
| |
| function makeSig_r_xx(r, x) { |
| return makeSig([x, x], [r]); |
| } |
| |
| // Opcodes |
| var kExprNop = 0x00; |
| var kExprBlock = 0x01; |
| var kExprLoop = 0x02; |
| var kExprIf = 0x03; |
| var kExprElse = 0x04; |
| var kExprSelect = 0x05; |
| var kExprBr = 0x06; |
| var kExprBrIf = 0x07; |
| var kExprBrTable = 0x08; |
| var kExprReturn = 0x09; |
| var kExprUnreachable = 0x0a; |
| var kExprEnd = 0x0f; |
| |
| var kExprI32Const = 0x10; |
| var kExprI64Const = 0x11; |
| var kExprF64Const = 0x12; |
| var kExprF32Const = 0x13; |
| var kExprGetLocal = 0x14; |
| var kExprSetLocal = 0x15; |
| var kExprCallFunction = 0x16; |
| var kExprCallIndirect = 0x17; |
| var kExprCallImport = 0x18; |
| var kExprI8Const = 0xcb; |
| var kExprLoadGlobal = 0xcc; |
| var kExprStoreGlobal = 0xcd; |
| |
| var kExprI32LoadMem8S = 0x20; |
| var kExprI32LoadMem8U = 0x21; |
| var kExprI32LoadMem16S = 0x22; |
| var kExprI32LoadMem16U = 0x23; |
| var kExprI64LoadMem8S = 0x24; |
| var kExprI64LoadMem8U = 0x25; |
| var kExprI64LoadMem16S = 0x26; |
| var kExprI64LoadMem16U = 0x27; |
| var kExprI64LoadMem32S = 0x28; |
| var kExprI64LoadMem32U = 0x29; |
| var kExprI32LoadMem = 0x2a; |
| var kExprI64LoadMem = 0x2b; |
| var kExprF32LoadMem = 0x2c; |
| var kExprF64LoadMem = 0x2d; |
| |
| var kExprI32StoreMem8 = 0x2e; |
| var kExprI32StoreMem16 = 0x2f; |
| var kExprI64StoreMem8 = 0x30; |
| var kExprI64StoreMem16 = 0x31; |
| var kExprI64StoreMem32 = 0x32; |
| var kExprI32StoreMem = 0x33; |
| var kExprI64StoreMem = 0x34; |
| var kExprF32StoreMem = 0x35; |
| var kExprF64StoreMem = 0x36; |
| |
| var kExprMemorySize = 0x3b; |
| var kExprGrowMemory = 0x39; |
| |
| var kExprI32Add = 0x40; |
| var kExprI32Sub = 0x41; |
| var kExprI32Mul = 0x42; |
| var kExprI32DivS = 0x43; |
| var kExprI32DivU = 0x44; |
| var kExprI32RemS = 0x45; |
| var kExprI32RemU = 0x46; |
| var kExprI32And = 0x47; |
| var kExprI32Ior = 0x48; |
| var kExprI32Xor = 0x49; |
| var kExprI32Shl = 0x4a; |
| var kExprI32ShrU = 0x4b; |
| var kExprI32ShrS = 0x4c; |
| var kExprI32Eq = 0x4d; |
| var kExprI32Ne = 0x4e; |
| var kExprI32LtS = 0x4f; |
| var kExprI32LeS = 0x50; |
| var kExprI32LtU = 0x51; |
| var kExprI32LeU = 0x52; |
| var kExprI32GtS = 0x53; |
| var kExprI32GeS = 0x54; |
| var kExprI32GtU = 0x55; |
| var kExprI32GeU = 0x56; |
| var kExprI32Clz = 0x57; |
| var kExprI32Ctz = 0x58; |
| var kExprI32Popcnt = 0x59; |
| var kExprI32Eqz = 0x5a; |
| var kExprI64Add = 0x5b; |
| var kExprI64Sub = 0x5c; |
| var kExprI64Mul = 0x5d; |
| var kExprI64DivS = 0x5e; |
| var kExprI64DivU = 0x5f; |
| var kExprI64RemS = 0x60; |
| var kExprI64RemU = 0x61; |
| var kExprI64And = 0x62; |
| var kExprI64Ior = 0x63; |
| var kExprI64Xor = 0x64; |
| var kExprI64Shl = 0x65; |
| var kExprI64ShrU = 0x66; |
| var kExprI64ShrS = 0x67; |
| var kExprI64Eq = 0x68; |
| var kExprI64Ne = 0x69; |
| var kExprI64LtS = 0x6a; |
| var kExprI64LeS = 0x6b; |
| var kExprI64LtU = 0x6c; |
| var kExprI64LeU = 0x6d; |
| var kExprI64GtS = 0x6e; |
| var kExprI64GeS = 0x6f; |
| var kExprI64GtU = 0x70; |
| var kExprI64GeU = 0x71; |
| var kExprI64Clz = 0x72; |
| var kExprI64Ctz = 0x73; |
| var kExprI64Popcnt = 0x74; |
| var kExprF32Add = 0x75; |
| var kExprF32Sub = 0x76; |
| var kExprF32Mul = 0x77; |
| var kExprF32Div = 0x78; |
| var kExprF32Min = 0x79; |
| var kExprF32Max = 0x7a; |
| var kExprF32Abs = 0x7b; |
| var kExprF32Neg = 0x7c; |
| var kExprF32CopySign = 0x7d; |
| var kExprF32Ceil = 0x7e; |
| var kExprF32Floor = 0x7f; |
| var kExprF32Trunc = 0x80; |
| var kExprF32NearestInt = 0x81; |
| var kExprF32Sqrt = 0x82; |
| var kExprF32Eq = 0x83; |
| var kExprF32Ne = 0x84; |
| var kExprF32Lt = 0x85; |
| var kExprF32Le = 0x86; |
| var kExprF32Gt = 0x87; |
| var kExprF32Ge = 0x88; |
| var kExprF64Add = 0x89; |
| var kExprF64Sub = 0x8a; |
| var kExprF64Mul = 0x8b; |
| var kExprF64Div = 0x8c; |
| var kExprF64Min = 0x8d; |
| var kExprF64Max = 0x8e; |
| var kExprF64Abs = 0x8f; |
| var kExprF64Neg = 0x90; |
| var kExprF64CopySign = 0x91; |
| var kExprF64Ceil = 0x92; |
| var kExprF64Floor = 0x93; |
| var kExprF64Trunc = 0x94; |
| var kExprF64NearestInt = 0x95; |
| var kExprF64Sqrt = 0x96; |
| var kExprF64Eq = 0x97; |
| var kExprF64Ne = 0x98; |
| var kExprF64Lt = 0x99; |
| var kExprF64Le = 0x9a; |
| var kExprF64Gt = 0x9b; |
| var kExprF64Ge = 0x9c; |
| var kExprI32SConvertF32 = 0x9d; |
| var kExprI32SConvertF64 = 0x9e; |
| var kExprI32UConvertF32 = 0x9f; |
| var kExprI32UConvertF64 = 0xa0; |
| var kExprI32ConvertI64 = 0xa1; |
| var kExprI64SConvertF32 = 0xa2; |
| var kExprI64SConvertF64 = 0xa3; |
| var kExprI64UConvertF32 = 0xa4; |
| var kExprI64UConvertF64 = 0xa5; |
| var kExprI64SConvertI32 = 0xa6; |
| var kExprI64UConvertI32 = 0xa7; |
| var kExprF32SConvertI32 = 0xa8; |
| var kExprF32UConvertI32 = 0xa9; |
| var kExprF32SConvertI64 = 0xaa; |
| var kExprF32UConvertI64 = 0xab; |
| var kExprF32ConvertF64 = 0xac; |
| var kExprF32ReinterpretI32 = 0xad; |
| var kExprF64SConvertI32 = 0xae; |
| var kExprF64UConvertI32 = 0xaf; |
| var kExprF64SConvertI64 = 0xb0; |
| var kExprF64UConvertI64 = 0xb1; |
| var kExprF64ConvertF32 = 0xb2; |
| var kExprF64ReinterpretI64 = 0xb3; |
| var kExprI32ReinterpretF32 = 0xb4; |
| var kExprI64ReinterpretF64 = 0xb5; |
| var kExprI32Ror = 0xb6; |
| var kExprI32Rol = 0xb7; |
| var kExprI64Ror = 0xb8; |
| var kExprI64Rol = 0xb9; |
| var kExprSimdPrefix = 0xe5; |
| var kExprI32x4Splat = 0x1b; |
| var kExprI32x4ExtractLane = 0x1c; |
| |
| var kExprJITSingleFunction = 0xf0; |
| |
| var kTrapUnreachable = 0; |
| var kTrapMemOutOfBounds = 1; |
| var kTrapDivByZero = 2; |
| var kTrapDivUnrepresentable = 3; |
| var kTrapRemByZero = 4; |
| var kTrapFloatUnrepresentable = 5; |
| var kTrapFuncInvalid = 6; |
| var kTrapFuncSigMismatch = 7; |
| var kTrapMemAllocationFail = 8; |
| var kTrapInvalidIndex = 9; |
| |
| var kTrapMsgs = [ |
| "unreachable", |
| "memory access out of bounds", |
| "divide by zero", |
| "divide result unrepresentable", |
| "remainder by zero", |
| "integer result unrepresentable", |
| "invalid function", |
| "function signature mismatch", |
| "failed to allocate memory", |
| "invalid index into function table" |
| ]; |
| |
| function assertTraps(trap, code) { |
| var threwException = true; |
| try { |
| if (typeof code === 'function') { |
| code(); |
| } else { |
| eval(code); |
| } |
| threwException = false; |
| } catch (e) { |
| assertEquals("object", typeof e); |
| assertEquals(kTrapMsgs[trap], e.message); |
| // Success. |
| return; |
| } |
| throw new MjsUnitAssertionError("Did not trap, expected: " + kTrapMsgs[trap]); |
| } |