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1 // Copyright 2016 the V8 project authors. All rights reserved. | 1 // Copyright 2016 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef V8_WASM_WASM_LIMITS_H_ | 5 #ifndef V8_WASM_WASM_LIMITS_H_ |
6 #define V8_WASM_WASM_LIMITS_H_ | 6 #define V8_WASM_WASM_LIMITS_H_ |
7 | 7 |
8 namespace v8 { | 8 namespace v8 { |
9 namespace internal { | 9 namespace internal { |
10 namespace wasm { | 10 namespace wasm { |
11 | 11 |
12 // The following limits are imposed by V8 on WebAssembly modules. | 12 // The following limits are imposed by V8 on WebAssembly modules. |
13 // The limits are agreed upon with other engines for consistency. | 13 // The limits are agreed upon with other engines for consistency. |
14 const size_t kV8MaxWasmTypes = 1000000; | 14 const size_t kV8MaxWasmTypes = 1000000; |
15 const size_t kV8MaxWasmFunctions = 1000000; | 15 const size_t kV8MaxWasmFunctions = 1000000; |
16 const size_t kV8MaxWasmImports = 100000; | 16 const size_t kV8MaxWasmImports = 100000; |
17 const size_t kV8MaxWasmExports = 100000; | 17 const size_t kV8MaxWasmExports = 100000; |
18 const size_t kV8MaxWasmGlobals = 1000000; | 18 const size_t kV8MaxWasmGlobals = 1000000; |
19 const size_t kV8MaxWasmDataSegments = 100000; | 19 const size_t kV8MaxWasmDataSegments = 100000; |
20 const size_t kV8MaxWasmMemoryPages = 16384; // = 1 GiB | 20 const size_t kV8MaxWasmMemoryPages = 16384; // = 1 GiB |
21 const size_t kV8MaxWasmStringSize = 256; | 21 const size_t kV8MaxWasmStringSize = 100000; |
22 const size_t kV8MaxWasmModuleSize = 1024 * 1024 * 1024; // = 1 GiB | 22 const size_t kV8MaxWasmModuleSize = 1024 * 1024 * 1024; // = 1 GiB |
23 const size_t kV8MaxWasmFunctionSize = 128 * 1024; | 23 const size_t kV8MaxWasmFunctionSize = 128 * 1024; |
24 const size_t kV8MaxWasmFunctionLocals = 50000; | 24 const size_t kV8MaxWasmFunctionLocals = 50000; |
25 const size_t kV8MaxWasmFunctionParams = 1000; | 25 const size_t kV8MaxWasmFunctionParams = 1000; |
26 const size_t kV8MaxWasmFunctionMultiReturns = 1000; | 26 const size_t kV8MaxWasmFunctionMultiReturns = 1000; |
27 const size_t kV8MaxWasmFunctionReturns = 1; | 27 const size_t kV8MaxWasmFunctionReturns = 1; |
28 const size_t kV8MaxWasmTableSize = 16 * 1024 * 1024; | 28 const size_t kV8MaxWasmTableSize = 10000000; |
| 29 const size_t kV8MaxWasmTableEntries = 10000000; |
29 const size_t kV8MaxWasmTables = 1; | 30 const size_t kV8MaxWasmTables = 1; |
30 const size_t kV8MaxWasmMemories = 1; | 31 const size_t kV8MaxWasmMemories = 1; |
31 | 32 |
32 const size_t kSpecMaxWasmMemoryPages = 65536; | 33 const size_t kSpecMaxWasmMemoryPages = 65536; |
33 | 34 |
34 const uint64_t kWasmMaxHeapOffset = | 35 const uint64_t kWasmMaxHeapOffset = |
35 static_cast<uint64_t>( | 36 static_cast<uint64_t>( |
36 std::numeric_limits<uint32_t>::max()) // maximum base value | 37 std::numeric_limits<uint32_t>::max()) // maximum base value |
37 + std::numeric_limits<uint32_t>::max(); // maximum index value | 38 + std::numeric_limits<uint32_t>::max(); // maximum index value |
38 | 39 |
39 } // namespace wasm | 40 } // namespace wasm |
40 } // namespace internal | 41 } // namespace internal |
41 } // namespace v8 | 42 } // namespace v8 |
42 | 43 |
43 #endif // V8_WASM_WASM_LIMITS_H_ | 44 #endif // V8_WASM_WASM_LIMITS_H_ |
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