| // Copyright 2024 The Dawn & Tint Authors |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are met: |
| // |
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| // list of conditions and the following disclaimer. |
| // |
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| // this list of conditions and the following disclaimer in the documentation |
| // and/or other materials provided with the distribution. |
| // |
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| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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| |
| #ifndef SRC_TINT_UTILS_CONSTANTS_INTERNAL_LIMITS_H_ |
| #define SRC_TINT_UTILS_CONSTANTS_INTERNAL_LIMITS_H_ |
| |
| #include <cstddef> |
| #include <cstdint> |
| |
| // Contains constants for internal limits used within Tint. These limits are not specified in the |
| // WGSL spec, but are practical heuristics to limit certain operations that are known to cause |
| // memory or runtime issues, i.e. creation of arrays with 100k elements that cause IR binary |
| // decoding to take pathologically long times to run. |
| |
| namespace tint::internal_limits { |
| |
| // Limits the number of elements appearing in the constructor for an array |
| constexpr size_t kMaxArrayConstructorElements = 32767; |
| |
| // Limits the number of elements in an array type |
| constexpr int64_t kMaxArrayElementCount = 65536; |
| |
| } // namespace tint::internal_limits |
| |
| #endif // SRC_TINT_UTILS_CONSTANTS_INTERNAL_LIMITS_H_ |
