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path: root/source/slang/slang-ir-eliminate-multilevel-break.cpp
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2025-07-28Fix issue in multi-level break elimination by handling multi-level continue ↵Sai Praveen Bangaru
statements (#7953)
2025-07-01extend fiddle to allow custom lua splices in more places (#7559)Ellie Hermaszewska
* Add fkYAML submodule * Generate slang-ir-inst-defs.h from slang-ir-inst-defs.yaml * generate ir-inst-defs.h * neaten things * neaten inst def parser * add rapidyaml submodule * remove fkyaml * remove fkyaml submodule * remove use of ir-inst-defs.h * format and warnings * fix wasm build * tidy * remove rapidyaml * Extend fiddle to allow custom splices in more places * Use lua to describe ir insts * fix * neaten * neaten * neaten * spelling * neaten * comment comment out assert * merge
2025-01-20Fix def-use issue from multi-level break elimination (#6134)Sai Praveen Bangaru
2024-11-05Move switch statement bodies to their own lines (#5493)Ellie Hermaszewska
* Move switch statement bodies to their own lines * format --------- Co-authored-by: Yong He <yonghe@outlook.com>
2024-10-29formatEllie Hermaszewska
* format * Minor test fixes * enable checking cpp format in ci
2023-10-04SPIRV compiler performance fixes. (#3258)Yong He
* SPIRV compiler performance fixes. * Cleanup. * update project files * Cleanup debug code. * Make redundancy removal non-recursive. --------- Co-authored-by: Yong He <yhe@nvidia.com>
2023-08-25Fix various issues with trivial loops (#3149)Sai Praveen Bangaru
* Fix issue with trivial loop detection * Fix issue with unreachable blocks in break elimination Add logic to avoid eliminating loops with multi-level breaks. * Incorporate feedback - Use a boolean for multi-level break check - Use dominator trees for region check instead of exhaustive enumeration - Fix potential issue with enumerating parent break blocks. * fix
2023-08-16Simplify IfElse instructions with a single trivial block (#3114)Ellie Hermaszewska
2023-08-16Use ankerl/unordered_dense as a hashmap implementation (#3036)Ellie Hermaszewska
* Correct namespace for getClockFrequency * missing const * Add missing assignment operator * Remove unused variables * Return correct modified variable * Use stable hash code for file system identity * terse static_assert * Structured binding for map iteration * Make (==) and getHashCode const on many structs * Add ConstIterator for LinkedList * Replace uses of ItemProxy::getValue with Dictionary::at * Extract list of loads from gradientsMap before updating it * Const correctness in type layout * Add unordered_dense hashmap submodule * Use wyhash or getHashCode in slang-hash.h * refactor slang-hash.h * Use ankerl/unordered_dense as a hashmap implementation Notable changes: - The subscript operator returns a reference directly to the value, rather than a lazy ItemProxy (pair of dict pointer and key) slang-profile time (95% over 10 runs): - Before: 6.3913906 (±0.0746) - After: 5.9276123 (±0.0964) * 64 bit hash for strings So they have the same hash as char buffers with the same contents * Narrowing warnings for gcc to match msvc * revert back to c++17 * Correct c++ version for msvc * Use path to unordered_dense which keeps tests happy * Do not assign to and read from map in same expression * Remove redundant map operations in primal-hoist * Split out stable hash functions into slang-stable-hash.h * 64 bit hash by default * regenerate vs projects * Correct return type from HashSetBase::getCount() * correct width for call to Dictionary::reserve * Use stable hash for obfuscated module ids * Signed int for reserve * clearer variable naming * Parameterize Dictionary on hash and equality functors * Allow heterogenous lookup for Dictionary * missing const * Use set over operator[] in some places * Remove unused function * s/at/getValue
2023-08-14Fix issue with nested loop unrolling (#3100)Sai Praveen Bangaru
* Do not eliminate single-iter-loops that have inner loops using their break label. * Add test * Delete out-old.hlsl * Update slang-ir-autodiff-cfg-norm.cpp * Fix whitespace
2023-04-25Dictionary using lowerCamel (#2835)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * WIP lowerCamel Dictionary. * WIP more lowerCamel fixes for Dictionary. * Add/Remove/Clear * GetValue/Contains * Fix tabs in dictionary. Count -> getCount * Fix fields with caps. * Key -> key Value -> value Use m_ for members where appropriate. Use lowerCamel in linked list. * Some small fixes/improvements to Dictionary. * Kick CI.
2023-04-22Fix corner case with multi-level break elimination (#2828)Sai Praveen Bangaru
2023-02-27More fixes for reverse-mode on complicated loops (#2675)Sai Praveen Bangaru
* Multiple fixes to get various loop tests to pass. * Create reverse-nested-loop.slang * Fix for variables becoming inaccessible during cfg normalization * Removed comments and moved break-branch-normalization to eliminateMultiLevelBreaks * Fix. * Override liveness tests
2023-02-16Remove `SharedIRBuilder`. (#2657)Yong He
Co-authored-by: Yong He <yhe@nvidia.com>
2023-02-13Add Loop Unrolling Pass. (#2644)Yong He
Co-authored-by: Yong He <yhe@nvidia.com>
2023-02-06Fix crash when processing nested switch. (#2624)Yong He
* Fix crash when processing nested switch. * Clean up. --------- Co-authored-by: Yong He <yhe@nvidia.com>
2022-10-13Allow multi-level breaks to break out of `switch` statements. (#2451)Yong He
* Allow multi-level breaks to break out of `switch` statements. * Rename loop->region. * Add `[ForceInline]` attribute. Co-authored-by: Yong He <yhe@nvidia.com>
2022-10-10Support multi-level break + single-return conversion + general inline. (#2436)Yong He
* Support multi-level break. * Single return. * Add test for inlining `void` return-type functions. Co-authored-by: Yong He <yhe@nvidia.com>