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2023-04-12Combine lookupWitness lowering with specialization. (#2794)Yong He
2023-04-12Artifact Container (#2783)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * WIP simplifying artifact interface. * Use ContainedKind. * Remove LazyCastableList. Use ContainedKind for find. * Remove ICastableList. * Remove need for ICastableList. * Remove IArtifactContainer. * Small fixes. * Small improvements around Artifact. * Make explicit find is for *representations* that can cast. Fix bug in handling casting in lookup. * Made associated items artifacts too. * Small fixes. * Small improvements around writing a container. * WIP artifact container format. * Make the root a special case. * Special case if the artifact doesn't have children/associated.
2023-04-11Implement FileCheck tests for several test commands (#2747)Ellie Hermaszewska
* Add missing expected.txt for test * Diagnostics -> StdWriters in render test * Allow specifying several test prefixes to run `slang-test -- tests/foo tests/bar` * Squash warnings in some tests * Enable gfx debug layer in gfx test util Makes this issue present consistently: https://github.com/shader-slang/slang/issues/2766 * Allow DebugDevice to return interfaces instantiated by the debugged object * Check that we actaully have a shader cache for shader cache tests * Implement FileCheck tests for several test commands - SIMPLE, SIMPLE_EX - SIMPLE_LINE - REFLECTION, CPU_REFLECTION - CROSS_COMPILE It does not currently support the render tests or the COMPARE_COMPUTE commands It is invoked by adding `(filecheck=MY_FILECHECK_PREFIX)` to the test command, for example TEST:CROSS_COMPILE(filecheck=SPIRV): -target spirv-assembly * Move LLVM FileCheck interface to slang-llvm * Neaten slang-test tests * Refine handling of expected output in slang-test * Add example FileCheck buffer test * Add cuda-kernel-export tests Which were waiting on FileCheck * Bump vs project files * Make createLLVMFileCheck_V1 return a void* rather than specifically an IFileCheck * Remove use of CharSlice from filecheck interface * Bump slang-llvm version --------- Co-authored-by: jsmall-nvidia <jsmall@nvidia.com>
2023-04-11Artifact simplification (#2781)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * WIP simplifying artifact interface. * Use ContainedKind. * Remove LazyCastableList. Use ContainedKind for find. * Remove ICastableList. * Remove need for ICastableList. * Remove IArtifactContainer. * Small fixes. * Small improvements around Artifact. * Make explicit find is for *representations* that can cast. Fix bug in handling casting in lookup. * Made associated items artifacts too. * Small fixes. * Small improvements around writing a container.
2023-03-27Using SourceMap for location output (#2736)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * WIP using SourceMap with SourceManager. * Add a test to check obfuscation map is working. --------- Co-authored-by: Yong He <yonghe@outlook.com>
2023-03-27Use c++17 standard (#2686)Ellie Hermaszewska
* Use c++17 standard * regenerate VS projects * Switch to using std::invoke
2023-03-26Add PyTorch C++ binding generation. (#2734)Yong He
* Add PyTorch C++ binding generation. * fix --------- Co-authored-by: Yong He <yhe@nvidia.com>
2023-03-22Source map obfuscation (#2717)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * WIP source map. * Split out handling of RttiTypeFuncs to a map type. * Make RttiTypeFuncsMap hold default impls. * Slightly more sophisticated RttiTypeFuncsMap * Source map decoding. * Fix tabs. * Fix asserts due to negative values. * Use less obscure mechanisms in SourceMap. * Source map decoding. Simplifying SourceMap usage. * First attempt at ouputting a source map as part of emit. * Added support for -source-map option. SourceMap is added to the artifact. * Small improvements around column calculation in SourceWriter. * Source Loc obuscation WIP. * Fix some issues around SourceMap obfuscation. * Split out obfuscation into its own file. * Keep obfuscated SourceMap even through serialization bottleneck.
2023-03-21Add texture tri-linear autodiff example. (#2715)Yong He
* Add quad texture example. * delete output image * remove irrelavent files * update project files * fix * Update example. * Fix. * remove out-texture --------- Co-authored-by: Yong He <yhe@nvidia.com>
2023-03-16Preliminary SourceMap support (#2701)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * WIP source map. * Split out handling of RttiTypeFuncs to a map type. * Make RttiTypeFuncsMap hold default impls. * Slightly more sophisticated RttiTypeFuncsMap * Source map decoding. * Fix tabs. * Fix asserts due to negative values. * Use less obscure mechanisms in SourceMap.
2023-03-15AD: Primal-Hoisting Rework + Checkpoint Policy Framework (#2702)Sai Praveen Bangaru
2023-02-24More control flow simplifications. (#2673)Yong He
* More control flow and Phi param simplifications. * Fix. * Fix gcc error. * Fix. * More IR cleanup. * Fix bug in phi param dce + ifelse simplify. * Propagate and DCE side-effect-free functions. * Enhance CFG simplifcation to remove loops with no side effects. * Fix. * Fixes. * Fix tests. Add [__AlwaysFoldIntoUseSite] for rayPayloadLocation. * More cleanup. * Fixes. * Fix. --------- Co-authored-by: Yong He <yhe@nvidia.com>
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>
2023-02-07Arithmetic simplifications and more IR clean up logic. (#2632)Yong He
2023-02-03Use SPIR-V opcode names rather than numbers (#2571)Ellie Hermaszewska
* s/emititng blobal/emitting global * Use SPIR-V opcode names rather than numbers * regenerate Visual Studio project files * Use names for extended SPIR-V GLSL instructions * Add missing operand for SPIR-V extended instruction * Add warning aginst modifying generated hashing files * Squash warnings on MSVC
2023-02-01Support `out` parameters in backward differentiation. (#2619)Yong He
* Support `out` parameters in backward differentiation. * Fixes. * Fix cleanup. --------- Co-authored-by: Yong He <yhe@nvidia.com>
2023-01-30Overhauled reverse-mode control flow handling (#2608)Sai Praveen Bangaru
* Added switch-case support; fixed non-diff parameter transposition * Made region propagation much more robust. Partial loop unzip implementation * WIP: Added most loop handling code, and a test. Still untested * Added CFG Normalization pass + CFG Reversal Pass + Loop Unzipping + most loop transcription * Add single-iter-loop test. * proj files * removed comments * Update reverse-loop.slang * Removed out-of-date code * Disabled IR validation during constructSSA phase of normalizeCFG. constructSSA now reuses sharedBuilder * Moved normalizeCFG() call to prepareFuncForBackwardDiff()
2023-01-27Register allocation during phi elimination. (#2613)Yong He
* Register allocation during phi elimination. * Enhance the test case. * Cleanup line breaks in test case. * remove unncessary line break changes. * More cleanups. --------- Co-authored-by: Yong He <yhe@nvidia.com>
2023-01-27Add ASAN support + fixes (#2614)skallweitNV
* Add ASAN support to premake * Fix StringRepresentation when ASAN is enabled * Fix deep recursion in slang-generate * Fix hello-world example * Fix gpu-printing example * Linux fix * Try fixing linux * Add missing include
2023-01-24Reimplement address elimination. (#2605)Yong He
* Reimplement address elimination pass. * Fix error. * Update test references. Co-authored-by: Yong He <yhe@nvidia.com>
2023-01-23Full address insts elimination for backward autodiff. (#2604)Yong He
Co-authored-by: Yong He <yhe@nvidia.com>
2023-01-17First custom backward-derivative test case working. (#2598)Yong He
2023-01-11Make backward differentiation work with generics. (#2586)Yong He
* Make backward differentiation work with generics. * Fix. * Another fix. * More fix. Co-authored-by: Yong He <yhe@nvidia.com>
2022-12-21Further unify the autodiff passes. (#2574)Yong He
* Further unify the autodiff passes. * Fix clang compilation error. * Rename ForwardDerivativeTranscriber->ForwardDiffTranscriber. * Remove unused fields from Transcriber classes. * More small cleanups. * Cleanup. Co-authored-by: Yong He <yhe@nvidia.com>
2022-12-19Separate primal computations from unzipped function into an explicit ↵Yong He
function. (#2569) Co-authored-by: Yong He <yhe@nvidia.com>
2022-12-12Refactor shader cache (#2558)skallweitNV
* Fix a bug in Path::find * Fix code formatting * Fix LockFile and add LockFileGuard * Add PersistentCache and unit test * Replace file path dependency list with source file dependency list * Add note on ordering in Module/FileDependencyList * Remove old shader cache code * Refactor shader cache implementation * Temporarily skip unit tests reading/writing files * Fix warning * Reenable lock file test * Rename shader cache tests and disable crashing test * Testing * Stop using Path::getCanonical * Fix persistent cache lock and test * Fix threading issues * Move adding file dependency hashes to getEntryPointHash() * Fix handling of #include files * Allow specifying additional search paths for gfx testing device * Work on shader cache tests * Update project files * Revive shader cache graphics tests * Split graphics pipeline test * Fix compilation
2022-12-02Cleanup crypto utilities (#2549)skallweitNV
* Consolidate crypto functions into single module * Migrate rest of code to new crypto module * Fix name conflict
2022-12-01Enable multithread build in premake (#2545)jsmall-nvidia
2022-11-30Cleanup DigestBuilder and MD5HashGen (#2539)skallweitNV
* Cleanup DigestBuilder and MD5HashGen * Fix templates Co-authored-by: Yong He <yonghe@outlook.com>
2022-11-29Refactored reverse-mode implementation to use 4 separate passes. (#2531)Sai Praveen Bangaru
* Added partial implementation for reverse-mode * Fixing several compile and runtime errors. * Fixed several issues with reverse-mode passes. * Fixed more issues. Basic reverse-mode tests passing Co-authored-by: Edward Liu <shiqiu1105@gmail.com>
2022-11-28Add LockFile helper class (#2535)skallweitNV
* Add LockFile helper class
2022-11-22Refactor Auto-diff passes (#2526)Sai Praveen Bangaru
* Initial refactor * Refactor passes tests * Removed Differential Bottom references from the IR side
2022-11-18Data flow validation pass for diagnosing derivative loss. (#2523)Yong He
2022-11-16Mesh shader support (#2464)Ellie Hermaszewska
* Add gdb generated files to .gitignore * Switch to c++17 TODO: Ellie update coding style doc * WIP mesh shaders * Add MeshOutputType and mesh output decorations * Lift array type layout creation out of _createTypeLayout in preparation for sharing it elsewhere * Initial pass at GLSL legalization for mesh shaders * Create output types for builtin mesh outputs This should be rendered as an out paramter block * Handle writes to member fields in mesh shader output * Per primitive output from mesh shaders * Add mesh shader tests * Redeclare mesh output builtins * Remove unused instruction * Emit explicit mesh output max max size * Add unimplemented warning for array members in mesh output * Implement mesh output splitting for GLSL in terms of getSubscriptVal * Allow HLSL syntax for mesh output modifiers * Improve error messages for mesh output * Add test for HLSL style mesh output syntax * Emit explicit mesh output indices max size * HLSL generation support for mesh shaders * Better errors for mesh shader misuse * Neaten comments * Regenerate vs2019 project files * Fix build on vs2019 * Retreat on c++17 Will make the change in a separate PR * slang-glslang binary dep 11.10.0 -> 11.12.0-32 * Fixes for msvc compiler * Update msvc project
2022-11-01Make `DifferentialPair` able to nest. (#2477)Yong He
2022-10-29Shader cache bugfixes and test additions (#2467)lucy96chen
* Preliminary graphics shader test * Added test checking that a graphics shader is correctly split into two different entries * Removed testing only addition * Changed RequirementDictionary to an OrderedDictionary and added SerialTypeInfo for OrderedDictionary; Added entry point mangled name to the dependency hash * Added test covering failure case discovered as part of Falcor integration * Changed DifferentiableTypeSemanticContext::m_mapTypeToIDifferentiableWitness to an OrderedDictionary * Added serializedAST field to Module in order to save serialized ASTs to avoid reserialization as much as possible; Added classes field to Session in order to save the output of SerialClassesUtil::create to avoid recreating as much as possible * Changed AST hashing to hash the contents of a Module's file dependencies; Renamed all references to AST hashing to contents hashing * Further cleanup * Moved contents hash computation up to Linkage::loadModule and added field to Module to save the computed contents digest * Changed PreprocessorHandler::handleFileDependency to optionally take an ISlangBlob* containing file contents and changed FrontEndPreprocessorHandler::handleFileDependency to add the source code for an included file to the module's contents digest * Removed extraneous addToDigest call * Fixed accidental removal of source code hash for module being loaded
2022-10-26Legalize array return types. (#2463)Yong He
2022-10-19PersistentShaderCache integration (#2453)lucy96chen
* Shader cache index integrated into RendererBase; Added test for cache eviction policy (which currently does not pass) * Restructured main if block in getEntryPointCodeFromShaderCache; Post-rebase cleanup * undo local testing only change * Fixed issues causing shader cache tests to fail * Edited gfx.slang to reflect structural changes to IDevice::Desc and to include ShaderCacheDesc; Modified how the cache is reading in the file from disk; Added a check to the cache eviction policy test that checks for correct order of entries in the cache as well as eight total expected output files for D3D12 and Vulkan * Removed line in gfx-unit-test.cpp for local testing * Edited .gitignore to ignore all shaders automatically generated by the shader cache tests and removed the test shaders that were previously added; Review changes, most notably with an overhaul of how the cache eviction policy test handles checking order of entries * Ran premake; Removed local testing specific line (again) * Removed expected comparison files from earlier commit; Ran premake * Edited premake5.lua to also ignore the auto-generated shader files from specific shader cache tests * Fixed weird indent in premake5.lua
2022-10-17Shader cache index implementation (#2452)lucy96chen
2022-10-13Shader cache index header (#2448)lucy96chen
* checkpoint * Added shaderCachePath field to IDevice desc in gfx.slang, gfx-smoke.slang should be functional * ran premake * Revert erroneous commits from rebasing * Added ShaderCacheIndex class header with design details * Header edits * more header edits * Post-rebase premake.bat run to fix solution weirdness; Initialize commitHash to nullptr and check that a commitHash is successfully returned
2022-10-12Shader caching (#2432)lucy96chen
* Changed all getEntryPointCode calls to use RendererBase::getEntryPointCodeFromShaderCache * Hashing hooked up, tests pass but need to add more to fully test functionality * checkpoint * Checkpoint: File system creation seems functional, saving is broken * checkpoint: Fixed filename generation from MD5 hash, shader blob might be going missing ahead of pipeline state creation * Fixed a lot of bugs related to hash code generation, shader cache is likely working but needs further testing * Added workaround for module loading by re-creating the test device, shader cache test functional * Vulkan shader caching bug fixed, checkpoint commit before more refinement * pre-ToT merge checkpoint * checkpoint commit, improving cache keys * Significantly expanded items included in the dependency hash for Module; Added dependency hash functions to SpecializedComponentType and RenamedEntryPointComponentType * Temporarily disable shader cache test * Mid cleanup changes, solution successfully builds * Added several helper update functions to slang-md5 to help simplify usage; Added a function under ISession to compute a hash for all linkage-related items; Function renames and cleaned up some comments * Ran premake.bat; Renamed getASTBasedHashCode to computeASTBasedHash * Added slang unit tests for Checksum and MD5; Extended gfx shader cache test to test with multiple shader files and one shader file with multiple entry points * Solution builds and shader cache tests pass, but at least a couple other tests now failing * ran premake.bat * More cleanup changes * Added shaderCachePath field to IDevice desc in gfx.slang, gfx-smoke.slang should be functional * ran premake * cleanup changes; Adding test printf to getEntryPointCodeFromShaderCache to see if output can be seen in CI * Removed debugging printfs; Added handling for getEntryPointCode() failing * Cleanup changes; Jonathan's fixes to SerialWriter to zero initialize otherwise uninitialized memory; Change to SwizzleExpr creation to zero initialize elementCount * Changed enable_if_t to enable_if * Fixed enable_if * Added test for import vs include and changes to included and imported files; Fixed build errors in CUDA; Renamed shader cache statistics fields * cleanup changes * Readd removed file * Restructured computeDependencyBasedHash calls, added computeDependencyBasedHashImpl to all classes dervied from ComponentType * Applied same restructuring to the AST hash functions * Cleanup changes; Moved HashBuilder out to slang-digest.h and added some helper functions to streamline the process of adding items to a hash * Cleanup; Fixed incorrect expected results for shader import and include test
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>
2022-10-03IMutableFileSystem::saveFileBlob (#2427)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Remove ref count for Entry in RiffFileSystem. Free up backing Entry types (to work around Dictionary not doing this). * Some small improvements to RiffFileSystem. * Add testing for file systems. * Split out MemoryFileSystem. * Add some documentation around different FileSystems. * Small tiry up - removing unused headers, fixing some comments. Use StringBlob::moveCreate where appropriate. * Small improvement to MemoryFileSystem. Improve documentation comments a little. * Added PathKind * * Make MemoryFileSystem not have implicit directories * Make RelativeFileSystem only allow access to files in file system (kind of like chroot) * Added Path::simplifyAbsolute * Special handling for root of MemoryFileSystem * Improvements around paths for different impls * More improvements around RelativeFileSystem. Special case root handling. * Test archive serialization. Move testinf from compression. Remove the implicit directory test -> doesn't work on all file systems. * Small optimization that removes need for check for a parent unless an item is being *created*. * Add implicit path testing. * Add support for saveFileBlob Add testing for saveFileBlob * Removed TemporaryFileSet Added PlatformUtil::outputDebugMessage * Some small improvements around RelativeFileSystem. * Split out ImplicitDirectoryCollector so can use without requiring compression systems. * Split out StringSliceIndexMap into own files.
2022-09-29Split out MemoryFileSystem (#2422)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Remove ref count for Entry in RiffFileSystem. Free up backing Entry types (to work around Dictionary not doing this). * Some small improvements to RiffFileSystem. * Add testing for file systems. * Split out MemoryFileSystem. * Add some documentation around different FileSystems. * Small tiry up - removing unused headers, fixing some comments. Use StringBlob::moveCreate where appropriate. * Small improvement to MemoryFileSystem. Improve documentation comments a little.
2022-09-29RIFF filesystem improvements (#2418)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Remove ref count for Entry in RiffFileSystem. Free up backing Entry types (to work around Dictionary not doing this). * Some small improvements to RiffFileSystem. * Add testing for file systems.
2022-09-28Fix release CI script. (#2421)Yong He
* Fix release CI script. * Fix vs Co-authored-by: Yong He <yhe@nvidia.com>
2022-09-28Fix build script for macos aarch64. (#2420)Yong He
* Fix build script for macos aarch64. * fix1 * Fix2. * update vs files Co-authored-by: Yong He <yhe@nvidia.com>
2022-09-28Make github CI build aarch64 binaries on release. (#2417)Yong He
2022-09-01Upgrade slang-llvm (#2390)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Use IDownstreamCompiler inteface directly with updated slang-llvm. * Small tidy around includes in slang-llvm-compiler.cpp
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