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2023-07-07Make DeclRefBase a Val, and DeclRef<T> a helper class. (#2967)Yong He
* Make DeclRefBase a Val, and DeclRef<T> a helper class. * Fixes. * Workaround gcc parser issue. * Revert NodeOperand change. * Fix. * Fix clang incomplete class complains. * Fix code review. * Small cleanups and improvements. --------- Co-authored-by: Yong He <yhe@nvidia.com>
2023-07-06Fix erroneous error claiming variable is being used before its declaration ↵Ellie Hermaszewska
(#2958) * Simplify type of diagnoseImpl * Show source line for Note diagnostics, opting out of this where appropriate * Make declared after use diagnostic clearer * Fix erroneous error claiming variable is being used before its declaration Closes https://github.com/shader-slang/slang/issues/2936 * Fix build on msvc --------- Co-authored-by: jsmall-nvidia <jsmall@nvidia.com>
2023-07-05Squash some warnings (#2956)Ellie Hermaszewska
* restrict -Wno-assume to clang (gcc does not have this warning) * Add move where possible Annoyingly this warns for c++17, but will not be necessary with c++20 * Do not partially initialize struct * Remove unused variable * Silence unused var warning It is actually still referenced from an uninstantiated (for now) template * Use unused var --------- Co-authored-by: jsmall-nvidia <jsmall@nvidia.com>
2023-06-27Support for infinite literal of from 34.2432#INF (#2944)jsmall-nvidia
2023-05-22Source embedding for output (#2889)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Fix typo. * Add options for source embedding. * Small improvements. * Working with tests. * Add check for supported language types for embedding. * Try and remove assume warning. * Fix warning on MacOSX. * Some extra checking around Style::Text. * Some small improvements to docs/handling for headers extensions. * Fix md issue. * Small fixes around zeroing partial last element. * Another small fix.... * Small improvement in hex conversion. * Add an assert for unsignedness.
2023-05-03HLSL->Vulkan binding support (#2865)jsmall-nvidia
* WIP around VK shift binding. * Refactor around options parsing. * Remove needless passing around of sink. * Some more tidying around OptionsParser. * Handle vulkan shift parsing. * Fix small issue around vk binding and "all". * Fixing some small issues. Missing break. * Split out VulkanLayoutOptions * WIP binding taking into account HLSL->Vulkan options. * First attempt at making binding work with HLSLVulkanOptions. * VulkanLayoutOptions -> HLSLToVulkanLayoutOptions * WIP with HLSL-Vulkan binding. * Some more testing around vk-shift. * Improvements around global binding. More tests. * Improve test coverage. Improve checking for requirements around default space. * Update command line options. * Small fixes. * Small fix in options reporting. * Fix warning issue. * Some fixes for isDefault for HLSLToVulkanLayoutOptions. * Update hlsl-to-vulkan-shift output. The difference was due to default handling if shift isn't specified, and not being specified was not correctly tracked.
2023-04-29vkd3d and dxvk integration (#2823)Ellie Hermaszewska
* Add d3d sources for linux builds * Return NOT_IMPLEMENTED for shared handle support on Linux * Enable DirectX api on Linux * Do not report DX11 support without FXC * Initial version of SynchAPI emulation * Neaten dx library name handling * Neaten and use posix-synchapi * Add premake option for DirectX on Vulkan * s/SLANG_ENABLE_VKD3D_PROTON/SLANG_ENABLE_VKD3D * Skip failing tests on vkd3d * Regenerate vs projects * Silence unused var warning
2023-04-29Minor tidyings around d3d usage (#2854)Ellie Hermaszewska
* Remove unused COM annotation * Move SLANG_ENABLE_DXBC_SUPPORT to slang.h * Add DX11 simple compute test * Remove unnecessary COM parameter annotation * Run compute smoke test for DX12 * Ignore d3d11 tests when we do not have fxc * Do not try to find NVAPI on Linux * Add some logs to .gitignore * Minor cleanups in d3d12 headers * Fix tautological comparison (due to integer overflow) * Limit OutputDebugStringA to Windows
2023-04-27Embed stdlib documentation to AST. (#2851)Yong He
* Embed stdlib documentation to AST. * Extract documentation for attributes. --------- Co-authored-by: Yong He <yhe@nvidia.com>
2023-04-26Fix most of the disabled warnings on gcc/clang (#2839)Ellie Hermaszewska
2023-04-25StringBuilder to lowerCamel (#2840)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. * Small tidy on String. * Append -> append * ToString -> toString ProduceString -> produceString * Small fixes. * StringToXXX -> stringToXXX * Fix typo introduced by Append -> append. * Made intToAscii do reversal at the end. --------- Co-authored-by: Yong He <yonghe@outlook.com>
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.
2023-04-24Fix issue with Obfuscated hash (#2834)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Remove legacy container writing. Test using module without source map. * Change hashing for obfuscated source map such that takes into account different line endings.
2023-04-20Improve SourceMap coverage/testing (#2818)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * WIP around more value like behavior for SourceMap/StringPool. * Use default impls on SourceMap ctor/assignment. * Handle comparison of SourceMaps. Some small fixes. Expand unit tests.
2023-04-20Improvements outputting containers (#2815)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Moved JSON source map writing logic to JSONSourceMapUtil. * Use ArtifactHandler to read/write SourceMaps. Use ObjectCastableAdapter to hold SourceMap Only serialize SourceMap <-> JSON on demand. * Make some types swappable. * BoxValue impl. * Added asBoxValue. * Remove const get funcs. * Fix typo in asBoxValue. * Fix another typo in asBoxValue. * Slightly simplify conversion to blob of SourceMap. * WIP Api improvements around sourcemap/artifact/line-directive. * Small fix for asBoxValue * WIP outputting container with multiple artifacts. * Added ArtifactContailerUtil::filter to produce an artifact hierarchy that only contains "signficant" and "blobable" artifacts. * Make emitting IR disjoint to using a container. Added -emit-ir option. Simplfiy output. * Fix typo in options parsing. * Add a test that ouputs with an emit source map. * Enable emitting our SlangIR module if no targets are specified. * Fix issues constructing container. * Extra checks getting obfuscated source map from a translation unit. * Fix typo.
2023-04-19Make SourceMap a value type (#2812)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Moved JSON source map writing logic to JSONSourceMapUtil. * Use ArtifactHandler to read/write SourceMaps. Use ObjectCastableAdapter to hold SourceMap Only serialize SourceMap <-> JSON on demand. * Make some types swappable. * BoxValue impl. * Added asBoxValue. * Remove const get funcs. * Fix typo in asBoxValue. * Fix another typo in asBoxValue. * Slightly simplify conversion to blob of SourceMap. * Small fix for asBoxValue
2023-04-18On demand SourceMap JSON serialization (#2811)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Moved JSON source map writing logic to JSONSourceMapUtil. * Use ArtifactHandler to read/write SourceMaps. Use ObjectCastableAdapter to hold SourceMap Only serialize SourceMap <-> JSON on demand.
2023-04-17Round trip source map (#2810)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Make output of obfuscation locs work in a slang-module. * Tidy up detection for writing serialized source locs. * Support for .zip references. Handling of obfuscated source maps read from containers. A test to check obfuscated source map working on a module. * When using obfuscation, always obfuscate locs instead of stripping them. We keep a source map, so we can still produce reasonable errors. * Write out source locs if debug information is enabled. * Check output without sourcemap. * Small fixes. * Small improvements around hash calculation for source map name. * Disable test that fails on x86 gcc linux for now. * Fix issues around obfuscated source map using lines rather than columns. Fix some issues around encoding/decoding. * Make column calculation of source locs take into account utf8/tabs. Don't special case obfuscated source map for lookup for source loc. * Support following multiple source maps. * Small fixes/improvements around SourceMap lookup.
2023-04-14Some small fixes with Windows/DX usage (#2797)Ellie Hermaszewska
* Correct case of windows.h includes * Use Slang::SharedLibrary to load directx dlls * s/max/std::max/ * Factor common OS code in calcHasApi * Add DXIL test for compute/simple * s/false/FALSE for calls to WinAPI functions * Factor common OS code in gfxGetAdapters * 2 missing headers d3d12sdklayers for ID3DDebug climits for UINT_MAX * Define out unused function on Linux * Only try to load Vulkan and CUDA on Windows or Linux * simplify D3DUtil::getDxgiModule * Remove WIN32_LEAN_AND_MEAN &co from source files Add a global define * Set WIN32_LEAN_AND_MEAN &friends in headers Restore previous state also * regenerate vs projects
2023-04-14Enable SLANG_ENABLE_DXIL_SUPPORT on non-Windows platforms (#2750)Ellie Hermaszewska
* Enable SLANG_ENABLE_DXIL_SUPPORT on non-Windows platforms This currently grabs the DXC headers from the system, rather than from external/dxc We should make this consistent by either pulling in the Windows adapter from DXC into external/dxc or by making the Windows builds use <dxc/dxcapi.h> * Update dxcapi and add DXC's WinAdapter * Use our copy of dxcapi.h for non-windows DXC usage * Only set -fms-extensions where necessary * Work around dxc dlclose bug * Neaten and comment dxc-compiler.cpp
2023-04-14Set the executable bit on Executable artifact files (#2796)Ellie Hermaszewska
* Set the executable bit on Executable artifact files * Don't zero out other permission bits in makeExecutable
2023-04-12Reading artifact hierarchy from file system interface (#2787)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. * First pass handling of interpretting a file system into artifact hierarchy. * Explain the final structure. Make the file system available. * Remove addArtifact from IArtifact interface - means will be compatible with previous version. * Rename function to get compile result as a filesytem.
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.
2023-04-07Add SLANG_IID_PPV_ARGS (#2784)Ellie Hermaszewska
* Add SLANG_IID_PPV_ARGS To mirror IID_PPV_ARGS from the COM Coding Practices: https://learn.microsoft.com/en-us/windows/win32/LearnWin32/com-coding-practices#the-iid_ppv_args-macro * Make getTypeGuid constexpr --------- Co-authored-by: Yong He <yonghe@outlook.com>
2023-04-04Simplification around ArtifactRepresentation and unique identity (#2771)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * WIP in handling artifacts/SourceFiles. * Add getUniqueIdentity to IPathArtifactRepresentation * Simplification because around using the representation to provide the uniqueIdentity.
2023-04-02Squash some warnings (#2765)Ellie Hermaszewska
Co-authored-by: Yong He <yonghe@outlook.com>
2023-03-29Add missing initializer in json source map decoding (#2752)Ellie Hermaszewska
2023-03-27Upgrade `slang-llvm` (#2741)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Fix SlangCompileTarget to keep ordering. * Add test. Remove V2 version of interface to access IDownstreamCompiler Update to slang-llvm which has _chkstk support. * Update slang.h Co-authored-by: Ellie Hermaszewska <github@sub.monoid.al> --------- Co-authored-by: Yong He <yonghe@outlook.com> Co-authored-by: Ellie Hermaszewska <github@sub.monoid.al>
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>
2023-03-26Add PyTorch C++ binding generation. (#2734)Yong He
* Add PyTorch C++ binding generation. * fix --------- Co-authored-by: Yong He <yhe@nvidia.com>
2023-03-24Obfuscated source map writing (#2727)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * WIP produce obfuscated source map and write when container is specified. * Make the sourcemap generated name stable.
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.
2023-03-17Support for producing SourceMap on emit (#2707)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.
2023-03-16SourceMap encoding (#2706)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.
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.
2023-03-10Support for PDB output from DXC (#2693)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Add versioning to CompileOptions for DownstreamCompiler so we can add new options without breaking binary interface. * Add support for debug info format to API/command line processing. * Small simplification. * Add support for adding PDB output from a compilation. * Use builtin offset of directly. * Fix typo in debug.
2023-03-10Add struct version to DownstreamCompiler::CompileOptions interface (#2692)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Add versioning to CompileOptions for DownstreamCompiler so we can add new options without breaking binary interface. * Use builtin offset of directly.
2023-02-28Add `SourceBlobWithPathInfoArtifactRepresentation`. (#2682)Yong He
2022-12-02Cleanup crypto utilities (#2549)skallweitNV
* Consolidate crypto functions into single module * Migrate rest of code to new crypto module * Fix name conflict
2022-12-02Inline functions with string param/return for GPU targets (#2544)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * WIP inlining of functions that take or return string related types on GPU targets. * Small fixes. * Added a test. * Add checking for any getStringHash insts are valid. * Support getStringHash on CUDA. * Tweak diagnostic.
2022-11-16Clean up type checking of higher order expressions. (#2519)Yong He
* Clean up type checking of higher order expressions. * Replace `goto` with `break` to pacify clang. * Fix. * Fixes. * Fix more tests. * Fix lowerWitnessTable parameter error. * Exclude attributes from ast printing. Co-authored-by: Yong He <yhe@nvidia.com>
2022-11-10Improvements to NVRTC diagnostic parsing (#2504)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Float16 support for C++/CPU based targets with f16tof32 and f32tof16. * Small correction around INF/NAN handling for f32tof16 * Small improvement to f16tof32 * Disable CUDA test for now. * Improvements to NVRTC diagnostic parsing. Handle compilerSpecificArgs. Fix issue with terminating nul ending up in diagnostic string. * Improved NVRTC error parsing. f32tof16 and f16tof32 work in principal on CUDA. * Small update to test, although they remain disabled. * Work around SLANG_E_NOT_AVAILABLE being turned into ignored, when a legitimate error is found * A more tightly constrained fallback NVRTC diagnostic parsing. * Remove CharUtil, as not neeed. Co-authored-by: Yong He <yonghe@outlook.com>
2022-11-03Disable HLSL2021 by default (#2488)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Disable SER tests and enabling HLSL2021 by default.
2022-11-02Shader Execution Reordering (via NVAPI) (#2484)jsmall-nvidia
* #include an absolute path didn't work - because paths were taken to always be relative. * Preliminary SER NVAPI support. * Set the DXC compiler version. Fix typo in premake5.lua * Improve DXC version detection. Enable HLSL2021 on late enough version of DXC. * Fix typo. * Fix launch. * Test via DXIL output. * Update dxc-error output.
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
2022-10-13Add getVersionString() to IDownstreamCompiler (#2446)lucy96chen
* checkpoint * Added shaderCachePath field to IDevice desc in gfx.slang, gfx-smoke.slang should be functional * ran premake * Added getVersionString() to IDownstreamCompiler and implemented it in DownstreamCompilerBase, GlslangDownstreamCompiler, and DXCDownstreamCompiler * Added hashInto to Val and implemented for all subtypes which contain _getHashCodeOverride implementations; nothing hooked up to caching yet * Revert erroneous commits from rebasing * Re-ran premake.bat; changed hashInto implementations to _hashIntoOverride * downstream compiler getVersionString hooked up into shader cache * Rebuild CI, Win32 Release builds successfully locally * Rebuild CI, Win32 and x64 Release build successfully locally * Reverted Val::hashInto changes, deferred for later; modified init() for downstream compilers to fetch, hash, and save the hashes of their corresponding dlls (currently implemented for glslang and dxc), changed getVersionString() to directly return the saved hash for key computation * call site changes post-merge; fixing CI build failures * Removed remaining hashInto; Updated hashToString to produce string one byte at a time * Fixed expected output to match new hashToString output order * Missed string edit in hashing related unit tests * Updated dxcapi.h; Replaced getVersionString implementation in glslang with the shared library timestamp, dxc implementation queries for IDxcVersionInfo and IDxcVersionInfo2 then fetches and returns the relevant values * Fixing CI build failures * Changed RawBlob to StringBlob for strings * Modified getVersionString for dxc to always return either the version plus commit hash or shared library timestamp
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.