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Revision history for SPIRV-Tools
v2023.6 2023-12-18
- General
- update_build_version.py produce deterministic header. (#5426)
- Support missing git in update_build_version.py (#5473)
- Optimizer
- Add ComputeDerivativeGroup*NV capabilities to trim capabilities pass. (#5430)
- Do not crash when tryingto fold unsupported spec constant (#5496)
- instrument: Fix handling of gl_InvocationID (#5493)
- Fix nullptr argument in MarkInsertChain (#5465)
- opt: support 64-bit OpAccessChain index in FixStorageClass (#5446)
- opt: add StorageImageReadWithoutFormat to cap trim (#5475)
- opt: add PhysicalStorageBufferAddresses to trim (#5476)
- Fix array size calculation (#5463
- Validator
- spirv-val: Loosen restriction on base type of DebugTypePointer and DebugTypeQualifier (#5479)
- spirv-val: Add WorkgroupMemoryExplicitLayoutKHR check for Block (#5461)
v2023.5 2023-10-15
- General
- Support 2 Intel extensions (#5357)
- SPV_QCOM_image_processing support (#5223)
- Optimizer
- opt: fix StorageInputOutput16 trimming. (#5359)
- opt: add StoragePushConstant16 to trim pass (#5366)
- opt: enable StorageUniform16 (#5371)
- opt: add bitmask support for capability trimming (#5372)
- opt: Add SwitchDescriptorSetPass (#5375)
- opt: add FragmentShader*InterlockEXT to capability trim pass (#5390)
- opt: add Int64 capability to trim pass (#5398)
- opt: add Float64 capability to trim pass (#5428)
- opt: add raytracing/rayquery to trim pass (#5397)
- opt: add ImageMSArray capability to trim pass. (#5395)
- Add SPV_KHR_physical_storage_buffer to allowlists (#5402)
- Add SPV_EXT_fragment_shader_interlock to allow lists (#5393)
- Make sure that fragment shader interlock instructions are not removed by DCE (#5400)
- instrument: Use Import linkage for instrumentation functions (#5355)
- Add a new legalization pass to dedupe invocation interlock instructions (#5409)
- instrument: Ensure linking works even of nothing is changed (#5419)
- Validator
- Move token version/cap/ext checks from parsing to validation (#5370)
- val: re-add ImageMSArray validation (#5394)
- Linker
- linker: Add --use-highest-version option
v2023.4 2023-07-17
- General
- Set cmake_policy CMP0128 (#5341)
- Add python3 requirement for the script (#5326)
- Add support for LiteralFloat type (#5323)
- SPV_KHR_cooperative_matrix (#5286)
- Allow OpTypeBool in UniformConstant (#5237)
- Allow physical storage buffer pointer in IO (#5251)
- Remove const zero image operands (#5232)
- Optimizer
- Enable vector constant folding (#4913) (#5272)
- Fold negation of integer vectors (#5269)
- Add folding rule for OpTranspose (#5241)
- Add SPV_NV_bindless_texture to spirv optimizations (#5231)
- Fix incorrect half float conversion (#5349)
- Add SPV_EXT_shader_atomic_float_add to allow lists (#5348)
- Instrument
- instrument: Cast gl_VertexIndex and InstanceIndex to uint (#5319)
- instrument: Fix buffer address length calculations (#5257)
- instrument: Reduce number of inst_bindless_stream_write_6 calls (#5327)
- Validator
- Validate GroupNonUniform instructions (#5296)
- spirv-val: Label SPV_KHR_cooperative_matrix VUID (#5301)
- Validate layouts for PhysicalStorageBuffer pointers (#5291)
- spirv-val: Remove VUID from 1.3.251 spec (#5244)
- Diff
- spirv-diff: Update test expectations (#5264)
- spirv-diff: Leave undefined ids unpaired. (#5262)
- spirv-diff: Properly match SPV_KHR_ray_query types. (#5259)
- diff: Don't give up entry point matching too early. (#5224)
v2023.3 2023-05-15
- General
- Update spirv_headers to include SPV_KHR_ray_tracing_position_fetch (#5205)
- spirv-tools: Add support for QNX (#5211)
- build: set std=c++17 for BUILD.gn (#5162)
- Optimizer
- Run ADCE when the printf extension is used. (#5215)
- Don't convert struct members to half (#5201)
- Apply scalar replacement on vars with Pointer decorations (#5208)
- opt: Fix null deref in OpMatrixTimesVector and OpVectorTimesMatrix (#5199)
- instrument: Add set and binding to bindless error records (#5204)
- instrument: Change descriptor state storage format (#5178)
- Fix LICMPass (#5087)
- Add Vulkan memory model to allow lists (#5173)
- Do not remove control barrier after spv1.3 (#5174)
- Validator
- spirv-val: Label Interface Location/Component VUIDs (#5221)
- Add support for SPV_EXT_shader_tile_image (#5188)
- Fix vector OpConstantComposite type validation (#5191)
- spirv-val: Label new Vulkan VUID 07951 (#5154)
- Fuzz
- Do not define GOOGLE_PROTOBUF_INTERNAL_DONATE_STEAL_INLINE if it is already defined. (#5200)
v2023.2 2023-03-10
- General
- build: move from c++11 to c++17 (#4983)
- tools: refactorize tools flags parsing. (#5111)
- Add C interface for Optimizer (#5030)
- libspirv.cpp: adds c++ api for spvBinaryParse (#5109)
- build: change the way we set cxx version for bazel. (#5114)
- Optimizer
- Fix null pointer in FoldInsertWithConstants. (#5093)
- Fix removal of dependent non-semantic instructions (#5122)
- Remove duplicate lists of constant and type opcodes (#5106)
- opt: fix spirv ABI on Linux again. (#5113)
- Validator
- Validate decoration of structs with RuntimeArray (#5094)
- Validate operand type before operating on it (#5092)
- spirv-val: Conditional Branch without an exit is invalid in loop header (#5069)
- spirv-val: Initial SPV_EXT_mesh_shader builtins (#5080)
v2023.1 2023-01-17
- General
- Renamed "master" to "main" (issue#5051)
- Validate version 5 of clspv reflection (#5050)
- Remove testing support for VS2015 (#5027)
- Fix undef behaviour in hex float parsing (#5025)
- Require C++11 *or later* (#5020)
- Instrument
- Instrument: Fix bindless checking for BufferDeviceAddress (#5049)
- Optimizer
- Optimize allocation of spvtools::opt::Instruction::operands_ (#5024)
- spirv-opt: Fix OpCompositeInsert with Null Constant (#5008)
- spirv-opt: Handle null CompositeInsert (#4998)
- Add option to ADCE to remove output variables from interface. (#4994)
- Add support for tesc, tese and geom to EliminateDead*Components (#4990)
- Add pass to eliminate dead output components (#4982)
- spirv-opt: Add const folding for CompositeInsert (#4943)
- Add passes to eliminate dead output stores (#4970)
- Prevent eliminating case constructs in block merging (#4976)
- Validator
- Fix layout validation (#5015)
- Fix use of invalid analysis (#5013)
- Fix infinite loop in validator (#5006)
- Add validation support for SPV_NV_shader_invocation_reorder. (#4979)
- Only validate full layout in Vulkan environments (#4972)
- spirv-val: Label new Vulkan OpPtrAccessChain VUs (#4975)
- spirv-val: Add OpPtrAccessChain Base checks (#4965)
v2022.4 2022-10-12
- General
- Support Narrow Types in BitCast Folding Rule (#4941)
- spirv-diff: Allow no SpecId (#4904)
- build: cmake: Add support for GNU/Hurd (#4895)
- Implement tool changes for SPV_EXT_mesh_shader. (#4915)
- Validator
- spirv-val: Add SPV_ARM_core_builtins validation (#4958)
- spirv-val: Add an option to use friendly names or not (#4951)
- spirv-val: Consistently quote ids in messages (#4950)
- spirv-val: Add initial SPV_EXT_mesh_shader validation (#4924)
- spirv-val: Make it legal to use arrays of ray queries (#4938)
- spirv-val: Better message for using OpTypeBool in input/output (#4901)
- spirv-val: Add SPV_KHR_ray_tracing storage class (#4868)
- Optimizer
- spirv-opt: Fix stacked CompositeExtract constant folds (#4932)
- Improve time to build dominators (#4916)
- Fix ADCE to mark scope and inlined_at of line instructions as live. (#4910)
- Improve algorithm to reorder blocks in a function (#4911)
- Add structs to eliminate dead input components (#4894)
- spirv-opt: fix copy-propagate-arrays index opti on structs. (#4891)
- Fix ADCE to not eliminate top level DebugInfo instructions (#4889)
- Fix array copy propagation (#4890)
v2022.3 2022-08-08
- General
- Add SPV_KHR_fragment_shader_barycentric support (#4805)
- Add support for SPV_KHR_subgroup_rotate (#4786)
- use exec_tools instead of tools for better RBE compatibility (#4837)
- Write binary files to stdout in binary on windows. (#4834)
- Allow spirv-opt print-all to show pretty IDs (#4888)
- Validator
- spirv-val: Add PerVertexKHR (#4807)
- spirv-opt : Add FixFuncCallArgumentsPass (#4775)
- spirv-val: Add CullMaskKHR support (#4792)
- Require ColMajor or RowMajor for matrices (#4878)
- spirv-val: Add SPV_KHR_ray_query (#4848)
- spirv-val: Add SPV_KHR_ray_tracing instructions (#4871)
- Implement SPV_NV_bindless_texture related changes (#4847)
- spirv-val: Add OpConvertUToAccelerationStructureKHR (#4838)
- spirv-val: Add support for SPV_AMD_shader_early_and_late_fragment_tests (#4812)
- Optimizer
- Fold multiply and subtraction into FMA with negation (#4808)
- Add more folding for composite instructions (#4802)
- spirv-opt: add pass for interface variable scalar replacement (#4779)
- Don't try to unroll loop with step count 0. (#4769)
- spirv-opt: SPV_NV_bindless_texture related changes (#4870)
- Linker
- linker: Recalculate interface variables (#4784)
v2022.2 2022-04-07
- General
- Add OpModuleProcessed to debug opcode (#4694)
- Optimizer
- Complete handling of RayQueryKHR type (#4690)
- Have scalar replacement use undef instead of null (#4691)
- Optimize Instruction::Instruction (#4705)
- Handle propagation of arrays with decorations (#4717)
- spirv-opt: Add OpExecutionModeId support (#4719)
- Optimize Type::HashValue (#4707)
- Optimize DefUseManager allocations (#4709)
- Add pass to remove DontInline function control (#4747)
- Better handling of 0xFFFFFFFF when folding vector shuffle (#4743)
- Reset the id bound on the module in compact ids (#4744)
- spirv-opt: (WIP) Eliminate Dead Input Component Pass (#4720)
- Support SPV_KHR_uniform_group_instructions (#4734)
- Handle shaders without execution model in spread-volatile-semantics (#4766)
- Validator
- Fix handling of Nontemporal image operand (#4692)
- [spirv-val] Allow 0 Component Count for DebugTypeArray for Shader (#4706)
- spirv-val: Validate DebugTypeMatrix (#4732)
- spirv-val: Label Vulkan VUID 04734 (#4739)
- spirv-val: Label VUID 06491 (#4745)
- spirv-val: Disallow array of push constants (#4742)
- spirv-val: Label Vulkan RuntimeArray VUID (#4749)
- spirv-val: Add Vulkan Image VUID 06214 (#4750)
- spirv-val: Add Vulkan Dref not allowed 3D dim VUID (#4751)
- spirv-val: Label and add test for PSB Aligned (#4756)
- spirv-val: Add Vulkan 32-bit bit op Base (#4758)
- spirv-val: Add more Vulkan VUID labels (#4764)
- Diff
- Introduce spirv-diff (#4611)
- Stabilize the output of spirv-diff (#4698)
- spirv-diff: Handle OpSpecConstant array sizes (#4700)
- spirv-diff: Match OpSpecConstantComposite correctly (#4704)
- spirv-diff: Use GetSingleWord*Operand (#4768)
- spirv-diff: Basic support for OpTypeForwardPointer (#4761)
- spirv-diff: Fix OpTypeFunction matching w.r.t operand count (#4771)
v2022.1 2022-01-26
- General
- Add SPIR-V 1.6 support to wasm build (#4674)
- Improvements to disassembly within PassManager (#4677)
- Basic support for SPIR-V 1.6 (#4663)
- reflect debug (#4662)
- Fix endianness of string literals (#4622)
- Optimizer
- spirv-opt: add pass to Spread Volatile semantics (#4667)
- Fix constant propagation and folding of FClamp instructions (#4651)
- Manually fold floating point division by zero (#4637)
- Allow ADCE to remove dead inputs (#4629)
- Linker
- Linker improvements (#4679)
* test/linker: Code factorisation and small tweaks
* linker: Do not fail when going over limits
- Validator
- val: interface struct with builtins must be Block (#4665)
- Fuzzer
- Avoid id bound errors during opt fuzzing (#4658)
- Avoid uninitialised read when parsing hex float (#4646)
v2021.4 2021-11-11
- General
- Add a WebAssembly build (#3752)
- Make cxx exceptions controllable (#4591)
- Validator
- Improve decoration validation (#4490)
- Optimizer
- Add spirv-opt pass to replace descriptor accesses based on variable indices (#4574)
- Do not fold snegate feeding sdiv (#4600)
- Handle overflowing id in merge return (#4606)
- Fuzzer
- Add libFuzzer target for spirv-fuzz (#4434)
- Linter
v2021.3 2021-08-24
- General
- Initial support for SPV_KHR_integer_dot_product (#4327)
- Add non-semantic vulkan extended instruction set (#4362)
- Add common enum for debug info instructions from either opencl or vulkan (#4377)
- Validator
- Add validation for SPV_EXT_shader_atomic_float16_add (#4325)
- Disallow loading a runtime-sized array (#4473)
- spirv-val: Validate vulkan debug info similarly to opencl debug info (#4466)
- Optimizer
- spirv-opt: support SPV_EXT_shader_image_int64 (#4379)
- spirv-opt: Add dataflow analysis framework (#4402)
- Add control dependence analysis to opt (#4380)
- Add spirv-opt convert-to-sampled-image pass (#4340)
- spirv-opt: Add handling of vulkan debug info to DebugInfoManager (#4423)
- Fuzz
- spirv-fuzz: support AtomicLoad (#4330)
- spirv-fuzz: Support AtomicStore (#4440)
- spirv-fuzz: TransformationWrapVectorSynonym that rewrites scalar operations using vectors (#4376)
- spirv-fuzz: Add minimal SPIR-V example to test shaders (#4415)
- spirv-fuzz: support building using gn (#4365)
- Linter
- Add new target for spirv-lint (#4446)
- spirv-lint: add basic CLI argument handling (#4478)
- Add divergence analysis to linter (#4465)
v2021.2 2021-06-18
- General
- Support SPV_KHR_subgroup_uniform_control_flow (#4318)
- Support Intel extensions for fixed point and hls-float (#4321)
- Fix crash when optimizing shaders with DebugPrintf (#4280)
- Validator
- Support Vulkan Storage Class for Execution Model (#4212)
- Optimizer
- Handle SPV_KHR_vulkan_memory_model in dead-code elimination (#4320)
- Support folding OpBitcast with numeric constants (#4247)
- Fuzz
- Add tests for MaybeGet* functions in fuzzerutil (#4284)
- Fix OutlineFunction in presence of unreachable blocks (#4308)
- Fix def-use update in PermutePhiOperands (#4309)
- Swap positions of two functions in a module (#4236)
v2021.1 2021-04-19
- General
- Support SPV_KHR_linkonce_odr, SPV_KHR_expect_assume (#4161)
- Fixes for the vscode language server extension (#4150)
- Validator
- Add validation for SPV_EXT_shader_atomic_float_min_max (#4105)
- Add Vulkan Execution Scope checks (#4183)
- Vulkan 64-bit OpAtomicStore check (#4163)
- Optimizer
- Add interpolate legalization pass (#4220)
- Fuzz
- Various performance optimizations
- Do not add too many dead blocks (#4217)
- Add WGSL compatibility flag to context (#4193)
- Add persistent state to the fuzzer (#4137)
v2020.7 2021-02-16
- General
- Support pending Intel extensions (#4116)
- Remove WebGPU support (#4108)
- Validator
- Vulkan image gather constant component (#4133)
- Add Vulkan PSB64 convert VUID (#4122)
- Validate SPV_KHR_workgroup_memory_explicit_layout (#4128)
- Validate VK_KHR_zero_initialize_workgroup_memory (#4124)
- Add Vulkan image gather offset VUID (#4118)
- Label Vulkan atomic semantics VUIDs (#4120)
- Label VUID 04662 (#4123)
- Label VUID 04683 (#4121)
- Add Vulkan EXT builtins (#4115)
- Validate Sampled=1 for Vulkan ImageQuerySizeLod, ImageQueryLevels, ImageQueryLod (#4103)
- Add Vulkan Memory Scope VUs (#4106)
- Add Vulkan Addressing Model check (#4107)
- Vulkan atomic storage class (#4079)
- Label standalone Vulkan VUID (#4091)
- Add Vulkan decroation VUID (#4090)
- Add Vulkan FP Mode VUID (#4088)
- Fix Vulkan image sampled check (#4085)
- Add Vulkan ForwardPointer VUID (#4089)
- Add Vulkan ImageTexelPointer format check (#4087)
- Add Vulkan Group Operation VUID (#4086)
- Add first StandAlone VUID 04633 (#4077)
- Add Subgroup VUIDs (#4074)
- validate return type of OpImageRead (#4072)
- tighter validation of multisampled images (#4059)
- validate OpTypeImage Sampled values for environemnts (#4064)
- validate StorageImageMultisampled capability (#4062)
- Add last TessLevelOuter and TessLevelInner VUID (#4055)
- Add last ClipDistance and CullDistance VUID (#4054)
- Add last ViewportIndex and Layer VUID (#4053)
- Add last Position VUID (#4052)
- Allow forward pointer to be used in types generally (#4044)
- Optimizer
- Mark module as modified if convert-to-half removes decorations (#4127)
- Fix binding number calculation in desc sroa (#4095)
- Run DCE when SPV_KHR_shader_clock is used (#4049)
- Debug Info
- Set correct scope and line info for DebugValue (#4125)
- Avoid integrity check failures caused by propagating line instructions (#4096)
- Linker
- Linker usability improvements (#4084)
- Instrumentation
- Generate differentiated error codes for buffer oob checking (#4097)
- Fuzz
- Fix OpPhi handling in DuplicateRegionWithSelection (#4065)
v2020.6 2020-12-07
- General
CMake: Add SPIRV_TOOLS_BUILD_STATIC flag (#3910)
- Disassembler
Add some context comments to disassembly. (#3847)
- Optimizer
- Take new (raytracing) termination instructions into account. (#4050)
- Do run DCE if SPV_KHR_ray_query is used. (#4047)
- Handle 8-bit index in elim dead member (#4043)
- Add texel buffer out-of-bounds checking instrumentation (#4038)
- Update MeshShadingNV dependencies (and land Ray tracing updates) (#4028)
- Fix buffer oob instrumentation for matrix refs (#4025)
- Fix SSA re-writing in the presence of variable pointers. (#4010)
- Add support to prevent functions from being inlined if they have
DontInline flag (#3858)
- Add SPV_EXT_shader_image_int64 (#3852)
- Support SPV_KHR_fragment_shading_rate (#3943)
- Fix use-after-move in val/validate.cpp (#3848)
- Debug Info
- properly preserve DebugValue indexes operand (#4022)
- Add DebugValue for invisible store in single_store_elim (#4002)
- Propagate OpLine to all applied instructions in spirv-opt (#3951)
- Add DebugValue for DebugDecl invisible to value assignment (#3973)
- Add DebugValue for function param regardless of scope (#3923)
- Debug info preservation in convert-local-access-chains pass (#3835)
- Debug info preservation in redundancy-elimination pass (#3839)
- Debug info preservation in if-conversion pass (#3861)
- Validator
- Add validation support for the ray tracing built-in variables (#4041)
- Use less stack space when validating Vulkan builtins (#4019)
- Fix SPV_KHR_fragment_shading_rate VUID label (#4014)
- Label Layer and ViewportIndex VUIDs (#4013)
- Allow the ViewportIndex and Layer built-ins on SPIR-V 1.5 (#3986)
- Fix validation of OpPhi instructions (#3919)
- Fuzz
- Fix facts arising from CompositeConstruct (#4034)
- Do not flatten conditionals that create synonyms (#4030)
- Add support for reining in rogue fuzzer passes (#3987)
- Fix assertion failure in FuzzerPassAddCompositeExtract (#3995)
- Fix invalid equation facts (#4009)
- Fix bugs in TransformationFlattenConditionalBranch (#4006)
- Fix bug related to transformation applicability (#3990)
- Add expand vector reduction transformation (#3869)
- Add FuzzerPassAddCompositeExtract (#3904)
- Fix mismatch with shrinker step limit (#3985)
- Fix off-by-one error in replayer (#3982)
- Get order right for OpSelect arguments (#3974)
- Do not add synonym-creating loops in dead blocks (#3975)
- Skip OpTypeSampledImage when propagating up (#3976)
- Pass OpUndef in function call if needed (#3978)
- Fix off-by-one in TransformationCompositeConstruct (#3979)
- Tolerate absent ids in data synonym fact management (#3966)
- Fix to id availability (#3971)
- Fix operand types (#3962)
- Don't flatten conditional if condition is irrelevant (#3944)
- Do not produce OpPhis of type OpTypeSampledImage (#3964)
- Restrict fuzzer pass to reachable blocks (#3970)
- Handle more types when extending OpPhi instructions (#3969)
- Skip early terminator wrappers when merging returns (#3968)
- Avoid irrelevant constants in synonym-creating loops (#3967)
- Skip dead blocks in FuzzerPassAddOpPhiSynonyms (#3965)
- Avoid the type manager when looking for struct types (#3963)
- Fix to TransformationDuplicateRegionWithSelection (#3941)
- Skip OpFunction when replacing irrelevant ids (#3932)
- Use component-wise selectors when flattening conditional branches (#3921)
- Avoid void struct member when outlining functions (#3936)
- Do not allow Block-decorated structs when adding parameters (#3931)
- Fix to operand id type (#3937)
- Handle dead blocks in TransformationEquationInstruction (#3933)
- Do not allow sampled image load when flattening conditionals (#3930)
- Take care of OpPhi instructions when inlining (#3939)
- Fix to TransformationInlineFunction (#3913)
- Wrap early terminators before merging returns (#3925)
- Lower probability of adding bit instruction synonyms (#3917)
- Fix handling of OpPhi in FlattenConditionalBranch (#3916)
- Avoid creating blocks without parents (#3908)
- Do not allow creation of constants of block-decorated structs (#3903)
- Fixes related to irrelevant ids (#3901)
- Fix to transformation that adds a synonym via a loop (#3898)
- Fix to duplicate region with selection (#3896)
- Do not expose synonym facts for non-existent ids (#3891)
- Do not add synonyms involving irrelevant ids (#3890)
- Do not replace irrelevant ids that are not in blocks (#3892)
- Wrap OpKill and similar in function calls (#3884)
- Integrate spirv-reduce with shrinker (#3849)
- Report fresh ids in transformations (#3856)
- Support OpNot bit instruction case (#3841)
- Return IR and transformation context after replay (#3846)
v2020.5 2020-09-22
- General
- Enable building with BUILD_SHARED_LIBS=1 (#3490)
- Avoid using /MP4 for clang on windows. (#3662)
- Fix compiler error on macOS with XCode12. (#3836)
- Optimizer
- Preserve OpenCL.DebugInfo.100 through private-to-local pass (#3571)
- Preserve debug info in scalar replacement pass (#3461)
- Debug info preservation in loop-unroll pass (#3548)
- Preserve debug info in dead-insert-elim pass (#3652)
- Improve non-semantic instruction handling in the optimizer (#3693)
- Let ADCE pass check DebugScope (#3703)
- Add undef for inlined void function (#3720)
- Fix SSA-rewrite to remove DebugDeclare for variables without loads (#3719)
- Handle DebugScope in compact-ids pass (#3724)
- Add buffer oob check to bindless instrumentation (#3800)
- Validator
- Update OpenCL capabilities validation (#3149)
- Validator support for non-semantic clspv reflection (#3618)
- OpenCL.DebugInfo.100 DebugTypeArray with variable size (#3549)
- Only validation locations for appropriate execution models (#3656)
- Validate more OpenCL.DebugInfo.100 instructions (#3684)
- Allow DebugTypeTemplate for Type operand (#3702)
- spirv-val: Add Vulkan VUID labels to BuiltIn (#3756)
- Allow SPV_KHR_8bit_storage extension. (#3780)
- Validate SPIRV Version number when parsing binary header (#3834)
- Reduce
- Support reducing a specific function (#3774)
- Fuzz
- adds TransformationReplaceCopyObjectWithStoreLoad (#3567)
- adds TransformationReplaceCopyMemoryWithLoadStore (#3575)
- adds TransformationReplaceLoadStoreWithCopyMemory (#3586)
- Implement the OpOuterProduct linear algebra case (#3617)
- Pass to replace int operands with ints of opposite signedness (#3612)
- TransformationMoveInstructionDown (#3477)
- Add TransformationMakeVectorOperationDynamic (#3597)
- TransformationReplaceAddSubMulWithCarryingExtended (#3598)
- FuzzerPassPropagateInstructionsUp (#3478)
- add FuzzerPassAddCompositeInserts (#3606)
- Add inline function transformation (#3517)
- Transformation to replace the use of an irrelevant id (#3697)
- Add SPIRV_FUZZ_PROTOC_COMMAND (#3789)
- Add TransformationDuplicateRegionWithSelection (#3773)
- Transformation to flatten conditional branch (#3667)
- Handle OpPhis in TransformationInlineFunction (#3833)
- Create synonym of int constant using a loop (#3790)
- Support dead blocks in TransformationAddSynonym (#3832)
- Linker
v2020.4 2020-07-22
- General
- Changed variable names to be more descriptive (#3433)
- Add support to GPU-AV instrumentation for Task and Mesh shaders (#3512)
- Permit Simple and GLSL450 memory model in WEBGPU_0 (#3463)
- Support SPV_KHR_terminate_invocation (#3568)
- Optimizer
- Preserving debug information in optimizations
(#3389,#3420,#3425,#3356,#3459,#3444,#3492,#3451,#3497i,#3498,#3542)
- Eliminate branches with condition of OpConstantNull (#3438)
- Use structured order to unroll loops. (#3443)
- Updated desc_sroa to support flattening structures (#3448)
- Support OpCompositeExtract pattern in desc_sroa (#3456)
- Fix ADCE pass bug for mulitple entries (#3470)
- Sink pointer instructions in merge return (#3569)
- Validator
- Validate location assignments (#3308)
- Fix reachability in the validator (#3541)
- Reduce
- Fuzz
- Add support for OpSpecConstant* (#3373)
- Add replace linear algebra instruction transformation (#3402)
- Implement vector shuffle fuzzer pass (#3412)
- Swap operands in OpBranchConditional (#3423)
- Permute OpPhi instruction operands (#3421)
- Add FuzzerPassAddCopyMemoryInstructions (#3391)
- TransformationInvertComparisonOperator (#3475)
- Add variables with workgroup storage class (#3485)
- Add image sample unused components transformation (#3439)
- TransformationReplaceParameterWithGlobal (#3434)
- Support adding dead break from back-edge block (#3519)
- Fuzzer pass to interchange zero-like constants (#3524)
- Linker
v2020.3 2020-05-27
- General
- Prevent Effcee from installing things when building spirv-tools with testing enabled (#3256)
- Update acorn version (#3294)
- If SPIRV-Headers is in our tree, include it as subproject (#3299)
- allow cross compiling for Windows Store, UWP, etc. (#3330)
- Optimizer
- Remove deprecated interfaces from instrument passes (#3361)
- Preserve debug info in inline pass (#3349)
- Handle more cases in dead member elim (#3289)
- Preserve debug info in eliminate-dead-functions (#3251)
- Fix Struct CFG analysis for single block loop (#3293)
- Add tests for recently added command line option (#3297)
- Consider sampled images as read-only storage (#3295)
- Allow various validation options to be passed to spirv-opt (#3314)
- Add debug information analysis (#3305)
- Preserve debug info for wrap-opkill (#3331)
- refactor inlining pass (#3328)
- Add unrolling to performance passes (#3082)
- Validator
- Add validation support for ImageGatherBiasLodAMD (#3363)
- Validate ShaderCallKHR memory scope (#3332)
- Validate Buffer and BufferBlock apply only to struct types (#3259)
- Reduce
- increase default step limit (#3327)
- Remove unused uniforms and similar (#3321)
- Fuzz
- Add support for StorageBuffer (#3348)
- Add validator options (#3254)
- Limit adding of new variables to 'basic' types (#3257)
- Transformation to add OpConstantNull (#3273)
- Handling of more fuzzing opportunities (#3277, #3280, #3281, #3290, #3292)
- Respect rules for OpSampledImage (#3287)
- Do not outline regions that produce pointer outputs (#3291)
- Linker
v2020.2 2020-03-26
- General:
- Support extended instructions in the vscode language server
- Make spvOpcodeString part of the public API (#3174)
- Added guide to writing a spirv-fuzz fuzzer pass (#3190)
- Add support for KHR_ray_{query,tracing} extensions (#3235)
- Optimizer
- Debug Printf support (#3215)
- Add data structure for DebugScope, DebugDeclare in spirv-opt (#3183)
- Fix identification of Vulkan images and buffers (#3253)
- Validator
- Add support for SPV_AMD_shader_image_load_store_lod (#3186)
- Add validation rules for OpenCL.DebugInfo.100 extension (#3133)
- Adding WebGPU specific Workgroup scope rule (#3204)
- Disallow phis of images, samplers and sampled images (#3246)
- Reduce
- Fuzz
- Fuzzer passes to add local and global variables (#3175)
- Add fuzzer passes to add loads/stores (#3176)
- Fuzzer pass to add function calls (#3178)
- Fuzzer pass that adds access chains (#3182)
- Fuzzer pass to add equation instructions (#3202)
- Add swap commutable operands transformation (#3205)
- Add fuzzer pass to permute function parameters (#3212)
- Allow OpPhi operand to be replaced with a composite synonym (#3221)
- Linker
v2020.1 2020-02-03
- General:
- Add support for SPV_KHR_non_semantic_info (#3110)
- Support OpenCL.DebugInfo.100 extended instruction set (#3080)
- Added support for Vulkan 1.2
- Add API function to better handle getting the necessary environment (#3142)
- Clarify mapping of target env to SPIR-V version (#3150)
- Implement constant folding for many transcendentals (#3166)
- Optimizer
- Change default version for CreatInstBindlessCheckPass to 2 (#3096, #3119)
- Better handling of OpLine on merge blocks (#3130)
- Use placeholder switch instead of placeholder loop in MergeReturn pass. (#3151)
- Handle TimeAMD in AmdExtensionToKhrPass. (#3168)
- Validator
- Fix structured exit validation (#3141)
- Reduce
- Fuzz
- Fuzzer pass to merge blocks (#3097)
- Transformation to add a new function to a module (#3114)
- Add fuzzer pass to perform module donation (#3117)
- Fuzzer passes to create and branch to new dead blocks (#3135)
- Fuzzer pass to add composite types (#3171)
- Linker:
- Remove names and decorations of imported symbols (#3081)
v2019.5 2019-12-11
- General:
- Export SPIRV-Tools targets on installation
- SPIRV-Tools support for SPIR-V 1.5 (#2865)
- Add WebGPU SPIR-V Assembler in JavaScript. (#2876)
- Add Bazel build configuration. (#2891)
- Add support for building with emscripten (#2948)
- Update SPIR-V binary header test for SPIR-V 1.5 (#2967)
- Add fuzzer for spirv-as call path (#2976)
- Improved CMake install step. (#2963)
- Add fuzzer for spirv-dis call path (#2977)
- Ensure timestamp does not vary with timezone. (#2982)
- Add a vscode extension for SPIR-V disassembly files (#2987)
- Add iOS as a supported platform (#3001)
- utils/vscode: Add SPIR-V language server support
- Respect CMAKE_INSTALL_LIBDIR in installed CMake files (#3054)
- Permit the debug instructions in WebGPU SPIR-V (#3063)
- Add support for Fuchsia. (#3062)
- Optimizer
- Add descriptor array scalar replacement (#2742)
- Add pass to wrap OpKill in a function call (#2790)
- Fold FMix during constant folding. (#2818)
- Add pass to replace AMD shader ballot extension (#2811)
- Add pass to make Float32 operation relax precision (#2808)
- Add pass to make relax precision operation Float16 (#2808)
- Add pass to replace uses of 3 AMD extensions (#2814)
- Fold Min, Max, and Clamp instructions. (#2836)
- Better handling of OpKill in continues (#2842,#2922,#2933)
- Enable OpTypeCooperativeMatrix specialization (#2927)
- Support constant-folding UConvert and SConvert (#2960)
- Update Offset to ConstOffset bitmask if operand is constant. (#3024)
- Improve RegisterSizePasses (#3059)
- Folding: perform add and sub on mismatched integer types (#3084)
- Graphics robust access: use signed clamp (#3073)
Fixes:
- Instrument: Fix version 2 output record write for tess eval shaders. (#2782)
- Instrument: Add support for Buffer Device Address extension (#2792)
- Fix check for changed binary in API call. (#2798)
- For WebGPU<->Vulkan optimization, set correct execution environment (#2834)
- Handle OpConstantNull in copy-prop-arrays. (#2870)
- Use OpReturn* in wrap-opkill (#2886)
- Validator
- Add generic builtin validation of target (#2843)
- Extra resource interface validation (#2864)
- Adding valilidation checks for OpEntryPoint duplicate names and execution mode (#2862)
- Relaxed bitcast with pointers (#2878)
- Validate physical storage buffer restrictions (#2930)
- Add SPV_KHR_shader_clock validation (#2879, #3013)
- Validate that selections are structured (#2962)
- Disallow use of OpCompositeExtract/OpCompositeInsert with no indices (#2980)
- Check that derivatives operate on 32-bit values (#2983)
- Validate array stride does not cause overlap (#3028)
- Validate nested constructs (#3068)
Fixes:
- Fix validation of constant matrices (#2794)
- Update "remquor" validation
- Only allow previously declared forward refs in structs (#2920)
- Reduce
- Remove relaxed precision decorations (#2797)
- Reduce/fuzz: improve command line args (#2932)
- Improve remove unref instr pass (#2945)
Fixes:
- Fuzz
- Fix add-dead-break and add-dead-continue passes to respect dominance (#2838)
- Add fuzzer pass to copy objects (#2853)
- Add fuzzer pass to replace ids with synonyms (#2857)
- Allow validation during spirv-fuzz replay (#2873)
- Employ the "swarm testing" idea in spirv-fuzz (#2890)
- reduce/fuzz: improve command line args (#2932)
- option to convert shader into a form that renders red (#2934)
- Add fuzzer pass to change selection controls (#2944)
- add transformation and pass to construct composites (#2941)
- Add fuzzer pass to change loop controls (#2949)
- Add fuzzer pass to change function controls (#2951)
- Add fuzzer pass to add NoContraction decorations (#2950)
- Add missing functionality for matrix composites (#2974)
- Fuzzer pass to adjust memory access operands (#2968)
- Transformation to extract from a composite object (#2991)
- Vector shuffle transformation (#3015)
- Improve debugging facilities (#3074)
- Function outlining fuzzer pass (#3078)
v2019.4 2019-08-08
- General:
- Memory model support for SPIR-V 1.4
- Add new spirv-fuzz tool
- Add option for base branch in check_code_format.sh
- Removed MarkV and Stats code. (#2576)
- Instrument: Add version 2 of record formats (#2630)
- Linker: Better type comparison for OpTypeArray and OpTypeForwardPointer (#2580)
- Optimizer
- Bindless Validation: Instrument descriptor-based loads and stores (#2583)
- Better folding for OpSpecConstantOp (#2585, #2614)
- Add in individual flags for Vulkan <-> WebGPU passes (#2615)
- Handle nested breaks from switches. (#2624)
- Optimizer: Handle array type with OpSpecConstantOp length (#2652)
- Perform merge return with single return in loop. (#2714)
- Add --preserve-bindings and --preserve-spec-constants (#2693)
- Remove Common Uniform Elimination Pass (#2731)
- Allow ray tracing shaders in inst bindle check pass. (#2733)
- Add pass to inject code for robust-buffer-access semantics (#2771)
- Treat access chain indexes as signed in SROA (#2776)
- Handle RelaxedPrecision in SROA (#2788)
- Add descriptor array scalar replacement (#2742)
Fixes:
- Handle decorations better in some optimizations (#2716)
- Change the order branches are simplified in dead branch elim (#2728)
- Fix bug in merge return (#2734)
- SSA rewriter: Don't use trivial phis (#2757)
- Record correct dominators in merge return (#2760)
- Process OpDecorateId in ADCE (#2761)
- Fix check for unreachable blocks in merge-return (#2762)
- Handle out-of-bounds scalar replacements. (#2767)
- Don't move debug or decorations when folding (#2772)
- Protect against out-of-bounds references when folding OpCompositeExtract (#2774)
- Validator
- Validate loop merge (#2579)
- Validate construct exits (#2459)
- Validate OpenCL memory and addressing model environment rules (#2589)
- Validate OpenCL environment rules for OpTypeImage (#2606)
- Allow breaks to switch merge from nested construct (#2604)
- Validate OpenCL environment rules for OpImageWrite (#2619)
- Allow arrays of out per-primitive builtins for mesh shaders (#2617)
- Validate OpenCL rules for ImageRead and OpImageSampleExplicitLod (#2643)
- Add validation for SPV_EXT_fragment_shader_interlock (#2650)
- Add builtin validation for SPV_NV_shader_sm_builtins (#2656)
- Add validation for Subgroup builtins (#2637)
- Validate variable initializer type (#2668)
- Disallow stores to UBOs (#2651)A
- Validate Volatile memory semantics bit (#2672)
- Basic validation for Component decorations (#2679)
- Validate that in OpenGL env block variables have Binding (#2685)
- Validate usage of 8- and 16-bit types with only storage capabilities (#2704)
- Add validation for SPV_EXT_demote_to_helper_invocation (#2707)
- Extra small storage validation (#2732)
- For Vulkan, disallow structures containing opaque types (#2546)
- Validate storage class OpenCL environment rules for atomics (#2750)
- Update OpControlBarriers rules for WebGPU (#2769)
- Update OpMemoryBarriers rules for WebGPU (#2775)
- Update WebGPU validation rules of OpAtomic*s (#2777)
Fixes:
- Disallow merge targeting block with OpLoopMerge (#2610)
- Update vloadn and vstoren validation to match the OpenCL Extended
Instruction Set Specification (#2599)
- Update memory scope rules for WebGPU (#2725)
- Allow LOD ops in compute shaders with derivative group execution modes (#2752)
- Reduce
Fixes:
v2019.3 2019-05-14
- General:
- Require Python 3 since Python 2 will out of service soon.
- Add a continuous test that does memory checks using the address sanitizer.
- Fix the build files so the SPIRV_USE_SANITIZER=address build works.
- Packaging top of tree build artifacts again.
- Added support for SPIR-V 1.4. (#2550)
- Optimizer
- Remove duplicates from list of interface IDs in OpEntryPoint instruction (#2449)
- Bindless Validation: Descriptor Initialization Check (#2419)
- Add option to validate after each pass (#2462)
- Add legalization pass to fix mismatched pointer (#2430, #2535)
- Add error messages when the input contains unknown instructions. (#2487)
- Add pass to convert from WebGPU Spir-V to Vulkan Spir-V and back. (#2495)
Fixes:
- #2412: Dead memeber elimination should not change input and output variables.
- #2405: Fix OpDot folding of half float vectors.
- #2391: Dead branch elim should not fold away back edges.
- #2441: Removing decorations when doing constant propagation.
- #2455: Maintain inst to block mapping in merge return.
- #2453: Fix merge return in the face of breaks.
- #2456: Handle dead infinite loops in DCE.
- #2458: Handle variable pointer in some optimizations.
- #2452: Fix dead branch elimination to handle unreachable blocks better.
- #2528: Fix undefined bit shift in sroa.
- #2539: Change implementation of post order CFG traversal.
- Validator
- Add validation of storage classes for WebGPU (#2446)
- Add validation for ExecutionMode in WebGPU (#2443)
- Implement WebGPU specific CFG validation (#2386)
- Allow NonWritable to target struct members. (#2420)
- Allow storage type mismatch for parameter in relaxed addressing mode.
- Allow non memory objects as parameter in relaxed addressing mode.
- Disallow nested Blocks and buffer blocks (#2410).
- Add validation for SPV_NV_cooperative_matrix (#2404)
- Add --strip-atomic-counter-memory (#2413)
- Check OpSampledImage is only passed into valid instructions (#2467)
- Handle function decls in Structured CFG analysis (#2474)
- Validate that OpUnreacahble is not statically reachable (#2473)
- Add pass to generate needed initializers for WebGPU (#2481)
- Allow images without format for OpenCL. (#2470)
- Remove unreachable block validation (#2525)
- Reduce runtime of array layout checks (#2534)
- Add validation specific to OpExecutionModeId (#2536)
- Validate sign of int types. (#2549)
- VK_KHR_uniform_buffer_standard_layout validation (#2562)
Fixes:
- #2439: Add missing DepthGreater case to Fragment only check.
- #2168: Disallow BufferBlock on StorageBuffer variables for Vulkan.
- #2408: Restrict and Aliased decorations cannot be applied to the same id.
- #2447: Improve function call parameter check.
- Reduce
- Add Pass to remove unreferenced blocks. (#2398)
- Allows passing options to the validator. (#2401)
- Improve reducer algorithm and other changes (#2472)
- Add Pass to remove selections (#2485)
- Add passes to simplify branches (#2507)
Fixes:
- #2478: fix loop to selection pass for loops with combined header/continue block
v2019.2 2019-02-20
- General:
- Support SPV_EXT_physical_storage_buffer
- A number of memory leak have been fixed.
- Removed use of deprecated Google test macro:
- Changed the BUILD.gn to only build tests in Chromium.
- Optimizer
- Upgrade memory model improvments for modf and frexp.
- Add a new pass to move loads closer to their uses: code sinking.
- Invalidating the type manager now invalidates the constnat manager.
- Expand instrumentation pass for bindless bounds checking to runtime-sized descriptor arrays.
- Add a new pass that removes members from structs that are not used: dead member elimination.
Fixes:
- #2292: Remove undefined behaviour when folding bit shifts.
- #2294: Fixes for instrumentation code.
- #2293: Fix overflow when folding -INT_MIN.
- #2374: Don't merge unreachable blocks when merging blocks.
- Validator
- Support SPV_KHR_no_integer_wrap and related decorations.
- Validate Vulkan rules for OpTypeRuntimeArray.
- Validate NonWritable decoration.
- Many WebGPU specific validation rules were added.
- Validate variable pointer related function call rules.
- Better error messages.
Fixes:
- #2307: Check forwards references in OpTypeArray.
- #2315, #2303: Fixed the layout check for relaxed layout.
- #1628: Emit an error when an OpSwitch target is not an OpLabel.
- Reduce
- Added more documentation for spirv-reduce.
- Add ability to remove OpPhi instructions.
- Add ability to merge two basic blocks.
- Add ability to remove unused functions and unused basic blocks.
Fixes:
v2019.1 2019-01-07
- General:
- Created a new tool called spirv-reduce.
- Add cmake option to turn off SPIRV_TIMER_ENABLED (#2103)
- New optimization pass to update the memory model from GLSL450 to VulkanKHR.
- Recognize OpTypeAccelerationStructureNV as a type instruction and ray tracing storage classes.
- Fix GCC8 build.
- Add --target-env flag to spirv-opt.
- Add --webgpu-mode flag to run optimizations for webgpu.
- The output disassembled line number stead of byte offset in validation errors. (#2091)
- Optimizer
- Added the instrumentation passes for bindless validation.
- Added passes to help preserve OpLine information (#2027)
- Add basic support for EXT_fragment_invocation_density (#2100)
- Fix invalid OpPhi generated by merge-return. (#2172)
- Constant and type manager have been turned into analysies. (#2251)
Fixes:
- #2018: Don't inline functions with a return in a structured CFG contstruct.
- #2047: Fix bug in folding when volatile stores are present.
- #2053: Fix check for when folding floating pointer values is allowed.
- #2130: Don't inline recursive functions.
- #2202: Handle multiple edges between two basic blocks in SSA-rewriter.
- #2205: Don't unswitch a latch condition during loop unswitch.
- #2245: Don't fold branch in loop unswitch. Run dead branch elimination to fold them.
- #2204: Fix eliminate common uniform to place OpPhi instructions correctly.
- #2247: Fix type mismatches caused by scalar replacement.
- #2248: Fix missing OpPhi after merge return.
- #2211: After merge return, fix invalid continue target.
- #2210: Fix loop invariant code motion to not place code between merge instruction and branch.
- #2258: Handle CompositeInsert with no indices in VDCE.
- #2261: Have replace load size handle extact with no index.
- Validator
- Changed the naming convention of outputing ids with names in diagnostic messages.
- Added validation rules for UniformConstant variables in Vulkan.
- #1949: Validate uniform variable type in Vulkan
- Ensure for OpVariable that result type and storage class operand agree (#2052)
- Validator: Support VK_EXT_scalar_block_layout
- Added Vulkan memory model semantics validation
- Added validation checkes spefic to WebGPU environment.
- Add support for VK_EXT_Transform_feedback capabilities (#2088)
- Add validation for OpArrayLength. (#2117)
- Ensure that function parameter's type is not void (#2118)
- Validate pointer variables (#2111)
- Add check for QueueFamilyKHMR memory scope (#2144)
- Validate PushConstants annotation and type (#2140)
- Allow Float16/Int8 for Vulkan 1.0 (#2153)
- Check binding annotations in resource variables (#2151, #2167)
- Validate OpForwardPointer (#2156)
- Validate operation for OpSpecConstantOp (#2260)
Fixes:
- #2049: Allow InstanceId for NV ray tracing
- Reduce
- Initial commit wit a few passes to reduce test cases.
- Validation is run after each reduction step.
Fixes:
v2018.6 2018-11-07
- General:
- Added support for the Nvidia Turing and ray tracing extensions.
- Make C++11 the CXX standard in CMakeLists.txt.
- Enabled a parallel build for MSVC.
- Enable pre-compiled headers for MSVC.
- Added a code of conduct.
- EFFCEE and RE2 are now required when build the tests.
- Optimizer
- Unrolling loops marked for unrolling in the legalization passes.
- Improved the compile time of loop unrolling.
- Changee merge-return to create a placeholder loop around the function.
- Small improvement to merge-blocks to allow it to merge more often.
- Enforce an upper bound for the ids, and add option to set it.
- #1966: Report error if there are unreachable block before running merge return
Fixes:
- #1917: Allow 0 (meaning unlimited) as a parameter to --scalar-replacement
- #1915: Improve handling of group decorations.
- #1942: Fix incorrect uses of the constant manager. Avoids type mismatches in generated code.
- #1997: Fix dead branch elimination when there is a loop in folded selection.
- #1991: Fixes legality check in if-conversion.
- #1987: Add nullptr check to array copy propagation.
- #1984: Better handling of OpUnreachable in ADCE.
- #1983: Run merge return on reachable functions only.
- #1956: Handled atomic operations in ADCE.
- #1963: Fold integer divisions by 0 to 0.
- #2019: Handle MemberDecorateStringGOOGLE in ADCE and strip reflect.
- Validator
- Added validation for OpGroupNonUniformBallotBitCount.
- Added validation for the Vulkan memory model.
- Added support for VK_KHR_shader_atddomic_int64.
- Added validation for execution modes.
- Added validation for runtime array layouts.
- Added validation for 8-bit storage.
- Added validation of OpPhi instructions with pointer result type.
- Added checks for the Vulkan memory model.
- Validate MakeTexelAvailableKHR and MakeTexelVisibleKHR
- Allow atomic function pointer for OpenCL.
- FPRounding mode checks were implemented.
- Added validation for the id bound with an option to set the max id bound.
Fixes:
- #1882: Improve the validation of decorations to reduce memory usage.
- #1891: Fix an potential infinite loop in dead-branch-elimination.
- #1405: Validate the storage class of boolean objects.
- #1880: Identify arrays of type void as invalid.
- #487: Validate OpImageTexelPointer.
- #1922: Validate OpPhi instructions are at the start of a block correctly.
- #1923: Validate function scope variable are at the start of the entry block.
v2018.5 2018-09-07
- General:
- Support SPV_KHR_vulkan_memory_model
- Update Dim capabilities, to match SPIR-V 1.3 Rev 4
- Automated build bots no run tests for the VS2013 case
- Support Chromium GN build