Changes:
    82b378d67 spirv-opt: Add support to prevent functions from being inlined if they have DontInline flag (#3858)
    56d0f5035 Propagate OpLine to all applied instructions in spirv-opt (#3951)
    7403dfafd CMake: Add SPIRV_TOOLS_BUILD_STATIC flag (#3910)
    25ee27576 Avoid copying a ref in a loop (#4000)
    5edb328e8 spirv-val: Allow the ViewportIndex and Layer built-ins on SPIR-V 1.5 (#3986)
    cbd1fa6c4 Simplify logic to decide whether CCP modified the IR (#3997)
    df4198e50 Add DebugValue for DebugDecl invisible to value assignment (#3973)
    34ae8a475 Fix bounds check instrumentation to handle 16-bit values (#3983)
    abe2eff36 spirv-fuzz: Add expand vector reduction transformation (#3869)
    99ad4f1e2 spirv-fuzz: Don't replace irrelevant indices in OpAccessChain (#3988)
    895dafcc1 spirv-fuzz: Add FuzzerPassAddCompositeExtract (#3904)
    69f07da41 spirv-fuzz: Fix mismatch with shrinker step limit (#3985)
    9223493f4 spirv-fuzz: Fix off-by-one error in replayer (#3982)
    4f5423187 spirv-fuzz: Get order right for OpSelect arguments (#3974)
    88f7bcb6a spirv-fuzz: Do not add synonym-creating loops in dead blocks (#3975)
    64eaa9832 spirv-fuzz: Skip OpTypeSampledImage when propagating up (#3976)
    53f2a69c1 spirv-fuzz: Pass OpUndef in function call if needed (#3978)
    de2c0ba20 spirv-fuzz: Fix off-by-one in TransformationCompositeConstruct (#3979)
    dc4a18228 spirv-fuzz: Tolerate absent ids in data synonym fact management (#3966)
    8496780f5 spirv-fuzz: Fix to id availability (#3971)
    3b7aebca4 spirv-fuzz: Fix operand types (#3962)
    6fe34cdf1 Update SPIRV-Headers revision in DEPS file (#3961)
    a8d7062fe spirv-fuzz: Don't flatten conditional if condition is irrelevant (#3944)
    a3d5378df spirv-fuzz: Do not produce OpPhis of type OpTypeSampledImage (#3964)
    7edd0525b spirv-fuzz: Restrict fuzzer pass to reachable blocks (#3970)
    f03779a1a spirv-fuzz: Handle more types when extending OpPhi instructions (#3969)
    c794b7046 spirv-fuzz: Skip early terminator wrappers when merging returns (#3968)
    dc9c6407d spirv-fuzz: Avoid irrelevant constants in synonym-creating loops (#3967)
    26954c281 spirv-fuzz: Skip dead blocks in FuzzerPassAddOpPhiSynonyms (#3965)
    5600fb85b spirv-fuzz: Avoid the type manager when looking for struct types (#3963)
    ba15b5886 spirv-fuzz: Fix to TransformationDuplicateRegionWithSelection (#3941)
    598435004 spirv-fuzz: Skip OpFunction when replacing irrelevant ids (#3932)
    8362eae55 spirv-fuzz: Use component-wise selectors when flattening conditional branches (#3921)
    ebe0ea09f Add SPV_EXT_shader_image_int64 (#3852)
    a1d38174b Support SPV_KHR_fragment_shading_rate (#3943)
    6fac705e7 spirv-val: Fix validation of OpPhi instructions (#3919)
    b1350659b spirv-fuzz: Avoid void struct member when outlining functions (#3936)
    fd0f295da spirv-fuzz: Do not allow Block-decorated structs when adding parameters (#3931)
    5d7893b37 spirv-fuzz: Fix to operand id type (#3937)
    cd1d3b6e0 spirv-fuzz: Handle dead blocks in TransformationEquationInstruction (#3933)
    6cdae9da7 spirv-fuzz: Do not allow sampled image load when flattening conditionals (#3930)
    7e1825a59 spirv-fuzz: Take care of OpPhi instructions when inlining (#3939)
    502e98295 spirv-fuzz: Fix to TransformationInlineFunction (#3913)
    bf1a11dab spirv-fuzz: Wrap early terminators before merging returns (#3925)
    fd3948e16 Add DebugValue for function param regardless of scope (#3923)
    663d050a9 Temporary fix to make GoogleTest compile. (#3922)
    dd534e877 spirv-fuzz: Lower probability of adding bit instruction synonyms (#3917)
    53aeba10c spirv-fuzz: Fix handling of OpPhi in FlattenConditionalBranch (#3916)
    5c64374dd spirv-fuzz: Avoid creating blocks without parents (#3908)
    57b3723c5 spirv-fuzz: Do not allow creation of constants of block-decorated structs (#3903)
    12ca825a6 spirv-fuzz: Fixes related to irrelevant ids (#3901)
    2e6cf706e spirv-fuzz: Fix to transformation that adds a synonym via a loop (#3898)
    4b884928d spirv-fuzz: Fix to duplicate region with selection (#3896)
    c2553a315 spirv-fuzz: Do not expose synonym facts for non-existent ids (#3891)
    360228785 spirv-fuzz: Do not add synonyms involving irrelevant ids (#3890)
    d52f79122 spirv-fuzz: Do not replace irrelevant ids that are not in blocks (#3892)
    e02265992 spirv-fuzz: Wrap OpKill and similar in function calls (#3884)
    11d592422 Update val to handle reversed instruction sections. (#3887)
    fc8264854 spirv-fuzz: Replace dead-block terminators with OpKill etc. (#3882)
    63cc22d64 spirv-fuzz: TransformationPropagateInstructionDown (#3692)
    65b2a9e81 spirv-fuzz: Transformation to add wrappers for OpKill and similar (#3881)
    624b16cd0 spirv-fuzz: Use overflow ids when duplicating regions (#3878)
    bd0dd9cef spirv-fuzz: Fix rvalue references (#3883)
    f15133788 spirv-fuzz: Avoid using block-decorated structs in transformations (#3877)
    0e8553072 spirv-fuzz: Use overflow ids when inlining functions (#3880)
    67f8e2edd Debug info preservation in convert-local-access-chains pass (#3835)
    d91afd8de spirv-fuzz: Refactor fact manager tests (#3879)
    b920b620a spirv-fuzz: Integrate spirv-reduce with shrinker (#3849)
    74a711a76 spirv-fuzz: Only recommend passes when a pass had an effect (#3863)
    fc7860e2d spirv-fuzz: Merge the return instructions in a function (#3838)
    57abfd88c Debug info preservation in redundancy-elimination pass (#3839)
    e24603836 Debug info preservation in if-conversion pass (#3861)
    16cc197c8 spirv-fuzz: Refactor conditions in the fact manager (#3867)
    615fbe6cb spirv-fuzz: TransformationWrapRegionInSelection (#3674)
    f2b8a4ee5 spirv-fuzz: Enable some passes with high probability (#3860)
    50e04f612 spirv-fuzz: Do not add constants for Block-decorated structs (#3862)
    8edd79ddc spirv-fuzz: Fix to FuzzerPassFlattenConditionalBranches (#3865)
    719bade4f spirv-fuzz: Fix TransformationRecordSynonymousConstants (#3868)
    009facc97 spirv-fuzz: Fix flatten conditional branch transformation (#3859)
    fcb22ecf0 spirv-fuzz: Report fresh ids in transformations (#3856)
    c6ca885c0 [spirv-dis] Add some context comments to disassembly. (#3847)
    446adb05f Fix use-after-move in val/validate.cpp (#3848)
    4b07d50cd spirv-fuzz: Fix bug in TransformationDuplicateRegionWithSelection (#3819)
    fec56146a spirv-fuzz: Support OpNot bit instruction case (#3841)
    9e17b9d07 spirv-fuzz: Return IR and transformation context after replay (#3846)
    e12087d6c spirv-fuzz: fix test (#3845)
    9edeeafdb spirv-fuzz: Use unique_ptr<FactManager> in TransformationContext (#3844)
    50dacda55 Start SPIRV-Tools v2020.6
    b27e039c6 Finalize SPIRV-Tools v2020.5
    a5903a969 Update CHANGES
    330c72549 spirv-fuzz: Support dead blocks in TransformationAddSynonym (#3832)
    36185f8b0 spirv-fuzz: Move IRContext parameter into constructor (#3837)
    0e7fe4d35 Add missing backticks around <result-id> (#3840)
    d1bb98fd4 Validate SPIRV Version number when parsing binary header (#3834)
    67525bded spirv-fuzz: Create synonym of int constant using a loop (#3790)
    7cc4b4d2c Fix compiler error on macOS with XCode12 (#3836)
    5a5b750aa spirv-fuzz: Handle OpPhis in TransformationInlineFunction (#3833)
    0a1fb588c Update CHANGES
    125b64241 spirv-fuzz: Refactor fuzzer, replayer and shrinker (#3818)
    60ce96e2f spirv-fuzz: Add pass recommendations (#3757)
    2945963cc spirv-fuzz: Consider all ids from dead blocks irrelevant (#3795)
    50ae4c5f4 Fix header guard macros (#3811)
    296e9c7bc spirv-fuzz: Fix TransformationDuplicateRegionWithSelection (#3815)
    937a757f0 spirv-val: Add DeviceIndex (#3812)
    34ef0c3fd Fix missed modification flagging (#3814)
    748edbf8c spirv-fuzz: Use an irrelevant id for the unused components (#3810)
    8d49fb2f4 spirv-fuzz: Improvements to random number generation (#3809)
    7e28d809c Add buffer oob check to bindless instrumentation (#3800)
    8fc504110 spirv-fuzz: Remove CanFindOrCreateZeroConstant (#3807)
    e8ce4355a spirv-fuzz: Add bit instruction synonym transformation (#3775)
    e7c84feda spirv-fuzz: Skip unreachable blocks (#3729)
    f20b523cb Fix build errors (#3804)
    3131686d2 spirv-fuzz: Handle invalid ids in fact manager (#3742)
    4c239bd81 spirv-fuzz: Support memory instructions MoveInstructionDown (#3700)
    1e1c308de spirv-fuzz: Pass submanagers to other submanagers when necessary (#3796)
    f62357e7b spirv-fuzz: Transformation to flatten conditional branch (#3667)
    5df930054 spirv-val: Add BaseInstance, BaseVertex, DrawIndex, and ViewIndex (#3782)
    286b3095d Properly mark IR changed if instruction folder creates more than one constant. (#3799)
    726af6f78 Add missing file to BUILD.gn (#3798)
    244e6c1be spirv-fuzz: Add TransformationDuplicateRegionWithSelection (#3773)
    5dcb576b6 spirv-reduce: Support reducing a specific function (#3774)
    de7d57984 spirv-reduce: Refactoring (#3793)
    ed9863e46 Favour 'integrity' over 'coherence' as a replacement for 'sanity'. (#3619)
    8743d385f spirv-fuzz: Fix header guards in transformations/fuzzer passes (#3784)
    2de7d3af0 spirv-fuzz: Add SPIRV_FUZZ_PROTOC_COMMAND (#3789)
    e589d0d57 Add missing include (#3788)
    a715b1b40 Improve spirv-fuzz CMake code (#3781)
    a187dd58a Allow SPV_KHR_8bit_storage extension. (#3780)
    1ab52e54a spirv-opt: Add function to compute nesting depth of a block (#3771)
    fd05605be spirv-fuzz: Transformation to convert OpSelect to conditional branch (#3681)
    2c60d16a6 spirv-val: Add Vulkan VUID labels to BuiltIn (#3756)
    c341f7a6c spirv-fuzz: Add support for BuiltIn decoration (#3736)
    c278dada9 spirv-fuzz: Fix GetIdEquivalenceClasses (#3767)
    788468408 spirv-fuzz: Replace id in OpPhi coming from a dead predecessor (#3744)
    3daabd321 spirv-fuzz: Transformation to replace the use of an irrelevant id (#3697)
    d7f078f27 spirv-fuzz: TransformationMutatePointer (#3737)
    43a518601 spirv-fuzz: Compute interprocedural loop nesting depth of blocks (#3753)
    8a0ebd40f Correctly replace debug lexical scope of instruction (#3718)
    f428aa39c spirv-fuzz: Remove opaque pointer design pattern (#3755)
    08291a3a9 spirv-fuzz: Create synonym via OpPhi and existing synonyms (#3701)
    7e4948b2a Add LoopNestingDepth function to StructuredCFGAnalysis (#3754)
    50cf38b8c spirv-fuzz: Do not make synonyms of void result ids (#3747)
    bceab9fab Do not register DebugFunction for functions optimized away. (#3749)
    e02f178a7 Handle DebugScope in compact-ids pass (#3724)
    9e26ae045 spirv-fuzz: Overflow ids (#3734)
    2205254cf Fix DebugNoScope to not output InlinedAt operand. (#3748)
    230f363e6 spirv-fuzz: Split the fact manager into multiple files (#3699)
    5adc5ae64 spirv-fuzz: Add inline function transformation (#3517)
    1341b58a8 spirv-fuzz: Fix MaybeGetZeroConstant (#3740)
    12df3cafe Fix SSA-rewrite to remove DebugDeclare for variables without loads (#3719)
    3f8501de9 Add undef for inlined void function (#3720)
    4dd122392 spirv-fuzz: Add words instead of logical operands (#3728)
    b79773a35 CCP should mark IR changed if it created new constants. (#3732)
    a711c594b spirv-fuzz: add FuzzerPassAddCompositeInserts (#3606)
    582c276d4 spirv-fuzz: Support pointer types in FuzzerPassAddParameters (#3627)
    3434cb0b0 Let ADCE pass check DebugScope (#3703)
    ee7f0c882 spirv-opt: Implement opt::Function::HasEarlyReturn function (#3711)
    e28436f2b spirv-fuzz: Check termination instructions when donating modules (#3710)
    1023dd7a0 Fix -Wrange-loop-analysis warning (#3712)
    82f4bf128 spirv-fuzz: Check header dominance when adding dead block (#3694)
    b8de4f57e Allow DebugTypeTemplate for Type operand (#3702)
    c20995ef8 spirv-fuzz: Improve code coverage of tests (#3686)
    eade36db2 spirv-fuzz: Fuzzer pass to randomly apply loop preheaders (#3668)
    72ea7bec4 spirv-fuzz: Support identical predecessors in TransformationPropagateInstructionUp (#3689)
    b4c4da3e7 Improve non-semantic instruction handling in the optimizer (#3693)
    948577c5d Fix the bug (#3680)
    df859f77d spirv-fuzz: Check integer and float width capabilities (#3670)
    2641d3351 spirv-fuzz: consider additional access chain instructions (#3672)
    5e5929455 spirv-fuzz: Ignore specialization constants (#3664)
    1435e427d Fix the bug (#3683)
    be099cde1 spirv-fuzz: Fix width in FuzzerPassAddEquationInstructions (#3685)
    f0ca96d12 Preserve debug info in dead-insert-elim pass (#3652)
    0d629b903 Validate more OpenCL.DebugInfo.100 instructions (#3684)
    13a65b1ae Only validation locations for appropriate execution models (#3656)
    fd3cabd8b spirv-fuzz: Fix in operand type assertion (#3666)
    f50553867 spirv-opt: Add spvOpcodeIsAccessChain (#3682)
    b7056e7e0 spirv-fuzz: FuzzerPassPropagateInstructionsUp (#3478)
    8e1380996 Handle no index access chain in local access chain convert (#3678)
    bdeeae78a Roll 2 dependencies (#3677)
    2990a2192 Avoid using /MP4 for clang on windows. (#3662)
    7b2dd11dd spirv-fuzz: TransformationReplaceAddSubMulWithCarryingExtended (#3598)
    6d7f34fbf spirv-fuzz: Add TransformationMakeVectorOperationDynamic (#3597)
    d29eac95a spirv-fuzz: iterate over blocks in replace linear algebra pass (#3654)
    efc85ff66 spirv-fuzz: make outliner pass use additional transformations (#3604)
    5fd92a7e0 OpenCL.DebugInfo.100 DebugTypeArray with variable size (#3549)
    3f33a9aa5 spirv-opt: Improve the code of the Instruction class (#3610)
    0419751b0 spirv-fuzz: Handle OpPhis in livesafe functions (#3642)
    a10e76059 spirv-fuzz: Handle OpPhi during constant obfuscation (#3640)
    28f32ca53 spirv-fuzz: Fix FuzzerPassCopyObjects (#3638)
    8bc27a1cf spirv-fuzz: Remove OpFunctionCall operands in correct order (#3630)
    d9c73ebd9 spirv-fuzz: Handle capabilities during module donation (#3651)
    9f2223602 spirv-fuzz: Refactor boilerplate in TransformationAddParameter (#3625)
    92a71657f spirv-fuzz: TransformationMoveInstructionDown (#3477)
    b78f4b151 Remove DebugDeclare only for target variables in ssa-rewrite (#3511)
    91cea06ab Fix typo in ASAN CI build (#3623)
    2aaa8653d spirv-fuzz: Transformation to add loop preheader (#3599)
    96bcc8274 spirv-fuzz: Pass to replace int operands with ints of opposite signedness (#3612)
    ebaefda66 Debug info preservation in loop-unroll pass (#3548)
    50300450a Validator support for non-semantic clspv reflection (#3618)
    ab4fe12a4 spirv-fuzz: Fix memory bugs (#3622)
    c6e6597c4 spirv-fuzz: Implement the OpOuterProduct linear algebra case (#3617)
    054f034ea spirv-fuzz: Compute corollary facts from OpBitcast (#3538)
    a1ea15c90 Update some language usage. (#3611)
    863b8e3d3 spirv-fuzz: Relax type constraints in DataSynonym facts (#3602)
    7e75fea9e spirv-fuzz: Remove non-deterministic behaviour (#3608)
    f9b088fe0 Avoid use of 'sanity' and 'sanity check' in the code base (#3585)
    150be20d4 spirv-fuzz: Add condition to make functions livesafe (#3587)
    ce16ccf38 Rolling 4 dependencies (#3601)
    1dfc6fc7e spirv-fuzz: Implement the OpTranspose linear algebra case (#3589)
    b63f0e5ed Fix SyntaxWarning in Python 3.8 (#3388)
    6aed7ffbc CMake: Enable building with BUILD_SHARED_LIBS=1 (#3490)
    31c821393 Avoid operand type range checks (#3379)
    6a3eb679b Preserve debug info in scalar replacement pass (#3461)
    2796840d2 Update OpenCL capabilities validation (#3149)
    b25ee93c2 build(deps): bump lodash from 4.17.15 to 4.17.19 in /tools/sva (#3596)

Commands:
    ./third_party/update-spirvtools.sh

Bug: b/123642959
Change-Id: Idde3643775d090b11dcb37ec2b3bd5a93c5e56fc