chore(deps): update dependency triton to v3.6.0

[red-hat-konflux-kflux-prd-rh02]

This PR contains the following updates:

Package	Change	Age	Confidence
triton	==3.5.0 -> ==3.6.0

---

Release Notes

triton-lang/triton (triton)

v3.6.0: Triton 3.6.0 release

Compare Source

Triton 3.6 Release Notes

Table of Contents

• Dialect & Frontend
• Backend & Compiler
• AMD/HIP Backend
• NVIDIA Backend
• Gluon & Layout Improvements
• Kernels & Benchmarks
• Proton Profiling
• Testing & CI
• Build & Infrastructure
• Documentation
• Breaking Changes

---

Dialect & Frontend

New Features

• Multidimensional Batch Support (#​8542): Added support for multidimensional batches in tl.trans and tl.dot operations
• Ragged TMA Atomic Add (#​8238): Added atomic add support for ragged TMA operations
• Integer Range Utility (#​8753): Exposed an integer-range utility from AMD range analysis code for broader use
• Constexpr Through Min/Max (#​8733): Propagate constexpr through builtin min/max functions (BC-breaking)
• Scales Dimension Checks (#​8564): Added dimension checks for scales in dot_scaled operations
• Loop Bounds Verification (#​8243): Added verification that loop bounds are scalars

Bug Fixes

• For Loop Induction Variable (#​8750): Fixed modification of for loop induction variable handling
• Store Broadcasting (#​8661): Fixed broadcasting issues in store operations
• Missing dot_scaled Handling (#​8658): Fixed missing handling for None acc in dot_scaled
• AugAssign Line Information (#​8703): Attached proper line number information to AugAssign nodes
• Starred Argument Handling (#​8686): Made starred argument handling more robust
• Saved Exception Cloning (#​8115): Fixed clone of saved exception before raising
• Tuple Mangling (#​8060): Fixed mangling for tuples in JIT compilation

Improvements

• Optimized tl.cdiv (#​8669): Optimized tl.cdiv for common case of 32-bit divisors
• Un-deprecated min/max (#​8734): Un-deprecated min/max on scalar tensors
• Warmup in KernelInterface (#​8757): Moved warmup functionality into KernelInterface
• Verification with Diagnostics (#​8074): Frontend always verifies with diagnostics enabled
• Constexpr with do_not_specialize Error (#​8275): Added error when constexpr is combined with do_not_specialize
• Deprecated ast.Num Replacement (#​8698): Replaced usage of deprecated ast.Num

---

Backend & Compiler

LLVM Updates

• LLVM Bump (#​8299): Bumped to llvm/llvm-project@f6ded0b
• LLVM Head Merge (#​8612): Merged back changes from llvm-head with updated APIs
• Inliner Import (#​8152): Import inliner in triton-opt for better optimization

Code Generation

• CTALayout as LinearLayout (#​8770): Made CTALayout an honest-to-goodness LinearLayout for better representation
• Shared Layout Rank Check (#​8772): Added check that Shared layouts have rank equal to the tensor or one less
• Backward Propagation Fix Point (#​8776): Run remove backward prop until fix point for correctness
• Generic tcgen05.cp Lowering (#​8225): Implemented generic lowering for tcgen05.cp
• Generic Matrix Descriptors (#​8321): Implemented shmem matrix descriptors generically
• LinearSharedEncoding Support (#​8116): Added support for LinearSharedEncoding
• BF16x3 Trick (#​7592): Implemented BF16x3 trick for improved performance
• Padded Shared Linear Remapping (#​7929): Added linear remapping to padded shared layout

Optimizations

• Compilation Time Improvement (#​8689): Improved compilation time in constant sanitizer pass
• AxisInfo Loop Removal (#​8679): Removed unnecessary loop over roots in AxisInfo analysis
• Constant Analysis (#​8502): Improved constant analysis in AxisInfo
• Combinatory Explosion Prevention (#​8477): Prevented combinatory explosion when checking tmem_load uses
• Layout Conversion Vectorization (#​8655): Fixed vectorization for convert_layout with ldmatrix and stmatrix
• Maybeduplicate Generalization (#​8492): Generalized maybeDeduplicate to all layouts

Bug Fixes

• cp_async Alignment (#​8752): Fixed cp_async used in pipeliner when alignment info gets lost
• While Op Layout Propagation (#​8751): Prevented backward layout propagation through while op
• AxisInfo Handling (#​8723, #​8754): Fixed handling of unvisited operands in AxisInfoAnalysis
• 64-bit Atomic CAS (#​8105): Fixed 64-bit atomic_cas operation
• Memdesc of Pointers (#​8515): Fixed memdesc handling for pointer types
• Alloc Shape Reset (#​8537): Reset alloc_shape when doing memdesc_index
• Denorm Flushing (#​8557): Don't flush denorms for precise div/sqrt
• Local Load Reordering (#​8423): Prevented reordering local_load across side-effecting operations
• Pattern Reordering (#​8266): Restricted pattern re-ordering of alloc and reshape
• Poison Op AxisInfo (#​8489): Fixed AxisInfo handling of PoisonOp producing MemDesc

Analysis Improvements

• Trans Contiguity (#​8226): Added tt.trans contiguity analysis support
• Hint Analysis (#​5254): Fixed hint analysis in axis info
• Topological Sort Deprecation (#​8596): Deprecated triton's custom topological sort in favor of MLIR's

---

AMD/HIP Backend

GFX1250 (RDNA4) Support

• Initial Skeleton (#​8131): Added gfx1250 skeleton support
• WMMA Support (#​8174, #​8283, #​8312): Added initial and scaled WMMA support for gfx1250
• TDM Support (#​8333, #​8392, #​8479): Added Tensor Data Movement (TDM) load/store support
• Async Copy (#​8509, #​8510, #​8621, #​8622): Added async copy and async wait support
• Buffer Ops (#​8130, #​8532): Enabled buffer atomics and exposed buffer ops
• Multicast Loads (#​8719, #​8759): Added async load to LDS multicast and multicast in tt.LoadOp
• ds_read_tr (#​8461): Added gfx1250 support for ds_read_tr
• LDS Memory Barriers (#​8681): Added support for LDS memory barriers
• Shared Memory Size (#​8517): Updated shared memory size from TargetInfo
• num_cta > 1 (#​8718): Support launches with num_cta > 1 on gfx1250
• Scale Preshuffling (#​8576): Implemented scale preshuffling and opSel

MXFP & Scaled Dot

• Scale Preshuffling in Decomposed Dot (#​8170): Support scale preshuffling in decomposed scaled dot
• Pipeline Scale via LDS (#​8258): Pipeline scale in decomposed scaled dot via LDS
• Scaled Upcast Ops (#​8088): Introduced scaled upcast ops for hardware upcasting
• FP4->BF16 Optimized Conversion (#​8145): Added optimized fp4->bf16 conversion for MI300
• Scaled Dot Decomposition for GFX950 (#​7839): Enabled f16 * mxfp scaled dot decomposition

Layout & Memory Optimizations

• Permlane Swap (#​7947): Use permlane_swap for layout conversions between dot operations
• Padded Shared with AsyncCopy (#​8365): Use PaddedLayout with AsyncCopy on gfx950 when pipelining
• LDS Layout Selection Redesign (#​8053): Redesigned stream pipeliner LDS layout selection logic
• Padded Encoding Restrictions (#​8583): Relaxed padded encoding block size restrictions
• Direct-to-LDS with Padded (#​8185): Coalesce direct-to-lds loads with padded encodings
• Contiguity Hint for Direct-to-LDS (#​8761): Use contiguity hint for direct-to-lds ops
• BypassLDS Feature (#​7968): Added bypassLDS feature to StreamPipeline

Code Generation

• ds_read_tr with Linear Layout (#​8235): Use linear layout to infer and emit ds_read_tr
• ds_read_tr Restrictions Lifted (#​8442): Lift unneeded ds_read_tr lowering restrictions
• ds_read_tr Vec Size Limit (#​8377): Limit vec size for ds_read_tr + padded layouts by min interval
• Wave ID Optimization (#​8601): Optimized gfx9 wave id code generation
• MFMA Layout Refactor (#​8213): Refactored MFMA layout implementation
• MFMA Select Replacement (#​8320): Replaced mfma select in LLVM conversion
• FP8/BF8 WMMA Instruction Selection (#​8649): Fixed instruction selection for fp8/bf8 wmma
• Chained WMMA Optimization (#​7374): Optimized chained multiplications for WMMA
• BF16 v_dot (#​8444): Use v_dot for bf16 multiplication on gfx11/gfx12

Build & Driver

• ROCm 7 Docker Image (#​8224): Switched to use official ROCm 7 docker image
• HIP v6 Requirement (#​8748): Only require HIP v6 which is necessary
• HIP Header Update (#​8709): Updated HIP header files to 7.1
• Optional Symbols Support (#​8729): Support optional symbols in driver.py
• Uniform Workgroup Size (#​8720): Indicate uniform workgroup size to LLVM
• MIR Dump Option (#​8663): Added option to dump MIR
• Custom LLVM Scheduler (#​8326, #​8700): Added schedule hint for custom LLVM scheduler

Bug Fixes

• Pointer Canonicalization (#​8465, #​8276): Fixed ptr-canonicalization segfault and assertion
• Large Tensor Pointer Canonicalization (#​8359): Disabled pointer-canonicalization for large tensors
• Padded Shared Local Load (#​8683): Fixed padded shared when lowering local load
• Nondeterministic Atomic Tests (#​8633): Fixed nondeterministic atomic tests failure on RDNA
• Buffer Cache Swizzling (#​8264): Turned off buffer op cache swizzling temporarily
• Direct-to-LDS on CDNA1/2 (#​8280): Disabled direct-to-lds loads on CDNA1 and CDNA2
• Floating-point Upcasting Rounding (#​8268): Skip rounding mode for floating-point upcasting
• TilesPerWarp Boundary Cases (#​8467): Fixed deduceTilesPerWarp boundary cases
• fast_tanhf Overflow (#​8551): Reimplemented fast_tanhf() to avoid overflow
• MFMA Small K Selection (#​8278): Avoid selecting MFMA with smaller K than problem size

---

NVIDIA Backend

Blackwell Features

• TMEM Bitwidth (#​8136): Added bitwidth to TMEM encoding for better representation
• TMEM Layout Broadcasting (#​8148): Represent broadcasting in TensorMemoryLayouts
• TMEM Layout Construction (#​8202): Simplified TMEM layout construction and row/col computation
• Generic tcgen05.ld/st Layouts (#​8421, #​8495): Generate distributed layouts for tcgen05.ld/st generically
• tcgen05.mma Generalization (#​8386): Generalized tcgen05.mma to accept SharedLinearEncodingAttr
• tcgen05.cp Generic Lowering (#​8102, #​8338): Towards a generic tcgen05.cp lowering via matrix descriptors
• tcgen05.mma Verifier (#​8725): Fixed missing case in tcgen05.mma verifier
• Explicit Commit Merge (#​8026): Added rewrite pattern to merge explicit commit ops into MMAv5
• 2CTA Mode Support (#​8644, #​8653): Initial support for 2CTA mode in Gluon with global flag
• reqnctapercluster Emission (#​8645): Emit reqnctapercluster for better cluster sizing

SM120 Features

• Native FP4 Scaled Dot (#​8494): Added native FP4 scaled_dot for SM120
• Native MXFP FP8 Scaled Dot (#​7918, #​8029, #​8129): Added native MXFP FP8 scaled_dot for SM120
• TMA Gather4 (#​8498): Enabled TMA gather4 on sm_120 and sm_121
• DotScaledScaleLayout Rewrite (#​8482): Rewrote getSM120DotScaledScaleLayout and refactored MMAv2

Warp Specialization

• E2E Aref (#​8262): Enabled end-to-end aref for warp specialization
• TMA Load Aref Insertion (#​7826): Use aref for TMA load pipelining and lowering
• TMEM Aref Insertion Pass (#​8009): Added aref tmem insertion pass
• Partition Representation Rework (#​8123): Reworked partition representation
• Assign Partitions to All Ops (#​8534): Assign partitions to all ops for consistency
• Nested Loop Recognition (#​8451): Recognize warp-specialized nested loops in AssignLatencies
• Scalar Ops Across Partition (#​8061): Support scalar ops across partition boundaries
• Stage/Phase Assignment (#​8329): Assign stage-phase only to partitions that need it
• Partition Scheduler Annotations (#​8215): Partition-scheduler annotates all ops with fixes
• Control Flow Support (#​8651): Support ops annotations outside tt.ws loops
• Then/Else Heuristic Patch (#​8656): Patched partitioner then/else heuristic
• Fence After Local Store (#​8317): Added missing fence after local_store for MMAv5 consumers

Other Enhancements

• Descriptor Bit 46 (#​8032): Turn on bit 46 for descriptors in mmav5
• Matrix Descriptor No-Swizzle (#​8027): Fixed matrix descriptor for no-swizzle case
• WGMMA Wait Op CVT (#​8579): Fixed unnecessary cvt caused by wgmma wait op
• Enable Reflect FTZ Flag (#​8762): Added enable_reflect_ftz flag to NVIDIA backend
• libcuda.so.1 Usage (#​8668): Modified NVIDIA backend driver to use libcuda.so.1
• Padded Shared in MemDescSubslice (#​7944): Support padded shared in MemDescSubsliceOp
• Ptxas Workaround (#​8155): Fixed ptxas workaround in convert_layout
• ldmatrix/stmatrix.b8.trans (#​7542): Added support in local_load/store for ldmatrix/stmatrix.b8.trans

---

Gluon & Layout Improvements

Gluon Language Features

• Warp Specialize API Change (#​8527): Changed gl.warp_specialize API for better usability
• Multi-CTA Support (#​8468, #​8587, #​8644): Basic multi-cta support with initial implementation
• num_ctas Implementation (#​8602): Implemented num_ctas in Gluon
• Device-Side TMA (#​8505): Added device-side TMA support
• Coalesced Layout (#​8604): Added coalesced layout support
• get_num_warps (#​8133): Added ttgl.get_num_warps metafunction
• gather Integration (#​8018): Integrated gather and its layout tests
• reduce with No Axis (#​8396): Added support for reduce with no axis
• assume Support (#​8394): Added support for assume operation
• cat Remapping (#​8715): Remap more tl functions into gluon and expose cat
• Type Verifiers (#​8007): Added type verifiers for many methods

Layout System

• bank_conflicts Exposure (#​8181): Exposed bank_conflicts and to_linear_layout
• Linear Layout Python Interface (#​8521): Added LL Python Interface
• Layout Check Message (#​8456): Improved layout check error messages
• Tensor Rank Verification (#​8242): Verify tensor rank and layout rank match
• MemDesc Trans/Reshape (#​8251): Have MemDesc{Trans,Reshape} accept equivalent layouts
• Fp4ToFp Backward Propagation (#​8438): Fixed backwards propagation for Fp4ToFp
• ResolveAutoEncodings Print (#​8228): Print encoding in ResolveAutoEncodings

Gluon AMD Support

• Host-Side TDM Descriptor (#​8722): Initial support for host-side tdm descriptor
• TDM 1D-5D Support (#​8743): Support TDM load/store for 1D-5D tensors
• TDM Pred Exposure (#​8767): Expose pred for TDM load
• Scale Layout Selection (#​8673): Turn select scale layout into constexpr function
• WMMA/MFMA Scale Layout (#​8496): Expose get wmma/mfma scale layout
• AMDWMMALayout Exposure (#​8090): Exposed AMDWMMALayout
• WMMA for RDNA3/RDNA4 (#​8111): Exposed WMMA for RDNA3 and RDNA4
• Buffer Ops Exposure (#​8532): Expose buffer ops to gfx1250
• buffer_atomic_rmw API (#​8325): Refactored buffer_atomic_rmw API
• async_copy for gfx1250 (#​8622): Added async_copy to Gluon for gfx1250
• Async Wait Groups (#​8605): Wait outstanding async commit groups instead of instructions

Gluon NVIDIA Support

• tcgen05 mma scaled (#​8393): Added tcgen05 mma scaled support
• MMAv2 and Dot FMA (#​8227): Exposed MMAv2 and Dot FMA
• Float2 API (#​8209): Added proper float2 API for Blackwell
• warp_specialize Docs (#​8553): Updated gl.warp_specialize docs

Bug Fixes

• Translator Fixes (#​8569): Fixed several things in the translator
• SwizzledSharedLayout (#​8003): Fixed getting layout from a SwizzledSharedLayout
• Bank Conflict Computation (#​8200): Fixed bank_conflict computation with shmem broadcasting
• Trans Alloc Optimization (#​8193): Simplified and fixed trans(alloc) optimization
• TMem Alloc/Store Pattern (#​8192): Fixed pattern combining tmem_alloc and store
• Constant CSE (#​8323): Disabled constant CSE before auto layout propagation

---

Kernels & Benchmarks

MXFP Improvements

• MXFP Conversions Speedup (#​8610): Significant speedup for mxfp conversions
• FP32 MXFP Support (#​8672 from 3.5): Added quant/dequant from/to fp32
• MXFP4 Hopper Layout on A100 (#​8474): Apply MXFP4 Hopper layout on A100
• A100 MXFP4 Upcasting (#​8428): Support A100 upcasting for mxfp4
• MXFP8 X Support (#​8062): Support mxfp8 x in triton_kernels
• BF16 x MXFP4 Bug Fix (#​8478): Fixed bf16 x mxfp4 bug with SUBTILE_FACTOR > 1
• EXPT_IS_INNER Support (#​8385): Support EXPT_IS_INNER for MX
• w_scale Swizzle Handling (#​8652): Handle w_scale without swizzle correctly
• Max Value Handling (#​8356): Handle values close to max correctly without overflow
• x_scale OOB Fix (#​8369): Fixed x_scale out-of-bounds access
• Round-to-Nearest-Even (#​8110): Use round-to-nearest-even mxfp4 quant for consistency

Matmul Optimizations

• Batched Block Sizes (#​7897, #​8084): Improved block sizes for batched matmul_ogs with small m/n/k
• Ragged Matmul DW (#​8256): Added support for ragged matmul dw
• Split-K Fixes (#​8252): Two small split-k fixes
• Batched Split-K (#​8327): Fixed and enabled batched matmul with split-k
• Split-K Constraint (#​8404): Added constraint on split_k on m * n
• Launch Metadata (#​8429): Fixed launch metadata computations for matmul_ogs
• Transposed X Fix (#​8156): Fixed _p_matmul_ogs when x is transposed
• MX Scale Mask (#​8161): Fixed mx scale mask update

Expert Parallelism & MoE

• Basic Expert Parallelism (#​8448): Basic expert parallelism implementation
• EP Sharding (#​8493): Incorporated EP sharding and deprecated legacy communication
• CUDA Graph Tracing (#​8563): vllm compatible version of CUDA Graph tracing for expert parallelism
• Fused Matmul + Comms (#​8340): Fused matmul_ogs + communications
• Split-K Decoupling (#​8483): Decoupled split-k reduction from inter-expert reductions
• Small Batch MoE Tuning (#​8206): Tuning for small batch MoE
• BitmatrixMetadata (#​8375): Added BitmatrixMetadata and RaggedTensorMetadata; deprecated triton_kernels.routing
• BitMatrix Fix (#​8599): Fixed BitmatrixMetadata col/row_sorted_indx
• y_indx Support (#​8472): Support y_indx and uniform distribution

Benchmarks

• Roofline Plotting (#​8244): Fixed roofline plotting
• HipBlas Roofline (#​8216): Integrated hipblas in roofline measurement
• GFX950 BF16 x MXFP4 MoE (#​8176): Updated parameters for bf16 x mxfp4 MoE kernel
• MLP Benchmark Fix (#​8699): Added missing reduction_n=2 to bench_mlp.py
• tl.clamp Usage (#​8728): Use tl.clamp whenever possible in triton_kernels

Other Improvements

• Redundant Reduce Removal (#​8647): Removed redundant reduce for topk=1
• Split-K with Fused Scatter (#​8618): Forbid use of split_k > 1 with fused scatter
• Layout Dataclasses (#​8690): Made layout classes dataclasses (NFC)
• HopperValue Padding (#​8677): Pad tensors in HopperValue layout
• A100 Default Layout Revert (#​8549): Reverted a100 default layout change
• opt_flags Reset (#​8453): Added function to reset opt_flags

---

Proton Profiling

New Features

• Global Memory Support (#​8641): Global memory support for proton intra kernel profiler
• Global Timestamps (#​7729): Capture global timestamps for consistent cross-CTA timeline
• Intra Kernel Call Stack (#​8071): Added kernel call stack to intra kernel events
• NVTX/ROCTX Support (#​8095): Init NVTX/ROCTX support for external profilers
• Graph Profiling (#​8676): Improved graph profiling part-1
• Disable Flag (#​8293): Added flag to disable proton to use other profilers

Improvements

• Scope ID Allocation Refactor (#​8613): Refactored scope id allocation to allow flexible annotations
• Concrete Line Info (#​8614): Attached concrete line info to proton operations
• FinalizeOp Refactor (#​8635): Refactored finalizeOp to reduce buffer write overhead
• Buffer Size Description (#​8650): Improved default buffer size description
• Profile Allocator (#​8730): Made profile allocator a global var
• Backend Lib Settings (#​8246): Simplified backend lib settings
• Python Frame Representation (#​8241): Unified python frame representation

Bug Fixes

• Dominance Analysis (#​8712): Fixed dominance analysis in Proton
• Function Metadata Cleanup (#​8713): Do not clean up function metadata at finalize
• Memory Leak Fix (#​8692): Fixed memory leak and removed unused variables
• Buffer Overflow Warning (#​8109): Fixed proton intra kernel profiling buffer overflow warning
• Concurrent Profiling (#​8210): Do not allow concurrent profiling with different modes
• Triton Function Filtering (#​8021): Filter out all intrinsics when counting triton functions
• Global Time Trace Precision (#​8309): Fixed global time trace precision

Testing

• Internal Testing Utility (#​8204): Use more internal testing utility
• Proton Tests Conditional (#​8237): Conditionally include Proton tests
• AMD Proton Tests (#​8388): Simplified proton tests on AMD
• Skip AMD Overhead Tests (#​8665): Skip hip overhead tests
• Globaltime GFX950 (#​8627): Disabled test_globaltime on gfx950

---

Concurrency Sanitizer (ConSan)

New Features

• Deadlock Detection (#​8285): Added deadlock detection capability
• Warp Specialization Support (#​8189, #​8265): Added support for WarpSpecialization with fixes
• TMA Store Validation (#​8672): Support for TMA store validation

Improvements

• Function Call Opcodes (#​8559): Converted consan instrumentation opcodes to function calls
• Compilation Time (#​8689): Improved compilation time
• Cache Invalidation (#​8332, #​8342): ConSan env var should be cache invalidating

---

Testing & CI

Test Infrastructure

• Frontend Tests for test-nogpu (#​8771): Added frontend tests to make test-nogpu
• Device Fixture Usage (#​8512): Using device fixture instead of cuda in tensor descriptor tests
• tb=short in CI (#​8440): Added tb=short to CI for shorter tracebacks
• Subprocess Removal (#​8350): Removed subprocess usage from test_triton_debuginfo_on
• SmallVector Crash Fix (#​8544): Fixed SmallVector crash issue of AxisInfoAnalysis

AMD Testing

• GFX950 CI Fixes (#​8741, #​8760): Avoid gfx950 runner failing others, fix continue-on-error
• GFX1250 Tests (#​8680): Updated gfx1250 Gluon tests
• Padded Layout Lit Tests (#​8399): Added lit tests for pipelining with padded layouts on gfx950
• CDNA2 Atomic CAS (#​8376): Disabled flaky atomic cas test on CDNA2

NVIDIA Testing

• Warp Specialization Tests: Enabled WS tests for various features
• GB200 Error Handling: Continue running CI when GB200 errors out

Lit Tests

• Redundant CTALayout Removal (#​8704): Removed all redundant CTALayout information from LIT tests
• ASAN Fix (#​8117): Fixed ASAN initialization-order-fiasco issue in tensor_layout_print.mlir test
• MMA Support Check (#​8640): Perform supportMMA check during IR verification

---

Build & Infrastructure

Build System

• Python 3.9 Support Removal (#​8222): Cleaned up Python 3.9 related code/docs
• Python 3.10 Minimum (#​8167): Updated MIN_PYTHON version to 3.10
• Python 3.14 Wheels (#​7695 from 3.5): Python 3.14 wheel build support
• Python 3.13 Fix (#​8403): Fixed Python 3.13 compatibility issues
• CentOS 7 Removal (#​8191): Removed CentOS 7 build
• Actions Updates (#​8347, #​8361, #​8187): Bumped actions/setup-python to v6, tj-actions/changed-files to v47
• TarFile Deprecation (#​8337): Fixed deprecation warning from TarFile.extractall
• Unused CMake Removal (#​8408, #​8362): Removed unused include(ExternalProject) and find_library

Compilation & Runtime

• Native Specialize (#​7771): Native specialize for improved launch latency
• AsyncCompile Error Option (#​8756): Added option to ignore errors in AsyncCompile
• JIT Functions to Kernels (#​8721): Added test that jit functions can be passed to kernels safely
• JIT Specialization Serialization (#​8639): Fixed JIT specialization data (de)serialization for tuples and constexprs
• Aggregate Cache Keys (#​8528, #​8568): Made sure aggregate members are added to the cache key
• Interpreter Mode Cache (#​8499): Disabled cache when interpreter is enabled
• Backend Detection (#​8046): Added env var to speed up backend detection in tree

Compiler Pipeline

• Configurable Pass Pipeline (#​8137): Added hook for configurable/overridable compiler pass pipeline
• MLIR Reproducer Retention (#​8113): Retain mlir reproducer temporaries from prior run pass pipelines
• MLIR Multithreading Disable (#​8255): Disabled MLIR multithreading
• SCF to CF Inliner (#​8017): Run the inliner after scf-to-cf

CUDA Updates

• PTXAS Upgrade (#​8476): Upgraded ptxas to 12.9.86 for Blackwell
• CUDA 13 CRT Headers (#​8336): Fixed crt header download location for CUDA >= 13
• ptxas_options Knobs (#​8121): Updated ptxas_options knobs default value

AOT Compilation

• Gluon Kernel Compilation (#​8660): Support compile gluon kernels in compile.py

Interpreter

• TRITON_INTERPRET Cleanup (#​8735, #​8736): Made TRITON_INTERPRET cleanup after itself with improvements
• Tensor Descriptor Stride Validation (#​8670): Fixed tensor descriptor stride validation
• Histogram Silent Corruption (#​8550): Fixed silent data corruption in histogram
• TensorHandle Dtype Validation (#​8594): Validated TensorHandle np/tl dtypes size
• Pre-run Hooks (#​8573): Enabled pre-run hooks in interpreter mode

---

Documentation

Community Meetup Notes

• 2025-09-03 (#​8178): Adding meeting notes for 2025-09-03 community meetup
• 2025-11-05 (#​8727): Added meeting notes for 2025-11-05 community meetup

Technical Documentation

• dot_scaled Requirements (#​8433): Clarified lhs_scale and rhs_scale requirements in dot_scaled
• Install Command Fix (#​8271): Fixed install command in tutorials README.rst
• Gluon Tutorial Fix (#​8593): Fixed gluon tutorial example
• Gluon Layout Explanation (#​8020): Fixed description in layout explanation in gluon tutorial
• Proton README (#​8319): Updated Proton README
• Proton Tutorial (#​8334): Intra kernel profiling tutorial and examples
• Tutorial Units (#​8631): Added units to result tables in tutorials
• AMD Scaled Matmul Tutorial (#​8099): Added AMD GPUs in scaled matmul tutorial

README Updates

• Triton Conference 2025 (#​8186): Added Triton Conference 2025 details to README
• Conference Registration (#​8114): Added conference registration link

---

Breaking Changes

API Changes

• Constexpr Through min/max (#​8733): BC-breaking propagation of constexpr through builtin min/max
• Aggregate Cache Keys (#​8568): Aggregate members are now added to the cache key
• warp_specialize Argument Tuples (#​8368): Required warp_specialize default_args and worker_args to be tuples
• warp_specialize API Change (#​8527): Changed gl.warp_specialize API

Proton Changes

• Metric ValueId Types (#​7979): BC-break - Prevent updating the same metric valueId with different types

Removed Features

• Python 3.9 Support (#​8222): Removed Python 3.9 support, minimum is now 3.10
• CentOS 7 Build (#​8191): Removed CentOS 7 build support
• GlobalPrefetch/LocalPrefetch Knobs (#​8295): Removed GlobalPrefetch and LocalPrefetch Knobs for AMD

Deprecations

• triton_kernels.routing (#​8375): Deprecated triton_kernels.routing in favor of BitmatrixMetadata
• Custom Topological Sort (#​8596): Deprecated triton's custom topological sort

---

Performance Improvements

Compilation Performance

• Native Specialization (#​7771): Significant launch latency improvements through native specialize
• ConSan Compilation Time (#​8689): Improved compilation time in constant sanitizer

Runtime Performance

• MXFP Conversions (#​8610): Speedup for mxfp conversions
• FP4->BF16 Conversion (#​8145): Optimized fp4->bf16 conversion for MI300
• Permlane Swap (#​7947): Use permlane_swap for efficient layout conversions
• Chained WMMA (#​7374): Optimized chained multiplications for WMMA
• Expert Parallelism (#​8448): New expert parallelism implementation

Memory Optimizations

• BypassLDS (#​7968): Added bypassLDS feature to skip LDS when possible
• Padded Layout Selection (#​8053): Redesigned stream pipeliner LDS layout selection

---

Notable Bug Fixes

Correctness Issues

• Loop Induction Variable (#​8750): Fixed modification of for loop induction variable
• Store Broadcasting (#​8661): Fixed broadcasting in store operations
• 64-bit Atomic CAS (#​8105): Fixed 64-bit atomic_cas
• Histogram Corruption (#​8550): Fixed silent data corruption in histogram
• MXFP Overflow (#​8356): Handle values close to max correctly without overflow

Crash Fixes

• Pointer Canonicalization (#​8465): Fixed ptr-canonicalization segmentation fault
• SmallVector Crash (#​8544): Fixed SmallVector crash issue in AxisInfoAnalysis
• ASAN Issues (#​8117): Fixed ASAN initialization-order-fiasco

Regression Fixes

• Batched Block Sizes Reapply (#​8084): Reapplied improved block sizes after fixes
• Native MXFP FP8 Reapply (#​8129): Reapplied native MXFP FP8 scaled_dot for SM120

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Experimental Triton to Gluon Translator

• Translator Tool (#​8417): Added experimental translator from Triton to Gluon for easier migration

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Contributors

This release includes contributions from engineers at:

• Meta
• AMD
• NVIDIA
• OpenAI
• Intel
• Google
• And many individual contributors

Special thanks to all contributors who submitted bug reports, feature requests, and code improvements!

v3.5.1: Triton 3.5.1 release, bug fix release

Compare Source

This release is meant to fix the following issue:

Fix sm103 (GB300) support broken by Triton 3.5.0 release (#​8045)

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Configuration

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Documentation

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[red-hat-konflux-kflux-prd-rh02]

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