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Fix EP assignment reporting after NHWC layout transformation - #33184

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mirounga merged 1 commit into
microsoft:mainfrom
saiyambharara:fix/32998-nhwc-assignment-info
Oct 8, 2026
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mirounga merged 1 commit into
microsoft:mainfrom
saiyambharara:fix/32998-nhwc-assignment-info

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@saiyambharara Saiyam Bharara (saiyambharara) commented Oct 7, 2026 •

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Description

NHWC layout transformation provisionally assigns nodes before final capability processing. The singleton admission check rejects these already-tagged nodes, omitting assignment records despite successful execution.

Track provisional assignments from the current layout pass and admit their singleton capabilities. Continue rejecting assignments finalized in earlier rounds to prevent duplicate records after function inlining.

Add regression coverage for unchanged singleton nodes, repeated partitioning in both layouts, and reconstructed NHWC Conv nodes.

Fixes #32998.

Validation

  • Windows Release: 100 selected partitioning/plugin tests passed.
  • Real WebGPU execution: original reproduction, Add chain, mixed CPU/GPU placement, and all four layout/inlining configurations passed.
  • clang-format and git diff --check passed.

Track provisional assignments from the current NHWC layout pass so singleton capabilities produce assignment records without reporting previously finalized nodes again.
Copilot AI balanced review requested due to automatic review settings October 7, 2026 22:58

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Copilot was unable to review this pull request because the user who requested the review has reached their quota limit.

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@saiyambharara

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Edward Chen (@edgchen1) Tianlei Wu (@tianleiwu) — could you review this fix for #32998? It tracks provisional assignments from the current NHWC pass so singleton assignment records are emitted without duplicating records when function inlining reruns partitioning. Regression coverage includes both layouts, both inlining modes, and reconstructed NHWC Conv nodes.

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🟢 Approval recommended

The targeted fix correctly distinguishes current layout-pass assignments and includes coverage for transformed and repeatedly partitioned graphs.

0 open findings

🧠 Review effort: Balanced


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@mirounga
mirounga merged commit 430f563 into microsoft:main Oct 8, 2026
98 of 101 checks passed
This was referenced Oct 9, 2026
Franklin Moormann (ooples) pushed a commit to ooples/AiDotNet that referenced this pull request Oct 13, 2026
Updated
[Microsoft.ML.OnnxRuntime](https://github.com/Microsoft/onnxruntime)
from 1.30.0 to 1.31.0.

<details>
<summary>Release notes</summary>

_Sourced from [Microsoft.ML.OnnxRuntime's
releases](https://github.com/Microsoft/onnxruntime/releases)._

## 1.31.0

ONNX Runtime 1.31.0 stabilizes model-package and EPContext data APIs,
improves CPU model loading and quantized MoE inference, expands
device-based execution-provider selection, and strengthens model-loading
and runtime reliability. These notes cover changes since ONNX Runtime
1.30.0. CUDA and WebGPU kernel updates are summarized here; detailed
provider notes are covered by their separate plugin EP releases.

## Highlights

- Promoted the model-package API and EPContext data callbacks to stable
C and C++ APIs, with EPContext callback support added across language
bindings
([#​33166](microsoft/onnxruntime#33166),
[#​32265](microsoft/onnxruntime#32265)).
- Reduced CPU session-initialization overhead by parallelizing eligible
weight prepacking, and accelerated block-wise INT4/INT8 QMoE experts
with MLAS QNBit kernels and grouped expert dispatch
([#​31691](microsoft/onnxruntime#31691),
[#​32644](microsoft/onnxruntime#32644),
[#​32668](microsoft/onnxruntime#32668)).
- Added x86 FP16 LayerNorm/RMSNorm acceleration, Arm KleidiAI SVE2.1
FP16 GEMM support, and additional RISC-V vector kernels
([#​32715](microsoft/onnxruntime#32715),
[#​32670](microsoft/onnxruntime#32670),
[#​32710](microsoft/onnxruntime#32710)).
- Enabled CoreML participation in device-based EP selection, including
Apple Neural Engine selection through `PREFER_NPU`
([#​31975](microsoft/onnxruntime#31975)).
- Added workspace-memory accounting and verification for
constrained-memory graph partitioning, alongside broader model, graph,
and tensor validation
([#​31962](microsoft/onnxruntime#31962),
[#​32189](microsoft/onnxruntime#32189)).

## Announcements & Compatibility

- [CUDA Plugin EP
v0.3.0](https://github.com/microsoft/onnxruntime/releases/tag/plugin-ep-cuda/v0.3.0)
and WebGPU Plugin EP v0.5.0 are matched with ONNX Runtime 1.31.0. For
**contrib-op compatibility**, core and the plugin must use the same
contributed-operator schemas; building both from the **same ONNX Runtime
revision** is recommended. Schema mismatches can cause incorrect
execution or crashes and may not be detected during plugin registration.
- **`GatherBlockQuantized` behavior change:** out-of-range indices now
produce zero output slices across CPU, CUDA, and WebGPU for both integer
and floating-point quantized formats. This deliberately differs from
ONNX `Gather` error semantics
([#​32480](microsoft/onnxruntime#32480)).
- **Experimental API migration:** model-package consumers should use
`OrtApi::GetModelPackageApi` and the stable `OrtModelPackageApi` table.
EPContext callback registration now uses stable APIs; the corresponding
experimental lookup entries were removed. The stable native callback
contract carries callback/state pointers, with payload limits enforced
by application callbacks, bindings, or EPs rather than a native
read-options policy
([#​33166](microsoft/onnxruntime#33166),
[#​32265](microsoft/onnxruntime#32265)).
- **ACL EP is deprecated** and will be removed in a future release.
Source builds using `--use_acl` now receive a deprecation warning
([#​32564](microsoft/onnxruntime#32564)).
- The ONNX dependency remains at **1.22.0**. The initial ONNX 1.23
integration was reverted pending upstream fixes; this release does not
ship that integration's new opset or FLOAT6 support
([#​33073](microsoft/onnxruntime#33073)).
- Supported native builds now default to **1DS telemetry**. Windows
TraceLogging remains selectable with `--use_windows_telemetry` or
`onnxruntime_USE_WINDOWS_TELEMETRY=ON`; telemetry can be disabled with
`--no_telemetry`
([#​32384](microsoft/onnxruntime#32384)).

## New Features

### Core APIs & Runtime

- Stabilized the model-package C and C++ APIs for loading packages,
selecting compatible model variants, and creating sessions
([#​33166](microsoft/onnxruntime#33166)).
- Stabilized named EPContext data read/write callbacks for
application-managed storage. Added EP support negotiation so registered
callbacks do not silently fall back to filesystem I/O
([#​32265](microsoft/onnxruntime#32265)).
- Extended the Compile API to write external initializers and EP context
data to buffers, enabling in-memory compilation workflows for models
larger than 2 GB
([#​31347](microsoft/onnxruntime#31347)).
- Added workspace-memory accounting, source reporting, and
post-partition reservation verification. Set
`session.strict_workspace_verification=1` to fail initialization on
workspace declaration overruns or nonzero orphaned reservations; strict
verification is not supported for ORT-format model loads
([#​31962](microsoft/onnxruntime#31962),
[#​32189](microsoft/onnxruntime#32189)).
- Added the opt-in source-build option
`onnxruntime_DISABLE_DEVICE_DISCOVERY=ON` to skip platform accelerator
probing and report only the CPU device
([#​32592](microsoft/onnxruntime#32592)).

### Shared Contrib Operators

These updates affect core operator schemas and cross-provider behavior,
not only the separately released GPU plugins.

- Extended `EngramGate` and `NGramHashMapping` for Qwen4-Exp, and added
`VarlenNGramHashMapping` for packed DeepSeek Engram batching with
request-local history. Packed hashing also supports Qwen4-Exp head
offsets, EOS resets, and segment boundaries
([#​32285](microsoft/onnxruntime#32285),
[#​32358](microsoft/onnxruntime#32358),
[#​32467](microsoft/onnxruntime#32467)).
- Added the `activation` attribute to `GatedRMSNorm` for SiLU, its Swish
alias, and Sigmoid gating across CPU, CUDA, and WebGPU. SiLU remains the
default
([#​32512](microsoft/onnxruntime#32512)).
- Added weightless hyper-connection operators `BranchwiseRMSNorm`,
`ScaledSiLU`, `HyperConnectionPreMix`, and `HyperConnectionPostMix`,
with CPU, CUDA, and WebGPU implementations
([#​32687](microsoft/onnxruntime#32687)).
- Extended `GatherBlockQuantized` to FP8/FP4 data, full-axis blocks, and
scale broadcasting, and improved CPU UINT8 dequantization. See the
out-of-range-index behavior change above
([#​32480](microsoft/onnxruntime#32480),
[#​32621](microsoft/onnxruntime#32621)).

### Plugin Execution Provider Infrastructure

- Added support for statically linked plugin EPs, with a static WebGPU
plugin build configuration
([#​32395](microsoft/onnxruntime#32395)).
- Preserved caller streams in single-tensor plugin data transfers and
handled null plugin allocator returns
([#​32666](microsoft/onnxruntime#32666),
[#​32683](microsoft/onnxruntime#32683)).
- Deduplicated AutoEP custom-op domains and corrected EP assignment
reporting after NHWC layout transformation
([#​32711](microsoft/onnxruntime#32711),
[#​33184](microsoft/onnxruntime#33184)).
- Added reference guidance for compiled-model compatibility validation,
including multi-device scenarios
([#​29168](microsoft/onnxruntime#29168)).

## Execution Provider Updates

### CUDA EP

CUDA updates include sparse attention and packed continuous batching,
expanded paged speculative decoding, INT2 and mixed-width QMoE
execution, opt-in MatMul auto-tuning, improved MXFP4 support on
Blackwell consumer GPUs, and reliability fixes.
 ... (truncated)

Commits viewable in [compare
view](microsoft/onnxruntime@v1.30.0...v1.31.0).
</details>

Updated
[Swashbuckle.AspNetCore](https://github.com/domaindrivendev/Swashbuckle.AspNetCore)
from 10.2.3 to 10.3.0.

<details>
<summary>Release notes</summary>

_Sourced from [Swashbuckle.AspNetCore's
releases](https://github.com/domaindrivendev/Swashbuckle.AspNetCore/releases)._

## 10.3.0

## What's Changed

* Change nullability handling for schemas with `anyOf`, `allOf`, `oneOf`
or `type = null` by @​ldeluigi in
domaindrivendev/Swashbuckle.AspNetCore#3976
* Handle leading slash on route prefix during index.html GET by
@​superstator in
domaindrivendev/Swashbuckle.AspNetCore#4084
* Move NRT handling to DataContractResolver by @​desjoerd in
domaindrivendev/Swashbuckle.AspNetCore#3998
* Clarify nullable behaviour by @​martincostello in
domaindrivendev/Swashbuckle.AspNetCore#4094
* Fix review issues for caching and encoding by @​martincostello in
domaindrivendev/Swashbuckle.AspNetCore#4093
* Support multiple response types per status code by @​DeagleGross in
domaindrivendev/Swashbuckle.AspNetCore#4100
* Add coverage for `AddServer` across multiple documents by
@​RaphaelFakhri in
domaindrivendev/Swashbuckle.AspNetCore#4115
* Fix Swagger sort key fallback for empty endpoint tags metadata by
@​AleksaMCode in
domaindrivendev/Swashbuckle.AspNetCore#4125
* Fix parameter matching to consider location when names collide by
@​nonsoikem in
domaindrivendev/Swashbuckle.AspNetCore#4126
* Emit form encoding for properties of a complex form parameter by
@​RaphaelFakhri in
domaindrivendev/Swashbuckle.AspNetCore#4128
* Keep a property's own summary when comments come from several XML
files by @​RaphaelFakhri in
domaindrivendev/Swashbuckle.AspNetCore#4129
* Strip query string from relative document URLs in Swagger UI by
@​GabeSilvaDev in
domaindrivendev/Swashbuckle.AspNetCore#4152
* Document that System.Text.Json ignores `[EnumMember]` by
@​RaphaelFakhri in
domaindrivendev/Swashbuckle.AspNetCore#4127
* Drop the regex route constraint from the default Swagger route by
@​RaphaelFakhri in
domaindrivendev/Swashbuckle.AspNetCore#4130
* Serialize custom values in the UI `ConfigObject.AdditionalItems` by
@​RaphaelFakhri in
domaindrivendev/Swashbuckle.AspNetCore#4132
* Use Minimal APIs JSON options when MVC is not registered by
@​RaphaelFakhri in
domaindrivendev/Swashbuckle.AspNetCore#4116
* Resolve enum contracts against the underlying type under source
generation by @​RaphaelFakhri in
domaindrivendev/Swashbuckle.AspNetCore#4131

## New Contributors

* @​ldeluigi made their first contribution in
domaindrivendev/Swashbuckle.AspNetCore#3976
* @​superstator made their first contribution in
domaindrivendev/Swashbuckle.AspNetCore#4084
* @​desjoerd made their first contribution in
domaindrivendev/Swashbuckle.AspNetCore#3998
* @​RaphaelFakhri made their first contribution in
domaindrivendev/Swashbuckle.AspNetCore#4115
* @​AleksaMCode made their first contribution in
domaindrivendev/Swashbuckle.AspNetCore#4125
* @​nonsoikem made their first contribution in
domaindrivendev/Swashbuckle.AspNetCore#4126
* @​GabeSilvaDev made their first contribution in
domaindrivendev/Swashbuckle.AspNetCore#4152
* @​JulianThoms made their first contribution in
domaindrivendev/Swashbuckle.AspNetCore#4182

**Full Changelog**:
domaindrivendev/Swashbuckle.AspNetCore@v10.2.3...v10.3.0


Commits viewable in [compare
view](domaindrivendev/Swashbuckle.AspNetCore@v10.2.3...v10.3.0).
</details>

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[Plugin EP] Graph assignment API returns no subgraphs for an executed Add

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