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3 commits

Author SHA1 Message Date
Yang Gu
c5f3952b68
[js/webgpu] Introduce trace support (#18928)
This is to leverage console.timeStamp to add a single marker to
browsers' (only Chromium and Firefox support it) performance tool. With
this support, we can dump both CPU and GPU timestamps, and use
post-processing tool to clearly understand the calibrated timeline. A
demo tool can be found at https://github.com/webatintel/ort-test, and
more detailed info can be found at

https://docs.google.com/document/d/1TuVxjE8jnELBXdhI4QGFgMnUqQn6Q53QA9y4a_dH688/edit.
2024-01-03 10:13:17 -08:00
Yulong Wang
9a61388f0a
[js/web] revise backend registration (#18715)
### Description
This PR revises the backend registration.

The following describes the expected behavior after this change:
(**bolded are changed behavior**)

- (ort.min.js - built without webgpu support)
    - loading: do not register 'webgpu' backend
- creating session without EP list: use default EP list ['webnn', 'cpu',
'wasm']
- creating session with ['webgpu'] as EP list: should fail with backend
not available
- (ort.webgpu.min.js - built with webgpu support)
    - loading: **always register 'webgpu' backend**
( previous behavior: only register 'webgpu' backend when `navigator.gpu`
is available)
- creating session without EP list: use default EP list ['webgpu',
'webnn', 'cpu', 'wasm']
        - when WebGPU is available (win): use WebGPU backend
- when WebGPU is unavailable (android): **should fail backend init,**
and try to use next backend in the list, 'webnn'
(previous behavior: does not fail backend init, but fail in JSEP init,
which was too late to switch to next backend)
    - creating session with ['webgpu'] as EP list
        - when WebGPU is available (win): use WebGPU backend
- when WebGPU is unavailable (android): **should fail backend init, and
because no more EP listed, fail.


related PRs: #18190 #18144
2023-12-20 14:45:55 -08:00
Caroline Zhu
e3b043ba17
[js/web/training] runTrainStep implementation (#18006)
### Description
* based on design document & following InferenceSession's run
implementation, implemented TrainingSession.runTrainStep

### Motivation and Context
* Adding web bindings for training

#### Related work
* #16521 allowed for training artifacts to be built
* #17333 added interfaces for training
* #17474 allowed for training package to be built + added training
backend to web package
* #17891 implementation for createTrainingSession on the TypeScript side
**[SHOULD BE MERGED IN BEFORE THIS PR]**

---------

Co-authored-by: Yulong Wang <7679871+fs-eire@users.noreply.github.com>
Co-authored-by: Ashwini Khade <askhade@microsoft.com>
2023-11-02 08:32:50 -07:00
Renamed from js/web/lib/wasm/session-handler.ts (Browse further)