PR #27393 [CPU/CUDA EP] Add DeformConv op support

[CPU/CUDA EP] Add DeformConv op support #27393

tianleiwu merged 58 commits into microsoft:main from ShirasawaSama:feature/add-deform-conv-2d-support

ShirasawaSama changed the title ~~Feature/add deform conv 2d support~~ Add deform conv 2d support 87 days ago

fs-eire requested a review from

copilot-pull-request-reviewer 86 days ago

copilot-pull-request-reviewer commented on 2026-02-20

ShirasawaSama changed the title ~~Add deform conv 2d support~~ [CPU/CUDA EP] Add DeformConv op support 83 days ago

ShirasawaSama force pushed from 2d85c093 to bb17da52 80 days ago

github-advanced-security commented on 2026-02-28

tianleiwu commented on 2026-02-28

ShirasawaSama force pushed from bb17da52 to 7d2b779e 77 days ago

ShirasawaSama marked this pull request as draft 77 days ago

ShirasawaSama force pushed from 1e5babad to 1222ad4a 77 days ago

github-advanced-security commented on 2026-03-01

ShirasawaSama marked this pull request as ready for review 75 days ago

ShirasawaSama requested a review from

tianleiwu 75 days ago

github-advanced-security commented on 2026-03-05

ShirasawaSama marked this pull request as draft 73 days ago

ShirasawaSama marked this pull request as ready for review 71 days ago

ShirasawaSama force pushed from 9d7d29dc to cbe1eca8 71 days ago

tianleiwu dismissed these changes on 2026-03-11

tianleiwu requested a review from

copilot-pull-request-reviewer 67 days ago

tianleiwu dismissed their stale review 67 days ago

please address remaining issues

copilot-pull-request-reviewer commented on 2026-03-11

ShirasawaSama marked this pull request as draft 66 days ago

ShirasawaSama marked this pull request as ready for review 66 days ago

ShirasawaSama force pushed from 7adfb05a to c5d86e71 64 days ago

tianleiwu requested a review from

copilot-pull-request-reviewer 62 days ago

copilot-pull-request-reviewer commented on 2026-03-16

tianleiwu dismissed these changes on 2026-03-16

ShirasawaSama dismissed their stale review via d7127544 62 days ago

tianleiwu dismissed these changes on 2026-03-17

tianleiwu enabled auto-merge (squash) 60 days ago

disabled auto-merge 60 days ago
Head branch was pushed to by a user without write access

ShirasawaSama dismissed their stale review via 454eea1d 60 days ago

Add deform conv 2d cpu execution provider support

4790b094

Add more tests

abfec39e

Add cuda support for deformconv2d

a0c50604

Improve deformconv cuda pref

dd8e7f1c

Add more test cases

c5bd48af

Fix copilot suggestions

952b3a12

Fix default attrs value of DeformConv

e5c043c6

Fix schema definition for DeformConv op

eee517da

Refactor DeformConv test cases

12b19c8a

Fix OrtMemTypeCPUInput issue and add cuda error check

d6c19be5

Remove GemmEx double specialization

12fd042b

Fix potential integer overflow in CUDA DeformableIm2ColKernel

9b069e33

Optimize CPU DeformableIm2Col loop order for better cache locality

cbadf131

Parallelize CPU DeformConv Im2Col and bias addition

a9515683

Use GPU free memory in DeformConv temp memory heuristic

f1a98325

Extract DeformConvAttributes to shared header

d99994ff

DeformConv op shared attributes and validation

7d7f66ea

Refactor attributes/validation and optimize CUDA DeformConvIm2Col kernel

8b5a13f5

Add DeformConv OnnxModelTest with reference ONNX model

e5ec6def

Optimize GetGreatestDivisorBelowBound in CUDA DeformConv

14cf455d

Document symmetric-padding-only limitation in deform_conv_test_gen

4121178a

Skip cuda DeformConv op copy kernel when cur_parallel==1

df9d0b10

Reformat code

03cc5e5b

Fix cuda fp16 test cases

d9f65fb7

Fix int64_t to ptrdiff_t conversion in deform_conv

15fe856f

Resolve pipeline failures caused by unit tests

931c3862

Add comments and handle unused variables

fedd3898

Address review feedback and align with Conv behavior

7ebc4988

Optimize DeformConv cpu bias add with Eigen SIMD

0479aded

Document GEMM layout trick in DeformConv cuBLAS path

f7819f14

Use int64_t for bilinear interpolation indices

34fae7d1

refactor(DeformConv CPU): template UseMask and improve im2col perform…

173fd6be

perf(DeformConv CPU): optimize im2col and BilinearInterpolate

33e4866b

Early OOB check for BilinearInterpolate

a482eb5e

Shrink DeformConv CUDA mutex to UpdateState only

b46f922c

Use cublasGemmStridedBatched for gemm_writes_directly path in DeformC…

82d12283

Early OOB check for BilinearInterpolate

a482eb5e

Shrink DeformConv CUDA mutex to UpdateState only

b46f922c

Fix var name

da18ee30

Drop mask==0 branch in im2col to match CPU behavior

dcd00c30

Fix C4244 in deform_conv_op_test by casting rtol/atol to float

f2d8f5df

Use cached totalGlobalMem for temp budget, remove cudaMemGetInfo and …

a25c1f4a

Document int indices in CUDA BilinearInterpolate

d98f3399

Document prime-batch fallback to single-image chunks in DeformConv Ge…

c2bf6f40

Refine deform conv test generator imports and ONNX model save usage

a8920b42

Optimize DeformConv CPU bilinear interpolation

b7b46813

Enforce 2D attribute lengths and validate kernel_shape/pads/overflow-…

46f176c4

Clarify DeformConv OnnxModelTest comment as ORT-reference smoke test

7cd167b2

DeformConv EmptyBatch test expects failure when batch size N is zero

ada5ca39

Allow DeformConv empty batch

17b155ac

Update docs

288e4c02

ShirasawaSama force pushed from 454eea1d to 288e4c02 55 days ago

tianleiwu enabled auto-merge (squash) 55 days ago

tianleiwu approved these changes on 2026-03-23

tianleiwu merged 163f6149 into main 55 days ago

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onnxruntime [CPU/CUDA EP] Add DeformConv op support #27393 Merged

[CPU/CUDA EP] Add DeformConv op support #27393

onnxruntime
[CPU/CUDA EP] Add DeformConv op support
#27393

Merged