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100 Commits
Author SHA1 Message Date
chenyuandGitHub a60b5f77ac fix torch backend out= into a view (#17210) 2026-07-25 21:04:42 -04:00
chenyuandGitHub f902513355 derive torch backend dispatch from the aten schema (#17203) 2026-07-25 14:21:38 -04:00
chenyuandGitHub 983ad3bd95 fix torch backend batchnorm backward (#17201) 2026-07-25 13:15:09 -04:00
chenyuandGitHub 8a10892f5a fix torch backend as_strided (#17195) 
0 means 0 offset
 2026-07-25 02:24:17 -04:00
chenyuandGitHub 4c58b260fb less wrong calculate_storage_offset (#17194) 
initially for speed, then realized it's just wrong
 2026-07-25 01:53:54 -04:00
chenyuandGitHub 9970a0aad0 fix Tensor << Tensor for x86 (#17082) 
* fix Tensor << Tensor for x86

* torch
 2026-07-19 12:31:05 -04:00
chenyuandGitHub 2c915c61ed no CONST(DEVICE) in torch_backend (#16499) 2026-06-04 00:26:47 -04:00
chenyuandGitHub 8a4203638a make full with buffer=False deviceless (#16483) 
affects arange and eye
 2026-06-03 12:35:59 -04:00
chenyuandGitHub 7e7b481ba7 less CONST(DEVICE) (#16452) 
* less CONST(DEVICE)

no DEVICE for single device in const_like, multi has other issues

* maybe

* that?
 2026-06-01 15:55:12 -04:00
George HotzandGitHub edca5df25a flip offset and shape in pad and shrink (#16414) 
* flip offset and shape in pad and shrink

* dumb test
 2026-05-28 11:58:19 -07:00
George HotzandGitHub 8ee3a37524 shrink/pad use (new_shape, offset) (#16405) 
* shrink uses offset and shape

* pad does too

* fix
 2026-05-27 15:13:08 -07:00
chenyuandGitHub c33b767407 bring back test and torch backend change for unique const (#16403) 2026-05-27 15:16:08 -04:00
chenyuandGitHub 945ed4f689 revert const unique changes (#16395) 2026-05-27 00:06:41 -04:00
chenyuandGitHub d861c50dce remove unique_const (#16382) 2026-05-26 13:53:31 -04:00
chenyuandGitHub 9b00defc8c Revert "remove unique_const (#16372)" (#16380) 
This reverts commit 09019d6761.
 2026-05-26 12:30:07 -04:00
chenyuandGitHub 09019d6761 remove unique_const (#16372) 
* remove unique_const

* fix SDWA thing

* that?
 2026-05-26 12:18:03 -04:00
chenyuandGitHub 31424cda71 Tensor.requires_grad -> is_param (#16325) 
for optimizer
 2026-05-21 19:39:57 -04:00
chenyuandGitHub 3942a80f66 fix wrong kwargs passed into rands (#16149) 
working towards explicit args for these
 2026-05-11 22:22:06 -04:00
Vikram RangarajanandGitHub effa263865 Torch backend aten::cat.out fix (#16121) 
* Handle empty 1D tensors in cat_out

* Undid other changes

* Fixed torch cat

* Improved cat.out, added more tests

* Cleaned code

* Type hinted dim

* Removed whitespace
 2026-05-11 16:28:16 -07:00
chenyuandGitHub 1483f7e71c support shift by Tensor (#15623) 
* support shift by Tensor

* use mixin
 2026-04-06 15:14:57 -04:00
chenyuandGitHub 6e30a5f5ea update shifts in torch backend (#15622) 2026-04-06 14:08:33 -04:00
chenyuandGitHub 842c978df3 remove staticmethod dtypes.max/min (#15227) 
always use x.dtype.max/min
 2026-03-11 23:11:24 -04:00
Roelof van DijkandGitHub d65923bda5 tensor.py: add normalize function (#15159) 
* tensor.py: add normalize function

* p==0 should match torch
 2026-03-05 18:55:53 +08:00
chenyuandGitHub 9052db678f remove allow_shape_mismatch in Tensor.replace (#14536) 
move all logic to torch_backend and not hacking Tensor method
 2026-02-04 12:38:18 -05:00
chenyuandGitHub 67f91e897b UOp.is_contiguous -> UOp.has_buffer_identity [pr] (#14530) 
one more confusing buffer related method, but it's definitely not is_contiguous
 2026-02-04 09:21:26 -05:00
chenyuandGitHub e3601788fa update torch backend function (#14333) 
those have tensor.py implementation
 2026-01-25 16:39:34 -05:00
chenyuandGitHub 986e865830 fix TINY_BACKEND=1 cumsum (#14138) 
* fix TINY_BACKEND=1 cumsum

old hack was wrong, need to apply contiguous on the input

* test time

* test_linalg_svd is slow
 2026-01-14 09:54:49 -05:00
chenyuandGitHub e610821c52 Tensor.cummin and Tensor.nonzero (#14131) 2026-01-13 15:09:56 -05:00
chenyuandGitHub 176a934ddd Tensor.diagonal support offset and dims (#14130) 2026-01-13 14:49:06 -05:00
chenyuandGitHub 2a217ba206 tinybackend isin and log10 (#14120) 
can use tinygrad directly
 2026-01-13 14:14:09 -05:00
chenyuandGitHub 05fcb57696 also return index in Tensor.cummax (#14117) 
* also return index in Tensor.cummax

* fix
 2026-01-12 22:42:10 -05:00
Roelof van DijkandGitHub 1058748440 torch backend: no aten.detach for torch 2.10 compat (#13381) 
* this works, less cpp?

* simpler = better

* keep torch 2.9 working as well
 2025-11-20 09:12:15 -08:00
Roelof van DijkGitHubGeorge Hotz
 		0dc2ff431d fix: revive torch backend (#13280) 
* fix: revive torch backend

* as_strided view vs copy

* Revert "as_strided view vs copy"

This reverts commit 82a61223f2.

* add extra tests (move inplace, add fusion tests)

* better fusion with inplace_op

* no optimizer hooks (break mnist training fusion)

* split off fusion tests in separate file, assert on resnet fusion

fix: remove comments

* cleanup, reduce diff

* reduce diff

* better fusion and identity checks

---------

Co-authored-by: George Hotz <[email protected]>
 2025-11-19 15:26:50 -08:00
DanielGitHubchenyu
 		d65bd669f8 update tiny torch backend hook (#12575) 
* update the backend to fix torch deprecation warning

* use param_hook to avoid full backward hook needlessly firing on inputs which do not require gradients

* fix indentation

---------

Co-authored-by: chenyu <[email protected]>
 2025-10-15 14:02:33 -04:00
George HotzandGitHub fb61f3519f remove assign contiguous hack (#12659) 
* remove assign contiguous hack

* remove bad contiguous usage in torch backend

* assign
 2025-10-14 16:42:14 +08:00
chenyuandGitHub 12a910f1d2 update torch 2.8 (#12172) 
support _reshape_alias. something is wrong with one case of unfold
 2025-09-14 15:19:03 -04:00
chenyuandGitHub fb8ee02424 Tensor.logaddexp (#11793) 2025-08-23 09:15:00 -04:00
Joshua KissoonandGitHub c44760c89d torch backend: fix arange, add linalg.cross, add tests (#11628) 2025-08-11 23:34:41 -04:00
kevvzGitHubchenyu
 		c3cfcb50cb Add linalg_det and test for torch backend (#11405) 
* add linalg_det and test

* space

---------

Co-authored-by: chenyu <[email protected]>
 2025-07-30 22:04:44 -04:00
वेदांतandGitHub e368628736 Add amin support to Tensor operations in Torch backend (#11290) 
* intiger div mod fix

* Revert "intiger div mod fix"

This reverts commit d5d2f201bf.

* feat arg_min support

* tets update

* test fix
 2025-07-21 09:14:08 -04:00
kevvzandGitHub b7af9cf849 clean svd tests, set full_matrices false in torch backend (#11113) 
* clean tests, set full_matrices false

* add more shape asserts
 2025-07-06 13:55:49 -04:00
chenyuandGitHub ba88ec3ad0 pipe linalg svd to torch (#11109) 
and found a bug in svd
 2025-07-06 08:37:25 -04:00
chenyuandGitHub 49bba2f0a0 improve test_nll_loss (#10986) 
build target and weight tensors outside so it tests backward too.
 2025-06-26 02:46:55 -04:00
Utkarsh GillGitHubUtkarsh Gill
 		7f9958b632 Fix torch.linalg.diagonal crash due to invalid shrink in to_movement_ops (#10945) 
* fix as_strided shrink bug breaking torch.linalg.diagonal on tinygrad backend

* cleanup

* generic fix

* tests

* cmp with diagonal too

* oops

* move tests

* fix test

* remove unnecessary import

* fix assert

* compare against numpy

---------

Co-authored-by: Utkarsh Gill <[email protected]>
 2025-06-24 15:36:06 -04:00
chenyuandGitHub 18e264a449 Tensor.logsigmoid (#10955) 2025-06-24 11:16:14 -04:00
George HotzandGitHub 32e9949052 rename lazydata to uop (#10698) 2025-06-08 08:42:22 -07:00
XingyuandGitHub 7a1bfb668d Implement linalg_eigh function for tensor eigenvalue decomposition in torch backend (#10612) 
* Implement private _linalg_eigh function for tensor eigenvalue decomposition in torch backend

* Add unit test for linalg.eigh function in TestTorchBackend

This test verifies the eigenvalue decomposition of a 2x2 tensor using the linalg.eigh function, ensuring the computed eigenvalues and reconstructed tensor match the expected results.
 2025-06-04 07:59:50 -04:00
geohotstanandGitHub 602a145f8f Add Tensor.unfold (#10518) 
* yoinked 10272

* eitanturok's fixes

* hmmm should size be sint?

* add test
 2025-05-26 11:15:44 -04:00
George HotzandGitHub 411392dfb7 move files into uop dir (#10399) 
* move files into uop dir [pr]

* tinygrad.uop is a thing

* fix uop docs, no pr

* fix viz
 2025-05-18 11:38:28 -07:00
XingyuandGitHub 286b0f4051 Add equal function implementation and corresponding test (#10351) 
- Implemented a new function `equal` in the torch backend to compare two tensors for equality.
- Added unit tests for the `equal` function to verify its correctness with different tensor inputs.
 2025-05-16 23:39:49 -07:00