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8 Commits

Author SHA1 Message Date
Rob Suderman cd2d736963 [mlir][tosa] Limit right-shift to 31 bits 
Right shift can occur that is a 32-bit right shift. This is undefined behavior.

Reviewed By: mehdi_amini

Differential Revision: https://reviews.llvm.org/D117732
 2022-01-20 14:39:57 -08:00
natashaknk 310e9636ca [tosa][mlir] Support dynamic batch dimension for ops where the batch dim is explicit 
Dynamic batch for rescale, gather, max_pool, avg_pool, conv2D and depthwise_conv2D. Split helper functions into a separate header file.

Reviewed By: rsuderman

Differential Revision: https://reviews.llvm.org/D117031
 2022-01-12 14:16:50 -08:00
Rob Suderman 0763f12213 [mlir][tosa] Handle rescale case where shift > 63 
It is possible for the shift value to exceed the number of bits. In these
cases we can just multiply by zero. This is relatively rare occurence but
should be handled.

Reviewed By: not-jenni

Differential Revision: https://reviews.llvm.org/D115779
 2021-12-16 15:30:48 -08:00
Rob Suderman 8662a2f208 [mlir][tosa] Relax ranked constraint on quantization builder 
TosaOp defintion had an artificial constraint that the input/output types
needed to be ranked to invoke the quantization builder. This is correct as an
unranked tensor could still be quantized.

Reviewed By: NatashaKnk

Differential Revision: https://reviews.llvm.org/D109863
 2021-09-16 11:43:47 -07:00
Stella Laurenzo ac3587f272 NFC: (re-apply) Fix some post-review nits for the Tosa dialect. 
This reverts commit 330398052d.

Differential Revision: https://reviews.llvm.org/D91006
 2020-11-07 10:02:56 -08:00
Stella Laurenzo 330398052d Revert "NFC: Fix some post-review nits for the Tosa dialect." 
* Introduced issue in debug builds.

This reverts commit b5fcd06105.
 2020-11-07 09:35:49 -08:00
Stella Laurenzo b5fcd06105 NFC: Fix some post-review nits for the Tosa dialect. 
* Moved various loose functions to either the mlir::tosa namespace or made static
* Fixed an unused variable warning in TosaMakeBroadcastable.cpp.
 2020-11-07 08:54:31 -08:00
Suraj Sudhir b28121133d TOSA MLIR Dialect 
This is the TOSA MLIR Dialect described in the following MLIR RFC: https://llvm.discourse.group/t/rfc-tosa-dialect-in-mlir/1971/24

Reviewed By: stellaraccident

Differential Revision: https://reviews.llvm.org/D90411
 2020-11-07 08:38:09 -08:00