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new 99defd25c4 [Relax][PyTorch] Add support for torch.repeat (#17304)
99defd25c4 is described below
commit 99defd25c40c75b00395df1d2d58c84d2e0bd9ca
Author: Masahiro Hiramori <[email protected]>
AuthorDate: Wed Aug 28 04:37:30 2024 +0900
[Relax][PyTorch] Add support for torch.repeat (#17304)
* add test
* add support for torch.repeat
* remove debug print
---
python/tvm/relax/frontend/torch/fx_translator.py | 9 ++++++
tests/python/relax/test_frontend_from_fx.py | 36 ++++++++++++++++++++++++
2 files changed, 45 insertions(+)
diff --git a/python/tvm/relax/frontend/torch/fx_translator.py
b/python/tvm/relax/frontend/torch/fx_translator.py
index 6d01283d3e..676f63b5c3 100644
--- a/python/tvm/relax/frontend/torch/fx_translator.py
+++ b/python/tvm/relax/frontend/torch/fx_translator.py
@@ -640,6 +640,14 @@ class TorchFXImporter:
dim = None
return self.block_builder.emit(relax.op.squeeze(x, dim))
+ def _repeat(self, node: fx.node.Node) -> relax.Var:
+ import torch # type: ignore
+
+ args = self.retrieve_args(node)
+ if isinstance(args[1], (torch.Size, tuple, list)):
+ return self.block_builder.emit(relax.op.tile(args[0],
tuple(args[1])))
+ return self.block_builder.emit(relax.op.tile(args[0], args[1:]))
+
def _tile(self, node: fx.node.Node) -> relax.Var:
import torch # type: ignore
@@ -1484,6 +1492,7 @@ class TorchFXImporter:
"expand": self._expand,
"flatten": self._flatten,
"permute": self._permute,
+ "repeat": self._repeat,
"reshape": self._reshape,
"split": self._split,
"tile": self._tile,
diff --git a/tests/python/relax/test_frontend_from_fx.py
b/tests/python/relax/test_frontend_from_fx.py
index 5398fe3420..c6c4f25972 100644
--- a/tests/python/relax/test_frontend_from_fx.py
+++ b/tests/python/relax/test_frontend_from_fx.py
@@ -3311,6 +3311,42 @@ def test_transpose():
verify_model(Transpose(), input_info, {}, expected1)
+def test_repeat():
+ class Tile1(Module):
+ def forward(self, x: torch.Tensor):
+ return x.repeat(2)
+
+ class Tile2(Module):
+ def forward(self, x: torch.Tensor):
+ return x.repeat(4, 2)
+
+ @tvm.script.ir_module
+ class expected1:
+ @R.function
+ def main(x: R.Tensor((3,), dtype="float32")) -> R.Tensor((6,),
dtype="float32"):
+ # block 0
+ with R.dataflow():
+ lv: R.Tensor((6,), dtype="float32") = R.tile(x, 2)
+ gv: R.Tensor((6,), dtype="float32") = lv
+ R.output(gv)
+ return gv
+
+ @tvm.script.ir_module
+ class expected2:
+ @R.function
+ def main(x: R.Tensor((1, 3), dtype="float32")) -> R.Tensor((4, 6),
dtype="float32"):
+ # block 0
+ with R.dataflow():
+ lv: R.Tensor((4, 6), dtype="float32") = R.tile(x, [4, 2])
+ gv: R.Tensor((4, 6), dtype="float32") = lv
+ R.output(gv)
+ return gv
+
+ verify_model(Tile1(), [([3], "float32")], {}, expected1)
+ verify_model(Tile2(), [([1, 3], "float32")], {}, expected2)
+ verify_model(Tile2(), [(torch.Size([1, 3]), "float32")], {}, expected2)
+
+
def test_view():
input_info = [([1, 2, 3, 4], "float32")]
