vinx13 commented on code in PR #14252:
URL: https://github.com/apache/tvm/pull/14252#discussion_r1131767137
##########
python/tvm/relax/backend/contrib/cutlass.py:
##########
@@ -51,21 +52,59 @@ def _is_supported_dtype(lhs_dtype, rhs_dtype):
)
-def _check_matmul(
- match_result: Mapping[DFPattern, Expr],
- _: Expr,
-) -> bool:
- matmul_call: Call = None
+def _find_call(op_name: str, match_result: Mapping[DFPattern, Expr]) ->
Optional[Expr]:
+ result = None
+
for pattern, expr in match_result.items():
if (
isinstance(expr, Call)
and isinstance(pattern, CallPattern)
and isinstance(expr.op, tvm.ir.Op)
- and expr.op.name == "relax.matmul"
+ and expr.op.name == op_name
):
- matmul_call = expr
+ if result is not None:
+ raise ValueError(f"Found multiple matched call node for
{op_name}")
+ result = expr
+
+ return result
+
+
+def _check_conv2d(
+ match_result: Mapping[DFPattern, Expr],
+ _: Expr,
+):
+ """Check if the given conv2d workload can be offloaded to CUTLASS."""
+
+ conv2d_call = _find_call("relax.nn.conv2d", match_result)
+ if conv2d_call is None:
+ return False
+
+ data_layout = conv2d_call.attrs.data_layout
+ kernel_layout = conv2d_call.attrs.kernel_layout
+ data, weight, *_ = conv2d_call.args
+ if (
+ data_layout != "NHWC"
+ or kernel_layout != "OHWI"
+ or not _is_supported_dtype(data.struct_info.dtype,
weight.struct_info.dtype)
+ ):
+ return False
+
+ # pylint: disable=invalid-name
+ IC = data.struct_info.shape.values[3]
+ OC = weight.struct_info.shape.values[0]
+ # not depthwise conv2d
Review Comment:
the codegen part for depthwise is still missing
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