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[WIP] Buffer strides are required by tensorize #1725

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[WIP] Buffer strides are required by tensorize #1725

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3 changes: 3 additions & 0 deletions python/tvm/schedule.py
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Expand Up @@ -139,6 +139,9 @@ def vstore(self, begin, value):
begin = (begin,) if isinstance(begin, (int, _expr.Expr)) else begin
return _api_internal._BufferVStore(self, begin, value)

def make_stride_view(self):

@tqchen tqchen Sep 17, 2018

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document this function

return _api_internal._BufferMakeStrideView(self)


@register_node
class Split(NodeBase):
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2 changes: 1 addition & 1 deletion python/tvm/tensor_intrin.py
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Expand Up @@ -79,7 +79,7 @@ def decl_tensor_intrin(op,
buf = (binds[t] if t in binds else
_api.decl_buffer(t.shape, t.dtype, t.op.name,
data_alignment=cfg.data_alignment,
offset_factor=cfg.offset_factor))
offset_factor=cfg.offset_factor).make_stride_view())
binds_list.append(buf)

body = fcompute(binds_list[:len(inputs)], binds_list[len(inputs):])
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6 changes: 6 additions & 0 deletions src/api/api_lang.cc
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Expand Up @@ -220,6 +220,12 @@ TVM_REGISTER_API("_BufferVStore")
.vstore(args[1], args[2]);
});

TVM_REGISTER_API("_BufferMakeStrideView")
.set_body([](TVMArgs args, TVMRetValue* ret) {
*ret = args[0].operator Buffer()
.MakeStrideView();
});

TVM_REGISTER_API("_Tensor")
.set_body([](TVMArgs args, TVMRetValue* ret) {
*ret = TensorNode::make(args[0],
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