Add Op dot

[wlxjhyf]

PR Category

Operator

Type of Change

Add new operator

Description

Implement dot operator, support Float32, Float16，BFloat16。
The operator implementation is to split the dot operator into two steps, the first step implementing elementwise level multiplication, and the second step implementing summation.
At present, in order to ensure accuracy requirements, the intermediate results are saved as float32 type in the first step.

Issue

#394

Progress

• Change is properly reviewed (1 reviewer required, 2 recommended).
• Change is responded to an issue.
• Change is fully covered by a UT.

Performance

correctness

performance