support
1. Pass level UT for ToThreeAddress
2. Pass level UT for AutoPoly
  test 3 patterns for ToThreeAddress pass

Merge pull request !74 from lingyunli63/support_gpu_ops

Merge pull request !73 from chenlei_autodiff/matmul_tiling

Merge pull request !72 from ConnZhai/conn

  1.Arithmetic priority adjustment
  2.Instruction selection

Merge pull request !71 from Gaoxiong/master

Merge pull request !70 from looop5/akg_master

Merge pull request !52 from cyun/710_pragma_insn_emit_fix

Merge pull request !55 from peiwenfang/0710_gtest

Modify content:
Submitter:p00355434
Reviewer:

Merge pull request !59 from lvwenyuan/support-gpu

!53 support dynamical memory allocation ratio adjustment in micro-tuning for allocation exceed problem
Merge pull request !53 from yangsijia/feature/micro-tuning

Merge pull request !47 from yangsijia/enhance-vectorization-analysis

Merge pull request !64 from looop5/matmul

Merge pull request !45 from looop5/opt_broadcast

Merge pull request !51 from looop5/fused_op_testcases

Merge pull request !43 from wangzhuo325/matmul_add_bias

Merge pull request !62 from hanhuifeng/adagrad_case_bug

Merge pull request !50 from LuoYin/unittest_ms

Merge pull request !48 from yangsijia/add-dma-align-strategy

Merge pull request !46 from yangsijia/add-core-num-and-granularity-balance-model

Merge pull request !39 from wYann/split_tail_pass

Merge pull request !40 from LuoYin/unittest_cpp