* when there is no intrin func, using body for initialization. For issue 714.

* Refine code per review comments, and add a test case.

* Fix lint issues.

* Re-organize the tensorize test cases, and add a new case for none-reset
mode.

* Fix a typo.

* Delete the unit case because merged it into test_schedule_tensorize.py already.

* always use new tensor in its stage when rewrite for cache read

* revert previous changes to sync up with master

* support using the ptr with an original offset

* update test case and fix CI error

Basic WebGL Backend

* [SCHEDULE]enable partition const loop with build flag (#719)

    * enable partition loop with build flag

    * add a testcase, and modify LoopPartition related cases

*     * add document for split_const_loop

* [PASS/SETUP] Fix minior issues

* fix lint

* Support vector operations for AMD (llvm IR)

* fix whitespace

* update comments, docstring

* [PASS] copy intrin

* update comment thanks to derisavi

* [ARITH] Improve detect linear equation

* fix doc

* [SCHEDULE][PASS] support storage_align of certain axis

* fix lint

* [RUNTIME][PASS] Allow declare vector type array

* fix bcast

* [BUFFER] Enable vload/store function in buffer

* ok

* [PASS] Refactor thread storage sync to a common visitor

* Fix the sync scope check behavior

* [GRAPH] Add GraphHandle

* Move to apps/graph_executor

* [STORAGE][BUFFER] Support access ptr for clear access pattern.

* fix lint

* prefetch interface added

* prefetch python comments modified. prefetch info data structure maintained.

* start injecting prefetches. first step (domain touch) implemented.

* domain touch tested.

* Prefetch ir_mutator and ir_visitor dispatch registered.

* modify domain touched from passing a func_ref to passing a tensor

* modify domain touched from passing a func_ref to passing a tensor

* modify Tensor copy to Tensor ref

* temp commit for rebase

* debug info removed, typo fixed, ready to rebase

* prefetch flatten test add!

* roll back builtin functions to side effect functions

* lint error fixed!

* add cache line size to storage flatten argument

* forgot modifications add

* change code style to dmlc-like; get rid of can_prove, use manually compute instead

* python lint error fixed

* modify instrinsic name to pass tests

* [TEST] get rid of str(), replace them by accessing attributes

* change map to list comprehension

* redundant numpy import removed

* [RUNTIME] Add workspace pool

* fix doc

* fix the free list

* avoid zero size

* [RUNTIME] Add System Lib

* lint

* lint

* fix compile

* [C API] Make DSL API registerable, add copy from/to raw bytes

* fix cython

* [CODEGEN/PASS] add restricted, alignment option

* fix lint

* Fix the alloca

* [IR] Add body to AssertStmt

* fix lint

* [TAG] Add op_tag module for tagging operator

* Fix accroading to comments

* Add example

* Add into doc

* Add --fix-missing for docker

* [REFACTOR/PASS] Formalize argument bind and match util

* grammar

* [LANG] Expose tvm.cast

* Update

* Add unittest