GitLab

* Add compiler options

* Add copy operators

* Formatting

* Use run_passes in tests

* Formatting

* Use run_pass in schedule test

* Formatting

* Add compile_options to get_passes in target

* Formatting

* Offload copy option

* Formatting

* Copy using pinned memory

* Formatting

* Improve performance of gpu copying

* Formatting

* Dont copy

* Formatting

* Always make an extra copy

* Formatting

* Remove unused write op

* Add missing include

* Remove copy_to_gpu function in python api

* Make offload copy disabled by default on C++

* Formatting

* Fix tidy issues

* Formatting

* Fix namespace

* Fix python tests

* Turn clang format off since its broken

* Fix compile error on gcc 5

* Remove commented code

* add the slice test example on gpu.

* change the gpu slice test according to comments.

* rename cpu_lowering to lowering, rename cpu_target to target, so consistent with gpu side.

* fix the format of a file CMakeLists.txt.

* Revert "change the gpu slice test according to comments."

This reverts commit 721bbb180d11811dc914d60fd8a1c91926e3f947.

* Revert "add the slice test example on gpu."

This reverts commit 68dabb05adffd429e5e5d10c3a1def2b06489f63.

* fix a format for the file doc/src/reference/targets.rst