[AMDGPU] Cleanup AMDGPUUsage.rst
authorTony <Tony.Tye@amd.com>
Thu, 22 Oct 2020 07:15:41 +0000 (07:15 +0000)
committerTony <Tony.Tye@amd.com>
Sat, 24 Oct 2020 06:21:27 +0000 (06:21 +0000)
commitbf6518a806acc3fc20e5413586607d045b7c2732
tree1004f6fa58e5b8907c73352953d1db903215e206
parentd590c854303959bcaa78746a62b9a8f81583c111
[AMDGPU] Cleanup AMDGPUUsage.rst

- Layout and typo improvements.
- Add memory spaces section.
- reStructure syntax fixes.

Differential Revision: https://reviews.llvm.org/D90002
llvm/docs/AMDGPUUsage.rst