[amdgpu] Default to code object v3
authorJon Chesterfield <jonathanchesterfield@gmail.com>
Tue, 15 Dec 2020 01:10:41 +0000 (01:10 +0000)
committerJon Chesterfield <jonathanchesterfield@gmail.com>
Tue, 15 Dec 2020 01:11:09 +0000 (01:11 +0000)
commit4b2e7d0215021d0d1df1a6319884b21d33936265
tree31300e8807504e6fe85d4af4168f6dcbfe59b075
parentd2ed9d6b7ec6ae837aac0b2d2920c1e34b89d00b
[amdgpu] Default to code object v3

[amdgpu] Default to code object v3
v4 is not yet readily available, and doesn't appear
to be implemented in the back end

Reviewed By: t-tye

Differential Revision: https://reviews.llvm.org/D93258
clang/include/clang/Driver/Options.td
clang/lib/Driver/ToolChains/CommonArgs.cpp
llvm/docs/AMDGPUUsage.rst