Current list:
core
affine
amdgpu
arc
arch64
arm
arm64
avr
bpf
canonicalize
csky
cuda
fold
globalisel
gpu
hexagon
hip
lanai
linalg
linux
lto
m68k
macos
mips
mlgo
msp430
nvptx
ods
pdl
pdll
pgo
powerpc
ptx
python
regalloc
rfc
riscv
runtime
sparc
sparse
systemz
thinlto
webassembly
windows
x86
xcore