rampitec added inline comments.
================
Comment at: llvm/lib/Target/AMDGPU/SIFormMemoryClauses.cpp:191-199
+ MCRegister RepReg;
+ for (MCRegister R : *MRI->getRegClass(Reg)) {
+ if (!MRI->isReserved(R)) {
+ RepReg = R;
+ break;
+ }
+ }
----------------
arsenm wrote:
> This is a problem because I've removed forAllLanes.
>
> This is a hack, we should be using a different register class for cases that
> don't support a given subregister index not scanning for an example
> non-reserved register
This would be massive duplication of all instructions with such operands, isn't
it?
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D96906/new/
https://reviews.llvm.org/D96906
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