================
@@ -3839,3 +3839,14 @@ SIRegisterInfo::getSubRegAlignmentNumBits(const
TargetRegisterClass *RC,
}
return 0;
}
+
+SmallVector<SmallString<8>>
+SIRegisterInfo::getVRegFlagsOfReg(Register Reg,
+ const MachineFunction &MF) const {
+ SmallVector<SmallString<8>> RegFlags;
+ const SIMachineFunctionInfo *FuncInfo = MF.getInfo<SIMachineFunctionInfo>();
+ if (FuncInfo->checkFlag(Reg, AMDGPU::VirtRegFlag::WWM_REG)) {
+ RegFlags.push_back(SmallString<8>("WWM_REG"));
+ }
----------------
arsenm wrote:
I expect only literals, so could use StringRef or StringLiteral
https://github.com/llvm/llvm-project/pull/110229
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