llvm

30e1d2f3 - [SYCLLowerIR][GlobalOffset] Fix collection order of load's defs (#20428)

[SYCLLowerIR][GlobalOffset] Fix collection order of load's defs (#20428) This PR fixes two issues in previous logic: * phi user of @llvm.amdgcn.implicit.offset call is not handled. * post-order collecting load's defs is wrong, producing wrong order in `PtrUses`.