================
@@ -1642,9 +1642,22 @@ ThreadSP ProcessGDBRemote::SetThreadStopInfo(
}
ThreadGDBRemote *gdb_thread = static_cast<ThreadGDBRemote
*>(thread_sp.get());
- RegisterContextSP gdb_reg_ctx_sp(gdb_thread->GetRegisterContext());
+ RegisterContextSP reg_ctx_sp(gdb_thread->GetRegisterContext());
- gdb_reg_ctx_sp->InvalidateIfNeeded(true);
+ reg_ctx_sp->InvalidateIfNeeded(true);
+
+ // AArch64 SVE/SME specific code below updates SVE and ZA register sizes and
+ // offsets if value of VG or SVG registers has changed since last stop.
+ const ArchSpec &arch = GetTarget().GetArchitecture();
+ if (arch.IsValid() && arch.GetTriple().isAArch64()) {
----------------
DavidSpickett wrote:
It needs to modify the register context itself, so it's unlikely that it'll be
as clean as that but I can give it a go. At least the ABI plugin could give a
yes/no as to whether reconfiguring should occur.
https://github.com/llvm/llvm-project/pull/70742
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