[Lldb-commits] [lldb] [lldb] New expedited register specfication for unavailable regs (PR #193894)

[Jason Molenda via lldb-commits]

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@@ -274,23 +295,31 @@ bool GDBRemoteRegisterContext::ReadRegisterBytes(const RegisterInfo *reg_info) {
           success = false;
         else {
           // Read the containing register if it hasn't already been read
-          if (!GetRegisterIsValid(prim_reg))
+          if (GetRegisterIsUnfetched(prim_reg))
             success = GetPrimordialRegister(prim_reg_info, gdb_comm);
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jasonmolenda wrote:

This is probably the kind of thing I'd like to hear @DavidSpickett 's opinion on as well, what we think the refetch behavior should be for registers that could not be read once, or we read & only got partial data.

https://github.com/llvm/llvm-project/pull/193894