================
@@ -183,11 +183,28 @@ class FunctionLoweringInfo {
std::vector<std::pair<MachineInstr*, unsigned> > PHINodesToUpdate;
unsigned OrigNumPHINodesToUpdate;
+ /// \name Exception Handling
+ /// \{
+
/// If the current MBB is a landing pad, the exception pointer and exception
/// selector registers are copied into these virtual registers by
/// SelectionDAGISel::PrepareEHLandingPad().
unsigned ExceptionPointerVirtReg, ExceptionSelectorVirtReg;
+ /// The current call site index being processed, if any. 0 if none.
+ unsigned CurCallSite = 0;
+ // TODO: Ideally, what we'd like is to have a switch that allows emitting
+ // synchronous (precise at call-sites only) CFA into .eh_frame. However,
+ // even under this switch, we'd like .debug_frame to be precise when using
+ // -g. At this moment, there's no way to specify that some CFI directives
+ // go into .eh_frame only, while others go into .debug_frame only.
+
+ /// Set the call site currently being processed.
+ void setCurrentCallSite(unsigned Site) { CurCallSite = Site; }
----------------
dpaoliello wrote:
Please move these down next to the rest of the functions
https://github.com/llvm/llvm-project/pull/100369
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