[clang] [llvm] [AArch64][SME] Save VG for unwind info when changing streaming-mode (PR #83301)
Eli Friedman via llvm-commits
llvm-commits at lists.llvm.org
Fri Jun 7 12:32:43 PDT 2024
================
@@ -196,12 +196,14 @@ bool AArch64FunctionInfo::needsAsyncDwarfUnwindInfo(
const MachineFunction &MF) const {
if (!NeedsAsyncDwarfUnwindInfo) {
const Function &F = MF.getFunction();
+ const AArch64FunctionInfo *AFI = MF.getInfo<AArch64FunctionInfo>();
// The check got "minsize" is because epilogue unwind info is not emitted
// (yet) for homogeneous epilogues, outlined functions, and functions
// outlined from.
- NeedsAsyncDwarfUnwindInfo = needsDwarfUnwindInfo(MF) &&
- F.getUWTableKind() == UWTableKind::Async &&
- !F.hasMinSize();
+ NeedsAsyncDwarfUnwindInfo =
+ (needsDwarfUnwindInfo(MF) && F.getUWTableKind() == UWTableKind::Async &&
----------------
efriedma-quic wrote:
Oh, also, this should probably be `NeedsAsyncDwarfUnwindInfo = needsDwarfUnwindInfo(MF) && ((F.getUWTableKind() == UWTableKind::Async && !F.hasMinSize()) || AFI->hasStreamingModeChanges());`.
https://github.com/llvm/llvm-project/pull/83301
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