CodeGen: Remove MachineModuleInfo reference from MachineFunction (#100357)

This avoids another unserializable field. Move the DbgInfoAvailable
field into the AsmPrinter, which is only really a cache/convenience
bit for checking a direct IR module metadata check.

1 files changed, 6 insertions, 6 deletions

diff --git a/llvm/lib/CodeGen/MachineFunction.cpp b/llvm/lib/CodeGen/MachineFunction.cpp
index 6179925..40bde20 100644
--- a/llvm/lib/CodeGen/MachineFunction.cpp
+++ b/llvm/lib/CodeGen/MachineFunction.cpp
@@ -162,9 +162,9 @@ static inline Align getFnStackAlignment(const TargetSubtargetInfo *STI,
 }
 
 MachineFunction::MachineFunction(Function &F, const LLVMTargetMachine &Target,
-                                 const TargetSubtargetInfo &STI,
-                                 unsigned FunctionNum, MachineModuleInfo &mmi)
-    : F(F), Target(Target), STI(&STI), Ctx(mmi.getContext()), MMI(mmi) {
+                                 const TargetSubtargetInfo &STI, MCContext &Ctx,
+                                 unsigned FunctionNum)
+    : F(F), Target(Target), STI(&STI), Ctx(Ctx) {
   FunctionNumber = FunctionNum;
   init();
 }
@@ -659,9 +659,9 @@ bool MachineFunction::needsFrameMoves() const {
   // 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.
-  return getMMI().hasDebugInfo() ||
-         getTarget().Options.ForceDwarfFrameSection ||
-         F.needsUnwindTableEntry();
+  return getTarget().Options.ForceDwarfFrameSection ||
+         F.needsUnwindTableEntry() ||
+         !F.getParent()->debug_compile_units().empty();
 }
 
 namespace llvm {