Merge pull request #72251 from nate-chandler/nfc/20240311/1/alloc_stack-flag-from-swift

[NFC] SIL: Expose alloc_stack flag to Swift sources.

Author: nate-chandler

SwiftCompilerSources/Sources/SIL/Builder.swift

@@ -87,8 +87,10 @@ public struct Builder {
   }
 
   public func createAllocStack(_ type: Type, hasDynamicLifetime: Bool = false,
-                               isLexical: Bool = false, usesMoveableValueDebugInfo: Bool = false) -> AllocStackInst {
-    let dr = bridged.createAllocStack(type.bridged, hasDynamicLifetime, isLexical, usesMoveableValueDebugInfo)
+                               isLexical: Bool = false, isFromVarDecl: Bool = false,
+                               usesMoveableValueDebugInfo: Bool = false) -> AllocStackInst {
+    let dr = bridged.createAllocStack(type.bridged, hasDynamicLifetime, isLexical,
+                                      isFromVarDecl, usesMoveableValueDebugInfo)
     return notifyNew(dr.getAs(AllocStackInst.self))
   }
 

include/swift/SIL/SILBridging.h

@@ -1128,8 +1128,9 @@ struct BridgedBuilder{
   SWIFT_IMPORT_UNSAFE BRIDGED_INLINE BridgedInstruction createCondFail(BridgedValue condition,
                                                                        BridgedStringRef message) const;
   SWIFT_IMPORT_UNSAFE BRIDGED_INLINE BridgedInstruction createIntegerLiteral(BridgedType type, SwiftInt value) const;
-  SWIFT_IMPORT_UNSAFE BRIDGED_INLINE BridgedInstruction createAllocStack(BridgedType type,
-                                          bool hasDynamicLifetime, bool isLexical, bool wasMoved) const;
+  SWIFT_IMPORT_UNSAFE BRIDGED_INLINE BridgedInstruction
+  createAllocStack(BridgedType type, bool hasDynamicLifetime, bool isLexical,
+                   bool isFromVarDecl, bool wasMoved) const;
   SWIFT_IMPORT_UNSAFE BRIDGED_INLINE BridgedInstruction createAllocVector(BridgedValue capacity,
                                                                           BridgedType type) const;
   SWIFT_IMPORT_UNSAFE BRIDGED_INLINE BridgedInstruction createDeallocStack(BridgedValue operand) const;

include/swift/SIL/SILBridgingImpl.h

@@ -1460,13 +1460,15 @@ BridgedInstruction BridgedBuilder::createIntegerLiteral(BridgedType type, SwiftI
 }
 
 BridgedInstruction BridgedBuilder::createAllocStack(BridgedType type,
-                                    bool hasDynamicLifetime, bool isLexical, bool wasMoved) const {
+                                                    bool hasDynamicLifetime,
+                                                    bool isLexical,
+                                                    bool isFromVarDecl,
+                                                    bool wasMoved) const {
   return {unbridged().createAllocStack(
       regularLoc(), type.unbridged(), std::nullopt,
       swift::HasDynamicLifetime_t(hasDynamicLifetime),
-      swift::IsLexical_t(isLexical),
-      // TODO: Add this as an argument.
-      swift::IsNotFromVarDecl, swift::UsesMoveableValueDebugInfo_t(wasMoved))};
+      swift::IsLexical_t(isLexical), swift::IsFromVarDecl_t(isFromVarDecl),
+      swift::UsesMoveableValueDebugInfo_t(wasMoved))};
 }
 
 BridgedInstruction BridgedBuilder::createAllocVector(BridgedValue capacity, BridgedType type) const {