Optimizer: add Options.noAllocations

Author: eeckstein

SwiftCompilerSources/Sources/Optimizer/PassManager/Options.swift

@@ -36,8 +36,12 @@ struct Options {
     _bridged.enableAddressDependencies()
   }
 
+  var noAllocations: Bool {
+    _bridged.noAllocations()
+  }
+
   var enableEmbeddedSwift: Bool {
-    _bridged.hasFeature(.Embedded)
+    hasFeature(.Embedded)
   }
 
   var enableMergeableTraps: Bool {

include/swift/SILOptimizer/OptimizerBridging.h

@@ -385,6 +385,7 @@ struct BridgedPassContext {
   bool enableSimplificationFor(BridgedInstruction inst) const;
   SWIFT_IMPORT_UNSAFE BRIDGED_INLINE BridgedDeclObj getCurrentModuleContext() const;
   BRIDGED_INLINE bool enableWMORequiredDiagnostics() const;
+  BRIDGED_INLINE bool noAllocations() const;
 
   // Temporary for AddressableParameters Bootstrapping.
   BRIDGED_INLINE bool enableAddressDependencies() const;

include/swift/SILOptimizer/OptimizerBridgingImpl.h

@@ -591,6 +591,11 @@ bool BridgedPassContext::enableWMORequiredDiagnostics() const {
   return mod->getOptions().EnableWMORequiredDiagnostics;
 }
 
+bool BridgedPassContext::noAllocations() const {
+  swift::SILModule *mod = invocation->getPassManager()->getModule();
+  return mod->getOptions().NoAllocations;
+}
+
 bool BridgedPassContext::enableAddressDependencies() const {
   swift::SILModule *mod = invocation->getPassManager()->getModule();
   return mod->getOptions().EnableAddressDependencies;