SIL: add Builder.createCondBranch

Author: eeckstein

SwiftCompilerSources/Sources/SIL/Builder.swift

@@ -567,6 +567,12 @@ public struct Builder {
     }
   }
 
+  @discardableResult
+  public func createCondBranch(condition: Value, trueBlock: BasicBlock, falseBlock: BasicBlock) -> CondBranchInst {
+    let condBr = bridged.createCondBranch(condition.bridged, trueBlock.bridged, falseBlock.bridged)
+    return notifyNew(condBr.getAs(CondBranchInst.self))
+  }
+
   @discardableResult
   public func createUnreachable() -> UnreachableInst {
     let ui = bridged.createUnreachable()

include/swift/SIL/SILBridging.h

@@ -1282,6 +1282,9 @@ struct BridgedBuilder{
                                                                            bool isOnStack = false) const;                                                                                  
   SWIFT_IMPORT_UNSAFE BRIDGED_INLINE BridgedInstruction createBranch(BridgedBasicBlock destBlock,
                                                                      BridgedValueArray arguments) const;
+  SWIFT_IMPORT_UNSAFE BRIDGED_INLINE BridgedInstruction createCondBranch(BridgedValue condition,
+                                                                         BridgedBasicBlock trueBlock,
+                                                                         BridgedBasicBlock falseBlock) const;
   SWIFT_IMPORT_UNSAFE BRIDGED_INLINE BridgedInstruction createUnreachable() const;
   SWIFT_IMPORT_UNSAFE BRIDGED_INLINE BridgedInstruction createObject(BridgedType type, BridgedValueArray arguments,
                                                                      SwiftInt numBaseElements) const;

include/swift/SIL/SILBridgingImpl.h

@@ -2531,6 +2531,13 @@ BridgedInstruction BridgedBuilder::createBranch(BridgedBasicBlock destBlock, Bri
                                    arguments.getValues(argValues))};
 }
 
+BridgedInstruction BridgedBuilder::createCondBranch(BridgedValue condition,
+                                                    BridgedBasicBlock trueBlock,
+                                                    BridgedBasicBlock falseBlock) const {
+  return {unbridged().createCondBranch(regularLoc(), condition.getSILValue(), trueBlock.unbridged(),
+                                       falseBlock.unbridged())};
+}
+
 BridgedInstruction BridgedBuilder::createUnreachable() const {
   return {unbridged().createUnreachable(loc.getLoc().getLocation())};
 }