1 files changed, 22 insertions, 0 deletions
diff --git a/source/slang/slang-ir.cpp b/source/slang/slang-ir.cpp
index 9d538a774..6112beaf2 100644
--- a/source/slang/slang-ir.cpp
+++ b/source/slang/slang-ir.cpp
@@ -3109,6 +3109,17 @@ namespace Slang
         return inst;
     }
 
+    IRInst* IRBuilder::emitBackwardDifferentiateInst(IRType* type, IRInst* baseFn)
+    {
+        auto inst = createInst<IRBackwardDifferentiate>(
+            this,
+            kIROp_BackwardDifferentiate,
+            type,
+            baseFn);
+        addInst(inst);
+        return inst;
+    }
+
     IRInst* IRBuilder::emitMakeDifferentialPair(IRType* type, IRInst* primal, IRInst* differential)
     {
         IRInst* args[] = {primal, differential};
@@ -4556,6 +4567,17 @@ namespace Slang
         return inst;
     }
 
+    IRInst* IRBuilder::emitNeg(IRType* type, IRInst* value)
+    {
+        auto inst = createInst<IRInst>(
+            this,
+            kIROp_Neg,
+            type,
+            value);
+        addInst(inst);
+        return inst;
+    }
+
     IRInst* IRBuilder::emitAdd(IRType* type, IRInst* left, IRInst* right)
     {
         auto inst = createInst<IRInst>(