Further unify the autodiff passes. (#2574)

* Further unify the autodiff passes.

* Fix clang compilation error.

* Rename ForwardDerivativeTranscriber->ForwardDiffTranscriber.

* Remove unused fields from Transcriber classes.

* More small cleanups.

* Cleanup.

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/source/slang/slang-ir-util.cpp b/source/slang/slang-ir-util.cpp
index 5c4590abe..81b5d636a 100644
--- a/source/slang/slang-ir-util.cpp
+++ b/source/slang/slang-ir-util.cpp
@@ -129,4 +129,18 @@ IROp getTypeStyle(BaseType op)
     }
 }
 
+IRInst* specializeWithGeneric(IRBuilder& builder, IRInst* genericToSpecialize, IRGeneric* userGeneric)
+{
+    List<IRInst*> genArgs;
+    for (auto param : userGeneric->getFirstBlock()->getParams())
+    {
+        genArgs.add(param);
+    }
+    return builder.emitSpecializeInst(
+        builder.getTypeKind(),
+        genericToSpecialize,
+        (UInt)genArgs.getCount(),
+        genArgs.getBuffer());
+}
+
 }