Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/8044#discussion_r36594345
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/CodeGenerator.scala
---
@@ -265,6 +266,43 @@ class CodeGenContext {
def isPrimitiveType(jt: String): Boolean = primitiveTypes.contains(jt)
def isPrimitiveType(dt: DataType): Boolean =
isPrimitiveType(javaType(dt))
+
+ /**
+ * Splits the generated code of expressions into multiple functions,
because function has
+ * 64kb code size limit in JVM
+ */
+ def splitExpressions(input: String, expressions: Seq[String]): String = {
--- End diff --
can you document what "input" is here?
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