[SIL] [Parser] Move ParserSIL into SIL library.

Move the source files from ParserSIL into the SIL library and remove the
ParserSIL library. ParsersSIL doesn't need to be its own library and this change will
simplify our builds.

Author: zoecarver

lib/CMakeLists.txt

@@ -31,7 +31,6 @@ add_subdirectory(Markup)
 add_subdirectory(Migrator)
 add_subdirectory(Option)
 add_subdirectory(Parse)
-add_subdirectory(ParseSIL)
 add_subdirectory(PrintAsObjC)
 add_subdirectory(RemoteAST)
 add_subdirectory(Sema)

lib/Frontend/CMakeLists.txt

@@ -20,7 +20,6 @@ target_link_libraries(swiftFrontend PRIVATE
   swiftSIL
   swiftMigrator
   swiftOption
-  swiftParseSIL
   swiftSILGen
   swiftSILOptimizer
   swiftIRGen

lib/ParseSIL/CMakeLists.txt

@@ -24,6 +24,7 @@ endmacro()
 add_subdirectory(IR)
 add_subdirectory(Utils)
 add_subdirectory(Verifier)
+add_subdirectory(Parser)
 
 add_swift_host_library(swiftSIL STATIC
   ${SIL_SOURCES})

lib/SIL/CMakeLists.txt

@@ -0,0 +1,4 @@
+sil_register_sources(
+  ParseSIL.cpp
+)
+

lib/SIL/Parser/CMakeLists.txt

@@ -33,7 +33,6 @@ target_link_libraries(SourceKitSwiftLang PRIVATE
   swiftAST
   swiftMarkup
   swiftParse
-  swiftParseSIL
   swiftSIL
   swiftSILGen
   swiftSILOptimizer