[ModuleInterface] Add new SwiftParseableInterfaceDeps file type (.sid).

Author: graydon

include/swift/Basic/FileTypes.def

@@ -50,6 +50,8 @@ TYPE("swiftmodule",         SwiftModuleFile,           "swiftmodule",     "")
 TYPE("swiftdoc",            SwiftModuleDocFile,        "swiftdoc",        "")
 TYPE("swiftinterface",      SwiftParseableInterfaceFile, \
                                                        "swiftinterface",  "")
+TYPE("swiftinterfacedeps",  SwiftParseableInterfaceDeps, \
+                                                       "sid",             "")
 TYPE("assembly",            Assembly,                  "s",               "")
 TYPE("raw-sil",             RawSIL,                    "sil",             "")
 TYPE("raw-sib",             RawSIB,                    "sib",             "")

lib/Basic/FileTypes.cpp

@@ -79,6 +79,7 @@ bool file_types::isTextual(ID Id) {
   case file_types::TY_ModuleTrace:
   case file_types::TY_OptRecord:
   case file_types::TY_SwiftParseableInterfaceFile:
+  case file_types::TY_SwiftParseableInterfaceDeps:
     return true;
   case file_types::TY_Image:
   case file_types::TY_Object:
@@ -135,6 +136,7 @@ bool file_types::isAfterLLVM(ID Id) {
   case file_types::TY_ModuleTrace:
   case file_types::TY_OptRecord:
   case file_types::TY_SwiftParseableInterfaceFile:
+  case file_types::TY_SwiftParseableInterfaceDeps:
     return false;
   case file_types::TY_INVALID:
     llvm_unreachable("Invalid type ID.");
@@ -167,6 +169,7 @@ bool file_types::isPartOfSwiftCompilation(ID Id) {
   case file_types::TY_SwiftModuleFile:
   case file_types::TY_SwiftModuleDocFile:
   case file_types::TY_SwiftParseableInterfaceFile:
+  case file_types::TY_SwiftParseableInterfaceDeps:
   case file_types::TY_SerializedDiagnostics:
   case file_types::TY_ClangModuleFile:
   case file_types::TY_SwiftDeps:

lib/Driver/Driver.cpp

@@ -1780,6 +1780,7 @@ void Driver::buildActions(SmallVectorImpl<const Action *> &TopLevelActions,
       case file_types::TY_ModuleTrace:
       case file_types::TY_OptRecord:
       case file_types::TY_SwiftParseableInterfaceFile:
+      case file_types::TY_SwiftParseableInterfaceDeps:
         // We could in theory handle assembly or LLVM input, but let's not.
         // FIXME: What about LTO?
         Diags.diagnose(SourceLoc(), diag::error_unexpected_input_file,

lib/Driver/ToolChains.cpp

@@ -438,6 +438,7 @@ const char *ToolChain::JobContext::computeFrontendModeForCompile() const {
   case file_types::TY_TBD:
   case file_types::TY_OptRecord:
   case file_types::TY_SwiftParseableInterfaceFile:
+  case file_types::TY_SwiftParseableInterfaceDeps:
     llvm_unreachable("Output type can never be primary output.");
   case file_types::TY_INVALID:
     llvm_unreachable("Invalid type ID");
@@ -670,6 +671,7 @@ ToolChain::constructInvocation(const BackendJobAction &job,
     case file_types::TY_ModuleTrace:
     case file_types::TY_OptRecord:
     case file_types::TY_SwiftParseableInterfaceFile:
+    case file_types::TY_SwiftParseableInterfaceDeps:
       llvm_unreachable("Output type can never be primary output.");
     case file_types::TY_INVALID:
       llvm_unreachable("Invalid type ID");