[gn] port be9c083 (CAS on-disk changes)

Author: nico

llvm/utils/gn/secondary/llvm/include/llvm/Config/BUILD.gn

@@ -301,7 +301,6 @@ write_cmake_config("llvm-config") {
     "LLVM_BUILD_SHARED_LIBS=",
     "LLVM_ENABLE_LLVM_C_EXPORT_ANNOTATIONS=",
     "LLVM_ENABLE_TELEMETRY=",
-    "LLVM_ENABLE_ONDISK_CAS=",
     "LLVM_DEFAULT_TARGET_TRIPLE=$llvm_target_triple",
     "LLVM_ENABLE_DEBUGLOC_TRACKING_COVERAGE=",
     "LLVM_ENABLE_DEBUGLOC_TRACKING_ORIGIN=",
@@ -367,6 +366,12 @@ write_cmake_config("llvm-config") {
     values += [ "LLVM_ENABLE_DIA_SDK=" ]
   }
 
+  if (llvm_enable_ondisk_cas) {
+    values += [ "LLVM_ENABLE_ONDISK_CAS=1" ]
+  } else {
+    values += [ "LLVM_ENABLE_ONDISK_CAS=" ]
+  }
+
   if (llvm_enable_threads) {
     values += [ "LLVM_ENABLE_THREADS=1" ]
   } else {

llvm/utils/gn/secondary/llvm/include/llvm/Config/config.gni

@@ -1,4 +1,7 @@
 declare_args() {
   # Iterate unordered llvm containers in reverse.
   llvm_enable_reverse_iteration = false
+
+  # Iterate unordered llvm containers in reverse.
+  llvm_enable_ondisk_cas = false
 }

llvm/utils/gn/secondary/llvm/lib/CAS/BUILD.gn

@@ -10,6 +10,8 @@ static_library("CAS") {
     "ObjectStore.cpp",
     "OnDiskCommon.cpp",
     "OnDiskDataAllocator.cpp",
+    "OnDiskGraphDB.cpp",
+    "OnDiskKeyValueDB.cpp",
     "OnDiskTrieRawHashMap.cpp",
   ]
 }

llvm/utils/gn/secondary/llvm/unittests/CAS/BUILD.gn

@@ -1,3 +1,4 @@
+import("//llvm/include/llvm/Config/config.gni")
 import("//third-party/unittest/unittest.gni")
 
 unittest("CASTests") {
@@ -10,8 +11,15 @@ unittest("CASTests") {
     "ActionCacheTest.cpp",
     "CASTestConfig.cpp",
     "ObjectStoreTest.cpp",
-    "OnDiskDataAllocatorTest.cpp",
-    "OnDiskTrieRawHashMapTest.cpp",
-    "ProgramTest.cpp",
   ]
+
+  if (llvm_enable_ondisk_cas) {
+    sources += [
+      "OnDiskDataAllocatorTest.cpp",
+      "OnDiskGraphDBTest.cpp",
+      "OnDiskKeyValueDBTest.cpp",
+      "OnDiskTrieRawHashMapTest.cpp",
+      "ProgramTest.cpp",
+    ]
+  }
 }