Merge "Handle missing dependencies in mixed builds"
diff --git a/aidl_library/aidl_library.go b/aidl_library/aidl_library.go
index 9b5f0a8..8a84e6b 100644
--- a/aidl_library/aidl_library.go
+++ b/aidl_library/aidl_library.go
@@ -22,6 +22,10 @@
 	"github.com/google/blueprint/proptools"
 )
 
+var PrepareForTestWithAidlLibrary = android.FixtureRegisterWithContext(func(ctx android.RegistrationContext) {
+	registerAidlLibraryBuildComponents(ctx)
+})
+
 func init() {
 	registerAidlLibraryBuildComponents(android.InitRegistrationContext)
 }
diff --git a/aidl_library/aidl_library_test.go b/aidl_library/aidl_library_test.go
index 42fa536..d9b410a 100644
--- a/aidl_library/aidl_library_test.go
+++ b/aidl_library/aidl_library_test.go
@@ -19,10 +19,6 @@
 	"testing"
 )
 
-var PrepareForTestWithAidlLibrary = android.FixtureRegisterWithContext(func(ctx android.RegistrationContext) {
-	registerAidlLibraryBuildComponents(ctx)
-})
-
 func TestAidlLibrary(t *testing.T) {
 	t.Parallel()
 	ctx := android.GroupFixturePreparers(
diff --git a/android/allowlists/allowlists.go b/android/allowlists/allowlists.go
index 5b7f117..751a4cb 100644
--- a/android/allowlists/allowlists.go
+++ b/android/allowlists/allowlists.go
@@ -85,6 +85,7 @@
 		"development/apps/DevelopmentSettings":        Bp2BuildDefaultTrue,
 		"development/apps/Fallback":                   Bp2BuildDefaultTrue,
 		"development/apps/WidgetPreview":              Bp2BuildDefaultTrue,
+		"development/python-packages/adb":             Bp2BuildDefaultTrueRecursively,
 		"development/samples/BasicGLSurfaceView":      Bp2BuildDefaultTrue,
 		"development/samples/BluetoothChat":           Bp2BuildDefaultTrue,
 		"development/samples/BrokenKeyDerivation":     Bp2BuildDefaultTrue,
@@ -211,6 +212,7 @@
 		"frameworks/av/media/module/minijail":                Bp2BuildDefaultTrueRecursively,
 		"frameworks/av/services/minijail":                    Bp2BuildDefaultTrueRecursively,
 		"frameworks/base/libs/androidfw":                     Bp2BuildDefaultTrue,
+		"frameworks/base/libs/services":                      Bp2BuildDefaultTrue,
 		"frameworks/base/media/tests/MediaDump":              Bp2BuildDefaultTrue,
 		"frameworks/base/proto":                              Bp2BuildDefaultTrue,
 		"frameworks/base/services/tests/servicestests/aidl":  Bp2BuildDefaultTrue,
@@ -221,6 +223,7 @@
 		"frameworks/base/tools/streaming_proto":              Bp2BuildDefaultTrueRecursively,
 		"frameworks/hardware/interfaces/stats/aidl":          Bp2BuildDefaultTrue,
 		"frameworks/libs/modules-utils/build":                Bp2BuildDefaultTrueRecursively,
+		"frameworks/libs/net/common/native":                  Bp2BuildDefaultTrueRecursively,
 		"frameworks/native/libs/adbd_auth":                   Bp2BuildDefaultTrueRecursively,
 		"frameworks/native/libs/arect":                       Bp2BuildDefaultTrueRecursively,
 		"frameworks/native/libs/gui":                         Bp2BuildDefaultTrue,
@@ -570,6 +573,9 @@
 		//external/fec
 		"libfec_rs",
 
+		//frameworks/base/core/java
+		"IDropBoxManagerService_aidl",
+
 		//system/core/libsparse
 		"libsparse",
 
@@ -751,6 +757,10 @@
 		"CaptivePortalLogin",
 
 		"libstagefright_headers",
+
+		// aidl
+		"aidl",
+		"libaidl-common",
 	}
 
 	Bp2buildModuleTypeAlwaysConvertList = []string{
@@ -1556,10 +1566,10 @@
 	// also be built - do not add them to this list.
 	StagingMixedBuildsEnabledList = []string{
 		// M13: media.swcodec launch
-		// TODO(b/282042844): reenable
-		// "com.android.media.swcodec",
-		// "test_com.android.media.swcodec",
-		// "libstagefright_foundation",
+		"com.android.media.swcodec",
+		"test_com.android.media.swcodec",
+		"libstagefright_foundation",
+		"libcodec2_hidl@1.0",
 	}
 
 	// These should be the libs that are included by the apexes in the ProdMixedBuildsEnabledList
diff --git a/android/androidmk.go b/android/androidmk.go
index aa411d1..62f82f2 100644
--- a/android/androidmk.go
+++ b/android/androidmk.go
@@ -42,7 +42,7 @@
 }
 
 func RegisterAndroidMkBuildComponents(ctx RegistrationContext) {
-	ctx.RegisterSingletonType("androidmk", AndroidMkSingleton)
+	ctx.RegisterParallelSingletonType("androidmk", AndroidMkSingleton)
 }
 
 // Enable androidmk support.
diff --git a/android/api_levels.go b/android/api_levels.go
index fa919fd..2391e6c 100644
--- a/android/api_levels.go
+++ b/android/api_levels.go
@@ -22,7 +22,7 @@
 )
 
 func init() {
-	RegisterSingletonType("api_levels", ApiLevelsSingleton)
+	RegisterParallelSingletonType("api_levels", ApiLevelsSingleton)
 }
 
 const previewAPILevelBase = 9000
diff --git a/android/bazel_handler.go b/android/bazel_handler.go
index a3c51c2..35f880c 100644
--- a/android/bazel_handler.go
+++ b/android/bazel_handler.go
@@ -699,9 +699,6 @@
 		// We don't need to set --host_platforms because it's set in bazelrc files
 		// that the bazel shell script wrapper passes
 
-		// Explicitly disable downloading rules (such as canonical C++ and Java rules) from the network.
-		"--experimental_repository_disable_download",
-
 		// Suppress noise
 		"--ui_event_filters=-INFO",
 		"--noshow_progress",
diff --git a/android/buildinfo_prop.go b/android/buildinfo_prop.go
index 46f6488..8e19ad5 100644
--- a/android/buildinfo_prop.go
+++ b/android/buildinfo_prop.go
@@ -23,7 +23,7 @@
 
 func init() {
 	ctx := InitRegistrationContext
-	ctx.RegisterSingletonModuleType("buildinfo_prop", buildinfoPropFactory)
+	ctx.RegisterParallelSingletonModuleType("buildinfo_prop", buildinfoPropFactory)
 }
 
 type buildinfoPropProperties struct {
diff --git a/android/config.go b/android/config.go
index 9e94e05..4f0a64d 100644
--- a/android/config.go
+++ b/android/config.go
@@ -183,6 +183,16 @@
 	return String(c.config.productVariables.DeviceMaxPageSizeSupported)
 }
 
+// The release version passed to aconfig, derived from RELEASE_VERSION
+func (c Config) ReleaseVersion() string {
+	return c.config.productVariables.ReleaseVersion
+}
+
+// The flag values files passed to aconfig, derived from RELEASE_VERSION
+func (c Config) ReleaseDeviceConfigValueSets() []string {
+	return c.config.productVariables.ReleaseDeviceConfigValueSets
+}
+
 // A DeviceConfig object represents the configuration for a particular device
 // being built. For now there will only be one of these, but in the future there
 // may be multiple devices being built.
@@ -292,6 +302,9 @@
 	// modules that aren't mixed-built for at least one variant will cause a build
 	// failure
 	ensureAllowlistIntegrity bool
+
+	// List of Api libraries that contribute to Api surfaces.
+	apiLibraries map[string]struct{}
 }
 
 type deviceConfig struct {
@@ -612,6 +625,33 @@
 	config.BazelContext, err = NewBazelContext(config)
 	config.Bp2buildPackageConfig = GetBp2BuildAllowList()
 
+	// TODO(b/276958307): Replace the hardcoded list to a sdk_library local prop.
+	config.apiLibraries = map[string]struct{}{
+		"android.net.ipsec.ike":             {},
+		"art.module.public.api":             {},
+		"conscrypt.module.public.api":       {},
+		"framework-adservices":              {},
+		"framework-appsearch":               {},
+		"framework-bluetooth":               {},
+		"framework-connectivity":            {},
+		"framework-connectivity-t":          {},
+		"framework-graphics":                {},
+		"framework-media":                   {},
+		"framework-mediaprovider":           {},
+		"framework-ondevicepersonalization": {},
+		"framework-permission":              {},
+		"framework-permission-s":            {},
+		"framework-scheduling":              {},
+		"framework-sdkextensions":           {},
+		"framework-statsd":                  {},
+		"framework-sdksandbox":              {},
+		"framework-tethering":               {},
+		"framework-uwb":                     {},
+		"framework-virtualization":          {},
+		"framework-wifi":                    {},
+		"i18n.module.public.api":            {},
+	}
+
 	return Config{config}, err
 }
 
@@ -1969,8 +2009,20 @@
 func (c *config) SetBuildFromTextStub(b bool) {
 	c.buildFromTextStub = b
 }
+
 func (c *config) AddForceEnabledModules(forceEnabled []string) {
 	for _, forceEnabledModule := range forceEnabled {
 		c.bazelForceEnabledModules[forceEnabledModule] = struct{}{}
 	}
 }
+
+func (c *config) SetApiLibraries(libs []string) {
+	c.apiLibraries = make(map[string]struct{})
+	for _, lib := range libs {
+		c.apiLibraries[lib] = struct{}{}
+	}
+}
+
+func (c *config) GetApiLibraries() map[string]struct{} {
+	return c.apiLibraries
+}
diff --git a/android/gen_notice.go b/android/gen_notice.go
index 091345b..1acc638 100644
--- a/android/gen_notice.go
+++ b/android/gen_notice.go
@@ -28,7 +28,7 @@
 
 // Register the gen_notice module type.
 func RegisterGenNoticeBuildComponents(ctx RegistrationContext) {
-	ctx.RegisterSingletonType("gen_notice_build_rules", GenNoticeBuildRulesFactory)
+	ctx.RegisterParallelSingletonType("gen_notice_build_rules", GenNoticeBuildRulesFactory)
 	ctx.RegisterModuleType("gen_notice", GenNoticeFactory)
 }
 
diff --git a/android/metrics.go b/android/metrics.go
index 3d41a1d..63c72cd 100644
--- a/android/metrics.go
+++ b/android/metrics.go
@@ -42,7 +42,7 @@
 }
 
 func init() {
-	RegisterSingletonType("soong_metrics", soongMetricsSingletonFactory)
+	RegisterParallelSingletonType("soong_metrics", soongMetricsSingletonFactory)
 }
 
 func soongMetricsSingletonFactory() Singleton { return soongMetricsSingleton{} }
diff --git a/android/module.go b/android/module.go
index d8f4f77..604ba24 100644
--- a/android/module.go
+++ b/android/module.go
@@ -3743,7 +3743,7 @@
 }
 
 func init() {
-	RegisterSingletonType("buildtarget", BuildTargetSingleton)
+	RegisterParallelSingletonType("buildtarget", BuildTargetSingleton)
 }
 
 func BuildTargetSingleton() Singleton {
diff --git a/android/register.go b/android/register.go
index 1a3db9d..64b0207 100644
--- a/android/register.go
+++ b/android/register.go
@@ -65,16 +65,19 @@
 	// True if this should be registered as a pre-singleton, false otherwise.
 	pre bool
 
+	// True if this should be registered as a parallel singleton.
+	parallel bool
+
 	name    string
 	factory SingletonFactory
 }
 
-func newSingleton(name string, factory SingletonFactory) singleton {
-	return singleton{false, name, factory}
+func newSingleton(name string, factory SingletonFactory, parallel bool) singleton {
+	return singleton{pre: false, parallel: parallel, name: name, factory: factory}
 }
 
 func newPreSingleton(name string, factory SingletonFactory) singleton {
-	return singleton{true, name, factory}
+	return singleton{pre: true, parallel: false, name: name, factory: factory}
 }
 
 func (s singleton) componentName() string {
@@ -86,7 +89,7 @@
 	if s.pre {
 		ctx.RegisterPreSingletonType(s.name, adaptor)
 	} else {
-		ctx.RegisterSingletonType(s.name, adaptor)
+		ctx.RegisterSingletonType(s.name, adaptor, s.parallel)
 	}
 }
 
@@ -145,8 +148,16 @@
 	moduleTypeByFactory[factory] = name
 }
 
+func registerSingletonType(name string, factory SingletonFactory, parallel bool) {
+	singletons = append(singletons, newSingleton(name, factory, parallel))
+}
+
 func RegisterSingletonType(name string, factory SingletonFactory) {
-	singletons = append(singletons, newSingleton(name, factory))
+	registerSingletonType(name, factory, false)
+}
+
+func RegisterParallelSingletonType(name string, factory SingletonFactory) {
+	registerSingletonType(name, factory, true)
 }
 
 func RegisterPreSingletonType(name string, factory SingletonFactory) {
@@ -220,17 +231,17 @@
 func collateGloballyRegisteredSingletons() sortableComponents {
 	allSingletons := append(sortableComponents(nil), singletons...)
 	allSingletons = append(allSingletons,
-		singleton{false, "bazeldeps", BazelSingleton},
+		singleton{pre: false, parallel: true, name: "bazeldeps", factory: BazelSingleton},
 
 		// Register phony just before makevars so it can write out its phony rules as Make rules
-		singleton{false, "phony", phonySingletonFactory},
+		singleton{pre: false, parallel: false, name: "phony", factory: phonySingletonFactory},
 
 		// Register makevars after other singletons so they can export values through makevars
-		singleton{false, "makevars", makeVarsSingletonFunc},
+		singleton{pre: false, parallel: false, name: "makevars", factory: makeVarsSingletonFunc},
 
 		// Register env and ninjadeps last so that they can track all used environment variables and
 		// Ninja file dependencies stored in the config.
-		singleton{false, "ninjadeps", ninjaDepsSingletonFactory},
+		singleton{pre: false, parallel: false, name: "ninjadeps", factory: ninjaDepsSingletonFactory},
 	)
 
 	return allSingletons
@@ -259,7 +270,9 @@
 type RegistrationContext interface {
 	RegisterModuleType(name string, factory ModuleFactory)
 	RegisterSingletonModuleType(name string, factory SingletonModuleFactory)
+	RegisterParallelSingletonModuleType(name string, factory SingletonModuleFactory)
 	RegisterPreSingletonType(name string, factory SingletonFactory)
+	RegisterParallelSingletonType(name string, factory SingletonFactory)
 	RegisterSingletonType(name string, factory SingletonFactory)
 	PreArchMutators(f RegisterMutatorFunc)
 
@@ -315,8 +328,15 @@
 }
 
 func (ctx *initRegistrationContext) RegisterSingletonModuleType(name string, factory SingletonModuleFactory) {
+	ctx.registerSingletonModuleType(name, factory, false)
+}
+func (ctx *initRegistrationContext) RegisterParallelSingletonModuleType(name string, factory SingletonModuleFactory) {
+	ctx.registerSingletonModuleType(name, factory, true)
+}
+
+func (ctx *initRegistrationContext) registerSingletonModuleType(name string, factory SingletonModuleFactory, parallel bool) {
 	s, m := SingletonModuleFactoryAdaptor(name, factory)
-	ctx.RegisterSingletonType(name, s)
+	ctx.registerSingletonType(name, s, parallel)
 	ctx.RegisterModuleType(name, m)
 	// Overwrite moduleTypesForDocs with the original factory instead of the lambda returned by
 	// SingletonModuleFactoryAdaptor so that docs can find the module type documentation on the
@@ -324,12 +344,20 @@
 	RegisterModuleTypeForDocs(name, reflect.ValueOf(factory))
 }
 
-func (ctx *initRegistrationContext) RegisterSingletonType(name string, factory SingletonFactory) {
+func (ctx *initRegistrationContext) registerSingletonType(name string, factory SingletonFactory, parallel bool) {
 	if _, present := ctx.singletonTypes[name]; present {
 		panic(fmt.Sprintf("singleton type %q is already registered", name))
 	}
 	ctx.singletonTypes[name] = factory
-	RegisterSingletonType(name, factory)
+	registerSingletonType(name, factory, parallel)
+}
+
+func (ctx *initRegistrationContext) RegisterSingletonType(name string, factory SingletonFactory) {
+	ctx.registerSingletonType(name, factory, false)
+}
+
+func (ctx *initRegistrationContext) RegisterParallelSingletonType(name string, factory SingletonFactory) {
+	ctx.registerSingletonType(name, factory, true)
 }
 
 func (ctx *initRegistrationContext) RegisterPreSingletonType(name string, factory SingletonFactory) {
diff --git a/android/test_suites.go b/android/test_suites.go
index b570b23..b48d71a 100644
--- a/android/test_suites.go
+++ b/android/test_suites.go
@@ -15,7 +15,7 @@
 package android
 
 func init() {
-	RegisterSingletonType("testsuites", testSuiteFilesFactory)
+	RegisterParallelSingletonType("testsuites", testSuiteFilesFactory)
 }
 
 func testSuiteFilesFactory() Singleton {
diff --git a/android/testing.go b/android/testing.go
index 2a9c658..5ad7ad0 100644
--- a/android/testing.go
+++ b/android/testing.go
@@ -495,8 +495,18 @@
 	ctx.RegisterModuleType(name, m)
 }
 
+func (ctx *TestContext) RegisterParallelSingletonModuleType(name string, factory SingletonModuleFactory) {
+	s, m := SingletonModuleFactoryAdaptor(name, factory)
+	ctx.RegisterParallelSingletonType(name, s)
+	ctx.RegisterModuleType(name, m)
+}
+
 func (ctx *TestContext) RegisterSingletonType(name string, factory SingletonFactory) {
-	ctx.singletons = append(ctx.singletons, newSingleton(name, factory))
+	ctx.singletons = append(ctx.singletons, newSingleton(name, factory, false))
+}
+
+func (ctx *TestContext) RegisterParallelSingletonType(name string, factory SingletonFactory) {
+	ctx.singletons = append(ctx.singletons, newSingleton(name, factory, true))
 }
 
 func (ctx *TestContext) RegisterPreSingletonType(name string, factory SingletonFactory) {
diff --git a/android/variable.go b/android/variable.go
index bf66135..97171e7 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -473,6 +473,9 @@
 	ProductManufacturer string   `json:",omitempty"`
 	ProductBrand        string   `json:",omitempty"`
 	BuildVersionTags    []string `json:",omitempty"`
+
+	ReleaseVersion               string   `json:",omitempty"`
+	ReleaseDeviceConfigValueSets []string `json:",omitempty"`
 }
 
 func boolPtr(v bool) *bool {
diff --git a/android_sdk/sdk_repo_host.go b/android_sdk/sdk_repo_host.go
index 61058df..9623a8b 100644
--- a/android_sdk/sdk_repo_host.go
+++ b/android_sdk/sdk_repo_host.go
@@ -242,7 +242,7 @@
 			fmt.Fprintln(w, ".PHONY:", name, "sdk_repo", "sdk-repo-"+name)
 			fmt.Fprintln(w, "sdk_repo", "sdk-repo-"+name+":", strings.Join(s.FilesToInstall().Strings(), " "))
 
-			fmt.Fprintf(w, "$(call dist-for-goals,sdk_repo sdk-repo-%s,%s:%s-$(FILE_NAME_TAG).zip)\n\n", s.BaseModuleName(), s.outputFile.String(), s.outputBaseName)
+			fmt.Fprintf(w, "$(call dist-for-goals,sdk_repo sdk-repo-%s,%s:%s-FILE_NAME_TAG_PLACEHOLDER.zip)\n\n", s.BaseModuleName(), s.outputFile.String(), s.outputBaseName)
 		},
 	}
 }
diff --git a/apex/Android.bp b/apex/Android.bp
index 61d7fb2..0791497 100644
--- a/apex/Android.bp
+++ b/apex/Android.bp
@@ -29,7 +29,6 @@
         "bp2build.go",
         "deapexer.go",
         "key.go",
-        "metadata.go",
         "prebuilt.go",
         "testing.go",
         "vndk.go",
@@ -39,7 +38,6 @@
         "bootclasspath_fragment_test.go",
         "classpath_element_test.go",
         "dexpreopt_bootjars_test.go",
-        "metadata_test.go",
         "platform_bootclasspath_test.go",
         "systemserver_classpath_fragment_test.go",
         "vndk_test.go",
diff --git a/apex/apex.go b/apex/apex.go
index 026734e..1c79463 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -404,7 +404,7 @@
 	///////////////////////////////////////////////////////////////////////////////////////////
 	// Inputs
 
-	// Keys for apex_paylaod.img
+	// Keys for apex_payload.img
 	publicKeyFile  android.Path
 	privateKeyFile android.Path
 
@@ -2606,8 +2606,45 @@
 	ctx.WalkDepsBlueprint(func(child, parent blueprint.Module) bool { return a.depVisitor(&vctx, ctx, child, parent) })
 	vctx.normalizeFileInfo(ctx)
 	if a.privateKeyFile == nil {
-		ctx.PropertyErrorf("key", "private_key for %q could not be found", String(a.overridableProperties.Key))
-		return
+		if ctx.Config().AllowMissingDependencies() {
+			// TODO(b/266099037): a better approach for slim manifests.
+			ctx.AddMissingDependencies([]string{String(a.overridableProperties.Key)})
+			// Create placeholder paths for later stages that expect to see those paths,
+			// though they won't be used.
+			var unusedPath = android.PathForModuleOut(ctx, "nonexistentprivatekey")
+			ctx.Build(pctx, android.BuildParams{
+				Rule:   android.ErrorRule,
+				Output: unusedPath,
+				Args: map[string]string{
+					"error": "Private key not available",
+				},
+			})
+			a.privateKeyFile = unusedPath
+		} else {
+			ctx.PropertyErrorf("key", "private_key for %q could not be found", String(a.overridableProperties.Key))
+			return
+		}
+	}
+
+	if a.publicKeyFile == nil {
+		if ctx.Config().AllowMissingDependencies() {
+			// TODO(b/266099037): a better approach for slim manifests.
+			ctx.AddMissingDependencies([]string{String(a.overridableProperties.Key)})
+			// Create placeholder paths for later stages that expect to see those paths,
+			// though they won't be used.
+			var unusedPath = android.PathForModuleOut(ctx, "nonexistentpublickey")
+			ctx.Build(pctx, android.BuildParams{
+				Rule:   android.ErrorRule,
+				Output: unusedPath,
+				Args: map[string]string{
+					"error": "Public key not available",
+				},
+			})
+			a.publicKeyFile = unusedPath
+		} else {
+			ctx.PropertyErrorf("key", "public_key for %q could not be found", String(a.overridableProperties.Key))
+			return
+		}
 	}
 
 	////////////////////////////////////////////////////////////////////////////////////////////
@@ -3236,7 +3273,7 @@
 	//
 	// Module separator
 	//
-	m["com.android.cellbroadcast"] = []string{"CellBroadcastApp", "CellBroadcastServiceModule"}
+	m["com.android.cellbroadcast"] = []string{}
 	//
 	// Module separator
 	//
diff --git a/apex/apex_singleton.go b/apex/apex_singleton.go
index ebc35cf..a63344f 100644
--- a/apex/apex_singleton.go
+++ b/apex/apex_singleton.go
@@ -27,7 +27,7 @@
 }
 
 func registerApexDepsInfoComponents(ctx android.RegistrationContext) {
-	ctx.RegisterSingletonType("apex_depsinfo_singleton", apexDepsInfoSingletonFactory)
+	ctx.RegisterParallelSingletonType("apex_depsinfo_singleton", apexDepsInfoSingletonFactory)
 }
 
 type apexDepsInfoSingleton struct {
diff --git a/apex/apex_test.go b/apex/apex_test.go
index 6ca5afb..c1d80a3 100644
--- a/apex/apex_test.go
+++ b/apex/apex_test.go
@@ -1368,6 +1368,8 @@
 		cc_library {
 			name: "mylib",
 			srcs: ["mylib.cpp"],
+			static_libs: ["libstatic"],
+			shared_libs: ["libshared"],
 			runtime_libs: ["libfoo", "libbar"],
 			system_shared_libs: [],
 			stl: "none",
@@ -1392,6 +1394,39 @@
 			apex_available: [ "myapex" ],
 		}
 
+		cc_library {
+			name: "libstatic",
+			srcs: ["mylib.cpp"],
+			system_shared_libs: [],
+			stl: "none",
+			apex_available: [ "myapex" ],
+			runtime_libs: ["libstatic_to_runtime"],
+		}
+
+		cc_library {
+			name: "libshared",
+			srcs: ["mylib.cpp"],
+			system_shared_libs: [],
+			stl: "none",
+			apex_available: [ "myapex" ],
+			runtime_libs: ["libshared_to_runtime"],
+		}
+
+		cc_library {
+			name: "libstatic_to_runtime",
+			srcs: ["mylib.cpp"],
+			system_shared_libs: [],
+			stl: "none",
+			apex_available: [ "myapex" ],
+		}
+
+		cc_library {
+			name: "libshared_to_runtime",
+			srcs: ["mylib.cpp"],
+			system_shared_libs: [],
+			stl: "none",
+			apex_available: [ "myapex" ],
+		}
 	`)
 
 	apexRule := ctx.ModuleForTests("myapex", "android_common_myapex_image").Rule("apexRule")
@@ -1405,11 +1440,14 @@
 
 	// Ensure that runtime_libs dep in included
 	ensureContains(t, copyCmds, "image.apex/lib64/libbar.so")
+	ensureContains(t, copyCmds, "image.apex/lib64/libshared.so")
+	ensureContains(t, copyCmds, "image.apex/lib64/libshared_to_runtime.so")
+
+	ensureNotContains(t, copyCmds, "image.apex/lib64/libstatic_to_runtime.so")
 
 	apexManifestRule := ctx.ModuleForTests("myapex", "android_common_myapex_image").Rule("apexManifestRule")
 	ensureListEmpty(t, names(apexManifestRule.Args["provideNativeLibs"]))
 	ensureListContains(t, names(apexManifestRule.Args["requireNativeLibs"]), "libfoo.so")
-
 }
 
 var prepareForTestOfRuntimeApexWithHwasan = android.GroupFixturePreparers(
@@ -6541,6 +6579,72 @@
 	}`)
 }
 
+func TestApexAvailable_IndirectStaticDep(t *testing.T) {
+	testApex(t, `
+	apex {
+		name: "myapex",
+		key: "myapex.key",
+		native_shared_libs: ["libfoo"],
+		updatable: false,
+	}
+
+	apex_key {
+		name: "myapex.key",
+		public_key: "testkey.avbpubkey",
+		private_key: "testkey.pem",
+	}
+
+	cc_library {
+		name: "libfoo",
+		stl: "none",
+		static_libs: ["libbar"],
+		system_shared_libs: [],
+		apex_available: ["myapex"],
+	}
+
+	cc_library {
+		name: "libbar",
+		stl: "none",
+		shared_libs: ["libbaz"],
+		system_shared_libs: [],
+		apex_available: ["myapex"],
+	}
+
+	cc_library {
+		name: "libbaz",
+		stl: "none",
+		system_shared_libs: [],
+	}`)
+
+	testApexError(t, `requires "libbar" that doesn't list the APEX under 'apex_available'.`, `
+	apex {
+		name: "myapex",
+		key: "myapex.key",
+		native_shared_libs: ["libfoo"],
+		updatable: false,
+	}
+
+	apex_key {
+		name: "myapex.key",
+		public_key: "testkey.avbpubkey",
+		private_key: "testkey.pem",
+	}
+
+	cc_library {
+		name: "libfoo",
+		stl: "none",
+		static_libs: ["libbar"],
+		system_shared_libs: [],
+		apex_available: ["myapex"],
+	}
+
+	cc_library {
+		name: "libbar",
+		stl: "none",
+		system_shared_libs: [],
+	}`)
+}
+
 func TestApexAvailable_InvalidApexName(t *testing.T) {
 	testApexError(t, "\"otherapex\" is not a valid module name", `
 	apex {
diff --git a/apex/key.go b/apex/key.go
index 0a7e80f..3010d76 100644
--- a/apex/key.go
+++ b/apex/key.go
@@ -33,7 +33,7 @@
 
 func registerApexKeyBuildComponents(ctx android.RegistrationContext) {
 	ctx.RegisterModuleType("apex_key", ApexKeyFactory)
-	ctx.RegisterSingletonType("apex_keys_text", apexKeysTextFactory)
+	ctx.RegisterParallelSingletonType("apex_keys_text", apexKeysTextFactory)
 }
 
 type apexKey struct {
diff --git a/apex/metadata.go b/apex/metadata.go
deleted file mode 100644
index b1dff3e..0000000
--- a/apex/metadata.go
+++ /dev/null
@@ -1,99 +0,0 @@
-/*
- * Copyright (C) 2023 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package apex
-
-import (
-	"encoding/json"
-
-	"github.com/google/blueprint"
-
-	"android/soong/android"
-)
-
-var (
-	mtctx = android.NewPackageContext("android/soong/multitree_apex")
-)
-
-func init() {
-	RegisterModulesSingleton(android.InitRegistrationContext)
-}
-
-func RegisterModulesSingleton(ctx android.RegistrationContext) {
-	ctx.RegisterSingletonType("apex_multitree_singleton", multitreeAnalysisSingletonFactory)
-}
-
-var PrepareForTestWithApexMultitreeSingleton = android.FixtureRegisterWithContext(RegisterModulesSingleton)
-
-func multitreeAnalysisSingletonFactory() android.Singleton {
-	return &multitreeAnalysisSingleton{}
-}
-
-type multitreeAnalysisSingleton struct {
-	multitreeApexMetadataPath android.OutputPath
-}
-
-type ApexMultitreeMetadataEntry struct {
-	// The name of the apex.
-	Name string
-
-	// TODO: Add other properties as needed.
-}
-
-type ApexMultitreeMetadata struct {
-	// Information about the installable apexes.
-	Apexes map[string]ApexMultitreeMetadataEntry
-}
-
-func (p *multitreeAnalysisSingleton) GenerateBuildActions(context android.SingletonContext) {
-	data := ApexMultitreeMetadata{
-		Apexes: make(map[string]ApexMultitreeMetadataEntry, 0),
-	}
-	context.VisitAllModules(func(module android.Module) {
-		// If this module is not being installed, ignore it.
-		if !module.Enabled() || module.IsSkipInstall() {
-			return
-		}
-		// Actual apexes provide ApexBundleInfoProvider.
-		if _, ok := context.ModuleProvider(module, ApexBundleInfoProvider).(ApexBundleInfo); !ok {
-			return
-		}
-		bundle, ok := module.(*apexBundle)
-		if ok && !bundle.testApex && !bundle.vndkApex && bundle.primaryApexType {
-			name := module.Name()
-			entry := ApexMultitreeMetadataEntry{
-				Name: name,
-			}
-			data.Apexes[name] = entry
-		}
-	})
-	p.multitreeApexMetadataPath = android.PathForOutput(context, "multitree_apex_metadata.json")
-
-	jsonStr, err := json.Marshal(data)
-	if err != nil {
-		context.Errorf(err.Error())
-	}
-	android.WriteFileRule(context, p.multitreeApexMetadataPath, string(jsonStr))
-	// This seems cleaner, but doesn't emit the phony rule in testing.
-	// context.Phony("multitree_apex_metadata", p.multitreeApexMetadataPath)
-
-	context.Build(mtctx, android.BuildParams{
-		Rule:        blueprint.Phony,
-		Description: "phony rule for multitree_apex_metadata",
-		Inputs:      []android.Path{p.multitreeApexMetadataPath},
-		Output:      android.PathForPhony(context, "multitree_apex_metadata"),
-	})
-}
diff --git a/apex/metadata_test.go b/apex/metadata_test.go
deleted file mode 100644
index fed5bea..0000000
--- a/apex/metadata_test.go
+++ /dev/null
@@ -1,103 +0,0 @@
-/*
- * Copyright (C) 2023 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package apex
-
-import (
-	"strings"
-	"testing"
-
-	"android/soong/android"
-	"android/soong/java"
-)
-
-func TestModulesSingleton(t *testing.T) {
-	result := android.GroupFixturePreparers(
-		PrepareForTestWithApexMultitreeSingleton,
-		java.PrepareForTestWithJavaDefaultModules,
-		PrepareForTestWithApexBuildComponents,
-		java.FixtureConfigureApexBootJars("myapex:foo"),
-		java.PrepareForTestWithJavaSdkLibraryFiles,
-	).RunTestWithBp(t, `
-		prebuilt_apex {
-			name: "myapex",
-			src: "myapex.apex",
-			exported_bootclasspath_fragments: ["mybootclasspath-fragment"],
-		}
-
-		// A prebuilt java_sdk_library_import that is not preferred by default but will be preferred
-		// because AlwaysUsePrebuiltSdks() is true.
-		java_sdk_library_import {
-			name: "foo",
-			prefer: false,
-			shared_library: false,
-			permitted_packages: ["foo"],
-			public: {
-				jars: ["sdk_library/public/foo-stubs.jar"],
-				stub_srcs: ["sdk_library/public/foo_stub_sources"],
-				current_api: "sdk_library/public/foo.txt",
-				removed_api: "sdk_library/public/foo-removed.txt",
-				sdk_version: "current",
-			},
-			apex_available: ["myapex"],
-		}
-
-		prebuilt_bootclasspath_fragment {
-			name: "mybootclasspath-fragment",
-			apex_available: [
-				"myapex",
-			],
-			contents: [
-				"foo",
-			],
-			hidden_api: {
-				stub_flags: "prebuilt-stub-flags.csv",
-				annotation_flags: "prebuilt-annotation-flags.csv",
-				metadata: "prebuilt-metadata.csv",
-				index: "prebuilt-index.csv",
-				all_flags: "prebuilt-all-flags.csv",
-			},
-		}
-
-		platform_bootclasspath {
-			name: "myplatform-bootclasspath",
-			fragments: [
-				{
-					apex: "myapex",
-					module:"mybootclasspath-fragment",
-				},
-			],
-		}
-`,
-	)
-
-	outputs := result.SingletonForTests("apex_multitree_singleton").AllOutputs()
-	for _, output := range outputs {
-		testingBuildParam := result.SingletonForTests("apex_multitree_singleton").Output(output)
-		switch {
-		case strings.Contains(output, "soong/multitree_apex_metadata.json"):
-			android.AssertStringEquals(t, "Invalid build rule", "android/soong/android.writeFile", testingBuildParam.Rule.String())
-			android.AssertIntEquals(t, "Invalid input", len(testingBuildParam.Inputs), 0)
-			android.AssertStringDoesContain(t, "Invalid output path", output, "soong/multitree_apex_metadata.json")
-
-		case strings.HasSuffix(output, "multitree_apex_metadata"):
-			android.AssertStringEquals(t, "Invalid build rule", "<builtin>:phony", testingBuildParam.Rule.String())
-			android.AssertStringEquals(t, "Invalid input", testingBuildParam.Inputs[0].String(), "out/soong/multitree_apex_metadata.json")
-			android.AssertStringEquals(t, "Invalid output path", output, "multitree_apex_metadata")
-			android.AssertIntEquals(t, "Invalid args", len(testingBuildParam.Args), 0)
-		}
-	}
-}
diff --git a/bazel/configurability.go b/bazel/configurability.go
index d042fe8..8f63ec4 100644
--- a/bazel/configurability.go
+++ b/bazel/configurability.go
@@ -31,11 +31,11 @@
 
 	// OsType names in arch.go
 	OsAndroid     = "android"
-	osDarwin      = "darwin"
-	osLinux       = "linux_glibc"
+	OsDarwin      = "darwin"
+	OsLinux       = "linux_glibc"
 	osLinuxMusl   = "linux_musl"
 	osLinuxBionic = "linux_bionic"
-	osWindows     = "windows"
+	OsWindows     = "windows"
 
 	// Targets in arch.go
 	osArchAndroidArm        = "android_arm"
@@ -156,11 +156,11 @@
 	// constraint_value for the @platforms//os:os constraint_setting
 	platformOsMap = map[string]string{
 		OsAndroid:                  "//build/bazel/platforms/os:android",
-		osDarwin:                   "//build/bazel/platforms/os:darwin",
-		osLinux:                    "//build/bazel/platforms/os:linux_glibc",
+		OsDarwin:                   "//build/bazel/platforms/os:darwin",
+		OsLinux:                    "//build/bazel/platforms/os:linux_glibc",
 		osLinuxMusl:                "//build/bazel/platforms/os:linux_musl",
 		osLinuxBionic:              "//build/bazel/platforms/os:linux_bionic",
-		osWindows:                  "//build/bazel/platforms/os:windows",
+		OsWindows:                  "//build/bazel/platforms/os:windows",
 		ConditionsDefaultConfigKey: ConditionsDefaultSelectKey, // The default condition of an os select map.
 	}
 
@@ -192,22 +192,22 @@
 	// in a cyclic dependency.
 	osToArchMap = map[string][]string{
 		OsAndroid:     {archArm, archArm64, archRiscv64, archX86, archX86_64},
-		osLinux:       {archX86, archX86_64},
+		OsLinux:       {archX86, archX86_64},
 		osLinuxMusl:   {archX86, archX86_64},
-		osDarwin:      {archArm64, archX86_64},
+		OsDarwin:      {archArm64, archX86_64},
 		osLinuxBionic: {archArm64, archX86_64},
 		// TODO(cparsons): According to arch.go, this should contain archArm, archArm64, as well.
-		osWindows: {archX86, archX86_64},
+		OsWindows: {archX86, archX86_64},
 	}
 
 	osAndInApexMap = map[string]string{
 		AndroidAndInApex:           "//build/bazel/rules/apex:android-in_apex",
 		AndroidPlatform:            "//build/bazel/rules/apex:system",
-		osDarwin:                   "//build/bazel/platforms/os:darwin",
-		osLinux:                    "//build/bazel/platforms/os:linux_glibc",
+		OsDarwin:                   "//build/bazel/platforms/os:darwin",
+		OsLinux:                    "//build/bazel/platforms/os:linux_glibc",
 		osLinuxMusl:                "//build/bazel/platforms/os:linux_musl",
 		osLinuxBionic:              "//build/bazel/platforms/os:linux_bionic",
-		osWindows:                  "//build/bazel/platforms/os:windows",
+		OsWindows:                  "//build/bazel/platforms/os:windows",
 		ConditionsDefaultConfigKey: ConditionsDefaultSelectKey,
 	}
 
diff --git a/bloaty/bloaty.go b/bloaty/bloaty.go
index 50f241f..3cff60f 100644
--- a/bloaty/bloaty.go
+++ b/bloaty/bloaty.go
@@ -51,7 +51,7 @@
 	pctx.VariableConfigMethod("hostPrebuiltTag", android.Config.PrebuiltOS)
 	pctx.SourcePathVariable("bloaty", "prebuilts/build-tools/${hostPrebuiltTag}/bin/bloaty")
 	pctx.HostBinToolVariable("bloatyMerger", "bloaty_merger")
-	android.RegisterSingletonType("file_metrics", fileSizesSingleton)
+	android.RegisterParallelSingletonType("file_metrics", fileSizesSingleton)
 	fileSizeMeasurerKey = blueprint.NewProvider(measuredFiles{})
 }
 
diff --git a/bp2build/cc_binary_conversion_test.go b/bp2build/cc_binary_conversion_test.go
index 89eac8a..8a83cc0 100644
--- a/bp2build/cc_binary_conversion_test.go
+++ b/bp2build/cc_binary_conversion_test.go
@@ -222,6 +222,7 @@
         "-Wl,--version-script,$(location vs)",
         "-Wl,--dynamic-list,$(location dynamic.list)",
     ]`,
+				"features": `["android_cfi_exports_map"]`,
 			},
 			},
 		},
@@ -249,6 +250,7 @@
         "version_script",
         "dynamic.list",
     ]`,
+				"features": `["android_cfi_exports_map"]`,
 				"linkopts": `[
         "--nospace_flag",
         "-z",
@@ -644,10 +646,7 @@
 		targets: []testBazelTarget{
 			{"cc_binary", "foo", AttrNameToString{
 				"features": `select({
-        "//build/bazel/platforms/arch:arm": [
-            "arm_isa_arm",
-            "-arm_isa_thumb",
-        ],
+        "//build/bazel/platforms/arch:arm": ["arm_isa_arm"],
         "//conditions:default": [],
     })`,
 				"local_includes": `["."]`,
diff --git a/bp2build/cc_library_conversion_test.go b/bp2build/cc_library_conversion_test.go
index 1b681ef..3dd9373 100644
--- a/bp2build/cc_library_conversion_test.go
+++ b/bp2build/cc_library_conversion_test.go
@@ -18,6 +18,7 @@
 	"fmt"
 	"testing"
 
+	"android/soong/aidl_library"
 	"android/soong/android"
 	"android/soong/cc"
 )
@@ -63,6 +64,7 @@
 	ctx.RegisterModuleType("cc_library_static", cc.LibraryStaticFactory)
 	ctx.RegisterModuleType("cc_prebuilt_library_static", cc.PrebuiltStaticLibraryFactory)
 	ctx.RegisterModuleType("cc_library_headers", cc.LibraryHeaderFactory)
+	ctx.RegisterModuleType("aidl_library", aidl_library.AidlLibraryFactory)
 }
 
 func TestCcLibrarySimple(t *testing.T) {
@@ -898,7 +900,8 @@
         "-Wl,--version-script,$(location v.map)",
         "-Wl,--dynamic-list,$(location dynamic.list)",
     ]`,
-			"srcs": `["a.cpp"]`,
+			"srcs":     `["a.cpp"]`,
+			"features": `["android_cfi_exports_map"]`,
 		}),
 	},
 	)
@@ -956,6 +959,11 @@
         "//conditions:default": [],
     })`,
 			"srcs": `["a.cpp"]`,
+			"features": `select({
+        "//build/bazel/platforms/arch:arm": ["android_cfi_exports_map"],
+        "//build/bazel/platforms/arch:arm64": ["android_cfi_exports_map"],
+        "//conditions:default": [],
+    })`,
 		}),
 	},
 	)
@@ -983,12 +991,15 @@
 }
 `,
 		ExpectedBazelTargets: []string{
-			MakeBazelTarget("cc_library_static", "foo_bp2build_cc_library_static", AttrNameToString{}),
+			MakeBazelTarget("cc_library_static", "foo_bp2build_cc_library_static", AttrNameToString{
+				"features": `["android_cfi_exports_map"]`,
+			}),
 			MakeBazelTarget("cc_library_shared", "foo", AttrNameToString{
 				"additional_linker_inputs": `[
         "version_script",
         "dynamic.list",
     ]`,
+				"features": `["android_cfi_exports_map"]`,
 				"linkopts": `[
         "--nospace_flag",
         "-z",
@@ -3219,10 +3230,7 @@
 `,
 		ExpectedBazelTargets: makeCcLibraryTargets("foo", AttrNameToString{
 			"features": `select({
-        "//build/bazel/platforms/arch:arm": [
-            "arm_isa_arm",
-            "-arm_isa_thumb",
-        ],
+        "//build/bazel/platforms/arch:arm": ["arm_isa_arm"],
         "//conditions:default": [],
     })`,
 			"local_includes": `["."]`,
@@ -3315,6 +3323,51 @@
 	})
 }
 
+func TestCcLibraryWithAidlLibrary(t *testing.T) {
+	runCcLibraryTestCase(t, Bp2buildTestCase{
+		Description:                "cc_library with aidl_library",
+		ModuleTypeUnderTest:        "cc_library",
+		ModuleTypeUnderTestFactory: cc.LibraryFactory,
+		Blueprint: `
+aidl_library {
+    name: "A_aidl",
+    srcs: ["aidl/A.aidl"],
+	hdrs: ["aidl/Header.aidl"],
+	strip_import_prefix: "aidl",
+}
+cc_library {
+	name: "foo",
+	aidl: {
+		libs: ["A_aidl"],
+	},
+	export_include_dirs: ["include"],
+}`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTargetNoRestrictions("aidl_library", "A_aidl", AttrNameToString{
+				"srcs":                `["aidl/A.aidl"]`,
+				"hdrs":                `["aidl/Header.aidl"]`,
+				"strip_import_prefix": `"aidl"`,
+				"tags":                `["apex_available=//apex_available:anyapex"]`,
+			}),
+			MakeBazelTarget("cc_aidl_library", "foo_cc_aidl_library", AttrNameToString{
+				"deps":            `[":A_aidl"]`,
+				"local_includes":  `["."]`,
+				"export_includes": `["include"]`,
+			}),
+			MakeBazelTarget("cc_library_static", "foo_bp2build_cc_library_static", AttrNameToString{
+				"implementation_whole_archive_deps": `[":foo_cc_aidl_library"]`,
+				"local_includes":                    `["."]`,
+				"export_includes":                   `["include"]`,
+			}),
+			MakeBazelTarget("cc_library_shared", "foo", AttrNameToString{
+				"implementation_whole_archive_deps": `[":foo_cc_aidl_library"]`,
+				"local_includes":                    `["."]`,
+				"export_includes":                   `["include"]`,
+			}),
+		},
+	})
+}
+
 func TestCcLibraryWithAidlSrcs(t *testing.T) {
 	runCcLibraryTestCase(t, Bp2buildTestCase{
 		Description:                "cc_library with aidl srcs",
@@ -3343,6 +3396,7 @@
 				"srcs": `["B.aidl"]`,
 			}),
 			MakeBazelTarget("cc_aidl_library", "foo_cc_aidl_library", AttrNameToString{
+				"local_includes": `["."]`,
 				"deps": `[
         ":A_aidl",
         ":foo_aidl_library",
@@ -3382,7 +3436,8 @@
 }`,
 		ExpectedBazelTargets: []string{
 			MakeBazelTarget("cc_aidl_library", "foo_cc_aidl_library", AttrNameToString{
-				"deps": `["//path/to/A:A_aidl"]`,
+				"local_includes": `["."]`,
+				"deps":           `["//path/to/A:A_aidl"]`,
 			}),
 			MakeBazelTarget("cc_library_static", "foo_bp2build_cc_library_static", AttrNameToString{
 				"implementation_whole_archive_deps": `[":foo_cc_aidl_library"]`,
@@ -3397,37 +3452,78 @@
 }
 
 func TestCcLibraryWithExportAidlHeaders(t *testing.T) {
-	runCcLibraryTestCase(t, Bp2buildTestCase{
-		Description:                "cc_library with export aidl headers",
-		ModuleTypeUnderTest:        "cc_library",
-		ModuleTypeUnderTestFactory: cc.LibraryFactory,
-		Blueprint: `
-cc_library {
-    name: "foo",
-    srcs: [
-        "Foo.aidl",
-    ],
-    aidl: {
-        export_aidl_headers: true,
-    }
-}`,
-		ExpectedBazelTargets: []string{
-			MakeBazelTarget("aidl_library", "foo_aidl_library", AttrNameToString{
-				"srcs": `["Foo.aidl"]`,
-			}),
-			MakeBazelTarget("cc_aidl_library", "foo_cc_aidl_library", AttrNameToString{
-				"deps": `[":foo_aidl_library"]`,
-			}),
-			MakeBazelTarget("cc_library_static", "foo_bp2build_cc_library_static", AttrNameToString{
-				"whole_archive_deps": `[":foo_cc_aidl_library"]`,
-				"local_includes":     `["."]`,
-			}),
-			MakeBazelTarget("cc_library_shared", "foo", AttrNameToString{
-				"whole_archive_deps": `[":foo_cc_aidl_library"]`,
-				"local_includes":     `["."]`,
-			}),
+	t.Parallel()
+
+	expectedBazelTargets := []string{
+		MakeBazelTarget("cc_aidl_library", "foo_cc_aidl_library", AttrNameToString{
+			"local_includes": `["."]`,
+			"deps":           `[":foo_aidl_library"]`,
+		}),
+		MakeBazelTarget("cc_library_static", "foo_bp2build_cc_library_static", AttrNameToString{
+			"whole_archive_deps": `[":foo_cc_aidl_library"]`,
+			"local_includes":     `["."]`,
+		}),
+		MakeBazelTarget("cc_library_shared", "foo", AttrNameToString{
+			"whole_archive_deps": `[":foo_cc_aidl_library"]`,
+			"local_includes":     `["."]`,
+		}),
+	}
+	testCases := []struct {
+		description          string
+		bp                   string
+		expectedBazelTargets []string
+	}{
+		{
+			description: "cc_library with aidl srcs and aidl.export_aidl_headers set",
+			bp: `
+			cc_library {
+				name: "foo",
+				srcs: [
+					"Foo.aidl",
+				],
+				aidl: {
+					export_aidl_headers: true,
+				}
+			}`,
+			expectedBazelTargets: append(
+				expectedBazelTargets,
+				MakeBazelTarget("aidl_library", "foo_aidl_library", AttrNameToString{
+					"srcs": `["Foo.aidl"]`,
+				})),
 		},
-	})
+		{
+			description: "cc_library with aidl.libs and aidl.export_aidl_headers set",
+			bp: `
+			aidl_library {
+				name: "foo_aidl_library",
+				srcs: ["Foo.aidl"],
+			}
+			cc_library {
+				name: "foo",
+				aidl: {
+					libs: ["foo_aidl_library"],
+					export_aidl_headers: true,
+				}
+			}`,
+			expectedBazelTargets: append(
+				expectedBazelTargets,
+				MakeBazelTargetNoRestrictions("aidl_library", "foo_aidl_library", AttrNameToString{
+					"srcs": `["Foo.aidl"]`,
+					"tags": `["apex_available=//apex_available:anyapex"]`,
+				}),
+			),
+		},
+	}
+
+	for _, testCase := range testCases {
+		runCcLibraryTestCase(t, Bp2buildTestCase{
+			Description:                "cc_library with export aidl headers",
+			ModuleTypeUnderTest:        "cc_library",
+			ModuleTypeUnderTestFactory: cc.LibraryFactory,
+			Blueprint:                  testCase.bp,
+			ExpectedBazelTargets:       testCase.expectedBazelTargets,
+		})
+	}
 }
 
 func TestCcLibraryWithTargetApex(t *testing.T) {
@@ -3642,7 +3738,8 @@
 				"srcs": `["Foo.aidl"]`,
 			}),
 			MakeBazelTarget("cc_aidl_library", "foo_cc_aidl_library", AttrNameToString{
-				"deps": `[":foo_aidl_library"]`,
+				"local_includes": `["."]`,
+				"deps":           `[":foo_aidl_library"]`,
 				"implementation_deps": `[
         ":baz-static",
         ":bar-static",
@@ -4519,3 +4616,105 @@
 	},
 	)
 }
+
+func TestCcLibraryYaccConversion(t *testing.T) {
+	runCcLibraryTestCase(t, Bp2buildTestCase{
+		Description:                "cc_library is built from .y/.yy files",
+		ModuleTypeUnderTest:        "cc_library",
+		ModuleTypeUnderTestFactory: cc.LibraryFactory,
+		Blueprint: soongCcLibraryPreamble + `cc_library {
+    name: "a",
+    srcs: [
+	"a.cpp",
+	"a.yy",
+    ],
+    shared_libs: ["sharedlib"],
+    static_libs: ["staticlib"],
+    yacc: {
+	    flags: ["someYaccFlag"],
+	    gen_location_hh: true,
+	    gen_position_hh: true,
+	},
+}
+cc_library_static {
+	name: "staticlib",
+	bazel_module: { bp2build_available: false },
+}
+cc_library {
+	name: "sharedlib",
+	bazel_module: { bp2build_available: false },
+}
+`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("cc_yacc_static_library", "a_yacc", AttrNameToString{
+				"src":                         `"a.yy"`,
+				"implementation_deps":         `[":staticlib"]`,
+				"implementation_dynamic_deps": `[":sharedlib"]`,
+				"flags":                       `["someYaccFlag"]`,
+				"gen_location_hh":             "True",
+				"gen_position_hh":             "True",
+				"local_includes":              `["."]`,
+			}),
+			MakeBazelTarget("cc_library_shared", "a", AttrNameToString{
+				"srcs":                              `["a.cpp"]`,
+				"implementation_deps":               `[":staticlib"]`,
+				"implementation_dynamic_deps":       `[":sharedlib"]`,
+				"implementation_whole_archive_deps": `[":a_yacc"]`,
+				"local_includes":                    `["."]`,
+			}),
+			MakeBazelTarget("cc_library_static", "a_bp2build_cc_library_static", AttrNameToString{
+				"srcs":                              `["a.cpp"]`,
+				"implementation_deps":               `[":staticlib"]`,
+				"implementation_dynamic_deps":       `[":sharedlib"]`,
+				"implementation_whole_archive_deps": `[":a_yacc"]`,
+				"local_includes":                    `["."]`,
+			}),
+		},
+	})
+}
+
+func TestCcLibraryHostLdLibs(t *testing.T) {
+	runCcLibraryTestCase(t, Bp2buildTestCase{
+		Description:                "cc_binary linker flags for host_ldlibs",
+		ModuleTypeUnderTest:        "cc_binary",
+		ModuleTypeUnderTestFactory: cc.BinaryFactory,
+		Blueprint: soongCcLibraryPreamble + `cc_binary {
+    name: "a",
+    host_supported: true,
+    ldflags: ["-lcommon"],
+    target: {
+	linux: {
+		host_ldlibs: [
+			"-llinux",
+		],
+	},
+	darwin: {
+		ldflags: ["-ldarwinadditional"],
+		host_ldlibs: [
+			"-ldarwin",
+		],
+	},
+	windows: {
+		host_ldlibs: [
+			"-lwindows",
+		],
+	},
+    },
+}
+`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTargetNoRestrictions("cc_binary", "a", AttrNameToString{
+				"linkopts": `["-lcommon"] + select({
+        "//build/bazel/platforms/os:darwin": [
+            "-ldarwinadditional",
+            "-ldarwin",
+        ],
+        "//build/bazel/platforms/os:linux_glibc": ["-llinux"],
+        "//build/bazel/platforms/os:windows": ["-lwindows"],
+        "//conditions:default": [],
+    })`,
+				"local_includes": `["."]`,
+			}),
+		},
+	})
+}
diff --git a/bp2build/cc_library_shared_conversion_test.go b/bp2build/cc_library_shared_conversion_test.go
index 2ee9c99..6c9f9a1 100644
--- a/bp2build/cc_library_shared_conversion_test.go
+++ b/bp2build/cc_library_shared_conversion_test.go
@@ -362,6 +362,7 @@
         "-Wl,--version-script,$(location version_script)",
         "-Wl,--dynamic-list,$(location dynamic.list)",
     ]`,
+				"features": `["android_cfi_exports_map"]`,
 			}),
 		},
 	})
@@ -398,6 +399,7 @@
         "-Wl,--version-script,$(location version_script)",
         "-Wl,--dynamic-list,$(location dynamic.list)",
     ]`,
+				"features": `["android_cfi_exports_map"]`,
 			}),
 		},
 	})
@@ -913,6 +915,7 @@
         "header.h",
     ]`,
 				"linkopts": `["-Wl,--version-script,$(location version_script)"]`,
+				"features": `["android_cfi_exports_map"]`,
 			}),
 		},
 	})
diff --git a/cc/Android.bp b/cc/Android.bp
index be2cc5a..f49dc1a 100644
--- a/cc/Android.bp
+++ b/cc/Android.bp
@@ -9,6 +9,7 @@
         "blueprint",
         "blueprint-pathtools",
         "soong",
+        "soong-aidl-library",
         "soong-android",
         "soong-bazel",
         "soong-cc-config",
@@ -22,7 +23,6 @@
     srcs: [
         "afdo.go",
         "fdo_profile.go",
-
         "androidmk.go",
         "api_level.go",
         "bp2build.go",
diff --git a/cc/bp2build.go b/cc/bp2build.go
index cf5f74d..259ba39 100644
--- a/cc/bp2build.go
+++ b/cc/bp2build.go
@@ -38,6 +38,7 @@
 	protoSrcPartition   = "proto"
 	aidlSrcPartition    = "aidl"
 	syspropSrcPartition = "sysprop"
+	yaccSrcPartition    = "yacc"
 
 	stubsSuffix = "_stub_libs_current"
 )
@@ -154,6 +155,7 @@
 		// know the language of these sources until the genrule is executed.
 		cppSrcPartition:     bazel.LabelPartition{Extensions: []string{".cpp", ".cc", ".cxx", ".mm"}, LabelMapper: addSuffixForFilegroup("_cpp_srcs"), Keep_remainder: true},
 		syspropSrcPartition: bazel.LabelPartition{Extensions: []string{".sysprop"}},
+		yaccSrcPartition:    bazel.LabelPartition{Extensions: []string{".y", "yy"}},
 	}
 
 	return bazel.PartitionLabelListAttribute(ctx, &srcs, labels)
@@ -404,6 +406,12 @@
 	// Sysprop sources
 	syspropSrcs bazel.LabelListAttribute
 
+	// Yacc sources
+	yaccSrc               *bazel.LabelAttribute
+	yaccFlags             bazel.StringListAttribute
+	yaccGenLocationHeader bazel.BoolAttribute
+	yaccGenPositionHeader bazel.BoolAttribute
+
 	hdrs bazel.LabelListAttribute
 
 	rtti bazel.BoolAttribute
@@ -492,7 +500,7 @@
 
 	instructionSet := proptools.StringDefault(props.Instruction_set, "")
 	if instructionSet == "arm" {
-		ca.features.SetSelectValue(axis, config, []string{"arm_isa_arm", "-arm_isa_thumb"})
+		ca.features.SetSelectValue(axis, config, []string{"arm_isa_arm"})
 	} else if instructionSet != "" && instructionSet != "thumb" {
 		ctx.ModuleErrorf("Unknown value for instruction_set: %s", instructionSet)
 	}
@@ -566,6 +574,12 @@
 	ca.asmSrcs = partitionedSrcs[asmSrcPartition]
 	ca.lSrcs = partitionedSrcs[lSrcPartition]
 	ca.llSrcs = partitionedSrcs[llSrcPartition]
+	if yacc := partitionedSrcs[yaccSrcPartition]; !yacc.IsEmpty() {
+		if len(yacc.Value.Includes) > 1 {
+			ctx.PropertyErrorf("srcs", "Found multiple yacc (.y/.yy) files in library")
+		}
+		ca.yaccSrc = bazel.MakeLabelAttribute(yacc.Value.Includes[0].Label)
+	}
 	ca.syspropSrcs = partitionedSrcs[syspropSrcPartition]
 
 	ca.absoluteIncludes.DeduplicateAxesFromBase()
@@ -728,6 +742,8 @@
 	compilerAttrs := compilerAttributes{}
 	linkerAttrs := linkerAttributes{}
 
+	var aidlLibs bazel.LabelList
+
 	// Iterate through these axes in a deterministic order. This is required
 	// because processing certain dependencies may result in concatenating
 	// elements along other axes. (For example, processing NoConfig may result
@@ -742,7 +758,13 @@
 				if baseCompilerProps.Lex != nil {
 					compilerAttrs.lexopts.SetSelectValue(axis, cfg, baseCompilerProps.Lex.Flags)
 				}
+				if baseCompilerProps.Yacc != nil {
+					compilerAttrs.yaccFlags.SetSelectValue(axis, cfg, baseCompilerProps.Yacc.Flags)
+					compilerAttrs.yaccGenLocationHeader.SetSelectValue(axis, cfg, baseCompilerProps.Yacc.Gen_location_hh)
+					compilerAttrs.yaccGenPositionHeader.SetSelectValue(axis, cfg, baseCompilerProps.Yacc.Gen_position_hh)
+				}
 				(&compilerAttrs).bp2buildForAxisAndConfig(ctx, axis, cfg, baseCompilerProps)
+				aidlLibs.Append(android.BazelLabelForModuleDeps(ctx, baseCompilerProps.Aidl.Libs))
 			}
 
 			var exportHdrs []string
@@ -815,7 +837,15 @@
 	(&linkerAttrs).wholeArchiveDeps.Add(protoDep.wholeStaticLib)
 	(&linkerAttrs).implementationWholeArchiveDeps.Add(protoDep.implementationWholeStaticLib)
 
-	aidlDep := bp2buildCcAidlLibrary(ctx, module, compilerAttrs.aidlSrcs, linkerAttrs)
+	aidlDep := bp2buildCcAidlLibrary(
+		ctx, module,
+		compilerAttrs.aidlSrcs,
+		bazel.LabelListAttribute{
+			Value: aidlLibs,
+		},
+		linkerAttrs,
+		compilerAttrs,
+	)
 	if aidlDep != nil {
 		if lib, ok := module.linker.(*libraryDecorator); ok {
 			if proptools.Bool(lib.Properties.Aidl.Export_aidl_headers) {
@@ -826,6 +856,12 @@
 		}
 	}
 
+	// Create a cc_yacc_static_library if srcs contains .y/.yy files
+	// This internal target will produce an .a file that will be statically linked to the parent library
+	if yaccDep := bp2buildCcYaccLibrary(ctx, compilerAttrs, linkerAttrs); yaccDep != nil {
+		(&linkerAttrs).implementationWholeArchiveDeps.Add(yaccDep)
+	}
+
 	convertedLSrcs := bp2BuildLex(ctx, module.Name(), compilerAttrs)
 	(&compilerAttrs).srcs.Add(&convertedLSrcs.srcName)
 	(&compilerAttrs).cSrcs.Add(&convertedLSrcs.cSrcName)
@@ -864,6 +900,48 @@
 	}
 }
 
+type ccYaccLibraryAttributes struct {
+	Src                         bazel.LabelAttribute
+	Flags                       bazel.StringListAttribute
+	Gen_location_hh             bazel.BoolAttribute
+	Gen_position_hh             bazel.BoolAttribute
+	Local_includes              bazel.StringListAttribute
+	Implementation_deps         bazel.LabelListAttribute
+	Implementation_dynamic_deps bazel.LabelListAttribute
+}
+
+func bp2buildCcYaccLibrary(ctx android.Bp2buildMutatorContext, ca compilerAttributes, la linkerAttributes) *bazel.LabelAttribute {
+	if ca.yaccSrc == nil {
+		return nil
+	}
+	yaccLibraryLabel := ctx.Module().Name() + "_yacc"
+	ctx.CreateBazelTargetModule(
+		bazel.BazelTargetModuleProperties{
+			Rule_class:        "cc_yacc_static_library",
+			Bzl_load_location: "//build/bazel/rules/cc:cc_yacc_library.bzl",
+		},
+		android.CommonAttributes{
+			Name: yaccLibraryLabel,
+		},
+		&ccYaccLibraryAttributes{
+			Src:                         *ca.yaccSrc,
+			Flags:                       ca.yaccFlags,
+			Gen_location_hh:             ca.yaccGenLocationHeader,
+			Gen_position_hh:             ca.yaccGenPositionHeader,
+			Local_includes:              ca.localIncludes,
+			Implementation_deps:         la.implementationDeps,
+			Implementation_dynamic_deps: la.implementationDynamicDeps,
+		},
+	)
+
+	yaccLibrary := &bazel.LabelAttribute{
+		Value: &bazel.Label{
+			Label: ":" + yaccLibraryLabel,
+		},
+	}
+	return yaccLibrary
+}
+
 // As a workaround for b/261657184, we are manually adding the default value
 // of system_dynamic_deps for the linux_musl os.
 // TODO: Solve this properly
@@ -912,11 +990,16 @@
 func bp2buildCcAidlLibrary(
 	ctx android.Bp2buildMutatorContext,
 	m *Module,
-	aidlLabelList bazel.LabelListAttribute,
+	aidlSrcs bazel.LabelListAttribute,
+	aidlLibs bazel.LabelListAttribute,
 	linkerAttrs linkerAttributes,
+	compilerAttrs compilerAttributes,
 ) *bazel.LabelAttribute {
-	if !aidlLabelList.IsEmpty() {
-		aidlLibs, aidlSrcs := aidlLabelList.Partition(func(src bazel.Label) bool {
+	var aidlLibsFromSrcs, aidlFiles bazel.LabelListAttribute
+	apexAvailableTags := android.ApexAvailableTagsWithoutTestApexes(ctx.(android.TopDownMutatorContext), ctx.Module())
+
+	if !aidlSrcs.IsEmpty() {
+		aidlLibsFromSrcs, aidlFiles = aidlSrcs.Partition(func(src bazel.Label) bool {
 			if fg, ok := android.ToFileGroupAsLibrary(ctx, src.OriginalModuleName); ok &&
 				fg.ShouldConvertToAidlLibrary(ctx) {
 				return true
@@ -924,57 +1007,71 @@
 			return false
 		})
 
-		apexAvailableTags := android.ApexAvailableTagsWithoutTestApexes(ctx.(android.TopDownMutatorContext), ctx.Module())
-		sdkAttrs := bp2BuildParseSdkAttributes(m)
-
-		if !aidlSrcs.IsEmpty() {
+		if !aidlFiles.IsEmpty() {
 			aidlLibName := m.Name() + "_aidl_library"
 			ctx.CreateBazelTargetModule(
 				bazel.BazelTargetModuleProperties{
 					Rule_class:        "aidl_library",
 					Bzl_load_location: "//build/bazel/rules/aidl:aidl_library.bzl",
 				},
-				android.CommonAttributes{Name: aidlLibName},
-				&aidlLibraryAttributes{
-					Srcs: aidlSrcs,
+				android.CommonAttributes{
+					Name: aidlLibName,
 					Tags: apexAvailableTags,
 				},
-			)
-			aidlLibs.Add(&bazel.LabelAttribute{Value: &bazel.Label{Label: ":" + aidlLibName}})
-		}
-
-		if !aidlLibs.IsEmpty() {
-			ccAidlLibrarylabel := m.Name() + "_cc_aidl_library"
-			// Since parent cc_library already has these dependencies, we can add them as implementation
-			// deps so that they don't re-export
-			implementationDeps := linkerAttrs.deps.Clone()
-			implementationDeps.Append(linkerAttrs.implementationDeps)
-			implementationDynamicDeps := linkerAttrs.dynamicDeps.Clone()
-			implementationDynamicDeps.Append(linkerAttrs.implementationDynamicDeps)
-
-			ctx.CreateBazelTargetModule(
-				bazel.BazelTargetModuleProperties{
-					Rule_class:        "cc_aidl_library",
-					Bzl_load_location: "//build/bazel/rules/cc:cc_aidl_library.bzl",
-				},
-				android.CommonAttributes{Name: ccAidlLibrarylabel},
-				&ccAidlLibraryAttributes{
-					Deps:                        aidlLibs,
-					Implementation_deps:         *implementationDeps,
-					Implementation_dynamic_deps: *implementationDynamicDeps,
-					Tags:                        apexAvailableTags,
-					sdkAttributes:               sdkAttrs,
+				&aidlLibraryAttributes{
+					Srcs: aidlFiles,
 				},
 			)
-			label := &bazel.LabelAttribute{
-				Value: &bazel.Label{
-					Label: ":" + ccAidlLibrarylabel,
-				},
-			}
-			return label
+			aidlLibsFromSrcs.Add(&bazel.LabelAttribute{Value: &bazel.Label{Label: ":" + aidlLibName}})
 		}
 	}
 
+	allAidlLibs := aidlLibs.Clone()
+	allAidlLibs.Append(aidlLibsFromSrcs)
+
+	if !allAidlLibs.IsEmpty() {
+		ccAidlLibrarylabel := m.Name() + "_cc_aidl_library"
+		// Since parent cc_library already has these dependencies, we can add them as implementation
+		// deps so that they don't re-export
+		implementationDeps := linkerAttrs.deps.Clone()
+		implementationDeps.Append(linkerAttrs.implementationDeps)
+		implementationDynamicDeps := linkerAttrs.dynamicDeps.Clone()
+		implementationDynamicDeps.Append(linkerAttrs.implementationDynamicDeps)
+
+		sdkAttrs := bp2BuildParseSdkAttributes(m)
+
+		exportedIncludes := bp2BuildParseExportedIncludes(ctx, m, &compilerAttrs.includes)
+		includeAttrs := includesAttributes{
+			Export_includes:          exportedIncludes.Includes,
+			Export_absolute_includes: exportedIncludes.AbsoluteIncludes,
+			Export_system_includes:   exportedIncludes.SystemIncludes,
+			Local_includes:           compilerAttrs.localIncludes,
+			Absolute_includes:        compilerAttrs.absoluteIncludes,
+		}
+
+		ctx.CreateBazelTargetModule(
+			bazel.BazelTargetModuleProperties{
+				Rule_class:        "cc_aidl_library",
+				Bzl_load_location: "//build/bazel/rules/cc:cc_aidl_library.bzl",
+			},
+			android.CommonAttributes{Name: ccAidlLibrarylabel},
+			&ccAidlLibraryAttributes{
+				Deps:                        *allAidlLibs,
+				Implementation_deps:         *implementationDeps,
+				Implementation_dynamic_deps: *implementationDynamicDeps,
+				Tags:                        apexAvailableTags,
+				sdkAttributes:               sdkAttrs,
+				includesAttributes:          includeAttrs,
+			},
+		)
+		label := &bazel.LabelAttribute{
+			Value: &bazel.Label{
+				Label: ":" + ccAidlLibrarylabel,
+			},
+		}
+		return label
+	}
+
 	return nil
 }
 
@@ -1160,6 +1257,7 @@
 		label := android.BazelLabelForModuleSrcSingle(ctx, *props.Version_script)
 		additionalLinkerInputs.Add(&label)
 		linkerFlags = append(linkerFlags, fmt.Sprintf("-Wl,--version-script,$(location %s)", label.Label))
+		axisFeatures = append(axisFeatures, "android_cfi_exports_map")
 	}
 
 	if props.Dynamic_list != nil {
@@ -1169,6 +1267,9 @@
 	}
 
 	la.additionalLinkerInputs.SetSelectValue(axis, config, additionalLinkerInputs)
+	if axis == bazel.OsConfigurationAxis && (config == bazel.OsDarwin || config == bazel.OsLinux || config == bazel.OsWindows) {
+		linkerFlags = append(linkerFlags, props.Host_ldlibs...)
+	}
 	la.linkopts.SetSelectValue(axis, config, linkerFlags)
 
 	if axisFeatures != nil {
diff --git a/cc/builder.go b/cc/builder.go
index fef00d4..f5e0dcc 100644
--- a/cc/builder.go
+++ b/cc/builder.go
@@ -125,6 +125,14 @@
 		},
 		"objcopyCmd", "prefix")
 
+	// Rule to run objcopy --remove-section=.llvm_addrsig on a partially linked object
+	noAddrSig = pctx.AndroidStaticRule("noAddrSig",
+		blueprint.RuleParams{
+			Command:     "rm -f ${out} && $objcopyCmd --remove-section=.llvm_addrsig ${in} ${out}",
+			CommandDeps: []string{"$objcopyCmd"},
+		},
+		"objcopyCmd")
+
 	_ = pctx.SourcePathVariable("stripPath", "build/soong/scripts/strip.sh")
 	_ = pctx.SourcePathVariable("xzCmd", "prebuilts/build-tools/${config.HostPrebuiltTag}/bin/xz")
 	_ = pctx.SourcePathVariable("createMiniDebugInfo", "prebuilts/build-tools/${config.HostPrebuiltTag}/bin/create_minidebuginfo")
@@ -1008,6 +1016,21 @@
 	})
 }
 
+// Generate a rule for running objcopy --remove-section=.llvm_addrsig on a partially linked object
+func transformObjectNoAddrSig(ctx android.ModuleContext, inputFile android.Path, outputFile android.WritablePath) {
+	objcopyCmd := "${config.ClangBin}/llvm-objcopy"
+
+	ctx.Build(pctx, android.BuildParams{
+		Rule:        noAddrSig,
+		Description: "remove addrsig " + outputFile.Base(),
+		Output:      outputFile,
+		Input:       inputFile,
+		Args: map[string]string{
+			"objcopyCmd": objcopyCmd,
+		},
+	})
+}
+
 // Registers a build statement to invoke `strip` (to discard symbols and data from object files).
 func transformStrip(ctx android.ModuleContext, inputFile android.Path,
 	outputFile android.WritablePath, flags StripFlags) {
diff --git a/cc/cc.go b/cc/cc.go
index 7237686..0e7f6c8 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -27,6 +27,7 @@
 	"github.com/google/blueprint"
 	"github.com/google/blueprint/proptools"
 
+	"android/soong/aidl_library"
 	"android/soong/android"
 	"android/soong/bazel/cquery"
 	"android/soong/cc/config"
@@ -82,7 +83,7 @@
 		ctx.TopDown("sabi_deps", sabiDepsMutator)
 	})
 
-	ctx.RegisterSingletonType("kythe_extract_all", kytheExtractAllFactory)
+	ctx.RegisterParallelSingletonType("kythe_extract_all", kytheExtractAllFactory)
 }
 
 // Deps is a struct containing module names of dependencies, separated by the kind of dependency.
@@ -110,6 +111,9 @@
 	// Used by DepsMutator to pass system_shared_libs information to check_elf_file.py.
 	SystemSharedLibs []string
 
+	// Used by DepMutator to pass aidl_library modules to aidl compiler
+	AidlLibs []string
+
 	// If true, statically link the unwinder into native libraries/binaries.
 	StaticUnwinderIfLegacy bool
 
@@ -182,6 +186,9 @@
 	// For Darwin builds, the path to the second architecture's output that should
 	// be combined with this architectures's output into a FAT MachO file.
 	DarwinSecondArchOutput android.OptionalPath
+
+	// Paths to direct srcs and transitive include dirs from direct aidl_library deps
+	AidlLibraryInfos []aidl_library.AidlLibraryInfo
 }
 
 // LocalOrGlobalFlags contains flags that need to have values set globally by the build system or locally by the module
@@ -765,6 +772,7 @@
 	stubImplDepTag        = dependencyTag{name: "stub_impl"}
 	JniFuzzLibTag         = dependencyTag{name: "jni_fuzz_lib_tag"}
 	FdoProfileTag         = dependencyTag{name: "fdo_profile"}
+	aidlLibraryTag        = dependencyTag{name: "aidl_library"}
 )
 
 func IsSharedDepTag(depTag blueprint.DependencyTag) bool {
@@ -2751,6 +2759,14 @@
 		}
 	}
 
+	if len(deps.AidlLibs) > 0 {
+		actx.AddDependency(
+			c,
+			aidlLibraryTag,
+			deps.AidlLibs...,
+		)
+	}
+
 	updateImportedLibraryDependency(ctx)
 }
 
@@ -3055,6 +3071,17 @@
 			return
 		}
 
+		if depTag == aidlLibraryTag {
+			if ctx.OtherModuleHasProvider(dep, aidl_library.AidlLibraryProvider) {
+				depPaths.AidlLibraryInfos = append(
+					depPaths.AidlLibraryInfos,
+					ctx.OtherModuleProvider(
+						dep,
+						aidl_library.AidlLibraryProvider).(aidl_library.AidlLibraryInfo),
+				)
+			}
+		}
+
 		ccDep, ok := dep.(LinkableInterface)
 		if !ok {
 
diff --git a/cc/cc_test.go b/cc/cc_test.go
index f9e661f..422df73 100644
--- a/cc/cc_test.go
+++ b/cc/cc_test.go
@@ -24,6 +24,7 @@
 	"strings"
 	"testing"
 
+	"android/soong/aidl_library"
 	"android/soong/android"
 	"android/soong/bazel/cquery"
 )
@@ -38,6 +39,7 @@
 
 var prepareForCcTest = android.GroupFixturePreparers(
 	PrepareForTestWithCcIncludeVndk,
+	aidl_library.PrepareForTestWithAidlLibrary,
 	android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
 		variables.DeviceVndkVersion = StringPtr("current")
 		variables.ProductVndkVersion = StringPtr("current")
@@ -4418,9 +4420,65 @@
 	}
 }
 
+func TestAidlLibraryWithHeader(t *testing.T) {
+	t.Parallel()
+	ctx := android.GroupFixturePreparers(
+		prepareForCcTest,
+		aidl_library.PrepareForTestWithAidlLibrary,
+		android.MockFS{
+			"package_bar/Android.bp": []byte(`
+			aidl_library {
+				name: "bar",
+				srcs: ["x/y/Bar.aidl"],
+				strip_import_prefix: "x",
+			}
+			`)}.AddToFixture(),
+		android.MockFS{
+			"package_foo/Android.bp": []byte(`
+			aidl_library {
+				name: "foo",
+				srcs: ["a/b/Foo.aidl"],
+				strip_import_prefix: "a",
+				deps: ["bar"],
+			}
+			cc_library {
+				name: "libfoo",
+				aidl: {
+					libs: ["foo"],
+				}
+			}
+			`),
+		}.AddToFixture(),
+	).RunTest(t).TestContext
+
+	libfoo := ctx.ModuleForTests("libfoo", "android_arm64_armv8-a_static")
+	manifest := android.RuleBuilderSboxProtoForTests(t, libfoo.Output("aidl.sbox.textproto"))
+	aidlCommand := manifest.Commands[0].GetCommand()
+
+	expectedAidlFlags := "-Ipackage_foo/a -Ipackage_bar/x"
+	if !strings.Contains(aidlCommand, expectedAidlFlags) {
+		t.Errorf("aidl command %q does not contain %q", aidlCommand, expectedAidlFlags)
+	}
+
+	outputs := strings.Join(libfoo.AllOutputs(), " ")
+
+	android.AssertStringDoesContain(t, "aidl-generated header", outputs, "gen/aidl/b/BpFoo.h")
+	android.AssertStringDoesContain(t, "aidl-generated header", outputs, "gen/aidl/b/BnFoo.h")
+	android.AssertStringDoesContain(t, "aidl-generated header", outputs, "gen/aidl/b/Foo.h")
+	android.AssertStringDoesContain(t, "aidl-generated cpp", outputs, "b/Foo.cpp")
+	// Confirm that the aidl header doesn't get compiled to cpp and h files
+	android.AssertStringDoesNotContain(t, "aidl-generated header", outputs, "gen/aidl/y/BpBar.h")
+	android.AssertStringDoesNotContain(t, "aidl-generated header", outputs, "gen/aidl/y/BnBar.h")
+	android.AssertStringDoesNotContain(t, "aidl-generated header", outputs, "gen/aidl/y/Bar.h")
+	android.AssertStringDoesNotContain(t, "aidl-generated cpp", outputs, "y/Bar.cpp")
+}
+
 func TestAidlFlagsPassedToTheAidlCompiler(t *testing.T) {
 	t.Parallel()
-	ctx := testCc(t, `
+	ctx := android.GroupFixturePreparers(
+		prepareForCcTest,
+		aidl_library.PrepareForTestWithAidlLibrary,
+	).RunTestWithBp(t, `
 		cc_library {
 			name: "libfoo",
 			srcs: ["a/Foo.aidl"],
@@ -4705,7 +4763,15 @@
 	})
 
 	t.Run("ensure only aidl headers are exported", func(t *testing.T) {
-		ctx := testCc(t, genRuleModules+`
+		ctx := android.GroupFixturePreparers(
+			prepareForCcTest,
+			aidl_library.PrepareForTestWithAidlLibrary,
+		).RunTestWithBp(t, `
+		aidl_library {
+			name: "libfoo_aidl",
+			srcs: ["x/y/Bar.aidl"],
+			strip_import_prefix: "x",
+		}
 		cc_library_shared {
 			name: "libfoo",
 			srcs: [
@@ -4714,10 +4780,11 @@
 				"a.proto",
 			],
 			aidl: {
+				libs: ["libfoo_aidl"],
 				export_aidl_headers: true,
 			}
 		}
-		`)
+		`).TestContext
 		foo := ctx.ModuleForTests("libfoo", "android_arm64_armv8-a_shared").Module()
 		checkIncludeDirs(t, ctx, foo,
 			expectedIncludeDirs(`
@@ -4728,11 +4795,17 @@
 				.intermediates/libfoo/android_arm64_armv8-a_shared/gen/aidl/b.h
 				.intermediates/libfoo/android_arm64_armv8-a_shared/gen/aidl/Bnb.h
 				.intermediates/libfoo/android_arm64_armv8-a_shared/gen/aidl/Bpb.h
+				.intermediates/libfoo/android_arm64_armv8-a_shared/gen/aidl/y/Bar.h
+				.intermediates/libfoo/android_arm64_armv8-a_shared/gen/aidl/y/BnBar.h
+				.intermediates/libfoo/android_arm64_armv8-a_shared/gen/aidl/y/BpBar.h
 			`),
 			expectedOrderOnlyDeps(`
 				.intermediates/libfoo/android_arm64_armv8-a_shared/gen/aidl/b.h
 				.intermediates/libfoo/android_arm64_armv8-a_shared/gen/aidl/Bnb.h
 				.intermediates/libfoo/android_arm64_armv8-a_shared/gen/aidl/Bpb.h
+				.intermediates/libfoo/android_arm64_armv8-a_shared/gen/aidl/y/Bar.h
+				.intermediates/libfoo/android_arm64_armv8-a_shared/gen/aidl/y/BnBar.h
+				.intermediates/libfoo/android_arm64_armv8-a_shared/gen/aidl/y/BpBar.h
 			`),
 		)
 	})
diff --git a/cc/ccdeps.go b/cc/ccdeps.go
index 75e1faf..d30abba 100644
--- a/cc/ccdeps.go
+++ b/cc/ccdeps.go
@@ -30,7 +30,7 @@
 // The info file is generated in $OUT/module_bp_cc_depend.json.
 
 func init() {
-	android.RegisterSingletonType("ccdeps_generator", ccDepsGeneratorSingleton)
+	android.RegisterParallelSingletonType("ccdeps_generator", ccDepsGeneratorSingleton)
 }
 
 func ccDepsGeneratorSingleton() android.Singleton {
diff --git a/cc/cmakelists.go b/cc/cmakelists.go
index ad130ba..0f3f02d 100644
--- a/cc/cmakelists.go
+++ b/cc/cmakelists.go
@@ -29,7 +29,7 @@
 // structure (see variable CLionOutputProjectsDirectory for root).
 
 func init() {
-	android.RegisterSingletonType("cmakelists_generator", cMakeListsGeneratorSingleton)
+	android.RegisterParallelSingletonType("cmakelists_generator", cMakeListsGeneratorSingleton)
 }
 
 func cMakeListsGeneratorSingleton() android.Singleton {
diff --git a/cc/compdb.go b/cc/compdb.go
index ea12443..617be1a 100644
--- a/cc/compdb.go
+++ b/cc/compdb.go
@@ -32,7 +32,7 @@
 // make SOONG_GEN_COMPDB=1 nothing to get all targets.
 
 func init() {
-	android.RegisterSingletonType("compdb_generator", compDBGeneratorSingleton)
+	android.RegisterParallelSingletonType("compdb_generator", compDBGeneratorSingleton)
 }
 
 func compDBGeneratorSingleton() android.Singleton {
diff --git a/cc/compiler.go b/cc/compiler.go
index 88985b6..5da745e 100644
--- a/cc/compiler.go
+++ b/cc/compiler.go
@@ -120,6 +120,9 @@
 	Lex  *LexProperties
 
 	Aidl struct {
+		// List of aidl_library modules
+		Libs []string
+
 		// list of directories that will be added to the aidl include paths.
 		Include_dirs []string
 
@@ -272,6 +275,7 @@
 	deps.GeneratedSources = append(deps.GeneratedSources, compiler.Properties.Generated_sources...)
 	deps.GeneratedSources = removeListFromList(deps.GeneratedSources, compiler.Properties.Exclude_generated_sources)
 	deps.GeneratedHeaders = append(deps.GeneratedHeaders, compiler.Properties.Generated_headers...)
+	deps.AidlLibs = append(deps.AidlLibs, compiler.Properties.Aidl.Libs...)
 
 	android.ProtoDeps(ctx, &compiler.Proto)
 	if compiler.hasSrcExt(".proto") {
@@ -561,7 +565,7 @@
 			"-I"+android.PathForModuleGen(ctx, "yacc", ctx.ModuleDir()).String())
 	}
 
-	if compiler.hasSrcExt(".aidl") {
+	if compiler.hasAidl(deps) {
 		flags.aidlFlags = append(flags.aidlFlags, compiler.Properties.Aidl.Flags...)
 		if len(compiler.Properties.Aidl.Local_include_dirs) > 0 {
 			localAidlIncludeDirs := android.PathsForModuleSrc(ctx, compiler.Properties.Aidl.Local_include_dirs)
@@ -572,6 +576,14 @@
 			flags.aidlFlags = append(flags.aidlFlags, includeDirsToFlags(rootAidlIncludeDirs))
 		}
 
+		var rootAidlIncludeDirs android.Paths
+		for _, aidlLibraryInfo := range deps.AidlLibraryInfos {
+			rootAidlIncludeDirs = append(rootAidlIncludeDirs, aidlLibraryInfo.IncludeDirs.ToList()...)
+		}
+		if len(rootAidlIncludeDirs) > 0 {
+			flags.aidlFlags = append(flags.aidlFlags, includeDirsToFlags(rootAidlIncludeDirs))
+		}
+
 		if proptools.BoolDefault(compiler.Properties.Aidl.Generate_traces, true) {
 			flags.aidlFlags = append(flags.aidlFlags, "-t")
 		}
@@ -660,6 +672,10 @@
 	return nil
 }
 
+func (compiler *baseCompiler) hasAidl(deps PathDeps) bool {
+	return len(deps.AidlLibraryInfos) > 0 || compiler.hasSrcExt(".aidl")
+}
+
 func (compiler *baseCompiler) compile(ctx ModuleContext, flags Flags, deps PathDeps) Objects {
 	pathDeps := deps.GeneratedDeps
 	pathDeps = append(pathDeps, ndkPathDeps(ctx)...)
@@ -668,7 +684,7 @@
 
 	srcs := append(android.Paths(nil), compiler.srcsBeforeGen...)
 
-	srcs, genDeps, info := genSources(ctx, srcs, buildFlags)
+	srcs, genDeps, info := genSources(ctx, deps.AidlLibraryInfos, srcs, buildFlags)
 	pathDeps = append(pathDeps, genDeps...)
 
 	compiler.pathDeps = pathDeps
diff --git a/cc/config/global.go b/cc/config/global.go
index 530b79a..d63e324 100644
--- a/cc/config/global.go
+++ b/cc/config/global.go
@@ -111,9 +111,6 @@
 
 		// Turn off FMA which got enabled by default in clang-r445002 (http://b/218805949)
 		"-ffp-contract=off",
-
-		// Turn off stack protector check for noreturn calls. (http://b/264965700)
-		"-mllvm -disable-check-noreturn-call",
 	}
 
 	commonGlobalConlyflags = []string{}
@@ -150,9 +147,6 @@
 	commonGlobalLldflags = []string{
 		"-fuse-ld=lld",
 		"-Wl,--icf=safe",
-
-		// Turn off stack protector check for noreturn calls. (http://b/264965700)
-		"-Wl,-mllvm,-disable-check-noreturn-call",
 	}
 
 	deviceGlobalCppflags = []string{
@@ -360,14 +354,14 @@
 		// Automatically initialize any uninitialized stack variables.
 		// Prefer zero-init if multiple options are set.
 		if ctx.Config().IsEnvTrue("AUTO_ZERO_INITIALIZE") {
-			flags = append(flags, "-ftrivial-auto-var-init=zero -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang -Wno-unused-command-line-argument")
+			flags = append(flags, "-ftrivial-auto-var-init=zero")
 		} else if ctx.Config().IsEnvTrue("AUTO_PATTERN_INITIALIZE") {
 			flags = append(flags, "-ftrivial-auto-var-init=pattern")
 		} else if ctx.Config().IsEnvTrue("AUTO_UNINITIALIZE") {
 			flags = append(flags, "-ftrivial-auto-var-init=uninitialized")
 		} else {
 			// Default to zero initialization.
-			flags = append(flags, "-ftrivial-auto-var-init=zero -enable-trivial-auto-var-init-zero-knowing-it-will-be-removed-from-clang -Wno-unused-command-line-argument")
+			flags = append(flags, "-ftrivial-auto-var-init=zero")
 		}
 
 		// Workaround for ccache with clang.
@@ -444,6 +438,8 @@
 	pctx.StaticVariableWithEnvOverride("ClangShortVersion", "LLVM_RELEASE_VERSION", ClangDefaultShortVersion)
 	pctx.StaticVariable("ClangAsanLibDir", "${ClangBase}/linux-x86/${ClangVersion}/lib/clang/${ClangShortVersion}/lib/linux")
 
+	exportedVars.ExportStringListStaticVariable("WarningAllowedProjects", WarningAllowedProjects)
+
 	// These are tied to the version of LLVM directly in external/llvm, so they might trail the host prebuilts
 	// being used for the rest of the build process.
 	pctx.SourcePathVariable("RSClangBase", "prebuilts/clang/host")
diff --git a/cc/config/toolchain.go b/cc/config/toolchain.go
index 6a10e14..a0ef575 100644
--- a/cc/config/toolchain.go
+++ b/cc/config/toolchain.go
@@ -20,6 +20,12 @@
 	"android/soong/android"
 )
 
+func init() {
+	exportedVars.ExportStringListStaticVariable("DarwinAvailableLibraries", darwinAvailableLibraries)
+	exportedVars.ExportStringListStaticVariable("LinuxAvailableLibraries", linuxAvailableLibraries)
+	exportedVars.ExportStringListStaticVariable("WindowsAvailableLibraries", windowsAvailableLibraries)
+}
+
 type toolchainFactory func(arch android.Arch) Toolchain
 
 var toolchainFactories = make(map[android.OsType]map[android.ArchType]toolchainFactory)
diff --git a/cc/fuzz.go b/cc/fuzz.go
index dfefc11..c897501 100644
--- a/cc/fuzz.go
+++ b/cc/fuzz.go
@@ -28,7 +28,7 @@
 
 func init() {
 	android.RegisterModuleType("cc_fuzz", LibFuzzFactory)
-	android.RegisterSingletonType("cc_fuzz_packaging", fuzzPackagingFactory)
+	android.RegisterParallelSingletonType("cc_fuzz_packaging", fuzzPackagingFactory)
 }
 
 type FuzzProperties struct {
@@ -398,7 +398,9 @@
 		}
 
 		hostOrTargetString := "target"
-		if ccModule.Host() {
+		if ccModule.Target().HostCross {
+			hostOrTargetString = "host_cross"
+		} else if ccModule.Host() {
 			hostOrTargetString = "host"
 		}
 
diff --git a/cc/gen.go b/cc/gen.go
index dfbb177..dbb9560 100644
--- a/cc/gen.go
+++ b/cc/gen.go
@@ -18,7 +18,9 @@
 	"path/filepath"
 	"strings"
 
+	"android/soong/aidl_library"
 	"android/soong/bazel"
+
 	"github.com/google/blueprint"
 
 	"android/soong/android"
@@ -124,11 +126,6 @@
 	headerBn := outDir.Join(ctx, aidlPackage, "Bn"+shortName+".h")
 	headerBp := outDir.Join(ctx, aidlPackage, "Bp"+shortName+".h")
 
-	baseDir := strings.TrimSuffix(aidlFile.String(), aidlFile.Rel())
-	if baseDir != "" {
-		aidlFlags += " -I" + baseDir
-	}
-
 	cmd := rule.Command()
 	cmd.BuiltTool("aidl-cpp").
 		FlagWithDepFile("-d", depFile).
@@ -282,7 +279,10 @@
 	syspropOrderOnlyDeps android.Paths
 }
 
-func genSources(ctx android.ModuleContext, srcFiles android.Paths,
+func genSources(
+	ctx android.ModuleContext,
+	aidlLibraryInfos []aidl_library.AidlLibraryInfo,
+	srcFiles android.Paths,
 	buildFlags builderFlags) (android.Paths, android.Paths, generatedSourceInfo) {
 
 	var info generatedSourceInfo
@@ -330,7 +330,8 @@
 				aidlRule = android.NewRuleBuilder(pctx, ctx).Sbox(android.PathForModuleGen(ctx, "aidl"),
 					android.PathForModuleGen(ctx, "aidl.sbox.textproto"))
 			}
-			cppFile, aidlHeaders := genAidl(ctx, aidlRule, srcFile, buildFlags.aidlFlags)
+			baseDir := strings.TrimSuffix(srcFile.String(), srcFile.Rel())
+			cppFile, aidlHeaders := genAidl(ctx, aidlRule, srcFile, buildFlags.aidlFlags+" -I"+baseDir)
 			srcFiles[i] = cppFile
 
 			info.aidlHeaders = append(info.aidlHeaders, aidlHeaders...)
@@ -352,6 +353,24 @@
 		}
 	}
 
+	for _, aidlLibraryInfo := range aidlLibraryInfos {
+		for _, aidlSrc := range aidlLibraryInfo.Srcs {
+			if aidlRule == nil {
+				// TODO(b/279960133): Sandbox inputs to ensure aidl headers are explicitly specified
+				aidlRule = android.NewRuleBuilder(pctx, ctx).Sbox(android.PathForModuleGen(ctx, "aidl"),
+					android.PathForModuleGen(ctx, "aidl.sbox.textproto"))
+			}
+			cppFile, aidlHeaders := genAidl(ctx, aidlRule, aidlSrc, buildFlags.aidlFlags)
+
+			srcFiles = append(srcFiles, cppFile)
+			info.aidlHeaders = append(info.aidlHeaders, aidlHeaders...)
+			// Use the generated headers as order only deps to ensure that they are up to date when
+			// needed.
+			// TODO: Reduce the size of the ninja file by using one order only dep for the whole rule
+			info.aidlOrderOnlyDeps = append(info.aidlOrderOnlyDeps, aidlHeaders...)
+		}
+	}
+
 	if aidlRule != nil {
 		aidlRule.Build("aidl", "gen aidl")
 	}
diff --git a/cc/library.go b/cc/library.go
index 13b333a..09a7253 100644
--- a/cc/library.go
+++ b/cc/library.go
@@ -271,7 +271,9 @@
 	Implementation_deps         bazel.LabelListAttribute
 	Implementation_dynamic_deps bazel.LabelListAttribute
 	Tags                        bazel.StringListAttribute
+
 	sdkAttributes
+	includesAttributes
 }
 
 type stripAttributes struct {
@@ -335,6 +337,14 @@
 		Native_coverage:                   baseAttributes.Native_coverage,
 	}
 
+	includeAttrs := includesAttributes{
+		Export_includes:          exportedIncludes.Includes,
+		Export_absolute_includes: exportedIncludes.AbsoluteIncludes,
+		Export_system_includes:   exportedIncludes.SystemIncludes,
+		Local_includes:           compilerAttrs.localIncludes,
+		Absolute_includes:        compilerAttrs.absoluteIncludes,
+	}
+
 	sharedCommonAttrs := staticOrSharedAttributes{
 		Srcs:    *srcs.Clone().Append(sharedAttrs.Srcs),
 		Srcs_c:  *compilerAttrs.cSrcs.Clone().Append(sharedAttrs.Srcs_c),
@@ -356,41 +366,34 @@
 
 	staticTargetAttrs := &bazelCcLibraryStaticAttributes{
 		staticOrSharedAttributes: staticCommonAttrs,
+		includesAttributes:       includeAttrs,
 
 		Cppflags:   compilerAttrs.cppFlags,
 		Conlyflags: compilerAttrs.conlyFlags,
 		Asflags:    asFlags,
 
-		Export_includes:          exportedIncludes.Includes,
-		Export_absolute_includes: exportedIncludes.AbsoluteIncludes,
-		Export_system_includes:   exportedIncludes.SystemIncludes,
-		Local_includes:           compilerAttrs.localIncludes,
-		Absolute_includes:        compilerAttrs.absoluteIncludes,
-		Rtti:                     compilerAttrs.rtti,
-		Stl:                      compilerAttrs.stl,
-		Cpp_std:                  compilerAttrs.cppStd,
-		C_std:                    compilerAttrs.cStd,
+		Rtti:    compilerAttrs.rtti,
+		Stl:     compilerAttrs.stl,
+		Cpp_std: compilerAttrs.cppStd,
+		C_std:   compilerAttrs.cStd,
 
 		Features: *staticFeatures,
 	}
 
 	sharedTargetAttrs := &bazelCcLibrarySharedAttributes{
 		staticOrSharedAttributes: sharedCommonAttrs,
-		Cppflags:                 compilerAttrs.cppFlags,
-		Conlyflags:               compilerAttrs.conlyFlags,
-		Asflags:                  asFlags,
+		includesAttributes:       includeAttrs,
 
-		Export_includes:          exportedIncludes.Includes,
-		Export_absolute_includes: exportedIncludes.AbsoluteIncludes,
-		Export_system_includes:   exportedIncludes.SystemIncludes,
-		Local_includes:           compilerAttrs.localIncludes,
-		Absolute_includes:        compilerAttrs.absoluteIncludes,
-		Linkopts:                 linkerAttrs.linkopts,
-		Rtti:                     compilerAttrs.rtti,
-		Stl:                      compilerAttrs.stl,
-		Cpp_std:                  compilerAttrs.cppStd,
-		C_std:                    compilerAttrs.cStd,
-		Use_version_lib:          linkerAttrs.useVersionLib,
+		Cppflags:   compilerAttrs.cppFlags,
+		Conlyflags: compilerAttrs.conlyFlags,
+		Asflags:    asFlags,
+
+		Linkopts:        linkerAttrs.linkopts,
+		Rtti:            compilerAttrs.rtti,
+		Stl:             compilerAttrs.stl,
+		Cpp_std:         compilerAttrs.cppStd,
+		C_std:           compilerAttrs.cStd,
+		Use_version_lib: linkerAttrs.useVersionLib,
 
 		Additional_linker_inputs: linkerAttrs.additionalLinkerInputs,
 
@@ -2114,7 +2117,7 @@
 
 	// Optionally export aidl headers.
 	if Bool(library.Properties.Aidl.Export_aidl_headers) {
-		if library.baseCompiler.hasSrcExt(".aidl") {
+		if library.baseCompiler.hasAidl(deps) {
 			dir := android.PathForModuleGen(ctx, "aidl")
 			library.reexportDirs(dir)
 
@@ -2880,6 +2883,13 @@
 	linkerAttrs := baseAttributes.linkerAttributes
 
 	exportedIncludes := bp2BuildParseExportedIncludes(ctx, module, &compilerAttrs.includes)
+	includeAttrs := includesAttributes{
+		Export_includes:          exportedIncludes.Includes,
+		Export_absolute_includes: exportedIncludes.AbsoluteIncludes,
+		Export_system_includes:   exportedIncludes.SystemIncludes,
+		Local_includes:           compilerAttrs.localIncludes,
+		Absolute_includes:        compilerAttrs.absoluteIncludes,
+	}
 
 	// Append shared/static{} stanza properties. These won't be specified on
 	// cc_library_* itself, but may be specified in cc_defaults that this module
@@ -2937,11 +2947,7 @@
 			Cpp_std:                  compilerAttrs.cppStd,
 			C_std:                    compilerAttrs.cStd,
 
-			Export_includes:          exportedIncludes.Includes,
-			Export_absolute_includes: exportedIncludes.AbsoluteIncludes,
-			Export_system_includes:   exportedIncludes.SystemIncludes,
-			Local_includes:           compilerAttrs.localIncludes,
-			Absolute_includes:        compilerAttrs.absoluteIncludes,
+			includesAttributes: includeAttrs,
 
 			Cppflags:   compilerAttrs.cppFlags,
 			Conlyflags: compilerAttrs.conlyFlags,
@@ -2967,11 +2973,8 @@
 			Cpp_std: compilerAttrs.cppStd,
 			C_std:   compilerAttrs.cStd,
 
-			Export_includes:          exportedIncludes.Includes,
-			Export_absolute_includes: exportedIncludes.AbsoluteIncludes,
-			Export_system_includes:   exportedIncludes.SystemIncludes,
-			Local_includes:           compilerAttrs.localIncludes,
-			Absolute_includes:        compilerAttrs.absoluteIncludes,
+			includesAttributes: includeAttrs,
+
 			Additional_linker_inputs: linkerAttrs.additionalLinkerInputs,
 
 			Strip: stripAttrsFromLinkerAttrs(&linkerAttrs),
@@ -3007,9 +3010,18 @@
 	ctx.CreateBazelTargetModule(props, android.CommonAttributes{Name: module.Name(), Tags: tags}, attrs)
 }
 
+type includesAttributes struct {
+	Export_includes          bazel.StringListAttribute
+	Export_absolute_includes bazel.StringListAttribute
+	Export_system_includes   bazel.StringListAttribute
+	Local_includes           bazel.StringListAttribute
+	Absolute_includes        bazel.StringListAttribute
+}
+
 // TODO(b/199902614): Can this be factored to share with the other Attributes?
 type bazelCcLibraryStaticAttributes struct {
 	staticOrSharedAttributes
+	includesAttributes
 
 	Use_version_lib bazel.BoolAttribute
 	Rtti            bazel.BoolAttribute
@@ -3017,12 +3029,7 @@
 	Cpp_std         *string
 	C_std           *string
 
-	Export_includes          bazel.StringListAttribute
-	Export_absolute_includes bazel.StringListAttribute
-	Export_system_includes   bazel.StringListAttribute
-	Local_includes           bazel.StringListAttribute
-	Absolute_includes        bazel.StringListAttribute
-	Hdrs                     bazel.LabelListAttribute
+	Hdrs bazel.LabelListAttribute
 
 	Cppflags   bazel.StringListAttribute
 	Conlyflags bazel.StringListAttribute
@@ -3034,6 +3041,7 @@
 // TODO(b/199902614): Can this be factored to share with the other Attributes?
 type bazelCcLibrarySharedAttributes struct {
 	staticOrSharedAttributes
+	includesAttributes
 
 	Linkopts        bazel.StringListAttribute
 	Use_version_lib bazel.BoolAttribute
@@ -3043,12 +3051,7 @@
 	Cpp_std *string
 	C_std   *string
 
-	Export_includes          bazel.StringListAttribute
-	Export_absolute_includes bazel.StringListAttribute
-	Export_system_includes   bazel.StringListAttribute
-	Local_includes           bazel.StringListAttribute
-	Absolute_includes        bazel.StringListAttribute
-	Hdrs                     bazel.LabelListAttribute
+	Hdrs bazel.LabelListAttribute
 
 	Strip                    stripAttributes
 	Additional_linker_inputs bazel.LabelListAttribute
diff --git a/cc/lto.go b/cc/lto.go
index 1afa1dd..581856b 100644
--- a/cc/lto.go
+++ b/cc/lto.go
@@ -91,11 +91,6 @@
 		return flags
 	}
 
-	// TODO(b/254713216): LTO doesn't work on riscv64 yet.
-	if ctx.Arch().ArchType == android.Riscv64 {
-		return flags
-	}
-
 	if lto.LTO(ctx) {
 		var ltoCFlag string
 		var ltoLdFlag string
diff --git a/cc/ndk_abi.go b/cc/ndk_abi.go
index 3456c32..86166dc 100644
--- a/cc/ndk_abi.go
+++ b/cc/ndk_abi.go
@@ -19,8 +19,8 @@
 )
 
 func init() {
-	android.RegisterSingletonType("ndk_abi_dump", NdkAbiDumpSingleton)
-	android.RegisterSingletonType("ndk_abi_diff", NdkAbiDiffSingleton)
+	android.RegisterParallelSingletonType("ndk_abi_dump", NdkAbiDumpSingleton)
+	android.RegisterParallelSingletonType("ndk_abi_diff", NdkAbiDiffSingleton)
 }
 
 func getNdkAbiDumpInstallBase(ctx android.PathContext) android.OutputPath {
diff --git a/cc/ndk_sysroot.go b/cc/ndk_sysroot.go
index dffc6c6..0cf21b6 100644
--- a/cc/ndk_sysroot.go
+++ b/cc/ndk_sysroot.go
@@ -66,7 +66,7 @@
 	ctx.RegisterModuleType("ndk_library", NdkLibraryFactory)
 	ctx.RegisterModuleType("versioned_ndk_headers", versionedNdkHeadersFactory)
 	ctx.RegisterModuleType("preprocessed_ndk_headers", preprocessedNdkHeadersFactory)
-	ctx.RegisterSingletonType("ndk", NdkSingleton)
+	ctx.RegisterParallelSingletonType("ndk", NdkSingleton)
 }
 
 func getNdkInstallBase(ctx android.PathContext) android.InstallPath {
diff --git a/cc/object.go b/cc/object.go
index 5d61872..ca14845 100644
--- a/cc/object.go
+++ b/cc/object.go
@@ -309,6 +309,8 @@
 			})
 		}
 	} else {
+		outputAddrSig := android.PathForModuleOut(ctx, "addrsig", outputName)
+
 		if String(object.Properties.Prefix_symbols) != "" {
 			input := android.PathForModuleOut(ctx, "unprefixed", outputName)
 			transformBinaryPrefixSymbols(ctx, String(object.Properties.Prefix_symbols), input,
@@ -316,7 +318,12 @@
 			output = input
 		}
 
-		transformObjsToObj(ctx, objs.objFiles, builderFlags, output, flags.LdFlagsDeps)
+		transformObjsToObj(ctx, objs.objFiles, builderFlags, outputAddrSig, flags.LdFlagsDeps)
+
+		// ld -r reorders symbols and invalidates the .llvm_addrsig section, which then causes warnings
+		// if the resulting object is used with ld --icf=safe.  Strip the .llvm_addrsig section to
+		// prevent the warnings.
+		transformObjectNoAddrSig(ctx, outputAddrSig, output)
 	}
 
 	ctx.CheckbuildFile(outputFile)
diff --git a/cc/sanitize.go b/cc/sanitize.go
index 7fddc1b..6e732b6 100644
--- a/cc/sanitize.go
+++ b/cc/sanitize.go
@@ -665,6 +665,21 @@
 		s.Diag.Cfi = nil
 	}
 
+	// TODO(b/280478629): runtimes don't exist for musl arm64 yet.
+	if ctx.toolchain().Musl() && ctx.Arch().ArchType == android.Arm64 {
+		s.Address = nil
+		s.Hwaddress = nil
+		s.Thread = nil
+		s.Scudo = nil
+		s.Fuzzer = nil
+		s.Cfi = nil
+		s.Diag.Cfi = nil
+		s.Misc_undefined = nil
+		s.Undefined = nil
+		s.All_undefined = nil
+		s.Integer_overflow = nil
+	}
+
 	// Also disable CFI for VNDK variants of components
 	if ctx.isVndk() && ctx.useVndk() {
 		s.Cfi = nil
diff --git a/cc/stub_library.go b/cc/stub_library.go
index f324dcc..3a6d0ae 100644
--- a/cc/stub_library.go
+++ b/cc/stub_library.go
@@ -23,7 +23,7 @@
 
 func init() {
 	// Use singleton type to gather all generated soong modules.
-	android.RegisterSingletonType("stublibraries", stubLibrariesSingleton)
+	android.RegisterParallelSingletonType("stublibraries", stubLibrariesSingleton)
 }
 
 type stubLibraries struct {
diff --git a/cc/tidy.go b/cc/tidy.go
index bbcaece..7b123cb 100644
--- a/cc/tidy.go
+++ b/cc/tidy.go
@@ -201,7 +201,7 @@
 }
 
 func init() {
-	android.RegisterSingletonType("tidy_phony_targets", TidyPhonySingleton)
+	android.RegisterParallelSingletonType("tidy_phony_targets", TidyPhonySingleton)
 }
 
 // This TidyPhonySingleton generates both tidy-* and obj-* phony targets for C/C++ files.
diff --git a/cc/vndk.go b/cc/vndk.go
index 9b70004..7a2286e 100644
--- a/cc/vndk.go
+++ b/cc/vndk.go
@@ -417,16 +417,16 @@
 
 func init() {
 	RegisterVndkLibraryTxtTypes(android.InitRegistrationContext)
-	android.RegisterSingletonType("vndk-snapshot", VndkSnapshotSingleton)
+	android.RegisterParallelSingletonType("vndk-snapshot", VndkSnapshotSingleton)
 }
 
 func RegisterVndkLibraryTxtTypes(ctx android.RegistrationContext) {
-	ctx.RegisterSingletonModuleType("llndk_libraries_txt", llndkLibrariesTxtFactory)
-	ctx.RegisterSingletonModuleType("vndksp_libraries_txt", vndkSPLibrariesTxtFactory)
-	ctx.RegisterSingletonModuleType("vndkcore_libraries_txt", vndkCoreLibrariesTxtFactory)
-	ctx.RegisterSingletonModuleType("vndkprivate_libraries_txt", vndkPrivateLibrariesTxtFactory)
-	ctx.RegisterSingletonModuleType("vndkproduct_libraries_txt", vndkProductLibrariesTxtFactory)
-	ctx.RegisterSingletonModuleType("vndkcorevariant_libraries_txt", vndkUsingCoreVariantLibrariesTxtFactory)
+	ctx.RegisterParallelSingletonModuleType("llndk_libraries_txt", llndkLibrariesTxtFactory)
+	ctx.RegisterParallelSingletonModuleType("vndksp_libraries_txt", vndkSPLibrariesTxtFactory)
+	ctx.RegisterParallelSingletonModuleType("vndkcore_libraries_txt", vndkCoreLibrariesTxtFactory)
+	ctx.RegisterParallelSingletonModuleType("vndkprivate_libraries_txt", vndkPrivateLibrariesTxtFactory)
+	ctx.RegisterParallelSingletonModuleType("vndkproduct_libraries_txt", vndkProductLibrariesTxtFactory)
+	ctx.RegisterParallelSingletonModuleType("vndkcorevariant_libraries_txt", vndkUsingCoreVariantLibrariesTxtFactory)
 }
 
 type vndkLibrariesTxt struct {
diff --git a/cmd/soong_build/main.go b/cmd/soong_build/main.go
index 5de2326..cf6c1c7 100644
--- a/cmd/soong_build/main.go
+++ b/cmd/soong_build/main.go
@@ -133,6 +133,10 @@
 	ninjaDeps = append(ninjaDeps, writeBuildGlobsNinjaFile(ctx)...)
 
 	writeDepFile(cmdlineArgs.OutFile, ctx.EventHandler, ninjaDeps)
+
+	if ctx.Config().IsEnvTrue("SOONG_GENERATES_NINJA_HINT") {
+		writeNinjaHint(ctx)
+	}
 	return cmdlineArgs.OutFile
 }
 
@@ -455,6 +459,9 @@
 		// The actual output (build.ninja) was written in the RunBlueprint() call
 		// above
 		writeDepFile(cmdlineArgs.OutFile, ctx.EventHandler, ninjaDeps)
+		if ctx.Config().IsEnvTrue("SOONG_GENERATES_NINJA_HINT") {
+			writeNinjaHint(ctx)
+		}
 		return cmdlineArgs.OutFile
 	}
 }
@@ -535,15 +542,18 @@
 		} else {
 			finalOutputFile = runSoongOnlyBuild(ctx, extraNinjaDeps)
 		}
-		if ctx.Config().IsEnvTrue("SOONG_GENERATES_NINJA_HINT") {
-			writeNinjaHint(ctx)
-		}
 		writeMetrics(configuration, ctx.EventHandler, metricsDir)
 	}
-	writeUsedEnvironmentFile(configuration, finalOutputFile)
+	writeUsedEnvironmentFile(configuration)
+
+	// Touch the output file so that it's the newest file created by soong_build.
+	// This is necessary because, if soong_build generated any files which
+	// are ninja inputs to the main output file, then ninja would superfluously
+	// rebuild this output file on the next build invocation.
+	touch(shared.JoinPath(topDir, finalOutputFile))
 }
 
-func writeUsedEnvironmentFile(configuration android.Config, finalOutputFile string) {
+func writeUsedEnvironmentFile(configuration android.Config) {
 	if usedEnvFile == "" {
 		return
 	}
@@ -562,11 +572,6 @@
 	}
 	err = os.WriteFile(path, data, 0666)
 	maybeQuit(err, "error writing used environment file '%s'", usedEnvFile)
-
-	// Touch the output file so that it's not older than the file we just
-	// wrote. We can't write the environment file earlier because one an access
-	// new environment variables while writing it.
-	touch(shared.JoinPath(topDir, finalOutputFile))
 }
 
 func touch(path string) {
diff --git a/device_config/Android.bp b/device_config/Android.bp
new file mode 100644
index 0000000..360b389
--- /dev/null
+++ b/device_config/Android.bp
@@ -0,0 +1,30 @@
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+bootstrap_go_package {
+    name: "soong-device_config",
+    pkgPath: "android/soong/device_config",
+    deps: [
+        "blueprint",
+        "blueprint-pathtools",
+        "sbox_proto",
+        "soong",
+        "soong-android",
+        "soong-bazel",
+        "soong-shared",
+    ],
+    srcs: [
+        "device_config_definitions.go",
+        "device_config_values.go",
+        "device_config_value_set.go",
+        "init.go",
+        //"testing.go"
+    ],
+    /*
+    testSrcs: [
+        "device_config_test.go",
+    ],
+    */
+    pluginFor: ["soong_build"],
+}
diff --git a/device_config/device_config_definitions.go b/device_config/device_config_definitions.go
new file mode 100644
index 0000000..c565766
--- /dev/null
+++ b/device_config/device_config_definitions.go
@@ -0,0 +1,150 @@
+// Copyright 2023 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package device_config
+
+import (
+	"android/soong/android"
+	"fmt"
+	"github.com/google/blueprint"
+	"strings"
+)
+
+type DefinitionsModule struct {
+	android.ModuleBase
+	android.DefaultableModuleBase
+
+	// Properties for "device_config_definitions"
+	properties struct {
+		// aconfig files, relative to this Android.bp file
+		Srcs []string `android:"path"`
+
+		// Release config flag namespace
+		Namespace string
+
+		// Values from TARGET_RELEASE / RELEASE_DEVICE_CONFIG_VALUE_SETS
+		Values []string `blueprint:"mutated"`
+	}
+
+	intermediatePath android.WritablePath
+	srcJarPath       android.WritablePath
+}
+
+func DefinitionsFactory() android.Module {
+	module := &DefinitionsModule{}
+
+	android.InitAndroidModule(module)
+	android.InitDefaultableModule(module)
+	module.AddProperties(&module.properties)
+	// TODO: bp2build
+	//android.InitBazelModule(module)
+
+	return module
+}
+
+type implicitValuesTagType struct {
+	blueprint.BaseDependencyTag
+}
+
+var implicitValuesTag = implicitValuesTagType{}
+
+func (module *DefinitionsModule) DepsMutator(ctx android.BottomUpMutatorContext) {
+	// Validate Properties
+	if len(module.properties.Srcs) == 0 {
+		ctx.PropertyErrorf("srcs", "missing source files")
+		return
+	}
+	if len(module.properties.Namespace) == 0 {
+		ctx.PropertyErrorf("namespace", "missing namespace property")
+	}
+
+	// Add a dependency on the device_config_value_sets defined in
+	// RELEASE_DEVICE_CONFIG_VALUE_SETS, and add any device_config_values that
+	// match our namespace.
+	valuesFromConfig := ctx.Config().ReleaseDeviceConfigValueSets()
+	ctx.AddDependency(ctx.Module(), implicitValuesTag, valuesFromConfig...)
+}
+
+func (module *DefinitionsModule) OutputFiles(tag string) (android.Paths, error) {
+	switch tag {
+	case ".srcjar":
+		return []android.Path{module.srcJarPath}, nil
+	case "":
+		// The default output of this module is the intermediates format, which is
+		// not installable and in a private format that no other rules can handle
+		// correctly.
+		return []android.Path{module.intermediatePath}, nil
+	default:
+		return nil, fmt.Errorf("unsupported device_config_definitions module reference tag %q", tag)
+	}
+}
+
+func joinAndPrefix(prefix string, values []string) string {
+	var sb strings.Builder
+	for _, v := range values {
+		sb.WriteString(prefix)
+		sb.WriteString(v)
+	}
+	return sb.String()
+}
+
+func (module *DefinitionsModule) GenerateAndroidBuildActions(ctx android.ModuleContext) {
+	// Get the values that came from the global RELEASE_DEVICE_CONFIG_VALUE_SETS flag
+	ctx.VisitDirectDeps(func(dep android.Module) {
+		if !ctx.OtherModuleHasProvider(dep, valueSetProviderKey) {
+			// Other modules get injected as dependencies too, for example the license modules
+			return
+		}
+		depData := ctx.OtherModuleProvider(dep, valueSetProviderKey).(valueSetProviderData)
+		valuesFiles, ok := depData.AvailableNamespaces[module.properties.Namespace]
+		if ok {
+			for _, path := range valuesFiles {
+				module.properties.Values = append(module.properties.Values, path.String())
+			}
+		}
+	})
+
+	// Intermediate format
+	inputFiles := android.PathsForModuleSrc(ctx, module.properties.Srcs)
+	module.intermediatePath = android.PathForModuleOut(ctx, "intermediate.json")
+	ctx.Build(pctx, android.BuildParams{
+		Rule:        aconfigRule,
+		Inputs:      inputFiles,
+		Output:      module.intermediatePath,
+		Description: "device_config_definitions",
+		Args: map[string]string{
+			"release_version": ctx.Config().ReleaseVersion(),
+			"namespace":       module.properties.Namespace,
+			"values":          joinAndPrefix(" --values ", module.properties.Values),
+		},
+	})
+
+	// Generated java inside a srcjar
+	module.srcJarPath = android.PathForModuleGen(ctx, ctx.ModuleName()+".srcjar")
+	ctx.Build(pctx, android.BuildParams{
+		Rule:        srcJarRule,
+		Input:       module.intermediatePath,
+		Output:      module.srcJarPath,
+		Description: "device_config.srcjar",
+	})
+
+	// TODO: C++
+
+	// Phony target for debugging convenience
+	ctx.Build(pctx, android.BuildParams{
+		Rule:   blueprint.Phony,
+		Output: android.PathForPhony(ctx, ctx.ModuleName()),
+		Inputs: []android.Path{module.srcJarPath}, // TODO: C++
+	})
+}
diff --git a/device_config/device_config_test.go b/device_config/device_config_test.go
new file mode 100644
index 0000000..91a06a7
--- /dev/null
+++ b/device_config/device_config_test.go
@@ -0,0 +1,61 @@
+// Copyright (C) 2019 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package device_config
+
+import (
+	"os"
+	"testing"
+
+	"android/soong/android"
+	"android/soong/java"
+)
+
+func TestMain(m *testing.M) {
+	os.Exit(m.Run())
+}
+
+func test(t *testing.T, bp string) *android.TestResult {
+	t.Helper()
+
+	mockFS := android.MockFS{
+		"config.aconfig": nil,
+	}
+
+	result := android.GroupFixturePreparers(
+		java.PrepareForTestWithJavaDefaultModules,
+		PrepareForTestWithSyspropBuildComponents,
+		// TODO: Consider values files, although maybe in its own test
+		// android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
+		//	variables.ReleaseConfigValuesBasePaths = ...
+		//})
+		mockFS.AddToFixture(),
+		android.FixtureWithRootAndroidBp(bp),
+	).RunTest(t)
+
+	return result
+}
+
+func TestOutputs(t *testing.T) {
+	/*result := */ test(t, `
+        device_config {
+            name: "my_device_config",
+            srcs: ["config.aconfig"],
+        }
+	`)
+
+	// TODO: Make sure it exports a .srcjar, which is used by java libraries
+	// TODO: Make sure it exports an intermediates file
+	// TODO: Make sure the intermediates file is propagated to the Android.mk file
+}
diff --git a/device_config/device_config_value_set.go b/device_config/device_config_value_set.go
new file mode 100644
index 0000000..e406d20
--- /dev/null
+++ b/device_config/device_config_value_set.go
@@ -0,0 +1,92 @@
+// Copyright 2023 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package device_config
+
+import (
+	"android/soong/android"
+	"github.com/google/blueprint"
+)
+
+// Properties for "device_config_value_set"
+type ValueSetModule struct {
+	android.ModuleBase
+	android.DefaultableModuleBase
+
+	properties struct {
+		// device_config_values modules
+		Values []string
+	}
+}
+
+func ValueSetFactory() android.Module {
+	module := &ValueSetModule{}
+
+	android.InitAndroidModule(module)
+	android.InitDefaultableModule(module)
+	module.AddProperties(&module.properties)
+	// TODO: bp2build
+	//android.InitBazelModule(module)
+
+	return module
+}
+
+// Dependency tag for values property
+type valueSetType struct {
+	blueprint.BaseDependencyTag
+}
+
+var valueSetTag = valueSetType{}
+
+// Provider published by device_config_value_set
+type valueSetProviderData struct {
+	// The namespace of each of the
+	// (map of namespace --> device_config_module)
+	AvailableNamespaces map[string]android.Paths
+}
+
+var valueSetProviderKey = blueprint.NewProvider(valueSetProviderData{})
+
+func (module *ValueSetModule) DepsMutator(ctx android.BottomUpMutatorContext) {
+	deps := ctx.AddDependency(ctx.Module(), valueSetTag, module.properties.Values...)
+	for _, dep := range deps {
+		_, ok := dep.(*ValuesModule)
+		if !ok {
+			ctx.PropertyErrorf("values", "values must be a device_config_values module")
+			return
+		}
+	}
+}
+
+func (module *ValueSetModule) GenerateAndroidBuildActions(ctx android.ModuleContext) {
+	// Accumulate the namespaces of the values modules listed, and set that as an
+	// valueSetProviderKey provider that device_config modules can read and use
+	// to append values to their aconfig actions.
+	namespaces := make(map[string]android.Paths)
+	ctx.VisitDirectDeps(func(dep android.Module) {
+		if !ctx.OtherModuleHasProvider(dep, valuesProviderKey) {
+			// Other modules get injected as dependencies too, for example the license modules
+			return
+		}
+		depData := ctx.OtherModuleProvider(dep, valuesProviderKey).(valuesProviderData)
+
+		srcs := make([]android.Path, len(depData.Values))
+		copy(srcs, depData.Values)
+		namespaces[depData.Namespace] = srcs
+
+	})
+	ctx.SetProvider(valueSetProviderKey, valueSetProviderData{
+		AvailableNamespaces: namespaces,
+	})
+}
diff --git a/device_config/device_config_values.go b/device_config/device_config_values.go
new file mode 100644
index 0000000..110f12a
--- /dev/null
+++ b/device_config/device_config_values.go
@@ -0,0 +1,70 @@
+// Copyright 2023 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package device_config
+
+import (
+	"android/soong/android"
+	"github.com/google/blueprint"
+)
+
+// Properties for "device_config_value"
+type ValuesModule struct {
+	android.ModuleBase
+	android.DefaultableModuleBase
+
+	properties struct {
+		// aconfig files, relative to this Android.bp file
+		Srcs []string `android:"path"`
+
+		// Release config flag namespace
+		Namespace string
+	}
+}
+
+func ValuesFactory() android.Module {
+	module := &ValuesModule{}
+
+	android.InitAndroidModule(module)
+	android.InitDefaultableModule(module)
+	module.AddProperties(&module.properties)
+	// TODO: bp2build
+	//android.InitBazelModule(module)
+
+	return module
+}
+
+// Provider published by device_config_value_set
+type valuesProviderData struct {
+	// The namespace that this values module values
+	Namespace string
+
+	// The values aconfig files, relative to the root of the tree
+	Values android.Paths
+}
+
+var valuesProviderKey = blueprint.NewProvider(valuesProviderData{})
+
+func (module *ValuesModule) GenerateAndroidBuildActions(ctx android.ModuleContext) {
+	if len(module.properties.Namespace) == 0 {
+		ctx.PropertyErrorf("namespace", "missing namespace property")
+	}
+
+	// Provide the our source files list to the device_config_value_set as a list of files
+	providerData := valuesProviderData{
+		Namespace: module.properties.Namespace,
+		Values:    android.PathsForModuleSrc(ctx, module.properties.Srcs),
+	}
+	ctx.SetProvider(valuesProviderKey, providerData)
+}
diff --git a/device_config/init.go b/device_config/init.go
new file mode 100644
index 0000000..0a4645b
--- /dev/null
+++ b/device_config/init.go
@@ -0,0 +1,70 @@
+// Copyright 2023 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package device_config
+
+import (
+	"android/soong/android"
+	"github.com/google/blueprint"
+)
+
+var (
+	pctx = android.NewPackageContext("android/soong/device_config")
+
+	// For device_config_definitions: Generate cache file
+	// TODO: Restat
+	aconfigRule = pctx.AndroidStaticRule("aconfig",
+		blueprint.RuleParams{
+			Command: `${aconfig} create-cache` +
+				` --namespace ${namespace}` +
+				` --declarations ${in}` +
+				` ${values}` +
+				` --cache ${out}.tmp` +
+				` && ( if cmp -s ${out}.tmp ; then rm ${out}.tmp ; else mv ${out}.tmp ${out} ; fi )`,
+			//				` --build-id ${release_version}` +
+			CommandDeps: []string{
+				"${aconfig}",
+			},
+			Restat: true,
+		}, "release_version", "namespace", "values")
+
+	// For device_config_definitions: Generate java file
+	srcJarRule = pctx.AndroidStaticRule("aconfig_srcjar",
+		blueprint.RuleParams{
+			Command: `rm -rf ${out}.tmp` +
+				` && mkdir -p ${out}.tmp` +
+				` && ${aconfig} create-java-lib` +
+				`    --cache ${in}` +
+				`    --out ${out}.tmp` +
+				` && $soong_zip -write_if_changed -jar -o ${out} -C ${out}.tmp -D ${out}.tmp` +
+				` && rm -rf ${out}.tmp`,
+			CommandDeps: []string{
+				"$aconfig",
+				"$soong_zip",
+			},
+			Restat: true,
+		})
+)
+
+func init() {
+	registerBuildComponents(android.InitRegistrationContext)
+}
+
+func registerBuildComponents(ctx android.RegistrationContext) {
+	ctx.RegisterModuleType("device_config_definitions", DefinitionsFactory)
+	ctx.RegisterModuleType("device_config_values", ValuesFactory)
+	ctx.RegisterModuleType("device_config_value_set", ValueSetFactory)
+	pctx.HostBinToolVariable("aconfig", "aconfig")
+	pctx.HostBinToolVariable("soong_zip", "soong_zip")
+}
diff --git a/device_config/testing.go b/device_config/testing.go
new file mode 100644
index 0000000..f054476
--- /dev/null
+++ b/device_config/testing.go
@@ -0,0 +1,19 @@
+// Copyright (C) 2021 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package device_config
+
+import "android/soong/android"
+
+var PrepareForTestWithSyspropBuildComponents = android.FixtureRegisterWithContext(registerBuildComponents)
diff --git a/dexpreopt/config.go b/dexpreopt/config.go
index 0cc3bd6..e61ebe6 100644
--- a/dexpreopt/config.go
+++ b/dexpreopt/config.go
@@ -197,7 +197,7 @@
 
 func init() {
 	pctx.Import("android/soong/android")
-	android.RegisterSingletonType("dexpreopt-soong-config", func() android.Singleton {
+	android.RegisterParallelSingletonType("dexpreopt-soong-config", func() android.Singleton {
 		return &globalSoongConfigSingleton{}
 	})
 }
diff --git a/etc/prebuilt_etc.go b/etc/prebuilt_etc.go
index 6817dce..3e1bbde 100644
--- a/etc/prebuilt_etc.go
+++ b/etc/prebuilt_etc.go
@@ -652,9 +652,7 @@
 		prop := snapshot.SnapshotJsonFlags{}
 		propOut := snapshotLibOut + ".json"
 		prop.InitBaseSnapshotProps(m)
-		if m.subdirProperties.Relative_install_path != nil {
-			prop.RelativeInstallPath = *m.subdirProperties.Relative_install_path
-		}
+		prop.RelativeInstallPath = m.SubDir()
 
 		if m.properties.Filename != nil {
 			prop.Filename = *m.properties.Filename
diff --git a/java/androidmk.go b/java/androidmk.go
index 148d7c2..9c21633 100644
--- a/java/androidmk.go
+++ b/java/androidmk.go
@@ -133,13 +133,19 @@
 	return entriesList
 }
 
-func (j *JavaFuzzLibrary) AndroidMkEntries() []android.AndroidMkEntries {
+func (j *JavaFuzzTest) AndroidMkEntries() []android.AndroidMkEntries {
 	entriesList := j.Library.AndroidMkEntries()
 	entries := &entriesList[0]
 	entries.ExtraEntries = append(entries.ExtraEntries, func(ctx android.AndroidMkExtraEntriesContext, entries *android.AndroidMkEntries) {
 		entries.AddStrings("LOCAL_COMPATIBILITY_SUITE", "null-suite")
-		androidMkWriteTestData(j.jniFilePaths, entries)
 		androidMkWriteTestData(android.Paths{j.implementationJarFile}, entries)
+		androidMkWriteTestData(j.jniFilePaths, entries)
+		if j.fuzzPackagedModule.Corpus != nil {
+			androidMkWriteTestData(j.fuzzPackagedModule.Corpus, entries)
+		}
+		if j.fuzzPackagedModule.Dictionary != nil {
+			androidMkWriteTestData(android.Paths{j.fuzzPackagedModule.Dictionary}, entries)
+		}
 	})
 	return entriesList
 }
diff --git a/java/app.go b/java/app.go
index 3344647..366005c 100755
--- a/java/app.go
+++ b/java/app.go
@@ -585,19 +585,6 @@
 		certificates = append([]Certificate{mainCert}, certificates...)
 	}
 
-	if !m.Platform() {
-		certPath := certificates[0].Pem.String()
-		systemCertPath := ctx.Config().DefaultAppCertificateDir(ctx).String()
-		if strings.HasPrefix(certPath, systemCertPath) {
-			enforceSystemCert := ctx.Config().EnforceSystemCertificate()
-			allowed := ctx.Config().EnforceSystemCertificateAllowList()
-
-			if enforceSystemCert && !inList(m.Name(), allowed) {
-				ctx.PropertyErrorf("certificate", "The module in product partition cannot be signed with certificate in system.")
-			}
-		}
-	}
-
 	if len(certificates) > 0 {
 		mainCertificate = certificates[0]
 	} else {
@@ -613,6 +600,20 @@
 		}
 	}
 
+	if !m.Platform() {
+		certPath := mainCertificate.Pem.String()
+		systemCertPath := ctx.Config().DefaultAppCertificateDir(ctx).String()
+		if strings.HasPrefix(certPath, systemCertPath) {
+			enforceSystemCert := ctx.Config().EnforceSystemCertificate()
+			allowed := ctx.Config().EnforceSystemCertificateAllowList()
+
+			if enforceSystemCert && !inList(m.Name(), allowed) {
+				ctx.PropertyErrorf("certificate", "The module in product partition cannot be signed with certificate in system.")
+			}
+		}
+	}
+
+
 	return mainCertificate, certificates
 }
 
@@ -976,6 +977,10 @@
 // For OutputFileProducer interface
 func (a *AndroidApp) OutputFiles(tag string) (android.Paths, error) {
 	switch tag {
+	// In some instances, it can be useful to reference the aapt-generated flags from another
+	// target, e.g., system server implements services declared in the framework-res manifest.
+	case ".aapt.proguardOptionsFile":
+		return []android.Path{a.proguardOptionsFile}, nil
 	case ".aapt.srcjar":
 		return []android.Path{a.aaptSrcJar}, nil
 	case ".export-package.apk":
diff --git a/java/app_test.go b/java/app_test.go
index daff94c..c485478 100644
--- a/java/app_test.go
+++ b/java/app_test.go
@@ -443,9 +443,9 @@
 	inputs := ctx.ModuleForTests("libjni", "android_arm64_armv8-a_sdk_shared").Description("link").Implicits
 	var crtbeginFound, crtendFound bool
 	expectedCrtBegin := ctx.ModuleForTests("crtbegin_so",
-		"android_arm64_armv8-a_sdk_29").Rule("partialLd").Output
+		"android_arm64_armv8-a_sdk_29").Rule("noAddrSig").Output
 	expectedCrtEnd := ctx.ModuleForTests("crtend_so",
-		"android_arm64_armv8-a_sdk_29").Rule("partialLd").Output
+		"android_arm64_armv8-a_sdk_29").Rule("noAddrSig").Output
 	implicits := []string{}
 	for _, input := range inputs {
 		implicits = append(implicits, input.String())
@@ -3382,6 +3382,14 @@
 			srcs: ["a.java"],
 			certificate: ":missing_certificate",
 			sdk_version: "current",
+		}
+
+		android_app {
+			name: "bar",
+			srcs: ["a.java"],
+			certificate: ":missing_certificate",
+			product_specific: true,
+			sdk_version: "current",
 		}`)
 
 	foo := result.ModuleForTests("foo", "android_common")
diff --git a/java/bootclasspath_fragment_test.go b/java/bootclasspath_fragment_test.go
index 2541f14..9bdef74 100644
--- a/java/bootclasspath_fragment_test.go
+++ b/java/bootclasspath_fragment_test.go
@@ -432,3 +432,39 @@
 	fragment = result.Module("a_test_fragment", "android_common").(*BootclasspathFragmentModule)
 	android.AssertBoolEquals(t, "is a test fragment by type", true, fragment.isTestFragment())
 }
+
+func TestBootclassFragment_LinkTextStub(t *testing.T) {
+	result := android.GroupFixturePreparers(
+		prepareForJavaTest,
+		prepareForTestWithBootclasspathFragment,
+		PrepareForTestWithJavaSdkLibraryFiles,
+		FixtureWithLastReleaseApis("mysdklibrary"),
+		android.FixtureModifyConfig(func(config android.Config) {
+			config.SetBuildFromTextStub(true)
+		}),
+	).RunTestWithBp(t, `
+        bootclasspath_fragment {
+            name: "myfragment",
+            contents: ["mysdklibrary"],
+            hidden_api: {split_packages: ["*"]},
+            additional_stubs: [
+                "android-non-updatable",
+            ],
+        }
+        java_sdk_library {
+            name: "mysdklibrary",
+            srcs: ["a.java"],
+            shared_library: false,
+            public: {enabled: true},
+            system: {enabled: true},
+        }
+    `)
+
+	fragment := result.ModuleForTests("myfragment", "android_common")
+	ruleCommand := fragment.Rule("modularHiddenAPIStubFlagsFile").RuleParams.Command
+	android.AssertStringDoesContain(t, "Command expected to contain library as dependency stub dex",
+		ruleCommand, "--dependency-stub-dex=out/soong/.intermediates/default/java/android-non-updatable.stubs.module_lib.from-text/android_common/dex/android-non-updatable.stubs.module_lib.from-text.jar")
+	android.AssertStringDoesNotContain(t,
+		"Command not expected to contain multiple api_library as dependency stub dex", ruleCommand,
+		"--dependency-stub-dex=out/soong/.intermediates/default/java/android-non-updatable.stubs.from-text/android_common/dex/android-non-updatable.stubs.from-text.jar")
+}
diff --git a/java/core-libraries/TxtStubLibraries.bp b/java/core-libraries/TxtStubLibraries.bp
index 813187e..0cf0f36 100644
--- a/java/core-libraries/TxtStubLibraries.bp
+++ b/java/core-libraries/TxtStubLibraries.bp
@@ -22,8 +22,6 @@
     libs: [
         "core-current-stubs-for-system-modules-no-annotations.from-text",
     ],
-    // TODO: Enable after stub generation from .txt file is available
-    enabled: false,
 }
 
 java_library {
@@ -36,8 +34,6 @@
         "core.current.stubs.from-text",
         "core-lambda-stubs.from-text",
     ],
-    // TODO: Enable after stub generation from .txt file is available
-    enabled: false,
 }
 
 // Same as core-module-lib-stubs-system-modules, but the stubs are generated from .txt files
@@ -47,8 +43,6 @@
     libs: [
         "core-module-lib-stubs-for-system-modules-no-annotations.from-text",
     ],
-    // TODO: Enable after stub generation from .txt file is available
-    enabled: false,
 }
 
 java_library {
@@ -61,8 +55,6 @@
         "core.module_lib.stubs.from-text",
         "core-lambda-stubs.from-text",
     ],
-    // TODO: Enable after stub generation from .txt file is available
-    enabled: false,
 }
 
 java_library {
@@ -79,8 +71,6 @@
     sdk_version: "none",
     system_modules: "none",
     visibility: ["//visibility:private"],
-    // TODO: Enable after stub generation from .txt file is available
-    enabled: false,
 }
 
 // Same as legacy-core-platform-api-stubs-system-modules, but the stubs are generated from .txt files
@@ -91,8 +81,6 @@
         "legacy.core.platform.api.no.annotations.stubs.from-text",
         "core-lambda-stubs.from-text",
     ],
-    // TODO: Enable after stub generation from .txt file is available
-    enabled: false,
 }
 
 java_library {
@@ -108,8 +96,6 @@
         "legacy.core.platform.api.stubs.from-text",
     ],
     patch_module: "java.base",
-    // TODO: Enable after stub generation from .txt file is available
-    enabled: false,
 }
 
 // Same as stable-core-platform-api-stubs-system-modules, but the stubs are generated from .txt files
@@ -120,8 +106,6 @@
         "stable.core.platform.api.no.annotations.stubs.from-text",
         "core-lambda-stubs.from-text",
     ],
-    // TODO: Enable after stub generation from .txt file is available
-    enabled: false,
 }
 
 java_library {
@@ -137,8 +121,6 @@
         "stable.core.platform.api.stubs.from-text",
     ],
     patch_module: "java.base",
-    // TODO: Enable after stub generation from .txt file is available
-    enabled: false,
 }
 
 java_api_library {
@@ -151,6 +133,4 @@
         // LambdaMetaFactory depends on CallSite etc. which is part of the Core API surface
         "core.current.stubs.from-text",
     ],
-    // TODO: Enable after stub generation from .txt file is available
-    enabled: false,
 }
diff --git a/java/dex.go b/java/dex.go
index f7c1361..7e7da00 100644
--- a/java/dex.go
+++ b/java/dex.go
@@ -161,7 +161,7 @@
 		"$r8Template": &remoteexec.REParams{
 			Labels:          map[string]string{"type": "compile", "compiler": "r8"},
 			Inputs:          []string{"$implicits", "${config.R8Jar}"},
-			OutputFiles:     []string{"${outUsage}"},
+			OutputFiles:     []string{"${outUsage}", "${outConfig}", "${outDict}"},
 			ExecStrategy:    "${config.RER8ExecStrategy}",
 			ToolchainInputs: []string{"${config.JavaCmd}"},
 			Platform:        map[string]string{remoteexec.PoolKey: "${config.REJavaPool}"},
@@ -399,13 +399,16 @@
 			args["implicits"] = strings.Join(r8Deps.Strings(), ",")
 		}
 		ctx.Build(pctx, android.BuildParams{
-			Rule:            rule,
-			Description:     "r8",
-			Output:          javalibJar,
-			ImplicitOutputs: android.WritablePaths{proguardDictionary, proguardUsageZip},
-			Input:           dexParams.classesJar,
-			Implicits:       r8Deps,
-			Args:            args,
+			Rule:        rule,
+			Description: "r8",
+			Output:      javalibJar,
+			ImplicitOutputs: android.WritablePaths{
+				proguardDictionary,
+				proguardUsageZip,
+				proguardConfiguration},
+			Input:     dexParams.classesJar,
+			Implicits: r8Deps,
+			Args:      args,
 		})
 	} else {
 		d8Flags, d8Deps := d8Flags(dexParams.flags)
diff --git a/java/dexpreopt_bootjars.go b/java/dexpreopt_bootjars.go
index f477f40..116c833 100644
--- a/java/dexpreopt_bootjars.go
+++ b/java/dexpreopt_bootjars.go
@@ -465,7 +465,7 @@
 }
 
 func RegisterDexpreoptBootJarsComponents(ctx android.RegistrationContext) {
-	ctx.RegisterSingletonModuleType("dex_bootjars", dexpreoptBootJarsFactory)
+	ctx.RegisterParallelSingletonModuleType("dex_bootjars", dexpreoptBootJarsFactory)
 }
 
 func SkipDexpreoptBootJars(ctx android.PathContext) bool {
diff --git a/java/dexpreopt_check.go b/java/dexpreopt_check.go
index 83c088c..7499481 100644
--- a/java/dexpreopt_check.go
+++ b/java/dexpreopt_check.go
@@ -28,7 +28,7 @@
 }
 
 func RegisterDexpreoptCheckBuildComponents(ctx android.RegistrationContext) {
-	ctx.RegisterSingletonModuleType("dexpreopt_systemserver_check", dexpreoptSystemserverCheckFactory)
+	ctx.RegisterParallelSingletonModuleType("dexpreopt_systemserver_check", dexpreoptSystemserverCheckFactory)
 }
 
 // A build-time check to verify if all compilation artifacts of system server jars are installed
diff --git a/java/fuzz.go b/java/fuzz.go
index 9a0c908..5c5f769 100644
--- a/java/fuzz.go
+++ b/java/fuzz.go
@@ -19,12 +19,12 @@
 	"sort"
 	"strings"
 
-	"github.com/google/blueprint"
-	"github.com/google/blueprint/proptools"
-
 	"android/soong/android"
 	"android/soong/cc"
 	"android/soong/fuzz"
+
+	"github.com/google/blueprint"
+	"github.com/google/blueprint/proptools"
 )
 
 const (
@@ -32,63 +32,63 @@
 	targetString = "target"
 )
 
-type jniProperties struct {
-	// list of jni libs
-	Jni_libs []string
-
-	// sanitization
-	Sanitizers []string
-}
-
 func init() {
 	RegisterJavaFuzzBuildComponents(android.InitRegistrationContext)
 }
 
 func RegisterJavaFuzzBuildComponents(ctx android.RegistrationContext) {
 	ctx.RegisterModuleType("java_fuzz", JavaFuzzFactory)
-	ctx.RegisterModuleType("java_fuzz_host", JavaFuzzHostFactory)
-	ctx.RegisterSingletonType("java_fuzz_host_packaging", javaFuzzHostPackagingFactory)
-	ctx.RegisterSingletonType("java_fuzz_device_packaging", javaFuzzDevicePackagingFactory)
+	ctx.RegisterParallelSingletonType("java_fuzz_packaging", javaFuzzPackagingFactory)
 }
 
-type JavaFuzzLibrary struct {
-	Library
+type JavaFuzzTest struct {
+	Test
 	fuzzPackagedModule fuzz.FuzzPackagedModule
-	jniProperties      jniProperties
 	jniFilePaths       android.Paths
 }
 
-// IsSanitizerEnabledForJni implemented to make JavaFuzzLibrary implement
-// cc.JniSanitizeable. It returns a bool for whether a cc dependency should be
-// sanitized for the given sanitizer or not.
-func (j *JavaFuzzLibrary) IsSanitizerEnabledForJni(ctx android.BaseModuleContext, sanitizerName string) bool {
-	// TODO: once b/231370928 is resolved, please uncomment the loop
-	//     for _, s := range j.jniProperties.Sanitizers {
-	//         if sanitizerName == s {
-	//             return true
-	//         }
-	//     }
-	return false
+// java_fuzz builds and links sources into a `.jar` file for the device.
+// This generates .class files in a jar which can then be instrumented before
+// fuzzing in Android Runtime (ART: Android OS on emulator or device)
+func JavaFuzzFactory() android.Module {
+	module := &JavaFuzzTest{}
+
+	module.addHostAndDeviceProperties()
+	module.AddProperties(&module.testProperties)
+	module.AddProperties(&module.fuzzPackagedModule.FuzzProperties)
+
+	module.Module.properties.Installable = proptools.BoolPtr(true)
+	module.Module.dexpreopter.isTest = true
+	module.Module.linter.properties.Lint.Test = proptools.BoolPtr(true)
+
+	android.AddLoadHook(module, func(ctx android.LoadHookContext) {
+		disableLinuxBionic := struct {
+			Target struct {
+				Linux_bionic struct {
+					Enabled *bool
+				}
+			}
+		}{}
+		disableLinuxBionic.Target.Linux_bionic.Enabled = proptools.BoolPtr(false)
+		ctx.AppendProperties(&disableLinuxBionic)
+	})
+
+	InitJavaModuleMultiTargets(module, android.HostAndDeviceSupported)
+	return module
 }
 
-func (j *JavaFuzzLibrary) DepsMutator(mctx android.BottomUpMutatorContext) {
-	if len(j.jniProperties.Jni_libs) > 0 {
-		if j.fuzzPackagedModule.FuzzProperties.Fuzz_config == nil {
-			config := &fuzz.FuzzConfig{}
-			j.fuzzPackagedModule.FuzzProperties.Fuzz_config = config
-		}
-		// this will be used by the ingestion pipeline to determine the version
-		// of jazzer to add to the fuzzer package
-		j.fuzzPackagedModule.FuzzProperties.Fuzz_config.IsJni = proptools.BoolPtr(true)
-		for _, target := range mctx.MultiTargets() {
+func (j *JavaFuzzTest) DepsMutator(ctx android.BottomUpMutatorContext) {
+	if len(j.testProperties.Jni_libs) > 0 {
+		for _, target := range ctx.MultiTargets() {
 			sharedLibVariations := append(target.Variations(), blueprint.Variation{Mutator: "link", Variation: "shared"})
-			mctx.AddFarVariationDependencies(sharedLibVariations, cc.JniFuzzLibTag, j.jniProperties.Jni_libs...)
+			ctx.AddFarVariationDependencies(sharedLibVariations, jniLibTag, j.testProperties.Jni_libs...)
 		}
 	}
-	j.Library.DepsMutator(mctx)
+
+	j.deps(ctx)
 }
 
-func (j *JavaFuzzLibrary) GenerateAndroidBuildActions(ctx android.ModuleContext) {
+func (j *JavaFuzzTest) GenerateAndroidBuildActions(ctx android.ModuleContext) {
 	if j.fuzzPackagedModule.FuzzProperties.Corpus != nil {
 		j.fuzzPackagedModule.Corpus = android.PathsForModuleSrc(ctx, j.fuzzPackagedModule.FuzzProperties.Corpus)
 	}
@@ -105,21 +105,15 @@
 	}
 
 	_, sharedDeps := cc.CollectAllSharedDependencies(ctx)
-
 	for _, dep := range sharedDeps {
 		sharedLibInfo := ctx.OtherModuleProvider(dep, cc.SharedLibraryInfoProvider).(cc.SharedLibraryInfo)
 		if sharedLibInfo.SharedLibrary != nil {
-			// The .class jars are output in slightly different locations
-			// relative to the jni libs. Therefore, for consistency across
-			// host and device fuzzers of jni lib location, we save it in a
-			// native_libs directory.
-			var relPath string
+			arch := "lib"
 			if sharedLibInfo.Target.Arch.ArchType.Multilib == "lib64" {
-				relPath = filepath.Join("lib64", sharedLibInfo.SharedLibrary.Base())
-			} else {
-				relPath = filepath.Join("lib", sharedLibInfo.SharedLibrary.Base())
+				arch = "lib64"
 			}
-			libPath := android.PathForModuleOut(ctx, relPath)
+
+			libPath := android.PathForModuleOut(ctx, filepath.Join(arch, sharedLibInfo.SharedLibrary.Base()))
 			ctx.Build(pctx, android.BuildParams{
 				Rule:   android.Cp,
 				Input:  sharedLibInfo.SharedLibrary,
@@ -129,104 +123,37 @@
 		} else {
 			ctx.PropertyErrorf("jni_libs", "%q of type %q is not supported", dep.Name(), ctx.OtherModuleType(dep))
 		}
+
 	}
 
-	j.Library.GenerateAndroidBuildActions(ctx)
+	j.Test.GenerateAndroidBuildActions(ctx)
 }
 
-// java_fuzz_host builds and links sources into a `.jar` file for the host.
-//
-// By default, a java_fuzz produces a `.jar` file containing `.class` files.
-// This jar is not suitable for installing on a device.
-func JavaFuzzHostFactory() android.Module {
-	module := &JavaFuzzLibrary{}
-	module.addHostProperties()
-	module.AddProperties(&module.jniProperties)
-	module.Module.properties.Installable = proptools.BoolPtr(true)
-	module.AddProperties(&module.fuzzPackagedModule.FuzzProperties)
-
-	// java_fuzz packaging rules collide when both linux_glibc and linux_bionic are enabled, disable the linux_bionic variants.
-	android.AddLoadHook(module, func(ctx android.LoadHookContext) {
-		disableLinuxBionic := struct {
-			Target struct {
-				Linux_bionic struct {
-					Enabled *bool
-				}
-			}
-		}{}
-		disableLinuxBionic.Target.Linux_bionic.Enabled = proptools.BoolPtr(false)
-		ctx.AppendProperties(&disableLinuxBionic)
-	})
-
-	InitJavaModuleMultiTargets(module, android.HostSupportedNoCross)
-	return module
-}
-
-// java_fuzz builds and links sources into a `.jar` file for the device.
-// This generates .class files in a jar which can then be instrumented before
-// fuzzing in Android Runtime (ART: Android OS on emulator or device)
-func JavaFuzzFactory() android.Module {
-	module := &JavaFuzzLibrary{}
-	module.addHostAndDeviceProperties()
-	module.AddProperties(&module.jniProperties)
-	module.Module.properties.Installable = proptools.BoolPtr(true)
-	module.AddProperties(&module.fuzzPackagedModule.FuzzProperties)
-	module.Module.dexpreopter.isTest = true
-	module.Module.linter.properties.Lint.Test = proptools.BoolPtr(true)
-	InitJavaModuleMultiTargets(module, android.DeviceSupported)
-	return module
-}
-
-// Responsible for generating rules that package host fuzz targets into
-// a zip file.
-type javaFuzzHostPackager struct {
+type javaFuzzPackager struct {
 	fuzz.FuzzPackager
 }
 
-// Responsible for generating rules that package device fuzz targets into
-// a zip file.
-type javaFuzzDevicePackager struct {
-	fuzz.FuzzPackager
+func javaFuzzPackagingFactory() android.Singleton {
+	return &javaFuzzPackager{}
 }
 
-func javaFuzzHostPackagingFactory() android.Singleton {
-	return &javaFuzzHostPackager{}
-}
-
-func javaFuzzDevicePackagingFactory() android.Singleton {
-	return &javaFuzzDevicePackager{}
-}
-
-func (s *javaFuzzHostPackager) GenerateBuildActions(ctx android.SingletonContext) {
-	generateBuildActions(&s.FuzzPackager, hostString, ctx)
-}
-
-func (s *javaFuzzDevicePackager) GenerateBuildActions(ctx android.SingletonContext) {
-	generateBuildActions(&s.FuzzPackager, targetString, ctx)
-}
-
-func generateBuildActions(s *fuzz.FuzzPackager, hostOrTargetString string, ctx android.SingletonContext) {
+func (s *javaFuzzPackager) GenerateBuildActions(ctx android.SingletonContext) {
 	// Map between each architecture + host/device combination.
 	archDirs := make(map[fuzz.ArchOs][]fuzz.FileToZip)
 
-	// List of individual fuzz targets.
 	s.FuzzTargets = make(map[string]bool)
-
 	ctx.VisitAllModules(func(module android.Module) {
 		// Discard non-fuzz targets.
-		javaFuzzModule, ok := module.(*JavaFuzzLibrary)
+		javaFuzzModule, ok := module.(*JavaFuzzTest)
 		if !ok {
 			return
 		}
 
-		if hostOrTargetString == hostString {
-			if !javaFuzzModule.Host() {
-				return
-			}
-		} else if hostOrTargetString == targetString {
-			if javaFuzzModule.Host() || javaFuzzModule.Target().HostCross {
-				return
-			}
+		hostOrTargetString := "target"
+		if javaFuzzModule.Target().HostCross {
+			hostOrTargetString = "host_cross"
+		} else if javaFuzzModule.Host() {
+			hostOrTargetString = "host"
 		}
 
 		fuzzModuleValidator := fuzz.FuzzModule{
@@ -246,7 +173,7 @@
 		var files []fuzz.FileToZip
 		builder := android.NewRuleBuilder(pctx, ctx)
 
-		// Package the artifacts (data, corpus, config and dictionary into a zipfile.
+		// Package the artifacts (data, corpus, config and dictionary) into a zipfile.
 		files = s.PackageArtifacts(ctx, module, javaFuzzModule.fuzzPackagedModule, archDir, builder)
 
 		// Add .jar
@@ -261,27 +188,14 @@
 		if !ok {
 			return
 		}
-
 	})
 	s.CreateFuzzPackage(ctx, archDirs, fuzz.Java, pctx)
 }
 
-func (s *javaFuzzHostPackager) MakeVars(ctx android.MakeVarsContext) {
+func (s *javaFuzzPackager) MakeVars(ctx android.MakeVarsContext) {
 	packages := s.Packages.Strings()
 	sort.Strings(packages)
-
-	ctx.Strict("SOONG_JAVA_FUZZ_HOST_PACKAGING_ARCH_MODULES", strings.Join(packages, " "))
-
+	ctx.Strict("SOONG_JAVA_FUZZ_PACKAGING_ARCH_MODULES", strings.Join(packages, " "))
 	// Preallocate the slice of fuzz targets to minimize memory allocations.
-	s.PreallocateSlice(ctx, "ALL_JAVA_FUZZ_HOST_TARGETS")
-}
-
-func (s *javaFuzzDevicePackager) MakeVars(ctx android.MakeVarsContext) {
-	packages := s.Packages.Strings()
-	sort.Strings(packages)
-
-	ctx.Strict("SOONG_JAVA_FUZZ_DEVICE_PACKAGING_ARCH_MODULES", strings.Join(packages, " "))
-
-	// Preallocate the slice of fuzz targets to minimize memory allocations.
-	s.PreallocateSlice(ctx, "ALL_JAVA_FUZZ_DEVICE_TARGETS")
+	s.PreallocateSlice(ctx, "ALL_JAVA_FUZZ_TARGETS")
 }
diff --git a/java/fuzz_test.go b/java/fuzz_test.go
index 186c3aa..dd1e96b 100644
--- a/java/fuzz_test.go
+++ b/java/fuzz_test.go
@@ -31,18 +31,16 @@
 
 func TestJavaFuzz(t *testing.T) {
 	result := prepForJavaFuzzTest.RunTestWithBp(t, `
-		java_fuzz_host {
+		java_fuzz {
 			name: "foo",
 			srcs: ["a.java"],
+			host_supported: true,
+			device_supported: false,
 			libs: ["bar"],
 			static_libs: ["baz"],
             jni_libs: [
                 "libjni",
             ],
-            sanitizers: [
-                "address",
-                "fuzzer",
-            ],
 		}
 
 		java_library_host {
@@ -84,7 +82,7 @@
 	}
 
 	ctx := result.TestContext
-	foo := ctx.ModuleForTests("foo", osCommonTarget).Module().(*JavaFuzzLibrary)
+	foo := ctx.ModuleForTests("foo", osCommonTarget).Module().(*JavaFuzzTest)
 
 	expected := "lib64/libjni.so"
 	if runtime.GOOS == "darwin" {
diff --git a/java/hiddenapi_modular.go b/java/hiddenapi_modular.go
index 96e084a..e54275b 100644
--- a/java/hiddenapi_modular.go
+++ b/java/hiddenapi_modular.go
@@ -647,7 +647,7 @@
 	// public version is provided by the art.module.public.api module. In those cases it is necessary
 	// to treat all those modules as they were the same name, otherwise it will result in multiple
 	// definitions of a single class being passed to hidden API processing which will cause an error.
-	if name == scope.nonUpdatablePrebuiltModule || name == scope.nonUpdatableSourceModule {
+	if name == scope.nonUpdatablePrebuiltModule || name == android.JavaApiLibraryName(ctx.Config(), scope.nonUpdatableSourceModule) {
 		// Treat all *android-non-updatable* modules as if they were part of an android-non-updatable
 		// java_sdk_library.
 		// TODO(b/192067200): Remove once android-non-updatable is a java_sdk_library or equivalent.
diff --git a/java/hiddenapi_singleton.go b/java/hiddenapi_singleton.go
index 52934a3..d4ee4fc 100644
--- a/java/hiddenapi_singleton.go
+++ b/java/hiddenapi_singleton.go
@@ -25,7 +25,7 @@
 }
 
 func RegisterHiddenApiSingletonComponents(ctx android.RegistrationContext) {
-	ctx.RegisterSingletonType("hiddenapi", hiddenAPISingletonFactory)
+	ctx.RegisterParallelSingletonType("hiddenapi", hiddenAPISingletonFactory)
 }
 
 var PrepareForTestWithHiddenApiBuildComponents = android.FixtureRegisterWithContext(RegisterHiddenApiSingletonComponents)
diff --git a/java/java.go b/java/java.go
index a98762c..33846be 100644
--- a/java/java.go
+++ b/java/java.go
@@ -73,8 +73,8 @@
 		ctx.BottomUp("jacoco_deps", jacocoDepsMutator).Parallel()
 	})
 
-	ctx.RegisterSingletonType("logtags", LogtagsSingleton)
-	ctx.RegisterSingletonType("kythe_java_extract", kytheExtractJavaFactory)
+	ctx.RegisterParallelSingletonType("logtags", LogtagsSingleton)
+	ctx.RegisterParallelSingletonType("kythe_java_extract", kytheExtractJavaFactory)
 }
 
 func RegisterJavaSdkMemberTypes() {
@@ -1156,7 +1156,6 @@
 	}
 
 	j.addDataDeviceBinsDeps(ctx)
-
 	j.deps(ctx)
 }
 
@@ -1651,7 +1650,7 @@
 	// list of api.txt files relative to this directory that contribute to the
 	// API surface.
 	// This is a list of relative paths
-	Api_files []string
+	Api_files []string `android:"path"`
 
 	// List of flags to be passed to the javac compiler to generate jar file
 	Javacflags []string
@@ -1833,9 +1832,7 @@
 
 	// Add the api_files inputs
 	for _, api := range al.properties.Api_files {
-		// Use MaybeExistentPathForSource since the api file might not exist during analysis.
-		// This will be provided by the orchestrator in the combined execution.
-		srcFiles = append(srcFiles, android.MaybeExistentPathForSource(ctx, ctx.ModuleDir(), api))
+		srcFiles = append(srcFiles, android.PathForModuleSrc(ctx, api))
 	}
 
 	if srcFiles == nil {
diff --git a/java/java_test.go b/java/java_test.go
index 2a4913e..ea89e6e 100644
--- a/java/java_test.go
+++ b/java/java_test.go
@@ -2252,6 +2252,29 @@
 	android.AssertStringDoesContain(t, "Command expected to contain output files list text file flag", manifestCommand, "--out __SBOX_SANDBOX_DIR__/out/sources.txt")
 }
 
+func TestJavaApiLibraryFilegroupInput(t *testing.T) {
+	ctx, _ := testJavaWithFS(t, `
+	    filegroup {
+			name: "default_current.txt",
+			srcs: ["current.txt"],
+		}
+
+		java_api_library {
+			name: "foo",
+			api_files: [":default_current.txt"],
+		}
+		`,
+		map[string][]byte{
+			"current.txt": nil,
+		})
+
+	m := ctx.ModuleForTests("foo", "android_common")
+	outputs := fmt.Sprint(m.AllOutputs())
+	if !strings.Contains(outputs, "foo/foo.jar") {
+		t.Errorf("Module output does not contain expected jar %s", "foo/foo.jar")
+	}
+}
+
 func TestTradefedOptions(t *testing.T) {
 	result := PrepareForTestWithJavaBuildComponents.RunTestWithBp(t, `
 java_test_host {
diff --git a/java/jdeps.go b/java/jdeps.go
index a52b867..4c8c11c 100644
--- a/java/jdeps.go
+++ b/java/jdeps.go
@@ -26,7 +26,7 @@
 // called. Dependency info file is generated in $OUT/module_bp_java_depend.json.
 
 func init() {
-	android.RegisterSingletonType("jdeps_generator", jDepsGeneratorSingleton)
+	android.RegisterParallelSingletonType("jdeps_generator", jDepsGeneratorSingleton)
 }
 
 func jDepsGeneratorSingleton() android.Singleton {
diff --git a/java/lint.go b/java/lint.go
index 40ef484..a0f9970 100644
--- a/java/lint.go
+++ b/java/lint.go
@@ -705,7 +705,7 @@
 var _ android.SingletonMakeVarsProvider = (*lintSingleton)(nil)
 
 func init() {
-	android.RegisterSingletonType("lint",
+	android.RegisterParallelSingletonType("lint",
 		func() android.Singleton { return &lintSingleton{} })
 
 	registerLintBuildComponents(android.InitRegistrationContext)
diff --git a/java/platform_bootclasspath.go b/java/platform_bootclasspath.go
index 07fb92c..0d4db7c 100644
--- a/java/platform_bootclasspath.go
+++ b/java/platform_bootclasspath.go
@@ -26,7 +26,7 @@
 }
 
 func registerPlatformBootclasspathBuildComponents(ctx android.RegistrationContext) {
-	ctx.RegisterSingletonModuleType("platform_bootclasspath", platformBootclasspathFactory)
+	ctx.RegisterParallelSingletonModuleType("platform_bootclasspath", platformBootclasspathFactory)
 }
 
 // The tags used for the dependencies between the platform bootclasspath and any configured boot
diff --git a/java/platform_compat_config.go b/java/platform_compat_config.go
index d417291..2197304 100644
--- a/java/platform_compat_config.go
+++ b/java/platform_compat_config.go
@@ -36,7 +36,7 @@
 }
 
 func registerPlatformCompatConfigBuildComponents(ctx android.RegistrationContext) {
-	ctx.RegisterSingletonType("platform_compat_config_singleton", platformCompatConfigSingletonFactory)
+	ctx.RegisterParallelSingletonType("platform_compat_config_singleton", platformCompatConfigSingletonFactory)
 	ctx.RegisterModuleType("platform_compat_config", PlatformCompatConfigFactory)
 	ctx.RegisterModuleType("prebuilt_platform_compat_config", prebuiltCompatConfigFactory)
 	ctx.RegisterModuleType("global_compat_config", globalCompatConfigFactory)
diff --git a/java/robolectric.go b/java/robolectric.go
index 008b8b1..6bbe872 100644
--- a/java/robolectric.go
+++ b/java/robolectric.go
@@ -144,29 +144,37 @@
 	roboTestConfig := android.PathForModuleGen(ctx, "robolectric").
 		Join(ctx, "com/android/tools/test_config.properties")
 
+	var ok bool
+	var instrumentedApp *AndroidApp
+
 	// TODO: this inserts paths to built files into the test, it should really be inserting the contents.
 	instrumented := ctx.GetDirectDepsWithTag(instrumentationForTag)
 
-	if len(instrumented) != 1 {
+	if len(instrumented) == 1 {
+		instrumentedApp, ok = instrumented[0].(*AndroidApp)
+		if !ok {
+			ctx.PropertyErrorf("instrumentation_for", "dependency must be an android_app")
+		}
+	} else if !ctx.Config().AllowMissingDependencies() {
 		panic(fmt.Errorf("expected exactly 1 instrumented dependency, got %d", len(instrumented)))
 	}
 
-	instrumentedApp, ok := instrumented[0].(*AndroidApp)
-	if !ok {
-		ctx.PropertyErrorf("instrumentation_for", "dependency must be an android_app")
+	if instrumentedApp != nil {
+		r.manifest = instrumentedApp.mergedManifestFile
+		r.resourceApk = instrumentedApp.outputFile
+
+		generateRoboTestConfig(ctx, roboTestConfig, instrumentedApp)
+		r.extraResources = android.Paths{roboTestConfig}
 	}
 
-	r.manifest = instrumentedApp.mergedManifestFile
-	r.resourceApk = instrumentedApp.outputFile
-
-	generateRoboTestConfig(ctx, roboTestConfig, instrumentedApp)
-	r.extraResources = android.Paths{roboTestConfig}
-
 	r.Library.GenerateAndroidBuildActions(ctx)
 
 	roboSrcJar := android.PathForModuleGen(ctx, "robolectric", ctx.ModuleName()+".srcjar")
-	r.generateRoboSrcJar(ctx, roboSrcJar, instrumentedApp)
-	r.roboSrcJar = roboSrcJar
+
+	if instrumentedApp != nil {
+		r.generateRoboSrcJar(ctx, roboSrcJar, instrumentedApp)
+		r.roboSrcJar = roboSrcJar
+	}
 
 	roboTestConfigJar := android.PathForModuleOut(ctx, "robolectric_samedir", "samedir_config.jar")
 	generateSameDirRoboTestConfigJar(ctx, roboTestConfigJar)
@@ -177,7 +185,10 @@
 		// once the Make test runner is removed.
 		roboTestConfigJar,
 		r.outputFile,
-		instrumentedApp.implementationAndResourcesJar,
+	}
+
+	if instrumentedApp != nil {
+		combinedJarJars = append(combinedJarJars, instrumentedApp.implementationAndResourcesJar)
 	}
 
 	handleLibDeps := func(dep android.Module) {
@@ -213,21 +224,28 @@
 		r.tests = append(r.tests, s)
 	}
 
-	r.data = append(r.data, r.manifest, r.resourceApk)
+	installPath := android.PathForModuleInstall(ctx, r.BaseModuleName())
+	var installDeps android.Paths
+
+	if r.manifest != nil {
+		r.data = append(r.data, r.manifest)
+		installedManifest := ctx.InstallFile(installPath, ctx.ModuleName()+"-AndroidManifest.xml", r.manifest)
+		installDeps = append(installDeps, installedManifest)
+	}
+
+	if r.resourceApk != nil {
+		r.data = append(r.data, r.resourceApk)
+		installedResourceApk := ctx.InstallFile(installPath, ctx.ModuleName()+".apk", r.resourceApk)
+		installDeps = append(installDeps, installedResourceApk)
+	}
 
 	runtimes := ctx.GetDirectDepWithTag("robolectric-android-all-prebuilts", roboRuntimesTag)
-
-	installPath := android.PathForModuleInstall(ctx, r.BaseModuleName())
-
-	installedResourceApk := ctx.InstallFile(installPath, ctx.ModuleName()+".apk", r.resourceApk)
-	installedManifest := ctx.InstallFile(installPath, ctx.ModuleName()+"-AndroidManifest.xml", r.manifest)
-	installedConfig := ctx.InstallFile(installPath, ctx.ModuleName()+".config", r.testConfig)
-
-	var installDeps android.Paths
 	for _, runtime := range runtimes.(*robolectricRuntimes).runtimes {
 		installDeps = append(installDeps, runtime)
 	}
-	installDeps = append(installDeps, installedResourceApk, installedManifest, installedConfig)
+
+	installedConfig := ctx.InstallFile(installPath, ctx.ModuleName()+".config", r.testConfig)
+	installDeps = append(installDeps, installedConfig)
 
 	for _, data := range android.PathsForModuleSrc(ctx, r.testProperties.Data) {
 		installedData := ctx.InstallFile(installPath, data.Rel(), data)
@@ -340,7 +358,9 @@
 	fmt.Fprintln(w, "LOCAL_MODULE :=", name)
 	android.AndroidMkEmitAssignList(w, "LOCAL_JAVA_LIBRARIES", []string{module}, r.libs)
 	fmt.Fprintln(w, "LOCAL_TEST_PACKAGE :=", String(r.robolectricProperties.Instrumentation_for))
-	fmt.Fprintln(w, "LOCAL_INSTRUMENT_SRCJARS :=", r.roboSrcJar.String())
+	if r.roboSrcJar != nil {
+		fmt.Fprintln(w, "LOCAL_INSTRUMENT_SRCJARS :=", r.roboSrcJar.String())
+	}
 	android.AndroidMkEmitAssignList(w, "LOCAL_ROBOTEST_FILES", tests)
 	if t := r.robolectricProperties.Test_options.Timeout; t != nil {
 		fmt.Fprintln(w, "LOCAL_ROBOTEST_TIMEOUT :=", *t)
diff --git a/java/sdk.go b/java/sdk.go
index 8b4918a..7fa604f 100644
--- a/java/sdk.go
+++ b/java/sdk.go
@@ -28,7 +28,7 @@
 
 func init() {
 	android.RegisterPreSingletonType("sdk_versions", sdkPreSingletonFactory)
-	android.RegisterSingletonType("sdk", sdkSingletonFactory)
+	android.RegisterParallelSingletonType("sdk", sdkSingletonFactory)
 	android.RegisterMakeVarsProvider(pctx, sdkMakeVars)
 }
 
diff --git a/java/sdk_library.go b/java/sdk_library.go
index 103f1ac..89da19a 100644
--- a/java/sdk_library.go
+++ b/java/sdk_library.go
@@ -156,6 +156,9 @@
 
 	// Whether the api scope can be treated as unstable, and should skip compat checks.
 	unstable bool
+
+	// Represents the SDK kind of this scope.
+	kind android.SdkKind
 }
 
 // Initialize a scope, creating and adding appropriate dependency tags
@@ -229,6 +232,10 @@
 	return ".stubs" + scope.moduleSuffix
 }
 
+func (scope *apiScope) apiLibraryModuleName(baseName string) string {
+	return scope.stubsLibraryModuleName(baseName) + ".from-text"
+}
+
 func (scope *apiScope) stubsLibraryModuleName(baseName string) string {
 	return baseName + scope.stubsLibraryModuleNameSuffix()
 }
@@ -289,6 +296,7 @@
 			return &module.sdkLibraryProperties.Public
 		},
 		sdkVersion: "current",
+		kind:       android.SdkPublic,
 	})
 	apiScopeSystem = initApiScope(&apiScope{
 		name:                "system",
@@ -301,6 +309,7 @@
 		moduleSuffix:  ".system",
 		sdkVersion:    "system_current",
 		annotation:    "android.annotation.SystemApi(client=android.annotation.SystemApi.Client.PRIVILEGED_APPS)",
+		kind:          android.SdkSystem,
 	})
 	apiScopeTest = initApiScope(&apiScope{
 		name:                "test",
@@ -314,6 +323,7 @@
 		sdkVersion:    "test_current",
 		annotation:    "android.annotation.TestApi",
 		unstable:      true,
+		kind:          android.SdkTest,
 	})
 	apiScopeModuleLib = initApiScope(&apiScope{
 		name:    "module-lib",
@@ -331,6 +341,7 @@
 		moduleSuffix:  ".module_lib",
 		sdkVersion:    "module_current",
 		annotation:    "android.annotation.SystemApi(client=android.annotation.SystemApi.Client.MODULE_LIBRARIES)",
+		kind:          android.SdkModule,
 	})
 	apiScopeSystemServer = initApiScope(&apiScope{
 		name:    "system-server",
@@ -361,6 +372,7 @@
 			// com.android.* classes are okay in this interface"
 			"--hide", "InternalClasses",
 		},
+		kind: android.SdkSystemServer,
 	})
 	allApiScopes = apiScopes{
 		apiScopePublic,
@@ -842,6 +854,13 @@
 	return c.namingScheme.stubsSourceModuleName(apiScope, baseName)
 }
 
+// Name of the java_api_library module that generates the from-text stubs source
+// and compiles to a jar file.
+func (c *commonToSdkLibraryAndImport) apiLibraryModuleName(apiScope *apiScope) string {
+	baseName := c.module.BaseModuleName()
+	return c.namingScheme.apiLibraryModuleName(apiScope, baseName)
+}
+
 // The component names for different outputs of the java_sdk_library.
 //
 // They are similar to the names used for the child modules it creates
@@ -1269,7 +1288,9 @@
 		// Add dependencies to the stubs library
 		stubModuleName := module.stubsLibraryModuleName(apiScope)
 		// Use JavaApiLibraryName function to be redirected to stubs generated from .txt if applicable
-		stubModuleName = android.JavaApiLibraryName(ctx.Config(), stubModuleName)
+		if module.contributesToApiSurface(ctx.Config()) {
+			stubModuleName = android.JavaApiLibraryName(ctx.Config(), stubModuleName)
+		}
 		ctx.AddVariationDependencies(nil, apiScope.stubsTag, stubModuleName)
 
 		// Add a dependency on the stubs source in order to access both stubs source and api information.
@@ -1477,6 +1498,11 @@
 	return latestPrebuiltApiModuleName(module.distStem()+"-incompatibilities", apiScope)
 }
 
+func (module *SdkLibrary) contributesToApiSurface(c android.Config) bool {
+	_, exists := c.GetApiLibraries()[module.Name()]
+	return exists
+}
+
 func childModuleVisibility(childVisibility []string) []string {
 	if childVisibility == nil {
 		// No child visibility set. The child will use the visibility of the sdk_library.
@@ -1758,6 +1784,46 @@
 	mctx.CreateModule(DroidstubsFactory, &props).(*Droidstubs).CallHookIfAvailable(mctx)
 }
 
+func (module *SdkLibrary) createApiLibrary(mctx android.DefaultableHookContext, apiScope *apiScope) {
+	props := struct {
+		Name              *string
+		Visibility        []string
+		Api_contributions []string
+		Libs              []string
+		Static_libs       []string
+		Dep_api_srcs      *string
+	}{}
+
+	props.Name = proptools.StringPtr(module.apiLibraryModuleName(apiScope))
+	props.Visibility = childModuleVisibility(module.sdkLibraryProperties.Stubs_library_visibility)
+
+	apiContributions := []string{}
+
+	// Api surfaces are not independent of each other, but have subset relationships,
+	// and so does the api files. To generate from-text stubs for api surfaces other than public,
+	// all subset api domains' api_contriubtions must be added as well.
+	scope := apiScope
+	for scope != nil {
+		apiContributions = append(apiContributions, module.stubsSourceModuleName(scope)+".api.contribution")
+		scope = scope.extends
+	}
+
+	props.Api_contributions = apiContributions
+	props.Libs = module.properties.Libs
+	props.Libs = append(props.Libs, module.sdkLibraryProperties.Stub_only_libs...)
+	props.Libs = append(props.Libs, "stub-annotations")
+	props.Static_libs = module.sdkLibraryProperties.Stub_only_static_libs
+	props.Dep_api_srcs = proptools.StringPtr(apiScope.kind.DefaultJavaLibraryName() + ".from-text")
+
+	// android_module_lib_stubs_current.from-text only comprises api contributions from art, conscrypt and i18n.
+	// Thus, replace with android_module_lib_stubs_current_full.from-text, which comprises every api domains.
+	if apiScope.kind == android.SdkModule {
+		props.Dep_api_srcs = proptools.StringPtr(apiScope.kind.DefaultJavaLibraryName() + "_full.from-text")
+	}
+
+	mctx.CreateModule(ApiLibraryFactory, &props)
+}
+
 func (module *SdkLibrary) compareAgainstLatestApi(apiScope *apiScope) bool {
 	return !(apiScope.unstable || module.sdkLibraryProperties.Unsafe_ignore_missing_latest_api)
 }
@@ -1954,6 +2020,10 @@
 		module.createStubsSourcesAndApi(mctx, scope, module.stubsSourceModuleName(scope), scope.droidstubsArgs)
 
 		module.createStubsLibrary(mctx, scope)
+
+		if module.contributesToApiSurface(mctx.Config()) {
+			module.createApiLibrary(mctx, scope)
+		}
 	}
 
 	if module.requiresRuntimeImplementationLibrary() {
@@ -2006,6 +2076,8 @@
 	stubsLibraryModuleName(scope *apiScope, baseName string) string
 
 	stubsSourceModuleName(scope *apiScope, baseName string) string
+
+	apiLibraryModuleName(scope *apiScope, baseName string) string
 }
 
 type defaultNamingScheme struct {
@@ -2019,6 +2091,10 @@
 	return scope.stubsSourceModuleName(baseName)
 }
 
+func (s *defaultNamingScheme) apiLibraryModuleName(scope *apiScope, baseName string) string {
+	return scope.apiLibraryModuleName(baseName)
+}
+
 var _ sdkLibraryComponentNamingScheme = (*defaultNamingScheme)(nil)
 
 func moduleStubLinkType(name string) (stub bool, ret sdkLinkType) {
diff --git a/java/sdk_library_test.go b/java/sdk_library_test.go
index 1d0c13d..141e16b 100644
--- a/java/sdk_library_test.go
+++ b/java/sdk_library_test.go
@@ -35,6 +35,9 @@
 			"29": {"foo"},
 			"30": {"bar", "barney", "baz", "betty", "foo", "fred", "quuz", "wilma"},
 		}),
+		android.FixtureModifyConfig(func(config android.Config) {
+			config.SetApiLibraries([]string{"foo"})
+		}),
 	).RunTestWithBp(t, `
 		droiddoc_exported_dir {
 			name: "droiddoc-templates-sdk",
@@ -121,6 +124,7 @@
 	result.ModuleForTests(apiScopeSystem.stubsSourceModuleName("foo"), "android_common")
 	result.ModuleForTests(apiScopeTest.stubsSourceModuleName("foo"), "android_common")
 	result.ModuleForTests(apiScopePublic.stubsSourceModuleName("foo")+".api.contribution", "")
+	result.ModuleForTests(apiScopePublic.apiLibraryModuleName("foo"), "android_common")
 	result.ModuleForTests("foo"+sdkXmlFileSuffix, "android_common")
 	result.ModuleForTests("foo.api.public.28", "")
 	result.ModuleForTests("foo.api.system.28", "")
@@ -1412,3 +1416,62 @@
 	fooStubsSources := result.ModuleForTests("foo.stubs.source", "android_common").Module().(*Droidstubs)
 	android.AssertStringListContains(t, "foo stubs should depend on bar-lib", fooStubsSources.Javadoc.properties.Libs, "bar-lib")
 }
+
+func TestJavaSdkLibrary_ApiLibrary(t *testing.T) {
+	result := android.GroupFixturePreparers(
+		prepareForJavaTest,
+		PrepareForTestWithJavaSdkLibraryFiles,
+		FixtureWithLastReleaseApis("foo"),
+		android.FixtureModifyConfig(func(config android.Config) {
+			config.SetApiLibraries([]string{"foo"})
+		}),
+	).RunTestWithBp(t, `
+		java_sdk_library {
+			name: "foo",
+			srcs: ["a.java", "b.java"],
+			api_packages: ["foo"],
+			system: {
+				enabled: true,
+			},
+			module_lib: {
+				enabled: true,
+			},
+			test: {
+				enabled: true,
+			},
+		}
+	`)
+
+	testCases := []struct {
+		scope            *apiScope
+		apiContributions []string
+		depApiSrcs       string
+	}{
+		{
+			scope:            apiScopePublic,
+			apiContributions: []string{"foo.stubs.source.api.contribution"},
+			depApiSrcs:       "android_stubs_current.from-text",
+		},
+		{
+			scope:            apiScopeSystem,
+			apiContributions: []string{"foo.stubs.source.system.api.contribution", "foo.stubs.source.api.contribution"},
+			depApiSrcs:       "android_system_stubs_current.from-text",
+		},
+		{
+			scope:            apiScopeTest,
+			apiContributions: []string{"foo.stubs.source.test.api.contribution", "foo.stubs.source.system.api.contribution", "foo.stubs.source.api.contribution"},
+			depApiSrcs:       "android_test_stubs_current.from-text",
+		},
+		{
+			scope:            apiScopeModuleLib,
+			apiContributions: []string{"foo.stubs.source.module_lib.api.contribution", "foo.stubs.source.system.api.contribution", "foo.stubs.source.api.contribution"},
+			depApiSrcs:       "android_module_lib_stubs_current_full.from-text",
+		},
+	}
+
+	for _, c := range testCases {
+		m := result.ModuleForTests(c.scope.apiLibraryModuleName("foo"), "android_common").Module().(*ApiLibrary)
+		android.AssertArrayString(t, "Module expected to contain api contributions", c.apiContributions, m.properties.Api_contributions)
+		android.AssertStringEquals(t, "Module expected to contain full api surface api library", c.depApiSrcs, *m.properties.Dep_api_srcs)
+	}
+}
diff --git a/java/testing.go b/java/testing.go
index 6671bf0..3a238d7 100644
--- a/java/testing.go
+++ b/java/testing.go
@@ -71,7 +71,12 @@
 		// Needed for framework
 		defaultJavaDir + "/framework/aidl": nil,
 		// Needed for various deps defined in GatherRequiredDepsForTest()
-		defaultJavaDir + "/a.java": nil,
+		defaultJavaDir + "/a.java":                        nil,
+		defaultJavaDir + "/api/current.txt":               nil,
+		defaultJavaDir + "/api/system-current.txt":        nil,
+		defaultJavaDir + "/api/test-current.txt":          nil,
+		defaultJavaDir + "/api/module-lib-current.txt":    nil,
+		defaultJavaDir + "/api/system-server-current.txt": nil,
 
 		// Needed for R8 rules on apps
 		"build/make/core/proguard.flags":             nil,
@@ -395,16 +400,20 @@
 	}
 
 	extraApiLibraryModules := map[string]string{
-		"android_stubs_current.from-text":                 "api/current.txt",
-		"android_system_stubs_current.from-text":          "api/system-current.txt",
-		"android_test_stubs_current.from-text":            "api/test-current.txt",
-		"android_module_lib_stubs_current.from-text":      "api/module-lib-current.txt",
-		"android_module_lib_stubs_current_full.from-text": "api/module-lib-current.txt",
-		"android_system_server_stubs_current.from-text":   "api/system-server-current.txt",
-		"core.current.stubs.from-text":                    "api/current.txt",
-		"legacy.core.platform.api.stubs.from-text":        "api/current.txt",
-		"stable.core.platform.api.stubs.from-text":        "api/current.txt",
-		"core-lambda-stubs.from-text":                     "api/current.txt",
+		"android_stubs_current.from-text":                  "api/current.txt",
+		"android_system_stubs_current.from-text":           "api/system-current.txt",
+		"android_test_stubs_current.from-text":             "api/test-current.txt",
+		"android_module_lib_stubs_current.from-text":       "api/module-lib-current.txt",
+		"android_module_lib_stubs_current_full.from-text":  "api/module-lib-current.txt",
+		"android_system_server_stubs_current.from-text":    "api/system-server-current.txt",
+		"core.current.stubs.from-text":                     "api/current.txt",
+		"legacy.core.platform.api.stubs.from-text":         "api/current.txt",
+		"stable.core.platform.api.stubs.from-text":         "api/current.txt",
+		"core-lambda-stubs.from-text":                      "api/current.txt",
+		"android-non-updatable.stubs.from-text":            "api/current.txt",
+		"android-non-updatable.stubs.system.from-text":     "api/system-current.txt",
+		"android-non-updatable.stubs.test.from-text":       "api/test-current.txt",
+		"android-non-updatable.stubs.module_lib.from-text": "api/module-lib-current.txt",
 	}
 
 	for libName, apiFile := range extraApiLibraryModules {
diff --git a/multitree/metadata.go b/multitree/metadata.go
index 3fd7215..0eb0efc 100644
--- a/multitree/metadata.go
+++ b/multitree/metadata.go
@@ -20,7 +20,7 @@
 )
 
 func init() {
-	android.RegisterSingletonType("update-meta", UpdateMetaSingleton)
+	android.RegisterParallelSingletonType("update-meta", UpdateMetaSingleton)
 }
 
 func UpdateMetaSingleton() android.Singleton {
diff --git a/provenance/provenance_singleton.go b/provenance/provenance_singleton.go
index fbb6212..5d27c0c 100644
--- a/provenance/provenance_singleton.go
+++ b/provenance/provenance_singleton.go
@@ -51,7 +51,7 @@
 }
 
 func RegisterProvenanceSingleton(ctx android.RegistrationContext) {
-	ctx.RegisterSingletonType("provenance_metadata_singleton", provenanceInfoSingletonFactory)
+	ctx.RegisterParallelSingletonType("provenance_metadata_singleton", provenanceInfoSingletonFactory)
 }
 
 var PrepareForTestWithProvenanceSingleton = android.FixtureRegisterWithContext(RegisterProvenanceSingleton)
diff --git a/python/test.go b/python/test.go
index 31da17e..6e23a44 100644
--- a/python/test.go
+++ b/python/test.go
@@ -39,7 +39,7 @@
 }
 
 func PythonTestHostFactory() android.Module {
-	return NewTest(android.HostSupportedNoCross).init()
+	return NewTest(android.HostSupported).init()
 }
 
 func PythonTestFactory() android.Module {
@@ -66,6 +66,10 @@
 
 	// Test options.
 	Test_options TestOptions
+
+	// list of device binary modules that should be installed alongside the test
+	// This property adds 64bit AND 32bit variants of the dependency
+	Data_device_bins_both []string `android:"arch_variant"`
 }
 
 type TestOptions struct {
@@ -98,12 +102,48 @@
 	android.InitAndroidArchModule(p, p.hod, p.multilib)
 	android.InitDefaultableModule(p)
 	android.InitBazelModule(p)
-	if p.hod == android.HostSupportedNoCross && p.testProperties.Test_options.Unit_test == nil {
+	if p.isTestHost() && p.testProperties.Test_options.Unit_test == nil {
 		p.testProperties.Test_options.Unit_test = proptools.BoolPtr(true)
 	}
 	return p
 }
 
+func (p *PythonTestModule) isTestHost() bool {
+	return p.hod == android.HostSupported
+}
+
+var dataDeviceBinsTag = dependencyTag{name: "dataDeviceBins"}
+
+// python_test_host DepsMutator uses this method to add multilib dependencies of
+// data_device_bin_both
+func (p *PythonTestModule) addDataDeviceBinsDeps(ctx android.BottomUpMutatorContext, filter string) {
+	if len(p.testProperties.Data_device_bins_both) < 1 {
+		return
+	}
+
+	var maybeAndroidTarget *android.Target
+	androidTargetList := android.FirstTarget(ctx.Config().Targets[android.Android], filter)
+	if len(androidTargetList) > 0 {
+		maybeAndroidTarget = &androidTargetList[0]
+	}
+
+	if maybeAndroidTarget != nil {
+		ctx.AddFarVariationDependencies(
+			maybeAndroidTarget.Variations(),
+			dataDeviceBinsTag,
+			p.testProperties.Data_device_bins_both...,
+		)
+	}
+}
+
+func (p *PythonTestModule) DepsMutator(ctx android.BottomUpMutatorContext) {
+	p.PythonBinaryModule.DepsMutator(ctx)
+	if p.isTestHost() {
+		p.addDataDeviceBinsDeps(ctx, "lib32")
+		p.addDataDeviceBinsDeps(ctx, "lib64")
+	}
+}
+
 func (p *PythonTestModule) GenerateAndroidBuildActions(ctx android.ModuleContext) {
 	// We inherit from only the library's GenerateAndroidBuildActions, and then
 	// just use buildBinary() so that the binary is not installed into the location
@@ -153,6 +193,12 @@
 		p.data = append(p.data, android.DataPath{SrcPath: dataSrcPath})
 	}
 
+	if p.isTestHost() && len(p.testProperties.Data_device_bins_both) > 0 {
+		ctx.VisitDirectDepsWithTag(dataDeviceBinsTag, func(dep android.Module) {
+			p.data = append(p.data, android.DataPath{SrcPath: android.OutputFileForModule(ctx, dep, "")})
+		})
+	}
+
 	// Emulate the data property for java_data dependencies.
 	for _, javaData := range ctx.GetDirectDepsWithTag(javaDataTag) {
 		for _, javaDataSrcPath := range android.OutputFilesForModule(ctx, javaData, "") {
diff --git a/rust/bindgen.go b/rust/bindgen.go
index 13fa81e..96645b0 100644
--- a/rust/bindgen.go
+++ b/rust/bindgen.go
@@ -29,7 +29,7 @@
 	defaultBindgenFlags = []string{""}
 
 	// bindgen should specify its own Clang revision so updating Clang isn't potentially blocked on bindgen failures.
-	bindgenClangVersion = "clang-r487747"
+	bindgenClangVersion = "clang-r487747c"
 
 	_ = pctx.VariableFunc("bindgenClangVersion", func(ctx android.PackageVarContext) string {
 		if override := ctx.Config().Getenv("LLVM_BINDGEN_PREBUILTS_VERSION"); override != "" {
diff --git a/rust/doc.go b/rust/doc.go
index fe3581b..6970d79 100644
--- a/rust/doc.go
+++ b/rust/doc.go
@@ -19,7 +19,7 @@
 )
 
 func init() {
-	android.RegisterSingletonType("rustdoc", RustdocSingleton)
+	android.RegisterParallelSingletonType("rustdoc", RustdocSingleton)
 }
 
 func RustdocSingleton() android.Singleton {
diff --git a/rust/project_json.go b/rust/project_json.go
index fe259d6..40aa7c7 100644
--- a/rust/project_json.go
+++ b/rust/project_json.go
@@ -74,7 +74,7 @@
 }
 
 func init() {
-	android.RegisterSingletonType("rust_project_generator", rustProjectGeneratorSingleton)
+	android.RegisterParallelSingletonType("rust_project_generator", rustProjectGeneratorSingleton)
 }
 
 // sourceProviderVariantSource returns the path to the source file if this
diff --git a/rust/rust.go b/rust/rust.go
index dc53cc0..4324ecb 100644
--- a/rust/rust.go
+++ b/rust/rust.go
@@ -45,7 +45,7 @@
 	})
 	pctx.Import("android/soong/rust/config")
 	pctx.ImportAs("cc_config", "android/soong/cc/config")
-	android.InitRegistrationContext.RegisterSingletonType("kythe_rust_extract", kytheExtractRustFactory)
+	android.InitRegistrationContext.RegisterParallelSingletonType("kythe_rust_extract", kytheExtractRustFactory)
 }
 
 type Flags struct {
diff --git a/rust/testing.go b/rust/testing.go
index 0a6a870..7f30569 100644
--- a/rust/testing.go
+++ b/rust/testing.go
@@ -200,8 +200,8 @@
 		ctx.BottomUp("rust_stdlinkage", LibstdMutator).Parallel()
 		ctx.BottomUp("rust_begin", BeginMutator).Parallel()
 	})
-	ctx.RegisterSingletonType("rust_project_generator", rustProjectGeneratorSingleton)
-	ctx.RegisterSingletonType("kythe_rust_extract", kytheExtractRustFactory)
+	ctx.RegisterParallelSingletonType("rust_project_generator", rustProjectGeneratorSingleton)
+	ctx.RegisterParallelSingletonType("kythe_rust_extract", kytheExtractRustFactory)
 	ctx.PostDepsMutators(func(ctx android.RegisterMutatorsContext) {
 		ctx.BottomUp("rust_sanitizers", rustSanitizerRuntimeMutator).Parallel()
 	})
diff --git a/snapshot/host_fake_snapshot.go b/snapshot/host_fake_snapshot.go
index b04657d..c4cfbb5 100644
--- a/snapshot/host_fake_snapshot.go
+++ b/snapshot/host_fake_snapshot.go
@@ -75,7 +75,7 @@
 }
 
 func registerHostSnapshotComponents(ctx android.RegistrationContext) {
-	ctx.RegisterSingletonType("host-fake-snapshot", HostToolsFakeAndroidSingleton)
+	ctx.RegisterParallelSingletonType("host-fake-snapshot", HostToolsFakeAndroidSingleton)
 }
 
 type hostFakeSingleton struct {
diff --git a/snapshot/recovery_snapshot.go b/snapshot/recovery_snapshot.go
index ac002be..8ff59cb 100644
--- a/snapshot/recovery_snapshot.go
+++ b/snapshot/recovery_snapshot.go
@@ -68,7 +68,7 @@
 type RecoverySnapshotImage struct{}
 
 func (RecoverySnapshotImage) Init(ctx android.RegistrationContext) {
-	ctx.RegisterSingletonType("recovery-snapshot", RecoverySnapshotSingleton)
+	ctx.RegisterParallelSingletonType("recovery-snapshot", RecoverySnapshotSingleton)
 }
 
 func (RecoverySnapshotImage) RegisterAdditionalModule(ctx android.RegistrationContext, name string, factory android.ModuleFactory) {
diff --git a/snapshot/vendor_snapshot.go b/snapshot/vendor_snapshot.go
index 8f7b8c2..4484c85 100644
--- a/snapshot/vendor_snapshot.go
+++ b/snapshot/vendor_snapshot.go
@@ -78,8 +78,8 @@
 type VendorSnapshotImage struct{}
 
 func (VendorSnapshotImage) Init(ctx android.RegistrationContext) {
-	ctx.RegisterSingletonType("vendor-snapshot", VendorSnapshotSingleton)
-	ctx.RegisterSingletonType("vendor-fake-snapshot", VendorFakeSnapshotSingleton)
+	ctx.RegisterParallelSingletonType("vendor-snapshot", VendorSnapshotSingleton)
+	ctx.RegisterParallelSingletonType("vendor-fake-snapshot", VendorFakeSnapshotSingleton)
 }
 
 func (VendorSnapshotImage) RegisterAdditionalModule(ctx android.RegistrationContext, name string, factory android.ModuleFactory) {
diff --git a/tests/bootstrap_test.sh b/tests/bootstrap_test.sh
index fda5ca0..5935247 100755
--- a/tests/bootstrap_test.sh
+++ b/tests/bootstrap_test.sh
@@ -885,4 +885,37 @@
   fi
 }
 
+# This test verifies that adding a new glob to a blueprint file only
+# causes build.ninja to be regenerated on the *next* build, and *not*
+# the build after. (This is a regression test for a bug where globs
+# resulted in two successive regenerations.)
+function test_new_glob_incrementality {
+  setup
+
+  run_soong nothing
+  local -r mtime1=$(stat -c "%y" out/soong/build.ninja)
+
+  mkdir -p globdefpkg/
+  cat > globdefpkg/Android.bp <<'EOF'
+filegroup {
+  name: "fg_with_glob",
+  srcs: ["*.txt"],
+}
+EOF
+
+  run_soong nothing
+  local -r mtime2=$(stat -c "%y" out/soong/build.ninja)
+
+  if [[ "$mtime1" == "$mtime2" ]]; then
+    fail "Ninja file was not regenerated, despite a new bp file"
+  fi
+
+  run_soong nothing
+  local -r mtime3=$(stat -c "%y" out/soong/build.ninja)
+
+  if [[ "$mtime2" != "$mtime3" ]]; then
+    fail "Ninja file was regenerated despite no previous bp changes"
+  fi
+}
+
 scan_and_run_tests
diff --git a/tests/dcla_apex_comparison_test.sh b/tests/dcla_apex_comparison_test.sh
index 97ae97e..667dde0 100755
--- a/tests/dcla_apex_comparison_test.sh
+++ b/tests/dcla_apex_comparison_test.sh
@@ -45,6 +45,11 @@
   com.android.tethering
 )
 
+BAZEL_TARGETS=(
+  //packages/modules/adb/apex:com.android.adbd
+  //frameworks/av/apex:com.android.media.swcodec
+)
+
 DCLA_LIBS=(
   libbase.so
   libc++.so
@@ -76,6 +81,10 @@
 ############
 OUTPUT_DIR="$(mktemp -d tmp.XXXXXX)"
 
+function call_bazel() {
+  build/bazel/bin/bazel $@
+}
+
 function cleanup {
   rm -rf "${OUTPUT_DIR}"
 }
@@ -87,7 +96,9 @@
 
 function extract_dcla_libs() {
   local product=$1; shift
-  for module in "${MODULES[@]}"; do
+  local modules=("$@"); shift
+
+  for module in "${modules[@]}"; do
     local apex="${OUTPUT_DIR}/${product}/${module}.apex"
     local extract_dir="${OUTPUT_DIR}/${product}/${module}/extract"
 
@@ -97,11 +108,12 @@
 
 function compare_dcla_libs() {
   local product=$1; shift
+  local modules=("$@"); shift
 
   for lib in "${DCLA_LIBS[@]}"; do
     for arch in lib lib64; do
       local prev_sha=""
-      for module in "${MODULES[@]}"; do
+      for module in "${modules[@]}"; do
         local file="${OUTPUT_DIR}/${product}/${module}/extract/${arch}/${lib}"
         if [[ ! -f "${file}" ]]; then
           # not all libs are present in a module
@@ -112,7 +124,7 @@
         sha="${sha% *}"
         if [ "${prev_sha}" == "" ]; then
           prev_sha="${sha}"
-        elif [ "${sha}" != "${prev_sha}" ] && { [ "${lib}" != "libcrypto.so" ] || [ "${module}" != "com.android.tethering" ]; }; then
+        elif [ "${sha}" != "${prev_sha}" ] && { [ "${lib}" != "libcrypto.so" ] || [[ "${module}" != *"com.android.tethering" ]]; }; then
           echo "Test failed, ${lib} has different hash value"
           exit 1
         fi
@@ -131,8 +143,22 @@
     --product "${product}" \
     --dist_dir "${OUTPUT_DIR}/${product}"
 
-  extract_dcla_libs "${product}"
-  compare_dcla_libs "${product}"
+  bazel_apexes=()
+  if [[ -n ${TEST_BAZEL+x} ]] && [ "${TEST_BAZEL}" = true ]; then
+    export TARGET_PRODUCT="${product/module/aosp}"
+    call_bazel build --config=bp2build --config=ci --config=android "${BAZEL_TARGETS[@]}"
+    for target in "${BAZEL_TARGETS[@]}"; do
+      apex_path="$(realpath $(call_bazel cquery --config=bp2build --config=android --config=ci --output=files $target))"
+      mkdir -p ${OUTPUT_DIR}/${product}
+      bazel_apex="bazel_$(basename $apex_path)"
+      mv $apex_path ${OUTPUT_DIR}/${product}/${bazel_apex}
+      bazel_apexes+=(${bazel_apex%".apex"})
+    done
+  fi
+
+  all_modeuls=(${MODULES[@]} ${bazel_apexes[@]})
+  extract_dcla_libs "${product}" "${all_modeuls[@]}"
+  compare_dcla_libs "${product}" "${all_modeuls[@]}"
 done
 
 echo "Test passed"
diff --git a/tests/lib.sh b/tests/lib.sh
index 715eac1..7f3970e 100644
--- a/tests/lib.sh
+++ b/tests/lib.sh
@@ -99,6 +99,7 @@
   symlink_directory external/python
   symlink_directory external/sqlite
   symlink_directory external/spdx-tools
+  symlink_directory libcore
 
   touch "$MOCK_TOP/Android.bp"
 }
diff --git a/tests/run_integration_tests.sh b/tests/run_integration_tests.sh
index e1aa70c..db14bd4 100755
--- a/tests/run_integration_tests.sh
+++ b/tests/run_integration_tests.sh
@@ -15,8 +15,8 @@
 # mock client.
 "$TOP/build/soong/tests/apex_comparison_tests.sh"
 "$TOP/build/soong/tests/apex_comparison_tests.sh" "module_arm64only"
-extra_build_params=--bazel-mode-staging "$TOP/build/soong/tests/dcla_apex_comparison_test.sh"
-BUILD_BROKEN_DISABLE_BAZEL=true "$TOP/build/soong/tests/dcla_apex_comparison_test.sh"
+TEST_BAZEL=true extra_build_params=--bazel-mode-staging "$TOP/build/soong/tests/dcla_apex_comparison_test.sh"
+#BUILD_BROKEN_DISABLE_BAZEL=true "$TOP/build/soong/tests/dcla_apex_comparison_test.sh"
 "$TOP/build/soong/tests/apex_cc_module_arch_variant_tests.sh"
 "$TOP/build/soong/tests/apex_cc_module_arch_variant_tests.sh" "aosp_arm" "armv7-a"
 "$TOP/build/soong/tests/apex_cc_module_arch_variant_tests.sh" "aosp_cf_arm64_phone" "armv8-a" "cortex-a53"
diff --git a/ui/build/kati.go b/ui/build/kati.go
index dad68fa..aea56d3 100644
--- a/ui/build/kati.go
+++ b/ui/build/kati.go
@@ -22,6 +22,7 @@
 	"os/user"
 	"path/filepath"
 	"strings"
+	"time"
 
 	"android/soong/ui/metrics"
 	"android/soong/ui/status"
@@ -66,6 +67,21 @@
 	}
 }
 
+func writeValueIfChanged(ctx Context, config Config, dir string, filename string, value string) {
+	filePath := filepath.Join(dir, filename)
+	previousValue := ""
+	rawPreviousValue, err := ioutil.ReadFile(filePath)
+	if err == nil {
+		previousValue = string(rawPreviousValue)
+	}
+
+	if previousValue != value {
+		if err = ioutil.WriteFile(filePath, []byte(value), 0666); err != nil {
+			ctx.Fatalf("Failed to write: %v", err)
+		}
+	}
+}
+
 // Base function to construct and run the Kati command line with additional
 // arguments, and a custom function closure to mutate the environment Kati runs
 // in.
@@ -157,28 +173,60 @@
 	}
 	cmd.Stderr = cmd.Stdout
 
-	// Apply the caller's function closure to mutate the environment variables.
-	envFunc(cmd.Environment)
-
+	var username string
 	// Pass on various build environment metadata to Kati.
-	if _, ok := cmd.Environment.Get("BUILD_USERNAME"); !ok {
-		username := "unknown"
+	if usernameFromEnv, ok := cmd.Environment.Get("BUILD_USERNAME"); !ok {
+		username = "unknown"
 		if u, err := user.Current(); err == nil {
 			username = u.Username
 		} else {
 			ctx.Println("Failed to get current user:", err)
 		}
 		cmd.Environment.Set("BUILD_USERNAME", username)
+	} else {
+		username = usernameFromEnv
 	}
 
-	if _, ok := cmd.Environment.Get("BUILD_HOSTNAME"); !ok {
-		hostname, err := os.Hostname()
+	hostname, ok := cmd.Environment.Get("BUILD_HOSTNAME")
+	// Unset BUILD_HOSTNAME during kati run to avoid kati rerun, kati will use BUILD_HOSTNAME from a file.
+	cmd.Environment.Unset("BUILD_HOSTNAME")
+	if !ok {
+		hostname, err = os.Hostname()
 		if err != nil {
 			ctx.Println("Failed to read hostname:", err)
 			hostname = "unknown"
 		}
-		cmd.Environment.Set("BUILD_HOSTNAME", hostname)
 	}
+	writeValueIfChanged(ctx, config, config.SoongOutDir(), "build_hostname.txt", hostname)
+
+	// BUILD_NUMBER should be set to the source control value that
+	// represents the current state of the source code.  E.g., a
+	// perforce changelist number or a git hash.  Can be an arbitrary string
+	// (to allow for source control that uses something other than numbers),
+	// but must be a single word and a valid file name.
+	//
+	// If no BUILD_NUMBER is set, create a useful "I am an engineering build
+	// from this date/time" value.  Make it start with a non-digit so that
+	// anyone trying to parse it as an integer will probably get "0".
+	cmd.Environment.Unset("HAS_BUILD_NUMBER")
+	buildNumber, ok := cmd.Environment.Get("BUILD_NUMBER")
+	// Unset BUILD_NUMBER during kati run to avoid kati rerun, kati will use BUILD_NUMBER from a file.
+	cmd.Environment.Unset("BUILD_NUMBER")
+	if ok {
+		cmd.Environment.Set("HAS_BUILD_NUMBER", "true")
+		writeValueIfChanged(ctx, config, config.OutDir(), "file_name_tag.txt", buildNumber)
+	} else {
+		buildNumber = fmt.Sprintf("eng.%.6s.%s", username, time.Now().Format("20060102.150405" /* YYYYMMDD.HHMMSS */))
+		cmd.Environment.Set("HAS_BUILD_NUMBER", "false")
+		writeValueIfChanged(ctx, config, config.OutDir(), "file_name_tag.txt", username)
+	}
+	// Write the build number to a file so it can be read back in
+	// without changing the command line every time.  Avoids rebuilds
+	// when using ninja.
+	writeValueIfChanged(ctx, config, config.SoongOutDir(), "build_number.txt", buildNumber)
+
+	// Apply the caller's function closure to mutate the environment variables.
+	envFunc(cmd.Environment)
 
 	cmd.StartOrFatal()
 	// Set up the ToolStatus command line reader for Kati for a consistent UI
@@ -336,6 +384,7 @@
 			"ANDROID_BUILD_SHELL",
 			"DIST_DIR",
 			"OUT_DIR",
+			"FILE_NAME_TAG",
 		}...)
 
 		if config.Dist() {