diff --git a/aconfig/Android.bp b/aconfig/Android.bp
new file mode 100644
index 0000000..ae8276f
--- /dev/null
+++ b/aconfig/Android.bp
@@ -0,0 +1,33 @@
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
+bootstrap_go_package {
+    name: "soong-aconfig",
+    pkgPath: "android/soong/aconfig",
+    deps: [
+        "blueprint",
+        "blueprint-pathtools",
+        "sbox_proto",
+        "soong",
+        "soong-android",
+        "soong-bazel",
+        "soong-android",
+        "soong-java",
+    ],
+    srcs: [
+        "aconfig_declarations.go",
+        "aconfig_values.go",
+        "aconfig_value_set.go",
+        "all_aconfig_declarations.go",
+        "init.go",
+        "java_aconfig_library.go",
+        "testing.go",
+    ],
+    testSrcs: [
+        "aconfig_declarations_test.go",
+        "aconfig_values_test.go",
+        "aconfig_value_set_test.go",
+    ],
+    pluginFor: ["soong_build"],
+}
diff --git a/device_config/device_config_definitions.go b/aconfig/aconfig_declarations.go
similarity index 62%
rename from device_config/device_config_definitions.go
rename to aconfig/aconfig_declarations.go
index ab2e4f7..007d529 100644
--- a/device_config/device_config_definitions.go
+++ b/aconfig/aconfig_declarations.go
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package device_config
+package aconfig
 
 import (
 	"android/soong/android"
@@ -21,27 +21,27 @@
 	"strings"
 )
 
-type DefinitionsModule struct {
+type DeclarationsModule struct {
 	android.ModuleBase
 	android.DefaultableModuleBase
 
-	// Properties for "device_config_definitions"
+	// Properties for "aconfig_declarations"
 	properties struct {
 		// aconfig files, relative to this Android.bp file
 		Srcs []string `android:"path"`
 
-		// Release config flag namespace
-		Namespace string
+		// Release config flag package
+		Package string
 
-		// Values from TARGET_RELEASE / RELEASE_DEVICE_CONFIG_VALUE_SETS
+		// Values from TARGET_RELEASE / RELEASE_ACONFIG_VALUE_SETS
 		Values []string `blueprint:"mutated"`
 	}
 
 	intermediatePath android.WritablePath
 }
 
-func DefinitionsFactory() android.Module {
-	module := &DefinitionsModule{}
+func DeclarationsFactory() android.Module {
+	module := &DeclarationsModule{}
 
 	android.InitAndroidModule(module)
 	android.InitDefaultableModule(module)
@@ -58,24 +58,24 @@
 
 var implicitValuesTag = implicitValuesTagType{}
 
-func (module *DefinitionsModule) DepsMutator(ctx android.BottomUpMutatorContext) {
+func (module *DeclarationsModule) 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")
+	if len(module.properties.Package) == 0 {
+		ctx.PropertyErrorf("package", "missing package 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()
+	// Add a dependency on the aconfig_value_sets defined in
+	// RELEASE_ACONFIG_VALUE_SETS, and add any aconfig_values that
+	// match our package.
+	valuesFromConfig := ctx.Config().ReleaseAconfigValueSets()
 	ctx.AddDependency(ctx.Module(), implicitValuesTag, valuesFromConfig...)
 }
 
-func (module *DefinitionsModule) OutputFiles(tag string) (android.Paths, error) {
+func (module *DeclarationsModule) OutputFiles(tag string) (android.Paths, error) {
 	switch tag {
 	case "":
 		// The default output of this module is the intermediates format, which is
@@ -83,7 +83,7 @@
 		// correctly.
 		return []android.Path{module.intermediatePath}, nil
 	default:
-		return nil, fmt.Errorf("unsupported device_config_definitions module reference tag %q", tag)
+		return nil, fmt.Errorf("unsupported aconfig_declarations module reference tag %q", tag)
 	}
 }
 
@@ -96,23 +96,23 @@
 	return sb.String()
 }
 
-// Provider published by device_config_value_set
-type definitionsProviderData struct {
-	namespace        string
-	intermediatePath android.WritablePath
+// Provider published by aconfig_value_set
+type declarationsProviderData struct {
+	Package          string
+	IntermediatePath android.WritablePath
 }
 
-var definitionsProviderKey = blueprint.NewProvider(definitionsProviderData{})
+var declarationsProviderKey = blueprint.NewProvider(declarationsProviderData{})
 
-func (module *DefinitionsModule) GenerateAndroidBuildActions(ctx android.ModuleContext) {
-	// Get the values that came from the global RELEASE_DEVICE_CONFIG_VALUE_SETS flag
+func (module *DeclarationsModule) GenerateAndroidBuildActions(ctx android.ModuleContext) {
+	// Get the values that came from the global RELEASE_ACONFIG_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]
+		valuesFiles, ok := depData.AvailablePackages[module.properties.Package]
 		if ok {
 			for _, path := range valuesFiles {
 				module.properties.Values = append(module.properties.Values, path.String())
@@ -127,17 +127,17 @@
 		Rule:        aconfigRule,
 		Inputs:      inputFiles,
 		Output:      intermediatePath,
-		Description: "device_config_definitions",
+		Description: "aconfig_declarations",
 		Args: map[string]string{
 			"release_version": ctx.Config().ReleaseVersion(),
-			"namespace":       module.properties.Namespace,
+			"package":         module.properties.Package,
 			"values":          joinAndPrefix(" --values ", module.properties.Values),
 		},
 	})
 
-	ctx.SetProvider(definitionsProviderKey, definitionsProviderData{
-		namespace:        module.properties.Namespace,
-		intermediatePath: intermediatePath,
+	ctx.SetProvider(declarationsProviderKey, declarationsProviderData{
+		Package:          module.properties.Package,
+		IntermediatePath: intermediatePath,
 	})
 
 }
diff --git a/device_config/device_config_definitions_test.go b/aconfig/aconfig_declarations_test.go
similarity index 69%
rename from device_config/device_config_definitions_test.go
rename to aconfig/aconfig_declarations_test.go
index 6bc6eaa..e14ca38 100644
--- a/device_config/device_config_definitions_test.go
+++ b/aconfig/aconfig_declarations_test.go
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package device_config
+package aconfig
 
 import (
 	"strings"
@@ -21,22 +21,22 @@
 	"android/soong/android"
 )
 
-func TestDeviceConfigDefinitions(t *testing.T) {
+func TestAconfigDeclarations(t *testing.T) {
 	bp := `
-		device_config_definitions {
+		aconfig_declarations {
 			name: "module_name",
-			namespace: "com.example.package",
+			package: "com.example.package",
 			srcs: ["foo.aconfig"],
 		}
 	`
 	result := runTest(t, android.FixtureExpectsNoErrors, bp)
 
-	module := result.ModuleForTests("module_name", "").Module().(*DefinitionsModule)
+	module := result.ModuleForTests("module_name", "").Module().(*DeclarationsModule)
 
 	// Check that the provider has the right contents
-	depData := result.ModuleProvider(module, definitionsProviderKey).(definitionsProviderData)
-	android.AssertStringEquals(t, "namespace", depData.namespace, "com.example.package")
-	if !strings.HasSuffix(depData.intermediatePath.String(), "/intermediate.pb") {
-		t.Errorf("Missing intermediates path in provider: %s", depData.intermediatePath.String())
+	depData := result.ModuleProvider(module, declarationsProviderKey).(declarationsProviderData)
+	android.AssertStringEquals(t, "package", depData.Package, "com.example.package")
+	if !strings.HasSuffix(depData.IntermediatePath.String(), "/intermediate.pb") {
+		t.Errorf("Missing intermediates path in provider: %s", depData.IntermediatePath.String())
 	}
 }
diff --git a/device_config/device_config_value_set.go b/aconfig/aconfig_value_set.go
similarity index 76%
rename from device_config/device_config_value_set.go
rename to aconfig/aconfig_value_set.go
index e406d20..252908f 100644
--- a/device_config/device_config_value_set.go
+++ b/aconfig/aconfig_value_set.go
@@ -12,20 +12,20 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package device_config
+package aconfig
 
 import (
 	"android/soong/android"
 	"github.com/google/blueprint"
 )
 
-// Properties for "device_config_value_set"
+// Properties for "aconfig_value_set"
 type ValueSetModule struct {
 	android.ModuleBase
 	android.DefaultableModuleBase
 
 	properties struct {
-		// device_config_values modules
+		// aconfig_values modules
 		Values []string
 	}
 }
@@ -49,11 +49,11 @@
 
 var valueSetTag = valueSetType{}
 
-// Provider published by device_config_value_set
+// Provider published by aconfig_value_set
 type valueSetProviderData struct {
-	// The namespace of each of the
-	// (map of namespace --> device_config_module)
-	AvailableNamespaces map[string]android.Paths
+	// The package of each of the
+	// (map of package --> aconfig_module)
+	AvailablePackages map[string]android.Paths
 }
 
 var valueSetProviderKey = blueprint.NewProvider(valueSetProviderData{})
@@ -63,17 +63,17 @@
 	for _, dep := range deps {
 		_, ok := dep.(*ValuesModule)
 		if !ok {
-			ctx.PropertyErrorf("values", "values must be a device_config_values module")
+			ctx.PropertyErrorf("values", "values must be a aconfig_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
+	// Accumulate the packages of the values modules listed, and set that as an
+	// valueSetProviderKey provider that aconfig modules can read and use
 	// to append values to their aconfig actions.
-	namespaces := make(map[string]android.Paths)
+	packages := 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
@@ -83,10 +83,10 @@
 
 		srcs := make([]android.Path, len(depData.Values))
 		copy(srcs, depData.Values)
-		namespaces[depData.Namespace] = srcs
+		packages[depData.Package] = srcs
 
 	})
 	ctx.SetProvider(valueSetProviderKey, valueSetProviderData{
-		AvailableNamespaces: namespaces,
+		AvailablePackages: packages,
 	})
 }
diff --git a/device_config/device_config_value_set_test.go b/aconfig/aconfig_value_set_test.go
similarity index 78%
rename from device_config/device_config_value_set_test.go
rename to aconfig/aconfig_value_set_test.go
index f9e7c38..9127872 100644
--- a/device_config/device_config_value_set_test.go
+++ b/aconfig/aconfig_value_set_test.go
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package device_config
+package aconfig
 
 import (
 	"testing"
@@ -20,15 +20,15 @@
 	"android/soong/android"
 )
 
-func TestDeviceConfigValueSet(t *testing.T) {
+func TestAconfigValueSet(t *testing.T) {
 	bp := `
-				device_config_values {
+				aconfig_values {
 					name: "one",
 					srcs: [ "blah.aconfig_values" ],
-					namespace: "foo.namespace"
+					package: "foo.package"
 				}
 
-				device_config_value_set {
+				aconfig_value_set {
 					name: "module_name",
           values: [ "one" ],
 				}
@@ -39,5 +39,5 @@
 
 	// Check that the provider has the right contents
 	depData := result.ModuleProvider(module, valueSetProviderKey).(valueSetProviderData)
-	android.AssertStringEquals(t, "AvailableNamespaces", "blah.aconfig_values", depData.AvailableNamespaces["foo.namespace"][0].String())
+	android.AssertStringEquals(t, "AvailablePackages", "blah.aconfig_values", depData.AvailablePackages["foo.package"][0].String())
 }
diff --git a/device_config/device_config_values.go b/aconfig/aconfig_values.go
similarity index 73%
rename from device_config/device_config_values.go
rename to aconfig/aconfig_values.go
index 110f12a..91f1c90 100644
--- a/device_config/device_config_values.go
+++ b/aconfig/aconfig_values.go
@@ -12,14 +12,14 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package device_config
+package aconfig
 
 import (
 	"android/soong/android"
 	"github.com/google/blueprint"
 )
 
-// Properties for "device_config_value"
+// Properties for "aconfig_value"
 type ValuesModule struct {
 	android.ModuleBase
 	android.DefaultableModuleBase
@@ -28,8 +28,8 @@
 		// aconfig files, relative to this Android.bp file
 		Srcs []string `android:"path"`
 
-		// Release config flag namespace
-		Namespace string
+		// Release config flag package
+		Package string
 	}
 }
 
@@ -45,10 +45,10 @@
 	return module
 }
 
-// Provider published by device_config_value_set
+// Provider published by aconfig_value_set
 type valuesProviderData struct {
-	// The namespace that this values module values
-	Namespace string
+	// The package that this values module values
+	Package string
 
 	// The values aconfig files, relative to the root of the tree
 	Values android.Paths
@@ -57,14 +57,14 @@
 var valuesProviderKey = blueprint.NewProvider(valuesProviderData{})
 
 func (module *ValuesModule) GenerateAndroidBuildActions(ctx android.ModuleContext) {
-	if len(module.properties.Namespace) == 0 {
-		ctx.PropertyErrorf("namespace", "missing namespace property")
+	if len(module.properties.Package) == 0 {
+		ctx.PropertyErrorf("package", "missing package property")
 	}
 
-	// Provide the our source files list to the device_config_value_set as a list of files
+	// Provide the our source files list to the aconfig_value_set as a list of files
 	providerData := valuesProviderData{
-		Namespace: module.properties.Namespace,
-		Values:    android.PathsForModuleSrc(ctx, module.properties.Srcs),
+		Package: module.properties.Package,
+		Values:  android.PathsForModuleSrc(ctx, module.properties.Srcs),
 	}
 	ctx.SetProvider(valuesProviderKey, providerData)
 }
diff --git a/device_config/device_config_values_test.go b/aconfig/aconfig_values_test.go
similarity index 83%
rename from device_config/device_config_values_test.go
rename to aconfig/aconfig_values_test.go
index 64c57eb..ab457f0 100644
--- a/device_config/device_config_values_test.go
+++ b/aconfig/aconfig_values_test.go
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package device_config
+package aconfig
 
 import (
 	"testing"
@@ -20,12 +20,12 @@
 	"android/soong/android"
 )
 
-func TestDeviceConfigValues(t *testing.T) {
+func TestAconfigValues(t *testing.T) {
 	bp := `
-				device_config_values {
+				aconfig_values {
 					name: "module_name",
 					srcs: [ "blah.aconfig_values" ],
-					namespace: "foo.namespace"
+					package: "foo.package"
 				}
 			`
 	result := runTest(t, android.FixtureExpectsNoErrors, bp)
@@ -34,6 +34,6 @@
 
 	// Check that the provider has the right contents
 	depData := result.ModuleProvider(module, valuesProviderKey).(valuesProviderData)
-	android.AssertStringEquals(t, "namespace", "foo.namespace", depData.Namespace)
+	android.AssertStringEquals(t, "package", "foo.package", depData.Package)
 	android.AssertPathsEndWith(t, "srcs", []string{"blah.aconfig_values"}, depData.Values)
 }
diff --git a/aconfig/all_aconfig_declarations.go b/aconfig/all_aconfig_declarations.go
new file mode 100644
index 0000000..6096c6c
--- /dev/null
+++ b/aconfig/all_aconfig_declarations.go
@@ -0,0 +1,63 @@
+// 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 aconfig
+
+import (
+	"android/soong/android"
+)
+
+// A singleton module that collects all of the aconfig flags declared in the
+// tree into a single combined file for export to the external flag setting
+// server (inside Google it's Gantry).
+//
+// Note that this is ALL aconfig_declarations modules present in the tree, not just
+// ones that are relevant to the product currently being built, so that that infra
+// doesn't need to pull from multiple builds and merge them.
+func AllAconfigDeclarationsFactory() android.Singleton {
+	return &allAconfigDeclarationsSingleton{}
+}
+
+type allAconfigDeclarationsSingleton struct {
+	intermediatePath android.OutputPath
+}
+
+func (this *allAconfigDeclarationsSingleton) GenerateBuildActions(ctx android.SingletonContext) {
+	// Find all of the aconfig_declarations modules
+	var cacheFiles android.Paths
+	ctx.VisitAllModules(func(module android.Module) {
+		if !ctx.ModuleHasProvider(module, declarationsProviderKey) {
+			return
+		}
+		decl := ctx.ModuleProvider(module, declarationsProviderKey).(declarationsProviderData)
+		cacheFiles = append(cacheFiles, decl.IntermediatePath)
+	})
+
+	// Generate build action for aconfig
+	this.intermediatePath = android.PathForIntermediates(ctx, "all_aconfig_declarations.pb")
+	ctx.Build(pctx, android.BuildParams{
+		Rule:        allDeclarationsRule,
+		Inputs:      cacheFiles,
+		Output:      this.intermediatePath,
+		Description: "all_aconfig_declarations",
+		Args: map[string]string{
+			"cache_files": android.JoinPathsWithPrefix(cacheFiles, "--cache "),
+		},
+	})
+	ctx.Phony("all_aconfig_declarations", this.intermediatePath)
+}
+
+func (this *allAconfigDeclarationsSingleton) MakeVars(ctx android.MakeVarsContext) {
+	ctx.DistForGoal("droid", this.intermediatePath)
+}
diff --git a/device_config/init.go b/aconfig/init.go
similarity index 66%
rename from device_config/init.go
rename to aconfig/init.go
index 04bbab6..161fd42 100644
--- a/device_config/init.go
+++ b/aconfig/init.go
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package device_config
+package aconfig
 
 import (
 	"android/soong/android"
@@ -20,13 +20,13 @@
 )
 
 var (
-	pctx = android.NewPackageContext("android/soong/device_config")
+	pctx = android.NewPackageContext("android/soong/aconfig")
 
-	// For device_config_definitions: Generate cache file
+	// For aconfig_declarations: Generate cache file
 	aconfigRule = pctx.AndroidStaticRule("aconfig",
 		blueprint.RuleParams{
 			Command: `${aconfig} create-cache` +
-				` --package ${namespace}` +
+				` --package ${package}` +
 				` --declarations ${in}` +
 				` ${values}` +
 				` --cache ${out}.tmp` +
@@ -36,9 +36,9 @@
 				"${aconfig}",
 			},
 			Restat: true,
-		}, "release_version", "namespace", "values")
+		}, "release_version", "package", "values")
 
-	// For java_device_config_definitions_library: Generate java file
+	// For java_aconfig_library: Generate java file
 	srcJarRule = pctx.AndroidStaticRule("aconfig_srcjar",
 		blueprint.RuleParams{
 			Command: `rm -rf ${out}.tmp` +
@@ -54,6 +54,15 @@
 			},
 			Restat: true,
 		})
+
+	// For all_aconfig_declarations
+	allDeclarationsRule = pctx.AndroidStaticRule("all_aconfig_declarations_dump",
+		blueprint.RuleParams{
+			Command: `${aconfig} dump --format protobuf --out ${out} ${cache_files}`,
+			CommandDeps: []string{
+				"${aconfig}",
+			},
+		}, "cache_files")
 )
 
 func init() {
@@ -63,8 +72,9 @@
 }
 
 func registerBuildComponents(ctx android.RegistrationContext) {
-	ctx.RegisterModuleType("device_config_definitions", DefinitionsFactory)
-	ctx.RegisterModuleType("device_config_values", ValuesFactory)
-	ctx.RegisterModuleType("device_config_value_set", ValueSetFactory)
-	ctx.RegisterModuleType("java_device_config_definitions_library", JavaDefinitionsLibraryFactory)
+	ctx.RegisterModuleType("aconfig_declarations", DeclarationsFactory)
+	ctx.RegisterModuleType("aconfig_values", ValuesFactory)
+	ctx.RegisterModuleType("aconfig_value_set", ValueSetFactory)
+	ctx.RegisterModuleType("java_aconfig_library", JavaDeclarationsLibraryFactory)
+	ctx.RegisterParallelSingletonType("all_aconfig_declarations", AllAconfigDeclarationsFactory)
 }
diff --git a/aconfig/java_aconfig_library.go b/aconfig/java_aconfig_library.go
new file mode 100644
index 0000000..0eeb14f
--- /dev/null
+++ b/aconfig/java_aconfig_library.go
@@ -0,0 +1,71 @@
+// 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 aconfig
+
+import (
+	"android/soong/android"
+	"android/soong/java"
+	"fmt"
+	"github.com/google/blueprint"
+)
+
+type declarationsTagType struct {
+	blueprint.BaseDependencyTag
+}
+
+var declarationsTag = declarationsTagType{}
+
+type JavaAconfigDeclarationsLibraryProperties struct {
+	// name of the aconfig_declarations module to generate a library for
+	Aconfig_declarations string
+}
+
+type JavaAconfigDeclarationsLibraryCallbacks struct {
+	properties JavaAconfigDeclarationsLibraryProperties
+}
+
+func JavaDeclarationsLibraryFactory() android.Module {
+	callbacks := &JavaAconfigDeclarationsLibraryCallbacks{}
+	return java.GeneratedJavaLibraryModuleFactory("java_aconfig_library", callbacks, &callbacks.properties)
+}
+
+func (callbacks *JavaAconfigDeclarationsLibraryCallbacks) DepsMutator(module *java.GeneratedJavaLibraryModule, ctx android.BottomUpMutatorContext) {
+	declarations := callbacks.properties.Aconfig_declarations
+	if len(declarations) == 0 {
+		// TODO: Add test for this case
+		ctx.PropertyErrorf("aconfig_declarations", "aconfig_declarations property required")
+	} else {
+		ctx.AddDependency(ctx.Module(), declarationsTag, declarations)
+	}
+}
+
+func (callbacks *JavaAconfigDeclarationsLibraryCallbacks) GenerateSourceJarBuildActions(ctx android.ModuleContext) android.Path {
+	// Get the values that came from the global RELEASE_ACONFIG_VALUE_SETS flag
+	declarationsModules := ctx.GetDirectDepsWithTag(declarationsTag)
+	if len(declarationsModules) != 1 {
+		panic(fmt.Errorf("Exactly one aconfig_declarations property required"))
+	}
+	declarations := ctx.OtherModuleProvider(declarationsModules[0], declarationsProviderKey).(declarationsProviderData)
+
+	srcJarPath := android.PathForModuleGen(ctx, ctx.ModuleName()+".srcjar")
+	ctx.Build(pctx, android.BuildParams{
+		Rule:        srcJarRule,
+		Input:       declarations.IntermediatePath,
+		Output:      srcJarPath,
+		Description: "aconfig.srcjar",
+	})
+
+	return srcJarPath
+}
diff --git a/device_config/testing.go b/aconfig/testing.go
similarity index 78%
rename from device_config/testing.go
rename to aconfig/testing.go
index 284a7fa..60cefeb 100644
--- a/device_config/testing.go
+++ b/aconfig/testing.go
@@ -12,7 +12,7 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-package device_config
+package aconfig
 
 import (
 	"testing"
@@ -20,10 +20,10 @@
 	"android/soong/android"
 )
 
-var PrepareForTestWithDeviceConfigBuildComponents = android.FixtureRegisterWithContext(registerBuildComponents)
+var PrepareForTestWithAconfigBuildComponents = android.FixtureRegisterWithContext(registerBuildComponents)
 
 func runTest(t *testing.T, errorHandler android.FixtureErrorHandler, bp string) *android.TestResult {
-	return android.GroupFixturePreparers(PrepareForTestWithDeviceConfigBuildComponents).
+	return android.GroupFixturePreparers(PrepareForTestWithAconfigBuildComponents).
 		ExtendWithErrorHandler(errorHandler).
 		RunTestWithBp(t, bp)
 }
diff --git a/aidl_library/aidl_library.go b/aidl_library/aidl_library.go
index 5985103..7449d67 100644
--- a/aidl_library/aidl_library.go
+++ b/aidl_library/aidl_library.go
@@ -108,17 +108,17 @@
 	// The direct aidl files of the module
 	Srcs android.Paths
 	// The include dirs to the direct aidl files and those provided from transitive aidl_library deps
-	IncludeDirs android.DepSet
+	IncludeDirs android.DepSet[android.Path]
 	// The direct hdrs and hdrs from transitive deps
-	Hdrs android.DepSet
+	Hdrs android.DepSet[android.Path]
 }
 
 // AidlLibraryProvider provides the srcs and the transitive include dirs
 var AidlLibraryProvider = blueprint.NewProvider(AidlLibraryInfo{})
 
 func (lib *AidlLibrary) GenerateAndroidBuildActions(ctx android.ModuleContext) {
-	includeDirsDepSetBuilder := android.NewDepSetBuilder(android.PREORDER)
-	hdrsDepSetBuilder := android.NewDepSetBuilder(android.PREORDER)
+	includeDirsDepSetBuilder := android.NewDepSetBuilder[android.Path](android.PREORDER)
+	hdrsDepSetBuilder := android.NewDepSetBuilder[android.Path](android.PREORDER)
 
 	if len(lib.properties.Srcs) == 0 && len(lib.properties.Hdrs) == 0 {
 		ctx.ModuleErrorf("at least srcs or hdrs prop must be non-empty")
diff --git a/aidl_library/aidl_library_test.go b/aidl_library/aidl_library_test.go
index d9dd245..0205629 100644
--- a/aidl_library/aidl_library_test.go
+++ b/aidl_library/aidl_library_test.go
@@ -52,7 +52,7 @@
 		t,
 		"aidl include dirs",
 		[]string{"package_foo/a", "package_bar/x"},
-		actualInfo.IncludeDirs.ToList().Strings(),
+		android.Paths(actualInfo.IncludeDirs.ToList()).Strings(),
 	)
 
 	android.AssertPathsRelativeToTopEquals(
@@ -101,7 +101,7 @@
 		t,
 		"aidl include dirs",
 		[]string{"package_foo", "package_bar"},
-		actualInfo.IncludeDirs.ToList().Strings(),
+		android.Paths(actualInfo.IncludeDirs.ToList()).Strings(),
 	)
 
 	android.AssertPathsRelativeToTopEquals(
diff --git a/android/Android.bp b/android/Android.bp
index 2ccccf0..fc5198f 100644
--- a/android/Android.bp
+++ b/android/Android.bp
@@ -49,7 +49,6 @@
         "defaults.go",
         "defs.go",
         "depset_generic.go",
-        "depset_paths.go",
         "deptag.go",
         "expand.go",
         "filegroup.go",
diff --git a/android/allowlists/allowlists.go b/android/allowlists/allowlists.go
index 34a6860..d320599 100644
--- a/android/allowlists/allowlists.go
+++ b/android/allowlists/allowlists.go
@@ -131,6 +131,7 @@
 		"external/brotli":                        Bp2BuildDefaultTrue,
 		"external/bsdiff":                        Bp2BuildDefaultTrueRecursively,
 		"external/bzip2":                         Bp2BuildDefaultTrueRecursively,
+		"external/clang/lib":                     Bp2BuildDefaultTrue,
 		"external/conscrypt":                     Bp2BuildDefaultTrue,
 		"external/e2fsprogs":                     Bp2BuildDefaultTrueRecursively,
 		"external/eigen":                         Bp2BuildDefaultTrueRecursively,
@@ -429,6 +430,7 @@
 		// e.g. ERROR: Analysis of target '@soong_injection//mixed_builds:buildroot' failed
 		"external/bazelbuild-rules_android":/* recursive = */ true,
 		"external/bazelbuild-rules_license":/* recursive = */ true,
+		"external/bazelbuild-rules_go":/* recursive = */ true,
 		"external/bazelbuild-kotlin-rules":/* recursive = */ true,
 		"external/bazel-skylib":/* recursive = */ true,
 		"external/protobuf":/* recursive = */ false,
@@ -796,6 +798,13 @@
 
 		// for platform_compat_config
 		"process-compat-config",
+
+		// cc_* modules with rscript srcs
+		"rstest-latency",
+		"libRScpp_static",
+		"rs-headers",
+		"rs_script_api",
+		"libRSDispatch",
 	}
 
 	Bp2buildModuleTypeAlwaysConvertList = []string{
@@ -940,12 +949,8 @@
 
 		//system/libvintf
 		// depends on apex-info-list-tinyxml, unconverted xsd_config Soong module type.
-		"libvintf",
-		"vintf",
 		"libassemblevintf",
 		"assemble_vintf",
-		"libvintffm",
-		"vintffm",
 		"checkvintf",
 
 		// depends on audio_policy_configuration_aidl_default, xsd_config module.
diff --git a/android/bazel_handler.go b/android/bazel_handler.go
index f4b368b..4b1a8f4 100644
--- a/android/bazel_handler.go
+++ b/android/bazel_handler.go
@@ -92,10 +92,11 @@
 type ApexConfigKey struct {
 	WithinApex     bool
 	ApexSdkVersion string
+	ApiDomain      string
 }
 
 func (c ApexConfigKey) String() string {
-	return fmt.Sprintf("%s_%s", withinApexToString(c.WithinApex), c.ApexSdkVersion)
+	return fmt.Sprintf("%s_%s_%s", withinApexToString(c.WithinApex), c.ApexSdkVersion, c.ApiDomain)
 }
 
 func withinApexToString(withinApex bool) string {
@@ -737,6 +738,7 @@
         "@//build/bazel/rules/apex:within_apex": attr.within_apex,
         "@//build/bazel/rules/apex:min_sdk_version": attr.apex_sdk_version,
         "@//build/bazel/rules/apex:apex_name": apex_name,
+        "@//build/bazel/rules/apex:api_domain": attr.api_domain,
     }
 
     return outputs
@@ -749,6 +751,7 @@
         "@//build/bazel/rules/apex:within_apex",
         "@//build/bazel/rules/apex:min_sdk_version",
         "@//build/bazel/rules/apex:apex_name",
+        "@//build/bazel/rules/apex:api_domain",
     ],
 )
 
@@ -762,6 +765,7 @@
         "os"      : attr.string(mandatory = True),
         "within_apex" : attr.bool(default = False),
         "apex_sdk_version" : attr.string(mandatory = True),
+        "api_domain" : attr.string(mandatory = True),
         "deps"    : attr.label_list(cfg = _config_node_transition, allow_files = True),
         "_allowlist_function_transition": attr.label(default = "@bazel_tools//tools/allowlists/function_transition_allowlist"),
     },
@@ -823,6 +827,7 @@
     os = "%s",
     within_apex = %s,
     apex_sdk_version = "%s",
+    api_domain = "%s",
     deps = [%s],
     testonly = True, # Unblocks testonly deps.
 )
@@ -856,6 +861,11 @@
 		osString := configTokens[1]
 		withinApex := "False"
 		apexSdkVerString := ""
+		apiDomainString := ""
+		if osString == "android" {
+			// api domains are meaningful only for device variants
+			apiDomainString = "system"
+		}
 		targetString := fmt.Sprintf("%s_%s", osString, archString)
 		if len(configTokens) > 2 {
 			targetString += "_" + configTokens[2]
@@ -867,9 +877,13 @@
 			targetString += "_" + configTokens[3]
 			apexSdkVerString = configTokens[3]
 		}
+		if len(configTokens) > 4 {
+			apiDomainString = configTokens[4]
+			targetString += "_" + apiDomainString
+		}
 		allLabels = append(allLabels, fmt.Sprintf("\":%s\"", targetString))
 		labelsString := strings.Join(labels, ",\n            ")
-		configNodesSection += fmt.Sprintf(configNodeFormatString, targetString, archString, osString, withinApex, apexSdkVerString,
+		configNodesSection += fmt.Sprintf(configNodeFormatString, targetString, archString, osString, withinApex, apexSdkVerString, apiDomainString,
 			labelsString)
 	}
 
@@ -974,11 +988,14 @@
 
   within_apex = buildoptions.get("//build/bazel/rules/apex:within_apex")
   apex_sdk_version = buildoptions.get("//build/bazel/rules/apex:min_sdk_version")
+  api_domain = buildoptions.get("//build/bazel/rules/apex:api_domain")
 
   if within_apex:
     config_key += "|within_apex"
   if apex_sdk_version != None and len(apex_sdk_version) > 0:
     config_key += "|" + apex_sdk_version
+  if api_domain != None and len(api_domain) > 0:
+    config_key += "|" + api_domain
 
   return config_key
 
@@ -1385,6 +1402,10 @@
 		keyString += "|" + key.configKey.apexKey.ApexSdkVersion
 	}
 
+	if len(key.configKey.apexKey.ApiDomain) > 0 {
+		keyString += "|" + key.configKey.apexKey.ApiDomain
+	}
+
 	return keyString
 }
 
@@ -1403,6 +1424,7 @@
 		configKey.apexKey = ApexConfigKey{
 			WithinApex:     apexKey.WithinApex,
 			ApexSdkVersion: apexKey.ApexSdkVersion,
+			ApiDomain:      apexKey.ApiDomain,
 		}
 	}
 
diff --git a/android/bazel_handler_test.go b/android/bazel_handler_test.go
index a81a878..65cd5a8 100644
--- a/android/bazel_handler_test.go
+++ b/android/bazel_handler_test.go
@@ -58,11 +58,12 @@
 	apexKey := ApexConfigKey{
 		WithinApex:     true,
 		ApexSdkVersion: "29",
+		ApiDomain:      "myapex",
 	}
 	cfg_foo := configKey{"arm64_armv8-a", Android, apexKey}
 	cfg_bar := configKey{arch: "arm64_armv8-a", osType: Android}
 	cmd_results := []string{
-		`@//foo:foo|arm64_armv8-a|android|within_apex|29>>out/foo/foo.txt`,
+		`@//foo:foo|arm64_armv8-a|android|within_apex|29|myapex>>out/foo/foo.txt`,
 		`@//foo:bar|arm64_armv8-a|android>>out/foo/bar.txt`,
 	}
 	bazelContext, _ := testBazelContext(t, map[bazelCommand]string{cqueryCmd: strings.Join(cmd_results, "\n")})
diff --git a/android/config.go b/android/config.go
index 242be18..839ff05 100644
--- a/android/config.go
+++ b/android/config.go
@@ -184,8 +184,8 @@
 }
 
 // The flag values files passed to aconfig, derived from RELEASE_VERSION
-func (c Config) ReleaseDeviceConfigValueSets() []string {
-	return c.config.productVariables.ReleaseDeviceConfigValueSets
+func (c Config) ReleaseAconfigValueSets() []string {
+	return c.config.productVariables.ReleaseAconfigValueSets
 }
 
 // A DeviceConfig object represents the configuration for a particular device
@@ -1645,10 +1645,6 @@
 	return Bool(c.productVariables.Aml_abis)
 }
 
-func (c *config) FlattenApex() bool {
-	return Bool(c.productVariables.Flatten_apex)
-}
-
 func (c *config) ForceApexSymlinkOptimization() bool {
 	return Bool(c.productVariables.ForceApexSymlinkOptimization)
 }
diff --git a/android/depset_generic.go b/android/depset_generic.go
index f00e462..ae14d32 100644
--- a/android/depset_generic.go
+++ b/android/depset_generic.go
@@ -16,10 +16,9 @@
 
 import (
 	"fmt"
-	"reflect"
 )
 
-// depSet is designed to be conceptually compatible with Bazel's depsets:
+// DepSet is designed to be conceptually compatible with Bazel's depsets:
 // https://docs.bazel.build/versions/master/skylark/depsets.html
 
 type DepSetOrder int
@@ -43,142 +42,114 @@
 	}
 }
 
-// A depSet efficiently stores a slice of an arbitrary type from transitive dependencies without
-// copying. It is stored as a DAG of depSet nodes, each of which has some direct contents and a list
-// of dependency depSet nodes.
+type depSettableType comparable
+
+// A DepSet efficiently stores a slice of an arbitrary type from transitive dependencies without
+// copying. It is stored as a DAG of DepSet nodes, each of which has some direct contents and a list
+// of dependency DepSet nodes.
 //
-// A depSet has an order that will be used to walk the DAG when ToList() is called.  The order
+// A DepSet has an order that will be used to walk the DAG when ToList() is called.  The order
 // can be POSTORDER, PREORDER, or TOPOLOGICAL.  POSTORDER and PREORDER orders return a postordered
 // or preordered left to right flattened list.  TOPOLOGICAL returns a list that guarantees that
 // elements of children are listed after all of their parents (unless there are duplicate direct
-// elements in the depSet or any of its transitive dependencies, in which case the ordering of the
+// elements in the DepSet or any of its transitive dependencies, in which case the ordering of the
 // duplicated element is not guaranteed).
 //
-// A depSet is created by newDepSet or newDepSetBuilder.Build from the slice for direct contents
-// and the *depSets of dependencies. A depSet is immutable once created.
-//
-// This object uses reflection to remain agnostic to the type it contains.  It should be replaced
-// with generics once those exist in Go.  Callers should generally use a thin wrapper around depSet
-// that provides type-safe methods like DepSet for Paths.
-type depSet struct {
+// A DepSet is created by NewDepSet or NewDepSetBuilder.Build from the slice for direct contents
+// and the *DepSets of dependencies. A DepSet is immutable once created.
+type DepSet[T depSettableType] struct {
 	preorder   bool
 	reverse    bool
 	order      DepSetOrder
-	direct     interface{}
-	transitive []*depSet
+	direct     []T
+	transitive []*DepSet[T]
 }
 
-type depSetInterface interface {
-	embeddedDepSet() *depSet
-}
-
-func (d *depSet) embeddedDepSet() *depSet {
-	return d
-}
-
-var _ depSetInterface = (*depSet)(nil)
-
-// newDepSet returns an immutable depSet with the given order, direct and transitive contents.
-// direct must be a slice, but is not type-safe due to the lack of generics in Go.  It can be a
-// nil slice, but not a nil interface{}, i.e. []string(nil) but not nil.
-func newDepSet(order DepSetOrder, direct interface{}, transitive interface{}) *depSet {
-	var directCopy interface{}
-	transitiveDepSet := sliceToDepSets(transitive, order)
-
-	if order == TOPOLOGICAL {
-		directCopy = reverseSlice(direct)
-		reverseSliceInPlace(transitiveDepSet)
-	} else {
-		directCopy = copySlice(direct)
+// NewDepSet returns an immutable DepSet with the given order, direct and transitive contents.
+func NewDepSet[T depSettableType](order DepSetOrder, direct []T, transitive []*DepSet[T]) *DepSet[T] {
+	var directCopy []T
+	var transitiveCopy []*DepSet[T]
+	for _, t := range transitive {
+		if t.order != order {
+			panic(fmt.Errorf("incompatible order, new DepSet is %s but transitive DepSet is %s",
+				order, t.order))
+		}
 	}
 
-	return &depSet{
+	if order == TOPOLOGICAL {
+		// TOPOLOGICAL is implemented as a postorder traversal followed by reversing the output.
+		// Pre-reverse the inputs here so their order is maintained in the output.
+		directCopy = reverseSlice(direct)
+		transitiveCopy = reverseSlice(transitive)
+	} else {
+		directCopy = append([]T(nil), direct...)
+		transitiveCopy = append([]*DepSet[T](nil), transitive...)
+	}
+
+	return &DepSet[T]{
 		preorder:   order == PREORDER,
 		reverse:    order == TOPOLOGICAL,
 		order:      order,
 		direct:     directCopy,
-		transitive: transitiveDepSet,
+		transitive: transitiveCopy,
 	}
 }
 
-// depSetBuilder is used to create an immutable depSet.
-type depSetBuilder struct {
+// DepSetBuilder is used to create an immutable DepSet.
+type DepSetBuilder[T depSettableType] struct {
 	order      DepSetOrder
-	direct     reflect.Value
-	transitive []*depSet
+	direct     []T
+	transitive []*DepSet[T]
 }
 
-// newDepSetBuilder returns a depSetBuilder to create an immutable depSet with the given order and
-// type, represented by a slice of type that will be in the depSet.
-func newDepSetBuilder(order DepSetOrder, typ interface{}) *depSetBuilder {
-	empty := reflect.Zero(reflect.TypeOf(typ))
-	return &depSetBuilder{
-		order:  order,
-		direct: empty,
+// NewDepSetBuilder returns a DepSetBuilder to create an immutable DepSet with the given order and
+// type, represented by a slice of type that will be in the DepSet.
+func NewDepSetBuilder[T depSettableType](order DepSetOrder) *DepSetBuilder[T] {
+	return &DepSetBuilder[T]{
+		order: order,
 	}
 }
 
-// sliceToDepSets converts a slice of any type that implements depSetInterface (by having a depSet
-// embedded in it) into a []*depSet.
-func sliceToDepSets(in interface{}, order DepSetOrder) []*depSet {
-	slice := reflect.ValueOf(in)
-	length := slice.Len()
-	out := make([]*depSet, length)
-	for i := 0; i < length; i++ {
-		vi := slice.Index(i)
-		depSetIntf, ok := vi.Interface().(depSetInterface)
-		if !ok {
-			panic(fmt.Errorf("element %d is a %s, not a depSetInterface", i, vi.Type()))
-		}
-		depSet := depSetIntf.embeddedDepSet()
-		if depSet.order != order {
-			panic(fmt.Errorf("incompatible order, new depSet is %s but transitive depSet is %s",
-				order, depSet.order))
-		}
-		out[i] = depSet
-	}
-	return out
-}
-
-// DirectSlice adds direct contents to the depSet being built by a depSetBuilder. Newly added direct
-// contents are to the right of any existing direct contents.  The argument must be a slice, but
-// is not type-safe due to the lack of generics in Go.
-func (b *depSetBuilder) DirectSlice(direct interface{}) *depSetBuilder {
-	b.direct = reflect.AppendSlice(b.direct, reflect.ValueOf(direct))
+// DirectSlice adds direct contents to the DepSet being built by a DepSetBuilder. Newly added direct
+// contents are to the right of any existing direct contents.
+func (b *DepSetBuilder[T]) DirectSlice(direct []T) *DepSetBuilder[T] {
+	b.direct = append(b.direct, direct...)
 	return b
 }
 
-// Direct adds direct contents to the depSet being built by a depSetBuilder. Newly added direct
-// contents are to the right of any existing direct contents.  The argument must be the same type
-// as the element of the slice passed to newDepSetBuilder, but is not type-safe due to the lack of
-// generics in Go.
-func (b *depSetBuilder) Direct(direct interface{}) *depSetBuilder {
-	b.direct = reflect.Append(b.direct, reflect.ValueOf(direct))
+// Direct adds direct contents to the DepSet being built by a DepSetBuilder. Newly added direct
+// contents are to the right of any existing direct contents.
+func (b *DepSetBuilder[T]) Direct(direct ...T) *DepSetBuilder[T] {
+	b.direct = append(b.direct, direct...)
 	return b
 }
 
 // Transitive adds transitive contents to the DepSet being built by a DepSetBuilder. Newly added
-// transitive contents are to the right of any existing transitive contents.  The argument can
-// be any slice of type that has depSet embedded in it.
-func (b *depSetBuilder) Transitive(transitive interface{}) *depSetBuilder {
-	depSets := sliceToDepSets(transitive, b.order)
-	b.transitive = append(b.transitive, depSets...)
+// transitive contents are to the right of any existing transitive contents.
+func (b *DepSetBuilder[T]) Transitive(transitive ...*DepSet[T]) *DepSetBuilder[T] {
+	for _, t := range transitive {
+		if t.order != b.order {
+			panic(fmt.Errorf("incompatible order, new DepSet is %s but transitive DepSet is %s",
+				b.order, t.order))
+		}
+	}
+	b.transitive = append(b.transitive, transitive...)
 	return b
 }
 
-// Returns the depSet being built by this depSetBuilder.  The depSetBuilder retains its contents
+// Returns the DepSet being built by this DepSetBuilder.  The DepSetBuilder retains its contents
 // for creating more depSets.
-func (b *depSetBuilder) Build() *depSet {
-	return newDepSet(b.order, b.direct.Interface(), b.transitive)
+func (b *DepSetBuilder[T]) Build() *DepSet[T] {
+	return NewDepSet(b.order, b.direct, b.transitive)
 }
 
 // walk calls the visit method in depth-first order on a DepSet, preordered if d.preorder is set,
 // otherwise postordered.
-func (d *depSet) walk(visit func(interface{})) {
-	visited := make(map[*depSet]bool)
+func (d *DepSet[T]) walk(visit func([]T)) {
+	visited := make(map[*DepSet[T]]bool)
 
-	var dfs func(d *depSet)
-	dfs = func(d *depSet) {
+	var dfs func(d *DepSet[T])
+	dfs = func(d *DepSet[T]) {
 		visited[d] = true
 		if d.preorder {
 			visit(d.direct)
@@ -197,155 +168,33 @@
 	dfs(d)
 }
 
-// ToList returns the depSet flattened to a list.  The order in the list is based on the order
-// of the depSet.  POSTORDER and PREORDER orders return a postordered or preordered left to right
+// ToList returns the DepSet flattened to a list.  The order in the list is based on the order
+// of the DepSet.  POSTORDER and PREORDER orders return a postordered or preordered left to right
 // flattened list.  TOPOLOGICAL returns a list that guarantees that elements of children are listed
 // after all of their parents (unless there are duplicate direct elements in the DepSet or any of
 // its transitive dependencies, in which case the ordering of the duplicated element is not
 // guaranteed).
-//
-// This method uses a reflection-based implementation to find the unique elements in slice, which
-// is around 3x slower than a concrete implementation.  Type-safe wrappers around depSet can
-// provide their own implementation of ToList that calls depSet.toList with a method that
-// uses a concrete implementation.
-func (d *depSet) ToList() interface{} {
-	return d.toList(firstUnique)
+func (d *DepSet[T]) ToList() []T {
+	return d.toList(firstUnique[T])
 }
 
-// toList returns the depSet flattened to a list.  The order in the list is based on the order
-// of the depSet.  POSTORDER and PREORDER orders return a postordered or preordered left to right
+// toList returns the DepSet flattened to a list.  The order in the list is based on the order
+// of the DepSet.  POSTORDER and PREORDER orders return a postordered or preordered left to right
 // flattened list.  TOPOLOGICAL returns a list that guarantees that elements of children are listed
 // after all of their parents (unless there are duplicate direct elements in the DepSet or any of
 // its transitive dependencies, in which case the ordering of the duplicated element is not
 // guaranteed).  The firstUniqueFunc is used to remove duplicates from the list.
-func (d *depSet) toList(firstUniqueFunc func(interface{}) interface{}) interface{} {
+func (d *DepSet[T]) toList(firstUniqueFunc func([]T) []T) []T {
 	if d == nil {
 		return nil
 	}
-	slice := reflect.Zero(reflect.TypeOf(d.direct))
-	d.walk(func(paths interface{}) {
-		slice = reflect.AppendSlice(slice, reflect.ValueOf(paths))
+	var list []T
+	d.walk(func(paths []T) {
+		list = append(list, paths...)
 	})
-	list := slice.Interface()
 	list = firstUniqueFunc(list)
 	if d.reverse {
 		reverseSliceInPlace(list)
 	}
 	return list
 }
-
-// firstUnique returns all unique elements of a slice, keeping the first copy of each.  It
-// modifies the slice contents in place, and returns a subslice of the original slice.  The
-// argument must be a slice, but is not type-safe due to the lack of reflection in Go.
-//
-// Performance of the reflection-based firstUnique is up to 3x slower than a concrete type
-// version such as FirstUniqueStrings.
-func firstUnique(slice interface{}) interface{} {
-	// 4 was chosen based on Benchmark_firstUnique results.
-	if reflect.ValueOf(slice).Len() > 4 {
-		return firstUniqueMap(slice)
-	}
-	return firstUniqueList(slice)
-}
-
-// firstUniqueList is an implementation of firstUnique using an O(N^2) list comparison to look for
-// duplicates.
-func firstUniqueList(in interface{}) interface{} {
-	writeIndex := 0
-	slice := reflect.ValueOf(in)
-	length := slice.Len()
-outer:
-	for readIndex := 0; readIndex < length; readIndex++ {
-		readValue := slice.Index(readIndex)
-		for compareIndex := 0; compareIndex < writeIndex; compareIndex++ {
-			compareValue := slice.Index(compareIndex)
-			// These two Interface() calls seem to cause an allocation and significantly
-			// slow down this list-based implementation.  The map implementation below doesn't
-			// have this issue because reflect.Value.MapIndex takes a Value and appears to be
-			// able to do the map lookup without an allocation.
-			if readValue.Interface() == compareValue.Interface() {
-				// The value at readIndex already exists somewhere in the output region
-				// of the slice before writeIndex, skip it.
-				continue outer
-			}
-		}
-		if readIndex != writeIndex {
-			writeValue := slice.Index(writeIndex)
-			writeValue.Set(readValue)
-		}
-		writeIndex++
-	}
-	return slice.Slice(0, writeIndex).Interface()
-}
-
-var trueValue = reflect.ValueOf(true)
-
-// firstUniqueList is an implementation of firstUnique using an O(N) hash set lookup to look for
-// duplicates.
-func firstUniqueMap(in interface{}) interface{} {
-	writeIndex := 0
-	slice := reflect.ValueOf(in)
-	length := slice.Len()
-	seen := reflect.MakeMapWithSize(reflect.MapOf(slice.Type().Elem(), trueValue.Type()), slice.Len())
-	for readIndex := 0; readIndex < length; readIndex++ {
-		readValue := slice.Index(readIndex)
-		if seen.MapIndex(readValue).IsValid() {
-			continue
-		}
-		seen.SetMapIndex(readValue, trueValue)
-		if readIndex != writeIndex {
-			writeValue := slice.Index(writeIndex)
-			writeValue.Set(readValue)
-		}
-		writeIndex++
-	}
-	return slice.Slice(0, writeIndex).Interface()
-}
-
-// reverseSliceInPlace reverses the elements of a slice in place.  The argument must be a slice, but
-// is not type-safe due to the lack of reflection in Go.
-func reverseSliceInPlace(in interface{}) {
-	swapper := reflect.Swapper(in)
-	slice := reflect.ValueOf(in)
-	length := slice.Len()
-	for i, j := 0, length-1; i < j; i, j = i+1, j-1 {
-		swapper(i, j)
-	}
-}
-
-// reverseSlice returns a copy of a slice in reverse order.  The argument must be a slice, but is
-// not type-safe due to the lack of reflection in Go.
-func reverseSlice(in interface{}) interface{} {
-	slice := reflect.ValueOf(in)
-	if !slice.IsValid() || slice.IsNil() {
-		return in
-	}
-	if slice.Kind() != reflect.Slice {
-		panic(fmt.Errorf("%t is not a slice", in))
-	}
-	length := slice.Len()
-	if length == 0 {
-		return in
-	}
-	out := reflect.MakeSlice(slice.Type(), length, length)
-	for i := 0; i < length; i++ {
-		out.Index(i).Set(slice.Index(length - 1 - i))
-	}
-	return out.Interface()
-}
-
-// copySlice returns a copy of a slice.  The argument must be a slice, but is not type-safe due to
-// the lack of reflection in Go.
-func copySlice(in interface{}) interface{} {
-	slice := reflect.ValueOf(in)
-	if !slice.IsValid() || slice.IsNil() {
-		return in
-	}
-	length := slice.Len()
-	if length == 0 {
-		return in
-	}
-	out := reflect.MakeSlice(slice.Type(), length, length)
-	reflect.Copy(out, slice)
-	return out.Interface()
-}
diff --git a/android/depset_paths.go b/android/depset_paths.go
deleted file mode 100644
index ed561ba..0000000
--- a/android/depset_paths.go
+++ /dev/null
@@ -1,94 +0,0 @@
-// Copyright 2020 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 android
-
-// This file implements DepSet, a thin type-safe wrapper around depSet that contains Paths.
-
-// A DepSet efficiently stores Paths from transitive dependencies without copying. It is stored
-// as a DAG of DepSet nodes, each of which has some direct contents and a list of dependency
-// DepSet nodes.
-//
-// A DepSet has an order that will be used to walk the DAG when ToList() is called.  The order
-// can be POSTORDER, PREORDER, or TOPOLOGICAL.  POSTORDER and PREORDER orders return a postordered
-// or preordered left to right flattened list.  TOPOLOGICAL returns a list that guarantees that
-// elements of children are listed after all of their parents (unless there are duplicate direct
-// elements in the DepSet or any of its transitive dependencies, in which case the ordering of the
-// duplicated element is not guaranteed).
-//
-// A DepSet is created by NewDepSet or NewDepSetBuilder.Build from the Paths for direct contents
-// and the *DepSets of dependencies. A DepSet is immutable once created.
-type DepSet struct {
-	depSet
-}
-
-// DepSetBuilder is used to create an immutable DepSet.
-type DepSetBuilder struct {
-	depSetBuilder
-}
-
-// NewDepSet returns an immutable DepSet with the given order, direct and transitive contents.
-func NewDepSet(order DepSetOrder, direct Paths, transitive []*DepSet) *DepSet {
-	return &DepSet{*newDepSet(order, direct, transitive)}
-}
-
-// NewDepSetBuilder returns a DepSetBuilder to create an immutable DepSet with the given order.
-func NewDepSetBuilder(order DepSetOrder) *DepSetBuilder {
-	return &DepSetBuilder{*newDepSetBuilder(order, Paths(nil))}
-}
-
-// Direct adds direct contents to the DepSet being built by a DepSetBuilder. Newly added direct
-// contents are to the right of any existing direct contents.
-func (b *DepSetBuilder) Direct(direct ...Path) *DepSetBuilder {
-	b.depSetBuilder.DirectSlice(direct)
-	return b
-}
-
-// Transitive adds transitive contents to the DepSet being built by a DepSetBuilder. Newly added
-// transitive contents are to the right of any existing transitive contents.
-func (b *DepSetBuilder) Transitive(transitive ...*DepSet) *DepSetBuilder {
-	b.depSetBuilder.Transitive(transitive)
-	return b
-}
-
-// Returns the DepSet being built by this DepSetBuilder.  The DepSetBuilder retains its contents
-// for creating more DepSets.
-func (b *DepSetBuilder) Build() *DepSet {
-	return &DepSet{*b.depSetBuilder.Build()}
-}
-
-// ToList returns the DepSet flattened to a list.  The order in the list is based on the order
-// of the DepSet.  POSTORDER and PREORDER orders return a postordered or preordered left to right
-// flattened list.  TOPOLOGICAL returns a list that guarantees that elements of children are listed
-// after all of their parents (unless there are duplicate direct elements in the DepSet or any of
-// its transitive dependencies, in which case the ordering of the duplicated element is not
-// guaranteed).
-func (d *DepSet) ToList() Paths {
-	if d == nil {
-		return nil
-	}
-	return d.toList(func(paths interface{}) interface{} {
-		return FirstUniquePaths(paths.(Paths))
-	}).(Paths)
-}
-
-// ToSortedList returns the direct and transitive contents of a DepSet in lexically sorted order
-// with duplicates removed.
-func (d *DepSet) ToSortedList() Paths {
-	if d == nil {
-		return nil
-	}
-	paths := d.ToList()
-	return SortedUniquePaths(paths)
-}
diff --git a/android/depset_test.go b/android/depset_test.go
index 955ccb0..376dffa 100644
--- a/android/depset_test.go
+++ b/android/depset_test.go
@@ -17,51 +17,40 @@
 import (
 	"fmt"
 	"reflect"
-	"strconv"
 	"strings"
 	"testing"
 )
 
 func ExampleDepSet_ToList_postordered() {
-	a := NewDepSetBuilder(POSTORDER).Direct(PathForTesting("a")).Build()
-	b := NewDepSetBuilder(POSTORDER).Direct(PathForTesting("b")).Transitive(a).Build()
-	c := NewDepSetBuilder(POSTORDER).Direct(PathForTesting("c")).Transitive(a).Build()
-	d := NewDepSetBuilder(POSTORDER).Direct(PathForTesting("d")).Transitive(b, c).Build()
+	a := NewDepSetBuilder[Path](POSTORDER).Direct(PathForTesting("a")).Build()
+	b := NewDepSetBuilder[Path](POSTORDER).Direct(PathForTesting("b")).Transitive(a).Build()
+	c := NewDepSetBuilder[Path](POSTORDER).Direct(PathForTesting("c")).Transitive(a).Build()
+	d := NewDepSetBuilder[Path](POSTORDER).Direct(PathForTesting("d")).Transitive(b, c).Build()
 
-	fmt.Println(d.ToList().Strings())
+	fmt.Println(Paths(d.ToList()).Strings())
 	// Output: [a b c d]
 }
 
 func ExampleDepSet_ToList_preordered() {
-	a := NewDepSetBuilder(PREORDER).Direct(PathForTesting("a")).Build()
-	b := NewDepSetBuilder(PREORDER).Direct(PathForTesting("b")).Transitive(a).Build()
-	c := NewDepSetBuilder(PREORDER).Direct(PathForTesting("c")).Transitive(a).Build()
-	d := NewDepSetBuilder(PREORDER).Direct(PathForTesting("d")).Transitive(b, c).Build()
+	a := NewDepSetBuilder[Path](PREORDER).Direct(PathForTesting("a")).Build()
+	b := NewDepSetBuilder[Path](PREORDER).Direct(PathForTesting("b")).Transitive(a).Build()
+	c := NewDepSetBuilder[Path](PREORDER).Direct(PathForTesting("c")).Transitive(a).Build()
+	d := NewDepSetBuilder[Path](PREORDER).Direct(PathForTesting("d")).Transitive(b, c).Build()
 
-	fmt.Println(d.ToList().Strings())
+	fmt.Println(Paths(d.ToList()).Strings())
 	// Output: [d b a c]
 }
 
 func ExampleDepSet_ToList_topological() {
-	a := NewDepSetBuilder(TOPOLOGICAL).Direct(PathForTesting("a")).Build()
-	b := NewDepSetBuilder(TOPOLOGICAL).Direct(PathForTesting("b")).Transitive(a).Build()
-	c := NewDepSetBuilder(TOPOLOGICAL).Direct(PathForTesting("c")).Transitive(a).Build()
-	d := NewDepSetBuilder(TOPOLOGICAL).Direct(PathForTesting("d")).Transitive(b, c).Build()
+	a := NewDepSetBuilder[Path](TOPOLOGICAL).Direct(PathForTesting("a")).Build()
+	b := NewDepSetBuilder[Path](TOPOLOGICAL).Direct(PathForTesting("b")).Transitive(a).Build()
+	c := NewDepSetBuilder[Path](TOPOLOGICAL).Direct(PathForTesting("c")).Transitive(a).Build()
+	d := NewDepSetBuilder[Path](TOPOLOGICAL).Direct(PathForTesting("d")).Transitive(b, c).Build()
 
-	fmt.Println(d.ToList().Strings())
+	fmt.Println(Paths(d.ToList()).Strings())
 	// Output: [d b c a]
 }
 
-func ExampleDepSet_ToSortedList() {
-	a := NewDepSetBuilder(POSTORDER).Direct(PathForTesting("a")).Build()
-	b := NewDepSetBuilder(POSTORDER).Direct(PathForTesting("b")).Transitive(a).Build()
-	c := NewDepSetBuilder(POSTORDER).Direct(PathForTesting("c")).Transitive(a).Build()
-	d := NewDepSetBuilder(POSTORDER).Direct(PathForTesting("d")).Transitive(b, c).Build()
-
-	fmt.Println(d.ToSortedList().Strings())
-	// Output: [a b c d]
-}
-
 // Tests based on Bazel's ExpanderTestBase.java to ensure compatibility
 // https://github.com/bazelbuild/bazel/blob/master/src/test/java/com/google/devtools/build/lib/collect/nestedset/ExpanderTestBase.java
 func TestDepSet(t *testing.T) {
@@ -74,13 +63,13 @@
 
 	tests := []struct {
 		name                             string
-		depSet                           func(t *testing.T, order DepSetOrder) *DepSet
+		depSet                           func(t *testing.T, order DepSetOrder) *DepSet[Path]
 		postorder, preorder, topological []string
 	}{
 		{
 			name: "simple",
-			depSet: func(t *testing.T, order DepSetOrder) *DepSet {
-				return NewDepSet(order, Paths{c, a, b}, nil)
+			depSet: func(t *testing.T, order DepSetOrder) *DepSet[Path] {
+				return NewDepSet[Path](order, Paths{c, a, b}, nil)
 			},
 			postorder:   []string{"c", "a", "b"},
 			preorder:    []string{"c", "a", "b"},
@@ -88,8 +77,8 @@
 		},
 		{
 			name: "simpleNoDuplicates",
-			depSet: func(t *testing.T, order DepSetOrder) *DepSet {
-				return NewDepSet(order, Paths{c, a, a, a, b}, nil)
+			depSet: func(t *testing.T, order DepSetOrder) *DepSet[Path] {
+				return NewDepSet[Path](order, Paths{c, a, a, a, b}, nil)
 			},
 			postorder:   []string{"c", "a", "b"},
 			preorder:    []string{"c", "a", "b"},
@@ -97,9 +86,9 @@
 		},
 		{
 			name: "nesting",
-			depSet: func(t *testing.T, order DepSetOrder) *DepSet {
-				subset := NewDepSet(order, Paths{c, a, e}, nil)
-				return NewDepSet(order, Paths{b, d}, []*DepSet{subset})
+			depSet: func(t *testing.T, order DepSetOrder) *DepSet[Path] {
+				subset := NewDepSet[Path](order, Paths{c, a, e}, nil)
+				return NewDepSet[Path](order, Paths{b, d}, []*DepSet[Path]{subset})
 			},
 			postorder:   []string{"c", "a", "e", "b", "d"},
 			preorder:    []string{"b", "d", "c", "a", "e"},
@@ -107,14 +96,14 @@
 		},
 		{
 			name: "builderReuse",
-			depSet: func(t *testing.T, order DepSetOrder) *DepSet {
+			depSet: func(t *testing.T, order DepSetOrder) *DepSet[Path] {
 				assertEquals := func(t *testing.T, w, g Paths) {
 					t.Helper()
 					if !reflect.DeepEqual(w, g) {
 						t.Errorf("want %q, got %q", w, g)
 					}
 				}
-				builder := NewDepSetBuilder(order)
+				builder := NewDepSetBuilder[Path](order)
 				assertEquals(t, nil, builder.Build().ToList())
 
 				builder.Direct(b)
@@ -123,7 +112,7 @@
 				builder.Direct(d)
 				assertEquals(t, Paths{b, d}, builder.Build().ToList())
 
-				child := NewDepSetBuilder(order).Direct(c, a, e).Build()
+				child := NewDepSetBuilder[Path](order).Direct(c, a, e).Build()
 				builder.Transitive(child)
 				return builder.Build()
 			},
@@ -133,9 +122,9 @@
 		},
 		{
 			name: "builderChaining",
-			depSet: func(t *testing.T, order DepSetOrder) *DepSet {
-				return NewDepSetBuilder(order).Direct(b).Direct(d).
-					Transitive(NewDepSetBuilder(order).Direct(c, a, e).Build()).Build()
+			depSet: func(t *testing.T, order DepSetOrder) *DepSet[Path] {
+				return NewDepSetBuilder[Path](order).Direct(b).Direct(d).
+					Transitive(NewDepSetBuilder[Path](order).Direct(c, a, e).Build()).Build()
 			},
 			postorder:   []string{"c", "a", "e", "b", "d"},
 			preorder:    []string{"b", "d", "c", "a", "e"},
@@ -143,9 +132,9 @@
 		},
 		{
 			name: "transitiveDepsHandledSeparately",
-			depSet: func(t *testing.T, order DepSetOrder) *DepSet {
-				subset := NewDepSetBuilder(order).Direct(c, a, e).Build()
-				builder := NewDepSetBuilder(order)
+			depSet: func(t *testing.T, order DepSetOrder) *DepSet[Path] {
+				subset := NewDepSetBuilder[Path](order).Direct(c, a, e).Build()
+				builder := NewDepSetBuilder[Path](order)
 				// The fact that we add the transitive subset between the Direct(b) and Direct(d)
 				// calls should not change the result.
 				builder.Direct(b)
@@ -159,9 +148,9 @@
 		},
 		{
 			name: "nestingNoDuplicates",
-			depSet: func(t *testing.T, order DepSetOrder) *DepSet {
-				subset := NewDepSetBuilder(order).Direct(c, a, e).Build()
-				return NewDepSetBuilder(order).Direct(b, d, e).Transitive(subset).Build()
+			depSet: func(t *testing.T, order DepSetOrder) *DepSet[Path] {
+				subset := NewDepSetBuilder[Path](order).Direct(c, a, e).Build()
+				return NewDepSetBuilder[Path](order).Direct(b, d, e).Transitive(subset).Build()
 			},
 			postorder:   []string{"c", "a", "e", "b", "d"},
 			preorder:    []string{"b", "d", "e", "c", "a"},
@@ -169,10 +158,10 @@
 		},
 		{
 			name: "chain",
-			depSet: func(t *testing.T, order DepSetOrder) *DepSet {
-				c := NewDepSetBuilder(order).Direct(c).Build()
-				b := NewDepSetBuilder(order).Direct(b).Transitive(c).Build()
-				a := NewDepSetBuilder(order).Direct(a).Transitive(b).Build()
+			depSet: func(t *testing.T, order DepSetOrder) *DepSet[Path] {
+				c := NewDepSetBuilder[Path](order).Direct(c).Build()
+				b := NewDepSetBuilder[Path](order).Direct(b).Transitive(c).Build()
+				a := NewDepSetBuilder[Path](order).Direct(a).Transitive(b).Build()
 
 				return a
 			},
@@ -182,11 +171,11 @@
 		},
 		{
 			name: "diamond",
-			depSet: func(t *testing.T, order DepSetOrder) *DepSet {
-				d := NewDepSetBuilder(order).Direct(d).Build()
-				c := NewDepSetBuilder(order).Direct(c).Transitive(d).Build()
-				b := NewDepSetBuilder(order).Direct(b).Transitive(d).Build()
-				a := NewDepSetBuilder(order).Direct(a).Transitive(b).Transitive(c).Build()
+			depSet: func(t *testing.T, order DepSetOrder) *DepSet[Path] {
+				d := NewDepSetBuilder[Path](order).Direct(d).Build()
+				c := NewDepSetBuilder[Path](order).Direct(c).Transitive(d).Build()
+				b := NewDepSetBuilder[Path](order).Direct(b).Transitive(d).Build()
+				a := NewDepSetBuilder[Path](order).Direct(a).Transitive(b).Transitive(c).Build()
 
 				return a
 			},
@@ -196,12 +185,12 @@
 		},
 		{
 			name: "extendedDiamond",
-			depSet: func(t *testing.T, order DepSetOrder) *DepSet {
-				d := NewDepSetBuilder(order).Direct(d).Build()
-				e := NewDepSetBuilder(order).Direct(e).Build()
-				b := NewDepSetBuilder(order).Direct(b).Transitive(d).Transitive(e).Build()
-				c := NewDepSetBuilder(order).Direct(c).Transitive(e).Transitive(d).Build()
-				a := NewDepSetBuilder(order).Direct(a).Transitive(b).Transitive(c).Build()
+			depSet: func(t *testing.T, order DepSetOrder) *DepSet[Path] {
+				d := NewDepSetBuilder[Path](order).Direct(d).Build()
+				e := NewDepSetBuilder[Path](order).Direct(e).Build()
+				b := NewDepSetBuilder[Path](order).Direct(b).Transitive(d).Transitive(e).Build()
+				c := NewDepSetBuilder[Path](order).Direct(c).Transitive(e).Transitive(d).Build()
+				a := NewDepSetBuilder[Path](order).Direct(a).Transitive(b).Transitive(c).Build()
 				return a
 			},
 			postorder:   []string{"d", "e", "b", "c", "a"},
@@ -210,13 +199,13 @@
 		},
 		{
 			name: "extendedDiamondRightArm",
-			depSet: func(t *testing.T, order DepSetOrder) *DepSet {
-				d := NewDepSetBuilder(order).Direct(d).Build()
-				e := NewDepSetBuilder(order).Direct(e).Build()
-				b := NewDepSetBuilder(order).Direct(b).Transitive(d).Transitive(e).Build()
-				c2 := NewDepSetBuilder(order).Direct(c2).Transitive(e).Transitive(d).Build()
-				c := NewDepSetBuilder(order).Direct(c).Transitive(c2).Build()
-				a := NewDepSetBuilder(order).Direct(a).Transitive(b).Transitive(c).Build()
+			depSet: func(t *testing.T, order DepSetOrder) *DepSet[Path] {
+				d := NewDepSetBuilder[Path](order).Direct(d).Build()
+				e := NewDepSetBuilder[Path](order).Direct(e).Build()
+				b := NewDepSetBuilder[Path](order).Direct(b).Transitive(d).Transitive(e).Build()
+				c2 := NewDepSetBuilder[Path](order).Direct(c2).Transitive(e).Transitive(d).Build()
+				c := NewDepSetBuilder[Path](order).Direct(c).Transitive(c2).Build()
+				a := NewDepSetBuilder[Path](order).Direct(a).Transitive(b).Transitive(c).Build()
 				return a
 			},
 			postorder:   []string{"d", "e", "b", "c2", "c", "a"},
@@ -225,10 +214,10 @@
 		},
 		{
 			name: "orderConflict",
-			depSet: func(t *testing.T, order DepSetOrder) *DepSet {
-				child1 := NewDepSetBuilder(order).Direct(a, b).Build()
-				child2 := NewDepSetBuilder(order).Direct(b, a).Build()
-				parent := NewDepSetBuilder(order).Transitive(child1).Transitive(child2).Build()
+			depSet: func(t *testing.T, order DepSetOrder) *DepSet[Path] {
+				child1 := NewDepSetBuilder[Path](order).Direct(a, b).Build()
+				child2 := NewDepSetBuilder[Path](order).Direct(b, a).Build()
+				parent := NewDepSetBuilder[Path](order).Transitive(child1).Transitive(child2).Build()
 				return parent
 			},
 			postorder:   []string{"a", "b"},
@@ -237,12 +226,12 @@
 		},
 		{
 			name: "orderConflictNested",
-			depSet: func(t *testing.T, order DepSetOrder) *DepSet {
-				a := NewDepSetBuilder(order).Direct(a).Build()
-				b := NewDepSetBuilder(order).Direct(b).Build()
-				child1 := NewDepSetBuilder(order).Transitive(a).Transitive(b).Build()
-				child2 := NewDepSetBuilder(order).Transitive(b).Transitive(a).Build()
-				parent := NewDepSetBuilder(order).Transitive(child1).Transitive(child2).Build()
+			depSet: func(t *testing.T, order DepSetOrder) *DepSet[Path] {
+				a := NewDepSetBuilder[Path](order).Direct(a).Build()
+				b := NewDepSetBuilder[Path](order).Direct(b).Build()
+				child1 := NewDepSetBuilder[Path](order).Transitive(a).Transitive(b).Build()
+				child2 := NewDepSetBuilder[Path](order).Transitive(b).Transitive(a).Build()
+				parent := NewDepSetBuilder[Path](order).Transitive(child1).Transitive(child2).Build()
 				return parent
 			},
 			postorder:   []string{"a", "b"},
@@ -255,19 +244,19 @@
 		t.Run(tt.name, func(t *testing.T) {
 			t.Run("postorder", func(t *testing.T) {
 				depSet := tt.depSet(t, POSTORDER)
-				if g, w := depSet.ToList().Strings(), tt.postorder; !reflect.DeepEqual(g, w) {
+				if g, w := Paths(depSet.ToList()).Strings(), tt.postorder; !reflect.DeepEqual(g, w) {
 					t.Errorf("expected ToList() = %q, got %q", w, g)
 				}
 			})
 			t.Run("preorder", func(t *testing.T) {
 				depSet := tt.depSet(t, PREORDER)
-				if g, w := depSet.ToList().Strings(), tt.preorder; !reflect.DeepEqual(g, w) {
+				if g, w := Paths(depSet.ToList()).Strings(), tt.preorder; !reflect.DeepEqual(g, w) {
 					t.Errorf("expected ToList() = %q, got %q", w, g)
 				}
 			})
 			t.Run("topological", func(t *testing.T) {
 				depSet := tt.depSet(t, TOPOLOGICAL)
-				if g, w := depSet.ToList().Strings(), tt.topological; !reflect.DeepEqual(g, w) {
+				if g, w := Paths(depSet.ToList()).Strings(), tt.topological; !reflect.DeepEqual(g, w) {
 					t.Errorf("expected ToList() = %q, got %q", w, g)
 				}
 			})
@@ -288,7 +277,7 @@
 				}
 			}
 		}()
-		NewDepSet(order1, nil, []*DepSet{NewDepSet(order2, nil, nil)})
+		NewDepSet(order1, nil, []*DepSet[Path]{NewDepSet[Path](order2, nil, nil)})
 		t.Fatal("expected panic")
 	}
 
@@ -304,87 +293,3 @@
 		})
 	}
 }
-
-func Test_firstUnique(t *testing.T) {
-	f := func(t *testing.T, imp func([]string) []string, in, want []string) {
-		t.Helper()
-		out := imp(in)
-		if !reflect.DeepEqual(out, want) {
-			t.Errorf("incorrect output:")
-			t.Errorf("     input: %#v", in)
-			t.Errorf("  expected: %#v", want)
-			t.Errorf("       got: %#v", out)
-		}
-	}
-
-	for _, testCase := range firstUniqueStringsTestCases {
-		t.Run("list", func(t *testing.T) {
-			f(t, func(s []string) []string {
-				return firstUniqueList(s).([]string)
-			}, testCase.in, testCase.out)
-		})
-		t.Run("map", func(t *testing.T) {
-			f(t, func(s []string) []string {
-				return firstUniqueMap(s).([]string)
-			}, testCase.in, testCase.out)
-		})
-	}
-}
-
-func Benchmark_firstUnique(b *testing.B) {
-	implementations := []struct {
-		name string
-		f    func([]string) []string
-	}{
-		{
-			name: "list",
-			f: func(slice []string) []string {
-				return firstUniqueList(slice).([]string)
-			},
-		},
-		{
-			name: "map",
-			f: func(slice []string) []string {
-				return firstUniqueMap(slice).([]string)
-			},
-		},
-		{
-			name: "optimal",
-			f: func(slice []string) []string {
-				return firstUnique(slice).([]string)
-			},
-		},
-	}
-	const maxSize = 1024
-	uniqueStrings := make([]string, maxSize)
-	for i := range uniqueStrings {
-		uniqueStrings[i] = strconv.Itoa(i)
-	}
-	sameString := make([]string, maxSize)
-	for i := range sameString {
-		sameString[i] = uniqueStrings[0]
-	}
-
-	f := func(b *testing.B, imp func([]string) []string, s []string) {
-		for i := 0; i < b.N; i++ {
-			b.ReportAllocs()
-			s = append([]string(nil), s...)
-			imp(s)
-		}
-	}
-
-	for n := 1; n <= maxSize; n <<= 1 {
-		b.Run(strconv.Itoa(n), func(b *testing.B) {
-			for _, implementation := range implementations {
-				b.Run(implementation.name, func(b *testing.B) {
-					b.Run("same", func(b *testing.B) {
-						f(b, implementation.f, sameString[:n])
-					})
-					b.Run("unique", func(b *testing.B) {
-						f(b, implementation.f, uniqueStrings[:n])
-					})
-				})
-			}
-		})
-	}
-}
diff --git a/android/fixture.go b/android/fixture.go
index dbc3bc5..03abb7f 100644
--- a/android/fixture.go
+++ b/android/fixture.go
@@ -275,6 +275,15 @@
 	})
 }
 
+// Sync the mock filesystem with the current config, then modify the context,
+// This allows context modification that requires filesystem access.
+func FixtureModifyContextWithMockFs(mutator func(ctx *TestContext)) FixturePreparer {
+	return newSimpleFixturePreparer(func(f *fixture) {
+		f.config.mockFileSystem("", f.mockFS)
+		mutator(f.ctx)
+	})
+}
+
 func FixtureRegisterWithContext(registeringFunc func(ctx RegistrationContext)) FixturePreparer {
 	return FixtureModifyContext(func(ctx *TestContext) { registeringFunc(ctx) })
 }
diff --git a/android/license_metadata.go b/android/license_metadata.go
index 73000a9..8933bd5 100644
--- a/android/license_metadata.go
+++ b/android/license_metadata.go
@@ -55,7 +55,7 @@
 	var allDepMetadataFiles Paths
 	var allDepMetadataArgs []string
 	var allDepOutputFiles Paths
-	var allDepMetadataDepSets []*PathsDepSet
+	var allDepMetadataDepSets []*DepSet[Path]
 
 	ctx.VisitDirectDepsBlueprint(func(bpdep blueprint.Module) {
 		dep, _ := bpdep.(Module)
@@ -127,7 +127,7 @@
 		JoinWithPrefix(proptools.NinjaAndShellEscapeListIncludingSpaces(base.commonProperties.Effective_license_text.Strings()), "-n "))
 
 	if isContainer {
-		transitiveDeps := newPathsDepSet(nil, allDepMetadataDepSets).ToList()
+		transitiveDeps := Paths(NewDepSet[Path](TOPOLOGICAL, nil, allDepMetadataDepSets).ToList())
 		args = append(args,
 			JoinWithPrefix(proptools.NinjaAndShellEscapeListIncludingSpaces(transitiveDeps.Strings()), "-d "))
 		orderOnlyDeps = append(orderOnlyDeps, transitiveDeps...)
@@ -170,7 +170,7 @@
 
 	ctx.SetProvider(LicenseMetadataProvider, &LicenseMetadataInfo{
 		LicenseMetadataPath:   licenseMetadataFile,
-		LicenseMetadataDepSet: newPathsDepSet(Paths{licenseMetadataFile}, allDepMetadataDepSets),
+		LicenseMetadataDepSet: NewDepSet(TOPOLOGICAL, Paths{licenseMetadataFile}, allDepMetadataDepSets),
 	})
 }
 
@@ -198,7 +198,7 @@
 // LicenseMetadataInfo stores the license metadata path for a module.
 type LicenseMetadataInfo struct {
 	LicenseMetadataPath   Path
-	LicenseMetadataDepSet *PathsDepSet
+	LicenseMetadataDepSet *DepSet[Path]
 }
 
 // licenseAnnotationsFromTag returns the LicenseAnnotations for a tag (if any) converted into
diff --git a/android/module.go b/android/module.go
index 726fa85..384776a 100644
--- a/android/module.go
+++ b/android/module.go
@@ -1525,10 +1525,10 @@
 
 	noAddressSanitizer   bool
 	installFiles         InstallPaths
-	installFilesDepSet   *installPathsDepSet
+	installFilesDepSet   *DepSet[InstallPath]
 	checkbuildFiles      Paths
 	packagingSpecs       []PackagingSpec
-	packagingSpecsDepSet *packagingSpecsDepSet
+	packagingSpecsDepSet *DepSet[PackagingSpec]
 	// katiInstalls tracks the install rules that were created by Soong but are being exported
 	// to Make to convert to ninja rules so that Make can add additional dependencies.
 	katiInstalls katiInstalls
@@ -2108,9 +2108,9 @@
 
 // computeInstallDeps finds the installed paths of all dependencies that have a dependency
 // tag that is annotated as needing installation via the isInstallDepNeeded method.
-func (m *ModuleBase) computeInstallDeps(ctx ModuleContext) ([]*installPathsDepSet, []*packagingSpecsDepSet) {
-	var installDeps []*installPathsDepSet
-	var packagingSpecs []*packagingSpecsDepSet
+func (m *ModuleBase) computeInstallDeps(ctx ModuleContext) ([]*DepSet[InstallPath], []*DepSet[PackagingSpec]) {
+	var installDeps []*DepSet[InstallPath]
+	var packagingSpecs []*DepSet[PackagingSpec]
 	ctx.VisitDirectDeps(func(dep Module) {
 		if isInstallDepNeeded(dep, ctx.OtherModuleDependencyTag(dep)) {
 			// Installation is still handled by Make, so anything hidden from Make is not
@@ -2405,7 +2405,7 @@
 	// set m.installFilesDepSet to only the transitive dependencies to be used as the dependencies
 	// of installed files of this module.  It will be replaced by a depset including the installed
 	// files of this module at the end for use by modules that depend on this one.
-	m.installFilesDepSet = newInstallPathsDepSet(nil, dependencyInstallFiles)
+	m.installFilesDepSet = NewDepSet[InstallPath](TOPOLOGICAL, nil, dependencyInstallFiles)
 
 	// Temporarily continue to call blueprintCtx.GetMissingDependencies() to maintain the previous behavior of never
 	// reporting missing dependency errors in Blueprint when AllowMissingDependencies == true.
@@ -2512,8 +2512,8 @@
 		}
 	}
 
-	m.installFilesDepSet = newInstallPathsDepSet(m.installFiles, dependencyInstallFiles)
-	m.packagingSpecsDepSet = newPackagingSpecsDepSet(m.packagingSpecs, dependencyPackagingSpecs)
+	m.installFilesDepSet = NewDepSet[InstallPath](TOPOLOGICAL, m.installFiles, dependencyInstallFiles)
+	m.packagingSpecsDepSet = NewDepSet[PackagingSpec](TOPOLOGICAL, m.packagingSpecs, dependencyPackagingSpecs)
 
 	buildLicenseMetadata(ctx, m.licenseMetadataFile)
 
@@ -3394,7 +3394,7 @@
 	m.module.base().hooks.runInstallHooks(m, srcPath, fullInstallPath, false)
 
 	if !m.skipInstall() {
-		deps = append(deps, m.module.base().installFilesDepSet.ToList().Paths()...)
+		deps = append(deps, InstallPaths(m.module.base().installFilesDepSet.ToList()).Paths()...)
 
 		var implicitDeps, orderOnlyDeps Paths
 
@@ -3969,26 +3969,6 @@
 	return blueprint.CheckBlueprintSyntax(bpctx.ModuleFactories(), filename, contents)
 }
 
-// installPathsDepSet is a thin type-safe wrapper around the generic depSet.  It always uses
-// topological order.
-type installPathsDepSet struct {
-	depSet
-}
-
-// newInstallPathsDepSet returns an immutable packagingSpecsDepSet with the given direct and
-// transitive contents.
-func newInstallPathsDepSet(direct InstallPaths, transitive []*installPathsDepSet) *installPathsDepSet {
-	return &installPathsDepSet{*newDepSet(TOPOLOGICAL, direct, transitive)}
-}
-
-// ToList returns the installPathsDepSet flattened to a list in topological order.
-func (d *installPathsDepSet) ToList() InstallPaths {
-	if d == nil {
-		return nil
-	}
-	return d.depSet.ToList().(InstallPaths)
-}
-
 func registerSoongConfigTraceMutator(ctx RegisterMutatorsContext) {
 	ctx.BottomUp("soongconfigtrace", soongConfigTraceMutator).Parallel()
 }
diff --git a/android/neverallow.go b/android/neverallow.go
index f2e8c85..24031ba 100644
--- a/android/neverallow.go
+++ b/android/neverallow.go
@@ -239,7 +239,9 @@
 func createInitFirstStageRules() []Rule {
 	return []Rule{
 		NeverAllow().
+			Without("name", "init_first_stage_defaults").
 			Without("name", "init_first_stage").
+			Without("name", "init_first_stage.microdroid").
 			With("install_in_root", "true").
 			Because("install_in_root is only for init_first_stage."),
 	}
@@ -256,10 +258,10 @@
 
 func createJavaExcludeStaticLibsRule() Rule {
 	return NeverAllow().
-		NotIn("build/soong").
+		NotIn("build/soong", "libcore", "frameworks/base/api").
 		ModuleType("java_library").
 		WithMatcher("exclude_static_libs", isSetMatcherInstance).
-		Because("exclude_static_libs property is only allowed for java modules defined in build/soong")
+		Because("exclude_static_libs property is only allowed for java modules defined in build/soong, libcore, and frameworks/base/api")
 }
 
 func neverallowMutator(ctx BottomUpMutatorContext) {
diff --git a/android/neverallow_test.go b/android/neverallow_test.go
index 1639bbf..2a938b8 100644
--- a/android/neverallow_test.go
+++ b/android/neverallow_test.go
@@ -358,7 +358,7 @@
 			`),
 		},
 		expectedErrors: []string{
-			`exclude_static_libs property is only allowed for java modules defined in build/soong`,
+			`exclude_static_libs property is only allowed for java modules defined in build/soong, libcore, and frameworks/base/api`,
 		},
 	},
 }
diff --git a/android/packaging.go b/android/packaging.go
index c764a6d..503bb97 100644
--- a/android/packaging.go
+++ b/android/packaging.go
@@ -282,23 +282,3 @@
 	builder.Build("zip_deps", fmt.Sprintf("Zipping deps for %s", ctx.ModuleName()))
 	return entries
 }
-
-// packagingSpecsDepSet is a thin type-safe wrapper around the generic depSet.  It always uses
-// topological order.
-type packagingSpecsDepSet struct {
-	depSet
-}
-
-// newPackagingSpecsDepSet returns an immutable packagingSpecsDepSet with the given direct and
-// transitive contents.
-func newPackagingSpecsDepSet(direct []PackagingSpec, transitive []*packagingSpecsDepSet) *packagingSpecsDepSet {
-	return &packagingSpecsDepSet{*newDepSet(TOPOLOGICAL, direct, transitive)}
-}
-
-// ToList returns the packagingSpecsDepSet flattened to a list in topological order.
-func (d *packagingSpecsDepSet) ToList() []PackagingSpec {
-	if d == nil {
-		return nil
-	}
-	return d.depSet.ToList().([]PackagingSpec)
-}
diff --git a/android/paths.go b/android/paths.go
index 94fa89c..fda4d2f 100644
--- a/android/paths.go
+++ b/android/paths.go
@@ -2196,23 +2196,3 @@
 	}
 	return false
 }
-
-// PathsDepSet is a thin type-safe wrapper around the generic depSet.  It always uses
-// topological order.
-type PathsDepSet struct {
-	depSet
-}
-
-// newPathsDepSet returns an immutable PathsDepSet with the given direct and
-// transitive contents.
-func newPathsDepSet(direct Paths, transitive []*PathsDepSet) *PathsDepSet {
-	return &PathsDepSet{*newDepSet(TOPOLOGICAL, direct, transitive)}
-}
-
-// ToList returns the PathsDepSet flattened to a list in topological order.
-func (d *PathsDepSet) ToList() Paths {
-	if d == nil {
-		return nil
-	}
-	return d.depSet.ToList().(Paths)
-}
diff --git a/android/register.go b/android/register.go
index 64b0207..5d277e1 100644
--- a/android/register.go
+++ b/android/register.go
@@ -15,9 +15,13 @@
 package android
 
 import (
+	"bufio"
 	"fmt"
+	"path/filepath"
 	"reflect"
+	"regexp"
 
+	"android/soong/shared"
 	"github.com/google/blueprint"
 )
 
@@ -197,6 +201,49 @@
 	RegisterMutatorsForBazelConversion(ctx, bp2buildPreArchMutators)
 }
 
+func (c *Context) ParseBuildFiles(topDir string, existingBazelFiles []string) error {
+	result := map[string][]string{}
+
+	// Search for instances of `name = "$NAME"` (with arbitrary spacing).
+	targetNameRegex := regexp.MustCompile(`(?m)^\s*name\s*=\s*\"([^\"]+)\"`)
+
+	parseBuildFile := func(path string) error {
+		fullPath := shared.JoinPath(topDir, path)
+		sourceDir := filepath.Dir(path)
+
+		fileInfo, err := c.Config().fs.Stat(fullPath)
+		if err != nil {
+			return fmt.Errorf("Error accessing Bazel file '%s': %s", path, err)
+		}
+		if !fileInfo.IsDir() &&
+			(fileInfo.Name() == "BUILD" || fileInfo.Name() == "BUILD.bazel") {
+			f, err := c.Config().fs.Open(fullPath)
+			if err != nil {
+				return fmt.Errorf("Error reading Bazel file '%s': %s", path, err)
+			}
+			defer f.Close()
+			scanner := bufio.NewScanner(f)
+			for scanner.Scan() {
+				line := scanner.Text()
+				matches := targetNameRegex.FindAllStringSubmatch(line, -1)
+				for _, match := range matches {
+					result[sourceDir] = append(result[sourceDir], match[1])
+				}
+			}
+		}
+		return nil
+	}
+
+	for _, path := range existingBazelFiles {
+		err := parseBuildFile(path)
+		if err != nil {
+			return err
+		}
+	}
+	c.Config().SetBazelBuildFileTargets(result)
+	return nil
+}
+
 // RegisterForApiBazelConversion is similar to RegisterForBazelConversion except that
 // it only generates API targets in the generated  workspace
 func (ctx *Context) RegisterForApiBazelConversion() {
diff --git a/android/sdk_version.go b/android/sdk_version.go
index 80aeb2e..1fadda0 100644
--- a/android/sdk_version.go
+++ b/android/sdk_version.go
@@ -84,25 +84,6 @@
 	}
 }
 
-// JavaApiLibraryName returns the name of .txt equivalent of a java_library, but does
-// not check if either module exists.
-// TODO: Return .txt (single-tree or multi-tree equivalents) based on config
-func JavaApiLibraryName(c Config, name string) string {
-	if c.BuildFromTextStub() {
-		return name + ".from-text"
-	}
-	return name
-}
-
-// JavaApiLibraryNames applies JavaApiLibraryName to the list of java_library names.
-func JavaApiLibraryNames(c Config, names []string) []string {
-	apiLibs := make([]string, len(names))
-	for i, name := range names {
-		apiLibs[i] = JavaApiLibraryName(c, name)
-	}
-	return apiLibs
-}
-
 func (k SdkKind) DefaultJavaLibraryName() string {
 	switch k {
 	case SdkPublic:
diff --git a/android/util.go b/android/util.go
index 08a3521..9695454 100644
--- a/android/util.go
+++ b/android/util.go
@@ -42,6 +42,16 @@
 	return res
 }
 
+// JoinPathsWithPrefix converts the paths to strings, prefixes them
+// with prefix and then joins them separated by " ".
+func JoinPathsWithPrefix(paths []Path, prefix string) string {
+	strs := make([]string, len(paths))
+	for i := range paths {
+		strs[i] = paths[i].String()
+	}
+	return JoinWithPrefixAndSeparator(strs, prefix, " ")
+}
+
 // JoinWithPrefix prepends the prefix to each string in the list and
 // returns them joined together with " " as separator.
 func JoinWithPrefix(strs []string, prefix string) string {
@@ -284,38 +294,74 @@
 	list = CopyOf(list)
 	// 128 was chosen based on BenchmarkFirstUniqueStrings results.
 	if len(list) > 128 {
-		return firstUniqueStringsMap(list)
+		return firstUnique(list)
 	}
-	return firstUniqueStringsList(list)
+	return firstUnique(list)
 }
 
-func firstUniqueStringsList(list []string) []string {
-	k := 0
+// firstUnique returns all unique elements of a slice, keeping the first copy of each.  It
+// modifies the slice contents in place, and returns a subslice of the original slice.
+func firstUnique[T comparable](slice []T) []T {
+	// 4 was chosen based on Benchmark_firstUnique results.
+	if len(slice) > 4 {
+		return firstUniqueMap(slice)
+	}
+	return firstUniqueList(slice)
+}
+
+// firstUniqueList is an implementation of firstUnique using an O(N^2) list comparison to look for
+// duplicates.
+func firstUniqueList[T any](in []T) []T {
+	writeIndex := 0
 outer:
-	for i := 0; i < len(list); i++ {
-		for j := 0; j < k; j++ {
-			if list[i] == list[j] {
+	for readIndex := 0; readIndex < len(in); readIndex++ {
+		for compareIndex := 0; compareIndex < writeIndex; compareIndex++ {
+			if interface{}(in[readIndex]) == interface{}(in[compareIndex]) {
+				// The value at readIndex already exists somewhere in the output region
+				// of the slice before writeIndex, skip it.
 				continue outer
 			}
 		}
-		list[k] = list[i]
-		k++
+		if readIndex != writeIndex {
+			in[writeIndex] = in[readIndex]
+		}
+		writeIndex++
 	}
-	return list[:k]
+	return in[0:writeIndex]
 }
 
-func firstUniqueStringsMap(list []string) []string {
-	k := 0
-	seen := make(map[string]bool, len(list))
-	for i := 0; i < len(list); i++ {
-		if seen[list[i]] {
+// firstUniqueMap is an implementation of firstUnique using an O(N) hash set lookup to look for
+// duplicates.
+func firstUniqueMap[T comparable](in []T) []T {
+	writeIndex := 0
+	seen := make(map[T]bool, len(in))
+	for readIndex := 0; readIndex < len(in); readIndex++ {
+		if _, exists := seen[in[readIndex]]; exists {
 			continue
 		}
-		seen[list[i]] = true
-		list[k] = list[i]
-		k++
+		seen[in[readIndex]] = true
+		if readIndex != writeIndex {
+			in[writeIndex] = in[readIndex]
+		}
+		writeIndex++
 	}
-	return list[:k]
+	return in[0:writeIndex]
+}
+
+// reverseSliceInPlace reverses the elements of a slice in place.
+func reverseSliceInPlace[T any](in []T) {
+	for i, j := 0, len(in)-1; i < j; i, j = i+1, j-1 {
+		in[i], in[j] = in[j], in[i]
+	}
+}
+
+// reverseSlice returns a copy of a slice in reverse order.
+func reverseSlice[T any](in []T) []T {
+	out := make([]T, len(in))
+	for i := 0; i < len(in); i++ {
+		out[i] = in[len(in)-1-i]
+	}
+	return out
 }
 
 // LastUniqueStrings returns all unique elements of a slice of strings, keeping the last copy of
diff --git a/android/util_test.go b/android/util_test.go
index a2ef589..bee31a9 100644
--- a/android/util_test.go
+++ b/android/util_test.go
@@ -74,10 +74,10 @@
 
 	for _, testCase := range firstUniqueStringsTestCases {
 		t.Run("list", func(t *testing.T) {
-			f(t, firstUniqueStringsList, testCase.in, testCase.out)
+			f(t, firstUniqueList[string], testCase.in, testCase.out)
 		})
 		t.Run("map", func(t *testing.T) {
-			f(t, firstUniqueStringsMap, testCase.in, testCase.out)
+			f(t, firstUniqueMap[string], testCase.in, testCase.out)
 		})
 	}
 }
@@ -604,11 +604,11 @@
 	}{
 		{
 			name: "list",
-			f:    firstUniqueStringsList,
+			f:    firstUniqueList[string],
 		},
 		{
 			name: "map",
-			f:    firstUniqueStringsMap,
+			f:    firstUniqueMap[string],
 		},
 		{
 			name: "optimal",
diff --git a/android/variable.go b/android/variable.go
index c5f1823..3bec854 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -175,10 +175,6 @@
 			Whole_static_libs []string `android:"arch_variant"`
 		} `android:"arch_variant"`
 
-		Flatten_apex struct {
-			Enabled *bool
-		}
-
 		Native_coverage struct {
 			Src          *string  `android:"arch_variant"`
 			Srcs         []string `android:"arch_variant"`
@@ -397,7 +393,6 @@
 	Ndk_abis *bool `json:",omitempty"`
 
 	TrimmedApex                  *bool `json:",omitempty"`
-	Flatten_apex                 *bool `json:",omitempty"`
 	ForceApexSymlinkOptimization *bool `json:",omitempty"`
 	CompressedApex               *bool `json:",omitempty"`
 	Aml_abis                     *bool `json:",omitempty"`
@@ -477,8 +472,8 @@
 	ProductBrand        string   `json:",omitempty"`
 	BuildVersionTags    []string `json:",omitempty"`
 
-	ReleaseVersion               string   `json:",omitempty"`
-	ReleaseDeviceConfigValueSets []string `json:",omitempty"`
+	ReleaseVersion          string   `json:",omitempty"`
+	ReleaseAconfigValueSets []string `json:",omitempty"`
 }
 
 func boolPtr(v bool) *bool {
diff --git a/apex/androidmk.go b/apex/androidmk.go
index 684833d..f469062 100644
--- a/apex/androidmk.go
+++ b/apex/androidmk.go
@@ -85,16 +85,12 @@
 	// conflicts between two apexes with the same apexName.
 
 	moduleNames := []string{}
-	apexType := a.properties.ApexType
 	// To avoid creating duplicate build rules, run this function only when primaryApexType is true
 	// to install symbol files in $(PRODUCT_OUT}/apex.
-	// And if apexType is flattened, run this function to install files in $(PRODUCT_OUT}/system/apex.
-	if !a.primaryApexType && apexType != flattenedApex {
+	if !a.primaryApexType {
 		return moduleNames
 	}
 
-	seenDataOutPaths := make(map[string]bool)
-
 	for _, fi := range a.filesInfo {
 		linkToSystemLib := a.linkToSystemLib && fi.transitiveDep && fi.availableToPlatform()
 		moduleName := a.fullModuleName(apexBundleName, linkToSystemLib, &fi)
@@ -131,33 +127,13 @@
 		}
 		// /apex/<apexBundleName>/{lib|framework|...}
 		pathForSymbol := filepath.Join("$(PRODUCT_OUT)", "apex", apexBundleName, fi.installDir)
-		var modulePath string
-		if apexType == flattenedApex {
-			// /system/apex/<apexBundleName>/{lib|framework|...}
-			modulePath = filepath.Join(a.installDir.String(), apexBundleName, fi.installDir)
-			fmt.Fprintln(w, "LOCAL_MODULE_PATH :=", modulePath)
-			if a.primaryApexType {
-				fmt.Fprintln(w, "LOCAL_SOONG_SYMBOL_PATH :=", pathForSymbol)
-			}
-			android.AndroidMkEmitAssignList(w, "LOCAL_MODULE_SYMLINKS", fi.symlinks)
-			newDataPaths := []android.DataPath{}
-			for _, path := range fi.dataPaths {
-				dataOutPath := modulePath + ":" + path.SrcPath.Rel()
-				if ok := seenDataOutPaths[dataOutPath]; !ok {
-					newDataPaths = append(newDataPaths, path)
-					seenDataOutPaths[dataOutPath] = true
-				}
-			}
-			android.AndroidMkEmitAssignList(w, "LOCAL_TEST_DATA", android.AndroidMkDataPaths(newDataPaths))
-		} else {
-			modulePath = pathForSymbol
-			fmt.Fprintln(w, "LOCAL_MODULE_PATH :=", modulePath)
+		modulePath := pathForSymbol
+		fmt.Fprintln(w, "LOCAL_MODULE_PATH :=", modulePath)
 
-			// For non-flattend APEXes, the merged notice file is attached to the APEX itself.
-			// We don't need to have notice file for the individual modules in it. Otherwise,
-			// we will have duplicated notice entries.
-			fmt.Fprintln(w, "LOCAL_NO_NOTICE_FILE := true")
-		}
+		// For non-flattend APEXes, the merged notice file is attached to the APEX itself.
+		// We don't need to have notice file for the individual modules in it. Otherwise,
+		// we will have duplicated notice entries.
+		fmt.Fprintln(w, "LOCAL_NO_NOTICE_FILE := true")
 		fmt.Fprintln(w, "LOCAL_SOONG_INSTALLED_MODULE :=", filepath.Join(modulePath, fi.stem()))
 		fmt.Fprintln(w, "LOCAL_SOONG_INSTALL_PAIRS :=", fi.builtFile.String()+":"+filepath.Join(modulePath, fi.stem()))
 		fmt.Fprintln(w, "LOCAL_PREBUILT_MODULE_FILE :=", fi.builtFile.String())
@@ -257,31 +233,6 @@
 			fmt.Fprintln(w, "include $(BUILD_SYSTEM)/soong_cc_rust_prebuilt.mk")
 		default:
 			fmt.Fprintln(w, "LOCAL_MODULE_STEM :=", fi.stem())
-			if fi.builtFile == a.manifestPbOut && apexType == flattenedApex {
-				if a.primaryApexType {
-					// To install companion files (init_rc, vintf_fragments)
-					// Copy some common properties of apexBundle to apex_manifest
-					commonProperties := []string{
-						"LOCAL_FULL_INIT_RC", "LOCAL_FULL_VINTF_FRAGMENTS",
-					}
-					for _, name := range commonProperties {
-						if value, ok := apexAndroidMkData.Entries.EntryMap[name]; ok {
-							android.AndroidMkEmitAssignList(w, name, value)
-						}
-					}
-
-					// Make apex_manifest.pb module for this APEX to override all other
-					// modules in the APEXes being overridden by this APEX
-					var patterns []string
-					for _, o := range a.overridableProperties.Overrides {
-						patterns = append(patterns, "%."+o+a.suffix)
-					}
-					android.AndroidMkEmitAssignList(w, "LOCAL_OVERRIDES_MODULES", patterns)
-				}
-
-				// File_contexts of flattened APEXes should be merged into file_contexts.bin
-				fmt.Fprintln(w, "LOCAL_FILE_CONTEXTS :=", a.fileContexts)
-			}
 			fmt.Fprintln(w, "include $(BUILD_PREBUILT)")
 		}
 
@@ -320,73 +271,62 @@
 				moduleNames = a.androidMkForFiles(w, name, moduleDir, data)
 			}
 
-			if apexType == flattenedApex {
-				// Only image APEXes can be flattened.
-				fmt.Fprintln(w, "\ninclude $(CLEAR_VARS)  # apex.apexBundle.flat")
-				fmt.Fprintln(w, "LOCAL_PATH :=", moduleDir)
-				fmt.Fprintln(w, "LOCAL_MODULE :=", name+a.suffix)
-				data.Entries.WriteLicenseVariables(w)
-				a.writeRequiredModules(w, moduleNames)
-				fmt.Fprintln(w, "include $(BUILD_PHONY_PACKAGE)")
-
-			} else {
-				fmt.Fprintln(w, "\ninclude $(CLEAR_VARS)  # apex.apexBundle")
-				fmt.Fprintln(w, "LOCAL_PATH :=", moduleDir)
-				fmt.Fprintln(w, "LOCAL_MODULE :=", name+a.suffix)
-				data.Entries.WriteLicenseVariables(w)
-				fmt.Fprintln(w, "LOCAL_MODULE_CLASS := ETC") // do we need a new class?
-				fmt.Fprintln(w, "LOCAL_PREBUILT_MODULE_FILE :=", a.outputFile.String())
-				fmt.Fprintln(w, "LOCAL_MODULE_PATH :=", a.installDir.String())
-				stemSuffix := apexType.suffix()
-				if a.isCompressed {
-					stemSuffix = imageCapexSuffix
-				}
-				fmt.Fprintln(w, "LOCAL_MODULE_STEM :=", name+stemSuffix)
-				fmt.Fprintln(w, "LOCAL_UNINSTALLABLE_MODULE :=", !a.installable())
-				if a.installable() {
-					fmt.Fprintln(w, "LOCAL_SOONG_INSTALLED_MODULE :=", a.installedFile.String())
-					fmt.Fprintln(w, "LOCAL_SOONG_INSTALL_PAIRS :=", a.outputFile.String()+":"+a.installedFile.String())
-				}
-
-				// Because apex writes .mk with Custom(), we need to write manually some common properties
-				// which are available via data.Entries
-				commonProperties := []string{
-					"LOCAL_FULL_INIT_RC", "LOCAL_FULL_VINTF_FRAGMENTS",
-					"LOCAL_PROPRIETARY_MODULE", "LOCAL_VENDOR_MODULE", "LOCAL_ODM_MODULE", "LOCAL_PRODUCT_MODULE", "LOCAL_SYSTEM_EXT_MODULE",
-					"LOCAL_MODULE_OWNER",
-				}
-				for _, name := range commonProperties {
-					if value, ok := data.Entries.EntryMap[name]; ok {
-						android.AndroidMkEmitAssignList(w, name, value)
-					}
-				}
-
-				android.AndroidMkEmitAssignList(w, "LOCAL_OVERRIDES_MODULES", a.overridableProperties.Overrides)
-				a.writeRequiredModules(w, moduleNames)
-
-				fmt.Fprintln(w, "include $(BUILD_PREBUILT)")
-
-				if apexType == imageApex {
-					fmt.Fprintln(w, "ALL_MODULES.$(my_register_name).BUNDLE :=", a.bundleModuleFile.String())
-				}
-				android.AndroidMkEmitAssignList(w, "ALL_MODULES.$(my_register_name).LINT_REPORTS", a.lintReports.Strings())
-
-				if a.installedFilesFile != nil {
-					goal := "checkbuild"
-					distFile := name + "-installed-files.txt"
-					fmt.Fprintln(w, ".PHONY:", goal)
-					fmt.Fprintf(w, "$(call dist-for-goals,%s,%s:%s)\n",
-						goal, a.installedFilesFile.String(), distFile)
-					fmt.Fprintf(w, "$(call declare-0p-target,%s)\n", a.installedFilesFile.String())
-				}
-				for _, dist := range data.Entries.GetDistForGoals(a) {
-					fmt.Fprintf(w, dist)
-				}
-
-				distCoverageFiles(w, "ndk_apis_usedby_apex", a.nativeApisUsedByModuleFile.String())
-				distCoverageFiles(w, "ndk_apis_backedby_apex", a.nativeApisBackedByModuleFile.String())
-				distCoverageFiles(w, "java_apis_used_by_apex", a.javaApisUsedByModuleFile.String())
+			fmt.Fprintln(w, "\ninclude $(CLEAR_VARS)  # apex.apexBundle")
+			fmt.Fprintln(w, "LOCAL_PATH :=", moduleDir)
+			fmt.Fprintln(w, "LOCAL_MODULE :=", name+a.suffix)
+			data.Entries.WriteLicenseVariables(w)
+			fmt.Fprintln(w, "LOCAL_MODULE_CLASS := ETC") // do we need a new class?
+			fmt.Fprintln(w, "LOCAL_PREBUILT_MODULE_FILE :=", a.outputFile.String())
+			fmt.Fprintln(w, "LOCAL_MODULE_PATH :=", a.installDir.String())
+			stemSuffix := apexType.suffix()
+			if a.isCompressed {
+				stemSuffix = imageCapexSuffix
 			}
+			fmt.Fprintln(w, "LOCAL_MODULE_STEM :=", name+stemSuffix)
+			fmt.Fprintln(w, "LOCAL_UNINSTALLABLE_MODULE :=", !a.installable())
+			if a.installable() {
+				fmt.Fprintln(w, "LOCAL_SOONG_INSTALLED_MODULE :=", a.installedFile.String())
+				fmt.Fprintln(w, "LOCAL_SOONG_INSTALL_PAIRS :=", a.outputFile.String()+":"+a.installedFile.String())
+			}
+
+			// Because apex writes .mk with Custom(), we need to write manually some common properties
+			// which are available via data.Entries
+			commonProperties := []string{
+				"LOCAL_FULL_INIT_RC", "LOCAL_FULL_VINTF_FRAGMENTS",
+				"LOCAL_PROPRIETARY_MODULE", "LOCAL_VENDOR_MODULE", "LOCAL_ODM_MODULE", "LOCAL_PRODUCT_MODULE", "LOCAL_SYSTEM_EXT_MODULE",
+				"LOCAL_MODULE_OWNER",
+			}
+			for _, name := range commonProperties {
+				if value, ok := data.Entries.EntryMap[name]; ok {
+					android.AndroidMkEmitAssignList(w, name, value)
+				}
+			}
+
+			android.AndroidMkEmitAssignList(w, "LOCAL_OVERRIDES_MODULES", a.overridableProperties.Overrides)
+			a.writeRequiredModules(w, moduleNames)
+
+			fmt.Fprintln(w, "include $(BUILD_PREBUILT)")
+
+			if apexType == imageApex {
+				fmt.Fprintln(w, "ALL_MODULES.$(my_register_name).BUNDLE :=", a.bundleModuleFile.String())
+			}
+			android.AndroidMkEmitAssignList(w, "ALL_MODULES.$(my_register_name).LINT_REPORTS", a.lintReports.Strings())
+
+			if a.installedFilesFile != nil {
+				goal := "checkbuild"
+				distFile := name + "-installed-files.txt"
+				fmt.Fprintln(w, ".PHONY:", goal)
+				fmt.Fprintf(w, "$(call dist-for-goals,%s,%s:%s)\n",
+					goal, a.installedFilesFile.String(), distFile)
+				fmt.Fprintf(w, "$(call declare-0p-target,%s)\n", a.installedFilesFile.String())
+			}
+			for _, dist := range data.Entries.GetDistForGoals(a) {
+				fmt.Fprintf(w, dist)
+			}
+
+			distCoverageFiles(w, "ndk_apis_usedby_apex", a.nativeApisUsedByModuleFile.String())
+			distCoverageFiles(w, "ndk_apis_backedby_apex", a.nativeApisBackedByModuleFile.String())
+			distCoverageFiles(w, "java_apis_used_by_apex", a.javaApisUsedByModuleFile.String())
 		}}
 }
 
diff --git a/apex/apex.go b/apex/apex.go
index 51c67d0..1d094eb 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -79,7 +79,7 @@
 	ctx.BottomUp("mark_platform_availability", markPlatformAvailability).Parallel()
 	ctx.BottomUp("apex", apexMutator).Parallel()
 	ctx.BottomUp("apex_directly_in_any", apexDirectlyInAnyMutator).Parallel()
-	ctx.BottomUp("apex_flattened", apexFlattenedMutator).Parallel()
+	ctx.BottomUp("apex_packaging", apexPackagingMutator).Parallel()
 	ctx.BottomUp("apex_dcla_deps", apexDCLADepsMutator).Parallel()
 	// Register after apex_info mutator so that it can use ApexVariationName
 	ctx.TopDown("apex_strict_updatability_lint", apexStrictUpdatibilityLintMutator).Parallel()
@@ -216,9 +216,7 @@
 
 	HideFromMake bool `blueprint:"mutated"`
 
-	// Internal package method for this APEX. When payload_type is image, this can be either
-	// imageApex or flattenedApex depending on Config.FlattenApex(). When payload_type is zip,
-	// this becomes zipApex.
+	// Internal package method for this APEX.
 	ApexType apexPackaging `blueprint:"mutated"`
 
 	// Name that dependencies can specify in their apex_available properties to refer to this module.
@@ -427,7 +425,7 @@
 	// one gets installed to the device.
 	primaryApexType bool
 
-	// Suffix of module name in Android.mk ".flattened", ".apex", ".zipapex", or ""
+	// Suffix of module name in Android.mk ".apex", ".zipapex", or ""
 	suffix string
 
 	// File system type of apex_payload.img
@@ -535,8 +533,7 @@
 // apexFile represents a file in an APEX bundle. This is created during the first half of
 // GenerateAndroidBuildActions by traversing the dependencies of the APEX. Then in the second half
 // of the function, this is used to create commands that copies the files into a staging directory,
-// where they are packaged into the APEX file. This struct is also used for creating Make modules
-// for each of the files in case when the APEX is flattened.
+// where they are packaged into the APEX file.
 type apexFile struct {
 	// buildFile is put in the installDir inside the APEX.
 	builtFile  android.Path
@@ -1367,12 +1364,8 @@
 	// zipApex is a packaging method where contents are directly included in the zip container.
 	// This is used for host-side testing - because the contents are easily accessible by
 	// unzipping the container.
+	// TODO(b/279835185) deprecate zipApex
 	zipApex
-
-	// flattendApex is a packaging method where contents are not included in the APEX file, but
-	// installed to /apex/<apexname> directory on the device. This packaging method is used for
-	// old devices where the filesystem-based APEX file can't be supported.
-	flattenedApex
 )
 
 const (
@@ -1380,12 +1373,10 @@
 	imageApexSuffix  = ".apex"
 	imageCapexSuffix = ".capex"
 	zipApexSuffix    = ".zipapex"
-	flattenedSuffix  = ".flattened"
 
 	// variant names each of which is for a packaging method
-	imageApexType     = "image"
-	zipApexType       = "zip"
-	flattenedApexType = "flattened"
+	imageApexType = "image"
+	zipApexType   = "zip"
 
 	ext4FsType  = "ext4"
 	f2fsFsType  = "f2fs"
@@ -1415,9 +1406,8 @@
 	}
 }
 
-// apexFlattenedMutator creates one or more variations each of which is for a packaging method.
-// TODO(jiyong): give a better name to this mutator
-func apexFlattenedMutator(mctx android.BottomUpMutatorContext) {
+// apexPackagingMutator creates one or more variations each of which is for a packaging method.
+func apexPackagingMutator(mctx android.BottomUpMutatorContext) {
 	if !mctx.Module().Enabled() {
 		return
 	}
@@ -1425,19 +1415,11 @@
 		var variants []string
 		switch proptools.StringDefault(ab.properties.Payload_type, "image") {
 		case "image":
-			// This is the normal case. Note that both image and flattend APEXes are
-			// created. The image type is installed to the system partition, while the
-			// flattened APEX is (optionally) installed to the system_ext partition.
-			// This is mostly for GSI which has to support wide range of devices. If GSI
-			// is installed on a newer (APEX-capable) device, the image APEX in the
-			// system will be used. However, if the same GSI is installed on an old
-			// device which can't support image APEX, the flattened APEX in the
-			// system_ext partion (which still is part of GSI) is used instead.
-			variants = append(variants, imageApexType, flattenedApexType)
+			variants = append(variants, imageApexType)
 		case "zip":
 			variants = append(variants, zipApexType)
 		case "both":
-			variants = append(variants, imageApexType, zipApexType, flattenedApexType)
+			variants = append(variants, imageApexType, zipApexType)
 		default:
 			mctx.PropertyErrorf("payload_type", "%q is not one of \"image\", \"zip\", or \"both\".", *ab.properties.Payload_type)
 			return
@@ -1451,18 +1433,12 @@
 				modules[i].(*apexBundle).properties.ApexType = imageApex
 			case zipApexType:
 				modules[i].(*apexBundle).properties.ApexType = zipApex
-			case flattenedApexType:
-				modules[i].(*apexBundle).properties.ApexType = flattenedApex
-				// See the comment above for why system_ext.
-				if !mctx.Config().FlattenApex() && ab.Platform() {
-					modules[i].(*apexBundle).MakeAsSystemExt()
-				}
 			}
 		}
 	} else if _, ok := mctx.Module().(*OverrideApex); ok {
 		// payload_type is forcibly overridden to "image"
 		// TODO(jiyong): is this the right decision?
-		mctx.CreateVariations(imageApexType, flattenedApexType)
+		mctx.CreateVariations(imageApexType)
 	}
 }
 
@@ -1497,9 +1473,6 @@
 var _ multitree.Exportable = (*apexBundle)(nil)
 
 func (a *apexBundle) Exportable() bool {
-	if a.properties.ApexType == flattenedApex {
-		return false
-	}
 	return true
 }
 
@@ -2143,15 +2116,10 @@
 
 func (a *apexBundle) setApexTypeAndSuffix(ctx android.ModuleContext) {
 	// Set suffix and primaryApexType depending on the ApexType
-	buildFlattenedAsDefault := ctx.Config().FlattenApex()
 	switch a.properties.ApexType {
 	case imageApex:
-		if buildFlattenedAsDefault {
-			a.suffix = imageApexSuffix
-		} else {
-			a.suffix = ""
-			a.primaryApexType = true
-		}
+		a.suffix = ""
+		a.primaryApexType = true
 	case zipApex:
 		if proptools.String(a.properties.Payload_type) == "zip" {
 			a.suffix = ""
@@ -2159,17 +2127,10 @@
 		} else {
 			a.suffix = zipApexSuffix
 		}
-	case flattenedApex:
-		if buildFlattenedAsDefault {
-			a.suffix = ""
-			a.primaryApexType = true
-		} else {
-			a.suffix = flattenedSuffix
-		}
 	}
 }
 
-func (a apexBundle) isCompressable() bool {
+func (a *apexBundle) isCompressable() bool {
 	return proptools.BoolDefault(a.overridableProperties.Compressible, false) && !a.testApex
 }
 
@@ -2668,32 +2629,9 @@
 	////////////////////////////////////////////////////////////////////////////////////////////
 	// 4) generate the build rules to create the APEX. This is done in builder.go.
 	a.buildManifest(ctx, vctx.provideNativeLibs, vctx.requireNativeLibs)
-	if a.properties.ApexType == flattenedApex {
-		a.buildFlattenedApex(ctx)
-	} else {
-		a.buildUnflattenedApex(ctx)
-	}
+	a.buildApex(ctx)
 	a.buildApexDependencyInfo(ctx)
 	a.buildLintReports(ctx)
-
-	// Append meta-files to the filesInfo list so that they are reflected in Android.mk as well.
-	if a.installable() {
-		// For flattened APEX, make sure that APEX manifest and apex_pubkey are also copied
-		// along with other ordinary files. (Note that this is done by apexer for
-		// non-flattened APEXes)
-		a.filesInfo = append(a.filesInfo, newApexFile(ctx, a.manifestPbOut, "apex_manifest.pb", ".", etc, nil))
-
-		// Place the public key as apex_pubkey. This is also done by apexer for
-		// non-flattened APEXes case.
-		// TODO(jiyong): Why do we need this CP rule?
-		copiedPubkey := android.PathForModuleOut(ctx, "apex_pubkey")
-		ctx.Build(pctx, android.BuildParams{
-			Rule:   android.Cp,
-			Input:  a.publicKeyFile,
-			Output: copiedPubkey,
-		})
-		a.filesInfo = append(a.filesInfo, newApexFile(ctx, copiedPubkey, "apex_pubkey", ".", etc, nil))
-	}
 }
 
 // apexBootclasspathFragmentFiles returns the list of apexFile structures defining the files that
diff --git a/apex/apex_test.go b/apex/apex_test.go
index 984ca41..b67535a 100644
--- a/apex/apex_test.go
+++ b/apex/apex_test.go
@@ -3206,7 +3206,7 @@
 	var builder strings.Builder
 	data.Custom(&builder, name, prefix, "", data)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := libc++.vendor.myapex:64 mylib.vendor.myapex:64 apex_manifest.pb.myapex apex_pubkey.myapex libc.vendor libm.vendor libdl.vendor\n")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := libc++.vendor.myapex:64 mylib.vendor.myapex:64 libc.vendor libm.vendor libdl.vendor\n")
 }
 
 func TestAndroidMkWritesCommonProperties(t *testing.T) {
@@ -4934,17 +4934,17 @@
 
 func TestApexInVariousPartition(t *testing.T) {
 	testcases := []struct {
-		propName, parition, flattenedPartition string
+		propName, partition string
 	}{
-		{"", "system", "system_ext"},
-		{"product_specific: true", "product", "product"},
-		{"soc_specific: true", "vendor", "vendor"},
-		{"proprietary: true", "vendor", "vendor"},
-		{"vendor: true", "vendor", "vendor"},
-		{"system_ext_specific: true", "system_ext", "system_ext"},
+		{"", "system"},
+		{"product_specific: true", "product"},
+		{"soc_specific: true", "vendor"},
+		{"proprietary: true", "vendor"},
+		{"vendor: true", "vendor"},
+		{"system_ext_specific: true", "system_ext"},
 	}
 	for _, tc := range testcases {
-		t.Run(tc.propName+":"+tc.parition, func(t *testing.T) {
+		t.Run(tc.propName+":"+tc.partition, func(t *testing.T) {
 			ctx := testApex(t, `
 				apex {
 					name: "myapex",
@@ -4961,18 +4961,11 @@
 			`)
 
 			apex := ctx.ModuleForTests("myapex", "android_common_myapex_image").Module().(*apexBundle)
-			expected := "out/soong/target/product/test_device/" + tc.parition + "/apex"
+			expected := "out/soong/target/product/test_device/" + tc.partition + "/apex"
 			actual := apex.installDir.RelativeToTop().String()
 			if actual != expected {
 				t.Errorf("wrong install path. expected %q. actual %q", expected, actual)
 			}
-
-			flattened := ctx.ModuleForTests("myapex", "android_common_myapex_flattened").Module().(*apexBundle)
-			expected = "out/soong/target/product/test_device/" + tc.flattenedPartition + "/apex"
-			actual = flattened.installDir.RelativeToTop().String()
-			if actual != expected {
-				t.Errorf("wrong install path. expected %q. actual %q", expected, actual)
-			}
 		})
 	}
 }
@@ -6110,16 +6103,7 @@
 	ensureContains(t, androidMk, "LOCAL_MODULE := mytest1.myapex\n")
 	ensureContains(t, androidMk, "LOCAL_MODULE := mytest2.myapex\n")
 	ensureContains(t, androidMk, "LOCAL_MODULE := mytest3.myapex\n")
-	ensureContains(t, androidMk, "LOCAL_MODULE := apex_manifest.pb.myapex\n")
-	ensureContains(t, androidMk, "LOCAL_MODULE := apex_pubkey.myapex\n")
 	ensureContains(t, androidMk, "LOCAL_MODULE := myapex\n")
-
-	flatBundle := ctx.ModuleForTests("myapex", "android_common_myapex_flattened").Module().(*apexBundle)
-	data = android.AndroidMkDataForTest(t, ctx, flatBundle)
-	data.Custom(&builder, name, prefix, "", data)
-	flatAndroidMk := builder.String()
-	ensureContainsOnce(t, flatAndroidMk, "LOCAL_TEST_DATA := :baz :bar/baz\n")
-	ensureContainsOnce(t, flatAndroidMk, "LOCAL_TEST_DATA := :testdata/baz\n")
 }
 
 func TestErrorsIfDepsAreNotEnabled(t *testing.T) {
@@ -7169,13 +7153,11 @@
 	androidMk := builder.String()
 	ensureContains(t, androidMk, "LOCAL_MODULE := override_app.override_myapex")
 	ensureContains(t, androidMk, "LOCAL_MODULE := overrideBpf.o.override_myapex")
-	ensureContains(t, androidMk, "LOCAL_MODULE := apex_manifest.pb.override_myapex")
 	ensureContains(t, androidMk, "LOCAL_MODULE_STEM := override_myapex.apex")
 	ensureContains(t, androidMk, "LOCAL_OVERRIDES_MODULES := unknownapex myapex")
 	ensureNotContains(t, androidMk, "LOCAL_MODULE := app.myapex")
 	ensureNotContains(t, androidMk, "LOCAL_MODULE := bpf.myapex")
 	ensureNotContains(t, androidMk, "LOCAL_MODULE := override_app.myapex")
-	ensureNotContains(t, androidMk, "LOCAL_MODULE := apex_manifest.pb.myapex")
 	ensureNotContains(t, androidMk, "LOCAL_MODULE_STEM := myapex.apex")
 }
 
@@ -7758,7 +7740,7 @@
 	var builder strings.Builder
 	data.Custom(&builder, name, prefix, "", data)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := mylib.myapex:64 apex_manifest.pb.myapex apex_pubkey.myapex a b\n")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := mylib.myapex:64 a b\n")
 	ensureContains(t, androidMk, "LOCAL_HOST_REQUIRED_MODULES := c d\n")
 	ensureContains(t, androidMk, "LOCAL_TARGET_REQUIRED_MODULES := e f\n")
 }
@@ -7966,7 +7948,7 @@
 	ensureNotContains(t, androidMk, "LOCAL_MODULE := prebuilt_myotherlib.myapex\n")
 	ensureNotContains(t, androidMk, "LOCAL_MODULE := myotherlib.myapex\n")
 	// `myapex` should have `myotherlib` in its required line, not `prebuilt_myotherlib`
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := mylib.myapex:64 myotherlib:64 apex_manifest.pb.myapex apex_pubkey.myapex\n")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := mylib.myapex:64 myotherlib:64\n")
 }
 
 func TestApexWithJniLibs(t *testing.T) {
@@ -9295,7 +9277,7 @@
 
 	apexKeysText := ctx.SingletonForTests("apex_keys_text")
 	content := apexKeysText.MaybeDescription("apexkeys.txt").BuildParams.Args["content"]
-	ensureContains(t, content, `name="myapex.apex" public_key="vendor/foo/devkeys/testkey.avbpubkey" private_key="vendor/foo/devkeys/testkey.pem" container_certificate="vendor/foo/devkeys/test.x509.pem" container_private_key="vendor/foo/devkeys/test.pk8" partition="system_ext" sign_tool="sign_myapex"`)
+	ensureContains(t, content, `name="myapex.apex" public_key="vendor/foo/devkeys/testkey.avbpubkey" private_key="vendor/foo/devkeys/testkey.pem" container_certificate="vendor/foo/devkeys/test.x509.pem" container_private_key="vendor/foo/devkeys/test.pk8" partition="system" sign_tool="sign_myapex"`)
 }
 
 func TestApexKeysTxtOverrides(t *testing.T) {
@@ -9518,7 +9500,7 @@
 
 	// The make level dependency needs to be on otherlib - prebuilt_otherlib isn't
 	// a thing there.
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := libc++:64 mylib.myapex:64 apex_manifest.pb.myapex apex_pubkey.myapex otherlib\n")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := libc++:64 mylib.myapex:64 otherlib\n")
 }
 
 func TestExcludeDependency(t *testing.T) {
@@ -9912,7 +9894,7 @@
 	var builder strings.Builder
 	data.Custom(&builder, apexBundle.BaseModuleName(), "TARGET_", "", data)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := foo.myapex apex_manifest.pb.myapex apex_pubkey.myapex foo-dexpreopt-arm64-apex@myapex@javalib@foo.jar@classes.odex foo-dexpreopt-arm64-apex@myapex@javalib@foo.jar@classes.vdex\n")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := foo.myapex foo-dexpreopt-arm64-apex@myapex@javalib@foo.jar@classes.odex foo-dexpreopt-arm64-apex@myapex@javalib@foo.jar@classes.vdex\n")
 }
 
 func TestAndroidMk_DexpreoptBuiltInstalledForApex_Prebuilt(t *testing.T) {
@@ -9988,7 +9970,7 @@
 	var builder strings.Builder
 	data.Custom(&builder, apexBundle.BaseModuleName(), "TARGET_", "", data)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := foo.myapex apex_manifest.pb.myapex apex_pubkey.myapex otherapex")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := foo.myapex otherapex")
 }
 
 func TestAndroidMk_RequiredDeps(t *testing.T) {
@@ -10012,15 +9994,7 @@
 	var builder strings.Builder
 	data.Custom(&builder, bundle.BaseModuleName(), "TARGET_", "", data)
 	androidMk := builder.String()
-	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := apex_manifest.pb.myapex apex_pubkey.myapex foo\n")
-
-	flattenedBundle := ctx.ModuleForTests("myapex", "android_common_myapex_flattened").Module().(*apexBundle)
-	flattenedBundle.makeModulesToInstall = append(flattenedBundle.makeModulesToInstall, "foo")
-	flattenedData := android.AndroidMkDataForTest(t, ctx, flattenedBundle)
-	var flattenedBuilder strings.Builder
-	flattenedData.Custom(&flattenedBuilder, flattenedBundle.BaseModuleName(), "TARGET_", "", flattenedData)
-	flattenedAndroidMk := flattenedBuilder.String()
-	ensureContains(t, flattenedAndroidMk, "LOCAL_REQUIRED_MODULES := apex_manifest.pb.myapex.flattened apex_pubkey.myapex.flattened foo\n")
+	ensureContains(t, androidMk, "LOCAL_REQUIRED_MODULES := foo\n")
 }
 
 func TestApexOutputFileProducer(t *testing.T) {
diff --git a/apex/builder.go b/apex/builder.go
index a2fe2a0..db66a72 100644
--- a/apex/builder.go
+++ b/apex/builder.go
@@ -382,23 +382,6 @@
 			rule.Command().Text("echo").Text("/apex_manifest\\\\.pb").Text(forceLabel).Text(">>").Output(output)
 			rule.Command().Text("echo").Text("/").Text(forceLabel).Text(">>").Output(output)
 		}
-	case flattenedApex:
-		// For flattened apexes, install path should be prepended.
-		// File_contexts file should be emiited to make via LOCAL_FILE_CONTEXTS
-		// so that it can be merged into file_contexts.bin
-		apexPath := android.InstallPathToOnDevicePath(ctx, a.installDir.Join(ctx, a.Name()))
-		apexPath = strings.ReplaceAll(apexPath, ".", `\\.`)
-		// remove old file
-		rule.Command().Text("rm").FlagWithOutput("-f ", output)
-		// copy file_contexts
-		rule.Command().Text("awk").Text(`'/object_r/{printf("` + apexPath + `%s\n", $0)}'`).Input(fileContexts).Text(">").Output(output)
-		// new line
-		rule.Command().Text("echo").Text(">>").Output(output)
-		if !useFileContextsAsIs {
-			// force-label /apex_manifest.pb and /
-			rule.Command().Text("echo").Text(apexPath + "/apex_manifest\\\\.pb").Text(forceLabel).Text(">>").Output(output)
-			rule.Command().Text("echo").Text(apexPath + "/").Text(forceLabel).Text(">>").Output(output)
-		}
 	default:
 		panic(fmt.Errorf("unsupported type %v", a.properties.ApexType))
 	}
@@ -479,8 +462,8 @@
 	})
 }
 
-// buildUnflattendApex creates build rules to build an APEX using apexer.
-func (a *apexBundle) buildUnflattenedApex(ctx android.ModuleContext) {
+// buildApex creates build rules to build an APEX using apexer.
+func (a *apexBundle) buildApex(ctx android.ModuleContext) {
 	apexType := a.properties.ApexType
 	suffix := apexType.suffix()
 	apexName := a.BaseModuleName()
@@ -963,49 +946,6 @@
 	a.installedFilesFile = a.buildInstalledFilesFile(ctx, a.outputFile, imageDir)
 }
 
-// buildFlattenedApex creates rules for a flattened APEX. Flattened APEX actually doesn't have a
-// single output file. It is a phony target for all the files under /system/apex/<name> directory.
-// This function creates the installation rules for the files.
-func (a *apexBundle) buildFlattenedApex(ctx android.ModuleContext) {
-	bundleName := a.Name()
-	installedSymlinks := append(android.InstallPaths(nil), a.compatSymlinks...)
-	if a.installable() {
-		for _, fi := range a.filesInfo {
-			dir := filepath.Join("apex", bundleName, fi.installDir)
-			installDir := android.PathForModuleInstall(ctx, dir)
-			if a.linkToSystemLib && fi.transitiveDep && fi.availableToPlatform() {
-				pathOnDevice := filepath.Join("/", fi.partition, fi.path())
-				installedSymlinks = append(installedSymlinks,
-					ctx.InstallAbsoluteSymlink(installDir, fi.stem(), pathOnDevice))
-			} else {
-				if fi.class == appSet {
-					as := fi.module.(*java.AndroidAppSet)
-					ctx.InstallFileWithExtraFilesZip(installDir, as.BaseModuleName()+".apk",
-						as.OutputFile(), as.PackedAdditionalOutputs())
-				} else {
-					target := ctx.InstallFile(installDir, fi.stem(), fi.builtFile)
-					for _, sym := range fi.symlinks {
-						installedSymlinks = append(installedSymlinks,
-							ctx.InstallSymlink(installDir, sym, target))
-					}
-				}
-			}
-		}
-
-		// Create install rules for the files added in GenerateAndroidBuildActions after
-		// buildFlattenedApex is called.  Add the links to system libs (if any) as dependencies
-		// of the apex_manifest.pb file since it is always present.
-		dir := filepath.Join("apex", bundleName)
-		installDir := android.PathForModuleInstall(ctx, dir)
-		ctx.InstallFile(installDir, "apex_manifest.pb", a.manifestPbOut, installedSymlinks.Paths()...)
-		ctx.InstallFile(installDir, "apex_pubkey", a.publicKeyFile)
-	}
-
-	a.fileContexts = a.buildFileContexts(ctx)
-
-	a.outputFile = android.PathForModuleInstall(ctx, "apex", bundleName)
-}
-
 // getCertificateAndPrivateKey retrieves the cert and the private key that will be used to sign
 // the zip container of this APEX. See the description of the 'certificate' property for how
 // the cert and the private key are found.
diff --git a/apex/prebuilt.go b/apex/prebuilt.go
index 0d83830..3509e6c 100644
--- a/apex/prebuilt.go
+++ b/apex/prebuilt.go
@@ -133,9 +133,7 @@
 }
 
 func (p *prebuiltCommon) checkForceDisable(ctx android.ModuleContext) bool {
-	// If the device is configured to use flattened APEX, force disable the prebuilt because
-	// the prebuilt is a non-flattened one.
-	forceDisable := ctx.Config().FlattenApex()
+	forceDisable := false
 
 	// Force disable the prebuilts when we are doing unbundled build. We do unbundled build
 	// to build the prebuilts themselves.
diff --git a/bazel/aquery.go b/bazel/aquery.go
index 4d39e8f..95e52ae 100644
--- a/bazel/aquery.go
+++ b/bazel/aquery.go
@@ -453,8 +453,32 @@
 	return hashes, nil
 }
 
+// escapes the args received from aquery and creates a command string
+func commandString(actionEntry *analysis_v2_proto.Action) string {
+	switch actionEntry.Mnemonic {
+	case "GoCompilePkg":
+		argsEscaped := []string{}
+		for _, arg := range actionEntry.Arguments {
+			if arg == "" {
+				// If this is an empty string, add ''
+				// And not
+				// 1. (literal empty)
+				// 2. `''\'''\'''` (escaped version of '')
+				//
+				// If we had used (1), then this would appear as a whitespace when we strings.Join
+				argsEscaped = append(argsEscaped, "''")
+			} else {
+				argsEscaped = append(argsEscaped, proptools.ShellEscapeIncludingSpaces(arg))
+			}
+		}
+		return strings.Join(argsEscaped, " ")
+	default:
+		return strings.Join(proptools.ShellEscapeListIncludingSpaces(actionEntry.Arguments), " ")
+	}
+}
+
 func (a *aqueryArtifactHandler) normalActionBuildStatement(actionEntry *analysis_v2_proto.Action) (*BuildStatement, error) {
-	command := strings.Join(proptools.ShellEscapeListIncludingSpaces(actionEntry.Arguments), " ")
+	command := commandString(actionEntry)
 	inputDepsetHashes, err := a.depsetContentHashes(actionEntry.InputDepSetIds)
 	if err != nil {
 		return nil, err
diff --git a/bp2build/build_conversion_test.go b/bp2build/build_conversion_test.go
index e127fd5..1a35743 100644
--- a/bp2build/build_conversion_test.go
+++ b/bp2build/build_conversion_test.go
@@ -1946,3 +1946,36 @@
 	actual, _ := prettyPrintAttribute(lla, 0)
 	android.AssertStringEquals(t, "Print the common value if all keys in an axis have the same value", `[":libfoo.impl"]`, actual)
 }
+
+func TestAlreadyPresentBuildTarget(t *testing.T) {
+	bp := `
+	custom {
+		name: "foo",
+	}
+	custom {
+		name: "bar",
+	}
+	`
+	alreadyPresentBuildFile :=
+		MakeBazelTarget(
+			"custom",
+			"foo",
+			AttrNameToString{},
+		)
+	expectedBazelTargets := []string{
+		MakeBazelTarget(
+			"custom",
+			"bar",
+			AttrNameToString{},
+		),
+	}
+	registerCustomModule := func(ctx android.RegistrationContext) {
+		ctx.RegisterModuleType("custom", customModuleFactoryHostAndDevice)
+	}
+	RunBp2BuildTestCase(t, registerCustomModule, Bp2buildTestCase{
+		AlreadyExistingBuildContents: alreadyPresentBuildFile,
+		Blueprint:                    bp,
+		ExpectedBazelTargets:         expectedBazelTargets,
+		Description:                  "Not duplicating work for an already-present BUILD target.",
+	})
+}
diff --git a/bp2build/cc_binary_conversion_test.go b/bp2build/cc_binary_conversion_test.go
index ab6e4a5..18cb9e1 100644
--- a/bp2build/cc_binary_conversion_test.go
+++ b/bp2build/cc_binary_conversion_test.go
@@ -1182,3 +1182,35 @@
 		},
 	})
 }
+
+func TestCCBinaryRscriptSrc(t *testing.T) {
+	runCcBinaryTests(t, ccBinaryBp2buildTestCase{
+		description: `cc_binary with rscript files in sources`,
+		blueprint: `
+{rule_name} {
+    name : "foo",
+    srcs : [
+        "ccSrc.cc",
+        "rsSrc.rscript",
+    ],
+    include_build_directory: false,
+}
+`,
+		targets: []testBazelTarget{
+			{"rscript_to_cpp", "foo_renderscript", AttrNameToString{
+				"srcs": `["rsSrc.rscript"]`,
+			}},
+			{"cc_binary", "foo", AttrNameToString{
+				"absolute_includes": `[
+        "frameworks/rs",
+        "frameworks/rs/cpp",
+    ]`,
+				"local_includes": `["."]`,
+				"srcs": `[
+        "ccSrc.cc",
+        "foo_renderscript",
+    ]`,
+			}},
+		},
+	})
+}
diff --git a/bp2build/cc_library_shared_conversion_test.go b/bp2build/cc_library_shared_conversion_test.go
index a16cfb3..2d61d53 100644
--- a/bp2build/cc_library_shared_conversion_test.go
+++ b/bp2build/cc_library_shared_conversion_test.go
@@ -1555,3 +1555,33 @@
 		},
 	})
 }
+
+func TestCCLibrarySharedRscriptSrc(t *testing.T) {
+	runCcLibrarySharedTestCase(t, Bp2buildTestCase{
+		Description: ``,
+		Blueprint: `
+cc_library_shared{
+    name : "foo",
+    srcs : [
+        "ccSrc.cc",
+        "rsSrc.rscript",
+    ],
+    include_build_directory: false,
+}
+`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("rscript_to_cpp", "foo_renderscript", AttrNameToString{
+				"srcs": `["rsSrc.rscript"]`,
+			}),
+			MakeBazelTarget("cc_library_shared", "foo", AttrNameToString{
+				"absolute_includes": `[
+        "frameworks/rs",
+        "frameworks/rs/cpp",
+    ]`,
+				"local_includes": `["."]`,
+				"srcs": `[
+        "ccSrc.cc",
+        "foo_renderscript",
+    ]`,
+			})}})
+}
diff --git a/bp2build/cc_library_static_conversion_test.go b/bp2build/cc_library_static_conversion_test.go
index b473f27..18225df 100644
--- a/bp2build/cc_library_static_conversion_test.go
+++ b/bp2build/cc_library_static_conversion_test.go
@@ -2185,3 +2185,33 @@
 		},
 	})
 }
+
+func TestCCLibraryStaticRscriptSrc(t *testing.T) {
+	runCcLibraryStaticTestCase(t, Bp2buildTestCase{
+		Description: `cc_library_static with rscript files in sources`,
+		Blueprint: `
+cc_library_static{
+    name : "foo",
+    srcs : [
+        "ccSrc.cc",
+        "rsSrc.rscript",
+    ],
+    include_build_directory: false,
+}
+`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("rscript_to_cpp", "foo_renderscript", AttrNameToString{
+				"srcs": `["rsSrc.rscript"]`,
+			}),
+			MakeBazelTarget("cc_library_static", "foo", AttrNameToString{
+				"absolute_includes": `[
+        "frameworks/rs",
+        "frameworks/rs/cpp",
+    ]`,
+				"local_includes": `["."]`,
+				"srcs": `[
+        "ccSrc.cc",
+        "foo_renderscript",
+    ]`,
+			})}})
+}
diff --git a/bp2build/testing.go b/bp2build/testing.go
index 140b214..89ef07b 100644
--- a/bp2build/testing.go
+++ b/bp2build/testing.go
@@ -21,6 +21,7 @@
 
 import (
 	"fmt"
+	"path/filepath"
 	"sort"
 	"strings"
 	"testing"
@@ -82,7 +83,12 @@
 	// ExpectedBazelTargets compares the BazelTargets generated in `Dir` (if not empty).
 	// Otherwise, it checks the BazelTargets generated by `Blueprint` in the root directory.
 	ExpectedBazelTargets []string
-	Filesystem           map[string]string
+	// AlreadyExistingBuildContents, if non-empty, simulates an already-present source BUILD file
+	// in the directory under test. The BUILD file has the given contents. This BUILD file
+	// will also be treated as "BUILD file to keep" by the simulated bp2build environment.
+	AlreadyExistingBuildContents string
+
+	Filesystem map[string]string
 	// Dir sets the directory which will be compared against the targets in ExpectedBazelTargets.
 	// This should used in conjunction with the Filesystem property to check for targets
 	// generated from a directory that is not the root.
@@ -119,11 +125,22 @@
 
 func runBp2BuildTestCaseWithSetup(t *testing.T, extraPreparer android.FixturePreparer, tc Bp2buildTestCase) {
 	t.Helper()
-	dir := "."
+	checkDir := "."
+	if tc.Dir != "" {
+		checkDir = tc.Dir
+	}
+	keepExistingBuildDirs := tc.KeepBuildFileForDirs
+	buildFilesToParse := []string{}
 	filesystem := make(map[string][]byte)
 	for f, content := range tc.Filesystem {
 		filesystem[f] = []byte(content)
 	}
+	if len(tc.AlreadyExistingBuildContents) > 0 {
+		buildFilePath := filepath.Join(checkDir, "BUILD")
+		filesystem[buildFilePath] = []byte(tc.AlreadyExistingBuildContents)
+		keepExistingBuildDirs = append(keepExistingBuildDirs, checkDir)
+		buildFilesToParse = append(buildFilesToParse, buildFilePath)
+	}
 
 	preparers := []android.FixturePreparer{
 		extraPreparer,
@@ -132,7 +149,7 @@
 		android.FixtureRegisterWithContext(func(ctx android.RegistrationContext) {
 			ctx.RegisterModuleType(tc.ModuleTypeUnderTest, tc.ModuleTypeUnderTestFactory)
 		}),
-		android.FixtureModifyContext(func(ctx *android.TestContext) {
+		android.FixtureModifyContextWithMockFs(func(ctx *android.TestContext) {
 			// A default configuration for tests to not have to specify bp2build_available on top level
 			// targets.
 			bp2buildConfig := android.NewBp2BuildAllowlist().SetDefaultConfig(
@@ -140,7 +157,7 @@
 					android.Bp2BuildTopLevel: allowlists.Bp2BuildDefaultTrueRecursively,
 				},
 			)
-			for _, f := range tc.KeepBuildFileForDirs {
+			for _, f := range keepExistingBuildDirs {
 				bp2buildConfig.SetKeepExistingBuildFile(map[string]bool{
 					f: /*recursive=*/ false,
 				})
@@ -150,6 +167,10 @@
 			// from cloning modules to their original state after mutators run. This
 			// would lose some data intentionally set by these mutators.
 			ctx.SkipCloneModulesAfterMutators = true
+			err := ctx.ParseBuildFiles(".", buildFilesToParse)
+			if err != nil {
+				t.Errorf("error parsing build files in test setup: %s", err)
+			}
 		}),
 		android.FixtureModifyEnv(func(env map[string]string) {
 			if tc.UnconvertedDepsMode == errorModulesUnconvertedDeps {
@@ -168,10 +189,6 @@
 		return
 	}
 
-	checkDir := dir
-	if tc.Dir != "" {
-		checkDir = tc.Dir
-	}
 	expectedTargets := map[string][]string{
 		checkDir: tc.ExpectedBazelTargets,
 	}
diff --git a/cc/bp2build.go b/cc/bp2build.go
index d09cdcd..5459595 100644
--- a/cc/bp2build.go
+++ b/cc/bp2build.go
@@ -38,7 +38,10 @@
 	protoSrcPartition   = "proto"
 	aidlSrcPartition    = "aidl"
 	syspropSrcPartition = "sysprop"
-	yaccSrcPartition    = "yacc"
+
+	yaccSrcPartition = "yacc"
+
+	rScriptSrcPartition = "renderScript"
 
 	stubsSuffix = "_stub_libs_current"
 )
@@ -149,8 +152,9 @@
 		// 		contains .l or .ll files we will need to find a way to add a
 		// 		LabelMapper for these that identifies these filegroups and
 		//		converts them appropriately
-		lSrcPartition:  bazel.LabelPartition{Extensions: []string{".l"}},
-		llSrcPartition: bazel.LabelPartition{Extensions: []string{".ll"}},
+		lSrcPartition:       bazel.LabelPartition{Extensions: []string{".l"}},
+		llSrcPartition:      bazel.LabelPartition{Extensions: []string{".ll"}},
+		rScriptSrcPartition: bazel.LabelPartition{Extensions: []string{".fs", ".rscript"}},
 		// C++ is the "catch-all" group, and comprises generated sources because we don't
 		// 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},
@@ -398,6 +402,9 @@
 	cppFlags bazel.StringListAttribute
 	srcs     bazel.LabelListAttribute
 
+	// xsd config sources
+	xsdInSrcs bazel.StringListAttribute
+
 	// Lex sources and options
 	lSrcs   bazel.LabelListAttribute
 	llSrcs  bazel.LabelListAttribute
@@ -412,6 +419,8 @@
 	yaccGenLocationHeader bazel.BoolAttribute
 	yaccGenPositionHeader bazel.BoolAttribute
 
+	rsSrcs bazel.LabelListAttribute
+
 	hdrs bazel.LabelListAttribute
 
 	rtti bazel.BoolAttribute
@@ -426,8 +435,9 @@
 
 	includes BazelIncludes
 
-	protoSrcs bazel.LabelListAttribute
-	aidlSrcs  bazel.LabelListAttribute
+	protoSrcs   bazel.LabelListAttribute
+	aidlSrcs    bazel.LabelListAttribute
+	rscriptSrcs bazel.LabelListAttribute
 
 	stubsSymbolFile *string
 	stubsVersions   bazel.StringListAttribute
@@ -484,9 +494,14 @@
 func (ca *compilerAttributes) bp2buildForAxisAndConfig(ctx android.BazelConversionPathContext, axis bazel.ConfigurationAxis, config string, props *BaseCompilerProperties) {
 	// If there's arch specific srcs or exclude_srcs, generate a select entry for it.
 	// TODO(b/186153868): do this for OS specific srcs and exclude_srcs too.
-	if srcsList, ok := parseSrcs(ctx, props); ok {
+	srcsList, xsdList, ok := parseSrcs(ctx, props)
+
+	if ok {
 		ca.srcs.SetSelectValue(axis, config, srcsList)
 	}
+	if len(xsdList) > 0 {
+		ca.xsdInSrcs.SetSelectValue(axis, config, xsdList)
+	}
 
 	localIncludeDirs := props.Local_include_dirs
 	if axis == bazel.NoConfigAxis {
@@ -582,17 +597,18 @@
 		ca.yaccSrc = bazel.MakeLabelAttribute(yacc.Value.Includes[0].Label)
 	}
 	ca.syspropSrcs = partitionedSrcs[syspropSrcPartition]
+	ca.rscriptSrcs = partitionedSrcs[rScriptSrcPartition]
 
 	ca.absoluteIncludes.DeduplicateAxesFromBase()
 	ca.localIncludes.DeduplicateAxesFromBase()
 }
 
 // Parse srcs from an arch or OS's props value.
-func parseSrcs(ctx android.BazelConversionPathContext, props *BaseCompilerProperties) (bazel.LabelList, bool) {
+func parseSrcs(ctx android.BazelConversionPathContext, props *BaseCompilerProperties) (bazel.LabelList, []string, bool) {
 	anySrcs := false
 	// Add srcs-like dependencies such as generated files.
 	// First create a LabelList containing these dependencies, then merge the values with srcs.
-	genSrcs, _ := android.PartitionXsdSrcs(ctx, props.Generated_sources)
+	genSrcs, xsd := android.PartitionXsdSrcs(ctx, props.Generated_sources)
 	generatedSrcsLabelList := android.BazelLabelForModuleDepsExcludes(ctx, genSrcs, props.Exclude_generated_sources)
 	if len(props.Generated_sources) > 0 || len(props.Exclude_generated_sources) > 0 {
 		anySrcs = true
@@ -604,7 +620,7 @@
 		anySrcs = true
 	}
 
-	return bazel.AppendBazelLabelLists(allSrcsLabelList, generatedSrcsLabelList), anySrcs
+	return bazel.AppendBazelLabelLists(allSrcsLabelList, generatedSrcsLabelList), xsd, anySrcs
 }
 
 func bp2buildStdVal(std *string, prefix string, useGnu bool) *string {
@@ -718,14 +734,6 @@
 	return ret
 }
 
-// Replaces //a/b/my_xsd_config with //a/b/my_xsd_config-cpp
-func xsdConfigCppTarget(ctx android.BazelConversionPathContext, mod blueprint.Module) string {
-	callback := func(xsd android.XsdConfigBp2buildTargets) string {
-		return xsd.CppBp2buildTargetName()
-	}
-	return android.XsdConfigBp2buildTarget(ctx, mod, callback)
-}
-
 // bp2BuildParseBaseProps returns all compiler, linker, library attributes of a cc module..
 func bp2BuildParseBaseProps(ctx android.Bp2buildMutatorContext, module *Module) baseAttributes {
 	archVariantCompilerProps := module.GetArchVariantProperties(ctx, &BaseCompilerProperties{})
@@ -762,15 +770,9 @@
 	for _, axis := range bazel.SortedConfigurationAxes(axisToConfigs) {
 		configs := axisToConfigs[axis]
 		for cfg := range configs {
-			var allHdrs []string
+			var allHdrs, allHdrsXsd []string
 			if baseCompilerProps, ok := archVariantCompilerProps[axis][cfg].(*BaseCompilerProperties); ok {
-				ah, allHdrsXsd := android.PartitionXsdSrcs(ctx, baseCompilerProps.Generated_headers)
-				allHdrs = ah
-				// in the synthetic bp2build workspace, xsd sources are compiled to a static library
-				xsdCppConfigLibraryLabels := android.BazelLabelForModuleDepsWithFn(ctx, allHdrsXsd, xsdConfigCppTarget)
-				iwad := linkerAttrs.implementationWholeArchiveDeps.SelectValue(axis, cfg)
-				(&iwad).Append(xsdCppConfigLibraryLabels)
-				linkerAttrs.implementationWholeArchiveDeps.SetSelectValue(axis, cfg, bazel.FirstUniqueBazelLabelList(iwad))
+				allHdrs, allHdrsXsd = android.PartitionXsdSrcs(ctx, baseCompilerProps.Generated_headers)
 
 				if baseCompilerProps.Lex != nil {
 					compilerAttrs.lexopts.SetSelectValue(axis, cfg, baseCompilerProps.Lex.Flags)
@@ -784,14 +786,19 @@
 				aidlLibs.Append(android.BazelLabelForModuleDeps(ctx, baseCompilerProps.Aidl.Libs))
 			}
 
-			var exportHdrs []string
+			var exportHdrs, exportHdrsXsd []string
 
 			if baseLinkerProps, ok := archVariantLinkerProps[axis][cfg].(*BaseLinkerProperties); ok {
-				exportHdrs = baseLinkerProps.Export_generated_headers
-
+				exportHdrs, exportHdrsXsd = android.PartitionXsdSrcs(ctx, baseLinkerProps.Export_generated_headers)
 				(&linkerAttrs).bp2buildForAxisAndConfig(ctx, module, axis, cfg, baseLinkerProps)
 			}
+
+			// in the synthetic bp2build workspace, xsd sources are compiled to a static library
+			xsdList := compilerAttrs.xsdInSrcs.SelectValue(axis, cfg)
+			allHdrsXsd = android.FirstUniqueStrings(append(xsdList, allHdrsXsd...))
 			headers := maybePartitionExportedAndImplementationsDeps(ctx, !module.Binary(), allHdrs, exportHdrs, android.BazelLabelForModuleDeps)
+			xsdConfigLibs := maybePartitionExportedAndImplementationsDeps(ctx, !module.Binary(), allHdrsXsd, exportHdrsXsd, bazelLabelForXsdConfig)
+
 			implementationHdrs.SetSelectValue(axis, cfg, headers.implementation)
 			compilerAttrs.hdrs.SetSelectValue(axis, cfg, headers.export)
 
@@ -827,6 +834,15 @@
 					compilerAttrs.suffix.SetSelectValue(axis, cfg, suffix)
 				}
 			}
+
+			if len(allHdrsXsd) > 0 {
+				wholeStaticLibs := linkerAttrs.implementationWholeArchiveDeps.SelectValue(axis, cfg)
+				(&wholeStaticLibs).Append(xsdConfigLibs.implementation)
+				linkerAttrs.implementationWholeArchiveDeps.SetSelectValue(axis, cfg, wholeStaticLibs)
+				wholeStaticLibs = linkerAttrs.wholeArchiveDeps.SelectValue(axis, cfg)
+				(&wholeStaticLibs).Append(xsdConfigLibs.export)
+				linkerAttrs.wholeArchiveDeps.SetSelectValue(axis, cfg, wholeStaticLibs)
+			}
 		}
 	}
 
@@ -903,6 +919,12 @@
 	compilerAttrs.absoluteIncludes.Prepend = true
 	compilerAttrs.hdrs.Prepend = true
 
+	convertedRsSrcs, rsAbsIncludes, rsLocalIncludes := bp2buildRScript(ctx, module, compilerAttrs)
+	(&compilerAttrs).srcs.Add(&convertedRsSrcs)
+	(&compilerAttrs).absoluteIncludes.Append(rsAbsIncludes)
+	(&compilerAttrs).localIncludes.Append(rsLocalIncludes)
+	(&compilerAttrs).localIncludes.Value = android.FirstUniqueStrings(compilerAttrs.localIncludes.Value)
+
 	features := compilerAttrs.features.Clone().Append(linkerAttrs.features).Append(bp2buildSanitizerFeatures(ctx, module))
 	features = features.Append(bp2buildLtoFeatures(ctx, module))
 	features = features.Append(convertHiddenVisibilityToFeatureBase(ctx, module))
@@ -1703,6 +1725,18 @@
 	return label
 }
 
+// Replaces //a/b/my_xsd_config with //a/b/my_xsd_config-cpp
+func xsdConfigCppTarget(ctx android.BazelConversionPathContext, mod blueprint.Module) string {
+	callback := func(xsd android.XsdConfigBp2buildTargets) string {
+		return xsd.CppBp2buildTargetName()
+	}
+	return android.XsdConfigBp2buildTarget(ctx, mod, callback)
+}
+
+func bazelLabelForXsdConfig(ctx android.BazelConversionPathContext, modules []string) bazel.LabelList {
+	return android.BazelLabelForModuleDepsWithFn(ctx, modules, xsdConfigCppTarget)
+}
+
 func bazelLabelForWholeDeps(ctx android.BazelConversionPathContext, modules []string) bazel.LabelList {
 	return android.BazelLabelForModuleDepsWithFn(ctx, modules, bazelLabelForStaticWholeModuleDeps)
 }
diff --git a/cc/cc.go b/cc/cc.go
index d67f3ad..52a30d7 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -25,6 +25,7 @@
 	"strings"
 
 	"android/soong/ui/metrics/bp2build_metrics_proto"
+
 	"github.com/google/blueprint"
 	"github.com/google/blueprint/proptools"
 
@@ -151,7 +152,7 @@
 	StaticLibs, LateStaticLibs, WholeStaticLibs android.Paths
 
 	// Transitive static library dependencies of static libraries for use in ordering.
-	TranstiveStaticLibrariesForOrdering *android.DepSet
+	TranstiveStaticLibrariesForOrdering *android.DepSet[android.Path]
 
 	// Paths to .o files
 	Objs Objects
@@ -1922,9 +1923,37 @@
 		//TODO(b/278772861) support sanitizers in Bazel rules
 		return false
 	}
+	if !imageVariantSupportedByBazel(c) {
+		return false
+	}
+	if c.IsSdkVariant() {
+		return false
+	}
 	return c.bazelHandler != nil
 }
 
+func imageVariantSupportedByBazel(c *Module) bool {
+	if c.IsLlndk() {
+		return false
+	}
+	if c.InVendor() {
+		return false
+	}
+	if c.InProduct() {
+		return false
+	}
+	if c.InRamdisk() {
+		return false
+	}
+	if c.InVendorRamdisk() {
+		return false
+	}
+	if c.InRecovery() {
+		return false
+	}
+	return true
+}
+
 func allEnabledSanitizersSupportedByBazel(ctx android.BaseModuleContext, c *Module) bool {
 	if c.sanitize == nil {
 		return true
@@ -1974,6 +2003,7 @@
 		apexKey := android.ApexConfigKey{
 			WithinApex:     true,
 			ApexSdkVersion: findApexSdkVersion(ctx, apexInfo).String(),
+			ApiDomain:      findApiDomain(apexInfo),
 		}
 		return &apexKey
 	}
@@ -1981,6 +2011,30 @@
 	return nil
 }
 
+// Returns the api domain of a module for an apexInfo group
+// Input:
+// ai.InApexModules: [com.android.foo, test_com.android.foo, com.google.android.foo]
+// Return:
+// com.android.foo
+
+// If a module is included in multiple api domains (collated by min_sdk_version), it will return
+// the first match. The other matches have the same build actions since they share a min_sdk_version, so returning
+// the first match is fine.
+func findApiDomain(ai android.ApexInfo) string {
+	// Remove any test apexes
+	matches, _ := android.FilterList(ai.InApexModules, ai.TestApexes)
+	// Remove any google apexes. Rely on naming convention.
+	pred := func(s string) bool { return !strings.HasPrefix(s, "com.google") }
+	matches = android.FilterListPred(matches, pred)
+	if len(matches) > 0 {
+		// Return the first match
+		return android.SortedUniqueStrings(matches)[0]
+	} else {
+		// No apex in the tree has a dependency on this module
+		return ""
+	}
+}
+
 func (c *Module) ProcessBazelQueryResponse(ctx android.ModuleContext) {
 	bazelModuleLabel := c.getBazelModuleLabel(ctx)
 	c.bazelHandler.ProcessBazelQueryResponse(ctx, bazelModuleLabel)
@@ -3550,8 +3604,8 @@
 // to match the topological order of the dependency tree, including any static analogues of
 // direct shared libraries.  It returns the ordered static dependencies, and an android.DepSet
 // of the transitive dependencies.
-func orderStaticModuleDeps(staticDeps []StaticLibraryInfo, sharedDeps []SharedLibraryInfo) (ordered android.Paths, transitive *android.DepSet) {
-	transitiveStaticLibsBuilder := android.NewDepSetBuilder(android.TOPOLOGICAL)
+func orderStaticModuleDeps(staticDeps []StaticLibraryInfo, sharedDeps []SharedLibraryInfo) (ordered android.Paths, transitive *android.DepSet[android.Path]) {
+	transitiveStaticLibsBuilder := android.NewDepSetBuilder[android.Path](android.TOPOLOGICAL)
 	var staticPaths android.Paths
 	for _, staticDep := range staticDeps {
 		staticPaths = append(staticPaths, staticDep.StaticLibrary)
diff --git a/cc/cc_test.go b/cc/cc_test.go
index 859059e..7534db2 100644
--- a/cc/cc_test.go
+++ b/cc/cc_test.go
@@ -2700,8 +2700,8 @@
 
 	variant := "android_arm64_armv8-a_static"
 	moduleA := ctx.ModuleForTests("a", variant).Module().(*Module)
-	actual := ctx.ModuleProvider(moduleA, StaticLibraryInfoProvider).(StaticLibraryInfo).
-		TransitiveStaticLibrariesForOrdering.ToList().RelativeToTop()
+	actual := android.Paths(ctx.ModuleProvider(moduleA, StaticLibraryInfoProvider).(StaticLibraryInfo).
+		TransitiveStaticLibrariesForOrdering.ToList()).RelativeToTop()
 	expected := GetOutputPaths(ctx, variant, []string{"a", "c", "b", "d"})
 
 	if !reflect.DeepEqual(actual, expected) {
@@ -2736,8 +2736,8 @@
 
 	variant := "android_arm64_armv8-a_static"
 	moduleA := ctx.ModuleForTests("a", variant).Module().(*Module)
-	actual := ctx.ModuleProvider(moduleA, StaticLibraryInfoProvider).(StaticLibraryInfo).
-		TransitiveStaticLibrariesForOrdering.ToList().RelativeToTop()
+	actual := android.Paths(ctx.ModuleProvider(moduleA, StaticLibraryInfoProvider).(StaticLibraryInfo).
+		TransitiveStaticLibrariesForOrdering.ToList()).RelativeToTop()
 	expected := GetOutputPaths(ctx, variant, []string{"a", "c", "b"})
 
 	if !reflect.DeepEqual(actual, expected) {
diff --git a/cc/config/global.go b/cc/config/global.go
index 8ff5f55..e450ba7 100644
--- a/cc/config/global.go
+++ b/cc/config/global.go
@@ -448,11 +448,12 @@
 	pctx.StaticVariable("RSLLVMPrebuiltsPath", "${RSClangBase}/${HostPrebuiltTag}/${RSClangVersion}/bin")
 	pctx.StaticVariable("RSIncludePath", "${RSLLVMPrebuiltsPath}/../lib64/clang/${RSReleaseVersion}/include")
 
-	pctx.PrefixedExistentPathsForSourcesVariable("RsGlobalIncludes", "-I",
-		[]string{
-			"external/clang/lib/Headers",
-			"frameworks/rs/script_api/include",
-		})
+	rsGlobalIncludes := []string{
+		"external/clang/lib/Headers",
+		"frameworks/rs/script_api/include",
+	}
+	pctx.PrefixedExistentPathsForSourcesVariable("RsGlobalIncludes", "-I", rsGlobalIncludes)
+	exportedVars.ExportStringList("RsGlobalIncludes", rsGlobalIncludes)
 
 	pctx.VariableFunc("CcWrapper", func(ctx android.PackageVarContext) string {
 		if override := ctx.Config().Getenv("CC_WRAPPER"); override != "" {
diff --git a/cc/library.go b/cc/library.go
index 47df53e..aec6433 100644
--- a/cc/library.go
+++ b/cc/library.go
@@ -892,7 +892,7 @@
 
 		// TODO(b/190524881): Include transitive static libraries in this provider to support
 		// static libraries with deps.
-		TransitiveStaticLibrariesForOrdering: android.NewDepSetBuilder(android.TOPOLOGICAL).
+		TransitiveStaticLibrariesForOrdering: android.NewDepSetBuilder[android.Path](android.TOPOLOGICAL).
 			Direct(outputFilePath).
 			Build(),
 	})
@@ -1649,7 +1649,7 @@
 			Objects:                      library.objects,
 			WholeStaticLibsFromPrebuilts: library.wholeStaticLibsFromPrebuilts,
 
-			TransitiveStaticLibrariesForOrdering: android.NewDepSetBuilder(android.TOPOLOGICAL).
+			TransitiveStaticLibrariesForOrdering: android.NewDepSetBuilder[android.Path](android.TOPOLOGICAL).
 				Direct(outputFile).
 				Transitive(deps.TranstiveStaticLibrariesForOrdering).
 				Build(),
@@ -1794,7 +1794,7 @@
 	library.coverageOutputFile = transformCoverageFilesToZip(ctx, objs, library.getLibName(ctx))
 	library.linkSAbiDumpFiles(ctx, objs, fileName, unstrippedOutputFile)
 
-	var transitiveStaticLibrariesForOrdering *android.DepSet
+	var transitiveStaticLibrariesForOrdering *android.DepSet[android.Path]
 	if static := ctx.GetDirectDepsWithTag(staticVariantTag); len(static) > 0 {
 		s := ctx.OtherModuleProvider(static[0], StaticLibraryInfoProvider).(StaticLibraryInfo)
 		transitiveStaticLibrariesForOrdering = s.TransitiveStaticLibrariesForOrdering
diff --git a/cc/linkable.go b/cc/linkable.go
index 976a382..19e6501 100644
--- a/cc/linkable.go
+++ b/cc/linkable.go
@@ -345,7 +345,7 @@
 	TableOfContents android.OptionalPath
 
 	// should be obtained from static analogue
-	TransitiveStaticLibrariesForOrdering *android.DepSet
+	TransitiveStaticLibrariesForOrdering *android.DepSet[android.Path]
 }
 
 var SharedLibraryInfoProvider = blueprint.NewProvider(SharedLibraryInfo{})
@@ -387,7 +387,7 @@
 	// This isn't the actual transitive DepSet, shared library dependencies have been
 	// converted into static library analogues.  It is only used to order the static
 	// library dependencies that were specified for the current module.
-	TransitiveStaticLibrariesForOrdering *android.DepSet
+	TransitiveStaticLibrariesForOrdering *android.DepSet[android.Path]
 }
 
 var StaticLibraryInfoProvider = blueprint.NewProvider(StaticLibraryInfo{})
diff --git a/cc/ndk_prebuilt.go b/cc/ndk_prebuilt.go
index 1d15cf8..d3a0a00 100644
--- a/cc/ndk_prebuilt.go
+++ b/cc/ndk_prebuilt.go
@@ -113,7 +113,7 @@
 	ndk.libraryDecorator.flagExporter.setProvider(ctx)
 
 	if ndk.static() {
-		depSet := android.NewDepSetBuilder(android.TOPOLOGICAL).Direct(lib).Build()
+		depSet := android.NewDepSetBuilder[android.Path](android.TOPOLOGICAL).Direct(lib).Build()
 		ctx.SetProvider(StaticLibraryInfoProvider, StaticLibraryInfo{
 			StaticLibrary: lib,
 
diff --git a/cc/prebuilt.go b/cc/prebuilt.go
index 44cd0d7..a4ca590 100644
--- a/cc/prebuilt.go
+++ b/cc/prebuilt.go
@@ -140,7 +140,7 @@
 		}
 
 		if p.static() {
-			depSet := android.NewDepSetBuilder(android.TOPOLOGICAL).Direct(in).Build()
+			depSet := android.NewDepSetBuilder[android.Path](android.TOPOLOGICAL).Direct(in).Build()
 			ctx.SetProvider(StaticLibraryInfoProvider, StaticLibraryInfo{
 				StaticLibrary: in,
 
@@ -508,7 +508,7 @@
 
 	h.module.outputFile = android.OptionalPathForPath(outputPath)
 
-	depSet := android.NewDepSetBuilder(android.TOPOLOGICAL).Direct(outputPath).Build()
+	depSet := android.NewDepSetBuilder[android.Path](android.TOPOLOGICAL).Direct(outputPath).Build()
 	ctx.SetProvider(StaticLibraryInfoProvider, StaticLibraryInfo{
 		StaticLibrary:                        outputPath,
 		TransitiveStaticLibrariesForOrdering: depSet,
diff --git a/cc/rs.go b/cc/rs.go
index fbc86e2..6507259 100644
--- a/cc/rs.go
+++ b/cc/rs.go
@@ -15,11 +15,12 @@
 package cc
 
 import (
-	"android/soong/android"
 	"path/filepath"
 	"runtime"
 	"strings"
 
+	"android/soong/android"
+	"android/soong/bazel"
 	"github.com/google/blueprint"
 )
 
@@ -132,3 +133,35 @@
 
 	return flags
 }
+
+type rscriptAttributes struct {
+	// Renderscript source files
+	Srcs bazel.LabelListAttribute
+}
+
+func bp2buildRScript(ctx android.Bp2buildMutatorContext, m *Module, ca compilerAttributes) (bazel.LabelAttribute, bazel.StringListAttribute, bazel.StringListAttribute) {
+	var rscriptAttrs rscriptAttributes
+	var rsAbsIncludes bazel.StringListAttribute
+	var localIncludes bazel.StringListAttribute
+	var rsModuleName string
+	var convertedRsSrcsLabel bazel.LabelAttribute
+
+	if !ca.rscriptSrcs.IsEmpty() {
+		rscriptAttrs.Srcs = ca.rscriptSrcs
+		rsModuleName = m.Name() + "_renderscript"
+
+		localIncludes.Value = []string{"."}
+		rsAbsIncludes.Value = []string{"frameworks/rs", "frameworks/rs/cpp"}
+		convertedRsSrcsLabel = bazel.LabelAttribute{Value: &bazel.Label{Label: rsModuleName}}
+
+		ctx.CreateBazelTargetModule(
+			bazel.BazelTargetModuleProperties{
+				Rule_class:        "rscript_to_cpp",
+				Bzl_load_location: "//build/bazel/rules/cc:rscript_to_cpp.bzl",
+			},
+			android.CommonAttributes{Name: rsModuleName},
+			&rscriptAttrs)
+	}
+
+	return convertedRsSrcsLabel, rsAbsIncludes, localIncludes
+}
diff --git a/cc/sanitize.go b/cc/sanitize.go
index eab6d25..62e31d1 100644
--- a/cc/sanitize.go
+++ b/cc/sanitize.go
@@ -104,6 +104,7 @@
 	Fuzzer
 	Memtag_heap
 	Memtag_stack
+	Memtag_globals
 	cfi // cfi is last to prevent it running before incompatible mutators
 )
 
@@ -116,6 +117,7 @@
 	Fuzzer,
 	Memtag_heap,
 	Memtag_stack,
+	Memtag_globals,
 	cfi, // cfi is last to prevent it running before incompatible mutators
 }
 
@@ -138,6 +140,8 @@
 		return "memtag_heap"
 	case Memtag_stack:
 		return "memtag_stack"
+	case Memtag_globals:
+		return "memtag_globals"
 	case Fuzzer:
 		return "fuzzer"
 	default:
@@ -156,6 +160,8 @@
 		return "memtag_heap"
 	case Memtag_stack:
 		return "memtag_stack"
+	case Memtag_globals:
+		return "memtag_globals"
 	case tsan:
 		return "thread"
 	case intOverflow:
@@ -177,7 +183,7 @@
 		sanitizer := &sanitizerSplitMutator{t}
 		ctx.TopDown(t.variationName()+"_markapexes", sanitizer.markSanitizableApexesMutator)
 		ctx.Transition(t.variationName(), sanitizer)
-	case Memtag_heap, Memtag_stack, intOverflow:
+	case Memtag_heap, Memtag_stack, Memtag_globals, intOverflow:
 		// do nothing
 	default:
 		panic(fmt.Errorf("unknown SanitizerType %d", t))
@@ -218,6 +224,8 @@
 		return true
 	case Memtag_stack:
 		return true
+	case Memtag_globals:
+		return true
 	default:
 		return false
 	}
@@ -272,6 +280,9 @@
 	// Memory-tagging stack instrumentation, only available on arm64
 	// Adds instrumentation to detect stack buffer overflows and use-after-scope using MTE.
 	Memtag_stack *bool `android:"arch_variant"`
+	// Memory-tagging globals instrumentation, only available on arm64
+	// Adds instrumentation to detect global buffer overflows using MTE.
+	Memtag_globals *bool `android:"arch_variant"`
 
 	// A modifier for ASAN and HWASAN for write only instrumentation
 	Writeonly *bool `android:"arch_variant"`
@@ -347,6 +358,8 @@
 	Memtag_heap *bool `blueprint:"mutated"`
 	// Whether Memory-tagging stack instrumentation is enabled for this module
 	Memtag_stack *bool `blueprint:"mutated"`
+	// Whether Memory-tagging globals instrumentation is enabled for this module
+	Memtag_globals *bool `android:"arch_variant"`
 
 	// Whether a modifier for ASAN and HWASAN for write only instrumentation is enabled for this
 	// module
@@ -431,6 +444,7 @@
 	p.Integer_overflow = userProps.Integer_overflow
 	p.Memtag_heap = userProps.Memtag_heap
 	p.Memtag_stack = userProps.Memtag_stack
+	p.Memtag_globals = userProps.Memtag_globals
 	p.Safestack = userProps.Safestack
 	p.Scs = userProps.Scs
 	p.Scudo = userProps.Scudo
@@ -558,6 +572,10 @@
 			s.Memtag_stack = proptools.BoolPtr(true)
 		}
 
+		if found, globalSanitizers = removeFromList("memtag_globals", globalSanitizers); found && s.Memtag_globals == nil {
+			s.Memtag_globals = proptools.BoolPtr(true)
+		}
+
 		if len(globalSanitizers) > 0 {
 			ctx.ModuleErrorf("unknown global sanitizer option %s", globalSanitizers[0])
 		}
@@ -638,6 +656,7 @@
 	if ctx.Arch().ArchType != android.Arm64 || !ctx.toolchain().Bionic() || ctx.Host() {
 		s.Memtag_heap = nil
 		s.Memtag_stack = nil
+		s.Memtag_globals = nil
 	}
 
 	// Also disable CFI if ASAN is enabled.
@@ -647,6 +666,7 @@
 		// HWASAN and ASAN win against MTE.
 		s.Memtag_heap = nil
 		s.Memtag_stack = nil
+		s.Memtag_globals = nil
 	}
 
 	// Disable sanitizers that depend on the UBSan runtime for windows/darwin builds.
@@ -717,7 +737,8 @@
 
 	if ctx.Os() != android.Windows && (Bool(s.All_undefined) || Bool(s.Undefined) || Bool(s.Address) || Bool(s.Thread) ||
 		Bool(s.Fuzzer) || Bool(s.Safestack) || Bool(s.Cfi) || Bool(s.Integer_overflow) || len(s.Misc_undefined) > 0 ||
-		Bool(s.Scudo) || Bool(s.Hwaddress) || Bool(s.Scs) || Bool(s.Memtag_heap) || Bool(s.Memtag_stack)) {
+		Bool(s.Scudo) || Bool(s.Hwaddress) || Bool(s.Scs) || Bool(s.Memtag_heap) || Bool(s.Memtag_stack) ||
+		Bool(s.Memtag_globals)) {
 		sanitize.Properties.SanitizerEnabled = true
 	}
 
@@ -884,16 +905,11 @@
 
 	if Bool(sanProps.Memtag_stack) {
 		flags.Local.CFlags = append(flags.Local.CFlags, memtagStackCommonFlags...)
-		// TODO(fmayer): remove -Wno-error once https://reviews.llvm.org/D127917 is in Android toolchain.
-		flags.Local.CFlags = append(flags.Local.CFlags, "-Wno-error=frame-larger-than")
 		flags.Local.AsFlags = append(flags.Local.AsFlags, memtagStackCommonFlags...)
 		flags.Local.LdFlags = append(flags.Local.LdFlags, memtagStackCommonFlags...)
-		// This works around LLD complaining about the stack frame size.
-		// TODO(fmayer): remove once https://reviews.llvm.org/D127917 is in Android toolchain.
-		flags.Local.LdFlags = append(flags.Local.LdFlags, "-Wl,--no-fatal-warnings")
 	}
 
-	if (Bool(sanProps.Memtag_heap) || Bool(sanProps.Memtag_stack)) && ctx.binary() {
+	if (Bool(sanProps.Memtag_heap) || Bool(sanProps.Memtag_stack) || Bool(sanProps.Memtag_globals)) && ctx.binary() {
 		if Bool(sanProps.Diag.Memtag_heap) {
 			flags.Local.LdFlags = append(flags.Local.LdFlags, "-fsanitize-memtag-mode=sync")
 		} else {
@@ -1016,6 +1032,8 @@
 		return s.Properties.SanitizeMutated.Memtag_heap
 	case Memtag_stack:
 		return s.Properties.SanitizeMutated.Memtag_stack
+	case Memtag_globals:
+		return s.Properties.SanitizeMutated.Memtag_globals
 	case Fuzzer:
 		return s.Properties.SanitizeMutated.Fuzzer
 	default:
@@ -1032,6 +1050,7 @@
 		!sanitize.isSanitizerEnabled(scs) &&
 		!sanitize.isSanitizerEnabled(Memtag_heap) &&
 		!sanitize.isSanitizerEnabled(Memtag_stack) &&
+		!sanitize.isSanitizerEnabled(Memtag_globals) &&
 		!sanitize.isSanitizerEnabled(Fuzzer)
 }
 
@@ -1053,10 +1072,12 @@
 		sanitize.Properties.SanitizeMutated.Address = bPtr
 		// For ASAN variant, we need to disable Memtag_stack
 		sanitize.Properties.SanitizeMutated.Memtag_stack = nil
+		sanitize.Properties.SanitizeMutated.Memtag_globals = nil
 	case Hwasan:
 		sanitize.Properties.SanitizeMutated.Hwaddress = bPtr
 		// For HWAsan variant, we need to disable Memtag_stack
 		sanitize.Properties.SanitizeMutated.Memtag_stack = nil
+		sanitize.Properties.SanitizeMutated.Memtag_globals = nil
 	case tsan:
 		sanitize.Properties.SanitizeMutated.Thread = bPtr
 	case intOverflow:
@@ -1070,6 +1091,8 @@
 	case Memtag_stack:
 		sanitize.Properties.SanitizeMutated.Memtag_stack = bPtr
 		// We do not need to disable ASAN or HWASan here, as there is no Memtag_stack variant.
+	case Memtag_globals:
+		sanitize.Properties.Sanitize.Memtag_globals = bPtr
 	case Fuzzer:
 		sanitize.Properties.SanitizeMutated.Fuzzer = bPtr
 	default:
@@ -1557,6 +1580,13 @@
 			sanitizers = append(sanitizers, "memtag-stack")
 		}
 
+		if Bool(sanProps.Memtag_globals) {
+			sanitizers = append(sanitizers, "memtag-globals")
+			// TODO(mitchp): For now, enable memtag-heap with memtag-globals because the linker
+			// isn't new enough (https://reviews.llvm.org/differential/changeset/?ref=4243566).
+			sanitizers = append(sanitizers, "memtag-heap")
+		}
+
 		if Bool(sanProps.Fuzzer) {
 			sanitizers = append(sanitizers, "fuzzer-no-link")
 		}
diff --git a/cc/snapshot_prebuilt.go b/cc/snapshot_prebuilt.go
index bb6e257..a5729df 100644
--- a/cc/snapshot_prebuilt.go
+++ b/cc/snapshot_prebuilt.go
@@ -499,7 +499,7 @@
 	}
 
 	if p.static() {
-		depSet := android.NewDepSetBuilder(android.TOPOLOGICAL).Direct(in).Build()
+		depSet := android.NewDepSetBuilder[android.Path](android.TOPOLOGICAL).Direct(in).Build()
 		ctx.SetProvider(StaticLibraryInfoProvider, StaticLibraryInfo{
 			StaticLibrary: in,
 
diff --git a/cmd/multiproduct_kati/main.go b/cmd/multiproduct_kati/main.go
index b897bb5..c3b0381 100644
--- a/cmd/multiproduct_kati/main.go
+++ b/cmd/multiproduct_kati/main.go
@@ -399,6 +399,9 @@
 	var wg sync.WaitGroup
 	for i := 0; i < jobs; i++ {
 		wg.Add(1)
+		// To smooth out the spikes in memory usage, skew the
+		// initial starting time of the jobs by a small amount.
+		time.Sleep(15 * time.Second)
 		go func() {
 			defer wg.Done()
 			for {
diff --git a/cmd/soong_build/main.go b/cmd/soong_build/main.go
index 10a5762..bf5af2c 100644
--- a/cmd/soong_build/main.go
+++ b/cmd/soong_build/main.go
@@ -21,7 +21,6 @@
 	"fmt"
 	"os"
 	"path/filepath"
-	"regexp"
 	"strings"
 	"time"
 
@@ -741,43 +740,6 @@
 	return excluded
 }
 
-// buildTargetsByPackage parses Bazel BUILD.bazel and BUILD files under
-// the workspace, and returns a map containing names of Bazel targets defined in
-// these BUILD files.
-// For example, maps "//foo/bar" to ["baz", "qux"] if `//foo/bar:{baz,qux}` exist.
-func buildTargetsByPackage(ctx *android.Context) map[string][]string {
-	existingBazelFiles, err := getExistingBazelRelatedFiles(topDir)
-	maybeQuit(err, "Error determining existing Bazel-related files")
-
-	result := map[string][]string{}
-
-	// Search for instances of `name = "$NAME"` (with arbitrary spacing).
-	targetNameRegex := regexp.MustCompile(`(?m)^\s*name\s*=\s*\"([^\"]+)\"`)
-
-	for _, path := range existingBazelFiles {
-		if !ctx.Config().Bp2buildPackageConfig.ShouldKeepExistingBuildFileForDir(filepath.Dir(path)) {
-			continue
-		}
-		fullPath := shared.JoinPath(topDir, path)
-		sourceDir := filepath.Dir(path)
-		fileInfo, err := os.Stat(fullPath)
-		maybeQuit(err, "Error accessing Bazel file '%s'", fullPath)
-
-		if !fileInfo.IsDir() &&
-			(fileInfo.Name() == "BUILD" || fileInfo.Name() == "BUILD.bazel") {
-			// Process this BUILD file.
-			buildFileContent, err := os.ReadFile(fullPath)
-			maybeQuit(err, "Error reading Bazel file '%s'", fullPath)
-
-			matches := targetNameRegex.FindAllStringSubmatch(string(buildFileContent), -1)
-			for _, match := range matches {
-				result[sourceDir] = append(result[sourceDir], match[1])
-			}
-		}
-	}
-	return result
-}
-
 // Run Soong in the bp2build mode. This creates a standalone context that registers
 // an alternate pipeline of mutators and singletons specifically for generating
 // Bazel BUILD files instead of Ninja files.
@@ -786,7 +748,11 @@
 	ctx.EventHandler.Do("bp2build", func() {
 
 		ctx.EventHandler.Do("read_build", func() {
-			ctx.Config().SetBazelBuildFileTargets(buildTargetsByPackage(ctx))
+			existingBazelFiles, err := getExistingBazelRelatedFiles(topDir)
+			maybeQuit(err, "Error determining existing Bazel-related files")
+
+			err = ctx.ParseBuildFiles(topDir, existingBazelFiles)
+			maybeQuit(err, "Error parsing existing Bazel-related files")
 		})
 
 		// Propagate "allow misssing dependencies" bit. This is normally set in
diff --git a/device_config/Android.bp b/device_config/Android.bp
deleted file mode 100644
index 6c44454..0000000
--- a/device_config/Android.bp
+++ /dev/null
@@ -1,32 +0,0 @@
-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-android",
-        "soong-java",
-    ],
-    srcs: [
-        "device_config_definitions.go",
-        "device_config_values.go",
-        "device_config_value_set.go",
-        "init.go",
-        "java_device_config_definitions_library.go",
-        "testing.go",
-    ],
-    testSrcs: [
-        "device_config_definitions_test.go",
-        "device_config_values_test.go",
-        "device_config_value_set_test.go",
-    ],
-    pluginFor: ["soong_build"],
-}
diff --git a/device_config/java_device_config_definitions_library.go b/device_config/java_device_config_definitions_library.go
deleted file mode 100644
index 6e48ece..0000000
--- a/device_config/java_device_config_definitions_library.go
+++ /dev/null
@@ -1,71 +0,0 @@
-// 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"
-	"android/soong/java"
-	"fmt"
-	"github.com/google/blueprint"
-)
-
-type definitionsTagType struct {
-	blueprint.BaseDependencyTag
-}
-
-var definitionsTag = definitionsTagType{}
-
-type JavaDeviceConfigDefinitionsLibraryProperties struct {
-	// name of the device_config_definitions module to generate a library for
-	Device_config_definitions string
-}
-
-type JavaDeviceConfigDefinitionsLibraryCallbacks struct {
-	properties JavaDeviceConfigDefinitionsLibraryProperties
-}
-
-func JavaDefinitionsLibraryFactory() android.Module {
-	callbacks := &JavaDeviceConfigDefinitionsLibraryCallbacks{}
-	return java.GeneratedJavaLibraryModuleFactory("java_device_config_definitions_library", callbacks, &callbacks.properties)
-}
-
-func (callbacks *JavaDeviceConfigDefinitionsLibraryCallbacks) DepsMutator(module *java.GeneratedJavaLibraryModule, ctx android.BottomUpMutatorContext) {
-	definitions := callbacks.properties.Device_config_definitions
-	if len(definitions) == 0 {
-		// TODO: Add test for this case
-		ctx.PropertyErrorf("device_config_definitions", "device_config_definitions property required")
-	} else {
-		ctx.AddDependency(ctx.Module(), definitionsTag, definitions)
-	}
-}
-
-func (callbacks *JavaDeviceConfigDefinitionsLibraryCallbacks) GenerateSourceJarBuildActions(ctx android.ModuleContext) android.Path {
-	// Get the values that came from the global RELEASE_DEVICE_CONFIG_VALUE_SETS flag
-	definitionsModules := ctx.GetDirectDepsWithTag(definitionsTag)
-	if len(definitionsModules) != 1 {
-		panic(fmt.Errorf("Exactly one device_config_definitions property required"))
-	}
-	definitions := ctx.OtherModuleProvider(definitionsModules[0], definitionsProviderKey).(definitionsProviderData)
-
-	srcJarPath := android.PathForModuleGen(ctx, ctx.ModuleName()+".srcjar")
-	ctx.Build(pctx, android.BuildParams{
-		Rule:        srcJarRule,
-		Input:       definitions.intermediatePath,
-		Output:      srcJarPath,
-		Description: "device_config.srcjar",
-	})
-
-	return srcJarPath
-}
diff --git a/dexpreopt/config.go b/dexpreopt/config.go
index e61ebe6..bb83dc8 100644
--- a/dexpreopt/config.go
+++ b/dexpreopt/config.go
@@ -321,7 +321,7 @@
 				missingDepsCtx.AddMissingDependencies([]string{err.Error()})
 			}
 		} else {
-			android.ReportPathErrorf(ctx, "%w", err)
+			android.ReportPathErrorf(ctx, "%s", err)
 		}
 	}
 
diff --git a/go.mod b/go.mod
index 4a511c5..0a11bd2 100644
--- a/go.mod
+++ b/go.mod
@@ -1,6 +1,6 @@
 module android/soong
 
-go 1.19
+go 1.20
 
 require (
 	github.com/google/blueprint v0.0.0
diff --git a/java/base.go b/java/base.go
index f9c9e1e..75e25e3 100644
--- a/java/base.go
+++ b/java/base.go
@@ -1756,24 +1756,24 @@
 
 type providesTransitiveHeaderJars struct {
 	// set of header jars for all transitive libs deps
-	transitiveLibsHeaderJars *android.DepSet
+	transitiveLibsHeaderJars *android.DepSet[android.Path]
 	// set of header jars for all transitive static libs deps
-	transitiveStaticLibsHeaderJars *android.DepSet
+	transitiveStaticLibsHeaderJars *android.DepSet[android.Path]
 }
 
-func (j *providesTransitiveHeaderJars) TransitiveLibsHeaderJars() *android.DepSet {
+func (j *providesTransitiveHeaderJars) TransitiveLibsHeaderJars() *android.DepSet[android.Path] {
 	return j.transitiveLibsHeaderJars
 }
 
-func (j *providesTransitiveHeaderJars) TransitiveStaticLibsHeaderJars() *android.DepSet {
+func (j *providesTransitiveHeaderJars) TransitiveStaticLibsHeaderJars() *android.DepSet[android.Path] {
 	return j.transitiveStaticLibsHeaderJars
 }
 
 func (j *providesTransitiveHeaderJars) collectTransitiveHeaderJars(ctx android.ModuleContext) {
 	directLibs := android.Paths{}
 	directStaticLibs := android.Paths{}
-	transitiveLibs := []*android.DepSet{}
-	transitiveStaticLibs := []*android.DepSet{}
+	transitiveLibs := []*android.DepSet[android.Path]{}
+	transitiveStaticLibs := []*android.DepSet[android.Path]{}
 	ctx.VisitDirectDeps(func(module android.Module) {
 		// don't add deps of the prebuilt version of the same library
 		if ctx.ModuleName() == android.RemoveOptionalPrebuiltPrefix(module.Name()) {
diff --git a/java/bootclasspath_fragment.go b/java/bootclasspath_fragment.go
index 108fdd4..50429b0 100644
--- a/java/bootclasspath_fragment.go
+++ b/java/bootclasspath_fragment.go
@@ -479,8 +479,6 @@
 		for _, apiScope := range hiddenAPISdkLibrarySupportedScopes {
 			// Add a dependency onto a possibly scope specific stub library.
 			scopeSpecificDependency := apiScope.scopeSpecificStubModule(ctx, additionalStubModule)
-			// Use JavaApiLibraryName function to be redirected to stubs generated from .txt if applicable
-			scopeSpecificDependency = android.JavaApiLibraryName(ctx.Config(), scopeSpecificDependency)
 			tag := hiddenAPIStubsDependencyTag{apiScope: apiScope, fromAdditionalDependency: true}
 			ctx.AddVariationDependencies(nil, tag, scopeSpecificDependency)
 		}
diff --git a/java/bootclasspath_fragment_test.go b/java/bootclasspath_fragment_test.go
index 9bdef74..2541f14 100644
--- a/java/bootclasspath_fragment_test.go
+++ b/java/bootclasspath_fragment_test.go
@@ -432,39 +432,3 @@
 	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/config/makevars.go b/java/config/makevars.go
index d383d98..4e09195 100644
--- a/java/config/makevars.go
+++ b/java/config/makevars.go
@@ -29,10 +29,8 @@
 
 	// These are used by make when LOCAL_PRIVATE_PLATFORM_APIS is set (equivalent to platform_apis in blueprint):
 	ctx.Strict("LEGACY_CORE_PLATFORM_BOOTCLASSPATH_LIBRARIES",
-		strings.Join(android.JavaApiLibraryNames(ctx.Config(), LegacyCorePlatformBootclasspathLibraries), " "))
-	ctx.Strict("LEGACY_CORE_PLATFORM_SYSTEM_MODULES",
-		android.JavaApiLibraryName(ctx.Config(), LegacyCorePlatformSystemModules),
-	)
+		strings.Join(LegacyCorePlatformBootclasspathLibraries, " "))
+	ctx.Strict("LEGACY_CORE_PLATFORM_SYSTEM_MODULES", LegacyCorePlatformSystemModules)
 
 	ctx.Strict("ANDROID_JAVA_HOME", "${JavaHome}")
 	ctx.Strict("ANDROID_JAVA8_HOME", "prebuilts/jdk/jdk8/${hostPrebuiltTag}")
diff --git a/java/hiddenapi_modular.go b/java/hiddenapi_modular.go
index da9c997..c6b921b 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 == android.JavaApiLibraryName(ctx.Config(), scope.nonUpdatableSourceModule) {
+	if name == scope.nonUpdatablePrebuiltModule || name == 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/java.go b/java/java.go
index a026610..caafaa2 100644
--- a/java/java.go
+++ b/java/java.go
@@ -231,10 +231,10 @@
 	HeaderJars android.Paths
 
 	// set of header jars for all transitive libs deps
-	TransitiveLibsHeaderJars *android.DepSet
+	TransitiveLibsHeaderJars *android.DepSet[android.Path]
 
 	// set of header jars for all transitive static libs deps
-	TransitiveStaticLibsHeaderJars *android.DepSet
+	TransitiveStaticLibsHeaderJars *android.DepSet[android.Path]
 
 	// ImplementationAndResourceJars is a list of jars that contain the implementations of classes
 	// in the module as well as any resources included in the module.
@@ -459,7 +459,7 @@
 		ctx.AddVariationDependencies(nil, sdkLibTag, sdkDep.classpath...)
 		if d.effectiveOptimizeEnabled() && sdkDep.hasStandardLibs() {
 			ctx.AddVariationDependencies(nil, proguardRaiseTag,
-				android.JavaApiLibraryNames(ctx.Config(), config.LegacyCorePlatformBootclasspathLibraries)...,
+				config.LegacyCorePlatformBootclasspathLibraries...,
 			)
 		}
 		if d.effectiveOptimizeEnabled() && sdkDep.hasFrameworkLibs() {
diff --git a/java/legacy_core_platform_api_usage.go b/java/legacy_core_platform_api_usage.go
index 04c6d05..6cb549e 100644
--- a/java/legacy_core_platform_api_usage.go
+++ b/java/legacy_core_platform_api_usage.go
@@ -93,16 +93,16 @@
 
 func corePlatformSystemModules(ctx android.EarlyModuleContext) string {
 	if useLegacyCorePlatformApi(ctx, ctx.ModuleName()) {
-		return android.JavaApiLibraryName(ctx.Config(), config.LegacyCorePlatformSystemModules)
+		return config.LegacyCorePlatformSystemModules
 	} else {
-		return android.JavaApiLibraryName(ctx.Config(), config.StableCorePlatformSystemModules)
+		return config.StableCorePlatformSystemModules
 	}
 }
 
 func corePlatformBootclasspathLibraries(ctx android.EarlyModuleContext) []string {
 	if useLegacyCorePlatformApi(ctx, ctx.ModuleName()) {
-		return android.JavaApiLibraryNames(ctx.Config(), config.LegacyCorePlatformBootclasspathLibraries)
+		return config.LegacyCorePlatformBootclasspathLibraries
 	} else {
-		return android.JavaApiLibraryNames(ctx.Config(), config.StableCorePlatformBootclasspathLibraries)
+		return config.StableCorePlatformBootclasspathLibraries
 	}
 }
diff --git a/java/lint.go b/java/lint.go
index a0f9970..f84f1c0 100644
--- a/java/lint.go
+++ b/java/lint.go
@@ -117,18 +117,18 @@
 }
 
 type LintDepSets struct {
-	HTML, Text, XML *android.DepSet
+	HTML, Text, XML *android.DepSet[android.Path]
 }
 
 type LintDepSetsBuilder struct {
-	HTML, Text, XML *android.DepSetBuilder
+	HTML, Text, XML *android.DepSetBuilder[android.Path]
 }
 
 func NewLintDepSetBuilder() LintDepSetsBuilder {
 	return LintDepSetsBuilder{
-		HTML: android.NewDepSetBuilder(android.POSTORDER),
-		Text: android.NewDepSetBuilder(android.POSTORDER),
-		XML:  android.NewDepSetBuilder(android.POSTORDER),
+		HTML: android.NewDepSetBuilder[android.Path](android.POSTORDER),
+		Text: android.NewDepSetBuilder[android.Path](android.POSTORDER),
+		XML:  android.NewDepSetBuilder[android.Path](android.POSTORDER),
 	}
 }
 
@@ -553,9 +553,9 @@
 }
 
 func BuildModuleLintReportZips(ctx android.ModuleContext, depSets LintDepSets) android.Paths {
-	htmlList := depSets.HTML.ToSortedList()
-	textList := depSets.Text.ToSortedList()
-	xmlList := depSets.XML.ToSortedList()
+	htmlList := android.SortedUniquePaths(depSets.HTML.ToList())
+	textList := android.SortedUniquePaths(depSets.Text.ToList())
+	xmlList := android.SortedUniquePaths(depSets.XML.ToList())
 
 	if len(htmlList) == 0 && len(textList) == 0 && len(xmlList) == 0 {
 		return nil
diff --git a/java/sdk.go b/java/sdk.go
index 7699aab..7c702c4 100644
--- a/java/sdk.go
+++ b/java/sdk.go
@@ -148,7 +148,7 @@
 	toModule := func(module string, aidl android.Path) sdkDep {
 		// Select the kind of system modules needed for the sdk version.
 		systemModulesKind := systemModuleKind(sdkVersion.Kind, android.FutureApiLevel)
-		systemModules := android.JavaApiLibraryName(ctx.Config(), fmt.Sprintf("core-%s-stubs-system-modules", systemModulesKind))
+		systemModules := fmt.Sprintf("core-%s-stubs-system-modules", systemModulesKind)
 		return sdkDep{
 			useModule:          true,
 			bootclasspath:      []string{module, config.DefaultLambdaStubsLibrary},
@@ -198,7 +198,7 @@
 		return sdkDep{
 			useModule:        true,
 			bootclasspath:    []string{android.SdkCore.DefaultJavaLibraryName(), config.DefaultLambdaStubsLibrary},
-			systemModules:    android.JavaApiLibraryName(ctx.Config(), "core-public-stubs-system-modules"),
+			systemModules:    "core-public-stubs-system-modules",
 			noFrameworksLibs: true,
 		}
 	case android.SdkModule:
diff --git a/java/sdk_library.go b/java/sdk_library.go
index 3de8238..a3d81ce 100644
--- a/java/sdk_library.go
+++ b/java/sdk_library.go
@@ -25,6 +25,7 @@
 	"sync"
 
 	"android/soong/ui/metrics/bp2build_metrics_proto"
+
 	"github.com/google/blueprint"
 	"github.com/google/blueprint/proptools"
 
@@ -1698,7 +1699,6 @@
 		"MissingPermission",
 		"SdkConstant",
 		"Todo",
-		"Typo",
 		"UnavailableSymbol",
 	}
 	droidstubsArgs = append(droidstubsArgs, android.JoinWithPrefix(disabledWarnings, "--hide "))
diff --git a/rust/builder.go b/rust/builder.go
index bf009a5..c31bc88 100644
--- a/rust/builder.go
+++ b/rust/builder.go
@@ -217,6 +217,22 @@
 		envVars = append(envVars, "OUT_DIR=out")
 	}
 
+	envVars = append(envVars, "ANDROID_RUST_VERSION="+config.GetRustVersion(ctx))
+
+	if ctx.RustModule().compiler.CargoEnvCompat() {
+		if bin, ok := ctx.RustModule().compiler.(*binaryDecorator); ok {
+			envVars = append(envVars, "CARGO_BIN_NAME="+bin.getStem(ctx))
+		}
+		envVars = append(envVars, "CARGO_CRATE_NAME="+ctx.RustModule().CrateName())
+		envVars = append(envVars, "CARGO_PKG_NAME="+ctx.RustModule().CrateName())
+		pkgVersion := ctx.RustModule().compiler.CargoPkgVersion()
+		if pkgVersion != "" {
+			envVars = append(envVars, "CARGO_PKG_VERSION="+pkgVersion)
+		}
+	}
+
+	envVars = append(envVars, "AR=${cc_config.ClangBin}/llvm-ar")
+
 	return envVars
 }
 
@@ -317,22 +333,6 @@
 		implicits = append(implicits, outputs.Paths()...)
 	}
 
-	envVars = append(envVars, "ANDROID_RUST_VERSION="+config.GetRustVersion(ctx))
-
-	if ctx.RustModule().compiler.CargoEnvCompat() {
-		if _, ok := ctx.RustModule().compiler.(*binaryDecorator); ok {
-			envVars = append(envVars, "CARGO_BIN_NAME="+strings.TrimSuffix(outputFile.Base(), outputFile.Ext()))
-		}
-		envVars = append(envVars, "CARGO_CRATE_NAME="+ctx.RustModule().CrateName())
-		envVars = append(envVars, "CARGO_PKG_NAME="+ctx.RustModule().CrateName())
-		pkgVersion := ctx.RustModule().compiler.CargoPkgVersion()
-		if pkgVersion != "" {
-			envVars = append(envVars, "CARGO_PKG_VERSION="+pkgVersion)
-		}
-	}
-
-	envVars = append(envVars, "AR=${cc_config.ClangBin}/llvm-ar")
-
 	if flags.Clippy {
 		clippyFile := android.PathForModuleOut(ctx, outputFile.Base()+".clippy")
 		ctx.Build(pctx, android.BuildParams{
diff --git a/rust/config/global.go b/rust/config/global.go
index f838d0e..d844a25 100644
--- a/rust/config/global.go
+++ b/rust/config/global.go
@@ -41,6 +41,7 @@
 	}
 
 	GlobalRustFlags = []string{
+		"-Z stack-protector=strong",
 		"-Z remap-cwd-prefix=.",
 		"-C codegen-units=1",
 		"-C debuginfo=2",
diff --git a/rust/library.go b/rust/library.go
index ca5ad14..331763a 100644
--- a/rust/library.go
+++ b/rust/library.go
@@ -566,7 +566,7 @@
 	}
 
 	if library.static() {
-		depSet := android.NewDepSetBuilder(android.TOPOLOGICAL).Direct(outputFile).Build()
+		depSet := android.NewDepSetBuilder[android.Path](android.TOPOLOGICAL).Direct(outputFile).Build()
 		ctx.SetProvider(cc.StaticLibraryInfoProvider, cc.StaticLibraryInfo{
 			StaticLibrary: outputFile,
 
diff --git a/tests/lib.sh b/tests/lib.sh
index b5dea99..4aaf272 100644
--- a/tests/lib.sh
+++ b/tests/lib.sh
@@ -144,6 +144,7 @@
   symlink_directory prebuilts/jdk
   symlink_directory external/bazel-skylib
   symlink_directory external/bazelbuild-rules_android
+  symlink_directory external/bazelbuild-rules_go
   symlink_directory external/bazelbuild-rules_license
   symlink_directory external/bazelbuild-kotlin-rules
 
diff --git a/tests/sbom_test.sh b/tests/sbom_test.sh
index 94fe51d..19987f2 100755
--- a/tests/sbom_test.sh
+++ b/tests/sbom_test.sh
@@ -23,194 +23,204 @@
   exit 1
 fi
 
-tmp_dir="$(mktemp -d tmp.XXXXXX)"
+function setup {
+  tmp_dir="$(mktemp -d tmp.XXXXXX)"
+  trap 'cleanup "${tmp_dir}"' EXIT
+  echo "${tmp_dir}"
+}
+
 function cleanup {
+  tmp_dir="$1"; shift
   rm -rf "${tmp_dir}"
 }
-trap cleanup EXIT
-
-out_dir=$tmp_dir
-droid_target=droid
-
-debug=false
-if [ $debug = "true" ]; then
-  out_dir=out
-  droid_target=
-fi
 
 function run_soong {
-  TARGET_PRODUCT="aosp_cf_x86_64_phone" TARGET_BUILD_VARIANT=userdebug OUT_DIR=$out_dir \
-    build/soong/soong_ui.bash --make-mode "$@"
+  target_product="$1";shift
+  out_dir="$1"; shift
+  targets="$1"; shift
+  if [ "$#" -ge 1 ]; then
+    apps=$1; shift
+    TARGET_PRODUCT="${target_product}" TARGET_BUILD_VARIANT=userdebug OUT_DIR="${out_dir}" TARGET_BUILD_UNBUNDLED=true TARGET_BUILD_APPS=$apps build/soong/soong_ui.bash --make-mode ${targets}
+  else
+    TARGET_PRODUCT="${target_product}" TARGET_BUILD_VARIANT=userdebug OUT_DIR="${out_dir}" build/soong/soong_ui.bash --make-mode ${targets}
+  fi
 }
 
-# m droid, build sbom later in case additional dependencies might be built and included in partition images.
-run_soong $droid_target dump.erofs lz4
-
-product_out=$out_dir/target/product/vsoc_x86_64
-sbom_test=$product_out/sbom_test
-mkdir $sbom_test
-cp $product_out/*.img $sbom_test
-
-# m sbom
-run_soong sbom
-
-# Generate installed file list from .img files in PRODUCT_OUT
-dump_erofs=$out_dir/host/linux-x86/bin/dump.erofs
-lz4=$out_dir/host/linux-x86/bin/lz4
-
-declare -A diff_excludes
-diff_excludes[odm]="-I /odm/lib/modules"
-diff_excludes[vendor]=\
-"-I /vendor/lib64/libkeystore2_crypto.so \
- -I /vendor/lib/modules \
- -I /vendor/odm"
-diff_excludes[system]=\
-"-I /bin \
- -I /bugreports \
- -I /cache \
- -I /d \
- -I /etc \
- -I /init \
- -I /odm/app \
- -I /odm/bin \
- -I /odm_dlkm/etc \
- -I /odm/etc \
- -I /odm/firmware \
- -I /odm/framework \
- -I /odm/lib \
- -I /odm/lib64 \
- -I /odm/overlay \
- -I /odm/priv-app \
- -I /odm/usr \
- -I /sdcard \
- -I /system/lib64/android.hardware.confirmationui@1.0.so \
- -I /system/lib64/android.hardware.confirmationui-V1-ndk.so \
- -I /system/lib64/android.hardware.keymaster@4.1.so \
- -I /system/lib64/android.hardware.security.rkp-V3-ndk.so \
- -I /system/lib64/android.hardware.security.sharedsecret-V1-ndk.so \
- -I /system/lib64/android.security.compat-ndk.so \
- -I /system/lib64/libkeymaster4_1support.so \
- -I /system/lib64/libkeymaster4support.so \
- -I /system/lib64/libkeymint.so \
- -I /system/lib64/libkeystore2_aaid.so \
- -I /system/lib64/libkeystore2_apc_compat.so \
- -I /system/lib64/libkeystore2_crypto.so \
- -I /system/lib64/libkeystore-attestation-application-id.so \
- -I /system/lib64/libkm_compat_service.so \
- -I /system/lib64/libkm_compat.so \
- -I /system/lib64/vndk-29 \
- -I /system/lib64/vndk-sp-29 \
- -I /system/lib/vndk-29 \
- -I /system/lib/vndk-sp-29 \
- -I /system/usr/icu \
- -I /vendor_dlkm/etc"
-
 function diff_files {
-   file_list_file="$1"; shift
-   files_in_spdx_file="$1"; shift
-   partition_name="$1"; shift
-   exclude=
-   if [ -v 'diff_excludes[$partition_name]' ]; then
-     exclude=${diff_excludes[$partition_name]}
-   fi
-
-   diff "$file_list_file" "$files_in_spdx_file" $exclude
-   if [ $? != "0" ]; then
-     echo Found diffs in $f and SBOM.
-     exit 1
-   else
-     echo No diffs.
-   fi
- }
-
-# Example output of dump.erofs is as below, and the data used in the test start
-# at line 11. Column 1 is inode id, column 2 is inode type and column 3 is name.
-# Each line is captured in variable "entry", awk is used to get type and name.
-# Output of dump.erofs:
-#     File : /
-#     Size: 160  On-disk size: 160  directory
-#     NID: 39   Links: 10   Layout: 2   Compression ratio: 100.00%
-#     Inode size: 64   Extent size: 0   Xattr size: 16
-#     Uid: 0   Gid: 0  Access: 0755/rwxr-xr-x
-#     Timestamp: 2023-02-14 01:15:54.000000000
-#
-#            NID TYPE  FILENAME
-#             39    2  .
-#             39    2  ..
-#             47    2  app
-#        1286748    2  bin
-#        1286754    2  etc
-#        5304814    2  lib
-#        5309056    2  lib64
-#        5309130    2  media
-#        5388910    2  overlay
-#        5479537    2  priv-app
-EROFS_IMAGES="\
-  $sbom_test/product.img \
-  $sbom_test/system.img \
-  $sbom_test/system_ext.img \
-  $sbom_test/system_dlkm.img \
-  $sbom_test/system_other.img \
-  $sbom_test/odm.img \
-  $sbom_test/odm_dlkm.img \
-  $sbom_test/vendor.img \
-  $sbom_test/vendor_dlkm.img"
-for f in $EROFS_IMAGES; do
-  partition_name=$(basename $f | cut -d. -f1)
-  file_list_file="${sbom_test}/sbom-${partition_name}-files.txt"
-  files_in_spdx_file="${sbom_test}/sbom-${partition_name}-files-in-spdx.txt"
-  rm "$file_list_file" > /dev/null 2>&1
-  all_dirs="/"
-  while [ ! -z "$all_dirs" ]; do
-    dir=$(echo "$all_dirs" | cut -d ' ' -f1)
-    all_dirs=$(echo "$all_dirs" | cut -d ' ' -f1 --complement -s)
-    entries=$($dump_erofs --ls --path "$dir" $f | tail -n +11)
-    while read -r entry; do
-      inode_type=$(echo $entry | awk -F ' ' '{print $2}')
-      name=$(echo $entry | awk -F ' ' '{print $3}')
-      case $inode_type in
-        "2")  # directory
-          all_dirs=$(echo "$all_dirs $dir/$name" | sed 's/^\s*//')
-          ;;
-        "1"|"7")  # 1: file, 7: symlink
-          (
-          if [ "$partition_name" != "system" ]; then
-            # system partition is mounted to /, not to prepend partition name.
-            printf %s "/$partition_name"
-          fi
-          echo "$dir/$name" | sed 's#^//#/#'
-          ) >> "$file_list_file"
-          ;;
-      esac
-    done <<< "$entries"
-  done
-  sort -n -o "$file_list_file" "$file_list_file"
-
-  grep "FileName: /${partition_name}/" $product_out/sbom.spdx | sed 's/^FileName: //' > "$files_in_spdx_file"
-  if [ "$partition_name" = "system" ]; then
-    # system partition is mounted to /, so include FileName starts with /root/ too.
-    grep "FileName: /root/" $product_out/sbom.spdx | sed 's/^FileName: \/root//' >> "$files_in_spdx_file"
+  file_list_file="$1"; shift
+  files_in_spdx_file="$1"; shift
+  partition_name="$1"; shift
+  exclude=
+  if [ -v 'diff_excludes[$partition_name]' ]; then
+   exclude=${diff_excludes[$partition_name]}
   fi
-  sort -n -o "$files_in_spdx_file" "$files_in_spdx_file"
 
-  echo ============ Diffing files in $f and SBOM
-  diff_files "$file_list_file" "$files_in_spdx_file" "$partition_name"
-done
+  diff "$file_list_file" "$files_in_spdx_file" $exclude
+  if [ $? != "0" ]; then
+   echo Found diffs in $f and SBOM.
+   exit 1
+  else
+   echo No diffs.
+  fi
+}
 
-RAMDISK_IMAGES="$product_out/ramdisk.img"
-for f in $RAMDISK_IMAGES; do
-  partition_name=$(basename $f | cut -d. -f1)
-  file_list_file="${sbom_test}/sbom-${partition_name}-files.txt"
-  files_in_spdx_file="${sbom_test}/sbom-${partition_name}-files-in-spdx.txt"
-  # lz4 decompress $f to stdout
-  # cpio list all entries like ls -l
-  # grep filter normal files and symlinks
-  # awk get entry names
-  # sed remove partition name from entry names
-  $lz4 -c -d $f | cpio -tv 2>/dev/null | grep '^[-l]' | awk -F ' ' '{print $9}' | sed "s:^:/$partition_name/:" | sort -n > "$file_list_file"
+function test_sbom_aosp_cf_x86_64_phone {
+  # Setup
+  out_dir="$(setup)"
 
-  grep "FileName: /${partition_name}/" $product_out/sbom.spdx | sed 's/^FileName: //' | sort -n > "$files_in_spdx_file"
+  # Test
+  # m droid, build sbom later in case additional dependencies might be built and included in partition images.
+  run_soong "aosp_cf_x86_64_phone" "${out_dir}" "droid dump.erofs lz4"
 
-  echo ============ Diffing files in $f and SBOM
-  diff_files "$file_list_file" "$files_in_spdx_file" "$partition_name"
-done
\ No newline at end of file
+  product_out=$out_dir/target/product/vsoc_x86_64
+  sbom_test=$product_out/sbom_test
+  mkdir -p $sbom_test
+  cp $product_out/*.img $sbom_test
+
+  # m sbom
+  run_soong "aosp_cf_x86_64_phone" "${out_dir}" sbom
+
+  # Generate installed file list from .img files in PRODUCT_OUT
+  dump_erofs=$out_dir/host/linux-x86/bin/dump.erofs
+  lz4=$out_dir/host/linux-x86/bin/lz4
+
+  declare -A diff_excludes
+  diff_excludes[vendor]="-I /vendor/lib64/libkeystore2_crypto.so"
+  diff_excludes[system]="\
+    -I /bin \
+    -I /bugreports \
+    -I /cache \
+    -I /d \
+    -I /etc \
+    -I /init \
+    -I /odm/app \
+    -I /odm/bin \
+    -I /odm_dlkm/etc \
+    -I /odm/etc \
+    -I /odm/firmware \
+    -I /odm/framework \
+    -I /odm/lib \
+    -I /odm/lib64 \
+    -I /odm/overlay \
+    -I /odm/priv-app \
+    -I /odm/usr \
+    -I /sdcard \
+    -I /system/lib64/android.hardware.confirmationui@1.0.so \
+    -I /system/lib64/android.hardware.confirmationui-V1-ndk.so \
+    -I /system/lib64/android.hardware.keymaster@4.1.so \
+    -I /system/lib64/android.hardware.security.rkp-V3-ndk.so \
+    -I /system/lib64/android.hardware.security.sharedsecret-V1-ndk.so \
+    -I /system/lib64/android.security.compat-ndk.so \
+    -I /system/lib64/libkeymaster4_1support.so \
+    -I /system/lib64/libkeymaster4support.so \
+    -I /system/lib64/libkeymint.so \
+    -I /system/lib64/libkeystore2_aaid.so \
+    -I /system/lib64/libkeystore2_apc_compat.so \
+    -I /system/lib64/libkeystore2_crypto.so \
+    -I /system/lib64/libkeystore-attestation-application-id.so \
+    -I /system/lib64/libkm_compat_service.so \
+    -I /system/lib64/libkm_compat.so \
+    -I /system/lib64/vndk-29 \
+    -I /system/lib64/vndk-sp-29 \
+    -I /system/lib/vndk-29 \
+    -I /system/lib/vndk-sp-29 \
+    -I /system/usr/icu \
+    -I /vendor_dlkm/etc"
+
+  # Example output of dump.erofs is as below, and the data used in the test start
+  # at line 11. Column 1 is inode id, column 2 is inode type and column 3 is name.
+  # Each line is captured in variable "entry", awk is used to get type and name.
+  # Output of dump.erofs:
+  #     File : /
+  #     Size: 160  On-disk size: 160  directory
+  #     NID: 39   Links: 10   Layout: 2   Compression ratio: 100.00%
+  #     Inode size: 64   Extent size: 0   Xattr size: 16
+  #     Uid: 0   Gid: 0  Access: 0755/rwxr-xr-x
+  #     Timestamp: 2023-02-14 01:15:54.000000000
+  #
+  #            NID TYPE  FILENAME
+  #             39    2  .
+  #             39    2  ..
+  #             47    2  app
+  #        1286748    2  bin
+  #        1286754    2  etc
+  #        5304814    2  lib
+  #        5309056    2  lib64
+  #        5309130    2  media
+  #        5388910    2  overlay
+  #        5479537    2  priv-app
+  EROFS_IMAGES="\
+    $sbom_test/product.img \
+    $sbom_test/system.img \
+    $sbom_test/system_ext.img \
+    $sbom_test/system_dlkm.img \
+    $sbom_test/system_other.img \
+    $sbom_test/odm.img \
+    $sbom_test/odm_dlkm.img \
+    $sbom_test/vendor.img \
+    $sbom_test/vendor_dlkm.img"
+  for f in $EROFS_IMAGES; do
+    partition_name=$(basename $f | cut -d. -f1)
+    file_list_file="${sbom_test}/sbom-${partition_name}-files.txt"
+    files_in_spdx_file="${sbom_test}/sbom-${partition_name}-files-in-spdx.txt"
+    rm "$file_list_file" > /dev/null 2>&1 || true
+    all_dirs="/"
+    while [ ! -z "$all_dirs" ]; do
+      dir=$(echo "$all_dirs" | cut -d ' ' -f1)
+      all_dirs=$(echo "$all_dirs" | cut -d ' ' -f1 --complement -s)
+      entries=$($dump_erofs --ls --path "$dir" $f | tail -n +11)
+      while read -r entry; do
+        inode_type=$(echo $entry | awk -F ' ' '{print $2}')
+        name=$(echo $entry | awk -F ' ' '{print $3}')
+        case $inode_type in
+          "2")  # directory
+            all_dirs=$(echo "$all_dirs $dir/$name" | sed 's/^\s*//')
+            ;;
+          "1"|"7")  # 1: file, 7: symlink
+            (
+            if [ "$partition_name" != "system" ]; then
+              # system partition is mounted to /, not to prepend partition name.
+              printf %s "/$partition_name"
+            fi
+            echo "$dir/$name" | sed 's#^//#/#'
+            ) >> "$file_list_file"
+            ;;
+        esac
+      done <<< "$entries"
+    done
+    sort -n -o "$file_list_file" "$file_list_file"
+
+    grep "FileName: /${partition_name}/" $product_out/sbom.spdx | sed 's/^FileName: //' > "$files_in_spdx_file"
+    if [ "$partition_name" = "system" ]; then
+      # system partition is mounted to /, so include FileName starts with /root/ too.
+      grep "FileName: /root/" $product_out/sbom.spdx | sed 's/^FileName: \/root//' >> "$files_in_spdx_file"
+    fi
+    sort -n -o "$files_in_spdx_file" "$files_in_spdx_file"
+
+    echo ============ Diffing files in $f and SBOM
+    diff_files "$file_list_file" "$files_in_spdx_file" "$partition_name"
+  done
+
+  RAMDISK_IMAGES="$product_out/ramdisk.img"
+  for f in $RAMDISK_IMAGES; do
+    partition_name=$(basename $f | cut -d. -f1)
+    file_list_file="${sbom_test}/sbom-${partition_name}-files.txt"
+    files_in_spdx_file="${sbom_test}/sbom-${partition_name}-files-in-spdx.txt"
+    # lz4 decompress $f to stdout
+    # cpio list all entries like ls -l
+    # grep filter normal files and symlinks
+    # awk get entry names
+    # sed remove partition name from entry names
+    $lz4 -c -d $f | cpio -tv 2>/dev/null | grep '^[-l]' | awk -F ' ' '{print $9}' | sed "s:^:/$partition_name/:" | sort -n > "$file_list_file"
+
+    grep "FileName: /${partition_name}/" $product_out/sbom.spdx | sed 's/^FileName: //' | sort -n > "$files_in_spdx_file"
+
+    echo ============ Diffing files in $f and SBOM
+    diff_files "$file_list_file" "$files_in_spdx_file" "$partition_name"
+  done
+
+  # Teardown
+  cleanup "${out_dir}"
+}
+
+test_sbom_aosp_cf_x86_64_phone
\ No newline at end of file
diff --git a/third_party/zip/android_test.go b/third_party/zip/android_test.go
index 46588d4..3911dd4 100644
--- a/third_party/zip/android_test.go
+++ b/third_party/zip/android_test.go
@@ -190,7 +190,9 @@
 		t.Errorf("wanted directoryRecords %d, got %d", w, g)
 	}
 
-	if g, w := d.directorySize, uint64(uint32max); g != w {
+	zip64ExtraBuf := 48                                                  // 4x uint16 + 5x uint64
+	expectedDirSize := directoryHeaderLen + zip64ExtraBuf + len("large") // name of header
+	if g, w := d.directorySize, uint64(expectedDirSize); g != w {
 		t.Errorf("wanted directorySize %d, got %d", w, g)
 	}
 
diff --git a/ui/build/config.go b/ui/build/config.go
index 80038f5..e642772 100644
--- a/ui/build/config.go
+++ b/ui/build/config.go
@@ -1375,6 +1375,12 @@
 }
 
 func (c *configImpl) UseRBE() bool {
+	authType, _ := c.rbeAuth()
+	// Do not use RBE with prod credentials in scenarios when stubby doesn't exist, since
+	// its unlikely that we will be able to obtain necessary creds without stubby.
+	if !c.StubbyExists() && strings.Contains(authType, "use_google_prod_creds"){
+		return false
+	}
 	if v, ok := c.Environment().Get("USE_RBE"); ok {
 		v = strings.TrimSpace(v)
 		if v != "" && v != "false" {
@@ -1514,7 +1520,7 @@
 	if googleProdCredsExistCache {
 		return googleProdCredsExistCache
 	}
-	if _, err := exec.Command("/usr/bin/gcertstatus").Output(); err != nil {
+	if _, err := exec.Command("/usr/bin/gcertstatus", "-nocheck_ssh").Output(); err != nil {
 		return false
 	}
 	googleProdCredsExistCache = true
diff --git a/ui/build/soong.go b/ui/build/soong.go
index 07d6188..a4cf7fb 100644
--- a/ui/build/soong.go
+++ b/ui/build/soong.go
@@ -532,13 +532,15 @@
 	runMicrofactory(ctx, config, "bpglob", "github.com/google/blueprint/bootstrap/bpglob",
 		map[string]string{"github.com/google/blueprint": "build/blueprint"})
 
-	ninja := func(name, ninjaFile string, targets ...string) {
-		ctx.BeginTrace(metrics.RunSoong, name)
+	ninja := func(targets ...string) {
+		ctx.BeginTrace(metrics.RunSoong, "bootstrap")
 		defer ctx.EndTrace()
 
 		if config.IsPersistentBazelEnabled() {
 			bazelProxy := bazel.NewProxyServer(ctx.Logger, config.OutDir(), filepath.Join(config.SoongOutDir(), "workspace"), config.GetBazeliskBazelVersion())
-			bazelProxy.Start()
+			if err := bazelProxy.Start(); err != nil {
+				ctx.Fatalf("Failed to create bazel proxy")
+			}
 			defer bazelProxy.Close()
 		}
 
@@ -556,7 +558,7 @@
 			"-w", "missingoutfile=err",
 			"-j", strconv.Itoa(config.Parallel()),
 			"--frontend_file", fifo,
-			"-f", filepath.Join(config.SoongOutDir(), ninjaFile),
+			"-f", filepath.Join(config.SoongOutDir(), "bootstrap.ninja"),
 		}
 
 		if extra, ok := config.Environment().Get("SOONG_UI_NINJA_ARGS"); ok {
@@ -565,7 +567,7 @@
 		}
 
 		ninjaArgs = append(ninjaArgs, targets...)
-		cmd := Command(ctx, config, "soong "+name,
+		cmd := Command(ctx, config, "soong bootstrap",
 			config.PrebuiltBuildTool("ninja"), ninjaArgs...)
 
 		var ninjaEnv Environment
@@ -606,7 +608,7 @@
 		targets = append(targets, config.SoongNinjaFile())
 	}
 
-	ninja("bootstrap", "bootstrap.ninja", targets...)
+	ninja(targets...)
 
 	distGzipFile(ctx, config, config.SoongNinjaFile(), "soong")
 	distFile(ctx, config, config.SoongVarsFile(), "soong")
diff --git a/ui/metrics/metrics.go b/ui/metrics/metrics.go
index 6d60316..d68ced8 100644
--- a/ui/metrics/metrics.go
+++ b/ui/metrics/metrics.go
@@ -230,7 +230,7 @@
 
 func (m *Metrics) UpdateTotalRealTimeAndNonZeroExit(data []byte, bazelExitCode int32) error {
 	if err := proto.Unmarshal(data, &m.metrics); err != nil {
-		return fmt.Errorf("Failed to unmarshal proto", err)
+		return fmt.Errorf("Failed to unmarshal proto: %w", err)
 	}
 	startTime := *m.metrics.Total.StartTime
 	endTime := uint64(time.Now().UnixNano())
diff --git a/ui/status/kati.go b/ui/status/kati.go
index 1485c8d..dbb0ce3 100644
--- a/ui/status/kati.go
+++ b/ui/status/kati.go
@@ -24,7 +24,7 @@
 )
 
 var katiError = regexp.MustCompile(`^(\033\[1m)?[^ ]+:[0-9]+: (\033\[31m)?error:`)
-var katiIncludeRe = regexp.MustCompile(`^(\[(\d+)/(\d+)] )?((including [^ ]+|initializing (build|packaging) system|finishing (build|packaging) rules|writing (build|packaging) rules) ...)$`)
+var katiIncludeRe = regexp.MustCompile(`^(\[(\d+)/(\d+)] )?((including [^ ]+|initializing (legacy Make module parser|packaging system)|finishing (legacy Make module parsing|packaging rules)|writing (legacy Make module|packaging) rules) ...)$`)
 var katiLogRe = regexp.MustCompile(`^\*kati\*: `)
 var katiNinjaMissing = regexp.MustCompile("^[^ ]+ is missing, regenerating...$")
 
diff --git a/ui/status/kati_test.go b/ui/status/kati_test.go
index f2cb813..fd1b4b5 100644
--- a/ui/status/kati_test.go
+++ b/ui/status/kati_test.go
@@ -65,7 +65,7 @@
 	parser.parseLine("out/build-aosp_arm.ninja is missing, regenerating...")
 	output.Expect(t, Counts{})
 
-	parser.parseLine("[1/1] initializing build system ...")
+	parser.parseLine("[1/1] initializing legacy Make module parser ...")
 	output.Expect(t, Counts{
 		TotalActions:    1,
 		RunningActions:  1,
@@ -86,14 +86,14 @@
 	parser.parseLine(msg)
 
 	// Start the next line to flush the previous result
-	parser.parseLine("[4/5] finishing build rules ...")
+	parser.parseLine("[4/5] finishing legacy Make module parsing ...")
 
 	msg += "\n"
 	if output.result.Output != msg {
 		t.Errorf("output for action did not match:\nwant: %q\n got: %q\n", msg, output.result.Output)
 	}
 
-	parser.parseLine("[5/5] writing build rules ...")
+	parser.parseLine("[5/5] writing legacy Make module rules ...")
 	parser.parseLine("*kati*: verbose msg")
 	parser.flushAction()
 
@@ -118,7 +118,7 @@
 		st: status.StartTool(),
 	}
 
-	parser.parseLine("[1/1] initializing build system ...")
+	parser.parseLine("[1/1] initializing legacy Make module parser ...")
 	parser.parseLine("[2/5] including out/soong/Android-aosp_arm.mk ...")
 	output.Expect(t, Counts{
 		TotalActions:    5,
@@ -145,7 +145,7 @@
 		FinishedActions: 3,
 	})
 
-	parser.parseLine("[3/5] finishing build rules ...")
+	parser.parseLine("[3/5] finishing legacy Make module parsing ...")
 
 	output.Expect(t, Counts{
 		TotalActions:    7,
@@ -164,7 +164,7 @@
 		st: status.StartTool(),
 	}
 
-	parser.parseLine("[1/1] initializing build system ...")
+	parser.parseLine("[1/1] initializing legacy Make module parser ...")
 	parser.parseLine("[2/5] inclduing out/soong/Android-aosp_arm.mk ...")
 	parser.parseLine("build/make/tools/Android.mk:19: error: testing")
 	parser.flushAction()
diff --git a/ui/status/ninja.go b/ui/status/ninja.go
index fc0e21a..fb760ac 100644
--- a/ui/status/ninja.go
+++ b/ui/status/ninja.go
@@ -174,6 +174,7 @@
 						IOOutputKB:                 msg.EdgeFinished.GetIoOutputKb(),
 						VoluntaryContextSwitches:   msg.EdgeFinished.GetVoluntaryContextSwitches(),
 						InvoluntaryContextSwitches: msg.EdgeFinished.GetInvoluntaryContextSwitches(),
+						Tags:                       msg.EdgeFinished.GetTags(),
 					},
 				})
 			}
diff --git a/ui/status/ninja_frontend/frontend.pb.go b/ui/status/ninja_frontend/frontend.pb.go
index bcadc67..d0c4953 100644
--- a/ui/status/ninja_frontend/frontend.pb.go
+++ b/ui/status/ninja_frontend/frontend.pb.go
@@ -14,8 +14,8 @@
 
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
-// 	protoc-gen-go v1.26.0
-// 	protoc        v3.9.1
+// 	protoc-gen-go v1.28.1
+// 	protoc        v3.21.12
 // source: frontend.proto
 
 package ninja_frontend
@@ -459,6 +459,9 @@
 	VoluntaryContextSwitches *uint64 `protobuf:"varint,12,opt,name=voluntary_context_switches,json=voluntaryContextSwitches" json:"voluntary_context_switches,omitempty"`
 	// Involuntary context switches
 	InvoluntaryContextSwitches *uint64 `protobuf:"varint,13,opt,name=involuntary_context_switches,json=involuntaryContextSwitches" json:"involuntary_context_switches,omitempty"`
+	// Arbitrary tags for build system profiling (module names and types, rule
+	// names, etc). Format of the string is implementation defined.
+	Tags *string `protobuf:"bytes,14,opt,name=tags" json:"tags,omitempty"`
 }
 
 func (x *Status_EdgeFinished) Reset() {
@@ -584,6 +587,13 @@
 	return 0
 }
 
+func (x *Status_EdgeFinished) GetTags() string {
+	if x != nil && x.Tags != nil {
+		return *x.Tags
+	}
+	return ""
+}
+
 type Status_Message struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -650,7 +660,7 @@
 
 var file_frontend_proto_rawDesc = []byte{
 	0x0a, 0x0e, 0x66, 0x72, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x64, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f,
-	0x12, 0x05, 0x6e, 0x69, 0x6e, 0x6a, 0x61, 0x22, 0xb4, 0x0a, 0x0a, 0x06, 0x53, 0x74, 0x61, 0x74,
+	0x12, 0x05, 0x6e, 0x69, 0x6e, 0x6a, 0x61, 0x22, 0xc8, 0x0a, 0x0a, 0x06, 0x53, 0x74, 0x61, 0x74,
 	0x75, 0x73, 0x12, 0x39, 0x0a, 0x0b, 0x74, 0x6f, 0x74, 0x61, 0x6c, 0x5f, 0x65, 0x64, 0x67, 0x65,
 	0x73, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x18, 0x2e, 0x6e, 0x69, 0x6e, 0x6a, 0x61, 0x2e,
 	0x53, 0x74, 0x61, 0x74, 0x75, 0x73, 0x2e, 0x54, 0x6f, 0x74, 0x61, 0x6c, 0x45, 0x64, 0x67, 0x65,
@@ -694,7 +704,7 @@
 	0x65, 0x73, 0x63, 0x12, 0x18, 0x0a, 0x07, 0x63, 0x6f, 0x6d, 0x6d, 0x61, 0x6e, 0x64, 0x18, 0x06,
 	0x20, 0x01, 0x28, 0x09, 0x52, 0x07, 0x63, 0x6f, 0x6d, 0x6d, 0x61, 0x6e, 0x64, 0x12, 0x18, 0x0a,
 	0x07, 0x63, 0x6f, 0x6e, 0x73, 0x6f, 0x6c, 0x65, 0x18, 0x07, 0x20, 0x01, 0x28, 0x08, 0x52, 0x07,
-	0x63, 0x6f, 0x6e, 0x73, 0x6f, 0x6c, 0x65, 0x1a, 0xdf, 0x03, 0x0a, 0x0c, 0x45, 0x64, 0x67, 0x65,
+	0x63, 0x6f, 0x6e, 0x73, 0x6f, 0x6c, 0x65, 0x1a, 0xf3, 0x03, 0x0a, 0x0c, 0x45, 0x64, 0x67, 0x65,
 	0x46, 0x69, 0x6e, 0x69, 0x73, 0x68, 0x65, 0x64, 0x12, 0x0e, 0x0a, 0x02, 0x69, 0x64, 0x18, 0x01,
 	0x20, 0x01, 0x28, 0x0d, 0x52, 0x02, 0x69, 0x64, 0x12, 0x19, 0x0a, 0x08, 0x65, 0x6e, 0x64, 0x5f,
 	0x74, 0x69, 0x6d, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0d, 0x52, 0x07, 0x65, 0x6e, 0x64, 0x54,
@@ -724,19 +734,20 @@
 	0x75, 0x6e, 0x74, 0x61, 0x72, 0x79, 0x5f, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x78, 0x74, 0x5f, 0x73,
 	0x77, 0x69, 0x74, 0x63, 0x68, 0x65, 0x73, 0x18, 0x0d, 0x20, 0x01, 0x28, 0x04, 0x52, 0x1a, 0x69,
 	0x6e, 0x76, 0x6f, 0x6c, 0x75, 0x6e, 0x74, 0x61, 0x72, 0x79, 0x43, 0x6f, 0x6e, 0x74, 0x65, 0x78,
-	0x74, 0x53, 0x77, 0x69, 0x74, 0x63, 0x68, 0x65, 0x73, 0x1a, 0x92, 0x01, 0x0a, 0x07, 0x4d, 0x65,
-	0x73, 0x73, 0x61, 0x67, 0x65, 0x12, 0x37, 0x0a, 0x05, 0x6c, 0x65, 0x76, 0x65, 0x6c, 0x18, 0x01,
-	0x20, 0x01, 0x28, 0x0e, 0x32, 0x1b, 0x2e, 0x6e, 0x69, 0x6e, 0x6a, 0x61, 0x2e, 0x53, 0x74, 0x61,
-	0x74, 0x75, 0x73, 0x2e, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x2e, 0x4c, 0x65, 0x76, 0x65,
-	0x6c, 0x3a, 0x04, 0x49, 0x4e, 0x46, 0x4f, 0x52, 0x05, 0x6c, 0x65, 0x76, 0x65, 0x6c, 0x12, 0x18,
-	0x0a, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x09, 0x52,
-	0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x22, 0x34, 0x0a, 0x05, 0x4c, 0x65, 0x76, 0x65,
-	0x6c, 0x12, 0x08, 0x0a, 0x04, 0x49, 0x4e, 0x46, 0x4f, 0x10, 0x00, 0x12, 0x0b, 0x0a, 0x07, 0x57,
-	0x41, 0x52, 0x4e, 0x49, 0x4e, 0x47, 0x10, 0x01, 0x12, 0x09, 0x0a, 0x05, 0x45, 0x52, 0x52, 0x4f,
-	0x52, 0x10, 0x02, 0x12, 0x09, 0x0a, 0x05, 0x44, 0x45, 0x42, 0x55, 0x47, 0x10, 0x03, 0x42, 0x2a,
-	0x48, 0x03, 0x5a, 0x26, 0x61, 0x6e, 0x64, 0x72, 0x6f, 0x69, 0x64, 0x2f, 0x73, 0x6f, 0x6f, 0x6e,
-	0x67, 0x2f, 0x75, 0x69, 0x2f, 0x73, 0x74, 0x61, 0x74, 0x75, 0x73, 0x2f, 0x6e, 0x69, 0x6e, 0x6a,
-	0x61, 0x5f, 0x66, 0x72, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x64,
+	0x74, 0x53, 0x77, 0x69, 0x74, 0x63, 0x68, 0x65, 0x73, 0x12, 0x12, 0x0a, 0x04, 0x74, 0x61, 0x67,
+	0x73, 0x18, 0x0e, 0x20, 0x01, 0x28, 0x09, 0x52, 0x04, 0x74, 0x61, 0x67, 0x73, 0x1a, 0x92, 0x01,
+	0x0a, 0x07, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x12, 0x37, 0x0a, 0x05, 0x6c, 0x65, 0x76,
+	0x65, 0x6c, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0e, 0x32, 0x1b, 0x2e, 0x6e, 0x69, 0x6e, 0x6a, 0x61,
+	0x2e, 0x53, 0x74, 0x61, 0x74, 0x75, 0x73, 0x2e, 0x4d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x2e,
+	0x4c, 0x65, 0x76, 0x65, 0x6c, 0x3a, 0x04, 0x49, 0x4e, 0x46, 0x4f, 0x52, 0x05, 0x6c, 0x65, 0x76,
+	0x65, 0x6c, 0x12, 0x18, 0x0a, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x18, 0x02, 0x20,
+	0x01, 0x28, 0x09, 0x52, 0x07, 0x6d, 0x65, 0x73, 0x73, 0x61, 0x67, 0x65, 0x22, 0x34, 0x0a, 0x05,
+	0x4c, 0x65, 0x76, 0x65, 0x6c, 0x12, 0x08, 0x0a, 0x04, 0x49, 0x4e, 0x46, 0x4f, 0x10, 0x00, 0x12,
+	0x0b, 0x0a, 0x07, 0x57, 0x41, 0x52, 0x4e, 0x49, 0x4e, 0x47, 0x10, 0x01, 0x12, 0x09, 0x0a, 0x05,
+	0x45, 0x52, 0x52, 0x4f, 0x52, 0x10, 0x02, 0x12, 0x09, 0x0a, 0x05, 0x44, 0x45, 0x42, 0x55, 0x47,
+	0x10, 0x03, 0x42, 0x2a, 0x48, 0x03, 0x5a, 0x26, 0x61, 0x6e, 0x64, 0x72, 0x6f, 0x69, 0x64, 0x2f,
+	0x73, 0x6f, 0x6f, 0x6e, 0x67, 0x2f, 0x75, 0x69, 0x2f, 0x73, 0x74, 0x61, 0x74, 0x75, 0x73, 0x2f,
+	0x6e, 0x69, 0x6e, 0x6a, 0x61, 0x5f, 0x66, 0x72, 0x6f, 0x6e, 0x74, 0x65, 0x6e, 0x64,
 }
 
 var (
diff --git a/ui/status/ninja_frontend/frontend.proto b/ui/status/ninja_frontend/frontend.proto
index 5730388..6cb4a0d 100644
--- a/ui/status/ninja_frontend/frontend.proto
+++ b/ui/status/ninja_frontend/frontend.proto
@@ -79,6 +79,9 @@
     optional uint64 voluntary_context_switches = 12;
     // Involuntary context switches
     optional uint64 involuntary_context_switches = 13;
+    // Arbitrary tags for build system profiling (module names and types, rule
+    // names, etc). Format of the string is implementation defined.
+    optional string tags = 14;
   }
 
   message Message {
diff --git a/ui/status/status.go b/ui/status/status.go
index a5b4a28..f3e58b6 100644
--- a/ui/status/status.go
+++ b/ui/status/status.go
@@ -85,6 +85,8 @@
 
 	// Involuntary context switches
 	InvoluntaryContextSwitches uint64
+
+	Tags string
 }
 
 // Counts describes the number of actions in each state
diff --git a/ui/terminal/smart_status.go b/ui/terminal/smart_status.go
index 06a4064..3880b04 100644
--- a/ui/terminal/smart_status.go
+++ b/ui/terminal/smart_status.go
@@ -53,6 +53,13 @@
 	done            chan bool
 	sigwinch        chan os.Signal
 	sigwinchHandled chan bool
+
+	// Once there is a failure, we stop printing command output so the error
+	// is easier to find
+	haveFailures bool
+	// If we are dropping errors, then at the end, we report a message to go
+	// look in the verbose log if you want that command output.
+	postFailureActionCount int
 }
 
 // NewSmartStatusOutput returns a StatusOutput that represents the
@@ -165,12 +172,20 @@
 		}
 	}
 
+	s.statusLine(progress)
+
+	// Stop printing when there are failures, but don't skip actions that also have their own errors.
 	if output != "" {
-		s.statusLine(progress)
-		s.requestLine()
-		s.print(output)
-	} else {
-		s.statusLine(progress)
+		if !s.haveFailures || result.Error != nil {
+			s.requestLine()
+			s.print(output)
+		} else {
+			s.postFailureActionCount++
+		}
+	}
+
+	if result.Error != nil {
+		s.haveFailures = true
 	}
 }
 
@@ -187,6 +202,15 @@
 
 	s.stopSigwinch()
 
+	if s.postFailureActionCount > 0 {
+		s.requestLine()
+		if s.postFailureActionCount == 1 {
+			s.print(fmt.Sprintf("There was 1 action that completed after the action that failed. See verbose.log.gz for its output."))
+		} else {
+			s.print(fmt.Sprintf("There were %d actions that completed after the action that failed. See verbose.log.gz for their output.", s.postFailureActionCount))
+		}
+	}
+
 	s.requestLine()
 
 	s.runningActions = nil
diff --git a/ui/terminal/status_test.go b/ui/terminal/status_test.go
index b9057d2..8dd1809 100644
--- a/ui/terminal/status_test.go
+++ b/ui/terminal/status_test.go
@@ -295,3 +295,159 @@
 		t.Errorf("want:\n%q\ngot:\n%q", w, g)
 	}
 }
+
+func TestSmartStatusDoesntHideAfterSucecss(t *testing.T) {
+	os.Setenv(tableHeightEnVar, "")
+
+	smart := &fakeSmartTerminal{termWidth: 40}
+	stat := NewStatusOutput(smart, "", false, false, false)
+	smartStat := stat.(*smartStatusOutput)
+	smartStat.sigwinchHandled = make(chan bool)
+
+	runner := newRunner(stat, 2)
+
+	action1 := &status.Action{Description: "action1"}
+	result1 := status.ActionResult{
+		Action: action1,
+		Output: "Output1",
+	}
+
+	action2 := &status.Action{Description: "action2"}
+	result2 := status.ActionResult{
+		Action: action2,
+		Output: "Output2",
+	}
+
+	runner.startAction(action1)
+	runner.startAction(action2)
+	runner.finishAction(result1)
+	runner.finishAction(result2)
+
+	stat.Flush()
+
+	w := "\r\x1b[1m[  0% 0/2] action1\x1b[0m\x1b[K\r\x1b[1m[  0% 0/2] action2\x1b[0m\x1b[K\r\x1b[1m[ 50% 1/2] action1\x1b[0m\x1b[K\nOutput1\n\r\x1b[1m[100% 2/2] action2\x1b[0m\x1b[K\nOutput2\n"
+
+	if g := smart.String(); g != w {
+		t.Errorf("want:\n%q\ngot:\n%q", w, g)
+	}
+}
+
+func TestSmartStatusHideAfterFailure(t *testing.T) {
+	os.Setenv(tableHeightEnVar, "")
+
+	smart := &fakeSmartTerminal{termWidth: 40}
+	stat := NewStatusOutput(smart, "", false, false, false)
+	smartStat := stat.(*smartStatusOutput)
+	smartStat.sigwinchHandled = make(chan bool)
+
+	runner := newRunner(stat, 2)
+
+	action1 := &status.Action{Description: "action1"}
+	result1 := status.ActionResult{
+		Action: action1,
+		Output: "Output1",
+		Error:  fmt.Errorf("Error1"),
+	}
+
+	action2 := &status.Action{Description: "action2"}
+	result2 := status.ActionResult{
+		Action: action2,
+		Output: "Output2",
+	}
+
+	runner.startAction(action1)
+	runner.startAction(action2)
+	runner.finishAction(result1)
+	runner.finishAction(result2)
+
+	stat.Flush()
+
+	w := "\r\x1b[1m[  0% 0/2] action1\x1b[0m\x1b[K\r\x1b[1m[  0% 0/2] action2\x1b[0m\x1b[K\r\x1b[1m[ 50% 1/2] action1\x1b[0m\x1b[K\nFAILED: \nOutput1\n\r\x1b[1m[100% 2/2] action2\x1b[0m\x1b[K\nThere was 1 action that completed after the action that failed. See verbose.log.gz for its output.\n"
+
+	if g := smart.String(); g != w {
+		t.Errorf("want:\n%q\ngot:\n%q", w, g)
+	}
+}
+
+func TestSmartStatusHideAfterFailurePlural(t *testing.T) {
+	os.Setenv(tableHeightEnVar, "")
+
+	smart := &fakeSmartTerminal{termWidth: 40}
+	stat := NewStatusOutput(smart, "", false, false, false)
+	smartStat := stat.(*smartStatusOutput)
+	smartStat.sigwinchHandled = make(chan bool)
+
+	runner := newRunner(stat, 2)
+
+	action1 := &status.Action{Description: "action1"}
+	result1 := status.ActionResult{
+		Action: action1,
+		Output: "Output1",
+		Error:  fmt.Errorf("Error1"),
+	}
+
+	action2 := &status.Action{Description: "action2"}
+	result2 := status.ActionResult{
+		Action: action2,
+		Output: "Output2",
+	}
+
+	action3 := &status.Action{Description: "action3"}
+	result3 := status.ActionResult{
+		Action: action3,
+		Output: "Output3",
+	}
+
+	runner.startAction(action1)
+	runner.startAction(action2)
+	runner.startAction(action3)
+	runner.finishAction(result1)
+	runner.finishAction(result2)
+	runner.finishAction(result3)
+
+	stat.Flush()
+
+	w := "\r\x1b[1m[  0% 0/2] action1\x1b[0m\x1b[K\r\x1b[1m[  0% 0/2] action2\x1b[0m\x1b[K\r\x1b[1m[  0% 0/2] action3\x1b[0m\x1b[K\r\x1b[1m[ 50% 1/2] action1\x1b[0m\x1b[K\nFAILED: \nOutput1\n\r\x1b[1m[100% 2/2] action2\x1b[0m\x1b[K\r\x1b[1m[150% 3/2] action3\x1b[0m\x1b[K\nThere were 2 actions that completed after the action that failed. See verbose.log.gz for their output.\n"
+
+	if g := smart.String(); g != w {
+		t.Errorf("want:\n%q\ngot:\n%q", w, g)
+	}
+}
+
+func TestSmartStatusDontHideErrorAfterFailure(t *testing.T) {
+	os.Setenv(tableHeightEnVar, "")
+
+	smart := &fakeSmartTerminal{termWidth: 40}
+	stat := NewStatusOutput(smart, "", false, false, false)
+	smartStat := stat.(*smartStatusOutput)
+	smartStat.sigwinchHandled = make(chan bool)
+
+	runner := newRunner(stat, 2)
+
+	action1 := &status.Action{Description: "action1"}
+	result1 := status.ActionResult{
+		Action: action1,
+		Output: "Output1",
+		Error:  fmt.Errorf("Error1"),
+	}
+
+	action2 := &status.Action{Description: "action2"}
+	result2 := status.ActionResult{
+		Action: action2,
+		Output: "Output2",
+		Error:  fmt.Errorf("Error1"),
+	}
+
+	runner.startAction(action1)
+	runner.startAction(action2)
+	runner.finishAction(result1)
+	runner.finishAction(result2)
+
+	stat.Flush()
+
+	w := "\r\x1b[1m[  0% 0/2] action1\x1b[0m\x1b[K\r\x1b[1m[  0% 0/2] action2\x1b[0m\x1b[K\r\x1b[1m[ 50% 1/2] action1\x1b[0m\x1b[K\nFAILED: \nOutput1\n\r\x1b[1m[100% 2/2] action2\x1b[0m\x1b[K\nFAILED: \nOutput2\n"
+
+	if g := smart.String(); g != w {
+		t.Errorf("want:\n%q\ngot:\n%q", w, g)
+	}
+}
diff --git a/ui/tracer/status.go b/ui/tracer/status.go
index a8b4e62..f973613 100644
--- a/ui/tracer/status.go
+++ b/ui/tracer/status.go
@@ -16,6 +16,7 @@
 
 import (
 	"android/soong/ui/status"
+	"strings"
 	"time"
 )
 
@@ -60,6 +61,24 @@
 	}
 }
 
+func (s *statusOutput) parseTags(rawTags string) map[string]string {
+	if rawTags == "" {
+		return nil
+	}
+
+	tags := map[string]string{}
+	for _, pair := range strings.Split(rawTags, ";") {
+		if pair == "" {
+			// Ignore empty tag pairs. It's hard to generate these cleanly from
+			// make so some tag strings might be something like ";key=value".
+			continue
+		}
+		parts := strings.SplitN(pair, "=", 2)
+		tags[parts[0]] = parts[1]
+	}
+	return tags
+}
+
 func (s *statusOutput) FinishAction(result status.ActionResult, counts status.Counts) {
 	start, ok := s.running[result.Action]
 	if !ok {
@@ -90,20 +109,22 @@
 			IOOutputKB:                 result.Stats.IOOutputKB,
 			VoluntaryContextSwitches:   result.Stats.VoluntaryContextSwitches,
 			InvoluntaryContextSwitches: result.Stats.InvoluntaryContextSwitches,
+			Tags:                       s.parseTags(result.Stats.Tags),
 		},
 	})
 }
 
 type statsArg struct {
-	UserTime                   uint32 `json:"user_time"`
-	SystemTime                 uint32 `json:"system_time_ms"`
-	MaxRssKB                   uint64 `json:"max_rss_kb"`
-	MinorPageFaults            uint64 `json:"minor_page_faults"`
-	MajorPageFaults            uint64 `json:"major_page_faults"`
-	IOInputKB                  uint64 `json:"io_input_kb"`
-	IOOutputKB                 uint64 `json:"io_output_kb"`
-	VoluntaryContextSwitches   uint64 `json:"voluntary_context_switches"`
-	InvoluntaryContextSwitches uint64 `json:"involuntary_context_switches"`
+	UserTime                   uint32            `json:"user_time"`
+	SystemTime                 uint32            `json:"system_time_ms"`
+	MaxRssKB                   uint64            `json:"max_rss_kb"`
+	MinorPageFaults            uint64            `json:"minor_page_faults"`
+	MajorPageFaults            uint64            `json:"major_page_faults"`
+	IOInputKB                  uint64            `json:"io_input_kb"`
+	IOOutputKB                 uint64            `json:"io_output_kb"`
+	VoluntaryContextSwitches   uint64            `json:"voluntary_context_switches"`
+	InvoluntaryContextSwitches uint64            `json:"involuntary_context_switches"`
+	Tags                       map[string]string `json:"tags"`
 }
 
 func (s *statusOutput) Flush()                                        {}