Merge "Allow libbuildversion to build with Bazel, but skip its 'tests' subdir for now."
diff --git a/android/Android.bp b/android/Android.bp
index 6450a06..cfa2be3 100644
--- a/android/Android.bp
+++ b/android/Android.bp
@@ -19,6 +19,9 @@
         "soong-ui-metrics_proto",
         "golang-protobuf-proto",
         "golang-protobuf-encoding-prototext",
+
+        // Only used for tests.
+        "androidmk-parser",
     ],
     srcs: [
         "androidmk.go",
diff --git a/android/androidmk.go b/android/androidmk.go
index b6b04a6..9025a74 100644
--- a/android/androidmk.go
+++ b/android/androidmk.go
@@ -25,7 +25,6 @@
 	"bytes"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"reflect"
@@ -35,6 +34,7 @@
 
 	"github.com/google/blueprint"
 	"github.com/google/blueprint/bootstrap"
+	"github.com/google/blueprint/pathtools"
 )
 
 func init() {
@@ -690,7 +690,7 @@
 	})
 }
 
-func translateAndroidMk(ctx SingletonContext, mkFile string, mods []blueprint.Module) error {
+func translateAndroidMk(ctx SingletonContext, absMkFile string, mods []blueprint.Module) error {
 	buf := &bytes.Buffer{}
 
 	fmt.Fprintln(buf, "LOCAL_MODULE_MAKEFILE := $(lastword $(MAKEFILE_LIST))")
@@ -699,7 +699,7 @@
 	for _, mod := range mods {
 		err := translateAndroidMkModule(ctx, buf, mod)
 		if err != nil {
-			os.Remove(mkFile)
+			os.Remove(absMkFile)
 			return err
 		}
 
@@ -719,27 +719,7 @@
 		fmt.Fprintf(buf, "STATS.SOONG_MODULE_TYPE.%s := %d\n", mod_type, typeStats[mod_type])
 	}
 
-	// Don't write to the file if it hasn't changed
-	if _, err := os.Stat(absolutePath(mkFile)); !os.IsNotExist(err) {
-		if data, err := ioutil.ReadFile(absolutePath(mkFile)); err == nil {
-			matches := buf.Len() == len(data)
-
-			if matches {
-				for i, value := range buf.Bytes() {
-					if value != data[i] {
-						matches = false
-						break
-					}
-				}
-			}
-
-			if matches {
-				return nil
-			}
-		}
-	}
-
-	return ioutil.WriteFile(absolutePath(mkFile), buf.Bytes(), 0666)
+	return pathtools.WriteFileIfChanged(absMkFile, buf.Bytes(), 0666)
 }
 
 func translateAndroidMkModule(ctx SingletonContext, w io.Writer, mod blueprint.Module) error {
diff --git a/android/bazel.go b/android/bazel.go
index e343fde..32963b3 100644
--- a/android/bazel.go
+++ b/android/bazel.go
@@ -188,6 +188,7 @@
 		"packages/apps/QuickSearchBox":/* recursive = */ true,
 		"packages/apps/WallpaperPicker":/* recursive = */ false,
 
+		"prebuilts/gcc":/* recursive = */ true,
 		"prebuilts/sdk":/* recursive = */ false,
 		"prebuilts/sdk/current/extras/app-toolkit":/* recursive = */ false,
 		"prebuilts/sdk/current/support":/* recursive = */ false,
@@ -251,6 +252,8 @@
 
 	// Per-module denylist to always opt modules out of both bp2build and mixed builds.
 	bp2buildModuleDoNotConvertList = []string{
+		"libprotobuf-cpp-full", "libprotobuf-cpp-lite", // Unsupported product&vendor suffix. b/204811222 and b/204810610.
+
 		"libc_malloc_debug", // depends on libunwindstack, which depends on unsupported module art_cc_library_statics
 
 		"libbase_ndk", // http://b/186826477, fails to link libctscamera2_jni for device (required for CtsCameraTestCases)
@@ -271,14 +274,8 @@
 		"platform_tools_properties",
 		"build_tools_source_properties",
 
-		// //external/libcap/...
-		"cap_names.h", // http://b/196105070 host toolchain misconfigurations for mixed builds
-		"libcap",      // http://b/196105070 host toolchain misconfigurations for mixed builds
-
-		"libminijail", // depends on unconverted modules: libcap
-		"getcap",      // depends on unconverted modules: libcap
-		"setcap",      // depends on unconverted modules: libcap
-		"minijail0",   // depends on unconverted modules: libcap, libminijail
+		"libminijail", // b/202491296: Uses unsupported c_std property.
+		"minijail0",   // depends on unconverted modules: libminijail
 		"drop_privs",  // depends on unconverted modules: libminijail
 
 		// Tests. Handle later.
@@ -382,7 +379,11 @@
 
 // MixedBuildsEnabled checks that a module is ready to be replaced by a
 // converted or handcrafted Bazel target.
-func (b *BazelModuleBase) MixedBuildsEnabled(ctx BazelConversionPathContext) bool {
+func (b *BazelModuleBase) MixedBuildsEnabled(ctx ModuleContext) bool {
+	if ctx.Os() == Windows {
+		// Windows toolchains are not currently supported.
+		return false
+	}
 	if !ctx.Config().BazelContext.BazelEnabled() {
 		return false
 	}
diff --git a/android/bazel_handler.go b/android/bazel_handler.go
index 3c6212e..0052551 100644
--- a/android/bazel_handler.go
+++ b/android/bazel_handler.go
@@ -602,8 +602,6 @@
   platform_name = build_options(target)["//command_line_option:platforms"][0].name
   if platform_name == "host":
     return "HOST"
-  elif platform_name.startswith("linux_glibc_"):
-    return platform_name[len("linux_glibc_"):] + "|" + platform_name[:len("linux_glibc_")-1]
   elif platform_name.startswith("android_"):
     return platform_name[len("android_"):] + "|" + platform_name[:len("android_")-1]
   elif platform_name.startswith("linux_"):
@@ -865,7 +863,7 @@
 		arch = "x86_64"
 	}
 	os := key.configKey.osType.Name
-	if len(os) == 0 || os == "common_os" {
+	if len(os) == 0 || os == "common_os" || os == "linux_glibc" {
 		// Use host OS, which is currently hardcoded to be linux.
 		os = "linux"
 	}
diff --git a/android/config.go b/android/config.go
index bd13c45..6f05565 100644
--- a/android/config.go
+++ b/android/config.go
@@ -334,10 +334,8 @@
 			ShippingApiLevel:                  stringPtr("30"),
 		},
 
-		outDir: buildDir,
-		// soongOutDir is inconsistent with production (it should be buildDir + "/soong")
-		// but a lot of tests assume this :(
-		soongOutDir:  buildDir,
+		outDir:       buildDir,
+		soongOutDir:  filepath.Join(buildDir, "soong"),
 		captureBuild: true,
 		env:          envCopy,
 
@@ -592,12 +590,11 @@
 	return path
 }
 
-func (c *config) HostJavaToolPath(ctx PathContext, path string) Path {
-	return PathForOutput(ctx, "host", c.PrebuiltOS(), "framework", path)
-}
-
-func (c *config) HostJavaBinToolPath(ctx PathContext, tool string) Path {
-	path := pathForInstall(ctx, ctx.Config().BuildOS, ctx.Config().BuildArch, "bin", false, tool)
+func (c *config) HostJavaToolPath(ctx PathContext, tool string) Path {
+	path := pathForInstall(ctx, ctx.Config().BuildOS, ctx.Config().BuildArch, "framework", false, tool)
+	if ctx.Config().KatiEnabled() {
+		path = path.ToMakePath()
+	}
 	return path
 }
 
diff --git a/android/makevars.go b/android/makevars.go
index 20db65a..665d576 100644
--- a/android/makevars.go
+++ b/android/makevars.go
@@ -142,15 +142,19 @@
 
 var singletonMakeVarsProvidersKey = NewOnceKey("singletonMakeVarsProvidersKey")
 
+func getSingletonMakevarsProviders(config Config) *[]makeVarsProvider {
+	return config.Once(singletonMakeVarsProvidersKey, func() interface{} {
+		return &[]makeVarsProvider{}
+	}).(*[]makeVarsProvider)
+}
+
 // registerSingletonMakeVarsProvider adds a singleton that implements SingletonMakeVarsProvider to
 // the list of MakeVarsProviders to run.
 func registerSingletonMakeVarsProvider(config Config, singleton SingletonMakeVarsProvider) {
 	// Singletons are registered on the Context and may be different between different Contexts,
 	// for example when running multiple tests.  Store the SingletonMakeVarsProviders in the
 	// Config so they are attached to the Context.
-	singletonMakeVarsProviders := config.Once(singletonMakeVarsProvidersKey, func() interface{} {
-		return &[]makeVarsProvider{}
-	}).(*[]makeVarsProvider)
+	singletonMakeVarsProviders := getSingletonMakevarsProviders(config)
 
 	*singletonMakeVarsProviders = append(*singletonMakeVarsProviders,
 		makeVarsProvider{pctx, singletonMakeVarsProviderAdapter(singleton)})
@@ -175,7 +179,9 @@
 	return &makeVarsSingleton{}
 }
 
-type makeVarsSingleton struct{}
+type makeVarsSingleton struct {
+	installsForTesting []byte
+}
 
 type makeVarsProvider struct {
 	pctx PackageContext
@@ -238,7 +244,7 @@
 	var katiSymlinks []katiInstall
 
 	providers := append([]makeVarsProvider(nil), makeVarsInitProviders...)
-	providers = append(providers, *ctx.Config().Get(singletonMakeVarsProvidersKey).(*[]makeVarsProvider)...)
+	providers = append(providers, *getSingletonMakevarsProviders(ctx.Config())...)
 
 	for _, provider := range providers {
 		mctx := &makeVarsContext{
@@ -313,6 +319,8 @@
 	if err := pathtools.WriteFileIfChanged(installsFile, installsBytes, 0666); err != nil {
 		ctx.Errorf(err.Error())
 	}
+
+	s.installsForTesting = installsBytes
 }
 
 func (s *makeVarsSingleton) writeVars(vars []makeVarsVariable) []byte {
@@ -414,6 +422,7 @@
 	fmt.Fprintln(buf)
 
 	for _, dist := range dists {
+		fmt.Fprintf(buf, ".PHONY: %s\n", strings.Join(dist.goals, " "))
 		fmt.Fprintf(buf, "$(call dist-for-goals,%s,%s)\n",
 			strings.Join(dist.goals, " "), strings.Join(dist.paths, " "))
 	}
@@ -465,15 +474,19 @@
 
 	for _, symlink := range symlinks {
 		fmt.Fprintf(buf, "%s:", symlink.to.String())
+		if symlink.from != nil {
+			// The symlink doesn't need updating when the target is modified, but we sometimes
+			// have a dependency on a symlink to a binary instead of to the binary directly, and
+			// the mtime of the symlink must be updated when the binary is modified, so use a
+			// normal dependency here instead of an order-only dependency.
+			fmt.Fprintf(buf, " %s", symlink.from.String())
+		}
 		for _, dep := range symlink.implicitDeps {
 			fmt.Fprintf(buf, " %s", dep.String())
 		}
-		if symlink.from != nil || len(symlink.orderOnlyDeps) > 0 {
+		if len(symlink.orderOnlyDeps) > 0 {
 			fmt.Fprintf(buf, " |")
 		}
-		if symlink.from != nil {
-			fmt.Fprintf(buf, " %s", symlink.from.String())
-		}
 		for _, dep := range symlink.orderOnlyDeps {
 			fmt.Fprintf(buf, " %s", dep.String())
 		}
diff --git a/android/module.go b/android/module.go
index 3447f2b..c778078 100644
--- a/android/module.go
+++ b/android/module.go
@@ -2953,6 +2953,10 @@
 				to:   fullInstallPath,
 			})
 		} else {
+			// The symlink doesn't need updating when the target is modified, but we sometimes
+			// have a dependency on a symlink to a binary instead of to the binary directly, and
+			// the mtime of the symlink must be updated when the binary is modified, so use a
+			// normal dependency here instead of an order-only dependency.
 			m.Build(pctx, BuildParams{
 				Rule:        Symlink,
 				Description: "install symlink " + fullInstallPath.Base(),
diff --git a/android/module_test.go b/android/module_test.go
index 9e2b0ca..8607a8d 100644
--- a/android/module_test.go
+++ b/android/module_test.go
@@ -15,7 +15,12 @@
 package android
 
 import (
+	"bytes"
+	"path/filepath"
+	"runtime"
 	"testing"
+
+	mkparser "android/soong/androidmk/parser"
 )
 
 func TestSrcIsModule(t *testing.T) {
@@ -199,17 +204,28 @@
 	}
 }
 
+func (m *depsModule) InstallBypassMake() bool {
+	return true
+}
+
 func (m *depsModule) GenerateAndroidBuildActions(ctx ModuleContext) {
+	outputFile := PathForModuleOut(ctx, ctx.ModuleName())
+	ctx.Build(pctx, BuildParams{
+		Rule:   Touch,
+		Output: outputFile,
+	})
+	installFile := ctx.InstallFile(PathForModuleInstall(ctx), ctx.ModuleName(), outputFile)
+	ctx.InstallSymlink(PathForModuleInstall(ctx, "symlinks"), ctx.ModuleName(), installFile)
 }
 
 func (m *depsModule) DepsMutator(ctx BottomUpMutatorContext) {
-	ctx.AddDependency(ctx.Module(), nil, m.props.Deps...)
+	ctx.AddDependency(ctx.Module(), installDepTag{}, m.props.Deps...)
 }
 
 func depsModuleFactory() Module {
 	m := &depsModule{}
 	m.AddProperties(&m.props)
-	InitAndroidModule(m)
+	InitAndroidArchModule(m, HostAndDeviceDefault, MultilibCommon)
 	return m
 }
 
@@ -320,3 +336,286 @@
 		ExtendWithErrorHandler(FixtureExpectsAllErrorsToMatchAPattern(expectedErrs)).
 		RunTestWithBp(t, bp)
 }
+
+func TestInstall(t *testing.T) {
+	if runtime.GOOS != "linux" {
+		t.Skip("requires linux")
+	}
+	bp := `
+		deps {
+			name: "foo",
+			deps: ["bar"],
+		}
+
+		deps {
+			name: "bar",
+			deps: ["baz", "qux"],
+		}
+
+		deps {
+			name: "baz",
+			deps: ["qux"],
+		}
+
+		deps {
+			name: "qux",
+		}
+	`
+
+	result := GroupFixturePreparers(
+		prepareForModuleTests,
+		PrepareForTestWithArchMutator,
+	).RunTestWithBp(t, bp)
+
+	module := func(name string, host bool) TestingModule {
+		variant := "android_common"
+		if host {
+			variant = result.Config.BuildOSCommonTarget.String()
+		}
+		return result.ModuleForTests(name, variant)
+	}
+
+	outputRule := func(name string) TestingBuildParams { return module(name, false).Output(name) }
+
+	installRule := func(name string) TestingBuildParams {
+		return module(name, false).Output(filepath.Join("out/soong/target/product/test_device/system", name))
+	}
+
+	symlinkRule := func(name string) TestingBuildParams {
+		return module(name, false).Output(filepath.Join("out/soong/target/product/test_device/system/symlinks", name))
+	}
+
+	hostOutputRule := func(name string) TestingBuildParams { return module(name, true).Output(name) }
+
+	hostInstallRule := func(name string) TestingBuildParams {
+		return module(name, true).Output(filepath.Join("out/soong/host/linux-x86", name))
+	}
+
+	hostSymlinkRule := func(name string) TestingBuildParams {
+		return module(name, true).Output(filepath.Join("out/soong/host/linux-x86/symlinks", name))
+	}
+
+	assertInputs := func(params TestingBuildParams, inputs ...Path) {
+		t.Helper()
+		AssertArrayString(t, "expected inputs", Paths(inputs).Strings(),
+			append(PathsIfNonNil(params.Input), params.Inputs...).Strings())
+	}
+
+	assertImplicits := func(params TestingBuildParams, implicits ...Path) {
+		t.Helper()
+		AssertArrayString(t, "expected implicit dependencies", Paths(implicits).Strings(),
+			append(PathsIfNonNil(params.Implicit), params.Implicits...).Strings())
+	}
+
+	assertOrderOnlys := func(params TestingBuildParams, orderonlys ...Path) {
+		t.Helper()
+		AssertArrayString(t, "expected orderonly dependencies", Paths(orderonlys).Strings(),
+			params.OrderOnly.Strings())
+	}
+
+	// Check host install rule dependencies
+	assertInputs(hostInstallRule("foo"), hostOutputRule("foo").Output)
+	assertImplicits(hostInstallRule("foo"),
+		hostInstallRule("bar").Output,
+		hostSymlinkRule("bar").Output,
+		hostInstallRule("baz").Output,
+		hostSymlinkRule("baz").Output,
+		hostInstallRule("qux").Output,
+		hostSymlinkRule("qux").Output,
+	)
+	assertOrderOnlys(hostInstallRule("foo"))
+
+	// Check host symlink rule dependencies.  Host symlinks must use a normal dependency, not an
+	// order-only dependency, so that the tool gets updated when the symlink is depended on.
+	assertInputs(hostSymlinkRule("foo"), hostInstallRule("foo").Output)
+	assertImplicits(hostSymlinkRule("foo"))
+	assertOrderOnlys(hostSymlinkRule("foo"))
+
+	// Check device install rule dependencies
+	assertInputs(installRule("foo"), outputRule("foo").Output)
+	assertImplicits(installRule("foo"))
+	assertOrderOnlys(installRule("foo"),
+		installRule("bar").Output,
+		symlinkRule("bar").Output,
+		installRule("baz").Output,
+		symlinkRule("baz").Output,
+		installRule("qux").Output,
+		symlinkRule("qux").Output,
+	)
+
+	// Check device symlink rule dependencies.  Device symlinks could use an order-only dependency,
+	// but the current implementation uses a normal dependency.
+	assertInputs(symlinkRule("foo"), installRule("foo").Output)
+	assertImplicits(symlinkRule("foo"))
+	assertOrderOnlys(symlinkRule("foo"))
+}
+
+func TestInstallBypassMake(t *testing.T) {
+	if runtime.GOOS != "linux" {
+		t.Skip("requires linux")
+	}
+	bp := `
+		deps {
+			name: "foo",
+			deps: ["bar"],
+		}
+
+		deps {
+			name: "bar",
+			deps: ["baz", "qux"],
+		}
+
+		deps {
+			name: "baz",
+			deps: ["qux"],
+		}
+
+		deps {
+			name: "qux",
+		}
+	`
+
+	result := GroupFixturePreparers(
+		prepareForModuleTests,
+		PrepareForTestWithArchMutator,
+		FixtureModifyConfig(SetKatiEnabledForTests),
+		FixtureRegisterWithContext(func(ctx RegistrationContext) {
+			ctx.RegisterSingletonType("makevars", makeVarsSingletonFunc)
+		}),
+	).RunTestWithBp(t, bp)
+
+	installs := result.SingletonForTests("makevars").Singleton().(*makeVarsSingleton).installsForTesting
+	buf := bytes.NewBuffer(append([]byte(nil), installs...))
+	parser := mkparser.NewParser("makevars", buf)
+
+	nodes, errs := parser.Parse()
+	if len(errs) > 0 {
+		t.Fatalf("error parsing install rules: %s", errs[0])
+	}
+
+	rules := parseMkRules(t, result.Config, nodes)
+
+	module := func(name string, host bool) TestingModule {
+		variant := "android_common"
+		if host {
+			variant = result.Config.BuildOSCommonTarget.String()
+		}
+		return result.ModuleForTests(name, variant)
+	}
+
+	outputRule := func(name string) TestingBuildParams { return module(name, false).Output(name) }
+
+	ruleForOutput := func(output string) installMakeRule {
+		for _, rule := range rules {
+			if rule.target == output {
+				return rule
+			}
+		}
+		t.Fatalf("no make install rule for %s", output)
+		return installMakeRule{}
+	}
+
+	installRule := func(name string) installMakeRule {
+		return ruleForOutput(filepath.Join("out/target/product/test_device/system", name))
+	}
+
+	symlinkRule := func(name string) installMakeRule {
+		return ruleForOutput(filepath.Join("out/target/product/test_device/system/symlinks", name))
+	}
+
+	hostOutputRule := func(name string) TestingBuildParams { return module(name, true).Output(name) }
+
+	hostInstallRule := func(name string) installMakeRule {
+		return ruleForOutput(filepath.Join("out/host/linux-x86", name))
+	}
+
+	hostSymlinkRule := func(name string) installMakeRule {
+		return ruleForOutput(filepath.Join("out/host/linux-x86/symlinks", name))
+	}
+
+	assertDeps := func(rule installMakeRule, deps ...string) {
+		t.Helper()
+		AssertArrayString(t, "expected inputs", deps, rule.deps)
+	}
+
+	assertOrderOnlys := func(rule installMakeRule, orderonlys ...string) {
+		t.Helper()
+		AssertArrayString(t, "expected orderonly dependencies", orderonlys, rule.orderOnlyDeps)
+	}
+
+	// Check host install rule dependencies
+	assertDeps(hostInstallRule("foo"),
+		hostOutputRule("foo").Output.String(),
+		hostInstallRule("bar").target,
+		hostSymlinkRule("bar").target,
+		hostInstallRule("baz").target,
+		hostSymlinkRule("baz").target,
+		hostInstallRule("qux").target,
+		hostSymlinkRule("qux").target,
+	)
+	assertOrderOnlys(hostInstallRule("foo"))
+
+	// Check host symlink rule dependencies.  Host symlinks must use a normal dependency, not an
+	// order-only dependency, so that the tool gets updated when the symlink is depended on.
+	assertDeps(hostSymlinkRule("foo"), hostInstallRule("foo").target)
+	assertOrderOnlys(hostSymlinkRule("foo"))
+
+	// Check device install rule dependencies
+	assertDeps(installRule("foo"), outputRule("foo").Output.String())
+	assertOrderOnlys(installRule("foo"),
+		installRule("bar").target,
+		symlinkRule("bar").target,
+		installRule("baz").target,
+		symlinkRule("baz").target,
+		installRule("qux").target,
+		symlinkRule("qux").target,
+	)
+
+	// Check device symlink rule dependencies.  Device symlinks could use an order-only dependency,
+	// but the current implementation uses a normal dependency.
+	assertDeps(symlinkRule("foo"), installRule("foo").target)
+	assertOrderOnlys(symlinkRule("foo"))
+}
+
+type installMakeRule struct {
+	target        string
+	deps          []string
+	orderOnlyDeps []string
+}
+
+func parseMkRules(t *testing.T, config Config, nodes []mkparser.Node) []installMakeRule {
+	var rules []installMakeRule
+	for _, node := range nodes {
+		if mkParserRule, ok := node.(*mkparser.Rule); ok {
+			var rule installMakeRule
+
+			if targets := mkParserRule.Target.Words(); len(targets) == 0 {
+				t.Fatalf("no targets for rule %s", mkParserRule.Dump())
+			} else if len(targets) > 1 {
+				t.Fatalf("unsupported multiple targets for rule %s", mkParserRule.Dump())
+			} else if !targets[0].Const() {
+				t.Fatalf("unsupported non-const target for rule %s", mkParserRule.Dump())
+			} else {
+				rule.target = normalizeStringRelativeToTop(config, targets[0].Value(nil))
+			}
+
+			prereqList := &rule.deps
+			for _, prereq := range mkParserRule.Prerequisites.Words() {
+				if !prereq.Const() {
+					t.Fatalf("unsupported non-const prerequisite for rule %s", mkParserRule.Dump())
+				}
+
+				if prereq.Value(nil) == "|" {
+					prereqList = &rule.orderOnlyDeps
+					continue
+				}
+
+				*prereqList = append(*prereqList, normalizeStringRelativeToTop(config, prereq.Value(nil)))
+			}
+
+			rules = append(rules, rule)
+		}
+	}
+
+	return rules
+}
diff --git a/android/package_ctx.go b/android/package_ctx.go
index abd0c29..c19debb 100644
--- a/android/package_ctx.go
+++ b/android/package_ctx.go
@@ -177,16 +177,6 @@
 	})
 }
 
-// HostJavaBinToolVariable returns a Variable whose value is the path to a host java tool
-// in the bin directory for host java targets. It may only be called during a Go
-// package's initialization - either from the init() function or as part of a
-// package-scoped variable's initialization.
-func (p PackageContext) HostJavaBinToolVariable(name, path string) blueprint.Variable {
-	return p.VariableFunc(name, func(ctx PackageVarContext) string {
-		return ctx.Config().HostJavaBinToolPath(ctx, path).String()
-	})
-}
-
 // HostJNIToolVariable returns a Variable whose value is the path to a host tool
 // in the lib directory for host targets. It may only be called during a Go
 // package's initialization - either from the init() function or as part of a
diff --git a/android/paths.go b/android/paths.go
index 82c8a24..e68106c 100644
--- a/android/paths.go
+++ b/android/paths.go
@@ -1661,6 +1661,12 @@
 	return makePathForInstall(ctx, os, arch, partition, ctx.Debug(), pathComponents...)
 }
 
+// PathForHostDexInstall returns an InstallPath representing the install path for the
+// module appended with paths...
+func PathForHostDexInstall(ctx ModuleInstallPathContext, pathComponents ...string) InstallPath {
+	return makePathForInstall(ctx, ctx.Config().BuildOS, ctx.Config().BuildArch, "", ctx.Debug(), pathComponents...)
+}
+
 // PathForModuleInPartitionInstall is similar to PathForModuleInstall but partition is provided by the caller
 func PathForModuleInPartitionInstall(ctx ModuleInstallPathContext, partition string, pathComponents ...string) InstallPath {
 	os, arch := osAndArch(ctx)
@@ -2058,7 +2064,12 @@
 // Writes a file to the output directory.  Attempting to write directly to the output directory
 // will fail due to the sandbox of the soong_build process.
 func WriteFileToOutputDir(path WritablePath, data []byte, perm os.FileMode) error {
-	return ioutil.WriteFile(absolutePath(path.String()), data, perm)
+	absPath := absolutePath(path.String())
+	err := os.MkdirAll(filepath.Dir(absPath), 0777)
+	if err != nil {
+		return err
+	}
+	return ioutil.WriteFile(absPath, data, perm)
 }
 
 func RemoveAllOutputDir(path WritablePath) error {
diff --git a/android/paths_test.go b/android/paths_test.go
index 3f4625d..3cad852 100644
--- a/android/paths_test.go
+++ b/android/paths_test.go
@@ -993,7 +993,7 @@
 		{
 			name:     "in out dir",
 			buildDir: "out",
-			src:      "out/a/b/c",
+			src:      "out/soong/a/b/c",
 			err:      "is in output",
 		},
 	}
@@ -1525,7 +1525,7 @@
 	fmt.Println(p.Rel(), p2.Rel())
 
 	// Output:
-	// out/system/framework/boot.art out/system/framework/boot.oat
+	// out/soong/system/framework/boot.art out/soong/system/framework/boot.oat
 	// boot.art boot.oat
 }
 
@@ -1539,7 +1539,7 @@
 	fmt.Println(p.Rel(), p2.Rel())
 
 	// Output:
-	// out/system/framework/boot.art out/system/framework/oat/arm/boot.vdex
+	// out/soong/system/framework/boot.art out/soong/system/framework/oat/arm/boot.vdex
 	// boot.art oat/arm/boot.vdex
 }
 
diff --git a/android/rule_builder_test.go b/android/rule_builder_test.go
index feee90f..3766bb0 100644
--- a/android/rule_builder_test.go
+++ b/android/rule_builder_test.go
@@ -64,10 +64,10 @@
 	fmt.Printf("outputs: %q\n", rule.Outputs())
 
 	// Output:
-	// commands: "ld a.o b.o -o out/linked && echo success"
+	// commands: "ld a.o b.o -o out/soong/linked && echo success"
 	// tools: ["ld"]
 	// inputs: ["a.o" "b.o"]
-	// outputs: ["out/linked"]
+	// outputs: ["out/soong/linked"]
 }
 
 func ExampleRuleBuilder_SymlinkOutputs() {
@@ -79,7 +79,7 @@
 		Tool(PathForSource(ctx, "ln")).
 		FlagWithInput("-s ", PathForTesting("a.o")).
 		SymlinkOutput(PathForOutput(ctx, "a"))
-	rule.Command().Text("cp out/a out/b").
+	rule.Command().Text("cp out/soong/a out/soong/b").
 		ImplicitSymlinkOutput(PathForOutput(ctx, "b"))
 
 	fmt.Printf("commands: %q\n", strings.Join(rule.Commands(), " && "))
@@ -89,11 +89,11 @@
 	fmt.Printf("symlink_outputs: %q\n", rule.SymlinkOutputs())
 
 	// Output:
-	// commands: "ln -s a.o out/a && cp out/a out/b"
+	// commands: "ln -s a.o out/soong/a && cp out/soong/a out/soong/b"
 	// tools: ["ln"]
 	// inputs: ["a.o"]
-	// outputs: ["out/a" "out/b"]
-	// symlink_outputs: ["out/a" "out/b"]
+	// outputs: ["out/soong/a" "out/soong/b"]
+	// symlink_outputs: ["out/soong/a" "out/soong/b"]
 }
 
 func ExampleRuleBuilder_Temporary() {
@@ -117,10 +117,10 @@
 	fmt.Printf("outputs: %q\n", rule.Outputs())
 
 	// Output:
-	// commands: "cp a out/b && cp out/b out/c"
+	// commands: "cp a out/soong/b && cp out/soong/b out/soong/c"
 	// tools: ["cp"]
 	// inputs: ["a"]
-	// outputs: ["out/c"]
+	// outputs: ["out/soong/c"]
 }
 
 func ExampleRuleBuilder_DeleteTemporaryFiles() {
@@ -145,10 +145,10 @@
 	fmt.Printf("outputs: %q\n", rule.Outputs())
 
 	// Output:
-	// commands: "cp a out/b && cp out/b out/c && rm -f out/b"
+	// commands: "cp a out/soong/b && cp out/soong/b out/soong/c && rm -f out/soong/b"
 	// tools: ["cp"]
 	// inputs: ["a"]
-	// outputs: ["out/c"]
+	// outputs: ["out/soong/c"]
 }
 
 func ExampleRuleBuilder_Installs() {
@@ -168,7 +168,7 @@
 	fmt.Printf("rule.Installs().String() = %q\n", rule.Installs().String())
 
 	// Output:
-	// rule.Installs().String() = "out/linked:/bin/linked out/linked:/sbin/linked"
+	// rule.Installs().String() = "out/soong/linked:/bin/linked out/soong/linked:/sbin/linked"
 }
 
 func ExampleRuleBuilderCommand() {
@@ -271,7 +271,7 @@
 		FlagWithRspFileInputList("@", PathForOutput(ctx, "foo.rsp"), PathsForTesting("a.java", "b.java")).
 		String())
 	// Output:
-	// javac @out/foo.rsp
+	// javac @out/soong/foo.rsp
 }
 
 func ExampleRuleBuilderCommand_String() {
@@ -371,15 +371,15 @@
 		addCommands(rule)
 
 		wantCommands := []string{
-			"out_local/module/DepFile Flag FlagWithArg=arg FlagWithDepFile=out_local/module/depfile " +
-				"FlagWithInput=input FlagWithOutput=out_local/module/output FlagWithRspFileInputList=out_local/rsp " +
-				"Input out_local/module/Output out_local/module/SymlinkOutput Text Tool after command2 old cmd",
-			"command2 out_local/module/depfile2 input2 out_local/module/output2 tool2",
-			"command3 input3 out_local/module/output2 out_local/module/output3 input3 out_local/module/output2",
+			"out_local/soong/module/DepFile Flag FlagWithArg=arg FlagWithDepFile=out_local/soong/module/depfile " +
+				"FlagWithInput=input FlagWithOutput=out_local/soong/module/output FlagWithRspFileInputList=out_local/soong/rsp " +
+				"Input out_local/soong/module/Output out_local/soong/module/SymlinkOutput Text Tool after command2 old cmd",
+			"command2 out_local/soong/module/depfile2 input2 out_local/soong/module/output2 tool2",
+			"command3 input3 out_local/soong/module/output2 out_local/soong/module/output3 input3 out_local/soong/module/output2",
 		}
 
-		wantDepMergerCommand := "out_local/host/" + ctx.Config().PrebuiltOS() + "/bin/dep_fixer " +
-			"out_local/module/DepFile out_local/module/depfile out_local/module/ImplicitDepFile out_local/module/depfile2"
+		wantDepMergerCommand := "out_local/soong/host/" + ctx.Config().PrebuiltOS() + "/bin/dep_fixer " +
+			"out_local/soong/module/DepFile out_local/soong/module/depfile out_local/soong/module/ImplicitDepFile out_local/soong/module/depfile2"
 
 		AssertDeepEquals(t, "rule.Commands()", wantCommands, rule.Commands())
 
@@ -403,13 +403,13 @@
 		wantCommands := []string{
 			"__SBOX_SANDBOX_DIR__/out/DepFile Flag FlagWithArg=arg FlagWithDepFile=__SBOX_SANDBOX_DIR__/out/depfile " +
 				"FlagWithInput=input FlagWithOutput=__SBOX_SANDBOX_DIR__/out/output " +
-				"FlagWithRspFileInputList=out_local/rsp Input __SBOX_SANDBOX_DIR__/out/Output " +
+				"FlagWithRspFileInputList=out_local/soong/rsp Input __SBOX_SANDBOX_DIR__/out/Output " +
 				"__SBOX_SANDBOX_DIR__/out/SymlinkOutput Text Tool after command2 old cmd",
 			"command2 __SBOX_SANDBOX_DIR__/out/depfile2 input2 __SBOX_SANDBOX_DIR__/out/output2 tool2",
 			"command3 input3 __SBOX_SANDBOX_DIR__/out/output2 __SBOX_SANDBOX_DIR__/out/output3 input3 __SBOX_SANDBOX_DIR__/out/output2",
 		}
 
-		wantDepMergerCommand := "out_local/host/" + ctx.Config().PrebuiltOS() + "/bin/dep_fixer __SBOX_SANDBOX_DIR__/out/DepFile __SBOX_SANDBOX_DIR__/out/depfile __SBOX_SANDBOX_DIR__/out/ImplicitDepFile __SBOX_SANDBOX_DIR__/out/depfile2"
+		wantDepMergerCommand := "out_local/soong/host/" + ctx.Config().PrebuiltOS() + "/bin/dep_fixer __SBOX_SANDBOX_DIR__/out/DepFile __SBOX_SANDBOX_DIR__/out/depfile __SBOX_SANDBOX_DIR__/out/ImplicitDepFile __SBOX_SANDBOX_DIR__/out/depfile2"
 
 		AssertDeepEquals(t, "rule.Commands()", wantCommands, rule.Commands())
 
@@ -433,7 +433,7 @@
 		wantCommands := []string{
 			"__SBOX_SANDBOX_DIR__/out/DepFile Flag FlagWithArg=arg FlagWithDepFile=__SBOX_SANDBOX_DIR__/out/depfile " +
 				"FlagWithInput=input FlagWithOutput=__SBOX_SANDBOX_DIR__/out/output " +
-				"FlagWithRspFileInputList=out_local/rsp Input __SBOX_SANDBOX_DIR__/out/Output " +
+				"FlagWithRspFileInputList=out_local/soong/rsp Input __SBOX_SANDBOX_DIR__/out/Output " +
 				"__SBOX_SANDBOX_DIR__/out/SymlinkOutput Text __SBOX_SANDBOX_DIR__/tools/src/Tool after command2 old cmd",
 			"command2 __SBOX_SANDBOX_DIR__/out/depfile2 input2 __SBOX_SANDBOX_DIR__/out/output2 __SBOX_SANDBOX_DIR__/tools/src/tool2",
 			"command3 input3 __SBOX_SANDBOX_DIR__/out/output2 __SBOX_SANDBOX_DIR__/out/output3 input3 __SBOX_SANDBOX_DIR__/out/output2",
diff --git a/apex/androidmk.go b/apex/androidmk.go
index 80237fb..4f37fc3 100644
--- a/apex/androidmk.go
+++ b/apex/androidmk.go
@@ -449,23 +449,18 @@
 					fmt.Fprintf(w, dist)
 				}
 
-				if a.apisUsedByModuleFile.String() != "" {
-					goal := "apps_only"
-					distFile := a.apisUsedByModuleFile.String()
-					fmt.Fprintf(w, "ifneq (,$(filter $(my_register_name),$(TARGET_BUILD_APPS)))\n"+
-						" $(call dist-for-goals,%s,%s:ndk_apis_usedby_apex/$(notdir %s))\n"+
-						"endif\n",
-						goal, distFile, distFile)
-				}
-
-				if a.apisBackedByModuleFile.String() != "" {
-					goal := "apps_only"
-					distFile := a.apisBackedByModuleFile.String()
-					fmt.Fprintf(w, "ifneq (,$(filter $(my_register_name),$(TARGET_BUILD_APPS)))\n"+
-						" $(call dist-for-goals,%s,%s:ndk_apis_backedby_apex/$(notdir %s))\n"+
-						"endif\n",
-						goal, distFile, distFile)
-				}
+				distCoverageFiles(w, "ndk_apis_usedby_apex", a.nativeApisUsedByModuleFile.String())
+				distCoverageFiles(w, "ndk_apis_usedby_apex", a.nativeApisBackedByModuleFile.String())
+				distCoverageFiles(w, "java_apis_used_by_apex", a.javaApisUsedByModuleFile.String())
 			}
 		}}
 }
+
+func distCoverageFiles(w io.Writer, dir string, distfile string) {
+	if distfile != "" {
+		goal := "apps_only"
+		fmt.Fprintf(w, "ifneq (,$(filter $(my_register_name),$(TARGET_BUILD_APPS)))\n"+
+			" $(call dist-for-goals,%s,%s:%s/$(notdir %s))\n"+
+			"endif\n", goal, distfile, dir, distfile)
+	}
+}
diff --git a/apex/apex.go b/apex/apex.go
index 33188cb..20660d3 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -424,8 +424,9 @@
 	isCompressed bool
 
 	// Path of API coverage generate file
-	apisUsedByModuleFile   android.ModuleOutPath
-	apisBackedByModuleFile android.ModuleOutPath
+	nativeApisUsedByModuleFile   android.ModuleOutPath
+	nativeApisBackedByModuleFile android.ModuleOutPath
+	javaApisUsedByModuleFile     android.ModuleOutPath
 
 	// Collect the module directory for IDE info in java/jdeps.go.
 	modulePaths []string
diff --git a/apex/builder.go b/apex/builder.go
index e22d694..2e21ddf 100644
--- a/apex/builder.go
+++ b/apex/builder.go
@@ -67,6 +67,7 @@
 	pctx.HostBinToolVariable("sload_f2fs", "sload_f2fs")
 	pctx.HostBinToolVariable("make_erofs", "make_erofs")
 	pctx.HostBinToolVariable("apex_compression_tool", "apex_compression_tool")
+	pctx.HostBinToolVariable("dexdeps", "dexdeps")
 	pctx.SourcePathVariable("genNdkUsedbyApexPath", "build/soong/scripts/gen_ndk_usedby_apex.sh")
 }
 
@@ -707,12 +708,12 @@
 				"readelf":   "${config.ClangBin}/llvm-readelf",
 			},
 		})
-		a.apisUsedByModuleFile = apisUsedbyOutputFile
+		a.nativeApisUsedByModuleFile = apisUsedbyOutputFile
 
-		var libNames []string
+		var nativeLibNames []string
 		for _, f := range a.filesInfo {
 			if f.class == nativeSharedLib {
-				libNames = append(libNames, f.stem())
+				nativeLibNames = append(nativeLibNames, f.stem())
 			}
 		}
 		apisBackedbyOutputFile := android.PathForModuleOut(ctx, a.Name()+"_backing.txt")
@@ -720,9 +721,25 @@
 		rule.Command().
 			Tool(android.PathForSource(ctx, "build/soong/scripts/gen_ndk_backedby_apex.sh")).
 			Output(apisBackedbyOutputFile).
-			Flags(libNames)
+			Flags(nativeLibNames)
 		rule.Build("ndk_backedby_list", "Generate API libraries backed by Apex")
-		a.apisBackedByModuleFile = apisBackedbyOutputFile
+		a.nativeApisBackedByModuleFile = apisBackedbyOutputFile
+
+		var javaLibOrApkPath []android.Path
+		for _, f := range a.filesInfo {
+			if f.class == javaSharedLib || f.class == app {
+				javaLibOrApkPath = append(javaLibOrApkPath, f.builtFile)
+			}
+		}
+		javaApiUsedbyOutputFile := android.PathForModuleOut(ctx, a.Name()+"_using.xml")
+		javaUsedByRule := android.NewRuleBuilder(pctx, ctx)
+		javaUsedByRule.Command().
+			Tool(android.PathForSource(ctx, "build/soong/scripts/gen_java_usedby_apex.sh")).
+			BuiltTool("dexdeps").
+			Output(javaApiUsedbyOutputFile).
+			Inputs(javaLibOrApkPath)
+		javaUsedByRule.Build("java_usedby_list", "Generate Java APIs used by Apex")
+		a.javaApisUsedByModuleFile = javaApiUsedbyOutputFile
 
 		bundleConfig := a.buildBundleConfig(ctx)
 
diff --git a/apex/testing.go b/apex/testing.go
index 69bd73e..337c862 100644
--- a/apex/testing.go
+++ b/apex/testing.go
@@ -24,6 +24,7 @@
 	android.MockFS{
 		// Needed by apex.
 		"system/core/rootdir/etc/public.libraries.android.txt": nil,
+		"build/soong/scripts/gen_java_usedby_apex.sh":          nil,
 		"build/soong/scripts/gen_ndk_backedby_apex.sh":         nil,
 		// Needed by prebuilt_apex.
 		"build/soong/scripts/unpack-prebuilt-apex.sh": nil,
diff --git a/cc/cc.go b/cc/cc.go
index 8915d6f..113620c 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -1717,7 +1717,7 @@
 	bazelActionsUsed := false
 	// Mixed builds mode is disabled for modules outside of device OS.
 	// TODO(b/200841190): Support non-device OS in mixed builds.
-	if c.MixedBuildsEnabled(actx) && c.bazelHandler != nil && actx.Os().Class == android.Device {
+	if c.MixedBuildsEnabled(actx) && c.bazelHandler != nil {
 		bazelActionsUsed = c.bazelHandler.GenerateBazelBuildActions(actx, bazelModuleLabel)
 	}
 	return bazelActionsUsed
diff --git a/cc/cc_test.go b/cc/cc_test.go
index 58489c2..ad2ccae 100644
--- a/cc/cc_test.go
+++ b/cc/cc_test.go
@@ -346,7 +346,7 @@
 
 func checkVndkLibrariesOutput(t *testing.T, ctx *android.TestContext, module string, expected []string) {
 	t.Helper()
-	got := ctx.ModuleForTests(module, "").Module().(*vndkLibrariesTxt).fileNames
+	got := ctx.ModuleForTests(module, "android_common").Module().(*vndkLibrariesTxt).fileNames
 	assertArrayString(t, got, expected)
 }
 
@@ -532,11 +532,11 @@
 	CheckSnapshot(t, ctx, snapshotSingleton, "libllndk", "libllndk.so", llndkLib2ndPath, variant2nd)
 
 	snapshotConfigsPath := filepath.Join(snapshotVariantPath, "configs")
-	CheckSnapshot(t, ctx, snapshotSingleton, "llndk.libraries.txt", "llndk.libraries.txt", snapshotConfigsPath, "")
-	CheckSnapshot(t, ctx, snapshotSingleton, "vndkcore.libraries.txt", "vndkcore.libraries.txt", snapshotConfigsPath, "")
-	CheckSnapshot(t, ctx, snapshotSingleton, "vndksp.libraries.txt", "vndksp.libraries.txt", snapshotConfigsPath, "")
-	CheckSnapshot(t, ctx, snapshotSingleton, "vndkprivate.libraries.txt", "vndkprivate.libraries.txt", snapshotConfigsPath, "")
-	CheckSnapshot(t, ctx, snapshotSingleton, "vndkproduct.libraries.txt", "vndkproduct.libraries.txt", snapshotConfigsPath, "")
+	CheckSnapshot(t, ctx, snapshotSingleton, "llndk.libraries.txt", "llndk.libraries.txt", snapshotConfigsPath, "android_common")
+	CheckSnapshot(t, ctx, snapshotSingleton, "vndkcore.libraries.txt", "vndkcore.libraries.txt", snapshotConfigsPath, "android_common")
+	CheckSnapshot(t, ctx, snapshotSingleton, "vndksp.libraries.txt", "vndksp.libraries.txt", snapshotConfigsPath, "android_common")
+	CheckSnapshot(t, ctx, snapshotSingleton, "vndkprivate.libraries.txt", "vndkprivate.libraries.txt", snapshotConfigsPath, "android_common")
+	CheckSnapshot(t, ctx, snapshotSingleton, "vndkproduct.libraries.txt", "vndkproduct.libraries.txt", snapshotConfigsPath, "android_common")
 
 	checkVndkOutput(t, ctx, "vndk/vndk.libraries.txt", []string{
 		"LLNDK: libc.so",
@@ -614,7 +614,7 @@
 	config.TestProductVariables.Platform_vndk_version = StringPtr("29")
 	ctx := testCcWithConfig(t, config)
 
-	module := ctx.ModuleForTests("llndk.libraries.txt", "")
+	module := ctx.ModuleForTests("llndk.libraries.txt", "android_common")
 	entries := android.AndroidMkEntriesForTest(t, ctx, module.Module())[0]
 	assertArrayString(t, entries.EntryMap["LOCAL_MODULE_STEM"], []string{"llndk.libraries.29.txt"})
 }
diff --git a/cc/ccdeps.go b/cc/ccdeps.go
index b96d8b0..75e1faf 100644
--- a/cc/ccdeps.go
+++ b/cc/ccdeps.go
@@ -44,11 +44,9 @@
 var _ android.SingletonMakeVarsProvider = (*ccdepsGeneratorSingleton)(nil)
 
 const (
-	// Environment variables used to control the behavior of this singleton.
-	envVariableCollectCCDeps = "SOONG_COLLECT_CC_DEPS"
-	ccdepsJsonFileName       = "module_bp_cc_deps.json"
-	cClang                   = "clang"
-	cppClang                 = "clang++"
+	ccdepsJsonFileName = "module_bp_cc_deps.json"
+	cClang             = "clang"
+	cppClang           = "clang++"
 )
 
 type ccIdeInfo struct {
@@ -83,10 +81,7 @@
 }
 
 func (c *ccdepsGeneratorSingleton) GenerateBuildActions(ctx android.SingletonContext) {
-	if !ctx.Config().IsEnvTrue(envVariableCollectCCDeps) {
-		return
-	}
-
+	// (b/204397180) Generate module_bp_cc_deps.json by default.
 	moduleDeps := ccDeps{}
 	moduleInfos := map[string]ccIdeInfo{}
 
diff --git a/cc/sanitize.go b/cc/sanitize.go
index c7e8411..93d4b4c 100644
--- a/cc/sanitize.go
+++ b/cc/sanitize.go
@@ -88,7 +88,7 @@
 	intOverflow
 	scs
 	Fuzzer
-	memtag_heap
+	Memtag_heap
 	cfi // cfi is last to prevent it running before incompatible mutators
 )
 
@@ -99,7 +99,7 @@
 	intOverflow,
 	scs,
 	Fuzzer,
-	memtag_heap,
+	Memtag_heap,
 	cfi, // cfi is last to prevent it running before incompatible mutators
 }
 
@@ -118,7 +118,7 @@
 		return "cfi"
 	case scs:
 		return "scs"
-	case memtag_heap:
+	case Memtag_heap:
 		return "memtag_heap"
 	case Fuzzer:
 		return "fuzzer"
@@ -134,7 +134,7 @@
 		return "address"
 	case Hwasan:
 		return "hwaddress"
-	case memtag_heap:
+	case Memtag_heap:
 		return "memtag_heap"
 	case tsan:
 		return "thread"
@@ -156,7 +156,7 @@
 	case Asan, Hwasan, Fuzzer, scs, tsan, cfi:
 		ctx.TopDown(t.variationName()+"_deps", sanitizerDepsMutator(t))
 		ctx.BottomUp(t.variationName(), sanitizerMutator(t))
-	case memtag_heap, intOverflow:
+	case Memtag_heap, intOverflow:
 		// do nothing
 	default:
 		panic(fmt.Errorf("unknown SanitizerType %d", t))
@@ -179,6 +179,8 @@
 		return true
 	case Fuzzer:
 		return true
+	case Memtag_heap:
+		return true
 	default:
 		return false
 	}
@@ -467,7 +469,7 @@
 		s.Scs = nil
 	}
 
-	// memtag_heap is only implemented on AArch64.
+	// Memtag_heap is only implemented on AArch64.
 	if ctx.Arch().ArchType != android.Arm64 {
 		s.Memtag_heap = nil
 	}
@@ -813,7 +815,7 @@
 		return sanitize.Properties.Sanitize.Cfi
 	case scs:
 		return sanitize.Properties.Sanitize.Scs
-	case memtag_heap:
+	case Memtag_heap:
 		return sanitize.Properties.Sanitize.Memtag_heap
 	case Fuzzer:
 		return sanitize.Properties.Sanitize.Fuzzer
@@ -829,7 +831,7 @@
 		!sanitize.isSanitizerEnabled(tsan) &&
 		!sanitize.isSanitizerEnabled(cfi) &&
 		!sanitize.isSanitizerEnabled(scs) &&
-		!sanitize.isSanitizerEnabled(memtag_heap) &&
+		!sanitize.isSanitizerEnabled(Memtag_heap) &&
 		!sanitize.isSanitizerEnabled(Fuzzer)
 }
 
@@ -859,7 +861,7 @@
 		sanitize.Properties.Sanitize.Cfi = bPtr
 	case scs:
 		sanitize.Properties.Sanitize.Scs = bPtr
-	case memtag_heap:
+	case Memtag_heap:
 		sanitize.Properties.Sanitize.Memtag_heap = bPtr
 	case Fuzzer:
 		sanitize.Properties.Sanitize.Fuzzer = bPtr
@@ -1148,7 +1150,7 @@
 			if lib, ok := snapshot.StaticLibs[noteDep]; ok {
 				noteDep = lib
 			}
-			depTag := libraryDependencyTag{Kind: staticLibraryDependency, wholeStatic: true}
+			depTag := StaticDepTag(true)
 			variations := append(mctx.Target().Variations(),
 				blueprint.Variation{Mutator: "link", Variation: "static"})
 			if c.Device() {
@@ -1318,6 +1320,10 @@
 func sanitizerMutator(t SanitizerType) func(android.BottomUpMutatorContext) {
 	return func(mctx android.BottomUpMutatorContext) {
 		if c, ok := mctx.Module().(PlatformSanitizeable); ok && c.SanitizePropDefined() {
+
+			// Make sure we're not setting CFI to any value if it's not supported.
+			cfiSupported := mctx.Module().(PlatformSanitizeable).SanitizerSupported(cfi)
+
 			if c.Binary() && c.IsSanitizerEnabled(t) {
 				modules := mctx.CreateVariations(t.variationName())
 				modules[0].(PlatformSanitizeable).SetSanitizer(t, true)
@@ -1338,7 +1344,6 @@
 					// is redirected to the sanitized variant of the dependent module.
 					defaultVariation := t.variationName()
 					// Not all PlatformSanitizeable modules support the CFI sanitizer
-					cfiSupported := mctx.Module().(PlatformSanitizeable).SanitizerSupported(cfi)
 					mctx.SetDefaultDependencyVariation(&defaultVariation)
 
 					modules := mctx.CreateVariations("", t.variationName())
@@ -1385,7 +1390,7 @@
 						modules[0].(PlatformSanitizeable).SetInSanitizerDir()
 					}
 
-					if mctx.Device() && t.incompatibleWithCfi() {
+					if mctx.Device() && t.incompatibleWithCfi() && cfiSupported {
 						// TODO: Make sure that cfi mutator runs "after" any of the sanitizers that
 						// are incompatible with cfi
 						modules[0].(PlatformSanitizeable).SetSanitizer(cfi, false)
diff --git a/cc/vndk.go b/cc/vndk.go
index 1ae79de..c9c9f2c 100644
--- a/cc/vndk.go
+++ b/cc/vndk.go
@@ -495,7 +495,7 @@
 		filterOutFromMakeVar: filter,
 	}
 	m.AddProperties(&m.properties)
-	android.InitAndroidModule(m)
+	android.InitAndroidArchModule(m, android.DeviceSupported, android.MultilibCommon)
 	return m
 }
 
diff --git a/compliance/build_license_metadata/build_license_metadata.go b/compliance/build_license_metadata/build_license_metadata.go
index ba3cc3e..8b1fe58 100644
--- a/compliance/build_license_metadata/build_license_metadata.go
+++ b/compliance/build_license_metadata/build_license_metadata.go
@@ -119,7 +119,7 @@
 	for _, installMap := range installMaps {
 		components := strings.Split(installMap, ":")
 		if len(components) != 2 {
-			panic(fmt.Errorf("install map entry %q contains %d colons, expected 1", len(components)-1))
+			panic(fmt.Errorf("install map entry %q contains %d colons, expected 1", installMap, len(components)-1))
 		}
 		ret = append(ret, &license_metadata_proto.InstallMap{
 			FromPath:      proto.String(components[0]),
@@ -140,7 +140,7 @@
 		dep := components[0]
 		components = components[1:]
 		ad := &license_metadata_proto.AnnotatedDependency{
-			File: proto.String(dep),
+			File:        proto.String(dep),
 			Annotations: make([]string, 0, len(components)),
 		}
 		for _, ann := range components {
diff --git a/dexpreopt/class_loader_context_test.go b/dexpreopt/class_loader_context_test.go
index d81ac2c..4a3d390 100644
--- a/dexpreopt/class_loader_context_test.go
+++ b/dexpreopt/class_loader_context_test.go
@@ -115,16 +115,16 @@
 	// Test that class loader context structure is correct.
 	t.Run("string", func(t *testing.T) {
 		wantStr := " --host-context-for-sdk 29 " +
-			"PCL[out/" + AndroidHidlManager + ".jar]#" +
-			"PCL[out/" + AndroidHidlBase + ".jar]" +
+			"PCL[out/soong/" + AndroidHidlManager + ".jar]#" +
+			"PCL[out/soong/" + AndroidHidlBase + ".jar]" +
 			" --target-context-for-sdk 29 " +
 			"PCL[/system/framework/" + AndroidHidlManager + ".jar]#" +
 			"PCL[/system/framework/" + AndroidHidlBase + ".jar]" +
 			" --host-context-for-sdk any " +
-			"PCL[out/a.jar]#PCL[out/b.jar]#PCL[out/c.jar]#PCL[out/d.jar]" +
-			"{PCL[out/a2.jar]#PCL[out/b2.jar]#PCL[out/c2.jar]" +
-			"{PCL[out/a1.jar]#PCL[out/b1.jar]}}#" +
-			"PCL[out/f.jar]#PCL[out/a3.jar]#PCL[out/b3.jar]" +
+			"PCL[out/soong/a.jar]#PCL[out/soong/b.jar]#PCL[out/soong/c.jar]#PCL[out/soong/d.jar]" +
+			"{PCL[out/soong/a2.jar]#PCL[out/soong/b2.jar]#PCL[out/soong/c2.jar]" +
+			"{PCL[out/soong/a1.jar]#PCL[out/soong/b1.jar]}}#" +
+			"PCL[out/soong/f.jar]#PCL[out/soong/a3.jar]#PCL[out/soong/b3.jar]" +
 			" --target-context-for-sdk any " +
 			"PCL[/system/a.jar]#PCL[/system/b.jar]#PCL[/system/c.jar]#PCL[/system/d.jar]" +
 			"{PCL[/system/a2.jar]#PCL[/system/b2.jar]#PCL[/system/c2.jar]" +
@@ -138,11 +138,11 @@
 	// Test that all expected build paths are gathered.
 	t.Run("paths", func(t *testing.T) {
 		wantPaths := []string{
-			"out/android.hidl.manager-V1.0-java.jar", "out/android.hidl.base-V1.0-java.jar",
-			"out/a.jar", "out/b.jar", "out/c.jar", "out/d.jar",
-			"out/a2.jar", "out/b2.jar", "out/c2.jar",
-			"out/a1.jar", "out/b1.jar",
-			"out/f.jar", "out/a3.jar", "out/b3.jar",
+			"out/soong/android.hidl.manager-V1.0-java.jar", "out/soong/android.hidl.base-V1.0-java.jar",
+			"out/soong/a.jar", "out/soong/b.jar", "out/soong/c.jar", "out/soong/d.jar",
+			"out/soong/a2.jar", "out/soong/b2.jar", "out/soong/c2.jar",
+			"out/soong/a1.jar", "out/soong/b1.jar",
+			"out/soong/f.jar", "out/soong/a3.jar", "out/soong/b3.jar",
 		}
 		if !reflect.DeepEqual(wantPaths, havePaths.Strings()) {
 			t.Errorf("\nwant paths: %s\nhave paths: %s", wantPaths, havePaths)
@@ -270,13 +270,13 @@
 
 	// Test that class loader context structure is correct.
 	t.Run("string", func(t *testing.T) {
-		wantStr := " --host-context-for-sdk 30 PCL[out/c.jar]" +
+		wantStr := " --host-context-for-sdk 30 PCL[out/soong/c.jar]" +
 			" --target-context-for-sdk 30 PCL[/system/c.jar]" +
-			" --host-context-for-sdk 29 PCL[out/b.jar]" +
+			" --host-context-for-sdk 29 PCL[out/soong/b.jar]" +
 			" --target-context-for-sdk 29 PCL[/system/b.jar]" +
-			" --host-context-for-sdk 28 PCL[out/a.jar]" +
+			" --host-context-for-sdk 28 PCL[out/soong/a.jar]" +
 			" --target-context-for-sdk 28 PCL[/system/a.jar]" +
-			" --host-context-for-sdk any PCL[out/d.jar]" +
+			" --host-context-for-sdk any PCL[out/soong/d.jar]" +
 			" --target-context-for-sdk any PCL[/system/d.jar]"
 		if wantStr != haveStr {
 			t.Errorf("\nwant class loader context: %s\nhave class loader context: %s", wantStr, haveStr)
diff --git a/java/androidmk.go b/java/androidmk.go
index eca5caa..4c115d5 100644
--- a/java/androidmk.go
+++ b/java/androidmk.go
@@ -47,6 +47,7 @@
 					if library.dexJarFile.IsSet() {
 						entries.SetPath("LOCAL_SOONG_DEX_JAR", library.dexJarFile.Path())
 					}
+					entries.SetPath("LOCAL_SOONG_INSTALLED_MODULE", library.hostdexInstallFile)
 					entries.SetPath("LOCAL_SOONG_HEADER_JAR", library.headerJarFile)
 					entries.SetPath("LOCAL_SOONG_CLASSES_JAR", library.implementationAndResourcesJar)
 					entries.SetString("LOCAL_MODULE_STEM", library.Stem()+"-hostdex")
@@ -285,11 +286,6 @@
 		}}
 	} else {
 		outputFile := binary.wrapperFile
-		// Have Make installation trigger Soong installation by using Soong's install path as
-		// the output file.
-		if binary.Host() {
-			outputFile = binary.binaryFile
-		}
 
 		return []android.AndroidMkEntries{android.AndroidMkEntries{
 			Class:      "EXECUTABLES",
diff --git a/java/app.go b/java/app.go
index 6554d66..c08ec06 100755
--- a/java/app.go
+++ b/java/app.go
@@ -471,6 +471,7 @@
 	a.dexpreopter.enforceUsesLibs = a.usesLibrary.enforceUsesLibraries()
 	a.dexpreopter.classLoaderContexts = a.classLoaderContexts
 	a.dexpreopter.manifestFile = a.mergedManifestFile
+	a.dexpreopter.preventInstall = a.appProperties.PreventInstall
 
 	if ctx.ModuleName() != "framework-res" {
 		a.Module.compile(ctx, a.aaptSrcJar)
@@ -720,11 +721,15 @@
 	apexInfo := ctx.Provider(android.ApexInfoProvider).(android.ApexInfo)
 
 	// Install the app package.
-	if (Bool(a.Module.properties.Installable) || ctx.Host()) && apexInfo.IsForPlatform() {
-		ctx.InstallFile(a.installDir, a.outputFile.Base(), a.outputFile)
+	if (Bool(a.Module.properties.Installable) || ctx.Host()) && apexInfo.IsForPlatform() &&
+		!a.appProperties.PreventInstall {
+
+		var extraInstalledPaths android.Paths
 		for _, extra := range a.extraOutputFiles {
-			ctx.InstallFile(a.installDir, extra.Base(), extra)
+			installed := ctx.InstallFile(a.installDir, extra.Base(), extra)
+			extraInstalledPaths = append(extraInstalledPaths, installed)
 		}
+		ctx.InstallFile(a.installDir, a.outputFile.Base(), a.outputFile, extraInstalledPaths...)
 	}
 
 	a.buildAppDependencyInfo(ctx)
diff --git a/java/app_import.go b/java/app_import.go
index 3e5f972..4d1969e 100644
--- a/java/app_import.go
+++ b/java/app_import.go
@@ -108,6 +108,8 @@
 	return true
 }
 
+func (a *AndroidAppImport) InstallBypassMake() bool { return true }
+
 // Updates properties with variant-specific values.
 func (a *AndroidAppImport) processVariants(ctx android.LoadHookContext) {
 	config := ctx.Config()
diff --git a/java/base.go b/java/base.go
index 859baaf..6930bcd 100644
--- a/java/base.go
+++ b/java/base.go
@@ -407,6 +407,9 @@
 	// installed file for binary dependency
 	installFile android.Path
 
+	// installed file for hostdex copy
+	hostdexInstallFile android.InstallPath
+
 	// list of .java files and srcjars that was passed to javac
 	compiledJavaSrcs android.Paths
 	compiledSrcJars  android.Paths
diff --git a/java/config/config.go b/java/config/config.go
index 92d49a6..30c6f91 100644
--- a/java/config/config.go
+++ b/java/config/config.go
@@ -124,8 +124,8 @@
 	pctx.HostBinToolVariable("Zip2ZipCmd", "zip2zip")
 	pctx.HostBinToolVariable("ZipSyncCmd", "zipsync")
 	pctx.HostBinToolVariable("ApiCheckCmd", "apicheck")
-	pctx.HostJavaBinToolVariable("D8Cmd", "d8")
-	pctx.HostJavaBinToolVariable("R8Cmd", "r8-compat-proguard")
+	pctx.HostBinToolVariable("D8Cmd", "d8")
+	pctx.HostBinToolVariable("R8Cmd", "r8-compat-proguard")
 	pctx.HostBinToolVariable("HiddenAPICmd", "hiddenapi")
 	pctx.HostBinToolVariable("ExtractApksCmd", "extract_apks")
 	pctx.VariableFunc("TurbineJar", func(ctx android.PackageVarContext) string {
diff --git a/java/dexpreopt.go b/java/dexpreopt.go
index e9dc982..7c081b6 100644
--- a/java/dexpreopt.go
+++ b/java/dexpreopt.go
@@ -66,6 +66,7 @@
 	isApp               bool
 	isTest              bool
 	isPresignedPrebuilt bool
+	preventInstall      bool
 
 	manifestFile        android.Path
 	statusFile          android.WritablePath
@@ -335,17 +336,19 @@
 
 	dexpreoptRule.Build("dexpreopt", "dexpreopt")
 
-	if global.ApexSystemServerJars.ContainsJar(moduleName(ctx)) {
-		// APEX variants of java libraries are hidden from Make, so their dexpreopt outputs need special
-		// handling. Currently, for APEX variants of java libraries, only those in the system server
-		// classpath are handled here. Preopting of boot classpath jars in the ART APEX are handled in
-		// java/dexpreopt_bootjars.go, and other APEX jars are not preopted.
-		for _, install := range dexpreoptRule.Installs() {
-			// Remove the "/" prefix because the path should be relative to $ANDROID_PRODUCT_OUT.
-			installDir := strings.TrimPrefix(filepath.Dir(install.To), "/")
-			installBase := filepath.Base(install.To)
-			arch := filepath.Base(installDir)
-			installPath := android.PathForModuleInPartitionInstall(ctx, "", installDir)
+	for _, install := range dexpreoptRule.Installs() {
+		// Remove the "/" prefix because the path should be relative to $ANDROID_PRODUCT_OUT.
+		installDir := strings.TrimPrefix(filepath.Dir(install.To), "/")
+		installBase := filepath.Base(install.To)
+		arch := filepath.Base(installDir)
+		installPath := android.PathForModuleInPartitionInstall(ctx, "", installDir)
+
+		if global.ApexSystemServerJars.ContainsJar(moduleName(ctx)) {
+			// APEX variants of java libraries are hidden from Make, so their dexpreopt
+			// outputs need special handling. Currently, for APEX variants of java
+			// libraries, only those in the system server classpath are handled here.
+			// Preopting of boot classpath jars in the ART APEX are handled in
+			// java/dexpreopt_bootjars.go, and other APEX jars are not preopted.
 			// The installs will be handled by Make as sub-modules of the java library.
 			d.builtInstalledForApex = append(d.builtInstalledForApex, dexpreopterInstall{
 				name:                arch + "-" + installBase,
@@ -354,10 +357,12 @@
 				installDirOnDevice:  installPath,
 				installFileOnDevice: installBase,
 			})
+		} else if !d.preventInstall {
+			ctx.InstallFile(installPath, installBase, install.From)
 		}
-	} else {
-		// The installs will be handled by Make as LOCAL_SOONG_BUILT_INSTALLED of the java library
-		// module.
+	}
+
+	if !global.ApexSystemServerJars.ContainsJar(moduleName(ctx)) {
 		d.builtInstalled = dexpreoptRule.Installs().String()
 	}
 }
diff --git a/java/droiddoc.go b/java/droiddoc.go
index 869a598..c84a15c 100644
--- a/java/droiddoc.go
+++ b/java/droiddoc.go
@@ -769,8 +769,8 @@
 
 	d.Javadoc.docZip = android.PathForModuleOut(ctx, ctx.ModuleName()+"-"+"docs.zip")
 
-	jsilver := android.PathForOutput(ctx, "host", ctx.Config().PrebuiltOS(), "framework", "jsilver.jar")
-	doclava := android.PathForOutput(ctx, "host", ctx.Config().PrebuiltOS(), "framework", "doclava.jar")
+	jsilver := ctx.Config().HostJavaToolPath(ctx, "jsilver.jar")
+	doclava := ctx.Config().HostJavaToolPath(ctx, "doclava.jar")
 
 	outDir := android.PathForModuleOut(ctx, "out")
 	srcJarDir := android.PathForModuleOut(ctx, "srcjars")
diff --git a/java/java.go b/java/java.go
index 854097b..2f9e03a 100644
--- a/java/java.go
+++ b/java/java.go
@@ -265,6 +265,8 @@
 	return j.kytheFiles
 }
 
+func (j *Module) InstallBypassMake() bool { return true }
+
 type dependencyTag struct {
 	blueprint.BaseDependencyTag
 	name string
@@ -567,8 +569,23 @@
 		if j.InstallMixin != nil {
 			extraInstallDeps = j.InstallMixin(ctx, j.outputFile)
 		}
-		j.installFile = ctx.InstallFile(android.PathForModuleInstall(ctx, "framework"),
-			j.Stem()+".jar", j.outputFile, extraInstallDeps...)
+		hostDexNeeded := Bool(j.deviceProperties.Hostdex) && !ctx.Host()
+		if hostDexNeeded {
+			j.hostdexInstallFile = ctx.InstallFile(
+				android.PathForHostDexInstall(ctx, "framework"),
+				j.Stem()+"-hostdex.jar", j.outputFile)
+		}
+		var installDir android.InstallPath
+		if ctx.InstallInTestcases() {
+			var archDir string
+			if !ctx.Host() {
+				archDir = ctx.DeviceConfig().DeviceArch()
+			}
+			installDir = android.PathForModuleInstall(ctx, ctx.ModuleName(), archDir)
+		} else {
+			installDir = android.PathForModuleInstall(ctx, "framework")
+		}
+		j.installFile = ctx.InstallFile(installDir, j.Stem()+".jar", j.outputFile, extraInstallDeps...)
 	}
 }
 
@@ -842,6 +859,20 @@
 	dexJarFile android.Path
 }
 
+func (j *Test) InstallInTestcases() bool {
+	// Host java tests install into $(HOST_OUT_JAVA_LIBRARIES), and then are copied into
+	// testcases by base_rules.mk.
+	return !j.Host()
+}
+
+func (j *TestHelperLibrary) InstallInTestcases() bool {
+	return true
+}
+
+func (j *JavaTestImport) InstallInTestcases() bool {
+	return true
+}
+
 func (j *TestHost) DepsMutator(ctx android.BottomUpMutatorContext) {
 	if len(j.testHostProperties.Data_native_bins) > 0 {
 		for _, target := range ctx.MultiTargets() {
@@ -1376,8 +1407,17 @@
 	})
 
 	if Bool(j.properties.Installable) {
-		ctx.InstallFile(android.PathForModuleInstall(ctx, "framework"),
-			jarName, outputFile)
+		var installDir android.InstallPath
+		if ctx.InstallInTestcases() {
+			var archDir string
+			if !ctx.Host() {
+				archDir = ctx.DeviceConfig().DeviceArch()
+			}
+			installDir = android.PathForModuleInstall(ctx, ctx.ModuleName(), archDir)
+		} else {
+			installDir = android.PathForModuleInstall(ctx, "framework")
+		}
+		ctx.InstallFile(installDir, jarName, outputFile)
 	}
 
 	j.exportAidlIncludeDirs = android.PathsForModuleSrc(ctx, j.properties.Aidl.Export_include_dirs)
diff --git a/java/jdeps.go b/java/jdeps.go
index 0ab2e42..eff9a31 100644
--- a/java/jdeps.go
+++ b/java/jdeps.go
@@ -40,16 +40,11 @@
 var _ android.SingletonMakeVarsProvider = (*jdepsGeneratorSingleton)(nil)
 
 const (
-	// Environment variables used to modify behavior of this singleton.
-	envVariableCollectJavaDeps = "SOONG_COLLECT_JAVA_DEPS"
-	jdepsJsonFileName          = "module_bp_java_deps.json"
+	jdepsJsonFileName = "module_bp_java_deps.json"
 )
 
 func (j *jdepsGeneratorSingleton) GenerateBuildActions(ctx android.SingletonContext) {
-	if !ctx.Config().IsEnvTrue(envVariableCollectJavaDeps) {
-		return
-	}
-
+	// (b/204397180) Generate module_bp_java_deps.json by default.
 	moduleInfos := make(map[string]android.IdeInfo)
 
 	ctx.VisitAllModules(func(module android.Module) {
diff --git a/mk2rbc/cmd/mk2rbc.go b/mk2rbc/cmd/mk2rbc.go
index 25507d2..7bb0246 100644
--- a/mk2rbc/cmd/mk2rbc.go
+++ b/mk2rbc/cmd/mk2rbc.go
@@ -46,7 +46,7 @@
 	dryRun   = flag.Bool("dry_run", false, "dry run")
 	recurse  = flag.Bool("convert_dependents", false, "convert all dependent files")
 	mode     = flag.String("mode", "", `"backup" to back up existing files, "write" to overwrite them`)
-	warn     = flag.Bool("warnings", false, "warn about partially failed conversions")
+	noWarn   = flag.Bool("no_warnings", false, "don't warn about partially failed conversions")
 	verbose  = flag.Bool("v", false, "print summary")
 	errstat  = flag.Bool("error_stat", false, "print error statistics")
 	traceVar = flag.String("trace", "", "comma-separated list of variables to trace")
@@ -75,13 +75,13 @@
 	flagAlias("root", "d")
 	flagAlias("dry_run", "n")
 	flagAlias("convert_dependents", "r")
-	flagAlias("warnings", "w")
+	flagAlias("no_warnings", "w")
 	flagAlias("error_stat", "e")
 }
 
 var backupSuffix string
 var tracedVariables []string
-var errorLogger = errorsByType{data: make(map[string]datum)}
+var errorLogger = errorSink{data: make(map[string]datum)}
 var makefileFinder = &LinuxMakefileFinder{}
 var versionDefaultsMk = filepath.Join("build", "make", "core", "version_defaults.mk")
 
@@ -336,12 +336,10 @@
 		OutputSuffix:       *suffix,
 		TracedVariables:    tracedVariables,
 		TraceCalls:         *traceCalls,
-		WarnPartialSuccess: *warn,
+		WarnPartialSuccess: !*noWarn,
 		SourceFS:           os.DirFS(*rootDir),
 		MakefileFinder:     makefileFinder,
-	}
-	if *errstat {
-		mk2starRequest.ErrorLogger = errorLogger
+		ErrorLogger:        errorLogger,
 	}
 	ss, err := mk2rbc.Convert(mk2starRequest)
 	if err != nil {
@@ -419,7 +417,7 @@
 
 func printStats() {
 	var sortedFiles []string
-	if !*warn && !*verbose {
+	if *noWarn && !*verbose {
 		return
 	}
 	for p := range converted {
@@ -437,7 +435,7 @@
 			nOk++
 		}
 	}
-	if *warn {
+	if !*noWarn {
 		if nPartial > 0 {
 			fmt.Fprintf(os.Stderr, "Conversion was partially successful for:\n")
 			for _, f := range sortedFiles {
@@ -456,10 +454,8 @@
 			}
 		}
 	}
-	if *verbose {
-		fmt.Fprintf(os.Stderr, "%-16s%5d\n", "Succeeded:", nOk)
-		fmt.Fprintf(os.Stderr, "%-16s%5d\n", "Partial:", nPartial)
-		fmt.Fprintf(os.Stderr, "%-16s%5d\n", "Failed:", nFailed)
+	if *verbose && (nPartial > 0 || nFailed > 0) {
+		fmt.Fprintln(os.Stderr, "Succeeded: ", nOk, " Partial: ", nPartial, " Failed: ", nFailed)
 	}
 }
 
@@ -468,11 +464,18 @@
 	formattingArgs []string
 }
 
-type errorsByType struct {
+type errorSink struct {
 	data map[string]datum
 }
 
-func (ebt errorsByType) NewError(message string, node parser.Node, args ...interface{}) {
+func (ebt errorSink) NewError(sourceFile string, sourceLine int, node parser.Node, message string, args ...interface{}) {
+	fmt.Fprintf(os.Stderr, "%s:%d ", sourceFile, sourceLine)
+	fmt.Fprintf(os.Stderr, message, args...)
+	fmt.Fprintln(os.Stderr)
+	if !*errstat {
+		return
+	}
+
 	v, exists := ebt.data[message]
 	if exists {
 		v.count++
@@ -497,7 +500,7 @@
 	ebt.data[message] = v
 }
 
-func (ebt errorsByType) printStatistics() {
+func (ebt errorSink) printStatistics() {
 	if len(ebt.data) > 0 {
 		fmt.Fprintln(os.Stderr, "Error counts:")
 	}
diff --git a/mk2rbc/mk2rbc.go b/mk2rbc/mk2rbc.go
index 4d0d239..7ce1834 100644
--- a/mk2rbc/mk2rbc.go
+++ b/mk2rbc/mk2rbc.go
@@ -72,6 +72,7 @@
 	soongConfigVarSetOld    = "add_soong_config_var_value"
 	soongConfigAppend       = "soong_config_append"
 	soongConfigAssign       = "soong_config_set"
+	soongConfigGet          = "soong_config_get"
 	wildcardExistsPhony     = "$wildcard_exists"
 )
 
@@ -95,6 +96,7 @@
 	soongConfigVarSetOld:                  {baseName + ".soong_config_set", starlarkTypeVoid, hiddenArgGlobal},
 	soongConfigAssign:                     {baseName + ".soong_config_set", starlarkTypeVoid, hiddenArgGlobal},
 	soongConfigAppend:                     {baseName + ".soong_config_append", starlarkTypeVoid, hiddenArgGlobal},
+	soongConfigGet:                        {baseName + ".soong_config_get", starlarkTypeString, hiddenArgGlobal},
 	"add-to-product-copy-files-if-exists": {baseName + ".copy_if_exists", starlarkTypeList, hiddenArgNone},
 	"addprefix":                           {baseName + ".addprefix", starlarkTypeList, hiddenArgNone},
 	"addsuffix":                           {baseName + ".addsuffix", starlarkTypeList, hiddenArgNone},
@@ -159,7 +161,7 @@
 	RootDir            string    // root directory path used to resolve included files
 	OutputSuffix       string    // generated Starlark files suffix
 	OutputDir          string    // if set, root of the output hierarchy
-	ErrorLogger        ErrorMonitorCB
+	ErrorLogger        ErrorLogger
 	TracedVariables    []string // trace assignment to these variables
 	TraceCalls         bool
 	WarnPartialSuccess bool
@@ -167,10 +169,10 @@
 	MakefileFinder     MakefileFinder
 }
 
-// An error sink allowing to gather error statistics.
-// NewError is called on every error encountered during processing.
-type ErrorMonitorCB interface {
-	NewError(s string, node mkparser.Node, args ...interface{})
+// ErrorLogger prints errors and gathers error statistics.
+// Its NewError function is called on every error encountered during the conversion.
+type ErrorLogger interface {
+	NewError(sourceFile string, sourceLine int, node mkparser.Node, text string, args ...interface{})
 }
 
 // Derives module name for a given file. It is base name
@@ -379,6 +381,7 @@
 	warnPartialSuccess bool
 	sourceFS           fs.FS
 	makefileFinder     MakefileFinder
+	nodeLocator        func(pos mkparser.Pos) int
 }
 
 func (ss *StarlarkScript) newNode(node starlarkNode) {
@@ -404,7 +407,7 @@
 	fatalError       error
 	builtinMakeVars  map[string]starlarkExpr
 	outputSuffix     string
-	errorLogger      ErrorMonitorCB
+	errorLogger      ErrorLogger
 	tracedVariables  map[string]bool // variables to be traced in the generated script
 	variables        map[string]variable
 	varAssignments   *varAssignmentScope
@@ -538,7 +541,15 @@
 		return
 	}
 	name := a.Name.Strings[0]
-	// Soong confuguration
+	// The `override` directive
+	//      override FOO :=
+	// is parsed as an assignment to a variable named `override FOO`.
+	// There are very few places where `override` is used, just flag it.
+	if strings.HasPrefix(name, "override ") {
+		ctx.errorf(a, "cannot handle override directive")
+	}
+
+	// Soong configuration
 	if strings.HasPrefix(name, soongNsPrefix) {
 		ctx.handleSoongNsAssignment(strings.TrimPrefix(name, soongNsPrefix), a)
 		return
@@ -639,7 +650,7 @@
 		// Upon seeing
 		//      SOONG_CONFIG_x_y = v
 		// find a namespace called `x` and act as if we encountered
-		//      $(call add_config_var_value(x,y,v)
+		//      $(call soong_config_set,x,y,v)
 		// or check that `x_y` is a namespace, and then add the RHS of this assignment as variables in
 		// it.
 		// Emit an error in the ambiguous situation (namespaces `foo_bar` with a variable `baz`
@@ -680,7 +691,7 @@
 			ctx.errorf(asgn, "no %s variable in %s namespace, please use add_soong_config_var_value instead", varName, namespaceName)
 			return
 		}
-		fname := soongConfigVarSetOld
+		fname := soongConfigAssign
 		if asgn.Type == "+=" {
 			fname = soongConfigAppend
 		}
@@ -963,25 +974,16 @@
 	ctx.pushReceiver(&block)
 	for ctx.hasNodes() {
 		node := ctx.getNode()
-		if ctx.handleSimpleStatement(node) {
-			continue
-		}
-		switch d := node.(type) {
-		case *mkparser.Directive:
+		if d, ok := node.(*mkparser.Directive); ok {
 			switch d.Name {
 			case "else", "elifdef", "elifndef", "elifeq", "elifneq", "endif":
 				ctx.popReceiver()
 				ctx.receiver.newNode(&block)
 				ctx.backNode()
 				return
-			case "ifdef", "ifndef", "ifeq", "ifneq":
-				ctx.handleIfBlock(d)
-			default:
-				ctx.errorf(d, "unexpected directive %s", d.Name)
 			}
-		default:
-			ctx.errorf(node, "unexpected statement")
 		}
+		ctx.handleSimpleStatement(node)
 	}
 	ctx.fatalError = fmt.Errorf("no matching endif for %s", check.Dump())
 	ctx.popReceiver()
@@ -1021,7 +1023,7 @@
 func (ctx *parseContext) newBadExpr(node mkparser.Node, text string, args ...interface{}) starlarkExpr {
 	message := fmt.Sprintf(text, args...)
 	if ctx.errorLogger != nil {
-		ctx.errorLogger.NewError(text, node, args)
+		ctx.errorLogger.NewError(ctx.script.mkFile, ctx.script.nodeLocator(node.Pos()), node, text, args...)
 	}
 	ctx.script.hasErrors = true
 	return &badExpr{node, message}
@@ -1322,7 +1324,7 @@
 		}
 		if strings.HasPrefix(refDump, soongNsPrefix) {
 			// TODO (asmundak): if we find many, maybe handle them.
-			return ctx.newBadExpr(node, "SOONG_CONFIG_ variables cannot be referenced: %s", refDump)
+			return ctx.newBadExpr(node, "SOONG_CONFIG_ variables cannot be referenced, use soong_config_get instead: %s", refDump)
 		}
 		if v := ctx.addVariable(refDump); v != nil {
 			return &variableRefExpr{v, ctx.lastAssignment(v.name()) != nil}
@@ -1483,9 +1485,7 @@
 // Handles the statements whose treatment is the same in all contexts: comment,
 // assignment, variable (which is a macro call in reality) and all constructs that
 // do not handle in any context ('define directive and any unrecognized stuff).
-// Return true if we handled it.
-func (ctx *parseContext) handleSimpleStatement(node mkparser.Node) bool {
-	handled := true
+func (ctx *parseContext) handleSimpleStatement(node mkparser.Node) {
 	switch x := node.(type) {
 	case *mkparser.Comment:
 		ctx.maybeHandleAnnotation(x)
@@ -1500,13 +1500,14 @@
 			ctx.handleDefine(x)
 		case "include", "-include":
 			ctx.handleInclude(node, ctx.parseMakeString(node, x.Args), x.Name[0] != '-')
+		case "ifeq", "ifneq", "ifdef", "ifndef":
+			ctx.handleIfBlock(x)
 		default:
-			handled = false
+			ctx.errorf(x, "unexpected directive %s", x.Name)
 		}
 	default:
 		ctx.errorf(x, "unsupported line %s", strings.ReplaceAll(x.Dump(), "\n", "\n#"))
 	}
-	return handled
 }
 
 // Processes annotation. An annotation is a comment that starts with #RBC# and provides
@@ -1544,11 +1545,12 @@
 // records that the given node failed to be converted and includes an explanatory message
 func (ctx *parseContext) errorf(failedNode mkparser.Node, message string, args ...interface{}) {
 	if ctx.errorLogger != nil {
-		ctx.errorLogger.NewError(message, failedNode, args...)
+		ctx.errorLogger.NewError(ctx.script.mkFile, ctx.script.nodeLocator(failedNode.Pos()), failedNode, message, args...)
 	}
 	message = fmt.Sprintf(message, args...)
 	ctx.insertComment(fmt.Sprintf("# MK2RBC TRANSLATION ERROR: %s", message))
 	ctx.carryAsComment(failedNode)
+
 	ctx.script.hasErrors = true
 }
 
@@ -1665,6 +1667,7 @@
 		warnPartialSuccess: req.WarnPartialSuccess,
 		sourceFS:           req.SourceFS,
 		makefileFinder:     req.MakefileFinder,
+		nodeLocator:        func(pos mkparser.Pos) int { return parser.Unpack(pos).Line },
 	}
 	ctx := newParseContext(starScript, nodes)
 	ctx.outputSuffix = req.OutputSuffix
@@ -1678,21 +1681,7 @@
 	}
 	ctx.pushReceiver(starScript)
 	for ctx.hasNodes() && ctx.fatalError == nil {
-		node := ctx.getNode()
-		if ctx.handleSimpleStatement(node) {
-			continue
-		}
-		switch x := node.(type) {
-		case *mkparser.Directive:
-			switch x.Name {
-			case "ifeq", "ifneq", "ifdef", "ifndef":
-				ctx.handleIfBlock(x)
-			default:
-				ctx.errorf(x, "unexpected directive %s", x.Name)
-			}
-		default:
-			ctx.errorf(x, "unsupported line")
-		}
+		ctx.handleSimpleStatement(ctx.getNode())
 	}
 	if ctx.fatalError != nil {
 		return nil, ctx.fatalError
diff --git a/mk2rbc/mk2rbc_test.go b/mk2rbc/mk2rbc_test.go
index c2452ea..1e79552 100644
--- a/mk2rbc/mk2rbc_test.go
+++ b/mk2rbc/mk2rbc_test.go
@@ -827,10 +827,30 @@
   rblf.soong_config_namespace(g, "cvd")
   rblf.soong_config_set(g, "cvd", "launch_configs", "cvd_config_auto.json")
   rblf.soong_config_append(g, "cvd", "grub_config", "grub.cfg")
-  # MK2RBC TRANSLATION ERROR: SOONG_CONFIG_ variables cannot be referenced: SOONG_CONFIG_cvd_grub_config
+  # MK2RBC TRANSLATION ERROR: SOONG_CONFIG_ variables cannot be referenced, use soong_config_get instead: SOONG_CONFIG_cvd_grub_config
   # x := $(SOONG_CONFIG_cvd_grub_config)
   rblf.warning("product.mk", "partially successful conversion")
 `,
+	}, {
+		desc:   "soong namespace accesses",
+		mkname: "product.mk",
+		in: `
+SOONG_CONFIG_NAMESPACES += cvd
+SOONG_CONFIG_cvd += launch_configs
+SOONG_CONFIG_cvd_launch_configs = cvd_config_auto.json
+SOONG_CONFIG_cvd += grub_config
+SOONG_CONFIG_cvd_grub_config += grub.cfg
+x := $(call soong_config_get,cvd,grub_config)
+`,
+		expected: `load("//build/make/core:product_config.rbc", "rblf")
+
+def init(g, handle):
+  cfg = rblf.cfg(handle)
+  rblf.soong_config_namespace(g, "cvd")
+  rblf.soong_config_set(g, "cvd", "launch_configs", "cvd_config_auto.json")
+  rblf.soong_config_append(g, "cvd", "grub_config", "grub.cfg")
+  _x = rblf.soong_config_get(g, "cvd", "grub_config")
+`,
 	},
 	{
 		desc:   "string split",
@@ -1007,6 +1027,21 @@
   rblf.warning("product.mk", "partially successful conversion")
 `,
 	},
+	{
+		desc:   "Flag override",
+		mkname: "product.mk",
+		in: `
+override FOO:=`,
+		expected: `# MK2RBC TRANSLATION ERROR: cannot handle override directive
+# override FOO :=
+load("//build/make/core:product_config.rbc", "rblf")
+
+def init(g, handle):
+  cfg = rblf.cfg(handle)
+  g["override FOO"] = ""
+  rblf.warning("product.mk", "partially successful conversion")
+`,
+	},
 }
 
 var known_variables = []struct {
diff --git a/rust/Android.bp b/rust/Android.bp
index 0ee673d..cda2dbc 100644
--- a/rust/Android.bp
+++ b/rust/Android.bp
@@ -54,6 +54,7 @@
         "project_json_test.go",
         "protobuf_test.go",
         "rust_test.go",
+        "sanitize_test.go",
         "source_provider_test.go",
         "test_test.go",
         "vendor_snapshot_test.go",
diff --git a/rust/androidmk.go b/rust/androidmk.go
index c51ba51..c9f6486 100644
--- a/rust/androidmk.go
+++ b/rust/androidmk.go
@@ -50,7 +50,7 @@
 	}
 
 	ret := android.AndroidMkEntries{
-		OutputFile: mod.unstrippedOutputFile,
+		OutputFile: android.OptionalPathForPath(mod.UnstrippedOutputFile()),
 		Include:    "$(BUILD_SYSTEM)/soong_rust_prebuilt.mk",
 		ExtraEntries: []android.AndroidMkExtraEntriesFunc{
 			func(ctx android.AndroidMkExtraEntriesContext, entries *android.AndroidMkEntries) {
@@ -147,6 +147,7 @@
 			}
 		})
 }
+
 func (procMacro *procMacroDecorator) AndroidMk(ctx AndroidMkContext, ret *android.AndroidMkEntries) {
 	ctx.SubAndroidMk(ret, procMacro.baseCompiler)
 
@@ -185,14 +186,13 @@
 		return
 	}
 
-	var unstrippedOutputFile android.OptionalPath
 	if compiler.strippedOutputFile.Valid() {
-		unstrippedOutputFile = ret.OutputFile
 		ret.OutputFile = compiler.strippedOutputFile
 	}
+
 	ret.ExtraEntries = append(ret.ExtraEntries,
 		func(ctx android.AndroidMkExtraEntriesContext, entries *android.AndroidMkEntries) {
-			entries.SetOptionalPath("LOCAL_SOONG_UNSTRIPPED_BINARY", unstrippedOutputFile)
+			entries.SetPath("LOCAL_SOONG_UNSTRIPPED_BINARY", compiler.unstrippedOutputFile)
 			path, file := filepath.Split(compiler.path.ToMakePath().String())
 			stem, suffix, _ := android.SplitFileExt(file)
 			entries.SetString("LOCAL_MODULE_SUFFIX", suffix)
diff --git a/rust/binary.go b/rust/binary.go
index 7c18730..db91ccb 100644
--- a/rust/binary.go
+++ b/rust/binary.go
@@ -34,6 +34,7 @@
 type binaryInterface interface {
 	binary() bool
 	staticallyLinked() bool
+	testBinary() bool
 }
 
 type binaryDecorator struct {
@@ -122,20 +123,24 @@
 	fileName := binary.getStem(ctx) + ctx.toolchain().ExecutableSuffix()
 	srcPath, _ := srcPathFromModuleSrcs(ctx, binary.baseCompiler.Properties.Srcs)
 	outputFile := android.PathForModuleOut(ctx, fileName)
+	ret := outputFile
 
 	flags.RustFlags = append(flags.RustFlags, deps.depFlags...)
 	flags.LinkFlags = append(flags.LinkFlags, deps.depLinkFlags...)
 	flags.LinkFlags = append(flags.LinkFlags, deps.linkObjects...)
 
+	if binary.stripper.NeedsStrip(ctx) {
+		strippedOutputFile := outputFile
+		outputFile = android.PathForModuleOut(ctx, "unstripped", fileName)
+		binary.stripper.StripExecutableOrSharedLib(ctx, outputFile, strippedOutputFile)
+
+		binary.baseCompiler.strippedOutputFile = android.OptionalPathForPath(strippedOutputFile)
+	}
+	binary.baseCompiler.unstrippedOutputFile = outputFile
+
 	TransformSrcToBinary(ctx, srcPath, deps, flags, outputFile)
 
-	if binary.stripper.NeedsStrip(ctx) {
-		strippedOutputFile := android.PathForModuleOut(ctx, "stripped", fileName)
-		binary.stripper.StripExecutableOrSharedLib(ctx, outputFile, strippedOutputFile)
-		binary.strippedOutputFile = android.OptionalPathForPath(strippedOutputFile)
-	}
-
-	return outputFile
+	return ret
 }
 
 func (binary *binaryDecorator) autoDep(ctx android.BottomUpMutatorContext) autoDep {
@@ -168,3 +173,7 @@
 func (binary *binaryDecorator) staticallyLinked() bool {
 	return Bool(binary.Properties.Static_executable)
 }
+
+func (binary *binaryDecorator) testBinary() bool {
+	return false
+}
diff --git a/rust/binary_test.go b/rust/binary_test.go
index 968c0c1..7dac249 100644
--- a/rust/binary_test.go
+++ b/rust/binary_test.go
@@ -106,7 +106,7 @@
 			srcs: ["foo.rs"],
 		}`)
 
-	fizzBuzz := ctx.ModuleForTests("fizz-buzz", "linux_glibc_x86_64").Output("fizz-buzz")
+	fizzBuzz := ctx.ModuleForTests("fizz-buzz", "linux_glibc_x86_64").Rule("rustc")
 
 	flags := fizzBuzz.Args["rustcFlags"]
 	if strings.Contains(flags, "--test") {
@@ -139,7 +139,7 @@
 			static_executable: true,
 		}`)
 
-	fizzOut := ctx.ModuleForTests("fizz", "android_arm64_armv8-a").Output("fizz")
+	fizzOut := ctx.ModuleForTests("fizz", "android_arm64_armv8-a").Rule("rustc")
 	fizzMod := ctx.ModuleForTests("fizz", "android_arm64_armv8-a").Module().(*Module)
 
 	flags := fizzOut.Args["rustcFlags"]
@@ -173,7 +173,7 @@
 			name: "libfoo",
 		}`)
 
-	fizzBuzz := ctx.ModuleForTests("fizz-buzz", "android_arm64_armv8-a").Output("fizz-buzz")
+	fizzBuzz := ctx.ModuleForTests("fizz-buzz", "android_arm64_armv8-a").Rule("rustc")
 	linkFlags := fizzBuzz.Args["linkFlags"]
 	if !strings.Contains(linkFlags, "/libfoo.so") {
 		t.Errorf("missing shared dependency 'libfoo.so' in linkFlags: %#v", linkFlags)
@@ -197,15 +197,17 @@
 	`)
 
 	foo := ctx.ModuleForTests("foo", "android_arm64_armv8-a")
-	foo.Output("stripped/foo")
+	foo.Output("unstripped/foo")
+	foo.Output("foo")
+
 	// Check that the `cp` rules is using the stripped version as input.
 	cp := foo.Rule("android.Cp")
-	if !strings.HasSuffix(cp.Input.String(), "stripped/foo") {
+	if strings.HasSuffix(cp.Input.String(), "unstripped/foo") {
 		t.Errorf("installed binary not based on stripped version: %v", cp.Input)
 	}
 
-	fizzBar := ctx.ModuleForTests("bar", "android_arm64_armv8-a").MaybeOutput("stripped/bar")
+	fizzBar := ctx.ModuleForTests("bar", "android_arm64_armv8-a").MaybeOutput("unstripped/bar")
 	if fizzBar.Rule != nil {
-		t.Errorf("stripped version of bar has been generated")
+		t.Errorf("unstripped binary exists, so stripped binary has incorrectly been generated")
 	}
 }
diff --git a/rust/bindgen.go b/rust/bindgen.go
index 845f258..32d02e4 100644
--- a/rust/bindgen.go
+++ b/rust/bindgen.go
@@ -15,6 +15,7 @@
 package rust
 
 import (
+	"fmt"
 	"strings"
 
 	"github.com/google/blueprint"
@@ -147,6 +148,31 @@
 	cflags = append(cflags, strings.ReplaceAll(ccToolchain.Cflags(), "${config.", "${cc_config."))
 	cflags = append(cflags, strings.ReplaceAll(ccToolchain.ToolchainCflags(), "${config.", "${cc_config."))
 
+	if ctx.RustModule().UseVndk() {
+		cflags = append(cflags, "-D__ANDROID_VNDK__")
+		if ctx.RustModule().InVendor() {
+			cflags = append(cflags, "-D__ANDROID_VENDOR__")
+		} else if ctx.RustModule().InProduct() {
+			cflags = append(cflags, "-D__ANDROID_PRODUCT__")
+		}
+	}
+
+	if ctx.RustModule().InRecovery() {
+		cflags = append(cflags, "-D__ANDROID_RECOVERY__")
+	}
+
+	if mctx, ok := ctx.(*moduleContext); ok && mctx.apexVariationName() != "" {
+		cflags = append(cflags, "-D__ANDROID_APEX__")
+		if ctx.Device() {
+			cflags = append(cflags, fmt.Sprintf("-D__ANDROID_APEX_MIN_SDK_VERSION__=%d",
+				ctx.RustModule().apexSdkVersion.FinalOrFutureInt()))
+		}
+	}
+
+	if ctx.Target().NativeBridge == android.NativeBridgeEnabled {
+		cflags = append(cflags, "-D__ANDROID_NATIVE_BRIDGE__")
+	}
+
 	// Dependency clang flags and include paths
 	cflags = append(cflags, deps.depClangFlags...)
 	for _, include := range deps.depIncludePaths {
diff --git a/rust/builder.go b/rust/builder.go
index 6f20347..60b5926 100644
--- a/rust/builder.go
+++ b/rust/builder.go
@@ -361,7 +361,7 @@
 		Description: "rustdoc " + main.Rel(),
 		Output:      docTimestampFile,
 		Input:       main,
-		Implicit:    ctx.RustModule().unstrippedOutputFile.Path(),
+		Implicit:    ctx.RustModule().UnstrippedOutputFile(),
 		Args: map[string]string{
 			"rustdocFlags": strings.Join(rustdocFlags, " "),
 			"outDir":       docDir.String(),
diff --git a/rust/compiler.go b/rust/compiler.go
index cada985..3040e5d 100644
--- a/rust/compiler.go
+++ b/rust/compiler.go
@@ -181,7 +181,11 @@
 	sanitize *sanitize
 
 	distFile android.OptionalPath
-	// Stripped output file. If Valid(), this file will be installed instead of outputFile.
+
+	// unstripped output file.
+	unstrippedOutputFile android.Path
+
+	// stripped output file.
 	strippedOutputFile android.OptionalPath
 
 	// If a crate has a source-generated dependency, a copy of the source file
@@ -340,6 +344,10 @@
 	return String(compiler.Properties.Cargo_pkg_version)
 }
 
+func (compiler *baseCompiler) unstrippedOutputFilePath() android.Path {
+	return compiler.unstrippedOutputFile
+}
+
 func (compiler *baseCompiler) strippedOutputFilePath() android.OptionalPath {
 	return compiler.strippedOutputFile
 }
@@ -355,9 +363,9 @@
 
 	if !Bool(compiler.Properties.No_stdlibs) {
 		for _, stdlib := range config.Stdlibs {
-			// If we're building for the primary arch of the build host, use the compiler's stdlibs
+			// If we're building for the build host, use the prebuilt stdlibs
 			if ctx.Target().Os == ctx.Config().BuildOS {
-				stdlib = stdlib + "_" + ctx.toolchain().RustTriple()
+				stdlib = "prebuilt_" + stdlib
 			}
 			deps.Stdlibs = append(deps.Stdlibs, stdlib)
 		}
diff --git a/rust/config/allowed_list.go b/rust/config/allowed_list.go
index d66db14..0d0b712 100644
--- a/rust/config/allowed_list.go
+++ b/rust/config/allowed_list.go
@@ -11,12 +11,14 @@
 		"external/crosvm",
 		"external/libchromeos-rs",
 		"external/minijail",
+		"external/open-dice",
 		"external/rust",
 		"external/selinux/libselinux",
 		"external/uwb",
 		"external/vm_tools/p9",
 		"frameworks/native/libs/binder/rust",
 		"frameworks/proto_logging/stats",
+		"hardware/interfaces/security",
 		"packages/modules/Bluetooth",
 		"packages/modules/DnsResolver",
 		"packages/modules/Uwb",
diff --git a/rust/config/global.go b/rust/config/global.go
index b163bb6..ebddb75 100644
--- a/rust/config/global.go
+++ b/rust/config/global.go
@@ -24,7 +24,7 @@
 var pctx = android.NewPackageContext("android/soong/rust/config")
 
 var (
-	RustDefaultVersion = "1.55.0"
+	RustDefaultVersion = "1.56.1"
 	RustDefaultBase    = "prebuilts/rust/"
 	DefaultEdition     = "2018"
 	Stdlibs            = []string{
diff --git a/rust/fuzz.go b/rust/fuzz.go
index a628b61..55921ba 100644
--- a/rust/fuzz.go
+++ b/rust/fuzz.go
@@ -36,7 +36,7 @@
 	fuzzPackagedModule fuzz.FuzzPackagedModule
 }
 
-var _ compiler = (*binaryDecorator)(nil)
+var _ compiler = (*fuzzDecorator)(nil)
 
 // rust_binary produces a binary that is runnable on a device.
 func RustFuzzFactory() android.Module {
@@ -147,7 +147,7 @@
 		files = s.PackageArtifacts(ctx, module, fuzzModule.fuzzPackagedModule, archDir, builder)
 
 		// The executable.
-		files = append(files, fuzz.FileToZip{rustModule.unstrippedOutputFile.Path(), ""})
+		files = append(files, fuzz.FileToZip{rustModule.UnstrippedOutputFile(), ""})
 
 		// Grab the list of required shared libraries.
 		sharedLibraries := fuzz.CollectAllSharedDependencies(ctx, module, cc.UnstrippedOutputFile, cc.IsValidSharedDependency)
diff --git a/rust/fuzz_test.go b/rust/fuzz_test.go
index 2524f91..98be7c2 100644
--- a/rust/fuzz_test.go
+++ b/rust/fuzz_test.go
@@ -45,7 +45,7 @@
 	}
 
 	// Check that compiler flags are set appropriately .
-	fuzz_libtest := ctx.ModuleForTests("fuzz_libtest", "android_arm64_armv8-a_fuzzer").Output("fuzz_libtest")
+	fuzz_libtest := ctx.ModuleForTests("fuzz_libtest", "android_arm64_armv8-a_fuzzer").Rule("rustc")
 	if !strings.Contains(fuzz_libtest.Args["rustcFlags"], "-Z sanitizer=hwaddress") ||
 		!strings.Contains(fuzz_libtest.Args["rustcFlags"], "-C passes='sancov'") ||
 		!strings.Contains(fuzz_libtest.Args["rustcFlags"], "--cfg fuzzing") {
diff --git a/rust/library.go b/rust/library.go
index ea14e6d..07843fe 100644
--- a/rust/library.go
+++ b/rust/library.go
@@ -469,7 +469,7 @@
 }
 
 func (library *libraryDecorator) compile(ctx ModuleContext, flags Flags, deps PathDeps) android.Path {
-	var outputFile android.ModuleOutPath
+	var outputFile, ret android.ModuleOutPath
 	var fileName string
 	srcPath := library.srcPath(ctx, deps)
 
@@ -477,6 +477,34 @@
 		deps.srcProviderFiles = append(deps.srcProviderFiles, library.sourceProvider.Srcs()...)
 	}
 
+	// Calculate output filename
+	if library.rlib() {
+		fileName = library.getStem(ctx) + ctx.toolchain().RlibSuffix()
+		outputFile = android.PathForModuleOut(ctx, fileName)
+		ret = outputFile
+	} else if library.dylib() {
+		fileName = library.getStem(ctx) + ctx.toolchain().DylibSuffix()
+		outputFile = android.PathForModuleOut(ctx, fileName)
+		ret = outputFile
+	} else if library.static() {
+		fileName = library.getStem(ctx) + ctx.toolchain().StaticLibSuffix()
+		outputFile = android.PathForModuleOut(ctx, fileName)
+		ret = outputFile
+	} else if library.shared() {
+		fileName = library.sharedLibFilename(ctx)
+		outputFile = android.PathForModuleOut(ctx, fileName)
+		ret = outputFile
+	}
+
+	if !library.rlib() && !library.static() && library.stripper.NeedsStrip(ctx) {
+		strippedOutputFile := outputFile
+		outputFile = android.PathForModuleOut(ctx, "unstripped", fileName)
+		library.stripper.StripExecutableOrSharedLib(ctx, outputFile, strippedOutputFile)
+
+		library.baseCompiler.strippedOutputFile = android.OptionalPathForPath(strippedOutputFile)
+	}
+	library.baseCompiler.unstrippedOutputFile = outputFile
+
 	flags.RustFlags = append(flags.RustFlags, deps.depFlags...)
 	flags.LinkFlags = append(flags.LinkFlags, deps.depLinkFlags...)
 	flags.LinkFlags = append(flags.LinkFlags, deps.linkObjects...)
@@ -488,34 +516,17 @@
 		flags.RustFlags = append(flags.RustFlags, "-C prefer-dynamic")
 	}
 
+	// Call the appropriate builder for this library type
 	if library.rlib() {
-		fileName = library.getStem(ctx) + ctx.toolchain().RlibSuffix()
-		outputFile = android.PathForModuleOut(ctx, fileName)
-
 		TransformSrctoRlib(ctx, srcPath, deps, flags, outputFile)
 	} else if library.dylib() {
-		fileName = library.getStem(ctx) + ctx.toolchain().DylibSuffix()
-		outputFile = android.PathForModuleOut(ctx, fileName)
-
 		TransformSrctoDylib(ctx, srcPath, deps, flags, outputFile)
 	} else if library.static() {
-		fileName = library.getStem(ctx) + ctx.toolchain().StaticLibSuffix()
-		outputFile = android.PathForModuleOut(ctx, fileName)
-
 		TransformSrctoStatic(ctx, srcPath, deps, flags, outputFile)
 	} else if library.shared() {
-		fileName = library.sharedLibFilename(ctx)
-		outputFile = android.PathForModuleOut(ctx, fileName)
-
 		TransformSrctoShared(ctx, srcPath, deps, flags, outputFile)
 	}
 
-	if !library.rlib() && !library.static() && library.stripper.NeedsStrip(ctx) {
-		strippedOutputFile := android.PathForModuleOut(ctx, "stripped", fileName)
-		library.stripper.StripExecutableOrSharedLib(ctx, outputFile, strippedOutputFile)
-		library.strippedOutputFile = android.OptionalPathForPath(strippedOutputFile)
-	}
-
 	if library.rlib() || library.dylib() {
 		library.flagExporter.exportLinkDirs(deps.linkDirs...)
 		library.flagExporter.exportLinkObjects(deps.linkObjects...)
@@ -552,7 +563,7 @@
 
 	library.flagExporter.setProvider(ctx)
 
-	return outputFile
+	return ret
 }
 
 func (library *libraryDecorator) srcPath(ctx ModuleContext, deps PathDeps) android.Path {
diff --git a/rust/library_test.go b/rust/library_test.go
index edb9c89..d78dcdd 100644
--- a/rust/library_test.go
+++ b/rust/library_test.go
@@ -37,10 +37,10 @@
                 }`)
 
 	// Test all variants are being built.
-	libfooRlib := ctx.ModuleForTests("libfoo", "linux_glibc_x86_64_rlib_rlib-std").Output("libfoo.rlib")
-	libfooDylib := ctx.ModuleForTests("libfoo", "linux_glibc_x86_64_dylib").Output("libfoo.dylib.so")
-	libfooStatic := ctx.ModuleForTests("libfoo.ffi", "linux_glibc_x86_64_static").Output("libfoo.ffi.a")
-	libfooShared := ctx.ModuleForTests("libfoo.ffi", "linux_glibc_x86_64_shared").Output("libfoo.ffi.so")
+	libfooRlib := ctx.ModuleForTests("libfoo", "linux_glibc_x86_64_rlib_rlib-std").Rule("rustc")
+	libfooDylib := ctx.ModuleForTests("libfoo", "linux_glibc_x86_64_dylib").Rule("rustc")
+	libfooStatic := ctx.ModuleForTests("libfoo.ffi", "linux_glibc_x86_64_static").Rule("rustc")
+	libfooShared := ctx.ModuleForTests("libfoo.ffi", "linux_glibc_x86_64_shared").Rule("rustc")
 
 	rlibCrateType := "rlib"
 	dylibCrateType := "dylib"
@@ -78,7 +78,7 @@
 			crate_name: "foo",
 		}`)
 
-	libfooDylib := ctx.ModuleForTests("libfoo", "linux_glibc_x86_64_dylib").Output("libfoo.dylib.so")
+	libfooDylib := ctx.ModuleForTests("libfoo", "linux_glibc_x86_64_dylib").Rule("rustc")
 
 	if !strings.Contains(libfooDylib.Args["rustcFlags"], "prefer-dynamic") {
 		t.Errorf("missing prefer-dynamic flag for libfoo dylib, rustcFlags: %#v", libfooDylib.Args["rustcFlags"])
@@ -94,7 +94,7 @@
 			crate_name: "foo",
 		}`)
 
-	libfooDylib := ctx.ModuleForTests("libfoo", "linux_glibc_x86_64_dylib").Output("libfoo.dylib.so")
+	libfooDylib := ctx.ModuleForTests("libfoo", "linux_glibc_x86_64_dylib").Rule("rustc")
 
 	if !strings.Contains(libfooDylib.Args["rustcFlags"], "--cfg 'android_dylib'") {
 		t.Errorf("missing android_dylib cfg flag for libfoo dylib, rustcFlags: %#v", libfooDylib.Args["rustcFlags"])
@@ -148,7 +148,7 @@
 
 	libfoo := ctx.ModuleForTests("libfoo", "android_arm64_armv8-a_shared")
 
-	libfooOutput := libfoo.Output("libfoo.so")
+	libfooOutput := libfoo.Rule("rustc")
 	if !strings.Contains(libfooOutput.Args["linkFlags"], "-Wl,-soname=libfoo.so") {
 		t.Errorf("missing expected -Wl,-soname linker flag for libfoo shared lib, linkFlags: %#v",
 			libfooOutput.Args["linkFlags"])
@@ -262,16 +262,17 @@
 	`)
 
 	foo := ctx.ModuleForTests("libfoo", "android_arm64_armv8-a_dylib")
-	foo.Output("stripped/libfoo.dylib.so")
+	foo.Output("libfoo.dylib.so")
+	foo.Output("unstripped/libfoo.dylib.so")
 	// Check that the `cp` rule is using the stripped version as input.
 	cp := foo.Rule("android.Cp")
-	if !strings.HasSuffix(cp.Input.String(), "stripped/libfoo.dylib.so") {
-		t.Errorf("installed binary not based on stripped version: %v", cp.Input)
+	if strings.HasSuffix(cp.Input.String(), "unstripped/libfoo.dylib.so") {
+		t.Errorf("installed library not based on stripped version: %v", cp.Input)
 	}
 
-	fizzBar := ctx.ModuleForTests("libbar", "android_arm64_armv8-a_dylib").MaybeOutput("stripped/libbar.dylib.so")
+	fizzBar := ctx.ModuleForTests("libbar", "android_arm64_armv8-a_dylib").MaybeOutput("unstripped/libbar.dylib.so")
 	if fizzBar.Rule != nil {
-		t.Errorf("stripped version of bar has been generated")
+		t.Errorf("unstripped library exists, so stripped library has incorrectly been generated")
 	}
 }
 
diff --git a/rust/prebuilt.go b/rust/prebuilt.go
index 49f3c0f..6f17272 100644
--- a/rust/prebuilt.go
+++ b/rust/prebuilt.go
@@ -32,6 +32,8 @@
 }
 
 type prebuiltLibraryDecorator struct {
+	android.Prebuilt
+
 	*libraryDecorator
 	Properties PrebuiltProperties
 }
@@ -54,6 +56,13 @@
 	return module.Init()
 }
 
+func addSrcSupplier(module android.PrebuiltInterface, prebuilt *prebuiltLibraryDecorator) {
+	srcsSupplier := func(_ android.BaseModuleContext, _ android.Module) []string {
+		return prebuilt.prebuiltSrcs()
+	}
+	android.InitPrebuiltModuleWithSrcSupplier(module, srcsSupplier, "srcs")
+}
+
 func NewPrebuiltLibrary(hod android.HostOrDeviceSupported) (*Module, *prebuiltLibraryDecorator) {
 	module, library := NewRustLibrary(hod)
 	library.BuildOnlyRust()
@@ -62,6 +71,9 @@
 		libraryDecorator: library,
 	}
 	module.compiler = prebuilt
+
+	addSrcSupplier(module, prebuilt)
+
 	return module, prebuilt
 }
 
@@ -73,6 +85,9 @@
 		libraryDecorator: library,
 	}
 	module.compiler = prebuilt
+
+	addSrcSupplier(module, prebuilt)
+
 	return module, prebuilt
 }
 
@@ -84,6 +99,9 @@
 		libraryDecorator: library,
 	}
 	module.compiler = prebuilt
+
+	addSrcSupplier(module, prebuilt)
+
 	return module, prebuilt
 }
 
@@ -100,6 +118,7 @@
 	if len(paths) > 0 {
 		ctx.PropertyErrorf("srcs", "prebuilt libraries can only have one entry in srcs (the prebuilt path)")
 	}
+	prebuilt.baseCompiler.unstrippedOutputFile = srcPath
 	return srcPath
 }
 
@@ -129,3 +148,7 @@
 
 	return srcs
 }
+
+func (prebuilt *prebuiltLibraryDecorator) prebuilt() *android.Prebuilt {
+	return &prebuilt.Prebuilt
+}
diff --git a/rust/proc_macro.go b/rust/proc_macro.go
index 804d79f..974c096 100644
--- a/rust/proc_macro.go
+++ b/rust/proc_macro.go
@@ -75,6 +75,7 @@
 
 	srcPath, _ := srcPathFromModuleSrcs(ctx, procMacro.baseCompiler.Properties.Srcs)
 	TransformSrctoProcMacro(ctx, srcPath, deps, flags, outputFile)
+	procMacro.baseCompiler.unstrippedOutputFile = outputFile
 	return outputFile
 }
 
diff --git a/rust/rust.go b/rust/rust.go
index a3702d8..3cc7868 100644
--- a/rust/rust.go
+++ b/rust/rust.go
@@ -156,13 +156,15 @@
 	sourceProvider   SourceProvider
 	subAndroidMkOnce map[SubAndroidMkProvider]bool
 
-	// Unstripped output. This is usually used when this module is linked to another module
-	// as a library. The stripped output which is used for installation can be found via
-	// compiler.strippedOutputFile if it exists.
-	unstrippedOutputFile android.OptionalPath
-	docTimestampFile     android.OptionalPath
+	// Output file to be installed, may be stripped or unstripped.
+	outputFile android.OptionalPath
+
+	docTimestampFile android.OptionalPath
 
 	hideApexVariantFromMake bool
+
+	// For apex variants, this is set as apex.min_sdk_version
+	apexSdkVersion android.ApiLevel
 }
 
 func (mod *Module) Header() bool {
@@ -465,6 +467,7 @@
 
 	stdLinkage(ctx *depsContext) RustLinkage
 
+	unstrippedOutputFilePath() android.Path
 	strippedOutputFilePath() android.OptionalPath
 }
 
@@ -593,8 +596,8 @@
 }
 
 func (mod *Module) UnstrippedOutputFile() android.Path {
-	if mod.unstrippedOutputFile.Valid() {
-		return mod.unstrippedOutputFile.Path()
+	if mod.compiler != nil {
+		return mod.compiler.unstrippedOutputFilePath()
 	}
 	return nil
 }
@@ -651,10 +654,7 @@
 }
 
 func (mod *Module) OutputFile() android.OptionalPath {
-	if mod.compiler != nil && mod.compiler.strippedOutputFilePath().Valid() {
-		return mod.compiler.strippedOutputFilePath()
-	}
-	return mod.unstrippedOutputFile
+	return mod.outputFile
 }
 
 func (mod *Module) CoverageFiles() android.Paths {
@@ -678,6 +678,10 @@
 	return mod.OutputFile().Valid() && !mod.Properties.PreventInstall
 }
 
+func (ctx moduleContext) apexVariationName() string {
+	return ctx.Provider(android.ApexInfoProvider).(android.ApexInfo).ApexVariationName
+}
+
 var _ cc.LinkableInterface = (*Module)(nil)
 
 func (mod *Module) Init() android.Module {
@@ -885,9 +889,12 @@
 
 	if mod.compiler != nil && !mod.compiler.Disabled() {
 		mod.compiler.initialize(ctx)
-		unstrippedOutputFile := mod.compiler.compile(ctx, flags, deps)
-		mod.unstrippedOutputFile = android.OptionalPathForPath(unstrippedOutputFile)
-		bloaty.MeasureSizeForPaths(ctx, mod.compiler.strippedOutputFilePath(), mod.unstrippedOutputFile)
+		outputFile := mod.compiler.compile(ctx, flags, deps)
+		if ctx.Failed() {
+			return
+		}
+		mod.outputFile = android.OptionalPathForPath(outputFile)
+		bloaty.MeasureSizeForPaths(ctx, mod.compiler.strippedOutputFilePath(), android.OptionalPathForPath(mod.compiler.unstrippedOutputFilePath()))
 
 		mod.docTimestampFile = mod.compiler.rustdoc(ctx, flags, deps)
 
@@ -1012,6 +1019,13 @@
 	}
 }
 
+func (mod *Module) Prebuilt() *android.Prebuilt {
+	if p, ok := mod.compiler.(*prebuiltLibraryDecorator); ok {
+		return p.prebuilt()
+	}
+	return nil
+}
+
 func (mod *Module) depsToPaths(ctx android.ModuleContext) PathDeps {
 	var depPaths PathDeps
 
@@ -1023,6 +1037,20 @@
 	directSrcProvidersDeps := []*Module{}
 	directSrcDeps := [](android.SourceFileProducer){}
 
+	// For the dependency from platform to apex, use the latest stubs
+	mod.apexSdkVersion = android.FutureApiLevel
+	apexInfo := ctx.Provider(android.ApexInfoProvider).(android.ApexInfo)
+	if !apexInfo.IsForPlatform() {
+		mod.apexSdkVersion = apexInfo.MinSdkVersion
+	}
+
+	if android.InList("hwaddress", ctx.Config().SanitizeDevice()) {
+		// In hwasan build, we override apexSdkVersion to the FutureApiLevel(10000)
+		// so that even Q(29/Android10) apexes could use the dynamic unwinder by linking the newer stubs(e.g libc(R+)).
+		// (b/144430859)
+		mod.apexSdkVersion = android.FutureApiLevel
+	}
+
 	ctx.VisitDirectDeps(func(dep android.Module) {
 		depName := ctx.OtherModuleName(dep)
 		depTag := ctx.OtherModuleDependencyTag(dep)
@@ -1083,13 +1111,8 @@
 			}
 
 			if depTag == dylibDepTag || depTag == rlibDepTag || depTag == procMacroDepTag {
-				linkFile := rustDep.unstrippedOutputFile
-				if !linkFile.Valid() {
-					ctx.ModuleErrorf("Invalid output file when adding dep %q to %q",
-						depName, ctx.ModuleName())
-					return
-				}
-				linkDir := linkPathFromFilePath(linkFile.Path())
+				linkFile := rustDep.UnstrippedOutputFile()
+				linkDir := linkPathFromFilePath(linkFile)
 				if lib, ok := mod.compiler.(exportedFlagsProducer); ok {
 					lib.exportLinkDirs(linkDir)
 				}
@@ -1198,15 +1221,15 @@
 
 	var rlibDepFiles RustLibraries
 	for _, dep := range directRlibDeps {
-		rlibDepFiles = append(rlibDepFiles, RustLibrary{Path: dep.unstrippedOutputFile.Path(), CrateName: dep.CrateName()})
+		rlibDepFiles = append(rlibDepFiles, RustLibrary{Path: dep.UnstrippedOutputFile(), CrateName: dep.CrateName()})
 	}
 	var dylibDepFiles RustLibraries
 	for _, dep := range directDylibDeps {
-		dylibDepFiles = append(dylibDepFiles, RustLibrary{Path: dep.unstrippedOutputFile.Path(), CrateName: dep.CrateName()})
+		dylibDepFiles = append(dylibDepFiles, RustLibrary{Path: dep.UnstrippedOutputFile(), CrateName: dep.CrateName()})
 	}
 	var procMacroDepFiles RustLibraries
 	for _, dep := range directProcMacroDeps {
-		procMacroDepFiles = append(procMacroDepFiles, RustLibrary{Path: dep.unstrippedOutputFile.Path(), CrateName: dep.CrateName()})
+		procMacroDepFiles = append(procMacroDepFiles, RustLibrary{Path: dep.UnstrippedOutputFile(), CrateName: dep.CrateName()})
 	}
 
 	var staticLibDepFiles android.Paths
diff --git a/rust/rust_test.go b/rust/rust_test.go
index 80f693e..b99b1e6 100644
--- a/rust/rust_test.go
+++ b/rust/rust_test.go
@@ -439,6 +439,13 @@
 		}`)
 
 	m := ctx.SingletonForTests("file_metrics")
+	m.Output("unstripped/libwaldo.dylib.so.bloaty.csv")
 	m.Output("libwaldo.dylib.so.bloaty.csv")
-	m.Output("stripped/libwaldo.dylib.so.bloaty.csv")
+}
+
+func assertString(t *testing.T, got, expected string) {
+	t.Helper()
+	if got != expected {
+		t.Errorf("expected %q got %q", expected, got)
+	}
 }
diff --git a/rust/sanitize.go b/rust/sanitize.go
index baa383d..fdb342d 100644
--- a/rust/sanitize.go
+++ b/rust/sanitize.go
@@ -15,20 +15,39 @@
 package rust
 
 import (
+	"fmt"
+	"strings"
+
+	"github.com/google/blueprint"
+	"github.com/google/blueprint/proptools"
+
 	"android/soong/android"
 	"android/soong/cc"
 	"android/soong/rust/config"
-	"fmt"
-	"github.com/google/blueprint"
 )
 
+// TODO: When Rust has sanitizer-parity with CC, deduplicate this struct
 type SanitizeProperties struct {
 	// enable AddressSanitizer, HWAddressSanitizer, and others.
 	Sanitize struct {
 		Address   *bool `android:"arch_variant"`
 		Hwaddress *bool `android:"arch_variant"`
-		Fuzzer    *bool `android:"arch_variant"`
-		Never     *bool `android:"arch_variant"`
+
+		// Memory-tagging, only available on arm64
+		// if diag.memtag unset or false, enables async memory tagging
+		Memtag_heap *bool `android:"arch_variant"`
+		Fuzzer      *bool `android:"arch_variant"`
+		Never       *bool `android:"arch_variant"`
+
+		// Sanitizers to run in the diagnostic mode (as opposed to the release mode).
+		// Replaces abort() on error with a human-readable error message.
+		// Address and Thread sanitizers always run in diagnostic mode.
+		Diag struct {
+			// Memory-tagging, only available on arm64
+			// requires sanitizer.memtag: true
+			// if set, enables sync memory tagging
+			Memtag_heap *bool `android:"arch_variant"`
+		}
 	}
 	SanitizerEnabled bool `blueprint:"mutated"`
 	SanitizeDep      bool `blueprint:"mutated"`
@@ -59,9 +78,18 @@
 	"-Z sanitizer=address",
 }
 
+// See cc/sanitize.go's hwasanGlobalOptions for global hwasan options.
 var hwasanFlags = []string{
 	"-Z sanitizer=hwaddress",
 	"-C target-feature=+tagged-globals",
+
+	// Flags from cc/sanitize.go hwasanFlags
+	"-C llvm-args=--aarch64-enable-global-isel-at-O=-1",
+	"-C llvm-args=-fast-isel=false",
+	"-C llvm-args=-instcombine-lower-dbg-declare=0",
+
+	// Additional flags for HWASAN-ified Rust/C interop
+	"-C llvm-args=--hwasan-with-ifunc",
 }
 
 func boolPtr(v bool) *bool {
@@ -79,7 +107,85 @@
 }
 
 func (sanitize *sanitize) begin(ctx BaseModuleContext) {
-	s := sanitize.Properties.Sanitize
+	s := &sanitize.Properties.Sanitize
+
+	// Never always wins.
+	if Bool(s.Never) {
+		return
+	}
+
+	// rust_test targets default to SYNC MemTag unless explicitly set to ASYNC (via diag: {Memtag_heap}).
+	if binary, ok := ctx.RustModule().compiler.(binaryInterface); ok && binary.testBinary() {
+		if s.Memtag_heap == nil {
+			s.Memtag_heap = proptools.BoolPtr(true)
+		}
+		if s.Diag.Memtag_heap == nil {
+			s.Diag.Memtag_heap = proptools.BoolPtr(true)
+		}
+	}
+
+	var globalSanitizers []string
+	var globalSanitizersDiag []string
+
+	if ctx.Host() {
+		if !ctx.Windows() {
+			globalSanitizers = ctx.Config().SanitizeHost()
+		}
+	} else {
+		arches := ctx.Config().SanitizeDeviceArch()
+		if len(arches) == 0 || android.InList(ctx.Arch().ArchType.Name, arches) {
+			globalSanitizers = ctx.Config().SanitizeDevice()
+			globalSanitizersDiag = ctx.Config().SanitizeDeviceDiag()
+		}
+	}
+
+	if len(globalSanitizers) > 0 {
+		var found bool
+
+		// Global Sanitizers
+		if found, globalSanitizers = android.RemoveFromList("hwaddress", globalSanitizers); found && s.Hwaddress == nil {
+			// TODO(b/180495975): HWASan for static Rust binaries isn't supported yet.
+			if !ctx.RustModule().StaticExecutable() {
+				s.Hwaddress = proptools.BoolPtr(true)
+			}
+		}
+
+		if found, globalSanitizers = android.RemoveFromList("memtag_heap", globalSanitizers); found && s.Memtag_heap == nil {
+			if !ctx.Config().MemtagHeapDisabledForPath(ctx.ModuleDir()) {
+				s.Memtag_heap = proptools.BoolPtr(true)
+			}
+		}
+
+		if found, globalSanitizers = android.RemoveFromList("address", globalSanitizers); found && s.Address == nil {
+			s.Address = proptools.BoolPtr(true)
+		}
+
+		if found, globalSanitizers = android.RemoveFromList("fuzzer", globalSanitizers); found && s.Fuzzer == nil {
+			s.Fuzzer = proptools.BoolPtr(true)
+		}
+
+		// Global Diag Sanitizers
+		if found, globalSanitizersDiag = android.RemoveFromList("memtag_heap", globalSanitizersDiag); found &&
+			s.Diag.Memtag_heap == nil && Bool(s.Memtag_heap) {
+			s.Diag.Memtag_heap = proptools.BoolPtr(true)
+		}
+	}
+
+	// Enable Memtag for all components in the include paths (for Aarch64 only)
+	if ctx.Arch().ArchType == android.Arm64 {
+		if ctx.Config().MemtagHeapSyncEnabledForPath(ctx.ModuleDir()) {
+			if s.Memtag_heap == nil {
+				s.Memtag_heap = proptools.BoolPtr(true)
+			}
+			if s.Diag.Memtag_heap == nil {
+				s.Diag.Memtag_heap = proptools.BoolPtr(true)
+			}
+		} else if ctx.Config().MemtagHeapAsyncEnabledForPath(ctx.ModuleDir()) {
+			if s.Memtag_heap == nil {
+				s.Memtag_heap = proptools.BoolPtr(true)
+			}
+		}
+	}
 
 	// TODO:(b/178369775)
 	// For now sanitizing is only supported on devices
@@ -96,7 +202,22 @@
 		s.Hwaddress = nil
 	}
 
-	if ctx.Os() == android.Android && Bool(s.Hwaddress) {
+	// HWASan ramdisk (which is built from recovery) goes over some bootloader limit.
+	// Keep libc instrumented so that ramdisk / vendor_ramdisk / recovery can run hwasan-instrumented code if necessary.
+	if (ctx.RustModule().InRamdisk() || ctx.RustModule().InVendorRamdisk() || ctx.RustModule().InRecovery()) && !strings.HasPrefix(ctx.ModuleDir(), "bionic/libc") {
+		s.Hwaddress = nil
+	}
+
+	if Bool(s.Hwaddress) {
+		s.Address = nil
+	}
+
+	// Memtag_heap is only implemented on AArch64.
+	if ctx.Arch().ArchType != android.Arm64 {
+		s.Memtag_heap = nil
+	}
+
+	if ctx.Os() == android.Android && (Bool(s.Hwaddress) || Bool(s.Address) || Bool(s.Memtag_heap)) {
 		sanitize.Properties.SanitizerEnabled = true
 	}
 }
@@ -136,6 +257,26 @@
 			return
 		}
 
+		if Bool(mod.sanitize.Properties.Sanitize.Memtag_heap) && mod.Binary() {
+			noteDep := "note_memtag_heap_async"
+			if Bool(mod.sanitize.Properties.Sanitize.Diag.Memtag_heap) {
+				noteDep = "note_memtag_heap_sync"
+			}
+			// If we're using snapshots, redirect to snapshot whenever possible
+			// TODO(b/178470649): clean manual snapshot redirections
+			snapshot := mctx.Provider(cc.SnapshotInfoProvider).(cc.SnapshotInfo)
+			if lib, ok := snapshot.StaticLibs[noteDep]; ok {
+				noteDep = lib
+			}
+			depTag := cc.StaticDepTag(true)
+			variations := append(mctx.Target().Variations(),
+				blueprint.Variation{Mutator: "link", Variation: "static"})
+			if mod.Device() {
+				variations = append(variations, mod.ImageVariation())
+			}
+			mctx.AddFarVariationDependencies(variations, depTag, noteDep)
+		}
+
 		variations := mctx.Target().Variations()
 		var depTag blueprint.DependencyTag
 		var deps []string
@@ -149,26 +290,23 @@
 		} else if mod.IsSanitizerEnabled(cc.Hwasan) ||
 			(mod.IsSanitizerEnabled(cc.Fuzzer) && mctx.Arch().ArchType == android.Arm64) {
 			// TODO(b/180495975): HWASan for static Rust binaries isn't supported yet.
-			if binary, ok := mod.compiler.(*binaryDecorator); ok {
-				if Bool(binary.Properties.Static_executable) {
+			if binary, ok := mod.compiler.(binaryInterface); ok {
+				if binary.staticallyLinked() {
 					mctx.ModuleErrorf("HWASan is not supported for static Rust executables yet.")
 				}
 			}
 
-			if mod.StaticallyLinked() {
-				variations = append(variations,
-					blueprint.Variation{Mutator: "link", Variation: "static"})
-				depTag = cc.StaticDepTag(false)
-				deps = []string{config.LibclangRuntimeLibrary(mod.toolchain(mctx), "hwasan_static")}
-			} else {
-				variations = append(variations,
-					blueprint.Variation{Mutator: "link", Variation: "shared"})
-				depTag = cc.SharedDepTag()
-				deps = []string{config.LibclangRuntimeLibrary(mod.toolchain(mctx), "hwasan")}
-			}
+			// Always link against the shared library -- static binaries will pull in the static
+			// library during final link if necessary
+			variations = append(variations,
+				blueprint.Variation{Mutator: "link", Variation: "shared"})
+			depTag = cc.SharedDepTag()
+			deps = []string{config.LibclangRuntimeLibrary(mod.toolchain(mctx), "hwasan")}
 		}
 
-		mctx.AddFarVariationDependencies(variations, depTag, deps...)
+		if len(deps) > 0 {
+			mctx.AddFarVariationDependencies(variations, depTag, deps...)
+		}
 	}
 }
 
@@ -184,6 +322,9 @@
 	case cc.Hwasan:
 		sanitize.Properties.Sanitize.Hwaddress = boolPtr(b)
 		sanitizerSet = true
+	case cc.Memtag_heap:
+		sanitize.Properties.Sanitize.Memtag_heap = boolPtr(b)
+		sanitizerSet = true
 	default:
 		panic(fmt.Errorf("setting unsupported sanitizerType %d", t))
 	}
@@ -243,6 +384,8 @@
 		return sanitize.Properties.Sanitize.Address
 	case cc.Hwasan:
 		return sanitize.Properties.Sanitize.Hwaddress
+	case cc.Memtag_heap:
+		return sanitize.Properties.Sanitize.Memtag_heap
 	default:
 		return nil
 	}
@@ -268,6 +411,12 @@
 	case cc.Asan:
 		return true
 	case cc.Hwasan:
+		// TODO(b/180495975): HWASan for static Rust binaries isn't supported yet.
+		if mod.StaticExecutable() {
+			return false
+		}
+		return true
+	case cc.Memtag_heap:
 		return true
 	default:
 		return false
diff --git a/rust/sanitize_test.go b/rust/sanitize_test.go
new file mode 100644
index 0000000..d6a14b2
--- /dev/null
+++ b/rust/sanitize_test.go
@@ -0,0 +1,365 @@
+package rust
+
+import (
+	"fmt"
+	"strings"
+	"testing"
+
+	"android/soong/android"
+)
+
+type MemtagNoteType int
+
+const (
+	None MemtagNoteType = iota + 1
+	Sync
+	Async
+)
+
+func (t MemtagNoteType) str() string {
+	switch t {
+	case None:
+		return "none"
+	case Sync:
+		return "sync"
+	case Async:
+		return "async"
+	default:
+		panic("type_note_invalid")
+	}
+}
+
+func checkHasMemtagNote(t *testing.T, m android.TestingModule, expected MemtagNoteType) {
+	t.Helper()
+	note_async := "note_memtag_heap_async"
+	note_sync := "note_memtag_heap_sync"
+
+	found := None
+	implicits := m.Rule("rustc").Implicits
+	for _, lib := range implicits {
+		if strings.Contains(lib.Rel(), note_async) {
+			found = Async
+			break
+		} else if strings.Contains(lib.Rel(), note_sync) {
+			found = Sync
+			break
+		}
+	}
+
+	if found != expected {
+		t.Errorf("Wrong Memtag note in target %q: found %q, expected %q", m.Module().(*Module).Name(), found.str(), expected.str())
+	}
+}
+
+var prepareForTestWithMemtagHeap = android.GroupFixturePreparers(
+	android.FixtureModifyMockFS(func(fs android.MockFS) {
+		templateBp := `
+		rust_test {
+			name: "unset_test_%[1]s",
+			srcs: ["foo.rs"],
+		}
+
+		rust_test {
+			name: "no_memtag_test_%[1]s",
+			srcs: ["foo.rs"],
+			sanitize: { memtag_heap: false },
+		}
+
+		rust_test {
+			name: "set_memtag_test_%[1]s",
+			srcs: ["foo.rs"],
+			sanitize: { memtag_heap: true },
+		}
+
+		rust_test {
+			name: "set_memtag_set_async_test_%[1]s",
+			srcs: ["foo.rs"],
+			sanitize: { memtag_heap: true, diag: { memtag_heap: false }  },
+		}
+
+		rust_test {
+			name: "set_memtag_set_sync_test_%[1]s",
+			srcs: ["foo.rs"],
+			sanitize: { memtag_heap: true, diag: { memtag_heap: true }  },
+		}
+
+		rust_test {
+			name: "unset_memtag_set_sync_test_%[1]s",
+			srcs: ["foo.rs"],
+			sanitize: { diag: { memtag_heap: true }  },
+		}
+
+		rust_binary {
+			name: "unset_binary_%[1]s",
+			srcs: ["foo.rs"],
+		}
+
+		rust_binary {
+			name: "no_memtag_binary_%[1]s",
+			srcs: ["foo.rs"],
+			sanitize: { memtag_heap: false },
+		}
+
+		rust_binary {
+			name: "set_memtag_binary_%[1]s",
+			srcs: ["foo.rs"],
+			sanitize: { memtag_heap: true },
+		}
+
+		rust_binary {
+			name: "set_memtag_set_async_binary_%[1]s",
+			srcs: ["foo.rs"],
+			sanitize: { memtag_heap: true, diag: { memtag_heap: false }  },
+		}
+
+		rust_binary {
+			name: "set_memtag_set_sync_binary_%[1]s",
+			srcs: ["foo.rs"],
+			sanitize: { memtag_heap: true, diag: { memtag_heap: true }  },
+		}
+
+		rust_binary {
+			name: "unset_memtag_set_sync_binary_%[1]s",
+			srcs: ["foo.rs"],
+			sanitize: { diag: { memtag_heap: true }  },
+		}
+		`
+		subdirNoOverrideBp := fmt.Sprintf(templateBp, "no_override")
+		subdirOverrideDefaultDisableBp := fmt.Sprintf(templateBp, "override_default_disable")
+		subdirSyncBp := fmt.Sprintf(templateBp, "override_default_sync")
+		subdirAsyncBp := fmt.Sprintf(templateBp, "override_default_async")
+
+		fs.Merge(android.MockFS{
+			"subdir_no_override/Android.bp":              []byte(subdirNoOverrideBp),
+			"subdir_override_default_disable/Android.bp": []byte(subdirOverrideDefaultDisableBp),
+			"subdir_sync/Android.bp":                     []byte(subdirSyncBp),
+			"subdir_async/Android.bp":                    []byte(subdirAsyncBp),
+		})
+	}),
+	android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
+		variables.MemtagHeapExcludePaths = []string{"subdir_override_default_disable"}
+		// "subdir_override_default_disable" is covered by both include and override_default_disable paths. override_default_disable wins.
+		variables.MemtagHeapSyncIncludePaths = []string{"subdir_sync", "subdir_override_default_disable"}
+		variables.MemtagHeapAsyncIncludePaths = []string{"subdir_async", "subdir_override_default_disable"}
+	}),
+)
+
+func TestSanitizeMemtagHeap(t *testing.T) {
+	variant := "android_arm64_armv8-a"
+
+	result := android.GroupFixturePreparers(
+		prepareForRustTest,
+		prepareForTestWithMemtagHeap,
+	).RunTest(t)
+	ctx := result.TestContext
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_binary_no_override", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_binary_override_default_async", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_binary_override_default_disable", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_binary_override_default_sync", variant), None)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_test_no_override", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_test_override_default_async", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_test_override_default_disable", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_test_override_default_sync", variant), None)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_binary_no_override", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_binary_override_default_async", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_binary_override_default_disable", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_binary_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_test_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_test_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_test_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_test_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_binary_no_override", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_binary_override_default_async", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_binary_override_default_disable", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_binary_override_default_sync", variant), Async)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_test_no_override", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_test_override_default_async", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_test_override_default_disable", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_test_override_default_sync", variant), Async)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_binary_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_binary_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_binary_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_binary_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_test_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_test_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_test_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_test_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_binary_no_override", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_binary_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_binary_override_default_disable", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_binary_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_test_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_test_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_test_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_test_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_binary_no_override", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_binary_override_default_async", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_binary_override_default_disable", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_binary_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_test_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_test_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_test_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_test_override_default_sync", variant), Sync)
+}
+
+func TestSanitizeMemtagHeapWithSanitizeDevice(t *testing.T) {
+	variant := "android_arm64_armv8-a"
+
+	result := android.GroupFixturePreparers(
+		prepareForRustTest,
+		prepareForTestWithMemtagHeap,
+		android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
+			variables.SanitizeDevice = []string{"memtag_heap"}
+		}),
+	).RunTest(t)
+	ctx := result.TestContext
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_binary_no_override", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_binary_override_default_async", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_binary_override_default_disable", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_binary_override_default_sync", variant), None)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_test_no_override", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_test_override_default_async", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_test_override_default_disable", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_test_override_default_sync", variant), None)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_binary_no_override", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_binary_override_default_async", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_binary_override_default_disable", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_binary_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_test_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_test_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_test_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_test_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_binary_no_override", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_binary_override_default_async", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_binary_override_default_disable", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_binary_override_default_sync", variant), Async)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_test_no_override", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_test_override_default_async", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_test_override_default_disable", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_test_override_default_sync", variant), Async)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_binary_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_binary_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_binary_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_binary_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_test_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_test_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_test_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_test_override_default_sync", variant), Sync)
+
+	// should sanitize: { diag: { memtag: true } } result in Sync instead of None here?
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_binary_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_binary_override_default_async", variant), Sync)
+	// should sanitize: { diag: { memtag: true } } result in Sync instead of None here?
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_binary_override_default_disable", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_binary_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_test_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_test_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_test_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_test_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_binary_no_override", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_binary_override_default_async", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_binary_override_default_disable", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_binary_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_test_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_test_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_test_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_test_override_default_sync", variant), Sync)
+}
+
+func TestSanitizeMemtagHeapWithSanitizeDeviceDiag(t *testing.T) {
+	variant := "android_arm64_armv8-a"
+
+	result := android.GroupFixturePreparers(
+		prepareForRustTest,
+		prepareForTestWithMemtagHeap,
+		android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
+			variables.SanitizeDevice = []string{"memtag_heap"}
+			variables.SanitizeDeviceDiag = []string{"memtag_heap"}
+		}),
+	).RunTest(t)
+	ctx := result.TestContext
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_binary_no_override", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_binary_override_default_async", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_binary_override_default_disable", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_binary_override_default_sync", variant), None)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_test_no_override", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_test_override_default_async", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_test_override_default_disable", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("no_memtag_test_override_default_sync", variant), None)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_binary_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_binary_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_binary_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_binary_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_test_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_test_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_test_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_test_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_binary_no_override", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_binary_override_default_async", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_binary_override_default_disable", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_binary_override_default_sync", variant), Async)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_test_no_override", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_test_override_default_async", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_test_override_default_disable", variant), Async)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_async_test_override_default_sync", variant), Async)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_binary_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_binary_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_binary_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_binary_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_test_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_test_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_test_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("set_memtag_set_sync_test_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_binary_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_binary_override_default_async", variant), Sync)
+	// should sanitize: { diag: { memtag: true } } result in Sync instead of None here?
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_binary_override_default_disable", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_binary_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_test_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_test_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_test_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_memtag_set_sync_test_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_binary_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_binary_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_binary_override_default_disable", variant), None)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_binary_override_default_sync", variant), Sync)
+
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_test_no_override", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_test_override_default_async", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_test_override_default_disable", variant), Sync)
+	checkHasMemtagNote(t, ctx.ModuleForTests("unset_test_override_default_sync", variant), Sync)
+}
diff --git a/rust/snapshot_prebuilt.go b/rust/snapshot_prebuilt.go
index b4188ee..dfbc1d1 100644
--- a/rust/snapshot_prebuilt.go
+++ b/rust/snapshot_prebuilt.go
@@ -87,8 +87,9 @@
 	if !library.MatchesWithDevice(ctx.DeviceConfig()) {
 		return nil
 	}
-
-	return android.PathForModuleSrc(ctx, *library.properties.Src)
+	outputFile := android.PathForModuleSrc(ctx, *library.properties.Src)
+	library.unstrippedOutputFile = outputFile
+	return outputFile
 }
 
 func (library *snapshotLibraryDecorator) rustdoc(ctx ModuleContext, flags Flags, deps PathDeps) android.OptionalPath {
diff --git a/rust/test.go b/rust/test.go
index 56da509..bb877a9 100644
--- a/rust/test.go
+++ b/rust/test.go
@@ -196,3 +196,7 @@
 
 	return deps
 }
+
+func (test *testDecorator) testBinary() bool {
+	return true
+}
diff --git a/rust/testing.go b/rust/testing.go
index 94cdd9d..9f8ed54 100644
--- a/rust/testing.go
+++ b/rust/testing.go
@@ -53,74 +53,14 @@
 func GatherRequiredDepsForTest() string {
 	bp := `
 		rust_prebuilt_library {
-				name: "libstd_x86_64-unknown-linux-gnu",
-                                crate_name: "std",
-                                rlib: {
-                                    srcs: ["libstd.rlib"],
-                                },
-                                dylib: {
-                                    srcs: ["libstd.so"],
-                                },
-				host_supported: true,
-				sysroot: true,
-		}
-		rust_prebuilt_library {
-				name: "libtest_x86_64-unknown-linux-gnu",
-                                crate_name: "test",
-                                rlib: {
-                                    srcs: ["libtest.rlib"],
-                                },
-                                dylib: {
-                                    srcs: ["libtest.so"],
-                                },
-				host_supported: true,
-				sysroot: true,
-		}
-		rust_prebuilt_library {
-				name: "libstd_i686-unknown-linux-gnu",
-                                crate_name: "std",
-                                rlib: {
-                                    srcs: ["libstd.rlib"],
-                                },
-                                dylib: {
-                                    srcs: ["libstd.so"],
-                                },
-				host_supported: true,
-				sysroot: true,
-		}
-		rust_prebuilt_library {
-				name: "libtest_i686-unknown-linux-gnu",
-                                crate_name: "test",
-                                rlib: {
-                                    srcs: ["libtest.rlib"],
-                                },
-                                dylib: {
-                                    srcs: ["libtest.so"],
-                                },
-				host_supported: true,
-				sysroot: true,
-		}
-		rust_prebuilt_library {
-				name: "libstd_x86_64-apple-darwin",
-                                crate_name: "std",
-                                rlib: {
-                                    srcs: ["libstd.rlib"],
-                                },
-                                dylib: {
-                                    srcs: ["libstd.so"],
-                                },
-				host_supported: true,
-				sysroot: true,
-		}
-		rust_prebuilt_library {
-				name: "libtest_x86_64-apple-darwin",
-                                crate_name: "test",
-                                rlib: {
-                                    srcs: ["libtest.rlib"],
-                                },
-                                dylib: {
-                                    srcs: ["libtest.so"],
-                                },
+				name: "libstd",
+				crate_name: "std",
+				rlib: {
+					srcs: ["libstd.rlib"],
+				},
+				dylib: {
+					srcs: ["libstd.so"],
+				},
 				host_supported: true,
 				sysroot: true,
 		}
@@ -151,7 +91,12 @@
 			no_libcrt: true,
 			nocrt: true,
 			system_shared_libs: [],
-			export_include_dirs: ["libprotobuf-cpp-full-includes"],
+		}
+		cc_library {
+			name: "libclang_rt.hwasan_static-aarch64-android",
+			no_libcrt: true,
+			nocrt: true,
+			system_shared_libs: [],
 		}
 		rust_library {
 			name: "libstd",
@@ -246,5 +191,8 @@
 		ctx.BottomUp("rust_begin", BeginMutator).Parallel()
 	})
 	ctx.RegisterSingletonType("rust_project_generator", rustProjectGeneratorSingleton)
+	ctx.PostDepsMutators(func(ctx android.RegisterMutatorsContext) {
+		ctx.BottomUp("rust_sanitizers", rustSanitizerRuntimeMutator).Parallel()
+	})
 	registerRustSnapshotModules(ctx)
 }
diff --git a/rust/vendor_snapshot_test.go b/rust/vendor_snapshot_test.go
index 60ddb65..bfa6f36 100644
--- a/rust/vendor_snapshot_test.go
+++ b/rust/vendor_snapshot_test.go
@@ -562,6 +562,7 @@
 					"libvendor",
 					"libvndk",
 					"libclang_rt.builtins-aarch64-android",
+					"note_memtag_heap_sync",
 				],
 				shared_libs: [
 					"libvendor_available",
@@ -853,6 +854,20 @@
 		},
 	}
 
+	// Test sanitizers use the snapshot libraries
+	rust_binary {
+		name: "memtag_binary",
+		srcs: ["vendor/bin.rs"],
+		vendor: true,
+		compile_multilib: "64",
+		sanitize: {
+			memtag_heap: true,
+			diag: {
+				memtag_heap: true,
+			}
+		},
+	}
+
 	// old snapshot module which has to be ignored
 	vendor_snapshot_binary {
 		name: "bin",
@@ -880,11 +895,25 @@
 			},
 		},
 	}
+
+	vendor_snapshot_static {
+		name: "note_memtag_heap_sync",
+		vendor: true,
+		target_arch: "arm64",
+		version: "30",
+		arch: {
+			arm64: {
+				src: "note_memtag_heap_sync.a",
+			},
+		},
+	}
+
 `
 
 	mockFS := android.MockFS{
 		"framework/Android.bp":                          []byte(frameworkBp),
 		"framework/bin.rs":                              nil,
+		"note_memtag_heap_sync.a":                       nil,
 		"vendor/Android.bp":                             []byte(vendorProprietaryBp),
 		"vendor/bin":                                    nil,
 		"vendor/bin32":                                  nil,
@@ -993,4 +1022,9 @@
 	if android.InList(binaryVariant, binVariants) {
 		t.Errorf("bin must not have variant %#v, but it does", sharedVariant)
 	}
+
+	memtagStaticLibs := ctx.ModuleForTests("memtag_binary", "android_vendor.30_arm64_armv8-a").Module().(*Module).Properties.AndroidMkStaticLibs
+	if g, w := memtagStaticLibs, []string{"libclang_rt.builtins-aarch64-android.vendor", "note_memtag_heap_sync.vendor"}; !reflect.DeepEqual(g, w) {
+		t.Errorf("wanted memtag_binary AndroidMkStaticLibs %q, got %q", w, g)
+	}
 }
diff --git a/scripts/Android.bp b/scripts/Android.bp
index 635be10..730d756 100644
--- a/scripts/Android.bp
+++ b/scripts/Android.bp
@@ -1,5 +1,6 @@
 package {
     default_applicable_licenses: ["Android-Apache-2.0"],
+    default_visibility: ["//build/soong:__subpackages__"],
 }
 
 python_binary_host {
@@ -8,14 +9,6 @@
     srcs: [
         "check_boot_jars/check_boot_jars.py",
     ],
-    version: {
-        py2: {
-            enabled: true,
-        },
-        py3: {
-            enabled: false,
-        },
-    },
 }
 
 python_binary_host {
@@ -24,14 +17,6 @@
     srcs: [
         "manifest_fixer.py",
     ],
-    version: {
-        py2: {
-            enabled: true,
-        },
-        py3: {
-            enabled: false,
-        },
-    },
     libs: [
         "manifest_utils",
     ],
@@ -45,11 +30,8 @@
         "manifest_fixer.py",
     ],
     version: {
-        py2: {
-            enabled: true,
-        },
         py3: {
-            enabled: false,
+            embedded_launcher: true,
         },
     },
     libs: [
@@ -67,12 +49,14 @@
     ],
     version: {
         py2: {
+            // TODO(b/203436762) Remove when system/apex/apexer/apexer.py is converted
             enabled: true,
         },
         py3: {
-            enabled: false,
+            enabled: true,
         },
     },
+    visibility: ["//system/apex/apexer:__pkg__"],
 }
 
 python_binary_host {
@@ -81,14 +65,6 @@
     srcs: [
         "manifest_check.py",
     ],
-    version: {
-        py2: {
-            enabled: true,
-        },
-        py3: {
-            enabled: false,
-        },
-    },
     libs: [
         "manifest_utils",
     ],
@@ -101,14 +77,6 @@
         "manifest_check_test.py",
         "manifest_check.py",
     ],
-    version: {
-        py2: {
-            enabled: true,
-        },
-        py3: {
-            enabled: false,
-        },
-    },
     libs: [
         "manifest_utils",
     ],
@@ -123,14 +91,6 @@
     srcs: [
         "jsonmodify.py",
     ],
-    version: {
-        py2: {
-            enabled: true,
-        },
-        py3: {
-            enabled: false,
-        },
-    },
 }
 
 python_binary_host {
@@ -139,14 +99,6 @@
     srcs: [
         "test_config_fixer.py",
     ],
-    version: {
-        py2: {
-            enabled: true,
-        },
-        py3: {
-            enabled: false,
-        },
-    },
     libs: [
         "manifest_utils",
     ],
@@ -159,14 +111,6 @@
         "test_config_fixer_test.py",
         "test_config_fixer.py",
     ],
-    version: {
-        py2: {
-            enabled: true,
-        },
-        py3: {
-            enabled: false,
-        },
-    },
     libs: [
         "manifest_utils",
     ],
@@ -179,14 +123,6 @@
     srcs: [
         "construct_context.py",
     ],
-    version: {
-        py2: {
-            enabled: true,
-        },
-        py3: {
-            enabled: false,
-        },
-    },
     libs: [
         "manifest_utils",
     ],
@@ -199,14 +135,6 @@
         "construct_context_test.py",
         "construct_context.py",
     ],
-    version: {
-        py2: {
-            enabled: true,
-        },
-        py3: {
-            enabled: false,
-        },
-    },
     libs: [
         "manifest_utils",
     ],
@@ -253,11 +181,7 @@
         "conv_linker_config.py",
     ],
     version: {
-        py2: {
-            enabled: false,
-        },
         py3: {
-            enabled: true,
             embedded_launcher: true,
         },
     },
@@ -272,12 +196,4 @@
     srcs: [
         "get_clang_version.py",
     ],
-    version: {
-        py2: {
-            enabled: false,
-        },
-        py3: {
-            enabled: true,
-        },
-    },
 }
diff --git a/scripts/OWNERS b/scripts/OWNERS
index 1830a18..88787cd 100644
--- a/scripts/OWNERS
+++ b/scripts/OWNERS
@@ -3,4 +3,4 @@
 per-file build-aml-prebuilts.sh = ngeoffray@google.com,paulduffin@google.com,mast@google.com
 per-file construct_context.py = ngeoffray@google.com,calin@google.com,skvadrik@google.com
 per-file conv_linker_config.py = kiyoungkim@google.com, jiyong@google.com, jooyung@google.com
-per-file gen_ndk*.sh = sophiez@google.com, allenhair@google.com
+per-file gen_ndk*.sh,gen_java*.sh = sophiez@google.com, allenhair@google.com
\ No newline at end of file
diff --git a/scripts/gen_java_usedby_apex.sh b/scripts/gen_java_usedby_apex.sh
new file mode 100755
index 0000000..251d7aa
--- /dev/null
+++ b/scripts/gen_java_usedby_apex.sh
@@ -0,0 +1,46 @@
+#!/bin/bash -e
+
+# 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.
+
+printHelp() {
+    echo "**************************** Usage Instructions ****************************"
+    echo "This script is used to generate the Mainline modules used-by Java symbols."
+    echo ""
+    echo "To run this script use: ./gen_java_usedby_apex.sh \$BINARY_DEXDEPS_PATH \$OUTPUT_FILE_PATH \$JAR_AND_APK_LIST"
+    echo "For example: If all jar and apk files are '/myJar.jar /myApk.apk' and output write to /myModule.txt then the command would be:"
+    echo "./gen_java_usedby_apex.sh \$BINARY_DEXDEPS_PATH /myModule.txt /myJar.jar /myApk.apk"
+}
+
+genUsedByList() {
+  dexdeps="$1"
+  shift
+  out="$1"
+  shift
+  rm -f "$out"
+  touch "$out"
+  for x in "$@"; do
+    "$dexdeps" "$x" >> "$out" || true
+  done
+}
+
+if [[ "$1" == "help" ]]
+then
+  printHelp
+elif [[ "$#" -lt 2 ]]
+then
+  echo "Wrong argument length. Expecting at least 2 argument representing dexdeps path, output path, followed by a list of jar or apk files in the Mainline module."
+else
+  genUsedByList "$@"
+fi
\ No newline at end of file
diff --git a/scripts/manifest.py b/scripts/manifest.py
index 04f7405..81f9c61 100755
--- a/scripts/manifest.py
+++ b/scripts/manifest.py
@@ -123,4 +123,4 @@
 def write_xml(f, doc):
   f.write('<?xml version="1.0" encoding="utf-8"?>\n')
   for node in doc.childNodes:
-    f.write(node.toxml(encoding='utf-8') + '\n')
+    f.write(node.toxml() + '\n')
diff --git a/scripts/manifest_check.py b/scripts/manifest_check.py
index 8bed52a..c8d4f76 100755
--- a/scripts/manifest_check.py
+++ b/scripts/manifest_check.py
@@ -335,7 +335,7 @@
         if is_apk:
             aapt = args.aapt if args.aapt is not None else 'aapt'
             manifest = subprocess.check_output(
-                [aapt, 'dump', 'badging', args.input])
+                [aapt, 'dump', 'badging', args.input]).decode('utf-8')
         else:
             manifest = minidom.parse(args.input)
 
@@ -381,7 +381,7 @@
             if is_apk:
                 raise RuntimeError('cannot save APK manifest as XML')
 
-            with open(args.output, 'wb') as f:
+            with open(args.output, 'w') as f:
                 write_xml(f, manifest)
 
     # pylint: disable=broad-except
diff --git a/scripts/manifest_fixer.py b/scripts/manifest_fixer.py
index 55d0fd1..d80a617 100755
--- a/scripts/manifest_fixer.py
+++ b/scripts/manifest_fixer.py
@@ -352,7 +352,7 @@
     if args.extract_native_libs is not None:
       add_extract_native_libs(doc, args.extract_native_libs)
 
-    with open(args.output, 'wb') as f:
+    with open(args.output, 'w') as f:
       write_xml(f, doc)
 
   # pylint: disable=broad-except
diff --git a/scripts/manifest_fixer_test.py b/scripts/manifest_fixer_test.py
index 3a0a25d..f6fcaaf 100755
--- a/scripts/manifest_fixer_test.py
+++ b/scripts/manifest_fixer_test.py
@@ -16,16 +16,16 @@
 #
 """Unit tests for manifest_fixer.py."""
 
-import StringIO
+import io
 import sys
 import unittest
 from xml.dom import minidom
+import xml.etree.ElementTree as ET
 
 import manifest_fixer
 
 sys.dont_write_bytecode = True
 
-
 class CompareVersionGtTest(unittest.TestCase):
   """Unit tests for compare_version_gt function."""
 
@@ -59,7 +59,7 @@
     doc = minidom.parseString(input_manifest)
     manifest_fixer.raise_min_sdk_version(doc, min_sdk_version,
                                          target_sdk_version, library)
-    output = StringIO.StringIO()
+    output = io.StringIO()
     manifest_fixer.write_xml(output, doc)
     return output.getvalue()
 
@@ -80,13 +80,16 @@
       attrs += ' ' + extra
     return '    <uses-sdk%s/>\n' % (attrs)
 
+  def assert_xml_equal(self, output, expected):
+    self.assertEqual(ET.canonicalize(output), ET.canonicalize(expected))
+
   def test_no_uses_sdk(self):
     """Tests inserting a uses-sdk element into a manifest."""
 
     manifest_input = self.manifest_tmpl % ''
     expected = self.manifest_tmpl % self.uses_sdk(min='28', target='28')
     output = self.raise_min_sdk_version_test(manifest_input, '28', '28', False)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_no_min(self):
     """Tests inserting a minSdkVersion attribute into a uses-sdk element."""
@@ -95,7 +98,7 @@
     expected = self.manifest_tmpl % self.uses_sdk(min='28', target='28',
                                                   extra='extra="foo"')
     output = self.raise_min_sdk_version_test(manifest_input, '28', '28', False)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_raise_min(self):
     """Tests inserting a minSdkVersion attribute into a uses-sdk element."""
@@ -103,7 +106,7 @@
     manifest_input = self.manifest_tmpl % self.uses_sdk(min='27')
     expected = self.manifest_tmpl % self.uses_sdk(min='28', target='28')
     output = self.raise_min_sdk_version_test(manifest_input, '28', '28', False)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_raise(self):
     """Tests raising a minSdkVersion attribute."""
@@ -111,7 +114,7 @@
     manifest_input = self.manifest_tmpl % self.uses_sdk(min='27')
     expected = self.manifest_tmpl % self.uses_sdk(min='28', target='28')
     output = self.raise_min_sdk_version_test(manifest_input, '28', '28', False)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_no_raise_min(self):
     """Tests a minSdkVersion that doesn't need raising."""
@@ -119,7 +122,7 @@
     manifest_input = self.manifest_tmpl % self.uses_sdk(min='28')
     expected = self.manifest_tmpl % self.uses_sdk(min='28', target='27')
     output = self.raise_min_sdk_version_test(manifest_input, '27', '27', False)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_raise_codename(self):
     """Tests raising a minSdkVersion attribute to a codename."""
@@ -127,7 +130,7 @@
     manifest_input = self.manifest_tmpl % self.uses_sdk(min='28')
     expected = self.manifest_tmpl % self.uses_sdk(min='P', target='P')
     output = self.raise_min_sdk_version_test(manifest_input, 'P', 'P', False)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_no_raise_codename(self):
     """Tests a minSdkVersion codename that doesn't need raising."""
@@ -135,7 +138,7 @@
     manifest_input = self.manifest_tmpl % self.uses_sdk(min='P')
     expected = self.manifest_tmpl % self.uses_sdk(min='P', target='28')
     output = self.raise_min_sdk_version_test(manifest_input, '28', '28', False)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_target(self):
     """Tests an existing targetSdkVersion is preserved."""
@@ -143,7 +146,7 @@
     manifest_input = self.manifest_tmpl % self.uses_sdk(min='26', target='27')
     expected = self.manifest_tmpl % self.uses_sdk(min='28', target='27')
     output = self.raise_min_sdk_version_test(manifest_input, '28', '29', False)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_no_target(self):
     """Tests inserting targetSdkVersion when minSdkVersion exists."""
@@ -151,7 +154,7 @@
     manifest_input = self.manifest_tmpl % self.uses_sdk(min='27')
     expected = self.manifest_tmpl % self.uses_sdk(min='28', target='29')
     output = self.raise_min_sdk_version_test(manifest_input, '28', '29', False)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_target_no_min(self):
     """"Tests inserting targetSdkVersion when minSdkVersion exists."""
@@ -159,7 +162,7 @@
     manifest_input = self.manifest_tmpl % self.uses_sdk(target='27')
     expected = self.manifest_tmpl % self.uses_sdk(min='28', target='27')
     output = self.raise_min_sdk_version_test(manifest_input, '28', '29', False)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_no_target_no_min(self):
     """Tests inserting targetSdkVersion when minSdkVersion does not exist."""
@@ -167,7 +170,7 @@
     manifest_input = self.manifest_tmpl % ''
     expected = self.manifest_tmpl % self.uses_sdk(min='28', target='29')
     output = self.raise_min_sdk_version_test(manifest_input, '28', '29', False)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_library_no_target(self):
     """Tests inserting targetSdkVersion when minSdkVersion exists."""
@@ -175,7 +178,7 @@
     manifest_input = self.manifest_tmpl % self.uses_sdk(min='27')
     expected = self.manifest_tmpl % self.uses_sdk(min='28', target='16')
     output = self.raise_min_sdk_version_test(manifest_input, '28', '29', True)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_library_target_no_min(self):
     """Tests inserting targetSdkVersion when minSdkVersion exists."""
@@ -183,7 +186,7 @@
     manifest_input = self.manifest_tmpl % self.uses_sdk(target='27')
     expected = self.manifest_tmpl % self.uses_sdk(min='28', target='27')
     output = self.raise_min_sdk_version_test(manifest_input, '28', '29', True)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_library_no_target_no_min(self):
     """Tests inserting targetSdkVersion when minSdkVersion does not exist."""
@@ -191,7 +194,7 @@
     manifest_input = self.manifest_tmpl % ''
     expected = self.manifest_tmpl % self.uses_sdk(min='28', target='16')
     output = self.raise_min_sdk_version_test(manifest_input, '28', '29', True)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_extra(self):
     """Tests that extra attributes and elements are maintained."""
@@ -204,12 +207,12 @@
     # pylint: disable=line-too-long
     expected = self.manifest_tmpl % (
         '    <!-- comment -->\n'
-        '    <uses-sdk android:minSdkVersion="28" android:targetSdkVersion="29" extra="foo"/>\n'
+        '    <uses-sdk android:minSdkVersion="28" extra="foo" android:targetSdkVersion="29"/>\n'
         '    <application/>\n')
 
     output = self.raise_min_sdk_version_test(manifest_input, '28', '29', False)
 
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_indent(self):
     """Tests that an inserted element copies the existing indentation."""
@@ -223,17 +226,20 @@
 
     output = self.raise_min_sdk_version_test(manifest_input, '28', '29', False)
 
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
 
 class AddLoggingParentTest(unittest.TestCase):
   """Unit tests for add_logging_parent function."""
 
+  def assert_xml_equal(self, output, expected):
+    self.assertEqual(ET.canonicalize(output), ET.canonicalize(expected))
+
   def add_logging_parent_test(self, input_manifest, logging_parent=None):
     doc = minidom.parseString(input_manifest)
     if logging_parent:
       manifest_fixer.add_logging_parent(doc, logging_parent)
-    output = StringIO.StringIO()
+    output = io.StringIO()
     manifest_fixer.write_xml(output, doc)
     return output.getvalue()
 
@@ -257,23 +263,26 @@
     manifest_input = self.manifest_tmpl % ''
     expected = self.manifest_tmpl % self.uses_logging_parent()
     output = self.add_logging_parent_test(manifest_input)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_logging_parent(self):
     """Tests manifest_fixer with no logging_parent."""
     manifest_input = self.manifest_tmpl % ''
     expected = self.manifest_tmpl % self.uses_logging_parent('FOO')
     output = self.add_logging_parent_test(manifest_input, 'FOO')
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
 
 class AddUsesLibrariesTest(unittest.TestCase):
   """Unit tests for add_uses_libraries function."""
 
+  def assert_xml_equal(self, output, expected):
+    self.assertEqual(ET.canonicalize(output), ET.canonicalize(expected))
+
   def run_test(self, input_manifest, new_uses_libraries):
     doc = minidom.parseString(input_manifest)
     manifest_fixer.add_uses_libraries(doc, new_uses_libraries, True)
-    output = StringIO.StringIO()
+    output = io.StringIO()
     manifest_fixer.write_xml(output, doc)
     return output.getvalue()
 
@@ -301,7 +310,7 @@
         ('bar', 'false')])
     expected = manifest_input
     output = self.run_test(manifest_input, [])
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_not_overwrite(self):
     """new_uses_libraries must not overwrite existing tags."""
@@ -310,7 +319,7 @@
         ('bar', 'false')])
     expected = manifest_input
     output = self.run_test(manifest_input, ['foo', 'bar'])
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_add(self):
     """New names are added with 'required:true'."""
@@ -323,7 +332,7 @@
         ('baz', 'true'),
         ('qux', 'true')])
     output = self.run_test(manifest_input, ['bar', 'baz', 'qux'])
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_no_application(self):
     """When there is no <application> tag, the tag is added."""
@@ -336,7 +345,7 @@
         ('foo', 'true'),
         ('bar', 'true')])
     output = self.run_test(manifest_input, ['foo', 'bar'])
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_empty_application(self):
     """Even when here is an empty <application/> tag, the libs are added."""
@@ -350,16 +359,19 @@
         ('foo', 'true'),
         ('bar', 'true')])
     output = self.run_test(manifest_input, ['foo', 'bar'])
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
 
 class AddUsesNonSdkApiTest(unittest.TestCase):
   """Unit tests for add_uses_libraries function."""
 
+  def assert_xml_equal(self, output, expected):
+    self.assertEqual(ET.canonicalize(output), ET.canonicalize(expected))
+
   def run_test(self, input_manifest):
     doc = minidom.parseString(input_manifest)
     manifest_fixer.add_uses_non_sdk_api(doc)
-    output = StringIO.StringIO()
+    output = io.StringIO()
     manifest_fixer.write_xml(output, doc)
     return output.getvalue()
 
@@ -377,23 +389,26 @@
     manifest_input = self.manifest_tmpl % self.uses_non_sdk_api(False)
     expected = self.manifest_tmpl % self.uses_non_sdk_api(True)
     output = self.run_test(manifest_input)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_already_set(self):
     """new_uses_libraries must not overwrite existing tags."""
     manifest_input = self.manifest_tmpl % self.uses_non_sdk_api(True)
     expected = manifest_input
     output = self.run_test(manifest_input)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
 
 class UseEmbeddedDexTest(unittest.TestCase):
   """Unit tests for add_use_embedded_dex function."""
 
+  def assert_xml_equal(self, output, expected):
+    self.assertEqual(ET.canonicalize(output), ET.canonicalize(expected))
+
   def run_test(self, input_manifest):
     doc = minidom.parseString(input_manifest)
     manifest_fixer.add_use_embedded_dex(doc)
-    output = StringIO.StringIO()
+    output = io.StringIO()
     manifest_fixer.write_xml(output, doc)
     return output.getvalue()
 
@@ -410,13 +425,13 @@
     manifest_input = self.manifest_tmpl % ''
     expected = self.manifest_tmpl % self.use_embedded_dex('true')
     output = self.run_test(manifest_input)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_manifest_with_use_embedded_dex(self):
     manifest_input = self.manifest_tmpl % self.use_embedded_dex('true')
     expected = manifest_input
     output = self.run_test(manifest_input)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_manifest_with_not_use_embedded_dex(self):
     manifest_input = self.manifest_tmpl % self.use_embedded_dex('false')
@@ -426,10 +441,13 @@
 class AddExtractNativeLibsTest(unittest.TestCase):
   """Unit tests for add_extract_native_libs function."""
 
+  def assert_xml_equal(self, output, expected):
+    self.assertEqual(ET.canonicalize(output), ET.canonicalize(expected))
+
   def run_test(self, input_manifest, value):
     doc = minidom.parseString(input_manifest)
     manifest_fixer.add_extract_native_libs(doc, value)
-    output = StringIO.StringIO()
+    output = io.StringIO()
     manifest_fixer.write_xml(output, doc)
     return output.getvalue()
 
@@ -446,19 +464,19 @@
     manifest_input = self.manifest_tmpl % ''
     expected = self.manifest_tmpl % self.extract_native_libs('true')
     output = self.run_test(manifest_input, True)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_set_false(self):
     manifest_input = self.manifest_tmpl % ''
     expected = self.manifest_tmpl % self.extract_native_libs('false')
     output = self.run_test(manifest_input, False)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_match(self):
     manifest_input = self.manifest_tmpl % self.extract_native_libs('true')
     expected = manifest_input
     output = self.run_test(manifest_input, True)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_conflict(self):
     manifest_input = self.manifest_tmpl % self.extract_native_libs('true')
@@ -468,10 +486,13 @@
 class AddNoCodeApplicationTest(unittest.TestCase):
   """Unit tests for set_has_code_to_false function."""
 
+  def assert_xml_equal(self, output, expected):
+    self.assertEqual(ET.canonicalize(output), ET.canonicalize(expected))
+
   def run_test(self, input_manifest):
     doc = minidom.parseString(input_manifest)
     manifest_fixer.set_has_code_to_false(doc)
-    output = StringIO.StringIO()
+    output = io.StringIO()
     manifest_fixer.write_xml(output, doc)
     return output.getvalue()
 
@@ -485,26 +506,26 @@
     manifest_input = self.manifest_tmpl % ''
     expected = self.manifest_tmpl % '    <application android:hasCode="false"/>\n'
     output = self.run_test(manifest_input)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_has_application_no_has_code(self):
     manifest_input = self.manifest_tmpl % '    <application/>\n'
     expected = self.manifest_tmpl % '    <application android:hasCode="false"/>\n'
     output = self.run_test(manifest_input)
-    self.assertEqual(output, expected)
+    self.assert_xml_equal(output, expected)
 
   def test_has_application_has_code_false(self):
     """ Do nothing if there's already an application elemeent. """
     manifest_input = self.manifest_tmpl % '    <application android:hasCode="false"/>\n'
     output = self.run_test(manifest_input)
-    self.assertEqual(output, manifest_input)
+    self.assert_xml_equal(output, manifest_input)
 
   def test_has_application_has_code_true(self):
     """ Do nothing if there's already an application elemeent even if its
      hasCode attribute is true. """
     manifest_input = self.manifest_tmpl % '    <application android:hasCode="true"/>\n'
     output = self.run_test(manifest_input)
-    self.assertEqual(output, manifest_input)
+    self.assert_xml_equal(output, manifest_input)
 
 
 if __name__ == '__main__':
diff --git a/scripts/test_config_fixer.py b/scripts/test_config_fixer.py
index 32d5b17..c150e8c 100644
--- a/scripts/test_config_fixer.py
+++ b/scripts/test_config_fixer.py
@@ -86,7 +86,7 @@
     if args.test_file_name:
       overwrite_test_file_name(doc, args.test_file_name)
 
-    with open(args.output, 'wb') as f:
+    with open(args.output, 'w') as f:
       write_xml(f, doc)
 
   # pylint: disable=broad-except
diff --git a/scripts/test_config_fixer_test.py b/scripts/test_config_fixer_test.py
index 1272c6b..d00a593 100644
--- a/scripts/test_config_fixer_test.py
+++ b/scripts/test_config_fixer_test.py
@@ -16,7 +16,7 @@
 #
 """Unit tests for test_config_fixer.py."""
 
-import StringIO
+import io
 import sys
 import unittest
 from xml.dom import minidom
@@ -59,7 +59,7 @@
     manifest = minidom.parseString(self.manifest)
 
     test_config_fixer.overwrite_package_name(doc, manifest, "com.soong.foo")
-    output = StringIO.StringIO()
+    output = io.StringIO()
     test_config_fixer.write_xml(output, doc)
 
     # Only the matching package name in a test node should be updated.
@@ -86,7 +86,7 @@
     doc = minidom.parseString(self.test_config % ("foo.apk"))
 
     test_config_fixer.overwrite_test_file_name(doc, "bar.apk")
-    output = StringIO.StringIO()
+    output = io.StringIO()
     test_config_fixer.write_xml(output, doc)
 
     # Only the matching package name in a test node should be updated.
diff --git a/sh/sh_binary.go b/sh/sh_binary.go
index bf97b88..d5033ef 100644
--- a/sh/sh_binary.go
+++ b/sh/sh_binary.go
@@ -275,6 +275,9 @@
 	s.generateAndroidBuildActions(ctx)
 	installDir := android.PathForModuleInstall(ctx, "bin", proptools.String(s.properties.Sub_dir))
 	s.installedFile = ctx.InstallExecutable(installDir, s.outputFilePath.Base(), s.outputFilePath)
+	for _, symlink := range s.Symlinks() {
+		ctx.InstallSymlink(installDir, symlink, s.installedFile)
+	}
 }
 
 func (s *ShBinary) AndroidMkEntries() []android.AndroidMkEntries {
diff --git a/ui/build/test_build.go b/ui/build/test_build.go
index 83007be..86c8568 100644
--- a/ui/build/test_build.go
+++ b/ui/build/test_build.go
@@ -76,6 +76,9 @@
 	// out/build_date.txt is considered a "source file"
 	buildDatetimeFilePath := filepath.Join(outDir, "build_date.txt")
 
+	// bpglob is built explicitly using Microfactory
+	bpglob := filepath.Join(config.SoongOutDir(), "bpglob")
+
 	danglingRules := make(map[string]bool)
 
 	scanner := bufio.NewScanner(stdout)
@@ -88,7 +91,8 @@
 		if strings.HasPrefix(line, modulePathsDir) ||
 			line == variablesFilePath ||
 			line == dexpreoptConfigFilePath ||
-			line == buildDatetimeFilePath {
+			line == buildDatetimeFilePath ||
+			line == bpglob {
 			// Leaf node is in one of Soong's bootstrap directories, which do not have
 			// full build rules in the primary build.ninja file.
 			continue