Merge "Move gen_sorted_bss_symbols.sh to use LLVM binutils"
diff --git a/android/bazel.go b/android/bazel.go
index a7c6b63..cc02152 100644
--- a/android/bazel.go
+++ b/android/bazel.go
@@ -129,8 +129,8 @@
 	}
 
 	// Per-module denylist to always opt modules out.
-
 	bp2buildModuleDoNotConvertList = []string{
+		"generated_android_ids",
 		"libBionicBenchmarksUtils",
 		"libbionic_spawn_benchmark",
 		"libc_jemalloc_wrapper",
@@ -170,6 +170,8 @@
 		"liblinker_debuggerd_stub",
 		"libbionic_tests_headers_posix",
 		"libc_dns",
+		"note_memtag_heap_async",
+		"note_memtag_heap_sync",
 	}
 
 	// Used for quicker lookups
diff --git a/android/bazel_handler.go b/android/bazel_handler.go
index 45dfbaa..abc793f 100644
--- a/android/bazel_handler.go
+++ b/android/bazel_handler.go
@@ -27,6 +27,7 @@
 	"sync"
 
 	"android/soong/bazel/cquery"
+
 	"github.com/google/blueprint/bootstrap"
 
 	"android/soong/bazel"
@@ -37,7 +38,6 @@
 
 const (
 	getAllFiles CqueryRequestType = iota
-	getCcObjectFiles
 	getAllFilesAndCcObjectFiles
 )
 
@@ -56,10 +56,6 @@
 	// Returns result files built by building the given bazel target label.
 	GetOutputFiles(label string, archType ArchType) ([]string, bool)
 
-	// Returns object files produced by compiling the given cc-related target.
-	// Retrieves these files from Bazel's CcInfo provider.
-	GetCcObjectFiles(label string, archType ArchType) ([]string, bool)
-
 	// TODO(cparsons): Other cquery-related methods should be added here.
 	// Returns the results of GetOutputFiles and GetCcObjectFiles in a single query (in that order).
 	GetOutputFilesAndCcObjectFiles(label string, archType ArchType) ([]string, []string, bool)
@@ -116,11 +112,6 @@
 	return result, ok
 }
 
-func (m MockBazelContext) GetCcObjectFiles(label string, archType ArchType) ([]string, bool) {
-	result, ok := m.AllFiles[label]
-	return result, ok
-}
-
 func (m MockBazelContext) GetOutputFilesAndCcObjectFiles(label string, archType ArchType) ([]string, []string, bool) {
 	result, ok := m.AllFiles[label]
 	return result, result, ok
@@ -154,16 +145,6 @@
 	return ret, ok
 }
 
-func (bazelCtx *bazelContext) GetCcObjectFiles(label string, archType ArchType) ([]string, bool) {
-	rawString, ok := bazelCtx.cquery(label, cquery.GetCcObjectFiles, archType)
-	var returnResult []string
-	if ok {
-		bazelOutput := strings.TrimSpace(rawString)
-		returnResult = cquery.GetCcObjectFiles.ParseResult(bazelOutput).([]string)
-	}
-	return returnResult, ok
-}
-
 func (bazelCtx *bazelContext) GetOutputFilesAndCcObjectFiles(label string, archType ArchType) ([]string, []string, bool) {
 	var outputFiles []string
 	var ccObjects []string
@@ -183,10 +164,6 @@
 	panic("unimplemented")
 }
 
-func (n noopBazelContext) GetCcObjectFiles(label string, archType ArchType) ([]string, bool) {
-	panic("unimplemented")
-}
-
 func (n noopBazelContext) GetOutputFilesAndCcObjectFiles(label string, archType ArchType) ([]string, []string, bool) {
 	panic("unimplemented")
 }
@@ -332,8 +309,13 @@
     name = "sourceroot",
     path = "%s",
 )
+
+local_repository(
+    name = "rules_cc",
+    path = "%s/build/bazel/rules_cc",
+)
 `
-	return []byte(fmt.Sprintf(formatString, context.workspaceDir))
+	return []byte(fmt.Sprintf(formatString, context.workspaceDir, context.workspaceDir))
 }
 
 func (context *bazelContext) mainBzlFileContents() []byte {
diff --git a/android/fixture.go b/android/fixture.go
index 8d62958..303c95c 100644
--- a/android/fixture.go
+++ b/android/fixture.go
@@ -455,7 +455,7 @@
 	Extend(preparers ...FixturePreparer) FixturePreparer
 
 	// Create a Fixture.
-	Fixture(t *testing.T, preparers ...FixturePreparer) Fixture
+	Fixture(t *testing.T) Fixture
 
 	// ExtendWithErrorHandler creates a new FixturePreparer that will use the supplied error handler
 	// to check the errors (may be 0) reported by the test.
@@ -466,12 +466,13 @@
 
 	// Run the test, checking any errors reported and returning a TestResult instance.
 	//
-	// Shorthand for Fixture(t, preparers...).RunTest()
-	RunTest(t *testing.T, preparers ...FixturePreparer) *TestResult
+	// Shorthand for Fixture(t).RunTest()
+	RunTest(t *testing.T) *TestResult
 
 	// Run the test with the supplied Android.bp file.
 	//
-	// Shorthand for RunTest(t, android.FixtureWithRootAndroidBp(bp))
+	// preparer.RunTestWithBp(t, bp) is shorthand for
+	// android.GroupFixturePreparers(preparer, android.FixtureWithRootAndroidBp(bp)).RunTest(t)
 	RunTestWithBp(t *testing.T, bp string) *TestResult
 
 	// RunTestWithConfig is a temporary method added to help ease the migration of existing tests to
@@ -705,13 +706,11 @@
 	NinjaDeps []string
 }
 
-func createFixture(t *testing.T, buildDir string, base []*simpleFixturePreparer, extra []FixturePreparer) Fixture {
-	all := dedupAndFlattenPreparers(base, extra)
-
+func createFixture(t *testing.T, buildDir string, preparers []*simpleFixturePreparer) Fixture {
 	config := TestConfig(buildDir, nil, "", nil)
 	ctx := NewTestContext(config)
 	fixture := &fixture{
-		preparers: all,
+		preparers: preparers,
 		t:         t,
 		config:    config,
 		ctx:       ctx,
@@ -720,7 +719,7 @@
 		errorHandler: FixtureExpectsNoErrors,
 	}
 
-	for _, preparer := range all {
+	for _, preparer := range preparers {
 		preparer.function(fixture)
 	}
 
@@ -740,8 +739,8 @@
 	return newFixturePreparer(all)
 }
 
-func (b *baseFixturePreparer) Fixture(t *testing.T, preparers ...FixturePreparer) Fixture {
-	return createFixture(t, t.TempDir(), b.self.list(), preparers)
+func (b *baseFixturePreparer) Fixture(t *testing.T) Fixture {
+	return createFixture(t, t.TempDir(), b.self.list())
 }
 
 func (b *baseFixturePreparer) ExtendWithErrorHandler(errorHandler FixtureErrorHandler) FixturePreparer {
@@ -750,15 +749,15 @@
 	}))
 }
 
-func (b *baseFixturePreparer) RunTest(t *testing.T, preparers ...FixturePreparer) *TestResult {
+func (b *baseFixturePreparer) RunTest(t *testing.T) *TestResult {
 	t.Helper()
-	fixture := b.self.Fixture(t, preparers...)
+	fixture := b.self.Fixture(t)
 	return fixture.RunTest()
 }
 
 func (b *baseFixturePreparer) RunTestWithBp(t *testing.T, bp string) *TestResult {
 	t.Helper()
-	return b.RunTest(t, FixtureWithRootAndroidBp(bp))
+	return GroupFixturePreparers(b.self, FixtureWithRootAndroidBp(bp)).RunTest(t)
 }
 
 func (b *baseFixturePreparer) RunTestWithConfig(t *testing.T, config Config) *TestResult {
@@ -811,16 +810,16 @@
 	return extendedFactory
 }
 
-func (f *fixtureFactory) Fixture(t *testing.T, preparers ...FixturePreparer) Fixture {
+func (f *fixtureFactory) Fixture(t *testing.T) Fixture {
 	// If there is no buildDirSupplier then just use the default implementation.
 	if f.buildDirSupplier == nil {
-		return f.baseFixturePreparer.Fixture(t, preparers...)
+		return f.baseFixturePreparer.Fixture(t)
 	}
 
 	// Retrieve the buildDir from the supplier.
 	buildDir := *f.buildDirSupplier
 
-	return createFixture(t, buildDir, f.preparers, preparers)
+	return createFixture(t, buildDir, f.preparers)
 }
 
 type fixture struct {
diff --git a/android/fixture_test.go b/android/fixture_test.go
index 681a034..8f04715 100644
--- a/android/fixture_test.go
+++ b/android/fixture_test.go
@@ -43,43 +43,40 @@
 
 	extension := group.Extend(preparer4, preparer2)
 
-	extension.Fixture(t, preparer1, preparer2, preparer2Then1, preparer3)
+	GroupFixturePreparers(extension, preparer1, preparer2, preparer2Then1, preparer3).Fixture(t)
 
 	AssertDeepEquals(t, "preparers called in wrong order",
 		[]string{"preparer1", "preparer2", "preparer4", "preparer3"}, list)
 }
 
 func TestFixtureValidateMockFS(t *testing.T) {
-	buildDir := "<unused>"
-	factory := NewFixtureFactory(&buildDir)
-
 	t.Run("absolute path", func(t *testing.T) {
 		AssertPanicMessageContains(t, "source path validation failed", "Path is outside directory: /abs/path/Android.bp", func() {
-			factory.Fixture(t, FixtureAddFile("/abs/path/Android.bp", nil))
+			FixtureAddFile("/abs/path/Android.bp", nil).Fixture(t)
 		})
 	})
 	t.Run("not canonical", func(t *testing.T) {
 		AssertPanicMessageContains(t, "source path validation failed", `path "path/with/../in/it/Android.bp" is not a canonical path, use "path/in/it/Android.bp" instead`, func() {
-			factory.Fixture(t, FixtureAddFile("path/with/../in/it/Android.bp", nil))
+			FixtureAddFile("path/with/../in/it/Android.bp", nil).Fixture(t)
 		})
 	})
 	t.Run("FixtureAddFile", func(t *testing.T) {
 		AssertPanicMessageContains(t, "source path validation failed", `cannot add output path "out/Android.bp" to the mock file system`, func() {
-			factory.Fixture(t, FixtureAddFile("out/Android.bp", nil))
+			FixtureAddFile("out/Android.bp", nil).Fixture(t)
 		})
 	})
 	t.Run("FixtureMergeMockFs", func(t *testing.T) {
 		AssertPanicMessageContains(t, "source path validation failed", `cannot add output path "out/Android.bp" to the mock file system`, func() {
-			factory.Fixture(t, FixtureMergeMockFs(MockFS{
+			FixtureMergeMockFs(MockFS{
 				"out/Android.bp": nil,
-			}))
+			}).Fixture(t)
 		})
 	})
 	t.Run("FixtureModifyMockFS", func(t *testing.T) {
 		AssertPanicMessageContains(t, "source path validation failed", `cannot add output path "out/Android.bp" to the mock file system`, func() {
-			factory.Fixture(t, FixtureModifyMockFS(func(fs MockFS) {
+			FixtureModifyMockFS(func(fs MockFS) {
 				fs["out/Android.bp"] = nil
-			}))
+			}).Fixture(t)
 		})
 	})
 }
diff --git a/android/mutator.go b/android/mutator.go
index 9e99bee..e25e2e8 100644
--- a/android/mutator.go
+++ b/android/mutator.go
@@ -202,7 +202,7 @@
 	RegisterPrebuiltsPostDepsMutators,
 	RegisterVisibilityRuleEnforcer,
 	RegisterLicensesDependencyChecker,
-	RegisterNeverallowMutator,
+	registerNeverallowMutator,
 	RegisterOverridePostDepsMutators,
 }
 
@@ -539,7 +539,7 @@
 		Name: &name,
 	}
 
-	b := t.CreateModule(factory, &nameProp, attrs).(BazelTargetModule)
+	b := t.createModuleWithoutInheritance(factory, &nameProp, attrs).(BazelTargetModule)
 	b.SetBazelTargetModuleProperties(bazelProps)
 	return b
 }
@@ -608,6 +608,11 @@
 	return module
 }
 
+func (t *topDownMutatorContext) createModuleWithoutInheritance(factory ModuleFactory, props ...interface{}) Module {
+	module := t.bp.CreateModule(ModuleFactoryAdaptor(factory), props...).(Module)
+	return module
+}
+
 func (b *bottomUpMutatorContext) MutatorName() string {
 	return b.bp.MutatorName()
 }
diff --git a/android/neverallow.go b/android/neverallow.go
index 7455e6a..a385bbc 100644
--- a/android/neverallow.go
+++ b/android/neverallow.go
@@ -42,7 +42,7 @@
 //     counts as a match
 // - it has none of the "Without" properties matched (same rules as above)
 
-func RegisterNeverallowMutator(ctx RegisterMutatorsContext) {
+func registerNeverallowMutator(ctx RegisterMutatorsContext) {
 	ctx.BottomUp("neverallow", neverallowMutator).Parallel()
 }
 
@@ -661,6 +661,22 @@
 // Overrides the default neverallow rules for the supplied config.
 //
 // For testing only.
-func SetTestNeverallowRules(config Config, testRules []Rule) {
+func setTestNeverallowRules(config Config, testRules []Rule) {
 	config.Once(neverallowRulesKey, func() interface{} { return testRules })
 }
+
+// Prepares for a test by setting neverallow rules and enabling the mutator.
+//
+// If the supplied rules are nil then the default rules are used.
+func PrepareForTestWithNeverallowRules(testRules []Rule) FixturePreparer {
+	return GroupFixturePreparers(
+		FixtureModifyConfig(func(config Config) {
+			if testRules != nil {
+				setTestNeverallowRules(config, testRules)
+			}
+		}),
+		FixtureRegisterWithContext(func(ctx RegistrationContext) {
+			ctx.PostDepsMutators(registerNeverallowMutator)
+		}),
+	)
+}
diff --git a/android/neverallow_test.go b/android/neverallow_test.go
index de0197a..268346a 100644
--- a/android/neverallow_test.go
+++ b/android/neverallow_test.go
@@ -292,7 +292,6 @@
 		ctx.RegisterModuleType("java_library_host", newMockJavaLibraryModule)
 		ctx.RegisterModuleType("java_device_for_host", newMockJavaLibraryModule)
 		ctx.RegisterModuleType("makefile_goal", newMockMakefileGoalModule)
-		ctx.PostDepsMutators(RegisterNeverallowMutator)
 	}),
 )
 
@@ -301,12 +300,7 @@
 		t.Run(test.name, func(t *testing.T) {
 			GroupFixturePreparers(
 				prepareForNeverAllowTest,
-				FixtureModifyConfig(func(config Config) {
-					// If the test has its own rules then use them instead of the default ones.
-					if test.rules != nil {
-						SetTestNeverallowRules(config, test.rules)
-					}
-				}),
+				PrepareForTestWithNeverallowRules(test.rules),
 				test.fs.AddToFixture(),
 			).
 				ExtendWithErrorHandler(FixtureExpectsAllErrorsToMatchAPattern(test.expectedErrors)).
diff --git a/android/register.go b/android/register.go
index 35469d4..4c8088d 100644
--- a/android/register.go
+++ b/android/register.go
@@ -192,6 +192,15 @@
 		t.register(ctx)
 	}
 
+	if ctx.config.BazelContext.BazelEnabled() {
+		// Hydrate the configuration of bp2build-enabled module types. This is
+		// required as a signal to identify which modules should be deferred to
+		// Bazel in mixed builds, if it is enabled.
+		for t, _ := range bp2buildMutators {
+			ctx.config.bp2buildModuleTypeConfig[t] = true
+		}
+	}
+
 	mutators := collateGloballyRegisteredMutators()
 	mutators.registerAll(ctx)
 
diff --git a/android/variable.go b/android/variable.go
index 2ab51c7..dff48c2 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -448,6 +448,63 @@
 	}
 }
 
+// ProductConfigContext requires the access to the Module to get product config properties.
+type ProductConfigContext interface {
+	Module() Module
+}
+
+// ProductConfigProperty contains the information for a single property (may be a struct) paired
+// with the appropriate ProductConfigVariable.
+type ProductConfigProperty struct {
+	ProductConfigVariable string
+	Property              interface{}
+}
+
+// ProductConfigProperties is a map of property name to a slice of ProductConfigProperty such that
+// all it all product variable-specific versions of a property are easily accessed together
+type ProductConfigProperties map[string][]ProductConfigProperty
+
+// ProductVariableProperties returns a ProductConfigProperties containing only the properties which
+// have been set for the module in the given context.
+func ProductVariableProperties(ctx ProductConfigContext) ProductConfigProperties {
+	module := ctx.Module()
+	moduleBase := module.base()
+
+	productConfigProperties := ProductConfigProperties{}
+
+	if moduleBase.variableProperties == nil {
+		return productConfigProperties
+	}
+
+	variableValues := reflect.ValueOf(moduleBase.variableProperties).Elem().FieldByName("Product_variables")
+	for i := 0; i < variableValues.NumField(); i++ {
+		variableValue := variableValues.Field(i)
+		// Check if any properties were set for the module
+		if variableValue.IsZero() {
+			continue
+		}
+		// e.g. Platform_sdk_version, Unbundled_build, Malloc_not_svelte, etc.
+		productVariableName := variableValues.Type().Field(i).Name
+		for j := 0; j < variableValue.NumField(); j++ {
+			property := variableValue.Field(j)
+			// If the property wasn't set, no need to pass it along
+			if property.IsZero() {
+				continue
+			}
+
+			// e.g. Asflags, Cflags, Enabled, etc.
+			propertyName := variableValue.Type().Field(j).Name
+			productConfigProperties[propertyName] = append(productConfigProperties[propertyName],
+				ProductConfigProperty{
+					ProductConfigVariable: productVariableName,
+					Property:              property.Interface(),
+				})
+		}
+	}
+
+	return productConfigProperties
+}
+
 func VariableMutator(mctx BottomUpMutatorContext) {
 	var module Module
 	var ok bool
diff --git a/apex/apex_test.go b/apex/apex_test.go
index 407faa1..32db807 100644
--- a/apex/apex_test.go
+++ b/apex/apex_test.go
@@ -4479,14 +4479,11 @@
 			if filepath.Base(output) == base {
 				foundLibfooJar = true
 				buildRule := s.Output(output)
-				actual := android.NormalizePathForTesting(buildRule.Input)
-				if actual != bootDexJarPath {
-					t.Errorf("Incorrect boot dex jar path '%s', expected '%s'", actual, bootDexJarPath)
-				}
+				android.AssertStringEquals(t, "boot dex jar path", bootDexJarPath, buildRule.Input.String())
 			}
 		}
 		if !foundLibfooJar {
-			t.Errorf("Rule for libfoo.jar missing in dex_bootjars singleton outputs")
+			t.Errorf("Rule for libfoo.jar missing in dex_bootjars singleton outputs %q", android.StringPathsRelativeToTop(ctx.Config().BuildDir(), s.AllOutputs()))
 		}
 	}
 
@@ -4528,8 +4525,8 @@
 	`
 
 		ctx := testDexpreoptWithApexes(t, bp, "", transform)
-		checkBootDexJarPath(t, ctx, "libfoo", ".intermediates/myapex.deapexer/android_common/deapexer/javalib/libfoo.jar")
-		checkBootDexJarPath(t, ctx, "libbar", ".intermediates/myapex.deapexer/android_common/deapexer/javalib/libbar.jar")
+		checkBootDexJarPath(t, ctx, "libfoo", "out/soong/.intermediates/myapex.deapexer/android_common/deapexer/javalib/libfoo.jar")
+		checkBootDexJarPath(t, ctx, "libbar", "out/soong/.intermediates/myapex.deapexer/android_common/deapexer/javalib/libbar.jar")
 
 		// Make sure that the dex file from the prebuilt_apex contributes to the hiddenapi index file.
 		checkHiddenAPIIndexInputs(t, ctx, `
@@ -4635,8 +4632,8 @@
 	`
 
 		ctx := testDexpreoptWithApexes(t, bp, "", transform)
-		checkBootDexJarPath(t, ctx, "libfoo", ".intermediates/myapex.deapexer/android_common/deapexer/javalib/libfoo.jar")
-		checkBootDexJarPath(t, ctx, "libbar", ".intermediates/myapex.deapexer/android_common/deapexer/javalib/libbar.jar")
+		checkBootDexJarPath(t, ctx, "libfoo", "out/soong/.intermediates/myapex.deapexer/android_common/deapexer/javalib/libfoo.jar")
+		checkBootDexJarPath(t, ctx, "libbar", "out/soong/.intermediates/myapex.deapexer/android_common/deapexer/javalib/libbar.jar")
 
 		// Make sure that the dex file from the prebuilt_apex contributes to the hiddenapi index file.
 		checkHiddenAPIIndexInputs(t, ctx, `
@@ -4702,8 +4699,8 @@
 	`
 
 		ctx := testDexpreoptWithApexes(t, bp, "", transform)
-		checkBootDexJarPath(t, ctx, "libfoo", ".intermediates/libfoo/android_common_apex10000/hiddenapi/libfoo.jar")
-		checkBootDexJarPath(t, ctx, "libbar", ".intermediates/libbar/android_common_myapex/hiddenapi/libbar.jar")
+		checkBootDexJarPath(t, ctx, "libfoo", "out/soong/.intermediates/libfoo/android_common_apex10000/hiddenapi/libfoo.jar")
+		checkBootDexJarPath(t, ctx, "libbar", "out/soong/.intermediates/libbar/android_common_myapex/hiddenapi/libbar.jar")
 
 		// Make sure that the dex file from the prebuilt_apex contributes to the hiddenapi index file.
 		checkHiddenAPIIndexInputs(t, ctx, `
@@ -4771,8 +4768,8 @@
 	`
 
 		ctx := testDexpreoptWithApexes(t, bp, "", transform)
-		checkBootDexJarPath(t, ctx, "libfoo", ".intermediates/myapex.deapexer/android_common/deapexer/javalib/libfoo.jar")
-		checkBootDexJarPath(t, ctx, "libbar", ".intermediates/myapex.deapexer/android_common/deapexer/javalib/libbar.jar")
+		checkBootDexJarPath(t, ctx, "libfoo", "out/soong/.intermediates/myapex.deapexer/android_common/deapexer/javalib/libfoo.jar")
+		checkBootDexJarPath(t, ctx, "libbar", "out/soong/.intermediates/myapex.deapexer/android_common/deapexer/javalib/libbar.jar")
 
 		// Make sure that the dex file from the prebuilt_apex contributes to the hiddenapi index file.
 		checkHiddenAPIIndexInputs(t, ctx, `
@@ -6423,68 +6420,46 @@
 func testDexpreoptWithApexes(t *testing.T, bp, errmsg string, transformDexpreoptConfig func(*dexpreopt.GlobalConfig)) *android.TestContext {
 	t.Helper()
 
-	bp += cc.GatherRequiredDepsForTest(android.Android)
-	bp += java.GatherRequiredDepsForTest()
-
-	fs := map[string][]byte{
-		"a.java":                             nil,
-		"a.jar":                              nil,
-		"build/make/target/product/security": nil,
-		"apex_manifest.json":                 nil,
-		"AndroidManifest.xml":                nil,
+	fs := android.MockFS{
+		"a.java":              nil,
+		"a.jar":               nil,
+		"apex_manifest.json":  nil,
+		"AndroidManifest.xml": nil,
 		"system/sepolicy/apex/myapex-file_contexts":                  nil,
 		"system/sepolicy/apex/some-updatable-apex-file_contexts":     nil,
 		"system/sepolicy/apex/some-non-updatable-apex-file_contexts": nil,
 		"system/sepolicy/apex/com.android.art.debug-file_contexts":   nil,
 		"framework/aidl/a.aidl":                                      nil,
 	}
-	cc.GatherRequiredFilesForTest(fs)
 
-	for k, v := range filesForSdkLibrary {
-		fs[k] = v
-	}
-	config := android.TestArchConfig(t.TempDir(), nil, bp, fs)
-
-	ctx := android.NewTestArchContext(config)
-	ctx.RegisterModuleType("apex", BundleFactory)
-	ctx.RegisterModuleType("apex_key", ApexKeyFactory)
-	ctx.RegisterModuleType("prebuilt_apex", PrebuiltFactory)
-	ctx.RegisterModuleType("filegroup", android.FileGroupFactory)
-	ctx.PreArchMutators(android.RegisterDefaultsPreArchMutators)
-	ctx.PreArchMutators(android.RegisterComponentsMutator)
-	android.RegisterPrebuiltMutators(ctx)
-	cc.RegisterRequiredBuildComponentsForTest(ctx)
-	java.RegisterRequiredBuildComponentsForTest(ctx)
-	java.RegisterHiddenApiSingletonComponents(ctx)
-	ctx.PostDepsMutators(android.RegisterOverridePostDepsMutators)
-	ctx.PreDepsMutators(RegisterPreDepsMutators)
-	ctx.PostDepsMutators(RegisterPostDepsMutators)
-
-	ctx.Register()
-
-	pathCtx := android.PathContextForTesting(config)
-	dexpreoptConfig := dexpreopt.GlobalConfigForTests(pathCtx)
-	transformDexpreoptConfig(dexpreoptConfig)
-	dexpreopt.SetTestGlobalConfig(config, dexpreoptConfig)
-
-	// Make sure that any changes to these dexpreopt properties are mirrored in the corresponding
-	// product variables.
-	config.TestProductVariables.BootJars = dexpreoptConfig.BootJars
-	config.TestProductVariables.UpdatableBootJars = dexpreoptConfig.UpdatableBootJars
-
-	_, errs := ctx.ParseBlueprintsFiles("Android.bp")
-	android.FailIfErrored(t, errs)
-
-	_, errs = ctx.PrepareBuildActions(config)
-	if errmsg == "" {
-		android.FailIfErrored(t, errs)
-	} else if len(errs) > 0 {
-		android.FailIfNoMatchingErrors(t, errmsg, errs)
-	} else {
-		t.Fatalf("missing expected error %q (0 errors are returned)", errmsg)
+	errorHandler := android.FixtureExpectsNoErrors
+	if errmsg != "" {
+		errorHandler = android.FixtureExpectsAtLeastOneErrorMatchingPattern(errmsg)
 	}
 
-	return ctx
+	result := android.GroupFixturePreparers(
+		cc.PrepareForTestWithCcDefaultModules,
+		java.PrepareForTestWithHiddenApiBuildComponents,
+		java.PrepareForTestWithJavaDefaultModules,
+		java.PrepareForTestWithJavaSdkLibraryFiles,
+		PrepareForTestWithApexBuildComponents,
+		android.FixtureModifyConfig(func(config android.Config) {
+			pathCtx := android.PathContextForTesting(config)
+			dexpreoptConfig := dexpreopt.GlobalConfigForTests(pathCtx)
+			transformDexpreoptConfig(dexpreoptConfig)
+			dexpreopt.SetTestGlobalConfig(config, dexpreoptConfig)
+
+			// Make sure that any changes to these dexpreopt properties are mirrored in the corresponding
+			// product variables.
+			config.TestProductVariables.BootJars = dexpreoptConfig.BootJars
+			config.TestProductVariables.UpdatableBootJars = dexpreoptConfig.UpdatableBootJars
+		}),
+		fs.AddToFixture(),
+	).
+		ExtendWithErrorHandler(errorHandler).
+		RunTestWithBp(t, bp)
+
+	return result.TestContext
 }
 
 func TestUpdatable_should_set_min_sdk_version(t *testing.T) {
@@ -6658,45 +6633,33 @@
 		public_key: "testkey.avbpubkey",
 		private_key: "testkey.pem",
 	}`
-	fs := map[string][]byte{
+	fs := android.MockFS{
 		"lib1/src/A.java": nil,
 		"lib2/src/B.java": nil,
 		"system/sepolicy/apex/myapex-file_contexts": nil,
 	}
 
-	config := android.TestArchConfig(t.TempDir(), nil, bp, fs)
-	android.SetTestNeverallowRules(config, rules)
-	updatableBootJars := make([]string, 0, len(apexBootJars))
-	for _, apexBootJar := range apexBootJars {
-		updatableBootJars = append(updatableBootJars, "myapex:"+apexBootJar)
+	errorHandler := android.FixtureExpectsNoErrors
+	if errmsg != "" {
+		errorHandler = android.FixtureExpectsAtLeastOneErrorMatchingPattern(errmsg)
 	}
-	config.TestProductVariables.UpdatableBootJars = android.CreateTestConfiguredJarList(updatableBootJars)
 
-	ctx := android.NewTestArchContext(config)
-	ctx.RegisterModuleType("apex", BundleFactory)
-	ctx.RegisterModuleType("apex_key", ApexKeyFactory)
-	ctx.PreArchMutators(android.RegisterDefaultsPreArchMutators)
-	cc.RegisterRequiredBuildComponentsForTest(ctx)
-	java.RegisterRequiredBuildComponentsForTest(ctx)
-	ctx.PostDepsMutators(android.RegisterOverridePostDepsMutators)
-	ctx.PreDepsMutators(RegisterPreDepsMutators)
-	ctx.PostDepsMutators(RegisterPostDepsMutators)
-	ctx.PostDepsMutators(android.RegisterNeverallowMutator)
-
-	ctx.Register()
-
-	_, errs := ctx.ParseBlueprintsFiles("Android.bp")
-	android.FailIfErrored(t, errs)
-
-	_, errs = ctx.PrepareBuildActions(config)
-	if errmsg == "" {
-		android.FailIfErrored(t, errs)
-	} else if len(errs) > 0 {
-		android.FailIfNoMatchingErrors(t, errmsg, errs)
-		return
-	} else {
-		t.Fatalf("missing expected error %q (0 errors are returned)", errmsg)
-	}
+	android.GroupFixturePreparers(
+		android.PrepareForTestWithAndroidBuildComponents,
+		java.PrepareForTestWithJavaBuildComponents,
+		PrepareForTestWithApexBuildComponents,
+		android.PrepareForTestWithNeverallowRules(rules),
+		android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
+			updatableBootJars := make([]string, 0, len(apexBootJars))
+			for _, apexBootJar := range apexBootJars {
+				updatableBootJars = append(updatableBootJars, "myapex:"+apexBootJar)
+			}
+			variables.UpdatableBootJars = android.CreateTestConfiguredJarList(updatableBootJars)
+		}),
+		fs.AddToFixture(),
+	).
+		ExtendWithErrorHandler(errorHandler).
+		RunTestWithBp(t, bp)
 }
 
 func TestApexPermittedPackagesRules(t *testing.T) {
diff --git a/bazel/properties.go b/bazel/properties.go
index 25e110a..1763f2d 100644
--- a/bazel/properties.go
+++ b/bazel/properties.go
@@ -16,6 +16,7 @@
 
 import (
 	"fmt"
+	"regexp"
 	"sort"
 )
 
@@ -31,6 +32,8 @@
 
 const BazelTargetModuleNamePrefix = "__bp2build__"
 
+var productVariableSubstitutionPattern = regexp.MustCompile("%(d|s)")
+
 // Label is used to represent a Bazel compatible Label. Also stores the original bp text to support
 // string replacement.
 type Label struct {
@@ -225,3 +228,23 @@
 		panic(fmt.Errorf("Unknown arch: %s", arch))
 	}
 }
+
+// TryVariableSubstitution, replace string substitution formatting within each string in slice with
+// Starlark string.format compatible tag for productVariable.
+func TryVariableSubstitutions(slice []string, productVariable string) ([]string, bool) {
+	ret := make([]string, 0, len(slice))
+	changesMade := false
+	for _, s := range slice {
+		newS, changed := TryVariableSubstitution(s, productVariable)
+		ret = append(ret, newS)
+		changesMade = changesMade || changed
+	}
+	return ret, changesMade
+}
+
+// TryVariableSubstitution, replace string substitution formatting within s with Starlark
+// string.format compatible tag for productVariable.
+func TryVariableSubstitution(s string, productVariable string) (string, bool) {
+	sub := productVariableSubstitutionPattern.ReplaceAllString(s, "{"+productVariable+"}")
+	return sub, s != sub
+}
diff --git a/bloaty/Android.bp b/bloaty/Android.bp
index b1f1e39..96cc1a5 100644
--- a/bloaty/Android.bp
+++ b/bloaty/Android.bp
@@ -1,3 +1,7 @@
+package {
+    default_applicable_licenses: ["Android-Apache-2.0"],
+}
+
 bootstrap_go_package {
     name: "soong-bloaty",
     pkgPath: "android/soong/bloaty",
diff --git a/bp2build/cc_object_conversion_test.go b/bp2build/cc_object_conversion_test.go
index b007033..9461739 100644
--- a/bp2build/cc_object_conversion_test.go
+++ b/bp2build/cc_object_conversion_test.go
@@ -209,6 +209,34 @@
 )`,
 			},
 		},
+		{
+			description:                        "cc_object with product variable",
+			moduleTypeUnderTest:                "cc_object",
+			moduleTypeUnderTestFactory:         cc.ObjectFactory,
+			moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
+			blueprint: `cc_object {
+    name: "foo",
+    include_build_directory: false,
+    product_variables: {
+        platform_sdk_version: {
+            asflags: ["-DPLATFORM_SDK_VERSION=%d"],
+        },
+    },
+
+    bazel_module: { bp2build_available: true },
+}
+`,
+			expectedBazelTargets: []string{`cc_object(
+    name = "foo",
+    asflags = [
+        "-DPLATFORM_SDK_VERSION={Platform_sdk_version}",
+    ],
+    copts = [
+        "-fno-addrsig",
+    ],
+)`,
+			},
+		},
 	}
 
 	dir := "."
diff --git a/cc/cc_test.go b/cc/cc_test.go
index 205c71f..19596c3 100644
--- a/cc/cc_test.go
+++ b/cc/cc_test.go
@@ -16,7 +16,6 @@
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"reflect"
@@ -27,33 +26,11 @@
 	"android/soong/android"
 )
 
-var buildDir string
-
-func setUp() {
-	var err error
-	buildDir, err = ioutil.TempDir("", "soong_cc_test")
-	if err != nil {
-		panic(err)
-	}
-}
-
-func tearDown() {
-	os.RemoveAll(buildDir)
-}
-
 func TestMain(m *testing.M) {
-	run := func() int {
-		setUp()
-		defer tearDown()
-
-		return m.Run()
-	}
-
-	os.Exit(run())
+	os.Exit(m.Run())
 }
 
-var ccFixtureFactory = android.NewFixtureFactory(
-	&buildDir,
+var prepareForCcTest = android.GroupFixturePreparers(
 	PrepareForTestWithCcIncludeVndk,
 	android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
 		variables.DeviceVndkVersion = StringPtr("current")
@@ -62,62 +39,62 @@
 	}),
 )
 
-// testCcWithConfig runs tests using the ccFixtureFactory
+// testCcWithConfig runs tests using the prepareForCcTest
 //
 // See testCc for an explanation as to how to stop using this deprecated method.
 //
 // deprecated
 func testCcWithConfig(t *testing.T, config android.Config) *android.TestContext {
 	t.Helper()
-	result := ccFixtureFactory.RunTestWithConfig(t, config)
+	result := prepareForCcTest.RunTestWithConfig(t, config)
 	return result.TestContext
 }
 
-// testCc runs tests using the ccFixtureFactory
+// testCc runs tests using the prepareForCcTest
 //
-// Do not add any new usages of this, instead use the ccFixtureFactory directly as it makes it much
+// Do not add any new usages of this, instead use the prepareForCcTest directly as it makes it much
 // easier to customize the test behavior.
 //
 // If it is necessary to customize the behavior of an existing test that uses this then please first
-// convert the test to using ccFixtureFactory first and then in a following change add the
+// convert the test to using prepareForCcTest first and then in a following change add the
 // appropriate fixture preparers. Keeping the conversion change separate makes it easy to verify
 // that it did not change the test behavior unexpectedly.
 //
 // deprecated
 func testCc(t *testing.T, bp string) *android.TestContext {
 	t.Helper()
-	result := ccFixtureFactory.RunTestWithBp(t, bp)
+	result := prepareForCcTest.RunTestWithBp(t, bp)
 	return result.TestContext
 }
 
-// testCcNoVndk runs tests using the ccFixtureFactory
+// testCcNoVndk runs tests using the prepareForCcTest
 //
 // See testCc for an explanation as to how to stop using this deprecated method.
 //
 // deprecated
 func testCcNoVndk(t *testing.T, bp string) *android.TestContext {
 	t.Helper()
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 
 	return testCcWithConfig(t, config)
 }
 
-// testCcNoProductVndk runs tests using the ccFixtureFactory
+// testCcNoProductVndk runs tests using the prepareForCcTest
 //
 // See testCc for an explanation as to how to stop using this deprecated method.
 //
 // deprecated
 func testCcNoProductVndk(t *testing.T, bp string) *android.TestContext {
 	t.Helper()
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 
 	return testCcWithConfig(t, config)
 }
 
-// testCcErrorWithConfig runs tests using the ccFixtureFactory
+// testCcErrorWithConfig runs tests using the prepareForCcTest
 //
 // See testCc for an explanation as to how to stop using this deprecated method.
 //
@@ -125,33 +102,33 @@
 func testCcErrorWithConfig(t *testing.T, pattern string, config android.Config) {
 	t.Helper()
 
-	ccFixtureFactory.Extend().
+	prepareForCcTest.
 		ExtendWithErrorHandler(android.FixtureExpectsAtLeastOneErrorMatchingPattern(pattern)).
 		RunTestWithConfig(t, config)
 }
 
-// testCcError runs tests using the ccFixtureFactory
+// testCcError runs tests using the prepareForCcTest
 //
 // See testCc for an explanation as to how to stop using this deprecated method.
 //
 // deprecated
 func testCcError(t *testing.T, pattern string, bp string) {
 	t.Helper()
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	testCcErrorWithConfig(t, pattern, config)
 	return
 }
 
-// testCcErrorProductVndk runs tests using the ccFixtureFactory
+// testCcErrorProductVndk runs tests using the prepareForCcTest
 //
 // See testCc for an explanation as to how to stop using this deprecated method.
 //
 // deprecated
 func testCcErrorProductVndk(t *testing.T, pattern string, bp string) {
 	t.Helper()
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.ProductVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
@@ -189,7 +166,10 @@
 			},
 		}`
 
-	result := ccFixtureFactory.Extend(PrepareForTestOnFuchsia).RunTestWithBp(t, bp)
+	result := android.GroupFixturePreparers(
+		prepareForCcTest,
+		PrepareForTestOnFuchsia,
+	).RunTestWithBp(t, bp)
 
 	rt := false
 	fb := false
@@ -225,7 +205,10 @@
 			},
 		}`
 
-	result := ccFixtureFactory.Extend(PrepareForTestOnFuchsia).RunTestWithBp(t, bp)
+	result := android.GroupFixturePreparers(
+		prepareForCcTest,
+		PrepareForTestOnFuchsia,
+	).RunTestWithBp(t, bp)
 	ld := result.ModuleForTests("libTest", "fuchsia_arm64_shared").Rule("ld")
 	var objs []string
 	for _, o := range ld.Inputs {
@@ -470,7 +453,7 @@
 		}
 	`
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.ProductVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
@@ -491,7 +474,7 @@
 
 	// Check VNDK snapshot output.
 	snapshotDir := "vndk-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 
 	vndkLibPath := filepath.Join(snapshotVariantPath, fmt.Sprintf("arch-%s-%s",
 		"arm64", "armv8-a"))
@@ -592,7 +575,7 @@
 			name: "llndk.libraries.txt",
 			insert_vndk_version: true,
 		}`
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := testCcWithConfig(t, config)
@@ -642,7 +625,7 @@
 		}
 	`
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	config.TestProductVariables.VndkUseCoreVariant = BoolPtr(true)
@@ -669,7 +652,7 @@
 		}
  `
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	config.TestProductVariables.VndkUseCoreVariant = BoolPtr(true)
@@ -720,7 +703,7 @@
 		}
  `
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	config.TestProductVariables.VndkUseCoreVariant = BoolPtr(true)
@@ -1345,7 +1328,7 @@
 			nocrt: true,
 		}
 	`
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.ProductVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
@@ -1790,7 +1773,7 @@
 			nocrt: true,
 		}
 	`
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.ProductVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
@@ -2117,7 +2100,7 @@
 		}
 	`
 
-	ctx := ccFixtureFactory.RunTestWithBp(t, bp).TestContext
+	ctx := prepareForCcTest.RunTestWithBp(t, bp).TestContext
 
 	checkVndkModule(t, ctx, "libvndk", "", false, "", productVariant)
 	checkVndkModule(t, ctx, "libvndk_sp", "", true, "", productVariant)
@@ -2345,7 +2328,7 @@
 		}
 	`
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	// native:vndk
@@ -3137,7 +3120,7 @@
 		}
  `
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	config.TestProductVariables.VndkUseCoreVariant = BoolPtr(true)
@@ -3453,7 +3436,8 @@
 		}
 	`
 
-	result := ccFixtureFactory.Extend(
+	result := android.GroupFixturePreparers(
+		prepareForCcTest,
 		android.PrepareForTestWithVariables,
 
 		android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
@@ -3480,7 +3464,8 @@
 		}
 	`
 
-	result := ccFixtureFactory.Extend(
+	result := android.GroupFixturePreparers(
+		prepareForCcTest,
 		android.PrepareForTestWithAllowMissingDependencies,
 	).RunTestWithBp(t, bp)
 
@@ -3532,7 +3517,7 @@
 		}
 	`
 
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	ctx := testCcWithConfig(t, config)
 
 	hostBin := ctx.ModuleForTests("bin", config.BuildOSTarget.String()).Description("install")
@@ -3823,7 +3808,10 @@
 func TestSanitizeMemtagHeap(t *testing.T) {
 	variant := "android_arm64_armv8-a"
 
-	result := ccFixtureFactory.Extend(prepareForTestWithMemtagHeap).RunTest(t)
+	result := android.GroupFixturePreparers(
+		prepareForCcTest,
+		prepareForTestWithMemtagHeap,
+	).RunTest(t)
 	ctx := result.TestContext
 
 	checkHasMemtagNote(t, ctx.ModuleForTests("default_test", variant), Sync)
@@ -3878,7 +3866,8 @@
 func TestSanitizeMemtagHeapWithSanitizeDevice(t *testing.T) {
 	variant := "android_arm64_armv8-a"
 
-	result := ccFixtureFactory.Extend(
+	result := android.GroupFixturePreparers(
+		prepareForCcTest,
 		prepareForTestWithMemtagHeap,
 		android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
 			variables.SanitizeDevice = []string{"memtag_heap"}
@@ -3938,7 +3927,8 @@
 func TestSanitizeMemtagHeapWithSanitizeDeviceDiag(t *testing.T) {
 	variant := "android_arm64_armv8-a"
 
-	result := ccFixtureFactory.Extend(
+	result := android.GroupFixturePreparers(
+		prepareForCcTest,
 		prepareForTestWithMemtagHeap,
 		android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
 			variables.SanitizeDevice = []string{"memtag_heap"}
diff --git a/cc/genrule_test.go b/cc/genrule_test.go
index fa0c6f2..45b343b 100644
--- a/cc/genrule_test.go
+++ b/cc/genrule_test.go
@@ -52,7 +52,7 @@
 					},
 				}
 			`
-	config := android.TestArchConfig(buildDir, nil, bp, fs)
+	config := android.TestArchConfig(t.TempDir(), nil, bp, fs)
 
 	ctx := testGenruleContext(config)
 
diff --git a/cc/library_test.go b/cc/library_test.go
index 49838b4..7975275 100644
--- a/cc/library_test.go
+++ b/cc/library_test.go
@@ -199,7 +199,7 @@
 			},
 		}
 	`
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.Platform_version_active_codenames = []string{"R"}
 	ctx := testCcWithConfig(t, config)
 
@@ -222,7 +222,7 @@
 			},
 		}
 	`
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.Platform_version_active_codenames = []string{"R"}
 	testCcErrorWithConfig(t, `"libfoo" .*: versions: not sorted`, config)
 }
diff --git a/cc/object.go b/cc/object.go
index abc3e83..ea8d7d3 100644
--- a/cc/object.go
+++ b/cc/object.go
@@ -53,8 +53,17 @@
 }
 
 func (handler *objectBazelHandler) generateBazelBuildActions(ctx android.ModuleContext, label string) bool {
-	// TODO(b/181794963): restore mixed builds once cc_object incompatibility resolved
-	return false
+	bazelCtx := ctx.Config().BazelContext
+	objPaths, ok := bazelCtx.GetOutputFiles(label, ctx.Arch().ArchType)
+	if ok {
+		if len(objPaths) != 1 {
+			ctx.ModuleErrorf("expected exactly one object file for '%s', but got %s", label, objPaths)
+			return false
+		}
+
+		handler.module.outputFile = android.OptionalPathForPath(android.PathForBazelOut(ctx, objPaths[0]))
+	}
+	return ok
 }
 
 type ObjectLinkerProperties struct {
@@ -106,6 +115,7 @@
 	Srcs               bazel.LabelListAttribute
 	Deps               bazel.LabelListAttribute
 	Copts              bazel.StringListAttribute
+	Asflags            []string
 	Local_include_dirs []string
 }
 
@@ -149,6 +159,7 @@
 	var copts bazel.StringListAttribute
 	var srcs bazel.LabelListAttribute
 	var localIncludeDirs []string
+	var asFlags []string
 	for _, props := range m.compiler.compilerProps() {
 		if baseCompilerProps, ok := props.(*BaseCompilerProperties); ok {
 			copts.Value = baseCompilerProps.Cflags
@@ -174,6 +185,23 @@
 		}
 	}
 
+	productVariableProps := android.ProductVariableProperties(ctx)
+	if props, exists := productVariableProps["Asflags"]; exists {
+		// TODO(b/183595873): consider deduplicating handling of product variable properties
+		for _, prop := range props {
+			flags, ok := prop.Property.([]string)
+			if !ok {
+				ctx.ModuleErrorf("Could not convert product variable asflag property")
+				return
+			}
+			// TODO(b/183595873) handle other product variable usages -- as selects?
+			if newFlags, subbed := bazel.TryVariableSubstitutions(flags, prop.ProductConfigVariable); subbed {
+				asFlags = append(asFlags, newFlags...)
+			}
+		}
+	}
+	// TODO(b/183595872) warn/error if we're not handling product variables
+
 	for arch, p := range m.GetArchProperties(&BaseCompilerProperties{}) {
 		if cProps, ok := p.(*BaseCompilerProperties); ok {
 			srcs.SetValueForArch(arch.Name, android.BazelLabelForModuleSrcExcludes(ctx, cProps.Srcs, cProps.Exclude_srcs))
@@ -185,6 +213,7 @@
 		Srcs:               srcs,
 		Deps:               deps,
 		Copts:              copts,
+		Asflags:            asFlags,
 		Local_include_dirs: localIncludeDirs,
 	}
 
diff --git a/cc/prebuilt_test.go b/cc/prebuilt_test.go
index f72371a..fa6dd87 100644
--- a/cc/prebuilt_test.go
+++ b/cc/prebuilt_test.go
@@ -22,14 +22,17 @@
 	"github.com/google/blueprint"
 )
 
-var prebuiltFixtureFactory = ccFixtureFactory.Extend(
+var prepareForPrebuiltTest = android.GroupFixturePreparers(
+	prepareForCcTest,
 	android.PrepareForTestWithAndroidMk,
 )
 
 func testPrebuilt(t *testing.T, bp string, fs android.MockFS, handlers ...android.FixturePreparer) *android.TestContext {
-	result := prebuiltFixtureFactory.Extend(
+	result := android.GroupFixturePreparers(
+		prepareForPrebuiltTest,
 		fs.AddToFixture(),
-	).Extend(handlers...).RunTestWithBp(t, bp)
+		android.GroupFixturePreparers(handlers...),
+	).RunTestWithBp(t, bp)
 
 	return result.TestContext
 }
diff --git a/cc/vendor_snapshot_test.go b/cc/vendor_snapshot_test.go
index 0833277..8d13ceb 100644
--- a/cc/vendor_snapshot_test.go
+++ b/cc/vendor_snapshot_test.go
@@ -86,7 +86,7 @@
 		symbol_file: "",
 	}
 `
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := testCcWithConfig(t, config)
@@ -94,7 +94,7 @@
 	// Check Vendor snapshot output.
 
 	snapshotDir := "vendor-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 	snapshotSingleton := ctx.SingletonForTests("vendor-snapshot")
 
 	var jsonFiles []string
@@ -212,7 +212,7 @@
 		nocrt: true,
 	}
 `
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	config.TestProductVariables.DirectedVendorSnapshot = true
@@ -224,7 +224,7 @@
 	// Check Vendor snapshot output.
 
 	snapshotDir := "vendor-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 	snapshotSingleton := ctx.SingletonForTests("vendor-snapshot")
 
 	var includeJsonFiles []string
@@ -516,7 +516,7 @@
 		"vndk/libvndk.so":              nil,
 	}
 
-	config := TestConfig(buildDir, android.Android, nil, "", mockFS)
+	config := TestConfig(t.TempDir(), android.Android, nil, "", mockFS)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("BOARD")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := CreateTestContext(config)
@@ -628,7 +628,7 @@
 		},
 	}
 `
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("BOARD")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := testCcWithConfig(t, config)
@@ -707,7 +707,7 @@
 		"device/vendor.cpp":     nil,
 	}
 
-	config := TestConfig(buildDir, android.Android, nil, "", mockFS)
+	config := TestConfig(t.TempDir(), android.Android, nil, "", mockFS)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := CreateTestContext(config)
@@ -730,7 +730,7 @@
 	// Verify the content of the vendor snapshot.
 
 	snapshotDir := "vendor-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 	snapshotSingleton := ctx.SingletonForTests("vendor-snapshot")
 
 	var includeJsonFiles []string
@@ -799,7 +799,7 @@
 		"device/vendor.cpp": nil,
 	}
 
-	config := TestConfig(buildDir, android.Android, nil, "", mockFS)
+	config := TestConfig(t.TempDir(), android.Android, nil, "", mockFS)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := CreateTestContext(config)
@@ -873,7 +873,7 @@
 		recovery_available: true,
 	}
 `
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.RecoverySnapshotVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := testCcWithConfig(t, config)
@@ -881,7 +881,7 @@
 	// Check Recovery snapshot output.
 
 	snapshotDir := "recovery-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 	snapshotSingleton := ctx.SingletonForTests("recovery-snapshot")
 
 	var jsonFiles []string
@@ -991,7 +991,7 @@
 		"device/recovery.cpp":   nil,
 	}
 
-	config := TestConfig(buildDir, android.Android, nil, "", mockFS)
+	config := TestConfig(t.TempDir(), android.Android, nil, "", mockFS)
 	config.TestProductVariables.RecoverySnapshotVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
 	ctx := CreateTestContext(config)
@@ -1014,7 +1014,7 @@
 	// Verify the content of the recovery snapshot.
 
 	snapshotDir := "recovery-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 	snapshotSingleton := ctx.SingletonForTests("recovery-snapshot")
 
 	var includeJsonFiles []string
@@ -1091,7 +1091,7 @@
 		nocrt: true,
 	}
 `
-	config := TestConfig(buildDir, android.Android, nil, bp, nil)
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
 	config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
 	config.TestProductVariables.RecoverySnapshotVersion = StringPtr("current")
 	config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
@@ -1104,7 +1104,7 @@
 	// Check recovery snapshot output.
 
 	snapshotDir := "recovery-snapshot"
-	snapshotVariantPath := filepath.Join(buildDir, snapshotDir, "arm64")
+	snapshotVariantPath := filepath.Join("out/soong", snapshotDir, "arm64")
 	snapshotSingleton := ctx.SingletonForTests("recovery-snapshot")
 
 	var includeJsonFiles []string
diff --git a/cmd/sbox/sbox.go b/cmd/sbox/sbox.go
index fcc80a9..7bd0868 100644
--- a/cmd/sbox/sbox.go
+++ b/cmd/sbox/sbox.go
@@ -387,6 +387,14 @@
 	}
 	defer in.Close()
 
+	// Remove the target before copying.  In most cases the file won't exist, but if there are
+	// duplicate copy rules for a file and the source file was read-only the second copy could
+	// fail.
+	err = os.Remove(to)
+	if err != nil && !os.IsNotExist(err) {
+		return err
+	}
+
 	out, err := os.Create(to)
 	if err != nil {
 		return err
diff --git a/filesystem/logical_partition.go b/filesystem/logical_partition.go
index 20d9622..dbbc1d8 100644
--- a/filesystem/logical_partition.go
+++ b/filesystem/logical_partition.go
@@ -43,6 +43,10 @@
 	// Total size of the logical partition
 	Size *string
 
+	// List of partitions for default group. Default group has no size limit and automatically
+	// minimized when creating an image.
+	Default_group []partitionProperties
+
 	// List of groups. A group defines a fixed sized region. It can host one or more logical
 	// partitions and their total size is limited by the size of the group they are in.
 	Groups []groupProperties
@@ -52,7 +56,7 @@
 }
 
 type groupProperties struct {
-	// Name of the partition group
+	// Name of the partition group. Can't be "default"; use default_group instead.
 	Name *string
 
 	// Size of the partition group
@@ -92,8 +96,9 @@
 	// Sparse the filesystem images and calculate their sizes
 	sparseImages := make(map[string]android.OutputPath)
 	sparseImageSizes := make(map[string]android.OutputPath)
-	for _, group := range l.properties.Groups {
-		for _, part := range group.Partitions {
+
+	sparsePartitions := func(partitions []partitionProperties) {
+		for _, part := range partitions {
 			sparseImg, sizeTxt := sparseFilesystem(ctx, part, builder)
 			pName := proptools.String(part.Name)
 			sparseImages[pName] = sparseImg
@@ -101,6 +106,12 @@
 		}
 	}
 
+	for _, group := range l.properties.Groups {
+		sparsePartitions(group.Partitions)
+	}
+
+	sparsePartitions(l.properties.Default_group)
+
 	cmd := builder.Command().BuiltTool("lpmake")
 
 	size := proptools.String(l.properties.Size)
@@ -123,10 +134,32 @@
 	groupNames := make(map[string]bool)
 	partitionNames := make(map[string]bool)
 
+	addPartitionsToGroup := func(partitions []partitionProperties, gName string) {
+		for _, part := range partitions {
+			pName := proptools.String(part.Name)
+			if pName == "" {
+				ctx.PropertyErrorf("groups.partitions.name", "must be set")
+			}
+			if _, ok := partitionNames[pName]; ok {
+				ctx.PropertyErrorf("groups.partitions.name", "already exists")
+			} else {
+				partitionNames[pName] = true
+			}
+			// Get size of the partition by reading the -size.txt file
+			pSize := fmt.Sprintf("$(cat %s)", sparseImageSizes[pName])
+			cmd.FlagWithArg("--partition=", fmt.Sprintf("%s:readonly:%s:%s", pName, pSize, gName))
+			cmd.FlagWithInput("--image="+pName+"=", sparseImages[pName])
+		}
+	}
+
+	addPartitionsToGroup(l.properties.Default_group, "default")
+
 	for _, group := range l.properties.Groups {
 		gName := proptools.String(group.Name)
 		if gName == "" {
 			ctx.PropertyErrorf("groups.name", "must be set")
+		} else if gName == "default" {
+			ctx.PropertyErrorf("groups.name", `can't use "default" as a group name. Use default_group instead`)
 		}
 		if _, ok := groupNames[gName]; ok {
 			ctx.PropertyErrorf("group.name", "already exists")
@@ -142,21 +175,7 @@
 		}
 		cmd.FlagWithArg("--group=", gName+":"+gSize)
 
-		for _, part := range group.Partitions {
-			pName := proptools.String(part.Name)
-			if pName == "" {
-				ctx.PropertyErrorf("groups.partitions.name", "must be set")
-			}
-			if _, ok := partitionNames[pName]; ok {
-				ctx.PropertyErrorf("groups.partitions.name", "already exists")
-			} else {
-				partitionNames[pName] = true
-			}
-			// Get size of the partition by reading the -size.txt file
-			pSize := fmt.Sprintf("$(cat %s)", sparseImageSizes[pName])
-			cmd.FlagWithArg("--partition=", fmt.Sprintf("%s:readonly:%s:%s", pName, pSize, gName))
-			cmd.FlagWithInput("--image="+pName+"=", sparseImages[pName])
-		}
+		addPartitionsToGroup(group.Partitions, gName)
 	}
 
 	l.output = android.PathForModuleOut(ctx, l.installFileName()).OutputPath
diff --git a/java/java.go b/java/java.go
index 9786947..70ad879 100644
--- a/java/java.go
+++ b/java/java.go
@@ -33,12 +33,12 @@
 )
 
 func init() {
-	RegisterJavaBuildComponents(android.InitRegistrationContext)
+	registerJavaBuildComponents(android.InitRegistrationContext)
 
 	RegisterJavaSdkMemberTypes()
 }
 
-func RegisterJavaBuildComponents(ctx android.RegistrationContext) {
+func registerJavaBuildComponents(ctx android.RegistrationContext) {
 	ctx.RegisterModuleType("java_defaults", DefaultsFactory)
 
 	ctx.RegisterModuleType("java_library", LibraryFactory)
diff --git a/java/java_test.go b/java/java_test.go
index d1d26ba..fdf7579 100644
--- a/java/java_test.go
+++ b/java/java_test.go
@@ -74,23 +74,6 @@
 	return result.TestContext, result.Config
 }
 
-// testJavaErrorWithConfig is a legacy way of running tests of java modules that expect errors.
-//
-// See testJava for an explanation as to how to stop using this deprecated method.
-//
-// deprecated
-func testJavaErrorWithConfig(t *testing.T, pattern string, config android.Config) (*android.TestContext, android.Config) {
-	t.Helper()
-	// This must be done on the supplied config and not as part of the fixture because any changes to
-	// the fixture's config will be ignored when RunTestWithConfig replaces it.
-	pathCtx := android.PathContextForTesting(config)
-	dexpreopt.SetTestGlobalConfig(config, dexpreopt.GlobalConfigForTests(pathCtx))
-	result := prepareForJavaTest.
-		ExtendWithErrorHandler(android.FixtureExpectsAtLeastOneErrorMatchingPattern(pattern)).
-		RunTestWithConfig(t, config)
-	return result.TestContext, result.Config
-}
-
 // testJavaWithFS runs tests using the prepareForJavaTest
 //
 // See testJava for an explanation as to how to stop using this deprecated method.
@@ -845,7 +828,12 @@
 			if expectedErrorPattern != "" {
 				errorHandler = android.FixtureExpectsAtLeastOneErrorMatchingPattern(expectedErrorPattern)
 			}
-			prepareForJavaTest.ExtendWithErrorHandler(errorHandler).RunTest(t, createPreparer(info))
+			android.GroupFixturePreparers(
+				prepareForJavaTest,
+				createPreparer(info),
+			).
+				ExtendWithErrorHandler(errorHandler).
+				RunTest(t)
 		})
 	}
 
diff --git a/java/system_modules_test.go b/java/system_modules_test.go
index 120bbf7..7b5a386 100644
--- a/java/system_modules_test.go
+++ b/java/system_modules_test.go
@@ -50,7 +50,7 @@
 `)
 
 func TestJavaSystemModules(t *testing.T) {
-	result := prepareForJavaTest.RunTest(t, addSourceSystemModules)
+	result := android.GroupFixturePreparers(prepareForJavaTest, addSourceSystemModules).RunTest(t)
 
 	// check the existence of the source module
 	sourceSystemModules := result.ModuleForTests("system-modules", "android_common")
@@ -77,7 +77,7 @@
 `)
 
 func TestJavaSystemModulesImport(t *testing.T) {
-	result := prepareForJavaTest.RunTest(t, addPrebuiltSystemModules)
+	result := android.GroupFixturePreparers(prepareForJavaTest, addPrebuiltSystemModules).RunTest(t)
 
 	// check the existence of the renamed prebuilt module
 	prebuiltSystemModules := result.ModuleForTests("system-modules", "android_common")
@@ -89,10 +89,11 @@
 }
 
 func TestJavaSystemModulesMixSourceAndPrebuilt(t *testing.T) {
-	result := prepareForJavaTest.RunTest(t,
+	result := android.GroupFixturePreparers(
+		prepareForJavaTest,
 		addSourceSystemModules,
 		addPrebuiltSystemModules,
-	)
+	).RunTest(t)
 
 	// check the existence of the source module
 	sourceSystemModules := result.ModuleForTests("system-modules", "android_common")
diff --git a/java/testing.go b/java/testing.go
index 221ceb1..1113af7 100644
--- a/java/testing.go
+++ b/java/testing.go
@@ -160,28 +160,6 @@
 	)
 }
 
-func TestConfig(buildDir string, env map[string]string, bp string, fs map[string][]byte) android.Config {
-	bp += GatherRequiredDepsForTest()
-
-	mockFS := android.MockFS{}
-
-	cc.GatherRequiredFilesForTest(mockFS)
-
-	for k, v := range fs {
-		mockFS[k] = v
-	}
-
-	if env == nil {
-		env = make(map[string]string)
-	}
-	if env["ANDROID_JAVA8_HOME"] == "" {
-		env["ANDROID_JAVA8_HOME"] = "jdk8"
-	}
-	config := android.TestArchConfig(buildDir, env, bp, mockFS)
-
-	return config
-}
-
 func prebuiltApisFilesForLibs(apiLevels []string, sdkLibs []string) map[string][]byte {
 	fs := make(map[string][]byte)
 	for _, level := range apiLevels {
@@ -200,19 +178,6 @@
 	return fs
 }
 
-// Register build components provided by this package that are needed by tests.
-//
-// In particular this must register all the components that are used in the `Android.bp` snippet
-// returned by GatherRequiredDepsForTest()
-//
-// deprecated: Use test fixtures instead, e.g. PrepareForTestWithJavaBuildComponents
-func RegisterRequiredBuildComponentsForTest(ctx android.RegistrationContext) {
-	registerRequiredBuildComponentsForTest(ctx)
-
-	// Make sure that any tool related module types needed by dexpreopt have been registered.
-	dexpreopt.RegisterToolModulesForTest(ctx)
-}
-
 // registerRequiredBuildComponentsForTest registers the build components used by
 // PrepareForTestWithJavaDefaultModules.
 //
@@ -228,7 +193,7 @@
 	RegisterDexpreoptBootJarsComponents(ctx)
 	RegisterDocsBuildComponents(ctx)
 	RegisterGenRuleBuildComponents(ctx)
-	RegisterJavaBuildComponents(ctx)
+	registerJavaBuildComponents(ctx)
 	RegisterPrebuiltApisBuildComponents(ctx)
 	RegisterRuntimeResourceOverlayBuildComponents(ctx)
 	RegisterSdkLibraryBuildComponents(ctx)
@@ -236,23 +201,6 @@
 	RegisterSystemModulesBuildComponents(ctx)
 }
 
-// Gather the module definitions needed by tests that depend upon code from this package.
-//
-// Returns an `Android.bp` snippet that defines the modules that are needed by this package.
-//
-// deprecated: Use test fixtures instead, e.g. PrepareForTestWithJavaDefaultModules
-func GatherRequiredDepsForTest() string {
-	bp := gatherRequiredDepsForTest()
-
-	// For class loader context and <uses-library> tests.
-	bp += dexpreopt.CompatLibDefinitionsForTest()
-
-	// Make sure that any tools needed for dexpreopting are defined.
-	bp += dexpreopt.BpToolModulesForTest()
-
-	return bp
-}
-
 // gatherRequiredDepsForTest gathers the module definitions used by
 // PrepareForTestWithJavaDefaultModules.
 //
diff --git a/scripts/build-mainline-modules.sh b/scripts/build-mainline-modules.sh
index 18174a4..30cb937 100755
--- a/scripts/build-mainline-modules.sh
+++ b/scripts/build-mainline-modules.sh
@@ -27,7 +27,6 @@
   platform-mainline-test-exports
   runtime-module-host-exports
   runtime-module-sdk
-  stats-log-api-gen-exports
   statsd-module-sdk
   statsd-module-sdk-for-art
   tzdata-module-test-exports
diff --git a/sdk/testing.go b/sdk/testing.go
index 44970f7..9465e13 100644
--- a/sdk/testing.go
+++ b/sdk/testing.go
@@ -95,7 +95,10 @@
 
 func testSdkWithFs(t *testing.T, bp string, fs android.MockFS) *android.TestResult {
 	t.Helper()
-	return prepareForSdkTest.RunTest(t, fs.AddToFixture(), android.FixtureWithRootAndroidBp(bp))
+	return android.GroupFixturePreparers(
+		prepareForSdkTest,
+		fs.AddToFixture(),
+	).RunTestWithBp(t, bp)
 }
 
 func testSdkError(t *testing.T, pattern, bp string) {