Merge "Rename generate proto config file to match classpath type."
diff --git a/android/bazel.go b/android/bazel.go
index 2d4755f..ef770bf 100644
--- a/android/bazel.go
+++ b/android/bazel.go
@@ -138,7 +138,6 @@
 		// e.g. ERROR: Analysis of target '@soong_injection//mixed_builds:buildroot' failed
 		"external/bazelbuild-rules_android":/* recursive = */ true,
 
-		"prebuilts/clang/host/linux-x86":/* recursive = */ false,
 		"prebuilts/sdk":/* recursive = */ false,
 		"prebuilts/sdk/tools":/* recursive = */ false,
 	}
@@ -155,6 +154,7 @@
 		"external/fmtlib":                 Bp2BuildDefaultTrueRecursively,
 		"external/arm-optimized-routines": Bp2BuildDefaultTrueRecursively,
 		"external/scudo":                  Bp2BuildDefaultTrueRecursively,
+		"prebuilts/clang/host/linux-x86":  Bp2BuildDefaultTrueRecursively,
 	}
 
 	// Per-module denylist to always opt modules out of both bp2build and mixed builds.
@@ -220,19 +220,16 @@
 	// Per-module denylist to opt modules out of mixed builds. Such modules will
 	// still be generated via bp2build.
 	mixedBuildsDisabledList = []string{
-		"libc_bionic_ndk",                  // cparsons@ cc_library_static, depends on //bionic/libc:libsystemproperties
 		"libc_common",                      // cparsons@ cc_library_static, depends on //bionic/libc:libc_nopthread
 		"libc_common_static",               // cparsons@ cc_library_static, depends on //bionic/libc:libc_common
 		"libc_common_shared",               // cparsons@ cc_library_static, depends on //bionic/libc:libc_common
 		"libc_netbsd",                      // lberki@, cc_library_static, version script assignment of 'LIBC_PRIVATE' to symbol 'SHA1Final' failed: symbol not defined
-		"libc_nopthread",                   // cparsons@ cc_library_static, depends on //bionic/libc:libc_bionic_ndk
+		"libc_nopthread",                   // cparsons@ cc_library_static, version script assignment of 'LIBC' to symbol 'memcmp' failed: symbol not defined
 		"libc_openbsd",                     // ruperts@, cc_library_static, OK for bp2build but error: duplicate symbol: strcpy for mixed builds
-		"libsystemproperties",              // cparsons@, cc_library_static, wrong include paths
-		"libpropertyinfoparser",            // cparsons@, cc_library_static, wrong include paths
 		"libarm-optimized-routines-string", // jingwen@, cc_library_static, OK for bp2build but b/186615213 (asflags not handled in  bp2build), version script assignment of 'LIBC' to symbol 'memcmp' failed: symbol not defined (also for memrchr, strnlen)
 		"fmtlib_ndk",                       // http://b/187040371, cc_library_static, OK for bp2build but format-inl.h:11:10: fatal error: 'cassert' file not found for mixed builds
 		"libc_nomalloc",                    // cc_library_static, OK for bp2build but ld.lld: error: undefined symbol: pthread_mutex_lock (and others)
-    }
+	}
 
 	// Used for quicker lookups
 	bp2buildModuleDoNotConvert  = map[string]bool{}
diff --git a/android/defaults.go b/android/defaults.go
index aacfbac..be80cf1 100644
--- a/android/defaults.go
+++ b/android/defaults.go
@@ -104,6 +104,7 @@
 	EarlyModuleContext
 
 	CreateModule(ModuleFactory, ...interface{}) Module
+	AddMissingDependencies(missingDeps []string)
 }
 
 type DefaultableHook func(ctx DefaultableHookContext)
diff --git a/android/variable.go b/android/variable.go
index 672576a..cf74933 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -467,7 +467,7 @@
 
 // ProductVariableProperties returns a ProductConfigProperties containing only the properties which
 // have been set for the module in the given context.
-func ProductVariableProperties(ctx ProductConfigContext) ProductConfigProperties {
+func ProductVariableProperties(ctx BaseMutatorContext) ProductConfigProperties {
 	module := ctx.Module()
 	moduleBase := module.base()
 
@@ -477,7 +477,28 @@
 		return productConfigProperties
 	}
 
-	variableValues := reflect.ValueOf(moduleBase.variableProperties).Elem().FieldByName("Product_variables")
+	productVariableValues(moduleBase.variableProperties, "", &productConfigProperties)
+
+	for arch, targetProps := range moduleBase.GetArchProperties(ctx, moduleBase.variableProperties) {
+		// GetArchProperties is creating an instance of the requested type
+		// and productVariablesValues expects an interface, so no need to cast
+		productVariableValues(targetProps, arch.Name, &productConfigProperties)
+	}
+
+	for os, targetProps := range moduleBase.GetTargetProperties(ctx, moduleBase.variableProperties) {
+		// GetTargetProperties is creating an instance of the requested type
+		// and productVariablesValues expects an interface, so no need to cast
+		productVariableValues(targetProps, os.Name, &productConfigProperties)
+	}
+
+	return productConfigProperties
+}
+
+func productVariableValues(variableProps interface{}, suffix string, productConfigProperties *ProductConfigProperties) {
+	if suffix != "" {
+		suffix = "-" + suffix
+	}
+	variableValues := reflect.ValueOf(variableProps).Elem().FieldByName("Product_variables")
 	for i := 0; i < variableValues.NumField(); i++ {
 		variableValue := variableValues.Field(i)
 		// Check if any properties were set for the module
@@ -495,15 +516,13 @@
 
 			// e.g. Asflags, Cflags, Enabled, etc.
 			propertyName := variableValue.Type().Field(j).Name
-			productConfigProperties[propertyName] = append(productConfigProperties[propertyName],
+			(*productConfigProperties)[propertyName] = append((*productConfigProperties)[propertyName],
 				ProductConfigProperty{
-					ProductConfigVariable: productVariableName,
+					ProductConfigVariable: productVariableName + suffix,
 					Property:              property.Interface(),
 				})
 		}
 	}
-
-	return productConfigProperties
 }
 
 func VariableMutator(mctx BottomUpMutatorContext) {
diff --git a/apex/apex.go b/apex/apex.go
index da4f472..3448327 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -741,20 +741,22 @@
 		}
 	}
 
-	// For prebuilt_etc, use the first variant (64 on 64/32bit device, 32 on 32bit device)
-	// regardless of the TARGET_PREFER_* setting. See b/144532908
-	archForPrebuiltEtc := config.Arches()[0]
-	for _, arch := range config.Arches() {
-		// Prefer 64-bit arch if there is any
-		if arch.ArchType.Multilib == "lib64" {
-			archForPrebuiltEtc = arch
-			break
+	if prebuilts := a.properties.Prebuilts; len(prebuilts) > 0 {
+		// For prebuilt_etc, use the first variant (64 on 64/32bit device, 32 on 32bit device)
+		// regardless of the TARGET_PREFER_* setting. See b/144532908
+		archForPrebuiltEtc := config.Arches()[0]
+		for _, arch := range config.Arches() {
+			// Prefer 64-bit arch if there is any
+			if arch.ArchType.Multilib == "lib64" {
+				archForPrebuiltEtc = arch
+				break
+			}
 		}
+		ctx.AddFarVariationDependencies([]blueprint.Variation{
+			{Mutator: "os", Variation: ctx.Os().String()},
+			{Mutator: "arch", Variation: archForPrebuiltEtc.String()},
+		}, prebuiltTag, prebuilts...)
 	}
-	ctx.AddFarVariationDependencies([]blueprint.Variation{
-		{Mutator: "os", Variation: ctx.Os().String()},
-		{Mutator: "arch", Variation: archForPrebuiltEtc.String()},
-	}, prebuiltTag, a.properties.Prebuilts...)
 
 	// Common-arch dependencies come next
 	commonVariation := ctx.Config().AndroidCommonTarget.Variations()
diff --git a/apex/apex_test.go b/apex/apex_test.go
index 68182a7..364013f 100644
--- a/apex/apex_test.go
+++ b/apex/apex_test.go
@@ -7589,6 +7589,28 @@
 	}
 }
 
+func TestHostApexInHostOnlyBuild(t *testing.T) {
+	testApex(t, `
+		apex {
+			name: "myapex",
+			host_supported: true,
+			key: "myapex.key",
+			updatable: false,
+			payload_type: "zip",
+		}
+		apex_key {
+			name: "myapex.key",
+			public_key: "testkey.avbpubkey",
+			private_key: "testkey.pem",
+		}
+	`,
+		android.FixtureModifyConfig(func(config android.Config) {
+			// We may not have device targets in all builds, e.g. in
+			// prebuilts/build-tools/build-prebuilts.sh
+			config.Targets[android.Android] = []android.Target{}
+		}))
+}
+
 func TestMain(m *testing.M) {
 	os.Exit(m.Run())
 }
diff --git a/apex/bootclasspath_fragment_test.go b/apex/bootclasspath_fragment_test.go
index 02b4829..7aecff6 100644
--- a/apex/bootclasspath_fragment_test.go
+++ b/apex/bootclasspath_fragment_test.go
@@ -62,6 +62,7 @@
 		apex {
 			name: "com.android.art",
 			key: "com.android.art.key",
+			bootclasspath_fragments: ["art-bootclasspath-fragment"],
  			java_libs: [
 				"baz",
 				"quuz",
@@ -100,32 +101,12 @@
 				"com.android.art",
 			],
 		}
-
-		bootclasspath_fragment {
-			name: "framework-bootclasspath-fragment",
-			image_name: "boot",
-		}
 `,
 	)
 
-	// Make sure that the framework-bootclasspath-fragment is using the correct configuration.
-	checkBootclasspathFragment(t, result, "framework-bootclasspath-fragment", "platform:foo,platform:bar", `
-test_device/dex_bootjars/android/system/framework/arm/boot-foo.art
-test_device/dex_bootjars/android/system/framework/arm/boot-foo.oat
-test_device/dex_bootjars/android/system/framework/arm/boot-foo.vdex
-test_device/dex_bootjars/android/system/framework/arm/boot-bar.art
-test_device/dex_bootjars/android/system/framework/arm/boot-bar.oat
-test_device/dex_bootjars/android/system/framework/arm/boot-bar.vdex
-test_device/dex_bootjars/android/system/framework/arm64/boot-foo.art
-test_device/dex_bootjars/android/system/framework/arm64/boot-foo.oat
-test_device/dex_bootjars/android/system/framework/arm64/boot-foo.vdex
-test_device/dex_bootjars/android/system/framework/arm64/boot-bar.art
-test_device/dex_bootjars/android/system/framework/arm64/boot-bar.oat
-test_device/dex_bootjars/android/system/framework/arm64/boot-bar.vdex
-`)
-
 	// Make sure that the art-bootclasspath-fragment is using the correct configuration.
-	checkBootclasspathFragment(t, result, "art-bootclasspath-fragment", "com.android.art:baz,com.android.art:quuz", `
+	checkBootclasspathFragment(t, result, "art-bootclasspath-fragment", "android_common_apex10000",
+		"com.android.art:baz,com.android.art:quuz", `
 test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.art
 test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.oat
 test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.vdex
@@ -141,10 +122,132 @@
 `)
 }
 
-func checkBootclasspathFragment(t *testing.T, result *android.TestResult, moduleName string, expectedConfiguredModules string, expectedBootclasspathFragmentFiles string) {
+func TestBootclasspathFragments_FragmentDependency(t *testing.T) {
+	result := android.GroupFixturePreparers(
+		prepareForTestWithBootclasspathFragment,
+		// Configure some libraries in the art bootclasspath_fragment and platform_bootclasspath.
+		java.FixtureConfigureBootJars("com.android.art:baz", "com.android.art:quuz", "platform:foo", "platform:bar"),
+		prepareForTestWithArtApex,
+
+		java.PrepareForTestWithJavaSdkLibraryFiles,
+		java.FixtureWithLastReleaseApis("foo", "baz"),
+	).RunTestWithBp(t, `
+		java_sdk_library {
+			name: "foo",
+			srcs: ["b.java"],
+			shared_library: false,
+			public: {
+				enabled: true,
+			},
+			system: {
+				enabled: true,
+			},
+		}
+
+		java_library {
+			name: "bar",
+			srcs: ["b.java"],
+			installable: true,
+		}
+
+		apex {
+			name: "com.android.art",
+			key: "com.android.art.key",
+			bootclasspath_fragments: ["art-bootclasspath-fragment"],
+			updatable: false,
+		}
+
+		apex_key {
+			name: "com.android.art.key",
+			public_key: "com.android.art.avbpubkey",
+			private_key: "com.android.art.pem",
+		}
+
+		java_sdk_library {
+			name: "baz",
+			apex_available: [
+				"com.android.art",
+			],
+			srcs: ["b.java"],
+			shared_library: false,
+			public: {
+				enabled: true,
+			},
+			system: {
+				enabled: true,
+			},
+			test: {
+				enabled: true,
+			},
+		}
+
+		java_library {
+			name: "quuz",
+			apex_available: [
+				"com.android.art",
+			],
+			srcs: ["b.java"],
+			compile_dex: true,
+		}
+
+		bootclasspath_fragment {
+			name: "art-bootclasspath-fragment",
+			image_name: "art",
+			// Must match the "com.android.art:" entries passed to FixtureConfigureBootJars above.
+			contents: ["baz", "quuz"],
+			apex_available: [
+				"com.android.art",
+			],
+		}
+
+		bootclasspath_fragment {
+			name: "other-bootclasspath-fragment",
+			contents: ["foo", "bar"],
+			fragments: [
+					{
+							apex: "com.android.art",
+							module: "art-bootclasspath-fragment",
+					},
+			],
+		}
+`,
+	)
+
+	checkSdkKindStubs := func(message string, info java.HiddenAPIInfo, kind android.SdkKind, expectedPaths ...string) {
+		t.Helper()
+		android.AssertPathsRelativeToTopEquals(t, fmt.Sprintf("%s %s", message, kind), expectedPaths, info.TransitiveStubDexJarsByKind[kind])
+	}
+
+	// Check stub dex paths exported by art.
+	artFragment := result.Module("art-bootclasspath-fragment", "android_common")
+	artInfo := result.ModuleProvider(artFragment, java.HiddenAPIInfoProvider).(java.HiddenAPIInfo)
+
+	bazPublicStubs := "out/soong/.intermediates/baz.stubs/android_common/dex/baz.stubs.jar"
+	bazSystemStubs := "out/soong/.intermediates/baz.stubs.system/android_common/dex/baz.stubs.system.jar"
+	bazTestStubs := "out/soong/.intermediates/baz.stubs.test/android_common/dex/baz.stubs.test.jar"
+
+	checkSdkKindStubs("art", artInfo, android.SdkPublic, bazPublicStubs)
+	checkSdkKindStubs("art", artInfo, android.SdkSystem, bazSystemStubs)
+	checkSdkKindStubs("art", artInfo, android.SdkTest, bazTestStubs)
+	checkSdkKindStubs("art", artInfo, android.SdkCorePlatform)
+
+	// Check stub dex paths exported by other.
+	otherFragment := result.Module("other-bootclasspath-fragment", "android_common")
+	otherInfo := result.ModuleProvider(otherFragment, java.HiddenAPIInfoProvider).(java.HiddenAPIInfo)
+
+	fooPublicStubs := "out/soong/.intermediates/foo.stubs/android_common/dex/foo.stubs.jar"
+	fooSystemStubs := "out/soong/.intermediates/foo.stubs.system/android_common/dex/foo.stubs.system.jar"
+
+	checkSdkKindStubs("other", otherInfo, android.SdkPublic, bazPublicStubs, fooPublicStubs)
+	checkSdkKindStubs("other", otherInfo, android.SdkSystem, bazSystemStubs, fooSystemStubs)
+	checkSdkKindStubs("other", otherInfo, android.SdkTest, bazTestStubs, fooSystemStubs)
+	checkSdkKindStubs("other", otherInfo, android.SdkCorePlatform)
+}
+
+func checkBootclasspathFragment(t *testing.T, result *android.TestResult, moduleName, variantName string, expectedConfiguredModules string, expectedBootclasspathFragmentFiles string) {
 	t.Helper()
 
-	bootclasspathFragment := result.ModuleForTests(moduleName, "android_common").Module().(*java.BootclasspathFragmentModule)
+	bootclasspathFragment := result.ModuleForTests(moduleName, variantName).Module().(*java.BootclasspathFragmentModule)
 
 	bootclasspathFragmentInfo := result.ModuleProvider(bootclasspathFragment, java.BootclasspathFragmentApexContentInfoProvider).(java.BootclasspathFragmentApexContentInfo)
 	modules := bootclasspathFragmentInfo.Modules()
@@ -522,8 +625,8 @@
 		android.AssertStringDoesContain(t, name+" apex copy command", copyCommands, expectedCopyCommand)
 	}
 
-	checkFragmentExportedDexJar("foo", "out/soong/.intermediates/foo/android_common_apex10000/hiddenapi/foo.jar")
-	checkFragmentExportedDexJar("bar", "out/soong/.intermediates/bar/android_common_apex10000/hiddenapi/bar.jar")
+	checkFragmentExportedDexJar("foo", "out/soong/.intermediates/mybootclasspathfragment/android_common_apex10000/hiddenapi-modular/encoded/foo.jar")
+	checkFragmentExportedDexJar("bar", "out/soong/.intermediates/mybootclasspathfragment/android_common_apex10000/hiddenapi-modular/encoded/bar.jar")
 }
 
 // TODO(b/177892522) - add test for host apex.
diff --git a/bazel/properties.go b/bazel/properties.go
index 3e778bb..84dca7e 100644
--- a/bazel/properties.go
+++ b/bazel/properties.go
@@ -19,6 +19,7 @@
 	"path/filepath"
 	"regexp"
 	"sort"
+	"strings"
 )
 
 // BazelTargetModuleProperties contain properties and metadata used for
@@ -200,6 +201,10 @@
 	// config variable default key in an Android.bp file, although there's no
 	// integration with Soong config variables (yet).
 	CONDITIONS_DEFAULT = "conditions_default"
+
+	ConditionsDefaultSelectKey = "//conditions:default"
+
+	productVariableBazelPackage = "//build/bazel/product_variables"
 )
 
 var (
@@ -215,7 +220,7 @@
 		ARCH_ARM64:         "//build/bazel/platforms/arch:arm64",
 		ARCH_X86:           "//build/bazel/platforms/arch:x86",
 		ARCH_X86_64:        "//build/bazel/platforms/arch:x86_64",
-		CONDITIONS_DEFAULT: "//conditions:default", // The default condition of as arch select map.
+		CONDITIONS_DEFAULT: ConditionsDefaultSelectKey, // The default condition of as arch select map.
 	}
 
 	// A map of target operating systems to the Bazel label of the
@@ -227,7 +232,7 @@
 		OS_LINUX:           "//build/bazel/platforms/os:linux",
 		OS_LINUX_BIONIC:    "//build/bazel/platforms/os:linux_bionic",
 		OS_WINDOWS:         "//build/bazel/platforms/os:windows",
-		CONDITIONS_DEFAULT: "//conditions:default", // The default condition of an os select map.
+		CONDITIONS_DEFAULT: ConditionsDefaultSelectKey, // The default condition of an os select map.
 	}
 )
 
@@ -435,6 +440,10 @@
 	// are generated in a select statement and appended to the non-os specific
 	// label list Value.
 	OsValues stringListOsValues
+
+	// list of product-variable string list values. Optional. if used, each will generate a select
+	// statement appended to the label list Value.
+	ProductValues []ProductVariableValues
 }
 
 // MakeStringListAttribute initializes a StringListAttribute with the non-arch specific value.
@@ -466,6 +475,18 @@
 	ConditionsDefault []string
 }
 
+// Product Variable values for StringListAttribute
+type ProductVariableValues struct {
+	ProductVariable string
+
+	Values []string
+}
+
+// SelectKey returns the appropriate select key for the receiving ProductVariableValues.
+func (p ProductVariableValues) SelectKey() string {
+	return fmt.Sprintf("%s:%s", productVariableBazelPackage, strings.ToLower(p.ProductVariable))
+}
+
 // HasConfigurableValues returns true if the attribute contains
 // architecture-specific string_list values.
 func (attrs StringListAttribute) HasConfigurableValues() bool {
@@ -480,7 +501,8 @@
 			return true
 		}
 	}
-	return false
+
+	return len(attrs.ProductValues) > 0
 }
 
 func (attrs *StringListAttribute) archValuePtrs() map[string]*[]string {
@@ -541,6 +563,12 @@
 	*v = value
 }
 
+func (attrs *StringListAttribute) SortedProductVariables() []ProductVariableValues {
+	vals := attrs.ProductValues[:]
+	sort.Slice(vals, func(i, j int) bool { return vals[i].ProductVariable < vals[j].ProductVariable })
+	return vals
+}
+
 // Append appends all values, including os and arch specific ones, from another
 // StringListAttribute to this StringListAttribute
 func (attrs *StringListAttribute) Append(other StringListAttribute) {
@@ -558,6 +586,21 @@
 		attrs.SetValueForOS(os, this)
 	}
 
+	productValues := make(map[string][]string, 0)
+	for _, pv := range attrs.ProductValues {
+		productValues[pv.ProductVariable] = pv.Values
+	}
+	for _, pv := range other.ProductValues {
+		productValues[pv.ProductVariable] = append(productValues[pv.ProductVariable], pv.Values...)
+	}
+	attrs.ProductValues = make([]ProductVariableValues, 0, len(productValues))
+	for pv, vals := range productValues {
+		attrs.ProductValues = append(attrs.ProductValues, ProductVariableValues{
+			ProductVariable: pv,
+			Values:          vals,
+		})
+	}
+
 	attrs.Value = append(attrs.Value, other.Value...)
 }
 
diff --git a/bp2build/build_conversion.go b/bp2build/build_conversion.go
index bddc524..7a73e18 100644
--- a/bp2build/build_conversion.go
+++ b/bp2build/build_conversion.go
@@ -19,6 +19,7 @@
 	"android/soong/bazel"
 	"fmt"
 	"reflect"
+	"sort"
 	"strings"
 
 	"github.com/google/blueprint"
@@ -34,6 +35,7 @@
 	content         string
 	ruleClass       string
 	bzlLoadLocation string
+	handcrafted     bool
 }
 
 // IsLoadedFromStarlark determines if the BazelTarget's rule class is loaded from a .bzl file,
@@ -45,12 +47,47 @@
 // BazelTargets is a typedef for a slice of BazelTarget objects.
 type BazelTargets []BazelTarget
 
+// HasHandcraftedTargetsreturns true if a set of bazel targets contain
+// handcrafted ones.
+func (targets BazelTargets) hasHandcraftedTargets() bool {
+	for _, target := range targets {
+		if target.handcrafted {
+			return true
+		}
+	}
+	return false
+}
+
+// sort a list of BazelTargets in-place, by name, and by generated/handcrafted types.
+func (targets BazelTargets) sort() {
+	sort.Slice(targets, func(i, j int) bool {
+		if targets[i].handcrafted != targets[j].handcrafted {
+			// Handcrafted targets will be generated after the bp2build generated targets.
+			return targets[j].handcrafted
+		}
+		// This will cover all bp2build generated targets.
+		return targets[i].name < targets[j].name
+	})
+}
+
 // String returns the string representation of BazelTargets, without load
 // statements (use LoadStatements for that), since the targets are usually not
 // adjacent to the load statements at the top of the BUILD file.
 func (targets BazelTargets) String() string {
 	var res string
 	for i, target := range targets {
+		// There is only at most 1 handcrafted "target", because its contents
+		// represent the entire BUILD file content from the tree. See
+		// build_conversion.go#getHandcraftedBuildContent for more information.
+		//
+		// Add a header to make it easy to debug where the handcrafted targets
+		// are in a generated BUILD file.
+		if target.handcrafted {
+			res += "# -----------------------------\n"
+			res += "# Section: Handcrafted targets. \n"
+			res += "# -----------------------------\n\n"
+		}
+
 		res += target.content
 		if i != len(targets)-1 {
 			res += "\n\n"
@@ -267,7 +304,8 @@
 	}
 	// TODO(b/181575318): once this is more targeted, we need to include name, rule class, etc
 	return BazelTarget{
-		content: c,
+		content:     c,
+		handcrafted: true,
 	}, nil
 }
 
@@ -294,6 +332,7 @@
 			targetName,
 			attributes,
 		),
+		handcrafted: false,
 	}
 }
 
diff --git a/bp2build/build_conversion_test.go b/bp2build/build_conversion_test.go
index 71660a8..b1c342c 100644
--- a/bp2build/build_conversion_test.go
+++ b/bp2build/build_conversion_test.go
@@ -1452,53 +1452,61 @@
 
 	dir := "."
 	for _, testCase := range testCases {
-		fs := make(map[string][]byte)
-		toParse := []string{
-			"Android.bp",
-		}
-		for f, content := range testCase.fs {
-			if strings.HasSuffix(f, "Android.bp") {
-				toParse = append(toParse, f)
+		t.Run(testCase.description, func(t *testing.T) {
+			fs := make(map[string][]byte)
+			toParse := []string{
+				"Android.bp",
 			}
-			fs[f] = []byte(content)
-		}
-		config := android.TestConfig(buildDir, nil, testCase.bp, fs)
-		ctx := android.NewTestContext(config)
-		ctx.RegisterModuleType(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestFactory)
-		for _, m := range testCase.depsMutators {
-			ctx.DepsBp2BuildMutators(m)
-		}
-		ctx.RegisterBp2BuildMutator(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestBp2BuildMutator)
-		ctx.RegisterForBazelConversion()
+			for f, content := range testCase.fs {
+				if strings.HasSuffix(f, "Android.bp") {
+					toParse = append(toParse, f)
+				}
+				fs[f] = []byte(content)
+			}
+			config := android.TestConfig(buildDir, nil, testCase.bp, fs)
+			ctx := android.NewTestContext(config)
+			ctx.RegisterModuleType(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestFactory)
+			for _, m := range testCase.depsMutators {
+				ctx.DepsBp2BuildMutators(m)
+			}
+			ctx.RegisterBp2BuildMutator(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestBp2BuildMutator)
+			ctx.RegisterForBazelConversion()
 
-		_, errs := ctx.ParseFileList(dir, toParse)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-		_, errs = ctx.ResolveDependencies(config)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
+			_, errs := ctx.ParseFileList(dir, toParse)
+			if errored(t, testCase.description, errs) {
+				return
+			}
+			_, errs = ctx.ResolveDependencies(config)
+			if errored(t, testCase.description, errs) {
+				return
+			}
 
-		checkDir := dir
-		if testCase.dir != "" {
-			checkDir = testCase.dir
-		}
-		bazelTargets := generateBazelTargetsForDir(NewCodegenContext(config, *ctx.Context, Bp2Build), checkDir)
-		if actualCount, expectedCount := len(bazelTargets), len(testCase.expectedBazelTargets); actualCount != expectedCount {
-			t.Errorf("%s: Expected %d bazel target, got %d\n%s", testCase.description, expectedCount, actualCount, bazelTargets)
-		} else {
+			checkDir := dir
+			if testCase.dir != "" {
+				checkDir = testCase.dir
+			}
+			bazelTargets := generateBazelTargetsForDir(NewCodegenContext(config, *ctx.Context, Bp2Build), checkDir)
+			bazelTargets.sort()
+			actualCount := len(bazelTargets)
+			expectedCount := len(testCase.expectedBazelTargets)
+			if actualCount != expectedCount {
+				t.Errorf("Expected %d bazel target, got %d\n%s", expectedCount, actualCount, bazelTargets)
+			}
+			if !strings.Contains(bazelTargets.String(), "Section: Handcrafted targets. ") {
+				t.Errorf("Expected string representation of bazelTargets to contain handcrafted section header.")
+			}
 			for i, target := range bazelTargets {
-				if w, g := testCase.expectedBazelTargets[i], target.content; w != g {
+				actualContent := target.content
+				expectedContent := testCase.expectedBazelTargets[i]
+				if expectedContent != actualContent {
 					t.Errorf(
-						"%s: Expected generated Bazel target to be '%s', got '%s'",
-						testCase.description,
-						w,
-						g,
+						"Expected generated Bazel target to be '%s', got '%s'",
+						expectedContent,
+						actualContent,
 					)
 				}
 			}
-		}
+		})
 	}
 }
 
diff --git a/bp2build/cc_library_conversion_test.go b/bp2build/cc_library_conversion_test.go
index a1ffabc..0a72937 100644
--- a/bp2build/cc_library_conversion_test.go
+++ b/bp2build/cc_library_conversion_test.go
@@ -40,43 +40,98 @@
 }`
 )
 
-func TestCcLibraryBp2Build(t *testing.T) {
-	testCases := []struct {
-		description                        string
-		moduleTypeUnderTest                string
-		moduleTypeUnderTestFactory         android.ModuleFactory
-		moduleTypeUnderTestBp2BuildMutator func(android.TopDownMutatorContext)
-		bp                                 string
-		expectedBazelTargets               []string
-		filesystem                         map[string]string
-		dir                                string
-		depsMutators                       []android.RegisterMutatorFunc
-	}{
-		{
-			description:                        "cc_library - simple example",
-			moduleTypeUnderTest:                "cc_library",
-			moduleTypeUnderTestFactory:         cc.LibraryFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
-			filesystem: map[string]string{
-				"android.cpp": "",
-				"darwin.cpp":  "",
-				// Refer to cc.headerExts for the supported header extensions in Soong.
-				"header.h":         "",
-				"header.hh":        "",
-				"header.hpp":       "",
-				"header.hxx":       "",
-				"header.h++":       "",
-				"header.inl":       "",
-				"header.inc":       "",
-				"header.ipp":       "",
-				"header.h.generic": "",
-				"impl.cpp":         "",
-				"linux.cpp":        "",
-				"x86.cpp":          "",
-				"x86_64.cpp":       "",
-				"foo-dir/a.h":      "",
-			},
-			bp: soongCcLibraryPreamble + `
+func runCcLibraryTestCase(t *testing.T, tc bp2buildTestCase) {
+	runBp2BuildTestCase(t, registerCcLibraryModuleTypes, tc)
+}
+
+func registerCcLibraryModuleTypes(ctx android.RegistrationContext) {
+	cc.RegisterCCBuildComponents(ctx)
+	ctx.RegisterModuleType("cc_library_static", cc.LibraryStaticFactory)
+	ctx.RegisterModuleType("toolchain_library", cc.ToolchainLibraryFactory)
+	ctx.RegisterModuleType("cc_library_headers", cc.LibraryHeaderFactory)
+}
+
+func runBp2BuildTestCase(t *testing.T, registerModuleTypes func(ctx android.RegistrationContext), tc bp2buildTestCase) {
+	dir := "."
+	filesystem := make(map[string][]byte)
+	toParse := []string{
+		"Android.bp",
+	}
+	for f, content := range tc.filesystem {
+		if strings.HasSuffix(f, "Android.bp") {
+			toParse = append(toParse, f)
+		}
+		filesystem[f] = []byte(content)
+	}
+	config := android.TestConfig(buildDir, nil, tc.blueprint, filesystem)
+	ctx := android.NewTestContext(config)
+
+	registerModuleTypes(ctx)
+	ctx.RegisterModuleType(tc.moduleTypeUnderTest, tc.moduleTypeUnderTestFactory)
+	ctx.RegisterBp2BuildConfig(bp2buildConfig)
+	for _, m := range tc.depsMutators {
+		ctx.DepsBp2BuildMutators(m)
+	}
+	ctx.RegisterBp2BuildMutator(tc.moduleTypeUnderTest, tc.moduleTypeUnderTestBp2BuildMutator)
+	ctx.RegisterForBazelConversion()
+
+	_, errs := ctx.ParseFileList(dir, toParse)
+	if errored(t, tc.description, errs) {
+		return
+	}
+	_, errs = ctx.ResolveDependencies(config)
+	if errored(t, tc.description, errs) {
+		return
+	}
+
+	checkDir := dir
+	if tc.dir != "" {
+		checkDir = tc.dir
+	}
+	codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
+	bazelTargets := generateBazelTargetsForDir(codegenCtx, checkDir)
+	if actualCount, expectedCount := len(bazelTargets), len(tc.expectedBazelTargets); actualCount != expectedCount {
+		t.Errorf("%s: Expected %d bazel target, got %d", tc.description, expectedCount, actualCount)
+	} else {
+		for i, target := range bazelTargets {
+			if w, g := tc.expectedBazelTargets[i], target.content; w != g {
+				t.Errorf(
+					"%s: Expected generated Bazel target to be '%s', got '%s'",
+					tc.description,
+					w,
+					g,
+				)
+			}
+		}
+	}
+}
+
+func TestCcLibrarySimple(t *testing.T) {
+	runCcLibraryTestCase(t, bp2buildTestCase{
+		description:                        "cc_library - simple example",
+		moduleTypeUnderTest:                "cc_library",
+		moduleTypeUnderTestFactory:         cc.LibraryFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
+		filesystem: map[string]string{
+			"android.cpp": "",
+			"darwin.cpp":  "",
+			// Refer to cc.headerExts for the supported header extensions in Soong.
+			"header.h":         "",
+			"header.hh":        "",
+			"header.hpp":       "",
+			"header.hxx":       "",
+			"header.h++":       "",
+			"header.inl":       "",
+			"header.inc":       "",
+			"header.ipp":       "",
+			"header.h.generic": "",
+			"impl.cpp":         "",
+			"linux.cpp":        "",
+			"x86.cpp":          "",
+			"x86_64.cpp":       "",
+			"foo-dir/a.h":      "",
+		},
+		blueprint: soongCcLibraryPreamble + `
 cc_library_headers { name: "some-headers" }
 cc_library {
     name: "foo-lib",
@@ -108,14 +163,14 @@
     },
 }
 `,
-			expectedBazelTargets: []string{`cc_library(
+		expectedBazelTargets: []string{`cc_library(
     name = "foo-lib",
     copts = [
         "-Wall",
         "-I.",
         "-I$(BINDIR)/.",
     ],
-    deps = [":some-headers"],
+    implementation_deps = [":some-headers"],
     includes = ["foo-dir"],
     linkopts = ["-Wl,--exclude-libs=bar.a"] + select({
         "//build/bazel/platforms/arch:x86": ["-Wl,--exclude-libs=baz.a"],
@@ -132,21 +187,23 @@
         "//build/bazel/platforms/os:linux": ["linux.cpp"],
         "//conditions:default": [],
     }),
-)`},
+)`}})
+}
+
+func TestCcLibraryTrimmedLdAndroid(t *testing.T) {
+	runCcLibraryTestCase(t, bp2buildTestCase{
+		description:                        "cc_library - trimmed example of //bionic/linker:ld-android",
+		moduleTypeUnderTest:                "cc_library",
+		moduleTypeUnderTestFactory:         cc.LibraryFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
+		filesystem: map[string]string{
+			"ld-android.cpp":           "",
+			"linked_list.h":            "",
+			"linker.h":                 "",
+			"linker_block_allocator.h": "",
+			"linker_cfi.h":             "",
 		},
-		{
-			description:                        "cc_library - trimmed example of //bionic/linker:ld-android",
-			moduleTypeUnderTest:                "cc_library",
-			moduleTypeUnderTestFactory:         cc.LibraryFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
-			filesystem: map[string]string{
-				"ld-android.cpp":           "",
-				"linked_list.h":            "",
-				"linker.h":                 "",
-				"linker_block_allocator.h": "",
-				"linker_cfi.h":             "",
-			},
-			bp: soongCcLibraryPreamble + `
+		blueprint: soongCcLibraryPreamble + `
 cc_library_headers { name: "libc_headers" }
 cc_library {
     name: "fake-ld-android",
@@ -176,7 +233,7 @@
     },
 }
 `,
-			expectedBazelTargets: []string{`cc_library(
+		expectedBazelTargets: []string{`cc_library(
     name = "fake-ld-android",
     copts = [
         "-Wall",
@@ -186,7 +243,7 @@
         "-I.",
         "-I$(BINDIR)/.",
     ],
-    deps = [":libc_headers"],
+    implementation_deps = [":libc_headers"],
     linkopts = [
         "-Wl,--exclude-libs=libgcc.a",
         "-Wl,--exclude-libs=libgcc_stripped.a",
@@ -201,20 +258,23 @@
     }),
     srcs = ["ld_android.cpp"],
 )`},
-		},
-		{
-			description:                        "cc_library exclude_srcs - trimmed example of //external/arm-optimized-routines:libarm-optimized-routines-math",
-			moduleTypeUnderTest:                "cc_library",
-			moduleTypeUnderTestFactory:         cc.LibraryFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
-			dir:                                "external",
-			filesystem: map[string]string{
-				"external/math/cosf.c":      "",
-				"external/math/erf.c":       "",
-				"external/math/erf_data.c":  "",
-				"external/math/erff.c":      "",
-				"external/math/erff_data.c": "",
-				"external/Android.bp": `
+	})
+}
+
+func TestCcLibraryExcludeSrcs(t *testing.T) {
+	runCcLibraryTestCase(t, bp2buildTestCase{
+		description:                        "cc_library exclude_srcs - trimmed example of //external/arm-optimized-routines:libarm-optimized-routines-math",
+		moduleTypeUnderTest:                "cc_library",
+		moduleTypeUnderTestFactory:         cc.LibraryFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
+		dir:                                "external",
+		filesystem: map[string]string{
+			"external/math/cosf.c":      "",
+			"external/math/erf.c":       "",
+			"external/math/erf_data.c":  "",
+			"external/math/erff.c":      "",
+			"external/math/erff_data.c": "",
+			"external/Android.bp": `
 cc_library {
     name: "fake-libarm-optimized-routines-math",
     exclude_srcs: [
@@ -240,9 +300,9 @@
     bazel_module: { bp2build_available: true },
 }
 `,
-			},
-			bp: soongCcLibraryPreamble,
-			expectedBazelTargets: []string{`cc_library(
+		},
+		blueprint: soongCcLibraryPreamble,
+		expectedBazelTargets: []string{`cc_library(
     name = "fake-libarm-optimized-routines-math",
     copts = [
         "-Iexternal",
@@ -253,19 +313,22 @@
     }),
     srcs = ["math/cosf.c"],
 )`},
-		},
-		{
-			description:                        "cc_library shared/static props",
-			moduleTypeUnderTest:                "cc_library",
-			moduleTypeUnderTestFactory:         cc.LibraryFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			dir:                                "foo/bar",
-			filesystem: map[string]string{
-				"foo/bar/both.cpp":       "",
-				"foo/bar/sharedonly.cpp": "",
-				"foo/bar/staticonly.cpp": "",
-				"foo/bar/Android.bp": `
+	})
+}
+
+func TestCcLibrarySharedStaticProps(t *testing.T) {
+	runCcLibraryTestCase(t, bp2buildTestCase{
+		description:                        "cc_library shared/static props",
+		moduleTypeUnderTest:                "cc_library",
+		moduleTypeUnderTestFactory:         cc.LibraryFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		dir:                                "foo/bar",
+		filesystem: map[string]string{
+			"foo/bar/both.cpp":       "",
+			"foo/bar/sharedonly.cpp": "",
+			"foo/bar/staticonly.cpp": "",
+			"foo/bar/Android.bp": `
 cc_library {
     name: "a",
     srcs: ["both.cpp"],
@@ -308,19 +371,19 @@
 
 cc_library { name: "shared_dep_for_both" }
 `,
-			},
-			bp: soongCcLibraryPreamble,
-			expectedBazelTargets: []string{`cc_library(
+		},
+		blueprint: soongCcLibraryPreamble,
+		expectedBazelTargets: []string{`cc_library(
     name = "a",
     copts = [
         "bothflag",
         "-Ifoo/bar",
         "-I$(BINDIR)/foo/bar",
     ],
-    deps = [":static_dep_for_both"],
     dynamic_deps = [":shared_dep_for_both"],
     dynamic_deps_for_shared = [":shared_dep_for_shared"],
     dynamic_deps_for_static = [":shared_dep_for_static"],
+    implementation_deps = [":static_dep_for_both"],
     shared_copts = ["sharedflag"],
     shared_srcs = ["sharedonly.cpp"],
     srcs = ["both.cpp"],
@@ -332,16 +395,19 @@
     whole_archive_deps_for_shared = [":whole_static_lib_for_shared"],
     whole_archive_deps_for_static = [":whole_static_lib_for_static"],
 )`},
-		},
-		{
-			description:                        "cc_library non-configured version script",
-			moduleTypeUnderTest:                "cc_library",
-			moduleTypeUnderTestFactory:         cc.LibraryFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			dir:                                "foo/bar",
-			filesystem: map[string]string{
-				"foo/bar/Android.bp": `
+	})
+}
+
+func TestCcLibraryNonConfiguredVersionScript(t *testing.T) {
+	runCcLibraryTestCase(t, bp2buildTestCase{
+		description:                        "cc_library non-configured version script",
+		moduleTypeUnderTest:                "cc_library",
+		moduleTypeUnderTestFactory:         cc.LibraryFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		dir:                                "foo/bar",
+		filesystem: map[string]string{
+			"foo/bar/Android.bp": `
 cc_library {
     name: "a",
     srcs: ["a.cpp"],
@@ -349,9 +415,9 @@
     bazel_module: { bp2build_available: true },
 }
 `,
-			},
-			bp: soongCcLibraryPreamble,
-			expectedBazelTargets: []string{`cc_library(
+		},
+		blueprint: soongCcLibraryPreamble,
+		expectedBazelTargets: []string{`cc_library(
     name = "a",
     copts = [
         "-Ifoo/bar",
@@ -360,16 +426,19 @@
     srcs = ["a.cpp"],
     version_script = "v.map",
 )`},
-		},
-		{
-			description:                        "cc_library configured version script",
-			moduleTypeUnderTest:                "cc_library",
-			moduleTypeUnderTestFactory:         cc.LibraryFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			dir:                                "foo/bar",
-			filesystem: map[string]string{
-				"foo/bar/Android.bp": `
+	})
+}
+
+func TestCcLibraryConfiguredVersionScript(t *testing.T) {
+	runCcLibraryTestCase(t, bp2buildTestCase{
+		description:                        "cc_library configured version script",
+		moduleTypeUnderTest:                "cc_library",
+		moduleTypeUnderTestFactory:         cc.LibraryFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		dir:                                "foo/bar",
+		filesystem: map[string]string{
+			"foo/bar/Android.bp": `
 		cc_library {
 		   name: "a",
 		   srcs: ["a.cpp"],
@@ -385,9 +454,9 @@
 		   bazel_module: { bp2build_available: true },
 		}
 		`,
-			},
-			bp: soongCcLibraryPreamble,
-			expectedBazelTargets: []string{`cc_library(
+		},
+		blueprint: soongCcLibraryPreamble,
+		expectedBazelTargets: []string{`cc_library(
     name = "a",
     copts = [
         "-Ifoo/bar",
@@ -400,16 +469,19 @@
         "//conditions:default": None,
     }),
 )`},
-		},
-		{
-			description:                        "cc_library shared_libs",
-			moduleTypeUnderTest:                "cc_library",
-			moduleTypeUnderTestFactory:         cc.LibraryFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			dir:                                "foo/bar",
-			filesystem: map[string]string{
-				"foo/bar/Android.bp": `
+	})
+}
+
+func TestCcLibrarySharedLibs(t *testing.T) {
+	runCcLibraryTestCase(t, bp2buildTestCase{
+		description:                        "cc_library shared_libs",
+		moduleTypeUnderTest:                "cc_library",
+		moduleTypeUnderTestFactory:         cc.LibraryFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		dir:                                "foo/bar",
+		filesystem: map[string]string{
+			"foo/bar/Android.bp": `
 cc_library {
     name: "mylib",
     bazel_module: { bp2build_available: true },
@@ -421,9 +493,9 @@
     bazel_module: { bp2build_available: true },
 }
 `,
-			},
-			bp: soongCcLibraryPreamble,
-			expectedBazelTargets: []string{`cc_library(
+		},
+		blueprint: soongCcLibraryPreamble,
+		expectedBazelTargets: []string{`cc_library(
     name = "a",
     copts = [
         "-Ifoo/bar",
@@ -437,16 +509,19 @@
         "-I$(BINDIR)/foo/bar",
     ],
 )`},
-		},
-		{
-			description:                        "cc_library pack_relocations test",
-			moduleTypeUnderTest:                "cc_library",
-			moduleTypeUnderTestFactory:         cc.LibraryFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			dir:                                "foo/bar",
-			filesystem: map[string]string{
-				"foo/bar/Android.bp": `
+	})
+}
+
+func TestCcLibraryPackRelocations(t *testing.T) {
+	runCcLibraryTestCase(t, bp2buildTestCase{
+		description:                        "cc_library pack_relocations test",
+		moduleTypeUnderTest:                "cc_library",
+		moduleTypeUnderTestFactory:         cc.LibraryFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		dir:                                "foo/bar",
+		filesystem: map[string]string{
+			"foo/bar/Android.bp": `
 cc_library {
     name: "a",
     srcs: ["a.cpp"],
@@ -475,9 +550,9 @@
     },
     bazel_module: { bp2build_available: true },
 }`,
-			},
-			bp: soongCcLibraryPreamble,
-			expectedBazelTargets: []string{`cc_library(
+		},
+		blueprint: soongCcLibraryPreamble,
+		expectedBazelTargets: []string{`cc_library(
     name = "a",
     copts = [
         "-Ifoo/bar",
@@ -508,25 +583,28 @@
     }),
     srcs = ["c.cpp"],
 )`},
-		},
-		{
-			description:                        "cc_library spaces in copts",
-			moduleTypeUnderTest:                "cc_library",
-			moduleTypeUnderTestFactory:         cc.LibraryFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			dir:                                "foo/bar",
-			filesystem: map[string]string{
-				"foo/bar/Android.bp": `
+	})
+}
+
+func TestCcLibrarySpacesInCopts(t *testing.T) {
+	runCcLibraryTestCase(t, bp2buildTestCase{
+		description:                        "cc_library spaces in copts",
+		moduleTypeUnderTest:                "cc_library",
+		moduleTypeUnderTestFactory:         cc.LibraryFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		dir:                                "foo/bar",
+		filesystem: map[string]string{
+			"foo/bar/Android.bp": `
 cc_library {
     name: "a",
     cflags: ["-include header.h",],
     bazel_module: { bp2build_available: true },
 }
 `,
-			},
-			bp: soongCcLibraryPreamble,
-			expectedBazelTargets: []string{`cc_library(
+		},
+		blueprint: soongCcLibraryPreamble,
+		expectedBazelTargets: []string{`cc_library(
     name = "a",
     copts = [
         "-include",
@@ -535,16 +613,19 @@
         "-I$(BINDIR)/foo/bar",
     ],
 )`},
-		},
-		{
-			description:                        "cc_library cppflags goes into copts",
-			moduleTypeUnderTest:                "cc_library",
-			moduleTypeUnderTestFactory:         cc.LibraryFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			dir:                                "foo/bar",
-			filesystem: map[string]string{
-				"foo/bar/Android.bp": `cc_library {
+	})
+}
+
+func TestCcLibraryCppFlagsGoesIntoCopts(t *testing.T) {
+	runCcLibraryTestCase(t, bp2buildTestCase{
+		description:                        "cc_library cppflags goes into copts",
+		moduleTypeUnderTest:                "cc_library",
+		moduleTypeUnderTestFactory:         cc.LibraryFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		dir:                                "foo/bar",
+		filesystem: map[string]string{
+			"foo/bar/Android.bp": `cc_library {
     name: "a",
     srcs: ["a.cpp"],
     cflags: [
@@ -567,9 +648,9 @@
     bazel_module: { bp2build_available: true  },
 }
 `,
-			},
-			bp: soongCcLibraryPreamble,
-			expectedBazelTargets: []string{`cc_library(
+		},
+		blueprint: soongCcLibraryPreamble,
+		expectedBazelTargets: []string{`cc_library(
     name = "a",
     copts = [
         "-Wall",
@@ -586,64 +667,5 @@
     }),
     srcs = ["a.cpp"],
 )`},
-		},
-	}
-
-	dir := "."
-	for _, testCase := range testCases {
-		filesystem := make(map[string][]byte)
-		toParse := []string{
-			"Android.bp",
-		}
-		for f, content := range testCase.filesystem {
-			if strings.HasSuffix(f, "Android.bp") {
-				toParse = append(toParse, f)
-			}
-			filesystem[f] = []byte(content)
-		}
-		config := android.TestConfig(buildDir, nil, testCase.bp, filesystem)
-		ctx := android.NewTestContext(config)
-
-		cc.RegisterCCBuildComponents(ctx)
-		ctx.RegisterModuleType("cc_library_static", cc.LibraryStaticFactory)
-		ctx.RegisterModuleType("toolchain_library", cc.ToolchainLibraryFactory)
-		ctx.RegisterModuleType("cc_library_headers", cc.LibraryHeaderFactory)
-		ctx.RegisterModuleType(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestFactory)
-		ctx.RegisterBp2BuildMutator(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestBp2BuildMutator)
-		ctx.RegisterBp2BuildConfig(bp2buildConfig) // TODO(jingwen): make this the default for all tests
-		for _, m := range testCase.depsMutators {
-			ctx.DepsBp2BuildMutators(m)
-		}
-		ctx.RegisterForBazelConversion()
-
-		_, errs := ctx.ParseFileList(dir, toParse)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-		_, errs = ctx.ResolveDependencies(config)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-
-		checkDir := dir
-		if testCase.dir != "" {
-			checkDir = testCase.dir
-		}
-		codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
-		bazelTargets := generateBazelTargetsForDir(codegenCtx, checkDir)
-		if actualCount, expectedCount := len(bazelTargets), len(testCase.expectedBazelTargets); actualCount != expectedCount {
-			t.Errorf("%s: Expected %d bazel target, got %d", testCase.description, expectedCount, actualCount)
-		} else {
-			for i, target := range bazelTargets {
-				if w, g := testCase.expectedBazelTargets[i], target.content; w != g {
-					t.Errorf(
-						"%s: Expected generated Bazel target to be '%s', got '%s'",
-						testCase.description,
-						w,
-						g,
-					)
-				}
-			}
-		}
-	}
+	})
 }
diff --git a/bp2build/cc_library_headers_conversion_test.go b/bp2build/cc_library_headers_conversion_test.go
index a3965ed..2859bab 100644
--- a/bp2build/cc_library_headers_conversion_test.go
+++ b/bp2build/cc_library_headers_conversion_test.go
@@ -15,10 +15,10 @@
 package bp2build
 
 import (
+	"testing"
+
 	"android/soong/android"
 	"android/soong/cc"
-	"strings"
-	"testing"
 )
 
 const (
@@ -40,6 +40,18 @@
 }`
 )
 
+type bp2buildTestCase struct {
+	description                        string
+	moduleTypeUnderTest                string
+	moduleTypeUnderTestFactory         android.ModuleFactory
+	moduleTypeUnderTestBp2BuildMutator func(android.TopDownMutatorContext)
+	depsMutators                       []android.RegisterMutatorFunc
+	blueprint                          string
+	expectedBazelTargets               []string
+	filesystem                         map[string]string
+	dir                                string
+}
+
 func TestCcLibraryHeadersLoadStatement(t *testing.T) {
 	testCases := []struct {
 		bazelTargets           BazelTargets
@@ -64,41 +76,37 @@
 			t.Fatalf("Expected load statements to be %s, got %s", expected, actual)
 		}
 	}
-
 }
 
-func TestCcLibraryHeadersBp2Build(t *testing.T) {
-	testCases := []struct {
-		description                        string
-		moduleTypeUnderTest                string
-		moduleTypeUnderTestFactory         android.ModuleFactory
-		moduleTypeUnderTestBp2BuildMutator func(android.TopDownMutatorContext)
-		preArchMutators                    []android.RegisterMutatorFunc
-		depsMutators                       []android.RegisterMutatorFunc
-		bp                                 string
-		expectedBazelTargets               []string
-		filesystem                         map[string]string
-		dir                                string
-	}{
-		{
-			description:                        "cc_library_headers test",
-			moduleTypeUnderTest:                "cc_library_headers",
-			moduleTypeUnderTestFactory:         cc.LibraryHeaderFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryHeadersBp2Build,
-			filesystem: map[string]string{
-				"lib-1/lib1a.h":                        "",
-				"lib-1/lib1b.h":                        "",
-				"lib-2/lib2a.h":                        "",
-				"lib-2/lib2b.h":                        "",
-				"dir-1/dir1a.h":                        "",
-				"dir-1/dir1b.h":                        "",
-				"dir-2/dir2a.h":                        "",
-				"dir-2/dir2b.h":                        "",
-				"arch_arm64_exported_include_dir/a.h":  "",
-				"arch_x86_exported_include_dir/b.h":    "",
-				"arch_x86_64_exported_include_dir/c.h": "",
-			},
-			bp: soongCcLibraryHeadersPreamble + `
+func registerCcLibraryHeadersModuleTypes(ctx android.RegistrationContext) {
+	cc.RegisterCCBuildComponents(ctx)
+	ctx.RegisterModuleType("toolchain_library", cc.ToolchainLibraryFactory)
+}
+
+func runCcLibraryHeadersTestCase(t *testing.T, tc bp2buildTestCase) {
+	runBp2BuildTestCase(t, registerCcLibraryHeadersModuleTypes, tc)
+}
+
+func TestCcLibraryHeadersSimple(t *testing.T) {
+	runCcLibraryHeadersTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_headers test",
+		moduleTypeUnderTest:                "cc_library_headers",
+		moduleTypeUnderTestFactory:         cc.LibraryHeaderFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryHeadersBp2Build,
+		filesystem: map[string]string{
+			"lib-1/lib1a.h":                        "",
+			"lib-1/lib1b.h":                        "",
+			"lib-2/lib2a.h":                        "",
+			"lib-2/lib2b.h":                        "",
+			"dir-1/dir1a.h":                        "",
+			"dir-1/dir1b.h":                        "",
+			"dir-2/dir2a.h":                        "",
+			"dir-2/dir2b.h":                        "",
+			"arch_arm64_exported_include_dir/a.h":  "",
+			"arch_x86_exported_include_dir/b.h":    "",
+			"arch_x86_64_exported_include_dir/c.h": "",
+		},
+		blueprint: soongCcLibraryHeadersPreamble + `
 cc_library_headers {
     name: "lib-1",
     export_include_dirs: ["lib-1"],
@@ -129,13 +137,13 @@
 
     // TODO: Also support export_header_lib_headers
 }`,
-			expectedBazelTargets: []string{`cc_library_headers(
+		expectedBazelTargets: []string{`cc_library_headers(
     name = "foo_headers",
     copts = [
         "-I.",
         "-I$(BINDIR)/.",
     ],
-    deps = [
+    implementation_deps = [
         ":lib-1",
         ":lib-2",
     ],
@@ -163,15 +171,18 @@
     ],
     includes = ["lib-2"],
 )`},
-		},
-		{
-			description:                        "cc_library_headers test with os-specific header_libs props",
-			moduleTypeUnderTest:                "cc_library_headers",
-			moduleTypeUnderTestFactory:         cc.LibraryHeaderFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryHeadersBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem:                         map[string]string{},
-			bp: soongCcLibraryPreamble + `
+	})
+}
+
+func TestCcLibraryHeadersOSSpecificHeader(t *testing.T) {
+	runCcLibraryHeadersTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_headers test with os-specific header_libs props",
+		moduleTypeUnderTest:                "cc_library_headers",
+		moduleTypeUnderTestFactory:         cc.LibraryHeaderFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryHeadersBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem:                         map[string]string{},
+		blueprint: soongCcLibraryPreamble + `
 cc_library_headers { name: "android-lib" }
 cc_library_headers { name: "base-lib" }
 cc_library_headers { name: "darwin-lib" }
@@ -192,7 +203,7 @@
     },
     bazel_module: { bp2build_available: true },
 }`,
-			expectedBazelTargets: []string{`cc_library_headers(
+		expectedBazelTargets: []string{`cc_library_headers(
     name = "android-lib",
     copts = [
         "-I.",
@@ -216,7 +227,7 @@
         "-I.",
         "-I$(BINDIR)/.",
     ],
-    deps = [":base-lib"] + select({
+    implementation_deps = [":base-lib"] + select({
         "//build/bazel/platforms/os:android": [":android-lib"],
         "//build/bazel/platforms/os:darwin": [":darwin-lib"],
         "//build/bazel/platforms/os:fuchsia": [":fuchsia-lib"],
@@ -250,15 +261,18 @@
         "-I$(BINDIR)/.",
     ],
 )`},
-		},
-		{
-			description:                        "cc_library_headers test with os-specific header_libs and export_header_lib_headers props",
-			moduleTypeUnderTest:                "cc_library_headers",
-			moduleTypeUnderTestFactory:         cc.LibraryHeaderFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryHeadersBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem:                         map[string]string{},
-			bp: soongCcLibraryPreamble + `
+	})
+}
+
+func TestCcLibraryHeadersOsSpecficHeaderLibsExportHeaderLibHeaders(t *testing.T) {
+	runCcLibraryHeadersTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_headers test with os-specific header_libs and export_header_lib_headers props",
+		moduleTypeUnderTest:                "cc_library_headers",
+		moduleTypeUnderTestFactory:         cc.LibraryHeaderFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryHeadersBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem:                         map[string]string{},
+		blueprint: soongCcLibraryPreamble + `
 cc_library_headers { name: "android-lib" }
 cc_library_headers { name: "exported-lib" }
 cc_library_headers {
@@ -267,7 +281,7 @@
         android: { header_libs: ["android-lib"], export_header_lib_headers: ["exported-lib"] },
     },
 }`,
-			expectedBazelTargets: []string{`cc_library_headers(
+		expectedBazelTargets: []string{`cc_library_headers(
     name = "android-lib",
     copts = [
         "-I.",
@@ -286,22 +300,26 @@
         "-I$(BINDIR)/.",
     ],
     deps = select({
-        "//build/bazel/platforms/os:android": [
-            ":android-lib",
-            ":exported-lib",
-        ],
+        "//build/bazel/platforms/os:android": [":exported-lib"],
+        "//conditions:default": [],
+    }),
+    implementation_deps = select({
+        "//build/bazel/platforms/os:android": [":android-lib"],
         "//conditions:default": [],
     }),
 )`},
-		},
-		{
-			description:                        "cc_library_headers test with arch-specific and target-specific export_system_include_dirs props",
-			moduleTypeUnderTest:                "cc_library_headers",
-			moduleTypeUnderTestFactory:         cc.LibraryHeaderFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryHeadersBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem:                         map[string]string{},
-			bp: soongCcLibraryPreamble + `cc_library_headers {
+	})
+}
+
+func TestCcLibraryHeadersArchAndTargetExportSystemIncludes(t *testing.T) {
+	runCcLibraryHeadersTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_headers test with arch-specific and target-specific export_system_include_dirs props",
+		moduleTypeUnderTest:                "cc_library_headers",
+		moduleTypeUnderTestFactory:         cc.LibraryHeaderFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryHeadersBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem:                         map[string]string{},
+		blueprint: soongCcLibraryPreamble + `cc_library_headers {
     name: "foo_headers",
     export_system_include_dirs: [
 	"shared_include_dir",
@@ -336,7 +354,7 @@
         },
     },
 }`,
-			expectedBazelTargets: []string{`cc_library_headers(
+		expectedBazelTargets: []string{`cc_library_headers(
     name = "foo_headers",
     copts = [
         "-I.",
@@ -353,65 +371,5 @@
         "//conditions:default": [],
     }),
 )`},
-		},
-	}
-
-	dir := "."
-	for _, testCase := range testCases {
-		filesystem := make(map[string][]byte)
-		toParse := []string{
-			"Android.bp",
-		}
-		for f, content := range testCase.filesystem {
-			if strings.HasSuffix(f, "Android.bp") {
-				toParse = append(toParse, f)
-			}
-			filesystem[f] = []byte(content)
-		}
-		config := android.TestConfig(buildDir, nil, testCase.bp, filesystem)
-		ctx := android.NewTestContext(config)
-
-		// TODO(jingwen): make this default for all bp2build tests
-		ctx.RegisterBp2BuildConfig(bp2buildConfig)
-
-		cc.RegisterCCBuildComponents(ctx)
-		ctx.RegisterModuleType("toolchain_library", cc.ToolchainLibraryFactory)
-
-		ctx.RegisterModuleType(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestFactory)
-		for _, m := range testCase.depsMutators {
-			ctx.DepsBp2BuildMutators(m)
-		}
-		ctx.RegisterBp2BuildMutator(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestBp2BuildMutator)
-		ctx.RegisterForBazelConversion()
-
-		_, errs := ctx.ParseFileList(dir, toParse)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-		_, errs = ctx.ResolveDependencies(config)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-
-		checkDir := dir
-		if testCase.dir != "" {
-			checkDir = testCase.dir
-		}
-		codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
-		bazelTargets := generateBazelTargetsForDir(codegenCtx, checkDir)
-		if actualCount, expectedCount := len(bazelTargets), len(testCase.expectedBazelTargets); actualCount != expectedCount {
-			t.Errorf("%s: Expected %d bazel target, got %d", testCase.description, expectedCount, actualCount)
-		} else {
-			for i, target := range bazelTargets {
-				if w, g := testCase.expectedBazelTargets[i], target.content; w != g {
-					t.Errorf(
-						"%s: Expected generated Bazel target to be '%s', got '%s'",
-						testCase.description,
-						w,
-						g,
-					)
-				}
-			}
-		}
-	}
+	})
 }
diff --git a/bp2build/cc_library_static_conversion_test.go b/bp2build/cc_library_static_conversion_test.go
index 4fcf5e4..229b1c2 100644
--- a/bp2build/cc_library_static_conversion_test.go
+++ b/bp2build/cc_library_static_conversion_test.go
@@ -19,7 +19,6 @@
 	"android/soong/cc"
 	"android/soong/genrule"
 
-	"strings"
 	"testing"
 )
 
@@ -69,45 +68,44 @@
 
 }
 
-func TestCcLibraryStaticBp2Build(t *testing.T) {
-	testCases := []struct {
-		description                        string
-		moduleTypeUnderTest                string
-		moduleTypeUnderTestFactory         android.ModuleFactory
-		moduleTypeUnderTestBp2BuildMutator func(android.TopDownMutatorContext)
-		preArchMutators                    []android.RegisterMutatorFunc
-		depsMutators                       []android.RegisterMutatorFunc
-		bp                                 string
-		expectedBazelTargets               []string
-		filesystem                         map[string]string
-		dir                                string
-	}{
-		{
-			description:                        "cc_library_static test",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			filesystem: map[string]string{
-				// NOTE: include_dir headers *should not* appear in Bazel hdrs later (?)
-				"include_dir_1/include_dir_1_a.h": "",
-				"include_dir_1/include_dir_1_b.h": "",
-				"include_dir_2/include_dir_2_a.h": "",
-				"include_dir_2/include_dir_2_b.h": "",
-				// NOTE: local_include_dir headers *should not* appear in Bazel hdrs later (?)
-				"local_include_dir_1/local_include_dir_1_a.h": "",
-				"local_include_dir_1/local_include_dir_1_b.h": "",
-				"local_include_dir_2/local_include_dir_2_a.h": "",
-				"local_include_dir_2/local_include_dir_2_b.h": "",
-				// NOTE: export_include_dir headers *should* appear in Bazel hdrs later
-				"export_include_dir_1/export_include_dir_1_a.h": "",
-				"export_include_dir_1/export_include_dir_1_b.h": "",
-				"export_include_dir_2/export_include_dir_2_a.h": "",
-				"export_include_dir_2/export_include_dir_2_b.h": "",
-				// NOTE: Soong implicitly includes headers in the current directory
-				"implicit_include_1.h": "",
-				"implicit_include_2.h": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+func registerCcLibraryStaticModuleTypes(ctx android.RegistrationContext) {
+	cc.RegisterCCBuildComponents(ctx)
+	ctx.RegisterModuleType("toolchain_library", cc.ToolchainLibraryFactory)
+	ctx.RegisterModuleType("cc_library_headers", cc.LibraryHeaderFactory)
+	ctx.RegisterModuleType("genrule", genrule.GenRuleFactory)
+}
+
+func runCcLibraryStaticTestCase(t *testing.T, tc bp2buildTestCase) {
+	runBp2BuildTestCase(t, registerCcLibraryStaticModuleTypes, tc)
+}
+
+func TestCcLibraryStaticSimple(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static test",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		filesystem: map[string]string{
+			// NOTE: include_dir headers *should not* appear in Bazel hdrs later (?)
+			"include_dir_1/include_dir_1_a.h": "",
+			"include_dir_1/include_dir_1_b.h": "",
+			"include_dir_2/include_dir_2_a.h": "",
+			"include_dir_2/include_dir_2_b.h": "",
+			// NOTE: local_include_dir headers *should not* appear in Bazel hdrs later (?)
+			"local_include_dir_1/local_include_dir_1_a.h": "",
+			"local_include_dir_1/local_include_dir_1_b.h": "",
+			"local_include_dir_2/local_include_dir_2_a.h": "",
+			"local_include_dir_2/local_include_dir_2_b.h": "",
+			// NOTE: export_include_dir headers *should* appear in Bazel hdrs later
+			"export_include_dir_1/export_include_dir_1_a.h": "",
+			"export_include_dir_1/export_include_dir_1_b.h": "",
+			"export_include_dir_2/export_include_dir_2_a.h": "",
+			"export_include_dir_2/export_include_dir_2_b.h": "",
+			// NOTE: Soong implicitly includes headers in the current directory
+			"implicit_include_1.h": "",
+			"implicit_include_2.h": "",
+		},
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_headers {
     name: "header_lib_1",
     export_include_dirs: ["header_lib_1"],
@@ -165,8 +163,8 @@
         "local_include_dir_2",
     ],
     export_include_dirs: [
-    "export_include_dir_1",
-    "export_include_dir_2"
+        "export_include_dir_1",
+        "export_include_dir_2"
     ],
     header_libs: [
         "header_lib_1",
@@ -175,7 +173,7 @@
 
     // TODO: Also support export_header_lib_headers
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-Dflag1",
@@ -191,7 +189,7 @@
         "-I.",
         "-I$(BINDIR)/.",
     ],
-    deps = [
+    implementation_deps = [
         ":header_lib_1",
         ":header_lib_2",
         ":static_lib_1",
@@ -243,27 +241,30 @@
     linkstatic = True,
     srcs = ["whole_static_lib_2.cc"],
 )`},
+	})
+}
+
+func TestCcLibraryStaticSubpackage(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static subpackage test",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		filesystem: map[string]string{
+			// subpackage with subdirectory
+			"subpackage/Android.bp":                         "",
+			"subpackage/subpackage_header.h":                "",
+			"subpackage/subdirectory/subdirectory_header.h": "",
+			// subsubpackage with subdirectory
+			"subpackage/subsubpackage/Android.bp":                         "",
+			"subpackage/subsubpackage/subsubpackage_header.h":             "",
+			"subpackage/subsubpackage/subdirectory/subdirectory_header.h": "",
+			// subsubsubpackage with subdirectory
+			"subpackage/subsubpackage/subsubsubpackage/Android.bp":                         "",
+			"subpackage/subsubpackage/subsubsubpackage/subsubsubpackage_header.h":          "",
+			"subpackage/subsubpackage/subsubsubpackage/subdirectory/subdirectory_header.h": "",
 		},
-		{
-			description:                        "cc_library_static subpackage test",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			filesystem: map[string]string{
-				// subpackage with subdirectory
-				"subpackage/Android.bp":                         "",
-				"subpackage/subpackage_header.h":                "",
-				"subpackage/subdirectory/subdirectory_header.h": "",
-				// subsubpackage with subdirectory
-				"subpackage/subsubpackage/Android.bp":                         "",
-				"subpackage/subsubpackage/subsubpackage_header.h":             "",
-				"subpackage/subsubpackage/subdirectory/subdirectory_header.h": "",
-				// subsubsubpackage with subdirectory
-				"subpackage/subsubpackage/subsubsubpackage/Android.bp":                         "",
-				"subpackage/subsubpackage/subsubsubpackage/subsubsubpackage_header.h":          "",
-				"subpackage/subsubpackage/subsubsubpackage/subdirectory/subdirectory_header.h": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static {
     name: "foo_static",
     srcs: [
@@ -272,7 +273,7 @@
 	"subpackage",
     ],
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-Isubpackage",
@@ -282,24 +283,27 @@
     ],
     linkstatic = True,
 )`},
+	})
+}
+
+func TestCcLibraryStaticExportIncludeDir(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static export include dir",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		filesystem: map[string]string{
+			// subpackage with subdirectory
+			"subpackage/Android.bp":                         "",
+			"subpackage/subpackage_header.h":                "",
+			"subpackage/subdirectory/subdirectory_header.h": "",
 		},
-		{
-			description:                        "cc_library_static export include dir",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			filesystem: map[string]string{
-				// subpackage with subdirectory
-				"subpackage/Android.bp":                         "",
-				"subpackage/subpackage_header.h":                "",
-				"subpackage/subdirectory/subdirectory_header.h": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static {
     name: "foo_static",
     export_include_dirs: ["subpackage"],
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-I.",
@@ -308,24 +312,27 @@
     includes = ["subpackage"],
     linkstatic = True,
 )`},
+	})
+}
+
+func TestCcLibraryStaticExportSystemIncludeDir(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static export system include dir",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		filesystem: map[string]string{
+			// subpackage with subdirectory
+			"subpackage/Android.bp":                         "",
+			"subpackage/subpackage_header.h":                "",
+			"subpackage/subdirectory/subdirectory_header.h": "",
 		},
-		{
-			description:                        "cc_library_static export system include dir",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			filesystem: map[string]string{
-				// subpackage with subdirectory
-				"subpackage/Android.bp":                         "",
-				"subpackage/subpackage_header.h":                "",
-				"subpackage/subdirectory/subdirectory_header.h": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static {
     name: "foo_static",
     export_system_include_dirs: ["subpackage"],
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-I.",
@@ -334,16 +341,19 @@
     includes = ["subpackage"],
     linkstatic = True,
 )`},
-		},
-		{
-			description:                        "cc_library_static include_dirs, local_include_dirs, export_include_dirs (b/183742505)",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			dir:                                "subpackage",
-			filesystem: map[string]string{
-				// subpackage with subdirectory
-				"subpackage/Android.bp": `
+	})
+}
+
+func TestCcLibraryStaticManyIncludeDirs(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static include_dirs, local_include_dirs, export_include_dirs (b/183742505)",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		dir:                                "subpackage",
+		filesystem: map[string]string{
+			// subpackage with subdirectory
+			"subpackage/Android.bp": `
 cc_library_static {
     name: "foo_static",
     // include_dirs are workspace/root relative
@@ -357,14 +367,14 @@
     include_build_directory: true,
     bazel_module: { bp2build_available: true },
 }`,
-				"subpackage/subsubpackage/header.h":          "",
-				"subpackage/subsubpackage2/header.h":         "",
-				"subpackage/exported_subsubpackage/header.h": "",
-				"subpackage2/header.h":                       "",
-				"subpackage3/subsubpackage/header.h":         "",
-			},
-			bp: soongCcLibraryStaticPreamble,
-			expectedBazelTargets: []string{`cc_library_static(
+			"subpackage/subsubpackage/header.h":          "",
+			"subpackage/subsubpackage2/header.h":         "",
+			"subpackage/exported_subsubpackage/header.h": "",
+			"subpackage2/header.h":                       "",
+			"subpackage3/subsubpackage/header.h":         "",
+		},
+		blueprint: soongCcLibraryStaticPreamble,
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-Isubpackage/subsubpackage",
@@ -381,26 +391,29 @@
     includes = ["./exported_subsubpackage"],
     linkstatic = True,
 )`},
+	})
+}
+
+func TestCcLibraryStaticIncludeBuildDirectoryDisabled(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static include_build_directory disabled",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		filesystem: map[string]string{
+			// subpackage with subdirectory
+			"subpackage/Android.bp":                         "",
+			"subpackage/subpackage_header.h":                "",
+			"subpackage/subdirectory/subdirectory_header.h": "",
 		},
-		{
-			description:                        "cc_library_static include_build_directory disabled",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			filesystem: map[string]string{
-				// subpackage with subdirectory
-				"subpackage/Android.bp":                         "",
-				"subpackage/subpackage_header.h":                "",
-				"subpackage/subdirectory/subdirectory_header.h": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static {
     name: "foo_static",
     include_dirs: ["subpackage"], // still used, but local_include_dirs is recommended
     local_include_dirs: ["subpackage2"],
     include_build_directory: false,
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-Isubpackage",
@@ -410,28 +423,31 @@
     ],
     linkstatic = True,
 )`},
+	})
+}
+
+func TestCcLibraryStaticIncludeBuildDirectoryEnabled(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static include_build_directory enabled",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		filesystem: map[string]string{
+			// subpackage with subdirectory
+			"subpackage/Android.bp":                         "",
+			"subpackage/subpackage_header.h":                "",
+			"subpackage2/Android.bp":                        "",
+			"subpackage2/subpackage2_header.h":              "",
+			"subpackage/subdirectory/subdirectory_header.h": "",
 		},
-		{
-			description:                        "cc_library_static include_build_directory enabled",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			filesystem: map[string]string{
-				// subpackage with subdirectory
-				"subpackage/Android.bp":                         "",
-				"subpackage/subpackage_header.h":                "",
-				"subpackage2/Android.bp":                        "",
-				"subpackage2/subpackage2_header.h":              "",
-				"subpackage/subdirectory/subdirectory_header.h": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static {
     name: "foo_static",
     include_dirs: ["subpackage"], // still used, but local_include_dirs is recommended
     local_include_dirs: ["subpackage2"],
     include_build_directory: true,
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-Isubpackage",
@@ -443,28 +459,31 @@
     ],
     linkstatic = True,
 )`},
-		},
-		{
-			description:                        "cc_library_static arch-specific static_libs",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem:                         map[string]string{},
-			bp: soongCcLibraryStaticPreamble + `
+	})
+}
+
+func TestCcLibraryStaticArchSpecificStaticLib(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static arch-specific static_libs",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem:                         map[string]string{},
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static { name: "static_dep" }
 cc_library_static { name: "static_dep2" }
 cc_library_static {
     name: "foo_static",
     arch: { arm64: { static_libs: ["static_dep"], whole_static_libs: ["static_dep2"] } },
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-I.",
         "-I$(BINDIR)/.",
     ],
-    deps = select({
+    implementation_deps = select({
         "//build/bazel/platforms/arch:arm64": [":static_dep"],
         "//conditions:default": [],
     }),
@@ -488,28 +507,31 @@
     ],
     linkstatic = True,
 )`},
-		},
-		{
-			description:                        "cc_library_static os-specific static_libs",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem:                         map[string]string{},
-			bp: soongCcLibraryStaticPreamble + `
+	})
+}
+
+func TestCcLibraryStaticOsSpecificStaticLib(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static os-specific static_libs",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem:                         map[string]string{},
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static { name: "static_dep" }
 cc_library_static { name: "static_dep2" }
 cc_library_static {
     name: "foo_static",
     target: { android: { static_libs: ["static_dep"], whole_static_libs: ["static_dep2"] } },
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-I.",
         "-I$(BINDIR)/.",
     ],
-    deps = select({
+    implementation_deps = select({
         "//build/bazel/platforms/os:android": [":static_dep"],
         "//conditions:default": [],
     }),
@@ -533,15 +555,18 @@
     ],
     linkstatic = True,
 )`},
-		},
-		{
-			description:                        "cc_library_static base, arch and os-specific static_libs",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem:                         map[string]string{},
-			bp: soongCcLibraryStaticPreamble + `
+	})
+}
+
+func TestCcLibraryStaticBaseArchOsSpecificStaticLib(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static base, arch and os-specific static_libs",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem:                         map[string]string{},
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static { name: "static_dep" }
 cc_library_static { name: "static_dep2" }
 cc_library_static { name: "static_dep3" }
@@ -553,13 +578,13 @@
     target: { android: { static_libs: ["static_dep3"] } },
     arch: { arm64: { static_libs: ["static_dep4"] } },
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-I.",
         "-I$(BINDIR)/.",
     ],
-    deps = [":static_dep"] + select({
+    implementation_deps = [":static_dep"] + select({
         "//build/bazel/platforms/arch:arm64": [":static_dep4"],
         "//conditions:default": [],
     }) + select({
@@ -597,25 +622,28 @@
     ],
     linkstatic = True,
 )`},
+	})
+}
+
+func TestCcLibraryStaticSimpleExcludeSrcs(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static simple exclude_srcs",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem: map[string]string{
+			"common.c":       "",
+			"foo-a.c":        "",
+			"foo-excluded.c": "",
 		},
-		{
-			description:                        "cc_library_static simple exclude_srcs",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem: map[string]string{
-				"common.c":       "",
-				"foo-a.c":        "",
-				"foo-excluded.c": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static {
     name: "foo_static",
     srcs: ["common.c", "foo-*.c"],
     exclude_srcs: ["foo-excluded.c"],
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-I.",
@@ -627,24 +655,27 @@
         "foo-a.c",
     ],
 )`},
+	})
+}
+
+func TestCcLibraryStaticOneArchSrcs(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static one arch specific srcs",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem: map[string]string{
+			"common.c":  "",
+			"foo-arm.c": "",
 		},
-		{
-			description:                        "cc_library_static one arch specific srcs",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem: map[string]string{
-				"common.c":  "",
-				"foo-arm.c": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static {
     name: "foo_static",
     srcs: ["common.c"],
     arch: { arm: { srcs: ["foo-arm.c"] } }
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-I.",
@@ -656,20 +687,23 @@
         "//conditions:default": [],
     }),
 )`},
+	})
+}
+
+func TestCcLibraryStaticOneArchSrcsExcludeSrcs(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static one arch specific srcs and exclude_srcs",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem: map[string]string{
+			"common.c":           "",
+			"for-arm.c":          "",
+			"not-for-arm.c":      "",
+			"not-for-anything.c": "",
 		},
-		{
-			description:                        "cc_library_static one arch specific srcs and exclude_srcs",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem: map[string]string{
-				"common.c":           "",
-				"for-arm.c":          "",
-				"not-for-arm.c":      "",
-				"not-for-anything.c": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static {
     name: "foo_static",
     srcs: ["common.c", "not-for-*.c"],
@@ -678,7 +712,7 @@
         arm: { srcs: ["for-arm.c"], exclude_srcs: ["not-for-arm.c"] },
     },
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-I.",
@@ -690,21 +724,24 @@
         "//conditions:default": ["not-for-arm.c"],
     }),
 )`},
+	})
+}
+
+func TestCcLibraryStaticTwoArchExcludeSrcs(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static arch specific exclude_srcs for 2 architectures",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem: map[string]string{
+			"common.c":      "",
+			"for-arm.c":     "",
+			"for-x86.c":     "",
+			"not-for-arm.c": "",
+			"not-for-x86.c": "",
 		},
-		{
-			description:                        "cc_library_static arch specific exclude_srcs for 2 architectures",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem: map[string]string{
-				"common.c":      "",
-				"for-arm.c":     "",
-				"for-x86.c":     "",
-				"not-for-arm.c": "",
-				"not-for-x86.c": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static {
     name: "foo_static",
     srcs: ["common.c", "not-for-*.c"],
@@ -714,7 +751,7 @@
         x86: { srcs: ["for-x86.c"], exclude_srcs: ["not-for-x86.c"] },
     },
 } `,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-I.",
@@ -736,26 +773,28 @@
         ],
     }),
 )`},
+	})
+}
+func TestCcLibraryStaticFourArchExcludeSrcs(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static arch specific exclude_srcs for 4 architectures",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem: map[string]string{
+			"common.c":             "",
+			"for-arm.c":            "",
+			"for-arm64.c":          "",
+			"for-x86.c":            "",
+			"for-x86_64.c":         "",
+			"not-for-arm.c":        "",
+			"not-for-arm64.c":      "",
+			"not-for-x86.c":        "",
+			"not-for-x86_64.c":     "",
+			"not-for-everything.c": "",
 		},
-		{
-			description:                        "cc_library_static arch specific exclude_srcs for 4 architectures",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem: map[string]string{
-				"common.c":             "",
-				"for-arm.c":            "",
-				"for-arm64.c":          "",
-				"for-x86.c":            "",
-				"for-x86_64.c":         "",
-				"not-for-arm.c":        "",
-				"not-for-arm64.c":      "",
-				"not-for-x86.c":        "",
-				"not-for-x86_64.c":     "",
-				"not-for-everything.c": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static {
     name: "foo_static",
     srcs: ["common.c", "not-for-*.c"],
@@ -767,7 +806,7 @@
         x86_64: { srcs: ["for-x86_64.c"], exclude_srcs: ["not-for-x86_64.c"] },
 	},
 } `,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-I.",
@@ -807,27 +846,30 @@
         ],
     }),
 )`},
-		},
-		{
-			description:                        "cc_library_static multiple dep same name panic",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem:                         map[string]string{},
-			bp: soongCcLibraryStaticPreamble + `
+	})
+}
+
+func TestCcLibraryStaticMultipleDepSameName(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static multiple dep same name panic",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem:                         map[string]string{},
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static { name: "static_dep" }
 cc_library_static {
     name: "foo_static",
     static_libs: ["static_dep", "static_dep"],
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-I.",
         "-I$(BINDIR)/.",
     ],
-    deps = [":static_dep"],
+    implementation_deps = [":static_dep"],
     linkstatic = True,
 )`, `cc_library_static(
     name = "static_dep",
@@ -837,19 +879,22 @@
     ],
     linkstatic = True,
 )`},
+	})
+}
+
+func TestCcLibraryStaticOneMultilibSrcsExcludeSrcs(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static 1 multilib srcs and exclude_srcs",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem: map[string]string{
+			"common.c":        "",
+			"for-lib32.c":     "",
+			"not-for-lib32.c": "",
 		},
-		{
-			description:                        "cc_library_static 1 multilib srcs and exclude_srcs",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem: map[string]string{
-				"common.c":        "",
-				"for-lib32.c":     "",
-				"not-for-lib32.c": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static {
     name: "foo_static",
     srcs: ["common.c", "not-for-*.c"],
@@ -857,7 +902,7 @@
         lib32: { srcs: ["for-lib32.c"], exclude_srcs: ["not-for-lib32.c"] },
     },
 } `,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static",
     copts = [
         "-I.",
@@ -870,21 +915,24 @@
         "//conditions:default": ["not-for-lib32.c"],
     }),
 )`},
+	})
+}
+
+func TestCcLibraryStaticTwoMultilibSrcsExcludeSrcs(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static 2 multilib srcs and exclude_srcs",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem: map[string]string{
+			"common.c":        "",
+			"for-lib32.c":     "",
+			"for-lib64.c":     "",
+			"not-for-lib32.c": "",
+			"not-for-lib64.c": "",
 		},
-		{
-			description:                        "cc_library_static 2 multilib srcs and exclude_srcs",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem: map[string]string{
-				"common.c":        "",
-				"for-lib32.c":     "",
-				"for-lib64.c":     "",
-				"not-for-lib32.c": "",
-				"not-for-lib64.c": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static {
     name: "foo_static2",
     srcs: ["common.c", "not-for-*.c"],
@@ -893,7 +941,7 @@
         lib64: { srcs: ["for-lib64.c"], exclude_srcs: ["not-for-lib64.c"] },
     },
 } `,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static2",
     copts = [
         "-I.",
@@ -923,30 +971,33 @@
         ],
     }),
 )`},
+	})
+}
+
+func TestCcLibrarySTaticArchMultilibSrcsExcludeSrcs(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static arch and multilib srcs and exclude_srcs",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem: map[string]string{
+			"common.c":             "",
+			"for-arm.c":            "",
+			"for-arm64.c":          "",
+			"for-x86.c":            "",
+			"for-x86_64.c":         "",
+			"for-lib32.c":          "",
+			"for-lib64.c":          "",
+			"not-for-arm.c":        "",
+			"not-for-arm64.c":      "",
+			"not-for-x86.c":        "",
+			"not-for-x86_64.c":     "",
+			"not-for-lib32.c":      "",
+			"not-for-lib64.c":      "",
+			"not-for-everything.c": "",
 		},
-		{
-			description:                        "cc_library_static arch and multilib srcs and exclude_srcs",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem: map[string]string{
-				"common.c":             "",
-				"for-arm.c":            "",
-				"for-arm64.c":          "",
-				"for-x86.c":            "",
-				"for-x86_64.c":         "",
-				"for-lib32.c":          "",
-				"for-lib64.c":          "",
-				"not-for-arm.c":        "",
-				"not-for-arm64.c":      "",
-				"not-for-x86.c":        "",
-				"not-for-x86_64.c":     "",
-				"not-for-lib32.c":      "",
-				"not-for-lib64.c":      "",
-				"not-for-everything.c": "",
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		blueprint: soongCcLibraryStaticPreamble + `
 cc_library_static {
    name: "foo_static3",
    srcs: ["common.c", "not-for-*.c"],
@@ -962,7 +1013,7 @@
        lib64: { srcs: ["for-lib64.c"], exclude_srcs: ["not-for-lib64.c"] },
    },
 }`,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static3",
     copts = [
         "-I.",
@@ -1012,19 +1063,22 @@
         ],
     }),
 )`},
-		},
-		{
-			description:                        "cc_library_static arch srcs/exclude_srcs with generated files",
-			moduleTypeUnderTest:                "cc_library_static",
-			moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
-			depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
-			filesystem: map[string]string{
-				"common.c":             "",
-				"for-x86.c":            "",
-				"not-for-x86.c":        "",
-				"not-for-everything.c": "",
-				"dep/Android.bp": `
+	})
+}
+
+func TestCcLibraryStaticArchSrcsExcludeSrcsGeneratedFiles(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static arch srcs/exclude_srcs with generated files",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem: map[string]string{
+			"common.c":             "",
+			"for-x86.c":            "",
+			"not-for-x86.c":        "",
+			"not-for-everything.c": "",
+			"dep/Android.bp": `
 genrule {
 	name: "generated_src_other_pkg",
 	out: ["generated_src_other_pkg.cpp"],
@@ -1042,8 +1096,8 @@
 	out: ["generated_hdr_other_pkg_x86.cpp"],
 	cmd: "nothing to see here",
 }`,
-			},
-			bp: soongCcLibraryStaticPreamble + `
+		},
+		blueprint: soongCcLibraryStaticPreamble + `
 genrule {
     name: "generated_src",
     out: ["generated_src.cpp"],
@@ -1078,7 +1132,7 @@
    },
 }
 `,
-			expectedBazelTargets: []string{`cc_library_static(
+		expectedBazelTargets: []string{`cc_library_static(
     name = "foo_static3",
     copts = [
         "-I.",
@@ -1100,65 +1154,122 @@
         "//conditions:default": ["not-for-x86.c"],
     }),
 )`},
+	})
+}
+
+func TestCcLibraryStaticProductVariableSelects(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static product variable selects",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem:                         map[string]string{},
+		blueprint: soongCcLibraryStaticPreamble + `
+cc_library_static {
+    name: "foo_static",
+    srcs: ["common.c"],
+    product_variables: {
+      malloc_not_svelte: {
+        cflags: ["-Wmalloc_not_svelte"],
+      },
+      malloc_zero_contents: {
+        cflags: ["-Wmalloc_zero_contents"],
+      },
+      binder32bit: {
+        cflags: ["-Wbinder32bit"],
+      },
+    },
+} `,
+		expectedBazelTargets: []string{`cc_library_static(
+    name = "foo_static",
+    copts = [
+        "-I.",
+        "-I$(BINDIR)/.",
+    ] + select({
+        "//build/bazel/product_variables:binder32bit": ["-Wbinder32bit"],
+        "//conditions:default": [],
+    }) + select({
+        "//build/bazel/product_variables:malloc_not_svelte": ["-Wmalloc_not_svelte"],
+        "//conditions:default": [],
+    }) + select({
+        "//build/bazel/product_variables:malloc_zero_contents": ["-Wmalloc_zero_contents"],
+        "//conditions:default": [],
+    }),
+    linkstatic = True,
+    srcs = ["common.c"],
+)`},
+	})
+}
+
+func TestCcLibraryStaticProductVariableArchSpecificSelects(t *testing.T) {
+	runCcLibraryStaticTestCase(t, bp2buildTestCase{
+		description:                        "cc_library_static arch-specific product variable selects",
+		moduleTypeUnderTest:                "cc_library_static",
+		moduleTypeUnderTestFactory:         cc.LibraryStaticFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.CcLibraryStaticBp2Build,
+		depsMutators:                       []android.RegisterMutatorFunc{cc.RegisterDepsBp2Build},
+		filesystem:                         map[string]string{},
+		blueprint: soongCcLibraryStaticPreamble + `
+cc_library_static {
+    name: "foo_static",
+    srcs: ["common.c"],
+    product_variables: {
+      malloc_not_svelte: {
+        cflags: ["-Wmalloc_not_svelte"],
+      },
+    },
+		arch: {
+				arm64: {
+						product_variables: {
+								malloc_not_svelte: {
+										cflags: ["-Warm64_malloc_not_svelte"],
+								},
+						},
+				},
 		},
-	}
-
-	dir := "."
-	for _, testCase := range testCases {
-		filesystem := make(map[string][]byte)
-		toParse := []string{
-			"Android.bp",
-		}
-		for f, content := range testCase.filesystem {
-			if strings.HasSuffix(f, "Android.bp") {
-				toParse = append(toParse, f)
-			}
-			filesystem[f] = []byte(content)
-		}
-		config := android.TestConfig(buildDir, nil, testCase.bp, filesystem)
-		ctx := android.NewTestContext(config)
-
-		cc.RegisterCCBuildComponents(ctx)
-		ctx.RegisterModuleType("toolchain_library", cc.ToolchainLibraryFactory)
-		ctx.RegisterModuleType("cc_library_headers", cc.LibraryHeaderFactory)
-		ctx.RegisterModuleType("genrule", genrule.GenRuleFactory)
-
-		ctx.RegisterModuleType(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestFactory)
-		for _, m := range testCase.depsMutators {
-			ctx.DepsBp2BuildMutators(m)
-		}
-		ctx.RegisterBp2BuildMutator(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestBp2BuildMutator)
-		ctx.RegisterBp2BuildConfig(bp2buildConfig)
-		ctx.RegisterForBazelConversion()
-
-		_, errs := ctx.ParseFileList(dir, toParse)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-		_, errs = ctx.ResolveDependencies(config)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-
-		checkDir := dir
-		if testCase.dir != "" {
-			checkDir = testCase.dir
-		}
-		codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
-		bazelTargets := generateBazelTargetsForDir(codegenCtx, checkDir)
-		if actualCount, expectedCount := len(bazelTargets), len(testCase.expectedBazelTargets); actualCount != expectedCount {
-			t.Errorf("%s: Expected %d bazel target, got %d", testCase.description, expectedCount, actualCount)
-		} else {
-			for i, target := range bazelTargets {
-				if w, g := testCase.expectedBazelTargets[i], target.content; w != g {
-					t.Errorf(
-						"%s: Expected generated Bazel target to be '%s', got '%s'",
-						testCase.description,
-						w,
-						g,
-					)
+		multilib: {
+				lib32: {
+						product_variables: {
+								malloc_not_svelte: {
+										cflags: ["-Wlib32_malloc_not_svelte"],
+								},
+						},
+				},
+		},
+		target: {
+				android: {
+						product_variables: {
+								malloc_not_svelte: {
+										cflags: ["-Wandroid_malloc_not_svelte"],
+								},
+						},
 				}
-			}
-		}
-	}
+		},
+} `,
+		expectedBazelTargets: []string{`cc_library_static(
+    name = "foo_static",
+    copts = [
+        "-I.",
+        "-I$(BINDIR)/.",
+    ] + select({
+        "//build/bazel/product_variables:malloc_not_svelte": ["-Wmalloc_not_svelte"],
+        "//conditions:default": [],
+    }) + select({
+        "//build/bazel/product_variables:malloc_not_svelte-android": ["-Wandroid_malloc_not_svelte"],
+        "//conditions:default": [],
+    }) + select({
+        "//build/bazel/product_variables:malloc_not_svelte-arm": ["-Wlib32_malloc_not_svelte"],
+        "//conditions:default": [],
+    }) + select({
+        "//build/bazel/product_variables:malloc_not_svelte-arm64": ["-Warm64_malloc_not_svelte"],
+        "//conditions:default": [],
+    }) + select({
+        "//build/bazel/product_variables:malloc_not_svelte-x86": ["-Wlib32_malloc_not_svelte"],
+        "//conditions:default": [],
+    }),
+    linkstatic = True,
+    srcs = ["common.c"],
+)`},
+	})
 }
diff --git a/bp2build/cc_object_conversion_test.go b/bp2build/cc_object_conversion_test.go
index ebc9c94..d4eeb7c 100644
--- a/bp2build/cc_object_conversion_test.go
+++ b/bp2build/cc_object_conversion_test.go
@@ -15,35 +15,34 @@
 package bp2build
 
 import (
+	"testing"
+
 	"android/soong/android"
 	"android/soong/cc"
-	"fmt"
-	"strings"
-	"testing"
 )
 
-func TestCcObjectBp2Build(t *testing.T) {
-	testCases := []struct {
-		description                        string
-		moduleTypeUnderTest                string
-		moduleTypeUnderTestFactory         android.ModuleFactory
-		moduleTypeUnderTestBp2BuildMutator func(android.TopDownMutatorContext)
-		blueprint                          string
-		expectedBazelTargets               []string
-		filesystem                         map[string]string
-	}{
-		{
-			description:                        "simple cc_object generates cc_object with include header dep",
-			moduleTypeUnderTest:                "cc_object",
-			moduleTypeUnderTestFactory:         cc.ObjectFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
-			filesystem: map[string]string{
-				"a/b/foo.h":     "",
-				"a/b/bar.h":     "",
-				"a/b/exclude.c": "",
-				"a/b/c.c":       "",
-			},
-			blueprint: `cc_object {
+func registerCcObjectModuleTypes(ctx android.RegistrationContext) {
+	// Always register cc_defaults module factory
+	ctx.RegisterModuleType("cc_defaults", func() android.Module { return cc.DefaultsFactory() })
+}
+
+func runCcObjectTestCase(t *testing.T, tc bp2buildTestCase) {
+	runBp2BuildTestCase(t, registerCcObjectModuleTypes, tc)
+}
+
+func TestCcObjectSimple(t *testing.T) {
+	runCcObjectTestCase(t, bp2buildTestCase{
+		description:                        "simple cc_object generates cc_object with include header dep",
+		moduleTypeUnderTest:                "cc_object",
+		moduleTypeUnderTestFactory:         cc.ObjectFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
+		filesystem: map[string]string{
+			"a/b/foo.h":     "",
+			"a/b/bar.h":     "",
+			"a/b/exclude.c": "",
+			"a/b/c.c":       "",
+		},
+		blueprint: `cc_object {
     name: "foo",
     local_include_dirs: ["include"],
     cflags: [
@@ -57,7 +56,7 @@
     exclude_srcs: ["a/b/exclude.c"],
 }
 `,
-			expectedBazelTargets: []string{`cc_object(
+		expectedBazelTargets: []string{`cc_object(
     name = "foo",
     copts = [
         "-fno-addrsig",
@@ -71,14 +70,17 @@
     ],
     srcs = ["a/b/c.c"],
 )`,
-			},
 		},
-		{
-			description:                        "simple cc_object with defaults",
-			moduleTypeUnderTest:                "cc_object",
-			moduleTypeUnderTestFactory:         cc.ObjectFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
-			blueprint: `cc_object {
+	})
+}
+
+func TestCcObjectDefaults(t *testing.T) {
+	runCcObjectTestCase(t, bp2buildTestCase{
+		description:                        "simple cc_object with defaults",
+		moduleTypeUnderTest:                "cc_object",
+		moduleTypeUnderTestFactory:         cc.ObjectFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
+		blueprint: `cc_object {
     name: "foo",
     local_include_dirs: ["include"],
     srcs: [
@@ -103,7 +105,7 @@
     ],
 }
 `,
-			expectedBazelTargets: []string{`cc_object(
+		expectedBazelTargets: []string{`cc_object(
     name = "foo",
     copts = [
         "-Wno-gcc-compat",
@@ -117,18 +119,20 @@
     ],
     srcs = ["a/b/c.c"],
 )`,
-			},
+		}})
+}
+
+func TestCcObjectCcObjetDepsInObjs(t *testing.T) {
+	runCcObjectTestCase(t, bp2buildTestCase{
+		description:                        "cc_object with cc_object deps in objs props",
+		moduleTypeUnderTest:                "cc_object",
+		moduleTypeUnderTestFactory:         cc.ObjectFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
+		filesystem: map[string]string{
+			"a/b/c.c": "",
+			"x/y/z.c": "",
 		},
-		{
-			description:                        "cc_object with cc_object deps in objs props",
-			moduleTypeUnderTest:                "cc_object",
-			moduleTypeUnderTestFactory:         cc.ObjectFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
-			filesystem: map[string]string{
-				"a/b/c.c": "",
-				"x/y/z.c": "",
-			},
-			blueprint: `cc_object {
+		blueprint: `cc_object {
     name: "foo",
     srcs: ["a/b/c.c"],
     objs: ["bar"],
@@ -139,7 +143,7 @@
     srcs: ["x/y/z.c"],
 }
 `,
-			expectedBazelTargets: []string{`cc_object(
+		expectedBazelTargets: []string{`cc_object(
     name = "bar",
     copts = [
         "-fno-addrsig",
@@ -157,36 +161,42 @@
     deps = [":bar"],
     srcs = ["a/b/c.c"],
 )`,
-			},
 		},
-		{
-			description:                        "cc_object with include_build_dir: false",
-			moduleTypeUnderTest:                "cc_object",
-			moduleTypeUnderTestFactory:         cc.ObjectFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
-			filesystem: map[string]string{
-				"a/b/c.c": "",
-				"x/y/z.c": "",
-			},
-			blueprint: `cc_object {
+	})
+}
+
+func TestCcObjectIncludeBuildDirFalse(t *testing.T) {
+	runCcObjectTestCase(t, bp2buildTestCase{
+		description:                        "cc_object with include_build_dir: false",
+		moduleTypeUnderTest:                "cc_object",
+		moduleTypeUnderTestFactory:         cc.ObjectFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
+		filesystem: map[string]string{
+			"a/b/c.c": "",
+			"x/y/z.c": "",
+		},
+		blueprint: `cc_object {
     name: "foo",
     srcs: ["a/b/c.c"],
     include_build_directory: false,
 }
 `,
-			expectedBazelTargets: []string{`cc_object(
+		expectedBazelTargets: []string{`cc_object(
     name = "foo",
     copts = ["-fno-addrsig"],
     srcs = ["a/b/c.c"],
 )`,
-			},
 		},
-		{
-			description:                        "cc_object with product variable",
-			moduleTypeUnderTest:                "cc_object",
-			moduleTypeUnderTestFactory:         cc.ObjectFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
-			blueprint: `cc_object {
+	})
+}
+
+func TestCcObjectProductVariable(t *testing.T) {
+	runCcObjectTestCase(t, bp2buildTestCase{
+		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: {
@@ -196,82 +206,25 @@
     },
 }
 `,
-			expectedBazelTargets: []string{`cc_object(
+		expectedBazelTargets: []string{`cc_object(
     name = "foo",
-    asflags = ["-DPLATFORM_SDK_VERSION={Platform_sdk_version}"],
+    asflags = select({
+        "//build/bazel/product_variables:platform_sdk_version": ["-DPLATFORM_SDK_VERSION={Platform_sdk_version}"],
+        "//conditions:default": [],
+    }),
     copts = ["-fno-addrsig"],
 )`,
-			},
 		},
-	}
-
-	dir := "."
-	for _, testCase := range testCases {
-		filesystem := make(map[string][]byte)
-		toParse := []string{
-			"Android.bp",
-		}
-		for f, content := range testCase.filesystem {
-			if strings.HasSuffix(f, "Android.bp") {
-				toParse = append(toParse, f)
-			}
-			filesystem[f] = []byte(content)
-		}
-		config := android.TestConfig(buildDir, nil, testCase.blueprint, filesystem)
-		ctx := android.NewTestContext(config)
-		// Always register cc_defaults module factory
-		ctx.RegisterModuleType("cc_defaults", func() android.Module { return cc.DefaultsFactory() })
-
-		ctx.RegisterModuleType(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestFactory)
-		ctx.RegisterBp2BuildMutator(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestBp2BuildMutator)
-		ctx.RegisterBp2BuildConfig(bp2buildConfig)
-		ctx.RegisterForBazelConversion()
-
-		_, errs := ctx.ParseFileList(dir, toParse)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-		_, errs = ctx.ResolveDependencies(config)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-
-		codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
-		bazelTargets := generateBazelTargetsForDir(codegenCtx, dir)
-		if actualCount, expectedCount := len(bazelTargets), len(testCase.expectedBazelTargets); actualCount != expectedCount {
-			fmt.Println(bazelTargets)
-			t.Errorf("%s: Expected %d bazel target, got %d", testCase.description, expectedCount, actualCount)
-		} else {
-			for i, target := range bazelTargets {
-				if w, g := testCase.expectedBazelTargets[i], target.content; w != g {
-					t.Errorf(
-						"%s: Expected generated Bazel target to be '%s', got '%s'",
-						testCase.description,
-						w,
-						g,
-					)
-				}
-			}
-		}
-	}
+	})
 }
 
-func TestCcObjectConfigurableAttributesBp2Build(t *testing.T) {
-	testCases := []struct {
-		description                        string
-		moduleTypeUnderTest                string
-		moduleTypeUnderTestFactory         android.ModuleFactory
-		moduleTypeUnderTestBp2BuildMutator func(android.TopDownMutatorContext)
-		blueprint                          string
-		expectedBazelTargets               []string
-		filesystem                         map[string]string
-	}{
-		{
-			description:                        "cc_object setting cflags for one arch",
-			moduleTypeUnderTest:                "cc_object",
-			moduleTypeUnderTestFactory:         cc.ObjectFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
-			blueprint: `cc_object {
+func TestCcObjectCflagsOneArch(t *testing.T) {
+	runCcObjectTestCase(t, bp2buildTestCase{
+		description:                        "cc_object setting cflags for one arch",
+		moduleTypeUnderTest:                "cc_object",
+		moduleTypeUnderTestFactory:         cc.ObjectFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
+		blueprint: `cc_object {
     name: "foo",
     srcs: ["a.cpp"],
     arch: {
@@ -284,8 +237,8 @@
     },
 }
 `,
-			expectedBazelTargets: []string{
-				`cc_object(
+		expectedBazelTargets: []string{
+			`cc_object(
     name = "foo",
     copts = [
         "-fno-addrsig",
@@ -300,14 +253,17 @@
         "//conditions:default": [],
     }),
 )`,
-			},
 		},
-		{
-			description:                        "cc_object setting cflags for 4 architectures",
-			moduleTypeUnderTest:                "cc_object",
-			moduleTypeUnderTestFactory:         cc.ObjectFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
-			blueprint: `cc_object {
+	})
+}
+
+func TestCcObjectCflagsFourArch(t *testing.T) {
+	runCcObjectTestCase(t, bp2buildTestCase{
+		description:                        "cc_object setting cflags for 4 architectures",
+		moduleTypeUnderTest:                "cc_object",
+		moduleTypeUnderTestFactory:         cc.ObjectFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
+		blueprint: `cc_object {
     name: "foo",
     srcs: ["base.cpp"],
     arch: {
@@ -330,8 +286,8 @@
     },
 }
 `,
-			expectedBazelTargets: []string{
-				`cc_object(
+		expectedBazelTargets: []string{
+			`cc_object(
     name = "foo",
     copts = [
         "-fno-addrsig",
@@ -352,14 +308,17 @@
         "//conditions:default": [],
     }),
 )`,
-			},
 		},
-		{
-			description:                        "cc_object setting cflags for multiple OSes",
-			moduleTypeUnderTest:                "cc_object",
-			moduleTypeUnderTestFactory:         cc.ObjectFactory,
-			moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
-			blueprint: `cc_object {
+	})
+}
+
+func TestCcObjectCflagsMultiOs(t *testing.T) {
+	runCcObjectTestCase(t, bp2buildTestCase{
+		description:                        "cc_object setting cflags for multiple OSes",
+		moduleTypeUnderTest:                "cc_object",
+		moduleTypeUnderTestFactory:         cc.ObjectFactory,
+		moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
+		blueprint: `cc_object {
     name: "foo",
     srcs: ["base.cpp"],
     target: {
@@ -375,8 +334,8 @@
     },
 }
 `,
-			expectedBazelTargets: []string{
-				`cc_object(
+		expectedBazelTargets: []string{
+			`cc_object(
     name = "foo",
     copts = [
         "-fno-addrsig",
@@ -390,51 +349,6 @@
     }),
     srcs = ["base.cpp"],
 )`,
-			},
 		},
-	}
-
-	dir := "."
-	for _, testCase := range testCases {
-		filesystem := make(map[string][]byte)
-		toParse := []string{
-			"Android.bp",
-		}
-		config := android.TestConfig(buildDir, nil, testCase.blueprint, filesystem)
-		ctx := android.NewTestContext(config)
-		// Always register cc_defaults module factory
-		ctx.RegisterModuleType("cc_defaults", func() android.Module { return cc.DefaultsFactory() })
-
-		ctx.RegisterModuleType(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestFactory)
-		ctx.RegisterBp2BuildMutator(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestBp2BuildMutator)
-		ctx.RegisterBp2BuildConfig(bp2buildConfig)
-		ctx.RegisterForBazelConversion()
-
-		_, errs := ctx.ParseFileList(dir, toParse)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-		_, errs = ctx.ResolveDependencies(config)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-
-		codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
-		bazelTargets := generateBazelTargetsForDir(codegenCtx, dir)
-		if actualCount, expectedCount := len(bazelTargets), len(testCase.expectedBazelTargets); actualCount != expectedCount {
-			fmt.Println(bazelTargets)
-			t.Errorf("%s: Expected %d bazel target, got %d", testCase.description, expectedCount, actualCount)
-		} else {
-			for i, target := range bazelTargets {
-				if w, g := testCase.expectedBazelTargets[i], target.content; w != g {
-					t.Errorf(
-						"%s: Expected generated Bazel target to be '%s', got '%s'",
-						testCase.description,
-						w,
-						g,
-					)
-				}
-			}
-		}
-	}
+	})
 }
diff --git a/bp2build/configurability.go b/bp2build/configurability.go
index 2b8f6cc..9869c5d 100644
--- a/bp2build/configurability.go
+++ b/bp2build/configurability.go
@@ -11,26 +11,42 @@
 
 type selects map[string]reflect.Value
 
-func getStringListValues(list bazel.StringListAttribute) (reflect.Value, selects, selects) {
+func getStringListValues(list bazel.StringListAttribute) (reflect.Value, []selects) {
 	value := reflect.ValueOf(list.Value)
 	if !list.HasConfigurableValues() {
-		return value, nil, nil
+		return value, []selects{}
 	}
 
+	selectValues := make([]selects, 0)
 	archSelects := map[string]reflect.Value{}
 	for arch, selectKey := range bazel.PlatformArchMap {
 		archSelects[selectKey] = reflect.ValueOf(list.GetValueForArch(arch))
 	}
+	if len(archSelects) > 0 {
+		selectValues = append(selectValues, archSelects)
+	}
 
 	osSelects := map[string]reflect.Value{}
 	for os, selectKey := range bazel.PlatformOsMap {
 		osSelects[selectKey] = reflect.ValueOf(list.GetValueForOS(os))
 	}
+	if len(osSelects) > 0 {
+		selectValues = append(selectValues, osSelects)
+	}
 
-	return value, archSelects, osSelects
+	for _, pv := range list.SortedProductVariables() {
+		s := make(selects)
+		if len(pv.Values) > 0 {
+			s[pv.SelectKey()] = reflect.ValueOf(pv.Values)
+			s[bazel.ConditionsDefaultSelectKey] = reflect.ValueOf([]string{})
+			selectValues = append(selectValues, s)
+		}
+	}
+
+	return value, selectValues
 }
 
-func getLabelValue(label bazel.LabelAttribute) (reflect.Value, selects, selects) {
+func getLabelValue(label bazel.LabelAttribute) (reflect.Value, []selects) {
 	var value reflect.Value
 	var archSelects selects
 
@@ -43,13 +59,13 @@
 		value = reflect.ValueOf(label.Value)
 	}
 
-	return value, archSelects, nil
+	return value, []selects{archSelects}
 }
 
-func getLabelListValues(list bazel.LabelListAttribute) (reflect.Value, selects, selects) {
+func getLabelListValues(list bazel.LabelListAttribute) (reflect.Value, []selects) {
 	value := reflect.ValueOf(list.Value.Includes)
 	if !list.HasConfigurableValues() {
-		return value, nil, nil
+		return value, []selects{}
 	}
 
 	archSelects := map[string]reflect.Value{}
@@ -62,29 +78,30 @@
 		osSelects[selectKey] = reflect.ValueOf(list.GetValueForOS(os).Includes)
 	}
 
-	return value, archSelects, osSelects
+	return value, []selects{archSelects, osSelects}
 }
 
 // prettyPrintAttribute converts an Attribute to its Bazel syntax. May contain
 // select statements.
 func prettyPrintAttribute(v bazel.Attribute, indent int) (string, error) {
 	var value reflect.Value
-	var archSelects, osSelects selects
+	var configurableAttrs []selects
 	var defaultSelectValue string
 	switch list := v.(type) {
 	case bazel.StringListAttribute:
-		value, archSelects, osSelects = getStringListValues(list)
+		value, configurableAttrs = getStringListValues(list)
 		defaultSelectValue = "[]"
 	case bazel.LabelListAttribute:
-		value, archSelects, osSelects = getLabelListValues(list)
+		value, configurableAttrs = getLabelListValues(list)
 		defaultSelectValue = "[]"
 	case bazel.LabelAttribute:
-		value, archSelects, osSelects = getLabelValue(list)
+		value, configurableAttrs = getLabelValue(list)
 		defaultSelectValue = "None"
 	default:
 		return "", fmt.Errorf("Not a supported Bazel attribute type: %s", v)
 	}
 
+	var err error
 	ret := ""
 	if value.Kind() != reflect.Invalid {
 		s, err := prettyPrint(value, indent)
@@ -108,13 +125,14 @@
 		return s, nil
 	}
 
-	ret, err := appendSelects(archSelects, defaultSelectValue, ret)
-	if err != nil {
-		return "", err
+	for _, configurableAttr := range configurableAttrs {
+		ret, err = appendSelects(configurableAttr, defaultSelectValue, ret)
+		if err != nil {
+			return "", err
+		}
 	}
 
-	ret, err = appendSelects(osSelects, defaultSelectValue, ret)
-	return ret, err
+	return ret, nil
 }
 
 // prettyPrintSelectMap converts a map of select keys to reflected Values as a generic way
@@ -125,11 +143,10 @@
 	}
 
 	// addConditionsDefault := false
-	conditionsDefaultKey := bazel.PlatformArchMap[bazel.CONDITIONS_DEFAULT]
 
 	var selects string
 	for _, selectKey := range android.SortedStringKeys(selectMap) {
-		if selectKey == conditionsDefaultKey {
+		if selectKey == bazel.ConditionsDefaultSelectKey {
 			// Handle default condition later.
 			continue
 		}
@@ -159,14 +176,14 @@
 	ret += selects
 
 	// Handle the default condition
-	s, err := prettyPrintSelectEntry(selectMap[conditionsDefaultKey], conditionsDefaultKey, indent)
+	s, err := prettyPrintSelectEntry(selectMap[bazel.ConditionsDefaultSelectKey], bazel.ConditionsDefaultSelectKey, indent)
 	if err != nil {
 		return "", err
 	}
 	if s == "" {
 		// Print an explicit empty list (the default value) even if the value is
 		// empty, to avoid errors about not finding a configuration that matches.
-		ret += fmt.Sprintf("%s\"%s\": %s,\n", makeIndent(indent+1), "//conditions:default", defaultValue)
+		ret += fmt.Sprintf("%s\"%s\": %s,\n", makeIndent(indent+1), bazel.ConditionsDefaultSelectKey, defaultValue)
 	} else {
 		// Print the custom default value.
 		ret += s
diff --git a/bp2build/conversion.go b/bp2build/conversion.go
index 101ad3d..bced4c1 100644
--- a/bp2build/conversion.go
+++ b/bp2build/conversion.go
@@ -5,7 +5,6 @@
 	"android/soong/cc/config"
 	"fmt"
 	"reflect"
-	"sort"
 	"strings"
 
 	"github.com/google/blueprint/proptools"
@@ -64,22 +63,28 @@
 			continue
 		}
 		targets := buildToTargets[dir]
-		sort.Slice(targets, func(i, j int) bool {
-			// this will cover all bp2build generated targets
-			if targets[i].name < targets[j].name {
-				return true
-			}
-			// give a strict ordering to content from hand-crafted targets
-			return targets[i].content < targets[j].content
-		})
-		content := soongModuleLoad
+		targets.sort()
+
+		var content string
 		if mode == Bp2Build {
-			content = `# This file was automatically generated by bp2build for the Bazel migration project.
-# Feel free to edit or test it, but do *not* check it into your version control system.`
-			content += "\n\n"
-			content += "package(default_visibility = [\"//visibility:public\"])"
-			content += "\n\n"
+			content = `# READ THIS FIRST:
+# This file was automatically generated by bp2build for the Bazel migration project.
+# Feel free to edit or test it, but do *not* check it into your version control system.
+`
+			if targets.hasHandcraftedTargets() {
+				// For BUILD files with both handcrafted and generated targets,
+				// don't hardcode actual content, like package() declarations.
+				// Leave that responsibility to the checked-in BUILD file
+				// instead.
+				content += `# This file contains generated targets and handcrafted targets that are manually managed in the source tree.`
+			} else {
+				// For fully-generated BUILD files, hardcode the default visibility.
+				content += "package(default_visibility = [\"//visibility:public\"])"
+			}
+			content += "\n"
 			content += targets.LoadStatements()
+		} else if mode == QueryView {
+			content = soongModuleLoad
 		}
 		if content != "" {
 			// If there are load statements, add a couple of newlines.
diff --git a/bp2build/python_binary_conversion_test.go b/bp2build/python_binary_conversion_test.go
index ed509bf..95bce3c 100644
--- a/bp2build/python_binary_conversion_test.go
+++ b/bp2build/python_binary_conversion_test.go
@@ -1,36 +1,30 @@
 package bp2build
 
 import (
+	"testing"
+
 	"android/soong/android"
 	"android/soong/python"
-	"fmt"
-	"strings"
-	"testing"
 )
 
-func TestPythonBinaryHost(t *testing.T) {
-	testCases := []struct {
-		description                        string
-		moduleTypeUnderTest                string
-		moduleTypeUnderTestFactory         android.ModuleFactory
-		moduleTypeUnderTestBp2BuildMutator func(android.TopDownMutatorContext)
-		blueprint                          string
-		expectedBazelTargets               []string
-		filesystem                         map[string]string
-	}{
-		{
-			description:                        "simple python_binary_host converts to a native py_binary",
-			moduleTypeUnderTest:                "python_binary_host",
-			moduleTypeUnderTestFactory:         python.PythonBinaryHostFactory,
-			moduleTypeUnderTestBp2BuildMutator: python.PythonBinaryBp2Build,
-			filesystem: map[string]string{
-				"a.py":           "",
-				"b/c.py":         "",
-				"b/d.py":         "",
-				"b/e.py":         "",
-				"files/data.txt": "",
-			},
-			blueprint: `python_binary_host {
+func runPythonTestCase(t *testing.T, tc bp2buildTestCase) {
+	runBp2BuildTestCase(t, func(ctx android.RegistrationContext) {}, tc)
+}
+
+func TestPythonBinaryHostSimple(t *testing.T) {
+	runPythonTestCase(t, bp2buildTestCase{
+		description:                        "simple python_binary_host converts to a native py_binary",
+		moduleTypeUnderTest:                "python_binary_host",
+		moduleTypeUnderTestFactory:         python.PythonBinaryHostFactory,
+		moduleTypeUnderTestBp2BuildMutator: python.PythonBinaryBp2Build,
+		filesystem: map[string]string{
+			"a.py":           "",
+			"b/c.py":         "",
+			"b/d.py":         "",
+			"b/e.py":         "",
+			"files/data.txt": "",
+		},
+		blueprint: `python_binary_host {
     name: "foo",
     main: "a.py",
     srcs: ["**/*.py"],
@@ -39,7 +33,7 @@
     bazel_module: { bp2build_available: true },
 }
 `,
-			expectedBazelTargets: []string{`py_binary(
+		expectedBazelTargets: []string{`py_binary(
     name = "foo",
     data = ["files/data.txt"],
     main = "a.py",
@@ -49,14 +43,17 @@
         "b/d.py",
     ],
 )`,
-			},
 		},
-		{
-			description:                        "py2 python_binary_host",
-			moduleTypeUnderTest:                "python_binary_host",
-			moduleTypeUnderTestFactory:         python.PythonBinaryHostFactory,
-			moduleTypeUnderTestBp2BuildMutator: python.PythonBinaryBp2Build,
-			blueprint: `python_binary_host {
+	})
+}
+
+func TestPythonBinaryHostPy2(t *testing.T) {
+	runPythonTestCase(t, bp2buildTestCase{
+		description:                        "py2 python_binary_host",
+		moduleTypeUnderTest:                "python_binary_host",
+		moduleTypeUnderTestFactory:         python.PythonBinaryHostFactory,
+		moduleTypeUnderTestBp2BuildMutator: python.PythonBinaryBp2Build,
+		blueprint: `python_binary_host {
     name: "foo",
     srcs: ["a.py"],
     version: {
@@ -71,19 +68,22 @@
     bazel_module: { bp2build_available: true },
 }
 `,
-			expectedBazelTargets: []string{`py_binary(
+		expectedBazelTargets: []string{`py_binary(
     name = "foo",
     python_version = "PY2",
     srcs = ["a.py"],
 )`,
-			},
 		},
-		{
-			description:                        "py3 python_binary_host",
-			moduleTypeUnderTest:                "python_binary_host",
-			moduleTypeUnderTestFactory:         python.PythonBinaryHostFactory,
-			moduleTypeUnderTestBp2BuildMutator: python.PythonBinaryBp2Build,
-			blueprint: `python_binary_host {
+	})
+}
+
+func TestPythonBinaryHostPy3(t *testing.T) {
+	runPythonTestCase(t, bp2buildTestCase{
+		description:                        "py3 python_binary_host",
+		moduleTypeUnderTest:                "python_binary_host",
+		moduleTypeUnderTestFactory:         python.PythonBinaryHostFactory,
+		moduleTypeUnderTestBp2BuildMutator: python.PythonBinaryBp2Build,
+		blueprint: `python_binary_host {
     name: "foo",
     srcs: ["a.py"],
     version: {
@@ -98,60 +98,12 @@
     bazel_module: { bp2build_available: true },
 }
 `,
-			expectedBazelTargets: []string{
-				// python_version is PY3 by default.
-				`py_binary(
+		expectedBazelTargets: []string{
+			// python_version is PY3 by default.
+			`py_binary(
     name = "foo",
     srcs = ["a.py"],
 )`,
-			},
 		},
-	}
-
-	dir := "."
-	for _, testCase := range testCases {
-		filesystem := make(map[string][]byte)
-		toParse := []string{
-			"Android.bp",
-		}
-		for f, content := range testCase.filesystem {
-			if strings.HasSuffix(f, "Android.bp") {
-				toParse = append(toParse, f)
-			}
-			filesystem[f] = []byte(content)
-		}
-		config := android.TestConfig(buildDir, nil, testCase.blueprint, filesystem)
-		ctx := android.NewTestContext(config)
-
-		ctx.RegisterModuleType(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestFactory)
-		ctx.RegisterBp2BuildMutator(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestBp2BuildMutator)
-		ctx.RegisterForBazelConversion()
-
-		_, errs := ctx.ParseFileList(dir, toParse)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-		_, errs = ctx.ResolveDependencies(config)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-
-		codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
-		bazelTargets := generateBazelTargetsForDir(codegenCtx, dir)
-		if actualCount, expectedCount := len(bazelTargets), len(testCase.expectedBazelTargets); actualCount != expectedCount {
-			fmt.Println(bazelTargets)
-			t.Errorf("%s: Expected %d bazel target, got %d", testCase.description, expectedCount, actualCount)
-		} else {
-			for i, target := range bazelTargets {
-				if w, g := testCase.expectedBazelTargets[i], target.content; w != g {
-					t.Errorf(
-						"%s: Expected generated Bazel target to be '%s', got '%s'",
-						testCase.description,
-						w,
-						g,
-					)
-				}
-			}
-		}
-	}
+	})
 }
diff --git a/bp2build/sh_conversion_test.go b/bp2build/sh_conversion_test.go
index 575bf58..91bba54 100644
--- a/bp2build/sh_conversion_test.go
+++ b/bp2build/sh_conversion_test.go
@@ -15,10 +15,10 @@
 package bp2build
 
 import (
+	"testing"
+
 	"android/soong/android"
 	"android/soong/sh"
-	"strings"
-	"testing"
 )
 
 func TestShBinaryLoadStatement(t *testing.T) {
@@ -46,88 +46,26 @@
 			t.Fatalf("Expected load statements to be %s, got %s", expected, actual)
 		}
 	}
-
 }
 
-func TestShBinaryBp2Build(t *testing.T) {
-	testCases := []struct {
-		description                        string
-		moduleTypeUnderTest                string
-		moduleTypeUnderTestFactory         android.ModuleFactory
-		moduleTypeUnderTestBp2BuildMutator func(android.TopDownMutatorContext)
-		preArchMutators                    []android.RegisterMutatorFunc
-		depsMutators                       []android.RegisterMutatorFunc
-		bp                                 string
-		expectedBazelTargets               []string
-		filesystem                         map[string]string
-		dir                                string
-	}{
-		{
-			description:                        "sh_binary test",
-			moduleTypeUnderTest:                "sh_binary",
-			moduleTypeUnderTestFactory:         sh.ShBinaryFactory,
-			moduleTypeUnderTestBp2BuildMutator: sh.ShBinaryBp2Build,
-			bp: `sh_binary {
+func runShBinaryTestCase(t *testing.T, tc bp2buildTestCase) {
+	runBp2BuildTestCase(t, func(ctx android.RegistrationContext) {}, tc)
+}
+
+func TestShBinarySimple(t *testing.T) {
+	runShBinaryTestCase(t, bp2buildTestCase{
+		description:                        "sh_binary test",
+		moduleTypeUnderTest:                "sh_binary",
+		moduleTypeUnderTestFactory:         sh.ShBinaryFactory,
+		moduleTypeUnderTestBp2BuildMutator: sh.ShBinaryBp2Build,
+		blueprint: `sh_binary {
     name: "foo",
     src: "foo.sh",
     bazel_module: { bp2build_available: true },
 }`,
-			expectedBazelTargets: []string{`sh_binary(
+		expectedBazelTargets: []string{`sh_binary(
     name = "foo",
     srcs = ["foo.sh"],
 )`},
-		},
-	}
-
-	dir := "."
-	for _, testCase := range testCases {
-		filesystem := make(map[string][]byte)
-		toParse := []string{
-			"Android.bp",
-		}
-		for f, content := range testCase.filesystem {
-			if strings.HasSuffix(f, "Android.bp") {
-				toParse = append(toParse, f)
-			}
-			filesystem[f] = []byte(content)
-		}
-		config := android.TestConfig(buildDir, nil, testCase.bp, filesystem)
-		ctx := android.NewTestContext(config)
-		ctx.RegisterModuleType(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestFactory)
-		for _, m := range testCase.depsMutators {
-			ctx.DepsBp2BuildMutators(m)
-		}
-		ctx.RegisterBp2BuildMutator(testCase.moduleTypeUnderTest, testCase.moduleTypeUnderTestBp2BuildMutator)
-		ctx.RegisterForBazelConversion()
-
-		_, errs := ctx.ParseFileList(dir, toParse)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-		_, errs = ctx.ResolveDependencies(config)
-		if errored(t, testCase.description, errs) {
-			continue
-		}
-
-		checkDir := dir
-		if testCase.dir != "" {
-			checkDir = testCase.dir
-		}
-		codegenCtx := NewCodegenContext(config, *ctx.Context, Bp2Build)
-		bazelTargets := generateBazelTargetsForDir(codegenCtx, checkDir)
-		if actualCount, expectedCount := len(bazelTargets), len(testCase.expectedBazelTargets); actualCount != expectedCount {
-			t.Errorf("%s: Expected %d bazel target, got %d", testCase.description, expectedCount, actualCount)
-		} else {
-			for i, target := range bazelTargets {
-				if w, g := testCase.expectedBazelTargets[i], target.content; w != g {
-					t.Errorf(
-						"%s: Expected generated Bazel target to be '%s', got '%s'",
-						testCase.description,
-						w,
-						g,
-					)
-				}
-			}
-		}
-	}
+	})
 }
diff --git a/cc/bp2build.go b/cc/bp2build.go
index 75543ac..0c827c5 100644
--- a/cc/bp2build.go
+++ b/cc/bp2build.go
@@ -318,6 +318,21 @@
 		}
 	}
 
+	productVariableProps := android.ProductVariableProperties(ctx)
+	if props, exists := productVariableProps["Cflags"]; exists {
+		for _, prop := range props {
+			flags, ok := prop.Property.([]string)
+			if !ok {
+				ctx.ModuleErrorf("Could not convert product variable cflag property")
+			}
+			newFlags, _ := bazel.TryVariableSubstitutions(flags, prop.ProductConfigVariable)
+			copts.ProductValues = append(copts.ProductValues, bazel.ProductVariableValues{
+				ProductVariable: prop.ProductConfigVariable,
+				Values:          newFlags,
+			})
+		}
+	}
+
 	return compilerAttributes{
 		srcs:  srcs,
 		copts: copts,
@@ -329,6 +344,7 @@
 	deps             bazel.LabelListAttribute
 	dynamicDeps      bazel.LabelListAttribute
 	wholeArchiveDeps bazel.LabelListAttribute
+	exportedDeps     bazel.LabelListAttribute
 	linkopts         bazel.StringListAttribute
 	versionScript    bazel.LabelAttribute
 }
@@ -346,6 +362,7 @@
 // configurable attribute values.
 func bp2BuildParseLinkerProps(ctx android.TopDownMutatorContext, module *Module) linkerAttributes {
 	var deps bazel.LabelListAttribute
+	var exportedDeps bazel.LabelListAttribute
 	var dynamicDeps bazel.LabelListAttribute
 	var wholeArchiveDeps bazel.LabelListAttribute
 	var linkopts bazel.StringListAttribute
@@ -354,11 +371,12 @@
 	for _, linkerProps := range module.linker.linkerProps() {
 		if baseLinkerProps, ok := linkerProps.(*BaseLinkerProperties); ok {
 			libs := baseLinkerProps.Header_libs
-			libs = append(libs, baseLinkerProps.Export_header_lib_headers...)
 			libs = append(libs, baseLinkerProps.Static_libs...)
+			exportedLibs := baseLinkerProps.Export_header_lib_headers
 			wholeArchiveLibs := baseLinkerProps.Whole_static_libs
 			libs = android.SortedUniqueStrings(libs)
 			deps = bazel.MakeLabelListAttribute(android.BazelLabelForModuleDeps(ctx, libs))
+			exportedDeps = bazel.MakeLabelListAttribute(android.BazelLabelForModuleDeps(ctx, exportedLibs))
 			linkopts.Value = getBp2BuildLinkerFlags(baseLinkerProps)
 			wholeArchiveDeps = bazel.MakeLabelListAttribute(android.BazelLabelForModuleDeps(ctx, wholeArchiveLibs))
 
@@ -376,11 +394,12 @@
 	for arch, p := range module.GetArchProperties(ctx, &BaseLinkerProperties{}) {
 		if baseLinkerProps, ok := p.(*BaseLinkerProperties); ok {
 			libs := baseLinkerProps.Header_libs
-			libs = append(libs, baseLinkerProps.Export_header_lib_headers...)
 			libs = append(libs, baseLinkerProps.Static_libs...)
+			exportedLibs := baseLinkerProps.Export_header_lib_headers
 			wholeArchiveLibs := baseLinkerProps.Whole_static_libs
 			libs = android.SortedUniqueStrings(libs)
 			deps.SetValueForArch(arch.Name, android.BazelLabelForModuleDeps(ctx, libs))
+			exportedDeps.SetValueForArch(arch.Name, android.BazelLabelForModuleDeps(ctx, exportedLibs))
 			linkopts.SetValueForArch(arch.Name, getBp2BuildLinkerFlags(baseLinkerProps))
 			wholeArchiveDeps.SetValueForArch(arch.Name, android.BazelLabelForModuleDeps(ctx, wholeArchiveLibs))
 
@@ -397,12 +416,13 @@
 	for os, p := range module.GetTargetProperties(ctx, &BaseLinkerProperties{}) {
 		if baseLinkerProps, ok := p.(*BaseLinkerProperties); ok {
 			libs := baseLinkerProps.Header_libs
-			libs = append(libs, baseLinkerProps.Export_header_lib_headers...)
 			libs = append(libs, baseLinkerProps.Static_libs...)
+			exportedLibs := baseLinkerProps.Export_header_lib_headers
 			wholeArchiveLibs := baseLinkerProps.Whole_static_libs
 			libs = android.SortedUniqueStrings(libs)
 			wholeArchiveDeps.SetValueForOS(os.Name, android.BazelLabelForModuleDeps(ctx, wholeArchiveLibs))
 			deps.SetValueForOS(os.Name, android.BazelLabelForModuleDeps(ctx, libs))
+			exportedDeps.SetValueForOS(os.Name, android.BazelLabelForModuleDeps(ctx, exportedLibs))
 
 			linkopts.SetValueForOS(os.Name, getBp2BuildLinkerFlags(baseLinkerProps))
 
@@ -413,6 +433,7 @@
 
 	return linkerAttributes{
 		deps:             deps,
+		exportedDeps:     exportedDeps,
 		dynamicDeps:      dynamicDeps,
 		wholeArchiveDeps: wholeArchiveDeps,
 		linkopts:         linkopts,
diff --git a/cc/cc_test.go b/cc/cc_test.go
index d82619a..5acafbe 100644
--- a/cc/cc_test.go
+++ b/cc/cc_test.go
@@ -554,6 +554,13 @@
 			}
 		}
 
+		cc_library {
+			name: "libclang_rt.hwasan-llndk",
+			llndk: {
+				symbol_file: "libclang_rt.hwasan.map.txt",
+			}
+		}
+
 		cc_library_headers {
 			name: "libllndk_headers",
 			llndk: {
@@ -661,7 +668,7 @@
 		"VNDK-product: libvndk_product.so",
 		"VNDK-product: libvndk_sp_product_private-x.so",
 	})
-	checkVndkLibrariesOutput(t, ctx, "llndk.libraries.txt", []string{"libc.so", "libdl.so", "libft2.so", "libllndk.so", "libm.so"})
+	checkVndkLibrariesOutput(t, ctx, "llndk.libraries.txt", []string{"libc.so", "libclang_rt.hwasan-llndk.so", "libdl.so", "libft2.so", "libllndk.so", "libm.so"})
 	checkVndkLibrariesOutput(t, ctx, "vndkcore.libraries.txt", []string{"libvndk-private.so", "libvndk.so", "libvndk_product.so"})
 	checkVndkLibrariesOutput(t, ctx, "vndksp.libraries.txt", []string{"libc++.so", "libvndk_sp-x.so", "libvndk_sp_private-x.so", "libvndk_sp_product_private-x.so"})
 	checkVndkLibrariesOutput(t, ctx, "vndkprivate.libraries.txt", []string{"libft2.so", "libvndk-private.so", "libvndk_sp_private-x.so", "libvndk_sp_product_private-x.so"})
diff --git a/cc/coverage.go b/cc/coverage.go
index b2788ec..baf4226 100644
--- a/cc/coverage.go
+++ b/cc/coverage.go
@@ -96,7 +96,8 @@
 			// flags that the module may use.
 			flags.Local.CFlags = append(flags.Local.CFlags, "-Wno-frame-larger-than=", "-O0")
 		} else if clangCoverage {
-			flags.Local.CommonFlags = append(flags.Local.CommonFlags, profileInstrFlag, "-fcoverage-mapping", "-Wno-pass-failed")
+			flags.Local.CommonFlags = append(flags.Local.CommonFlags, profileInstrFlag,
+				"-fcoverage-mapping", "-Wno-pass-failed", "-D__ANDROID_CLANG_COVERAGE__")
 		}
 	}
 
diff --git a/cc/library.go b/cc/library.go
index 1ba3597..c918b96 100644
--- a/cc/library.go
+++ b/cc/library.go
@@ -221,17 +221,19 @@
 // For bp2build conversion.
 type bazelCcLibraryAttributes struct {
 	// Attributes pertaining to both static and shared variants.
-	Srcs               bazel.LabelListAttribute
-	Hdrs               bazel.LabelListAttribute
-	Deps               bazel.LabelListAttribute
-	Dynamic_deps       bazel.LabelListAttribute
-	Whole_archive_deps bazel.LabelListAttribute
-	Copts              bazel.StringListAttribute
-	Includes           bazel.StringListAttribute
-	Linkopts           bazel.StringListAttribute
+	Srcs                bazel.LabelListAttribute
+	Hdrs                bazel.LabelListAttribute
+	Deps                bazel.LabelListAttribute
+	Implementation_deps bazel.LabelListAttribute
+	Dynamic_deps        bazel.LabelListAttribute
+	Whole_archive_deps  bazel.LabelListAttribute
+	Copts               bazel.StringListAttribute
+	Includes            bazel.StringListAttribute
+	Linkopts            bazel.StringListAttribute
 	// Attributes pertaining to shared variant.
 	Shared_copts                  bazel.StringListAttribute
 	Shared_srcs                   bazel.LabelListAttribute
+	Exported_deps_for_shared      bazel.LabelListAttribute
 	Static_deps_for_shared        bazel.LabelListAttribute
 	Dynamic_deps_for_shared       bazel.LabelListAttribute
 	Whole_archive_deps_for_shared bazel.LabelListAttribute
@@ -240,6 +242,7 @@
 	// Attributes pertaining to static variant.
 	Static_copts                  bazel.StringListAttribute
 	Static_srcs                   bazel.LabelListAttribute
+	Exported_deps_for_static      bazel.LabelListAttribute
 	Static_deps_for_static        bazel.LabelListAttribute
 	Dynamic_deps_for_static       bazel.LabelListAttribute
 	Whole_archive_deps_for_static bazel.LabelListAttribute
@@ -292,7 +295,8 @@
 
 	attrs := &bazelCcLibraryAttributes{
 		Srcs:                          srcs,
-		Deps:                          linkerAttrs.deps,
+		Implementation_deps:           linkerAttrs.deps,
+		Deps:                          linkerAttrs.exportedDeps,
 		Dynamic_deps:                  linkerAttrs.dynamicDeps,
 		Whole_archive_deps:            linkerAttrs.wholeArchiveDeps,
 		Copts:                         compilerAttrs.copts,
@@ -2217,14 +2221,15 @@
 }
 
 type bazelCcLibraryStaticAttributes struct {
-	Copts              bazel.StringListAttribute
-	Srcs               bazel.LabelListAttribute
-	Deps               bazel.LabelListAttribute
-	Whole_archive_deps bazel.LabelListAttribute
-	Linkopts           bazel.StringListAttribute
-	Linkstatic         bool
-	Includes           bazel.StringListAttribute
-	Hdrs               bazel.LabelListAttribute
+	Copts               bazel.StringListAttribute
+	Srcs                bazel.LabelListAttribute
+	Implementation_deps bazel.LabelListAttribute
+	Deps                bazel.LabelListAttribute
+	Whole_archive_deps  bazel.LabelListAttribute
+	Linkopts            bazel.StringListAttribute
+	Linkstatic          bool
+	Includes            bazel.StringListAttribute
+	Hdrs                bazel.LabelListAttribute
 }
 
 type bazelCcLibraryStatic struct {
@@ -2245,10 +2250,11 @@
 	exportedIncludes := bp2BuildParseExportedIncludes(ctx, module)
 
 	attrs := &bazelCcLibraryStaticAttributes{
-		Copts:              compilerAttrs.copts,
-		Srcs:               compilerAttrs.srcs,
-		Deps:               linkerAttrs.deps,
-		Whole_archive_deps: linkerAttrs.wholeArchiveDeps,
+		Copts:               compilerAttrs.copts,
+		Srcs:                compilerAttrs.srcs,
+		Implementation_deps: linkerAttrs.deps,
+		Deps:                linkerAttrs.exportedDeps,
+		Whole_archive_deps:  linkerAttrs.wholeArchiveDeps,
 
 		Linkopts:   linkerAttrs.linkopts,
 		Linkstatic: true,
diff --git a/cc/library_headers.go b/cc/library_headers.go
index 0aba8de..2065929 100644
--- a/cc/library_headers.go
+++ b/cc/library_headers.go
@@ -109,10 +109,11 @@
 }
 
 type bazelCcLibraryHeadersAttributes struct {
-	Copts    bazel.StringListAttribute
-	Hdrs     bazel.LabelListAttribute
-	Includes bazel.StringListAttribute
-	Deps     bazel.LabelListAttribute
+	Copts               bazel.StringListAttribute
+	Hdrs                bazel.LabelListAttribute
+	Includes            bazel.StringListAttribute
+	Deps                bazel.LabelListAttribute
+	Implementation_deps bazel.LabelListAttribute
 }
 
 type bazelCcLibraryHeaders struct {
@@ -147,9 +148,10 @@
 	linkerAttrs := bp2BuildParseLinkerProps(ctx, module)
 
 	attrs := &bazelCcLibraryHeadersAttributes{
-		Copts:    compilerAttrs.copts,
-		Includes: exportedIncludes,
-		Deps:     linkerAttrs.deps,
+		Copts:               compilerAttrs.copts,
+		Includes:            exportedIncludes,
+		Implementation_deps: linkerAttrs.deps,
+		Deps:                linkerAttrs.exportedDeps,
 	}
 
 	props := bazel.BazelTargetModuleProperties{
diff --git a/cc/object.go b/cc/object.go
index d8f1aba..704cb69 100644
--- a/cc/object.go
+++ b/cc/object.go
@@ -116,7 +116,7 @@
 	Hdrs    bazel.LabelListAttribute
 	Deps    bazel.LabelListAttribute
 	Copts   bazel.StringListAttribute
-	Asflags []string
+	Asflags bazel.StringListAttribute
 }
 
 type bazelObject struct {
@@ -157,7 +157,7 @@
 
 	// Set arch-specific configurable attributes
 	compilerAttrs := bp2BuildParseCompilerProps(ctx, m)
-	var asFlags []string
+	var asFlags bazel.StringListAttribute
 
 	var deps bazel.LabelListAttribute
 	for _, props := range m.linker.linkerProps() {
@@ -176,10 +176,11 @@
 				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...)
-			}
+			newFlags, _ := bazel.TryVariableSubstitutions(flags, prop.ProductConfigVariable)
+			asFlags.ProductValues = append(asFlags.ProductValues, bazel.ProductVariableValues{
+				ProductVariable: prop.ProductConfigVariable,
+				Values:          newFlags,
+			})
 		}
 	}
 	// TODO(b/183595872) warn/error if we're not handling product variables
diff --git a/cc/vndk.go b/cc/vndk.go
index 0254edc..6a56c34 100644
--- a/cc/vndk.go
+++ b/cc/vndk.go
@@ -234,7 +234,6 @@
 
 var (
 	llndkLibraries                = vndkModuleLister(func(m *Module) bool { return m.VendorProperties.IsLLNDK && !m.Header() })
-	llndkLibrariesWithoutHWASAN   = vndkModuleListRemover(llndkLibraries, "libclang_rt.hwasan-")
 	vndkSPLibraries               = vndkModuleLister(func(m *Module) bool { return m.VendorProperties.IsVNDKSP })
 	vndkCoreLibraries             = vndkModuleLister(func(m *Module) bool { return m.VendorProperties.IsVNDKCore })
 	vndkPrivateLibraries          = vndkModuleLister(func(m *Module) bool { return m.VendorProperties.IsVNDKPrivate })
@@ -419,10 +418,6 @@
 }
 
 func RegisterVndkLibraryTxtTypes(ctx android.RegistrationContext) {
-	// Make uses LLNDK_LIBRARIES to determine which libraries to install.
-	// HWASAN is only part of the LL-NDK in builds in which libc depends on HWASAN.
-	// Therefore, by removing the library here, we cause it to only be installed if libc
-	// depends on it.
 	ctx.RegisterSingletonModuleType("llndk_libraries_txt", llndkLibrariesTxtFactory)
 	ctx.RegisterSingletonModuleType("vndksp_libraries_txt", vndkSPLibrariesTxtFactory)
 	ctx.RegisterSingletonModuleType("vndkcore_libraries_txt", vndkCoreLibrariesTxtFactory)
@@ -434,8 +429,9 @@
 type vndkLibrariesTxt struct {
 	android.SingletonModuleBase
 
-	lister      moduleListerFunc
-	makeVarName string
+	lister               moduleListerFunc
+	makeVarName          string
+	filterOutFromMakeVar string
 
 	properties VndkLibrariesTxtProperties
 
@@ -454,8 +450,12 @@
 // llndk_libraries_txt is a singleton module whose content is a list of LLNDK libraries
 // generated by Soong but can be referenced by other modules.
 // For example, apex_vndk can depend on these files as prebuilt.
+// Make uses LLNDK_LIBRARIES to determine which libraries to install.
+// HWASAN is only part of the LL-NDK in builds in which libc depends on HWASAN.
+// Therefore, by removing the library here, we cause it to only be installed if libc
+// depends on it.
 func llndkLibrariesTxtFactory() android.SingletonModule {
-	return newVndkLibrariesTxt(llndkLibrariesWithoutHWASAN, "LLNDK_LIBRARIES")
+	return newVndkLibrariesWithMakeVarFilter(llndkLibraries, "LLNDK_LIBRARIES", "libclang_rt.hwasan-")
 }
 
 // vndksp_libraries_txt is a singleton module whose content is a list of VNDKSP libraries
@@ -493,16 +493,21 @@
 	return newVndkLibrariesTxt(vndkUsingCoreVariantLibraries, "VNDK_USING_CORE_VARIANT_LIBRARIES")
 }
 
-func newVndkLibrariesTxt(lister moduleListerFunc, makeVarName string) android.SingletonModule {
+func newVndkLibrariesWithMakeVarFilter(lister moduleListerFunc, makeVarName string, filter string) android.SingletonModule {
 	m := &vndkLibrariesTxt{
-		lister:      lister,
-		makeVarName: makeVarName,
+		lister:               lister,
+		makeVarName:          makeVarName,
+		filterOutFromMakeVar: filter,
 	}
 	m.AddProperties(&m.properties)
 	android.InitAndroidModule(m)
 	return m
 }
 
+func newVndkLibrariesTxt(lister moduleListerFunc, makeVarName string) android.SingletonModule {
+	return newVndkLibrariesWithMakeVarFilter(lister, makeVarName, "")
+}
+
 func insertVndkVersion(filename string, vndkVersion string) string {
 	if index := strings.LastIndex(filename, "."); index != -1 {
 		return filename[:index] + "." + vndkVersion + filename[index:]
@@ -542,8 +547,21 @@
 }
 
 func (txt *vndkLibrariesTxt) MakeVars(ctx android.MakeVarsContext) {
-	ctx.Strict(txt.makeVarName, strings.Join(txt.moduleNames, " "))
-
+	filter := func(modules []string, prefix string) []string {
+		if prefix == "" {
+			return modules
+		}
+		var result []string
+		for _, module := range modules {
+			if strings.HasPrefix(module, prefix) {
+				continue
+			} else {
+				result = append(result, module)
+			}
+		}
+		return result
+	}
+	ctx.Strict(txt.makeVarName, strings.Join(filter(txt.moduleNames, txt.filterOutFromMakeVar), " "))
 }
 
 // PrebuiltEtcModule interface
diff --git a/cmd/soong_build/main.go b/cmd/soong_build/main.go
index 70c8856..7abb67f 100644
--- a/cmd/soong_build/main.go
+++ b/cmd/soong_build/main.go
@@ -175,6 +175,9 @@
 	writeFakeNinjaFile(extraNinjaDeps, configuration.BuildDir())
 }
 
+// doChosenActivity runs Soong for a specific activity, like bp2build, queryview
+// or the actual Soong build for the build.ninja file. Returns the top level
+// output file of the specific activity.
 func doChosenActivity(configuration android.Config, extraNinjaDeps []string) string {
 	bazelConversionRequested := bp2buildMarker != ""
 	mixedModeBuild := configuration.BazelContext.BazelEnabled()
@@ -187,11 +190,7 @@
 		// Run the alternate pipeline of bp2build mutators and singleton to convert
 		// Blueprint to BUILD files before everything else.
 		runBp2Build(configuration, extraNinjaDeps)
-		if bp2buildMarker != "" {
-			return bp2buildMarker
-		} else {
-			return bootstrap.CmdlineArgs.OutFile
-		}
+		return bp2buildMarker
 	}
 
 	ctx := newContext(configuration, prepareBuildActions)
@@ -327,13 +326,13 @@
 
 	ninjaFileName := "build.ninja"
 	ninjaFile := shared.JoinPath(topDir, buildDir, ninjaFileName)
-	ninjaFileD := shared.JoinPath(topDir, buildDir, ninjaFileName)
+	ninjaFileD := shared.JoinPath(topDir, buildDir, ninjaFileName+".d")
 	// A workaround to create the 'nothing' ninja target so `m nothing` works,
 	// since bp2build runs without Kati, and the 'nothing' target is declared in
 	// a Makefile.
 	ioutil.WriteFile(ninjaFile, []byte("build nothing: phony\n  phony_output = true\n"), 0666)
 	ioutil.WriteFile(ninjaFileD,
-		[]byte(fmt.Sprintf("%s: \\\n %s\n", ninjaFileName, extraNinjaDepsString)),
+		[]byte(fmt.Sprintf("%s: \\\n %s\n", ninjaFile, extraNinjaDepsString)),
 		0666)
 }
 
@@ -520,9 +519,14 @@
 		os.Exit(1)
 	}
 
-	if bp2buildMarker != "" {
-		touch(shared.JoinPath(topDir, bp2buildMarker))
-	} else {
-		writeFakeNinjaFile(extraNinjaDeps, codegenContext.Config().BuildDir())
-	}
+	// Create an empty bp2build marker file.
+	touch(shared.JoinPath(topDir, bp2buildMarker))
+
+	// bp2build *always* writes a fake Ninja file containing just the nothing
+	// phony target if it ever re-runs. This allows bp2build to exit early with
+	// GENERATE_BAZEL_FILES=1 m nothing.
+	//
+	// If bp2build is invoked as part of an integrated mixed build, the fake
+	// build.ninja file will be rewritten later into the real file anyway.
+	writeFakeNinjaFile(extraNinjaDeps, codegenContext.Config().BuildDir())
 }
diff --git a/java/Android.bp b/java/Android.bp
index 623a6c5..680f3a1 100644
--- a/java/Android.bp
+++ b/java/Android.bp
@@ -45,6 +45,7 @@
         "genrule.go",
         "hiddenapi.go",
         "hiddenapi_modular.go",
+        "hiddenapi_monolithic.go",
         "hiddenapi_singleton.go",
         "jacoco.go",
         "java.go",
diff --git a/java/app_import.go b/java/app_import.go
index 839051e..6fe6204 100644
--- a/java/app_import.go
+++ b/java/app_import.go
@@ -99,6 +99,9 @@
 	// If set, create package-export.apk, which other packages can
 	// use to get PRODUCT-agnostic resource data like IDs and type definitions.
 	Export_package_resources *bool
+
+	// Optional. Install to a subdirectory of the default install path for the module
+	Relative_install_path *string
 }
 
 func (a *AndroidAppImport) IsInstallable() bool {
@@ -263,20 +266,25 @@
 	jnisUncompressed := android.PathForModuleOut(ctx, "jnis-uncompressed", ctx.ModuleName()+".apk")
 	a.uncompressEmbeddedJniLibs(ctx, srcApk, jnisUncompressed.OutputPath)
 
-	var installDir android.InstallPath
+	var pathFragments []string
+	relInstallPath := String(a.properties.Relative_install_path)
 
 	if a.isPrebuiltFrameworkRes() {
 		// framework-res.apk is installed as system/framework/framework-res.apk
-		installDir = android.PathForModuleInstall(ctx, "framework")
+		if relInstallPath != "" {
+			ctx.PropertyErrorf("relative_install_path", "Relative_install_path cannot be set for framework-res")
+		}
+		pathFragments = []string{"framework"}
 		a.preprocessed = true
 	} else if Bool(a.properties.Privileged) {
-		installDir = android.PathForModuleInstall(ctx, "priv-app", a.BaseModuleName())
+		pathFragments = []string{"priv-app", relInstallPath, a.BaseModuleName()}
 	} else if ctx.InstallInTestcases() {
-		installDir = android.PathForModuleInstall(ctx, a.BaseModuleName(), ctx.DeviceConfig().DeviceArch())
+		pathFragments = []string{relInstallPath, a.BaseModuleName(), ctx.DeviceConfig().DeviceArch()}
 	} else {
-		installDir = android.PathForModuleInstall(ctx, "app", a.BaseModuleName())
+		pathFragments = []string{"app", relInstallPath, a.BaseModuleName()}
 	}
 
+	installDir := android.PathForModuleInstall(ctx, pathFragments...)
 	a.dexpreopter.isApp = true
 	a.dexpreopter.installPath = installDir.Join(ctx, a.BaseModuleName()+".apk")
 	a.dexpreopter.isPresignedPrebuilt = Bool(a.properties.Presigned)
diff --git a/java/app_import_test.go b/java/app_import_test.go
index 147ae45..024a3df 100644
--- a/java/app_import_test.go
+++ b/java/app_import_test.go
@@ -493,6 +493,69 @@
 	}
 }
 
+func TestAndroidAppImport_relativeInstallPath(t *testing.T) {
+	bp := `
+		android_app_import {
+			name: "no_relative_install_path",
+			apk: "prebuilts/apk/app.apk",
+			presigned: true,
+		}
+
+		android_app_import {
+			name: "relative_install_path",
+			apk: "prebuilts/apk/app.apk",
+			presigned: true,
+			relative_install_path: "my/path",
+		}
+
+		android_app_import {
+			name: "framework-res",
+			apk: "prebuilts/apk/app.apk",
+			presigned: true,
+			prefer: true,
+		}
+
+		android_app_import {
+			name: "privileged_relative_install_path",
+			apk: "prebuilts/apk/app.apk",
+			presigned: true,
+			privileged: true,
+			relative_install_path: "my/path"
+		}
+		`
+	testCases := []struct {
+		name                string
+		expectedInstallPath string
+		errorMessage        string
+	}{
+		{
+			name:                "no_relative_install_path",
+			expectedInstallPath: "out/soong/target/product/test_device/system/app/no_relative_install_path/no_relative_install_path.apk",
+			errorMessage:        "Install path is not correct when relative_install_path is missing",
+		},
+		{
+			name:                "relative_install_path",
+			expectedInstallPath: "out/soong/target/product/test_device/system/app/my/path/relative_install_path/relative_install_path.apk",
+			errorMessage:        "Install path is not correct for app when relative_install_path is present",
+		},
+		{
+			name:                "prebuilt_framework-res",
+			expectedInstallPath: "out/soong/target/product/test_device/system/framework/framework-res.apk",
+			errorMessage:        "Install path is not correct for framework-res",
+		},
+		{
+			name:                "privileged_relative_install_path",
+			expectedInstallPath: "out/soong/target/product/test_device/system/priv-app/my/path/privileged_relative_install_path/privileged_relative_install_path.apk",
+			errorMessage:        "Install path is not correct for privileged app when relative_install_path is present",
+		},
+	}
+	for _, testCase := range testCases {
+		ctx, _ := testJava(t, bp)
+		mod := ctx.ModuleForTests(testCase.name, "android_common").Module().(*AndroidAppImport)
+		android.AssertPathRelativeToTopEquals(t, testCase.errorMessage, testCase.expectedInstallPath, mod.installPath)
+	}
+}
+
 func TestAndroidTestImport(t *testing.T) {
 	ctx, _ := testJava(t, `
 		android_test_import {
diff --git a/java/bootclasspath.go b/java/bootclasspath.go
index 634959a..eddcc83 100644
--- a/java/bootclasspath.go
+++ b/java/bootclasspath.go
@@ -235,12 +235,3 @@
 	m[android.SdkCorePlatform] = p.Core_platform_api.Stub_libs
 	return m
 }
-
-// bootclasspathApiInfo contains paths resolved from BootclasspathAPIProperties
-type bootclasspathApiInfo struct {
-	// stubJarsByKind maps from the android.SdkKind to the paths containing dex stub jars for each
-	// kind.
-	stubJarsByKind map[android.SdkKind]android.Paths
-}
-
-var bootclasspathApiInfoProvider = blueprint.NewProvider(bootclasspathApiInfo{})
diff --git a/java/bootclasspath_fragment.go b/java/bootclasspath_fragment.go
index 318ea44..188d362 100644
--- a/java/bootclasspath_fragment.go
+++ b/java/bootclasspath_fragment.go
@@ -133,10 +133,12 @@
 type commonBootclasspathFragment interface {
 	// produceHiddenAPIAllFlagsFile produces the all-flags.csv and intermediate files.
 	//
-	// Updates the supplied flagFileInfo with the paths to the generated files set.
-	produceHiddenAPIAllFlagsFile(ctx android.ModuleContext, contents []hiddenAPIModule, stubJarsByKind map[android.SdkKind]android.Paths, flagFileInfo *hiddenAPIFlagFileInfo)
+	// Updates the supplied hiddenAPIInfo with the paths to the generated files set.
+	produceHiddenAPIAllFlagsFile(ctx android.ModuleContext, contents []hiddenAPIModule, input HiddenAPIFlagInput) *HiddenAPIFlagOutput
 }
 
+var _ commonBootclasspathFragment = (*BootclasspathFragmentModule)(nil)
+
 func bootclasspathFragmentFactory() android.Module {
 	m := &BootclasspathFragmentModule{}
 	m.AddProperties(&m.properties)
@@ -166,61 +168,70 @@
 // necessary.
 func bootclasspathFragmentInitContentsFromImage(ctx android.EarlyModuleContext, m *BootclasspathFragmentModule) {
 	contents := m.properties.Contents
-	if m.properties.Image_name == nil && len(contents) == 0 {
-		ctx.ModuleErrorf(`neither of the "image_name" and "contents" properties have been supplied, please supply exactly one`)
+	if len(contents) == 0 {
+		ctx.PropertyErrorf("contents", "required property is missing")
+		return
+	}
+
+	if m.properties.Image_name == nil {
+		// Nothing to do.
+		return
 	}
 
 	imageName := proptools.String(m.properties.Image_name)
-	if imageName == "art" {
-		// TODO(b/177892522): Prebuilts (versioned or not) should not use the image_name property.
-		if android.IsModuleInVersionedSdk(m) {
-			// The module is a versioned prebuilt so ignore it. This is done for a couple of reasons:
-			// 1. There is no way to use this at the moment so ignoring it is safe.
-			// 2. Attempting to initialize the contents property from the configuration will end up having
-			//    the versioned prebuilt depending on the unversioned prebuilt. That will cause problems
-			//    as the unversioned prebuilt could end up with an APEX variant created for the source
-			//    APEX which will prevent it from having an APEX variant for the prebuilt APEX which in
-			//    turn will prevent it from accessing the dex implementation jar from that which will
-			//    break hidden API processing, amongst others.
-			return
-		}
-
-		// Get the configuration for the art apex jars. Do not use getImageConfig(ctx) here as this is
-		// too early in the Soong processing for that to work.
-		global := dexpreopt.GetGlobalConfig(ctx)
-		modules := global.ArtApexJars
-
-		// Make sure that the apex specified in the configuration is consistent and is one for which
-		// this boot image is available.
-		commonApex := ""
-		for i := 0; i < modules.Len(); i++ {
-			apex := modules.Apex(i)
-			jar := modules.Jar(i)
-			if apex == "platform" {
-				ctx.ModuleErrorf("ArtApexJars is invalid as it requests a platform variant of %q", jar)
-				continue
-			}
-			if !m.AvailableFor(apex) {
-				ctx.ModuleErrorf("ArtApexJars configuration incompatible with this module, ArtApexJars expects this to be in apex %q but this is only in apexes %q",
-					apex, m.ApexAvailable())
-				continue
-			}
-			if commonApex == "" {
-				commonApex = apex
-			} else if commonApex != apex {
-				ctx.ModuleErrorf("ArtApexJars configuration is inconsistent, expected all jars to be in the same apex but it specifies apex %q and %q",
-					commonApex, apex)
-			}
-		}
-
-		if len(contents) != 0 {
-			// Nothing to do.
-			return
-		}
-
-		// Store the jars in the Contents property so that they can be used to add dependencies.
-		m.properties.Contents = modules.CopyOfJars()
+	if imageName != "art" {
+		ctx.PropertyErrorf("image_name", `unknown image name %q, expected "art"`, imageName)
+		return
 	}
+
+	// TODO(b/177892522): Prebuilts (versioned or not) should not use the image_name property.
+	if android.IsModuleInVersionedSdk(m) {
+		// The module is a versioned prebuilt so ignore it. This is done for a couple of reasons:
+		// 1. There is no way to use this at the moment so ignoring it is safe.
+		// 2. Attempting to initialize the contents property from the configuration will end up having
+		//    the versioned prebuilt depending on the unversioned prebuilt. That will cause problems
+		//    as the unversioned prebuilt could end up with an APEX variant created for the source
+		//    APEX which will prevent it from having an APEX variant for the prebuilt APEX which in
+		//    turn will prevent it from accessing the dex implementation jar from that which will
+		//    break hidden API processing, amongst others.
+		return
+	}
+
+	// Get the configuration for the art apex jars. Do not use getImageConfig(ctx) here as this is
+	// too early in the Soong processing for that to work.
+	global := dexpreopt.GetGlobalConfig(ctx)
+	modules := global.ArtApexJars
+
+	// Make sure that the apex specified in the configuration is consistent and is one for which
+	// this boot image is available.
+	commonApex := ""
+	for i := 0; i < modules.Len(); i++ {
+		apex := modules.Apex(i)
+		jar := modules.Jar(i)
+		if apex == "platform" {
+			ctx.ModuleErrorf("ArtApexJars is invalid as it requests a platform variant of %q", jar)
+			continue
+		}
+		if !m.AvailableFor(apex) {
+			ctx.ModuleErrorf("ArtApexJars configuration incompatible with this module, ArtApexJars expects this to be in apex %q but this is only in apexes %q",
+				apex, m.ApexAvailable())
+			continue
+		}
+		if commonApex == "" {
+			commonApex = apex
+		} else if commonApex != apex {
+			ctx.ModuleErrorf("ArtApexJars configuration is inconsistent, expected all jars to be in the same apex but it specifies apex %q and %q",
+				commonApex, apex)
+		}
+	}
+
+	if len(contents) != 0 {
+		// Nothing to do.
+		return
+	}
+
+	// Store the jars in the Contents property so that they can be used to add dependencies.
+	m.properties.Contents = modules.CopyOfJars()
 }
 
 // bootclasspathImageNameContentsConsistencyCheck checks that the configuration that applies to this
@@ -268,11 +279,12 @@
 // BootclasspathFragmentApexContentInfo contains the bootclasspath_fragments contributions to the
 // apex contents.
 type BootclasspathFragmentApexContentInfo struct {
-	// The image config, internal to this module (and the dex_bootjars singleton).
-	//
-	// Will be nil if the BootclasspathFragmentApexContentInfo has not been provided for a specific module. That can occur
-	// when SkipDexpreoptBootJars(ctx) returns true.
-	imageConfig *bootImageConfig
+	// The configured modules, will be empty if this is from a bootclasspath_fragment that does not
+	// set image_name: "art".
+	modules android.ConfiguredJarList
+
+	// Map from arch type to the boot image files.
+	bootImageFilesByArch map[android.ArchType]android.OutputPaths
 
 	// Map from the name of the context module (as returned by Name()) to the hidden API encoded dex
 	// jar path.
@@ -280,24 +292,14 @@
 }
 
 func (i BootclasspathFragmentApexContentInfo) Modules() android.ConfiguredJarList {
-	return i.imageConfig.modules
+	return i.modules
 }
 
 // Get a map from ArchType to the associated boot image's contents for Android.
 //
 // Extension boot images only return their own files, not the files of the boot images they extend.
 func (i BootclasspathFragmentApexContentInfo) AndroidBootImageFilesByArchType() map[android.ArchType]android.OutputPaths {
-	files := map[android.ArchType]android.OutputPaths{}
-	if i.imageConfig != nil {
-		for _, variant := range i.imageConfig.variants {
-			// We also generate boot images for host (for testing), but we don't need those in the apex.
-			// TODO(b/177892522) - consider changing this to check Os.OsClass = android.Device
-			if variant.target.Os == android.Android {
-				files[variant.target.Arch.ArchType] = variant.imagesDeps
-			}
-		}
-	}
-	return files
+	return i.bootImageFilesByArch
 }
 
 // DexBootJarPathForContentModule returns the path to the dex boot jar for specified module.
@@ -365,6 +367,11 @@
 	dexpreopt.RegisterToolDeps(ctx)
 }
 
+func (b *BootclasspathFragmentModule) BootclasspathDepsMutator(ctx android.BottomUpMutatorContext) {
+	// Add dependencies on all the fragments.
+	b.properties.BootclasspathFragmentsDepsProperties.addDependenciesOntoFragments(ctx)
+}
+
 func (b *BootclasspathFragmentModule) GenerateAndroidBuildActions(ctx android.ModuleContext) {
 	// Only perform a consistency check if this module is the active module. That will prevent an
 	// unused prebuilt that was created without instrumentation from breaking an instrumentation
@@ -385,8 +392,10 @@
 		}
 	})
 
+	fragments := gatherApexModulePairDepsWithTag(ctx, bootclasspathFragmentDepTag)
+
 	// Perform hidden API processing.
-	b.generateHiddenAPIBuildActions(ctx, contents)
+	hiddenAPIFlagOutput := b.generateHiddenAPIBuildActions(ctx, contents, fragments)
 
 	// Verify that the image_name specified on a bootclasspath_fragment is valid even if this is a
 	// prebuilt which will not use the image config.
@@ -395,28 +404,41 @@
 	// A prebuilt fragment cannot contribute to the apex.
 	if !android.IsModulePrebuilt(ctx.Module()) {
 		// Provide the apex content info.
-		b.provideApexContentInfo(ctx, imageConfig, contents)
+		b.provideApexContentInfo(ctx, imageConfig, contents, hiddenAPIFlagOutput)
 	}
 }
 
 // provideApexContentInfo creates, initializes and stores the apex content info for use by other
 // modules.
-func (b *BootclasspathFragmentModule) provideApexContentInfo(ctx android.ModuleContext, imageConfig *bootImageConfig, contents []android.Module) {
+func (b *BootclasspathFragmentModule) provideApexContentInfo(ctx android.ModuleContext, imageConfig *bootImageConfig, contents []android.Module, hiddenAPIFlagOutput *HiddenAPIFlagOutput) {
 	// Construct the apex content info from the config.
-	info := BootclasspathFragmentApexContentInfo{
-		imageConfig: imageConfig,
-	}
+	info := BootclasspathFragmentApexContentInfo{}
 
 	// Populate the apex content info with paths to the dex jars.
-	b.populateApexContentInfoDexJars(ctx, &info, contents)
+	b.populateApexContentInfoDexJars(ctx, &info, contents, hiddenAPIFlagOutput)
 
-	if !SkipDexpreoptBootJars(ctx) {
-		// Force the GlobalSoongConfig to be created and cached for use by the dex_bootjars
-		// GenerateSingletonBuildActions method as it cannot create it for itself.
-		dexpreopt.GetGlobalSoongConfig(ctx)
+	if imageConfig != nil {
+		info.modules = imageConfig.modules
 
-		// Only generate the boot image if the configuration does not skip it.
-		b.generateBootImageBuildActions(ctx, contents)
+		if !SkipDexpreoptBootJars(ctx) {
+			// Force the GlobalSoongConfig to be created and cached for use by the dex_bootjars
+			// GenerateSingletonBuildActions method as it cannot create it for itself.
+			dexpreopt.GetGlobalSoongConfig(ctx)
+
+			// Only generate the boot image if the configuration does not skip it.
+			if b.generateBootImageBuildActions(ctx, contents, imageConfig) {
+				// Allow the apex to access the boot image files.
+				files := map[android.ArchType]android.OutputPaths{}
+				for _, variant := range imageConfig.variants {
+					// We also generate boot images for host (for testing), but we don't need those in the apex.
+					// TODO(b/177892522) - consider changing this to check Os.OsClass = android.Device
+					if variant.target.Os == android.Android {
+						files[variant.target.Arch.ArchType] = variant.imagesDeps
+					}
+				}
+				info.bootImageFilesByArch = files
+			}
+		}
 	}
 
 	// Make the apex content info available for other modules.
@@ -425,12 +447,33 @@
 
 // populateApexContentInfoDexJars adds paths to the dex jars provided by this fragment to the
 // apex content info.
-func (b *BootclasspathFragmentModule) populateApexContentInfoDexJars(ctx android.ModuleContext, info *BootclasspathFragmentApexContentInfo, contents []android.Module) {
+func (b *BootclasspathFragmentModule) populateApexContentInfoDexJars(ctx android.ModuleContext, info *BootclasspathFragmentApexContentInfo, contents []android.Module, hiddenAPIFlagOutput *HiddenAPIFlagOutput) {
+
 	info.contentModuleDexJarPaths = map[string]android.Path{}
-	for _, m := range contents {
-		j := m.(UsesLibraryDependency)
-		dexJar := j.DexJarBuildPath()
-		info.contentModuleDexJarPaths[m.Name()] = dexJar
+	if hiddenAPIFlagOutput != nil {
+		// Hidden API encoding has been performed.
+		flags := hiddenAPIFlagOutput.AllFlagsPath
+		for _, m := range contents {
+			h := m.(hiddenAPIModule)
+			unencodedDex := h.bootDexJar()
+			if unencodedDex == nil {
+				// This is an error. Sometimes Soong will report the error directly, other times it will
+				// defer the error reporting to happen only when trying to use the missing file in ninja.
+				// Either way it is handled by extractBootDexJarsFromHiddenAPIModules which must have been
+				// called before this as it generates the flags that are used to encode these files.
+				continue
+			}
+
+			outputDir := android.PathForModuleOut(ctx, "hiddenapi-modular/encoded").OutputPath
+			encodedDex := hiddenAPIEncodeDex(ctx, unencodedDex, flags, *h.uncompressDex(), outputDir)
+			info.contentModuleDexJarPaths[m.Name()] = encodedDex
+		}
+	} else {
+		for _, m := range contents {
+			j := m.(UsesLibraryDependency)
+			dexJar := j.DexJarBuildPath()
+			info.contentModuleDexJarPaths[m.Name()] = dexJar
+		}
 	}
 }
 
@@ -478,107 +521,104 @@
 	return imageConfig
 }
 
-// canPerformHiddenAPIProcessing determines whether hidden API processing should be performed.
-//
-// A temporary workaround to avoid existing bootclasspath_fragments that do not provide the
-// appropriate information needed for hidden API processing breaking the build.
-// TODO(b/179354495): Remove this workaround.
-func (b *BootclasspathFragmentModule) canPerformHiddenAPIProcessing(ctx android.ModuleContext) bool {
-	// Hidden API processing is always enabled in tests.
-	if ctx.Config().TestProductVariables != nil {
-		return true
-	}
-	// A module that has fragments should have access to the information it needs in order to perform
-	// hidden API processing.
-	if len(b.properties.Fragments) != 0 {
-		return true
+// generateHiddenAPIBuildActions generates all the hidden API related build rules.
+func (b *BootclasspathFragmentModule) generateHiddenAPIBuildActions(ctx android.ModuleContext, contents []android.Module, fragments []android.Module) *HiddenAPIFlagOutput {
+
+	// Create hidden API input structure.
+	input := b.createHiddenAPIFlagInput(ctx, contents, fragments)
+
+	var output *HiddenAPIFlagOutput
+
+	// Hidden API processing is conditional as a temporary workaround as not all
+	// bootclasspath_fragments provide the appropriate information needed for hidden API processing
+	// which leads to breakages of the build.
+	// TODO(b/179354495): Stop hidden API processing being conditional once all bootclasspath_fragment
+	//  modules have been updated to support it.
+	if input.canPerformHiddenAPIProcessing(ctx, b.properties) {
+		// Get the content modules that contribute to the hidden API processing.
+		hiddenAPIModules := gatherHiddenAPIModuleFromContents(ctx, contents)
+
+		// Delegate the production of the hidden API all-flags.csv file to a module type specific method.
+		common := ctx.Module().(commonBootclasspathFragment)
+		output = common.produceHiddenAPIAllFlagsFile(ctx, hiddenAPIModules, input)
 	}
 
-	// The art bootclasspath fragment does not depend on any other fragments but already supports
-	// hidden API processing.
-	imageName := proptools.String(b.properties.Image_name)
-	if imageName == "art" {
-		return true
+	// Initialize a HiddenAPIInfo structure.
+	hiddenAPIInfo := HiddenAPIInfo{
+		// The monolithic hidden API processing needs access to the flag files that override the default
+		// flags from all the fragments whether or not they actually perform their own hidden API flag
+		// generation. That is because the monolithic hidden API processing uses those flag files to
+		// perform its own flag generation.
+		FlagFilesByCategory: input.FlagFilesByCategory,
+
+		// Other bootclasspath_fragments that depend on this need the transitive set of stub dex jars
+		// from this to resolve any references from their code to classes provided by this fragment
+		// and the fragments this depends upon.
+		TransitiveStubDexJarsByKind: input.transitiveStubDexJarsByKind(),
 	}
 
-	// Disable it for everything else.
-	return false
+	if output != nil {
+		// The monolithic hidden API processing also needs access to all the output files produced by
+		// hidden API processing of this fragment.
+		hiddenAPIInfo.HiddenAPIFlagOutput = *output
+	}
+
+	//  Provide it for use by other modules.
+	ctx.SetProvider(HiddenAPIInfoProvider, hiddenAPIInfo)
+
+	return output
 }
 
-// generateHiddenAPIBuildActions generates all the hidden API related build rules.
-func (b *BootclasspathFragmentModule) generateHiddenAPIBuildActions(ctx android.ModuleContext, contents []android.Module) {
+// createHiddenAPIFlagInput creates a HiddenAPIFlagInput struct and initializes it with information derived
+// from the properties on this module and its dependencies.
+func (b *BootclasspathFragmentModule) createHiddenAPIFlagInput(ctx android.ModuleContext, contents []android.Module, fragments []android.Module) HiddenAPIFlagInput {
 
-	// A temporary workaround to avoid existing bootclasspath_fragments that do not provide the
-	// appropriate information needed for hidden API processing breaking the build.
-	if !b.canPerformHiddenAPIProcessing(ctx) {
-		// Nothing to do.
-		return
-	}
+	// Merge the HiddenAPIInfo from all the fragment dependencies.
+	dependencyHiddenApiInfo := newHiddenAPIInfo()
+	dependencyHiddenApiInfo.mergeFromFragmentDeps(ctx, fragments)
 
-	// Convert the kind specific lists of modules into kind specific lists of jars.
-	stubJarsByKind := hiddenAPIGatherStubLibDexJarPaths(ctx, contents)
+	// Create hidden API flag input structure.
+	input := newHiddenAPIFlagInput()
 
-	// Performing hidden API processing without stubs is not supported and it is unlikely to ever be
-	// required as the whole point of adding something to the bootclasspath fragment is to add it to
-	// the bootclasspath in order to be used by something else in the system. Without any stubs it
-	// cannot do that.
-	if len(stubJarsByKind) == 0 {
-		return
-	}
+	// Update the input structure with information obtained from the stub libraries.
+	input.gatherStubLibInfo(ctx, contents)
 
-	// Store the information for use by other modules.
-	bootclasspathApiInfo := bootclasspathApiInfo{stubJarsByKind: stubJarsByKind}
-	ctx.SetProvider(bootclasspathApiInfoProvider, bootclasspathApiInfo)
+	// Populate with flag file paths from the properties.
+	input.extractFlagFilesFromProperties(ctx, &b.properties.Hidden_api)
 
-	// Resolve the properties to paths.
-	flagFileInfo := b.properties.Hidden_api.hiddenAPIFlagFileInfo(ctx)
+	// Store the stub dex jars from this module's fragment dependencies.
+	input.DependencyStubDexJarsByKind = dependencyHiddenApiInfo.TransitiveStubDexJarsByKind
 
-	hiddenAPIModules := gatherHiddenAPIModuleFromContents(ctx, contents)
-
-	// Delegate the production of the hidden API all flags file to a module type specific method.
-	common := ctx.Module().(commonBootclasspathFragment)
-	common.produceHiddenAPIAllFlagsFile(ctx, hiddenAPIModules, stubJarsByKind, &flagFileInfo)
-
-	// Store the information for use by platform_bootclasspath.
-	ctx.SetProvider(hiddenAPIFlagFileInfoProvider, flagFileInfo)
+	return input
 }
 
 // produceHiddenAPIAllFlagsFile produces the hidden API all-flags.csv file (and supporting files)
 // for the fragment.
-func (b *BootclasspathFragmentModule) produceHiddenAPIAllFlagsFile(ctx android.ModuleContext, contents []hiddenAPIModule, stubJarsByKind map[android.SdkKind]android.Paths, flagFileInfo *hiddenAPIFlagFileInfo) {
-	// Generate the rules to create the hidden API flags and update the supplied flagFileInfo with the
+func (b *BootclasspathFragmentModule) produceHiddenAPIAllFlagsFile(ctx android.ModuleContext, contents []hiddenAPIModule, input HiddenAPIFlagInput) *HiddenAPIFlagOutput {
+	// Generate the rules to create the hidden API flags and update the supplied hiddenAPIInfo with the
 	// paths to the created files.
-	hiddenAPIGenerateAllFlagsForBootclasspathFragment(ctx, contents, stubJarsByKind, flagFileInfo)
+	return hiddenAPIGenerateAllFlagsForBootclasspathFragment(ctx, contents, input)
 }
 
 // generateBootImageBuildActions generates ninja rules to create the boot image if required for this
 // module.
-func (b *BootclasspathFragmentModule) generateBootImageBuildActions(ctx android.ModuleContext, contents []android.Module) {
+//
+// Returns true if the boot image is created, false otherwise.
+func (b *BootclasspathFragmentModule) generateBootImageBuildActions(ctx android.ModuleContext, contents []android.Module, imageConfig *bootImageConfig) bool {
 	global := dexpreopt.GetGlobalConfig(ctx)
 	if !shouldBuildBootImages(ctx.Config(), global) {
-		return
-	}
-
-	// Bootclasspath fragment modules that are not preferred do not produce a boot image.
-	if !isActiveModule(ctx.Module()) {
-		return
-	}
-
-	// Bootclasspath fragment modules that have no image_name property do not produce a boot image.
-	imageConfig := b.getImageConfig(ctx)
-	if imageConfig == nil {
-		return
+		return false
 	}
 
 	// Bootclasspath fragment modules that are for the platform do not produce a boot image.
 	apexInfo := ctx.Provider(android.ApexInfoProvider).(android.ApexInfo)
 	if apexInfo.IsForPlatform() {
-		return
+		return false
 	}
 
 	// Bootclasspath fragment modules that are versioned do not produce a boot image.
 	if android.IsModuleInVersionedSdk(ctx.Module()) {
-		return
+		return false
 	}
 
 	// Copy the dex jars of this fragment's content modules to their predefined locations.
@@ -587,6 +627,8 @@
 	// Build a profile for the image config and then use that to build the boot image.
 	profile := bootImageProfileRule(ctx, imageConfig)
 	buildBootImage(ctx, imageConfig, profile)
+
+	return true
 }
 
 type bootclasspathFragmentMemberType struct {
@@ -628,7 +670,7 @@
 	Core_platform_stub_libs []string
 
 	// Flag files by *hiddenAPIFlagFileCategory
-	Flag_files_by_category map[*hiddenAPIFlagFileCategory]android.Paths
+	Flag_files_by_category FlagFilesByCategory
 
 	// The path to the generated stub-flags.csv file.
 	Stub_flags_path android.OptionalPath
@@ -646,34 +688,23 @@
 	All_flags_path android.OptionalPath
 }
 
-func pathsToOptionalPath(paths android.Paths) android.OptionalPath {
-	switch len(paths) {
-	case 0:
-		return android.OptionalPath{}
-	case 1:
-		return android.OptionalPathForPath(paths[0])
-	default:
-		panic(fmt.Errorf("expected 0 or 1 paths, found %q", paths))
-	}
-}
-
 func (b *bootclasspathFragmentSdkMemberProperties) PopulateFromVariant(ctx android.SdkMemberContext, variant android.Module) {
 	module := variant.(*BootclasspathFragmentModule)
 
 	b.Image_name = module.properties.Image_name
 	b.Contents = module.properties.Contents
 
-	// Get the flag file information from the module.
+	// Get the hidden API information from the module.
 	mctx := ctx.SdkModuleContext()
-	flagFileInfo := mctx.OtherModuleProvider(module, hiddenAPIFlagFileInfoProvider).(hiddenAPIFlagFileInfo)
-	b.Flag_files_by_category = flagFileInfo.categoryToPaths
+	hiddenAPIInfo := mctx.OtherModuleProvider(module, HiddenAPIInfoProvider).(HiddenAPIInfo)
+	b.Flag_files_by_category = hiddenAPIInfo.FlagFilesByCategory
 
 	// Copy all the generated file paths.
-	b.Stub_flags_path = pathsToOptionalPath(flagFileInfo.StubFlagsPaths)
-	b.Annotation_flags_path = pathsToOptionalPath(flagFileInfo.AnnotationFlagsPaths)
-	b.Metadata_path = pathsToOptionalPath(flagFileInfo.MetadataPaths)
-	b.Index_path = pathsToOptionalPath(flagFileInfo.IndexPaths)
-	b.All_flags_path = pathsToOptionalPath(flagFileInfo.AllFlagsPaths)
+	b.Stub_flags_path = android.OptionalPathForPath(hiddenAPIInfo.StubFlagsPath)
+	b.Annotation_flags_path = android.OptionalPathForPath(hiddenAPIInfo.AnnotationFlagsPath)
+	b.Metadata_path = android.OptionalPathForPath(hiddenAPIInfo.MetadataPath)
+	b.Index_path = android.OptionalPathForPath(hiddenAPIInfo.IndexPath)
+	b.All_flags_path = android.OptionalPathForPath(hiddenAPIInfo.AllFlagsPath)
 
 	// Copy stub_libs properties.
 	b.Stub_libs = module.properties.Api.Stub_libs
@@ -783,20 +814,24 @@
 
 // produceHiddenAPIAllFlagsFile returns a path to the prebuilt all-flags.csv or nil if none is
 // specified.
-func (module *prebuiltBootclasspathFragmentModule) produceHiddenAPIAllFlagsFile(ctx android.ModuleContext, contents []hiddenAPIModule, stubJarsByKind map[android.SdkKind]android.Paths, flagFileInfo *hiddenAPIFlagFileInfo) {
-	pathsForOptionalSrc := func(src *string) android.Paths {
+func (module *prebuiltBootclasspathFragmentModule) produceHiddenAPIAllFlagsFile(ctx android.ModuleContext, contents []hiddenAPIModule, _ HiddenAPIFlagInput) *HiddenAPIFlagOutput {
+	pathForOptionalSrc := func(src *string) android.Path {
 		if src == nil {
 			// TODO(b/179354495): Fail if this is not provided once prebuilts have been updated.
 			return nil
 		}
-		return android.Paths{android.PathForModuleSrc(ctx, *src)}
+		return android.PathForModuleSrc(ctx, *src)
 	}
 
-	flagFileInfo.StubFlagsPaths = pathsForOptionalSrc(module.prebuiltProperties.Hidden_api.Stub_flags)
-	flagFileInfo.AnnotationFlagsPaths = pathsForOptionalSrc(module.prebuiltProperties.Hidden_api.Annotation_flags)
-	flagFileInfo.MetadataPaths = pathsForOptionalSrc(module.prebuiltProperties.Hidden_api.Metadata)
-	flagFileInfo.IndexPaths = pathsForOptionalSrc(module.prebuiltProperties.Hidden_api.Index)
-	flagFileInfo.AllFlagsPaths = pathsForOptionalSrc(module.prebuiltProperties.Hidden_api.All_flags)
+	output := HiddenAPIFlagOutput{
+		StubFlagsPath:       pathForOptionalSrc(module.prebuiltProperties.Hidden_api.Stub_flags),
+		AnnotationFlagsPath: pathForOptionalSrc(module.prebuiltProperties.Hidden_api.Annotation_flags),
+		MetadataPath:        pathForOptionalSrc(module.prebuiltProperties.Hidden_api.Metadata),
+		IndexPath:           pathForOptionalSrc(module.prebuiltProperties.Hidden_api.Index),
+		AllFlagsPath:        pathForOptionalSrc(module.prebuiltProperties.Hidden_api.All_flags),
+	}
+
+	return &output
 }
 
 var _ commonBootclasspathFragment = (*prebuiltBootclasspathFragmentModule)(nil)
diff --git a/java/bootclasspath_fragment_test.go b/java/bootclasspath_fragment_test.go
index db284c9..fba7d1a 100644
--- a/java/bootclasspath_fragment_test.go
+++ b/java/bootclasspath_fragment_test.go
@@ -29,38 +29,28 @@
 	dexpreopt.PrepareForTestByEnablingDexpreopt,
 )
 
-func TestUnknownBootclasspathFragment(t *testing.T) {
+func TestBootclasspathFragment_UnknownImageName(t *testing.T) {
 	prepareForTestWithBootclasspathFragment.
 		ExtendWithErrorHandler(android.FixtureExpectsAtLeastOneErrorMatchingPattern(
-			`\Qimage_name: Unknown image name "unknown", expected one of art, boot\E`)).
+			`\Qimage_name: unknown image name "unknown", expected "art"\E`)).
 		RunTestWithBp(t, `
 			bootclasspath_fragment {
 				name: "unknown-bootclasspath-fragment",
 				image_name: "unknown",
+				contents: ["foo"],
 			}
 		`)
 }
 
-func TestUnknownBootclasspathFragmentImageName(t *testing.T) {
+func TestPrebuiltBootclasspathFragment_UnknownImageName(t *testing.T) {
 	prepareForTestWithBootclasspathFragment.
 		ExtendWithErrorHandler(android.FixtureExpectsAtLeastOneErrorMatchingPattern(
-			`\Qimage_name: Unknown image name "unknown", expected one of art, boot\E`)).
-		RunTestWithBp(t, `
-			bootclasspath_fragment {
-				name: "unknown-bootclasspath-fragment",
-				image_name: "unknown",
-			}
-		`)
-}
-
-func TestUnknownPrebuiltBootclasspathFragment(t *testing.T) {
-	prepareForTestWithBootclasspathFragment.
-		ExtendWithErrorHandler(android.FixtureExpectsAtLeastOneErrorMatchingPattern(
-			`\Qimage_name: Unknown image name "unknown", expected one of art, boot\E`)).
+			`\Qimage_name: unknown image name "unknown", expected "art"\E`)).
 		RunTestWithBp(t, `
 			prebuilt_bootclasspath_fragment {
 				name: "unknown-bootclasspath-fragment",
 				image_name: "unknown",
+				contents: ["foo"],
 			}
 		`)
 }
@@ -76,6 +66,7 @@
 			bootclasspath_fragment {
 				name: "bootclasspath-fragment",
 				image_name: "art",
+				contents: ["foo", "bar"],
 				apex_available: [
 					"apex",
 				],
@@ -94,6 +85,7 @@
 			bootclasspath_fragment {
 				name: "bootclasspath-fragment",
 				image_name: "art",
+				contents: ["foo", "bar"],
 				apex_available: [
 					"apex1",
 					"apex2",
@@ -102,17 +94,6 @@
 		`)
 }
 
-func TestBootclasspathFragmentWithoutImageNameOrContents(t *testing.T) {
-	prepareForTestWithBootclasspathFragment.
-		ExtendWithErrorHandler(android.FixtureExpectsAtLeastOneErrorMatchingPattern(
-			`\Qneither of the "image_name" and "contents" properties\E`)).
-		RunTestWithBp(t, `
-			bootclasspath_fragment {
-				name: "bootclasspath-fragment",
-			}
-		`)
-}
-
 func TestBootclasspathFragment_Coverage(t *testing.T) {
 	prepareForTestWithFrameworkCoverage := android.FixtureMergeEnv(map[string]string{
 		"EMMA_INSTRUMENT":           "true",
@@ -252,7 +233,7 @@
 	`)
 
 	fragment := result.Module("myfragment", "android_common")
-	info := result.ModuleProvider(fragment, bootclasspathApiInfoProvider).(bootclasspathApiInfo)
+	info := result.ModuleProvider(fragment, HiddenAPIInfoProvider).(HiddenAPIInfo)
 
 	stubsJar := "out/soong/.intermediates/mystublib/android_common/dex/mystublib.jar"
 
@@ -264,17 +245,17 @@
 	otherPublicStubsJar := "out/soong/.intermediates/myothersdklibrary.stubs/android_common/dex/myothersdklibrary.stubs.jar"
 
 	// Check that SdkPublic uses public stubs for all sdk libraries.
-	android.AssertPathsRelativeToTopEquals(t, "public dex stubs jar", []string{otherPublicStubsJar, publicStubsJar, stubsJar}, info.stubJarsByKind[android.SdkPublic])
+	android.AssertPathsRelativeToTopEquals(t, "public dex stubs jar", []string{otherPublicStubsJar, publicStubsJar, stubsJar}, info.TransitiveStubDexJarsByKind[android.SdkPublic])
 
 	// Check that SdkSystem uses system stubs for mysdklibrary and public stubs for myothersdklibrary
 	// as it does not provide system stubs.
-	android.AssertPathsRelativeToTopEquals(t, "system dex stubs jar", []string{otherPublicStubsJar, systemStubsJar, stubsJar}, info.stubJarsByKind[android.SdkSystem])
+	android.AssertPathsRelativeToTopEquals(t, "system dex stubs jar", []string{otherPublicStubsJar, systemStubsJar, stubsJar}, info.TransitiveStubDexJarsByKind[android.SdkSystem])
 
 	// Check that SdkTest also uses system stubs for mysdklibrary as it does not provide test stubs
 	// and public stubs for myothersdklibrary as it does not provide test stubs either.
-	android.AssertPathsRelativeToTopEquals(t, "test dex stubs jar", []string{otherPublicStubsJar, systemStubsJar, stubsJar}, info.stubJarsByKind[android.SdkTest])
+	android.AssertPathsRelativeToTopEquals(t, "test dex stubs jar", []string{otherPublicStubsJar, systemStubsJar, stubsJar}, info.TransitiveStubDexJarsByKind[android.SdkTest])
 
 	// Check that SdkCorePlatform uses public stubs from the mycoreplatform library.
 	corePlatformStubsJar := "out/soong/.intermediates/mycoreplatform.stubs/android_common/dex/mycoreplatform.stubs.jar"
-	android.AssertPathsRelativeToTopEquals(t, "core platform dex stubs jar", []string{corePlatformStubsJar}, info.stubJarsByKind[android.SdkCorePlatform])
+	android.AssertPathsRelativeToTopEquals(t, "core platform dex stubs jar", []string{corePlatformStubsJar}, info.TransitiveStubDexJarsByKind[android.SdkCorePlatform])
 }
diff --git a/java/droidstubs.go b/java/droidstubs.go
index 566f7e3..9531056 100644
--- a/java/droidstubs.go
+++ b/java/droidstubs.go
@@ -546,7 +546,8 @@
 			`\n` +
 			`If it is not possible to do so, there are workarounds:\n` +
 			`\n` +
-			`1. You can suppress the errors with @SuppressLint("<id>")\n`
+			`1. You can suppress the errors with @SuppressLint("<id>")\n` +
+			`   where the <id> is given in brackets in the error message above.\n`
 
 		if baselineFile.Valid() {
 			cmd.FlagWithInput("--baseline:api-lint ", baselineFile.Path())
diff --git a/java/hiddenapi.go b/java/hiddenapi.go
index c9e3c29..e9693c6 100644
--- a/java/hiddenapi.go
+++ b/java/hiddenapi.go
@@ -145,15 +145,13 @@
 	}
 	uncompressDex := *h.uncompressDexState
 
-	hiddenAPIJar := android.PathForModuleOut(ctx, "hiddenapi", dexJar.Base()).OutputPath
-
 	// Create a copy of the dex jar which has been encoded with hiddenapi flags.
-	hiddenAPIEncodeDex(ctx, hiddenAPIJar, dexJar, uncompressDex)
+	flagsCSV := hiddenAPISingletonPaths(ctx).flags
+	outputDir := android.PathForModuleOut(ctx, "hiddenapi").OutputPath
+	encodedDex := hiddenAPIEncodeDex(ctx, dexJar, flagsCSV, uncompressDex, outputDir)
 
 	// Use the encoded dex jar from here onwards.
-	dexJar = hiddenAPIJar
-
-	return dexJar
+	return encodedDex
 }
 
 // buildRuleToGenerateAnnotationFlags builds a ninja rule to generate the annotation-flags.csv file
@@ -243,35 +241,37 @@
 	},
 }, "flagsCsv", "hiddenapiFlags", "tmpDir", "soongZipFlags")
 
-func hiddenAPIEncodeDex(ctx android.ModuleContext, output android.WritablePath, dexInput android.Path,
-	uncompressDex bool) {
+// hiddenAPIEncodeDex generates the build rule that will encode the supplied dex jar and place the
+// encoded dex jar in a file of the same name in the output directory.
+//
+// The encode dex rule requires unzipping, encoding and rezipping the classes.dex files along with
+// all the resources from the input jar. It also ensures that if it was uncompressed in the input
+// it stays uncompressed in the output.
+func hiddenAPIEncodeDex(ctx android.ModuleContext, dexInput, flagsCSV android.Path, uncompressDex bool, outputDir android.OutputPath) android.OutputPath {
 
-	flagsCSV := hiddenAPISingletonPaths(ctx).flags
+	// The output file has the same name as the input file and is in the output directory.
+	output := outputDir.Join(ctx, dexInput.Base())
 
-	// The encode dex rule requires unzipping and rezipping the classes.dex files, ensure that if it was uncompressed
-	// in the input it stays uncompressed in the output.
+	// Create a jar specific temporary directory in which to do the work just in case this is called
+	// with the same output directory for multiple modules.
+	tmpDir := outputDir.Join(ctx, dexInput.Base()+"-tmp")
+
+	// If the input is uncompressed then generate the output of the encode rule to an intermediate
+	// file as the final output will need further processing after encoding.
 	soongZipFlags := ""
-	hiddenapiFlags := ""
-	tmpOutput := output
-	tmpDir := android.PathForModuleOut(ctx, "hiddenapi", "dex")
+	encodeRuleOutput := output
 	if uncompressDex {
 		soongZipFlags = "-L 0"
-		tmpOutput = android.PathForModuleOut(ctx, "hiddenapi", "unaligned", "unaligned.jar")
-		tmpDir = android.PathForModuleOut(ctx, "hiddenapi", "unaligned")
+		encodeRuleOutput = outputDir.Join(ctx, "unaligned", dexInput.Base())
 	}
 
-	enforceHiddenApiFlagsToAllMembers := true
-
 	// b/149353192: when a module is instrumented, jacoco adds synthetic members
 	// $jacocoData and $jacocoInit. Since they don't exist when building the hidden API flags,
 	// don't complain when we don't find hidden API flags for the synthetic members.
+	hiddenapiFlags := ""
 	if j, ok := ctx.Module().(interface {
 		shouldInstrument(android.BaseModuleContext) bool
 	}); ok && j.shouldInstrument(ctx) {
-		enforceHiddenApiFlagsToAllMembers = false
-	}
-
-	if !enforceHiddenApiFlagsToAllMembers {
 		hiddenapiFlags = "--no-force-assign-all"
 	}
 
@@ -279,7 +279,7 @@
 		Rule:        hiddenAPIEncodeDexRule,
 		Description: "hiddenapi encode dex",
 		Input:       dexInput,
-		Output:      tmpOutput,
+		Output:      encodeRuleOutput,
 		Implicit:    flagsCSV,
 		Args: map[string]string{
 			"flagsCsv":       flagsCSV.String(),
@@ -290,8 +290,10 @@
 	})
 
 	if uncompressDex {
-		TransformZipAlign(ctx, output, tmpOutput)
+		TransformZipAlign(ctx, output, encodeRuleOutput)
 	}
+
+	return output
 }
 
 type hiddenApiAnnotationsDependencyTag struct {
diff --git a/java/hiddenapi_modular.go b/java/hiddenapi_modular.go
index f5afe5d..f2649d3 100644
--- a/java/hiddenapi_modular.go
+++ b/java/hiddenapi_modular.go
@@ -20,6 +20,7 @@
 
 	"android/soong/android"
 	"github.com/google/blueprint"
+	"github.com/google/blueprint/proptools"
 )
 
 // Contains support for processing hiddenAPI in a modular fashion.
@@ -66,6 +67,12 @@
 
 // hiddenAPIRelevantSdkKinds lists all the android.SdkKind instances that are needed by the hidden
 // API processing.
+//
+// These are in order from narrowest API surface to widest. Widest means the API stubs with the
+// biggest API surface, e.g. test is wider than system is wider than public. Core platform is
+// considered wider than test even though it has no relationship with test because the libraries
+// that provide core platform API don't provide test. While the core platform API is being converted
+// to a system API the system API is still a subset of core platform.
 var hiddenAPIRelevantSdkKinds = []android.SdkKind{
 	android.SdkPublic,
 	android.SdkSystem,
@@ -127,42 +134,6 @@
 	}
 }
 
-// hiddenAPIGatherStubLibDexJarPaths gathers the paths to the dex jars from the dependencies added
-// in hiddenAPIAddStubLibDependencies.
-func hiddenAPIGatherStubLibDexJarPaths(ctx android.ModuleContext, contents []android.Module) map[android.SdkKind]android.Paths {
-	m := map[android.SdkKind]android.Paths{}
-
-	// If the contents includes any java_sdk_library modules then add them to the stubs.
-	for _, module := range contents {
-		if _, ok := module.(SdkLibraryDependency); ok {
-			for _, kind := range []android.SdkKind{android.SdkPublic, android.SdkSystem, android.SdkTest} {
-				dexJar := hiddenAPIRetrieveDexJarBuildPath(ctx, module, kind)
-				if dexJar != nil {
-					m[kind] = append(m[kind], dexJar)
-				}
-			}
-		}
-	}
-
-	ctx.VisitDirectDepsIf(isActiveModule, func(module android.Module) {
-		tag := ctx.OtherModuleDependencyTag(module)
-		if hiddenAPIStubsTag, ok := tag.(hiddenAPIStubsDependencyTag); ok {
-			kind := hiddenAPIStubsTag.sdkKind
-			dexJar := hiddenAPIRetrieveDexJarBuildPath(ctx, module, kind)
-			if dexJar != nil {
-				m[kind] = append(m[kind], dexJar)
-			}
-		}
-	})
-
-	// Normalize the paths, i.e. remove duplicates and sort.
-	for k, v := range m {
-		m[k] = android.SortedUniquePaths(v)
-	}
-
-	return m
-}
-
 // hiddenAPIRetrieveDexJarBuildPath retrieves the DexJarBuildPath from the specified module, if
 // available, or reports an error.
 func hiddenAPIRetrieveDexJarBuildPath(ctx android.ModuleContext, module android.Module, kind android.SdkKind) android.Path {
@@ -193,20 +164,36 @@
 //
 // The rule is initialized but not built so that the caller can modify it and select an appropriate
 // name.
-func ruleToGenerateHiddenAPIStubFlagsFile(ctx android.BuilderContext, outputPath android.WritablePath, bootDexJars android.Paths, sdkKindToPathList map[android.SdkKind]android.Paths) *android.RuleBuilder {
+func ruleToGenerateHiddenAPIStubFlagsFile(ctx android.BuilderContext, outputPath android.WritablePath, bootDexJars android.Paths, input HiddenAPIFlagInput) *android.RuleBuilder {
 	// Singleton rule which applies hiddenapi on all boot class path dex files.
 	rule := android.NewRuleBuilder(pctx, ctx)
 
 	tempPath := tempPathForRestat(ctx, outputPath)
 
+	// Find the widest API stubs provided by the fragments on which this depends, if any.
+	var dependencyStubDexJars android.Paths
+	for i := len(hiddenAPIRelevantSdkKinds) - 1; i >= 0; i-- {
+		kind := hiddenAPIRelevantSdkKinds[i]
+		stubsForKind := input.DependencyStubDexJarsByKind[kind]
+		if len(stubsForKind) != 0 {
+			dependencyStubDexJars = stubsForKind
+			break
+		}
+	}
+
 	command := rule.Command().
 		Tool(ctx.Config().HostToolPath(ctx, "hiddenapi")).
 		Text("list").
+		FlagForEachInput("--dependency-stub-dex=", dependencyStubDexJars).
 		FlagForEachInput("--boot-dex=", bootDexJars)
 
 	// Iterate over the sdk kinds in a fixed order.
 	for _, sdkKind := range hiddenAPIRelevantSdkKinds {
-		paths := sdkKindToPathList[sdkKind]
+		// Merge in the stub dex jar paths for this kind from the fragments on which it depends. They
+		// will be needed to resolve dependencies from this fragment's stubs to classes in the other
+		// fragment's APIs.
+		dependencyPaths := input.DependencyStubDexJarsByKind[sdkKind]
+		paths := append(dependencyPaths, input.StubDexJarsByKind[sdkKind]...)
 		if len(paths) > 0 {
 			option := sdkKindToHiddenapiListOption[sdkKind]
 			command.FlagWithInputList("--"+option+"=", paths, ":")
@@ -260,15 +247,6 @@
 	Unsupported_packages []string `android:"path"`
 }
 
-func (p *HiddenAPIFlagFileProperties) hiddenAPIFlagFileInfo(ctx android.ModuleContext) hiddenAPIFlagFileInfo {
-	info := hiddenAPIFlagFileInfo{categoryToPaths: map[*hiddenAPIFlagFileCategory]android.Paths{}}
-	for _, category := range hiddenAPIFlagFileCategories {
-		paths := android.PathsForModuleSrc(ctx, category.propertyValueReader(p))
-		info.categoryToPaths[category] = paths
-	}
-	return info
-}
-
 type hiddenAPIFlagFileCategory struct {
 	// propertyName is the name of the property for this category.
 	propertyName string
@@ -282,6 +260,22 @@
 	commandMutator func(command *android.RuleBuilderCommand, path android.Path)
 }
 
+// The flag file category for removed members of the API.
+//
+// This is extracted from hiddenAPIFlagFileCategories as it is needed to add the dex signatures
+// list of removed API members that are generated automatically from the removed.txt files provided
+// by API stubs.
+var hiddenAPIRemovedFlagFileCategory = &hiddenAPIFlagFileCategory{
+	// See HiddenAPIFlagFileProperties.Removed
+	propertyName: "removed",
+	propertyValueReader: func(properties *HiddenAPIFlagFileProperties) []string {
+		return properties.Removed
+	},
+	commandMutator: func(command *android.RuleBuilderCommand, path android.Path) {
+		command.FlagWithInput("--unsupported ", path).Flag("--ignore-conflicts ").FlagWithArg("--tag ", "removed")
+	},
+}
+
 var hiddenAPIFlagFileCategories = []*hiddenAPIFlagFileCategory{
 	// See HiddenAPIFlagFileProperties.Unsupported
 	{
@@ -293,16 +287,7 @@
 			command.FlagWithInput("--unsupported ", path)
 		},
 	},
-	// See HiddenAPIFlagFileProperties.Removed
-	{
-		propertyName: "removed",
-		propertyValueReader: func(properties *HiddenAPIFlagFileProperties) []string {
-			return properties.Removed
-		},
-		commandMutator: func(command *android.RuleBuilderCommand, path android.Path) {
-			command.FlagWithInput("--unsupported ", path).Flag("--ignore-conflicts ").FlagWithArg("--tag ", "removed")
-		},
-	},
+	hiddenAPIRemovedFlagFileCategory,
 	// See HiddenAPIFlagFileProperties.Max_target_r_low_priority
 	{
 		propertyName: "max_target_r_low_priority",
@@ -365,45 +350,226 @@
 	},
 }
 
-// hiddenAPIFlagFileInfo contains paths resolved from HiddenAPIFlagFileProperties and also generated
-// by hidden API processing.
-//
-// This is used both for an individual bootclasspath_fragment to provide it to other modules and
-// for a module to collate the files from the fragments it depends upon. That is why the fields are
-// all Paths even though they are initialized with a single path.
-type hiddenAPIFlagFileInfo struct {
-	// categoryToPaths maps from the flag file category to the paths containing information for that
-	// category.
-	categoryToPaths map[*hiddenAPIFlagFileCategory]android.Paths
+// FlagFilesByCategory maps a hiddenAPIFlagFileCategory to the paths to the files in that category.
+type FlagFilesByCategory map[*hiddenAPIFlagFileCategory]android.Paths
 
-	// The paths to the generated stub-flags.csv files.
-	StubFlagsPaths android.Paths
-
-	// The paths to the generated annotation-flags.csv files.
-	AnnotationFlagsPaths android.Paths
-
-	// The paths to the generated metadata.csv files.
-	MetadataPaths android.Paths
-
-	// The paths to the generated index.csv files.
-	IndexPaths android.Paths
-
-	// The paths to the generated all-flags.csv files.
-	AllFlagsPaths android.Paths
-}
-
-func (i *hiddenAPIFlagFileInfo) append(other hiddenAPIFlagFileInfo) {
+// append appends the supplied flags files to the corresponding category in this map.
+func (s FlagFilesByCategory) append(other FlagFilesByCategory) {
 	for _, category := range hiddenAPIFlagFileCategories {
-		i.categoryToPaths[category] = append(i.categoryToPaths[category], other.categoryToPaths[category]...)
+		s[category] = append(s[category], other[category]...)
 	}
-	i.StubFlagsPaths = append(i.StubFlagsPaths, other.StubFlagsPaths...)
-	i.AnnotationFlagsPaths = append(i.AnnotationFlagsPaths, other.AnnotationFlagsPaths...)
-	i.MetadataPaths = append(i.MetadataPaths, other.MetadataPaths...)
-	i.IndexPaths = append(i.IndexPaths, other.IndexPaths...)
-	i.AllFlagsPaths = append(i.AllFlagsPaths, other.AllFlagsPaths...)
 }
 
-var hiddenAPIFlagFileInfoProvider = blueprint.NewProvider(hiddenAPIFlagFileInfo{})
+// dedup removes duplicates in the flag files, while maintaining the order in which they were
+// appended.
+func (s FlagFilesByCategory) dedup() {
+	for category, paths := range s {
+		s[category] = android.FirstUniquePaths(paths)
+	}
+}
+
+// HiddenAPIInfo contains information provided by the hidden API processing.
+//
+// That includes paths resolved from HiddenAPIFlagFileProperties and also generated by hidden API
+// processing.
+type HiddenAPIInfo struct {
+	// FlagFilesByCategory maps from the flag file category to the paths containing information for
+	// that category.
+	FlagFilesByCategory FlagFilesByCategory
+
+	// The paths to the stub dex jars for each of the android.SdkKind in hiddenAPIRelevantSdkKinds.
+	TransitiveStubDexJarsByKind StubDexJarsByKind
+
+	// The output from the hidden API processing needs to be made available to other modules.
+	HiddenAPIFlagOutput
+}
+
+func newHiddenAPIInfo() *HiddenAPIInfo {
+	info := HiddenAPIInfo{
+		FlagFilesByCategory:         FlagFilesByCategory{},
+		TransitiveStubDexJarsByKind: StubDexJarsByKind{},
+	}
+	return &info
+}
+
+func (i *HiddenAPIInfo) mergeFromFragmentDeps(ctx android.ModuleContext, fragments []android.Module) {
+	// Merge all the information from the fragments. The fragments form a DAG so it is possible that
+	// this will introduce duplicates so they will be resolved after processing all the fragments.
+	for _, fragment := range fragments {
+		if ctx.OtherModuleHasProvider(fragment, HiddenAPIInfoProvider) {
+			info := ctx.OtherModuleProvider(fragment, HiddenAPIInfoProvider).(HiddenAPIInfo)
+			i.TransitiveStubDexJarsByKind.append(info.TransitiveStubDexJarsByKind)
+		}
+	}
+
+	// Dedup and sort paths.
+	i.TransitiveStubDexJarsByKind.dedupAndSort()
+}
+
+var HiddenAPIInfoProvider = blueprint.NewProvider(HiddenAPIInfo{})
+
+// StubDexJarsByKind maps an android.SdkKind to the paths to stub dex jars appropriate for that
+// level. See hiddenAPIRelevantSdkKinds for a list of the acceptable android.SdkKind values.
+type StubDexJarsByKind map[android.SdkKind]android.Paths
+
+// append appends the supplied kind specific stub dex jar pargs to the corresponding kind in this
+// map.
+func (s StubDexJarsByKind) append(other StubDexJarsByKind) {
+	for _, kind := range hiddenAPIRelevantSdkKinds {
+		s[kind] = append(s[kind], other[kind]...)
+	}
+}
+
+// dedupAndSort removes duplicates in the stub dex jar paths and sorts them into a consistent and
+// deterministic order.
+func (s StubDexJarsByKind) dedupAndSort() {
+	for kind, paths := range s {
+		s[kind] = android.SortedUniquePaths(paths)
+	}
+}
+
+// HiddenAPIFlagInput encapsulates information obtained from a module and its dependencies that are
+// needed for hidden API flag generation.
+type HiddenAPIFlagInput struct {
+	// FlagFilesByCategory contains the flag files that override the initial flags that are derived
+	// from the stub dex files.
+	FlagFilesByCategory FlagFilesByCategory
+
+	// StubDexJarsByKind contains the stub dex jars for different android.SdkKind and which determine
+	// the initial flags for each dex member.
+	StubDexJarsByKind StubDexJarsByKind
+
+	// DependencyStubDexJarsByKind contains the stub dex jars provided by the fragments on which this
+	// depends. It is the result of merging HiddenAPIInfo.TransitiveStubDexJarsByKind from each
+	// fragment on which this depends.
+	DependencyStubDexJarsByKind StubDexJarsByKind
+
+	// RemovedTxtFiles is the list of removed.txt files provided by java_sdk_library modules that are
+	// specified in the bootclasspath_fragment's stub_libs and contents properties.
+	RemovedTxtFiles android.Paths
+}
+
+// newHiddenAPIFlagInput creates a new initialize HiddenAPIFlagInput struct.
+func newHiddenAPIFlagInput() HiddenAPIFlagInput {
+	input := HiddenAPIFlagInput{
+		FlagFilesByCategory: FlagFilesByCategory{},
+		StubDexJarsByKind:   StubDexJarsByKind{},
+	}
+
+	return input
+}
+
+// canPerformHiddenAPIProcessing determines whether hidden API processing should be performed.
+//
+// A temporary workaround to avoid existing bootclasspath_fragments that do not provide the
+// appropriate information needed for hidden API processing breaking the build.
+// TODO(b/179354495): Remove this workaround.
+func (i *HiddenAPIFlagInput) canPerformHiddenAPIProcessing(ctx android.ModuleContext, properties bootclasspathFragmentProperties) bool {
+	// Performing hidden API processing without stubs is not supported and it is unlikely to ever be
+	// required as the whole point of adding something to the bootclasspath fragment is to add it to
+	// the bootclasspath in order to be used by something else in the system. Without any stubs it
+	// cannot do that.
+	if len(i.StubDexJarsByKind) == 0 {
+		return false
+	}
+
+	// Hidden API processing is always enabled in tests.
+	if ctx.Config().TestProductVariables != nil {
+		return true
+	}
+
+	// A module that has fragments should have access to the information it needs in order to perform
+	// hidden API processing.
+	if len(properties.Fragments) != 0 {
+		return true
+	}
+
+	// The art bootclasspath fragment does not depend on any other fragments but already supports
+	// hidden API processing.
+	imageName := proptools.String(properties.Image_name)
+	if imageName == "art" {
+		return true
+	}
+
+	// Disable it for everything else.
+	return false
+}
+
+// gatherStubLibInfo gathers information from the stub libs needed by hidden API processing from the
+// dependencies added in hiddenAPIAddStubLibDependencies.
+//
+// That includes paths to the stub dex jars as well as paths to the *removed.txt files.
+func (i *HiddenAPIFlagInput) gatherStubLibInfo(ctx android.ModuleContext, contents []android.Module) {
+	addFromModule := func(ctx android.ModuleContext, module android.Module, kind android.SdkKind) {
+		dexJar := hiddenAPIRetrieveDexJarBuildPath(ctx, module, kind)
+		if dexJar != nil {
+			i.StubDexJarsByKind[kind] = append(i.StubDexJarsByKind[kind], dexJar)
+		}
+
+		if sdkLibrary, ok := module.(SdkLibraryDependency); ok {
+			removedTxtFile := sdkLibrary.SdkRemovedTxtFile(ctx, kind)
+			i.RemovedTxtFiles = append(i.RemovedTxtFiles, removedTxtFile.AsPaths()...)
+		}
+	}
+
+	// If the contents includes any java_sdk_library modules then add them to the stubs.
+	for _, module := range contents {
+		if _, ok := module.(SdkLibraryDependency); ok {
+			// Add information for every possible kind needed by hidden API. SdkCorePlatform is not used
+			// as the java_sdk_library does not have special support for core_platform API, instead it is
+			// implemented as a customized form of SdkPublic.
+			for _, kind := range []android.SdkKind{android.SdkPublic, android.SdkSystem, android.SdkTest} {
+				addFromModule(ctx, module, kind)
+			}
+		}
+	}
+
+	ctx.VisitDirectDepsIf(isActiveModule, func(module android.Module) {
+		tag := ctx.OtherModuleDependencyTag(module)
+		if hiddenAPIStubsTag, ok := tag.(hiddenAPIStubsDependencyTag); ok {
+			kind := hiddenAPIStubsTag.sdkKind
+			addFromModule(ctx, module, kind)
+		}
+	})
+
+	// Normalize the paths, i.e. remove duplicates and sort.
+	i.StubDexJarsByKind.dedupAndSort()
+	i.RemovedTxtFiles = android.SortedUniquePaths(i.RemovedTxtFiles)
+}
+
+// extractFlagFilesFromProperties extracts the paths to flag files that are specified in the
+// supplied properties and stores them in this struct.
+func (i *HiddenAPIFlagInput) extractFlagFilesFromProperties(ctx android.ModuleContext, p *HiddenAPIFlagFileProperties) {
+	for _, category := range hiddenAPIFlagFileCategories {
+		paths := android.PathsForModuleSrc(ctx, category.propertyValueReader(p))
+		i.FlagFilesByCategory[category] = paths
+	}
+}
+
+func (i *HiddenAPIFlagInput) transitiveStubDexJarsByKind() StubDexJarsByKind {
+	transitive := i.DependencyStubDexJarsByKind
+	transitive.append(i.StubDexJarsByKind)
+	return transitive
+}
+
+// HiddenAPIFlagOutput contains paths to output files from the hidden API flag generation for a
+// bootclasspath_fragment module.
+type HiddenAPIFlagOutput struct {
+	// The path to the generated stub-flags.csv file.
+	StubFlagsPath android.Path
+
+	// The path to the generated annotation-flags.csv file.
+	AnnotationFlagsPath android.Path
+
+	// The path to the generated metadata.csv file.
+	MetadataPath android.Path
+
+	// The path to the generated index.csv file.
+	IndexPath android.Path
+
+	// The path to the generated all-flags.csv file.
+	AllFlagsPath android.Path
+}
 
 // pathForValidation creates a path of the same type as the supplied type but with a name of
 // <path>.valid.
@@ -426,16 +592,18 @@
 // annotationFlags is the path to the annotation flags file generated from annotation information
 // in each module.
 //
-// flagFileInfo is a struct containing paths to files that augment the information provided by
+// hiddenAPIInfo is a struct containing paths to files that augment the information provided by
 // the annotationFlags.
-func buildRuleToGenerateHiddenApiFlags(ctx android.BuilderContext, name, desc string, outputPath android.WritablePath, baseFlagsPath android.Path, annotationFlags android.Path, flagFileInfo *hiddenAPIFlagFileInfo) {
+func buildRuleToGenerateHiddenApiFlags(ctx android.BuilderContext, name, desc string,
+	outputPath android.WritablePath, baseFlagsPath android.Path, annotationFlags android.Path,
+	flagFilesByCategory FlagFilesByCategory, allFlagsPaths android.Paths, generatedRemovedDexSignatures android.OptionalPath) {
 
 	// The file which is used to record that the flags file is valid.
 	var validFile android.WritablePath
 
 	// If there are flag files that have been generated by fragments on which this depends then use
 	// them to validate the flag file generated by the rules created by this method.
-	if allFlagsPaths := flagFileInfo.AllFlagsPaths; len(allFlagsPaths) > 0 {
+	if len(allFlagsPaths) > 0 {
 		// The flags file generated by the rule created by this method needs to be validated to ensure
 		// that it is consistent with the flag files generated by the individual fragments.
 
@@ -463,12 +631,18 @@
 
 	// Add the options for the different categories of flag files.
 	for _, category := range hiddenAPIFlagFileCategories {
-		paths := flagFileInfo.categoryToPaths[category]
+		paths := flagFilesByCategory[category]
 		for _, path := range paths {
 			category.commandMutator(command, path)
 		}
 	}
 
+	// If available then pass the automatically generated file containing dex signatures of removed
+	// API members to the rule so they can be marked as removed.
+	if generatedRemovedDexSignatures.Valid() {
+		hiddenAPIRemovedFlagFileCategory.commandMutator(command, generatedRemovedDexSignatures.Path())
+	}
+
 	commitChangeForRestat(rule, tempPath, outputPath)
 
 	if validFile != nil {
@@ -496,13 +670,15 @@
 // * metadata.csv
 // * index.csv
 // * all-flags.csv
-func hiddenAPIGenerateAllFlagsForBootclasspathFragment(ctx android.ModuleContext, contents []hiddenAPIModule, stubJarsByKind map[android.SdkKind]android.Paths, flagFileInfo *hiddenAPIFlagFileInfo) {
+func hiddenAPIGenerateAllFlagsForBootclasspathFragment(ctx android.ModuleContext, contents []hiddenAPIModule, input HiddenAPIFlagInput) *HiddenAPIFlagOutput {
 	hiddenApiSubDir := "modular-hiddenapi"
 
-	// Generate the stub-flags.csv.
+	// Gather the dex files for the boot libraries provided by this fragment.
 	bootDexJars := extractBootDexJarsFromHiddenAPIModules(ctx, contents)
+
+	// Generate the stub-flags.csv.
 	stubFlagsCSV := android.PathForModuleOut(ctx, hiddenApiSubDir, "stub-flags.csv")
-	rule := ruleToGenerateHiddenAPIStubFlagsFile(ctx, stubFlagsCSV, bootDexJars, stubJarsByKind)
+	rule := ruleToGenerateHiddenAPIStubFlagsFile(ctx, stubFlagsCSV, bootDexJars, input)
 	rule.Build("modularHiddenAPIStubFlagsFile", "modular hiddenapi stub flags")
 
 	// Extract the classes jars from the contents.
@@ -520,24 +696,45 @@
 	indexCSV := android.PathForModuleOut(ctx, hiddenApiSubDir, "index.csv")
 	buildRuleToGenerateIndex(ctx, "modular hiddenapi index", classesJars, indexCSV)
 
-	// Removed APIs need to be marked and in order to do that the flagFileInfo needs to specify files
+	// Removed APIs need to be marked and in order to do that the hiddenAPIInfo needs to specify files
 	// containing dex signatures of all the removed APIs. In the monolithic files that is done by
 	// manually combining all the removed.txt files for each API and then converting them to dex
-	// signatures, see the combined-removed-dex module. That will all be done automatically in future.
-	// For now removed APIs are ignored.
-	// TODO(b/179354495): handle removed apis automatically.
+	// signatures, see the combined-removed-dex module. This does that automatically by using the
+	// *removed.txt files retrieved from the java_sdk_library modules that are specified in the
+	// stub_libs and contents properties of a bootclasspath_fragment.
+	removedDexSignatures := buildRuleToGenerateRemovedDexSignatures(ctx, input.RemovedTxtFiles)
 
 	// Generate the all-flags.csv which are the flags that will, in future, be encoded into the dex
 	// files.
 	outputPath := android.PathForModuleOut(ctx, hiddenApiSubDir, "all-flags.csv")
-	buildRuleToGenerateHiddenApiFlags(ctx, "modularHiddenApiAllFlags", "modular hiddenapi all flags", outputPath, stubFlagsCSV, annotationFlagsCSV, flagFileInfo)
+	buildRuleToGenerateHiddenApiFlags(ctx, "modularHiddenApiAllFlags", "modular hiddenapi all flags", outputPath, stubFlagsCSV, annotationFlagsCSV, input.FlagFilesByCategory, nil, removedDexSignatures)
 
 	// Store the paths in the info for use by other modules and sdk snapshot generation.
-	flagFileInfo.StubFlagsPaths = android.Paths{stubFlagsCSV}
-	flagFileInfo.AnnotationFlagsPaths = android.Paths{annotationFlagsCSV}
-	flagFileInfo.MetadataPaths = android.Paths{metadataCSV}
-	flagFileInfo.IndexPaths = android.Paths{indexCSV}
-	flagFileInfo.AllFlagsPaths = android.Paths{outputPath}
+	output := HiddenAPIFlagOutput{
+		StubFlagsPath:       stubFlagsCSV,
+		AnnotationFlagsPath: annotationFlagsCSV,
+		MetadataPath:        metadataCSV,
+		IndexPath:           indexCSV,
+		AllFlagsPath:        outputPath,
+	}
+	return &output
+}
+
+func buildRuleToGenerateRemovedDexSignatures(ctx android.ModuleContext, removedTxtFiles android.Paths) android.OptionalPath {
+	if len(removedTxtFiles) == 0 {
+		return android.OptionalPath{}
+	}
+
+	output := android.PathForModuleOut(ctx, "modular-hiddenapi/removed-dex-signatures.txt")
+
+	rule := android.NewRuleBuilder(pctx, ctx)
+	rule.Command().
+		BuiltTool("metalava").
+		Flag("--no-banner").
+		Inputs(removedTxtFiles).
+		FlagWithOutput("--dex-api ", output)
+	rule.Build("modular-hiddenapi-removed-dex-signatures", "modular hiddenapi removed dex signatures")
+	return android.OptionalPathForPath(output)
 }
 
 // gatherHiddenAPIModuleFromContents gathers the hiddenAPIModule from the supplied contents.
diff --git a/java/hiddenapi_monolithic.go b/java/hiddenapi_monolithic.go
new file mode 100644
index 0000000..a6bf8c7
--- /dev/null
+++ b/java/hiddenapi_monolithic.go
@@ -0,0 +1,102 @@
+// Copyright (C) 2021 The Android Open Source Project
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package java
+
+import (
+	"android/soong/android"
+	"github.com/google/blueprint"
+)
+
+// MonolithicHiddenAPIInfo contains information needed/provided by the hidden API generation of the
+// monolithic hidden API files.
+//
+// Each list of paths includes all the equivalent paths from each of the bootclasspath_fragment
+// modules that contribute to the platform-bootclasspath.
+type MonolithicHiddenAPIInfo struct {
+	// FlagsFilesByCategory maps from the flag file category to the paths containing information for
+	// that category.
+	FlagsFilesByCategory FlagFilesByCategory
+
+	// The paths to the generated stub-flags.csv files.
+	StubFlagsPaths android.Paths
+
+	// The paths to the generated annotation-flags.csv files.
+	AnnotationFlagsPaths android.Paths
+
+	// The paths to the generated metadata.csv files.
+	MetadataPaths android.Paths
+
+	// The paths to the generated index.csv files.
+	IndexPaths android.Paths
+
+	// The paths to the generated all-flags.csv files.
+	AllFlagsPaths android.Paths
+}
+
+// newMonolithicHiddenAPIInfo creates a new MonolithicHiddenAPIInfo from the flagFilesByCategory
+// plus information provided by each of the fragments.
+func newMonolithicHiddenAPIInfo(ctx android.ModuleContext, flagFilesByCategory FlagFilesByCategory, fragments []android.Module) MonolithicHiddenAPIInfo {
+	monolithicInfo := MonolithicHiddenAPIInfo{}
+
+	monolithicInfo.FlagsFilesByCategory = flagFilesByCategory
+
+	// Merge all the information from the fragments. The fragments form a DAG so it is possible that
+	// this will introduce duplicates so they will be resolved after processing all the fragments.
+	for _, fragment := range fragments {
+		if ctx.OtherModuleHasProvider(fragment, HiddenAPIInfoProvider) {
+			info := ctx.OtherModuleProvider(fragment, HiddenAPIInfoProvider).(HiddenAPIInfo)
+			monolithicInfo.append(&info)
+		}
+	}
+
+	// Dedup paths.
+	monolithicInfo.dedup()
+
+	return monolithicInfo
+}
+
+// append appends all the files from the supplied info to the corresponding files in this struct.
+func (i *MonolithicHiddenAPIInfo) append(other *HiddenAPIInfo) {
+	i.FlagsFilesByCategory.append(other.FlagFilesByCategory)
+
+	// The output may not be set if the bootclasspath_fragment has not yet been updated to support
+	// hidden API processing.
+	// TODO(b/179354495): Switch back to append once all bootclasspath_fragment modules have been
+	//  updated to support hidden API processing properly.
+	appendIfNotNil := func(paths android.Paths, path android.Path) android.Paths {
+		if path == nil {
+			return paths
+		}
+		return append(paths, path)
+	}
+	i.StubFlagsPaths = appendIfNotNil(i.StubFlagsPaths, other.StubFlagsPath)
+	i.AnnotationFlagsPaths = appendIfNotNil(i.AnnotationFlagsPaths, other.AnnotationFlagsPath)
+	i.MetadataPaths = appendIfNotNil(i.MetadataPaths, other.MetadataPath)
+	i.IndexPaths = appendIfNotNil(i.IndexPaths, other.IndexPath)
+	i.AllFlagsPaths = appendIfNotNil(i.AllFlagsPaths, other.AllFlagsPath)
+}
+
+// dedup removes duplicates in all the paths, while maintaining the order in which they were
+// appended.
+func (i *MonolithicHiddenAPIInfo) dedup() {
+	i.FlagsFilesByCategory.dedup()
+	i.StubFlagsPaths = android.FirstUniquePaths(i.StubFlagsPaths)
+	i.AnnotationFlagsPaths = android.FirstUniquePaths(i.AnnotationFlagsPaths)
+	i.MetadataPaths = android.FirstUniquePaths(i.MetadataPaths)
+	i.IndexPaths = android.FirstUniquePaths(i.IndexPaths)
+	i.AllFlagsPaths = android.FirstUniquePaths(i.AllFlagsPaths)
+}
+
+var monolithicHiddenAPIInfoProvider = blueprint.NewProvider(MonolithicHiddenAPIInfo{})
diff --git a/java/platform_bootclasspath.go b/java/platform_bootclasspath.go
index 5db2efe..87c695c 100644
--- a/java/platform_bootclasspath.go
+++ b/java/platform_bootclasspath.go
@@ -279,25 +279,24 @@
 		return
 	}
 
-	flagFileInfo := b.properties.Hidden_api.hiddenAPIFlagFileInfo(ctx)
-	for _, fragment := range fragments {
-		if ctx.OtherModuleHasProvider(fragment, hiddenAPIFlagFileInfoProvider) {
-			info := ctx.OtherModuleProvider(fragment, hiddenAPIFlagFileInfoProvider).(hiddenAPIFlagFileInfo)
-			flagFileInfo.append(info)
-		}
-	}
+	monolithicInfo := b.createAndProvideMonolithicHiddenAPIInfo(ctx, fragments)
 
-	// Store the information for testing.
-	ctx.SetProvider(hiddenAPIFlagFileInfoProvider, flagFileInfo)
+	// Create the input to pass to ruleToGenerateHiddenAPIStubFlagsFile
+	input := newHiddenAPIFlagInput()
+
+	// Gather stub library information from the dependencies on modules provided by
+	// hiddenAPIComputeMonolithicStubLibModules.
+	input.gatherStubLibInfo(ctx, nil)
+
+	// Use the flag files from this module and all the fragments.
+	input.FlagFilesByCategory = monolithicInfo.FlagsFilesByCategory
 
 	hiddenAPIModules := gatherHiddenAPIModuleFromContents(ctx, modules)
 
-	sdkKindToStubPaths := hiddenAPIGatherStubLibDexJarPaths(ctx, nil)
-
 	// Generate the monolithic stub-flags.csv file.
 	bootDexJars := extractBootDexJarsFromHiddenAPIModules(ctx, hiddenAPIModules)
 	stubFlags := hiddenAPISingletonPaths(ctx).stubFlags
-	rule := ruleToGenerateHiddenAPIStubFlagsFile(ctx, stubFlags, bootDexJars, sdkKindToStubPaths)
+	rule := ruleToGenerateHiddenAPIStubFlagsFile(ctx, stubFlags, bootDexJars, input)
 	rule.Build("platform-bootclasspath-monolithic-hiddenapi-stub-flags", "monolithic hidden API stub flags")
 
 	// Extract the classes jars from the contents.
@@ -309,7 +308,7 @@
 
 	// Generate the monotlithic hiddenapi-flags.csv file.
 	allFlags := hiddenAPISingletonPaths(ctx).flags
-	buildRuleToGenerateHiddenApiFlags(ctx, "hiddenAPIFlagsFile", "hiddenapi flags", allFlags, stubFlags, annotationFlags, &flagFileInfo)
+	buildRuleToGenerateHiddenApiFlags(ctx, "hiddenAPIFlagsFile", "hiddenapi flags", allFlags, stubFlags, annotationFlags, monolithicInfo.FlagsFilesByCategory, monolithicInfo.AllFlagsPaths, android.OptionalPath{})
 
 	// Generate an intermediate monolithic hiddenapi-metadata.csv file directly from the annotations
 	// in the source code.
@@ -328,6 +327,25 @@
 	buildRuleToGenerateIndex(ctx, "monolithic hidden API index", classesJars, indexCSV)
 }
 
+// createAndProvideMonolithicHiddenAPIInfo creates a MonolithicHiddenAPIInfo and provides it for
+// testing.
+func (b *platformBootclasspathModule) createAndProvideMonolithicHiddenAPIInfo(ctx android.ModuleContext, fragments []android.Module) MonolithicHiddenAPIInfo {
+	// Create a temporary input structure in which to collate information provided directly by this
+	// module, either through properties or direct dependencies.
+	temporaryInput := newHiddenAPIFlagInput()
+
+	// Create paths to the flag files specified in the properties.
+	temporaryInput.extractFlagFilesFromProperties(ctx, &b.properties.Hidden_api)
+
+	// Create the monolithic info, by starting with the flag files specified on this and then merging
+	// in information from all the fragment dependencies of this.
+	monolithicInfo := newMonolithicHiddenAPIInfo(ctx, temporaryInput.FlagFilesByCategory, fragments)
+
+	// Store the information for testing.
+	ctx.SetProvider(monolithicHiddenAPIInfoProvider, monolithicInfo)
+	return monolithicInfo
+}
+
 func (b *platformBootclasspathModule) buildRuleMergeCSV(ctx android.ModuleContext, desc string, inputPaths android.Paths, outputPath android.WritablePath) {
 	rule := android.NewRuleBuilder(pctx, ctx)
 	rule.Command().
diff --git a/java/platform_bootclasspath_test.go b/java/platform_bootclasspath_test.go
index 9fffa0a..ed5549d 100644
--- a/java/platform_bootclasspath_test.go
+++ b/java/platform_bootclasspath_test.go
@@ -245,14 +245,14 @@
 	).RunTest(t)
 
 	pbcp := result.Module("platform-bootclasspath", "android_common")
-	info := result.ModuleProvider(pbcp, hiddenAPIFlagFileInfoProvider).(hiddenAPIFlagFileInfo)
+	info := result.ModuleProvider(pbcp, monolithicHiddenAPIInfoProvider).(MonolithicHiddenAPIInfo)
 
 	for _, category := range hiddenAPIFlagFileCategories {
 		name := category.propertyName
 		message := fmt.Sprintf("category %s", name)
 		filename := strings.ReplaceAll(name, "_", "-")
 		expected := []string{fmt.Sprintf("%s.txt", filename), fmt.Sprintf("bar-%s.txt", filename)}
-		android.AssertPathsRelativeToTopEquals(t, message, expected, info.categoryToPaths[category])
+		android.AssertPathsRelativeToTopEquals(t, message, expected, info.FlagsFilesByCategory[category])
 	}
 
 	android.AssertPathsRelativeToTopEquals(t, "stub flags", []string{"out/soong/.intermediates/bar-fragment/android_common/modular-hiddenapi/stub-flags.csv"}, info.StubFlagsPaths)
diff --git a/java/sdk_library.go b/java/sdk_library.go
index b5b6232..8f36758 100644
--- a/java/sdk_library.go
+++ b/java/sdk_library.go
@@ -845,19 +845,7 @@
 // closest kind which is a subset of the requested kind. e.g. if requesting android.SdkModule then
 // it will return *scopePaths for android.SdkSystem if available or android.SdkPublic of not.
 func (c *commonToSdkLibraryAndImport) selectScopePaths(ctx android.BaseModuleContext, kind android.SdkKind) *scopePaths {
-	var apiScope *apiScope
-	switch kind {
-	case android.SdkSystem:
-		apiScope = apiScopeSystem
-	case android.SdkModule:
-		apiScope = apiScopeModuleLib
-	case android.SdkTest:
-		apiScope = apiScopeTest
-	case android.SdkSystemServer:
-		apiScope = apiScopeSystemServer
-	default:
-		apiScope = apiScopePublic
-	}
+	apiScope := sdkKindToApiScope(kind)
 
 	paths := c.findClosestScopePath(apiScope)
 	if paths == nil {
@@ -874,6 +862,24 @@
 	return paths
 }
 
+// sdkKindToApiScope maps from android.SdkKind to apiScope.
+func sdkKindToApiScope(kind android.SdkKind) *apiScope {
+	var apiScope *apiScope
+	switch kind {
+	case android.SdkSystem:
+		apiScope = apiScopeSystem
+	case android.SdkModule:
+		apiScope = apiScopeModuleLib
+	case android.SdkTest:
+		apiScope = apiScopeTest
+	case android.SdkSystemServer:
+		apiScope = apiScopeSystemServer
+	default:
+		apiScope = apiScopePublic
+	}
+	return apiScope
+}
+
 // to satisfy SdkLibraryDependency interface
 func (c *commonToSdkLibraryAndImport) SdkApiStubDexJar(ctx android.BaseModuleContext, kind android.SdkKind) android.Path {
 	paths := c.selectScopePaths(ctx, kind)
@@ -884,6 +890,17 @@
 	return paths.stubsDexJarPath
 }
 
+// to satisfy SdkLibraryDependency interface
+func (c *commonToSdkLibraryAndImport) SdkRemovedTxtFile(ctx android.BaseModuleContext, kind android.SdkKind) android.OptionalPath {
+	apiScope := sdkKindToApiScope(kind)
+	paths := c.findScopePaths(apiScope)
+	if paths == nil {
+		return android.OptionalPath{}
+	}
+
+	return paths.removedApiFilePath
+}
+
 func (c *commonToSdkLibraryAndImport) sdkComponentPropertiesForChildLibrary() interface{} {
 	componentProps := &struct {
 		SdkLibraryToImplicitlyTrack *string
@@ -964,7 +981,7 @@
 var _ SdkLibraryComponentDependency = (*SdkLibrary)(nil)
 var _ SdkLibraryComponentDependency = (*SdkLibraryImport)(nil)
 
-// Provides access to sdk_version related header and implentation jars.
+// Provides access to sdk_version related files, e.g. header and implementation jars.
 type SdkLibraryDependency interface {
 	SdkLibraryComponentDependency
 
@@ -985,6 +1002,9 @@
 	// tool which processes dex files.
 	SdkApiStubDexJar(ctx android.BaseModuleContext, kind android.SdkKind) android.Path
 
+	// SdkRemovedTxtFile returns the optional path to the removed.txt file for the specified sdk kind.
+	SdkRemovedTxtFile(ctx android.BaseModuleContext, kind android.SdkKind) android.OptionalPath
+
 	// sharedLibrary returns true if this can be used as a shared library.
 	sharedLibrary() bool
 }
@@ -1629,8 +1649,12 @@
 			path := path.Join(mctx.ModuleDir(), apiDir, scope.apiFilePrefix+api)
 			p := android.ExistentPathForSource(mctx, path)
 			if !p.Valid() {
-				mctx.ModuleErrorf("Current api file %#v doesn't exist", path)
-				missingCurrentApi = true
+				if mctx.Config().AllowMissingDependencies() {
+					mctx.AddMissingDependencies([]string{path})
+				} else {
+					mctx.ModuleErrorf("Current api file %#v doesn't exist", path)
+					missingCurrentApi = true
+				}
 			}
 		}
 	}
diff --git a/java/systemserver_classpath_fragment.go b/java/systemserver_classpath_fragment.go
index a72b3f6..9111c30 100644
--- a/java/systemserver_classpath_fragment.go
+++ b/java/systemserver_classpath_fragment.go
@@ -53,13 +53,7 @@
 
 func (p *platformSystemServerClasspathModule) ClasspathFragmentToConfiguredJarList(ctx android.ModuleContext) android.ConfiguredJarList {
 	global := dexpreopt.GetGlobalConfig(ctx)
-
-	jars := global.SystemServerJars
-	// TODO(satayev): split apex jars into separate configs.
-	for i := 0; i < global.UpdatableSystemServerJars.Len(); i++ {
-		jars = jars.Append(global.UpdatableSystemServerJars.Apex(i), global.UpdatableSystemServerJars.Jar(i))
-	}
-	return jars
+	return global.SystemServerJars
 }
 
 type SystemServerClasspathModule struct {
@@ -101,8 +95,12 @@
 }
 
 func (s *SystemServerClasspathModule) ClasspathFragmentToConfiguredJarList(ctx android.ModuleContext) android.ConfiguredJarList {
-	// TODO(satayev): populate with actual content
-	return android.EmptyConfiguredJarList()
+	global := dexpreopt.GetGlobalConfig(ctx)
+
+	// Only create configs for updatable boot jars. Non-updatable system server jars must be part of the
+	// platform_systemserverclasspath's classpath proto config to guarantee that they come before any
+	// updatable jars at runtime.
+	return global.UpdatableSystemServerJars.Filter(s.properties.Contents)
 }
 
 type systemServerClasspathFragmentContentDependencyTag struct {
diff --git a/sdk/bootclasspath_fragment_sdk_test.go b/sdk/bootclasspath_fragment_sdk_test.go
index bd69f06..d9fe281 100644
--- a/sdk/bootclasspath_fragment_sdk_test.go
+++ b/sdk/bootclasspath_fragment_sdk_test.go
@@ -424,6 +424,7 @@
 	android.GroupFixturePreparers(
 		prepareForSdkTestWithApex,
 		prepareForSdkTestWithJava,
+		android.FixtureAddFile("java/mybootlib.jar", nil),
 		android.FixtureWithRootAndroidBp(`
 		sdk {
 			name: "mysdk",
@@ -433,16 +434,27 @@
 		bootclasspath_fragment {
 			name: "mybootclasspathfragment",
 			image_name: "art",
+			contents: ["mybootlib"],
 			apex_available: ["myapex"],
 		}
 
+		java_library {
+			name: "mybootlib",
+			apex_available: ["myapex"],
+			srcs: ["Test.java"],
+			system_modules: "none",
+			sdk_version: "none",
+			min_sdk_version: "1",
+			compile_dex: true,
+		}
+
 		sdk_snapshot {
 			name: "mysdk@1",
-			bootclasspath_fragments: ["mybootclasspathfragment_mysdk_1"],
+			bootclasspath_fragments: ["mysdk_mybootclasspathfragment@1"],
 		}
 
 		prebuilt_bootclasspath_fragment {
-			name: "mybootclasspathfragment_mysdk_1",
+			name: "mysdk_mybootclasspathfragment@1",
 			sdk_member_name: "mybootclasspathfragment",
 			prefer: false,
 			visibility: ["//visibility:public"],
@@ -450,6 +462,15 @@
 				"myapex",
 			],
 			image_name: "art",
+			contents: ["mysdk_mybootlib@1"],
+		}
+
+		java_import {
+			name: "mysdk_mybootlib@1",
+			sdk_member_name: "mybootlib",
+			visibility: ["//visibility:public"],
+			apex_available: ["com.android.art"],
+			jars: ["java/mybootlib.jar"],
 		}
 	`),
 	).RunTest(t)
diff --git a/sdk/sdk_test.go b/sdk/sdk_test.go
index 12545d6..a13b0d7 100644
--- a/sdk/sdk_test.go
+++ b/sdk/sdk_test.go
@@ -564,4 +564,101 @@
 			`),
 		)
 	})
+
+	t.Run("SOONG_SDK_SNAPSHOT_VERSION=unversioned", func(t *testing.T) {
+		result := android.GroupFixturePreparers(
+			preparer,
+			android.FixtureMergeEnv(map[string]string{
+				"SOONG_SDK_SNAPSHOT_VERSION": "unversioned",
+			}),
+		).RunTest(t)
+
+		checkZipFile(t, result, "out/soong/.intermediates/mysdk/common_os/mysdk.zip")
+
+		CheckSnapshot(t, result, "mysdk", "",
+			checkAndroidBpContents(`
+// This is auto-generated. DO NOT EDIT.
+
+java_import {
+    name: "myjavalib",
+    prefer: false,
+    visibility: ["//visibility:public"],
+    apex_available: ["//apex_available:platform"],
+    jars: ["java/myjavalib.jar"],
+}
+			`),
+		)
+	})
+
+	t.Run("SOONG_SDK_SNAPSHOT_VERSION=current", func(t *testing.T) {
+		result := android.GroupFixturePreparers(
+			preparer,
+			android.FixtureMergeEnv(map[string]string{
+				"SOONG_SDK_SNAPSHOT_VERSION": "current",
+			}),
+		).RunTest(t)
+
+		checkZipFile(t, result, "out/soong/.intermediates/mysdk/common_os/mysdk-current.zip")
+
+		CheckSnapshot(t, result, "mysdk", "",
+			checkAndroidBpContents(`
+// This is auto-generated. DO NOT EDIT.
+
+java_import {
+    name: "mysdk_myjavalib@current",
+    sdk_member_name: "myjavalib",
+    visibility: ["//visibility:public"],
+    apex_available: ["//apex_available:platform"],
+    jars: ["java/myjavalib.jar"],
+}
+
+java_import {
+    name: "myjavalib",
+    prefer: false,
+    visibility: ["//visibility:public"],
+    apex_available: ["//apex_available:platform"],
+    jars: ["java/myjavalib.jar"],
+}
+
+sdk_snapshot {
+    name: "mysdk@current",
+    visibility: ["//visibility:public"],
+    java_header_libs: ["mysdk_myjavalib@current"],
+}
+			`),
+		)
+	})
+
+	t.Run("SOONG_SDK_SNAPSHOT_VERSION=2", func(t *testing.T) {
+		result := android.GroupFixturePreparers(
+			preparer,
+			android.FixtureMergeEnv(map[string]string{
+				"SOONG_SDK_SNAPSHOT_VERSION": "2",
+			}),
+		).RunTest(t)
+
+		checkZipFile(t, result, "out/soong/.intermediates/mysdk/common_os/mysdk-2.zip")
+
+		CheckSnapshot(t, result, "mysdk", "",
+			checkAndroidBpContents(`
+// This is auto-generated. DO NOT EDIT.
+
+java_import {
+    name: "mysdk_myjavalib@2",
+    sdk_member_name: "myjavalib",
+    visibility: ["//visibility:public"],
+    apex_available: ["//apex_available:platform"],
+    jars: ["java/myjavalib.jar"],
+}
+
+sdk_snapshot {
+    name: "mysdk@2",
+    visibility: ["//visibility:public"],
+    java_header_libs: ["mysdk_myjavalib@2"],
+}
+			`),
+			// A versioned snapshot cannot be used on its own so add the source back in.
+			snapshotTestPreparer(checkSnapshotWithoutSource, android.FixtureWithRootAndroidBp(bp)),
+		)
+	})
 }
diff --git a/sdk/testing.go b/sdk/testing.go
index f4e85c0..3254cf9 100644
--- a/sdk/testing.go
+++ b/sdk/testing.go
@@ -131,6 +131,7 @@
 	info := &snapshotBuildInfo{
 		t:                            t,
 		r:                            result,
+		version:                      sdk.builderForTests.version,
 		androidBpContents:            sdk.GetAndroidBpContentsForTests(),
 		androidUnversionedBpContents: sdk.GetUnversionedAndroidBpContentsForTests(),
 		androidVersionedBpContents:   sdk.GetVersionedAndroidBpContentsForTests(),
@@ -236,8 +237,13 @@
 	if dir != "" {
 		dir = filepath.Clean(dir) + "/"
 	}
-	android.AssertStringEquals(t, "Snapshot zip file in wrong place",
-		fmt.Sprintf(".intermediates/%s%s/%s/%s-current.zip", dir, name, variant, name), actual)
+	suffix := ""
+	if snapshotBuildInfo.version != soongSdkSnapshotVersionUnversioned {
+		suffix = "-" + snapshotBuildInfo.version
+	}
+
+	expectedZipPath := fmt.Sprintf(".intermediates/%s%s/%s/%s%s.zip", dir, name, variant, name, suffix)
+	android.AssertStringEquals(t, "Snapshot zip file in wrong place", expectedZipPath, actual)
 
 	// Populate a mock filesystem with the files that would have been copied by
 	// the rules.
@@ -432,6 +438,11 @@
 	// The result from RunTest()
 	r *android.TestResult
 
+	// The version of the generated snapshot.
+	//
+	// See snapshotBuilder.version for more information about this field.
+	version string
+
 	// The contents of the generated Android.bp file
 	androidBpContents string
 
diff --git a/sdk/update.go b/sdk/update.go
index 85dfc4a..36b564f 100644
--- a/sdk/update.go
+++ b/sdk/update.go
@@ -36,6 +36,20 @@
 //     By default every unversioned module in the generated snapshot has prefer: false. Building it
 //     with SOONG_SDK_SNAPSHOT_PREFER=true will force them to use prefer: true.
 //
+// SOONG_SDK_SNAPSHOT_VERSION
+//     This provides control over the version of the generated snapshot.
+//
+//     SOONG_SDK_SNAPSHOT_VERSION=current will generate unversioned and versioned prebuilts and a
+//     versioned snapshot module. This is the default behavior. The zip file containing the
+//     generated snapshot will be <sdk-name>-current.zip.
+//
+//     SOONG_SDK_SNAPSHOT_VERSION=unversioned will generate unversioned prebuilts only and the zip
+//     file containing the generated snapshot will be <sdk-name>.zip.
+//
+//     SOONG_SDK_SNAPSHOT_VERSION=<number> will generate versioned prebuilts and a versioned
+//     snapshot module only. The zip file containing the generated snapshot will be
+//     <sdk-name>-<number>.zip.
+//
 
 var pctx = android.NewPackageContext("android/soong/sdk")
 
@@ -69,6 +83,11 @@
 		})
 )
 
+const (
+	soongSdkSnapshotVersionUnversioned = "unversioned"
+	soongSdkSnapshotVersionCurrent     = "current"
+)
+
 type generatedContents struct {
 	content     strings.Builder
 	indentLevel int
@@ -257,10 +276,26 @@
 		modules: make(map[string]*bpModule),
 	}
 
+	config := ctx.Config()
+	version := config.GetenvWithDefault("SOONG_SDK_SNAPSHOT_VERSION", "current")
+
+	// Generate versioned modules in the snapshot unless an unversioned snapshot has been requested.
+	generateVersioned := version != soongSdkSnapshotVersionUnversioned
+
+	// Generate unversioned modules in the snapshot unless a numbered snapshot has been requested.
+	//
+	// Unversioned modules are not required in that case because the numbered version will be a
+	// finalized version of the snapshot that is intended to be kept separate from the
+	generateUnversioned := version == soongSdkSnapshotVersionUnversioned || version == soongSdkSnapshotVersionCurrent
+	snapshotZipFileSuffix := ""
+	if generateVersioned {
+		snapshotZipFileSuffix = "-" + version
+	}
+
 	builder := &snapshotBuilder{
 		ctx:                   ctx,
 		sdk:                   s,
-		version:               "current",
+		version:               version,
 		snapshotDir:           snapshotDir.OutputPath,
 		copies:                make(map[string]string),
 		filesToZip:            []android.Path{bp.path},
@@ -314,20 +349,26 @@
 		// Prune any empty property sets.
 		unversioned = unversioned.transform(pruneEmptySetTransformer{})
 
-		// Copy the unversioned module so it can be modified to make it versioned.
-		versioned := unversioned.deepCopy()
+		if generateVersioned {
+			// Copy the unversioned module so it can be modified to make it versioned.
+			versioned := unversioned.deepCopy()
 
-		// Transform the unversioned module into a versioned one.
-		versioned.transform(unversionedToVersionedTransformer)
-		bpFile.AddModule(versioned)
+			// Transform the unversioned module into a versioned one.
+			versioned.transform(unversionedToVersionedTransformer)
+			bpFile.AddModule(versioned)
+		}
 
-		// Transform the unversioned module to make it suitable for use in the snapshot.
-		unversioned.transform(unversionedTransformer)
-		bpFile.AddModule(unversioned)
+		if generateUnversioned {
+			// Transform the unversioned module to make it suitable for use in the snapshot.
+			unversioned.transform(unversionedTransformer)
+			bpFile.AddModule(unversioned)
+		}
 	}
 
-	// Add the sdk/module_exports_snapshot module to the bp file.
-	s.addSnapshotModule(ctx, builder, sdkVariants, memberVariantDeps)
+	if generateVersioned {
+		// Add the sdk/module_exports_snapshot module to the bp file.
+		s.addSnapshotModule(ctx, builder, sdkVariants, memberVariantDeps)
+	}
 
 	// generate Android.bp
 	bp = newGeneratedFile(ctx, "snapshot", "Android.bp")
@@ -341,7 +382,8 @@
 	filesToZip := builder.filesToZip
 
 	// zip them all
-	outputZipFile := android.PathForModuleOut(ctx, ctx.ModuleName()+"-current.zip").OutputPath
+	zipPath := fmt.Sprintf("%s%s.zip", ctx.ModuleName(), snapshotZipFileSuffix)
+	outputZipFile := android.PathForModuleOut(ctx, zipPath).OutputPath
 	outputDesc := "Building snapshot for " + ctx.ModuleName()
 
 	// If there are no zips to merge then generate the output zip directly.
@@ -353,7 +395,8 @@
 		zipFile = outputZipFile
 		desc = outputDesc
 	} else {
-		zipFile = android.PathForModuleOut(ctx, ctx.ModuleName()+"-current.unmerged.zip").OutputPath
+		intermediatePath := fmt.Sprintf("%s%s.unmerged.zip", ctx.ModuleName(), snapshotZipFileSuffix)
+		zipFile = android.PathForModuleOut(ctx, intermediatePath).OutputPath
 		desc = "Building intermediate snapshot for " + ctx.ModuleName()
 	}
 
@@ -801,9 +844,15 @@
 }
 
 type snapshotBuilder struct {
-	ctx         android.ModuleContext
-	sdk         *sdk
-	version     string
+	ctx android.ModuleContext
+	sdk *sdk
+
+	// The version of the generated snapshot.
+	//
+	// See the documentation of SOONG_SDK_SNAPSHOT_VERSION above for details of the valid values of
+	// this field.
+	version string
+
 	snapshotDir android.OutputPath
 	bpFile      *bpFile
 
diff --git a/sh/sh_binary.go b/sh/sh_binary.go
index 42d5680..4805846 100644
--- a/sh/sh_binary.go
+++ b/sh/sh_binary.go
@@ -104,6 +104,12 @@
 	Recovery_available *bool
 }
 
+// Test option struct.
+type TestOptions struct {
+	// If the test is a hostside(no device required) unittest that shall be run during presubmit check.
+	Unit_test *bool
+}
+
 type TestProperties struct {
 	// list of compatibility suites (for example "cts", "vts") that the module should be
 	// installed into.
@@ -143,6 +149,9 @@
 	// list of device library modules that should be installed alongside the test.
 	// Only available for host sh_test modules.
 	Data_device_libs []string `android:"path,arch_variant"`
+
+	// Test options.
+	Test_options TestOptions
 }
 
 type ShBinary struct {
@@ -440,6 +449,9 @@
 					dir := strings.TrimSuffix(s.dataModules[relPath].String(), relPath)
 					entries.AddStrings("LOCAL_TEST_DATA", dir+":"+relPath)
 				}
+				if Bool(s.testProperties.Test_options.Unit_test) {
+					entries.SetBool("LOCAL_IS_UNIT_TEST", true)
+				}
 			},
 		},
 	}}
diff --git a/sh/sh_binary_test.go b/sh/sh_binary_test.go
index 9e7e594..20317d8 100644
--- a/sh/sh_binary_test.go
+++ b/sh/sh_binary_test.go
@@ -3,6 +3,7 @@
 import (
 	"os"
 	"path/filepath"
+	"strconv"
 	"testing"
 
 	"android/soong/android"
@@ -148,6 +149,9 @@
 				"testdata/data1",
 				"testdata/sub/data2",
 			],
+			test_options: {
+				unit_test: true,
+			},
 		}
 	`)
 
@@ -156,6 +160,9 @@
 	if !mod.Host() {
 		t.Errorf("host bit is not set for a sh_test_host module.")
 	}
+	entries := android.AndroidMkEntriesForTest(t, ctx, mod)[0]
+	actualData, _ := strconv.ParseBool(entries.EntryMap["LOCAL_IS_UNIT_TEST"][0])
+	android.AssertBoolEquals(t, "LOCAL_IS_UNIT_TEST", true, actualData)
 }
 
 func TestShTestHost_dataDeviceModules(t *testing.T) {
diff --git a/tests/bootstrap_test.sh b/tests/bootstrap_test.sh
index 42363e9..8c8dc82 100755
--- a/tests/bootstrap_test.sh
+++ b/tests/bootstrap_test.sh
@@ -493,6 +493,21 @@
   [[ -e out/soong/workspace ]] || fail "Bazel workspace not created"
 }
 
+function test_bp2build_generates_fake_ninja_file {
+  setup
+  create_mock_bazel
+
+  run_bp2build
+
+  if [[ ! -f "./out/soong/build.ninja" ]]; then
+    fail "./out/soong/build.ninja was not generated"
+  fi
+
+  if ! grep "build nothing: phony" "./out/soong/build.ninja"; then
+    fail "missing phony nothing target in out/soong/build.ninja"
+  fi
+}
+
 function test_bp2build_add_android_bp {
   setup
 
@@ -678,6 +693,7 @@
 test_soong_build_rerun_iff_environment_changes
 test_dump_json_module_graph
 test_bp2build_smoke
+test_bp2build_generates_fake_ninja_file
 test_bp2build_null_build
 test_bp2build_add_android_bp
 test_bp2build_add_to_glob
diff --git a/ui/build/dumpvars.go b/ui/build/dumpvars.go
index fe0aca9..54aeda0 100644
--- a/ui/build/dumpvars.go
+++ b/ui/build/dumpvars.go
@@ -162,6 +162,8 @@
 	"OUT_DIR",
 	"AUX_OS_VARIANT_LIST",
 	"PRODUCT_SOONG_NAMESPACES",
+	"SOONG_SDK_SNAPSHOT_PREFER",
+	"SOONG_SDK_SNAPSHOT_VERSION",
 }
 
 func Banner(make_vars map[string]string) string {
diff --git a/ui/build/soong.go b/ui/build/soong.go
index a41dbe1..cd645eb 100644
--- a/ui/build/soong.go
+++ b/ui/build/soong.go
@@ -155,9 +155,9 @@
 			Outputs: []string{bp2BuildMarkerFile},
 			Args:    bp2buildArgs,
 		}
-		args.PrimaryBuilderInvocations = []bootstrap.PrimaryBuilderInvocation{
-			bp2buildInvocation,
-			mainSoongBuildInvocation,
+		args.PrimaryBuilderInvocations = []bootstrap.PrimaryBuilderInvocation{bp2buildInvocation}
+		if config.bazelBuildMode() == mixedBuild {
+			args.PrimaryBuilderInvocations = append(args.PrimaryBuilderInvocations, mainSoongBuildInvocation)
 		}
 	} else {
 		args.PrimaryBuilderInvocations = []bootstrap.PrimaryBuilderInvocation{mainSoongBuildInvocation}