diff --git a/android/api_levels.go b/android/api_levels.go
index bf7b317..6d7552f 100644
--- a/android/api_levels.go
+++ b/android/api_levels.go
@@ -302,31 +302,35 @@
 	return PathForOutput(ctx, "api_levels.json")
 }
 
+func getApiLevelsMapReleasedVersions() map[string]int {
+	return map[string]int{
+		"G":        9,
+		"I":        14,
+		"J":        16,
+		"J-MR1":    17,
+		"J-MR2":    18,
+		"K":        19,
+		"L":        21,
+		"L-MR1":    22,
+		"M":        23,
+		"N":        24,
+		"N-MR1":    25,
+		"O":        26,
+		"O-MR1":    27,
+		"P":        28,
+		"Q":        29,
+		"R":        30,
+		"S":        31,
+		"S-V2":     32,
+		"Tiramisu": 33,
+	}
+}
+
 var finalCodenamesMapKey = NewOnceKey("FinalCodenamesMap")
 
 func getFinalCodenamesMap(config Config) map[string]int {
 	return config.Once(finalCodenamesMapKey, func() interface{} {
-		apiLevelsMap := map[string]int{
-			"G":        9,
-			"I":        14,
-			"J":        16,
-			"J-MR1":    17,
-			"J-MR2":    18,
-			"K":        19,
-			"L":        21,
-			"L-MR1":    22,
-			"M":        23,
-			"N":        24,
-			"N-MR1":    25,
-			"O":        26,
-			"O-MR1":    27,
-			"P":        28,
-			"Q":        29,
-			"R":        30,
-			"S":        31,
-			"S-V2":     32,
-			"Tiramisu": 33,
-		}
+		apiLevelsMap := getApiLevelsMapReleasedVersions()
 
 		// TODO: Differentiate "current" and "future".
 		// The code base calls it FutureApiLevel, but the spelling is "current",
@@ -349,29 +353,10 @@
 
 var apiLevelsMapKey = NewOnceKey("ApiLevelsMap")
 
+// ApiLevelsMap has entries for preview API levels
 func GetApiLevelsMap(config Config) map[string]int {
 	return config.Once(apiLevelsMapKey, func() interface{} {
-		apiLevelsMap := map[string]int{
-			"G":        9,
-			"I":        14,
-			"J":        16,
-			"J-MR1":    17,
-			"J-MR2":    18,
-			"K":        19,
-			"L":        21,
-			"L-MR1":    22,
-			"M":        23,
-			"N":        24,
-			"N-MR1":    25,
-			"O":        26,
-			"O-MR1":    27,
-			"P":        28,
-			"Q":        29,
-			"R":        30,
-			"S":        31,
-			"S-V2":     32,
-			"Tiramisu": 33,
-		}
+		apiLevelsMap := getApiLevelsMapReleasedVersions()
 		for i, codename := range config.PlatformVersionActiveCodenames() {
 			apiLevelsMap[codename] = previewAPILevelBase + i
 		}
@@ -386,20 +371,11 @@
 	createApiLevelsJson(ctx, apiLevelsJson, apiLevelsMap)
 }
 
-func printApiLevelsStarlarkDict(config Config) string {
-	apiLevelsMap := GetApiLevelsMap(config)
-	valDict := make(map[string]string, len(apiLevelsMap))
-	for k, v := range apiLevelsMap {
-		valDict[k] = strconv.Itoa(v)
-	}
-	return starlark_fmt.PrintDict(valDict, 0)
-}
-
 func StarlarkApiLevelConfigs(config Config) string {
 	return fmt.Sprintf(bazel.GeneratedBazelFileWarning+`
-_api_levels = %s
+_api_levels_released_versions = %s
 
-api_levels = _api_levels
-`, printApiLevelsStarlarkDict(config),
+api_levels_released_versions = _api_levels_released_versions
+`, starlark_fmt.PrintStringIntDict(getApiLevelsMapReleasedVersions(), 0),
 	)
 }
diff --git a/android/util.go b/android/util.go
index 947af69..8f4c17d 100644
--- a/android/util.go
+++ b/android/util.go
@@ -29,6 +29,15 @@
 	return append([]string(nil), s...)
 }
 
+// Concat returns a new slice concatenated from the two input slices. It does not change the input
+// slices.
+func Concat[T any](s1, s2 []T) []T {
+	res := make([]T, 0, len(s1)+len(s2))
+	res = append(res, s1...)
+	res = append(res, s2...)
+	return res
+}
+
 // JoinWithPrefix prepends the prefix to each string in the list and
 // returns them joined together with " " as separator.
 func JoinWithPrefix(strs []string, prefix string) string {
diff --git a/bp2build/conversion.go b/bp2build/conversion.go
index 73df675..47cd2b4 100644
--- a/bp2build/conversion.go
+++ b/bp2build/conversion.go
@@ -59,6 +59,7 @@
 		return nil, err
 	}
 	files = append(files, newFile("api_levels", GeneratedBuildFileName, `exports_files(["api_levels.json"])`))
+	// TODO(b/269691302)  value of apiLevelsContent is product variable dependent and should be avoided for soong injection
 	files = append(files, newFile("api_levels", "api_levels.json", string(apiLevelsContent)))
 	files = append(files, newFile("api_levels", "api_levels.bzl", android.StarlarkApiLevelConfigs(cfg)))
 
diff --git a/java/aar.go b/java/aar.go
index a483e13..7cdcbae 100644
--- a/java/aar.go
+++ b/java/aar.go
@@ -219,13 +219,32 @@
 	linkFlags = append(linkFlags, android.JoinWithPrefix(assetDirStrings, "-A "))
 	linkDeps = append(linkDeps, assetDeps...)
 
-	// SDK version flags
-	minSdkVersion, err := sdkContext.MinSdkVersion(ctx).EffectiveVersionString(ctx)
-	if err != nil {
-		ctx.ModuleErrorf("invalid minSdkVersion: %s", err)
+	// Returns the effective version for {min|target}_sdk_version
+	effectiveVersionString := func(sdkVersion android.SdkSpec, minSdkVersion android.SdkSpec) string {
+		// If {min|target}_sdk_version is current, use sdk_version to determine the effective level
+		// This is necessary for vendor modules.
+		// The effective version does not _only_ depend on {min|target}_sdk_version(level),
+		// but also on the sdk_version (kind+level)
+		if minSdkVersion.ApiLevel.IsCurrent() {
+			ret, err := sdkVersion.EffectiveVersionString(ctx)
+			if err != nil {
+				ctx.ModuleErrorf("invalid sdk_version: %s", err)
+			}
+			return ret
+		}
+		ret, err := minSdkVersion.EffectiveVersionString(ctx)
+		if err != nil {
+			ctx.ModuleErrorf("invalid min_sdk_version: %s", err)
+		}
+		return ret
 	}
+	// SDK version flags
+	sdkVersion := sdkContext.SdkVersion(ctx)
+	minSdkVersion := effectiveVersionString(sdkVersion, sdkContext.MinSdkVersion(ctx))
 
 	linkFlags = append(linkFlags, "--min-sdk-version "+minSdkVersion)
+	// Use minSdkVersion for target-sdk-version, even if `target_sdk_version` is set
+	// This behavior has been copied from Make.
 	linkFlags = append(linkFlags, "--target-sdk-version "+minSdkVersion)
 
 	// Version code
diff --git a/java/dexpreopt.go b/java/dexpreopt.go
index e0a0629..0ffedf6 100644
--- a/java/dexpreopt.go
+++ b/java/dexpreopt.go
@@ -293,6 +293,12 @@
 	isSystemServerJar := global.AllSystemServerJars(ctx).ContainsJar(moduleName(ctx))
 
 	bootImage := defaultBootImageConfig(ctx)
+	// When `global.PreoptWithUpdatableBcp` is true, `bcpForDexpreopt` below includes the mainline
+	// boot jars into bootclasspath, so we should include the mainline boot image as well because it's
+	// generated from those jars.
+	if global.PreoptWithUpdatableBcp {
+		bootImage = mainlineBootImageConfig(ctx)
+	}
 	dexFiles, dexLocations := bcpForDexpreopt(ctx, global.PreoptWithUpdatableBcp)
 
 	targets := ctx.MultiTargets()
diff --git a/java/dexpreopt_bootjars.go b/java/dexpreopt_bootjars.go
index 40aad06..f2079b0 100644
--- a/java/dexpreopt_bootjars.go
+++ b/java/dexpreopt_bootjars.go
@@ -16,6 +16,7 @@
 
 import (
 	"path/filepath"
+	"sort"
 	"strings"
 
 	"android/soong/android"
@@ -312,17 +313,17 @@
 	// All the files that constitute this image variant, i.e. .art, .oat and .vdex files.
 	imagesDeps android.OutputPaths
 
-	// The path to the primary image variant's imagePathOnHost field, where primary image variant
+	// The path to the base image variant's imagePathOnHost field, where base image variant
 	// means the image variant that this extends.
 	//
 	// This is only set for a variant of an image that extends another image.
-	primaryImages android.OutputPath
+	baseImages android.OutputPaths
 
-	// The paths to the primary image variant's imagesDeps field, where primary image variant
+	// The paths to the base image variant's imagesDeps field, where base image variant
 	// means the image variant that this extends.
 	//
 	// This is only set for a variant of an image that extends another image.
-	primaryImagesDeps android.Paths
+	baseImagesDeps android.Paths
 
 	// Rules which should be used in make to install the outputs on host.
 	//
@@ -511,8 +512,13 @@
 
 	defaultImageConfig := defaultBootImageConfig(ctx)
 	d.defaultBootImage = defaultImageConfig
-	artBootImageConfig := artBootImageConfig(ctx)
-	d.otherImages = []*bootImageConfig{artBootImageConfig}
+	imageConfigs := genBootImageConfigs(ctx)
+	d.otherImages = make([]*bootImageConfig, 0, len(imageConfigs)-1)
+	for _, config := range imageConfigs {
+		if config != defaultImageConfig {
+			d.otherImages = append(d.otherImages, config)
+		}
+	}
 }
 
 // shouldBuildBootImages determines whether boot images should be built.
@@ -708,9 +714,11 @@
 	}
 
 	if image.extends != nil {
-		// It is a boot image extension, so it needs the boot image it depends on (in this case the
-		// primary ART APEX image).
-		artImage := image.primaryImages
+		// It is a boot image extension, so it needs the boot images that it depends on.
+		baseImageLocations := make([]string, 0, len(image.baseImages))
+		for _, image := range image.baseImages {
+			baseImageLocations = append(baseImageLocations, dexpreopt.PathToLocation(image, arch))
+		}
 		cmd.
 			Flag("--runtime-arg").FlagWithInputList("-Xbootclasspath:", image.dexPathsDeps.Paths(), ":").
 			Flag("--runtime-arg").FlagWithList("-Xbootclasspath-locations:", image.dexLocationsDeps, ":").
@@ -718,11 +726,11 @@
 			// dex2oat will reconstruct the path to the actual file when it needs it. As the actual path
 			// to the file cannot be passed to the command make sure to add the actual path as an Implicit
 			// dependency to ensure that it is built before the command runs.
-			FlagWithArg("--boot-image=", dexpreopt.PathToLocation(artImage, arch)).Implicit(artImage).
+			FlagWithList("--boot-image=", baseImageLocations, ":").Implicits(image.baseImages.Paths()).
 			// Similarly, the dex2oat tool will automatically find the paths to other files in the base
 			// boot image so make sure to add them as implicit dependencies to ensure that they are built
 			// before this command is run.
-			Implicits(image.primaryImagesDeps)
+			Implicits(image.baseImagesDeps)
 	} else {
 		// It is a primary image, so it needs a base address.
 		cmd.FlagWithArg("--base=", ctx.Config().LibartImgDeviceBaseAddress())
@@ -1021,6 +1029,8 @@
 			ctx.Strict("DEXPREOPT_IMAGE_LOCATIONS_ON_DEVICE"+current.name, strings.Join(imageLocationsOnDevice, ":"))
 			ctx.Strict("DEXPREOPT_IMAGE_ZIP_"+current.name, current.zip.String())
 		}
+		// Ensure determinism.
+		sort.Strings(imageNames)
 		ctx.Strict("DEXPREOPT_IMAGE_NAMES", strings.Join(imageNames, " "))
 	}
 }
diff --git a/java/dexpreopt_config.go b/java/dexpreopt_config.go
index 2975130..117b660 100644
--- a/java/dexpreopt_config.go
+++ b/java/dexpreopt_config.go
@@ -44,6 +44,8 @@
 	bootImageConfigRawKey  = android.NewOnceKey("bootImageConfigRaw")
 	artBootImageName       = "art"
 	frameworkBootImageName = "boot"
+	mainlineBootImageName  = "mainline"
+	bootImageStem          = "boot"
 )
 
 func genBootImageConfigRaw(ctx android.PathContext) map[string]*bootImageConfig {
@@ -52,14 +54,16 @@
 
 		artModules := global.ArtApexJars
 		frameworkModules := global.BootJars.RemoveList(artModules)
+		mainlineBcpModules := global.ApexBootJars
+		frameworkSubdir := "system/framework"
 
 		// ART config for the primary boot image in the ART apex.
 		// It includes the Core Libraries.
 		artCfg := bootImageConfig{
 			name:                     artBootImageName,
-			stem:                     "boot",
+			stem:                     bootImageStem,
 			installDirOnHost:         "apex/art_boot_images/javalib",
-			installDirOnDevice:       "system/framework",
+			installDirOnDevice:       frameworkSubdir,
 			profileInstallPathInApex: "etc/boot-image.prof",
 			modules:                  artModules,
 			preloadedClassesFile:     "art/build/boot/preloaded-classes",
@@ -68,11 +72,10 @@
 
 		// Framework config for the boot image extension.
 		// It includes framework libraries and depends on the ART config.
-		frameworkSubdir := "system/framework"
 		frameworkCfg := bootImageConfig{
 			extends:              &artCfg,
 			name:                 frameworkBootImageName,
-			stem:                 "boot",
+			stem:                 bootImageStem,
 			installDirOnHost:     frameworkSubdir,
 			installDirOnDevice:   frameworkSubdir,
 			modules:              frameworkModules,
@@ -80,9 +83,20 @@
 			compilerFilter:       "speed-profile",
 		}
 
+		mainlineCfg := bootImageConfig{
+			extends:            &frameworkCfg,
+			name:               mainlineBootImageName,
+			stem:               bootImageStem,
+			installDirOnHost:   frameworkSubdir,
+			installDirOnDevice: frameworkSubdir,
+			modules:            mainlineBcpModules,
+			compilerFilter:     "verify",
+		}
+
 		return map[string]*bootImageConfig{
 			artBootImageName:       &artCfg,
 			frameworkBootImageName: &frameworkCfg,
+			mainlineBootImageName:  &mainlineCfg,
 		}
 	}).(map[string]*bootImageConfig)
 }
@@ -94,10 +108,7 @@
 		deviceDir := android.PathForOutput(ctx, ctx.Config().DeviceName())
 
 		configs := genBootImageConfigRaw(ctx)
-		artCfg := configs[artBootImageName]
-		frameworkCfg := configs[frameworkBootImageName]
 
-		// common to all configs
 		for _, c := range configs {
 			c.dir = deviceDir.Join(ctx, "dex_"+c.name+"jars")
 			c.symbolsDir = deviceDir.Join(ctx, "dex_"+c.name+"jars_unstripped")
@@ -133,18 +144,42 @@
 			c.zip = c.dir.Join(ctx, c.name+".zip")
 		}
 
-		// specific to the framework config
-		frameworkCfg.dexPathsDeps = append(artCfg.dexPathsDeps, frameworkCfg.dexPathsDeps...)
-		for i := range targets {
-			frameworkCfg.variants[i].primaryImages = artCfg.variants[i].imagePathOnHost
-			frameworkCfg.variants[i].primaryImagesDeps = artCfg.variants[i].imagesDeps.Paths()
-			frameworkCfg.variants[i].dexLocationsDeps = append(artCfg.variants[i].dexLocations, frameworkCfg.variants[i].dexLocationsDeps...)
+		visited := make(map[string]bool)
+		for _, c := range configs {
+			calculateDepsRecursive(c, targets, visited)
 		}
 
 		return configs
 	}).(map[string]*bootImageConfig)
 }
 
+// calculateDepsRecursive calculates the dependencies of the given boot image config and all its
+// ancestors, if they are not visited.
+// The boot images are supposed to form a tree, where the root is the primary boot image. We do not
+// expect loops (e.g., A extends B, B extends C, C extends A), and we let them crash soong with a
+// stack overflow.
+// Note that a boot image config only has a pointer to the parent, not to children. Therefore, we
+// first go up through the parent chain, and then go back down to visit every code along the path.
+// `visited` is a map where a key is a boot image name and the value indicates whether the boot
+// image config is visited. The boot image names are guaranteed to be unique because they come from
+// `genBootImageConfigRaw` above, which also returns a map and would fail in the first place if the
+// names were not unique.
+func calculateDepsRecursive(c *bootImageConfig, targets []android.Target, visited map[string]bool) {
+	if c.extends == nil || visited[c.name] {
+		return
+	}
+	if c.extends.extends != nil {
+		calculateDepsRecursive(c.extends, targets, visited)
+	}
+	visited[c.name] = true
+	c.dexPathsDeps = android.Concat(c.extends.dexPathsDeps, c.dexPathsDeps)
+	for i := range targets {
+		c.variants[i].baseImages = android.Concat(c.extends.variants[i].baseImages, android.OutputPaths{c.extends.variants[i].imagePathOnHost})
+		c.variants[i].baseImagesDeps = android.Concat(c.extends.variants[i].baseImagesDeps, c.extends.variants[i].imagesDeps.Paths())
+		c.variants[i].dexLocationsDeps = android.Concat(c.extends.variants[i].dexLocationsDeps, c.variants[i].dexLocationsDeps)
+	}
+}
+
 func artBootImageConfig(ctx android.PathContext) *bootImageConfig {
 	return genBootImageConfigs(ctx)[artBootImageName]
 }
@@ -153,6 +188,10 @@
 	return genBootImageConfigs(ctx)[frameworkBootImageName]
 }
 
+func mainlineBootImageConfig(ctx android.PathContext) *bootImageConfig {
+	return genBootImageConfigs(ctx)[mainlineBootImageName]
+}
+
 // Apex boot config allows to access build/install paths of apex boot jars without going
 // through the usual trouble of registering dependencies on those modules and extracting build paths
 // from those dependencies.
diff --git a/java/dexpreopt_config_test.go b/java/dexpreopt_config_test.go
index b704d09..cd7f295 100644
--- a/java/dexpreopt_config_test.go
+++ b/java/dexpreopt_config_test.go
@@ -28,8 +28,10 @@
 
 	result := android.GroupFixturePreparers(
 		PrepareForBootImageConfigTest,
+		PrepareApexBootJarConfigs,
 	).RunTest(t)
 
 	CheckArtBootImageConfig(t, result)
 	CheckFrameworkBootImageConfig(t, result)
+	CheckMainlineBootImageConfig(t, result)
 }
diff --git a/java/dexpreopt_config_testing.go b/java/dexpreopt_config_testing.go
index 1c236d8..c27f4c6 100644
--- a/java/dexpreopt_config_testing.go
+++ b/java/dexpreopt_config_testing.go
@@ -39,6 +39,78 @@
 	FixtureConfigureBootJars("com.android.art:core1", "com.android.art:core2", "platform:framework"),
 )
 
+var PrepareApexBootJarConfigs = FixtureConfigureApexBootJars(
+	"com.android.foo:framework-foo", "com.android.bar:framework-bar")
+
+var PrepareApexBootJarConfigsAndModules = android.GroupFixturePreparers(
+	PrepareApexBootJarConfigs,
+	prepareApexBootJarModule("com.android.foo", "framework-foo"),
+	prepareApexBootJarModule("com.android.bar", "framework-bar"),
+)
+
+var ApexBootJarFragmentsForPlatformBootclasspath = fmt.Sprintf(`
+	{
+		apex: "%[1]s",
+		module: "%[1]s-bootclasspathfragment",
+	},
+	{
+		apex: "%[2]s",
+		module: "%[2]s-bootclasspathfragment",
+	},
+`, "com.android.foo", "com.android.bar")
+
+var ApexBootJarDexJarPaths = []string{
+	"out/soong/.intermediates/packages/modules/com.android.bar/framework-bar/android_common_apex10000/aligned/framework-bar.jar",
+	"out/soong/.intermediates/packages/modules/com.android.foo/framework-foo/android_common_apex10000/aligned/framework-foo.jar",
+}
+
+func prepareApexBootJarModule(apexName string, moduleName string) android.FixturePreparer {
+	moduleSourceDir := fmt.Sprintf("packages/modules/%s", apexName)
+	return android.GroupFixturePreparers(
+		android.FixtureAddTextFile(moduleSourceDir+"/Android.bp", fmt.Sprintf(`
+			apex {
+				name: "%[1]s",
+				key: "%[1]s.key",
+				bootclasspath_fragments: [
+					"%[1]s-bootclasspathfragment",
+				],
+				updatable: false,
+			}
+
+			apex_key {
+				name: "%[1]s.key",
+				public_key: "%[1]s.avbpubkey",
+				private_key: "%[1]s.pem",
+			}
+
+			bootclasspath_fragment {
+				name: "%[1]s-bootclasspathfragment",
+				contents: ["%[2]s"],
+				apex_available: ["%[1]s"],
+				hidden_api: {
+					split_packages: ["*"],
+				},
+			}
+
+			java_library {
+				name: "%[2]s",
+				srcs: ["%[2]s.java"],
+				system_modules: "none",
+				sdk_version: "none",
+				compile_dex: true,
+				apex_available: ["%[1]s"],
+			}
+		`, apexName, moduleName)),
+		android.FixtureMergeMockFs(android.MockFS{
+			fmt.Sprintf("%s/apex_manifest.json", moduleSourceDir):          nil,
+			fmt.Sprintf("%s/%s.avbpubkey", moduleSourceDir, apexName):      nil,
+			fmt.Sprintf("%s/%s.pem", moduleSourceDir, apexName):            nil,
+			fmt.Sprintf("system/sepolicy/apex/%s-file_contexts", apexName): nil,
+			fmt.Sprintf("%s/%s.java", moduleSourceDir, moduleName):         nil,
+		}),
+	)
+}
+
 // normalizedInstall represents a android.RuleBuilderInstall that has been normalized to remove
 // test specific parts of the From path.
 type normalizedInstall struct {
@@ -100,8 +172,8 @@
 	imagePathOnHost   string
 	imagePathOnDevice string
 	imagesDeps        []string
-	primaryImages     string
-	primaryImagesDeps []string
+	baseImages        []string
+	baseImagesDeps    []string
 
 	// Mutated fields
 	installs            []normalizedInstall
@@ -413,8 +485,8 @@
 					"out/soong/test_device/dex_bootjars/android/system/framework/arm64/boot-framework.oat",
 					"out/soong/test_device/dex_bootjars/android/system/framework/arm64/boot-framework.vdex",
 				},
-				primaryImages: "out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.art",
-				primaryImagesDeps: []string{
+				baseImages: []string{"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.art"},
+				baseImagesDeps: []string{
 					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.art",
 					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.oat",
 					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.vdex",
@@ -461,8 +533,8 @@
 					"out/soong/test_device/dex_bootjars/android/system/framework/arm/boot-framework.oat",
 					"out/soong/test_device/dex_bootjars/android/system/framework/arm/boot-framework.vdex",
 				},
-				primaryImages: "out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.art",
-				primaryImagesDeps: []string{
+				baseImages: []string{"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.art"},
+				baseImagesDeps: []string{
 					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.art",
 					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.oat",
 					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.vdex",
@@ -509,8 +581,8 @@
 					"out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86_64/boot-framework.oat",
 					"out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86_64/boot-framework.vdex",
 				},
-				primaryImages: "out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86_64/boot.art",
-				primaryImagesDeps: []string{
+				baseImages: []string{"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86_64/boot.art"},
+				baseImagesDeps: []string{
 					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86_64/boot.art",
 					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86_64/boot.oat",
 					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86_64/boot.vdex",
@@ -557,8 +629,8 @@
 					"out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86/boot-framework.oat",
 					"out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86/boot-framework.vdex",
 				},
-				primaryImages: "out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.art",
-				primaryImagesDeps: []string{
+				baseImages: []string{"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.art"},
+				baseImagesDeps: []string{
 					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.art",
 					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.oat",
 					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.vdex",
@@ -601,6 +673,366 @@
 	checkBootImageConfig(t, imageConfig, mutated, expected)
 }
 
+// getMainlineImageConfig gets the framework bootImageConfig that was created during the test.
+func getMainlineImageConfig(result *android.TestResult) *bootImageConfig {
+	pathCtx := &android.TestPathContext{TestResult: result}
+	imageConfig := mainlineBootImageConfig(pathCtx)
+	return imageConfig
+}
+
+// CheckMainlineBootImageConfig checks the status of the fields of the bootImageConfig and
+// bootImageVariant structures that are returned from mainlineBootImageConfig.
+//
+// This is before any fields are mutated.
+func CheckMainlineBootImageConfig(t *testing.T, result *android.TestResult) {
+	expectedLicenseMetadataFile := ""
+	imageConfig := getMainlineImageConfig(result)
+
+	expected := &expectedConfig{
+		name:                     "mainline",
+		stem:                     "boot",
+		dir:                      "out/soong/test_device/dex_mainlinejars",
+		symbolsDir:               "out/soong/test_device/dex_mainlinejars_unstripped",
+		installDirOnDevice:       "system/framework",
+		installDirOnHost:         "system/framework",
+		profileInstallPathInApex: "",
+		modules: android.CreateTestConfiguredJarList([]string{
+			"com.android.foo:framework-foo",
+			"com.android.bar:framework-bar",
+		}),
+		dexPaths: []string{
+			"out/soong/test_device/dex_mainlinejars_input/framework-foo.jar",
+			"out/soong/test_device/dex_mainlinejars_input/framework-bar.jar",
+		},
+		dexPathsDeps: []string{
+			"out/soong/test_device/dex_artjars_input/core1.jar",
+			"out/soong/test_device/dex_artjars_input/core2.jar",
+			"out/soong/test_device/dex_bootjars_input/framework.jar",
+			"out/soong/test_device/dex_mainlinejars_input/framework-foo.jar",
+			"out/soong/test_device/dex_mainlinejars_input/framework-bar.jar",
+		},
+		zip: "out/soong/test_device/dex_mainlinejars/mainline.zip",
+		variants: []*expectedVariant{
+			{
+				archType: android.Arm64,
+				dexLocations: []string{
+					"/apex/com.android.foo/javalib/framework-foo.jar",
+					"/apex/com.android.bar/javalib/framework-bar.jar",
+				},
+				dexLocationsDeps: []string{
+					"/apex/com.android.art/javalib/core1.jar",
+					"/apex/com.android.art/javalib/core2.jar",
+					"/system/framework/framework.jar",
+					"/apex/com.android.foo/javalib/framework-foo.jar",
+					"/apex/com.android.bar/javalib/framework-bar.jar",
+				},
+				imagePathOnHost:   "out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.art",
+				imagePathOnDevice: "/system/framework/arm64/boot-framework-foo.art",
+				imagesDeps: []string{
+					"out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.art",
+					"out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.oat",
+					"out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.vdex",
+					"out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-bar.art",
+					"out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-bar.oat",
+					"out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-bar.vdex",
+				},
+				baseImages: []string{
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.art",
+					"out/soong/test_device/dex_bootjars/android/system/framework/arm64/boot-framework.art",
+				},
+				baseImagesDeps: []string{
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.art",
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.oat",
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.vdex",
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot-core2.art",
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot-core2.oat",
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot-core2.vdex",
+					"out/soong/test_device/dex_bootjars/android/system/framework/arm64/boot-framework.art",
+					"out/soong/test_device/dex_bootjars/android/system/framework/arm64/boot-framework.oat",
+					"out/soong/test_device/dex_bootjars/android/system/framework/arm64/boot-framework.vdex",
+				},
+				installs: []normalizedInstall{
+					{
+						from: "out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.art",
+						to:   "/system/framework/arm64/boot-framework-foo.art",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.oat",
+						to:   "/system/framework/arm64/boot-framework-foo.oat",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-bar.art",
+						to:   "/system/framework/arm64/boot-framework-bar.art",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-bar.oat",
+						to:   "/system/framework/arm64/boot-framework-bar.oat",
+					},
+				},
+				vdexInstalls: []normalizedInstall{
+					{
+						from: "out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.vdex",
+						to:   "/system/framework/arm64/boot-framework-foo.vdex",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-bar.vdex",
+						to:   "/system/framework/arm64/boot-framework-bar.vdex",
+					},
+				},
+				unstrippedInstalls: []normalizedInstall{
+					{
+						from: "out/soong/test_device/dex_mainlinejars_unstripped/android/system/framework/arm64/boot-framework-foo.oat",
+						to:   "/system/framework/arm64/boot-framework-foo.oat",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars_unstripped/android/system/framework/arm64/boot-framework-bar.oat",
+						to:   "/system/framework/arm64/boot-framework-bar.oat",
+					},
+				},
+				licenseMetadataFile: expectedLicenseMetadataFile,
+			},
+			{
+				archType: android.Arm,
+				dexLocations: []string{
+					"/apex/com.android.foo/javalib/framework-foo.jar",
+					"/apex/com.android.bar/javalib/framework-bar.jar",
+				},
+				dexLocationsDeps: []string{
+					"/apex/com.android.art/javalib/core1.jar",
+					"/apex/com.android.art/javalib/core2.jar",
+					"/system/framework/framework.jar",
+					"/apex/com.android.foo/javalib/framework-foo.jar",
+					"/apex/com.android.bar/javalib/framework-bar.jar",
+				},
+				imagePathOnHost:   "out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.art",
+				imagePathOnDevice: "/system/framework/arm/boot-framework-foo.art",
+				imagesDeps: []string{
+					"out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.art",
+					"out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.oat",
+					"out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.vdex",
+					"out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-bar.art",
+					"out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-bar.oat",
+					"out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-bar.vdex",
+				},
+				baseImages: []string{
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.art",
+					"out/soong/test_device/dex_bootjars/android/system/framework/arm/boot-framework.art",
+				},
+				baseImagesDeps: []string{
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.art",
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.oat",
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.vdex",
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot-core2.art",
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot-core2.oat",
+					"out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot-core2.vdex",
+					"out/soong/test_device/dex_bootjars/android/system/framework/arm/boot-framework.art",
+					"out/soong/test_device/dex_bootjars/android/system/framework/arm/boot-framework.oat",
+					"out/soong/test_device/dex_bootjars/android/system/framework/arm/boot-framework.vdex",
+				},
+				installs: []normalizedInstall{
+					{
+						from: "out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.art",
+						to:   "/system/framework/arm/boot-framework-foo.art",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.oat",
+						to:   "/system/framework/arm/boot-framework-foo.oat",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-bar.art",
+						to:   "/system/framework/arm/boot-framework-bar.art",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-bar.oat",
+						to:   "/system/framework/arm/boot-framework-bar.oat",
+					},
+				},
+				vdexInstalls: []normalizedInstall{
+					{
+						from: "out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.vdex",
+						to:   "/system/framework/arm/boot-framework-foo.vdex",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-bar.vdex",
+						to:   "/system/framework/arm/boot-framework-bar.vdex",
+					},
+				},
+				unstrippedInstalls: []normalizedInstall{
+					{
+						from: "out/soong/test_device/dex_mainlinejars_unstripped/android/system/framework/arm/boot-framework-foo.oat",
+						to:   "/system/framework/arm/boot-framework-foo.oat",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars_unstripped/android/system/framework/arm/boot-framework-bar.oat",
+						to:   "/system/framework/arm/boot-framework-bar.oat",
+					},
+				},
+				licenseMetadataFile: expectedLicenseMetadataFile,
+			},
+			{
+				archType: android.X86_64,
+				dexLocations: []string{
+					"host/linux-x86/apex/com.android.foo/javalib/framework-foo.jar",
+					"host/linux-x86/apex/com.android.bar/javalib/framework-bar.jar",
+				},
+				dexLocationsDeps: []string{
+					"host/linux-x86/apex/com.android.art/javalib/core1.jar",
+					"host/linux-x86/apex/com.android.art/javalib/core2.jar",
+					"host/linux-x86/system/framework/framework.jar",
+					"host/linux-x86/apex/com.android.foo/javalib/framework-foo.jar",
+					"host/linux-x86/apex/com.android.bar/javalib/framework-bar.jar",
+				},
+				imagePathOnHost:   "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.art",
+				imagePathOnDevice: "/system/framework/x86_64/boot-framework-foo.art",
+				imagesDeps: []string{
+					"out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.art",
+					"out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.oat",
+					"out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.vdex",
+					"out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-bar.art",
+					"out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-bar.oat",
+					"out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-bar.vdex",
+				},
+				baseImages: []string{
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86_64/boot.art",
+					"out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86_64/boot-framework.art",
+				},
+				baseImagesDeps: []string{
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86_64/boot.art",
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86_64/boot.oat",
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86_64/boot.vdex",
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86_64/boot-core2.art",
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86_64/boot-core2.oat",
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86_64/boot-core2.vdex",
+					"out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86_64/boot-framework.art",
+					"out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86_64/boot-framework.oat",
+					"out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86_64/boot-framework.vdex",
+				},
+				installs: []normalizedInstall{
+					{
+						from: "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.art",
+						to:   "/system/framework/x86_64/boot-framework-foo.art",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.oat",
+						to:   "/system/framework/x86_64/boot-framework-foo.oat",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-bar.art",
+						to:   "/system/framework/x86_64/boot-framework-bar.art",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-bar.oat",
+						to:   "/system/framework/x86_64/boot-framework-bar.oat",
+					},
+				},
+				vdexInstalls: []normalizedInstall{
+					{
+						from: "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.vdex",
+						to:   "/system/framework/x86_64/boot-framework-foo.vdex",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-bar.vdex",
+						to:   "/system/framework/x86_64/boot-framework-bar.vdex",
+					},
+				},
+				unstrippedInstalls: []normalizedInstall{
+					{
+						from: "out/soong/test_device/dex_mainlinejars_unstripped/linux_glibc/system/framework/x86_64/boot-framework-foo.oat",
+						to:   "/system/framework/x86_64/boot-framework-foo.oat",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars_unstripped/linux_glibc/system/framework/x86_64/boot-framework-bar.oat",
+						to:   "/system/framework/x86_64/boot-framework-bar.oat",
+					},
+				},
+				licenseMetadataFile: expectedLicenseMetadataFile,
+			},
+			{
+				archType: android.X86,
+				dexLocations: []string{
+					"host/linux-x86/apex/com.android.foo/javalib/framework-foo.jar",
+					"host/linux-x86/apex/com.android.bar/javalib/framework-bar.jar",
+				},
+				dexLocationsDeps: []string{
+					"host/linux-x86/apex/com.android.art/javalib/core1.jar",
+					"host/linux-x86/apex/com.android.art/javalib/core2.jar",
+					"host/linux-x86/system/framework/framework.jar",
+					"host/linux-x86/apex/com.android.foo/javalib/framework-foo.jar",
+					"host/linux-x86/apex/com.android.bar/javalib/framework-bar.jar",
+				},
+				imagePathOnHost:   "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.art",
+				imagePathOnDevice: "/system/framework/x86/boot-framework-foo.art",
+				imagesDeps: []string{
+					"out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.art",
+					"out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.oat",
+					"out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.vdex",
+					"out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-bar.art",
+					"out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-bar.oat",
+					"out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-bar.vdex",
+				},
+				baseImages: []string{
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.art",
+					"out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86/boot-framework.art",
+				},
+				baseImagesDeps: []string{
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.art",
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.oat",
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.vdex",
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot-core2.art",
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot-core2.oat",
+					"out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot-core2.vdex",
+					"out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86/boot-framework.art",
+					"out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86/boot-framework.oat",
+					"out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86/boot-framework.vdex",
+				},
+				installs: []normalizedInstall{
+					{
+						from: "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.art",
+						to:   "/system/framework/x86/boot-framework-foo.art",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.oat",
+						to:   "/system/framework/x86/boot-framework-foo.oat",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-bar.art",
+						to:   "/system/framework/x86/boot-framework-bar.art",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-bar.oat",
+						to:   "/system/framework/x86/boot-framework-bar.oat",
+					},
+				},
+				vdexInstalls: []normalizedInstall{
+					{
+						from: "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.vdex",
+						to:   "/system/framework/x86/boot-framework-foo.vdex",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-bar.vdex",
+						to:   "/system/framework/x86/boot-framework-bar.vdex",
+					},
+				},
+				unstrippedInstalls: []normalizedInstall{
+					{
+						from: "out/soong/test_device/dex_mainlinejars_unstripped/linux_glibc/system/framework/x86/boot-framework-foo.oat",
+						to:   "/system/framework/x86/boot-framework-foo.oat",
+					},
+					{
+						from: "out/soong/test_device/dex_mainlinejars_unstripped/linux_glibc/system/framework/x86/boot-framework-bar.oat",
+						to:   "/system/framework/x86/boot-framework-bar.oat",
+					},
+				},
+				licenseMetadataFile: expectedLicenseMetadataFile,
+			},
+		},
+		profileInstalls:            []normalizedInstall{},
+		profileLicenseMetadataFile: expectedLicenseMetadataFile,
+	}
+
+	checkBootImageConfig(t, imageConfig, false, expected)
+}
+
 // clearMutatedFields clears fields in the expectedConfig that correspond to fields in the
 // bootImageConfig/bootImageVariant structs which are mutated outside the call to
 // genBootImageConfigs.
@@ -664,8 +1096,8 @@
 			android.AssertPathRelativeToTopEquals(t, "imagePathOnHost", expectedVariant.imagePathOnHost, variant.imagePathOnHost)
 			android.AssertStringEquals(t, "imagePathOnDevice", expectedVariant.imagePathOnDevice, variant.imagePathOnDevice)
 			android.AssertPathsRelativeToTopEquals(t, "imagesDeps", expectedVariant.imagesDeps, variant.imagesDeps.Paths())
-			android.AssertPathRelativeToTopEquals(t, "primaryImages", expectedVariant.primaryImages, variant.primaryImages)
-			android.AssertPathsRelativeToTopEquals(t, "primaryImagesDeps", expectedVariant.primaryImagesDeps, variant.primaryImagesDeps)
+			android.AssertPathsRelativeToTopEquals(t, "baseImages", expectedVariant.baseImages, variant.baseImages.Paths())
+			android.AssertPathsRelativeToTopEquals(t, "baseImagesDeps", expectedVariant.baseImagesDeps, variant.baseImagesDeps)
 			assertInstallsEqual(t, "installs", expectedVariant.installs, variant.installs)
 			assertInstallsEqual(t, "vdexInstalls", expectedVariant.vdexInstalls, variant.vdexInstalls)
 			assertInstallsEqual(t, "unstrippedInstalls", expectedVariant.unstrippedInstalls, variant.unstrippedInstalls)
@@ -712,6 +1144,10 @@
 DEXPREOPT_IMAGE_BUILT_INSTALLED_boot_arm64=out/soong/test_device/dex_bootjars/android/system/framework/arm64/boot-framework.art:/system/framework/arm64/boot-framework.art out/soong/test_device/dex_bootjars/android/system/framework/arm64/boot-framework.oat:/system/framework/arm64/boot-framework.oat
 DEXPREOPT_IMAGE_BUILT_INSTALLED_boot_host_x86=out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86/boot-framework.art:/system/framework/x86/boot-framework.art out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86/boot-framework.oat:/system/framework/x86/boot-framework.oat
 DEXPREOPT_IMAGE_BUILT_INSTALLED_boot_host_x86_64=out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86_64/boot-framework.art:/system/framework/x86_64/boot-framework.art out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86_64/boot-framework.oat:/system/framework/x86_64/boot-framework.oat
+DEXPREOPT_IMAGE_BUILT_INSTALLED_mainline_arm=out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.art:/system/framework/arm/boot-framework-foo.art out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.oat:/system/framework/arm/boot-framework-foo.oat out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-bar.art:/system/framework/arm/boot-framework-bar.art out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-bar.oat:/system/framework/arm/boot-framework-bar.oat
+DEXPREOPT_IMAGE_BUILT_INSTALLED_mainline_arm64=out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.art:/system/framework/arm64/boot-framework-foo.art out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.oat:/system/framework/arm64/boot-framework-foo.oat out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-bar.art:/system/framework/arm64/boot-framework-bar.art out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-bar.oat:/system/framework/arm64/boot-framework-bar.oat
+DEXPREOPT_IMAGE_BUILT_INSTALLED_mainline_host_x86=out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.art:/system/framework/x86/boot-framework-foo.art out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.oat:/system/framework/x86/boot-framework-foo.oat out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-bar.art:/system/framework/x86/boot-framework-bar.art out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-bar.oat:/system/framework/x86/boot-framework-bar.oat
+DEXPREOPT_IMAGE_BUILT_INSTALLED_mainline_host_x86_64=out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.art:/system/framework/x86_64/boot-framework-foo.art out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.oat:/system/framework/x86_64/boot-framework-foo.oat out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-bar.art:/system/framework/x86_64/boot-framework-bar.art out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-bar.oat:/system/framework/x86_64/boot-framework-bar.oat
 DEXPREOPT_IMAGE_DEPS_art_arm=out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.art out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.oat out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.vdex out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot-core2.art out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot-core2.oat out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot-core2.vdex
 DEXPREOPT_IMAGE_DEPS_art_arm64=out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.art out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.oat out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.vdex out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot-core2.art out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot-core2.oat out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot-core2.vdex
 DEXPREOPT_IMAGE_DEPS_art_host_x86=out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.art out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.oat out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.vdex out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot-core2.art out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot-core2.oat out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot-core2.vdex
@@ -720,6 +1156,10 @@
 DEXPREOPT_IMAGE_DEPS_boot_arm64=out/soong/test_device/dex_bootjars/android/system/framework/arm64/boot-framework.art out/soong/test_device/dex_bootjars/android/system/framework/arm64/boot-framework.oat out/soong/test_device/dex_bootjars/android/system/framework/arm64/boot-framework.vdex
 DEXPREOPT_IMAGE_DEPS_boot_host_x86=out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86/boot-framework.art out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86/boot-framework.oat out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86/boot-framework.vdex
 DEXPREOPT_IMAGE_DEPS_boot_host_x86_64=out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86_64/boot-framework.art out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86_64/boot-framework.oat out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86_64/boot-framework.vdex
+DEXPREOPT_IMAGE_DEPS_mainline_arm=out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.art out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.oat out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.vdex out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-bar.art out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-bar.oat out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-bar.vdex
+DEXPREOPT_IMAGE_DEPS_mainline_arm64=out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.art out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.oat out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.vdex out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-bar.art out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-bar.oat out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-bar.vdex
+DEXPREOPT_IMAGE_DEPS_mainline_host_x86=out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.art out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.oat out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.vdex out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-bar.art out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-bar.oat out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-bar.vdex
+DEXPREOPT_IMAGE_DEPS_mainline_host_x86_64=out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.art out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.oat out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.vdex out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-bar.art out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-bar.oat out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-bar.vdex
 DEXPREOPT_IMAGE_LICENSE_METADATA_art_arm=%[1]s
 DEXPREOPT_IMAGE_LICENSE_METADATA_art_arm64=%[1]s
 DEXPREOPT_IMAGE_LICENSE_METADATA_art_host_x86=%[1]s
@@ -728,11 +1168,17 @@
 DEXPREOPT_IMAGE_LICENSE_METADATA_boot_arm64=out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/meta_lic
 DEXPREOPT_IMAGE_LICENSE_METADATA_boot_host_x86=out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/meta_lic
 DEXPREOPT_IMAGE_LICENSE_METADATA_boot_host_x86_64=out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/meta_lic
+DEXPREOPT_IMAGE_LICENSE_METADATA_mainline_arm=out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/meta_lic
+DEXPREOPT_IMAGE_LICENSE_METADATA_mainline_arm64=out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/meta_lic
+DEXPREOPT_IMAGE_LICENSE_METADATA_mainline_host_x86=out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/meta_lic
+DEXPREOPT_IMAGE_LICENSE_METADATA_mainline_host_x86_64=out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/meta_lic
 DEXPREOPT_IMAGE_LOCATIONS_ON_DEVICEart=/system/framework/boot.art
 DEXPREOPT_IMAGE_LOCATIONS_ON_DEVICEboot=/system/framework/boot.art:/system/framework/boot-framework.art
+DEXPREOPT_IMAGE_LOCATIONS_ON_DEVICEmainline=/system/framework/boot.art:/system/framework/boot-framework.art:/system/framework/boot-framework-foo.art
 DEXPREOPT_IMAGE_LOCATIONS_ON_HOSTart=out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/boot.art
 DEXPREOPT_IMAGE_LOCATIONS_ON_HOSTboot=out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/boot.art:out/soong/test_device/dex_bootjars/android/system/framework/boot-framework.art
-DEXPREOPT_IMAGE_NAMES=art boot
+DEXPREOPT_IMAGE_LOCATIONS_ON_HOSTmainline=out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/boot.art:out/soong/test_device/dex_bootjars/android/system/framework/boot-framework.art:out/soong/test_device/dex_mainlinejars/android/system/framework/boot-framework-foo.art
+DEXPREOPT_IMAGE_NAMES=art boot mainline
 DEXPREOPT_IMAGE_PROFILE_BUILT_INSTALLED=out/soong/test_device/dex_bootjars/boot.bprof:/system/etc/boot-image.bprof out/soong/test_device/dex_bootjars/boot.prof:/system/etc/boot-image.prof
 DEXPREOPT_IMAGE_PROFILE_LICENSE_METADATA=out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/meta_lic
 DEXPREOPT_IMAGE_UNSTRIPPED_BUILT_INSTALLED_art_arm=out/soong/test_device/dex_artjars_unstripped/android/apex/art_boot_images/javalib/arm/boot.oat:/apex/art_boot_images/javalib/arm/boot.oat out/soong/test_device/dex_artjars_unstripped/android/apex/art_boot_images/javalib/arm/boot-core2.oat:/apex/art_boot_images/javalib/arm/boot-core2.oat
@@ -743,6 +1189,10 @@
 DEXPREOPT_IMAGE_UNSTRIPPED_BUILT_INSTALLED_boot_arm64=out/soong/test_device/dex_bootjars_unstripped/android/system/framework/arm64/boot-framework.oat:/system/framework/arm64/boot-framework.oat
 DEXPREOPT_IMAGE_UNSTRIPPED_BUILT_INSTALLED_boot_host_x86=out/soong/test_device/dex_bootjars_unstripped/linux_glibc/system/framework/x86/boot-framework.oat:/system/framework/x86/boot-framework.oat
 DEXPREOPT_IMAGE_UNSTRIPPED_BUILT_INSTALLED_boot_host_x86_64=out/soong/test_device/dex_bootjars_unstripped/linux_glibc/system/framework/x86_64/boot-framework.oat:/system/framework/x86_64/boot-framework.oat
+DEXPREOPT_IMAGE_UNSTRIPPED_BUILT_INSTALLED_mainline_arm=out/soong/test_device/dex_mainlinejars_unstripped/android/system/framework/arm/boot-framework-foo.oat:/system/framework/arm/boot-framework-foo.oat out/soong/test_device/dex_mainlinejars_unstripped/android/system/framework/arm/boot-framework-bar.oat:/system/framework/arm/boot-framework-bar.oat
+DEXPREOPT_IMAGE_UNSTRIPPED_BUILT_INSTALLED_mainline_arm64=out/soong/test_device/dex_mainlinejars_unstripped/android/system/framework/arm64/boot-framework-foo.oat:/system/framework/arm64/boot-framework-foo.oat out/soong/test_device/dex_mainlinejars_unstripped/android/system/framework/arm64/boot-framework-bar.oat:/system/framework/arm64/boot-framework-bar.oat
+DEXPREOPT_IMAGE_UNSTRIPPED_BUILT_INSTALLED_mainline_host_x86=out/soong/test_device/dex_mainlinejars_unstripped/linux_glibc/system/framework/x86/boot-framework-foo.oat:/system/framework/x86/boot-framework-foo.oat out/soong/test_device/dex_mainlinejars_unstripped/linux_glibc/system/framework/x86/boot-framework-bar.oat:/system/framework/x86/boot-framework-bar.oat
+DEXPREOPT_IMAGE_UNSTRIPPED_BUILT_INSTALLED_mainline_host_x86_64=out/soong/test_device/dex_mainlinejars_unstripped/linux_glibc/system/framework/x86_64/boot-framework-foo.oat:/system/framework/x86_64/boot-framework-foo.oat out/soong/test_device/dex_mainlinejars_unstripped/linux_glibc/system/framework/x86_64/boot-framework-bar.oat:/system/framework/x86_64/boot-framework-bar.oat
 DEXPREOPT_IMAGE_VDEX_BUILT_INSTALLED_art_arm=out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.vdex:/apex/art_boot_images/javalib/arm/boot.vdex out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot-core2.vdex:/apex/art_boot_images/javalib/arm/boot-core2.vdex
 DEXPREOPT_IMAGE_VDEX_BUILT_INSTALLED_art_arm64=out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.vdex:/apex/art_boot_images/javalib/arm64/boot.vdex out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot-core2.vdex:/apex/art_boot_images/javalib/arm64/boot-core2.vdex
 DEXPREOPT_IMAGE_VDEX_BUILT_INSTALLED_art_host_x86=out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.vdex:/apex/art_boot_images/javalib/x86/boot.vdex out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot-core2.vdex:/apex/art_boot_images/javalib/x86/boot-core2.vdex
@@ -751,8 +1201,13 @@
 DEXPREOPT_IMAGE_VDEX_BUILT_INSTALLED_boot_arm64=out/soong/test_device/dex_bootjars/android/system/framework/arm64/boot-framework.vdex:/system/framework/arm64/boot-framework.vdex
 DEXPREOPT_IMAGE_VDEX_BUILT_INSTALLED_boot_host_x86=out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86/boot-framework.vdex:/system/framework/x86/boot-framework.vdex
 DEXPREOPT_IMAGE_VDEX_BUILT_INSTALLED_boot_host_x86_64=out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86_64/boot-framework.vdex:/system/framework/x86_64/boot-framework.vdex
+DEXPREOPT_IMAGE_VDEX_BUILT_INSTALLED_mainline_arm=out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.vdex:/system/framework/arm/boot-framework-foo.vdex out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-bar.vdex:/system/framework/arm/boot-framework-bar.vdex
+DEXPREOPT_IMAGE_VDEX_BUILT_INSTALLED_mainline_arm64=out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.vdex:/system/framework/arm64/boot-framework-foo.vdex out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-bar.vdex:/system/framework/arm64/boot-framework-bar.vdex
+DEXPREOPT_IMAGE_VDEX_BUILT_INSTALLED_mainline_host_x86=out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.vdex:/system/framework/x86/boot-framework-foo.vdex out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-bar.vdex:/system/framework/x86/boot-framework-bar.vdex
+DEXPREOPT_IMAGE_VDEX_BUILT_INSTALLED_mainline_host_x86_64=out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.vdex:/system/framework/x86_64/boot-framework-foo.vdex out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-bar.vdex:/system/framework/x86_64/boot-framework-bar.vdex
 DEXPREOPT_IMAGE_ZIP_art=out/soong/test_device/dex_artjars/art.zip
 DEXPREOPT_IMAGE_ZIP_boot=out/soong/test_device/dex_bootjars/boot.zip
+DEXPREOPT_IMAGE_ZIP_mainline=out/soong/test_device/dex_mainlinejars/mainline.zip
 DEXPREOPT_IMAGE_art_arm=out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm/boot.art
 DEXPREOPT_IMAGE_art_arm64=out/soong/test_device/dex_artjars/android/apex/art_boot_images/javalib/arm64/boot.art
 DEXPREOPT_IMAGE_art_host_x86=out/soong/test_device/dex_artjars/linux_glibc/apex/art_boot_images/javalib/x86/boot.art
@@ -761,6 +1216,10 @@
 DEXPREOPT_IMAGE_boot_arm64=out/soong/test_device/dex_bootjars/android/system/framework/arm64/boot-framework.art
 DEXPREOPT_IMAGE_boot_host_x86=out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86/boot-framework.art
 DEXPREOPT_IMAGE_boot_host_x86_64=out/soong/test_device/dex_bootjars/linux_glibc/system/framework/x86_64/boot-framework.art
+DEXPREOPT_IMAGE_mainline_arm=out/soong/test_device/dex_mainlinejars/android/system/framework/arm/boot-framework-foo.art
+DEXPREOPT_IMAGE_mainline_arm64=out/soong/test_device/dex_mainlinejars/android/system/framework/arm64/boot-framework-foo.art
+DEXPREOPT_IMAGE_mainline_host_x86=out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86/boot-framework-foo.art
+DEXPREOPT_IMAGE_mainline_host_x86_64=out/soong/test_device/dex_mainlinejars/linux_glibc/system/framework/x86_64/boot-framework-foo.art
 `
 	expected := strings.TrimSpace(fmt.Sprintf(format, expectedLicenseMetadataFile))
 	actual := strings.TrimSpace(out.String())
diff --git a/java/platform_bootclasspath.go b/java/platform_bootclasspath.go
index f0de7a4..0ea3609 100644
--- a/java/platform_bootclasspath.go
+++ b/java/platform_bootclasspath.go
@@ -129,7 +129,7 @@
 
 	// Add dependencies on all the non-updatable module configured in the "boot" boot image. That does
 	// not include modules configured in the "art" boot image.
-	bootImageConfig := b.getImageConfig(ctx)
+	bootImageConfig := defaultBootImageConfig(ctx)
 	addDependenciesOntoBootImageModules(ctx, bootImageConfig.modules, platformBootclasspathBootJarDepTag)
 
 	// Add dependencies on all the apex jars.
@@ -205,7 +205,7 @@
 
 func (b *platformBootclasspathModule) configuredJars(ctx android.ModuleContext) android.ConfiguredJarList {
 	// Include all non APEX jars
-	jars := b.getImageConfig(ctx).modules
+	jars := defaultBootImageConfig(ctx).modules
 
 	// Include jars from APEXes that don't populate their classpath proto config.
 	remainingJars := dexpreopt.GetGlobalConfig(ctx).ApexBootJars
@@ -266,10 +266,6 @@
 	}
 }
 
-func (b *platformBootclasspathModule) getImageConfig(ctx android.EarlyModuleContext) *bootImageConfig {
-	return defaultBootImageConfig(ctx)
-}
-
 // generateHiddenAPIBuildActions generates all the hidden API related build rules.
 func (b *platformBootclasspathModule) generateHiddenAPIBuildActions(ctx android.ModuleContext, modules []android.Module, fragments []android.Module) bootDexJarByModule {
 
@@ -410,27 +406,25 @@
 	// GenerateSingletonBuildActions method as it cannot create it for itself.
 	dexpreopt.GetGlobalSoongConfig(ctx)
 
-	imageConfig := b.getImageConfig(ctx)
-	if imageConfig == nil {
-		return
-	}
-
 	global := dexpreopt.GetGlobalConfig(ctx)
 	if !shouldBuildBootImages(ctx.Config(), global) {
 		return
 	}
 
-	// Generate the framework profile rule
-	bootFrameworkProfileRule(ctx, imageConfig)
+	frameworkBootImageConfig := defaultBootImageConfig(ctx)
+	bootFrameworkProfileRule(ctx, frameworkBootImageConfig)
+	b.generateBootImage(ctx, frameworkBootImageName, platformModules)
+	b.generateBootImage(ctx, mainlineBootImageName, apexModules)
+	b.copyApexBootJarsForAppsDexpreopt(ctx, apexModules)
+	dumpOatRules(ctx, frameworkBootImageConfig)
+}
 
-	// Copy platform module dex jars to their predefined locations.
-	platformBootDexJarsByModule := extractEncodedDexJarsFromModules(ctx, platformModules)
-	copyBootJarsToPredefinedLocations(ctx, platformBootDexJarsByModule, imageConfig.dexPathsByModule)
+func (b *platformBootclasspathModule) generateBootImage(ctx android.ModuleContext, imageName string, modules []android.Module) {
+	imageConfig := genBootImageConfigs(ctx)[imageName]
 
-	// Copy apex module dex jars to their predefined locations.
-	config := GetApexBootConfig(ctx)
-	apexBootDexJarsByModule := extractEncodedDexJarsFromModules(ctx, apexModules)
-	copyBootJarsToPredefinedLocations(ctx, apexBootDexJarsByModule, config.dexPathsByModule)
+	// Copy module dex jars to their predefined locations.
+	bootDexJarsByModule := extractEncodedDexJarsFromModules(ctx, modules)
+	copyBootJarsToPredefinedLocations(ctx, bootDexJarsByModule, imageConfig.dexPathsByModule)
 
 	// Build a profile for the image config and then use that to build the boot image.
 	profile := bootImageProfileRule(ctx, imageConfig)
@@ -443,6 +437,11 @@
 
 	// Build boot image files for the host variants. There are use directly by ART host side tests.
 	buildBootImageVariantsForBuildOs(ctx, imageConfig, profile)
+}
 
-	dumpOatRules(ctx, imageConfig)
+// Copy apex module dex jars to their predefined locations. They will be used for dexpreopt for apps.
+func (b *platformBootclasspathModule) copyApexBootJarsForAppsDexpreopt(ctx android.ModuleContext, apexModules []android.Module) {
+	config := GetApexBootConfig(ctx)
+	apexBootDexJarsByModule := extractEncodedDexJarsFromModules(ctx, apexModules)
+	copyBootJarsToPredefinedLocations(ctx, apexBootDexJarsByModule, config.dexPathsByModule)
 }
diff --git a/rust/builder.go b/rust/builder.go
index 5b5c993..a2f1238 100644
--- a/rust/builder.go
+++ b/rust/builder.go
@@ -247,7 +247,13 @@
 	if ctx.Config().IsEnvTrue("SOONG_RUSTC_INCREMENTAL") {
 		incrementalPath := android.PathForOutput(ctx, "rustc").String()
 
-		rustcFlags = append(rustcFlags, "-C incremental="+incrementalPath)
+		rustcFlags = append(rustcFlags, "-Cincremental="+incrementalPath)
+	}
+
+	// Disallow experimental features
+	modulePath := android.PathForModuleSrc(ctx).String()
+	if !(android.IsThirdPartyPath(modulePath) || strings.HasPrefix(modulePath, "prebuilts")) {
+		rustcFlags = append(rustcFlags, "-Zallow-features=\"default_alloc_error_handler,custom_inner_attributes,mixed_integer_ops,slice_internals\"")
 	}
 
 	// Collect linker flags
diff --git a/sdk/bootclasspath_fragment_sdk_test.go b/sdk/bootclasspath_fragment_sdk_test.go
index d81635e..efb97be 100644
--- a/sdk/bootclasspath_fragment_sdk_test.go
+++ b/sdk/bootclasspath_fragment_sdk_test.go
@@ -27,6 +27,11 @@
 // fixtureAddPlatformBootclasspathForBootclasspathFragment adds a platform_bootclasspath module that
 // references the bootclasspath fragment.
 func fixtureAddPlatformBootclasspathForBootclasspathFragment(apex, fragment string) android.FixturePreparer {
+	return fixtureAddPlatformBootclasspathForBootclasspathFragmentWithExtra(apex, fragment, "")
+}
+
+// fixtureAddPlatformBootclasspathForBootclasspathFragmentWithExtra is the same as above, but also adds extra fragments.
+func fixtureAddPlatformBootclasspathForBootclasspathFragmentWithExtra(apex, fragment, extraFragments string) android.FixturePreparer {
 	return android.GroupFixturePreparers(
 		// Add a platform_bootclasspath module.
 		android.FixtureAddTextFile("frameworks/base/boot/Android.bp", fmt.Sprintf(`
@@ -37,9 +42,10 @@
 						apex: "%s",
 						module: "%s",
 					},
+					%s
 				],
 			}
-		`, apex, fragment)),
+		`, apex, fragment, extraFragments)),
 		android.FixtureAddFile("frameworks/base/config/boot-profile.txt", nil),
 		android.FixtureAddFile("frameworks/base/config/boot-image-profile.txt", nil),
 		android.FixtureAddFile("build/soong/scripts/check_boot_jars/package_allowed_list.txt", nil),
@@ -79,9 +85,11 @@
 		}),
 
 		// Add a platform_bootclasspath that depends on the fragment.
-		fixtureAddPlatformBootclasspathForBootclasspathFragment("com.android.art", "mybootclasspathfragment"),
+		fixtureAddPlatformBootclasspathForBootclasspathFragmentWithExtra(
+			"com.android.art", "mybootclasspathfragment", java.ApexBootJarFragmentsForPlatformBootclasspath),
 
 		java.PrepareForBootImageConfigTest,
+		java.PrepareApexBootJarConfigsAndModules,
 		android.FixtureWithRootAndroidBp(`
 			sdk {
 				name: "mysdk",
@@ -196,9 +204,15 @@
 		snapshotTestChecker(checkSnapshotWithoutSource, func(t *testing.T, result *android.TestResult) {
 			// Make sure that the boot jars package check rule includes the dex jars retrieved from the prebuilt apex.
 			checkBootJarsPackageCheckRule(t, result,
-				"out/soong/.intermediates/prebuilts/apex/com.android.art.deapexer/android_common/deapexer/javalib/core1.jar",
-				"out/soong/.intermediates/prebuilts/apex/com.android.art.deapexer/android_common/deapexer/javalib/core2.jar",
-				"out/soong/.intermediates/default/java/framework/android_common/aligned/framework.jar")
+				append(
+					[]string{
+						"out/soong/.intermediates/prebuilts/apex/com.android.art.deapexer/android_common/deapexer/javalib/core1.jar",
+						"out/soong/.intermediates/prebuilts/apex/com.android.art.deapexer/android_common/deapexer/javalib/core2.jar",
+						"out/soong/.intermediates/default/java/framework/android_common/aligned/framework.jar",
+					},
+					java.ApexBootJarDexJarPaths...,
+				)...,
+			)
 			java.CheckMutatedArtBootImageConfig(t, result, "out/soong/.intermediates/snapshot/mybootclasspathfragment/android_common_com.android.art/meta_lic")
 			java.CheckMutatedFrameworkBootImageConfig(t, result, "out/soong/.intermediates/frameworks/base/boot/platform-bootclasspath/android_common/meta_lic")
 		}),
@@ -222,9 +236,15 @@
 
 	// Make sure that the boot jars package check rule includes the dex jars created from the source.
 	checkBootJarsPackageCheckRule(t, result,
-		"out/soong/.intermediates/core1/android_common_apex10000/aligned/core1.jar",
-		"out/soong/.intermediates/core2/android_common_apex10000/aligned/core2.jar",
-		"out/soong/.intermediates/default/java/framework/android_common/aligned/framework.jar")
+		append(
+			[]string{
+				"out/soong/.intermediates/core1/android_common_apex10000/aligned/core1.jar",
+				"out/soong/.intermediates/core2/android_common_apex10000/aligned/core2.jar",
+				"out/soong/.intermediates/default/java/framework/android_common/aligned/framework.jar",
+			},
+			java.ApexBootJarDexJarPaths...,
+		)...,
+	)
 }
 
 // checkBootJarsPackageCheckRule checks that the supplied module is an input to the boot jars
diff --git a/starlark_fmt/format.go b/starlark_fmt/format.go
index 3e51fa1..064fc21 100644
--- a/starlark_fmt/format.go
+++ b/starlark_fmt/format.go
@@ -17,6 +17,7 @@
 import (
 	"fmt"
 	"sort"
+	"strconv"
 	"strings"
 )
 
@@ -84,6 +85,16 @@
 	return PrintDict(formattedValueDict, indentLevel)
 }
 
+// PrintStringIntDict returns a Starlark-compatible string formatted as dictionary with
+// string keys and int values.
+func PrintStringIntDict(dict map[string]int, indentLevel int) string {
+	valDict := make(map[string]string, len(dict))
+	for k, v := range dict {
+		valDict[k] = strconv.Itoa(v)
+	}
+	return PrintDict(valDict, indentLevel)
+}
+
 // PrintDict returns a starlark-compatible string containing a dictionary with string keys and
 // values printed with no additional formatting.
 func PrintDict(dict map[string]string, indentLevel int) string {
diff --git a/tests/dcla_apex_comparison_test.sh b/tests/dcla_apex_comparison_test.sh
new file mode 100755
index 0000000..2ecb876
--- /dev/null
+++ b/tests/dcla_apex_comparison_test.sh
@@ -0,0 +1,138 @@
+#!/bin/bash
+
+# Copyright (C) 2023 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -euo pipefail
+
+# Soong/Bazel integration test to build the mainline modules in mixed build and
+# compare the DCLA libs extracted from those modules to ensure they are identical.
+
+if [ ! -e "build/make/core/Makefile" ]; then
+  echo "$0 must be run from the top of the Android source tree."
+  exit 1
+fi
+
+TARGET_PRODUCTS=(
+  module_arm64
+  module_x86_64
+)
+
+MODULES=(
+  # These modules depend on the DCLA libs
+  com.android.adbd
+  com.android.art
+  com.android.art.debug
+  com.android.art.testing
+  com.android.btservices
+  com.android.conscrypt
+  com.android.i18n
+  com.android.media
+  com.android.media.swcodec
+  com.android.resolv
+  com.android.runtime
+  com.android.tethering
+)
+
+DCLA_LIBS=(
+  libbase.so
+  libc++.so
+  libcrypto.so
+  libcutils.so
+)
+
+if [[ -z ${OUT_DIR+x} ]]; then
+  OUT_DIR="out"
+fi
+
+if [[ -z ${ANDROID_HOST_OUT+x} ]]; then
+  export ANDROID_HOST_OUT="out/host/linux-x86"
+fi
+
+######################
+# Build deapexer and debugfs
+######################
+DEAPEXER="${ANDROID_HOST_OUT}/bin/deapexer"
+DEBUGFS="${ANDROID_HOST_OUT}/bin/debugfs"
+if [[ ! -f "${DEAPEXER}" ]] || [[ ! -f "${DEBUGFS}" ]]; then
+  build/soong/soong_ui.bash --make-mode --skip-soong-tests deapexer debugfs
+fi
+
+DEAPEXER="${DEAPEXER} --debugfs_path=${DEBUGFS}"
+
+############
+# Test Setup
+############
+OUTPUT_DIR="$(mktemp -d tmp.XXXXXX)"
+
+function cleanup {
+  rm -rf "${OUTPUT_DIR}"
+}
+trap cleanup EXIT
+
+#######
+# Tests
+#######
+
+function extract_dcla_libs() {
+  local product=$1; shift
+  for module in "${MODULES[@]}"; do
+    local apex="${OUTPUT_DIR}/${product}/${module}.apex"
+    local extract_dir="${OUTPUT_DIR}/${product}/${module}/extract"
+
+    $DEAPEXER extract "${apex}" "${extract_dir}"
+  done
+}
+
+function compare_dcla_libs() {
+  local product=$1; shift
+
+  for lib in "${DCLA_LIBS[@]}"; do
+    for arch in lib lib64; do
+      local prev_sha=""
+      for module in "${MODULES[@]}"; do
+        local file="${OUTPUT_DIR}/${product}/${module}/extract/${arch}/${lib}"
+        if [[ ! -f "${file}" ]]; then
+          # not all libs are present in a module
+          echo "file doesn't exist: ${file}"
+          continue
+        fi
+        sha=$(sha1sum ${file})
+        sha="${sha% *}"
+        if [ "${prev_sha}" == "" ]; then
+          prev_sha="${sha}"
+        elif [ "${sha}" != "${prev_sha}" ]; then
+          echo "Test failed, ${lib} has different hash value"
+          exit 1
+        fi
+      done
+    done
+  done
+}
+
+export UNBUNDLED_BUILD_SDKS_FROM_SOURCE=true # don't rely on prebuilts
+export TARGET_BUILD_APPS="${MODULES[@]}"
+for product in "${TARGET_PRODUCTS[@]}"; do
+  ###########
+  # Build the mainline modules
+  ###########
+  packages/modules/common/build/build_unbundled_mainline_module.sh \
+    --product "${product}" \
+    --dist_dir "${OUTPUT_DIR}/${product}"
+
+  extract_dcla_libs "${product}"
+  compare_dcla_libs "${product}"
+done
+
+echo "Test passed"
diff --git a/tests/run_integration_tests.sh b/tests/run_integration_tests.sh
index eb76a46..8ba2984 100755
--- a/tests/run_integration_tests.sh
+++ b/tests/run_integration_tests.sh
@@ -14,7 +14,7 @@
 # mock client.
 "$TOP/build/soong/tests/apex_comparison_tests.sh"
 "$TOP/build/soong/tests/apex_comparison_tests.sh" "module_arm64only"
-
+"$TOP/build/soong/tests/dcla_apex_comparison_test.sh"
 "$TOP/build/soong/tests/apex_cc_module_arch_variant_tests.sh"
 "$TOP/build/soong/tests/apex_cc_module_arch_variant_tests.sh" "aosp_arm" "armv7-a"
-"$TOP/build/soong/tests/apex_cc_module_arch_variant_tests.sh" "aosp_cf_arm64_phone" "armv8-a" "cortex-a53"
\ No newline at end of file
+"$TOP/build/soong/tests/apex_cc_module_arch_variant_tests.sh" "aosp_cf_arm64_phone" "armv8-a" "cortex-a53"