Merge "add apex_available_name variant_version to bp2build unit tests"
diff --git a/android/allowlists/allowlists.go b/android/allowlists/allowlists.go
index bd2d973..5da50cd 100644
--- a/android/allowlists/allowlists.go
+++ b/android/allowlists/allowlists.go
@@ -477,6 +477,7 @@
 		"code_coverage.policy",
 		"code_coverage.policy.other",
 		"codec2_soft_exports",
+		"compatibility_matrix_schema",
 		"flatbuffer_headers",
 		"framework-connectivity-protos",
 		"gemmlowp_headers",
@@ -769,6 +770,27 @@
 
 		// Used by xsd_config
 		"xsdc",
+
+		// cc_test that can be run by b test
+		"binderRpcWireProtocolTest",
+		"binderUnitTest",
+		"cpu_features-bit_utils_test",
+		"liblp_test",
+		"android.hardware.audio.common.test.utility_tests",
+		"HalAudioStreamWorkerTest",
+		"libjavacore-unit-tests",
+		"NeuralNetworksTest_utils",
+		"NeuralNetworksTest_logtag",
+		"NeuralNetworksTest_operations",
+		"nanoapp_chqts_shared_tests",
+		"fakeservicemanager_test",
+		"tristate_test",
+		"binderUtilsHostTest",
+		"run_dex2oat_test",
+		"bluetooth-address-unit-tests",
+
+		// for platform_compat_config
+		"process-compat-config",
 	}
 
 	Bp2buildModuleTypeAlwaysConvertList = []string{
@@ -781,6 +803,7 @@
 		"java_import_host",
 		"java_sdk_library",
 		"sysprop_library",
+		"xsd_config",
 	}
 
 	// Add the names of modules that bp2build should never convert, if it is
@@ -850,9 +873,6 @@
 		"host_bionic_linker_asm",    // depends on extract_linker, a go binary.
 		"host_bionic_linker_script", // depends on extract_linker, a go binary.
 
-		// in cmd attribute of genrule rule //system/timezone/output_data:robolectric_tzdata: label '//system/timezone/output_data:iana/tzdata' in $(location) expression is not a declared prerequisite of this rule
-		"robolectric_tzdata",
-
 		// rust support
 		"libtombstoned_client_rust_bridge_code", "libtombstoned_client_wrapper", // rust conversions are not supported
 
@@ -900,8 +920,6 @@
 		"static_crasher",                // depends on unconverted modules: libdebuggerd_handler
 		"test_fips",                     // depends on unconverted modules: adb
 		"timezone-host",                 // depends on unconverted modules: art.module.api.annotations
-		"truth-host-prebuilt",           // depends on unconverted modules: truth-prebuilt
-		"truth-prebuilt",                // depends on unconverted modules: asm-7.0, guava
 
 		// '//bionic/libc:libc_bp2build_cc_library_static' is duplicated in the 'deps' attribute of rule
 		"toybox-static",
@@ -948,12 +966,10 @@
 		"svcenc", "svcdec",
 
 		// Failing host cc_tests
-		"memunreachable_unit_test",
 		"libprocinfo_test",
 		"ziparchive-tests",
 		"gtest_isolated_tests",
 		"libunwindstack_unit_test",
-		"task_profiles_test",
 		"power_tests", // failing test on server, but not on host
 
 		// reflect: call of reflect.Value.NumField on interface Value
@@ -1033,7 +1049,6 @@
 		"libBionicLoaderTests",  // depends on unconverted modules: libmeminfo
 		"libapexutil_tests",     // depends on unconverted modules: apex-info-list-tinyxml, libapexutil
 		"libcutils_sockets_test",
-		"libexpectedutils_test",
 		"libhwbinder_latency",
 		"liblog-host-test", // failing tests
 		"libminijail_test",
@@ -1070,7 +1085,6 @@
 		"scudo_unit_tests",
 		"stats-log-api-gen-test", // depends on unconverted modules: libstats_proto_host
 		"syscall_filter_unittest_gtest",
-		"sysprop_test", // depends on unconverted modules: libcom.android.sysprop.tests
 		"thread_exit_cb_helper",
 		"tls_properties_helper",
 		"ulp",
@@ -1476,7 +1490,7 @@
 		"permissive_mte_test",
 		"ICU4CTestRunner",
 
-		"HelloWorldHostTest",  // TODO(b/280452825): Convert HelloWorldHostTest to b test
+		"HelloWorldHostTest", // TODO(b/280452825): Convert HelloWorldHostTest to b test
 	}
 
 	MixedBuildsDisabledList = []string{
@@ -1595,12 +1609,13 @@
 	}
 
 	// These should be the libs that are included by the apexes in the StagingMixedBuildsEnabledList
-	StagingDclaMixedBuildsEnabledList = []string{}
+	StagingDclaMixedBuildsEnabledList = []string{
+		"libstagefright_flacdec",
+		"libutils",
+	}
 
 	// TODO(b/269342245): Enable the rest of the DCLA libs
 	// "libssl",
-	// "libstagefright_flacdec",
-	// "libutils",
 
 	// The list of module types which are expected to spend lots of build time.
 	// With `--ninja_weight_source=soong`, ninja builds these module types and deps first.
diff --git a/android/bazel_paths.go b/android/bazel_paths.go
index ddbdbd4..872e908 100644
--- a/android/bazel_paths.go
+++ b/android/bazel_paths.go
@@ -242,6 +242,11 @@
 
 	// Don't transform OriginalModuleName
 	newPath.OriginalModuleName = path.OriginalModuleName
+	// if it wasn't a module, store the original path. We may need the original path to replace
+	// references if it is actually in another package
+	if path.OriginalModuleName == "" {
+		newPath.OriginalModuleName = path.Label
+	}
 
 	if strings.HasPrefix(path.Label, "//") {
 		// Assume absolute labels are already correct (e.g. //path/to/some/package:foo.h)
diff --git a/android/config.go b/android/config.go
index 14fc04d..d4703ff 100644
--- a/android/config.go
+++ b/android/config.go
@@ -517,6 +517,8 @@
 		config: config,
 	}
 
+	config.productVariables.Build_from_text_stub = boolPtr(config.buildFromTextStub)
+
 	// Soundness check of the build and source directories. This won't catch strange
 	// configurations with symlinks, but at least checks the obvious case.
 	absBuildDir, err := filepath.Abs(cmdArgs.SoongOutDir)
@@ -1925,6 +1927,10 @@
 	return InList(name, c.config.productVariables.BuildBrokenInputDirModules)
 }
 
+func (c *config) BuildWarningBadOptionalUsesLibsAllowlist() []string {
+	return c.productVariables.BuildWarningBadOptionalUsesLibsAllowlist
+}
+
 func (c *deviceConfig) GenruleSandboxing() bool {
 	return Bool(c.config.productVariables.GenruleSandboxing)
 }
@@ -1937,10 +1943,6 @@
 	return c.productVariables.SelinuxIgnoreNeverallows
 }
 
-func (c *deviceConfig) SepolicySplit() bool {
-	return c.config.productVariables.SepolicySplit
-}
-
 func (c *deviceConfig) SepolicyFreezeTestExtraDirs() []string {
 	return c.config.productVariables.SepolicyFreezeTestExtraDirs
 }
@@ -2017,6 +2019,7 @@
 
 func (c *config) SetBuildFromTextStub(b bool) {
 	c.buildFromTextStub = b
+	c.productVariables.Build_from_text_stub = boolPtr(b)
 }
 
 func (c *config) AddForceEnabledModules(forceEnabled []string) {
diff --git a/android/module.go b/android/module.go
index 98084f3..ba32710 100644
--- a/android/module.go
+++ b/android/module.go
@@ -4014,3 +4014,53 @@
 	WriteFileRule(ctx, outFile, string(j))
 	ctx.Phony("soong_config_trace", outFile)
 }
+
+// Interface implemented by xsd_config which has 1:many mappings in bp2build workspace
+// This interface exists because we want to
+// 1. Determine the name of the additional targets generated by the primary soong module
+// 2. Enable distinguishing an xsd_config module from other Soong modules using type assertion
+type XsdConfigBp2buildTargets interface {
+	CppBp2buildTargetName() string
+	JavaBp2buildTargetName() string
+}
+
+// PartitionXsdSrcs partitions srcs into xsd_config modules and others
+// Since xsd_config are soong modules, we cannot use file extension for partitioning
+func PartitionXsdSrcs(ctx BazelConversionPathContext, srcs []string) ([]string, []string) {
+	//isXsd returns true if src is a soong module of type xsd_config
+	isXsd := func(src string) bool {
+		mod, exists := ctx.ModuleFromName(src)
+		if !exists {
+			return false
+		}
+		_, _isXsd := mod.(XsdConfigBp2buildTargets)
+		return _isXsd
+	}
+	nonXsd := []string{}
+	xsd := []string{}
+
+	for _, src := range srcs {
+		if isXsd(src) {
+			xsd = append(xsd, src)
+		} else {
+			nonXsd = append(nonXsd, src)
+		}
+	}
+
+	return nonXsd, xsd
+}
+
+// Replaces //a/b/my_xsd_config with //a/b/my_xsd_config-{cpp|java}
+// The new target name is provided by the `targetName` callback function
+func XsdConfigBp2buildTarget(ctx BazelConversionPathContext, mod blueprint.Module, targetName func(xsd XsdConfigBp2buildTargets) string) string {
+	xsd, isXsd := mod.(XsdConfigBp2buildTargets)
+	if !isXsd {
+		ctx.ModuleErrorf("xsdConfigJavaTarget called on %v, which is not an xsd_config", mod)
+	}
+	ret := BazelModuleLabel(ctx, mod)
+	// Remove the base module name
+	ret = strings.TrimSuffix(ret, mod.Name())
+	// Append the language specific target name
+	ret += targetName(xsd)
+	return ret
+}
diff --git a/android/neverallow.go b/android/neverallow.go
index 5b5e613..f2e8c85 100644
--- a/android/neverallow.go
+++ b/android/neverallow.go
@@ -59,6 +59,7 @@
 	AddNeverAllowRules(createProhibitFrameworkAccessRules()...)
 	AddNeverAllowRules(createBp2BuildRule())
 	AddNeverAllowRules(createCcStubsRule())
+	AddNeverAllowRules(createJavaExcludeStaticLibsRule())
 }
 
 // Add a NeverAllow rule to the set of rules to apply.
@@ -253,6 +254,14 @@
 	}
 }
 
+func createJavaExcludeStaticLibsRule() Rule {
+	return NeverAllow().
+		NotIn("build/soong").
+		ModuleType("java_library").
+		WithMatcher("exclude_static_libs", isSetMatcherInstance).
+		Because("exclude_static_libs property is only allowed for java modules defined in build/soong")
+}
+
 func neverallowMutator(ctx BottomUpMutatorContext) {
 	m, ok := ctx.Module().(Module)
 	if !ok {
diff --git a/android/neverallow_test.go b/android/neverallow_test.go
index ddd982d..1639bbf 100644
--- a/android/neverallow_test.go
+++ b/android/neverallow_test.go
@@ -344,6 +344,23 @@
 			`module "outside_allowed_list": violates neverallow`,
 		},
 	},
+	// Test for the rule restricting use of exclude_static_libs
+	{
+		name: `"exclude_static_libs" outside allowed directory`,
+		fs: map[string][]byte{
+			"a/b/Android.bp": []byte(`
+				java_library {
+					name: "baz",
+					exclude_static_libs: [
+						"bar",
+					],
+				}
+			`),
+		},
+		expectedErrors: []string{
+			`exclude_static_libs property is only allowed for java modules defined in build/soong`,
+		},
+	},
 }
 
 var prepareForNeverAllowTest = GroupFixturePreparers(
@@ -430,9 +447,10 @@
 }
 
 type mockJavaLibraryProperties struct {
-	Libs           []string
-	Sdk_version    *string
-	Uncompress_dex *bool
+	Libs                []string
+	Sdk_version         *string
+	Uncompress_dex      *bool
+	Exclude_static_libs []string
 }
 
 type mockJavaLibraryModule struct {
diff --git a/android/sdk_version.go b/android/sdk_version.go
index 08762ef..80aeb2e 100644
--- a/android/sdk_version.go
+++ b/android/sdk_version.go
@@ -84,12 +84,6 @@
 	}
 }
 
-// JavaLibraryName returns the soong module containing the Java APIs of that API surface.
-func (k SdkKind) JavaLibraryName(c Config) string {
-	name := k.DefaultJavaLibraryName()
-	return JavaApiLibraryName(c, name)
-}
-
 // JavaApiLibraryName returns the name of .txt equivalent of a java_library, but does
 // not check if either module exists.
 // TODO: Return .txt (single-tree or multi-tree equivalents) based on config
@@ -335,11 +329,10 @@
 
 // Export the name of the soong modules representing the various Java API surfaces.
 func javaSdkMakeVars(ctx MakeVarsContext) {
-	ctx.Strict("ANDROID_PUBLIC_STUBS", SdkPublic.JavaLibraryName(ctx.Config()))
-	ctx.Strict("ANDROID_SYSTEM_STUBS", SdkSystem.JavaLibraryName(ctx.Config()))
-	ctx.Strict("ANDROID_TEST_STUBS", SdkTest.JavaLibraryName(ctx.Config()))
-	ctx.Strict("ANDROID_MODULE_LIB_STUBS", SdkModule.JavaLibraryName(ctx.Config()))
-	ctx.Strict("ANDROID_SYSTEM_SERVER_STUBS", SdkSystemServer.JavaLibraryName(ctx.Config()))
-	// TODO (jihoonkang): Create a .txt equivalent for core.current.stubs
-	ctx.Strict("ANDROID_CORE_STUBS", SdkCore.JavaLibraryName(ctx.Config()))
+	ctx.Strict("ANDROID_PUBLIC_STUBS", SdkPublic.DefaultJavaLibraryName())
+	ctx.Strict("ANDROID_SYSTEM_STUBS", SdkSystem.DefaultJavaLibraryName())
+	ctx.Strict("ANDROID_TEST_STUBS", SdkTest.DefaultJavaLibraryName())
+	ctx.Strict("ANDROID_MODULE_LIB_STUBS", SdkModule.DefaultJavaLibraryName())
+	ctx.Strict("ANDROID_SYSTEM_SERVER_STUBS", SdkSystemServer.DefaultJavaLibraryName())
+	ctx.Strict("ANDROID_CORE_STUBS", SdkCore.DefaultJavaLibraryName())
 }
diff --git a/android/variable.go b/android/variable.go
index 972663b..6362953 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -109,6 +109,11 @@
 			Cflags []string
 		}
 
+		Build_from_text_stub struct {
+			Static_libs         []string
+			Exclude_static_libs []string
+		}
+
 		// debuggable is true for eng and userdebug builds, and can be used to turn on additional
 		// debugging features that don't significantly impact runtime behavior.  userdebug builds
 		// are used for dogfooding and performance testing, and should be as similar to user builds
@@ -286,6 +291,7 @@
 	Uml                          *bool    `json:",omitempty"`
 	Arc                          *bool    `json:",omitempty"`
 	MinimizeJavaDebugInfo        *bool    `json:",omitempty"`
+	Build_from_text_stub         *bool    `json:",omitempty"`
 
 	Check_elf_files *bool `json:",omitempty"`
 
@@ -449,14 +455,14 @@
 	BuildBrokenVendorPropertyNamespace bool     `json:",omitempty"`
 	BuildBrokenInputDirModules         []string `json:",omitempty"`
 
+	BuildWarningBadOptionalUsesLibsAllowlist []string `json:",omitempty"`
+
 	BuildDebugfsRestrictionsEnabled bool `json:",omitempty"`
 
 	RequiresInsecureExecmemForSwiftshader bool `json:",omitempty"`
 
 	SelinuxIgnoreNeverallows bool `json:",omitempty"`
 
-	SepolicySplit bool `json:",omitempty"`
-
 	SepolicyFreezeTestExtraDirs         []string `json:",omitempty"`
 	SepolicyFreezeTestExtraPrebuiltDirs []string `json:",omitempty"`
 
@@ -526,6 +532,7 @@
 		Malloc_pattern_fill_contents: boolPtr(false),
 		Safestack:                    boolPtr(false),
 		TrimmedApex:                  boolPtr(false),
+		Build_from_text_stub:         boolPtr(false),
 
 		BootJars:     ConfiguredJarList{apexes: []string{}, jars: []string{}},
 		ApexBootJars: ConfiguredJarList{apexes: []string{}, jars: []string{}},
diff --git a/apex/apex.go b/apex/apex.go
index 737e656..32d7250 100644
--- a/apex/apex.go
+++ b/apex/apex.go
@@ -222,7 +222,7 @@
 	ApexType apexPackaging `blueprint:"mutated"`
 
 	// Name that dependencies can specify in their apex_available properties to refer to this module.
-	// If not specified, this defaults to Soong module name.
+	// If not specified, this defaults to Soong module name. This must be the name of a Soong module.
 	Apex_available_name *string
 
 	// Variant version of the mainline module. Must be an integer between 0-9
diff --git a/bp2build/Android.bp b/bp2build/Android.bp
index 4ecd05d..782a88c 100644
--- a/bp2build/Android.bp
+++ b/bp2build/Android.bp
@@ -74,6 +74,7 @@
         "linker_config_conversion_test.go",
         "package_conversion_test.go",
         "performance_test.go",
+        "platform_compat_config_conversion_test.go",
         "prebuilt_etc_conversion_test.go",
         "python_binary_conversion_test.go",
         "python_library_conversion_test.go",
diff --git a/bp2build/cc_binary_conversion_test.go b/bp2build/cc_binary_conversion_test.go
index 8a83cc0..610a9ca 100644
--- a/bp2build/cc_binary_conversion_test.go
+++ b/bp2build/cc_binary_conversion_test.go
@@ -1036,3 +1036,73 @@
 		},
 	})
 }
+
+func TestCcBinaryWithCfi(t *testing.T) {
+	runCcBinaryTestCase(t, ccBinaryBp2buildTestCase{
+		description: "cc_binary has correct features when cfi is enabled",
+		blueprint: `
+{rule_name} {
+	name: "foo",
+	sanitize: {
+		cfi: true,
+	},
+}`,
+		targets: []testBazelTarget{
+			{"cc_binary", "foo", AttrNameToString{
+				"features":       `["android_cfi"]`,
+				"local_includes": `["."]`,
+			}},
+		},
+	})
+}
+
+func TestCcBinaryWithCfiOsSpecific(t *testing.T) {
+	runCcBinaryTestCase(t, ccBinaryBp2buildTestCase{
+		description: "cc_binary has correct features when cfi is enabled for specific variants",
+		blueprint: `
+{rule_name} {
+	name: "foo",
+	target: {
+		android: {
+			sanitize: {
+				cfi: true,
+			},
+		},
+	},
+}`,
+		targets: []testBazelTarget{
+			{"cc_binary", "foo", AttrNameToString{
+				"features": `select({
+        "//build/bazel/platforms/os:android": ["android_cfi"],
+        "//conditions:default": [],
+    })`,
+				"local_includes": `["."]`,
+			}},
+		},
+	})
+}
+
+func TestCcBinaryWithCfiAndCfiAssemblySupport(t *testing.T) {
+	runCcBinaryTestCase(t, ccBinaryBp2buildTestCase{
+		description: "cc_binary has correct features when cfi is enabled with cfi assembly support",
+		blueprint: `
+{rule_name} {
+	name: "foo",
+	sanitize: {
+		cfi: true,
+		config: {
+			cfi_assembly_support: true,
+		},
+	},
+}`,
+		targets: []testBazelTarget{
+			{"cc_binary", "foo", AttrNameToString{
+				"features": `[
+        "android_cfi",
+        "android_cfi_assembly_support",
+    ]`,
+				"local_includes": `["."]`,
+			}},
+		},
+	})
+}
diff --git a/bp2build/cc_library_conversion_test.go b/bp2build/cc_library_conversion_test.go
index 3dd9373..c2dba67 100644
--- a/bp2build/cc_library_conversion_test.go
+++ b/bp2build/cc_library_conversion_test.go
@@ -4718,3 +4718,97 @@
 		},
 	})
 }
+
+func TestCcLibraryWithCfi(t *testing.T) {
+	runCcLibraryTestCase(t, Bp2buildTestCase{
+		Description:                "cc_library has correct features when cfi is enabled",
+		ModuleTypeUnderTest:        "cc_library",
+		ModuleTypeUnderTestFactory: cc.LibraryFactory,
+		Blueprint: `
+cc_library {
+	name: "foo",
+	sanitize: {
+		cfi: true,
+	},
+}`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("cc_library_static", "foo_bp2build_cc_library_static", AttrNameToString{
+				"features":       `["android_cfi"]`,
+				"local_includes": `["."]`,
+			}),
+			MakeBazelTarget("cc_library_shared", "foo", AttrNameToString{
+				"features":       `["android_cfi"]`,
+				"local_includes": `["."]`,
+			}),
+		},
+	})
+}
+
+func TestCcLibraryWithCfiOsSpecific(t *testing.T) {
+	runCcLibraryTestCase(t, Bp2buildTestCase{
+		Description:                "cc_library has correct features when cfi is enabled for specific variants",
+		ModuleTypeUnderTest:        "cc_library",
+		ModuleTypeUnderTestFactory: cc.LibraryFactory,
+		Blueprint: `
+cc_library {
+	name: "foo",
+	target: {
+		android: {
+			sanitize: {
+				cfi: true,
+			},
+		},
+	},
+}`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("cc_library_static", "foo_bp2build_cc_library_static", AttrNameToString{
+				"features": `select({
+        "//build/bazel/platforms/os:android": ["android_cfi"],
+        "//conditions:default": [],
+    })`,
+				"local_includes": `["."]`,
+			}),
+			MakeBazelTarget("cc_library_shared", "foo", AttrNameToString{
+				"features": `select({
+        "//build/bazel/platforms/os:android": ["android_cfi"],
+        "//conditions:default": [],
+    })`,
+				"local_includes": `["."]`,
+			}),
+		},
+	})
+}
+
+func TestCcLibraryWithCfiAndCfiAssemblySupport(t *testing.T) {
+	runCcLibraryTestCase(t, Bp2buildTestCase{
+		Description:                "cc_library has correct features when cfi is enabled with cfi_assembly_support",
+		ModuleTypeUnderTest:        "cc_library",
+		ModuleTypeUnderTestFactory: cc.LibraryFactory,
+		Blueprint: `
+cc_library {
+	name: "foo",
+	sanitize: {
+		cfi: true,
+		config: {
+			cfi_assembly_support: true,
+		},
+	},
+}`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("cc_library_static", "foo_bp2build_cc_library_static", AttrNameToString{
+				"features": `[
+        "android_cfi",
+        "android_cfi_assembly_support",
+    ]`,
+				"local_includes": `["."]`,
+			}),
+			MakeBazelTarget("cc_library_shared", "foo", AttrNameToString{
+				"features": `[
+        "android_cfi",
+        "android_cfi_assembly_support",
+    ]`,
+				"local_includes": `["."]`,
+			}),
+		},
+	})
+}
diff --git a/bp2build/cc_library_shared_conversion_test.go b/bp2build/cc_library_shared_conversion_test.go
index 6c9f9a1..7f0ba44 100644
--- a/bp2build/cc_library_shared_conversion_test.go
+++ b/bp2build/cc_library_shared_conversion_test.go
@@ -1445,3 +1445,73 @@
 		},
 	})
 }
+
+func TestCcLibrarySharedWithCfi(t *testing.T) {
+	runCcLibrarySharedTestCase(t, Bp2buildTestCase{
+		Description: "cc_library_shared has correct features when cfi is enabled for specific variants",
+		Blueprint: `
+cc_library_shared {
+	name: "foo",
+	sanitize: {
+		cfi: true,
+	},
+}`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("cc_library_shared", "foo", AttrNameToString{
+				"features":       `["android_cfi"]`,
+				"local_includes": `["."]`,
+			}),
+		},
+	})
+}
+
+func TestCcLibrarySharedWithCfiOsSpecific(t *testing.T) {
+	runCcLibrarySharedTestCase(t, Bp2buildTestCase{
+		Description: "cc_library_shared has correct features when cfi is enabled",
+		Blueprint: `
+cc_library_shared {
+	name: "foo",
+	target: {
+		android: {
+			sanitize: {
+				cfi: true,
+			},
+		},
+	},
+}`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("cc_library_shared", "foo", AttrNameToString{
+				"features": `select({
+        "//build/bazel/platforms/os:android": ["android_cfi"],
+        "//conditions:default": [],
+    })`,
+				"local_includes": `["."]`,
+			}),
+		},
+	})
+}
+
+func TestCcLibrarySharedWithCfiAndCfiAssemblySupport(t *testing.T) {
+	runCcLibrarySharedTestCase(t, Bp2buildTestCase{
+		Description: "cc_library_shared has correct features when cfi is enabled with cfi assembly support",
+		Blueprint: `
+cc_library_static {
+	name: "foo",
+	sanitize: {
+		cfi: true,
+		config: {
+			cfi_assembly_support: true,
+		},
+	},
+}`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("cc_library_static", "foo", AttrNameToString{
+				"features": `[
+        "android_cfi",
+        "android_cfi_assembly_support",
+    ]`,
+				"local_includes": `["."]`,
+			}),
+		},
+	})
+}
diff --git a/bp2build/cc_library_static_conversion_test.go b/bp2build/cc_library_static_conversion_test.go
index 2705aaf..f537871 100644
--- a/bp2build/cc_library_static_conversion_test.go
+++ b/bp2build/cc_library_static_conversion_test.go
@@ -2075,3 +2075,73 @@
 		},
 	})
 }
+
+func TestCcLibraryStaticWithCfi(t *testing.T) {
+	runCcLibraryStaticTestCase(t, Bp2buildTestCase{
+		Description: "cc_library_static has correct features when cfi is enabled",
+		Blueprint: `
+cc_library_static {
+	name: "foo",
+	sanitize: {
+		cfi: true,
+	},
+}`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("cc_library_static", "foo", AttrNameToString{
+				"features":       `["android_cfi"]`,
+				"local_includes": `["."]`,
+			}),
+		},
+	})
+}
+
+func TestCcLibraryStaticWithCfiOsSpecific(t *testing.T) {
+	runCcLibraryStaticTestCase(t, Bp2buildTestCase{
+		Description: "cc_library_static has correct features when cfi is enabled for specific variants",
+		Blueprint: `
+cc_library_static {
+	name: "foo",
+	target: {
+		android: {
+			sanitize: {
+				cfi: true,
+			},
+		},
+	},
+}`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("cc_library_static", "foo", AttrNameToString{
+				"features": `select({
+        "//build/bazel/platforms/os:android": ["android_cfi"],
+        "//conditions:default": [],
+    })`,
+				"local_includes": `["."]`,
+			}),
+		},
+	})
+}
+
+func TestCcLibraryStaticWithCfiAndCfiAssemblySupport(t *testing.T) {
+	runCcLibraryStaticTestCase(t, Bp2buildTestCase{
+		Description: "cc_library_static has correct features when cfi is enabled with cfi_assembly_support",
+		Blueprint: `
+cc_library_static {
+	name: "foo",
+	sanitize: {
+		cfi: true,
+		config: {
+			cfi_assembly_support: true,
+		},
+	},
+}`,
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("cc_library_static", "foo", AttrNameToString{
+				"features": `[
+        "android_cfi",
+        "android_cfi_assembly_support",
+    ]`,
+				"local_includes": `["."]`,
+			}),
+		},
+	})
+}
diff --git a/bp2build/genrule_conversion_test.go b/bp2build/genrule_conversion_test.go
index 3490881..5cf4fb2 100644
--- a/bp2build/genrule_conversion_test.go
+++ b/bp2build/genrule_conversion_test.go
@@ -49,6 +49,7 @@
     srcs: ["other_tool.in"],
     cmd: "cp $(in) $(out)",
 }`, genruleTarget, genruleTarget),
+		"other/file.txt": "",
 	}
 }
 
@@ -293,17 +294,20 @@
 	bp := `%s {
     name: "foo",
     out: ["foo.out"],
-    srcs: [":other.tool"],
+    srcs: [":other.tool", "other/file.txt",],
     tool_files: [":foo.tool"],
-    cmd: "$(locations :foo.tool) -s $(out) $(location :other.tool)",
+    cmd: "$(locations :foo.tool) $(location other/file.txt) -s $(out) $(location :other.tool)",
     bazel_module: { bp2build_available: true },
 }`
 
 	for _, tc := range testCases {
 		moduleAttrs := AttrNameToString{
-			"cmd":   `"$(locations //other:foo.tool) -s $(OUTS) $(location //other:other.tool)"`,
-			"outs":  `["foo.out"]`,
-			"srcs":  `["//other:other.tool"]`,
+			"cmd":  `"$(locations //other:foo.tool) $(location //other:file.txt) -s $(OUTS) $(location //other:other.tool)"`,
+			"outs": `["foo.out"]`,
+			"srcs": `[
+        "//other:other.tool",
+        "//other:file.txt",
+    ]`,
 			"tools": `["//other:foo.tool"]`,
 		}
 
diff --git a/bp2build/platform_compat_config_conversion_test.go b/bp2build/platform_compat_config_conversion_test.go
new file mode 100644
index 0000000..4dfcce3
--- /dev/null
+++ b/bp2build/platform_compat_config_conversion_test.go
@@ -0,0 +1,53 @@
+// Copyright 2023 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package bp2build
+
+import (
+	"testing"
+
+	"android/soong/android"
+	"android/soong/java"
+)
+
+func runPlatformCompatConfigTestCase(t *testing.T, tc Bp2buildTestCase) {
+	t.Helper()
+	RunBp2BuildTestCase(t, func(ctx android.RegistrationContext) {
+		ctx.RegisterModuleType("java_library", java.LibraryFactory)
+		ctx.RegisterModuleType("platform_compat_config", java.PlatformCompatConfigFactory)
+	}, tc)
+}
+
+func TestPlatformCompatConfig(t *testing.T) {
+	runPlatformCompatConfigTestCase(t, Bp2buildTestCase{
+		Description: "platform_compat_config - conversion test",
+		Blueprint: `
+		platform_compat_config {
+			name: "foo",
+			src: ":lib",
+		}`,
+		Filesystem: map[string]string{
+			"a/b/Android.bp": `
+			java_library {
+				name: "lib",
+				srcs: ["a.java"],
+			}`,
+		},
+		ExpectedBazelTargets: []string{
+			MakeBazelTarget("platform_compat_config", "foo", AttrNameToString{
+				"src": `"//a/b:lib"`,
+			}),
+		},
+	})
+}
diff --git a/cc/afdo.go b/cc/afdo.go
index 49f6987..137ea97 100644
--- a/cc/afdo.go
+++ b/cc/afdo.go
@@ -34,7 +34,7 @@
 
 var afdoProfileProjectsConfigKey = android.NewOnceKey("AfdoProfileProjects")
 
-const afdoCFlagsFormat = "-fprofile-sample-accurate -fprofile-sample-use=%s"
+const afdoCFlagsFormat = "-fprofile-sample-use=%s"
 
 func recordMissingAfdoProfileFile(ctx android.BaseModuleContext, missing string) {
 	getNamedMapForConfig(ctx.Config(), modulesMissingProfileFileKey).Store(missing, true)
diff --git a/cc/bp2build.go b/cc/bp2build.go
index 259ba39..34cc574 100644
--- a/cc/bp2build.go
+++ b/cc/bp2build.go
@@ -591,7 +591,8 @@
 	anySrcs := false
 	// Add srcs-like dependencies such as generated files.
 	// First create a LabelList containing these dependencies, then merge the values with srcs.
-	generatedSrcsLabelList := android.BazelLabelForModuleDepsExcludes(ctx, props.Generated_sources, props.Exclude_generated_sources)
+	genSrcs, _ := android.PartitionXsdSrcs(ctx, props.Generated_sources)
+	generatedSrcsLabelList := android.BazelLabelForModuleDepsExcludes(ctx, genSrcs, props.Exclude_generated_sources)
 	if len(props.Generated_sources) > 0 || len(props.Exclude_generated_sources) > 0 {
 		anySrcs = true
 	}
@@ -716,6 +717,14 @@
 	return ret
 }
 
+// Replaces //a/b/my_xsd_config with //a/b/my_xsd_config-cpp
+func xsdConfigCppTarget(ctx android.BazelConversionPathContext, mod blueprint.Module) string {
+	callback := func(xsd android.XsdConfigBp2buildTargets) string {
+		return xsd.CppBp2buildTargetName()
+	}
+	return android.XsdConfigBp2buildTarget(ctx, mod, callback)
+}
+
 // bp2BuildParseBaseProps returns all compiler, linker, library attributes of a cc module..
 func bp2BuildParseBaseProps(ctx android.Bp2buildMutatorContext, module *Module) baseAttributes {
 	archVariantCompilerProps := module.GetArchVariantProperties(ctx, &BaseCompilerProperties{})
@@ -754,7 +763,14 @@
 		for cfg := range configs {
 			var allHdrs []string
 			if baseCompilerProps, ok := archVariantCompilerProps[axis][cfg].(*BaseCompilerProperties); ok {
-				allHdrs = baseCompilerProps.Generated_headers
+				ah, allHdrsXsd := android.PartitionXsdSrcs(ctx, baseCompilerProps.Generated_headers)
+				allHdrs = ah
+				// in the synthetic bp2build workspace, xsd sources are compiled to a static library
+				xsdCppConfigLibraryLabels := android.BazelLabelForModuleDepsWithFn(ctx, allHdrsXsd, xsdConfigCppTarget)
+				iwad := linkerAttrs.implementationWholeArchiveDeps.SelectValue(axis, cfg)
+				(&iwad).Append(xsdCppConfigLibraryLabels)
+				linkerAttrs.implementationWholeArchiveDeps.SetSelectValue(axis, cfg, bazel.FirstUniqueBazelLabelList(iwad))
+
 				if baseCompilerProps.Lex != nil {
 					compilerAttrs.lexopts.SetSelectValue(axis, cfg, baseCompilerProps.Lex.Flags)
 				}
@@ -1757,6 +1773,12 @@
 			for _, sanitizer := range sanitizerProps.Sanitize.Misc_undefined {
 				features = append(features, "ubsan_"+sanitizer)
 			}
+			if proptools.Bool(sanitizerProps.Sanitize.Cfi) {
+				features = append(features, "android_cfi")
+				if proptools.Bool(sanitizerProps.Sanitize.Config.Cfi_assembly_support) {
+					features = append(features, "android_cfi_assembly_support")
+				}
+			}
 			sanitizerFeatures.SetSelectValue(axis, config, features)
 		}
 	})
diff --git a/cc/cc.go b/cc/cc.go
index c9f00e2..426bac8 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -524,6 +524,7 @@
 	isAfdoCompile() bool
 	isPgoCompile() bool
 	isCfi() bool
+	isFuzzer() bool
 	isNDKStubLibrary() bool
 	useClangLld(actx ModuleContext) bool
 	isForPlatform() bool
@@ -1365,6 +1366,13 @@
 	return false
 }
 
+func (c *Module) isFuzzer() bool {
+	if sanitize := c.sanitize; sanitize != nil {
+		return Bool(sanitize.Properties.SanitizeMutated.Fuzzer)
+	}
+	return false
+}
+
 func (c *Module) isNDKStubLibrary() bool {
 	if _, ok := c.compiler.(*stubDecorator); ok {
 		return true
@@ -1660,6 +1668,10 @@
 	return ctx.mod.isCfi()
 }
 
+func (ctx *moduleContextImpl) isFuzzer() bool {
+	return ctx.mod.isFuzzer()
+}
+
 func (ctx *moduleContextImpl) isNDKStubLibrary() bool {
 	return ctx.mod.isNDKStubLibrary()
 }
@@ -1916,7 +1928,6 @@
 
 	unsupportedSanitizers := []*bool{
 		sanitizeProps.Safestack,
-		sanitizeProps.Cfi,
 		sanitizeProps.Scudo,
 		BoolPtr(len(c.sanitize.Properties.Sanitize.Recover) > 0),
 		BoolPtr(c.sanitize.Properties.Sanitize.Blocklist != nil),
@@ -1935,6 +1946,8 @@
 			if ubsanEnabled && !c.MinimalRuntimeNeeded() {
 				return false
 			}
+		} else if san == cfi {
+			continue
 		} else if c.sanitize.isSanitizerEnabled(san) {
 			return false
 		}
diff --git a/cc/cc_test.go b/cc/cc_test.go
index 173911b..701c3bb 100644
--- a/cc/cc_test.go
+++ b/cc/cc_test.go
@@ -5538,7 +5538,7 @@
 			name:    "foo_cfi",
 			variant: "android_arm64_armv8-a_static_cfi_apex28",
 			expectedOutputPaths: []string{
-				"out/soong/.intermediates/foo_cfi/android_arm64_armv8-a_static_cfi_apex28/foo_cfi.a",
+				"outputbase/execroot/__main__/foo_cfi.a",
 			},
 		},
 		{
diff --git a/cc/config/tidy.go b/cc/config/tidy.go
index d55a13d..efa4549 100644
--- a/cc/config/tidy.go
+++ b/cc/config/tidy.go
@@ -42,6 +42,8 @@
 		"-bugprone-unchecked-optional-access",
 		// http://b/265438407
 		"-misc-use-anonymous-namespace",
+		// http://b/285005947
+		"-performance-avoid-endl",
 	}
 
 	// Some clang-tidy checks are included in some tidy_checks_as_errors lists,
@@ -56,6 +58,14 @@
 		"-bugprone-signed-char-misuse",
 		// http://b/241819232
 		"-misc-const-correctness",
+		// http://b/285356805
+		"-bugprone-unsafe-functions",
+		"-cert-msc24-c",
+		"-cert-msc33-c",
+		// http://b/285356799
+		"-modernize-type-traits",
+		// http://b/285361108
+		"-readability-avoid-unconditional-preprocessor-if",
 	}
 
 	extraArgFlags = []string{
diff --git a/cc/lto.go b/cc/lto.go
index a8bed23..8d6e3e7 100644
--- a/cc/lto.go
+++ b/cc/lto.go
@@ -74,7 +74,7 @@
 func (lto *lto) flags(ctx BaseModuleContext, flags Flags) Flags {
 	// TODO(b/131771163): Disable LTO when using explicit fuzzing configurations.
 	// LTO breaks fuzzer builds.
-	if inList("-fsanitize=fuzzer-no-link", flags.Local.CFlags) {
+	if ctx.isFuzzer() {
 		return flags
 	}
 
diff --git a/cc/sanitize.go b/cc/sanitize.go
index 6e732b6..a5691ee 100644
--- a/cc/sanitize.go
+++ b/cc/sanitize.go
@@ -64,13 +64,14 @@
 
 	cfiBlocklistPath     = "external/compiler-rt/lib/cfi"
 	cfiBlocklistFilename = "cfi_blocklist.txt"
+	cfiEnableFlag        = "-fsanitize=cfi"
 	cfiCrossDsoFlag      = "-fsanitize-cfi-cross-dso"
 	cfiCflags            = []string{"-flto", cfiCrossDsoFlag,
 		"-fsanitize-ignorelist=" + cfiBlocklistPath + "/" + cfiBlocklistFilename}
 	// -flto and -fvisibility are required by clang when -fsanitize=cfi is
 	// used, but have no effect on assembly files
 	cfiAsflags = []string{"-flto", "-fvisibility=default"}
-	cfiLdflags = []string{"-flto", cfiCrossDsoFlag, "-fsanitize=cfi",
+	cfiLdflags = []string{"-flto", cfiCrossDsoFlag, cfiEnableFlag,
 		"-Wl,-plugin-opt,O1"}
 	cfiExportsMapPath      = "build/soong/cc/config"
 	cfiExportsMapFilename  = "cfi_exports.map"
@@ -395,8 +396,8 @@
 
 	// Leave out "-flto" from the slices exported to bazel, as we will use the
 	// dedicated LTO feature for this. For C Flags and Linker Flags, also leave
-	// out the cross DSO flag which will be added separately by transitions.
-	exportedVars.ExportStringList("CfiCFlags", cfiCflags[2:])
+	// out the cross DSO flag which will be added separately under the correct conditions.
+	exportedVars.ExportStringList("CfiCFlags", append(cfiCflags[2:], cfiEnableFlag))
 	exportedVars.ExportStringList("CfiLdFlags", cfiLdflags[2:])
 	exportedVars.ExportStringList("CfiAsFlags", cfiAsflags[1:])
 
diff --git a/cmd/soong_build/main.go b/cmd/soong_build/main.go
index d589925..2e6b6d4 100644
--- a/cmd/soong_build/main.go
+++ b/cmd/soong_build/main.go
@@ -16,6 +16,7 @@
 
 import (
 	"bytes"
+	"errors"
 	"flag"
 	"fmt"
 	"os"
@@ -135,12 +136,24 @@
 
 	writeDepFile(cmdlineArgs.OutFile, ctx.EventHandler, ninjaDeps)
 
-	if ctx.Config().IsEnvTrue("SOONG_GENERATES_NINJA_HINT") {
+	if needToWriteNinjaHint(ctx) {
 		writeNinjaHint(ctx)
 	}
 	return cmdlineArgs.OutFile
 }
 
+func needToWriteNinjaHint(ctx *android.Context) bool {
+	switch ctx.Config().GetenvWithDefault("SOONG_GENERATES_NINJA_HINT", "") {
+	case "always":
+		return true
+	case "depend":
+		if _, err := os.Stat(filepath.Join(ctx.Config().OutDir(), ".ninja_log")); errors.Is(err, os.ErrNotExist) {
+			return true
+		}
+	}
+	return false
+}
+
 // Run the code-generation phase to convert BazelTargetModules to BUILD files.
 func runQueryView(queryviewDir, queryviewMarker string, ctx *android.Context) {
 	ctx.EventHandler.Begin("queryview")
@@ -460,7 +473,7 @@
 		// The actual output (build.ninja) was written in the RunBlueprint() call
 		// above
 		writeDepFile(cmdlineArgs.OutFile, ctx.EventHandler, ninjaDeps)
-		if ctx.Config().IsEnvTrue("SOONG_GENERATES_NINJA_HINT") {
+		if needToWriteNinjaHint(ctx) {
 			writeNinjaHint(ctx)
 		}
 		return cmdlineArgs.OutFile
diff --git a/cmd/soong_ui/main.go b/cmd/soong_ui/main.go
index eea41e6..682fb75 100644
--- a/cmd/soong_ui/main.go
+++ b/cmd/soong_ui/main.go
@@ -242,9 +242,10 @@
 	soongMetricsFile := filepath.Join(logsDir, logsPrefix+"soong_metrics")
 	bp2buildMetricsFile := filepath.Join(logsDir, logsPrefix+"bp2build_metrics.pb")
 	soongBuildMetricsFile := filepath.Join(logsDir, logsPrefix+"soong_build_metrics.pb")
+	bazelMetricsFile := filepath.Join(logsDir, logsPrefix+"bazel_metrics.pb")
 
 	//Delete the stale metrics files
-	staleFileSlice := []string{buildErrorFile, rbeMetricsFile, soongMetricsFile, bp2buildMetricsFile, soongBuildMetricsFile}
+	staleFileSlice := []string{buildErrorFile, rbeMetricsFile, soongMetricsFile, bp2buildMetricsFile, soongBuildMetricsFile, bazelMetricsFile}
 	if err := deleteStaleMetrics(staleFileSlice); err != nil {
 		log.Fatalln(err)
 	}
diff --git a/fuzz/fuzz_common.go b/fuzz/fuzz_common.go
index 2a1b404..b470304 100644
--- a/fuzz/fuzz_common.go
+++ b/fuzz/fuzz_common.go
@@ -170,6 +170,27 @@
 	return false
 }
 
+type UsePlatformLibs string
+
+const (
+	unknown_use_platform_libs UsePlatformLibs = "unknown_use_platform_libs"
+	// Use the native libraries on the device, typically in /system directory
+	use_platform_libs = "use_platform_libs"
+	// Do not use any native libraries (ART will not be initialized)
+	use_none = "use_none"
+)
+
+func (use_platform_libs UsePlatformLibs) isValidUsePlatformLibs() bool {
+	switch use_platform_libs {
+	case "",
+		unknown_use_platform_libs,
+		use_platform_libs,
+		use_none:
+		return true
+	}
+	return false
+}
+
 type UserData string
 
 const (
@@ -284,6 +305,10 @@
 		if !config.Automatically_route_to.isValidAutomaticallyRouteTo() {
 			panic(fmt.Errorf("Invalid automatically_route_to in fuzz config in %s", moduleName))
 		}
+
+		if !config.Use_platform_libs.isValidUsePlatformLibs() {
+			panic(fmt.Errorf("Invalid use_platform_libs in fuzz config in %s", moduleName))
+		}
 	}
 	return true
 }
@@ -341,6 +366,8 @@
 	Target_modules []string `json:"target_modules,omitempty"`
 	// Specifies a bug assignee to replace default ISE assignment
 	Triage_assignee string `json:"triage_assignee,omitempty"`
+	// Specifies libs used to initialize ART (java only, 'use_none' for no initialization)
+	Use_platform_libs UsePlatformLibs `json:"use_platform_libs,omitempty"`
 }
 
 type FuzzFrameworks struct {
diff --git a/java/app.go b/java/app.go
index 58580d4..d9272e4 100755
--- a/java/app.go
+++ b/java/app.go
@@ -289,7 +289,13 @@
 	}
 
 	if a.appProperties.Privapp_allowlist != nil && !Bool(a.appProperties.Privileged) {
-		ctx.PropertyErrorf("privapp_allowlist", "privileged must be set in order to use privapp_allowlist")
+		// There are a few uids that are explicitly considered privileged regardless of their
+		// app's location. Bluetooth is one such app. It should arguably be moved to priv-app,
+		// but for now, allow it not to be in priv-app.
+		privilegedBecauseOfUid := ctx.ModuleName() == "Bluetooth"
+		if !privilegedBecauseOfUid {
+			ctx.PropertyErrorf("privapp_allowlist", "privileged must be set in order to use privapp_allowlist (with a few exceptions)")
+		}
 	}
 
 	for _, cert := range a.appProperties.Additional_certificates {
@@ -1396,7 +1402,7 @@
 func (u *usesLibrary) presentOptionalUsesLibs(ctx android.BaseModuleContext) []string {
 	optionalUsesLibs := android.FilterListPred(u.usesLibraryProperties.Optional_uses_libs, func(s string) bool {
 		exists := ctx.OtherModuleExists(s)
-		if !exists {
+		if !exists && !android.InList(ctx.ModuleName(), ctx.Config().BuildWarningBadOptionalUsesLibsAllowlist()) {
 			fmt.Printf("Warning: Module '%s' depends on non-existing optional_uses_libs '%s'\n", ctx.ModuleName(), s)
 		}
 		return exists
diff --git a/java/app_test.go b/java/app_test.go
index 5aed178..cf7d174 100644
--- a/java/app_test.go
+++ b/java/app_test.go
@@ -2644,6 +2644,9 @@
 		prepareForJavaTest,
 		PrepareForTestWithJavaSdkLibraryFiles,
 		FixtureWithLastReleaseApis("runtime-library", "foo", "quuz", "qux", "bar", "fred"),
+		android.FixtureModifyProductVariables(func(variables android.FixtureProductVariables) {
+			variables.BuildWarningBadOptionalUsesLibsAllowlist = []string{"app", "prebuilt"}
+		}),
 	).RunTestWithBp(t, bp)
 
 	app := result.ModuleForTests("app", "android_common")
diff --git a/java/base.go b/java/base.go
index dd02ef8..ed61e12 100644
--- a/java/base.go
+++ b/java/base.go
@@ -79,6 +79,9 @@
 	// list of java libraries that will be compiled into the resulting jar
 	Static_libs []string `android:"arch_variant"`
 
+	// list of java libraries that should not be used to build this module
+	Exclude_static_libs []string `android:"arch_variant"`
+
 	// manifest file to be included in resulting jar
 	Manifest *string `android:"path"`
 
@@ -724,6 +727,8 @@
 	}
 
 	libDeps := ctx.AddVariationDependencies(nil, libTag, j.properties.Libs...)
+
+	j.properties.Static_libs = android.RemoveListFromList(j.properties.Static_libs, j.properties.Exclude_static_libs)
 	ctx.AddVariationDependencies(nil, staticLibTag, j.properties.Static_libs...)
 
 	// Add dependency on libraries that provide additional hidden api annotations.
@@ -1923,22 +1928,22 @@
 
 func (m *Module) getSdkLinkType(ctx android.BaseModuleContext, name string) (ret sdkLinkType, stubs bool) {
 	switch name {
-	case android.SdkCore.JavaLibraryName(ctx.Config()),
-		android.JavaApiLibraryName(ctx.Config(), "legacy.core.platform.api.stubs"),
-		android.JavaApiLibraryName(ctx.Config(), "stable.core.platform.api.stubs"),
+	case android.SdkCore.DefaultJavaLibraryName(),
+		"legacy.core.platform.api.stubs",
+		"stable.core.platform.api.stubs",
 		"stub-annotations", "private-stub-annotations-jar",
-		android.JavaApiLibraryName(ctx.Config(), "core-lambda-stubs"),
+		"core-lambda-stubs",
 		"core-generated-annotation-stubs":
 		return javaCore, true
-	case android.SdkPublic.JavaLibraryName(ctx.Config()):
+	case android.SdkPublic.DefaultJavaLibraryName():
 		return javaSdk, true
-	case android.SdkSystem.JavaLibraryName(ctx.Config()):
+	case android.SdkSystem.DefaultJavaLibraryName():
 		return javaSystem, true
-	case android.SdkModule.JavaLibraryName(ctx.Config()):
+	case android.SdkModule.DefaultJavaLibraryName():
 		return javaModule, true
-	case android.SdkSystemServer.JavaLibraryName(ctx.Config()):
+	case android.SdkSystemServer.DefaultJavaLibraryName():
 		return javaSystemServer, true
-	case android.SdkTest.JavaLibraryName(ctx.Config()):
+	case android.SdkTest.DefaultJavaLibraryName():
 		return javaSystem, true
 	}
 
diff --git a/java/core-libraries/Android.bp b/java/core-libraries/Android.bp
index 958f4ce..eadd9c6 100644
--- a/java/core-libraries/Android.bp
+++ b/java/core-libraries/Android.bp
@@ -33,19 +33,45 @@
     "win_sdk",
 ]
 
-java_library {
-    name: "core.current.stubs",
+java_defaults {
+    name: "core.current.stubs.defaults",
     visibility: ["//visibility:public"],
+    sdk_version: "none",
+    system_modules: "none",
+    dist: {
+        targets: dist_targets,
+    },
+}
+
+java_library {
+    name: "core.current.stubs.from-source",
+    defaults: [
+        "core.current.stubs.defaults",
+    ],
     static_libs: [
         "art.module.public.api.stubs",
         "conscrypt.module.public.api.stubs",
         "i18n.module.public.api.stubs",
     ],
-    sdk_version: "none",
-    system_modules: "none",
+}
 
-    dist: {
-        targets: dist_targets,
+java_library {
+    name: "core.current.stubs",
+    defaults: [
+        "core.current.stubs.defaults",
+    ],
+    static_libs: [
+        "core.current.stubs.from-source",
+    ],
+    product_variables: {
+        build_from_text_stub: {
+            static_libs: [
+                "core.current.stubs.from-text",
+            ],
+            exclude_static_libs: [
+                "core.current.stubs.from-source",
+            ],
+        },
     },
 }
 
@@ -199,18 +225,46 @@
 // API annotations are available to the dex tools that enable enforcement of runtime
 // accessibility. b/119068555
 java_library {
-    name: "legacy.core.platform.api.stubs",
+    name: "legacy.core.platform.api.stubs.from-source",
     visibility: core_platform_visibility,
-    hostdex: true,
-    compile_dex: true,
-
-    sdk_version: "none",
-    system_modules: "none",
+    defaults: [
+        "core.platform.api.stubs.defaults",
+    ],
     static_libs: [
         "art.module.public.api.stubs.module_lib",
         "conscrypt.module.platform.api.stubs",
         "legacy.i18n.module.platform.api.stubs",
     ],
+}
+
+java_library {
+    name: "legacy.core.platform.api.stubs",
+    visibility: core_platform_visibility,
+    defaults: [
+        "core.platform.api.stubs.defaults",
+    ],
+    static_libs: [
+        "legacy.core.platform.api.stubs.from-source",
+    ],
+    product_variables: {
+        build_from_text_stub: {
+            static_libs: [
+                "stable.core.platform.api.stubs.from-text",
+            ],
+            exclude_static_libs: [
+                "stable.core.platform.api.stubs.from-source",
+            ],
+        },
+    },
+}
+
+java_defaults {
+    name: "core.platform.api.stubs.defaults",
+    hostdex: true,
+    compile_dex: true,
+
+    sdk_version: "none",
+    system_modules: "none",
     patch_module: "java.base",
 }
 
@@ -233,20 +287,38 @@
 }
 
 java_library {
-    name: "stable.core.platform.api.stubs",
+    name: "stable.core.platform.api.stubs.from-source",
     visibility: core_platform_visibility,
-    hostdex: true,
-    compile_dex: true,
-
-    sdk_version: "none",
-    system_modules: "none",
+    defaults: [
+        "core.platform.api.stubs.defaults",
+    ],
     static_libs: [
         "art.module.public.api.stubs.module_lib",
         // conscrypt only has a stable version, so it is okay to depend on it here:
         "conscrypt.module.platform.api.stubs",
         "stable.i18n.module.platform.api.stubs",
     ],
-    patch_module: "java.base",
+}
+
+java_library {
+    name: "stable.core.platform.api.stubs",
+    visibility: core_platform_visibility,
+    defaults: [
+        "core.platform.api.stubs.defaults",
+    ],
+    static_libs: [
+        "stable.core.platform.api.stubs.from-source",
+    ],
+    product_variables: {
+        build_from_text_stub: {
+            static_libs: [
+                "stable.core.platform.api.stubs.from-text",
+            ],
+            exclude_static_libs: [
+                "stable.core.platform.api.stubs.from-source",
+            ],
+        },
+    },
 }
 
 // Same as stable.core.platform.api.stubs, but android annotations are
diff --git a/java/fuzz.go b/java/fuzz.go
index 5dfaacf..b3c2fd4 100644
--- a/java/fuzz.go
+++ b/java/fuzz.go
@@ -30,8 +30,12 @@
 const (
 	hostString   = "host"
 	targetString = "target"
+	deviceString = "device"
 )
 
+// Any shared libs for these deps will also be packaged
+var artDeps = []string{"libdl_android"}
+
 func init() {
 	RegisterJavaFuzzBuildComponents(android.InitRegistrationContext)
 }
@@ -78,7 +82,18 @@
 }
 
 func (j *JavaFuzzTest) DepsMutator(ctx android.BottomUpMutatorContext) {
+	if j.Os().Class.String() == deviceString {
+		j.testProperties.Jni_libs = append(j.testProperties.Jni_libs, artDeps...)
+	}
+
 	if len(j.testProperties.Jni_libs) > 0 {
+		if j.fuzzPackagedModule.FuzzProperties.Fuzz_config == nil {
+			config := &fuzz.FuzzConfig{}
+			j.fuzzPackagedModule.FuzzProperties.Fuzz_config = config
+		}
+		// this will be used by the ingestion pipeline to determine the version
+		// of jazzer to add to the fuzzer package
+		j.fuzzPackagedModule.FuzzProperties.Fuzz_config.IsJni = proptools.BoolPtr(true)
 		for _, target := range ctx.MultiTargets() {
 			sharedLibVariations := append(target.Variations(), blueprint.Variation{Mutator: "link", Variation: "shared"})
 			ctx.AddFarVariationDependencies(sharedLibVariations, jniLibTag, j.testProperties.Jni_libs...)
diff --git a/java/hiddenapi_modular.go b/java/hiddenapi_modular.go
index e54275b..da9c997 100644
--- a/java/hiddenapi_modular.go
+++ b/java/hiddenapi_modular.go
@@ -236,12 +236,12 @@
 		testStubModules = append(testStubModules, "sdk_test_current_android")
 	} else {
 		// Use stub modules built from source
-		publicStubModules = append(publicStubModules, android.SdkPublic.JavaLibraryName(config))
-		systemStubModules = append(systemStubModules, android.SdkSystem.JavaLibraryName(config))
-		testStubModules = append(testStubModules, android.SdkTest.JavaLibraryName(config))
+		publicStubModules = append(publicStubModules, android.SdkPublic.DefaultJavaLibraryName())
+		systemStubModules = append(systemStubModules, android.SdkSystem.DefaultJavaLibraryName())
+		testStubModules = append(testStubModules, android.SdkTest.DefaultJavaLibraryName())
 	}
 	// We do not have prebuilts of the core platform api yet
-	corePlatformStubModules = append(corePlatformStubModules, android.JavaApiLibraryName(config, "legacy.core.platform.api.stubs"))
+	corePlatformStubModules = append(corePlatformStubModules, "legacy.core.platform.api.stubs")
 
 	// Allow products to define their own stubs for custom product jars that apps can use.
 	publicStubModules = append(publicStubModules, config.ProductHiddenAPIStubs()...)
diff --git a/java/java.go b/java/java.go
index 4f7b401..a8793fe 100644
--- a/java/java.go
+++ b/java/java.go
@@ -2813,6 +2813,14 @@
 	hasKotlin bool
 }
 
+// Replaces //a/b/my_xsd_config with //a/b/my_xsd_config-java
+func xsdConfigJavaTarget(ctx android.BazelConversionPathContext, mod blueprint.Module) string {
+	callback := func(xsd android.XsdConfigBp2buildTargets) string {
+		return xsd.JavaBp2buildTargetName()
+	}
+	return android.XsdConfigBp2buildTarget(ctx, mod, callback)
+}
+
 // convertLibraryAttrsBp2Build returns a javaCommonAttributes struct with
 // converted attributes shared across java_* modules and a bp2BuildJavaInfo struct
 // which has other non-attribute information needed for bp2build conversion
@@ -2827,8 +2835,15 @@
 	for axis, configToProps := range archVariantProps {
 		for config, _props := range configToProps {
 			if archProps, ok := _props.(*CommonProperties); ok {
-				archSrcs := android.BazelLabelForModuleSrcExcludes(ctx, archProps.Srcs, archProps.Exclude_srcs)
+				srcsNonXsd, srcsXsd := android.PartitionXsdSrcs(ctx, archProps.Srcs)
+				excludeSrcsNonXsd, _ := android.PartitionXsdSrcs(ctx, archProps.Exclude_srcs)
+				archSrcs := android.BazelLabelForModuleSrcExcludes(ctx, srcsNonXsd, excludeSrcsNonXsd)
 				srcs.SetSelectValue(axis, config, archSrcs)
+
+				// Add to static deps
+				xsdJavaConfigLibraryLabels := android.BazelLabelForModuleDepsWithFn(ctx, srcsXsd, xsdConfigJavaTarget)
+				staticDeps.Append(xsdJavaConfigLibraryLabels)
+
 			}
 		}
 	}
diff --git a/java/java_test.go b/java/java_test.go
index cd5c343..561b187 100644
--- a/java/java_test.go
+++ b/java/java_test.go
@@ -2322,3 +2322,34 @@
 		t.Errorf("Expected args[\"extraTestRunnerConfigs\"] to equal %q, was %q", expected, args["extraTestRunnerConfigs"])
 	}
 }
+
+func TestJavaExcludeStaticLib(t *testing.T) {
+	ctx, _ := testJava(t, `
+	java_library {
+		name: "bar",
+	}
+	java_library {
+		name: "foo",
+	}
+	java_library {
+		name: "baz",
+		static_libs: [
+			"foo",
+			"bar",
+		],
+		exclude_static_libs: [
+			"bar",
+		],
+	}
+	`)
+
+	// "bar" not included as dependency of "baz"
+	CheckModuleDependencies(t, ctx, "baz", "android_common", []string{
+		`core-lambda-stubs`,
+		`ext`,
+		`foo`,
+		`framework`,
+		`stable-core-platform-api-stubs-system-modules`,
+		`stable.core.platform.api.stubs`,
+	})
+}
diff --git a/java/platform_compat_config.go b/java/platform_compat_config.go
index 2197304..1248275 100644
--- a/java/platform_compat_config.go
+++ b/java/platform_compat_config.go
@@ -19,7 +19,10 @@
 	"path/filepath"
 
 	"android/soong/android"
+	"android/soong/bazel"
+
 	"github.com/google/blueprint"
+	"github.com/google/blueprint/proptools"
 )
 
 func init() {
@@ -54,6 +57,7 @@
 
 type platformCompatConfig struct {
 	android.ModuleBase
+	android.BazelModuleBase
 
 	properties     platformCompatConfigProperties
 	installDirPath android.InstallPath
@@ -122,10 +126,29 @@
 	}}
 }
 
+type bazelPlatformCompatConfigAttributes struct {
+	Src bazel.LabelAttribute
+}
+
+func (p *platformCompatConfig) ConvertWithBp2build(ctx android.TopDownMutatorContext) {
+	props := bazel.BazelTargetModuleProperties{
+		Rule_class:        "platform_compat_config",
+		Bzl_load_location: "//build/bazel/rules/java:platform_compat_config.bzl",
+	}
+	attr := &bazelPlatformCompatConfigAttributes{
+		Src: *bazel.MakeLabelAttribute(
+			android.BazelLabelForModuleSrcSingle(ctx, proptools.String(p.properties.Src)).Label),
+	}
+	ctx.CreateBazelTargetModule(props, android.CommonAttributes{
+		Name: p.Name(),
+	}, attr)
+}
+
 func PlatformCompatConfigFactory() android.Module {
 	module := &platformCompatConfig{}
 	module.AddProperties(&module.properties)
 	android.InitAndroidArchModule(module, android.DeviceSupported, android.MultilibCommon)
+	android.InitBazelModule(module)
 	return module
 }
 
diff --git a/java/sdk.go b/java/sdk.go
index 7fa604f..7699aab 100644
--- a/java/sdk.go
+++ b/java/sdk.go
@@ -151,7 +151,7 @@
 		systemModules := android.JavaApiLibraryName(ctx.Config(), fmt.Sprintf("core-%s-stubs-system-modules", systemModulesKind))
 		return sdkDep{
 			useModule:          true,
-			bootclasspath:      []string{module, android.JavaApiLibraryName(ctx.Config(), config.DefaultLambdaStubsLibrary)},
+			bootclasspath:      []string{module, config.DefaultLambdaStubsLibrary},
 			systemModules:      systemModules,
 			java9Classpath:     []string{module},
 			frameworkResModule: "framework-res",
@@ -193,20 +193,20 @@
 			noFrameworksLibs: true,
 		}
 	case android.SdkPublic, android.SdkSystem, android.SdkTest:
-		return toModule(sdkVersion.Kind.JavaLibraryName(ctx.Config()), sdkFrameworkAidlPath(ctx))
+		return toModule(sdkVersion.Kind.DefaultJavaLibraryName(), sdkFrameworkAidlPath(ctx))
 	case android.SdkCore:
 		return sdkDep{
 			useModule:        true,
-			bootclasspath:    []string{android.SdkCore.JavaLibraryName(ctx.Config()), android.JavaApiLibraryName(ctx.Config(), config.DefaultLambdaStubsLibrary)},
+			bootclasspath:    []string{android.SdkCore.DefaultJavaLibraryName(), config.DefaultLambdaStubsLibrary},
 			systemModules:    android.JavaApiLibraryName(ctx.Config(), "core-public-stubs-system-modules"),
 			noFrameworksLibs: true,
 		}
 	case android.SdkModule:
 		// TODO(146757305): provide .apk and .aidl that have more APIs for modules
-		return toModule(sdkVersion.Kind.JavaLibraryName(ctx.Config()), nonUpdatableFrameworkAidlPath(ctx))
+		return toModule(sdkVersion.Kind.DefaultJavaLibraryName(), nonUpdatableFrameworkAidlPath(ctx))
 	case android.SdkSystemServer:
 		// TODO(146757305): provide .apk and .aidl that have more APIs for modules
-		return toModule(sdkVersion.Kind.JavaLibraryName(ctx.Config()), sdkFrameworkAidlPath(ctx))
+		return toModule(sdkVersion.Kind.DefaultJavaLibraryName(), sdkFrameworkAidlPath(ctx))
 	default:
 		panic(fmt.Errorf("invalid sdk %q", sdkVersion.Raw))
 	}
@@ -269,9 +269,9 @@
 // Create framework.aidl by extracting anything that implements android.os.Parcelable from the SDK stubs modules.
 func createSdkFrameworkAidl(ctx android.SingletonContext) {
 	stubsModules := []string{
-		android.SdkPublic.JavaLibraryName(ctx.Config()),
-		android.SdkTest.JavaLibraryName(ctx.Config()),
-		android.SdkSystem.JavaLibraryName(ctx.Config()),
+		android.SdkPublic.DefaultJavaLibraryName(),
+		android.SdkTest.DefaultJavaLibraryName(),
+		android.SdkSystem.DefaultJavaLibraryName(),
 	}
 
 	combinedAidl := sdkFrameworkAidlPath(ctx)
@@ -286,7 +286,7 @@
 
 // Creates a version of framework.aidl for the non-updatable part of the platform.
 func createNonUpdatableFrameworkAidl(ctx android.SingletonContext) {
-	stubsModules := []string{android.SdkModule.JavaLibraryName(ctx.Config())}
+	stubsModules := []string{android.SdkModule.DefaultJavaLibraryName()}
 
 	combinedAidl := nonUpdatableFrameworkAidlPath(ctx)
 	tempPath := tempPathForRestat(ctx, combinedAidl)
diff --git a/shared/env.go b/shared/env.go
index b7d3baf..75190cc 100644
--- a/shared/env.go
+++ b/shared/env.go
@@ -55,20 +55,23 @@
 	return data, nil
 }
 
-// Reads and deserializes a Soong environment file located at the given file path to determine its
-// staleness. If any environment variable values have changed, it prints them out and returns true.
+// Reads and deserializes a Soong environment file located at the given file
+// path to determine its staleness. If any environment variable values have
+// changed, it prints and returns changed environment variable values and
+// returns true.
 // Failing to read or parse the file also causes it to return true.
-func StaleEnvFile(filepath string, getenv func(string) string) (bool, error) {
+func StaleEnvFile(filepath string, getenv func(string) string) (isStale bool,
+	changedEnvironmentVariable []string, err error) {
 	data, err := ioutil.ReadFile(filepath)
 	if err != nil {
-		return true, err
+		return true, nil, err
 	}
 
 	var contents envFileData
 
 	err = json.Unmarshal(data, &contents)
 	if err != nil {
-		return true, err
+		return true, nil, err
 	}
 
 	var changed []string
@@ -78,6 +81,7 @@
 		cur := getenv(key)
 		if old != cur {
 			changed = append(changed, fmt.Sprintf("%s (%q -> %q)", key, old, cur))
+			changedEnvironmentVariable = append(changedEnvironmentVariable, key)
 		}
 	}
 
@@ -86,10 +90,10 @@
 		for _, s := range changed {
 			fmt.Printf("   %s\n", s)
 		}
-		return true, nil
+		return true, changedEnvironmentVariable, nil
 	}
 
-	return false, nil
+	return false, nil, nil
 }
 
 // Deserializes and environment serialized by EnvFileContents() and returns it
diff --git a/tests/apex_comparison_tests.sh b/tests/apex_comparison_tests.sh
index e350323..8893060 100755
--- a/tests/apex_comparison_tests.sh
+++ b/tests/apex_comparison_tests.sh
@@ -29,7 +29,7 @@
 # Test Setup
 ############
 
-OUTPUT_DIR="$(mktemp -d tmp.XXXXXX)"
+OUTPUT_DIR="$(mktemp -d $(pwd)/tmp.XXXXXX)"
 SOONG_OUTPUT_DIR="$OUTPUT_DIR/soong"
 BAZEL_OUTPUT_DIR="$OUTPUT_DIR/bazel"
 
@@ -45,6 +45,12 @@
   call_bazel clean
   rm -rf "${OUTPUT_DIR}"
 }
+
+function deapexer() {
+  DEBUGFS_PATH="$(realpath $(call_bazel cquery --config=bp2build --config=linux_x86_64 --config=ci --output=files //external/e2fsprogs/debugfs))"
+  call_bazel run --config=bp2build //system/apex/tools:deapexer -- --debugfs_path=$DEBUGFS_PATH $@
+}
+
 trap cleanup EXIT
 
 ###########
@@ -72,10 +78,7 @@
 BAZEL_MINIMAL="$(realpath $(call_bazel cquery --config=bp2build --config=android --config=ci --output=files //build/bazel/examples/apex/minimal:build.bazel.examples.apex.minimal))"
 
 # # Build debugfs separately, as it's not a dep of apexer, but needs to be an explicit arg.
-call_bazel build --config=bp2build --config=linux_x86_64 //external/e2fsprogs/debugfs //system/apex/tools:deapexer
-DEBUGFS_PATH="$(realpath $(call_bazel cquery --config=bp2build --config=linux_x86_64 --config=ci --output=files //external/e2fsprogs/debugfs))"
-DEAPEXER="bazel-bin/system/apex/tools/deapexer"
-DEAPEXER="$DEAPEXER --debugfs_path=$DEBUGFS_PATH"
+call_bazel build --config=bp2build --config=linux_x86_64 //external/e2fsprogs/debugfs
 
 #######
 # Tests
@@ -91,8 +94,8 @@
   local SOONG_LIST="$OUTPUT_DIR/soong.list"
   local BAZEL_LIST="$OUTPUT_DIR/bazel.list"
 
-  $DEAPEXER list "$SOONG_APEX" > "$SOONG_LIST"
-  $DEAPEXER list "$BAZEL_APEX" > "$BAZEL_LIST"
+  deapexer list "$SOONG_APEX" > "$SOONG_LIST"
+  deapexer list "$BAZEL_APEX" > "$BAZEL_LIST"
 
   if cmp -s "$SOONG_LIST" "$BAZEL_LIST"
   then
diff --git a/tests/dcla_apex_comparison_test.sh b/tests/dcla_apex_comparison_test.sh
index 667dde0..e3c189f 100755
--- a/tests/dcla_apex_comparison_test.sh
+++ b/tests/dcla_apex_comparison_test.sh
@@ -55,6 +55,8 @@
   libc++.so
   libcrypto.so
   libcutils.so
+  libstagefright_flacdec.so
+  libutils.so
 )
 
 if [[ -z ${OUT_DIR+x} ]]; then
diff --git a/tests/run_integration_tests.sh b/tests/run_integration_tests.sh
index db14bd4..c77b903 100755
--- a/tests/run_integration_tests.sh
+++ b/tests/run_integration_tests.sh
@@ -22,3 +22,6 @@
 "$TOP/build/soong/tests/apex_cc_module_arch_variant_tests.sh" "aosp_cf_arm64_phone" "armv8-a" "cortex-a53"
 
 "$TOP/build/soong/tests/sbom_test.sh"
+
+"$TOP/build/bazel/ci/b_test.sh"
+
diff --git a/ui/build/cleanbuild.go b/ui/build/cleanbuild.go
index ee53327..41cb5ab 100644
--- a/ui/build/cleanbuild.go
+++ b/ui/build/cleanbuild.go
@@ -135,6 +135,7 @@
 		productOut("obj/NOTICE_FILES"),
 		productOut("obj/PACKAGING"),
 		productOut("ramdisk"),
+		productOut("ramdisk_16k"),
 		productOut("debug_ramdisk"),
 		productOut("vendor_ramdisk"),
 		productOut("vendor_debug_ramdisk"),
diff --git a/ui/build/config.go b/ui/build/config.go
index 711774a..bc0ab33 100644
--- a/ui/build/config.go
+++ b/ui/build/config.go
@@ -15,7 +15,9 @@
 package build
 
 import (
+	"context"
 	"encoding/json"
+	"errors"
 	"fmt"
 	"io/ioutil"
 	"math/rand"
@@ -38,6 +40,9 @@
 const (
 	envConfigDir = "vendor/google/tools/soong_config"
 	jsonSuffix   = "json"
+
+	configFetcher         = "vendor/google/tools/soong/expconfigfetcher"
+	envConfigFetchTimeout = 10 * time.Second
 )
 
 var (
@@ -136,6 +141,9 @@
 	EXTERNAL_FILE
 	// ninja uses a prioritized module list from Soong
 	HINT_FROM_SOONG
+	// If ninja log exists, use NINJA_LOG, if not, use HINT_FROM_SOONG instead.
+	// We can assume it is an incremental build if ninja log exists.
+	DEFAULT
 )
 const srcDirFileCheck = "build/soong/root.bp"
 
@@ -166,6 +174,87 @@
 	}
 }
 
+// fetchEnvConfig optionally fetches a configuration file that can then subsequently be
+// loaded into Soong environment to control certain aspects of build behavior (e.g., enabling RBE).
+// If a configuration file already exists on disk, the fetch is run in the background
+// so as to NOT block the rest of the build execution.
+func fetchEnvConfig(ctx Context, config *configImpl, envConfigName string) error {
+	configName := envConfigName + "." + jsonSuffix
+	expConfigFetcher := &smpb.ExpConfigFetcher{Filename: &configName}
+	defer func() {
+		ctx.Metrics.ExpConfigFetcher(expConfigFetcher)
+	}()
+	if !config.GoogleProdCredsExist() {
+		status := smpb.ExpConfigFetcher_MISSING_GCERT
+		expConfigFetcher.Status = &status
+		return nil
+	}
+
+	s, err := os.Stat(configFetcher)
+	if err != nil {
+		if os.IsNotExist(err) {
+			return nil
+		}
+		return err
+	}
+	if s.Mode()&0111 == 0 {
+		status := smpb.ExpConfigFetcher_ERROR
+		expConfigFetcher.Status = &status
+		return fmt.Errorf("configuration fetcher binary %v is not executable: %v", configFetcher, s.Mode())
+	}
+
+	configExists := false
+	outConfigFilePath := filepath.Join(config.OutDir(), configName)
+	if _, err := os.Stat(outConfigFilePath); err == nil {
+		configExists = true
+	}
+
+	tCtx, cancel := context.WithTimeout(ctx, envConfigFetchTimeout)
+	fetchStart := time.Now()
+	cmd := exec.CommandContext(tCtx, configFetcher, "-output_config_dir", config.OutDir(),
+		"-output_config_name", configName)
+	if err := cmd.Start(); err != nil {
+		status := smpb.ExpConfigFetcher_ERROR
+		expConfigFetcher.Status = &status
+		return err
+	}
+
+	fetchCfg := func() error {
+		if err := cmd.Wait(); err != nil {
+			status := smpb.ExpConfigFetcher_ERROR
+			expConfigFetcher.Status = &status
+			return err
+		}
+		fetchEnd := time.Now()
+		expConfigFetcher.Micros = proto.Uint64(uint64(fetchEnd.Sub(fetchStart).Microseconds()))
+		expConfigFetcher.Filename = proto.String(outConfigFilePath)
+
+		if _, err := os.Stat(outConfigFilePath); err != nil {
+			status := smpb.ExpConfigFetcher_NO_CONFIG
+			expConfigFetcher.Status = &status
+			return err
+		}
+		status := smpb.ExpConfigFetcher_CONFIG
+		expConfigFetcher.Status = &status
+		return nil
+	}
+
+	// If a config file does not exist, wait for the config file to be fetched. Otherwise
+	// fetch the config file in the background and return immediately.
+	if !configExists {
+		defer cancel()
+		return fetchCfg()
+	}
+
+	go func() {
+		defer cancel()
+		if err := fetchCfg(); err != nil {
+			ctx.Verbosef("Failed to fetch config file %v: %v\n", configName, err)
+		}
+	}()
+	return nil
+}
+
 func loadEnvConfig(ctx Context, config *configImpl, bc string) error {
 	if bc == "" {
 		return nil
@@ -233,7 +322,7 @@
 	ret := &configImpl{
 		environ:               OsEnvironment(),
 		sandboxConfig:         &SandboxConfig{},
-		ninjaWeightListSource: NINJA_LOG,
+		ninjaWeightListSource: DEFAULT,
 	}
 
 	// Default matching ninja
@@ -244,8 +333,21 @@
 	ret.parseArgs(ctx, args)
 
 	if ret.ninjaWeightListSource == HINT_FROM_SOONG {
-		ret.environ.Set("SOONG_GENERATES_NINJA_HINT", "true")
+		ret.environ.Set("SOONG_GENERATES_NINJA_HINT", "always")
+	} else if ret.ninjaWeightListSource == DEFAULT {
+		defaultNinjaWeightListSource := NINJA_LOG
+		if _, err := os.Stat(filepath.Join(ret.OutDir(), ninjaLogFileName)); errors.Is(err, os.ErrNotExist) {
+			ctx.Verboseln("$OUT/.ninja_log doesn't exist, use HINT_FROM_SOONG instead")
+			defaultNinjaWeightListSource = HINT_FROM_SOONG
+		} else {
+			ctx.Verboseln("$OUT/.ninja_log exist, use NINJA_LOG")
+		}
+		ret.ninjaWeightListSource = defaultNinjaWeightListSource
+		// soong_build generates ninja hint depending on ninja log existence.
+		// Set it "depend" to avoid soong re-run due to env variable change.
+		ret.environ.Set("SOONG_GENERATES_NINJA_HINT", "depend")
 	}
+
 	// Make sure OUT_DIR is set appropriately
 	if outDir, ok := ret.environ.Get("OUT_DIR"); ok {
 		ret.environ.Set("OUT_DIR", filepath.Clean(outDir))
@@ -266,6 +368,9 @@
 	bc := os.Getenv("ANDROID_BUILD_ENVIRONMENT_CONFIG")
 
 	if bc != "" {
+		if err := fetchEnvConfig(ctx, ret, bc); err != nil {
+			ctx.Verbosef("Failed to fetch config file: %v\n", err)
+		}
 		if err := loadEnvConfig(ctx, ret, bc); err != nil {
 			ctx.Fatalln("Failed to parse env config files: %v", err)
 		}
diff --git a/ui/build/paths/config.go b/ui/build/paths/config.go
index b3092ea..b3e871f 100644
--- a/ui/build/paths/config.go
+++ b/ui/build/paths/config.go
@@ -86,27 +86,29 @@
 // This list specifies whether a particular binary from $PATH is allowed to be
 // run during the build. For more documentation, see path_interposer.go .
 var Configuration = map[string]PathConfig{
-	"bash":    Allowed,
-	"dd":      Allowed,
-	"diff":    Allowed,
-	"dlv":     Allowed,
-	"expr":    Allowed,
-	"fuser":   Allowed,
-	"getopt":  Allowed,
-	"git":     Allowed,
-	"hexdump": Allowed,
-	"jar":     Allowed,
-	"java":    Allowed,
-	"javap":   Allowed,
-	"lsof":    Allowed,
-	"openssl": Allowed,
-	"pstree":  Allowed,
-	"rsync":   Allowed,
-	"sh":      Allowed,
-	"stubby":  Allowed,
-	"tr":      Allowed,
-	"unzip":   Allowed,
-	"zip":     Allowed,
+	"bash":           Allowed,
+	"dd":             Allowed,
+	"diff":           Allowed,
+	"dlv":            Allowed,
+	"expr":           Allowed,
+	"fuser":          Allowed,
+	"gcert":          Allowed,
+	"getopt":         Allowed,
+	"git":            Allowed,
+	"hexdump":        Allowed,
+	"jar":            Allowed,
+	"java":           Allowed,
+	"javap":          Allowed,
+	"lsof":           Allowed,
+	"openssl":        Allowed,
+	"prodcertstatus": Allowed,
+	"pstree":         Allowed,
+	"rsync":          Allowed,
+	"sh":             Allowed,
+	"stubby":         Allowed,
+	"tr":             Allowed,
+	"unzip":          Allowed,
+	"zip":            Allowed,
 
 	// Host toolchain is removed. In-tree toolchain should be used instead.
 	// GCC also can't find cc1 with this implementation.
diff --git a/ui/build/soong.go b/ui/build/soong.go
index 986ec70..b14208e 100644
--- a/ui/build/soong.go
+++ b/ui/build/soong.go
@@ -451,13 +451,17 @@
 	_ = bootstrap.RunBlueprint(blueprintArgs, bootstrap.DoEverything, blueprintCtx, blueprintConfig)
 }
 
-func checkEnvironmentFile(currentEnv *Environment, envFile string) {
+func checkEnvironmentFile(ctx Context, currentEnv *Environment, envFile string) {
 	getenv := func(k string) string {
 		v, _ := currentEnv.Get(k)
 		return v
 	}
 
-	if stale, _ := shared.StaleEnvFile(envFile, getenv); stale {
+	// Log the changed environment variables to ChangedEnvironmentVariable field
+	if stale, changedEnvironmentVariableList, _ := shared.StaleEnvFile(envFile, getenv); stale {
+		for _, changedEnvironmentVariable := range changedEnvironmentVariableList {
+			ctx.Metrics.AddChangedEnvironmentVariable(changedEnvironmentVariable)
+		}
 		os.Remove(envFile)
 	}
 }
@@ -502,26 +506,26 @@
 		ctx.BeginTrace(metrics.RunSoong, "environment check")
 		defer ctx.EndTrace()
 
-		checkEnvironmentFile(soongBuildEnv, config.UsedEnvFile(soongBuildTag))
+		checkEnvironmentFile(ctx, soongBuildEnv, config.UsedEnvFile(soongBuildTag))
 
 		if config.BazelBuildEnabled() || config.Bp2Build() {
-			checkEnvironmentFile(soongBuildEnv, config.UsedEnvFile(bp2buildFilesTag))
+			checkEnvironmentFile(ctx, soongBuildEnv, config.UsedEnvFile(bp2buildFilesTag))
 		}
 
 		if config.JsonModuleGraph() {
-			checkEnvironmentFile(soongBuildEnv, config.UsedEnvFile(jsonModuleGraphTag))
+			checkEnvironmentFile(ctx, soongBuildEnv, config.UsedEnvFile(jsonModuleGraphTag))
 		}
 
 		if config.Queryview() {
-			checkEnvironmentFile(soongBuildEnv, config.UsedEnvFile(queryviewTag))
+			checkEnvironmentFile(ctx, soongBuildEnv, config.UsedEnvFile(queryviewTag))
 		}
 
 		if config.ApiBp2build() {
-			checkEnvironmentFile(soongBuildEnv, config.UsedEnvFile(apiBp2buildTag))
+			checkEnvironmentFile(ctx, soongBuildEnv, config.UsedEnvFile(apiBp2buildTag))
 		}
 
 		if config.SoongDocs() {
-			checkEnvironmentFile(soongBuildEnv, config.UsedEnvFile(soongDocsTag))
+			checkEnvironmentFile(ctx, soongBuildEnv, config.UsedEnvFile(soongDocsTag))
 		}
 	}()
 
diff --git a/ui/metrics/BUILD.bazel b/ui/metrics/BUILD.bazel
index 2dc1ab6..ca39c59 100644
--- a/ui/metrics/BUILD.bazel
+++ b/ui/metrics/BUILD.bazel
@@ -23,6 +23,7 @@
 proto_library(
     name = "metrics-proto",
     srcs = [
+        "bazel_metrics_proto/bazel_metrics.proto",
         "bp2build_metrics_proto/bp2build_metrics.proto",
         "metrics_proto/metrics.proto",
     ],
diff --git a/ui/metrics/metrics.go b/ui/metrics/metrics.go
index a282e20..6d60316 100644
--- a/ui/metrics/metrics.go
+++ b/ui/metrics/metrics.go
@@ -248,6 +248,13 @@
 	m.metrics.BuildCommand = proto.String(strings.Join(cmd, " "))
 }
 
+// AddChangedEnvironmentVariable adds the changed environment variable to
+// ChangedEnvironmentVariable field.
+func (m *Metrics) AddChangedEnvironmentVariable(ChangedEnvironmentVariable string) {
+	m.metrics.ChangedEnvironmentVariable = append(m.metrics.ChangedEnvironmentVariable,
+		ChangedEnvironmentVariable)
+}
+
 // Dump exports the collected metrics from the executed build to the file at
 // out path.
 func (m *Metrics) Dump(out string) error {
diff --git a/ui/metrics/metrics_proto/metrics.pb.go b/ui/metrics/metrics_proto/metrics.pb.go
index 32d4dc0..f3e677a 100644
--- a/ui/metrics/metrics_proto/metrics.pb.go
+++ b/ui/metrics/metrics_proto/metrics.pb.go
@@ -15,7 +15,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.30.0
-// 	protoc        v3.21.7
+// 	protoc        v3.21.12
 // source: metrics.proto
 
 package metrics_proto
@@ -420,6 +420,11 @@
 	Branch *string `protobuf:"bytes,32,opt,name=branch" json:"branch,omitempty"`
 	// The metric of critical path in build
 	CriticalPathInfo *CriticalPathInfo `protobuf:"bytes,33,opt,name=critical_path_info,json=criticalPathInfo" json:"critical_path_info,omitempty"`
+	// Environment variables that have changed value since the previous build,
+	// which were responsible for retriggering build analysis.
+	// Note that not all changed environment variables result in analysis retriggering.
+	// If there was no previous build, this list will be empty.
+	ChangedEnvironmentVariable []string `protobuf:"bytes,34,rep,name=changed_environment_variable,json=changedEnvironmentVariable" json:"changed_environment_variable,omitempty"`
 }
 
 // Default values for MetricsBase fields.
@@ -694,6 +699,13 @@
 	return nil
 }
 
+func (x *MetricsBase) GetChangedEnvironmentVariable() []string {
+	if x != nil {
+		return x.ChangedEnvironmentVariable
+	}
+	return nil
+}
+
 type BuildConfig struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1659,7 +1671,7 @@
 var file_metrics_proto_rawDesc = []byte{
 	0x0a, 0x0d, 0x6d, 0x65, 0x74, 0x72, 0x69, 0x63, 0x73, 0x2e, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x12,
 	0x13, 0x73, 0x6f, 0x6f, 0x6e, 0x67, 0x5f, 0x62, 0x75, 0x69, 0x6c, 0x64, 0x5f, 0x6d, 0x65, 0x74,
-	0x72, 0x69, 0x63, 0x73, 0x22, 0x8a, 0x0f, 0x0a, 0x0b, 0x4d, 0x65, 0x74, 0x72, 0x69, 0x63, 0x73,
+	0x72, 0x69, 0x63, 0x73, 0x22, 0xcc, 0x0f, 0x0a, 0x0b, 0x4d, 0x65, 0x74, 0x72, 0x69, 0x63, 0x73,
 	0x42, 0x61, 0x73, 0x65, 0x12, 0x30, 0x0a, 0x14, 0x62, 0x75, 0x69, 0x6c, 0x64, 0x5f, 0x64, 0x61,
 	0x74, 0x65, 0x5f, 0x74, 0x69, 0x6d, 0x65, 0x73, 0x74, 0x61, 0x6d, 0x70, 0x18, 0x01, 0x20, 0x01,
 	0x28, 0x03, 0x52, 0x12, 0x62, 0x75, 0x69, 0x6c, 0x64, 0x44, 0x61, 0x74, 0x65, 0x54, 0x69, 0x6d,
@@ -1773,199 +1785,203 @@
 	0x5f, 0x62, 0x75, 0x69, 0x6c, 0x64, 0x5f, 0x6d, 0x65, 0x74, 0x72, 0x69, 0x63, 0x73, 0x2e, 0x43,
 	0x72, 0x69, 0x74, 0x69, 0x63, 0x61, 0x6c, 0x50, 0x61, 0x74, 0x68, 0x49, 0x6e, 0x66, 0x6f, 0x52,
 	0x10, 0x63, 0x72, 0x69, 0x74, 0x69, 0x63, 0x61, 0x6c, 0x50, 0x61, 0x74, 0x68, 0x49, 0x6e, 0x66,
-	0x6f, 0x22, 0x30, 0x0a, 0x0c, 0x42, 0x75, 0x69, 0x6c, 0x64, 0x56, 0x61, 0x72, 0x69, 0x61, 0x6e,
-	0x74, 0x12, 0x08, 0x0a, 0x04, 0x55, 0x53, 0x45, 0x52, 0x10, 0x00, 0x12, 0x0d, 0x0a, 0x09, 0x55,
-	0x53, 0x45, 0x52, 0x44, 0x45, 0x42, 0x55, 0x47, 0x10, 0x01, 0x12, 0x07, 0x0a, 0x03, 0x45, 0x4e,
-	0x47, 0x10, 0x02, 0x22, 0x3c, 0x0a, 0x04, 0x41, 0x72, 0x63, 0x68, 0x12, 0x0b, 0x0a, 0x07, 0x55,
-	0x4e, 0x4b, 0x4e, 0x4f, 0x57, 0x4e, 0x10, 0x00, 0x12, 0x07, 0x0a, 0x03, 0x41, 0x52, 0x4d, 0x10,
-	0x01, 0x12, 0x09, 0x0a, 0x05, 0x41, 0x52, 0x4d, 0x36, 0x34, 0x10, 0x02, 0x12, 0x07, 0x0a, 0x03,
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 }
 
 var (
diff --git a/ui/metrics/metrics_proto/metrics.proto b/ui/metrics/metrics_proto/metrics.proto
index 6db83e9..b437da7 100644
--- a/ui/metrics/metrics_proto/metrics.proto
+++ b/ui/metrics/metrics_proto/metrics.proto
@@ -131,6 +131,12 @@
 
   // The metric of critical path in build
   optional CriticalPathInfo critical_path_info = 33;
+
+  // Environment variables that have changed value since the previous build,
+  // which were responsible for retriggering build analysis.
+  // Note that not all changed environment variables result in analysis retriggering.
+  // If there was no previous build, this list will be empty.
+  repeated string changed_environment_variable = 34;
 }
 
 message BuildConfig {