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// Copyright 2019 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 java
import (
"path/filepath"
"sort"
"strings"
"android/soong/android"
"android/soong/dexpreopt"
"github.com/google/blueprint/proptools"
)
func init() {
RegisterDexpreoptBootJarsComponents(android.InitRegistrationContext)
}
// Target-independent description of pre-compiled boot image.
type bootImageConfig struct {
// If this image is an extension, the image that it extends.
extends *bootImageConfig
// Image name (used in directory names and ninja rule names).
name string
// Basename of the image: the resulting filenames are <stem>[-<jar>].{art,oat,vdex}.
stem string
// Output directory for the image files.
dir android.OutputPath
// Output directory for the image files with debug symbols.
symbolsDir android.OutputPath
// Subdirectory where the image files are installed.
installSubdir string
// The names of jars that constitute this image.
modules []string
// File paths to jars.
dexPaths android.WritablePaths // for this image
dexPathsDeps android.WritablePaths // for the dependency images and in this image
// File path to a zip archive with all image files (or nil, if not needed).
zip android.WritablePath
// Rules which should be used in make to install the outputs.
profileInstalls android.RuleBuilderInstalls
// Target-dependent fields.
variants []*bootImageVariant
}
// Target-dependent description of pre-compiled boot image.
type bootImageVariant struct {
*bootImageConfig
// Target for which the image is generated.
target android.Target
// The "locations" of jars.
dexLocations []string // for this image
dexLocationsDeps []string // for the dependency images and in this image
// Paths to image files.
images android.OutputPath // first image file
imagesDeps android.OutputPaths // all files
// Only for extensions, paths to the primary boot images.
primaryImages android.OutputPath
// Rules which should be used in make to install the outputs.
installs android.RuleBuilderInstalls
vdexInstalls android.RuleBuilderInstalls
unstrippedInstalls android.RuleBuilderInstalls
}
func (image bootImageConfig) getVariant(target android.Target) *bootImageVariant {
for _, variant := range image.variants {
if variant.target.Os == target.Os && variant.target.Arch.ArchType == target.Arch.ArchType {
return variant
}
}
return nil
}
// Return any (the first) variant which is for the device (as opposed to for the host)
func (image bootImageConfig) getAnyAndroidVariant() *bootImageVariant {
for _, variant := range image.variants {
if variant.target.Os == android.Android {
return variant
}
}
return nil
}
func (image bootImageConfig) moduleName(ctx android.PathContext, idx int) string {
// Dexpreopt on the boot class path produces multiple files. The first dex file
// is converted into 'name'.art (to match the legacy assumption that 'name'.art
// exists), and the rest are converted to 'name'-<jar>.art.
_, m := android.SplitApexJarPair(ctx, image.modules[idx])
name := image.stem
if idx != 0 || image.extends != nil {
name += "-" + stemOf(m)
}
return name
}
func (image bootImageConfig) firstModuleNameOrStem(ctx android.PathContext) string {
if len(image.modules) > 0 {
return image.moduleName(ctx, 0)
} else {
return image.stem
}
}
func (image bootImageConfig) moduleFiles(ctx android.PathContext, dir android.OutputPath, exts ...string) android.OutputPaths {
ret := make(android.OutputPaths, 0, len(image.modules)*len(exts))
for i := range image.modules {
name := image.moduleName(ctx, i)
for _, ext := range exts {
ret = append(ret, dir.Join(ctx, name+ext))
}
}
return ret
}
// The image "location" is a symbolic path that, with multiarchitecture support, doesn't really
// exist on the device. Typically it is /apex/com.android.art/javalib/boot.art and should be the
// same for all supported architectures on the device. The concrete architecture specific files
// actually end up in architecture-specific sub-directory such as arm, arm64, x86, or x86_64.
//
// For example a physical file
// "/apex/com.android.art/javalib/x86/boot.art" has "image location"
// "/apex/com.android.art/javalib/boot.art" (which is not an actual file).
//
// The location is passed as an argument to the ART tools like dex2oat instead of the real path.
// ART tools will then reconstruct the architecture-specific real path.
func (image *bootImageVariant) imageLocations() (imageLocations []string) {
if image.extends != nil {
imageLocations = image.extends.getVariant(image.target).imageLocations()
}
return append(imageLocations, dexpreopt.PathToLocation(image.images, image.target.Arch.ArchType))
}
func concat(lists ...[]string) []string {
var size int
for _, l := range lists {
size += len(l)
}
ret := make([]string, 0, size)
for _, l := range lists {
ret = append(ret, l...)
}
return ret
}
func dexpreoptBootJarsFactory() android.Singleton {
return &dexpreoptBootJars{}
}
func RegisterDexpreoptBootJarsComponents(ctx android.RegistrationContext) {
ctx.RegisterSingletonType("dex_bootjars", dexpreoptBootJarsFactory)
}
func skipDexpreoptBootJars(ctx android.PathContext) bool {
return dexpreopt.GetGlobalConfig(ctx).DisablePreopt
}
type dexpreoptBootJars struct {
defaultBootImage *bootImageConfig
otherImages []*bootImageConfig
dexpreoptConfigForMake android.WritablePath
}
// Accessor function for the apex package. Returns nil if dexpreopt is disabled.
func DexpreoptedArtApexJars(ctx android.BuilderContext) map[android.ArchType]android.OutputPaths {
if skipDexpreoptBootJars(ctx) {
return nil
}
// Include dexpreopt files for the primary boot image.
files := map[android.ArchType]android.OutputPaths{}
for _, variant := range artBootImageConfig(ctx).variants {
// We also generate boot images for host (for testing), but we don't need those in the apex.
if variant.target.Os == android.Android {
files[variant.target.Arch.ArchType] = variant.imagesDeps
}
}
return files
}
// dexpreoptBoot singleton rules
func (d *dexpreoptBootJars) GenerateBuildActions(ctx android.SingletonContext) {
if skipDexpreoptBootJars(ctx) {
return
}
if dexpreopt.GetCachedGlobalSoongConfig(ctx) == nil {
// No module has enabled dexpreopting, so we assume there will be no boot image to make.
return
}
d.dexpreoptConfigForMake = android.PathForOutput(ctx, ctx.Config().DeviceName(), "dexpreopt.config")
writeGlobalConfigForMake(ctx, d.dexpreoptConfigForMake)
global := dexpreopt.GetGlobalConfig(ctx)
// Skip recompiling the boot image for the second sanitization phase. We'll get separate paths
// and invalidate first-stage artifacts which are crucial to SANITIZE_LITE builds.
// Note: this is technically incorrect. Compiled code contains stack checks which may depend
// on ASAN settings.
if len(ctx.Config().SanitizeDevice()) == 1 &&
ctx.Config().SanitizeDevice()[0] == "address" &&
global.SanitizeLite {
return
}
// Always create the default boot image first, to get a unique profile rule for all images.
d.defaultBootImage = buildBootImage(ctx, defaultBootImageConfig(ctx))
// Create boot image for the ART apex (build artifacts are accessed via the global boot image config).
d.otherImages = append(d.otherImages, buildBootImage(ctx, artBootImageConfig(ctx)))
dumpOatRules(ctx, d.defaultBootImage)
}
// Inspect this module to see if it contains a bootclasspath dex jar.
// Note that the same jar may occur in multiple modules.
// This logic is tested in the apex package to avoid import cycle apex <-> java.
func getBootImageJar(ctx android.SingletonContext, image *bootImageConfig, module android.Module) (int, android.Path) {
// All apex Java libraries have non-installable platform variants, skip them.
if module.IsSkipInstall() {
return -1, nil
}
jar, hasJar := module.(interface{ DexJarBuildPath() android.Path })
if !hasJar {
return -1, nil
}
name := ctx.ModuleName(module)
index := android.IndexList(name, android.GetJarsFromApexJarPairs(ctx, image.modules))
if index == -1 {
return -1, nil
}
// Check that this module satisfies constraints for a particular boot image.
apex, isApexModule := module.(android.ApexModule)
fromUpdatableApex := isApexModule && apex.Updatable()
if image.name == artBootImageName {
if isApexModule && strings.HasPrefix(apex.ApexName(), "com.android.art.") {
// ok: found the jar in the ART apex
} else if isApexModule && apex.IsForPlatform() && Bool(module.(*Library).deviceProperties.Hostdex) {
// exception (skip and continue): special "hostdex" platform variant
return -1, nil
} else if name == "jacocoagent" && ctx.Config().IsEnvTrue("EMMA_INSTRUMENT_FRAMEWORK") {
// exception (skip and continue): Jacoco platform variant for a coverage build
return -1, nil
} else if fromUpdatableApex {
// error: this jar is part of an updatable apex other than ART
ctx.Errorf("module '%s' from updatable apex '%s' is not allowed in the ART boot image", name, apex.ApexName())
} else {
// error: this jar is part of the platform or a non-updatable apex
ctx.Errorf("module '%s' is not allowed in the ART boot image", name)
}
} else if image.name == frameworkBootImageName {
if !fromUpdatableApex {
// ok: this jar is part of the platform or a non-updatable apex
} else {
// error: this jar is part of an updatable apex
ctx.Errorf("module '%s' from updatable apex '%s' is not allowed in the framework boot image", name, apex.ApexName())
}
} else {
panic("unknown boot image: " + image.name)
}
return index, jar.DexJarBuildPath()
}
// buildBootImage takes a bootImageConfig, creates rules to build it, and returns the image.
func buildBootImage(ctx android.SingletonContext, image *bootImageConfig) *bootImageConfig {
// Collect dex jar paths for the boot image modules.
// This logic is tested in the apex package to avoid import cycle apex <-> java.
bootDexJars := make(android.Paths, len(image.modules))
ctx.VisitAllModules(func(module android.Module) {
if i, j := getBootImageJar(ctx, image, module); i != -1 {
bootDexJars[i] = j
}
})
var missingDeps []string
// Ensure all modules were converted to paths
for i := range bootDexJars {
if bootDexJars[i] == nil {
_, m := android.SplitApexJarPair(ctx, image.modules[i])
if ctx.Config().AllowMissingDependencies() {
missingDeps = append(missingDeps, m)
bootDexJars[i] = android.PathForOutput(ctx, "missing")
} else {
ctx.Errorf("failed to find a dex jar path for module '%s'"+
", note that some jars may be filtered out by module constraints", m)
}
}
}
// The path to bootclasspath dex files needs to be known at module GenerateAndroidBuildAction time, before
// the bootclasspath modules have been compiled. Copy the dex jars there so the module rules that have
// already been set up can find them.
for i := range bootDexJars {
ctx.Build(pctx, android.BuildParams{
Rule: android.Cp,
Input: bootDexJars[i],
Output: image.dexPaths[i],
})
}
profile := bootImageProfileRule(ctx, image, missingDeps)
bootFrameworkProfileRule(ctx, image, missingDeps)
updatableBcpPackagesRule(ctx, image, missingDeps)
var zipFiles android.Paths
for _, variant := range image.variants {
files := buildBootImageVariant(ctx, variant, profile, missingDeps)
if variant.target.Os == android.Android {
zipFiles = append(zipFiles, files.Paths()...)
}
}
if image.zip != nil {
rule := android.NewRuleBuilder()
rule.Command().
BuiltTool(ctx, "soong_zip").
FlagWithOutput("-o ", image.zip).
FlagWithArg("-C ", image.dir.Join(ctx, android.Android.String()).String()).
FlagWithInputList("-f ", zipFiles, " -f ")
rule.Build(pctx, ctx, "zip_"+image.name, "zip "+image.name+" image")
}
return image
}
func buildBootImageVariant(ctx android.SingletonContext, image *bootImageVariant,
profile android.Path, missingDeps []string) android.WritablePaths {
globalSoong := dexpreopt.GetCachedGlobalSoongConfig(ctx)
global := dexpreopt.GetGlobalConfig(ctx)
arch := image.target.Arch.ArchType
os := image.target.Os.String() // We need to distinguish host-x86 and device-x86.
symbolsDir := image.symbolsDir.Join(ctx, os, image.installSubdir, arch.String())
symbolsFile := symbolsDir.Join(ctx, image.stem+".oat")
outputDir := image.dir.Join(ctx, os, image.installSubdir, arch.String())
outputPath := outputDir.Join(ctx, image.stem+".oat")
oatLocation := dexpreopt.PathToLocation(outputPath, arch)
imagePath := outputPath.ReplaceExtension(ctx, "art")
rule := android.NewRuleBuilder()
rule.MissingDeps(missingDeps)
rule.Command().Text("mkdir").Flag("-p").Flag(symbolsDir.String())
rule.Command().Text("rm").Flag("-f").
Flag(symbolsDir.Join(ctx, "*.art").String()).
Flag(symbolsDir.Join(ctx, "*.oat").String()).
Flag(symbolsDir.Join(ctx, "*.invocation").String())
rule.Command().Text("rm").Flag("-f").
Flag(outputDir.Join(ctx, "*.art").String()).
Flag(outputDir.Join(ctx, "*.oat").String()).
Flag(outputDir.Join(ctx, "*.invocation").String())
cmd := rule.Command()
extraFlags := ctx.Config().Getenv("ART_BOOT_IMAGE_EXTRA_ARGS")
if extraFlags == "" {
// Use ANDROID_LOG_TAGS to suppress most logging by default...
cmd.Text(`ANDROID_LOG_TAGS="*:e"`)
} else {
// ...unless the boot image is generated specifically for testing, then allow all logging.
cmd.Text(`ANDROID_LOG_TAGS="*:v"`)
}
invocationPath := outputPath.ReplaceExtension(ctx, "invocation")
cmd.Tool(globalSoong.Dex2oat).
Flag("--avoid-storing-invocation").
FlagWithOutput("--write-invocation-to=", invocationPath).ImplicitOutput(invocationPath).
Flag("--runtime-arg").FlagWithArg("-Xms", global.Dex2oatImageXms).
Flag("--runtime-arg").FlagWithArg("-Xmx", global.Dex2oatImageXmx)
if profile != nil {
cmd.FlagWithArg("--compiler-filter=", "speed-profile")
cmd.FlagWithInput("--profile-file=", profile)
}
if global.DirtyImageObjects.Valid() {
cmd.FlagWithInput("--dirty-image-objects=", global.DirtyImageObjects.Path())
}
if image.extends != nil {
artImage := image.primaryImages
cmd.
Flag("--runtime-arg").FlagWithInputList("-Xbootclasspath:", image.dexPathsDeps.Paths(), ":").
Flag("--runtime-arg").FlagWithList("-Xbootclasspath-locations:", image.dexLocationsDeps, ":").
FlagWithArg("--boot-image=", dexpreopt.PathToLocation(artImage, arch)).Implicit(artImage)
} else {
cmd.FlagWithArg("--base=", ctx.Config().LibartImgDeviceBaseAddress())
}
cmd.
FlagForEachInput("--dex-file=", image.dexPaths.Paths()).
FlagForEachArg("--dex-location=", image.dexLocations).
Flag("--generate-debug-info").
Flag("--generate-build-id").
Flag("--image-format=lz4hc").
FlagWithArg("--oat-symbols=", symbolsFile.String()).
Flag("--strip").
FlagWithArg("--oat-file=", outputPath.String()).
FlagWithArg("--oat-location=", oatLocation).
FlagWithArg("--image=", imagePath.String()).
FlagWithArg("--instruction-set=", arch.String()).
FlagWithArg("--android-root=", global.EmptyDirectory).
FlagWithArg("--no-inline-from=", "core-oj.jar").
Flag("--force-determinism").
Flag("--abort-on-hard-verifier-error")
// Use the default variant/features for host builds.
// The map below contains only device CPU info (which might be x86 on some devices).
if image.target.Os == android.Android {
cmd.FlagWithArg("--instruction-set-variant=", global.CpuVariant[arch])
cmd.FlagWithArg("--instruction-set-features=", global.InstructionSetFeatures[arch])
}
if global.BootFlags != "" {
cmd.Flag(global.BootFlags)
}
if extraFlags != "" {
cmd.Flag(extraFlags)
}
cmd.Textf(`|| ( echo %s ; false )`, proptools.ShellEscape(failureMessage))
installDir := filepath.Join("/", image.installSubdir, arch.String())
var vdexInstalls android.RuleBuilderInstalls
var unstrippedInstalls android.RuleBuilderInstalls
var zipFiles android.WritablePaths
for _, artOrOat := range image.moduleFiles(ctx, outputDir, ".art", ".oat") {
cmd.ImplicitOutput(artOrOat)
zipFiles = append(zipFiles, artOrOat)
// Install the .oat and .art files
rule.Install(artOrOat, filepath.Join(installDir, artOrOat.Base()))
}
for _, vdex := range image.moduleFiles(ctx, outputDir, ".vdex") {
cmd.ImplicitOutput(vdex)
zipFiles = append(zipFiles, vdex)
// Note that the vdex files are identical between architectures.
// Make rules will create symlinks to share them between architectures.
vdexInstalls = append(vdexInstalls,
android.RuleBuilderInstall{vdex, filepath.Join(installDir, vdex.Base())})
}
for _, unstrippedOat := range image.moduleFiles(ctx, symbolsDir, ".oat") {
cmd.ImplicitOutput(unstrippedOat)
// Install the unstripped oat files. The Make rules will put these in $(TARGET_OUT_UNSTRIPPED)
unstrippedInstalls = append(unstrippedInstalls,
android.RuleBuilderInstall{unstrippedOat, filepath.Join(installDir, unstrippedOat.Base())})
}
rule.Build(pctx, ctx, image.name+"JarsDexpreopt_"+image.target.String(), "dexpreopt "+image.name+" jars "+arch.String())
// save output and installed files for makevars
image.installs = rule.Installs()
image.vdexInstalls = vdexInstalls
image.unstrippedInstalls = unstrippedInstalls
return zipFiles
}
const failureMessage = `ERROR: Dex2oat failed to compile a boot image.
It is likely that the boot classpath is inconsistent.
Rebuild with ART_BOOT_IMAGE_EXTRA_ARGS="--runtime-arg -verbose:verifier" to see verification errors.`
func bootImageProfileRule(ctx android.SingletonContext, image *bootImageConfig, missingDeps []string) android.WritablePath {
globalSoong := dexpreopt.GetCachedGlobalSoongConfig(ctx)
global := dexpreopt.GetGlobalConfig(ctx)
if global.DisableGenerateProfile || ctx.Config().IsPdkBuild() || ctx.Config().UnbundledBuild() {
return nil
}
profile := ctx.Config().Once(bootImageProfileRuleKey, func() interface{} {
defaultProfile := "frameworks/base/config/boot-image-profile.txt"
rule := android.NewRuleBuilder()
rule.MissingDeps(missingDeps)
var bootImageProfile android.Path
if len(global.BootImageProfiles) > 1 {
combinedBootImageProfile := image.dir.Join(ctx, "boot-image-profile.txt")
rule.Command().Text("cat").Inputs(global.BootImageProfiles).Text(">").Output(combinedBootImageProfile)
bootImageProfile = combinedBootImageProfile
} else if len(global.BootImageProfiles) == 1 {
bootImageProfile = global.BootImageProfiles[0]
} else if path := android.ExistentPathForSource(ctx, defaultProfile); path.Valid() {
bootImageProfile = path.Path()
} else {
// No profile (not even a default one, which is the case on some branches
// like master-art-host that don't have frameworks/base).
// Return nil and continue without profile.
return nil
}
profile := image.dir.Join(ctx, "boot.prof")
rule.Command().
Text(`ANDROID_LOG_TAGS="*:e"`).
Tool(globalSoong.Profman).
FlagWithInput("--create-profile-from=", bootImageProfile).
FlagForEachInput("--apk=", image.dexPathsDeps.Paths()).
FlagForEachArg("--dex-location=", image.getAnyAndroidVariant().dexLocationsDeps).
FlagWithOutput("--reference-profile-file=", profile)
rule.Install(profile, "/system/etc/boot-image.prof")
rule.Build(pctx, ctx, "bootJarsProfile", "profile boot jars")
image.profileInstalls = rule.Installs()
return profile
})
if profile == nil {
return nil // wrap nil into a typed pointer with value nil
}
return profile.(android.WritablePath)
}
var bootImageProfileRuleKey = android.NewOnceKey("bootImageProfileRule")
func bootFrameworkProfileRule(ctx android.SingletonContext, image *bootImageConfig, missingDeps []string) android.WritablePath {
globalSoong := dexpreopt.GetCachedGlobalSoongConfig(ctx)
global := dexpreopt.GetGlobalConfig(ctx)
if global.DisableGenerateProfile || ctx.Config().IsPdkBuild() || ctx.Config().UnbundledBuild() {
return nil
}
return ctx.Config().Once(bootFrameworkProfileRuleKey, func() interface{} {
rule := android.NewRuleBuilder()
rule.MissingDeps(missingDeps)
// Some branches like master-art-host don't have frameworks/base, so manually
// handle the case that the default is missing. Those branches won't attempt to build the profile rule,
// and if they do they'll get a missing deps error.
defaultProfile := "frameworks/base/config/boot-profile.txt"
path := android.ExistentPathForSource(ctx, defaultProfile)
var bootFrameworkProfile android.Path
if path.Valid() {
bootFrameworkProfile = path.Path()
} else {
missingDeps = append(missingDeps, defaultProfile)
bootFrameworkProfile = android.PathForOutput(ctx, "missing")
}
profile := image.dir.Join(ctx, "boot.bprof")
rule.Command().
Text(`ANDROID_LOG_TAGS="*:e"`).
Tool(globalSoong.Profman).
Flag("--generate-boot-profile").
FlagWithInput("--create-profile-from=", bootFrameworkProfile).
FlagForEachInput("--apk=", image.dexPathsDeps.Paths()).
FlagForEachArg("--dex-location=", image.getAnyAndroidVariant().dexLocationsDeps).
FlagWithOutput("--reference-profile-file=", profile)
rule.Install(profile, "/system/etc/boot-image.bprof")
rule.Build(pctx, ctx, "bootFrameworkProfile", "profile boot framework jars")
image.profileInstalls = append(image.profileInstalls, rule.Installs()...)
return profile
}).(android.WritablePath)
}
var bootFrameworkProfileRuleKey = android.NewOnceKey("bootFrameworkProfileRule")
func updatableBcpPackagesRule(ctx android.SingletonContext, image *bootImageConfig, missingDeps []string) android.WritablePath {
if ctx.Config().IsPdkBuild() || ctx.Config().UnbundledBuild() {
return nil
}
return ctx.Config().Once(updatableBcpPackagesRuleKey, func() interface{} {
global := dexpreopt.GetGlobalConfig(ctx)
updatableModules := android.GetJarsFromApexJarPairs(ctx, global.UpdatableBootJars)
// Collect `permitted_packages` for updatable boot jars.
var updatablePackages []string
ctx.VisitAllModules(func(module android.Module) {
if j, ok := module.(PermittedPackagesForUpdatableBootJars); ok {
name := ctx.ModuleName(module)
if i := android.IndexList(name, updatableModules); i != -1 {
pp := j.PermittedPackagesForUpdatableBootJars()
if len(pp) > 0 {
updatablePackages = append(updatablePackages, pp...)
} else {
ctx.Errorf("Missing permitted_packages for %s", name)
}
// Do not match the same library repeatedly.
updatableModules = append(updatableModules[:i], updatableModules[i+1:]...)
}
}
})
// Sort updatable packages to ensure deterministic ordering.
sort.Strings(updatablePackages)
updatableBcpPackagesName := "updatable-bcp-packages.txt"
updatableBcpPackages := image.dir.Join(ctx, updatableBcpPackagesName)
ctx.Build(pctx, android.BuildParams{
Rule: android.WriteFile,
Output: updatableBcpPackages,
Args: map[string]string{
// WriteFile automatically adds the last end-of-line.
"content": strings.Join(updatablePackages, "\\n"),
},
})
rule := android.NewRuleBuilder()
rule.MissingDeps(missingDeps)
rule.Install(updatableBcpPackages, "/system/etc/"+updatableBcpPackagesName)
// TODO: Rename `profileInstalls` to `extraInstalls`?
// Maybe even move the field out of the bootImageConfig into some higher level type?
image.profileInstalls = append(image.profileInstalls, rule.Installs()...)
return updatableBcpPackages
}).(android.WritablePath)
}
var updatableBcpPackagesRuleKey = android.NewOnceKey("updatableBcpPackagesRule")
func dumpOatRules(ctx android.SingletonContext, image *bootImageConfig) {
var allPhonies android.Paths
for _, image := range image.variants {
arch := image.target.Arch.ArchType
suffix := arch.String()
// Host and target might both use x86 arch. We need to ensure the names are unique.
if image.target.Os.Class == android.Host {
suffix = "host-" + suffix
}
// Create a rule to call oatdump.
output := android.PathForOutput(ctx, "boot."+suffix+".oatdump.txt")
rule := android.NewRuleBuilder()
rule.Command().
// TODO: for now, use the debug version for better error reporting
BuiltTool(ctx, "oatdumpd").
FlagWithInputList("--runtime-arg -Xbootclasspath:", image.dexPathsDeps.Paths(), ":").
FlagWithList("--runtime-arg -Xbootclasspath-locations:", image.dexLocationsDeps, ":").
FlagWithArg("--image=", strings.Join(image.imageLocations(), ":")).Implicits(image.imagesDeps.Paths()).
FlagWithOutput("--output=", output).
FlagWithArg("--instruction-set=", arch.String())
rule.Build(pctx, ctx, "dump-oat-boot-"+suffix, "dump oat boot "+arch.String())
// Create a phony rule that depends on the output file and prints the path.
phony := android.PathForPhony(ctx, "dump-oat-boot-"+suffix)
rule = android.NewRuleBuilder()
rule.Command().
Implicit(output).
ImplicitOutput(phony).
Text("echo").FlagWithArg("Output in ", output.String())
rule.Build(pctx, ctx, "phony-dump-oat-boot-"+suffix, "dump oat boot "+arch.String())
allPhonies = append(allPhonies, phony)
}
phony := android.PathForPhony(ctx, "dump-oat-boot")
ctx.Build(pctx, android.BuildParams{
Rule: android.Phony,
Output: phony,
Inputs: allPhonies,
Description: "dump-oat-boot",
})
}
func writeGlobalConfigForMake(ctx android.SingletonContext, path android.WritablePath) {
data := dexpreopt.GetGlobalConfigRawData(ctx)
ctx.Build(pctx, android.BuildParams{
Rule: android.WriteFile,
Output: path,
Args: map[string]string{
"content": string(data),
},
})
}
// Export paths for default boot image to Make
func (d *dexpreoptBootJars) MakeVars(ctx android.MakeVarsContext) {
if d.dexpreoptConfigForMake != nil {
ctx.Strict("DEX_PREOPT_CONFIG_FOR_MAKE", d.dexpreoptConfigForMake.String())
ctx.Strict("DEX_PREOPT_SOONG_CONFIG_FOR_MAKE", android.PathForOutput(ctx, "dexpreopt_soong.config").String())
}
image := d.defaultBootImage
if image != nil {
ctx.Strict("DEXPREOPT_IMAGE_PROFILE_BUILT_INSTALLED", image.profileInstalls.String())
ctx.Strict("DEXPREOPT_BOOTCLASSPATH_DEX_FILES", strings.Join(image.dexPathsDeps.Strings(), " "))
ctx.Strict("DEXPREOPT_BOOTCLASSPATH_DEX_LOCATIONS", strings.Join(image.getAnyAndroidVariant().dexLocationsDeps, " "))
var imageNames []string
for _, current := range append(d.otherImages, image) {
imageNames = append(imageNames, current.name)
for _, variant := range current.variants {
suffix := ""
if variant.target.Os.Class == android.Host {
suffix = "_host"
}
sfx := variant.name + suffix + "_" + variant.target.Arch.ArchType.String()
ctx.Strict("DEXPREOPT_IMAGE_VDEX_BUILT_INSTALLED_"+sfx, variant.vdexInstalls.String())
ctx.Strict("DEXPREOPT_IMAGE_"+sfx, variant.images.String())
ctx.Strict("DEXPREOPT_IMAGE_DEPS_"+sfx, strings.Join(variant.imagesDeps.Strings(), " "))
ctx.Strict("DEXPREOPT_IMAGE_BUILT_INSTALLED_"+sfx, variant.installs.String())
ctx.Strict("DEXPREOPT_IMAGE_UNSTRIPPED_BUILT_INSTALLED_"+sfx, variant.unstrippedInstalls.String())
}
imageLocations := current.getAnyAndroidVariant().imageLocations()
ctx.Strict("DEXPREOPT_IMAGE_LOCATIONS_"+current.name, strings.Join(imageLocations, ":"))
ctx.Strict("DEXPREOPT_IMAGE_ZIP_"+current.name, current.zip.String())
}
ctx.Strict("DEXPREOPT_IMAGE_NAMES", strings.Join(imageNames, " "))
}
}