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Commit 8578d815 authored by Paul Duffin's avatar Paul Duffin Committed by Automerger Merge Worker
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Generate boot zip file from prebuilt_bootclasspath_fragment am: bb2e2056 

Original change: https://googleplex-android-review.googlesource.com/c/platform/build/soong/+/15215491

Change-Id: I0036d8a39b232889431cfc882a1bc2a5594aae44
parents c59840e3 bb2e2056

java/bootclasspath_fragment.go

+26 −30
Original line number Diff line number Diff line
@@ -159,11 +159,12 @@ type commonBootclasspathFragment interface { 
	// versioned sdk.

	produceHiddenAPIOutput(ctx android.ModuleContext, contents []android.Module, input HiddenAPIFlagInput) *HiddenAPIOutput



	// produceBootImageFiles produces the boot image (i.e. .art, .oat and .vdex) files for each of the

	// required android.ArchType values in the returned map.

	// produceBootImageFiles will attempt to produce rules to create the boot image files at the paths

	// predefined in the bootImageConfig.

	//

	// It must return nil if the boot image files cannot be produced for whatever reason.

	produceBootImageFiles(ctx android.ModuleContext, imageConfig *bootImageConfig, contents []android.Module) bootImageFilesByArch

	// If it could not create the files then it will return nil. Otherwise, it will return a map from

	// android.ArchType to the predefined paths of the boot image files.

	produceBootImageFiles(ctx android.ModuleContext, imageConfig *bootImageConfig) bootImageFilesByArch

}



var _ commonBootclasspathFragment = (*BootclasspathFragmentModule)(nil)
@@ -448,9 +449,13 @@ func (b *BootclasspathFragmentModule) GenerateAndroidBuildActions(ctx android.Mo 
		if imageConfig != nil {

			// Delegate the production of the boot image files to a module type specific method.

			common := ctx.Module().(commonBootclasspathFragment)

			bootImageFilesByArch = common.produceBootImageFiles(ctx, imageConfig, contents)

			bootImageFilesByArch = common.produceBootImageFiles(ctx, imageConfig)



			if shouldCopyBootFilesToPredefinedLocations(ctx, imageConfig) {

				// Zip the boot image files up, if available. This will generate the zip file in a

				// predefined location.

				buildBootImageZipInPredefinedLocation(ctx, imageConfig, bootImageFilesByArch)



				// Copy the dex jars of this fragment's content modules to their predefined locations.

				copyBootJarsToPredefinedLocations(ctx, hiddenAPIOutput.EncodedBootDexFilesByModule, imageConfig.dexPathsByModule)

			}
@@ -641,7 +646,7 @@ func (b *BootclasspathFragmentModule) produceHiddenAPIOutput(ctx android.ModuleC 
}



// produceBootImageFiles builds the boot image files from the source if it is required.

func (b *BootclasspathFragmentModule) produceBootImageFiles(ctx android.ModuleContext, imageConfig *bootImageConfig, contents []android.Module) bootImageFilesByArch {

func (b *BootclasspathFragmentModule) produceBootImageFiles(ctx android.ModuleContext, imageConfig *bootImageConfig) bootImageFilesByArch {

	if SkipDexpreoptBootJars(ctx) {

		return nil

	}
@@ -651,45 +656,34 @@ func (b *BootclasspathFragmentModule) produceBootImageFiles(ctx android.ModuleCo 
	dexpreopt.GetGlobalSoongConfig(ctx)



	// Only generate the boot image if the configuration does not skip it.

	if !b.generateBootImageBuildActions(ctx, contents, imageConfig) {

		return nil

	}



	// Only make the files available to an apex if they were actually generated.

	files := bootImageFilesByArch{}

	for _, variant := range imageConfig.apexVariants() {

		files[variant.target.Arch.ArchType] = variant.imagesDeps.Paths()

	}



	return files

	return b.generateBootImageBuildActions(ctx, imageConfig)

}



// generateBootImageBuildActions generates ninja rules to create the boot image if required for this

// module.

//

// Returns true if the boot image is created, false otherwise.

func (b *BootclasspathFragmentModule) generateBootImageBuildActions(ctx android.ModuleContext, contents []android.Module, imageConfig *bootImageConfig) bool {

// If it could not create the files then it will return nil. Otherwise, it will return a map from

// android.ArchType to the predefined paths of the boot image files.

func (b *BootclasspathFragmentModule) generateBootImageBuildActions(ctx android.ModuleContext, imageConfig *bootImageConfig) bootImageFilesByArch {

	global := dexpreopt.GetGlobalConfig(ctx)

	if !shouldBuildBootImages(ctx.Config(), global) {

		return false

		return nil

	}



	// Bootclasspath fragment modules that are for the platform do not produce a boot image.

	apexInfo := ctx.Provider(android.ApexInfoProvider).(android.ApexInfo)

	if apexInfo.IsForPlatform() {

		return false

		return nil

	}



	// Bootclasspath fragment modules that are versioned do not produce a boot image.

	if android.IsModuleInVersionedSdk(ctx.Module()) {

		return false

		return nil

	}



	// Build a profile for the image config and then use that to build the boot image.

	profile := bootImageProfileRule(ctx, imageConfig)

	buildBootImage(ctx, imageConfig, profile)



	return true

	return buildBootImage(ctx, imageConfig, profile)

}



type bootclasspathFragmentMemberType struct {
@@ -902,7 +896,7 @@ func (module *prebuiltBootclasspathFragmentModule) produceHiddenAPIOutput(ctx an 
}



// produceBootImageFiles extracts the boot image files from the APEX if available.

func (module *prebuiltBootclasspathFragmentModule) produceBootImageFiles(ctx android.ModuleContext, imageConfig *bootImageConfig, contents []android.Module) bootImageFilesByArch {

func (module *prebuiltBootclasspathFragmentModule) produceBootImageFiles(ctx android.ModuleContext, imageConfig *bootImageConfig) bootImageFilesByArch {

	if !shouldCopyBootFilesToPredefinedLocations(ctx, imageConfig) {

		return nil

	}
@@ -924,6 +918,7 @@ func (module *prebuiltBootclasspathFragmentModule) produceBootImageFiles(ctx and 
	}



	di := ctx.OtherModuleProvider(deapexerModule, android.DeapexerProvider).(android.DeapexerInfo)

	files := bootImageFilesByArch{}

	for _, variant := range imageConfig.apexVariants() {

		arch := variant.target.Arch.ArchType

		for _, toPath := range variant.imagesDeps {
@@ -931,6 +926,10 @@ func (module *prebuiltBootclasspathFragmentModule) produceBootImageFiles(ctx and 
			// Get the path to the file that the deapexer extracted from the prebuilt apex file.

			fromPath := di.PrebuiltExportPath(apexRelativePath)



			// Return the toPath as the calling code expects the paths in the returned map to be the

			// paths predefined in the bootImageConfig.

			files[arch] = append(files[arch], toPath)



			// Copy the file to the predefined location.

			ctx.Build(pctx, android.BuildParams{

				Rule:   android.Cp,
@@ -940,10 +939,7 @@ func (module *prebuiltBootclasspathFragmentModule) produceBootImageFiles(ctx and 
		}

	}



	// The returned files will be made available to APEXes that include a bootclasspath_fragment.

	// However, as a prebuilt_bootclasspath_fragment can never contribute to an APEX there is no point

	// in returning any files.

	return nil

	return files

}



var _ commonBootclasspathFragment = (*prebuiltBootclasspathFragmentModule)(nil)

java/dexpreopt_bootjars.go

+31 −19
Original line number Diff line number Diff line
@@ -503,16 +503,35 @@ func copyBootJarsToPredefinedLocations(ctx android.ModuleContext, srcBootDexJars 
}



// buildBootImage takes a bootImageConfig, and creates rules to build it.

func buildBootImage(ctx android.ModuleContext, image *bootImageConfig, profile android.WritablePath) {

	var zipFiles android.Paths

//

// It returns a map from android.ArchType to the predefined paths of the boot image files.

func buildBootImage(ctx android.ModuleContext, image *bootImageConfig, profile android.WritablePath) bootImageFilesByArch {

	filesByArch := bootImageFilesByArch{}

	for _, variant := range image.variants {

		files := buildBootImageVariant(ctx, variant, profile)

		buildBootImageVariant(ctx, variant, profile)

		if variant.target.Os == android.Android {

			zipFiles = append(zipFiles, files.Paths()...)

			filesByArch[variant.target.Arch.ArchType] = variant.imagesDeps.Paths()

		}

	}



	return filesByArch

}



// buildBootImageZipInPredefinedLocation generates a zip file containing all the boot image files.

//

// The supplied filesByArch is nil when the boot image files have not been generated. Otherwise, it

// is a map from android.ArchType to the predefined locations.

func buildBootImageZipInPredefinedLocation(ctx android.ModuleContext, image *bootImageConfig, filesByArch bootImageFilesByArch) {

	if filesByArch == nil {

		return

	}



	// Compute the list of files from all the architectures.

	zipFiles := android.Paths{}

	for _, archType := range android.ArchTypeList() {

		zipFiles = append(zipFiles, filesByArch[archType]...)

	}



	if image.zip != nil {

	rule := android.NewRuleBuilder(pctx, ctx)

	rule.Command().

		BuiltTool("soong_zip").
@@ -522,10 +541,9 @@ func buildBootImage(ctx android.ModuleContext, image *bootImageConfig, profile a 


	rule.Build("zip_"+image.name, "zip "+image.name+" image")

}

}



// Generate boot image build rules for a specific target.

func buildBootImageVariant(ctx android.ModuleContext, image *bootImageVariant, profile android.Path) android.WritablePaths {

func buildBootImageVariant(ctx android.ModuleContext, image *bootImageVariant, profile android.Path) {



	globalSoong := dexpreopt.GetCachedGlobalSoongConfig(ctx)

	global := dexpreopt.GetGlobalConfig(ctx)
@@ -641,11 +659,8 @@ func buildBootImageVariant(ctx android.ModuleContext, image *bootImageVariant, p 
	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()))
@@ -653,7 +668,6 @@ func buildBootImageVariant(ctx android.ModuleContext, image *bootImageVariant, p 


	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.
@@ -675,8 +689,6 @@ func buildBootImageVariant(ctx android.ModuleContext, image *bootImageVariant, p 
	image.installs = rule.Installs()

	image.vdexInstalls = vdexInstalls

	image.unstrippedInstalls = unstrippedInstalls



	return zipFiles

}



const failureMessage = `ERROR: Dex2oat failed to compile a boot image.

java/platform_bootclasspath.go

+4 −1
Original line number Diff line number Diff line
@@ -421,7 +421,10 @@ func (b *platformBootclasspathModule) generateBootImageBuildActions(ctx android. 


	// Build a profile for the image config and then use that to build the boot image.

	profile := bootImageProfileRule(ctx, imageConfig)

	buildBootImage(ctx, imageConfig, profile)

	bootImageFilesByArch := buildBootImage(ctx, imageConfig, profile)



	// Zip the boot image files up.

	buildBootImageZipInPredefinedLocation(ctx, imageConfig, bootImageFilesByArch)



	dumpOatRules(ctx, imageConfig)

}