Convert orderfile mutators to TransitionMutator (33e0c810) · Commits · e / os / android_build_soong

cc/cc.go

+1 −2

Original line number	Diff line number	Diff line
		@@ -73,8 +73,7 @@ func RegisterCCBuildComponents(ctx android.RegistrationContext) {
		ctx.TopDown("afdo_deps", afdoDepsMutator)
		ctx.BottomUp("afdo", afdoMutator).Parallel()

		ctx.TopDown("orderfile_deps", orderfileDepsMutator)
		ctx.BottomUp("orderfile", orderfileMutator).Parallel()
		ctx.Transition("orderfile", &orderfileTransitionMutator{})

		ctx.Transition("lto", &ltoTransitionMutator{})

cc/orderfile.go

+50 −53

Original line number	Diff line number	Diff line
		@@ -20,6 +20,8 @@ package cc
		import (
		"fmt"

		"github.com/google/blueprint"

		"android/soong/android"
		)

		@@ -190,66 +192,61 @@ func (orderfile *orderfile) flags(ctx ModuleContext, flags Flags) Flags {
		return flags
		}

		// Propagate profile orderfile flags down from binaries and shared libraries
		// We do not allow propagation for load flags because the orderfile is specific
		// to the module (binary / shared library)
		func orderfileDepsMutator(mctx android.TopDownMutatorContext) {
		if m, ok := mctx.Module().(*Module); ok {
		if !m.orderfile.orderfileLinkEnabled() {
		return
		}
		mctx.WalkDeps(func(dep android.
		Module, parent android.Module) bool {
		tag := mctx.OtherModuleDependencyTag(dep)
		func orderfilePropagateViaDepTag(tag blueprint.DependencyTag) bool {
		libTag, isLibTag := tag.(libraryDependencyTag)

		// Do not recurse down non-static dependencies
		if isLibTag {
		if !libTag.static() {
		return false
		}
		return libTag.static()
		} else {
		if tag != objDepTag && tag != reuseObjTag {
		return false
		return tag == objDepTag \|\| tag == reuseObjTag \|\| tag == staticVariantTag
		}
		}

		if dep, ok := dep.(*Module); ok {
		if m.orderfile.Properties.OrderfileInstrLink {
		dep.orderfile.Properties.OrderfileInstrLink = true
		}
		}
		// orderfileTransitionMutator creates orderfile variants of cc modules.
		type orderfileTransitionMutator struct{}

		return true
		})
		const ORDERFILE_VARIATION = "orderfile"

		func (o *orderfileTransitionMutator) Split(ctx android.BaseModuleContext) []string {
		return []string{""}
		}

		func (o *orderfileTransitionMutator) OutgoingTransition(ctx android.OutgoingTransitionContext, sourceVariation string) string {
		if m, ok := ctx.Module().(*Module); ok && m.orderfile != nil {
		if !orderfilePropagateViaDepTag(ctx.DepTag()) {
		return ""
		}

		// Create orderfile variants for modules that need them
		func orderfileMutator(mctx android.BottomUpMutatorContext) {
		if m, ok := mctx.Module().(*Module); ok && m.orderfile != nil {
		if !m.static() && m.orderfile.orderfileEnabled() {
		mctx.SetDependencyVariation("orderfile")
		return
		if sourceVariation != "" {
		return sourceVariation
		}

		variationNames := []string{""}
		if m.orderfile.Properties.OrderfileInstrLink {
		variationNames = append(variationNames, "orderfile")
		// Propagate profile orderfile flags down from binaries and shared libraries
		if m.orderfile.orderfileLinkEnabled() {
		return ORDERFILE_VARIATION
		}
		}
		return ""
		}

		if len(variationNames) > 1 {
		modules := mctx.CreateVariations(variationNames...)
		for i, name := range variationNames {
		if name == "" {
		continue
		func (o *orderfileTransitionMutator) IncomingTransition(ctx android.IncomingTransitionContext, incomingVariation string) string {
		if m, ok := ctx.Module().(*Module); ok && m.orderfile != nil {
		return incomingVariation
		}
		variation := modules[i].(*Module)
		variation.Properties.PreventInstall = true
		variation.Properties.HideFromMake = true
		variation.orderfile.Properties.ShouldProfileModule = true
		variation.orderfile.Properties.OrderfileLoad = false
		return ""
		}

		func (o *orderfileTransitionMutator) Mutate(ctx android.BottomUpMutatorContext, variation string) {
		if variation == "" {
		return
		}

		if m, ok := ctx.Module().(*Module); ok && m.orderfile != nil {
		m.Properties.PreventInstall = true
		m.Properties.HideFromMake = true
		m.orderfile.Properties.ShouldProfileModule = true
		// We do not allow propagation for load flags because the orderfile is specific
		// to the module (binary / shared library)
		m.orderfile.Properties.OrderfileLoad = false
		}
		}