openkylin
/
platform_build_soong
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Merge "Support using cc_prebuilt_library_shared with cc_library"

This commit is contained in:
Treehugger Robot 2019-05-17 22:44:53 +00:00 committed by Gerrit Code Review
parent d3104e8c28 33b2fb7333
commit 77c22bf008
5 changed files with 177 additions and 12 deletions
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1
Android.bp
View File

@ -196,6 +196,7 @@ bootstrap_go_package {
"cc/gen_test.go",
"cc/genrule_test.go",
"cc/library_test.go",
"cc/prebuilt_test.go",
"cc/proto_test.go",
"cc/test_data_test.go",
"cc/util_test.go",

22
cc/cc_test.go
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@ -52,7 +52,9 @@ func TestMain(m *testing.M) {
os.Exit(run())
}
func createTestContext(t *testing.T, config android.Config, bp string, os android.OsType) *android.TestContext {
func createTestContext(t *testing.T, config android.Config, bp string, fs map[string][]byte,
os android.OsType) *android.TestContext {
ctx := android.NewTestArchContext()
ctx.RegisterModuleType("cc_binary", android.ModuleFactoryAdaptor(BinaryFactory))
ctx.RegisterModuleType("cc_binary_host", android.ModuleFactoryAdaptor(binaryHostFactory))
@ -77,12 +79,11 @@ func createTestContext(t *testing.T, config android.Config, bp string, os androi
ctx.TopDown("double_loadable", checkDoubleLoadableLibraries).Parallel()
})
ctx.RegisterSingletonType("vndk-snapshot", android.SingletonFactoryAdaptor(VndkSnapshotSingleton))
ctx.Register()
// add some modules that are required by the compiler and/or linker
bp = bp + GatherRequiredDepsForTest(os)
ctx.MockFileSystem(map[string][]byte{
mockFS := map[string][]byte{
"Android.bp": []byte(bp),
"foo.c": nil,
"bar.c": nil,
@ -90,7 +91,14 @@ func createTestContext(t *testing.T, config android.Config, bp string, os androi
"b.aidl": nil,
"my_include": nil,
"foo.map.txt": nil,
})
"liba.so": nil,
}
for k, v := range fs {
mockFS[k] = v
}
ctx.MockFileSystem(mockFS)
return ctx
}
@ -101,7 +109,8 @@ func testCcWithConfig(t *testing.T, bp string, config android.Config) *android.T
func testCcWithConfigForOs(t *testing.T, bp string, config android.Config, os android.OsType) *android.TestContext {
t.Helper()
ctx := createTestContext(t, config, bp, os)
ctx := createTestContext(t, config, bp, nil, os)
ctx.Register()
_, errs := ctx.ParseFileList(".", []string{"Android.bp"})
android.FailIfErrored(t, errs)
@ -134,7 +143,8 @@ func testCcError(t *testing.T, pattern string, bp string) {
config.TestProductVariables.DeviceVndkVersion = StringPtr("current")
config.TestProductVariables.Platform_vndk_version = StringPtr("VER")
ctx := createTestContext(t, config, bp, android.Android)
ctx := createTestContext(t, config, bp, nil, android.Android)
ctx.Register()
_, errs := ctx.ParseFileList(".", []string{"Android.bp"})
if len(errs) > 0 {

29
cc/library.go
View File

@ -23,7 +23,6 @@ import (
"strings"
"sync"
"github.com/google/blueprint"
"github.com/google/blueprint/pathtools"
"android/soong/android"
@ -1106,10 +1105,28 @@ func reuseStaticLibrary(mctx android.BottomUpMutatorContext, static, shared *Mod
func LinkageMutator(mctx android.BottomUpMutatorContext) {
if m, ok := mctx.Module().(*Module); ok && m.linker != nil {
if library, ok := m.linker.(libraryInterface); ok {
var modules []blueprint.Module
switch library := m.linker.(type) {
case prebuiltLibraryInterface:
// Always create both the static and shared variants for prebuilt libraries, and then disable the one
// that is not being used. This allows them to share the name of a cc_library module, which requires that
// all the variants of the cc_library also exist on the prebuilt.
modules := mctx.CreateLocalVariations("static", "shared")
static := modules[0].(*Module)
shared := modules[1].(*Module)
static.linker.(prebuiltLibraryInterface).setStatic()
shared.linker.(prebuiltLibraryInterface).setShared()
if !library.buildStatic() {
static.linker.(prebuiltLibraryInterface).disablePrebuilt()
}
if !library.buildShared() {
shared.linker.(prebuiltLibraryInterface).disablePrebuilt()
}
case libraryInterface:
if library.buildStatic() && library.buildShared() {
modules = mctx.CreateLocalVariations("static", "shared")
modules := mctx.CreateLocalVariations("static", "shared")
static := modules[0].(*Module)
shared := modules[1].(*Module)
@ -1119,10 +1136,10 @@ func LinkageMutator(mctx android.BottomUpMutatorContext) {
reuseStaticLibrary(mctx, static, shared)
} else if library.buildStatic() {
modules = mctx.CreateLocalVariations("static")
modules := mctx.CreateLocalVariations("static")
modules[0].(*Module).linker.(libraryInterface).setStatic()
} else if library.buildShared() {
modules = mctx.CreateLocalVariations("shared")
modules := mctx.CreateLocalVariations("shared")
modules[0].(*Module).linker.(libraryInterface).setShared()
}
}

11
cc/prebuilt.go
View File

@ -53,12 +53,19 @@ func (p *prebuiltLinker) PrebuiltSrcs() []string {
return p.properties.Srcs
}
type prebuiltLibraryInterface interface {
libraryInterface
prebuiltLinkerInterface
disablePrebuilt()
}
type prebuiltLibraryLinker struct {
*libraryDecorator
prebuiltLinker
}
var _ prebuiltLinkerInterface = (*prebuiltLibraryLinker)(nil)
var _ prebuiltLibraryInterface = (*prebuiltLibraryLinker)(nil)
func (p *prebuiltLibraryLinker) linkerInit(ctx BaseModuleContext) {}
@ -116,6 +123,10 @@ func (p *prebuiltLibraryLinker) nativeCoverage() bool {
return false
}
func (p *prebuiltLibraryLinker) disablePrebuilt() {
p.properties.Srcs = nil
}
// cc_prebuilt_library_shared installs a precompiled shared library that are
// listed in the srcs property in the device's directory.
func prebuiltSharedLibraryFactory() android.Module {

126
cc/prebuilt_test.go Normal file
View File

@ -0,0 +1,126 @@
// 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 cc
import (
"testing"
"android/soong/android"
"github.com/google/blueprint"
)
func TestPrebuilt(t *testing.T) {
bp := `
cc_library {
name: "liba",
}
cc_prebuilt_library_shared {
name: "liba",
srcs: ["liba.so"],
}
cc_library {
name: "libb",
}
cc_prebuilt_library_static {
name: "libb",
srcs: ["libb.a"],
}
cc_library_shared {
name: "libd",
}
cc_prebuilt_library_shared {
name: "libd",
srcs: ["libd.so"],
}
cc_library_static {
name: "libe",
}
cc_prebuilt_library_static {
name: "libe",
srcs: ["libe.a"],
}
`
fs := map[string][]byte{
"liba.so": nil,
"libb.a": nil,
"libd.so": nil,
"libe.a": nil,
}
config := android.TestArchConfig(buildDir, nil)
ctx := createTestContext(t, config, bp, fs, android.Android)
ctx.RegisterModuleType("cc_prebuilt_library_shared", android.ModuleFactoryAdaptor(prebuiltSharedLibraryFactory))
ctx.RegisterModuleType("cc_prebuilt_library_static", android.ModuleFactoryAdaptor(prebuiltStaticLibraryFactory))
ctx.RegisterModuleType("cc_prebuilt_binary", android.ModuleFactoryAdaptor(prebuiltBinaryFactory))
ctx.PreArchMutators(android.RegisterPrebuiltsPreArchMutators)
ctx.PostDepsMutators(android.RegisterPrebuiltsPostDepsMutators)
ctx.Register()
_, errs := ctx.ParseFileList(".", []string{"Android.bp"})
android.FailIfErrored(t, errs)
_, errs = ctx.PrepareBuildActions(config)
android.FailIfErrored(t, errs)
// Verify that all the modules exist and that their dependencies were connected correctly
liba := ctx.ModuleForTests("liba", "android_arm64_armv8-a_core_shared").Module()
libb := ctx.ModuleForTests("libb", "android_arm64_armv8-a_core_static").Module()
libd := ctx.ModuleForTests("libd", "android_arm64_armv8-a_core_shared").Module()
libe := ctx.ModuleForTests("libe", "android_arm64_armv8-a_core_static").Module()
prebuiltLiba := ctx.ModuleForTests("prebuilt_liba", "android_arm64_armv8-a_core_shared").Module()
prebuiltLibb := ctx.ModuleForTests("prebuilt_libb", "android_arm64_armv8-a_core_static").Module()
prebuiltLibd := ctx.ModuleForTests("prebuilt_libd", "android_arm64_armv8-a_core_shared").Module()
prebuiltLibe := ctx.ModuleForTests("prebuilt_libe", "android_arm64_armv8-a_core_static").Module()
hasDep := func(m android.Module, wantDep android.Module) bool {
t.Helper()
var found bool
ctx.VisitDirectDeps(m, func(dep blueprint.Module) {
if dep == wantDep {
found = true
}
})
return found
}
if !hasDep(liba, prebuiltLiba) {
t.Errorf("liba missing dependency on prebuilt_liba")
}
if !hasDep(libb, prebuiltLibb) {
t.Errorf("libb missing dependency on prebuilt_libb")
}
if !hasDep(libd, prebuiltLibd) {
t.Errorf("libd missing dependency on prebuilt_libd")
}
if !hasDep(libe, prebuiltLibe) {
t.Errorf("libe missing dependency on prebuilt_libe")
}
}