openkylin
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platform_build_soong
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Merge "Revert "Remove desugar support"" am: 7302905413 

am: ecf35d00ea

Change-Id: Ib829111904db2eeb3ec19b2d59c0c7bfe331b505
This commit is contained in:
Colin Cross 2018-06-06 16:26:14 -07:00 committed by android-build-merger
parent a2f6aebea0 ecf35d00ea
commit 0b16af4039
5 changed files with 138 additions and 16 deletions
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4
android/config.go
View File

@ -627,6 +627,10 @@ func (c *config) Android64() bool {
return false
}
func (c *config) UseD8Desugar() bool {
return !c.IsEnvFalse("USE_D8_DESUGAR")
}
func (c *config) UseGoma() bool {
return Bool(c.productVariables.UseGoma)
}

6
java/builder.go
View File

@ -243,7 +243,7 @@ func TransformJavaToHeaderClasses(ctx android.ModuleContext, outputFile android.
// ensure java does not fall back to the default bootclasspath.
bootClasspath = `--bootclasspath ""`
} else {
bootClasspath = strings.Join(flags.bootClasspath.FormTurbineClasspath("--bootclasspath"), " ")
bootClasspath = strings.Join(flags.bootClasspath.FormDesugarClasspath("--bootclasspath"), " ")
}
ctx.Build(pctx, android.BuildParams{
@ -256,7 +256,7 @@ func TransformJavaToHeaderClasses(ctx android.ModuleContext, outputFile android.
"javacFlags": flags.javacFlags,
"bootClasspath": bootClasspath,
"srcJars": strings.Join(srcJars.Strings(), " "),
"classpath": strings.Join(flags.classpath.FormTurbineClasspath("--classpath"), " "),
"classpath": strings.Join(flags.classpath.FormDesugarClasspath("--classpath"), " "),
"outDir": android.PathForModuleOut(ctx, "turbine", "classes").String(),
"javaVersion": flags.javaVersion,
},
@ -419,7 +419,7 @@ func (x *classpath) FormJavaSystemModulesPath(optName string, forceEmpty bool) s
}
}
func (x *classpath) FormTurbineClasspath(optName string) []string {
func (x *classpath) FormDesugarClasspath(optName string) []string {
if x == nil || *x == nil {
return nil
}

13
java/config/config.go
View File

@ -95,6 +95,18 @@ func init() {
pctx.HostBinToolVariable("Zip2ZipCmd", "zip2zip")
pctx.HostBinToolVariable("ZipSyncCmd", "zipsync")
pctx.HostBinToolVariable("ApiCheckCmd", "apicheck")
pctx.VariableFunc("DxCmd", func(ctx android.PackageVarContext) string {
config := ctx.Config()
if config.IsEnvFalse("USE_D8") {
if config.UnbundledBuild() || config.IsPdkBuild() {
return "prebuilts/build-tools/common/bin/dx"
} else {
return pctx.HostBinToolPath(ctx, "dx").String()
}
} else {
return pctx.HostBinToolPath(ctx, "d8-compat-dx").String()
}
})
pctx.HostBinToolVariable("D8Cmd", "d8")
pctx.HostBinToolVariable("R8Cmd", "r8-compat-proguard")
@ -108,6 +120,7 @@ func init() {
})
pctx.HostJavaToolVariable("JarjarCmd", "jarjar.jar")
pctx.HostJavaToolVariable("DesugarJar", "desugar.jar")
pctx.HostJavaToolVariable("JsilverJar", "jsilver.jar")
pctx.HostJavaToolVariable("DoclavaJar", "doclava.jar")
pctx.HostJavaToolVariable("MetalavaJar", "metalava.jar")

11
java/config/makevars.go
View File

@ -46,8 +46,15 @@ func makeVarsProvider(ctx android.MakeVarsContext) {
ctx.Strict("JAVADOC", "${JavadocCmd}")
ctx.Strict("COMMON_JDK_FLAGS", "${CommonJdkFlags}")
ctx.Strict("DX", "${D8Cmd}")
ctx.Strict("DX_COMMAND", "${D8Cmd} -JXms16M -JXmx2048M")
if ctx.Config().UseD8Desugar() {
ctx.Strict("DX", "${D8Cmd}")
ctx.Strict("DX_COMMAND", "${D8Cmd} -JXms16M -JXmx2048M")
ctx.Strict("USE_D8_DESUGAR", "true")
} else {
ctx.Strict("DX", "${DxCmd}")
ctx.Strict("DX_COMMAND", "${DxCmd} -JXms16M -JXmx2048M")
ctx.Strict("USE_D8_DESUGAR", "false")
}
ctx.Strict("R8_COMPAT_PROGUARD", "${R8Cmd}")
ctx.Strict("TURBINE", "${TurbineJar}")

120
java/dex.go
View File

@ -22,6 +22,78 @@ import (
"android/soong/android"
)
var desugar = pctx.AndroidStaticRule("desugar",
blueprint.RuleParams{
Command: `rm -rf $dumpDir && mkdir -p $dumpDir && ` +
`${config.JavaCmd} ` +
`-Djdk.internal.lambda.dumpProxyClasses=$$(cd $dumpDir && pwd) ` +
`$javaFlags ` +
`-jar ${config.DesugarJar} $classpathFlags $desugarFlags ` +
`-i $in -o $out`,
CommandDeps: []string{"${config.DesugarJar}", "${config.JavaCmd}"},
},
"javaFlags", "classpathFlags", "desugarFlags", "dumpDir")
func (j *Module) desugar(ctx android.ModuleContext, flags javaBuilderFlags,
classesJar android.Path, jarName string) android.Path {
desugarFlags := []string{
"--min_sdk_version " + j.minSdkVersionNumber(ctx),
"--desugar_try_with_resources_if_needed=false",
"--allow_empty_bootclasspath",
}
if inList("--core-library", j.deviceProperties.Dxflags) {
desugarFlags = append(desugarFlags, "--core_library")
}
desugarJar := android.PathForModuleOut(ctx, "desugar", jarName)
dumpDir := android.PathForModuleOut(ctx, "desugar", "classes")
javaFlags := ""
if ctx.Config().UseOpenJDK9() {
javaFlags = "--add-opens java.base/java.lang.invoke=ALL-UNNAMED"
}
var classpathFlags []string
classpathFlags = append(classpathFlags, flags.bootClasspath.FormDesugarClasspath("--bootclasspath_entry")...)
classpathFlags = append(classpathFlags, flags.classpath.FormDesugarClasspath("--classpath_entry")...)
var deps android.Paths
deps = append(deps, flags.bootClasspath...)
deps = append(deps, flags.classpath...)
ctx.Build(pctx, android.BuildParams{
Rule: desugar,
Description: "desugar",
Output: desugarJar,
Input: classesJar,
Implicits: deps,
Args: map[string]string{
"dumpDir": dumpDir.String(),
"javaFlags": javaFlags,
"classpathFlags": strings.Join(classpathFlags, " "),
"desugarFlags": strings.Join(desugarFlags, " "),
},
})
return desugarJar
}
var dx = pctx.AndroidStaticRule("dx",
blueprint.RuleParams{
Command: `rm -rf "$outDir" && mkdir -p "$outDir" && ` +
`${config.DxCmd} --dex --output=$outDir $dxFlags $in && ` +
`${config.SoongZipCmd} -o $outDir/classes.dex.jar -C $outDir -D $outDir && ` +
`${config.MergeZipsCmd} -D -stripFile "*.class" $out $outDir/classes.dex.jar $in`,
CommandDeps: []string{
"${config.DxCmd}",
"${config.SoongZipCmd}",
"${config.MergeZipsCmd}",
},
},
"outDir", "dxFlags")
var d8 = pctx.AndroidStaticRule("d8",
blueprint.RuleParams{
Command: `rm -rf "$outDir" && mkdir -p "$outDir" && ` +
@ -53,24 +125,39 @@ var r8 = pctx.AndroidStaticRule("r8",
},
"outDir", "outDict", "dxFlags", "r8Flags")
func (j *Module) dxFlags(ctx android.ModuleContext) []string {
func (j *Module) dxFlags(ctx android.ModuleContext, fullD8 bool) []string {
flags := j.deviceProperties.Dxflags
// Translate all the DX flags to D8 ones until all the build files have been migrated
// to D8 flags. See: b/69377755
flags = android.RemoveListFromList(flags,
[]string{"--core-library", "--dex", "--multi-dex"})
if fullD8 {
// Translate all the DX flags to D8 ones until all the build files have been migrated
// to D8 flags. See: b/69377755
flags = android.RemoveListFromList(flags,
[]string{"--core-library", "--dex", "--multi-dex"})
}
if ctx.Config().Getenv("NO_OPTIMIZE_DX") != "" {
flags = append(flags, "--debug")
if fullD8 {
flags = append(flags, "--debug")
} else {
flags = append(flags, "--no-optimize")
}
}
if ctx.Config().Getenv("GENERATE_DEX_DEBUG") != "" {
flags = append(flags,
"--debug",
"--verbose")
if !fullD8 {
flags = append(flags,
"--dump-to="+android.PathForModuleOut(ctx, "classes.lst").String(),
"--dump-width=1000")
}
}
flags = append(flags, "--min-api "+j.minSdkVersionNumber(ctx))
if fullD8 {
flags = append(flags, "--min-api "+j.minSdkVersionNumber(ctx))
} else {
flags = append(flags, "--min-sdk-version="+j.minSdkVersionNumber(ctx))
}
return flags
}
@ -79,7 +166,7 @@ func (j *Module) r8Flags(ctx android.ModuleContext, flags javaBuilderFlags) (r8F
// When an app contains references to APIs that are not in the SDK specified by
// its LOCAL_SDK_VERSION for example added by support library or by runtime
// classes added by desugaring, we artifically raise the "SDK version" "linked" by
// classes added by desugar, we artifically raise the "SDK version" "linked" by
// ProGuard, to
// - suppress ProGuard warnings of referencing symbols unknown to the lower SDK version.
// - prevent ProGuard stripping subclass in the support library that extends class added in the higher SDK version.
@ -136,8 +223,13 @@ func (j *Module) compileDex(ctx android.ModuleContext, flags javaBuilderFlags,
classesJar android.Path, jarName string) android.Path {
useR8 := Bool(j.deviceProperties.Optimize.Enabled)
fullD8 := useR8 || ctx.Config().UseD8Desugar()
dxFlags := j.dxFlags(ctx)
if !fullD8 {
classesJar = j.desugar(ctx, flags, classesJar, jarName)
}
dxFlags := j.dxFlags(ctx, fullD8)
// Compile classes.jar into classes.dex and then javalib.jar
javalibJar := android.PathForModuleOut(ctx, "dex", jarName)
@ -164,9 +256,15 @@ func (j *Module) compileDex(ctx android.ModuleContext, flags javaBuilderFlags,
},
})
} else {
rule := dx
desc := "dx"
if fullD8 {
rule = d8
desc = "d8"
}
ctx.Build(pctx, android.BuildParams{
Rule: d8,
Description: "d8",
Rule: rule,
Description: desc,
Output: javalibJar,
Input: classesJar,
Args: map[string]string{