Slightly refactored cross compilation infrastructure.

This commit is contained in:
Alexander Gorshenev
2017-04-03 15:16:34 +03:00
committed by alexander-gorshenev
parent 8b148fd35c
commit 7d111c4d31
6 changed files with 133 additions and 203 deletions
@@ -178,12 +178,13 @@ private fun maybeExecuteHelper(dependenciesRoot: String, properties: Properties,
private fun Properties.defaultCompilerOpts(target: String, dependencies: String): List<String> {
val hostSysRootDir = this.getOsSpecific("sysRoot", target)!!
val arch = this.getOsSpecific("arch", target)!!
val hostSysRootDir = this.getOsSpecific("sysRoot")!!
val hostSysRoot = "$dependencies/$hostSysRootDir"
val targetSysRootDir = this.getOsSpecific("targetSysRoot", target) ?: hostSysRootDir
val targetSysRoot = "$dependencies/$targetSysRootDir"
val sysRoot = targetSysRoot
val llvmHomeDir = this.getOsSpecific("llvmHome", target)!!
val llvmHomeDir = this.getOsSpecific("llvmHome")!!
val llvmHome = "$dependencies/$llvmHomeDir"
val llvmVersion = this.getProperty("llvmVersion")!!
@@ -197,44 +198,25 @@ private fun Properties.defaultCompilerOpts(target: String, dependencies: String)
// We workaround the problem with -isystem flag below.
val isystem = "$llvmHome/lib/clang/$llvmVersion/include"
when (target) {
"osx" ->
when (detectHost()) {
"osx" -> {
val osVersionMinFlag = this.getOsSpecific("osVersionMinFlagClang", target)!!
val osVersionMinValue = this.getOsSpecific("osVersionMin", target)!!
return listOf(
"-arch", arch,
"-isystem", isystem,
"-B$hostSysRoot/usr/bin",
"--sysroot=$sysRoot",
"-mmacosx-version-min=10.11")
"osx-ios" ->
return listOf(
"-arch", "arm64",
"-isystem", isystem,
"-B$hostSysRoot/usr/bin",
"--sysroot=$sysRoot",
"-miphoneos-version-min=5.0.0")
"osx-ios-sim" ->
return listOf(
"-arch", "x86_64",
"-isystem", isystem,
"-B$hostSysRoot/usr/bin",
"--sysroot=$sysRoot",
"-mios-simulator-version-min=5.0.0")
"$osVersionMinFlag=$osVersionMinValue")
}
"linux" -> {
val gccToolChainDir = this.getOsSpecific("gccToolChain", target)!!
val gccToolChain= "$dependencies/$gccToolChainDir"
val quadruple = this.getOsSpecific("quadruple", target)!!
return listOf(
"-isystem", isystem,
"--gcc-toolchain=$gccToolChain",
"-L$llvmHome/lib",
"-B$hostSysRoot/../bin",
"--sysroot=$sysRoot")
}
"linux-raspberrypi" -> {
val gccToolChainDir = this.getOsSpecific("gccToolChain", target)!!
val gccToolChain= "$dependencies/$gccToolChainDir"
return listOf(
"-target", "armv7-unknown-linux-gnueabihf",
"-target", quadruple,
"-isystem", isystem,
"--gcc-toolchain=$gccToolChain",
"-L$llvmHome/lib",
@@ -26,6 +26,8 @@ class Distribution(val config: CompilerConfiguration) {
if (!targetManager.crossCompile) "host"
else targetManager.current.name.toLowerCase()
val suffix = targetManager.currentSuffix()
val hostSuffix = TargetManager.host.suffix
init { if (!targetManager.crossCompile) assert(suffix == hostSuffix) }
private fun findKonanHome(): String {
val value = System.getProperty("konan.home", "dist")
@@ -49,10 +51,10 @@ class Distribution(val config: CompilerConfiguration) {
val runtime = config.get(KonanConfigKeys.RUNTIME_FILE)
?: "$lib/runtime.bc"
val llvmHome = "$dependenciesDir/${properties.propertyString("llvmHome.$suffix")}"
val sysRoot = "$dependenciesDir/${properties.propertyString("sysRoot.$suffix")}"
val libGcc = "$dependenciesDir/${properties.propertyString("libGcc.$suffix")}"
val llvmHome = "$dependenciesDir/${properties.propertyString("llvmHome.$hostSuffix")}"
val sysRoot = "$dependenciesDir/${properties.propertyString("sysRoot.$hostSuffix")}"
val libGcc = "$dependenciesDir/${properties.propertyString("libGcc.$suffix")}"
val targetSysRoot = if (properties.hasProperty("targetSysRoot.$suffix")) {
"$dependenciesDir/${properties.propertyString("targetSysRoot.$suffix")}"
} else {
@@ -23,21 +23,26 @@ public class KonanProperties(val propertyFile: String) {
val properties = Properties()
fun String.suffix(suf: String?): String =
if (suf == null) this
else "${this}.${suf}"
init {
val file = File(propertyFile)
file.bufferedReader()?.use { reader ->
file.bufferedReader().use { reader ->
properties.load(reader)
}
}
fun propertyString(key: String): String? = properties.getProperty(key)
fun propertyString(key: String, default: String) : String = properties.getProperty(key, default)
fun propertyString(key: String, suffix: String? = null): String?
= properties.getProperty(key.suffix(suffix))
fun propertyList(key: String): List<String> {
val value = properties.getProperty(key)
fun propertyList(key: String, suffix: String? = null): List<String> {
val value = properties.getProperty(key.suffix(suffix))
return value?.split(' ') ?: listOf<String>()
}
fun hasProperty(key: String): Boolean = properties.getProperty(key) != null
fun hasProperty(key: String, suffix: String? = null): Boolean
= properties.getProperty(key.suffix(suffix)) != null
}
@@ -19,12 +19,12 @@ package org.jetbrains.kotlin.backend.konan
import org.jetbrains.kotlin.config.CommonConfigurationKeys
import org.jetbrains.kotlin.config.CompilerConfiguration
enum class KonanTarget(var enabled: Boolean = false) {
IPHONE,
IPHONE_SIM,
LINUX,
MACBOOK,
RASPBERRYPI
enum class KonanTarget(val suffix: String, var enabled: Boolean = false) {
IPHONE("ios"),
IPHONE_SIM("ios-sim"),
LINUX("linux"),
MACBOOK("osx"),
RASPBERRYPI("raspberrypi")
}
class TargetManager(val config: CompilerConfiguration) {
@@ -42,6 +42,8 @@ class TargetManager(val config: CompilerConfiguration) {
KonanTarget.IPHONE.enabled = true
KonanTarget.IPHONE_SIM.enabled = true
}
else ->
error("Unknown host platform: $host")
}
if (!current.enabled) {
@@ -53,7 +55,7 @@ class TargetManager(val config: CompilerConfiguration) {
if (targets[name] == null) {
error("Unknown target: $name. Use -list_targets to see the list of available targets")
}
return name!!
return name
}
fun list() {
@@ -75,24 +77,8 @@ class TargetManager(val config: CompilerConfiguration) {
}
fun currentSuffix(): String {
if (host == KonanTarget.MACBOOK) {
when (current) {
KonanTarget.MACBOOK -> return("osx")
KonanTarget.IPHONE -> return("osx-ios")
KonanTarget.IPHONE_SIM -> return("osx-ios-sim")
else -> error("Impossible combination of $host and $current")
}
}
if (host == KonanTarget.LINUX) {
when (current) {
KonanTarget.LINUX -> return("linux")
KonanTarget.RASPBERRYPI -> return("linux-raspberrypi")
KonanTarget.IPHONE -> return("linux-ios")
KonanTarget.IPHONE_SIM -> return("linux-ios-sim")
else -> error("Impossible combination of $host and $current")
}
}
error("Unknown host target $host)")
return host.suffix +
if (host != current) "-${current.suffix}" else ""
}
companion object {
@@ -29,39 +29,53 @@ typealias ExecutableFile = String
internal abstract class PlatformFlags(val distribution: Distribution) {
val properties = distribution.properties
abstract val llvmLtoNooptFlags: List<String>
abstract val llvmLtoOptFlags: List<String>
abstract val llvmLtoFlags: List<String>
abstract val llvmLlcFlags: List<String>
val hostSuffix = TargetManager.host.suffix
val targetSuffix = distribution.suffix
val arch = propertyTargetString("arch")
open val llvmLtoNooptFlags
= propertyHostList("llvmLtoNooptFlags")
open val llvmLtoOptFlags
= propertyHostList("llvmLtoOptFlags")
open val llvmLtoFlags
= propertyHostList("llvmLtoFlags")
open val entrySelector
= propertyHostList("entrySelector")
open val linkerOptimizationFlags
= propertyHostList("linkerOptimizationFlags")
open val linkerKonanFlags
= propertyHostList("linkerKonanFlags")
abstract val linker: String
abstract val linkerKonanFlags: List<String>
abstract val linkerOptimizationFlags: List<String>
abstract fun linkCommand(objectFiles: List<ObjectFile>,
executable: ExecutableFile, optimize: Boolean): List<String>
protected fun propertyHostString(name: String)
= properties.propertyString(name, hostSuffix)!!
protected fun propertyHostList(name: String)
= properties.propertyList(name, hostSuffix)
protected fun propertyTargetString(name: String)
= properties.propertyString(name, targetSuffix)!!
protected fun propertyTargetList(name: String)
= properties.propertyList(name, targetSuffix)
protected fun propertyCommonString(name: String)
= properties.propertyString(name, null)!!
protected fun propertyCommonList(name: String)
= properties.propertyList(name, null)
}
internal open class MacOSPlatform(distribution: Distribution)
internal open class MacOSBasedPlatform(distribution: Distribution)
: PlatformFlags(distribution) {
override val llvmLtoNooptFlags = properties.propertyList("llvmLtoNooptFlags.osx")
override val llvmLtoOptFlags = properties.propertyList("llvmLtoOptFlags.osx")
override val llvmLtoFlags = properties.propertyList("llvmLtoFlags.osx")
override val llvmLlcFlags = properties.propertyList("llvmLlcFlags.osx")
override val linkerOptimizationFlags =
properties.propertyList("linkerOptimizationFlags.osx")
override val linkerKonanFlags = properties.propertyList("linkerKonanFlags.osx")
override val linker = "${distribution.sysRoot}/usr/bin/ld"
private val dsymutil = "${distribution.llvmBin}/llvm-dsymutil"
open val arch = properties.propertyString("arch.osx")!!
open val osVersionMin = properties.propertyList("osVersionMin.osx")
open val osVersionMin = listOf(
propertyTargetString("osVersionMinFlagLd"),
propertyTargetString("osVersionMin")+".0")
open val sysRoot = distribution.sysRoot
open val targetSysRoot = sysRoot
open val targetSysRoot = distribution.targetSysRoot
override fun linkCommand(objectFiles: List<String>, executable: String, optimize: Boolean): List<String> {
@@ -76,66 +90,39 @@ internal open class MacOSPlatform(distribution: Distribution)
linkerKonanFlags +
listOf("-lSystem")
}
open fun dsymutilCommand(executable: ExecutableFile): List<String> {
return listOf(dsymutil, executable)
}
open fun dsymutilDryRunVerboseCommand(executable: ExecutableFile): List<String> {
return listOf(dsymutil, "-dump-debug-map" ,executable)
}
}
internal class IPhoneOSfromMacOSPlatform(distribution: Distribution)
: MacOSPlatform(distribution) {
override val arch = properties.propertyString("arch.osx-ios")!!
override val osVersionMin = properties.propertyList("osVersionMin.osx-ios")
override val llvmLlcFlags = properties.propertyList("llvmLlcFlags.osx-ios")
override val targetSysRoot = "${distribution.dependenciesDir}/${properties.propertyString("targetSysRoot.osx-ios")!!}"
}
internal class IPhoneSimulatorFromMacOSPlatform(distribution: Distribution)
: MacOSPlatform(distribution) {
override val arch = properties.propertyString("arch.osx-ios-sim")!!
override val osVersionMin = properties.propertyList("osVersionMin.osx-ios-sim")
override val llvmLlcFlags = properties.propertyList("llvmLlcFlags.osx-ios-sim")
override val targetSysRoot = "${distribution.dependenciesDir}/${properties.propertyString("targetSysRoot.osx-ios-sim")!!}"
}
internal open class LinuxPlatform(distribution: Distribution)
internal open class LinuxBasedPlatform(distribution: Distribution)
: PlatformFlags(distribution) {
open val sysRoot = distribution.sysRoot
open val targetSysRoot = distribution.targetSysRoot
val llvmLib = distribution.llvmLib
val libGcc = distribution.libGcc
override val llvmLtoNooptFlags = properties.propertyList("llvmLtoNooptFlags.linux")
override val llvmLtoOptFlags = properties.propertyList("llvmLtoOptFlags.linux")
override val llvmLtoFlags = properties.propertyList("llvmLtoFlags.linux")
override val llvmLlcFlags = properties.propertyList("llvmLlcFlags.linux")
override val linkerOptimizationFlags =
properties.propertyList("linkerOptimizationFlags.linux")
override val linkerKonanFlags = properties.propertyList("linkerKonanFlags.linux")
override val linker = "${distribution.sysRoot}/../bin/ld.gold"
val pluginOptimizationFlags =
properties.propertyList("pluginOptimizationFlags.linux")
open val pluginOptimizationFlags =
propertyHostList("pluginOptimizationFlags")
open val dynamicLinker =
propertyTargetString("dynamicLinker")
open val specificLibs
= propertyTargetList("abiSpecificLibraries").map{it -> "-L${targetSysRoot}/$it"}
override fun linkCommand(objectFiles: List<String>, executable: String, optimize: Boolean): List<String> {
// TODO: Can we extract more to the konan.properties?
return mutableListOf<String>("$linker",
"--sysroot=${sysRoot}",
"--sysroot=${targetSysRoot}",
"-export-dynamic", "-z", "relro", "--hash-style=gnu",
"--build-id", "--eh-frame-hdr", "-m", "elf_x86_64",
"-dynamic-linker", "/lib64/ld-linux-x86-64.so.2",
"--build-id", "--eh-frame-hdr", // "-m", "elf_x86_64",
"-dynamic-linker", dynamicLinker,
"-o", executable,
"${sysRoot}/usr/lib64/crt1.o", "${sysRoot}/usr/lib64/crti.o", "${libGcc}/crtbegin.o",
"-L${llvmLib}", "-L${libGcc}", "-L${sysRoot}/../lib64", "-L${sysRoot}/lib64",
"-L${sysRoot}/usr/lib64", "-L${sysRoot}/../lib", "-L${sysRoot}/lib", "-L${sysRoot}/usr/lib") +
"${targetSysRoot}/usr/lib64/crt1.o", "${targetSysRoot}/usr/lib64/crti.o", "${libGcc}/crtbegin.o",
"-L${llvmLib}", "-L${libGcc}") +
specificLibs +
listOf("-L${targetSysRoot}/../lib", "-L${targetSysRoot}/lib", "-L${targetSysRoot}/usr/lib") +
if (optimize) listOf("-plugin", "$llvmLib/LLVMgold.so") + pluginOptimizationFlags else {listOf<String>()} +
objectFiles +
if (optimize) linkerOptimizationFlags else {listOf<String>()} +
@@ -143,31 +130,7 @@ internal open class LinuxPlatform(distribution: Distribution)
listOf("-lgcc", "--as-needed", "-lgcc_s", "--no-as-needed",
"-lc", "-lgcc", "--as-needed", "-lgcc_s", "--no-as-needed",
"${libGcc}/crtend.o",
"${sysRoot}/usr/lib64/crtn.o")
}
}
internal class RaspberryPiPlatform(distribution: Distribution)
: LinuxPlatform(distribution) {
override val sysRoot = "${distribution.dependenciesDir}/${properties.propertyString("targetSysRoot.linux-raspberrypi")!!}"
override fun linkCommand(objectFiles: List<String>, executable: String, optimize: Boolean): List<String> {
// TODO: Can we extract more to the konan.properties?
return mutableListOf<String>("$linker",
"--sysroot=${sysRoot}",
"-export-dynamic", "-z", "relro", "--hash-style=gnu",
"--build-id", "--eh-frame-hdr",
"-dynamic-linker", "/lib/ld-linux-armhf.so.3",
"-o", executable,
"${sysRoot}/usr/lib/crt1.o", "${sysRoot}/usr/lib/crti.o", "${libGcc}/crtbegin.o",
"-L${llvmLib}", "-L${libGcc}", "-L${sysRoot}/../lib/arm-linux-gnueabihf", "-L${sysRoot}/lib/arm-linux-gnueabihf",
"-L${sysRoot}/usr/lib/arm-linux-gnueabihf", "-L${sysRoot}/../lib", "-L${sysRoot}/lib", "-L${sysRoot}/usr/lib") +
if (optimize) listOf("-plugin", "$llvmLib/LLVMgold.so") + pluginOptimizationFlags else {listOf<String>()} +
objectFiles +
if (optimize) linkerOptimizationFlags else {listOf<String>()} +
linkerKonanFlags +
listOf("-lgcc", "-lgcc_s", "-lc", "${libGcc}/crtend.o", "${sysRoot}/usr/lib/crtn.o")
"${targetSysRoot}/usr/lib64/crtn.o")
}
}
@@ -181,21 +144,12 @@ internal class LinkStage(val context: Context) {
private val properties = distribution.properties
val platform = when (TargetManager.host) {
KonanTarget.LINUX -> when (targetManager.current) {
KonanTarget.LINUX -> LinuxPlatform(distribution)
KonanTarget.RASPBERRYPI -> RaspberryPiPlatform(distribution)
else -> TODO("Target not implemented yet.")
}
KonanTarget.MACBOOK -> when (targetManager.current) {
KonanTarget.IPHONE_SIM
-> IPhoneSimulatorFromMacOSPlatform(distribution)
KonanTarget.IPHONE
-> IPhoneOSfromMacOSPlatform(distribution)
KonanTarget.MACBOOK
-> MacOSPlatform(distribution)
else -> TODO("Target not implemented yet.")
}
else -> TODO("Target not implemented yet")
KonanTarget.LINUX ->
LinuxBasedPlatform(distribution)
KonanTarget.MACBOOK ->
MacOSBasedPlatform(distribution)
else ->
error("Unexpected host platform")
}
val suffix = targetManager.currentSuffix()
@@ -258,7 +212,7 @@ internal class LinkStage(val context: Context) {
// And just do the same on Linux.
val entryPointSelector: List<String>
get() = if (nomain) listOf()
else properties.propertyList("entrySelector.$suffix")
else platform.entrySelector
fun link(objectFiles: List<ObjectFile>): ExecutableFile {
val executable = config.get(KonanConfigKeys.EXECUTABLE_FILE)!!
@@ -268,11 +222,6 @@ internal class LinkStage(val context: Context) {
entryPointSelector
runTool(*linkCommand.toTypedArray())
if (platform is MacOSPlatform && context.shouldContainDebugInfo()) {
if (context.phase?.verbose ?: false)
runTool(*platform.dsymutilDryRunVerboseCommand(executable).toTypedArray())
runTool(*platform.dsymutilCommand(executable).toTypedArray())
}
return executable
}
+34 -28
View File
@@ -27,24 +27,23 @@ llvmHome.osx = clang-llvm-3.9.0-darwin-macos
llvmLtoFlags.osx = -exported-symbol=_Konan_main
llvmLtoOptFlags.osx = -O3 -function-sections
llvmLtoNooptFlags.osx = -O1
llvmLlcFlags.osx = -mtriple=x86_64-apple-macosx10.11.0 --disable-fp-elim
linkerKonanFlags.osx = -lc++
linkerOptimizationFlags.osx = -dead_strip
osVersionMin.osx = -macosx_version_min 10.11.0
osVersionMinFlagLd.osx = -macosx_version_min
osVersionMinFlagClang.osx = -mmacosx-version-min
osVersionMin.osx = 10.11
entrySelector.osx = -alias _Konan_main _main
dependencies.osx = target-sysroot-1-darwin-macos libffi-3.2.1-2-darwin-macos clang-llvm-3.9.0-darwin-macos
dependencies.osx = target-sysroot-1-darwin-macos \
libffi-3.2.1-2-darwin-macos \
clang-llvm-3.9.0-darwin-macos
# iphone
arch.osx-ios = arm64
sysRoot.osx-ios = target-sysroot-1-darwin-macos
targetSysRoot.osx-ios = target-sysroot-2-darwin-ios
libffiDir.osx-ios = libffi-3.2.1-2-darwin-ios
llvmHome.osx-ios = clang-llvm-3.9.0-darwin-macos
llvmLlcFlags.osx-ios = -mtriple=arm64-apple-ios8.0.0 --disable-fp-elim
linkerKonanFlags.osx-ios = -lc++
linkerOptimizationFlags.osx-ios = -dead_strip
osVersionMin.osx-ios = -iphoneos_version_min 8.0.0
entrySelector.osx-ios = -alias _Konan_main _main
osVersionMinFlagLd.osx-ios = -iphoneos_version_min
osVersionMinFlagClang.osx-ios = -miphoneos-version-min
osVersionMin.osx-ios = 8.0
dependencies.osx-ios = target-sysroot-1-darwin-macos \
libffi-3.2.1-2-darwin-ios \
clang-llvm-3.9.0-darwin-macos \
@@ -52,21 +51,19 @@ dependencies.osx-ios = target-sysroot-1-darwin-macos \
# iphone_sim
arch.osx-ios-sim = x86_64
sysRoot.osx-ios-sim = target-sysroot-1-darwin-macos
targetSysRoot.osx-ios-sim = target-sysroot-1-darwin-ios-sim
libffiDir.osx-ios-sim = libffi-3.2.1-2-darwin-ios-sim
llvmHome.osx-ios-sim = clang-llvm-3.9.0-darwin-macos
llvmLlcFlags.osx-ios-sim = -mtriple=x86_64-apple-ios5.0.0 --disable-fp-elim
linkerKonanFlags.osx-ios-sim = -lc++
linkerOptimizationFlags.osx-ios-sim = -dead_strip
osVersionMin.osx-ios-sim = -ios_simulator_version_min 5.0.0
entrySelector.osx-ios-sim = -alias _Konan_main _main
osVersionMinFlagLd.osx-ios-sim = -ios_simulator_version_min
osVersionMinFlagClang.osx-ios-sim = -mios-simulator-version-min
osVersionMin.osx-ios-sim = 8.0
dependencies.osx-ios-sim = target-sysroot-1-darwin-macos \
libffi-3.2.1-2-darwin-ios-sim \
clang-llvm-3.9.0-darwin-macos \
target-sysroot-1-darwin-ios-sim
# linux
arch.linux = x86_64
quadruple.linux = x86_64-unknown-linux-gnu
sysRoot.linux = target-gcc-toolchain-3-linux-x86-64/x86_64-unknown-linux-gnu/sysroot
libffiDir.linux = libffi-3.2.1-2-linux-x86-64
llvmHome.linux = clang-llvm-3.9.0-linux-x86-64
@@ -79,22 +76,31 @@ llvmLlcFlags.linux = -march=x86-64
linkerKonanFlags.linux = -Bstatic -lstdc++ -Bdynamic -ldl -lm -lpthread
linkerOptimizationFlags.linux = --gc-sections
pluginOptimizationFlags.linux = -plugin-opt=mcpu=x86-64 -plugin-opt=O3
dynamicLinker.linux = /lib64/ld-linux-x86-64.so.2
entrySelector.linux = --defsym main=Konan_main
dependencies.linux = clang-llvm-3.9.0-linux-x86-64 target-gcc-toolchain-3-linux-x86-64 libffi-3.2.1-2-linux-x86-64
# targetSysRoot relative
abiSpecificLibraries = ../lib64 lib64 usr/lib64
dependencies.linux = \
clang-llvm-3.9.0-linux-x86-64 \
target-gcc-toolchain-3-linux-x86-64 \
libffi-3.2.1-2-linux-x86-64
# Raspberry Pi
arch.linux-raspberrypi = armv7
sysRoot.linux-raspberrypi = target-gcc-toolchain-3-linux-x86-64/x86_64-unknown-linux-gnu/sysroot
quadruple.linux-raspberrypi = armv7-unknown-linux-gnueabihf
targetSysRoot.linux-raspberrypi = target-sysroot-1-raspberrypi
libffiDir.linux-raspberrypi = libffi-3.2.1-2-raspberrypi
llvmHome.linux-raspberrypi = clang-llvm-3.9.0-linux-x86-64
libGcc.linux-raspberrypi = target-sysroot-1-raspberrypi/lib/gcc/arm-linux-gnueabihf/4.8.3/
gccToolChain.linux-raspberrypi = target-gcc-toolchain-3-linux-x86-64
llvmLlcFlags.linux-raspberrypi = -mtriple=armv7-unknown-linux-gnueabihf --disable-fp-elim -float-abi=hard
linkerKonanFlags.linux-raspberrypi = -Bstatic -lstdc++ -Bdynamic -ldl -lm -lc -lpthread -fuse-ld=gold
entrySelector.linux-raspberrypi = --defsym main=Konan_main
dependencies.linux-raspberrypi = clang-llvm-3.9.0-linux-x86-64 \
target-gcc-toolchain-3-linux-x86-64 \
target-sysroot-1-raspberrypi \
libffi-3.2.1-2-linux-x86-64 \
libffi-3.2.1-2-raspberrypi
dynamicLinker.linux-raspberrypi = /lib/ld-linux-armhf.so.3
# targetSysRoot relative
abiSpecificLibraries = \
../lib/arm-linux-gnueabihf \
lib/arm-linux-gnueabihf \
usr/lib/arm-linux-gnueabihf
dependencies.linux-raspberrypi = \
clang-llvm-3.9.0-linux-x86-64 \
target-gcc-toolchain-3-linux-x86-64 \
target-sysroot-1-raspberrypi \
libffi-3.2.1-2-linux-x86-64 \
libffi-3.2.1-2-raspberrypi