Fixes for compiling corert for arm architecture

cross/armel/sources.list.jessie

@@ -0,0 +1,3 @@
+# Debian (jessie)   # Stable
+deb http://ftp.debian.org/debian/ jessie main contrib non-free
+deb-src http://ftp.debian.org/debian/ jessie main contrib non-free

cross/armel/tizen-build-rootfs.sh

@@ -0,0 +1,44 @@
+#!/usr/bin/env bash
+set -e
+
+__ARM_SOFTFP_CrossDir=$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )
+__TIZEN_CROSSDIR="$__ARM_SOFTFP_CrossDir/tizen"
+
+if [[ -z "$ROOTFS_DIR" ]]; then
+    echo "ROOTFS_DIR is not defined."
+    exit 1;
+fi
+
+# Clean-up (TODO-Cleanup: We may already delete  $ROOTFS_DIR at ./cross/build-rootfs.sh.)
+# hk0110
+if [ -d "$ROOTFS_DIR" ]; then
+    umount $ROOTFS_DIR/*
+    rm -rf $ROOTFS_DIR
+fi
+
+TIZEN_TMP_DIR=$ROOTFS_DIR/tizen_tmp
+mkdir -p $TIZEN_TMP_DIR
+
+# Download files
+echo ">>Start downloading files"
+VERBOSE=1 $__ARM_SOFTFP_CrossDir/tizen-fetch.sh $TIZEN_TMP_DIR
+echo "<<Finish downloading files"
+
+echo ">>Start constructing Tizen rootfs"
+TIZEN_RPM_FILES=`ls $TIZEN_TMP_DIR/*.rpm`
+cd $ROOTFS_DIR
+for f in $TIZEN_RPM_FILES; do
+    rpm2cpio $f  | cpio -idm --quiet
+done
+echo "<<Finish constructing Tizen rootfs"
+
+# Cleanup tmp
+rm -rf $TIZEN_TMP_DIR
+
+# Configure Tizen rootfs
+echo ">>Start configuring Tizen rootfs"
+rm ./usr/lib/libunwind.so
+ln -s libunwind.so.8 ./usr/lib/libunwind.so
+ln -sfn asm-arm ./usr/include/asm
+patch -p1 < $__TIZEN_CROSSDIR/tizen.patch
+echo "<<Finish configuring Tizen rootfs"

cross/armel/tizen-fetch.sh

@@ -0,0 +1,174 @@
+#!/usr/bin/env bash
+set -e
+
+if [[ -z "${VERBOSE// }" ]] || [ "$VERBOSE" -ne "$VERBOSE" ] 2>/dev/null; then
+	VERBOSE=0
+fi
+
+Log()
+{
+	if [ $VERBOSE -ge $1 ]; then
+		echo ${@:2}
+	fi
+}
+
+Inform()
+{
+	Log 1 -e "\x1B[0;34m$@\x1B[m"
+}
+
+Debug()
+{
+	Log 2 -e "\x1B[0;32m$@\x1B[m"
+}
+
+Error()
+{
+	>&2 Log 0 -e "\x1B[0;31m$@\x1B[m"
+}
+
+Fetch()
+{
+	URL=$1
+	FILE=$2
+	PROGRESS=$3
+	if [ $VERBOSE -ge 1 ] && [ $PROGRESS ]; then
+		CURL_OPT="--progress-bar"
+	else
+		CURL_OPT="--silent"
+	fi
+	curl $CURL_OPT $URL > $FILE
+}
+
+hash curl 2> /dev/null || { Error "Require 'curl' Aborting."; exit 1; }
+hash xmllint 2> /dev/null || { Error "Require 'xmllint' Aborting."; exit 1; }
+hash sha256sum 2> /dev/null || { Error "Require 'sha256sum' Aborting."; exit 1; }
+
+TMPDIR=$1
+if [ ! -d $TMPDIR ]; then
+	TMPDIR=./tizen_tmp
+	Debug "Create temporary directory : $TMPDIR"
+	mkdir -p $TMPDIR 
+fi
+
+TIZEN_URL=http://download.tizen.org/releases/weekly/tizen
+BUILD_XML=build.xml
+REPOMD_XML=repomd.xml
+PRIMARY_XML=primary.xml
+TARGET_URL="http://__not_initialized"
+
+Xpath_get()
+{
+	XPATH_RESULT=''
+	XPATH=$1
+	XML_FILE=$2
+	RESULT=$(xmllint --xpath $XPATH $XML_FILE)
+	if [[ -z ${RESULT// } ]]; then
+		Error "Can not find target from $XML_FILE"
+		Debug "Xpath = $XPATH"
+		exit 1
+	fi
+	XPATH_RESULT=$RESULT
+}
+
+fetch_tizen_pkgs_init()
+{
+	TARGET=$1
+	PROFILE=$2
+	Debug "Initialize TARGET=$TARGET, PROFILE=$PROFILE"
+
+	TMP_PKG_DIR=$TMPDIR/tizen_${PROFILE}_pkgs
+	if [ -d $TMP_PKG_DIR ]; then rm -rf $TMP_PKG_DIR; fi
+	mkdir -p $TMP_PKG_DIR
+
+	PKG_URL=$TIZEN_URL/$PROFILE/latest
+
+	BUILD_XML_URL=$PKG_URL/$BUILD_XML
+	TMP_BUILD=$TMP_PKG_DIR/$BUILD_XML
+	TMP_REPOMD=$TMP_PKG_DIR/$REPOMD_XML
+	TMP_PRIMARY=$TMP_PKG_DIR/$PRIMARY_XML
+	TMP_PRIMARYGZ=${TMP_PRIMARY}.gz
+
+	Fetch $BUILD_XML_URL $TMP_BUILD
+
+	Debug "fetch $BUILD_XML_URL to $TMP_BUILD"
+
+	TARGET_XPATH="//build/buildtargets/buildtarget[@name=\"$TARGET\"]/repo[@type=\"binary\"]/text()"
+	Xpath_get $TARGET_XPATH $TMP_BUILD
+	TARGET_PATH=$XPATH_RESULT
+	TARGET_URL=$PKG_URL/$TARGET_PATH
+
+	REPOMD_URL=$TARGET_URL/repodata/repomd.xml
+	PRIMARY_XPATH='string(//*[local-name()="data"][@type="primary"]/*[local-name()="location"]/@href)'
+
+	Fetch $REPOMD_URL $TMP_REPOMD
+
+	Debug "fetch $REPOMD_URL to $TMP_REPOMD"
+
+	Xpath_get $PRIMARY_XPATH $TMP_REPOMD
+	PRIMARY_XML_PATH=$XPATH_RESULT
+	PRIMARY_URL=$TARGET_URL/$PRIMARY_XML_PATH
+
+	Fetch $PRIMARY_URL $TMP_PRIMARYGZ
+
+	Debug "fetch $PRIMARY_URL to $TMP_PRIMARYGZ"
+
+	gunzip $TMP_PRIMARYGZ 
+
+	Debug "unzip $TMP_PRIMARYGZ to $TMP_PRIMARY" 
+}
+
+fetch_tizen_pkgs()
+{
+	PROFILE=$1
+	PACKAGE_XPATH_TPL='string(//*[local-name()="metadata"]/*[local-name()="package"][*[local-name()="name"][text()="_PKG_"]]/*[local-name()="location"]/@href)'
+
+	PACKAGE_CHECKSUM_XPATH_TPL='string(//*[local-name()="metadata"]/*[local-name()="package"][*[local-name()="name"][text()="_PKG_"]]/*[local-name()="checksum"]/text())'
+
+	for pkg in ${@:2}
+	do
+		Inform "Fetching... $pkg"
+		XPATH=${PACKAGE_XPATH_TPL/_PKG_/$pkg}
+		Xpath_get $XPATH $TMP_PRIMARY
+		PKG_PATH=$XPATH_RESULT
+
+		XPATH=${PACKAGE_CHECKSUM_XPATH_TPL/_PKG_/$pkg}
+		Xpath_get $XPATH $TMP_PRIMARY
+		CHECKSUM=$XPATH_RESULT
+
+		PKG_URL=$TARGET_URL/$PKG_PATH
+		PKG_FILE=$(basename $PKG_PATH)
+		PKG_PATH=$TMPDIR/$PKG_FILE
+
+		Debug "Download $PKG_URL to $PKG_PATH"
+		Fetch $PKG_URL $PKG_PATH true
+
+		echo "$CHECKSUM $PKG_PATH" | sha256sum -c - > /dev/null
+		if [ $? -ne 0 ]; then
+			Error "Fail to fetch $PKG_URL to $PKG_PATH"
+			Debug "Checksum = $CHECKSUM"
+			exit 1
+		fi
+
+	done
+}
+
+Inform "Initialize arm base"
+fetch_tizen_pkgs_init arm base
+Inform "fetch base common packages"
+fetch_tizen_pkgs base gcc glibc glibc-devel linux-glibc-devel
+Inform "fetch base coreclr packages"
+fetch_tizen_pkgs base lldb lldb-devel libuuid libuuid-devel libgcc libstdc++ libstdc++-devel
+Inform "fetch base corefx packages"
+fetch_tizen_pkgs base libcom_err libcom_err-devel zlib zlib-devel libopenssl libopenssl-devel
+
+Inform "initialize arm mobile"
+fetch_tizen_pkgs_init arm-wayland mobile
+Inform "fetch mobile common packages"
+fetch_tizen_pkgs mobile libicu-devel
+Inform "fetch mobile coreclr packages"
+fetch_tizen_pkgs mobile libunwind libunwind-devel tizen-release
+Inform "fetch mobile corefx packages"
+fetch_tizen_pkgs mobile gssdp gssdp-devel krb5 krb5-devel libcurl libcurl-devel
+
+

cross/armel/tizen/tizen.patch

@@ -0,0 +1,33 @@
+diff -u -r a/usr/lib/libc.so b/usr/lib/libc.so
+--- a/usr/lib/libc.so	2016-12-30 23:00:08.284951863 +0900
++++ b/usr/lib/libc.so	2016-12-30 23:00:32.140951815 +0900
+@@ -2,4 +2,4 @@
+    Use the shared library, but some functions are only in
+    the static library, so try that secondarily.  */
+ OUTPUT_FORMAT(elf32-littlearm)
+-GROUP ( /lib/libc.so.6 /usr/lib/libc_nonshared.a  AS_NEEDED ( /lib/ld-linux.so.3 ) )
++GROUP ( libc.so.6 libc_nonshared.a  AS_NEEDED ( ld-linux.so.3 ) )
+diff -u -r a/usr/lib/libpthread.so b/usr/lib/libpthread.so
+--- a/usr/lib/libpthread.so	2016-12-30 23:00:19.408951841 +0900
++++ b/usr/lib/libpthread.so	2016-12-30 23:00:39.068951801 +0900
+@@ -2,4 +2,4 @@
+    Use the shared library, but some functions are only in
+    the static library, so try that secondarily.  */
+ OUTPUT_FORMAT(elf32-littlearm)
+-GROUP ( /lib/libpthread.so.0 /usr/lib/libpthread_nonshared.a )
++GROUP ( libpthread.so.0 libpthread_nonshared.a )
+diff -u -r a/usr/lib/libpthread.so b/usr/lib/libpthread.so
+--- a/etc/os-release  2016-10-17 23:39:36.000000000 +0900
++++ b/etc/os-release  2017-01-05 14:34:39.099867682 +0900
+@@ -1,7 +1,7 @@
+ NAME=Tizen
+-VERSION="3.0.0 (Tizen3/Mobile)"
++VERSION="4.0.0 (Tizen4/Mobile)"
+ ID=tizen
+-VERSION_ID=3.0.0
+-PRETTY_NAME="Tizen 3.0.0 (Tizen3/Mobile)"
++VERSION_ID=4.0.0
++PRETTY_NAME="Tizen 4.0.0 (Tizen4/Mobile)"
+ ANSI_COLOR="0;36"
+-CPE_NAME="cpe:/o:tizen:tizen:3.0.0"
++CPE_NAME="cpe:/o:tizen:tizen:4.0.0"

cross/armel/toolchain.cmake

@@ -0,0 +1,59 @@
+set(CROSS_ROOTFS $ENV{ROOTFS_DIR})
+
+set(CMAKE_SYSTEM_NAME Linux)
+set(CMAKE_SYSTEM_VERSION 1)
+set(CMAKE_SYSTEM_PROCESSOR armv7l)
+
+## Specify the toolchain
+set(TOOLCHAIN "arm-linux-gnueabi")
+set(TOOLCHAIN_PREFIX ${TOOLCHAIN}-)
+#set(CMAKE_C_COMPILER ${TOOLCHAIN_PREFIX}gcc)
+#set(CMAKE_CXX_COMPILER ${TOOLCHAIN_PREFIX}g++)
+#set(CMAKE_ASM_COMPILER ${TOOLCHAIN_PREFIX}as)
+#set(CMAKE_AR ${TOOLCHAIN_PREFIX}ar)
+#set(CMAKE_OBJCOPY ${TOOLCHAIN_PREFIX}objcopy)
+#set(CMAKE_OBJDUMP ${TOOLCHAIN_PREFIX}objdump)
+
+add_compile_options(-target armv7-linux-gnueabi)
+add_compile_options(-mthumb)
+add_compile_options(-mfpu=vfpv3)
+add_compile_options(--sysroot=${CROSS_ROOTFS})
+
+set(CROSS_LINK_FLAGS "${CROSS_LINK_FLAGS} -target ${TOOLCHAIN}")
+set(CROSS_LINK_FLAGS "${CROSS_LINK_FLAGS} --sysroot=${CROSS_ROOTFS}")
+
+if("$ENV{__DistroRid}" MATCHES "tizen.*")
+    add_compile_options(-I$ENV{ROOTFS_DIR}/usr/lib/gcc/armv7l-tizen-linux-gnueabi/4.9.2/include/c++/)
+    add_compile_options(-I$ENV{ROOTFS_DIR}/usr/lib/gcc/armv7l-tizen-linux-gnueabi/4.9.2/include/c++/armv7l-tizen-linux-gnueabi)
+    add_compile_options(-Wno-deprecated-declarations) # compile-time option
+    add_compile_options(-D__extern_always_inline=inline)
+    set(TIZEN_TOOLCHAIN "armv7l-tizen-linux-gnueabi/4.9.2")
+    set(CROSS_LINK_FLAGS "${CROSS_LINK_FLAGS} -B${CROSS_ROOTFS}/usr/lib/gcc/${TIZEN_TOOLCHAIN}")
+    set(CROSS_LINK_FLAGS "${CROSS_LINK_FLAGS} -L${CROSS_ROOTFS}/usr/lib/gcc/${TIZEN_TOOLCHAIN}")
+else()
+    # TODO: this setting assumes debian armel rootfs
+    include_directories(SYSTEM ${CROSS_ROOTFS}/usr/include/c++/4.9 ${CROSS_ROOTFS}/usr/include/${TOOLCHAIN}/c++/4.9 )   
+    set(CROSS_LINK_FLAGS "${CROSS_LINK_FLAGS} -B${CROSS_ROOTFS}/usr/lib/gcc/${TOOLCHAIN}/4.9")
+    set(CROSS_LINK_FLAGS "${CROSS_LINK_FLAGS} -L${CROSS_ROOTFS}/usr/lib/gcc/${TOOLCHAIN}/4.9")
+endif()
+
+set(CMAKE_EXE_LINKER_FLAGS    "${CMAKE_EXE_LINKER_FLAGS}    ${CROSS_LINK_FLAGS}" CACHE STRING "" FORCE)
+set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${CROSS_LINK_FLAGS}" CACHE STRING "" FORCE)
+set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} ${CROSS_LINK_FLAGS}" CACHE STRING "" FORCE)
+
+set(CMAKE_FIND_ROOT_PATH "${CROSS_ROOTFS}")
+set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)
+set(CMAKE_FIND_ROOT_PATH_MODE_PACKAGE ONLY)
+
+set(LLVM_ARM_DIR "$ENV{LLVM_ARM_HOME}")
+if(LLVM_ARM_DIR)
+    set(WITH_LLDB_LIBS "${LLVM_ARM_DIR}/lib/" CACHE STRING "")
+    set(WITH_LLDB_INCLUDES "${LLVM_ARM_DIR}/include" CACHE STRING "")
+    set(LLDB_H "${WITH_LLDB_INCLUDES}" CACHE STRING "")
+    set(LLDB "${LLVM_ARM_DIR}/lib/liblldb.so" CACHE STRING "")
+else()
+    set(WITH_LLDB_LIBS "${CROSS_ROOTFS}/usr/lib/${TOOLCHAIN}" CACHE STRING "")
+    set(WITH_LLDB_INCLUDES "${CROSS_ROOTFS}/usr/lib/llvm-3.6/include" CACHE STRING "")
+endif()