Merge pull request #3000 from knn-k/aarch64crossbuild1

AArch64: CMake build settings

cmake/modules/platform/arch/aarch64.cmake

@@ -20,9 +20,15 @@
 #############################################################################
 
 list(APPEND OMR_PLATFORM_DEFINITIONS
+	-DAARCH64
 	-DJ9AARCH64
 	-DAARCH64GNU
 	-DFIXUP_UNALIGNED
 	-march=armv8-a+simd
 	-Wno-unused-but-set-variable
 )
+
+set(TR_HOST_ARCH aarch64)
+set(TR_HOST_BITS 64)
+
+list(APPEND TR_COMPILE_DEFINITIONS TR_HOST_ARM64 TR_TARGET_ARM64 TR_HOST_64BIT TR_TARGET_64BIT)

cmake/modules/platform/toolcfg/gnu.cmake

@@ -26,15 +26,17 @@ set(OMR_ENHANCED_WARNING_FLAG -Wall)
 list(APPEND OMR_PLATFORM_COMPILE_OPTIONS -pthread)
 
 if(OMR_ENV_DATA64)
-	list(APPEND OMR_PLATFORM_COMPILE_OPTIONS
-		-m64
-	)
-	list(APPEND OMR_PLATFORM_EXE_LINKER_OPTIONS
-		-m64
-	)
-	list(APPEND OMR_PLATFORM_SHARED_LINKER_OPTIONS
-		-m64
-	)
+	if (NOT (CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64"))
+		list(APPEND OMR_PLATFORM_COMPILE_OPTIONS
+			-m64
+		)
+		list(APPEND OMR_PLATFORM_EXE_LINKER_OPTIONS
+			-m64
+		)
+		list(APPEND OMR_PLATFORM_SHARED_LINKER_OPTIONS
+			-m64
+		)
+	endif()
 else()
 	list(APPEND OMR_PLATFORM_COMPILE_OPTIONS
 		-m32

cmake/toolchains/aarch64-linux-cross.cmake

@@ -0,0 +1,32 @@
+###############################################################################
+# Copyright (c) 2018, 2018 IBM Corp. and others
+#
+# This program and the accompanying materials are made available under
+# the terms of the Eclipse Public License 2.0 which accompanies this
+# distribution and is available at http://eclipse.org/legal/epl-2.0
+# or the Apache License, Version 2.0 which accompanies this distribution
+# and is available at https://www.apache.org/licenses/LICENSE-2.0.
+#
+# This Source Code may also be made available under the following Secondary
+# Licenses when the conditions for such availability set forth in the
+# Eclipse Public License, v. 2.0 are satisfied: GNU General Public License,
+# version 2 with the GNU Classpath Exception [1] and GNU General Public
+# License, version 2 with the OpenJDK Assembly Exception [2].
+#
+# [1] https://www.gnu.org/software/classpath/license.html
+# [2] http://openjdk.java.net/legal/assembly-exception.html
+#
+# SPDX-License-Identifier: EPL-2.0 OR Apache-2.0 OR GPL-2.0 WITH Classpath-exception-2.0 OR LicenseRef-GPL-2.0 WITH Assembly-exception
+#############################################################################
+
+SET(CMAKE_SYSTEM_PROCESSOR aarch64)
+SET(CMAKE_SYSTEM_NAME Linux)
+
+SET(CMAKE_C_COMPILER aarch64-linux-gnu-gcc)
+SET(CMAKE_CXX_COMPILER aarch64-linux-gnu-g++)
+
+SET(CMAKE_FIND_ROOT_PATH /root/gcc-linaro-4.9.4-2017.01-x86_64_aarch64-linux-gnu)
+
+SET(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
+SET(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY ONLY)
+SET(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE ONLY)

compiler/aarch64/CMakeLists.txt

@@ -21,6 +21,25 @@
 
 compiler_library(aarch64
 # Target files
+	${CMAKE_CURRENT_LIST_DIR}/codegen/ARM64BinaryEncoding.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/ARM64Debug.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/ARM64Instruction.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/ARM64OutOfLineCodeSection.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/ARM64SystemLinkage.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/BinaryEvaluator.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/ControlFlowEvaluator.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/FPTreeEvaluator.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/GenerateInstructions.cpp
 	${CMAKE_CURRENT_LIST_DIR}/codegen/OMRCodeGenerator.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/OMRInstruction.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/OMRLinkage.cpp
 	${CMAKE_CURRENT_LIST_DIR}/codegen/OMRMachine.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/OMRMemoryReference.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/OMRRealRegister.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/OMRRegisterDependency.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/OMRRegisterIterator.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/OMRSnippet.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/OMRTreeEvaluator.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/OpBinary.cpp
+	${CMAKE_CURRENT_LIST_DIR}/codegen/UnaryEvaluator.cpp
 )