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Add Open XL toolchain and config changes for zos
Adds the initial set of changes to support compilation with Open XL on z/OS. This will define the alternative flags and configuration that needs to be used by the wyvern compiler while running on z/OS.
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############################################################################### | ||
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# Copyright (c) 2017, 2024 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 | ||
############################################################################### | ||
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if(CMAKE_C_COMPILER_IS_XLCLANG) | ||
macro(omr_toolconfig_global_setup) | ||
# For XLClang, remove any usages of -qhalt=e or -qhalt=s provided by default | ||
# in the CMAKE CXX/C/ASM FLAGS, since xlclang/xlclang++ are not compatible | ||
# with the e or s options. | ||
omr_remove_flags(CMAKE_ASM_FLAGS -qhalt=e) | ||
omr_remove_flags(CMAKE_CXX_FLAGS -qhalt=s) | ||
omr_remove_flags(CMAKE_C_FLAGS -qhalt=e) | ||
endmacro(omr_toolconfig_global_setup) | ||
endif() | ||
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if(OMR_HOST_ARCH STREQUAL "ppc") | ||
set(OMR_C_WARNINGS_AS_ERROR_FLAG -qhalt=w) | ||
set(OMR_CXX_WARNINGS_AS_ERROR_FLAG -qhalt=w) | ||
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# There is no enhanced warning for XLC right now | ||
set(OMR_C_ENHANCED_WARNINGS_FLAG ) | ||
set(OMR_CXX_ENHANCED_WARNINGS_FLAG ) | ||
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list(APPEND OMR_PLATFORM_COMPILE_OPTIONS | ||
#-qalias=noansi # no openxl equivalent | ||
-qxflag=LTOL:LTOL0 | ||
) | ||
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list(APPEND OMR_PLATFORM_CXX_COMPILE_OPTIONS -qlanglvl=extended0x) | ||
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if(OMR_ENV_DATA64) | ||
list(APPEND OMR_PLATFORM_COMPILE_OPTIONS | ||
-m64 | ||
) | ||
else() | ||
# -qarch should be there for 32 and 64 C/CXX flags but the C compiler is used for the assembler and it has trouble with some assembly files if it is specified | ||
list(APPEND OMR_PLATFORM_COMPILE_OPTIONS | ||
#-q32 # no equivalent in openxl | ||
-march=ppc | ||
) | ||
endif() | ||
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# Testarossa build variables. Longer term the distinction between TR and the rest | ||
# of the OMR code should be heavily reduced. In the mean time, we keep | ||
# the distinction | ||
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# TR_COMPILE_OPTIONS are variables appended to CMAKE_{C,CXX}_FLAGS, and so | ||
# apply to both C and C++ compilations. | ||
list(APPEND TR_COMPILE_OPTIONS | ||
-march=pwr7 | ||
-qtls | ||
-qfuncsect | ||
-qsuppress=1540-1087:1540-1088:1540-1090:1540-029:1500-029 | ||
-qdebug=nscrep | ||
) | ||
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if(NOT CMAKE_C_COMPILER_IS_XLCLANG) | ||
# xlc/xlc++ options | ||
list(APPEND TR_COMPILE_OPTIONS | ||
-qnotempinc | ||
-qenum=small | ||
-qmbcs | ||
) | ||
endif() | ||
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# Configure the platform dependent library for multithreading | ||
set(OMR_PLATFORM_THREAD_LIBRARY -lpthread) | ||
endif() | ||
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if(OMR_OS_AIX) | ||
list(APPEND OMR_PLATFORM_C_COMPILE_OPTIONS -qlanglvl=extended) | ||
list(APPEND OMR_PLATFORM_CXX_COMPILE_OPTIONS -qlanglvl=extended0x) | ||
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if(CMAKE_C_COMPILER_IS_XLCLANG) | ||
# xlclang/xlclang++ options | ||
list(APPEND OMR_PLATFORM_COMPILE_OPTIONS -qxlcompatmacros) | ||
else() | ||
# xlc/xlc++ options | ||
list(APPEND OMR_PLATFORM_COMPILE_OPTIONS -qinfo=pro) | ||
endif() | ||
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set(CMAKE_CXX_STANDARD_LIBRARIES "${CMAKE_CXX_STANDARD_LIBRARIES} -lm -liconv -ldl -lperfstat") | ||
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if(OMR_ENV_DATA64) | ||
set(CMAKE_ASM_FLAGS "${CMAKE_ASM_FLAGS} -q64") | ||
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -q64") | ||
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -q64") | ||
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set(CMAKE_CXX_ARCHIVE_CREATE "<CMAKE_AR> -X64 cr <TARGET> <LINK_FLAGS> <OBJECTS>") | ||
set(CMAKE_C_ARCHIVE_CREATE "<CMAKE_AR> -X64 cr <TARGET> <LINK_FLAGS> <OBJECTS>") | ||
set(CMAKE_C_ARCHIVE_FINISH "<CMAKE_RANLIB> -X64 <TARGET>") | ||
endif() | ||
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elseif(OMR_OS_LINUX) | ||
list(APPEND OMR_PLATFORM_COMPILE_OPTIONS | ||
-qxflag=selinux | ||
) | ||
elseif(OMR_OS_ZOS) | ||
set(OMR_ZOS_COMPILE_ARCHITECTURE "arch10" CACHE STRING "z/OS compile machine architecture") | ||
set(OMR_ZOS_COMPILE_TARGET "ZOSV2R4" CACHE STRING "z/OS compile target operating system") | ||
set(OMR_ZOS_COMPILE_TUNE "12" CACHE STRING "z/OS compile machine architecture tuning") | ||
set(OMR_ZOS_LINK_COMPAT "ZOSV2R4" CACHE STRING "z/OS link compatible operating system") | ||
set(CMAKE_SHARED_LIBRARY_CREATE_C_FLAGS "--shared") | ||
set(CMAKE_SHARED_LIBRARY_CREATE_CXX_FLAGS "--shared") | ||
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set(CMAKE_ASM_FLAGS "-fno-integrated-as") | ||
string(APPEND CMAKE_ASM_FLAGS " \"-Wa,-mgoff\"") | ||
string(APPEND CMAKE_ASM_FLAGS " \"-Wa,-mSYSPARM(BIT64)\"") | ||
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# commenting out options progressively as they are not needed with Open XL, can remove in cleanup later. | ||
list(APPEND OMR_PLATFORM_COMPILE_OPTIONS | ||
#"\"-Wc,xplink\"" # link with xplink calling convention | ||
#"\"-Wc,rostring\"" # place string literals in read only storage | ||
#"\"-Wc,FLOAT(IEEE,FOLD,AFP)\"" # Use IEEE (instead of IBM Hex Format) style floats | ||
#"\"-Wc,enum(4)\"" # Specifies how many bytes of storage enums occupy | ||
#"\"-Wa,goff\"" # Assemble into GOFF object files | ||
#"\"-Wc,NOANSIALIAS\"" # Do not generate ALIAS binder control statements | ||
"-fstrict-aliasing" | ||
#"\"-Wc,TARGET(${OMR_ZOS_COMPILE_TARGET})\"" # Generate code for the target operating system | ||
"-mzos-target=${OMR_ZOS_COMPILE_TARGET}" | ||
"-m64" | ||
) | ||
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list(APPEND OMR_PLATFORM_C_COMPILE_OPTIONS | ||
#"\"-Wc,ARCH(${OMR_ZOS_COMPILE_ARCHITECTURE})\"" | ||
-march=${OMR_ZOS_COMPILE_ARCHITECTURE} | ||
#"\"-Wc,TUNE(${OMR_ZOS_COMPILE_TUNE})\"" # not needed openxl | ||
#"\"-Wl,compat=${OMR_ZOS_LINK_COMPAT}\"" | ||
#"\"-Wc,langlvl(extc99)\"" # best suggested to remove -std option altogether | ||
) | ||
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list(APPEND OMR_PLATFORM_CXX_COMPILE_OPTIONS | ||
#-+ # Compiles any file as a C++ language file | ||
-march=${OMR_ZOS_COMPILE_ARCHITECTURE} | ||
#"\"-Wc,TUNE(${OMR_ZOS_COMPILE_TUNE})\"" # not needed openxl | ||
#"\"-Wl,compat=${OMR_ZOS_LINK_COMPAT}\"" | ||
#"\"-Wc,langlvl(extended)\"" | ||
"-std=c++14" | ||
#-qlanglvl=extended0x | ||
-fasm | ||
#-fno-integrated-as # Ensure the clang integrated assembler is not used | ||
) | ||
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list(APPEND OMR_PLATFORM_SHARED_COMPILE_OPTIONS | ||
-fvisibility=default | ||
) | ||
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if(OMR_ENV_DATA64) | ||
list(APPEND OMR_PLATFORM_DEFINITIONS | ||
-DJ9ZOS39064 | ||
) | ||
else() | ||
list(APPEND OMR_PLATFORM_DEFINITIONS | ||
-D_LARGE_FILES | ||
) | ||
endif() | ||
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# Testarossa build variables. Longer term the distinction between TR and the rest | ||
# of the OMR code should be heavily reduced. In the mean time, we keep | ||
# the distinction | ||
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# TR_COMPILE_OPTIONS are variables appended to CMAKE_{C,CXX}_FLAGS, and so | ||
# apply to both C and C++ compilations. | ||
list(APPEND TR_COMPILE_OPTIONS | ||
-DYYLMAX=1000 | ||
-Wa,asa | ||
) | ||
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list(APPEND TR_CXX_COMPILE_OPTIONS | ||
-Wc,EXH | ||
-qhaltonmsg=CCN6102 | ||
-qnocsect | ||
) | ||
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# Configure the platform dependent library for multithreading | ||
set(OMR_PLATFORM_THREAD_LIBRARY "") | ||
endif() | ||
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set(SPP_CMD ${CMAKE_C_COMPILER}) | ||
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if(CMAKE_C_COMPILER_IS_XLCLANG) | ||
# xlclang/xlclang++ options | ||
# The -P option doesn't sit well with XLClang, so it's not included. It causes: | ||
# "ld: 0711-317 ERROR: Undefined symbol: <SYMBOL>" when libj9jit29.so is getting linked. | ||
set(SPP_FLAGS -E) | ||
else() | ||
# xlc/xlc++ options | ||
set(SPP_FLAGS -E -P) | ||
endif() | ||
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if(OMR_OS_ZOS) | ||
function(_omr_toolchain_process_exports TARGET_NAME) | ||
# Any type of target which says it has exports should get the DLL, and EXPORTALL | ||
# compile flags | ||
# Not needed for openxl | ||
#target_compile_options(${TARGET_NAME} | ||
# PRIVATE | ||
# -Wc,DLL,EXPORTALL | ||
#) | ||
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# only shared libraries will generate an export side deck | ||
get_target_property(target_type ${TARGET_NAME} TYPE) | ||
if(NOT target_type STREQUAL "SHARED_LIBRARY") | ||
return() | ||
endif() | ||
add_custom_command(TARGET ${TARGET_NAME} POST_BUILD | ||
COMMAND "${CMAKE_COMMAND}" | ||
"-DLIBRARY_FILE_NAME=$<TARGET_FILE_NAME:${TARGET_NAME}>" | ||
"-DRUNTIME_DIR=$<TARGET_FILE_DIR:${TARGET_NAME}>" | ||
"-DARCHIVE_DIR=$<TARGET_PROPERTY:${TARGET_NAME},ARCHIVE_OUTPUT_DIRECTORY>" | ||
"-DOMR_TOOLCONFIG=${_OMR_TOOLCONFIG}" | ||
-P "${omr_SOURCE_DIR}/cmake/modules/platform/toolcfg/zos_rename_exports.cmake" | ||
) | ||
endfunction() | ||
else() | ||
function(_omr_toolchain_process_exports TARGET_NAME) | ||
# we only need to do something if we are dealing with a shared library | ||
get_target_property(target_type ${TARGET_NAME} TYPE) | ||
if(NOT target_type STREQUAL "SHARED_LIBRARY") | ||
return() | ||
endif() | ||
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set(exp_file "$<TARGET_PROPERTY:${TARGET_NAME},BINARY_DIR>/${TARGET_NAME}.exp") | ||
omr_process_template( | ||
"${omr_SOURCE_DIR}/cmake/modules/platform/toolcfg/xlc_exports.exp.in" | ||
"${exp_file}" | ||
) | ||
set_property(TARGET ${TARGET_NAME} APPEND_STRING PROPERTY LINK_FLAGS " -Wl,-bE:${TARGET_NAME}.exp") | ||
endfunction() | ||
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function(_omr_toolchain_separate_debug_symbols tgt) | ||
set(exe_file "$<TARGET_FILE:${tgt}>") | ||
omr_get_target_output_genex(${tgt} output_name) | ||
set(dbg_file "${output_name}${OMR_DEBUG_INFO_OUTPUT_EXTENSION}") | ||
add_custom_command( | ||
TARGET "${tgt}" | ||
POST_BUILD | ||
COMMAND "${CMAKE_COMMAND}" -E copy ${exe_file} ${dbg_file} | ||
COMMAND "${CMAKE_STRIP}" -X32_64 -t ${exe_file} | ||
) | ||
set_target_properties(${tgt} PROPERTIES OMR_DEBUG_FILE "${dbg_file}") | ||
endfunction() | ||
endif() |
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