Path: blob/master/runtime/compiler/build/toolcfg/ztpf-gcc/common.mk
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# Copyright (c) 2017, 2020 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 https://www.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
#
# Explicitly set shell
#
SHELL=/bin/sh
# z/TPF only has one s390x configuration:
# - HOST_ARCH=z, HOST_BITS=64, OS=ztpf, C_COMPILER=tpf-gcc
# Applicable conditionals to the above fields have been left in this file to
# maintain similarity with Linux, while other architecture-dependent flags
# have been removed for simplicity.
#
# These are the prefixes and suffixes that all GNU tools use for things
#
OBJSUFF=.o
ARSUFF=.a
SOSUFF=.so
EXESUFF=
LIBPREFIX=lib
DEPSUFF=.depend.mk
DBGSUFF=.debuginfo
#
# Paths for default programs on the platform
# Most rules will use these default programs, but they can be overwritten individually if,
# for example, you want to compile .spp files with a different C++ compiler than you use
# to compile .cpp files
#
# Use default AR=ar
ifeq (default,$(origin AS))
AS=tpf-as
endif
M4?=m4
SED?=sed
PERL?=perl
OBJCOPY?=objcopy
#
# z/Architecture arch and tune level
# z/TPF uses z10 as minimum supported z/Architecture.
# mtune of z9-109 allows builtin versions of memcpy, etc.
# instead of calling "arch-optimized" glibc functions.
#
ARCHLEVEL?=z10
TUNELEVEL?=z9-109
ifeq (default,$(origin CC))
CC=tpf-gcc
endif
ifeq (default,$(origin CXX))
CXX=tpf-g++
endif
# This is the command to check Z assembly files
ZASM_SCRIPT?=$(JIT_SCRIPT_DIR)/s390m4check.pl
# Set up z/TPF directories and flags
# Note: -isystem $(TPF_ROOT) is used for a2e calls to opensource functions
TPF_ROOT ?= /ztpf/java/bld/jvm/userfiles /zbld/svtcur/gnu/all /ztpf/commit
TPF_INCLUDES := $(foreach d,$(TPF_ROOT),-I$d/base/a2e/headers)
TPF_INCLUDES += $(foreach d,$(TPF_ROOT),-I$d/base/include)
TPF_INCLUDES += $(foreach d,$(TPF_ROOT),-I$d/opensource/include)
TPF_INCLUDES += $(foreach d,$(TPF_ROOT),-I$d/opensource/include46/g++)
TPF_INCLUDES += $(foreach d,$(TPF_ROOT),-I$d/opensource/include46/g++/backward)
TPF_INCLUDES += $(foreach d,$(TPF_ROOT),-I$d/noship/include)
TPF_INCLUDES += $(foreach d,$(TPF_ROOT),-isystem $d/opensource/include)
TPF_INCLUDES += $(foreach d,$(TPF_ROOT),-isystem $d/noship/include)
TPF_INCLUDES += $(foreach d,$(TPF_ROOT),-isystem $d)
TPF_FLAGS += -fexec-charset=ISO-8859-1 -fmessage-length=0 -funsigned-char -fverbose-asm -fno-builtin-abort -fno-builtin-exit -ffloat-store -gdwarf-2 -Wno-format-extra-args -Wno-int-to-pointer-cast -Wno-unused-but-set-variable -Wno-write-strings -fno-delete-null-pointer-checks -fno-tree-dse -fno-lifetime-dse -fno-optimize-strlen
#
# First setup C and C++ compilers.
#
# Note: "CX" means both C and C++
#
CX_DEFINES+=\
$(PRODUCT_DEFINES) \
$(HOST_DEFINES) \
$(TARGET_DEFINES) \
SUPPORTS_THREAD_LOCAL \
_LONG_LONG
# Explicitly set the C standard we compile against
C_FLAGS+=\
-std=gnu89
CX_FLAGS+=\
$(TPF_INCLUDES) \
$(TPF_FLAGS) \
-fomit-frame-pointer \
-fasynchronous-unwind-tables \
-Wreturn-type \
-fno-strict-aliasing
CXX_FLAGS+=\
-std=c++0x \
-fno-rtti \
-fno-threadsafe-statics \
-Wno-deprecated \
-Wno-enum-compare \
-Wno-invalid-offsetof \
-Wno-write-strings
CX_DEFINES_DEBUG+=DEBUG
CX_DEFAULTOPT=-O3
CX_OPTFLAG?=$(CX_DEFAULTOPT)
CX_FLAGS_PROD+=$(CX_OPTFLAG)
ifeq ($(HOST_ARCH),z)
ifeq ($(HOST_BITS),64)
CX_DEFINES+=S390 S39064 FULL_ANSI MAXMOVE J9VM_TIERED_CODE_CACHE
CX_DEFINES+=_GNU_SOURCE IBM_ATOE _TPF_SOURCE ZTPF_POSIX_SOCKET J9ZTPF OMRZTPF
CX_FLAGS+=-fPIC -march=$(ARCHLEVEL) -mtune=$(TUNELEVEL) -mzarch
endif
endif
ifeq ($(BUILD_CONFIG),debug)
CX_DEFINES+=$(CX_DEFINES_DEBUG)
CX_FLAGS+=$(CX_FLAGS_DEBUG)
endif
ifeq ($(BUILD_CONFIG),prod)
CX_DEFINES+=$(CX_DEFINES_PROD)
CX_FLAGS+=$(CX_FLAGS_PROD)
endif
C_CMD?=$(CC)
C_INCLUDES=$(PRODUCT_INCLUDES)
C_DEFINES+=$(CX_DEFINES) $(CX_DEFINES_EXTRA) $(C_DEFINES_EXTRA)
C_FLAGS+=$(CX_FLAGS) $(CX_FLAGS_EXTRA) $(C_FLAGS_EXTRA)
CXX_CMD?=$(CXX)
CXX_INCLUDES=$(PRODUCT_INCLUDES)
CXX_DEFINES+=$(CX_DEFINES) $(CX_DEFINES_EXTRA) $(CXX_DEFINES_EXTRA)
CXX_FLAGS+=$(CX_FLAGS) $(CX_FLAGS_EXTRA) $(CXX_FLAGS_EXTRA)
#
# Now setup GAS
#
S_CMD?=$(AS)
S_INCLUDES=$(PRODUCT_INCLUDES)
S_DEFINES+=$(HOST_DEFINES) $(TARGET_DEFINES)
S_DEFINES_DEBUG+=DEBUG
S_FLAGS+=--noexecstack
S_FLAGS_DEBUG+=--gstabs
ifeq ($(HOST_ARCH),z)
ifeq ($(HOST_BITS),64)
S_FLAGS+=-march=$(ARCHLEVEL) -mzarch
endif
endif
ifeq ($(BUILD_CONFIG),debug)
S_DEFINES+=$(S_DEFINES_DEBUG)
S_FLAGS+=$(S_FLAGS_DEBUG)
endif
ifeq ($(BUILD_CONFIG),prod)
S_DEFINES+=$(S_DEFINES_PROD)
S_FLAGS+=$(S_FLAGS_PROD)
endif
S_DEFINES+=$(S_DEFINES_EXTRA)
S_FLAGS+=$(S_FLAGS_EXTRA)
#
# Now we setup M4 to preprocess Z assembly files
#
ifeq ($(HOST_ARCH),z)
M4_CMD?=$(M4)
M4_INCLUDES=$(PRODUCT_INCLUDES)
M4_DEFINES+=$(HOST_DEFINES) $(TARGET_DEFINES)
M4_DEFINES+=OMRZTPF
M4_DEFINES+=J9ZTPF
ifeq ($(BUILD_CONFIG),debug)
M4_DEFINES+=$(M4_DEFINES_DEBUG)
M4_FLAGS+=$(M4_FLAGS_DEBUG)
endif
ifeq ($(BUILD_CONFIG),prod)
M4_DEFINES+=$(M4_DEFINES_PROD)
M4_FLAGS+=$(M4_FLAGS_PROD)
endif
M4_DEFINES+=$(M4_DEFINES_EXTRA)
M4_FLAGS+=$(M4_FLAGS_EXTRA)
endif
#
# Finally setup the linker
#
SOLINK_CMD?=$(CXX)
SOLINK_LIBPATH+=$(PRODUCT_LIBPATH)
SOLINK_SLINK+=$(PRODUCT_SLINK) j9thr$(J9_VERSION) j9hookable$(J9_VERSION)
# CTIS needs to be linked before CISO from sysroot for gettimeofday
ifeq ($(HOST_ARCH),z)
ifeq ($(HOST_BITS),64)
SOLINK_SLINK+=gcc
SOLINK_SLINK+=CTOE
SOLINK_SLINK+=CTIS
endif
endif
ifeq ($(BUILD_CONFIG),debug)
SOLINK_FLAGS+=$(SOLINK_FLAGS_DEBUG)
endif
ifeq ($(BUILD_CONFIG),prod)
SOLINK_FLAGS+=$(SOLINK_FLAGS_PROD)
endif
# Determine which export script to use depending on whether debug symbols are on
SOLINK_VERSION_SCRIPT=$(JIT_SCRIPT_DIR)/j9jit.linux.exp
ifeq ($(ASSUMES),1)
SOLINK_VERSION_SCRIPT=$(JIT_SCRIPT_DIR)/j9jit.linux.debug.exp
endif
ifeq ($(BUILD_CONFIG),debug)
SOLINK_VERSION_SCRIPT=$(JIT_SCRIPT_DIR)/j9jit.linux.debug.exp
endif
SOLINK_EXTRA_ARGS+=-Wl,--version-script=$(SOLINK_VERSION_SCRIPT)
SOLINK_EXTRA_ARGS+=-Wl,-Map=j9jit.map
SOLINK_EXTRA_ARGS+=-Wl,-entry=0
SOLINK_EXTRA_ARGS+=-Wl,-script=$(word 1,$(wildcard $(foreach d,$(TPF_ROOT),$d/base/util/tools/tpfscript)))
SOLINK_EXTRA_ARGS+=-Wl,-soname=libj9jit29.so
SOLINK_EXTRA_ARGS+=-Wl,--as-needed
SOLINK_EXTRA_ARGS+=-Wl,--eh-frame-hdr
SOLINK_EXTRA_ARGS+=$(foreach d,$(TPF_ROOT),-L$d/base/lib)
SOLINK_EXTRA_ARGS+=$(foreach d,$(TPF_ROOT),-L$d/base/stdlib)
SOLINK_EXTRA_ARGS+=$(foreach d,$(TPF_ROOT),-L$d/opensource/stdlib)
SOLINK_FLAGS+=$(SOLINK_FLAGS_EXTRA)