hotspot/make/bsd/makefiles/gcc.make
author sla
Fri, 29 Aug 2014 13:34:16 +0200
changeset 26417 c55a863f2a7f
parent 26172 7ab032af2835
child 30239 dc83236ebb28
permissions -rw-r--r--
8055838: Hotspot does not compile with clang 6.0 (OS X Yosemite) Reviewed-by: lfoltan, kvn
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#
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# Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved.
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# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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#
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# This code is free software; you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 2 only, as
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# published by the Free Software Foundation.
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#
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# This code is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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# version 2 for more details (a copy is included in the LICENSE file that
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# accompanied this code).
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#
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# You should have received a copy of the GNU General Public License version
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# 2 along with this work; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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#
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# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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# or visit www.oracle.com if you need additional information or have any
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# questions.
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#
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#
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OS_VENDOR = $(shell uname -s)
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#------------------------------------------------------------------------
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# CC, CXX & AS
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# If a SPEC is not set already, then use these defaults.
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ifeq ($(SPEC),)
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  # When cross-compiling the ALT_COMPILER_PATH points
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  # to the cross-compilation toolset
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  ifdef CROSS_COMPILE_ARCH
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    CXX = $(ALT_COMPILER_PATH)/g++
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    CC  = $(ALT_COMPILER_PATH)/gcc
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    HOSTCXX = g++
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    HOSTCC  = gcc
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  else ifneq ($(OS_VENDOR), Darwin)
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    CXX = g++
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    CC  = gcc
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    HOSTCXX = $(CXX)
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    HOSTCC  = $(CC)
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  endif
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  # i486 hotspot requires -mstackrealign on Darwin.
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  # llvm-gcc supports this in Xcode 3.2.6 and 4.0.
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  # gcc-4.0 supports this on earlier versions.
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  # Prefer llvm-gcc where available.
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  ifeq ($(OS_VENDOR), Darwin)
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    ifeq ($(origin CXX), default)
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      CXX = llvm-g++
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    endif
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    ifeq ($(origin CC), default)
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      CC  = llvm-gcc
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    endif
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    ifeq ($(ARCH), i486)
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      LLVM_SUPPORTS_STACKREALIGN := $(shell \
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       [ "0"`llvm-gcc -v 2>&1 | grep LLVM | sed -E "s/.*LLVM build ([0-9]+).*/\1/"` -gt "2333" ] \
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       && echo true || echo false)
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      ifeq ($(LLVM_SUPPORTS_STACKREALIGN), true)
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        CXX32 ?= llvm-g++
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        CC32  ?= llvm-gcc
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      else
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        CXX32 ?= g++-4.0
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        CC32  ?= gcc-4.0
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      endif
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      CXX = $(CXX32)
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      CC  = $(CC32)
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    endif
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    ifeq ($(USE_CLANG), true)
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      CXX = clang++
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      CC  = clang
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    endif
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    HOSTCXX = $(CXX)
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    HOSTCC  = $(CC)
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  endif
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  AS  = $(CC) -c
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endif
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ifeq ($(OS_VENDOR), Darwin)
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  ifeq ($(DSYMUTIL),)
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    DSYMUTIL=dsymutil
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  endif
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endif
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ifeq ($(USE_CLANG), true)
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  CC_VER_MAJOR := $(shell $(CC) -v 2>&1 | grep version | sed "s/.*version \([0-9]*\.[0-9]*\).*/\1/" | cut -d'.' -f1)
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  CC_VER_MINOR := $(shell $(CC) -v 2>&1 | grep version | sed "s/.*version \([0-9]*\.[0-9]*\).*/\1/" | cut -d'.' -f2)
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else
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  # -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only
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  # prints the numbers (e.g. "2.95", "3.2.1")
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  CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1)
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  CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2)
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endif
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ifeq ($(USE_CLANG), true)
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  # Clang has precompiled headers support by default, but the user can switch
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  # it off by using 'USE_PRECOMPILED_HEADER=0'.
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  ifdef LP64
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    ifeq ($(USE_PRECOMPILED_HEADER),)
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      USE_PRECOMPILED_HEADER=1
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    endif
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  else
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    # We don't support precompiled headers on 32-bit builds because there some files are
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    # compiled with -fPIC while others are compiled without (see 'NONPIC_OBJ_FILES' rules.make)
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    # Clang produces an error if the PCH file was compiled with other options than the actual compilation unit.
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    USE_PRECOMPILED_HEADER=0
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  endif
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  ifeq ($(USE_PRECOMPILED_HEADER),1)
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    ifndef LP64
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      $(error " Precompiled Headers only supported on 64-bit platforms!")
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    endif
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    PRECOMPILED_HEADER_DIR=.
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    PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp
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    PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.pch
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    PCH_FLAG = -include precompiled.hpp
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    PCH_FLAG/DEFAULT = $(PCH_FLAG)
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    PCH_FLAG/NO_PCH = -DNO_PCH
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    PCH_FLAG/BY_FILE = $(PCH_FLAG/$@)$(PCH_FLAG/DEFAULT$(PCH_FLAG/$@))
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    VM_PCH_FLAG/LIBJVM = $(PCH_FLAG/BY_FILE)
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    VM_PCH_FLAG/AOUT =
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    VM_PCH_FLAG = $(VM_PCH_FLAG/$(LINK_INTO))
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    # We only use precompiled headers for the JVM build
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    CFLAGS += $(VM_PCH_FLAG)
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    # The following files are compiled at various optimization
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    # levels due to optimization issues encountered at the
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    # 'OPT_CFLAGS_DEFAULT' level. The Clang compiler issues a compile
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    # time error if there is an optimization level specification
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    # skew between the PCH file and the C++ file.  Especially if the
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    # PCH file is compiled at a higher optimization level than
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    # the C++ file.  One solution might be to prepare extra optimization
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    # level specific PCH files for the opt build and use them here, but
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    # it's probably not worth the effort as long as only a few files
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    # need this special handling.
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    PCH_FLAG/loopTransform.o = $(PCH_FLAG/NO_PCH)
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    PCH_FLAG/sharedRuntimeTrig.o = $(PCH_FLAG/NO_PCH)
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    PCH_FLAG/sharedRuntimeTrans.o = $(PCH_FLAG/NO_PCH)
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    PCH_FLAG/unsafe.o = $(PCH_FLAG/NO_PCH)
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  endif
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else # ($(USE_CLANG), true)
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  # check for precompiled headers support
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  ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0"
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    # Allow the user to turn off precompiled headers from the command line.
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    ifneq ($(USE_PRECOMPILED_HEADER),0)
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      PRECOMPILED_HEADER_DIR=.
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      PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp
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      PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch
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    endif
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  endif
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endif
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# -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.
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ifeq ($(USE_PRECOMPILED_HEADER),0)
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  CFLAGS += -DDONT_USE_PRECOMPILED_HEADER
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endif
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#------------------------------------------------------------------------
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# Compiler flags
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# position-independent code
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PICFLAG = -fPIC
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VM_PICFLAG/LIBJVM = $(PICFLAG)
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VM_PICFLAG/AOUT   =
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VM_PICFLAG        = $(VM_PICFLAG/$(LINK_INTO))
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ifeq ($(JVM_VARIANT_ZERO), true)
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  CFLAGS += $(LIBFFI_CFLAGS)
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endif
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ifeq ($(JVM_VARIANT_ZEROSHARK), true)
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  CFLAGS += $(LIBFFI_CFLAGS)
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  CFLAGS += $(LLVM_CFLAGS)
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endif
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CFLAGS += $(VM_PICFLAG)
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CFLAGS += -fno-rtti
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CFLAGS += -fno-exceptions
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ifeq ($(USE_CLANG),)
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  CFLAGS += -pthread
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  CFLAGS += -fcheck-new
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  # version 4 and above support fvisibility=hidden (matches jni_x86.h file)
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  # except 4.1.2 gives pointless warnings that can't be disabled (afaik)
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  ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
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    CFLAGS += -fvisibility=hidden
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  endif
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else
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  CFLAGS += -fvisibility=hidden
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endif
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ifeq ($(USE_CLANG), true)
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  # Before Clang 3.1, we had to pass the stack alignment specification directly to llvm with the help of '-mllvm'
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  # Starting with version 3.1, Clang understands the '-mstack-alignment' (and rejects '-mllvm -stack-alignment')
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  ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 1 \) \))" "0"
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    STACK_ALIGNMENT_OPT = -mno-omit-leaf-frame-pointer -mstack-alignment=16
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  else
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    STACK_ALIGNMENT_OPT = -mno-omit-leaf-frame-pointer -mllvm -stack-alignment=16
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  endif
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endif
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ARCHFLAG = $(ARCHFLAG/$(BUILDARCH))
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ARCHFLAG/i486    = -m32 -march=i586
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ARCHFLAG/amd64   = -m64 $(STACK_ALIGNMENT_OPT)
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ARCHFLAG/ia64    =
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ARCHFLAG/sparc   = -m32 -mcpu=v9
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ARCHFLAG/sparcv9 = -m64 -mcpu=v9
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ARCHFLAG/zero    = $(ZERO_ARCHFLAG)
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# Darwin-specific build flags
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ifeq ($(OS_VENDOR), Darwin)
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  # Ineffecient 16-byte stack re-alignment on Darwin/IA32
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  ARCHFLAG/i486 += -mstackrealign
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endif
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CFLAGS     += $(ARCHFLAG)
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AOUT_FLAGS += $(ARCHFLAG)
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LFLAGS     += $(ARCHFLAG)
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ASFLAGS    += $(ARCHFLAG)
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ifdef E500V2
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CFLAGS += -DE500V2
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endif
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# Use C++ Interpreter
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ifdef CC_INTERP
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  CFLAGS += -DCC_INTERP
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endif
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# Keep temporary files (.ii, .s)
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ifdef NEED_ASM
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  CFLAGS += -save-temps
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else
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  CFLAGS += -pipe
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endif
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# Compiler warnings are treated as errors
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ifneq ($(COMPILER_WARNINGS_FATAL),false)
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  WARNINGS_ARE_ERRORS = -Werror
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endif
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ifeq ($(USE_CLANG), true)
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  # However we need to clean the code up before we can unrestrictedly enable this option with Clang
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  WARNINGS_ARE_ERRORS += -Wno-logical-op-parentheses -Wno-parentheses-equality -Wno-parentheses
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  WARNINGS_ARE_ERRORS += -Wno-switch -Wno-tautological-compare
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# Not yet supported by clang in Xcode 4.6.2
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#  WARNINGS_ARE_ERRORS += -Wno-tautological-constant-out-of-range-compare
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  WARNINGS_ARE_ERRORS += -Wno-delete-non-virtual-dtor -Wno-deprecated -Wno-format -Wno-dynamic-class-memaccess
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  WARNINGS_ARE_ERRORS += -Wno-empty-body
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endif
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WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef -Wunused-function -Wformat=2
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ifeq ($(USE_CLANG),)
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  # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit
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  # conversions which might affect the values. Only enable it in earlier versions.
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  ifeq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
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    WARNINGS_FLAGS += -Wconversion
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  endif
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endif
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CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(WARNING_FLAGS)
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# Special cases
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CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@))
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# XXXDARWIN: for _dyld_bind_fully_image_containing_address
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ifeq ($(OS_VENDOR), Darwin)
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  CFLAGS_WARN/os_bsd.o = $(CFLAGS_WARN/DEFAULT) -Wno-deprecated-declarations
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endif
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# optimization control flags (Used by fastdebug and release variants)
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OPT_CFLAGS/NOOPT=-O0
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OPT_CFLAGS/DEBUG=-O0
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OPT_CFLAGS/SIZE=-Os
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OPT_CFLAGS/SPEED=-O3
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ifeq ($(OS_VENDOR), Darwin)
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  # use -Os by default, unless -O3 can be proved to be worth the cost, as per policy
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  # <https://wiki.openjdk.java.net/display/MacOSXPort/Compiler+Errata>
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  OPT_CFLAGS_DEFAULT ?= SIZE
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else
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  OPT_CFLAGS_DEFAULT ?= SPEED
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endif
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# Hotspot uses very unstrict aliasing turn this optimization off
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# This option is added to CFLAGS rather than OPT_CFLAGS
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# so that OPT_CFLAGS overrides get this option too.
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CFLAGS += -fno-strict-aliasing
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ifdef OPT_CFLAGS
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  ifneq ("$(origin OPT_CFLAGS)", "command line")
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    $(error " Use OPT_EXTRAS instead of OPT_CFLAGS to add extra flags to OPT_CFLAGS.")
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  endif
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endif
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OPT_CFLAGS = $(OPT_CFLAGS/$(OPT_CFLAGS_DEFAULT)) $(OPT_EXTRAS)
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# The gcc compiler segv's on ia64 when compiling bytecodeInterpreter.cpp
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# if we use expensive-optimizations
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ifeq ($(BUILDARCH), ia64)
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OPT_CFLAGS += -fno-expensive-optimizations
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endif
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# Work around some compiler bugs.
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ifeq ($(USE_CLANG), true)
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  # Clang 4.2
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  ifeq ($(shell expr $(CC_VER_MAJOR) = 4 \& $(CC_VER_MINOR) = 2), 1)
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    OPT_CFLAGS/loopTransform.o += $(OPT_CFLAGS/NOOPT)
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    OPT_CFLAGS/unsafe.o += -O1
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  # Clang 5.0
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  else ifeq ($(shell expr $(CC_VER_MAJOR) = 5 \& $(CC_VER_MINOR) = 0), 1)
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    OPT_CFLAGS/loopTransform.o += $(OPT_CFLAGS/NOOPT)
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    OPT_CFLAGS/unsafe.o += -O1
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  # Clang 5.1
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  else ifeq ($(shell expr $(CC_VER_MAJOR) = 5 \& $(CC_VER_MINOR) = 1), 1)
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    OPT_CFLAGS/loopTransform.o += $(OPT_CFLAGS/NOOPT)
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    OPT_CFLAGS/unsafe.o += -O1
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  # Clang 6.0 
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  else ifeq ($(shell expr $(CC_VER_MAJOR) = 6 \& $(CC_VER_MINOR) = 0), 1) 
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    OPT_CFLAGS/loopTransform.o += $(OPT_CFLAGS/NOOPT) 
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    OPT_CFLAGS/unsafe.o += -O1 
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  else
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    $(error "Update compiler workarounds for Clang $(CC_VER_MAJOR).$(CC_VER_MINOR)")
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  endif
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else
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  # 6835796. Problem in GCC 4.3.0 with mulnode.o optimized compilation.
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  ifeq ($(shell expr $(CC_VER_MAJOR) = 4 \& $(CC_VER_MINOR) = 3), 1)
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    OPT_CFLAGS/mulnode.o += $(OPT_CFLAGS/NOOPT)
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  endif
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endif
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# Flags for generating make dependency flags.
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DEPFLAGS = -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d)
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ifeq ($(USE_CLANG),)
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  ifneq ($(CC_VER_MAJOR), 2)
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    DEPFLAGS += -fpch-deps
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  endif
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endif
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# -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.
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ifeq ($(USE_PRECOMPILED_HEADER),0)
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CFLAGS += -DDONT_USE_PRECOMPILED_HEADER
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endif
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ifeq ($(OS_VENDOR), Darwin)
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  # Setting these parameters makes it an error to link to macosx APIs that are
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  # newer than the given OS version and makes the linked binaries compatible even
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  # if built on a newer version of the OS.
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  # The expected format is X.Y.Z
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  ifeq ($(MACOSX_VERSION_MIN),)
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    MACOSX_VERSION_MIN=10.7.0
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   362
  endif
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  # The macro takes the version with no dots, ex: 1070
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  CFLAGS += -DMAC_OS_X_VERSION_MAX_ALLOWED=$(subst .,,$(MACOSX_VERSION_MIN)) \
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            -mmacosx-version-min=$(MACOSX_VERSION_MIN)
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  LDFLAGS += -mmacosx-version-min=$(MACOSX_VERSION_MIN)
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endif
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   368
19956
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#------------------------------------------------------------------------
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# Assembler flags
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# Enforce prerpocessing of .s files
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ASFLAGS += -x assembler-with-cpp
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#------------------------------------------------------------------------
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# Linker flags
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# statically link libstdc++.so, work with gcc but ignored by g++
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STATIC_STDCXX = -Wl,-Bstatic -lstdc++ -Wl,-Bdynamic
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   382
# Ensure use libstdc++ on clang, not libc++
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   383
ifeq ($(USE_CLANG), true)
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   384
  LFLAGS += -stdlib=libstdc++
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   385
endif
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   386
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   387
ifeq ($(USE_CLANG),)
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   388
  # statically link libgcc and/or libgcc_s, libgcc does not exist before gcc-3.x.
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   389
  ifneq ($(CC_VER_MAJOR), 2)
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   390
    STATIC_LIBGCC += -static-libgcc
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   391
  endif
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mduigou
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   393
  ifneq ($(OS_VENDOR), Darwin)
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mduigou
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diff changeset
   394
    ifneq (, findstring(debug,$(BUILD_FLAVOR)))
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mduigou
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   395
      # for relocations read-only
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mduigou
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diff changeset
   396
      LFLAGS += -Xlinker -z -Xlinker relro
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mduigou
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diff changeset
   397
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
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diff changeset
   398
      ifeq ($(BUILD_FLAVOR), debug)
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mduigou
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   399
        # disable incremental relocations linking
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mduigou
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diff changeset
   400
        LFLAGS += -Xlinker -z -Xlinker now
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mduigou
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diff changeset
   401
      endif
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
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diff changeset
   402
    endif
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
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diff changeset
   403
  endif
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   404
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diff changeset
   405
  ifeq ($(BUILDARCH), ia64)
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simonis
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diff changeset
   406
    LFLAGS += -Wl,-relax
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diff changeset
   407
  endif
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endif
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   409
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   410
# Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file.
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   411
MAPFLAG = -Xlinker --version-script=FILENAME
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   412
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   413
#
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   414
# Shared Library
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   415
#
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   416
ifeq ($(OS_VENDOR), Darwin)
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   417
  # Standard linker flags
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   418
  LFLAGS +=
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diff changeset
   419
18431
f801ce7e5c12 8014326: [OSX] All libjvm symbols are exported
dholmes
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   420
  # The apple linker has its own variant of mapfiles/version-scripts
f801ce7e5c12 8014326: [OSX] All libjvm symbols are exported
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   421
  MAPFLAG = -Xlinker -exported_symbols_list -Xlinker FILENAME
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   422
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   423
  # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj
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   424
  SONAMEFLAG =
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   425
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   426
  # Build shared library
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   427
  SHARED_FLAG = -Wl,-install_name,@rpath/$(@F) -dynamiclib -compatibility_version 1.0.0 -current_version 1.0.0 $(VM_PICFLAG)
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   428
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   429
  # Keep symbols even they are not used
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   430
  #AOUT_FLAGS += -Xlinker -export-dynamic
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   431
else
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   432
  # Enable linker optimization
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diff changeset
   433
  LFLAGS += -Xlinker -O1
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   434
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   435
  # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj
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   436
  SONAMEFLAG = -Xlinker -soname=SONAME
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   437
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   438
  # Build shared library
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   439
  SHARED_FLAG = -shared $(VM_PICFLAG)
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diff changeset
   440
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   441
  # Keep symbols even they are not used
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   442
  AOUT_FLAGS += -Xlinker -export-dynamic
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   443
endif
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diff changeset
   444
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   445
#------------------------------------------------------------------------
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   446
# Debug flags
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   447
17880
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   448
ifeq ($(USE_CLANG), true)
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   449
  # Restrict the debug information created by Clang to avoid
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   450
  # too big object files and speed the build up a little bit
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   451
  # (see http://llvm.org/bugs/show_bug.cgi?id=7554)
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   452
  CFLAGS += -flimit-debug-info
10565
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   453
endif
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   454
25498
52d596882831 8047734: Backout use of -Og
mduigou
parents: 25347
diff changeset
   455
# Allow no optimizations.
52d596882831 8047734: Backout use of -Og
mduigou
parents: 25347
diff changeset
   456
DEBUG_CFLAGS=-O0
24955
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   457
17880
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   458
# DEBUG_BINARIES uses full -g debug information for all configs
10565
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   459
ifeq ($(DEBUG_BINARIES), true)
17880
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   460
  CFLAGS += -g
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   461
else
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   462
  # Use the stabs format for debugging information (this is the default
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   463
  # on gcc-2.91). It's good enough, has all the information about line
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   464
  # numbers and local variables, and libjvm.so is only about 16M.
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   465
  # Change this back to "-g" if you want the most expressive format.
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   466
  # (warning: that could easily inflate libjvm.so to 150M!)
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   467
  # Note: The Itanium gcc compiler crashes when using -gstabs.
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   468
  DEBUG_CFLAGS/ia64  = -g
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   469
  DEBUG_CFLAGS/amd64 = -g
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   470
  DEBUG_CFLAGS/arm   = -g
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   471
  DEBUG_CFLAGS/ppc   = -g
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   472
  DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH))
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   473
  ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),)
24955
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   474
      ifeq ($(USE_CLANG), true)
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   475
        # Clang doesn't understand -gstabs
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   476
        DEBUG_CFLAGS += -g
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   477
      else
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   478
        DEBUG_CFLAGS += -gstabs
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   479
      endif
17880
17f3d10c297f 8015252: Enable HotSpot build with Clang
simonis
parents: 15939
diff changeset
   480
  endif
24955
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   481
20686
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   482
  ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   483
    FASTDEBUG_CFLAGS/ia64  = -g
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   484
    FASTDEBUG_CFLAGS/amd64 = -g
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   485
    FASTDEBUG_CFLAGS/arm   = -g
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   486
    FASTDEBUG_CFLAGS/ppc   = -g
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   487
    FASTDEBUG_CFLAGS += $(FASTDEBUG_CFLAGS/$(BUILDARCH))
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   488
    ifeq ($(FASTDEBUG_CFLAGS/$(BUILDARCH)),)
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   489
      ifeq ($(USE_CLANG), true)
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   490
        # Clang doesn't understand -gstabs
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   491
        FASTDEBUG_CFLAGS += -g
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   492
      else
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   493
        FASTDEBUG_CFLAGS += -gstabs
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   494
      endif
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   495
    endif
24955
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   496
20686
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   497
    OPT_CFLAGS/ia64  = -g
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   498
    OPT_CFLAGS/amd64 = -g
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   499
    OPT_CFLAGS/arm   = -g
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   500
    OPT_CFLAGS/ppc   = -g
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   501
    OPT_CFLAGS += $(OPT_CFLAGS/$(BUILDARCH))
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   502
    ifeq ($(OPT_CFLAGS/$(BUILDARCH)),)
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   503
      ifeq ($(USE_CLANG), true)
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   504
        # Clang doesn't understand -gstabs
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   505
        OPT_CFLAGS += -g
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   506
      else
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   507
        OPT_CFLAGS += -gstabs
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   508
      endif
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   509
    endif
1fa9a75192c3 7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents: 20295
diff changeset
   510
  endif
10565
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   511
endif
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   512
24955
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   513
ifeq ($(USE_CLANG),)
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   514
  # Enable bounds checking.
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   515
  ifeq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) )" "1"
26172
7ab032af2835 8047952: Remove _FORTIFY_SOURCE from fastdebug and slowdebug builds
mduigou
parents: 25498
diff changeset
   516
    # stack smashing checks.
7ab032af2835 8047952: Remove _FORTIFY_SOURCE from fastdebug and slowdebug builds
mduigou
parents: 25498
diff changeset
   517
    DEBUG_CFLAGS += -fstack-protector-all --param ssp-buffer-size=1
24955
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   518
  endif
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   519
endif
fbde9efb7b56 8032045: Enable compiler and linker safety switches for debug builds
mduigou
parents: 23185
diff changeset
   520
10565
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   521
# If we are building HEADLESS, pass on to VM
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   522
# so it can set the java.awt.headless property
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   523
ifdef HEADLESS
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   524
CFLAGS += -DHEADLESS
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   525
endif
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   526
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   527
# We are building Embedded for a small device
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   528
# favor code space over speed
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   529
ifdef MINIMIZE_RAM_USAGE
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   530
CFLAGS += -DMINIMIZE_RAM_USAGE
dc90c239f4ec 7089790: integrate bsd-port changes
never
parents:
diff changeset
   531
endif