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make/bsd/makefiles/gcc.make@b9a9ed0f8eeb (annotated)

make/bsd/makefiles/gcc.make

Tue, 09 Oct 2012 10:09:34 -0700

author

mikael

date

Tue, 09 Oct 2012 10:09:34 -0700

changeset 4153

b9a9ed0f8eeb

parent 3832

4d399f013e5a

child 4167

9855b7e559ae

permissions

-rw-r--r--

7197424: update copyright year to match last edit in jdk8 hotspot repository
Summary: Update copyright year to 2012 for relevant files
Reviewed-by: dholmes, coleenp

never@3156	1	#
mikael@4153	2	# Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
never@3156	3	# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
never@3156	4	#
never@3156	5	# This code is free software; you can redistribute it and/or modify it
never@3156	6	# under the terms of the GNU General Public License version 2 only, as
never@3156	7	# published by the Free Software Foundation.
never@3156	8	#
never@3156	9	# This code is distributed in the hope that it will be useful, but WITHOUT
never@3156	10	# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
never@3156	11	# FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
never@3156	12	# version 2 for more details (a copy is included in the LICENSE file that
never@3156	13	# accompanied this code).
never@3156	14	#
never@3156	15	# You should have received a copy of the GNU General Public License version
never@3156	16	# 2 along with this work; if not, write to the Free Software Foundation,
never@3156	17	# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
never@3156	18	#
never@3156	19	# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
never@3156	20	# or visit www.oracle.com if you need additional information or have any
never@3156	21	# questions.
never@3156	22	#
never@3156	23	#
never@3156	24
never@3156	25	OS_VENDOR = $(shell uname -s)
never@3156	26
never@3156	27	#------------------------------------------------------------------------
erikj@3518	28	# CC, CXX & AS
never@3156	29
erikj@3600	30	# If a SPEC is not set already, then use these defaults.
erikj@3600	31	ifeq ($(SPEC),)
erikj@3600	32	# When cross-compiling the ALT_COMPILER_PATH points
erikj@3600	33	# to the cross-compilation toolset
erikj@3600	34	ifdef CROSS_COMPILE_ARCH
erikj@3600	35	CXX = $(ALT_COMPILER_PATH)/g++
erikj@3600	36	CC = $(ALT_COMPILER_PATH)/gcc
erikj@3600	37	HOSTCXX = g++
erikj@3600	38	HOSTCC = gcc
erikj@3600	39	else ifneq ($(OS_VENDOR), Darwin)
erikj@3600	40	CXX = g++
erikj@3600	41	CC = gcc
erikj@3600	42	HOSTCXX = $(CXX)
erikj@3600	43	HOSTCC = $(CC)
erikj@3600	44	endif
erikj@3600	45
erikj@3600	46	# i486 hotspot requires -mstackrealign on Darwin.
erikj@3600	47	# llvm-gcc supports this in Xcode 3.2.6 and 4.0.
erikj@3600	48	# gcc-4.0 supports this on earlier versions.
erikj@3600	49	# Prefer llvm-gcc where available.
erikj@3600	50	ifeq ($(OS_VENDOR), Darwin)
erikj@3600	51	ifeq ($(origin CXX), default)
erikj@3600	52	CXX = llvm-g++
erikj@3600	53	endif
erikj@3600	54	ifeq ($(origin CC), default)
erikj@3600	55	CC = llvm-gcc
erikj@3600	56	endif
erikj@3600	57
erikj@3600	58	ifeq ($(ARCH), i486)
erikj@3600	59	LLVM_SUPPORTS_STACKREALIGN := $(shell \
erikj@3600	60	[ "0"`llvm-gcc -v 2>&1 | grep LLVM | sed -E "s/.*LLVM build ([0-9]+).*/\1/"` -gt "2333" ] \
erikj@3600	61	&& echo true || echo false)
erikj@3600	62
erikj@3600	63	ifeq ($(LLVM_SUPPORTS_STACKREALIGN), true)
erikj@3600	64	CXX32 ?= llvm-g++
erikj@3600	65	CC32 ?= llvm-gcc
erikj@3600	66	else
erikj@3600	67	CXX32 ?= g++-4.0
erikj@3600	68	CC32 ?= gcc-4.0
erikj@3600	69	endif
erikj@3600	70	CXX = $(CXX32)
erikj@3600	71	CC = $(CC32)
erikj@3600	72	endif
erikj@3600	73
erikj@3600	74	HOSTCXX = $(CXX)
erikj@3600	75	HOSTCC = $(CC)
erikj@3600	76	endif
erikj@3600	77
erikj@3600	78	AS = $(CC) -c -x assembler-with-cpp
dcubed@3202	79	endif
dcubed@3202	80
never@3156	81
never@3156	82	# -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only
never@3156	83	# prints the numbers (e.g. "2.95", "3.2.1")
never@3156	84	CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1)
never@3156	85	CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2)
never@3156	86
never@3156	87	# check for precompiled headers support
never@3156	88	ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0"
never@3156	89	# Allow the user to turn off precompiled headers from the command line.
never@3156	90	ifneq ($(USE_PRECOMPILED_HEADER),0)
never@3156	91	PRECOMPILED_HEADER_DIR=.
brutisso@3229	92	PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp
never@3156	93	PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch
never@3156	94	endif
never@3156	95	endif
never@3156	96
never@3156	97
never@3156	98	#------------------------------------------------------------------------
never@3156	99	# Compiler flags
never@3156	100
never@3156	101	# position-independent code
never@3156	102	PICFLAG = -fPIC
never@3156	103
never@3156	104	VM_PICFLAG/LIBJVM = $(PICFLAG)
never@3156	105	VM_PICFLAG/AOUT =
never@3156	106	VM_PICFLAG = $(VM_PICFLAG/$(LINK_INTO))
never@3156	107
erikj@3649	108	ifeq ($(JVM_VARIANT_ZERO), true)
erikj@3649	109	CFLAGS += $(LIBFFI_CFLAGS)
never@3156	110	endif
erikj@3649	111	ifeq ($(JVM_VARIANT_ZEROSHARK), true)
erikj@3649	112	CFLAGS += $(LIBFFI_CFLAGS)
erikj@3649	113	CFLAGS += $(LLVM_CFLAGS)
never@3156	114	endif
never@3156	115	CFLAGS += $(VM_PICFLAG)
never@3156	116	CFLAGS += -fno-rtti
never@3156	117	CFLAGS += -fno-exceptions
never@3156	118	CFLAGS += -pthread
never@3156	119	CFLAGS += -fcheck-new
never@3156	120	# version 4 and above support fvisibility=hidden (matches jni_x86.h file)
never@3156	121	# except 4.1.2 gives pointless warnings that can't be disabled (afaik)
never@3156	122	ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
never@3156	123	CFLAGS += -fvisibility=hidden
never@3156	124	endif
never@3156	125
never@3156	126	ARCHFLAG = $(ARCHFLAG/$(BUILDARCH))
never@3156	127	ARCHFLAG/i486 = -m32 -march=i586
never@3156	128	ARCHFLAG/amd64 = -m64
never@3156	129	ARCHFLAG/ia64 =
never@3156	130	ARCHFLAG/sparc = -m32 -mcpu=v9
never@3156	131	ARCHFLAG/sparcv9 = -m64 -mcpu=v9
never@3156	132	ARCHFLAG/zero = $(ZERO_ARCHFLAG)
never@3156	133
never@3156	134	# Darwin-specific build flags
never@3156	135	ifeq ($(OS_VENDOR), Darwin)
never@3156	136	# Ineffecient 16-byte stack re-alignment on Darwin/IA32
never@3156	137	ARCHFLAG/i486 += -mstackrealign
never@3156	138	endif
never@3156	139
never@3156	140	CFLAGS += $(ARCHFLAG)
never@3156	141	AOUT_FLAGS += $(ARCHFLAG)
never@3156	142	LFLAGS += $(ARCHFLAG)
never@3156	143	ASFLAGS += $(ARCHFLAG)
never@3156	144
never@3156	145	ifdef E500V2
never@3156	146	CFLAGS += -DE500V2
never@3156	147	endif
never@3156	148
never@3156	149	# Use C++ Interpreter
never@3156	150	ifdef CC_INTERP
never@3156	151	CFLAGS += -DCC_INTERP
never@3156	152	endif
never@3156	153
never@3156	154	# Build for embedded targets
never@3156	155	ifdef JAVASE_EMBEDDED
never@3156	156	CFLAGS += -DJAVASE_EMBEDDED
never@3156	157	endif
never@3156	158
never@3156	159	# Keep temporary files (.ii, .s)
never@3156	160	ifdef NEED_ASM
never@3156	161	CFLAGS += -save-temps
never@3156	162	else
never@3156	163	CFLAGS += -pipe
never@3156	164	endif
never@3156	165
never@3156	166	# Compiler warnings are treated as errors
dcubed@3202	167	ifneq ($(COMPILER_WARNINGS_FATAL),false)
dcubed@3202	168	WARNINGS_ARE_ERRORS = -Werror
dcubed@3202	169	endif
never@3156	170
never@3156	171	# Except for a few acceptable ones
never@3156	172	# Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit
never@3156	173	# conversions which might affect the values. To avoid that, we need to turn
never@3156	174	# it off explicitly.
never@3156	175	ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0"
never@3156	176	ACCEPTABLE_WARNINGS = -Wpointer-arith -Wsign-compare
never@3156	177	else
never@3156	178	ACCEPTABLE_WARNINGS = -Wpointer-arith -Wconversion -Wsign-compare
never@3156	179	endif
never@3156	180
never@3156	181	CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(ACCEPTABLE_WARNINGS)
never@3156	182	# Special cases
never@3156	183	CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@))
never@3156	184	# XXXDARWIN: for _dyld_bind_fully_image_containing_address
never@3156	185	ifeq ($(OS_VENDOR), Darwin)
never@3156	186	CFLAGS_WARN/os_bsd.o = $(CFLAGS_WARN/DEFAULT) -Wno-deprecated-declarations
never@3156	187	endif
never@3156	188
never@3156	189
never@3156	190	# The flags to use for an Optimized g++ build
dcubed@3202	191	ifeq ($(OS_VENDOR), Darwin)
dcubed@3202	192	# use -Os by default, unless -O3 can be proved to be worth the cost, as per policy
dcubed@3202	193	# <http://wikis.sun.com/display/OpenJDK/Mac+OS+X+Port+Compilers>
dcubed@3202	194	OPT_CFLAGS += -Os
dcubed@3202	195	else
dcubed@3202	196	OPT_CFLAGS += -O3
dcubed@3202	197	endif
never@3156	198
never@3156	199	# Hotspot uses very unstrict aliasing turn this optimization off
never@3156	200	OPT_CFLAGS += -fno-strict-aliasing
never@3156	201
never@3156	202	# The gcc compiler segv's on ia64 when compiling bytecodeInterpreter.cpp
never@3156	203	# if we use expensive-optimizations
never@3156	204	ifeq ($(BUILDARCH), ia64)
never@3156	205	OPT_CFLAGS += -fno-expensive-optimizations
never@3156	206	endif
never@3156	207
never@3156	208	OPT_CFLAGS/NOOPT=-O0
never@3156	209
never@3156	210	# 6835796. Problem in GCC 4.3.0 with mulnode.o optimized compilation.
never@3156	211	ifneq "$(shell expr \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) = 3 \) \))" "0"
never@3156	212	OPT_CFLAGS/mulnode.o += -O0
never@3156	213	endif
never@3156	214
never@3156	215	# Flags for generating make dependency flags.
never@3156	216	ifneq ("${CC_VER_MAJOR}", "2")
kamg@3832	217	DEPFLAGS = -fpch-deps -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d)
never@3156	218	endif
never@3156	219
never@3156	220	# -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.
stefank@3325	221	ifeq ($(USE_PRECOMPILED_HEADER),0)
never@3156	222	CFLAGS += -DDONT_USE_PRECOMPILED_HEADER
never@3156	223	endif
never@3156	224
never@3156	225	#------------------------------------------------------------------------
never@3156	226	# Linker flags
never@3156	227
never@3156	228	# statically link libstdc++.so, work with gcc but ignored by g++
never@3156	229	STATIC_STDCXX = -Wl,-Bstatic -lstdc++ -Wl,-Bdynamic
never@3156	230
never@3156	231	# statically link libgcc and/or libgcc_s, libgcc does not exist before gcc-3.x.
never@3156	232	ifneq ("${CC_VER_MAJOR}", "2")
never@3156	233	STATIC_LIBGCC += -static-libgcc
never@3156	234	endif
never@3156	235
never@3156	236	ifeq ($(BUILDARCH), ia64)
never@3156	237	LFLAGS += -Wl,-relax
never@3156	238	endif
never@3156	239
never@3156	240	# Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file.
never@3156	241	MAPFLAG = -Xlinker --version-script=FILENAME
never@3156	242
never@3156	243	#
never@3156	244	# Shared Library
never@3156	245	#
never@3156	246	ifeq ($(OS_VENDOR), Darwin)
never@3156	247	# Standard linker flags
never@3156	248	LFLAGS +=
never@3156	249
never@3156	250	# Darwin doesn't use ELF and doesn't support version scripts
never@3156	251	LDNOMAP = true
never@3156	252
never@3156	253	# Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj
never@3156	254	SONAMEFLAG =
never@3156	255
never@3156	256	# Build shared library
dcubed@3202	257	SHARED_FLAG = -Wl,-install_name,@rpath/$(@F) -dynamiclib -compatibility_version 1.0.0 -current_version 1.0.0 $(VM_PICFLAG)
never@3156	258
never@3156	259	# Keep symbols even they are not used
never@3156	260	#AOUT_FLAGS += -Xlinker -export-dynamic
never@3156	261	else
never@3156	262	# Enable linker optimization
never@3156	263	LFLAGS += -Xlinker -O1
never@3156	264
never@3156	265	# Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj
never@3156	266	SONAMEFLAG = -Xlinker -soname=SONAME
never@3156	267
never@3156	268	# Build shared library
never@3156	269	SHARED_FLAG = -shared $(VM_PICFLAG)
never@3156	270
never@3156	271	# Keep symbols even they are not used
never@3156	272	AOUT_FLAGS += -Xlinker -export-dynamic
never@3156	273	endif
never@3156	274
never@3156	275	#------------------------------------------------------------------------
never@3156	276	# Debug flags
never@3156	277
never@3156	278	# Use the stabs format for debugging information (this is the default
never@3156	279	# on gcc-2.91). It's good enough, has all the information about line
never@3156	280	# numbers and local variables, and libjvm_g.so is only about 16M.
never@3156	281	# Change this back to "-g" if you want the most expressive format.
never@3156	282	# (warning: that could easily inflate libjvm_g.so to 150M!)
never@3156	283	# Note: The Itanium gcc compiler crashes when using -gstabs.
never@3156	284	DEBUG_CFLAGS/ia64 = -g
never@3156	285	DEBUG_CFLAGS/amd64 = -g
never@3156	286	DEBUG_CFLAGS/arm = -g
never@3156	287	DEBUG_CFLAGS/ppc = -g
never@3156	288	DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH))
never@3156	289	ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),)
never@3156	290	DEBUG_CFLAGS += -gstabs
never@3156	291	endif
never@3156	292
never@3156	293	# DEBUG_BINARIES overrides everything, use full -g debug information
never@3156	294	ifeq ($(DEBUG_BINARIES), true)
never@3156	295	DEBUG_CFLAGS = -g
never@3156	296	CFLAGS += $(DEBUG_CFLAGS)
never@3156	297	endif
never@3156	298
never@3156	299	# If we are building HEADLESS, pass on to VM
never@3156	300	# so it can set the java.awt.headless property
never@3156	301	ifdef HEADLESS
never@3156	302	CFLAGS += -DHEADLESS
never@3156	303	endif
never@3156	304
never@3156	305	# We are building Embedded for a small device
never@3156	306	# favor code space over speed
never@3156	307	ifdef MINIMIZE_RAM_USAGE
never@3156	308	CFLAGS += -DMINIMIZE_RAM_USAGE
never@3156	309	endif