184 lines
5.5 KiB
Makefile
184 lines
5.5 KiB
Makefile
#
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# Copyright 1998-2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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# CA 95054 USA or visit www.sun.com if you need additional information or
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# have any questions.
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#
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#
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#------------------------------------------------------------------------
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# CC, CPP & AS
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CPP = g++
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CC = gcc
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AS = $(CC) -c
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Compiler = gcc
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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 $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2)
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# Check for the versions of C++ and C compilers ($CPP and $CC) used.
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# Get the last thing on the line that looks like x.x+ (x is a digit).
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COMPILER_REV := \
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$(shell $(CPP) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1)
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C_COMPILER_REV := \
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$(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2)
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# check for precompiled headers support
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ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0"
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USE_PRECOMPILED_HEADER=1
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PRECOMPILED_HEADER_DIR=.
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PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/incls/_precompiled.incl.gch
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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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CFLAGS += $(VM_PICFLAG)
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CFLAGS += -fno-rtti
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CFLAGS += -fno-exceptions
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CFLAGS += -D_REENTRANT
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CFLAGS += -fcheck-new
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ARCHFLAG = $(ARCHFLAG/$(BUILDARCH))
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ARCHFLAG/sparc = -m32 -mcpu=v9
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ARCHFLAG/sparcv9 = -m64 -mcpu=v9
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ARCHFLAG/i486 = -m32 -march=i586
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ARCHFLAG/amd64 = -m64 -march=k8
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# Optional sub-directory in /usr/lib where BUILDARCH libraries are kept.
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ISA_DIR=$(ISA_DIR/$(BUILDARCH))
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ISA_DIR/amd64=/amd64
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ISA_DIR/i486=
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ISA_DIR/sparcv9=/64
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CFLAGS += $(ARCHFLAG)
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AOUT_FLAGS += $(ARCHFLAG)
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LFLAGS += $(ARCHFLAG)
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ASFLAGS += $(ARCHFLAG)
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ifeq ($(BUILDARCH), amd64)
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ASFLAGS += -march=k8 -march=amd64
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LFLAGS += -march=k8
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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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WARNINGS_ARE_ERRORS = -Werror
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# Enable these warnings. See 'info gcc' about details on these options
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ADDITIONAL_WARNINGS = -Wpointer-arith -Wconversion -Wsign-compare
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CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(ADDITIONAL_WARNINGS)
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# Special cases
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CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@))
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# The flags to use for an Optimized g++ build
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OPT_CFLAGS += -O3
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# Hotspot uses very unstrict aliasing turn this optimization off
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OPT_CFLAGS += -fno-strict-aliasing
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# The gcc compiler segv's on ia64 when compiling bytecodeInterpreter.cpp
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# if we use expensive-optimizations
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# Note: all ia64 setting reflect the ones for linux
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# No actial testing was performed: there is no Solaris on ia64 presently
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ifeq ($(BUILDARCH), ia64)
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OPT_CFLAGS/bytecodeInterpreter.o += -fno-expensive-optimizations
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endif
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OPT_CFLAGS/NOOPT=-O0
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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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# statically link libgcc and/or libgcc_s, libgcc does not exist before gcc-3.x.
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ifneq ("${CC_VER_MAJOR}", "2")
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STATIC_LIBGCC += -static-libgcc
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endif
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ifeq ($(BUILDARCH), ia64)
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# Note: all ia64 setting reflect the ones for linux
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# No actial testing was performed: there is no Solaris on ia64 presently
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LFLAGS += -Wl,-relax
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endif
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ifdef USE_GNULD
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# Enable linker optimization
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LFLAGS += -Xlinker -O1
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# Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file.
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MAPFLAG = -Xlinker --version-script=FILENAME
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else
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MAPFLAG = -Xlinker -M -Xlinker FILENAME
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endif
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# Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj
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SONAMEFLAG = -Xlinker -soname=SONAME
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# Build shared library
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SHARED_FLAG = -shared
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#------------------------------------------------------------------------
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# Debug flags
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# Use the stabs format for debugging information (this is the default
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# on gcc-2.91). It's good enough, has all the information about line
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# numbers and local variables, and libjvm_g.so is only about 16M.
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# Change this back to "-g" if you want the most expressive format.
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# (warning: that could easily inflate libjvm_g.so to 150M!)
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# Note: The Itanium gcc compiler crashes when using -gstabs.
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DEBUG_CFLAGS/ia64 = -g
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DEBUG_CFLAGS/amd64 = -g
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DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH))
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ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),)
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DEBUG_CFLAGS += -gstabs
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endif
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MCS = /usr/ccs/bin/mcs
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