Mercurial > hg > graal-compiler
view make/linux/makefiles/gcc.make @ 22312:6fd6cf960c72
Make HotSpotLockStack an LIRInstruction.
author | Josef Eisl <josef.eisl@jku.at> |
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date | Wed, 15 Jul 2015 14:20:12 +0200 |
parents | 007e88ccbba9 |
children |
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# # Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved. # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. # # This code is free software; you can redistribute it and/or modify it # under the terms of the GNU General Public License version 2 only, as # published by the Free Software Foundation. # # This code is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License # version 2 for more details (a copy is included in the LICENSE file that # accompanied this code). # # You should have received a copy of the GNU General Public License version # 2 along with this work; if not, write to the Free Software Foundation, # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. # # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA # or visit www.oracle.com if you need additional information or have any # questions. # # #------------------------------------------------------------------------ # CC, CXX & AS # If a SPEC is not set already, then use these defaults. ifeq ($(SPEC),) # When cross-compiling the ALT_COMPILER_PATH points # to the cross-compilation toolset ifdef CROSS_COMPILE_ARCH CXX = $(ALT_COMPILER_PATH)/g++ CC = $(ALT_COMPILER_PATH)/gcc HOSTCXX = g++ HOSTCC = gcc STRIP = $(ALT_COMPILER_PATH)/strip else ifeq ($(USE_CLANG), true) CXX = clang++ CC = clang else CXX = g++ CC = gcc endif HOSTCXX = $(CXX) HOSTCC = $(CC) STRIP = strip endif AS = $(CC) -c endif ifeq ($(USE_CLANG), true) CC_VER_MAJOR := $(shell $(CC) -v 2>&1 | grep version | sed "s/.*version \([0-9]*\.[0-9]*\).*/\1/" | cut -d'.' -f1) CC_VER_MINOR := $(shell $(CC) -v 2>&1 | grep version | sed "s/.*version \([0-9]*\.[0-9]*\).*/\1/" | cut -d'.' -f2) else # -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only # prints the numbers (e.g. "2.95", "3.2.1") CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1) CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2) endif ifeq ($(USE_CLANG), true) # Clang has precompiled headers support by default, but the user can switch # it off by using 'USE_PRECOMPILED_HEADER=0'. ifdef LP64 ifeq ($(USE_PRECOMPILED_HEADER),) USE_PRECOMPILED_HEADER=1 endif else # We don't support precompiled headers on 32-bit builds because there some files are # compiled with -fPIC while others are compiled without (see 'NONPIC_OBJ_FILES' rules.make) # Clang produces an error if the PCH file was compiled with other options than the actual compilation unit. USE_PRECOMPILED_HEADER=0 endif ifeq ($(USE_PRECOMPILED_HEADER),1) ifndef LP64 $(error " Precompiled Headers only supported on 64-bit platforms!") endif PRECOMPILED_HEADER_DIR=. PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.pch PCH_FLAG = -include precompiled.hpp PCH_FLAG/DEFAULT = $(PCH_FLAG) PCH_FLAG/NO_PCH = -DNO_PCH PCH_FLAG/BY_FILE = $(PCH_FLAG/$@)$(PCH_FLAG/DEFAULT$(PCH_FLAG/$@)) VM_PCH_FLAG/LIBJVM = $(PCH_FLAG/BY_FILE) VM_PCH_FLAG/AOUT = VM_PCH_FLAG = $(VM_PCH_FLAG/$(LINK_INTO)) # We only use precompiled headers for the JVM build CFLAGS += $(VM_PCH_FLAG) # There are some files which don't like precompiled headers # The following files are build with 'OPT_CFLAGS/NOOPT' (-O0) in the opt build. # But Clang doesn't support a precompiled header which was compiled with -O3 # to be used in a compilation unit which uses '-O0'. We could also prepare an # extra '-O0' PCH file for the opt build and use it here, but it's probably # not worth the effoert as long as only two files need this special handling. PCH_FLAG/loopTransform.o = $(PCH_FLAG/NO_PCH) PCH_FLAG/sharedRuntimeTrig.o = $(PCH_FLAG/NO_PCH) PCH_FLAG/sharedRuntimeTrans.o = $(PCH_FLAG/NO_PCH) endif else # ($(USE_CLANG), true) # check for precompiled headers support ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0" # Allow the user to turn off precompiled headers from the command line. ifneq ($(USE_PRECOMPILED_HEADER),0) PRECOMPILED_HEADER_DIR=. PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch endif endif endif # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp. ifeq ($(USE_PRECOMPILED_HEADER),0) CFLAGS += -DDONT_USE_PRECOMPILED_HEADER endif #------------------------------------------------------------------------ # Compiler flags # position-independent code PICFLAG = -fPIC VM_PICFLAG/LIBJVM = $(PICFLAG) VM_PICFLAG/AOUT = VM_PICFLAG = $(VM_PICFLAG/$(LINK_INTO)) ifeq ($(JVM_VARIANT_ZERO), true) CFLAGS += $(LIBFFI_CFLAGS) endif ifeq ($(JVM_VARIANT_ZEROSHARK), true) CFLAGS += $(LIBFFI_CFLAGS) CFLAGS += $(LLVM_CFLAGS) endif CFLAGS += $(VM_PICFLAG) CFLAGS += -fno-rtti CFLAGS += -fno-exceptions CFLAGS += -D_REENTRANT ifeq ($(USE_CLANG),) CFLAGS += -fcheck-new # version 4 and above support fvisibility=hidden (matches jni_x86.h file) # except 4.1.2 gives pointless warnings that can't be disabled (afaik) ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" CFLAGS += -fvisibility=hidden endif else CFLAGS += -fvisibility=hidden endif ifeq ($(USE_CLANG), true) # Before Clang 3.1, we had to pass the stack alignment specification directly to llvm with the help of '-mllvm' # Starting with version 3.1, Clang understands the '-mstack-alignment' (and rejects '-mllvm -stack-alignment') ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 1 \) \))" "0" STACK_ALIGNMENT_OPT = -mno-omit-leaf-frame-pointer -mstack-alignment=16 else STACK_ALIGNMENT_OPT = -mno-omit-leaf-frame-pointer -mllvm -stack-alignment=16 endif endif ARCHFLAG = $(ARCHFLAG/$(BUILDARCH)) ARCHFLAG/i486 = -m32 -march=i586 ARCHFLAG/amd64 = -m64 $(STACK_ALIGNMENT_OPT) ARCHFLAG/ia64 = ARCHFLAG/sparc = -m32 -mcpu=v9 ARCHFLAG/sparcv9 = -m64 -mcpu=v9 ARCHFLAG/arm = -fsigned-char ARCHFLAG/zero = $(ZERO_ARCHFLAG) ifndef E500V2 ARCHFLAG/ppc = -mcpu=powerpc endif ARCHFLAG/ppc64 = -m64 CFLAGS += $(ARCHFLAG) AOUT_FLAGS += $(ARCHFLAG) LFLAGS += $(ARCHFLAG) ASFLAGS += $(ARCHFLAG) ifdef E500V2 CFLAGS += -DE500V2 endif # Use C++ Interpreter ifdef CC_INTERP CFLAGS += -DCC_INTERP endif # Keep temporary files (.ii, .s) ifdef NEED_ASM CFLAGS += -save-temps else CFLAGS += -pipe endif # Compiler warnings are treated as errors WARNINGS_ARE_ERRORS = -Werror ifeq ($(USE_CLANG), true) # However we need to clean the code up before we can unrestrictedly enable this option with Clang WARNINGS_ARE_ERRORS += -Wno-logical-op-parentheses -Wno-parentheses-equality -Wno-parentheses WARNINGS_ARE_ERRORS += -Wno-switch -Wno-tautological-constant-out-of-range-compare -Wno-tautological-compare WARNINGS_ARE_ERRORS += -Wno-delete-non-virtual-dtor -Wno-deprecated -Wno-format -Wno-dynamic-class-memaccess WARNINGS_ARE_ERRORS += -Wno-return-type -Wno-empty-body WARNINGS_ARE_ERRORS += -Wno-undefined-bool-conversion endif WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef -Wunused-function -Wunused-value ifeq ($(USE_CLANG),) # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit # conversions which might affect the values. Only enable it in earlier versions. ifeq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" WARNING_FLAGS += -Wconversion endif endif CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(WARNING_FLAGS) # Special cases CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@)) # The flags to use for an Optimized g++ build OPT_CFLAGS/SIZE=-Os OPT_CFLAGS/SPEED=-O3 # Hotspot uses very unstrict aliasing turn this optimization off # This option is added to CFLAGS rather than OPT_CFLAGS # so that OPT_CFLAGS overrides get this option too. CFLAGS += -fno-strict-aliasing OPT_CFLAGS_DEFAULT ?= SPEED ifdef OPT_CFLAGS ifneq ("$(origin OPT_CFLAGS)", "command line") $(error " Use OPT_EXTRAS instead of OPT_CFLAGS to add extra flags to OPT_CFLAGS.") endif endif OPT_CFLAGS = $(OPT_CFLAGS/$(OPT_CFLAGS_DEFAULT)) $(OPT_EXTRAS) # The gcc compiler segv's on ia64 when compiling bytecodeInterpreter.cpp # if we use expensive-optimizations ifeq ($(BUILDARCH), ia64) OPT_CFLAGS += -fno-expensive-optimizations endif OPT_CFLAGS/NOOPT=-O0 # Work around some compiler bugs. ifeq ($(USE_CLANG), true) ifeq ($(shell expr $(CC_VER_MAJOR) = 4 \& $(CC_VER_MINOR) = 2), 1) OPT_CFLAGS/loopTransform.o += $(OPT_CFLAGS/NOOPT) endif else # 6835796. Problem in GCC 4.3.0 with mulnode.o optimized compilation. ifeq ($(shell expr $(CC_VER_MAJOR) = 4 \& $(CC_VER_MINOR) = 3), 1) OPT_CFLAGS/mulnode.o += $(OPT_CFLAGS/NOOPT) endif endif # Flags for generating make dependency flags. DEPFLAGS = -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d) ifeq ($(USE_CLANG),) ifneq ("${CC_VER_MAJOR}", "2") DEPFLAGS += -fpch-deps endif endif #------------------------------------------------------------------------ # Linker flags # statically link libstdc++.so, work with gcc but ignored by g++ STATIC_STDCXX = -Wl,-Bstatic -lstdc++ -Wl,-Bdynamic ifeq ($(USE_CLANG),) # statically link libgcc and/or libgcc_s, libgcc does not exist before gcc-3.x. ifneq ("${CC_VER_MAJOR}", "2") STATIC_LIBGCC += -static-libgcc endif ifeq ($(BUILDARCH), ia64) LFLAGS += -Wl,-relax endif endif # Enable linker optimization LFLAGS += -Xlinker -O1 ifeq ($(USE_CLANG),) # If this is a --hash-style=gnu system, use --hash-style=both # The gnu .hash section won't work on some Linux systems like SuSE 10. _HAS_HASH_STYLE_GNU:=$(shell $(CC) -dumpspecs | grep -- '--hash-style=gnu') ifneq ($(_HAS_HASH_STYLE_GNU),) LDFLAGS_HASH_STYLE = -Wl,--hash-style=both endif else # Don't know how to find out the 'hash style' of a system as '-dumpspecs' # doesn't work for Clang. So for now we'll alwys use --hash-style=both LDFLAGS_HASH_STYLE = -Wl,--hash-style=both endif LFLAGS += $(LDFLAGS_HASH_STYLE) # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file. MAPFLAG = -Xlinker --version-script=FILENAME # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj SONAMEFLAG = -Xlinker -soname=SONAME # Build shared library SHARED_FLAG = -shared # Keep symbols even they are not used AOUT_FLAGS += -Xlinker -export-dynamic #------------------------------------------------------------------------ # Debug flags ifeq ($(USE_CLANG), true) # Restrict the debug information created by Clang to avoid # too big object files and speed the build up a little bit # (see http://llvm.org/bugs/show_bug.cgi?id=7554) CFLAGS += -flimit-debug-info endif # DEBUG_BINARIES uses full -g debug information for all configs ifeq ($(DEBUG_BINARIES), true) CFLAGS += -g else # Use the stabs format for debugging information (this is the default # on gcc-2.91). It's good enough, has all the information about line # numbers and local variables, and libjvm.so is only about 16M. # Change this back to "-g" if you want the most expressive format. # (warning: that could easily inflate libjvm.so to 150M!) # Note: The Itanium gcc compiler crashes when using -gstabs. DEBUG_CFLAGS/ia64 = -g DEBUG_CFLAGS/amd64 = -g DEBUG_CFLAGS/arm = -g DEBUG_CFLAGS/ppc = -g DEBUG_CFLAGS/ppc64 = -g DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH)) ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),) ifeq ($(USE_CLANG), true) # Clang doesn't understand -gstabs DEBUG_CFLAGS += -g else DEBUG_CFLAGS += -gstabs endif endif ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) FASTDEBUG_CFLAGS/ia64 = -g FASTDEBUG_CFLAGS/amd64 = -g FASTDEBUG_CFLAGS/arm = -g FASTDEBUG_CFLAGS/ppc = -g FASTDEBUG_CFLAGS/ppc64 = -g FASTDEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH)) ifeq ($(FASTDEBUG_CFLAGS/$(BUILDARCH)),) ifeq ($(USE_CLANG), true) # Clang doesn't understand -gstabs FASTDEBUG_CFLAGS += -g else FASTDEBUG_CFLAGS += -gstabs endif endif OPT_CFLAGS/ia64 = -g OPT_CFLAGS/amd64 = -g OPT_CFLAGS/arm = -g OPT_CFLAGS/ppc = -g OPT_CFLAGS/ppc64 = -g OPT_CFLAGS += $(OPT_CFLAGS/$(BUILDARCH)) ifeq ($(OPT_CFLAGS/$(BUILDARCH)),) ifeq ($(USE_CLANG), true) # Clang doesn't understand -gstabs OPT_CFLAGS += -g else OPT_CFLAGS += -gstabs endif endif endif endif # If we are building HEADLESS, pass on to VM # so it can set the java.awt.headless property ifdef HEADLESS CFLAGS += -DHEADLESS endif # We are building Embedded for a small device # favor code space over speed ifdef MINIMIZE_RAM_USAGE CFLAGS += -DMINIMIZE_RAM_USAGE endif # Stack walking in the JVM relies on frame pointer (%rbp) to walk thread stack. # Explicitly specify -fno-omit-frame-pointer because it is off by default # starting with gcc 4.6. ifndef USE_SUNCC CFLAGS += -fno-omit-frame-pointer endif