10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 # version 2 for more details (a copy is included in the LICENSE file that 13 # accompanied this code). 14 # 15 # You should have received a copy of the GNU General Public License version 16 # 2 along with this work; if not, write to the Free Software Foundation, 17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 # 19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 # or visit www.oracle.com if you need additional information or have any 21 # questions. 22 # 23 # 24 25 OS_VENDOR = $(shell uname -s) 26 27 #------------------------------------------------------------------------ 28 # CC, CXX & AS 29 30 # When cross-compiling the ALT_COMPILER_PATH points 31 # to the cross-compilation toolset 32 ifdef CROSS_COMPILE_ARCH 33 CXX = $(ALT_COMPILER_PATH)/g++ 34 CC = $(ALT_COMPILER_PATH)/gcc 35 HOSTCXX = g++ 36 HOSTCC = gcc 37 else ifneq ($(OS_VENDOR), Darwin) 38 CXX = g++ 39 CC = gcc 40 HOSTCXX = $(CXX) 41 HOSTCC = $(CC) 42 endif 43 44 # i486 hotspot requires -mstackrealign on Darwin. 45 # llvm-gcc supports this in Xcode 3.2.6 and 4.0. 46 # gcc-4.0 supports this on earlier versions. 47 # Prefer llvm-gcc where available. 48 ifeq ($(OS_VENDOR), Darwin) 49 ifeq ($(origin CXX), default) 50 CXX = llvm-g++ 51 endif 52 ifeq ($(origin CC), default) 53 CC = llvm-gcc 54 endif 55 56 ifeq ($(ARCH), i486) 57 LLVM_SUPPORTS_STACKREALIGN := $(shell \ 58 [ "0"`llvm-gcc -v 2>&1 | grep LLVM | sed -E "s/.*LLVM build ([0-9]+).*/\1/"` -gt "2333" ] \ 59 && echo true || echo false) 60 61 ifeq ($(LLVM_SUPPORTS_STACKREALIGN), true) 62 CXX32 ?= llvm-g++ 63 CC32 ?= llvm-gcc 64 else 65 CXX32 ?= g++-4.0 66 CC32 ?= gcc-4.0 67 endif 68 CXX = $(CXX32) 69 CC = $(CC32) 70 endif 71 72 HOSTCXX = $(CXX) 73 HOSTCC = $(CC) 74 endif 75 76 AS = $(CC) -c -x assembler-with-cpp 77 78 # -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only 79 # prints the numbers (e.g. "2.95", "3.2.1") 80 CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1) 81 CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2) 82 83 # check for precompiled headers support 84 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0" 85 # Allow the user to turn off precompiled headers from the command line. 86 ifneq ($(USE_PRECOMPILED_HEADER),0) 87 PRECOMPILED_HEADER_DIR=. 88 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp 89 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch 90 endif 91 endif 92 93 94 #------------------------------------------------------------------------ 95 # Compiler flags 96 | 10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 # version 2 for more details (a copy is included in the LICENSE file that 13 # accompanied this code). 14 # 15 # You should have received a copy of the GNU General Public License version 16 # 2 along with this work; if not, write to the Free Software Foundation, 17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 # 19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 # or visit www.oracle.com if you need additional information or have any 21 # questions. 22 # 23 # 24 25 OS_VENDOR = $(shell uname -s) 26 27 #------------------------------------------------------------------------ 28 # CC, CXX & AS 29 30 # If a SPEC is not set already, then use these defaults. 31 ifeq ($(SPEC),) 32 # When cross-compiling the ALT_COMPILER_PATH points 33 # to the cross-compilation toolset 34 ifdef CROSS_COMPILE_ARCH 35 CXX = $(ALT_COMPILER_PATH)/g++ 36 CC = $(ALT_COMPILER_PATH)/gcc 37 HOSTCXX = g++ 38 HOSTCC = gcc 39 else ifneq ($(OS_VENDOR), Darwin) 40 CXX = g++ 41 CC = gcc 42 HOSTCXX = $(CXX) 43 HOSTCC = $(CC) 44 endif 45 46 # i486 hotspot requires -mstackrealign on Darwin. 47 # llvm-gcc supports this in Xcode 3.2.6 and 4.0. 48 # gcc-4.0 supports this on earlier versions. 49 # Prefer llvm-gcc where available. 50 ifeq ($(OS_VENDOR), Darwin) 51 ifeq ($(origin CXX), default) 52 CXX = llvm-g++ 53 endif 54 ifeq ($(origin CC), default) 55 CC = llvm-gcc 56 endif 57 58 ifeq ($(ARCH), i486) 59 LLVM_SUPPORTS_STACKREALIGN := $(shell \ 60 [ "0"`llvm-gcc -v 2>&1 | grep LLVM | sed -E "s/.*LLVM build ([0-9]+).*/\1/"` -gt "2333" ] \ 61 && echo true || echo false) 62 63 ifeq ($(LLVM_SUPPORTS_STACKREALIGN), true) 64 CXX32 ?= llvm-g++ 65 CC32 ?= llvm-gcc 66 else 67 CXX32 ?= g++-4.0 68 CC32 ?= gcc-4.0 69 endif 70 CXX = $(CXX32) 71 CC = $(CC32) 72 endif 73 74 HOSTCXX = $(CXX) 75 HOSTCC = $(CC) 76 endif 77 78 AS = $(CC) -c -x assembler-with-cpp 79 endif 80 81 82 # -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only 83 # prints the numbers (e.g. "2.95", "3.2.1") 84 CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1) 85 CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2) 86 87 # check for precompiled headers support 88 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0" 89 # Allow the user to turn off precompiled headers from the command line. 90 ifneq ($(USE_PRECOMPILED_HEADER),0) 91 PRECOMPILED_HEADER_DIR=. 92 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp 93 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch 94 endif 95 endif 96 97 98 #------------------------------------------------------------------------ 99 # Compiler flags 100 |