Mercurial > hg > graal-jvmci-8
annotate make/bsd/makefiles/gcc.make @ 12629:8ba058ffbc2e
Clang 5.0 fixes
author | twisti |
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date | Tue, 29 Oct 2013 14:45:32 -0700 |
parents | 0806a46dced5 |
children | 096c224171c4 |
rev | line source |
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3960 | 1 # |
11026 | 2 # Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved. |
3960 | 3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 # | |
5 # This code is free software; you can redistribute it and/or modify it | |
6 # under the terms of the GNU General Public License version 2 only, as | |
7 # published by the Free Software Foundation. | |
8 # | |
9 # This code is distributed in the hope that it will be useful, but WITHOUT | |
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 = $(shell uname -s) | |
26 | |
27 #------------------------------------------------------------------------ | |
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28 # CC, CXX & AS |
3960 | 29 |
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30 # If a SPEC is not set already, then use these defaults. |
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31 ifeq ($(SPEC),) |
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32 # When cross-compiling the ALT_COMPILER_PATH points |
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33 # to the cross-compilation toolset |
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34 ifdef CROSS_COMPILE_ARCH |
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35 CXX = $(ALT_COMPILER_PATH)/g++ |
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36 CC = $(ALT_COMPILER_PATH)/gcc |
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37 HOSTCXX = g++ |
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38 HOSTCC = gcc |
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39 else ifneq ($(OS_VENDOR), Darwin) |
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40 CXX = g++ |
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41 CC = gcc |
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42 HOSTCXX = $(CXX) |
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43 HOSTCC = $(CC) |
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44 endif |
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45 |
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46 # i486 hotspot requires -mstackrealign on Darwin. |
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47 # llvm-gcc supports this in Xcode 3.2.6 and 4.0. |
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48 # gcc-4.0 supports this on earlier versions. |
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49 # Prefer llvm-gcc where available. |
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50 ifeq ($(OS_VENDOR), Darwin) |
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51 ifeq ($(origin CXX), default) |
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52 CXX = llvm-g++ |
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53 endif |
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54 ifeq ($(origin CC), default) |
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55 CC = llvm-gcc |
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56 endif |
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57 |
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58 ifeq ($(ARCH), i486) |
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59 LLVM_SUPPORTS_STACKREALIGN := $(shell \ |
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60 [ "0"`llvm-gcc -v 2>&1 | grep LLVM | sed -E "s/.*LLVM build ([0-9]+).*/\1/"` -gt "2333" ] \ |
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61 && echo true || echo false) |
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62 |
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63 ifeq ($(LLVM_SUPPORTS_STACKREALIGN), true) |
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64 CXX32 ?= llvm-g++ |
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65 CC32 ?= llvm-gcc |
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66 else |
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67 CXX32 ?= g++-4.0 |
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68 CC32 ?= gcc-4.0 |
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69 endif |
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70 CXX = $(CXX32) |
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71 CC = $(CC32) |
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72 endif |
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73 |
10398 | 74 ifeq ($(USE_CLANG), true) |
75 CXX = clang++ | |
76 CC = clang | |
77 endif | |
78 | |
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79 HOSTCXX = $(CXX) |
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80 HOSTCC = $(CC) |
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81 endif |
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82 |
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83 AS = $(CC) -c |
4006 | 84 endif |
85 | |
3960 | 86 |
10398 | 87 ifeq ($(USE_CLANG), true) |
88 CC_VER_MAJOR := $(shell $(CC) -v 2>&1 | grep version | sed "s/.*version \([0-9]*\.[0-9]*\).*/\1/" | cut -d'.' -f1) | |
89 CC_VER_MINOR := $(shell $(CC) -v 2>&1 | grep version | sed "s/.*version \([0-9]*\.[0-9]*\).*/\1/" | cut -d'.' -f2) | |
90 else | |
91 # -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only | |
92 # prints the numbers (e.g. "2.95", "3.2.1") | |
93 CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1) | |
94 CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2) | |
3960 | 95 endif |
96 | |
10398 | 97 ifeq ($(USE_CLANG), true) |
98 # clang has precompiled headers support by default, but the user can switch | |
99 # it off by using 'USE_PRECOMPILED_HEADER=0'. | |
100 ifdef LP64 | |
101 ifeq ($(USE_PRECOMPILED_HEADER),) | |
102 USE_PRECOMPILED_HEADER=1 | |
103 endif | |
104 else | |
105 # We don't support precompiled headers on 32-bit builds because there some files are | |
106 # compiled with -fPIC while others are compiled without (see 'NONPIC_OBJ_FILES' rules.make) | |
107 # Clang produces an error if the PCH file was compiled with other options than the actual compilation unit. | |
108 USE_PRECOMPILED_HEADER=0 | |
109 endif | |
110 | |
111 ifeq ($(USE_PRECOMPILED_HEADER),1) | |
112 | |
113 ifndef LP64 | |
114 $(error " Precompiled Headers only supported on 64-bit platforms!") | |
115 endif | |
116 | |
117 PRECOMPILED_HEADER_DIR=. | |
118 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp | |
119 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.pch | |
120 | |
121 PCH_FLAG = -include precompiled.hpp | |
122 PCH_FLAG/DEFAULT = $(PCH_FLAG) | |
123 PCH_FLAG/NO_PCH = -DNO_PCH | |
124 PCH_FLAG/BY_FILE = $(PCH_FLAG/$@)$(PCH_FLAG/DEFAULT$(PCH_FLAG/$@)) | |
125 | |
126 VM_PCH_FLAG/LIBJVM = $(PCH_FLAG/BY_FILE) | |
127 VM_PCH_FLAG/AOUT = | |
128 VM_PCH_FLAG = $(VM_PCH_FLAG/$(LINK_INTO)) | |
129 | |
130 # We only use precompiled headers for the JVM build | |
131 CFLAGS += $(VM_PCH_FLAG) | |
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132 |
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133 # The following files are compiled at various optimization |
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134 # levels due to optimization issues encountered at the |
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135 # 'OPT_CFLAGS_DEFAULT' level. The Clang compiler issues a compile |
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136 # time error if there is an optimization level specification |
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137 # skew between the PCH file and the C++ file. Especially if the |
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138 # PCH file is compiled at a higher optimization level than |
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139 # the C++ file. One solution might be to prepare extra optimization |
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140 # level specific PCH files for the opt build and use them here, but |
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141 # it's probably not worth the effort as long as only a few files |
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142 # need this special handling. |
10398 | 143 PCH_FLAG/loopTransform.o = $(PCH_FLAG/NO_PCH) |
144 PCH_FLAG/sharedRuntimeTrig.o = $(PCH_FLAG/NO_PCH) | |
145 PCH_FLAG/sharedRuntimeTrans.o = $(PCH_FLAG/NO_PCH) | |
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146 PCH_FLAG/unsafe.o = $(PCH_FLAG/NO_PCH) |
12629 | 147 PCH_FLAG/graalCompilerToVM.o = $(PCH_FLAG/NO_PCH) |
148 | |
10398 | 149 endif |
150 else # ($(USE_CLANG), true) | |
151 # check for precompiled headers support | |
152 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0" | |
153 # Allow the user to turn off precompiled headers from the command line. | |
154 ifneq ($(USE_PRECOMPILED_HEADER),0) | |
155 PRECOMPILED_HEADER_DIR=. | |
156 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp | |
157 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch | |
158 endif | |
159 endif | |
160 endif | |
161 | |
162 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp. | |
163 ifeq ($(USE_PRECOMPILED_HEADER),0) | |
164 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER | |
165 endif | |
3960 | 166 |
167 #------------------------------------------------------------------------ | |
168 # Compiler flags | |
169 | |
170 # position-independent code | |
171 PICFLAG = -fPIC | |
172 | |
173 VM_PICFLAG/LIBJVM = $(PICFLAG) | |
174 VM_PICFLAG/AOUT = | |
175 VM_PICFLAG = $(VM_PICFLAG/$(LINK_INTO)) | |
176 | |
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177 ifeq ($(JVM_VARIANT_ZERO), true) |
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178 CFLAGS += $(LIBFFI_CFLAGS) |
3960 | 179 endif |
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180 ifeq ($(JVM_VARIANT_ZEROSHARK), true) |
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181 CFLAGS += $(LIBFFI_CFLAGS) |
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182 CFLAGS += $(LLVM_CFLAGS) |
3960 | 183 endif |
184 CFLAGS += $(VM_PICFLAG) | |
185 CFLAGS += -fno-rtti | |
186 CFLAGS += -fno-exceptions | |
10398 | 187 ifeq ($(USE_CLANG),) |
188 CFLAGS += -pthread | |
189 CFLAGS += -fcheck-new | |
190 # version 4 and above support fvisibility=hidden (matches jni_x86.h file) | |
191 # except 4.1.2 gives pointless warnings that can't be disabled (afaik) | |
192 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" | |
193 CFLAGS += -fvisibility=hidden | |
194 endif | |
195 else | |
196 CFLAGS += -fvisibility=hidden | |
197 endif | |
198 | |
199 ifeq ($(USE_CLANG), true) | |
200 # Before Clang 3.1, we had to pass the stack alignment specification directly to llvm with the help of '-mllvm' | |
201 # Starting with version 3.1, Clang understands the '-mstack-alignment' (and rejects '-mllvm -stack-alignment') | |
202 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 1 \) \))" "0" | |
203 STACK_ALIGNMENT_OPT = -mno-omit-leaf-frame-pointer -mstack-alignment=16 | |
204 else | |
205 STACK_ALIGNMENT_OPT = -mno-omit-leaf-frame-pointer -mllvm -stack-alignment=16 | |
206 endif | |
3960 | 207 endif |
208 | |
209 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH)) | |
210 ARCHFLAG/i486 = -m32 -march=i586 | |
10398 | 211 ARCHFLAG/amd64 = -m64 $(STACK_ALIGNMENT_OPT) |
3960 | 212 ARCHFLAG/ia64 = |
213 ARCHFLAG/sparc = -m32 -mcpu=v9 | |
214 ARCHFLAG/sparcv9 = -m64 -mcpu=v9 | |
215 ARCHFLAG/zero = $(ZERO_ARCHFLAG) | |
216 | |
217 # Darwin-specific build flags | |
218 ifeq ($(OS_VENDOR), Darwin) | |
219 # Ineffecient 16-byte stack re-alignment on Darwin/IA32 | |
220 ARCHFLAG/i486 += -mstackrealign | |
221 endif | |
222 | |
223 CFLAGS += $(ARCHFLAG) | |
224 AOUT_FLAGS += $(ARCHFLAG) | |
225 LFLAGS += $(ARCHFLAG) | |
226 ASFLAGS += $(ARCHFLAG) | |
227 | |
228 ifdef E500V2 | |
229 CFLAGS += -DE500V2 | |
230 endif | |
231 | |
232 # Use C++ Interpreter | |
233 ifdef CC_INTERP | |
234 CFLAGS += -DCC_INTERP | |
235 endif | |
236 | |
237 # Keep temporary files (.ii, .s) | |
238 ifdef NEED_ASM | |
239 CFLAGS += -save-temps | |
240 else | |
241 CFLAGS += -pipe | |
242 endif | |
243 | |
244 # Compiler warnings are treated as errors | |
4006 | 245 ifneq ($(COMPILER_WARNINGS_FATAL),false) |
246 WARNINGS_ARE_ERRORS = -Werror | |
247 endif | |
3960 | 248 |
10398 | 249 ifeq ($(USE_CLANG), true) |
250 # However we need to clean the code up before we can unrestrictedly enable this option with Clang | |
12329 | 251 WARNINGS_ARE_ERRORS += -Wno-logical-op-parentheses -Wno-parentheses-equality -Wno-parentheses |
10398 | 252 WARNINGS_ARE_ERRORS += -Wno-switch -Wno-tautological-compare |
253 # Not yet supported by clang in Xcode 4.6.2 | |
254 # WARNINGS_ARE_ERRORS += -Wno-tautological-constant-out-of-range-compare | |
255 WARNINGS_ARE_ERRORS += -Wno-delete-non-virtual-dtor -Wno-deprecated -Wno-format -Wno-dynamic-class-memaccess | |
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256 WARNINGS_ARE_ERRORS += -Wno-empty-body |
10398 | 257 endif |
258 | |
8722 | 259 WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef |
10398 | 260 |
261 ifeq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" | |
262 # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit | |
263 # conversions which might affect the values. Only enable it in earlier versions. | |
264 WARNING_FLAGS = -Wunused-function | |
265 ifeq ($(USE_CLANG),) | |
12329 | 266 WARNING_FLAGS += -Wconversion |
10398 | 267 endif |
3960 | 268 endif |
269 | |
8722 | 270 CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(WARNING_FLAGS) |
3960 | 271 # Special cases |
272 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@)) | |
273 # XXXDARWIN: for _dyld_bind_fully_image_containing_address | |
274 ifeq ($(OS_VENDOR), Darwin) | |
275 CFLAGS_WARN/os_bsd.o = $(CFLAGS_WARN/DEFAULT) -Wno-deprecated-declarations | |
276 endif | |
277 | |
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278 OPT_CFLAGS/SIZE=-Os |
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279 OPT_CFLAGS/SPEED=-O3 |
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280 |
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281 # Hotspot uses very unstrict aliasing turn this optimization off |
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282 # This option is added to CFLAGS rather than OPT_CFLAGS |
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283 # so that OPT_CFLAGS overrides get this option too. |
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284 CFLAGS += -fno-strict-aliasing |
3960 | 285 |
286 # The flags to use for an Optimized g++ build | |
4006 | 287 ifeq ($(OS_VENDOR), Darwin) |
288 # use -Os by default, unless -O3 can be proved to be worth the cost, as per policy | |
289 # <http://wikis.sun.com/display/OpenJDK/Mac+OS+X+Port+Compilers> | |
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290 OPT_CFLAGS_DEFAULT ?= SIZE |
4006 | 291 else |
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292 OPT_CFLAGS_DEFAULT ?= SPEED |
4006 | 293 endif |
3960 | 294 |
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295 ifdef OPT_CFLAGS |
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296 ifneq ("$(origin OPT_CFLAGS)", "command line") |
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297 $(error " Use OPT_EXTRAS instead of OPT_CFLAGS to add extra flags to OPT_CFLAGS.") |
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298 endif |
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299 endif |
3960 | 300 |
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301 OPT_CFLAGS = $(OPT_CFLAGS/$(OPT_CFLAGS_DEFAULT)) $(OPT_EXTRAS) |
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302 |
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303 # The gcc compiler segv's on ia64 when compiling bytecodeInterpreter.cpp |
3960 | 304 # if we use expensive-optimizations |
305 ifeq ($(BUILDARCH), ia64) | |
306 OPT_CFLAGS += -fno-expensive-optimizations | |
307 endif | |
308 | |
309 OPT_CFLAGS/NOOPT=-O0 | |
310 | |
10398 | 311 # Work around some compiler bugs. |
312 ifeq ($(USE_CLANG), true) | |
12629 | 313 # Clang 4.2 |
10398 | 314 ifeq ($(shell expr $(CC_VER_MAJOR) = 4 \& $(CC_VER_MINOR) = 2), 1) |
315 OPT_CFLAGS/loopTransform.o += $(OPT_CFLAGS/NOOPT) | |
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316 OPT_CFLAGS/unsafe.o += -O1 |
10398 | 317 endif |
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318 # Clang 5.0 |
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319 ifeq ($(shell expr $(CC_VER_MAJOR) = 5 \& $(CC_VER_MINOR) = 0), 1) |
12629 | 320 OPT_CFLAGS/loopTransform.o += $(OPT_CFLAGS/NOOPT) |
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321 OPT_CFLAGS/unsafe.o += -O1 |
12629 | 322 OPT_CFLAGS/graalCompilerToVM.o += -O1 |
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323 endif |
10398 | 324 else |
325 # 6835796. Problem in GCC 4.3.0 with mulnode.o optimized compilation. | |
326 ifeq ($(shell expr $(CC_VER_MAJOR) = 4 \& $(CC_VER_MINOR) = 3), 1) | |
327 OPT_CFLAGS/mulnode.o += $(OPT_CFLAGS/NOOPT) | |
328 endif | |
3960 | 329 endif |
330 | |
12629 | 331 # We want to use libc++ on Clang 5.0 |
332 ifeq ($(USE_CLANG), true) | |
333 # Clang 5.0 | |
334 ifeq ($(shell expr $(CC_VER_MAJOR) = 5 \& $(CC_VER_MINOR) = 0), 1) | |
335 CFLAGS += -stdlib=libc++ | |
336 endif | |
337 endif | |
338 | |
3960 | 339 # Flags for generating make dependency flags. |
10398 | 340 DEPFLAGS = -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d) |
341 ifeq ($(USE_CLANG),) | |
342 ifneq ($(CC_VER_MAJOR), 2) | |
343 DEPFLAGS += -fpch-deps | |
344 endif | |
3960 | 345 endif |
346 | |
347 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp. | |
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348 ifeq ($(USE_PRECOMPILED_HEADER),0) |
3960 | 349 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER |
350 endif | |
351 | |
8682 | 352 ifeq ($(OS_VENDOR), Darwin) |
353 # Setting these parameters makes it an error to link to macosx APIs that are | |
354 # newer than the given OS version and makes the linked binaries compatible even | |
355 # if built on a newer version of the OS. | |
356 # The expected format is X.Y.Z | |
357 ifeq ($(MACOSX_VERSION_MIN),) | |
358 MACOSX_VERSION_MIN=10.7.0 | |
359 endif | |
360 # The macro takes the version with no dots, ex: 1070 | |
361 CFLAGS += -DMAC_OS_X_VERSION_MAX_ALLOWED=$(subst .,,$(MACOSX_VERSION_MIN)) \ | |
362 -mmacosx-version-min=$(MACOSX_VERSION_MIN) | |
363 LDFLAGS += -mmacosx-version-min=$(MACOSX_VERSION_MIN) | |
364 endif | |
365 | |
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366 |
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367 #------------------------------------------------------------------------ |
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368 # Assembler flags |
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369 |
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370 # Enforce prerpocessing of .s files |
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371 ASFLAGS += -x assembler-with-cpp |
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372 |
3960 | 373 #------------------------------------------------------------------------ |
374 # Linker flags | |
375 | |
376 # statically link libstdc++.so, work with gcc but ignored by g++ | |
377 STATIC_STDCXX = -Wl,-Bstatic -lstdc++ -Wl,-Bdynamic | |
378 | |
10398 | 379 ifeq ($(USE_CLANG),) |
380 # statically link libgcc and/or libgcc_s, libgcc does not exist before gcc-3.x. | |
381 ifneq ("${CC_VER_MAJOR}", "2") | |
382 STATIC_LIBGCC += -static-libgcc | |
383 endif | |
3960 | 384 |
10398 | 385 ifeq ($(BUILDARCH), ia64) |
386 LFLAGS += -Wl,-relax | |
387 endif | |
3960 | 388 endif |
389 | |
390 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file. | |
391 MAPFLAG = -Xlinker --version-script=FILENAME | |
392 | |
393 # | |
394 # Shared Library | |
395 # | |
396 ifeq ($(OS_VENDOR), Darwin) | |
397 # Standard linker flags | |
398 LFLAGS += | |
399 | |
11026 | 400 # The apple linker has its own variant of mapfiles/version-scripts |
401 MAPFLAG = -Xlinker -exported_symbols_list -Xlinker FILENAME | |
3960 | 402 |
403 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj | |
404 SONAMEFLAG = | |
405 | |
406 # Build shared library | |
4006 | 407 SHARED_FLAG = -Wl,-install_name,@rpath/$(@F) -dynamiclib -compatibility_version 1.0.0 -current_version 1.0.0 $(VM_PICFLAG) |
3960 | 408 |
409 # Keep symbols even they are not used | |
410 #AOUT_FLAGS += -Xlinker -export-dynamic | |
411 else | |
412 # Enable linker optimization | |
413 LFLAGS += -Xlinker -O1 | |
414 | |
415 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj | |
416 SONAMEFLAG = -Xlinker -soname=SONAME | |
417 | |
418 # Build shared library | |
419 SHARED_FLAG = -shared $(VM_PICFLAG) | |
420 | |
421 # Keep symbols even they are not used | |
422 AOUT_FLAGS += -Xlinker -export-dynamic | |
423 endif | |
424 | |
425 #------------------------------------------------------------------------ | |
426 # Debug flags | |
427 | |
10398 | 428 ifeq ($(USE_CLANG), true) |
429 # Restrict the debug information created by Clang to avoid | |
430 # too big object files and speed the build up a little bit | |
431 # (see http://llvm.org/bugs/show_bug.cgi?id=7554) | |
432 CFLAGS += -flimit-debug-info | |
3960 | 433 endif |
434 | |
10398 | 435 # DEBUG_BINARIES uses full -g debug information for all configs |
3960 | 436 ifeq ($(DEBUG_BINARIES), true) |
10398 | 437 CFLAGS += -g |
438 else | |
439 # Use the stabs format for debugging information (this is the default | |
440 # on gcc-2.91). It's good enough, has all the information about line | |
441 # numbers and local variables, and libjvm.so is only about 16M. | |
442 # Change this back to "-g" if you want the most expressive format. | |
443 # (warning: that could easily inflate libjvm.so to 150M!) | |
444 # Note: The Itanium gcc compiler crashes when using -gstabs. | |
445 DEBUG_CFLAGS/ia64 = -g | |
446 DEBUG_CFLAGS/amd64 = -g | |
447 DEBUG_CFLAGS/arm = -g | |
448 DEBUG_CFLAGS/ppc = -g | |
449 DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH)) | |
450 ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),) | |
451 DEBUG_CFLAGS += -gstabs | |
452 endif | |
3960 | 453 endif |
454 | |
455 # If we are building HEADLESS, pass on to VM | |
456 # so it can set the java.awt.headless property | |
457 ifdef HEADLESS | |
458 CFLAGS += -DHEADLESS | |
459 endif | |
460 | |
461 # We are building Embedded for a small device | |
462 # favor code space over speed | |
463 ifdef MINIMIZE_RAM_USAGE | |
464 CFLAGS += -DMINIMIZE_RAM_USAGE | |
465 endif |