Mercurial > hg > truffle
annotate make/linux/makefiles/gcc.make @ 17700:d4e18f0633c6 jdk8u20-b04
Added tag hs25.20-b05 for changeset 54436d3b2a91
author | amurillo |
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date | Fri, 28 Feb 2014 08:43:43 -0800 |
parents | f2512d89ad0c |
children | b6ab2c9abfc5 2b8e28fdf503 |
rev | line source |
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0 | 1 # |
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2 # Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved. |
0 | 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 # | |
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19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 # or visit www.oracle.com if you need additional information or have any |
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21 # questions. |
0 | 22 # |
23 # | |
24 | |
25 #------------------------------------------------------------------------ | |
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26 # CC, CXX & AS |
0 | 27 |
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28 # If a SPEC is not set already, then use these defaults. |
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29 ifeq ($(SPEC),) |
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30 # When cross-compiling the ALT_COMPILER_PATH points |
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31 # to the cross-compilation toolset |
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32 ifdef CROSS_COMPILE_ARCH |
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33 CXX = $(ALT_COMPILER_PATH)/g++ |
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34 CC = $(ALT_COMPILER_PATH)/gcc |
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35 HOSTCXX = g++ |
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36 HOSTCC = gcc |
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37 STRIP = $(ALT_COMPILER_PATH)/strip |
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38 else |
10398 | 39 ifeq ($(USE_CLANG), true) |
40 CXX = clang++ | |
41 CC = clang | |
42 else | |
43 CXX = g++ | |
44 CC = gcc | |
45 endif | |
46 | |
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47 HOSTCXX = $(CXX) |
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48 HOSTCC = $(CC) |
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49 STRIP = strip |
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50 endif |
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51 AS = $(CC) -c |
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52 endif |
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53 |
0 | 54 |
10398 | 55 ifeq ($(USE_CLANG), true) |
56 CC_VER_MAJOR := $(shell $(CC) -v 2>&1 | grep version | sed "s/.*version \([0-9]*\.[0-9]*\).*/\1/" | cut -d'.' -f1) | |
57 CC_VER_MINOR := $(shell $(CC) -v 2>&1 | grep version | sed "s/.*version \([0-9]*\.[0-9]*\).*/\1/" | cut -d'.' -f2) | |
58 else | |
59 # -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only | |
60 # prints the numbers (e.g. "2.95", "3.2.1") | |
61 CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1) | |
62 CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2) | |
63 endif | |
64 | |
65 | |
66 ifeq ($(USE_CLANG), true) | |
67 # Clang has precompiled headers support by default, but the user can switch | |
68 # it off by using 'USE_PRECOMPILED_HEADER=0'. | |
69 ifdef LP64 | |
70 ifeq ($(USE_PRECOMPILED_HEADER),) | |
71 USE_PRECOMPILED_HEADER=1 | |
72 endif | |
73 else | |
74 # We don't support precompiled headers on 32-bit builds because there some files are | |
75 # compiled with -fPIC while others are compiled without (see 'NONPIC_OBJ_FILES' rules.make) | |
76 # Clang produces an error if the PCH file was compiled with other options than the actual compilation unit. | |
77 USE_PRECOMPILED_HEADER=0 | |
78 endif | |
79 | |
80 ifeq ($(USE_PRECOMPILED_HEADER),1) | |
81 | |
82 ifndef LP64 | |
83 $(error " Precompiled Headers only supported on 64-bit platforms!") | |
84 endif | |
85 | |
86 PRECOMPILED_HEADER_DIR=. | |
87 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp | |
88 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.pch | |
0 | 89 |
10398 | 90 PCH_FLAG = -include precompiled.hpp |
91 PCH_FLAG/DEFAULT = $(PCH_FLAG) | |
92 PCH_FLAG/NO_PCH = -DNO_PCH | |
93 PCH_FLAG/BY_FILE = $(PCH_FLAG/$@)$(PCH_FLAG/DEFAULT$(PCH_FLAG/$@)) | |
94 | |
95 VM_PCH_FLAG/LIBJVM = $(PCH_FLAG/BY_FILE) | |
96 VM_PCH_FLAG/AOUT = | |
97 VM_PCH_FLAG = $(VM_PCH_FLAG/$(LINK_INTO)) | |
98 | |
99 # We only use precompiled headers for the JVM build | |
100 CFLAGS += $(VM_PCH_FLAG) | |
101 | |
102 # There are some files which don't like precompiled headers | |
103 # The following files are build with 'OPT_CFLAGS/NOOPT' (-O0) in the opt build. | |
104 # But Clang doesn't support a precompiled header which was compiled with -O3 | |
105 # to be used in a compilation unit which uses '-O0'. We could also prepare an | |
106 # extra '-O0' PCH file for the opt build and use it here, but it's probably | |
107 # not worth the effoert as long as only two files need this special handling. | |
108 PCH_FLAG/loopTransform.o = $(PCH_FLAG/NO_PCH) | |
109 PCH_FLAG/sharedRuntimeTrig.o = $(PCH_FLAG/NO_PCH) | |
110 PCH_FLAG/sharedRuntimeTrans.o = $(PCH_FLAG/NO_PCH) | |
111 | |
112 endif | |
113 else # ($(USE_CLANG), true) | |
114 # check for precompiled headers support | |
115 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0" | |
116 # Allow the user to turn off precompiled headers from the command line. | |
117 ifneq ($(USE_PRECOMPILED_HEADER),0) | |
118 PRECOMPILED_HEADER_DIR=. | |
119 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp | |
120 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch | |
121 endif | |
122 endif | |
0 | 123 endif |
10398 | 124 |
125 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp. | |
126 ifeq ($(USE_PRECOMPILED_HEADER),0) | |
127 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER | |
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128 endif |
0 | 129 |
130 | |
131 #------------------------------------------------------------------------ | |
132 # Compiler flags | |
133 | |
134 # position-independent code | |
135 PICFLAG = -fPIC | |
136 | |
137 VM_PICFLAG/LIBJVM = $(PICFLAG) | |
138 VM_PICFLAG/AOUT = | |
139 VM_PICFLAG = $(VM_PICFLAG/$(LINK_INTO)) | |
140 | |
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141 ifeq ($(JVM_VARIANT_ZERO), true) |
1010 | 142 CFLAGS += $(LIBFFI_CFLAGS) |
143 endif | |
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144 ifeq ($(JVM_VARIANT_ZEROSHARK), true) |
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145 CFLAGS += $(LIBFFI_CFLAGS) |
1692 | 146 CFLAGS += $(LLVM_CFLAGS) |
147 endif | |
0 | 148 CFLAGS += $(VM_PICFLAG) |
149 CFLAGS += -fno-rtti | |
150 CFLAGS += -fno-exceptions | |
151 CFLAGS += -D_REENTRANT | |
10398 | 152 ifeq ($(USE_CLANG),) |
153 CFLAGS += -fcheck-new | |
154 # version 4 and above support fvisibility=hidden (matches jni_x86.h file) | |
155 # except 4.1.2 gives pointless warnings that can't be disabled (afaik) | |
156 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" | |
157 CFLAGS += -fvisibility=hidden | |
158 endif | |
159 else | |
160 CFLAGS += -fvisibility=hidden | |
161 endif | |
162 | |
163 ifeq ($(USE_CLANG), true) | |
164 # Before Clang 3.1, we had to pass the stack alignment specification directly to llvm with the help of '-mllvm' | |
165 # Starting with version 3.1, Clang understands the '-mstack-alignment' (and rejects '-mllvm -stack-alignment') | |
166 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 1 \) \))" "0" | |
167 STACK_ALIGNMENT_OPT = -mno-omit-leaf-frame-pointer -mstack-alignment=16 | |
168 else | |
169 STACK_ALIGNMENT_OPT = -mno-omit-leaf-frame-pointer -mllvm -stack-alignment=16 | |
170 endif | |
2191 | 171 endif |
0 | 172 |
173 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH)) | |
174 ARCHFLAG/i486 = -m32 -march=i586 | |
10398 | 175 ARCHFLAG/amd64 = -m64 $(STACK_ALIGNMENT_OPT) |
0 | 176 ARCHFLAG/ia64 = |
177 ARCHFLAG/sparc = -m32 -mcpu=v9 | |
178 ARCHFLAG/sparcv9 = -m64 -mcpu=v9 | |
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179 ARCHFLAG/arm = -fsigned-char |
1010 | 180 ARCHFLAG/zero = $(ZERO_ARCHFLAG) |
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181 ifndef E500V2 |
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182 ARCHFLAG/ppc = -mcpu=powerpc |
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183 endif |
0 | 184 |
185 CFLAGS += $(ARCHFLAG) | |
186 AOUT_FLAGS += $(ARCHFLAG) | |
187 LFLAGS += $(ARCHFLAG) | |
188 ASFLAGS += $(ARCHFLAG) | |
189 | |
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190 ifdef E500V2 |
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191 CFLAGS += -DE500V2 |
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192 endif |
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193 |
0 | 194 # Use C++ Interpreter |
195 ifdef CC_INTERP | |
196 CFLAGS += -DCC_INTERP | |
197 endif | |
198 | |
199 # Keep temporary files (.ii, .s) | |
200 ifdef NEED_ASM | |
201 CFLAGS += -save-temps | |
202 else | |
203 CFLAGS += -pipe | |
204 endif | |
205 | |
206 # Compiler warnings are treated as errors | |
207 WARNINGS_ARE_ERRORS = -Werror | |
229 | 208 |
10398 | 209 ifeq ($(USE_CLANG), true) |
210 # However we need to clean the code up before we can unrestrictedly enable this option with Clang | |
12329 | 211 WARNINGS_ARE_ERRORS += -Wno-logical-op-parentheses -Wno-parentheses-equality -Wno-parentheses |
10398 | 212 WARNINGS_ARE_ERRORS += -Wno-switch -Wno-tautological-constant-out-of-range-compare -Wno-tautological-compare |
213 WARNINGS_ARE_ERRORS += -Wno-delete-non-virtual-dtor -Wno-deprecated -Wno-format -Wno-dynamic-class-memaccess | |
214 WARNINGS_ARE_ERRORS += -Wno-return-type -Wno-empty-body | |
215 endif | |
216 | |
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217 WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef -Wunused-function -Wunused-value |
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218 |
10398 | 219 ifeq ($(USE_CLANG),) |
220 # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit | |
221 # conversions which might affect the values. Only enable it in earlier versions. | |
222 ifeq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" | |
223 WARNING_FLAGS += -Wconversion | |
224 endif | |
229 | 225 endif |
226 | |
8722 | 227 CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(WARNING_FLAGS) |
0 | 228 # Special cases |
229 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@)) | |
230 | |
231 # The flags to use for an Optimized g++ build | |
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232 OPT_CFLAGS/SIZE=-Os |
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233 OPT_CFLAGS/SPEED=-O3 |
0 | 234 |
235 # Hotspot uses very unstrict aliasing turn this optimization off | |
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236 # This option is added to CFLAGS rather than OPT_CFLAGS |
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237 # so that OPT_CFLAGS overrides get this option too. |
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238 CFLAGS += -fno-strict-aliasing |
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239 |
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240 OPT_CFLAGS_DEFAULT ?= SPEED |
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241 |
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242 ifdef OPT_CFLAGS |
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243 ifneq ("$(origin OPT_CFLAGS)", "command line") |
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244 $(error " Use OPT_EXTRAS instead of OPT_CFLAGS to add extra flags to OPT_CFLAGS.") |
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245 endif |
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246 endif |
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247 |
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248 OPT_CFLAGS = $(OPT_CFLAGS/$(OPT_CFLAGS_DEFAULT)) $(OPT_EXTRAS) |
0 | 249 |
250 # The gcc compiler segv's on ia64 when compiling bytecodeInterpreter.cpp | |
251 # if we use expensive-optimizations | |
252 ifeq ($(BUILDARCH), ia64) | |
253 OPT_CFLAGS += -fno-expensive-optimizations | |
254 endif | |
255 | |
256 OPT_CFLAGS/NOOPT=-O0 | |
257 | |
10398 | 258 # Work around some compiler bugs. |
259 ifeq ($(USE_CLANG), true) | |
260 ifeq ($(shell expr $(CC_VER_MAJOR) = 4 \& $(CC_VER_MINOR) = 2), 1) | |
261 OPT_CFLAGS/loopTransform.o += $(OPT_CFLAGS/NOOPT) | |
262 endif | |
263 else | |
264 # 6835796. Problem in GCC 4.3.0 with mulnode.o optimized compilation. | |
265 ifeq ($(shell expr $(CC_VER_MAJOR) = 4 \& $(CC_VER_MINOR) = 3), 1) | |
266 OPT_CFLAGS/mulnode.o += $(OPT_CFLAGS/NOOPT) | |
267 endif | |
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268 endif |
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269 |
1972 | 270 # Flags for generating make dependency flags. |
10398 | 271 DEPFLAGS = -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d) |
272 ifeq ($(USE_CLANG),) | |
273 ifneq ("${CC_VER_MAJOR}", "2") | |
274 DEPFLAGS += -fpch-deps | |
275 endif | |
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276 endif |
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277 |
0 | 278 #------------------------------------------------------------------------ |
279 # Linker flags | |
280 | |
281 # statically link libstdc++.so, work with gcc but ignored by g++ | |
282 STATIC_STDCXX = -Wl,-Bstatic -lstdc++ -Wl,-Bdynamic | |
283 | |
10398 | 284 ifeq ($(USE_CLANG),) |
285 # statically link libgcc and/or libgcc_s, libgcc does not exist before gcc-3.x. | |
286 ifneq ("${CC_VER_MAJOR}", "2") | |
287 STATIC_LIBGCC += -static-libgcc | |
288 endif | |
0 | 289 |
10398 | 290 ifeq ($(BUILDARCH), ia64) |
291 LFLAGS += -Wl,-relax | |
292 endif | |
0 | 293 endif |
294 | |
295 # Enable linker optimization | |
296 LFLAGS += -Xlinker -O1 | |
297 | |
10398 | 298 ifeq ($(USE_CLANG),) |
299 # If this is a --hash-style=gnu system, use --hash-style=both | |
300 # The gnu .hash section won't work on some Linux systems like SuSE 10. | |
301 _HAS_HASH_STYLE_GNU:=$(shell $(CC) -dumpspecs | grep -- '--hash-style=gnu') | |
302 ifneq ($(_HAS_HASH_STYLE_GNU),) | |
303 LDFLAGS_HASH_STYLE = -Wl,--hash-style=both | |
304 endif | |
305 else | |
306 # Don't know how to find out the 'hash style' of a system as '-dumpspecs' | |
307 # doesn't work for Clang. So for now we'll alwys use --hash-style=both | |
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308 LDFLAGS_HASH_STYLE = -Wl,--hash-style=both |
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309 endif |
10398 | 310 |
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311 LFLAGS += $(LDFLAGS_HASH_STYLE) |
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312 |
0 | 313 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file. |
314 MAPFLAG = -Xlinker --version-script=FILENAME | |
315 | |
316 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj | |
317 SONAMEFLAG = -Xlinker -soname=SONAME | |
318 | |
319 # Build shared library | |
320 SHARED_FLAG = -shared | |
321 | |
322 # Keep symbols even they are not used | |
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323 AOUT_FLAGS += -Xlinker -export-dynamic |
0 | 324 |
325 #------------------------------------------------------------------------ | |
326 # Debug flags | |
327 | |
10398 | 328 ifeq ($(USE_CLANG), true) |
329 # Restrict the debug information created by Clang to avoid | |
330 # too big object files and speed the build up a little bit | |
331 # (see http://llvm.org/bugs/show_bug.cgi?id=7554) | |
332 CFLAGS += -flimit-debug-info | |
333 endif | |
334 | |
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335 # DEBUG_BINARIES uses full -g debug information for all configs |
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336 ifeq ($(DEBUG_BINARIES), true) |
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337 CFLAGS += -g |
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338 else |
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339 # Use the stabs format for debugging information (this is the default |
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340 # on gcc-2.91). It's good enough, has all the information about line |
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341 # numbers and local variables, and libjvm.so is only about 16M. |
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342 # Change this back to "-g" if you want the most expressive format. |
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343 # (warning: that could easily inflate libjvm.so to 150M!) |
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344 # Note: The Itanium gcc compiler crashes when using -gstabs. |
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345 DEBUG_CFLAGS/ia64 = -g |
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346 DEBUG_CFLAGS/amd64 = -g |
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347 DEBUG_CFLAGS/arm = -g |
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348 DEBUG_CFLAGS/ppc = -g |
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349 DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH)) |
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350 ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),) |
10398 | 351 ifeq ($(USE_CLANG), true) |
352 # Clang doesn't understand -gstabs | |
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353 DEBUG_CFLAGS += -g |
10398 | 354 else |
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355 DEBUG_CFLAGS += -gstabs |
10398 | 356 endif |
3954 | 357 endif |
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358 |
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359 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) |
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360 FASTDEBUG_CFLAGS/ia64 = -g |
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361 FASTDEBUG_CFLAGS/amd64 = -g |
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362 FASTDEBUG_CFLAGS/arm = -g |
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363 FASTDEBUG_CFLAGS/ppc = -g |
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364 FASTDEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH)) |
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365 ifeq ($(FASTDEBUG_CFLAGS/$(BUILDARCH)),) |
10398 | 366 ifeq ($(USE_CLANG), true) |
367 # Clang doesn't understand -gstabs | |
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368 FASTDEBUG_CFLAGS += -g |
10398 | 369 else |
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370 FASTDEBUG_CFLAGS += -gstabs |
10398 | 371 endif |
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372 endif |
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373 |
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374 OPT_CFLAGS/ia64 = -g |
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375 OPT_CFLAGS/amd64 = -g |
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376 OPT_CFLAGS/arm = -g |
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377 OPT_CFLAGS/ppc = -g |
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378 OPT_CFLAGS += $(OPT_CFLAGS/$(BUILDARCH)) |
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379 ifeq ($(OPT_CFLAGS/$(BUILDARCH)),) |
10398 | 380 ifeq ($(USE_CLANG), true) |
381 # Clang doesn't understand -gstabs | |
382 OPT_CFLAGS += -g | |
383 else | |
384 OPT_CFLAGS += -gstabs | |
385 endif | |
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386 endif |
3954 | 387 endif |
388 endif | |
389 | |
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390 # If we are building HEADLESS, pass on to VM |
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391 # so it can set the java.awt.headless property |
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392 ifdef HEADLESS |
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393 CFLAGS += -DHEADLESS |
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394 endif |
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395 |
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396 # We are building Embedded for a small device |
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397 # favor code space over speed |
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398 ifdef MINIMIZE_RAM_USAGE |
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399 CFLAGS += -DMINIMIZE_RAM_USAGE |
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400 endif |
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401 |
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402 # Stack walking in the JVM relies on frame pointer (%rbp) to walk thread stack. |
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403 # Explicitly specify -fno-omit-frame-pointer because it is off by default |
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404 # starting with gcc 4.6. |
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405 ifndef USE_SUNCC |
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406 CFLAGS += -fno-omit-frame-pointer |
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407 endif |