Mercurial > hg > truffle
annotate make/linux/makefiles/gcc.make @ 3953:77e1a9153757
7091545: hs23 - set hotspot version & build number
Reviewed-by: tonyp, never, phh, jmasa
author | jcoomes |
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date | Fri, 16 Sep 2011 21:35:06 -0700 |
parents | 250642c729b4 |
children | da0999c4b733 |
rev | line source |
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0 | 1 # |
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2 # Copyright (c) 1999, 2011, 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 #------------------------------------------------------------------------ | |
26 # CC, CPP & AS | |
27 | |
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28 # When cross-compiling the ALT_COMPILER_PATH points |
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29 # to the cross-compilation toolset |
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30 ifdef CROSS_COMPILE_ARCH |
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31 CPP = $(ALT_COMPILER_PATH)/g++ |
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32 CC = $(ALT_COMPILER_PATH)/gcc |
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33 HOSTCPP = g++ |
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34 HOSTCC = gcc |
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35 else |
0 | 36 CPP = g++ |
37 CC = gcc | |
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38 HOSTCPP = $(CPP) |
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39 HOSTCC = $(CC) |
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40 endif |
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41 |
0 | 42 AS = $(CC) -c |
43 | |
44 # -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only | |
45 # prints the numbers (e.g. "2.95", "3.2.1") | |
46 CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1) | |
47 CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2) | |
48 | |
49 # check for precompiled headers support | |
50 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0" | |
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51 # Allow the user to turn off precompiled headers from the command line. |
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52 ifneq ($(USE_PRECOMPILED_HEADER),0) |
0 | 53 USE_PRECOMPILED_HEADER=1 |
54 PRECOMPILED_HEADER_DIR=. | |
1972 | 55 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled.hpp |
56 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch | |
0 | 57 endif |
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58 endif |
0 | 59 |
60 | |
61 #------------------------------------------------------------------------ | |
62 # Compiler flags | |
63 | |
64 # position-independent code | |
65 PICFLAG = -fPIC | |
66 | |
67 VM_PICFLAG/LIBJVM = $(PICFLAG) | |
68 VM_PICFLAG/AOUT = | |
69 VM_PICFLAG = $(VM_PICFLAG/$(LINK_INTO)) | |
70 | |
1010 | 71 ifeq ($(ZERO_BUILD), true) |
72 CFLAGS += $(LIBFFI_CFLAGS) | |
73 endif | |
1692 | 74 ifeq ($(SHARK_BUILD), true) |
75 CFLAGS += $(LLVM_CFLAGS) | |
76 endif | |
0 | 77 CFLAGS += $(VM_PICFLAG) |
78 CFLAGS += -fno-rtti | |
79 CFLAGS += -fno-exceptions | |
80 CFLAGS += -D_REENTRANT | |
81 CFLAGS += -fcheck-new | |
2191 | 82 # version 4 and above support fvisibility=hidden (matches jni_x86.h file) |
83 # except 4.1.2 gives pointless warnings that can't be disabled (afaik) | |
84 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" | |
85 CFLAGS += -fvisibility=hidden | |
86 endif | |
0 | 87 |
88 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH)) | |
89 ARCHFLAG/i486 = -m32 -march=i586 | |
90 ARCHFLAG/amd64 = -m64 | |
91 ARCHFLAG/ia64 = | |
92 ARCHFLAG/sparc = -m32 -mcpu=v9 | |
93 ARCHFLAG/sparcv9 = -m64 -mcpu=v9 | |
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94 ARCHFLAG/arm = -fsigned-char |
1010 | 95 ARCHFLAG/zero = $(ZERO_ARCHFLAG) |
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96 ifndef E500V2 |
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97 ARCHFLAG/ppc = -mcpu=powerpc |
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98 endif |
0 | 99 |
100 CFLAGS += $(ARCHFLAG) | |
101 AOUT_FLAGS += $(ARCHFLAG) | |
102 LFLAGS += $(ARCHFLAG) | |
103 ASFLAGS += $(ARCHFLAG) | |
104 | |
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105 ifdef E500V2 |
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106 CFLAGS += -DE500V2 |
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107 endif |
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108 |
0 | 109 # Use C++ Interpreter |
110 ifdef CC_INTERP | |
111 CFLAGS += -DCC_INTERP | |
112 endif | |
113 | |
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114 # Build for embedded targets |
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115 ifdef JAVASE_EMBEDDED |
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116 CFLAGS += -DJAVASE_EMBEDDED |
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117 endif |
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118 |
0 | 119 # Keep temporary files (.ii, .s) |
120 ifdef NEED_ASM | |
121 CFLAGS += -save-temps | |
122 else | |
123 CFLAGS += -pipe | |
124 endif | |
125 | |
126 # Compiler warnings are treated as errors | |
127 WARNINGS_ARE_ERRORS = -Werror | |
229 | 128 |
0 | 129 # Except for a few acceptable ones |
229 | 130 # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit |
131 # conversions which might affect the values. To avoid that, we need to turn | |
132 # it off explicitly. | |
133 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" | |
134 ACCEPTABLE_WARNINGS = -Wpointer-arith -Wsign-compare | |
135 else | |
0 | 136 ACCEPTABLE_WARNINGS = -Wpointer-arith -Wconversion -Wsign-compare |
229 | 137 endif |
138 | |
0 | 139 CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(ACCEPTABLE_WARNINGS) |
140 # Special cases | |
141 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@)) | |
142 | |
143 # The flags to use for an Optimized g++ build | |
144 OPT_CFLAGS += -O3 | |
145 | |
146 # Hotspot uses very unstrict aliasing turn this optimization off | |
147 OPT_CFLAGS += -fno-strict-aliasing | |
148 | |
149 # The gcc compiler segv's on ia64 when compiling bytecodeInterpreter.cpp | |
150 # if we use expensive-optimizations | |
151 ifeq ($(BUILDARCH), ia64) | |
152 OPT_CFLAGS += -fno-expensive-optimizations | |
153 endif | |
154 | |
155 OPT_CFLAGS/NOOPT=-O0 | |
156 | |
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157 # 6835796. Problem in GCC 4.3.0 with mulnode.o optimized compilation. |
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158 ifneq "$(shell expr \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) = 3 \) \))" "0" |
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159 OPT_CFLAGS/mulnode.o += -O0 |
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160 endif |
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161 |
1972 | 162 # Flags for generating make dependency flags. |
163 ifneq ("${CC_VER_MAJOR}", "2") | |
164 DEPFLAGS = -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d) | |
165 endif | |
166 | |
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167 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp. |
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168 ifneq ($(USE_PRECOMPILED_HEADER),1) |
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169 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER |
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170 endif |
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171 |
0 | 172 #------------------------------------------------------------------------ |
173 # Linker flags | |
174 | |
175 # statically link libstdc++.so, work with gcc but ignored by g++ | |
176 STATIC_STDCXX = -Wl,-Bstatic -lstdc++ -Wl,-Bdynamic | |
177 | |
178 # statically link libgcc and/or libgcc_s, libgcc does not exist before gcc-3.x. | |
179 ifneq ("${CC_VER_MAJOR}", "2") | |
180 STATIC_LIBGCC += -static-libgcc | |
181 endif | |
182 | |
183 ifeq ($(BUILDARCH), ia64) | |
184 LFLAGS += -Wl,-relax | |
185 endif | |
186 | |
187 # Enable linker optimization | |
188 LFLAGS += -Xlinker -O1 | |
189 | |
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190 # If this is a --hash-style=gnu system, use --hash-style=both |
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191 # The gnu .hash section won't work on some Linux systems like SuSE 10. |
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192 _HAS_HASH_STYLE_GNU:=$(shell $(CC) -dumpspecs | grep -- '--hash-style=gnu') |
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193 ifneq ($(_HAS_HASH_STYLE_GNU),) |
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194 LDFLAGS_HASH_STYLE = -Wl,--hash-style=both |
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195 endif |
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196 LFLAGS += $(LDFLAGS_HASH_STYLE) |
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197 |
0 | 198 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file. |
199 MAPFLAG = -Xlinker --version-script=FILENAME | |
200 | |
201 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj | |
202 SONAMEFLAG = -Xlinker -soname=SONAME | |
203 | |
204 # Build shared library | |
205 SHARED_FLAG = -shared | |
206 | |
207 # Keep symbols even they are not used | |
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208 AOUT_FLAGS += -Xlinker -export-dynamic |
0 | 209 |
210 #------------------------------------------------------------------------ | |
211 # Debug flags | |
212 | |
213 # Use the stabs format for debugging information (this is the default | |
214 # on gcc-2.91). It's good enough, has all the information about line | |
215 # numbers and local variables, and libjvm_g.so is only about 16M. | |
216 # Change this back to "-g" if you want the most expressive format. | |
217 # (warning: that could easily inflate libjvm_g.so to 150M!) | |
218 # Note: The Itanium gcc compiler crashes when using -gstabs. | |
219 DEBUG_CFLAGS/ia64 = -g | |
220 DEBUG_CFLAGS/amd64 = -g | |
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221 DEBUG_CFLAGS/arm = -g |
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222 DEBUG_CFLAGS/ppc = -g |
0 | 223 DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH)) |
224 ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),) | |
225 DEBUG_CFLAGS += -gstabs | |
226 endif | |
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227 |
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228 # DEBUG_BINARIES overrides everything, use full -g debug information |
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229 ifeq ($(DEBUG_BINARIES), true) |
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230 DEBUG_CFLAGS = -g |
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231 CFLAGS += $(DEBUG_CFLAGS) |
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232 endif |
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233 |
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234 # If we are building HEADLESS, pass on to VM |
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235 # so it can set the java.awt.headless property |
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236 ifdef HEADLESS |
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237 CFLAGS += -DHEADLESS |
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238 endif |
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239 |
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240 # We are building Embedded for a small device |
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241 # favor code space over speed |
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242 ifdef MINIMIZE_RAM_USAGE |
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243 CFLAGS += -DMINIMIZE_RAM_USAGE |
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244 endif |