Mercurial > hg > truffle
annotate make/linux/makefiles/gcc.make @ 6602:282abd0fd878
7188168: 7071904 broke the DEBUG_BINARIES option on Linux
Summary: Change DEBUG_BINARIES option logic to be more clear.
Reviewed-by: fparain, andrew
| author | dcubed |
|---|---|
| date | Thu, 02 Aug 2012 14:54:14 -0700 |
| parents | 4d399f013e5a |
| children | fb19af007ffc |
| rev | line source |
|---|---|
| 0 | 1 # |
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2 # Copyright (c) 1999, 2012, 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 |
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39 CXX = g++ |
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40 CC = gcc |
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41 HOSTCXX = $(CXX) |
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42 HOSTCC = $(CC) |
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43 STRIP = strip |
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44 endif |
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45 AS = $(CC) -c |
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46 endif |
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47 |
| 0 | 48 |
| 49 # -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only | |
| 50 # prints the numbers (e.g. "2.95", "3.2.1") | |
| 51 CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1) | |
| 52 CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2) | |
| 53 | |
| 54 # check for precompiled headers support | |
| 55 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0" | |
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56 # Allow the user to turn off precompiled headers from the command line. |
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57 ifneq ($(USE_PRECOMPILED_HEADER),0) |
| 0 | 58 PRECOMPILED_HEADER_DIR=. |
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59 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp |
| 1972 | 60 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch |
| 0 | 61 endif |
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62 endif |
| 0 | 63 |
| 64 | |
| 65 #------------------------------------------------------------------------ | |
| 66 # Compiler flags | |
| 67 | |
| 68 # position-independent code | |
| 69 PICFLAG = -fPIC | |
| 70 | |
| 71 VM_PICFLAG/LIBJVM = $(PICFLAG) | |
| 72 VM_PICFLAG/AOUT = | |
| 73 VM_PICFLAG = $(VM_PICFLAG/$(LINK_INTO)) | |
| 74 | |
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75 ifeq ($(JVM_VARIANT_ZERO), true) |
| 1010 | 76 CFLAGS += $(LIBFFI_CFLAGS) |
| 77 endif | |
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78 ifeq ($(JVM_VARIANT_ZEROSHARK), true) |
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79 CFLAGS += $(LIBFFI_CFLAGS) |
| 1692 | 80 CFLAGS += $(LLVM_CFLAGS) |
| 81 endif | |
| 0 | 82 CFLAGS += $(VM_PICFLAG) |
| 83 CFLAGS += -fno-rtti | |
| 84 CFLAGS += -fno-exceptions | |
| 85 CFLAGS += -D_REENTRANT | |
| 86 CFLAGS += -fcheck-new | |
| 2191 | 87 # version 4 and above support fvisibility=hidden (matches jni_x86.h file) |
| 88 # except 4.1.2 gives pointless warnings that can't be disabled (afaik) | |
| 89 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" | |
| 90 CFLAGS += -fvisibility=hidden | |
| 91 endif | |
| 0 | 92 |
| 93 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH)) | |
| 94 ARCHFLAG/i486 = -m32 -march=i586 | |
| 95 ARCHFLAG/amd64 = -m64 | |
| 96 ARCHFLAG/ia64 = | |
| 97 ARCHFLAG/sparc = -m32 -mcpu=v9 | |
| 98 ARCHFLAG/sparcv9 = -m64 -mcpu=v9 | |
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99 ARCHFLAG/arm = -fsigned-char |
| 1010 | 100 ARCHFLAG/zero = $(ZERO_ARCHFLAG) |
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101 ifndef E500V2 |
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102 ARCHFLAG/ppc = -mcpu=powerpc |
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103 endif |
| 0 | 104 |
| 105 CFLAGS += $(ARCHFLAG) | |
| 106 AOUT_FLAGS += $(ARCHFLAG) | |
| 107 LFLAGS += $(ARCHFLAG) | |
| 108 ASFLAGS += $(ARCHFLAG) | |
| 109 | |
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110 ifdef E500V2 |
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111 CFLAGS += -DE500V2 |
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112 endif |
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113 |
| 0 | 114 # Use C++ Interpreter |
| 115 ifdef CC_INTERP | |
| 116 CFLAGS += -DCC_INTERP | |
| 117 endif | |
| 118 | |
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119 # Build for embedded targets |
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120 ifdef JAVASE_EMBEDDED |
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121 CFLAGS += -DJAVASE_EMBEDDED |
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122 endif |
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123 |
| 0 | 124 # Keep temporary files (.ii, .s) |
| 125 ifdef NEED_ASM | |
| 126 CFLAGS += -save-temps | |
| 127 else | |
| 128 CFLAGS += -pipe | |
| 129 endif | |
| 130 | |
| 131 # Compiler warnings are treated as errors | |
| 132 WARNINGS_ARE_ERRORS = -Werror | |
| 229 | 133 |
| 0 | 134 # Except for a few acceptable ones |
| 229 | 135 # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit |
| 136 # conversions which might affect the values. To avoid that, we need to turn | |
| 137 # it off explicitly. | |
| 138 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" | |
| 139 ACCEPTABLE_WARNINGS = -Wpointer-arith -Wsign-compare | |
| 140 else | |
| 0 | 141 ACCEPTABLE_WARNINGS = -Wpointer-arith -Wconversion -Wsign-compare |
| 229 | 142 endif |
| 143 | |
| 0 | 144 CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(ACCEPTABLE_WARNINGS) |
| 145 # Special cases | |
| 146 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@)) | |
| 147 | |
| 148 # The flags to use for an Optimized g++ build | |
| 149 OPT_CFLAGS += -O3 | |
| 150 | |
| 151 # Hotspot uses very unstrict aliasing turn this optimization off | |
| 152 OPT_CFLAGS += -fno-strict-aliasing | |
| 153 | |
| 154 # The gcc compiler segv's on ia64 when compiling bytecodeInterpreter.cpp | |
| 155 # if we use expensive-optimizations | |
| 156 ifeq ($(BUILDARCH), ia64) | |
| 157 OPT_CFLAGS += -fno-expensive-optimizations | |
| 158 endif | |
| 159 | |
| 160 OPT_CFLAGS/NOOPT=-O0 | |
| 161 | |
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162 # 6835796. Problem in GCC 4.3.0 with mulnode.o optimized compilation. |
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163 ifneq "$(shell expr \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) = 3 \) \))" "0" |
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164 OPT_CFLAGS/mulnode.o += -O0 |
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165 endif |
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166 |
| 1972 | 167 # Flags for generating make dependency flags. |
| 168 ifneq ("${CC_VER_MAJOR}", "2") | |
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169 DEPFLAGS = -fpch-deps -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d) |
| 1972 | 170 endif |
| 171 | |
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172 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp. |
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173 ifeq ($(USE_PRECOMPILED_HEADER),0) |
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174 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER |
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175 endif |
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176 |
| 0 | 177 #------------------------------------------------------------------------ |
| 178 # Linker flags | |
| 179 | |
| 180 # statically link libstdc++.so, work with gcc but ignored by g++ | |
| 181 STATIC_STDCXX = -Wl,-Bstatic -lstdc++ -Wl,-Bdynamic | |
| 182 | |
| 183 # statically link libgcc and/or libgcc_s, libgcc does not exist before gcc-3.x. | |
| 184 ifneq ("${CC_VER_MAJOR}", "2") | |
| 185 STATIC_LIBGCC += -static-libgcc | |
| 186 endif | |
| 187 | |
| 188 ifeq ($(BUILDARCH), ia64) | |
| 189 LFLAGS += -Wl,-relax | |
| 190 endif | |
| 191 | |
| 192 # Enable linker optimization | |
| 193 LFLAGS += -Xlinker -O1 | |
| 194 | |
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195 # If this is a --hash-style=gnu system, use --hash-style=both |
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196 # The gnu .hash section won't work on some Linux systems like SuSE 10. |
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197 _HAS_HASH_STYLE_GNU:=$(shell $(CC) -dumpspecs | grep -- '--hash-style=gnu') |
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198 ifneq ($(_HAS_HASH_STYLE_GNU),) |
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199 LDFLAGS_HASH_STYLE = -Wl,--hash-style=both |
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200 endif |
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201 LFLAGS += $(LDFLAGS_HASH_STYLE) |
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202 |
| 0 | 203 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file. |
| 204 MAPFLAG = -Xlinker --version-script=FILENAME | |
| 205 | |
| 206 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj | |
| 207 SONAMEFLAG = -Xlinker -soname=SONAME | |
| 208 | |
| 209 # Build shared library | |
| 210 SHARED_FLAG = -shared | |
| 211 | |
| 212 # Keep symbols even they are not used | |
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213 AOUT_FLAGS += -Xlinker -export-dynamic |
| 0 | 214 |
| 215 #------------------------------------------------------------------------ | |
| 216 # Debug flags | |
| 217 | |
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218 # DEBUG_BINARIES uses full -g debug information for all configs |
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219 ifeq ($(DEBUG_BINARIES), true) |
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220 CFLAGS += -g |
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221 else |
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222 # Use the stabs format for debugging information (this is the default |
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223 # on gcc-2.91). It's good enough, has all the information about line |
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224 # numbers and local variables, and libjvm_g.so is only about 16M. |
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225 # Change this back to "-g" if you want the most expressive format. |
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226 # (warning: that could easily inflate libjvm_g.so to 150M!) |
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227 # Note: The Itanium gcc compiler crashes when using -gstabs. |
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228 DEBUG_CFLAGS/ia64 = -g |
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229 DEBUG_CFLAGS/amd64 = -g |
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230 DEBUG_CFLAGS/arm = -g |
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231 DEBUG_CFLAGS/ppc = -g |
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232 DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH)) |
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233 ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),) |
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234 DEBUG_CFLAGS += -gstabs |
| 3954 | 235 endif |
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236 |
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237 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) |
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238 FASTDEBUG_CFLAGS/ia64 = -g |
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239 FASTDEBUG_CFLAGS/amd64 = -g |
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240 FASTDEBUG_CFLAGS/arm = -g |
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241 FASTDEBUG_CFLAGS/ppc = -g |
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242 FASTDEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH)) |
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243 ifeq ($(FASTDEBUG_CFLAGS/$(BUILDARCH)),) |
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244 FASTDEBUG_CFLAGS += -gstabs |
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245 endif |
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246 |
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247 OPT_CFLAGS/ia64 = -g |
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248 OPT_CFLAGS/amd64 = -g |
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249 OPT_CFLAGS/arm = -g |
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250 OPT_CFLAGS/ppc = -g |
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251 OPT_CFLAGS += $(OPT_CFLAGS/$(BUILDARCH)) |
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252 ifeq ($(OPT_CFLAGS/$(BUILDARCH)),) |
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253 OPT_CFLAGS += -gstabs |
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254 endif |
| 3954 | 255 endif |
| 256 endif | |
| 257 | |
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258 # If we are building HEADLESS, pass on to VM |
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259 # so it can set the java.awt.headless property |
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260 ifdef HEADLESS |
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261 CFLAGS += -DHEADLESS |
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262 endif |
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263 |
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264 # We are building Embedded for a small device |
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265 # favor code space over speed |
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266 ifdef MINIMIZE_RAM_USAGE |
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267 CFLAGS += -DMINIMIZE_RAM_USAGE |
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268 endif |