Mercurial > hg > graal-compiler
annotate make/bsd/makefiles/gcc.make @ 14704:b51e29501f30
Merged with jdk9/dev/hotspot changeset 9486a41de3b7
| author | twisti |
|---|---|
| date | Tue, 18 Mar 2014 20:19:10 -0700 |
| parents | 4823ccaf5023 d72cee0607a3 |
| children | 92aa6797d639 |
| rev | line source |
|---|---|
| 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 #------------------------------------------------------------------------ | |
|
4891
719f7007c8e8
7141242: build-infra merge: Rename CPP->CXX and LINK->LD
erikj
parents:
4129
diff
changeset
|
28 # CC, CXX & AS |
| 3960 | 29 |
|
5897
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
30 # If a SPEC is not set already, then use these defaults. |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
31 ifeq ($(SPEC),) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
32 # When cross-compiling the ALT_COMPILER_PATH points |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
33 # to the cross-compilation toolset |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
34 ifdef CROSS_COMPILE_ARCH |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
35 CXX = $(ALT_COMPILER_PATH)/g++ |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
36 CC = $(ALT_COMPILER_PATH)/gcc |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
37 HOSTCXX = g++ |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
38 HOSTCC = gcc |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
39 else ifneq ($(OS_VENDOR), Darwin) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
40 CXX = g++ |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
41 CC = gcc |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
42 HOSTCXX = $(CXX) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
43 HOSTCC = $(CC) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
44 endif |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
45 |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
46 # i486 hotspot requires -mstackrealign on Darwin. |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
47 # llvm-gcc supports this in Xcode 3.2.6 and 4.0. |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
48 # gcc-4.0 supports this on earlier versions. |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
49 # Prefer llvm-gcc where available. |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
50 ifeq ($(OS_VENDOR), Darwin) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
51 ifeq ($(origin CXX), default) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
52 CXX = llvm-g++ |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
53 endif |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
54 ifeq ($(origin CC), default) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
55 CC = llvm-gcc |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
56 endif |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
57 |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
58 ifeq ($(ARCH), i486) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
59 LLVM_SUPPORTS_STACKREALIGN := $(shell \ |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
60 [ "0"`llvm-gcc -v 2>&1 | grep LLVM | sed -E "s/.*LLVM build ([0-9]+).*/\1/"` -gt "2333" ] \ |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
61 && echo true || echo false) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
62 |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
63 ifeq ($(LLVM_SUPPORTS_STACKREALIGN), true) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
64 CXX32 ?= llvm-g++ |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
65 CC32 ?= llvm-gcc |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
66 else |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
67 CXX32 ?= g++-4.0 |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
68 CC32 ?= gcc-4.0 |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
69 endif |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
70 CXX = $(CXX32) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
71 CC = $(CC32) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
72 endif |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
73 |
| 10398 | 74 ifeq ($(USE_CLANG), true) |
| 75 CXX = clang++ | |
| 76 CC = clang | |
| 77 endif | |
| 78 | |
|
5897
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
79 HOSTCXX = $(CXX) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
80 HOSTCC = $(CC) |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
81 endif |
|
7292cff45988
7141244: build-infra merge: Include $(SPEC) in makefiles and make variables overridable
erikj
parents:
4891
diff
changeset
|
82 |
|
12203
1c6b721a3fbf
8022617: Openjdk hotspot build is broken on BSD platforms using gcc
dsamersoff
parents:
12151
diff
changeset
|
83 AS = $(CC) -c |
| 4006 | 84 endif |
| 85 | |
|
12859
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
86 ifeq ($(OS_VENDOR), Darwin) |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
87 ifeq ($(DSYMUTIL),) |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
88 DSYMUTIL=dsymutil |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
89 endif |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
90 endif |
| 3960 | 91 |
| 10398 | 92 ifeq ($(USE_CLANG), true) |
| 93 CC_VER_MAJOR := $(shell $(CC) -v 2>&1 | grep version | sed "s/.*version \([0-9]*\.[0-9]*\).*/\1/" | cut -d'.' -f1) | |
| 94 CC_VER_MINOR := $(shell $(CC) -v 2>&1 | grep version | sed "s/.*version \([0-9]*\.[0-9]*\).*/\1/" | cut -d'.' -f2) | |
| 95 else | |
| 96 # -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only | |
| 97 # prints the numbers (e.g. "2.95", "3.2.1") | |
| 98 CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1) | |
| 99 CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2) | |
| 3960 | 100 endif |
| 101 | |
| 10398 | 102 ifeq ($(USE_CLANG), true) |
| 103 # clang has precompiled headers support by default, but the user can switch | |
| 104 # it off by using 'USE_PRECOMPILED_HEADER=0'. | |
| 105 ifdef LP64 | |
| 106 ifeq ($(USE_PRECOMPILED_HEADER),) | |
| 107 USE_PRECOMPILED_HEADER=1 | |
| 108 endif | |
| 109 else | |
| 110 # We don't support precompiled headers on 32-bit builds because there some files are | |
| 111 # compiled with -fPIC while others are compiled without (see 'NONPIC_OBJ_FILES' rules.make) | |
| 112 # Clang produces an error if the PCH file was compiled with other options than the actual compilation unit. | |
| 113 USE_PRECOMPILED_HEADER=0 | |
| 114 endif | |
| 115 | |
| 116 ifeq ($(USE_PRECOMPILED_HEADER),1) | |
| 117 | |
| 118 ifndef LP64 | |
| 119 $(error " Precompiled Headers only supported on 64-bit platforms!") | |
| 120 endif | |
| 121 | |
| 122 PRECOMPILED_HEADER_DIR=. | |
| 123 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp | |
| 124 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.pch | |
| 125 | |
| 126 PCH_FLAG = -include precompiled.hpp | |
| 127 PCH_FLAG/DEFAULT = $(PCH_FLAG) | |
| 128 PCH_FLAG/NO_PCH = -DNO_PCH | |
| 129 PCH_FLAG/BY_FILE = $(PCH_FLAG/$@)$(PCH_FLAG/DEFAULT$(PCH_FLAG/$@)) | |
| 130 | |
| 131 VM_PCH_FLAG/LIBJVM = $(PCH_FLAG/BY_FILE) | |
| 132 VM_PCH_FLAG/AOUT = | |
| 133 VM_PCH_FLAG = $(VM_PCH_FLAG/$(LINK_INTO)) | |
| 134 | |
| 135 # We only use precompiled headers for the JVM build | |
| 136 CFLAGS += $(VM_PCH_FLAG) | |
|
12151
ca0501b58953
8024050: Incorrect optimization level and comment specified for unsafe.cpp
hseigel
parents:
12143
diff
changeset
|
137 |
|
ca0501b58953
8024050: Incorrect optimization level and comment specified for unsafe.cpp
hseigel
parents:
12143
diff
changeset
|
138 # The following files are compiled at various optimization |
|
ca0501b58953
8024050: Incorrect optimization level and comment specified for unsafe.cpp
hseigel
parents:
12143
diff
changeset
|
139 # levels due to optimization issues encountered at the |
|
ca0501b58953
8024050: Incorrect optimization level and comment specified for unsafe.cpp
hseigel
parents:
12143
diff
changeset
|
140 # 'OPT_CFLAGS_DEFAULT' level. The Clang compiler issues a compile |
|
ca0501b58953
8024050: Incorrect optimization level and comment specified for unsafe.cpp
hseigel
parents:
12143
diff
changeset
|
141 # time error if there is an optimization level specification |
|
ca0501b58953
8024050: Incorrect optimization level and comment specified for unsafe.cpp
hseigel
parents:
12143
diff
changeset
|
142 # skew between the PCH file and the C++ file. Especially if the |
|
ca0501b58953
8024050: Incorrect optimization level and comment specified for unsafe.cpp
hseigel
parents:
12143
diff
changeset
|
143 # PCH file is compiled at a higher optimization level than |
|
ca0501b58953
8024050: Incorrect optimization level and comment specified for unsafe.cpp
hseigel
parents:
12143
diff
changeset
|
144 # the C++ file. One solution might be to prepare extra optimization |
|
ca0501b58953
8024050: Incorrect optimization level and comment specified for unsafe.cpp
hseigel
parents:
12143
diff
changeset
|
145 # level specific PCH files for the opt build and use them here, but |
|
ca0501b58953
8024050: Incorrect optimization level and comment specified for unsafe.cpp
hseigel
parents:
12143
diff
changeset
|
146 # it's probably not worth the effort as long as only a few files |
|
ca0501b58953
8024050: Incorrect optimization level and comment specified for unsafe.cpp
hseigel
parents:
12143
diff
changeset
|
147 # need this special handling. |
| 10398 | 148 PCH_FLAG/loopTransform.o = $(PCH_FLAG/NO_PCH) |
| 149 PCH_FLAG/sharedRuntimeTrig.o = $(PCH_FLAG/NO_PCH) | |
| 150 PCH_FLAG/sharedRuntimeTrans.o = $(PCH_FLAG/NO_PCH) | |
|
12143
dfc126b2f659
8022407: sun/misc/CopyMemory.java fails with SIGSEGV in Unsafe_SetByte+0x35
hseigel
parents:
12077
diff
changeset
|
151 PCH_FLAG/unsafe.o = $(PCH_FLAG/NO_PCH) |
| 12629 | 152 PCH_FLAG/graalCompilerToVM.o = $(PCH_FLAG/NO_PCH) |
| 153 | |
| 10398 | 154 endif |
| 155 else # ($(USE_CLANG), true) | |
| 156 # check for precompiled headers support | |
| 157 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0" | |
| 158 # Allow the user to turn off precompiled headers from the command line. | |
| 159 ifneq ($(USE_PRECOMPILED_HEADER),0) | |
| 160 PRECOMPILED_HEADER_DIR=. | |
| 161 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp | |
| 162 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch | |
| 163 endif | |
| 164 endif | |
| 165 endif | |
| 166 | |
| 167 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp. | |
| 168 ifeq ($(USE_PRECOMPILED_HEADER),0) | |
| 169 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER | |
| 170 endif | |
| 3960 | 171 |
| 172 #------------------------------------------------------------------------ | |
| 173 # Compiler flags | |
| 174 | |
| 175 # position-independent code | |
| 176 PICFLAG = -fPIC | |
| 177 | |
| 178 VM_PICFLAG/LIBJVM = $(PICFLAG) | |
| 179 VM_PICFLAG/AOUT = | |
| 180 VM_PICFLAG = $(VM_PICFLAG/$(LINK_INTO)) | |
| 181 | |
|
5946
3d7ea1dbe0de
7141246: build-infra merge: Introduce new JVM_VARIANT* to control which kind of jvm gets built
erikj
parents:
5897
diff
changeset
|
182 ifeq ($(JVM_VARIANT_ZERO), true) |
|
3d7ea1dbe0de
7141246: build-infra merge: Introduce new JVM_VARIANT* to control which kind of jvm gets built
erikj
parents:
5897
diff
changeset
|
183 CFLAGS += $(LIBFFI_CFLAGS) |
| 3960 | 184 endif |
|
5946
3d7ea1dbe0de
7141246: build-infra merge: Introduce new JVM_VARIANT* to control which kind of jvm gets built
erikj
parents:
5897
diff
changeset
|
185 ifeq ($(JVM_VARIANT_ZEROSHARK), true) |
|
3d7ea1dbe0de
7141246: build-infra merge: Introduce new JVM_VARIANT* to control which kind of jvm gets built
erikj
parents:
5897
diff
changeset
|
186 CFLAGS += $(LIBFFI_CFLAGS) |
|
3d7ea1dbe0de
7141246: build-infra merge: Introduce new JVM_VARIANT* to control which kind of jvm gets built
erikj
parents:
5897
diff
changeset
|
187 CFLAGS += $(LLVM_CFLAGS) |
| 3960 | 188 endif |
| 189 CFLAGS += $(VM_PICFLAG) | |
| 190 CFLAGS += -fno-rtti | |
| 191 CFLAGS += -fno-exceptions | |
| 10398 | 192 ifeq ($(USE_CLANG),) |
| 193 CFLAGS += -pthread | |
| 194 CFLAGS += -fcheck-new | |
| 195 # version 4 and above support fvisibility=hidden (matches jni_x86.h file) | |
| 196 # except 4.1.2 gives pointless warnings that can't be disabled (afaik) | |
| 197 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" | |
| 198 CFLAGS += -fvisibility=hidden | |
| 199 endif | |
| 200 else | |
| 201 CFLAGS += -fvisibility=hidden | |
| 202 endif | |
| 203 | |
| 204 ifeq ($(USE_CLANG), true) | |
| 205 # Before Clang 3.1, we had to pass the stack alignment specification directly to llvm with the help of '-mllvm' | |
| 206 # Starting with version 3.1, Clang understands the '-mstack-alignment' (and rejects '-mllvm -stack-alignment') | |
| 207 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 1 \) \))" "0" | |
| 208 STACK_ALIGNMENT_OPT = -mno-omit-leaf-frame-pointer -mstack-alignment=16 | |
| 209 else | |
| 210 STACK_ALIGNMENT_OPT = -mno-omit-leaf-frame-pointer -mllvm -stack-alignment=16 | |
| 211 endif | |
| 3960 | 212 endif |
| 213 | |
| 214 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH)) | |
| 215 ARCHFLAG/i486 = -m32 -march=i586 | |
| 10398 | 216 ARCHFLAG/amd64 = -m64 $(STACK_ALIGNMENT_OPT) |
| 3960 | 217 ARCHFLAG/ia64 = |
| 218 ARCHFLAG/sparc = -m32 -mcpu=v9 | |
| 219 ARCHFLAG/sparcv9 = -m64 -mcpu=v9 | |
| 220 ARCHFLAG/zero = $(ZERO_ARCHFLAG) | |
| 221 | |
| 222 # Darwin-specific build flags | |
| 223 ifeq ($(OS_VENDOR), Darwin) | |
| 224 # Ineffecient 16-byte stack re-alignment on Darwin/IA32 | |
| 225 ARCHFLAG/i486 += -mstackrealign | |
| 226 endif | |
| 227 | |
| 228 CFLAGS += $(ARCHFLAG) | |
| 229 AOUT_FLAGS += $(ARCHFLAG) | |
| 230 LFLAGS += $(ARCHFLAG) | |
| 231 ASFLAGS += $(ARCHFLAG) | |
| 232 | |
| 233 ifdef E500V2 | |
| 234 CFLAGS += -DE500V2 | |
| 235 endif | |
| 236 | |
| 237 # Use C++ Interpreter | |
| 238 ifdef CC_INTERP | |
| 239 CFLAGS += -DCC_INTERP | |
| 240 endif | |
| 241 | |
| 242 # Keep temporary files (.ii, .s) | |
| 243 ifdef NEED_ASM | |
| 244 CFLAGS += -save-temps | |
| 245 else | |
| 246 CFLAGS += -pipe | |
| 247 endif | |
| 248 | |
| 249 # Compiler warnings are treated as errors | |
| 4006 | 250 ifneq ($(COMPILER_WARNINGS_FATAL),false) |
| 251 WARNINGS_ARE_ERRORS = -Werror | |
| 252 endif | |
| 3960 | 253 |
| 10398 | 254 ifeq ($(USE_CLANG), true) |
| 255 # However we need to clean the code up before we can unrestrictedly enable this option with Clang | |
| 12329 | 256 WARNINGS_ARE_ERRORS += -Wno-logical-op-parentheses -Wno-parentheses-equality -Wno-parentheses |
| 10398 | 257 WARNINGS_ARE_ERRORS += -Wno-switch -Wno-tautological-compare |
| 258 # Not yet supported by clang in Xcode 4.6.2 | |
| 259 # WARNINGS_ARE_ERRORS += -Wno-tautological-constant-out-of-range-compare | |
| 260 WARNINGS_ARE_ERRORS += -Wno-delete-non-virtual-dtor -Wno-deprecated -Wno-format -Wno-dynamic-class-memaccess | |
|
12077
e16282db4946
8022956: Clang: enable return type warnings on BSD
twisti
parents:
11026
diff
changeset
|
261 WARNINGS_ARE_ERRORS += -Wno-empty-body |
| 10398 | 262 endif |
| 263 | |
|
14368
b6ab2c9abfc5
8030350: Enable additional compiler warnings for GCC
mduigou
parents:
14229
diff
changeset
|
264 WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef -Wunused-function -Wformat=2 -Wno-error=format-nonliteral |
| 10398 | 265 |
|
14229
d16be2b85802
8022263: use same Clang warnings on BSD as on Linux
twisti
parents:
12859
diff
changeset
|
266 ifeq ($(USE_CLANG),) |
| 10398 | 267 # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit |
| 268 # conversions which might affect the values. Only enable it in earlier versions. | |
|
14229
d16be2b85802
8022263: use same Clang warnings on BSD as on Linux
twisti
parents:
12859
diff
changeset
|
269 ifeq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" |
|
d16be2b85802
8022263: use same Clang warnings on BSD as on Linux
twisti
parents:
12859
diff
changeset
|
270 WARNINGS_FLAGS += -Wconversion |
| 10398 | 271 endif |
| 3960 | 272 endif |
| 273 | |
| 8722 | 274 CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(WARNING_FLAGS) |
| 3960 | 275 # Special cases |
| 276 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@)) | |
| 277 # XXXDARWIN: for _dyld_bind_fully_image_containing_address | |
| 278 ifeq ($(OS_VENDOR), Darwin) | |
| 279 CFLAGS_WARN/os_bsd.o = $(CFLAGS_WARN/DEFAULT) -Wno-deprecated-declarations | |
| 280 endif | |
| 281 | |
|
6854
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
282 OPT_CFLAGS/SIZE=-Os |
|
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
283 OPT_CFLAGS/SPEED=-O3 |
|
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
284 |
|
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
285 # Hotspot uses very unstrict aliasing turn this optimization off |
|
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
286 # This option is added to CFLAGS rather than OPT_CFLAGS |
|
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
287 # so that OPT_CFLAGS overrides get this option too. |
|
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
288 CFLAGS += -fno-strict-aliasing |
| 3960 | 289 |
| 290 # The flags to use for an Optimized g++ build | |
| 4006 | 291 ifeq ($(OS_VENDOR), Darwin) |
| 292 # use -Os by default, unless -O3 can be proved to be worth the cost, as per policy | |
|
14368
b6ab2c9abfc5
8030350: Enable additional compiler warnings for GCC
mduigou
parents:
14229
diff
changeset
|
293 # <https://wiki.openjdk.java.net/display/MacOSXPort/Compiler+Errata> |
|
6854
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
294 OPT_CFLAGS_DEFAULT ?= SIZE |
| 4006 | 295 else |
|
6854
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
296 OPT_CFLAGS_DEFAULT ?= SPEED |
| 4006 | 297 endif |
| 3960 | 298 |
|
6854
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
299 ifdef OPT_CFLAGS |
|
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
300 ifneq ("$(origin OPT_CFLAGS)", "command line") |
|
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
301 $(error " Use OPT_EXTRAS instead of OPT_CFLAGS to add extra flags to OPT_CFLAGS.") |
|
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
302 endif |
|
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
303 endif |
| 3960 | 304 |
|
6854
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
305 OPT_CFLAGS = $(OPT_CFLAGS/$(OPT_CFLAGS_DEFAULT)) $(OPT_EXTRAS) |
|
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
306 |
|
fb19af007ffc
7189254: Change makefiles for more flexibility to override defaults
jprovino
parents:
6129
diff
changeset
|
307 # The gcc compiler segv's on ia64 when compiling bytecodeInterpreter.cpp |
| 3960 | 308 # if we use expensive-optimizations |
| 309 ifeq ($(BUILDARCH), ia64) | |
| 310 OPT_CFLAGS += -fno-expensive-optimizations | |
| 311 endif | |
| 312 | |
| 313 OPT_CFLAGS/NOOPT=-O0 | |
| 314 | |
| 10398 | 315 # Work around some compiler bugs. |
| 316 ifeq ($(USE_CLANG), true) | |
| 12629 | 317 # Clang 4.2 |
| 10398 | 318 ifeq ($(shell expr $(CC_VER_MAJOR) = 4 \& $(CC_VER_MINOR) = 2), 1) |
| 319 OPT_CFLAGS/loopTransform.o += $(OPT_CFLAGS/NOOPT) | |
|
12151
ca0501b58953
8024050: Incorrect optimization level and comment specified for unsafe.cpp
hseigel
parents:
12143
diff
changeset
|
320 OPT_CFLAGS/unsafe.o += -O1 |
| 10398 | 321 endif |
|
12500
0806a46dced5
workaround for bug in Clang 5.0
Doug Simon <doug.simon@oracle.com>
parents:
12329
diff
changeset
|
322 # Clang 5.0 |
|
14141
f97c5ec83832
apply workaround for clang 5.0 also to clang 5.1
Doug Simon <doug.simon@oracle.com>
parents:
13086
diff
changeset
|
323 ifeq ($(shell expr $(CC_VER_MAJOR) = 5 \& \( $(CC_VER_MINOR) = 0 \| $(CC_VER_MINOR) = 1 \) ), 1) |
| 12629 | 324 OPT_CFLAGS/loopTransform.o += $(OPT_CFLAGS/NOOPT) |
|
12500
0806a46dced5
workaround for bug in Clang 5.0
Doug Simon <doug.simon@oracle.com>
parents:
12329
diff
changeset
|
325 OPT_CFLAGS/unsafe.o += -O1 |
| 12629 | 326 OPT_CFLAGS/graalCompilerToVM.o += -O1 |
|
12500
0806a46dced5
workaround for bug in Clang 5.0
Doug Simon <doug.simon@oracle.com>
parents:
12329
diff
changeset
|
327 endif |
| 10398 | 328 else |
| 329 # 6835796. Problem in GCC 4.3.0 with mulnode.o optimized compilation. | |
| 330 ifeq ($(shell expr $(CC_VER_MAJOR) = 4 \& $(CC_VER_MINOR) = 3), 1) | |
| 331 OPT_CFLAGS/mulnode.o += $(OPT_CFLAGS/NOOPT) | |
| 332 endif | |
| 3960 | 333 endif |
| 334 | |
| 335 # Flags for generating make dependency flags. | |
| 10398 | 336 DEPFLAGS = -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d) |
| 337 ifeq ($(USE_CLANG),) | |
| 338 ifneq ($(CC_VER_MAJOR), 2) | |
| 339 DEPFLAGS += -fpch-deps | |
| 340 endif | |
| 3960 | 341 endif |
| 342 | |
| 343 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp. | |
|
4129
f4414323345f
7116081: USE_PRECOMPILED_HEADER=0 triggers a single threaded build of the JVM
stefank
parents:
4033
diff
changeset
|
344 ifeq ($(USE_PRECOMPILED_HEADER),0) |
| 3960 | 345 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER |
| 346 endif | |
| 347 | |
| 8682 | 348 ifeq ($(OS_VENDOR), Darwin) |
| 349 # Setting these parameters makes it an error to link to macosx APIs that are | |
| 350 # newer than the given OS version and makes the linked binaries compatible even | |
| 351 # if built on a newer version of the OS. | |
| 352 # The expected format is X.Y.Z | |
| 353 ifeq ($(MACOSX_VERSION_MIN),) | |
| 354 MACOSX_VERSION_MIN=10.7.0 | |
| 355 endif | |
| 356 # The macro takes the version with no dots, ex: 1070 | |
| 357 CFLAGS += -DMAC_OS_X_VERSION_MAX_ALLOWED=$(subst .,,$(MACOSX_VERSION_MIN)) \ | |
| 358 -mmacosx-version-min=$(MACOSX_VERSION_MIN) | |
| 359 LDFLAGS += -mmacosx-version-min=$(MACOSX_VERSION_MIN) | |
| 360 endif | |
| 361 | |
|
12203
1c6b721a3fbf
8022617: Openjdk hotspot build is broken on BSD platforms using gcc
dsamersoff
parents:
12151
diff
changeset
|
362 |
|
1c6b721a3fbf
8022617: Openjdk hotspot build is broken on BSD platforms using gcc
dsamersoff
parents:
12151
diff
changeset
|
363 #------------------------------------------------------------------------ |
|
1c6b721a3fbf
8022617: Openjdk hotspot build is broken on BSD platforms using gcc
dsamersoff
parents:
12151
diff
changeset
|
364 # Assembler flags |
|
1c6b721a3fbf
8022617: Openjdk hotspot build is broken on BSD platforms using gcc
dsamersoff
parents:
12151
diff
changeset
|
365 |
|
1c6b721a3fbf
8022617: Openjdk hotspot build is broken on BSD platforms using gcc
dsamersoff
parents:
12151
diff
changeset
|
366 # Enforce prerpocessing of .s files |
|
1c6b721a3fbf
8022617: Openjdk hotspot build is broken on BSD platforms using gcc
dsamersoff
parents:
12151
diff
changeset
|
367 ASFLAGS += -x assembler-with-cpp |
|
1c6b721a3fbf
8022617: Openjdk hotspot build is broken on BSD platforms using gcc
dsamersoff
parents:
12151
diff
changeset
|
368 |
| 3960 | 369 #------------------------------------------------------------------------ |
| 370 # Linker flags | |
| 371 | |
| 372 # statically link libstdc++.so, work with gcc but ignored by g++ | |
| 373 STATIC_STDCXX = -Wl,-Bstatic -lstdc++ -Wl,-Bdynamic | |
| 374 | |
|
14473
2dd7abe7b841
8033898: undefined symbol when build hotspot with Xcode5
henryjen
parents:
14368
diff
changeset
|
375 # Ensure use libstdc++ on clang, not libc++ |
|
2dd7abe7b841
8033898: undefined symbol when build hotspot with Xcode5
henryjen
parents:
14368
diff
changeset
|
376 ifeq ($(USE_CLANG), true) |
|
2dd7abe7b841
8033898: undefined symbol when build hotspot with Xcode5
henryjen
parents:
14368
diff
changeset
|
377 LFLAGS += -stdlib=libstdc++ |
|
2dd7abe7b841
8033898: undefined symbol when build hotspot with Xcode5
henryjen
parents:
14368
diff
changeset
|
378 endif |
|
2dd7abe7b841
8033898: undefined symbol when build hotspot with Xcode5
henryjen
parents:
14368
diff
changeset
|
379 |
| 10398 | 380 ifeq ($(USE_CLANG),) |
| 381 # statically link libgcc and/or libgcc_s, libgcc does not exist before gcc-3.x. | |
| 382 ifneq ("${CC_VER_MAJOR}", "2") | |
| 383 STATIC_LIBGCC += -static-libgcc | |
| 384 endif | |
| 3960 | 385 |
| 10398 | 386 ifeq ($(BUILDARCH), ia64) |
| 387 LFLAGS += -Wl,-relax | |
| 388 endif | |
| 3960 | 389 endif |
| 390 | |
| 391 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file. | |
| 392 MAPFLAG = -Xlinker --version-script=FILENAME | |
| 393 | |
| 394 # | |
| 395 # Shared Library | |
| 396 # | |
| 397 ifeq ($(OS_VENDOR), Darwin) | |
| 398 # Standard linker flags | |
| 399 LFLAGS += | |
| 400 | |
| 11026 | 401 # The apple linker has its own variant of mapfiles/version-scripts |
| 402 MAPFLAG = -Xlinker -exported_symbols_list -Xlinker FILENAME | |
| 3960 | 403 |
| 404 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj | |
| 405 SONAMEFLAG = | |
| 406 | |
| 407 # Build shared library | |
| 4006 | 408 SHARED_FLAG = -Wl,-install_name,@rpath/$(@F) -dynamiclib -compatibility_version 1.0.0 -current_version 1.0.0 $(VM_PICFLAG) |
| 3960 | 409 |
| 410 # Keep symbols even they are not used | |
| 411 #AOUT_FLAGS += -Xlinker -export-dynamic | |
| 412 else | |
| 413 # Enable linker optimization | |
| 414 LFLAGS += -Xlinker -O1 | |
| 415 | |
| 416 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj | |
| 417 SONAMEFLAG = -Xlinker -soname=SONAME | |
| 418 | |
| 419 # Build shared library | |
| 420 SHARED_FLAG = -shared $(VM_PICFLAG) | |
| 421 | |
| 422 # Keep symbols even they are not used | |
| 423 AOUT_FLAGS += -Xlinker -export-dynamic | |
| 424 endif | |
| 425 | |
| 426 #------------------------------------------------------------------------ | |
| 427 # Debug flags | |
| 428 | |
| 10398 | 429 ifeq ($(USE_CLANG), true) |
| 430 # Restrict the debug information created by Clang to avoid | |
| 431 # too big object files and speed the build up a little bit | |
| 432 # (see http://llvm.org/bugs/show_bug.cgi?id=7554) | |
| 433 CFLAGS += -flimit-debug-info | |
| 3960 | 434 endif |
| 435 | |
| 10398 | 436 # DEBUG_BINARIES uses full -g debug information for all configs |
| 3960 | 437 ifeq ($(DEBUG_BINARIES), true) |
| 10398 | 438 CFLAGS += -g |
| 439 else | |
| 440 # Use the stabs format for debugging information (this is the default | |
| 441 # on gcc-2.91). It's good enough, has all the information about line | |
| 442 # numbers and local variables, and libjvm.so is only about 16M. | |
| 443 # Change this back to "-g" if you want the most expressive format. | |
| 444 # (warning: that could easily inflate libjvm.so to 150M!) | |
| 445 # Note: The Itanium gcc compiler crashes when using -gstabs. | |
| 446 DEBUG_CFLAGS/ia64 = -g | |
| 447 DEBUG_CFLAGS/amd64 = -g | |
| 448 DEBUG_CFLAGS/arm = -g | |
| 449 DEBUG_CFLAGS/ppc = -g | |
| 450 DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH)) | |
| 451 ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),) | |
| 452 DEBUG_CFLAGS += -gstabs | |
| 453 endif | |
|
12859
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
454 |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
455 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1) |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
456 FASTDEBUG_CFLAGS/ia64 = -g |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
457 FASTDEBUG_CFLAGS/amd64 = -g |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
458 FASTDEBUG_CFLAGS/arm = -g |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
459 FASTDEBUG_CFLAGS/ppc = -g |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
460 FASTDEBUG_CFLAGS += $(FASTDEBUG_CFLAGS/$(BUILDARCH)) |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
461 ifeq ($(FASTDEBUG_CFLAGS/$(BUILDARCH)),) |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
462 ifeq ($(USE_CLANG), true) |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
463 # Clang doesn't understand -gstabs |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
464 FASTDEBUG_CFLAGS += -g |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
465 else |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
466 FASTDEBUG_CFLAGS += -gstabs |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
467 endif |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
468 endif |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
469 |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
470 OPT_CFLAGS/ia64 = -g |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
471 OPT_CFLAGS/amd64 = -g |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
472 OPT_CFLAGS/arm = -g |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
473 OPT_CFLAGS/ppc = -g |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
474 OPT_CFLAGS += $(OPT_CFLAGS/$(BUILDARCH)) |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
475 ifeq ($(OPT_CFLAGS/$(BUILDARCH)),) |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
476 ifeq ($(USE_CLANG), true) |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
477 # Clang doesn't understand -gstabs |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
478 OPT_CFLAGS += -g |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
479 else |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
480 OPT_CFLAGS += -gstabs |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
481 endif |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
482 endif |
|
f509b8f4699b
7165611: implement Full Debug Symbols on MacOS X hotspot
dcubed
parents:
12329
diff
changeset
|
483 endif |
| 3960 | 484 endif |
| 485 | |
| 486 # If we are building HEADLESS, pass on to VM | |
| 487 # so it can set the java.awt.headless property | |
| 488 ifdef HEADLESS | |
| 489 CFLAGS += -DHEADLESS | |
| 490 endif | |
| 491 | |
| 492 # We are building Embedded for a small device | |
| 493 # favor code space over speed | |
| 494 ifdef MINIMIZE_RAM_USAGE | |
| 495 CFLAGS += -DMINIMIZE_RAM_USAGE | |
| 496 endif |