Mercurial > hg > graal-jvmci-8
annotate make/linux/makefiles/gcc.make @ 1681:126ea7725993
6953477: Increase portability and flexibility of building Hotspot
Summary: A collection of portability improvements including shared code support for PPC, ARM platforms, software floating point, cross compilation support and improvements in error crash detail.
Reviewed-by: phh, never, coleenp, dholmes
author | bobv |
---|---|
date | Tue, 03 Aug 2010 08:13:38 -0400 |
parents | c18cbe5936b8 |
children | d2ede61b7a12 |
rev | line source |
---|---|
0 | 1 # |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1010
diff
changeset
|
2 # Copyright (c) 1999, 2009, 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 # | |
1552
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1010
diff
changeset
|
19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1010
diff
changeset
|
20 # or visit www.oracle.com if you need additional information or have any |
c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
trims
parents:
1010
diff
changeset
|
21 # questions. |
0 | 22 # |
23 # | |
24 | |
25 #------------------------------------------------------------------------ | |
26 # CC, CPP & AS | |
27 | |
1681
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
28 ifdef ALT_COMPILER_PATH |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
29 CPP = $(ALT_COMPILER_PATH)/g++ |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
30 CC = $(ALT_COMPILER_PATH)/gcc |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
31 else |
0 | 32 CPP = g++ |
33 CC = gcc | |
1681
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
34 endif |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
35 |
0 | 36 AS = $(CC) -c |
37 | |
38 # -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only | |
39 # prints the numbers (e.g. "2.95", "3.2.1") | |
40 CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1) | |
41 CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2) | |
42 | |
43 # check for precompiled headers support | |
44 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0" | |
45 USE_PRECOMPILED_HEADER=1 | |
46 PRECOMPILED_HEADER_DIR=. | |
47 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/incls/_precompiled.incl.gch | |
48 endif | |
49 | |
50 | |
51 #------------------------------------------------------------------------ | |
52 # Compiler flags | |
53 | |
54 # position-independent code | |
55 PICFLAG = -fPIC | |
56 | |
57 VM_PICFLAG/LIBJVM = $(PICFLAG) | |
58 VM_PICFLAG/AOUT = | |
59 VM_PICFLAG = $(VM_PICFLAG/$(LINK_INTO)) | |
60 | |
1010 | 61 ifeq ($(ZERO_BUILD), true) |
62 CFLAGS += $(LIBFFI_CFLAGS) | |
63 endif | |
0 | 64 CFLAGS += $(VM_PICFLAG) |
65 CFLAGS += -fno-rtti | |
66 CFLAGS += -fno-exceptions | |
67 CFLAGS += -D_REENTRANT | |
68 CFLAGS += -fcheck-new | |
69 | |
70 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH)) | |
71 ARCHFLAG/i486 = -m32 -march=i586 | |
72 ARCHFLAG/amd64 = -m64 | |
73 ARCHFLAG/ia64 = | |
74 ARCHFLAG/sparc = -m32 -mcpu=v9 | |
75 ARCHFLAG/sparcv9 = -m64 -mcpu=v9 | |
1681
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
76 ARCHFLAG/arm = -fsigned-char |
1010 | 77 ARCHFLAG/zero = $(ZERO_ARCHFLAG) |
1681
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
78 ifndef E500V2 |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
79 ARCHFLAG/ppc = -mcpu=powerpc |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
80 endif |
0 | 81 |
82 CFLAGS += $(ARCHFLAG) | |
83 AOUT_FLAGS += $(ARCHFLAG) | |
84 LFLAGS += $(ARCHFLAG) | |
85 ASFLAGS += $(ARCHFLAG) | |
86 | |
1681
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
87 ifdef E500V2 |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
88 CFLAGS += -DE500V2 |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
89 endif |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
90 |
0 | 91 # Use C++ Interpreter |
92 ifdef CC_INTERP | |
93 CFLAGS += -DCC_INTERP | |
94 endif | |
95 | |
1681
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
96 # Build for embedded targets |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
97 ifdef JAVASE_EMBEDDED |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
98 CFLAGS += -DJAVASE_EMBEDDED |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
99 endif |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
100 |
0 | 101 # Keep temporary files (.ii, .s) |
102 ifdef NEED_ASM | |
103 CFLAGS += -save-temps | |
104 else | |
105 CFLAGS += -pipe | |
106 endif | |
107 | |
108 # Compiler warnings are treated as errors | |
109 WARNINGS_ARE_ERRORS = -Werror | |
229 | 110 |
0 | 111 # Except for a few acceptable ones |
229 | 112 # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit |
113 # conversions which might affect the values. To avoid that, we need to turn | |
114 # it off explicitly. | |
115 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" | |
116 ACCEPTABLE_WARNINGS = -Wpointer-arith -Wsign-compare | |
117 else | |
0 | 118 ACCEPTABLE_WARNINGS = -Wpointer-arith -Wconversion -Wsign-compare |
229 | 119 endif |
120 | |
0 | 121 CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(ACCEPTABLE_WARNINGS) |
122 # Special cases | |
123 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@)) | |
124 | |
125 # The flags to use for an Optimized g++ build | |
126 OPT_CFLAGS += -O3 | |
127 | |
128 # Hotspot uses very unstrict aliasing turn this optimization off | |
129 OPT_CFLAGS += -fno-strict-aliasing | |
130 | |
131 # The gcc compiler segv's on ia64 when compiling bytecodeInterpreter.cpp | |
132 # if we use expensive-optimizations | |
133 ifeq ($(BUILDARCH), ia64) | |
134 OPT_CFLAGS += -fno-expensive-optimizations | |
135 endif | |
136 | |
137 OPT_CFLAGS/NOOPT=-O0 | |
138 | |
744
af5d39ca39a3
6835796: Fedora 9 linux_i586-fastdebug-c2-runThese_Xcomp times out
kvn
parents:
579
diff
changeset
|
139 # 6835796. Problem in GCC 4.3.0 with mulnode.o optimized compilation. |
af5d39ca39a3
6835796: Fedora 9 linux_i586-fastdebug-c2-runThese_Xcomp times out
kvn
parents:
579
diff
changeset
|
140 ifneq "$(shell expr \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) = 3 \) \))" "0" |
af5d39ca39a3
6835796: Fedora 9 linux_i586-fastdebug-c2-runThese_Xcomp times out
kvn
parents:
579
diff
changeset
|
141 OPT_CFLAGS/mulnode.o += -O0 |
af5d39ca39a3
6835796: Fedora 9 linux_i586-fastdebug-c2-runThese_Xcomp times out
kvn
parents:
579
diff
changeset
|
142 endif |
af5d39ca39a3
6835796: Fedora 9 linux_i586-fastdebug-c2-runThese_Xcomp times out
kvn
parents:
579
diff
changeset
|
143 |
0 | 144 #------------------------------------------------------------------------ |
145 # Linker flags | |
146 | |
147 # statically link libstdc++.so, work with gcc but ignored by g++ | |
148 STATIC_STDCXX = -Wl,-Bstatic -lstdc++ -Wl,-Bdynamic | |
149 | |
150 # statically link libgcc and/or libgcc_s, libgcc does not exist before gcc-3.x. | |
151 ifneq ("${CC_VER_MAJOR}", "2") | |
152 STATIC_LIBGCC += -static-libgcc | |
153 endif | |
154 | |
155 ifeq ($(BUILDARCH), ia64) | |
156 LFLAGS += -Wl,-relax | |
157 endif | |
158 | |
159 # Enable linker optimization | |
160 LFLAGS += -Xlinker -O1 | |
161 | |
576
69c752d99841
6799141: Build with --hash-style=both so that binaries can work on SuSE 10
ohair
parents:
235
diff
changeset
|
162 # If this is a --hash-style=gnu system, use --hash-style=both |
69c752d99841
6799141: Build with --hash-style=both so that binaries can work on SuSE 10
ohair
parents:
235
diff
changeset
|
163 # The gnu .hash section won't work on some Linux systems like SuSE 10. |
69c752d99841
6799141: Build with --hash-style=both so that binaries can work on SuSE 10
ohair
parents:
235
diff
changeset
|
164 _HAS_HASH_STYLE_GNU:=$(shell $(CC) -dumpspecs | grep -- '--hash-style=gnu') |
69c752d99841
6799141: Build with --hash-style=both so that binaries can work on SuSE 10
ohair
parents:
235
diff
changeset
|
165 ifneq ($(_HAS_HASH_STYLE_GNU),) |
69c752d99841
6799141: Build with --hash-style=both so that binaries can work on SuSE 10
ohair
parents:
235
diff
changeset
|
166 LDFLAGS_HASH_STYLE = -Wl,--hash-style=both |
69c752d99841
6799141: Build with --hash-style=both so that binaries can work on SuSE 10
ohair
parents:
235
diff
changeset
|
167 endif |
69c752d99841
6799141: Build with --hash-style=both so that binaries can work on SuSE 10
ohair
parents:
235
diff
changeset
|
168 LFLAGS += $(LDFLAGS_HASH_STYLE) |
69c752d99841
6799141: Build with --hash-style=both so that binaries can work on SuSE 10
ohair
parents:
235
diff
changeset
|
169 |
0 | 170 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file. |
171 MAPFLAG = -Xlinker --version-script=FILENAME | |
172 | |
173 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj | |
174 SONAMEFLAG = -Xlinker -soname=SONAME | |
175 | |
176 # Build shared library | |
177 SHARED_FLAG = -shared | |
178 | |
179 # Keep symbols even they are not used | |
180 AOUT_FLAGS += -export-dynamic | |
181 | |
182 #------------------------------------------------------------------------ | |
183 # Debug flags | |
184 | |
185 # Use the stabs format for debugging information (this is the default | |
186 # on gcc-2.91). It's good enough, has all the information about line | |
187 # numbers and local variables, and libjvm_g.so is only about 16M. | |
188 # Change this back to "-g" if you want the most expressive format. | |
189 # (warning: that could easily inflate libjvm_g.so to 150M!) | |
190 # Note: The Itanium gcc compiler crashes when using -gstabs. | |
191 DEBUG_CFLAGS/ia64 = -g | |
192 DEBUG_CFLAGS/amd64 = -g | |
1681
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
193 DEBUG_CFLAGS/arm = -g |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
194 DEBUG_CFLAGS/ppc = -g |
0 | 195 DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH)) |
196 ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),) | |
197 DEBUG_CFLAGS += -gstabs | |
198 endif | |
767
5d4dd2f5f6a1
6829575: 100028: Debug information is incomplete or missing
aph
parents:
579
diff
changeset
|
199 |
5d4dd2f5f6a1
6829575: 100028: Debug information is incomplete or missing
aph
parents:
579
diff
changeset
|
200 # DEBUG_BINARIES overrides everything, use full -g debug information |
5d4dd2f5f6a1
6829575: 100028: Debug information is incomplete or missing
aph
parents:
579
diff
changeset
|
201 ifeq ($(DEBUG_BINARIES), true) |
5d4dd2f5f6a1
6829575: 100028: Debug information is incomplete or missing
aph
parents:
579
diff
changeset
|
202 DEBUG_CFLAGS = -g |
5d4dd2f5f6a1
6829575: 100028: Debug information is incomplete or missing
aph
parents:
579
diff
changeset
|
203 CFLAGS += $(DEBUG_CFLAGS) |
5d4dd2f5f6a1
6829575: 100028: Debug information is incomplete or missing
aph
parents:
579
diff
changeset
|
204 endif |
1681
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
205 |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
206 # If we are building HEADLESS, pass on to VM |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
207 # so it can set the java.awt.headless property |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
208 ifdef HEADLESS |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
209 CFLAGS += -DHEADLESS |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
210 endif |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
211 |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
212 # We are building Embedded for a small device |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
213 # favor code space over speed |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
214 ifdef MINIMIZE_RAM_USAGE |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
215 CFLAGS += -DMINIMIZE_RAM_USAGE |
126ea7725993
6953477: Increase portability and flexibility of building Hotspot
bobv
parents:
1552
diff
changeset
|
216 endif |