Mercurial > hg > graal-compiler
annotate make/linux/makefiles/gcc.make @ 765:c55be0c7bd32 jdk7-b59
Merge
author | trims |
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date | Wed, 13 May 2009 08:46:58 -0700 |
parents | af5d39ca39a3 |
children | f5ee65f94d9a |
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0 | 1 # |
579 | 2 # Copyright 1999-2009 Sun Microsystems, Inc. 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 # | |
19 # Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
20 # CA 95054 USA or visit www.sun.com if you need additional information or | |
21 # have any questions. | |
22 # | |
23 # | |
24 | |
25 #------------------------------------------------------------------------ | |
26 # CC, CPP & AS | |
27 | |
28 CPP = g++ | |
29 CC = gcc | |
30 AS = $(CC) -c | |
31 | |
32 # -dumpversion in gcc-2.91 shows "egcs-2.91.66". In later version, it only | |
33 # prints the numbers (e.g. "2.95", "3.2.1") | |
34 CC_VER_MAJOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f1) | |
35 CC_VER_MINOR := $(shell $(CC) -dumpversion | sed 's/egcs-//' | cut -d'.' -f2) | |
36 | |
37 # check for precompiled headers support | |
38 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0" | |
39 USE_PRECOMPILED_HEADER=1 | |
40 PRECOMPILED_HEADER_DIR=. | |
41 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/incls/_precompiled.incl.gch | |
42 endif | |
43 | |
44 | |
45 #------------------------------------------------------------------------ | |
46 # Compiler flags | |
47 | |
48 # position-independent code | |
49 PICFLAG = -fPIC | |
50 | |
51 VM_PICFLAG/LIBJVM = $(PICFLAG) | |
52 VM_PICFLAG/AOUT = | |
53 VM_PICFLAG = $(VM_PICFLAG/$(LINK_INTO)) | |
54 | |
55 CFLAGS += $(VM_PICFLAG) | |
56 CFLAGS += -fno-rtti | |
57 CFLAGS += -fno-exceptions | |
58 CFLAGS += -D_REENTRANT | |
59 CFLAGS += -fcheck-new | |
60 | |
61 ARCHFLAG = $(ARCHFLAG/$(BUILDARCH)) | |
62 ARCHFLAG/i486 = -m32 -march=i586 | |
63 ARCHFLAG/amd64 = -m64 | |
64 ARCHFLAG/ia64 = | |
65 ARCHFLAG/sparc = -m32 -mcpu=v9 | |
66 ARCHFLAG/sparcv9 = -m64 -mcpu=v9 | |
67 | |
68 CFLAGS += $(ARCHFLAG) | |
69 AOUT_FLAGS += $(ARCHFLAG) | |
70 LFLAGS += $(ARCHFLAG) | |
71 ASFLAGS += $(ARCHFLAG) | |
72 | |
73 # Use C++ Interpreter | |
74 ifdef CC_INTERP | |
75 CFLAGS += -DCC_INTERP | |
76 endif | |
77 | |
78 # Keep temporary files (.ii, .s) | |
79 ifdef NEED_ASM | |
80 CFLAGS += -save-temps | |
81 else | |
82 CFLAGS += -pipe | |
83 endif | |
84 | |
85 # Compiler warnings are treated as errors | |
86 WARNINGS_ARE_ERRORS = -Werror | |
229 | 87 |
0 | 88 # Except for a few acceptable ones |
229 | 89 # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit |
90 # conversions which might affect the values. To avoid that, we need to turn | |
91 # it off explicitly. | |
92 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 4 \) \| \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) \>= 3 \) \))" "0" | |
93 ACCEPTABLE_WARNINGS = -Wpointer-arith -Wsign-compare | |
94 else | |
0 | 95 ACCEPTABLE_WARNINGS = -Wpointer-arith -Wconversion -Wsign-compare |
229 | 96 endif |
97 | |
0 | 98 CFLAGS_WARN/DEFAULT = $(WARNINGS_ARE_ERRORS) $(ACCEPTABLE_WARNINGS) |
99 # Special cases | |
100 CFLAGS_WARN/BYFILE = $(CFLAGS_WARN/$@)$(CFLAGS_WARN/DEFAULT$(CFLAGS_WARN/$@)) | |
101 | |
102 # The flags to use for an Optimized g++ build | |
103 OPT_CFLAGS += -O3 | |
104 | |
105 # Hotspot uses very unstrict aliasing turn this optimization off | |
106 OPT_CFLAGS += -fno-strict-aliasing | |
107 | |
108 # The gcc compiler segv's on ia64 when compiling bytecodeInterpreter.cpp | |
109 # if we use expensive-optimizations | |
110 ifeq ($(BUILDARCH), ia64) | |
111 OPT_CFLAGS += -fno-expensive-optimizations | |
112 endif | |
113 | |
114 OPT_CFLAGS/NOOPT=-O0 | |
115 | |
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116 # 6835796. Problem in GCC 4.3.0 with mulnode.o optimized compilation. |
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117 ifneq "$(shell expr \( \( $(CC_VER_MAJOR) = 4 \) \& \( $(CC_VER_MINOR) = 3 \) \))" "0" |
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118 OPT_CFLAGS/mulnode.o += -O0 |
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119 endif |
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120 |
0 | 121 #------------------------------------------------------------------------ |
122 # Linker flags | |
123 | |
124 # statically link libstdc++.so, work with gcc but ignored by g++ | |
125 STATIC_STDCXX = -Wl,-Bstatic -lstdc++ -Wl,-Bdynamic | |
126 | |
127 # statically link libgcc and/or libgcc_s, libgcc does not exist before gcc-3.x. | |
128 ifneq ("${CC_VER_MAJOR}", "2") | |
129 STATIC_LIBGCC += -static-libgcc | |
130 endif | |
131 | |
132 ifeq ($(BUILDARCH), ia64) | |
133 LFLAGS += -Wl,-relax | |
134 endif | |
135 | |
136 # Enable linker optimization | |
137 LFLAGS += -Xlinker -O1 | |
138 | |
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139 # If this is a --hash-style=gnu system, use --hash-style=both |
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140 # The gnu .hash section won't work on some Linux systems like SuSE 10. |
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141 _HAS_HASH_STYLE_GNU:=$(shell $(CC) -dumpspecs | grep -- '--hash-style=gnu') |
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142 ifneq ($(_HAS_HASH_STYLE_GNU),) |
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143 LDFLAGS_HASH_STYLE = -Wl,--hash-style=both |
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144 endif |
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145 LFLAGS += $(LDFLAGS_HASH_STYLE) |
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146 |
0 | 147 # Use $(MAPFLAG:FILENAME=real_file_name) to specify a map file. |
148 MAPFLAG = -Xlinker --version-script=FILENAME | |
149 | |
150 # Use $(SONAMEFLAG:SONAME=soname) to specify the intrinsic name of a shared obj | |
151 SONAMEFLAG = -Xlinker -soname=SONAME | |
152 | |
153 # Build shared library | |
154 SHARED_FLAG = -shared | |
155 | |
156 # Keep symbols even they are not used | |
157 AOUT_FLAGS += -export-dynamic | |
158 | |
159 #------------------------------------------------------------------------ | |
160 # Debug flags | |
161 | |
162 # Use the stabs format for debugging information (this is the default | |
163 # on gcc-2.91). It's good enough, has all the information about line | |
164 # numbers and local variables, and libjvm_g.so is only about 16M. | |
165 # Change this back to "-g" if you want the most expressive format. | |
166 # (warning: that could easily inflate libjvm_g.so to 150M!) | |
167 # Note: The Itanium gcc compiler crashes when using -gstabs. | |
168 DEBUG_CFLAGS/ia64 = -g | |
169 DEBUG_CFLAGS/amd64 = -g | |
170 DEBUG_CFLAGS += $(DEBUG_CFLAGS/$(BUILDARCH)) | |
171 ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),) | |
172 DEBUG_CFLAGS += -gstabs | |
173 endif |