|
1 # |
|
2 # Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved. |
|
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. Oracle designates this |
|
8 # particular file as subject to the "Classpath" exception as provided |
|
9 # by Oracle in the LICENSE file that accompanied this code. |
|
10 # |
|
11 # This code is distributed in the hope that it will be useful, but WITHOUT |
|
12 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
|
13 # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
|
14 # version 2 for more details (a copy is included in the LICENSE file that |
|
15 # accompanied this code). |
|
16 # |
|
17 # You should have received a copy of the GNU General Public License version |
|
18 # 2 along with this work; if not, write to the Free Software Foundation, |
|
19 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
|
20 # |
|
21 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
|
22 # or visit www.oracle.com if you need additional information or have any |
|
23 # questions. |
|
24 # |
|
25 |
|
26 $(eval $(call IncludeCustomExtension, hotspot, lib/JvmMapfile.gmk)) |
|
27 |
|
28 ################################################################################ |
|
29 # Combine a list of static symbols |
|
30 |
|
31 ifneq ($(OPENJDK_TARGET_OS)-$(OPENJDK_TARGET_CPU), windows-x86_64) |
|
32 # On Windows x86_64, we should not have any symbols at all, since that |
|
33 # results in duplicate warnings from the linker (JDK-8043491). |
|
34 SYMBOLS_SRC += $(HOTSPOT_TOPDIR)/make/symbols/symbols-shared |
|
35 endif |
|
36 |
|
37 ifeq ($(OPENJDK_TARGET_OS_TYPE), unix) |
|
38 SYMBOLS_SRC += $(HOTSPOT_TOPDIR)/make/symbols/symbols-unix |
|
39 endif |
|
40 |
|
41 ifneq ($(wildcard $(HOTSPOT_TOPDIR)/make/symbols/symbols-$(OPENJDK_TARGET_OS)), ) |
|
42 SYMBOLS_SRC += $(HOTSPOT_TOPDIR)/make/symbols/symbols-$(OPENJDK_TARGET_OS) |
|
43 endif |
|
44 |
|
45 ifneq ($(findstring debug, $(DEBUG_LEVEL)), ) |
|
46 ifneq ($(wildcard $(HOTSPOT_TOPDIR)/make/symbols/symbols-$(OPENJDK_TARGET_OS)-debug), ) |
|
47 SYMBOLS_SRC += $(HOTSPOT_TOPDIR)/make/symbols/symbols-$(OPENJDK_TARGET_OS)-debug |
|
48 endif |
|
49 endif |
|
50 |
|
51 ifeq ($(OPENJDK_TARGET_OS), solaris) |
|
52 ifeq ($(call check-jvm-feature, dtrace), true) |
|
53 # Additional mapfiles that are only used when dtrace is enabled |
|
54 ifeq ($(call check-jvm-feature, compiler2), true) |
|
55 # This also covers the case of compiler1+compiler2. |
|
56 SYMBOLS_SRC += $(HOTSPOT_TOPDIR)/make/symbols/symbols-solaris-dtrace-compiler2 |
|
57 else ifeq ($(call check-jvm-feature, compiler1), true) |
|
58 SYMBOLS_SRC += $(HOTSPOT_TOPDIR)/make/symbols/symbols-solaris-dtrace-compiler1 |
|
59 endif |
|
60 endif |
|
61 endif |
|
62 |
|
63 ################################################################################ |
|
64 # Create a dynamic list of symbols from the built object files. This is highly |
|
65 # platform dependent. |
|
66 |
|
67 ifeq ($(OPENJDK_TARGET_OS), linux) |
|
68 DUMP_SYMBOLS_CMD := $(NM) --defined-only *.o |
|
69 ifneq ($(FILTER_SYMBOLS_PATTERN), ) |
|
70 FILTER_SYMBOLS_PATTERN := $(FILTER_SYMBOLS_PATTERN)| |
|
71 endif |
|
72 FILTER_SYMBOLS_PATTERN := $(FILTER_SYMBOLS_PATTERN)^_ZTV|^gHotSpotVM|^UseSharedSpaces$$ |
|
73 FILTER_SYMBOLS_PATTERN := $(FILTER_SYMBOLS_PATTERN)|^_ZN9Arguments17SharedArchivePathE$$ |
|
74 FILTER_SYMBOLS_AWK_SCRIPT := \ |
|
75 '{ \ |
|
76 if ($$3 ~ /$(FILTER_SYMBOLS_PATTERN)/) print $$3; \ |
|
77 }' |
|
78 |
|
79 else ifeq ($(OPENJDK_TARGET_OS), solaris) |
|
80 DUMP_SYMBOLS_CMD := $(NM) -p *.o |
|
81 ifneq ($(FILTER_SYMBOLS_PATTERN), ) |
|
82 FILTER_SYMBOLS_PATTERN := $(FILTER_SYMBOLS_PATTERN)| |
|
83 endif |
|
84 FILTER_SYMBOLS_PATTERN := $(FILTER_SYMBOLS_PATTERN)^__1c.*__vtbl_$$|^gHotSpotVM |
|
85 FILTER_SYMBOLS_PATTERN := $(FILTER_SYMBOLS_PATTERN)|^UseSharedSpaces$$ |
|
86 FILTER_SYMBOLS_PATTERN := $(FILTER_SYMBOLS_PATTERN)|^__1cJArgumentsRSharedArchivePath_$$ |
|
87 FILTER_SYMBOLS_AWK_SCRIPT := \ |
|
88 '{ \ |
|
89 if ($$2 == "U") next; \ |
|
90 if ($$3 ~ /$(FILTER_SYMBOLS_PATTERN)/) print $$3; \ |
|
91 }' |
|
92 |
|
93 else ifeq ($(OPENJDK_TARGET_OS), macosx) |
|
94 # nm on macosx prints out "warning: nm: no name list" to stderr for |
|
95 # files without symbols. Hide this, even at the expense of hiding real errors. |
|
96 DUMP_SYMBOLS_CMD := $(NM) -Uj *.o 2> /dev/null |
|
97 ifneq ($(FILTER_SYMBOLS_PATTERN), ) |
|
98 FILTER_SYMBOLS_PATTERN := $(FILTER_SYMBOLS_PATTERN)| |
|
99 endif |
|
100 FILTER_SYMBOLS_PATTERN := $(FILTER_SYMBOLS_PATTERN)^_ZTV|^gHotSpotVM |
|
101 FILTER_SYMBOLS_AWK_SCRIPT := \ |
|
102 '{ \ |
|
103 if ($$3 ~ /$(FILTER_SYMBOLS_PATTERN)/) print $$3; \ |
|
104 }' |
|
105 |
|
106 # NOTE: The script is from the old build. It is broken and finds no symbols. |
|
107 # The script below might be what was intended, but it failes to link with tons |
|
108 # of 'cannot export hidden symbol vtable for X'. |
|
109 # '{ if ($$1 ~ /^__ZTV/ || $$1 ~ /^_gHotSpotVM/) print substr($$1, 2) }' |
|
110 else ifeq ($(OPENJDK_TARGET_OS), aix) |
|
111 # NOTE: The old build had the solution below. This should to be fixed in |
|
112 # configure instead. |
|
113 |
|
114 # On AIX we have to prevent that we pick up the 'nm' version from the GNU binutils |
|
115 # which may be installed under /opt/freeware/bin. So better use an absolute path here! |
|
116 # NM=/usr/bin/nm |
|
117 |
|
118 DUMP_SYMBOLS_CMD := $(NM) -X64 -B -C *.o |
|
119 FILTER_SYMBOLS_AWK_SCRIPT := \ |
|
120 '{ \ |
|
121 if (($$2="d" || $$2="D") && ($$3 ~ /^__vft/ || $$3 ~ /^gHotSpotVM/)) print $$3; \ |
|
122 if ($$3 ~ /^UseSharedSpaces$$/) print $$3; \ |
|
123 if ($$3 ~ /^SharedArchivePath__9Arguments$$/) print $$3; \ |
|
124 }' |
|
125 |
|
126 else ifeq ($(OPENJDK_TARGET_OS), windows) |
|
127 DUMP_SYMBOLS_CMD := $(DUMPBIN) -symbols *.obj |
|
128 FILTER_SYMBOLS_AWK_SCRIPT := \ |
|
129 '{ \ |
|
130 if ($$7 ~ /??_7.*@@6B@/ && $$7 !~ /type_info/) print $$7; \ |
|
131 }' |
|
132 |
|
133 else |
|
134 $(error Unknown target OS $(OPENJDK_TARGET_OS) in JvmMapfile.gmk) |
|
135 endif |
|
136 |
|
137 # A more correct solution would be to send BUILD_LIBJVM_ALL_OBJS instead of |
|
138 # cd && *.o, but this will result in very long command lines, which is |
|
139 # problematic on some platforms. |
|
140 $(JVM_OUTPUTDIR)/symbols-objects: $(BUILD_LIBJVM_ALL_OBJS) |
|
141 $(call LogInfo, Generating symbol list from object files) |
|
142 $(CD) $(JVM_OUTPUTDIR)/objs && \ |
|
143 $(DUMP_SYMBOLS_CMD) | $(NAWK) $(FILTER_SYMBOLS_AWK_SCRIPT) | $(SORT) -u > $@ |
|
144 |
|
145 SYMBOLS_SRC += $(JVM_OUTPUTDIR)/symbols-objects |
|
146 |
|
147 ################################################################################ |
|
148 # Now concatenate all symbol lists into a single file and remove comments. |
|
149 |
|
150 $(JVM_OUTPUTDIR)/symbols: $(SYMBOLS_SRC) |
|
151 $(SED) -e '/^#/d' $^ > $@ |
|
152 |
|
153 ################################################################################ |
|
154 # Finally convert the symbol list into a platform-specific mapfile |
|
155 |
|
156 ifeq ($(OPENJDK_TARGET_OS), macosx) |
|
157 # On macosx, we need to add a leading underscore |
|
158 define create-mapfile-work |
|
159 $(AWK) '{ if ($$0 ~ ".") { print " _" $$0 } }' < $^ > $@.tmp |
|
160 endef |
|
161 else ifeq ($(OPENJDK_TARGET_OS), windows) |
|
162 # On windows, add an 'EXPORTS' header |
|
163 define create-mapfile-work |
|
164 $(ECHO) "EXPORTS" > $@.tmp |
|
165 $(AWK) '{ if ($$0 ~ ".") { print " " $$0 } }' < $^ >> $@.tmp |
|
166 endef |
|
167 else |
|
168 # Assume standard linker script |
|
169 define create-mapfile-work |
|
170 $(PRINTF) "SUNWprivate_1.1 { \n global: \n" > $@.tmp |
|
171 $(AWK) '{ if ($$0 ~ ".") { print " " $$0 ";" } }' < $^ >> $@.tmp |
|
172 $(PRINTF) " local: \n *; \n }; \n" >> $@.tmp |
|
173 endef |
|
174 endif |
|
175 |
|
176 define create-mapfile |
|
177 $(call LogInfo, Creating mapfile) |
|
178 $(call MakeDir, $(@D)) |
|
179 $(call create-mapfile-work) |
|
180 $(RM) $@ |
|
181 $(MV) $@.tmp $@ |
|
182 endef |
|
183 |
|
184 $(JVM_MAPFILE): $(JVM_OUTPUTDIR)/symbols |
|
185 $(call create-mapfile) |