70 #include "runtime/mutexLocker.hpp"
71 #include "runtime/os.hpp"
72 #include "runtime/vm_version.hpp"
73 #include "utilities/align.hpp"
74 #include "utilities/bitMap.inline.hpp"
75 #include "utilities/classpathStream.hpp"
76 #include "utilities/defaultStream.hpp"
77 #include "utilities/ostream.hpp"
78 #if INCLUDE_G1GC
79 #include "gc/g1/g1CollectedHeap.hpp"
80 #include "gc/g1/g1HeapRegion.hpp"
81 #endif
82
83 #include <errno.h>
84 #include <sys/stat.h>
85
86 #ifndef O_BINARY // if defined (Win32) use binary files.
87 #define O_BINARY 0 // otherwise do nothing.
88 #endif
89
90 // Fill in the fileMapInfo structure with data about this VM instance.
91
92 // This method copies the vm version info into header_version. If the version is too
93 // long then a truncated version, which has a hash code appended to it, is copied.
94 //
95 // Using a template enables this method to verify that header_version is an array of
96 // length JVM_IDENT_MAX. This ensures that the code that writes to the CDS file and
97 // the code that reads the CDS file will both use the same size buffer. Hence, will
98 // use identical truncation. This is necessary for matching of truncated versions.
99 template <int N> static void get_header_version(char (&header_version) [N]) {
100 assert(N == JVM_IDENT_MAX, "Bad header_version size");
101
102 const char *vm_version = VM_Version::internal_vm_info_string();
103 const int version_len = (int)strlen(vm_version);
104
105 memset(header_version, 0, JVM_IDENT_MAX);
106
107 if (version_len < (JVM_IDENT_MAX-1)) {
108 strcpy(header_version, vm_version);
109
225 }
226 #endif
227 _compressed_oops = UseCompressedOops;
228 _narrow_klass_pointer_bits = CompressedKlassPointers::narrow_klass_pointer_bits();
229 _narrow_klass_shift = ArchiveBuilder::precomputed_narrow_klass_shift();
230
231 // Which JIT compier is used
232 _compiler_type = (u1)CompilerConfig::compiler_type();
233 _type_profile_level = TypeProfileLevel;
234 _type_profile_args_limit = TypeProfileArgsLimit;
235 _type_profile_parms_limit = TypeProfileParmsLimit;
236 _type_profile_width = TypeProfileWidth;
237 _bci_profile_width = BciProfileWidth;
238 _profile_traps = ProfileTraps;
239 _type_profile_casts = TypeProfileCasts;
240 _spec_trap_limit_extra_entries = SpecTrapLimitExtraEntries;
241 _max_heap_size = MaxHeapSize;
242 _use_optimized_module_handling = CDSConfig::is_using_optimized_module_handling();
243 _has_aot_linked_classes = CDSConfig::is_dumping_aot_linked_classes();
244 _has_full_module_graph = CDSConfig::is_dumping_full_module_graph();
245
246 // The following fields are for sanity checks for whether this archive
247 // will function correctly with this JVM and the bootclasspath it's
248 // invoked with.
249
250 // JVM version string ... changes on each build.
251 get_header_version(_jvm_ident);
252
253 _verify_local = BytecodeVerificationLocal;
254 _verify_remote = BytecodeVerificationRemote;
255 _has_platform_or_app_classes = AOTClassLocationConfig::dumptime()->has_platform_or_app_classes();
256 _requested_base_address = (char*)SharedBaseAddress;
257 _mapped_base_address = (char*)SharedBaseAddress;
258 }
259
260 void FileMapHeader::copy_base_archive_name(const char* archive) {
261 assert(base_archive_name_size() != 0, "_base_archive_name_size not set");
262 assert(base_archive_name_offset() != 0, "_base_archive_name_offset not set");
263 assert(header_size() > sizeof(*this), "_base_archive_name_size not included in header size?");
264 memcpy((char*)this + base_archive_name_offset(), archive, base_archive_name_size());
265 }
266
267 void FileMapHeader::print(outputStream* st) {
268 ResourceMark rm;
269
270 st->print_cr("- magic: 0x%08x", magic());
271 st->print_cr("- crc: 0x%08x", crc());
272 st->print_cr("- version: 0x%x", version());
273 st->print_cr("- header_size: " UINT32_FORMAT, header_size());
274 st->print_cr("- base_archive_name_offset: " UINT32_FORMAT, base_archive_name_offset());
275 st->print_cr("- base_archive_name_size: " UINT32_FORMAT, base_archive_name_size());
276
277 for (int i = 0; i < NUM_CDS_REGIONS; i++) {
306 st->print_cr("- mapped_heap_header");
307 st->print_cr(" - root_segments");
308 st->print_cr(" - roots_count: %d", _mapped_heap_header.root_segments().roots_count());
309 st->print_cr(" - base_offset: 0x%zx", _mapped_heap_header.root_segments().base_offset());
310 st->print_cr(" - count: %zu", _mapped_heap_header.root_segments().count());
311 st->print_cr(" - max_size_elems: %d", _mapped_heap_header.root_segments().max_size_in_elems());
312 st->print_cr(" - max_size_bytes: %zu", _mapped_heap_header.root_segments().max_size_in_bytes());
313 st->print_cr(" - oopmap_start_pos: %zu", _mapped_heap_header.oopmap_start_pos());
314 st->print_cr(" - oopmap_ptrmap_pos: %zu", _mapped_heap_header.ptrmap_start_pos());
315 st->print_cr("- streamed_heap_header");
316 st->print_cr(" - forwarding_offset: %zu", _streamed_heap_header.forwarding_offset());
317 st->print_cr(" - roots_offset: %zu", _streamed_heap_header.roots_offset());
318 st->print_cr(" - num_roots: %zu", _streamed_heap_header.num_roots());
319 st->print_cr(" - root_highest_object_index_table_offset: %zu", _streamed_heap_header.root_highest_object_index_table_offset());
320 st->print_cr(" - num_archived_objects: %zu", _streamed_heap_header.num_archived_objects());
321
322 st->print_cr("- _rw_ptrmap_start_pos: %zu", _rw_ptrmap_start_pos);
323 st->print_cr("- _ro_ptrmap_start_pos: %zu", _ro_ptrmap_start_pos);
324 st->print_cr("- use_optimized_module_handling: %d", _use_optimized_module_handling);
325 st->print_cr("- has_full_module_graph %d", _has_full_module_graph);
326 st->print_cr("- has_aot_linked_classes %d", _has_aot_linked_classes);
327 }
328
329 bool FileMapInfo::validate_class_location() {
330 assert(CDSConfig::is_using_archive(), "runtime only");
331
332 AOTClassLocationConfig* config = header()->class_location_config();
333 bool has_extra_module_paths = false;
334 if (!config->validate(full_path(), header()->has_aot_linked_classes(), &has_extra_module_paths)) {
335 if (PrintSharedArchiveAndExit) {
336 AOTMetaspace::set_archive_loading_failed();
337 return true;
338 } else {
339 return false;
340 }
341 }
342
343 if (header()->has_full_module_graph() && has_extra_module_paths) {
344 CDSConfig::stop_using_optimized_module_handling();
345 AOTMetaspace::report_loading_error("optimized module handling: disabled because extra module path(s) are specified");
689 if (strncmp(actual_ident, expected_ident, JVM_IDENT_MAX-1) != 0) {
690 aot_log_info(aot)("_jvm_ident expected: %s", expected_ident);
691 aot_log_info(aot)(" actual: %s", actual_ident);
692 aot_log_warning(aot)("The %s was created by a different"
693 " version or build of HotSpot", file_type);
694 return false;
695 }
696
697 _file_offset = header()->header_size(); // accounts for the size of _base_archive_name
698
699 size_t len = os::lseek(fd, 0, SEEK_END);
700
701 for (int i = 0; i < AOTMetaspace::n_regions; i++) {
702 FileMapRegion* r = region_at(i);
703 if (r->file_offset() > len || len - r->file_offset() < r->used()) {
704 aot_log_warning(aot)("The %s has been truncated.", file_type);
705 return false;
706 }
707 }
708
709 return true;
710 }
711
712 void FileMapInfo::seek_to_position(size_t pos) {
713 if (os::lseek(_fd, (jlong)pos, SEEK_SET) < 0) {
714 aot_log_error(aot)("Unable to seek to position %zu (errno=%d: %s)", pos, errno, os::strerror(errno));
715 AOTMetaspace::unrecoverable_loading_error();
716 }
717 }
718
719 // Read the FileMapInfo information from the file.
720 bool FileMapInfo::open_for_read() {
721 if (_file_open) {
722 return true;
723 }
724 const char* file_type = CDSConfig::type_of_archive_being_loaded();
725 const char* info = CDSConfig::is_dumping_final_static_archive() ?
726 "AOTConfiguration file " : "";
727 aot_log_info(aot)("trying to map %s%s", info, _full_path);
728 int fd = os::open(_full_path, O_RDONLY | O_BINARY, 0);
1918 // if the archive only contains system classes.
1919 if (_has_platform_or_app_classes
1920 && !_verify_remote // we didn't verify the archived platform/app classes
1921 && BytecodeVerificationRemote) { // but we want to verify all loaded platform/app classes
1922 aot_log_info(aot)("The %s was created with less restrictive "
1923 "verification setting than the current setting.", file_type);
1924 // Pretend that we didn't have any archived platform/app classes, so they won't be loaded
1925 // by SystemDictionaryShared.
1926 _has_platform_or_app_classes = false;
1927 }
1928
1929 aot_log_info(aot)("The %s was created with UseCompressedOops = %d, UseCompactObjectHeaders = %d",
1930 file_type, compressed_oops(), compact_headers());
1931 if (compressed_oops() != UseCompressedOops) {
1932 aot_log_warning(aot)("Unable to use %s.\nThe saved state of UseCompressedOops (%d) is "
1933 "different from runtime (%d), CDS will be disabled.", file_type,
1934 compressed_oops(), UseCompressedOops);
1935 return false;
1936 }
1937
1938 if (compact_headers() != UseCompactObjectHeaders) {
1939 aot_log_warning(aot)("Unable to use %s.\nThe %s's UseCompactObjectHeaders setting (%s)"
1940 " does not equal the current UseCompactObjectHeaders setting (%s).", file_type, file_type,
1941 _compact_headers ? "enabled" : "disabled",
1942 UseCompactObjectHeaders ? "enabled" : "disabled");
1943 return false;
1944 }
1945
1946 if (!_use_optimized_module_handling && !CDSConfig::is_dumping_final_static_archive()) {
1947 CDSConfig::stop_using_optimized_module_handling();
1948 aot_log_info(aot)("optimized module handling: disabled because archive was created without optimized module handling");
1949 }
1950
1951 if (is_static()) {
1952 // Only the static archive can contain the full module graph.
1953 if (!_has_full_module_graph) {
1954 CDSConfig::stop_using_full_module_graph("archive was created without full module graph");
1955 }
1956 }
1957
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70 #include "runtime/mutexLocker.hpp"
71 #include "runtime/os.hpp"
72 #include "runtime/vm_version.hpp"
73 #include "utilities/align.hpp"
74 #include "utilities/bitMap.inline.hpp"
75 #include "utilities/classpathStream.hpp"
76 #include "utilities/defaultStream.hpp"
77 #include "utilities/ostream.hpp"
78 #if INCLUDE_G1GC
79 #include "gc/g1/g1CollectedHeap.hpp"
80 #include "gc/g1/g1HeapRegion.hpp"
81 #endif
82
83 #include <errno.h>
84 #include <sys/stat.h>
85
86 #ifndef O_BINARY // if defined (Win32) use binary files.
87 #define O_BINARY 0 // otherwise do nothing.
88 #endif
89
90 inline void CDSMustMatchFlags::do_print(outputStream* st, bool v) {
91 st->print("%s", v ? "true" : "false");
92 }
93
94 inline void CDSMustMatchFlags::do_print(outputStream* st, intx v) {
95 st->print("%zd", v);
96 }
97
98 inline void CDSMustMatchFlags::do_print(outputStream* st, uintx v) {
99 st->print("%zu", v);
100 }
101
102 inline void CDSMustMatchFlags::do_print(outputStream* st, double v) {
103 st->print("%f", v);
104 }
105
106 void CDSMustMatchFlags::init() {
107 assert(CDSConfig::is_dumping_archive(), "sanity");
108 _max_name_width = 0;
109
110 #define INIT_CDS_MUST_MATCH_FLAG(n) \
111 _v_##n = n; \
112 _max_name_width = MAX2(_max_name_width,strlen(#n));
113 CDS_MUST_MATCH_FLAGS_DO(INIT_CDS_MUST_MATCH_FLAG);
114 #undef INIT_CDS_MUST_MATCH_FLAG
115 }
116
117 bool CDSMustMatchFlags::runtime_check() const {
118 #define CHECK_CDS_MUST_MATCH_FLAG(n) \
119 if (_v_##n != n) { \
120 ResourceMark rm; \
121 stringStream ss; \
122 ss.print("VM option %s is different between dumptime (", #n); \
123 do_print(&ss, _v_ ## n); \
124 ss.print(") and runtime ("); \
125 do_print(&ss, n); \
126 ss.print(")"); \
127 log_info(cds)("%s", ss.as_string()); \
128 return false; \
129 }
130 CDS_MUST_MATCH_FLAGS_DO(CHECK_CDS_MUST_MATCH_FLAG);
131 #undef CHECK_CDS_MUST_MATCH_FLAG
132
133 return true;
134 }
135
136 void CDSMustMatchFlags::print_info() const {
137 LogTarget(Info, cds) lt;
138 if (lt.is_enabled()) {
139 LogStream ls(lt);
140 ls.print_cr("Recorded VM flags during dumptime:");
141 print(&ls);
142 }
143 }
144
145 void CDSMustMatchFlags::print(outputStream* st) const {
146 #define PRINT_CDS_MUST_MATCH_FLAG(n) \
147 st->print("- %-s ", #n); \
148 st->sp(int(_max_name_width - strlen(#n))); \
149 do_print(st, _v_##n); \
150 st->cr();
151 CDS_MUST_MATCH_FLAGS_DO(PRINT_CDS_MUST_MATCH_FLAG);
152 #undef PRINT_CDS_MUST_MATCH_FLAG
153 }
154
155 // Fill in the fileMapInfo structure with data about this VM instance.
156
157 // This method copies the vm version info into header_version. If the version is too
158 // long then a truncated version, which has a hash code appended to it, is copied.
159 //
160 // Using a template enables this method to verify that header_version is an array of
161 // length JVM_IDENT_MAX. This ensures that the code that writes to the CDS file and
162 // the code that reads the CDS file will both use the same size buffer. Hence, will
163 // use identical truncation. This is necessary for matching of truncated versions.
164 template <int N> static void get_header_version(char (&header_version) [N]) {
165 assert(N == JVM_IDENT_MAX, "Bad header_version size");
166
167 const char *vm_version = VM_Version::internal_vm_info_string();
168 const int version_len = (int)strlen(vm_version);
169
170 memset(header_version, 0, JVM_IDENT_MAX);
171
172 if (version_len < (JVM_IDENT_MAX-1)) {
173 strcpy(header_version, vm_version);
174
290 }
291 #endif
292 _compressed_oops = UseCompressedOops;
293 _narrow_klass_pointer_bits = CompressedKlassPointers::narrow_klass_pointer_bits();
294 _narrow_klass_shift = ArchiveBuilder::precomputed_narrow_klass_shift();
295
296 // Which JIT compier is used
297 _compiler_type = (u1)CompilerConfig::compiler_type();
298 _type_profile_level = TypeProfileLevel;
299 _type_profile_args_limit = TypeProfileArgsLimit;
300 _type_profile_parms_limit = TypeProfileParmsLimit;
301 _type_profile_width = TypeProfileWidth;
302 _bci_profile_width = BciProfileWidth;
303 _profile_traps = ProfileTraps;
304 _type_profile_casts = TypeProfileCasts;
305 _spec_trap_limit_extra_entries = SpecTrapLimitExtraEntries;
306 _max_heap_size = MaxHeapSize;
307 _use_optimized_module_handling = CDSConfig::is_using_optimized_module_handling();
308 _has_aot_linked_classes = CDSConfig::is_dumping_aot_linked_classes();
309 _has_full_module_graph = CDSConfig::is_dumping_full_module_graph();
310 _has_valhalla_patched_classes = Arguments::is_valhalla_enabled();
311
312 // The following fields are for sanity checks for whether this archive
313 // will function correctly with this JVM and the bootclasspath it's
314 // invoked with.
315
316 // JVM version string ... changes on each build.
317 get_header_version(_jvm_ident);
318
319 _verify_local = BytecodeVerificationLocal;
320 _verify_remote = BytecodeVerificationRemote;
321 _has_platform_or_app_classes = AOTClassLocationConfig::dumptime()->has_platform_or_app_classes();
322 _requested_base_address = (char*)SharedBaseAddress;
323 _mapped_base_address = (char*)SharedBaseAddress;
324 _must_match.init();
325 }
326
327 void FileMapHeader::copy_base_archive_name(const char* archive) {
328 assert(base_archive_name_size() != 0, "_base_archive_name_size not set");
329 assert(base_archive_name_offset() != 0, "_base_archive_name_offset not set");
330 assert(header_size() > sizeof(*this), "_base_archive_name_size not included in header size?");
331 memcpy((char*)this + base_archive_name_offset(), archive, base_archive_name_size());
332 }
333
334 void FileMapHeader::print(outputStream* st) {
335 ResourceMark rm;
336
337 st->print_cr("- magic: 0x%08x", magic());
338 st->print_cr("- crc: 0x%08x", crc());
339 st->print_cr("- version: 0x%x", version());
340 st->print_cr("- header_size: " UINT32_FORMAT, header_size());
341 st->print_cr("- base_archive_name_offset: " UINT32_FORMAT, base_archive_name_offset());
342 st->print_cr("- base_archive_name_size: " UINT32_FORMAT, base_archive_name_size());
343
344 for (int i = 0; i < NUM_CDS_REGIONS; i++) {
373 st->print_cr("- mapped_heap_header");
374 st->print_cr(" - root_segments");
375 st->print_cr(" - roots_count: %d", _mapped_heap_header.root_segments().roots_count());
376 st->print_cr(" - base_offset: 0x%zx", _mapped_heap_header.root_segments().base_offset());
377 st->print_cr(" - count: %zu", _mapped_heap_header.root_segments().count());
378 st->print_cr(" - max_size_elems: %d", _mapped_heap_header.root_segments().max_size_in_elems());
379 st->print_cr(" - max_size_bytes: %zu", _mapped_heap_header.root_segments().max_size_in_bytes());
380 st->print_cr(" - oopmap_start_pos: %zu", _mapped_heap_header.oopmap_start_pos());
381 st->print_cr(" - oopmap_ptrmap_pos: %zu", _mapped_heap_header.ptrmap_start_pos());
382 st->print_cr("- streamed_heap_header");
383 st->print_cr(" - forwarding_offset: %zu", _streamed_heap_header.forwarding_offset());
384 st->print_cr(" - roots_offset: %zu", _streamed_heap_header.roots_offset());
385 st->print_cr(" - num_roots: %zu", _streamed_heap_header.num_roots());
386 st->print_cr(" - root_highest_object_index_table_offset: %zu", _streamed_heap_header.root_highest_object_index_table_offset());
387 st->print_cr(" - num_archived_objects: %zu", _streamed_heap_header.num_archived_objects());
388
389 st->print_cr("- _rw_ptrmap_start_pos: %zu", _rw_ptrmap_start_pos);
390 st->print_cr("- _ro_ptrmap_start_pos: %zu", _ro_ptrmap_start_pos);
391 st->print_cr("- use_optimized_module_handling: %d", _use_optimized_module_handling);
392 st->print_cr("- has_full_module_graph %d", _has_full_module_graph);
393 st->print_cr("- has_valhalla_patched_classes %d", _has_valhalla_patched_classes);
394 _must_match.print(st);
395 st->print_cr("- has_aot_linked_classes %d", _has_aot_linked_classes);
396 }
397
398 bool FileMapInfo::validate_class_location() {
399 assert(CDSConfig::is_using_archive(), "runtime only");
400
401 AOTClassLocationConfig* config = header()->class_location_config();
402 bool has_extra_module_paths = false;
403 if (!config->validate(full_path(), header()->has_aot_linked_classes(), &has_extra_module_paths)) {
404 if (PrintSharedArchiveAndExit) {
405 AOTMetaspace::set_archive_loading_failed();
406 return true;
407 } else {
408 return false;
409 }
410 }
411
412 if (header()->has_full_module_graph() && has_extra_module_paths) {
413 CDSConfig::stop_using_optimized_module_handling();
414 AOTMetaspace::report_loading_error("optimized module handling: disabled because extra module path(s) are specified");
758 if (strncmp(actual_ident, expected_ident, JVM_IDENT_MAX-1) != 0) {
759 aot_log_info(aot)("_jvm_ident expected: %s", expected_ident);
760 aot_log_info(aot)(" actual: %s", actual_ident);
761 aot_log_warning(aot)("The %s was created by a different"
762 " version or build of HotSpot", file_type);
763 return false;
764 }
765
766 _file_offset = header()->header_size(); // accounts for the size of _base_archive_name
767
768 size_t len = os::lseek(fd, 0, SEEK_END);
769
770 for (int i = 0; i < AOTMetaspace::n_regions; i++) {
771 FileMapRegion* r = region_at(i);
772 if (r->file_offset() > len || len - r->file_offset() < r->used()) {
773 aot_log_warning(aot)("The %s has been truncated.", file_type);
774 return false;
775 }
776 }
777
778 if (!header()->check_must_match_flags()) {
779 return false;
780 }
781
782 return true;
783 }
784
785 void FileMapInfo::seek_to_position(size_t pos) {
786 if (os::lseek(_fd, (jlong)pos, SEEK_SET) < 0) {
787 aot_log_error(aot)("Unable to seek to position %zu (errno=%d: %s)", pos, errno, os::strerror(errno));
788 AOTMetaspace::unrecoverable_loading_error();
789 }
790 }
791
792 // Read the FileMapInfo information from the file.
793 bool FileMapInfo::open_for_read() {
794 if (_file_open) {
795 return true;
796 }
797 const char* file_type = CDSConfig::type_of_archive_being_loaded();
798 const char* info = CDSConfig::is_dumping_final_static_archive() ?
799 "AOTConfiguration file " : "";
800 aot_log_info(aot)("trying to map %s%s", info, _full_path);
801 int fd = os::open(_full_path, O_RDONLY | O_BINARY, 0);
1991 // if the archive only contains system classes.
1992 if (_has_platform_or_app_classes
1993 && !_verify_remote // we didn't verify the archived platform/app classes
1994 && BytecodeVerificationRemote) { // but we want to verify all loaded platform/app classes
1995 aot_log_info(aot)("The %s was created with less restrictive "
1996 "verification setting than the current setting.", file_type);
1997 // Pretend that we didn't have any archived platform/app classes, so they won't be loaded
1998 // by SystemDictionaryShared.
1999 _has_platform_or_app_classes = false;
2000 }
2001
2002 aot_log_info(aot)("The %s was created with UseCompressedOops = %d, UseCompactObjectHeaders = %d",
2003 file_type, compressed_oops(), compact_headers());
2004 if (compressed_oops() != UseCompressedOops) {
2005 aot_log_warning(aot)("Unable to use %s.\nThe saved state of UseCompressedOops (%d) is "
2006 "different from runtime (%d), CDS will be disabled.", file_type,
2007 compressed_oops(), UseCompressedOops);
2008 return false;
2009 }
2010
2011 if (is_static()) {
2012 const char* err = nullptr;
2013 if (Arguments::is_valhalla_enabled()) {
2014 if (!_has_valhalla_patched_classes) {
2015 err = "not created";
2016 }
2017 } else {
2018 if (_has_valhalla_patched_classes) {
2019 err = "created";
2020 }
2021 }
2022 if (err != nullptr) {
2023 log_warning(cds)("This archive was %s with --enable-preview. It is "
2024 "incompatible with the current JVM setting", err);
2025 return false;
2026 }
2027 }
2028
2029 if (compact_headers() != UseCompactObjectHeaders) {
2030 aot_log_warning(aot)("Unable to use %s.\nThe %s's UseCompactObjectHeaders setting (%s)"
2031 " does not equal the current UseCompactObjectHeaders setting (%s).", file_type, file_type,
2032 _compact_headers ? "enabled" : "disabled",
2033 UseCompactObjectHeaders ? "enabled" : "disabled");
2034 return false;
2035 }
2036
2037 if (!_use_optimized_module_handling && !CDSConfig::is_dumping_final_static_archive()) {
2038 CDSConfig::stop_using_optimized_module_handling();
2039 aot_log_info(aot)("optimized module handling: disabled because archive was created without optimized module handling");
2040 }
2041
2042 if (is_static()) {
2043 // Only the static archive can contain the full module graph.
2044 if (!_has_full_module_graph) {
2045 CDSConfig::stop_using_full_module_graph("archive was created without full module graph");
2046 }
2047 }
2048
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