--- a/hotspot/src/share/vm/runtime/arguments.cpp Fri Sep 27 10:50:55 2013 +0200
+++ b/hotspot/src/share/vm/runtime/arguments.cpp Fri Sep 27 15:43:03 2013 -0700
@@ -1100,6 +1100,7 @@
}
}
+#if defined(COMPILER2) || defined(_LP64) || !INCLUDE_CDS
// Conflict: required to use shared spaces (-Xshare:on), but
// incompatible command line options were chosen.
@@ -1112,6 +1113,7 @@
FLAG_SET_DEFAULT(UseSharedSpaces, false);
}
}
+#endif
void Arguments::set_tiered_flags() {
// With tiered, set default policy to AdvancedThresholdPolicy, which is 3.
@@ -1523,16 +1525,18 @@
FLAG_SET_ERGO(bool, UseParallelGC, true);
}
}
- // Shared spaces work fine with other GCs but causes bytecode rewriting
- // to be disabled, which hurts interpreter performance and decreases
- // server performance. On server class machines, keep the default
- // off unless it is asked for. Future work: either add bytecode rewriting
- // at link time, or rewrite bytecodes in non-shared methods.
- if (!DumpSharedSpaces && !RequireSharedSpaces &&
- (FLAG_IS_DEFAULT(UseSharedSpaces) || !UseSharedSpaces)) {
- no_shared_spaces();
- }
}
+#ifdef COMPILER2
+ // Shared spaces work fine with other GCs but causes bytecode rewriting
+ // to be disabled, which hurts interpreter performance and decreases
+ // server performance. When -server is specified, keep the default off
+ // unless it is asked for. Future work: either add bytecode rewriting
+ // at link time, or rewrite bytecodes in non-shared methods.
+ if (!DumpSharedSpaces && !RequireSharedSpaces &&
+ (FLAG_IS_DEFAULT(UseSharedSpaces) || !UseSharedSpaces)) {
+ no_shared_spaces();
+ }
+#endif
set_conservative_max_heap_alignment();
@@ -2446,21 +2450,6 @@
return result;
}
- if (AggressiveOpts) {
- // Insert alt-rt.jar between user-specified bootclasspath
- // prefix and the default bootclasspath. os::set_boot_path()
- // uses meta_index_dir as the default bootclasspath directory.
- const char* altclasses_jar = "alt-rt.jar";
- size_t altclasses_path_len = strlen(get_meta_index_dir()) + 1 +
- strlen(altclasses_jar);
- char* altclasses_path = NEW_C_HEAP_ARRAY(char, altclasses_path_len, mtInternal);
- strcpy(altclasses_path, get_meta_index_dir());
- strcat(altclasses_path, altclasses_jar);
- scp.add_suffix_to_prefix(altclasses_path);
- scp_assembly_required = true;
- FREE_C_HEAP_ARRAY(char, altclasses_path, mtInternal);
- }
-
// Parse _JAVA_OPTIONS environment variable (if present) (mimics classic VM)
result = parse_java_options_environment_variable(&scp, &scp_assembly_required);
if (result != JNI_OK) {