--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/src/hotspot/cpu/arm/globals_arm.hpp Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2008, 2016, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#ifndef CPU_ARM_VM_GLOBALS_ARM_HPP
+#define CPU_ARM_VM_GLOBALS_ARM_HPP
+
+//
+// Sets the default values for platform dependent flags used by the runtime system.
+// (see globals.hpp)
+//
+
+define_pd_global(bool, ShareVtableStubs, true);
+
+define_pd_global(bool, ImplicitNullChecks, true); // Generate code for implicit null checks
+define_pd_global(bool, UncommonNullCast, true); // Uncommon-trap NULLs past to check cast
+define_pd_global(bool, TrapBasedNullChecks, false); // Not needed
+
+define_pd_global(uintx, CodeCacheSegmentSize, 64 TIERED_ONLY(+64)); // Tiered compilation has large code-entry alignment.
+define_pd_global(intx, CodeEntryAlignment, 16);
+define_pd_global(intx, OptoLoopAlignment, 16);
+
+define_pd_global(bool, NeedsDeoptSuspend, false); // only register window machines need this
+
+#define DEFAULT_STACK_YELLOW_PAGES (2)
+#define DEFAULT_STACK_RED_PAGES (1)
+#define DEFAULT_STACK_SHADOW_PAGES (5 DEBUG_ONLY(+1))
+#define DEFAULT_STACK_RESERVED_PAGES (0)
+
+#define MIN_STACK_YELLOW_PAGES DEFAULT_STACK_YELLOW_PAGES
+#define MIN_STACK_RED_PAGES DEFAULT_STACK_RED_PAGES
+#define MIN_STACK_SHADOW_PAGES DEFAULT_STACK_SHADOW_PAGES
+#define MIN_STACK_RESERVED_PAGES (0)
+
+define_pd_global(intx, StackYellowPages, DEFAULT_STACK_YELLOW_PAGES);
+define_pd_global(intx, StackRedPages, DEFAULT_STACK_RED_PAGES);
+define_pd_global(intx, StackShadowPages, DEFAULT_STACK_SHADOW_PAGES);
+define_pd_global(intx, StackReservedPages, DEFAULT_STACK_RESERVED_PAGES);
+
+define_pd_global(intx, InlineFrequencyCount, 50);
+#if defined(COMPILER1) || defined(COMPILER2)
+define_pd_global(intx, InlineSmallCode, 1500);
+#endif
+
+define_pd_global(bool, RewriteBytecodes, true);
+define_pd_global(bool, RewriteFrequentPairs, true);
+
+define_pd_global(bool, UseMembar, true);
+
+define_pd_global(bool, PreserveFramePointer, false);
+
+// GC Ergo Flags
+define_pd_global(size_t, CMSYoungGenPerWorker, 16*M); // default max size of CMS young gen, per GC worker thread
+
+define_pd_global(uintx, TypeProfileLevel, 0);
+
+// No performance work done here yet.
+define_pd_global(bool, CompactStrings, false);
+
+define_pd_global(intx, InitArrayShortSize, 8*BytesPerLong);
+
+#define ARCH_FLAGS(develop, \
+ product, \
+ diagnostic, \
+ experimental, \
+ notproduct, \
+ range, \
+ constraint, \
+ writeable) \
+ \
+ develop(bool, VerifyInterpreterStackTop, false, \
+ "Verify interpreter stack top at every stack expansion (AArch64 only)") \
+ \
+ develop(bool, ZapHighNonSignificantBits, false, \
+ "Zap high non-significant bits of values (AArch64 only)") \
+ \
+
+#endif // CPU_ARM_VM_GLOBALS_ARM_HPP