1 /*
2 * Copyright (c) 1997, 2014, 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.
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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
455 //
456 // The wrapper may contain special-case code if the given method
457 // is a JNI critical method, or a compiled method handle adapter,
458 // such as _invokeBasic, _linkToVirtual, etc.
459 static nmethod* generate_native_wrapper(MacroAssembler* masm,
460 methodHandle method,
461 int compile_id,
462 BasicType* sig_bt,
463 VMRegPair* regs,
464 BasicType ret_type);
465
466 // Block before entering a JNI critical method
467 static void block_for_jni_critical(JavaThread* thread);
468
469 // A compiled caller has just called the interpreter, but compiled code
470 // exists. Patch the caller so he no longer calls into the interpreter.
471 static void fixup_callers_callsite(Method* moop, address ret_pc);
472
473 // Slow-path Locking and Unlocking
474 static void complete_monitor_locking_C(oopDesc* obj, BasicLock* lock, JavaThread* thread);
475 static void complete_monitor_unlocking_C(oopDesc* obj, BasicLock* lock);
476
477 // Resolving of calls
478 static address resolve_static_call_C (JavaThread *thread);
479 static address resolve_virtual_call_C (JavaThread *thread);
480 static address resolve_opt_virtual_call_C(JavaThread *thread);
481
482 // arraycopy, the non-leaf version. (See StubRoutines for all the leaf calls.)
483 static void slow_arraycopy_C(oopDesc* src, jint src_pos,
484 oopDesc* dest, jint dest_pos,
485 jint length, JavaThread* thread);
486
487 // handle ic miss with caller being compiled code
488 // wrong method handling (inline cache misses, zombie methods)
489 static address handle_wrong_method(JavaThread* thread);
490 static address handle_wrong_method_abstract(JavaThread* thread);
491 static address handle_wrong_method_ic_miss(JavaThread* thread);
492
493 #ifndef PRODUCT
494
495 // Collect and print inline cache miss statistics
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1 /*
2 * Copyright (c) 1997, 2015, 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.
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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
455 //
456 // The wrapper may contain special-case code if the given method
457 // is a JNI critical method, or a compiled method handle adapter,
458 // such as _invokeBasic, _linkToVirtual, etc.
459 static nmethod* generate_native_wrapper(MacroAssembler* masm,
460 methodHandle method,
461 int compile_id,
462 BasicType* sig_bt,
463 VMRegPair* regs,
464 BasicType ret_type);
465
466 // Block before entering a JNI critical method
467 static void block_for_jni_critical(JavaThread* thread);
468
469 // A compiled caller has just called the interpreter, but compiled code
470 // exists. Patch the caller so he no longer calls into the interpreter.
471 static void fixup_callers_callsite(Method* moop, address ret_pc);
472
473 // Slow-path Locking and Unlocking
474 static void complete_monitor_locking_C(oopDesc* obj, BasicLock* lock, JavaThread* thread);
475 static void complete_monitor_unlocking_C(oopDesc* obj, BasicLock* lock, JavaThread* thread);
476
477 // Resolving of calls
478 static address resolve_static_call_C (JavaThread *thread);
479 static address resolve_virtual_call_C (JavaThread *thread);
480 static address resolve_opt_virtual_call_C(JavaThread *thread);
481
482 // arraycopy, the non-leaf version. (See StubRoutines for all the leaf calls.)
483 static void slow_arraycopy_C(oopDesc* src, jint src_pos,
484 oopDesc* dest, jint dest_pos,
485 jint length, JavaThread* thread);
486
487 // handle ic miss with caller being compiled code
488 // wrong method handling (inline cache misses, zombie methods)
489 static address handle_wrong_method(JavaThread* thread);
490 static address handle_wrong_method_abstract(JavaThread* thread);
491 static address handle_wrong_method_ic_miss(JavaThread* thread);
492
493 #ifndef PRODUCT
494
495 // Collect and print inline cache miss statistics
|