Mercurial > hg > graal-jvmci-8
changeset 23558:f796867c1bcb
Merge
| author | asaha |
|---|---|
| date | Tue, 15 Dec 2015 22:59:18 -0800 |
| parents | c1679cc87ba0 (diff) 5c0e5b080d22 (current diff) |
| children | c3091ebd2811 |
| files | .hgtags |
| diffstat | 46 files changed, 392 insertions(+), 644 deletions(-) [+] |
line wrap: on
line diff
--- a/.hgtags Mon Dec 14 13:11:54 2015 -0800 +++ b/.hgtags Tue Dec 15 22:59:18 2015 -0800 @@ -791,3 +791,4 @@ 37a99b0f443e45fbd0b0a3ed844e6c97d661b754 jdk8u72-b11 b8e7dd0e21173ad829b40361763d27cb6ac532e9 jdk8u72-b12 a8e4754b89aecc388623394a20f6d43d4c58f083 jdk8u72-b13 +d7b01fb81aa8a5437cb03bc36afe15cf0e55fb89 jdk8u76-b00
--- a/agent/src/share/classes/sun/jvm/hotspot/CommandProcessor.java Mon Dec 14 13:11:54 2015 -0800 +++ b/agent/src/share/classes/sun/jvm/hotspot/CommandProcessor.java Tue Dec 15 22:59:18 2015 -0800 @@ -1446,7 +1446,7 @@ if (type.equals("threads")) { Threads threads = VM.getVM().getThreads(); for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { - Address base = thread.getBaseOfStackPointer(); + Address base = thread.getStackBase(); Address end = thread.getLastJavaSP(); if (end == null) continue; if (end.lessThan(base)) { @@ -1454,11 +1454,13 @@ base = end; end = tmp; } - out.println("Searching " + base + " " + end); + //out.println("Searching " + base + " " + end); while (base != null && base.lessThan(end)) { Address val = base.getAddressAt(0); if (AddressOps.equal(val, value)) { - out.println(base); + ByteArrayOutputStream bos = new ByteArrayOutputStream(); + thread.printThreadIDOn(new PrintStream(bos)); + out.println("found on the stack of thread " + bos.toString() + " at " + base); } base = base.addOffsetTo(stride); } @@ -1601,6 +1603,8 @@ thread.printThreadIDOn(new PrintStream(bos)); if (all || bos.toString().equals(name)) { out.println("Thread " + bos.toString() + " Address " + thread.getAddress()); + thread.printInfoOn(out); + out.println(" "); if (!all) return; } } @@ -1618,6 +1622,8 @@ for (JavaThread thread = threads.first(); thread != null; thread = thread.next()) { thread.printThreadIDOn(out); out.println(" " + thread.getThreadName()); + thread.printInfoOn(out); + out.println("\n..."); } } }
--- a/agent/src/share/classes/sun/jvm/hotspot/runtime/JavaThread.java Mon Dec 14 13:11:54 2015 -0800 +++ b/agent/src/share/classes/sun/jvm/hotspot/runtime/JavaThread.java Tue Dec 15 22:59:18 2015 -0800 @@ -415,7 +415,7 @@ } else { tty.println("No Java frames present"); } - tty.println("Base of Stack: " + getBaseOfStackPointer()); + tty.println("Base of Stack: " + getStackBase()); tty.println("Last_Java_SP: " + getLastJavaSP()); tty.println("Last_Java_FP: " + getLastJavaFP()); tty.println("Last_Java_PC: " + getLastJavaPC());
--- a/src/cpu/ppc/vm/interpreter_ppc.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/cpu/ppc/vm/interpreter_ppc.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -296,8 +296,16 @@ __ bind(do_float); __ lfs(floatSlot, 0, arg_java); #if defined(LINUX) + // Linux uses ELF ABI. Both original ELF and ELFv2 ABIs have float + // in the least significant word of an argument slot. +#if defined(VM_LITTLE_ENDIAN) + __ stfs(floatSlot, 0, arg_c); +#else __ stfs(floatSlot, 4, arg_c); +#endif #elif defined(AIX) + // Although AIX runs on big endian CPU, float is in most significant + // word of an argument slot. __ stfs(floatSlot, 0, arg_c); #else #error "unknown OS"
--- a/src/cpu/ppc/vm/macroAssembler_ppc.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/cpu/ppc/vm/macroAssembler_ppc.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -592,13 +592,6 @@ "can't identify emitted call"); } else { // variant 1: -#if defined(ABI_ELFv2) - nop(); - calculate_address_from_global_toc(R12, dest, true, true, false); - mtctr(R12); - nop(); - nop(); -#else mr(R0, R11); // spill R11 -> R0. // Load the destination address into CTR, @@ -608,7 +601,6 @@ mtctr(R11); mr(R11, R0); // spill R11 <- R0. nop(); -#endif // do the call/jump if (link) {
--- a/src/cpu/ppc/vm/sharedRuntime_ppc.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/cpu/ppc/vm/sharedRuntime_ppc.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -766,6 +766,21 @@ // in farg_reg[j] if argument i is the j-th float argument of this call. // case T_FLOAT: +#if defined(LINUX) + // Linux uses ELF ABI. Both original ELF and ELFv2 ABIs have float + // in the least significant word of an argument slot. +#if defined(VM_LITTLE_ENDIAN) +#define FLOAT_WORD_OFFSET_IN_SLOT 0 +#else +#define FLOAT_WORD_OFFSET_IN_SLOT 1 +#endif +#elif defined(AIX) + // Although AIX runs on big endian CPU, float is in the most + // significant word of an argument slot. +#define FLOAT_WORD_OFFSET_IN_SLOT 0 +#else +#error "unknown OS" +#endif if (freg < Argument::n_float_register_parameters_c) { // Put float in register ... reg = farg_reg[freg]; @@ -779,14 +794,14 @@ if (arg >= Argument::n_regs_not_on_stack_c) { // ... and on the stack. guarantee(regs2 != NULL, "must pass float in register and stack slot"); - VMReg reg2 = VMRegImpl::stack2reg(stk LINUX_ONLY(+1)); + VMReg reg2 = VMRegImpl::stack2reg(stk + FLOAT_WORD_OFFSET_IN_SLOT); regs2[i].set1(reg2); stk += inc_stk_for_intfloat; } } else { // Put float on stack. - reg = VMRegImpl::stack2reg(stk LINUX_ONLY(+1)); + reg = VMRegImpl::stack2reg(stk + FLOAT_WORD_OFFSET_IN_SLOT); stk += inc_stk_for_intfloat; } regs[i].set1(reg);
--- a/src/cpu/x86/vm/macroAssembler_x86.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/cpu/x86/vm/macroAssembler_x86.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -6143,7 +6143,9 @@ // Save caller's stack pointer into RBP if the frame pointer is preserved. if (PreserveFramePointer) { movptr(rbp, rsp); - addptr(rbp, framesize + wordSize); + if (framesize > 0) { + addptr(rbp, framesize); + } } }
--- a/src/cpu/x86/vm/x86_32.ad Mon Dec 14 13:11:54 2015 -0800 +++ b/src/cpu/x86/vm/x86_32.ad Tue Dec 15 22:59:18 2015 -0800 @@ -566,7 +566,11 @@ st->print("MOV [ESP + #%d], EBP\t# Save EBP",framesize); if (PreserveFramePointer) { st->print("\n\t"); - st->print("MOV EBP, [ESP + #%d]\t# Save the caller's SP into EBP", (framesize + wordSize)); + st->print("MOV EBP, ESP\t# Save the caller's SP into EBP"); + if (framesize > 0) { + st->print("\n\t"); + st->print("ADD EBP, #%d", framesize); + } } }
--- a/src/cpu/x86/vm/x86_64.ad Mon Dec 14 13:11:54 2015 -0800 +++ b/src/cpu/x86/vm/x86_64.ad Tue Dec 15 22:59:18 2015 -0800 @@ -863,7 +863,11 @@ st->print("movq [rsp + #%d], rbp\t# Save rbp",framesize); if (PreserveFramePointer) { st->print("\n\t"); - st->print("movq rbp, [rsp + #%d]\t# Save the caller's SP into rbp", (framesize + wordSize)); + st->print("movq rbp, rsp\t# Save the caller's SP into rbp"); + if (framesize > 0) { + st->print("\n\t"); + st->print("addq rbp, #%d", framesize); + } } }
--- a/src/cpu/zero/vm/frame_zero.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/cpu/zero/vm/frame_zero.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2003, 2013, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved. * Copyright 2007, 2008, 2009, 2010, 2011 Red Hat, Inc. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * @@ -216,7 +216,7 @@ valuebuf[buflen - 1] = '\0'; // Print the result - st->print_cr(" " PTR_FORMAT ": %-21s = %s", addr, fieldbuf, valuebuf); + st->print_cr(" " PTR_FORMAT ": %-21s = %s", p2i(addr), fieldbuf, valuebuf); } }
--- a/src/os/aix/vm/perfMemory_aix.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/os/aix/vm/perfMemory_aix.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2001, 2013, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2001, 2015, Oracle and/or its affiliates. All rights reserved. * Copyright 2012, 2013 SAP AG. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * @@ -454,13 +454,27 @@ *saved_cwd_fd = result; } - // Set the current directory to dirname by using the fd of the directory. + // Set the current directory to dirname by using the fd of the directory and + // handle errors, otherwise shared memory files will be created in cwd. result = fchdir(fd); - - return dirp; + if (result == OS_ERR) { + if (PrintMiscellaneous && Verbose) { + warning("could not change to directory %s", dirname); + } + if (*saved_cwd_fd != -1) { + ::close(*saved_cwd_fd); + *saved_cwd_fd = -1; + } + // Close the directory. + os::closedir(dirp); + return NULL; + } else { + return dirp; + } } // Close the directory and restore the current working directory. +// static void close_directory_secure_cwd(DIR* dirp, int saved_cwd_fd) { int result;
--- a/src/os/bsd/dtrace/hotspot.d Mon Dec 14 13:11:54 2015 -0800 +++ b/src/os/bsd/dtrace/hotspot.d Tue Dec 15 22:59:18 2015 -0800 @@ -47,8 +47,8 @@ probe mem__pool__gc__end( char*, uintptr_t, char*, uintptr_t, uintptr_t, uintptr_t, uintptr_t, uintptr_t); - probe thread__probe__start(char*, uintptr_t, uintptr_t, uintptr_t, uintptr_t); - probe thread__probe__stop(char*, uintptr_t, uintptr_t, uintptr_t, uintptr_t); + probe thread__start(char*, uintptr_t, uintptr_t, uintptr_t, uintptr_t); + probe thread__stop(char*, uintptr_t, uintptr_t, uintptr_t, uintptr_t); probe thread__sleep__begin(long long); probe thread__sleep__end(int); probe thread__yield(); @@ -68,7 +68,7 @@ probe monitor__contended__entered(uintptr_t, uintptr_t, char*, uintptr_t); probe monitor__contended__exit(uintptr_t, uintptr_t, char*, uintptr_t); probe monitor__wait(uintptr_t, uintptr_t, char*, uintptr_t, uintptr_t); - probe monitor__probe__waited(uintptr_t, uintptr_t, char*, uintptr_t); + probe monitor__waited(uintptr_t, uintptr_t, char*, uintptr_t); probe monitor__notify(uintptr_t, uintptr_t, char*, uintptr_t); probe monitor__notifyAll(uintptr_t, uintptr_t, char*, uintptr_t);
--- a/src/os/bsd/vm/perfMemory_bsd.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/os/bsd/vm/perfMemory_bsd.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2001, 2014, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2001, 2015, 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 @@ -375,10 +375,23 @@ *saved_cwd_fd = result; } - // Set the current directory to dirname by using the fd of the directory. + // Set the current directory to dirname by using the fd of the directory and + // handle errors, otherwise shared memory files will be created in cwd. result = fchdir(fd); - - return dirp; + if (result == OS_ERR) { + if (PrintMiscellaneous && Verbose) { + warning("could not change to directory %s", dirname); + } + if (*saved_cwd_fd != -1) { + ::close(*saved_cwd_fd); + *saved_cwd_fd = -1; + } + // Close the directory. + os::closedir(dirp); + return NULL; + } else { + return dirp; + } } // Close the directory and restore the current working directory.
--- a/src/os/linux/vm/perfMemory_linux.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/os/linux/vm/perfMemory_linux.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2001, 2014, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2001, 2015, 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 @@ -374,10 +374,23 @@ *saved_cwd_fd = result; } - // Set the current directory to dirname by using the fd of the directory. + // Set the current directory to dirname by using the fd of the directory and + // handle errors, otherwise shared memory files will be created in cwd. result = fchdir(fd); - - return dirp; + if (result == OS_ERR) { + if (PrintMiscellaneous && Verbose) { + warning("could not change to directory %s", dirname); + } + if (*saved_cwd_fd != -1) { + ::close(*saved_cwd_fd); + *saved_cwd_fd = -1; + } + // Close the directory. + os::closedir(dirp); + return NULL; + } else { + return dirp; + } } // Close the directory and restore the current working directory.
--- a/src/os/solaris/vm/os_solaris.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/os/solaris/vm/os_solaris.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -178,75 +178,6 @@ static void unpackTime(timespec* absTime, bool isAbsolute, jlong time); -// Thread Local Storage -// This is common to all Solaris platforms so it is defined here, -// in this common file. -// The declarations are in the os_cpu threadLS*.hpp files. -// -// Static member initialization for TLS -Thread* ThreadLocalStorage::_get_thread_cache[ThreadLocalStorage::_pd_cache_size] = {NULL}; - -#ifndef PRODUCT -#define _PCT(n,d) ((100.0*(double)(n))/(double)(d)) - -int ThreadLocalStorage::_tcacheHit = 0; -int ThreadLocalStorage::_tcacheMiss = 0; - -void ThreadLocalStorage::print_statistics() { - int total = _tcacheMiss+_tcacheHit; - tty->print_cr("Thread cache hits %d misses %d total %d percent %f\n", - _tcacheHit, _tcacheMiss, total, _PCT(_tcacheHit, total)); -} -#undef _PCT -#endif // PRODUCT - -Thread* ThreadLocalStorage::get_thread_via_cache_slowly(uintptr_t raw_id, - int index) { - Thread *thread = get_thread_slow(); - if (thread != NULL) { - address sp = os::current_stack_pointer(); - guarantee(thread->_stack_base == NULL || - (sp <= thread->_stack_base && - sp >= thread->_stack_base - thread->_stack_size) || - is_error_reported(), - "sp must be inside of selected thread stack"); - - thread->set_self_raw_id(raw_id); // mark for quick retrieval - _get_thread_cache[ index ] = thread; - } - return thread; -} - - -static const double all_zero[ sizeof(Thread) / sizeof(double) + 1 ] = {0}; -#define NO_CACHED_THREAD ((Thread*)all_zero) - -void ThreadLocalStorage::pd_set_thread(Thread* thread) { - - // Store the new value before updating the cache to prevent a race - // between get_thread_via_cache_slowly() and this store operation. - os::thread_local_storage_at_put(ThreadLocalStorage::thread_index(), thread); - - // Update thread cache with new thread if setting on thread create, - // or NO_CACHED_THREAD (zeroed) thread if resetting thread on exit. - uintptr_t raw = pd_raw_thread_id(); - int ix = pd_cache_index(raw); - _get_thread_cache[ix] = thread == NULL ? NO_CACHED_THREAD : thread; -} - -void ThreadLocalStorage::pd_init() { - for (int i = 0; i < _pd_cache_size; i++) { - _get_thread_cache[i] = NO_CACHED_THREAD; - } -} - -// Invalidate all the caches (happens to be the same as pd_init). -void ThreadLocalStorage::pd_invalidate_all() { pd_init(); } - -#undef NO_CACHED_THREAD - -// END Thread Local Storage - static inline size_t adjust_stack_size(address base, size_t size) { if ((ssize_t)size < 0) { // 4759953: Compensate for ridiculous stack size. @@ -1473,64 +1404,6 @@ return (int)(_initial_pid ? _initial_pid : getpid()); } -int os::allocate_thread_local_storage() { - // %%% in Win32 this allocates a memory segment pointed to by a - // register. Dan Stein can implement a similar feature in - // Solaris. Alternatively, the VM can do the same thing - // explicitly: malloc some storage and keep the pointer in a - // register (which is part of the thread's context) (or keep it - // in TLS). - // %%% In current versions of Solaris, thr_self and TSD can - // be accessed via short sequences of displaced indirections. - // The value of thr_self is available as %g7(36). - // The value of thr_getspecific(k) is stored in %g7(12)(4)(k*4-4), - // assuming that the current thread already has a value bound to k. - // It may be worth experimenting with such access patterns, - // and later having the parameters formally exported from a Solaris - // interface. I think, however, that it will be faster to - // maintain the invariant that %g2 always contains the - // JavaThread in Java code, and have stubs simply - // treat %g2 as a caller-save register, preserving it in a %lN. - thread_key_t tk; - if (thr_keycreate( &tk, NULL ) ) - fatal(err_msg("os::allocate_thread_local_storage: thr_keycreate failed " - "(%s)", strerror(errno))); - return int(tk); -} - -void os::free_thread_local_storage(int index) { - // %%% don't think we need anything here - // if ( pthread_key_delete((pthread_key_t) tk) ) - // fatal("os::free_thread_local_storage: pthread_key_delete failed"); -} - -#define SMALLINT 32 // libthread allocate for tsd_common is a version specific - // small number - point is NO swap space available -void os::thread_local_storage_at_put(int index, void* value) { - // %%% this is used only in threadLocalStorage.cpp - if (thr_setspecific((thread_key_t)index, value)) { - if (errno == ENOMEM) { - vm_exit_out_of_memory(SMALLINT, OOM_MALLOC_ERROR, - "thr_setspecific: out of swap space"); - } else { - fatal(err_msg("os::thread_local_storage_at_put: thr_setspecific failed " - "(%s)", strerror(errno))); - } - } else { - ThreadLocalStorage::set_thread_in_slot ((Thread *) value) ; - } -} - -// This function could be called before TLS is initialized, for example, when -// VM receives an async signal or when VM causes a fatal error during -// initialization. Return NULL if thr_getspecific() fails. -void* os::thread_local_storage_at(int index) { - // %%% this is used only in threadLocalStorage.cpp - void* r = NULL; - return thr_getspecific((thread_key_t)index, &r) != 0 ? NULL : r; -} - - // gethrtime() should be monotonic according to the documentation, // but some virtualized platforms are known to break this guarantee. // getTimeNanos() must be guaranteed not to move backwards, so we
--- a/src/os/solaris/vm/perfMemory_solaris.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/os/solaris/vm/perfMemory_solaris.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2001, 2014, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2001, 2015, 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 @@ -377,10 +377,23 @@ *saved_cwd_fd = result; } - // Set the current directory to dirname by using the fd of the directory. + // Set the current directory to dirname by using the fd of the directory and + // handle errors, otherwise shared memory files will be created in cwd. result = fchdir(fd); - - return dirp; + if (result == OS_ERR) { + if (PrintMiscellaneous && Verbose) { + warning("could not change to directory %s", dirname); + } + if (*saved_cwd_fd != -1) { + ::close(*saved_cwd_fd); + *saved_cwd_fd = -1; + } + // Close the directory. + os::closedir(dirp); + return NULL; + } else { + return dirp; + } } // Close the directory and restore the current working directory.
--- a/src/os/solaris/vm/thread_solaris.inline.hpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/os/solaris/vm/thread_solaris.inline.hpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2002, 2015, 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 @@ -40,19 +40,12 @@ // For SPARC, to avoid excessive register window spill-fill faults, // we aggressively inline these routines. -inline Thread* ThreadLocalStorage::thread() { - // don't use specialized code if +UseMallocOnly -- may confuse Purify et al. - debug_only(if (UseMallocOnly) return get_thread_slow();); +inline void ThreadLocalStorage::set_thread(Thread* thread) { + _thr_current = thread; +} - uintptr_t raw = pd_raw_thread_id(); - int ix = pd_cache_index(raw); - Thread* candidate = ThreadLocalStorage::_get_thread_cache[ix]; - if (candidate->self_raw_id() == raw) { - // hit - return candidate; - } else { - return ThreadLocalStorage::get_thread_via_cache_slowly(raw, ix); - } +inline Thread* ThreadLocalStorage::thread() { + return _thr_current; } #endif // OS_SOLARIS_VM_THREAD_SOLARIS_INLINE_HPP
--- a/src/os_cpu/linux_zero/vm/os_linux_zero.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/os_cpu/linux_zero/vm/os_linux_zero.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -55,8 +55,8 @@ #include "utilities/vmError.hpp" address os::current_stack_pointer() { - address dummy = (address) &dummy; - return dummy; + // return the address of the current function + return (address)__builtin_frame_address(0); } frame os::get_sender_for_C_frame(frame* fr) {
--- a/src/os_cpu/solaris_sparc/vm/threadLS_solaris_sparc.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/os_cpu/solaris_sparc/vm/threadLS_solaris_sparc.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1998, 2015, 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 @@ -26,19 +26,26 @@ #include "runtime/thread.inline.hpp" #include "runtime/threadLocalStorage.hpp" -// Provides an entry point we can link against and -// a buffer we can emit code into. The buffer is -// filled by ThreadLocalStorage::generate_code_for_get_thread -// and called from ThreadLocalStorage::thread() +// True thread-local variable +__thread Thread * ThreadLocalStorage::_thr_current = NULL; + +// Implementations needed to support the shared API -#include <sys/systeminfo.h> +void ThreadLocalStorage::pd_invalidate_all() {} // nothing to do -// The portable TLS mechanism (get_thread_via_cache) is enough on SPARC. -// There is no need for hand-assembling a special function. -void ThreadLocalStorage::generate_code_for_get_thread() { +bool ThreadLocalStorage::_initialized = false; + +void ThreadLocalStorage::init() { + _initialized = true; } -void ThreadLocalStorage::set_thread_in_slot (Thread * self) {} +bool ThreadLocalStorage::is_initialized() { + return _initialized; +} + +Thread* ThreadLocalStorage::get_thread_slow() { + return thread(); +} extern "C" Thread* get_thread() { return ThreadLocalStorage::thread();
--- a/src/os_cpu/solaris_sparc/vm/threadLS_solaris_sparc.hpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/os_cpu/solaris_sparc/vm/threadLS_solaris_sparc.hpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1998, 2015, 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 @@ -25,47 +25,15 @@ #ifndef OS_CPU_SOLARIS_SPARC_VM_THREADLS_SOLARIS_SPARC_HPP #define OS_CPU_SOLARIS_SPARC_VM_THREADLS_SOLARIS_SPARC_HPP -public: - // Java Thread - force inlining - static inline Thread* thread() ; +// Solaris specific implementation involves simple, direct use +// of a compiler-based thread-local variable private: - static Thread* _get_thread_cache[]; // index by [(raw_id>>9)^(raw_id>>20) % _pd_cache_size] - static Thread* get_thread_via_cache_slowly(uintptr_t raw_id, int index); + static __thread Thread * _thr_current; - NOT_PRODUCT(static int _tcacheHit;) - NOT_PRODUCT(static int _tcacheMiss;) + static bool _initialized; // needed for shared API public: - - // Print cache hit/miss statistics - static void print_statistics() PRODUCT_RETURN; - - enum Constants { - _pd_cache_size = 256*2 // projected typical # of threads * 2 - }; - - static void set_thread_in_slot (Thread *) ; - - static uintptr_t pd_raw_thread_id() { - return _raw_thread_id(); - } - - static int pd_cache_index(uintptr_t raw_id) { - // Hash function: From email from Dave: - // The hash function deserves an explanation. %g7 points to libthread's - // "thread" structure. On T1 the thread structure is allocated on the - // user's stack (yes, really!) so the ">>20" handles T1 where the JVM's - // stack size is usually >= 1Mb. The ">>9" is for T2 where Roger allocates - // globs of thread blocks contiguously. The "9" has to do with the - // expected size of the T2 thread structure. If these constants are wrong - // the worst thing that'll happen is that the hit rate for heavily threaded - // apps won't be as good as it could be. If you want to burn another - // shift+xor you could mix together _all of the %g7 bits to form the hash, - // but I think that's excessive. Making the change above changed the - // T$ miss rate on SpecJBB (on a 16X system) from about 3% to imperceptible. - uintptr_t ix = (int) (((raw_id >> 9) ^ (raw_id >> 20)) % _pd_cache_size); - return ix; - } + static inline Thread* thread(); #endif // OS_CPU_SOLARIS_SPARC_VM_THREADLS_SOLARIS_SPARC_HPP
--- a/src/os_cpu/solaris_x86/vm/assembler_solaris_x86.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/os_cpu/solaris_x86/vm/assembler_solaris_x86.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1999, 2015, 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 @@ -23,11 +23,10 @@ */ #include "precompiled.hpp" -#include "asm/macroAssembler.hpp" #include "asm/macroAssembler.inline.hpp" #include "runtime/os.hpp" #include "runtime/threadLocalStorage.hpp" - +#include "runtime/thread.inline.hpp" void MacroAssembler::int3() { push(rax); @@ -39,98 +38,32 @@ pop(rax); } -#define __ _masm-> -#ifndef _LP64 -static void slow_call_thr_specific(MacroAssembler* _masm, Register thread) { - - // slow call to of thr_getspecific - // int thr_getspecific(thread_key_t key, void **value); - // Consider using pthread_getspecific instead. - -__ push(0); // allocate space for return value - if (thread != rax) __ push(rax); // save rax, if caller still wants it -__ push(rcx); // save caller save -__ push(rdx); // save caller save +// This is simply a call to ThreadLocalStorage::thread() +void MacroAssembler::get_thread(Register thread) { if (thread != rax) { -__ lea(thread, Address(rsp, 3 * sizeof(int))); // address of return value - } else { -__ lea(thread, Address(rsp, 2 * sizeof(int))); // address of return value + push(rax); } -__ push(thread); // and pass the address -__ push(ThreadLocalStorage::thread_index()); // the key -__ call(RuntimeAddress(CAST_FROM_FN_PTR(address, thr_getspecific))); -__ increment(rsp, 2 * wordSize); -__ pop(rdx); -__ pop(rcx); - if (thread != rax) __ pop(rax); -__ pop(thread); - -} -#else -static void slow_call_thr_specific(MacroAssembler* _masm, Register thread) { - // slow call to of thr_getspecific - // int thr_getspecific(thread_key_t key, void **value); - // Consider using pthread_getspecific instead. + push(rdi); + push(rsi); + push(rdx); + push(rcx); + push(r8); + push(r9); + push(r10); + push(r11); + call(RuntimeAddress(CAST_FROM_FN_PTR(address, ThreadLocalStorage::thread))); + + pop(r11); + pop(r10); + pop(r9); + pop(r8); + pop(rcx); + pop(rdx); + pop(rsi); + pop(rdi); if (thread != rax) { -__ push(rax); - } -__ push(0); // space for return value -__ push(rdi); -__ push(rsi); -__ lea(rsi, Address(rsp, 16)); // pass return value address -__ push(rdx); -__ push(rcx); -__ push(r8); -__ push(r9); -__ push(r10); - // XXX -__ mov(r10, rsp); -__ andptr(rsp, -16); -__ push(r10); -__ push(r11); - -__ movl(rdi, ThreadLocalStorage::thread_index()); -__ call(RuntimeAddress(CAST_FROM_FN_PTR(address, thr_getspecific))); - -__ pop(r11); -__ pop(rsp); -__ pop(r10); -__ pop(r9); -__ pop(r8); -__ pop(rcx); -__ pop(rdx); -__ pop(rsi); -__ pop(rdi); -__ pop(thread); // load return value - if (thread != rax) { -__ pop(rax); + movl(thread, rax); + pop(rax); } } -#endif //LP64 - -void MacroAssembler::get_thread(Register thread) { - - int segment = NOT_LP64(Assembler::GS_segment) LP64_ONLY(Assembler::FS_segment); - // Try to emit a Solaris-specific fast TSD/TLS accessor. - ThreadLocalStorage::pd_tlsAccessMode tlsMode = ThreadLocalStorage::pd_getTlsAccessMode (); - if (tlsMode == ThreadLocalStorage::pd_tlsAccessIndirect) { // T1 - // Use thread as a temporary: mov r, gs:[0]; mov r, [r+tlsOffset] - emit_int8 (segment); - // ExternalAddress doesn't work because it can't take NULL - AddressLiteral null(0, relocInfo::none); - movptr (thread, null); - movptr(thread, Address(thread, ThreadLocalStorage::pd_getTlsOffset())) ; - return ; - } else - if (tlsMode == ThreadLocalStorage::pd_tlsAccessDirect) { // T2 - // mov r, gs:[tlsOffset] - emit_int8 (segment); - AddressLiteral tls_off((address)ThreadLocalStorage::pd_getTlsOffset(), relocInfo::none); - movptr (thread, tls_off); - return ; - } - - slow_call_thr_specific(this, thread); - -}
--- a/src/os_cpu/solaris_x86/vm/threadLS_solaris_x86.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/os_cpu/solaris_x86/vm/threadLS_solaris_x86.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1998, 2015, 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 @@ -26,167 +26,27 @@ #include "runtime/thread.inline.hpp" #include "runtime/threadLocalStorage.hpp" -#ifdef AMD64 -extern "C" Thread* fs_load(ptrdiff_t tlsOffset); -extern "C" intptr_t fs_thread(); -#else -// From solaris_i486.s -extern "C" Thread* gs_load(ptrdiff_t tlsOffset); -extern "C" intptr_t gs_thread(); -#endif // AMD64 +// True thread-local variable +__thread Thread * ThreadLocalStorage::_thr_current = NULL; + +// Implementations needed to support the shared API -// tlsMode encoding: -// -// pd_tlsAccessUndefined : uninitialized -// pd_tlsAccessSlow : not available -// pd_tlsAccessIndirect : -// old-style indirect access - present in "T1" libthread. -// use thr_slot_sync_allocate() to attempt to allocate a slot. -// pd_tlsAccessDirect : -// new-style direct access - present in late-model "T2" libthread. -// Allocate the offset (slot) via _thr_slot_offset() or by -// defining an IE- or LE-mode TLS/TSD slot in the launcher and then passing -// that offset into libjvm.so. -// See http://sac.eng/Archives/CaseLog/arc/PSARC/2003/159/. -// -// Note that we have a capability gap - some early model T2 forms -// (e.g., unpatched S9) have neither _thr_slot_sync_allocate() nor -// _thr_slot_offset(). In that case we revert to the usual -// thr_getspecific accessor. -// +void ThreadLocalStorage::pd_invalidate_all() {} // nothing to do -static ThreadLocalStorage::pd_tlsAccessMode tlsMode = ThreadLocalStorage::pd_tlsAccessUndefined ; -static ptrdiff_t tlsOffset = 0 ; -static thread_key_t tlsKey ; - -typedef int (*TSSA_Entry) (ptrdiff_t *, int, int) ; -typedef ptrdiff_t (*TSO_Entry) (int) ; +bool ThreadLocalStorage::_initialized = false; -ThreadLocalStorage::pd_tlsAccessMode ThreadLocalStorage::pd_getTlsAccessMode () -{ - guarantee (tlsMode != pd_tlsAccessUndefined, "tlsMode not set") ; - return tlsMode ; -} - -ptrdiff_t ThreadLocalStorage::pd_getTlsOffset () { - guarantee (tlsMode != pd_tlsAccessUndefined, "tlsMode not set") ; - return tlsOffset ; +void ThreadLocalStorage::init() { + _initialized = true; } -// TODO: Consider the following improvements: -// -// 1. Convert from thr_*specific* to pthread_*specific*. -// The pthread_ forms are slightly faster. Also, the -// pthread_ forms have a pthread_key_delete() API which -// would aid in clean JVM shutdown and the eventual goal -// of permitting a JVM to reinstantiate itself withing a process. -// -// 2. See ThreadLocalStorage::init(). We end up allocating -// two TLS keys during VM startup. That's benign, but we could collapse -// down to one key without too much trouble. -// -// 3. MacroAssembler::get_thread() currently emits calls to thr_getspecific(). -// Modify get_thread() to call Thread::current() instead. -// -// 4. Thread::current() currently uses a cache keyed by %gs:[0]. -// (The JVM has PSARC permission to use %g7/%gs:[0] -// as an opaque temporally unique thread identifier). -// For C++ access to a thread's reflexive "self" pointer we -// should consider using one of the following: -// a. a radix tree keyed by %esp - as in EVM. -// This requires two loads (the 2nd dependent on the 1st), but -// is easily inlined and doesn't require a "miss" slow path. -// b. a fast TLS/TSD slot allocated by _thr_slot_offset -// or _thr_slot_sync_allocate. -// -// 5. 'generate_code_for_get_thread' is a misnomer. -// We should change it to something more general like -// pd_ThreadSelf_Init(), for instance. -// - -static void AllocateTLSOffset () -{ - int rslt ; - TSSA_Entry tssa ; - TSO_Entry tso ; - ptrdiff_t off ; - - guarantee (tlsMode == ThreadLocalStorage::pd_tlsAccessUndefined, "tlsMode not set") ; - tlsMode = ThreadLocalStorage::pd_tlsAccessSlow ; - tlsOffset = 0 ; -#ifndef AMD64 - - tssa = (TSSA_Entry) dlsym (RTLD_DEFAULT, "thr_slot_sync_allocate") ; - if (tssa != NULL) { - off = -1 ; - rslt = (*tssa)(&off, NULL, NULL) ; // (off,dtor,darg) - if (off != -1) { - tlsOffset = off ; - tlsMode = ThreadLocalStorage::pd_tlsAccessIndirect ; - return ; - } - } - - rslt = thr_keycreate (&tlsKey, NULL) ; - if (rslt != 0) { - tlsMode = ThreadLocalStorage::pd_tlsAccessSlow ; // revert to slow mode - return ; - } - - tso = (TSO_Entry) dlsym (RTLD_DEFAULT, "_thr_slot_offset") ; - if (tso != NULL) { - off = (*tso)(tlsKey) ; - if (off >= 0) { - tlsOffset = off ; - tlsMode = ThreadLocalStorage::pd_tlsAccessDirect ; - return ; - } - } - - // Failure: Too bad ... we've allocated a TLS slot we don't need and there's - // no provision in the ABI for returning the slot. - // - // If we didn't find a slot then then: - // 1. We might be on liblwp. - // 2. We might be on T2 libthread, but all "fast" slots are already - // consumed - // 3. We might be on T1, and all TSD (thr_slot_sync_allocate) slots are - // consumed. - // 4. We might be on T2 libthread, but it's be re-architected - // so that fast slots are no longer g7-relative. - // - - tlsMode = ThreadLocalStorage::pd_tlsAccessSlow ; - return ; -#endif // AMD64 +bool ThreadLocalStorage::is_initialized() { + return _initialized; } -void ThreadLocalStorage::generate_code_for_get_thread() { - AllocateTLSOffset() ; +Thread* ThreadLocalStorage::get_thread_slow() { + return thread(); } -void ThreadLocalStorage::set_thread_in_slot(Thread *thread) { - guarantee (tlsMode != pd_tlsAccessUndefined, "tlsMode not set") ; - if (tlsMode == pd_tlsAccessIndirect) { -#ifdef AMD64 - intptr_t tbase = fs_thread(); -#else - intptr_t tbase = gs_thread(); -#endif // AMD64 - *((Thread**) (tbase + tlsOffset)) = thread ; - } else - if (tlsMode == pd_tlsAccessDirect) { - thr_setspecific (tlsKey, (void *) thread) ; - // set with thr_setspecific and then readback with gs_load to validate. -#ifdef AMD64 - guarantee (thread == fs_load(tlsOffset), "tls readback failure") ; -#else - guarantee (thread == gs_load(tlsOffset), "tls readback failure") ; -#endif // AMD64 - } -} - - extern "C" Thread* get_thread() { return ThreadLocalStorage::thread(); }
--- a/src/os_cpu/solaris_x86/vm/threadLS_solaris_x86.hpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/os_cpu/solaris_x86/vm/threadLS_solaris_x86.hpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1998, 2015, 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 @@ -25,61 +25,15 @@ #ifndef OS_CPU_SOLARIS_X86_VM_THREADLS_SOLARIS_X86_HPP #define OS_CPU_SOLARIS_X86_VM_THREADLS_SOLARIS_X86_HPP -// Processor dependent parts of ThreadLocalStorage +// Solaris specific implementation involves simple, direct use +// of a compiler-based thread-local variable private: - static Thread* _get_thread_cache[]; // index by [(raw_id>>9)^(raw_id>>20) % _pd_cache_size] - static Thread* get_thread_via_cache_slowly(uintptr_t raw_id, int index); + static __thread Thread * _thr_current; - NOT_PRODUCT(static int _tcacheHit;) - NOT_PRODUCT(static int _tcacheMiss;) + static bool _initialized; // needed for shared API public: - // Cache hit/miss statistics - static void print_statistics() PRODUCT_RETURN; - - enum Constants { -#ifdef AMD64 - _pd_cache_size = 256*2 // projected typical # of threads * 2 -#else - _pd_cache_size = 128*2 // projected typical # of threads * 2 -#endif // AMD64 - }; - - enum pd_tlsAccessMode { - pd_tlsAccessUndefined = -1, - pd_tlsAccessSlow = 0, - pd_tlsAccessIndirect = 1, - pd_tlsAccessDirect = 2 - } ; - - static void set_thread_in_slot (Thread *) ; - - static pd_tlsAccessMode pd_getTlsAccessMode () ; - static ptrdiff_t pd_getTlsOffset () ; - - static uintptr_t pd_raw_thread_id() { -#ifdef _GNU_SOURCE -#ifdef AMD64 - uintptr_t rv; - __asm__ __volatile__ ("movq %%fs:0, %0" : "=r"(rv)); - return rv; -#else - return gs_thread(); -#endif // AMD64 -#else //_GNU_SOURCE - return _raw_thread_id(); -#endif //_GNU_SOURCE - } - - static int pd_cache_index(uintptr_t raw_id) { - // Copied from the sparc version. Dave said it should also work fine - // for solx86. - int ix = (int) (((raw_id >> 9) ^ (raw_id >> 20)) % _pd_cache_size); - return ix; - } - - // Java Thread static inline Thread* thread(); #endif // OS_CPU_SOLARIS_X86_VM_THREADLS_SOLARIS_X86_HPP
--- a/src/share/vm/ci/ciField.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/ci/ciField.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -187,6 +187,14 @@ // Even if general trusting is disabled, trust system-built closures in these packages. if (holder->is_in_package("java/lang/invoke") || holder->is_in_package("sun/invoke")) return true; + // Trust Atomic*FieldUpdaters: they are very important for performance, and make up one + // more reason not to use Unsafe, if their final fields are trusted. See more in JDK-8140483. + if (holder->name() == ciSymbol::java_util_concurrent_atomic_AtomicIntegerFieldUpdater_Impl() || + holder->name() == ciSymbol::java_util_concurrent_atomic_AtomicLongFieldUpdater_CASUpdater() || + holder->name() == ciSymbol::java_util_concurrent_atomic_AtomicLongFieldUpdater_LockedUpdater() || + holder->name() == ciSymbol::java_util_concurrent_atomic_AtomicReferenceFieldUpdater_Impl()) { + return true; + } return TrustFinalNonStaticFields; }
--- a/src/share/vm/classfile/classLoader.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/classfile/classLoader.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -414,30 +414,30 @@ } #endif -void ClassLoader::trace_class_path(const char* msg, const char* name) { +void ClassLoader::trace_class_path(outputStream* out, const char* msg, const char* name) { if (!TraceClassPaths) { return; } if (msg) { - tty->print("%s", msg); + out->print("%s", msg); } if (name) { if (strlen(name) < 256) { - tty->print("%s", name); + out->print("%s", name); } else { // For very long paths, we need to print each character separately, // as print_cr() has a length limit while (name[0] != '\0') { - tty->print("%c", name[0]); + out->print("%c", name[0]); name++; } } } if (msg && msg[0] == '[') { - tty->print_cr("]"); + out->print_cr("]"); } else { - tty->cr(); + out->cr(); } } @@ -583,7 +583,7 @@ // Don't print sys_class_path - this is the bootcp of this current VM process, not necessarily // the same as the bootcp of the shared archive. } else { - trace_class_path("[Bootstrap loader class path=", sys_class_path); + trace_class_path(tty, "[Bootstrap loader class path=", sys_class_path); } #if INCLUDE_CDS if (DumpSharedSpaces) {
--- a/src/share/vm/classfile/classLoader.hpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/classfile/classLoader.hpp Tue Dec 15 22:59:18 2015 -0800 @@ -346,7 +346,7 @@ static void exit_with_path_failure(const char* error, const char* message); #endif - static void trace_class_path(const char* msg, const char* name = NULL); + static void trace_class_path(outputStream* out, const char* msg, const char* name = NULL); // VM monitoring and management support static jlong classloader_time_ms();
--- a/src/share/vm/classfile/sharedPathsMiscInfo.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/classfile/sharedPathsMiscInfo.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2014, 2015, 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 @@ -67,7 +67,7 @@ } bool SharedPathsMiscInfo::fail(const char* msg, const char* name) { - ClassLoader::trace_class_path(msg, name); + ClassLoader::trace_class_path(tty, msg, name); MetaspaceShared::set_archive_loading_failed(); return false; }
--- a/src/share/vm/classfile/sharedPathsMiscInfo.hpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/classfile/sharedPathsMiscInfo.hpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 2014, 2015, 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 @@ -64,7 +64,7 @@ bool read(void* ptr, size_t size); static void trace_class_path(const char* msg, const char* name = NULL) { - ClassLoader::trace_class_path(msg, name); + ClassLoader::trace_class_path(tty, msg, name); } protected: static bool fail(const char* msg, const char* name = NULL);
--- a/src/share/vm/classfile/vmSymbols.hpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/classfile/vmSymbols.hpp Tue Dec 15 22:59:18 2015 -0800 @@ -203,7 +203,11 @@ template(java_lang_StackTraceElement, "java/lang/StackTraceElement") \ \ /* Concurrency support */ \ - template(java_util_concurrent_locks_AbstractOwnableSynchronizer, "java/util/concurrent/locks/AbstractOwnableSynchronizer") \ + template(java_util_concurrent_locks_AbstractOwnableSynchronizer, "java/util/concurrent/locks/AbstractOwnableSynchronizer") \ + template(java_util_concurrent_atomic_AtomicIntegerFieldUpdater_Impl, "java/util/concurrent/atomic/AtomicIntegerFieldUpdater$AtomicIntegerFieldUpdaterImpl") \ + template(java_util_concurrent_atomic_AtomicLongFieldUpdater_CASUpdater, "java/util/concurrent/atomic/AtomicLongFieldUpdater$CASUpdater") \ + template(java_util_concurrent_atomic_AtomicLongFieldUpdater_LockedUpdater, "java/util/concurrent/atomic/AtomicLongFieldUpdater$LockedUpdater") \ + template(java_util_concurrent_atomic_AtomicReferenceFieldUpdater_Impl, "java/util/concurrent/atomic/AtomicReferenceFieldUpdater$AtomicReferenceFieldUpdaterImpl") \ template(sun_misc_Contended_signature, "Lsun/misc/Contended;") \ \ /* class symbols needed by intrinsics */ \
--- a/src/share/vm/code/nmethod.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/code/nmethod.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -1619,7 +1619,11 @@ // During GC the is_alive closure is non-NULL, and is used to // determine liveness of dependees that need to be updated. if (is_alive == NULL || klass->is_loader_alive(is_alive)) { - InstanceKlass::cast(klass)->remove_dependent_nmethod(this); + // The GC defers deletion of this entry, since there might be multiple threads + // iterating over the _dependencies graph. Other call paths are single-threaded + // and may delete it immediately. + bool delete_immediately = is_alive == NULL; + InstanceKlass::cast(klass)->remove_dependent_nmethod(this, delete_immediately); } } }
--- a/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -5045,12 +5045,8 @@ public: void clean_klass(InstanceKlass* ik) { - ik->clean_implementors_list(_is_alive); - ik->clean_method_data(_is_alive); - - // G1 specific cleanup work that has - // been moved here to be done in parallel. - ik->clean_dependent_nmethods(); + ik->clean_weak_instanceklass_links(_is_alive); + if (JvmtiExport::has_redefined_a_class()) { InstanceKlass::purge_previous_versions(ik); }
--- a/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.hpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/gc_implementation/parallelScavenge/psParallelCompact.hpp Tue Dec 15 22:59:18 2015 -0800 @@ -348,7 +348,7 @@ HeapWord* _partial_obj_addr; region_sz_t _partial_obj_size; region_sz_t volatile _dc_and_los; - bool _blocks_filled; + bool volatile _blocks_filled; #ifdef ASSERT size_t _blocks_filled_count; // Number of block table fills. @@ -499,7 +499,9 @@ inline bool ParallelCompactData::RegionData::blocks_filled() const { - return _blocks_filled; + bool result = _blocks_filled; + OrderAccess::acquire(); + return result; } #ifdef ASSERT @@ -513,6 +515,7 @@ inline void ParallelCompactData::RegionData::set_blocks_filled() { + OrderAccess::release(); _blocks_filled = true; // Debug builds count the number of times the table was filled. DEBUG_ONLY(Atomic::inc_ptr(&_blocks_filled_count));
--- a/src/share/vm/memory/universe.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/memory/universe.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -847,12 +847,6 @@ // See needs_explicit_null_check. // Only set the heap base for compressed oops because it indicates // compressed oops for pstack code. - bool verbose = PrintCompressedOopsMode || (PrintMiscellaneous && Verbose); - if (verbose) { - tty->cr(); - tty->print("heap address: " PTR_FORMAT ", size: " SIZE_FORMAT " MB", - Universe::heap()->base(), Universe::heap()->reserved_region().byte_size()/M); - } if (((uint64_t)Universe::heap()->reserved_region().end() > OopEncodingHeapMax)) { // Can't reserve heap below 32Gb. // keep the Universe::narrow_oop_base() set in Universe::reserve_heap() @@ -862,16 +856,8 @@ // are decoded so that NULL is preserved, so this page will not be accessed. Universe::set_narrow_oop_use_implicit_null_checks(false); #endif - if (verbose) { - tty->print(", %s: "PTR_FORMAT, - narrow_oop_mode_to_string(HeapBasedNarrowOop), - Universe::narrow_oop_base()); - } } else { Universe::set_narrow_oop_base(0); - if (verbose) { - tty->print(", %s", narrow_oop_mode_to_string(ZeroBasedNarrowOop)); - } #ifdef _WIN64 if (!Universe::narrow_oop_use_implicit_null_checks()) { // Don't need guard page for implicit checks in indexed addressing @@ -884,17 +870,14 @@ Universe::set_narrow_oop_shift(LogMinObjAlignmentInBytes); } else { Universe::set_narrow_oop_shift(0); - if (verbose) { - tty->print(", %s", narrow_oop_mode_to_string(UnscaledNarrowOop)); - } } } - if (verbose) { - tty->cr(); - tty->cr(); + Universe::set_narrow_ptrs_base(Universe::narrow_oop_base()); + + if (PrintCompressedOopsMode || (PrintMiscellaneous && Verbose)) { + Universe::print_compressed_oops_mode(); } - Universe::set_narrow_ptrs_base(Universe::narrow_oop_base()); } // Universe::narrow_oop_base() is one page below the heap. assert((intptr_t)Universe::narrow_oop_base() <= (intptr_t)(Universe::heap()->base() - @@ -915,6 +898,24 @@ return JNI_OK; } +void Universe::print_compressed_oops_mode() { + tty->cr(); + tty->print("heap address: " PTR_FORMAT ", size: " SIZE_FORMAT " MB", + Universe::heap()->base(), Universe::heap()->reserved_region().byte_size()/M); + + tty->print(", Compressed Oops mode: %s", narrow_oop_mode_to_string(narrow_oop_mode())); + + if (Universe::narrow_oop_base() != 0) { + tty->print(":" PTR_FORMAT, Universe::narrow_oop_base()); + } + + if (Universe::narrow_oop_shift() != 0) { + tty->print(", Oop shift amount: %d", Universe::narrow_oop_shift()); + } + + tty->cr(); + tty->cr(); +} // Reserve the Java heap, which is now the same for all GCs. ReservedSpace Universe::reserve_heap(size_t heap_size, size_t alignment) { @@ -984,11 +985,11 @@ const char* Universe::narrow_oop_mode_to_string(Universe::NARROW_OOP_MODE mode) { switch (mode) { case UnscaledNarrowOop: - return "32-bits Oops"; + return "32-bit"; case ZeroBasedNarrowOop: - return "zero based Compressed Oops"; + return "Zero based"; case HeapBasedNarrowOop: - return "Compressed Oops with base"; + return "Non-zero based"; } ShouldNotReachHere();
--- a/src/share/vm/memory/universe.hpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/memory/universe.hpp Tue Dec 15 22:59:18 2015 -0800 @@ -376,6 +376,8 @@ static void set_narrow_ptrs_base(address a) { _narrow_ptrs_base = a; } static address narrow_ptrs_base() { return _narrow_ptrs_base; } + static void print_compressed_oops_mode(); + // this is set in vm_version on sparc (and then reset in universe afaict) static void set_narrow_oop_shift(int shift) { _narrow_oop._shift = shift;
--- a/src/share/vm/oops/instanceKlass.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/oops/instanceKlass.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -1969,7 +1969,7 @@ // find a corresponding bucket otherwise there's a bug in the // recording of dependecies. // -void InstanceKlass::remove_dependent_nmethod(nmethod* nm) { +void InstanceKlass::remove_dependent_nmethod(nmethod* nm, bool delete_immediately) { assert_locked_or_safepoint(CodeCache_lock); nmethodBucket* b = _dependencies; nmethodBucket* last = NULL; @@ -1978,7 +1978,17 @@ int val = b->decrement(); guarantee(val >= 0, err_msg("Underflow: %d", val)); if (val == 0) { - set_has_unloaded_dependent(true); + if (delete_immediately) { + if (last == NULL) { + _dependencies = b->next(); + } else { + last->set_next(b->next()); + } + delete b; + } else { + // The deletion of this entry is deferred until a later, potentially parallel GC phase. + set_has_unloaded_dependent(true); + } } return; } @@ -2318,6 +2328,13 @@ #endif // INCLUDE_ALL_GCS +void InstanceKlass::clean_weak_instanceklass_links(BoolObjectClosure* is_alive) { + clean_implementors_list(is_alive); + clean_method_data(is_alive); + + clean_dependent_nmethods(); +} + void InstanceKlass::clean_implementors_list(BoolObjectClosure* is_alive) { assert(class_loader_data()->is_alive(is_alive), "this klass should be live"); if (is_interface()) {
--- a/src/share/vm/oops/instanceKlass.hpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/oops/instanceKlass.hpp Tue Dec 15 22:59:18 2015 -0800 @@ -785,7 +785,7 @@ // maintenance of deoptimization dependencies int mark_dependent_nmethods(DepChange& changes); void add_dependent_nmethod(nmethod* nm); - void remove_dependent_nmethod(nmethod* nm); + void remove_dependent_nmethod(nmethod* nm, bool delete_immediately); // On-stack replacement support nmethod* osr_nmethods_head() const { return _osr_nmethods_head; }; @@ -974,6 +974,7 @@ void oop_follow_contents(oop obj); int oop_adjust_pointers(oop obj); + void clean_weak_instanceklass_links(BoolObjectClosure* is_alive); void clean_implementors_list(BoolObjectClosure* is_alive); void clean_method_data(BoolObjectClosure* is_alive); void clean_dependent_nmethods();
--- a/src/share/vm/oops/klass.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/oops/klass.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -454,8 +454,7 @@ // Clean the implementors list and method data. if (clean_alive_klasses && current->oop_is_instance()) { InstanceKlass* ik = InstanceKlass::cast(current); - ik->clean_implementors_list(is_alive); - ik->clean_method_data(is_alive); + ik->clean_weak_instanceklass_links(is_alive); } } }
--- a/src/share/vm/prims/jni.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/prims/jni.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -1796,34 +1796,34 @@ // the runtime type of subword integral basic types is integer DEFINE_CALLMETHODV(jboolean, Boolean, T_BOOLEAN - , HOTSPOT_JNI_CALLBOOLEANMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLBOOLEANMETHOD_RETURN(_ret_ref)) + , HOTSPOT_JNI_CALLBOOLEANMETHODV_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLBOOLEANMETHODV_RETURN(_ret_ref)) DEFINE_CALLMETHODV(jbyte, Byte, T_BYTE - , HOTSPOT_JNI_CALLBYTEMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLBYTEMETHOD_RETURN(_ret_ref)) + , HOTSPOT_JNI_CALLBYTEMETHODV_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLBYTEMETHODV_RETURN(_ret_ref)) DEFINE_CALLMETHODV(jchar, Char, T_CHAR - , HOTSPOT_JNI_CALLCHARMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLCHARMETHOD_RETURN(_ret_ref)) + , HOTSPOT_JNI_CALLCHARMETHODV_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLCHARMETHODV_RETURN(_ret_ref)) DEFINE_CALLMETHODV(jshort, Short, T_SHORT - , HOTSPOT_JNI_CALLSHORTMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLSHORTMETHOD_RETURN(_ret_ref)) + , HOTSPOT_JNI_CALLSHORTMETHODV_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLSHORTMETHODV_RETURN(_ret_ref)) DEFINE_CALLMETHODV(jobject, Object, T_OBJECT - , HOTSPOT_JNI_CALLOBJECTMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLOBJECTMETHOD_RETURN(_ret_ref)) + , HOTSPOT_JNI_CALLOBJECTMETHODV_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLOBJECTMETHODV_RETURN(_ret_ref)) DEFINE_CALLMETHODV(jint, Int, T_INT, - HOTSPOT_JNI_CALLINTMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLINTMETHOD_RETURN(_ret_ref)) + HOTSPOT_JNI_CALLINTMETHODV_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLINTMETHODV_RETURN(_ret_ref)) DEFINE_CALLMETHODV(jlong, Long, T_LONG - , HOTSPOT_JNI_CALLLONGMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLLONGMETHOD_RETURN(_ret_ref)) + , HOTSPOT_JNI_CALLLONGMETHODV_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLLONGMETHODV_RETURN(_ret_ref)) // Float and double probes don't return value because dtrace doesn't currently support it DEFINE_CALLMETHODV(jfloat, Float, T_FLOAT - , HOTSPOT_JNI_CALLFLOATMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLFLOATMETHOD_RETURN()) + , HOTSPOT_JNI_CALLFLOATMETHODV_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLFLOATMETHODV_RETURN()) DEFINE_CALLMETHODV(jdouble, Double, T_DOUBLE - , HOTSPOT_JNI_CALLDOUBLEMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLDOUBLEMETHOD_RETURN()) + , HOTSPOT_JNI_CALLDOUBLEMETHODV_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLDOUBLEMETHODV_RETURN()) #define DEFINE_CALLMETHODA(ResultType, Result, Tag \ , EntryProbe, ReturnProbe) \ @@ -1848,34 +1848,34 @@ // the runtime type of subword integral basic types is integer DEFINE_CALLMETHODA(jboolean, Boolean, T_BOOLEAN - , HOTSPOT_JNI_CALLBOOLEANMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLBOOLEANMETHOD_RETURN(_ret_ref)) + , HOTSPOT_JNI_CALLBOOLEANMETHODA_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLBOOLEANMETHODA_RETURN(_ret_ref)) DEFINE_CALLMETHODA(jbyte, Byte, T_BYTE - , HOTSPOT_JNI_CALLBYTEMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLBYTEMETHOD_RETURN(_ret_ref)) + , HOTSPOT_JNI_CALLBYTEMETHODA_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLBYTEMETHODA_RETURN(_ret_ref)) DEFINE_CALLMETHODA(jchar, Char, T_CHAR - , HOTSPOT_JNI_CALLCHARMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLCHARMETHOD_RETURN(_ret_ref)) + , HOTSPOT_JNI_CALLCHARMETHODA_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLCHARMETHODA_RETURN(_ret_ref)) DEFINE_CALLMETHODA(jshort, Short, T_SHORT - , HOTSPOT_JNI_CALLSHORTMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLSHORTMETHOD_RETURN(_ret_ref)) + , HOTSPOT_JNI_CALLSHORTMETHODA_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLSHORTMETHODA_RETURN(_ret_ref)) DEFINE_CALLMETHODA(jobject, Object, T_OBJECT - , HOTSPOT_JNI_CALLOBJECTMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLOBJECTMETHOD_RETURN(_ret_ref)) + , HOTSPOT_JNI_CALLOBJECTMETHODA_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLOBJECTMETHODA_RETURN(_ret_ref)) DEFINE_CALLMETHODA(jint, Int, T_INT, - HOTSPOT_JNI_CALLINTMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLINTMETHOD_RETURN(_ret_ref)) + HOTSPOT_JNI_CALLINTMETHODA_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLINTMETHODA_RETURN(_ret_ref)) DEFINE_CALLMETHODA(jlong, Long, T_LONG - , HOTSPOT_JNI_CALLLONGMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLLONGMETHOD_RETURN(_ret_ref)) + , HOTSPOT_JNI_CALLLONGMETHODA_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLLONGMETHODA_RETURN(_ret_ref)) // Float and double probes don't return value because dtrace doesn't currently support it DEFINE_CALLMETHODA(jfloat, Float, T_FLOAT - , HOTSPOT_JNI_CALLFLOATMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLFLOATMETHOD_RETURN()) + , HOTSPOT_JNI_CALLFLOATMETHODA_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLFLOATMETHODA_RETURN()) DEFINE_CALLMETHODA(jdouble, Double, T_DOUBLE - , HOTSPOT_JNI_CALLDOUBLEMETHOD_ENTRY(env, obj, (uintptr_t)methodID), - HOTSPOT_JNI_CALLDOUBLEMETHOD_RETURN()) + , HOTSPOT_JNI_CALLDOUBLEMETHODA_ENTRY(env, obj, (uintptr_t)methodID), + HOTSPOT_JNI_CALLDOUBLEMETHODA_RETURN()) DT_VOID_RETURN_MARK_DECL(CallVoidMethod, HOTSPOT_JNI_CALLVOIDMETHOD_RETURN()); DT_VOID_RETURN_MARK_DECL(CallVoidMethodV, HOTSPOT_JNI_CALLVOIDMETHODV_RETURN()); @@ -3137,7 +3137,7 @@ JNI_END DEFINE_SETSTATICFIELD(jboolean, bool, Boolean, 'Z', z - , HOTSPOT_JNI_SETBOOLEANFIELD_ENTRY(env, clazz, (uintptr_t)fieldID, value), + , HOTSPOT_JNI_SETSTATICBOOLEANFIELD_ENTRY(env, clazz, (uintptr_t)fieldID, value), HOTSPOT_JNI_SETBOOLEANFIELD_RETURN()) DEFINE_SETSTATICFIELD(jbyte, byte, Byte, 'B', b , HOTSPOT_JNI_SETSTATICBYTEFIELD_ENTRY(env, clazz, (uintptr_t) fieldID, value),
--- a/src/share/vm/runtime/arguments.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/runtime/arguments.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -3414,7 +3414,7 @@ } if (!PrintSharedArchiveAndExit) { - ClassLoader::trace_class_path("[classpath: ", _java_class_path->value()); + ClassLoader::trace_class_path(tty, "[classpath: ", _java_class_path->value()); } }
--- a/src/share/vm/runtime/synchronizer.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/runtime/synchronizer.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -121,7 +121,7 @@ } \ } -#define HOTSPOT_MONITOR_PROBE_waited HOTSPOT_MONITOR_PROBE_WAITED +#define HOTSPOT_MONITOR_PROBE_waited HOTSPOT_MONITOR_WAITED #define DTRACE_MONITOR_PROBE(probe, monitor, obj, thread) \ { \
--- a/src/share/vm/runtime/thread.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/runtime/thread.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -141,8 +141,8 @@ #else /* USDT2 */ -#define HOTSPOT_THREAD_PROBE_start HOTSPOT_THREAD_PROBE_START -#define HOTSPOT_THREAD_PROBE_stop HOTSPOT_THREAD_PROBE_STOP +#define HOTSPOT_THREAD_PROBE_start HOTSPOT_THREAD_START +#define HOTSPOT_THREAD_PROBE_stop HOTSPOT_THREAD_STOP #define DTRACE_THREAD_PROBE(probe, javathread) \ { \
--- a/src/share/vm/runtime/threadLocalStorage.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/runtime/threadLocalStorage.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -1,5 +1,5 @@ /* - * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. + * Copyright (c) 1997, 2015, 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 @@ -38,6 +38,11 @@ # include "os_bsd.inline.hpp" #endif +// Solaris no longer has this kind of ThreadLocalStorage implementation. +// This will be removed from all platforms in the near future. + +#ifndef SOLARIS + // static member initialization int ThreadLocalStorage::_thread_index = -1; @@ -65,3 +70,5 @@ bool ThreadLocalStorage::is_initialized() { return (thread_index() != -1); } + +#endif // SOLARIS
--- a/src/share/vm/runtime/threadLocalStorage.hpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/runtime/threadLocalStorage.hpp Tue Dec 15 22:59:18 2015 -0800 @@ -38,10 +38,14 @@ extern "C" uintptr_t _raw_thread_id(); class ThreadLocalStorage : AllStatic { + + // Exported API public: static void set_thread(Thread* thread); static Thread* get_thread_slow(); static void invalidate_all() { pd_invalidate_all(); } + static void init(); + static bool is_initialized(); // Machine dependent stuff #ifdef TARGET_OS_ARCH_linux_x86 @@ -78,17 +82,12 @@ # include "threadLS_bsd_zero.hpp" #endif - +#ifndef SOLARIS public: // Accessor static inline int thread_index() { return _thread_index; } static inline void set_thread_index(int index) { _thread_index = index; } - // Initialization - // Called explicitly from VMThread::activate_system instead of init_globals. - static void init(); - static bool is_initialized(); - private: static int _thread_index; @@ -97,6 +96,9 @@ // Processor dependent parts of set_thread and initialization static void pd_set_thread(Thread* thread); static void pd_init(); + +#endif // SOLARIS + // Invalidate any thread cacheing or optimization schemes. static void pd_invalidate_all();
--- a/src/share/vm/utilities/vmError.cpp Mon Dec 14 13:11:54 2015 -0800 +++ b/src/share/vm/utilities/vmError.cpp Tue Dec 15 22:59:18 2015 -0800 @@ -229,7 +229,7 @@ if (signame) { jio_snprintf(buf, buflen, - "%s (0x%x) at pc=" PTR_FORMAT ", pid=%d, tid=" UINTX_FORMAT, + "%s (0x%x) at pc=" PTR_FORMAT ", pid=%d, tid=" INTPTR_FORMAT, signame, _id, _pc, os::current_process_id(), os::current_thread_id()); } else if (_filename != NULL && _lineno > 0) { @@ -237,7 +237,7 @@ char separator = os::file_separator()[0]; const char *p = strrchr(_filename, separator); int n = jio_snprintf(buf, buflen, - "Internal Error at %s:%d, pid=%d, tid=" UINTX_FORMAT, + "Internal Error at %s:%d, pid=%d, tid=" INTPTR_FORMAT, p ? p + 1 : _filename, _lineno, os::current_process_id(), os::current_thread_id()); if (n >= 0 && n < buflen && _message) { @@ -251,7 +251,7 @@ } } else { jio_snprintf(buf, buflen, - "Internal Error (0x%x), pid=%d, tid=" UINTX_FORMAT, + "Internal Error (0x%x), pid=%d, tid=" INTPTR_FORMAT, _id, os::current_process_id(), os::current_thread_id()); } @@ -438,7 +438,7 @@ // process id, thread id st->print(", pid=%d", os::current_process_id()); - st->print(", tid=" UINTX_FORMAT, os::current_thread_id()); + st->print(", tid=" INTPTR_FORMAT, os::current_thread_id()); st->cr(); STEP(40, "(printing error message)")
--- a/test/runtime/NMT/JcmdWithNMTDisabled.java Mon Dec 14 13:11:54 2015 -0800 +++ b/test/runtime/NMT/JcmdWithNMTDisabled.java Tue Dec 15 22:59:18 2015 -0800 @@ -26,10 +26,7 @@ * @key nmt jcmd * @summary Verify that jcmd correctly reports that NMT is not enabled * @library /testlibrary - * First run without enabling NMT - * @run main/othervm JcmdWithNMTDisabled - * Then run with explicitly disabling NMT, should not be any difference - * @run main/othervm -XX:NativeMemoryTracking=off JcmdWithNMTDisabled + * @run main JcmdWithNMTDisabled 1 */ import com.oracle.java.testlibrary.*; @@ -39,6 +36,27 @@ static String pid; public static void main(String args[]) throws Exception { + + // This test explicitly needs to be run with the exact command lines below, not passing on + // arguments from the parent VM is a conscious choice to avoid NMT being turned on. + if (args.length > 0) { + ProcessBuilder pb; + OutputAnalyzer output; + String testjdkPath = System.getProperty("test.jdk"); + + // First run without enabling NMT + pb = ProcessTools.createJavaProcessBuilder("-Dtest.jdk=" + testjdkPath, "JcmdWithNMTDisabled"); + output = new OutputAnalyzer(pb.start()); + output.shouldHaveExitValue(0); + + // Then run with explicitly disabling NMT, should not be any difference + pb = ProcessTools.createJavaProcessBuilder("-Dtest.jdk=" + testjdkPath, "-XX:NativeMemoryTracking=off", "JcmdWithNMTDisabled"); + output = new OutputAnalyzer(pb.start()); + output.shouldHaveExitValue(0); + + return; + } + // Grab my own PID pid = Integer.toString(ProcessTools.getProcessId());
--- a/test/testlibrary/com/oracle/java/testlibrary/OutputAnalyzer.java Mon Dec 14 13:11:54 2015 -0800 +++ b/test/testlibrary/com/oracle/java/testlibrary/OutputAnalyzer.java Tue Dec 15 22:59:18 2015 -0800 @@ -74,11 +74,12 @@ * @param expectedString String that buffer should contain * @throws RuntimeException If the string was not found */ - public void shouldContain(String expectedString) { + public OutputAnalyzer shouldContain(String expectedString) { if (!stdout.contains(expectedString) && !stderr.contains(expectedString)) { reportDiagnosticSummary(); throw new RuntimeException("'" + expectedString + "' missing from stdout/stderr \n"); } + return this; } /** @@ -87,11 +88,12 @@ * @param expectedString String that buffer should contain * @throws RuntimeException If the string was not found */ - public void stdoutShouldContain(String expectedString) { + public OutputAnalyzer stdoutShouldContain(String expectedString) { if (!stdout.contains(expectedString)) { reportDiagnosticSummary(); throw new RuntimeException("'" + expectedString + "' missing from stdout \n"); } + return this; } /** @@ -100,11 +102,12 @@ * @param expectedString String that buffer should contain * @throws RuntimeException If the string was not found */ - public void stderrShouldContain(String expectedString) { + public OutputAnalyzer stderrShouldContain(String expectedString) { if (!stderr.contains(expectedString)) { reportDiagnosticSummary(); throw new RuntimeException("'" + expectedString + "' missing from stderr \n"); } + return this; } /** @@ -113,7 +116,7 @@ * @param expectedString String that the buffer should not contain * @throws RuntimeException If the string was found */ - public void shouldNotContain(String notExpectedString) { + public OutputAnalyzer shouldNotContain(String notExpectedString) { if (stdout.contains(notExpectedString)) { reportDiagnosticSummary(); throw new RuntimeException("'" + notExpectedString + "' found in stdout \n"); @@ -122,6 +125,7 @@ reportDiagnosticSummary(); throw new RuntimeException("'" + notExpectedString + "' found in stderr \n"); } + return this; } /** @@ -130,11 +134,12 @@ * @param expectedString String that the buffer should not contain * @throws RuntimeException If the string was found */ - public void stdoutShouldNotContain(String notExpectedString) { + public OutputAnalyzer stdoutShouldNotContain(String notExpectedString) { if (stdout.contains(notExpectedString)) { reportDiagnosticSummary(); throw new RuntimeException("'" + notExpectedString + "' found in stdout \n"); } + return this; } /** @@ -143,11 +148,12 @@ * @param expectedString String that the buffer should not contain * @throws RuntimeException If the string was found */ - public void stderrShouldNotContain(String notExpectedString) { + public OutputAnalyzer stderrShouldNotContain(String notExpectedString) { if (stderr.contains(notExpectedString)) { reportDiagnosticSummary(); throw new RuntimeException("'" + notExpectedString + "' found in stderr \n"); } + return this; } /** @@ -157,7 +163,7 @@ * @param pattern * @throws RuntimeException If the pattern was not found */ - public void shouldMatch(String pattern) { + public OutputAnalyzer shouldMatch(String pattern) { Matcher stdoutMatcher = Pattern.compile(pattern, Pattern.MULTILINE).matcher(stdout); Matcher stderrMatcher = Pattern.compile(pattern, Pattern.MULTILINE).matcher(stderr); if (!stdoutMatcher.find() && !stderrMatcher.find()) { @@ -165,6 +171,7 @@ throw new RuntimeException("'" + pattern + "' missing from stdout/stderr \n"); } + return this; } /** @@ -174,13 +181,14 @@ * @param pattern * @throws RuntimeException If the pattern was not found */ - public void stdoutShouldMatch(String pattern) { + public OutputAnalyzer stdoutShouldMatch(String pattern) { Matcher matcher = Pattern.compile(pattern, Pattern.MULTILINE).matcher(stdout); if (!matcher.find()) { reportDiagnosticSummary(); throw new RuntimeException("'" + pattern + "' missing from stdout \n"); } + return this; } /** @@ -190,13 +198,14 @@ * @param pattern * @throws RuntimeException If the pattern was not found */ - public void stderrShouldMatch(String pattern) { + public OutputAnalyzer stderrShouldMatch(String pattern) { Matcher matcher = Pattern.compile(pattern, Pattern.MULTILINE).matcher(stderr); if (!matcher.find()) { reportDiagnosticSummary(); throw new RuntimeException("'" + pattern + "' missing from stderr \n"); } + return this; } /** @@ -206,7 +215,7 @@ * @param pattern * @throws RuntimeException If the pattern was found */ - public void shouldNotMatch(String pattern) { + public OutputAnalyzer shouldNotMatch(String pattern) { Matcher matcher = Pattern.compile(pattern, Pattern.MULTILINE).matcher(stdout); if (matcher.find()) { reportDiagnosticSummary(); @@ -219,6 +228,7 @@ throw new RuntimeException("'" + pattern + "' found in stderr: '" + matcher.group() + "' \n"); } + return this; } /** @@ -228,13 +238,14 @@ * @param pattern * @throws RuntimeException If the pattern was found */ - public void stdoutShouldNotMatch(String pattern) { + public OutputAnalyzer stdoutShouldNotMatch(String pattern) { Matcher matcher = Pattern.compile(pattern, Pattern.MULTILINE).matcher(stdout); if (matcher.find()) { reportDiagnosticSummary(); throw new RuntimeException("'" + pattern + "' found in stdout \n"); } + return this; } /** @@ -244,13 +255,14 @@ * @param pattern * @throws RuntimeException If the pattern was found */ - public void stderrShouldNotMatch(String pattern) { + public OutputAnalyzer stderrShouldNotMatch(String pattern) { Matcher matcher = Pattern.compile(pattern, Pattern.MULTILINE).matcher(stderr); if (matcher.find()) { reportDiagnosticSummary(); throw new RuntimeException("'" + pattern + "' found in stderr \n"); } + return this; } /** @@ -290,12 +302,13 @@ * @param expectedExitValue Expected exit value from process * @throws RuntimeException If the exit value from the process did not match the expected value */ - public void shouldHaveExitValue(int expectedExitValue) { + public OutputAnalyzer shouldHaveExitValue(int expectedExitValue) { if (getExitValue() != expectedExitValue) { reportDiagnosticSummary(); throw new RuntimeException("Expected to get exit value of [" + expectedExitValue + "]\n"); } + return this; }