Mercurial > hg > truffle
changeset 11057:e0fe0c9a88da
Merge
author | nloodin |
---|---|
date | Fri, 28 Jun 2013 14:05:27 +0200 |
parents | be0600ec1102 (diff) 221df7e37535 (current diff) |
children | bb4f2b27e824 |
files | |
diffstat | 28 files changed, 1110 insertions(+), 390 deletions(-) [+] |
line wrap: on
line diff
--- a/make/linux/makefiles/gcc.make Thu Jun 27 10:03:21 2013 -0700 +++ b/make/linux/makefiles/gcc.make Fri Jun 28 14:05:27 2013 +0200 @@ -350,9 +350,9 @@ ifeq ($(DEBUG_CFLAGS/$(BUILDARCH)),) ifeq ($(USE_CLANG), true) # Clang doesn't understand -gstabs - OPT_CFLAGS += -g + DEBUG_CFLAGS += -g else - OPT_CFLAGS += -gstabs + DEBUG_CFLAGS += -gstabs endif endif @@ -365,9 +365,9 @@ ifeq ($(FASTDEBUG_CFLAGS/$(BUILDARCH)),) ifeq ($(USE_CLANG), true) # Clang doesn't understand -gstabs - OPT_CFLAGS += -g + FASTDEBUG_CFLAGS += -g else - OPT_CFLAGS += -gstabs + FASTDEBUG_CFLAGS += -gstabs endif endif
--- a/make/linux/makefiles/vm.make Thu Jun 27 10:03:21 2013 -0700 +++ b/make/linux/makefiles/vm.make Fri Jun 28 14:05:27 2013 +0200 @@ -107,6 +107,10 @@ # File specific flags CXXFLAGS += $(CXXFLAGS/BYFILE) +# Large File Support +ifneq ($(LP64), 1) +CXXFLAGS/ostream.o += -D_FILE_OFFSET_BITS=64 +endif # ifneq ($(LP64), 1) # CFLAGS_WARN holds compiler options to suppress/enable warnings. CFLAGS += $(CFLAGS_WARN/BYFILE)
--- a/make/solaris/makefiles/vm.make Thu Jun 27 10:03:21 2013 -0700 +++ b/make/solaris/makefiles/vm.make Fri Jun 28 14:05:27 2013 +0200 @@ -95,6 +95,10 @@ # File specific flags CXXFLAGS += $(CXXFLAGS/BYFILE) +# Large File Support +ifneq ($(LP64), 1) +CXXFLAGS/ostream.o += -D_FILE_OFFSET_BITS=64 +endif # ifneq ($(LP64), 1) # CFLAGS_WARN holds compiler options to suppress/enable warnings. CFLAGS += $(CFLAGS_WARN)
--- a/src/cpu/sparc/vm/macroAssembler_sparc.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/cpu/sparc/vm/macroAssembler_sparc.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -1161,12 +1161,6 @@ while (offset() % modulus != 0) nop(); } - -void MacroAssembler::safepoint() { - relocate(breakpoint_Relocation::spec(breakpoint_Relocation::safepoint)); -} - - void RegistersForDebugging::print(outputStream* s) { FlagSetting fs(Debugging, true); int j;
--- a/src/cpu/sparc/vm/relocInfo_sparc.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/cpu/sparc/vm/relocInfo_sparc.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -193,36 +193,6 @@ return *(address*)addr(); } - -int Relocation::pd_breakpoint_size() { - // minimum breakpoint size, in short words - return NativeIllegalInstruction::instruction_size / sizeof(short); -} - -void Relocation::pd_swap_in_breakpoint(address x, short* instrs, int instrlen) { - Untested("pd_swap_in_breakpoint"); - // %%% probably do not need a general instrlen; just use the trap size - if (instrs != NULL) { - assert(instrlen * sizeof(short) == NativeIllegalInstruction::instruction_size, "enough instrlen in reloc. data"); - for (int i = 0; i < instrlen; i++) { - instrs[i] = ((short*)x)[i]; - } - } - NativeIllegalInstruction::insert(x); -} - - -void Relocation::pd_swap_out_breakpoint(address x, short* instrs, int instrlen) { - Untested("pd_swap_out_breakpoint"); - assert(instrlen * sizeof(short) == sizeof(int), "enough buf"); - union { int l; short s[1]; } u; - for (int i = 0; i < instrlen; i++) { - u.s[i] = instrs[i]; - } - NativeInstruction* ni = nativeInstruction_at(x); - ni->set_long_at(0, u.l); -} - void poll_Relocation::fix_relocation_after_move(const CodeBuffer* src, CodeBuffer* dest) { }
--- a/src/cpu/x86/vm/relocInfo_x86.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/cpu/x86/vm/relocInfo_x86.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -177,30 +177,6 @@ return *pd_address_in_code(); } -int Relocation::pd_breakpoint_size() { - // minimum breakpoint size, in short words - return NativeIllegalInstruction::instruction_size / sizeof(short); -} - -void Relocation::pd_swap_in_breakpoint(address x, short* instrs, int instrlen) { - Untested("pd_swap_in_breakpoint"); - if (instrs != NULL) { - assert(instrlen * sizeof(short) == NativeIllegalInstruction::instruction_size, "enough instrlen in reloc. data"); - for (int i = 0; i < instrlen; i++) { - instrs[i] = ((short*)x)[i]; - } - } - NativeIllegalInstruction::insert(x); -} - - -void Relocation::pd_swap_out_breakpoint(address x, short* instrs, int instrlen) { - Untested("pd_swap_out_breakpoint"); - assert(NativeIllegalInstruction::instruction_size == sizeof(short), "right address unit for update"); - NativeInstruction* ni = nativeInstruction_at(x); - *(short*)ni->addr_at(0) = instrs[0]; -} - void poll_Relocation::fix_relocation_after_move(const CodeBuffer* src, CodeBuffer* dest) { #ifdef _LP64 if (!Assembler::is_polling_page_far()) {
--- a/src/cpu/zero/vm/relocInfo_zero.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/cpu/zero/vm/relocInfo_zero.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -52,22 +52,6 @@ return (address *) addr(); } -int Relocation::pd_breakpoint_size() { - ShouldNotCallThis(); -} - -void Relocation::pd_swap_in_breakpoint(address x, - short* instrs, - int instrlen) { - ShouldNotCallThis(); -} - -void Relocation::pd_swap_out_breakpoint(address x, - short* instrs, - int instrlen) { - ShouldNotCallThis(); -} - void poll_Relocation::fix_relocation_after_move(const CodeBuffer* src, CodeBuffer* dst) { ShouldNotCallThis();
--- a/src/os/solaris/vm/os_solaris.inline.hpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/os/solaris/vm/os_solaris.inline.hpp Fri Jun 28 14:05:27 2013 +0200 @@ -89,7 +89,7 @@ inline struct dirent* os::readdir(DIR* dirp, dirent* dbuf) { assert(dirp != NULL, "just checking"); -#if defined(_LP64) || defined(_GNU_SOURCE) +#if defined(_LP64) || defined(_GNU_SOURCE) || _FILE_OFFSET_BITS==64 dirent* p; int status; @@ -98,9 +98,9 @@ return NULL; } else return p; -#else // defined(_LP64) || defined(_GNU_SOURCE) +#else // defined(_LP64) || defined(_GNU_SOURCE) || _FILE_OFFSET_BITS==64 return ::readdir_r(dirp, dbuf); -#endif // defined(_LP64) || defined(_GNU_SOURCE) +#endif // defined(_LP64) || defined(_GNU_SOURCE) || _FILE_OFFSET_BITS==64 } inline int os::closedir(DIR *dirp) {
--- a/src/share/vm/code/nmethod.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/code/nmethod.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -1081,11 +1081,6 @@ metadata_Relocation* reloc = iter.metadata_reloc(); reloc->fix_metadata_relocation(); } - - // There must not be any interfering patches or breakpoints. - assert(!(iter.type() == relocInfo::breakpoint_type - && iter.breakpoint_reloc()->active()), - "no active breakpoint"); } }
--- a/src/share/vm/code/relocInfo.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/code/relocInfo.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -338,31 +338,6 @@ _limit = limit; } - -void PatchingRelocIterator:: prepass() { - // turn breakpoints off during patching - _init_state = (*this); // save cursor - while (next()) { - if (type() == relocInfo::breakpoint_type) { - breakpoint_reloc()->set_active(false); - } - } - (RelocIterator&)(*this) = _init_state; // reset cursor for client -} - - -void PatchingRelocIterator:: postpass() { - // turn breakpoints back on after patching - (RelocIterator&)(*this) = _init_state; // reset cursor again - while (next()) { - if (type() == relocInfo::breakpoint_type) { - breakpoint_Relocation* bpt = breakpoint_reloc(); - bpt->set_active(bpt->enabled()); - } - } -} - - // All the strange bit-encodings are in here. // The idea is to encode relocation data which are small integers // very efficiently (a single extra halfword). Larger chunks of @@ -704,51 +679,6 @@ _target = address_from_scaled_offset(offset, base); } - -void breakpoint_Relocation::pack_data_to(CodeSection* dest) { - short* p = (short*) dest->locs_end(); - address point = dest->locs_point(); - - *p++ = _bits; - - assert(_target != NULL, "sanity"); - - if (internal()) normalize_address(_target, dest); - - jint target_bits = - (jint)( internal() ? scaled_offset (_target, point) - : runtime_address_to_index(_target) ); - if (settable()) { - // save space for set_target later - p = add_jint(p, target_bits); - } else { - p = add_var_int(p, target_bits); - } - - for (int i = 0; i < instrlen(); i++) { - // put placeholder words until bytes can be saved - p = add_short(p, (short)0x7777); - } - - dest->set_locs_end((relocInfo*) p); -} - - -void breakpoint_Relocation::unpack_data() { - _bits = live_bits(); - - int targetlen = datalen() - 1 - instrlen(); - jint target_bits = 0; - if (targetlen == 0) target_bits = 0; - else if (targetlen == 1) target_bits = *(data()+1); - else if (targetlen == 2) target_bits = relocInfo::jint_from_data(data()+1); - else { ShouldNotReachHere(); } - - _target = internal() ? address_from_scaled_offset(target_bits, addr()) - : index_to_runtime_address (target_bits); -} - - //// miscellaneous methods oop* oop_Relocation::oop_addr() { int n = _oop_index; @@ -933,81 +863,6 @@ return target; } - -breakpoint_Relocation::breakpoint_Relocation(int kind, address target, bool internal) { - bool active = false; - bool enabled = (kind == initialization); - bool removable = (kind != safepoint); - bool settable = (target == NULL); - - int bits = kind; - if (enabled) bits |= enabled_state; - if (internal) bits |= internal_attr; - if (removable) bits |= removable_attr; - if (settable) bits |= settable_attr; - - _bits = bits | high_bit; - _target = target; - - assert(this->kind() == kind, "kind encoded"); - assert(this->enabled() == enabled, "enabled encoded"); - assert(this->active() == active, "active encoded"); - assert(this->internal() == internal, "internal encoded"); - assert(this->removable() == removable, "removable encoded"); - assert(this->settable() == settable, "settable encoded"); -} - - -address breakpoint_Relocation::target() const { - return _target; -} - - -void breakpoint_Relocation::set_target(address x) { - assert(settable(), "must be settable"); - jint target_bits = - (jint)(internal() ? scaled_offset (x, addr()) - : runtime_address_to_index(x)); - short* p = &live_bits() + 1; - p = add_jint(p, target_bits); - assert(p == instrs(), "new target must fit"); - _target = x; -} - - -void breakpoint_Relocation::set_enabled(bool b) { - if (enabled() == b) return; - - if (b) { - set_bits(bits() | enabled_state); - } else { - set_active(false); // remove the actual breakpoint insn, if any - set_bits(bits() & ~enabled_state); - } -} - - -void breakpoint_Relocation::set_active(bool b) { - assert(!b || enabled(), "cannot activate a disabled breakpoint"); - - if (active() == b) return; - - // %%% should probably seize a lock here (might not be the right lock) - //MutexLockerEx ml_patch(Patching_lock, true); - //if (active() == b) return; // recheck state after locking - - if (b) { - set_bits(bits() | active_state); - if (instrlen() == 0) - fatal("breakpoints in original code must be undoable"); - pd_swap_in_breakpoint (addr(), instrs(), instrlen()); - } else { - set_bits(bits() & ~active_state); - pd_swap_out_breakpoint(addr(), instrs(), instrlen()); - } -} - - //--------------------------------------------------------------------------------- // Non-product code
--- a/src/share/vm/code/relocInfo.hpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/code/relocInfo.hpp Fri Jun 28 14:05:27 2013 +0200 @@ -49,9 +49,6 @@ // RelocIterator // A StackObj which iterates over the relocations associated with // a range of code addresses. Can be used to operate a copy of code. -// PatchingRelocIterator -// Specialized subtype of RelocIterator which removes breakpoints -// temporarily during iteration, then restores them. // BoundRelocation // An _internal_ type shared by packers and unpackers of relocations. // It pastes together a RelocationHolder with some pointers into @@ -204,15 +201,6 @@ // immediate field must not straddle a unit of memory coherence. // //%note reloc_3 // -// relocInfo::breakpoint_type -- a conditional breakpoint in the code -// Value: none -// Instruction types: any whatsoever -// Data: [b [T]t i...] -// The b is a bit-packed word representing the breakpoint's attributes. -// The t is a target address which the breakpoint calls (when it is enabled). -// The i... is a place to store one or two instruction words overwritten -// by a trap, so that the breakpoint may be subsequently removed. -// // relocInfo::static_stub_type -- an extra stub for each static_call_type // Value: none // Instruction types: a virtual call: { set_oop; jump; } @@ -271,8 +259,8 @@ section_word_type = 9, // internal, but a cross-section reference poll_type = 10, // polling instruction for safepoints poll_return_type = 11, // polling instruction for safepoints at return - breakpoint_type = 12, // an initialization barrier or safepoint - metadata_type = 13, // metadata that used to be oops + metadata_type = 12, // metadata that used to be oops + yet_unused_type_1 = 13, // Still unused yet_unused_type_2 = 14, // Still unused data_prefix_tag = 15, // tag for a prefix (carries data arguments) type_mask = 15 // A mask which selects only the above values @@ -312,7 +300,6 @@ visitor(internal_word) \ visitor(poll) \ visitor(poll_return) \ - visitor(breakpoint) \ visitor(section_word) \ @@ -454,7 +441,7 @@ public: enum { // Conservatively large estimate of maximum length (in shorts) - // of any relocation record (probably breakpoints are largest). + // of any relocation record. // Extended format is length prefix, data words, and tag/offset suffix. length_limit = 1 + 1 + (3*BytesPerWord/BytesPerShort) + 1, have_format = format_width > 0 @@ -571,8 +558,6 @@ void initialize(nmethod* nm, address begin, address limit); - friend class PatchingRelocIterator; - // make an uninitialized one, for PatchingRelocIterator: RelocIterator() { initialize_misc(); } public: @@ -779,9 +764,6 @@ void pd_verify_data_value (address x, intptr_t off) { pd_set_data_value(x, off, true); } address pd_call_destination (address orig_addr = NULL); void pd_set_call_destination (address x); - void pd_swap_in_breakpoint (address x, short* instrs, int instrlen); - void pd_swap_out_breakpoint (address x, short* instrs, int instrlen); - static int pd_breakpoint_size (); // this extracts the address of an address in the code stream instead of the reloc data address* pd_address_in_code (); @@ -1302,87 +1284,6 @@ void fix_relocation_after_move(const CodeBuffer* src, CodeBuffer* dest); }; - -class breakpoint_Relocation : public Relocation { - relocInfo::relocType type() { return relocInfo::breakpoint_type; } - - enum { - // attributes which affect the interpretation of the data: - removable_attr = 0x0010, // buffer [i...] allows for undoing the trap - internal_attr = 0x0020, // the target is an internal addr (local stub) - settable_attr = 0x0040, // the target is settable - - // states which can change over time: - enabled_state = 0x0100, // breakpoint must be active in running code - active_state = 0x0200, // breakpoint instruction actually in code - - kind_mask = 0x000F, // mask for extracting kind - high_bit = 0x4000 // extra bit which is always set - }; - - public: - enum { - // kinds: - initialization = 1, - safepoint = 2 - }; - - // If target is NULL, 32 bits are reserved for a later set_target(). - static RelocationHolder spec(int kind, address target = NULL, bool internal_target = false) { - RelocationHolder rh = newHolder(); - new(rh) breakpoint_Relocation(kind, target, internal_target); - return rh; - } - - private: - // We require every bits value to NOT to fit into relocInfo::datalen_width, - // because we are going to actually store state in the reloc, and so - // cannot allow it to be compressed (and hence copied by the iterator). - - short _bits; // bit-encoded kind, attrs, & state - address _target; - - breakpoint_Relocation(int kind, address target, bool internal_target); - - friend class RelocIterator; - breakpoint_Relocation() { } - - short bits() const { return _bits; } - short& live_bits() const { return data()[0]; } - short* instrs() const { return data() + datalen() - instrlen(); } - int instrlen() const { return removable() ? pd_breakpoint_size() : 0; } - - void set_bits(short x) { - assert(live_bits() == _bits, "must be the only mutator of reloc info"); - live_bits() = _bits = x; - } - - public: - address target() const; - void set_target(address x); - - int kind() const { return bits() & kind_mask; } - bool enabled() const { return (bits() & enabled_state) != 0; } - bool active() const { return (bits() & active_state) != 0; } - bool internal() const { return (bits() & internal_attr) != 0; } - bool removable() const { return (bits() & removable_attr) != 0; } - bool settable() const { return (bits() & settable_attr) != 0; } - - void set_enabled(bool b); // to activate, you must also say set_active - void set_active(bool b); // actually inserts bpt (must be enabled 1st) - - // data is packed as 16 bits, followed by the target (1 or 2 words), followed - // if necessary by empty storage for saving away original instruction bytes. - void pack_data_to(CodeSection* dest); - void unpack_data(); - - // during certain operations, breakpoints must be out of the way: - void fix_relocation_after_move(const CodeBuffer* src, CodeBuffer* dest) { - assert(!active(), "cannot perform relocation on enabled breakpoints"); - } -}; - - // We know all the xxx_Relocation classes, so now we can define these: #define EACH_CASE(name) \ inline name##_Relocation* RelocIterator::name##_reloc() { \ @@ -1401,25 +1302,4 @@ initialize(nm, begin, limit); } -// if you are going to patch code, you should use this subclass of -// RelocIterator -class PatchingRelocIterator : public RelocIterator { - private: - RelocIterator _init_state; - - void prepass(); // deactivates all breakpoints - void postpass(); // reactivates all enabled breakpoints - - // do not copy these puppies; it would have unpredictable side effects - // these are private and have no bodies defined because they should not be called - PatchingRelocIterator(const RelocIterator&); - void operator=(const RelocIterator&); - - public: - PatchingRelocIterator(nmethod* nm, address begin = NULL, address limit = NULL) - : RelocIterator(nm, begin, limit) { prepass(); } - - ~PatchingRelocIterator() { postpass(); } -}; - #endif // SHARE_VM_CODE_RELOCINFO_HPP
--- a/src/share/vm/gc_implementation/parallelScavenge/asPSOldGen.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/gc_implementation/parallelScavenge/asPSOldGen.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -70,6 +70,17 @@ _virtual_space = vs; } +void ASPSOldGen::initialize_work(const char* perf_data_name, int level) { + + PSOldGen::initialize_work(perf_data_name, level); + + // The old gen can grow to gen_size_limit(). _reserve reflects only + // the current maximum that can be committed. + assert(_reserved.byte_size() <= gen_size_limit(), "Consistency check"); + + initialize_performance_counters(perf_data_name, level); +} + void ASPSOldGen::reset_after_change() { _reserved = MemRegion((HeapWord*)virtual_space()->low_boundary(), (HeapWord*)virtual_space()->high_boundary());
--- a/src/share/vm/gc_implementation/parallelScavenge/asPSOldGen.hpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/gc_implementation/parallelScavenge/asPSOldGen.hpp Fri Jun 28 14:05:27 2013 +0200 @@ -50,6 +50,8 @@ size_t max_gen_size() { return _reserved.byte_size(); } void set_gen_size_limit(size_t v) { _gen_size_limit = v; } + virtual void initialize_work(const char* perf_data_name, int level); + // After a shrink or expand reset the generation void reset_after_change();
--- a/src/share/vm/gc_implementation/parallelScavenge/psOldGen.hpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/gc_implementation/parallelScavenge/psOldGen.hpp Fri Jun 28 14:05:27 2013 +0200 @@ -110,7 +110,7 @@ virtual void initialize(ReservedSpace rs, size_t alignment, const char* perf_data_name, int level); void initialize_virtual_space(ReservedSpace rs, size_t alignment); - void initialize_work(const char* perf_data_name, int level); + virtual void initialize_work(const char* perf_data_name, int level); virtual void initialize_performance_counters(const char* perf_data_name, int level); MemRegion reserved() const { return _reserved; }
--- a/src/share/vm/interpreter/bytecodeInterpreter.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/interpreter/bytecodeInterpreter.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -481,9 +481,9 @@ // So we have a second version of the assertion which handles the case where EnableInvokeDynamic was // switched off because of the wrong classes. if (EnableInvokeDynamic || FLAG_IS_CMDLINE(EnableInvokeDynamic)) { - assert(abs(istate->_stack_base - istate->_stack_limit) == (istate->_method->max_stack() + 1), "bad stack limit"); + assert(labs(istate->_stack_base - istate->_stack_limit) == (istate->_method->max_stack() + 1), "bad stack limit"); } else { - const int extra_stack_entries = Method::extra_stack_entries_for_indy; + const int extra_stack_entries = Method::extra_stack_entries_for_jsr292; assert(labs(istate->_stack_base - istate->_stack_limit) == (istate->_method->max_stack() + extra_stack_entries + 1), "bad stack limit"); } @@ -2233,7 +2233,7 @@ } Method* method = cache->f1_as_method(); - VERIFY_OOP(method); + if (VerifyOops) method->verify(); if (cache->has_appendix()) { ConstantPool* constants = METHOD->constants(); @@ -2265,8 +2265,7 @@ } Method* method = cache->f1_as_method(); - - VERIFY_OOP(method); + if (VerifyOops) method->verify(); if (cache->has_appendix()) { ConstantPool* constants = METHOD->constants();
--- a/src/share/vm/memory/metaspace.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/memory/metaspace.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -1556,19 +1556,7 @@ // ChunkManager methods -// Verification of _free_chunks_total and _free_chunks_count does not -// work with the CMS collector because its use of additional locks -// complicate the mutex deadlock detection but it can still be useful -// for detecting errors in the chunk accounting with other collectors. - size_t ChunkManager::free_chunks_total() { -#ifdef ASSERT - if (!UseConcMarkSweepGC && !SpaceManager::expand_lock()->is_locked()) { - MutexLockerEx cl(SpaceManager::expand_lock(), - Mutex::_no_safepoint_check_flag); - slow_locked_verify_free_chunks_total(); - } -#endif return _free_chunks_total; } @@ -2608,14 +2596,14 @@ "->" SIZE_FORMAT "(" SIZE_FORMAT ")", prev_metadata_used, - allocated_capacity_bytes(), + allocated_used_bytes(), reserved_in_bytes()); } else { gclog_or_tty->print(" " SIZE_FORMAT "K" "->" SIZE_FORMAT "K" "(" SIZE_FORMAT "K)", prev_metadata_used / K, - allocated_capacity_bytes() / K, + allocated_used_bytes() / K, reserved_in_bytes()/ K); }
--- a/src/share/vm/memory/universe.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/memory/universe.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -1127,6 +1127,7 @@ // Initialize performance counters for metaspaces MetaspaceCounters::initialize_performance_counters(); + MemoryService::add_metaspace_memory_pools(); GC_locker::unlock(); // allow gc after bootstrapping
--- a/src/share/vm/opto/memnode.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/opto/memnode.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -2943,11 +2943,19 @@ Node* my_mem = in(MemBarNode::Precedent); // The MembarAquire may keep an unused LoadNode alive through the Precedent edge if ((my_mem != NULL) && (opc == Op_MemBarAcquire) && (my_mem->outcnt() == 1)) { - assert(my_mem->unique_out() == this, "sanity"); - phase->hash_delete(this); - del_req(Precedent); - phase->is_IterGVN()->_worklist.push(my_mem); // remove dead node later - my_mem = NULL; + // if the Precedent is a decodeN and its input (a Load) is used at more than one place, + // replace this Precedent (decodeN) with the Load instead. + if ((my_mem->Opcode() == Op_DecodeN) && (my_mem->in(1)->outcnt() > 1)) { + Node* load_node = my_mem->in(1); + set_req(MemBarNode::Precedent, load_node); + phase->is_IterGVN()->_worklist.push(my_mem); + my_mem = load_node; + } else { + assert(my_mem->unique_out() == this, "sanity"); + del_req(Precedent); + phase->is_IterGVN()->_worklist.push(my_mem); // remove dead node later + my_mem = NULL; + } } if (my_mem != NULL && my_mem->is_Mem()) { const TypeOopPtr* t_oop = my_mem->in(MemNode::Address)->bottom_type()->isa_oopptr();
--- a/src/share/vm/services/management.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/services/management.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -894,12 +894,6 @@ } } - // In our current implementation, we make sure that all non-heap - // pools have defined init and max sizes. Heap pools do not matter, - // as we never use total_init and total_max for them. - assert(heap || !has_undefined_init_size, "Undefined init size"); - assert(heap || !has_undefined_max_size, "Undefined max size"); - MemoryUsage usage((heap ? InitialHeapSize : total_init), total_used, total_committed,
--- a/src/share/vm/services/memoryManager.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/services/memoryManager.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -61,6 +61,10 @@ return (MemoryManager*) new CodeCacheMemoryManager(); } +MemoryManager* MemoryManager::get_metaspace_memory_manager() { + return (MemoryManager*) new MetaspaceMemoryManager(); +} + GCMemoryManager* MemoryManager::get_copy_memory_manager() { return (GCMemoryManager*) new CopyMemoryManager(); }
--- a/src/share/vm/services/memoryManager.hpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/services/memoryManager.hpp Fri Jun 28 14:05:27 2013 +0200 @@ -56,6 +56,7 @@ enum Name { Abstract, CodeCache, + Metaspace, Copy, MarkSweepCompact, ParNew, @@ -88,6 +89,7 @@ // Static factory methods to get a memory manager of a specific type static MemoryManager* get_code_cache_memory_manager(); + static MemoryManager* get_metaspace_memory_manager(); static GCMemoryManager* get_copy_memory_manager(); static GCMemoryManager* get_msc_memory_manager(); static GCMemoryManager* get_parnew_memory_manager(); @@ -108,6 +110,14 @@ const char* name() { return "CodeCacheManager"; } }; +class MetaspaceMemoryManager : public MemoryManager { +public: + MetaspaceMemoryManager() : MemoryManager() {} + + MemoryManager::Name kind() { return MemoryManager::Metaspace; } + const char *name() { return "Metaspace Manager"; } +}; + class GCStatInfo : public ResourceObj { private: size_t _index;
--- a/src/share/vm/services/memoryPool.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/services/memoryPool.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -25,6 +25,7 @@ #include "precompiled.hpp" #include "classfile/systemDictionary.hpp" #include "classfile/vmSymbols.hpp" +#include "memory/metaspace.hpp" #include "oops/oop.inline.hpp" #include "runtime/handles.inline.hpp" #include "runtime/javaCalls.hpp" @@ -33,6 +34,7 @@ #include "services/memoryManager.hpp" #include "services/memoryPool.hpp" #include "utilities/macros.hpp" +#include "utilities/globalDefinitions.hpp" MemoryPool::MemoryPool(const char* name, PoolType type, @@ -256,3 +258,39 @@ return MemoryUsage(initial_size(), used, committed, maxSize); } + +MetaspacePool::MetaspacePool() : + MemoryPool("Metaspace", NonHeap, capacity_in_bytes(), calculate_max_size(), true, false) { } + +MemoryUsage MetaspacePool::get_memory_usage() { + size_t committed = align_size_down_(capacity_in_bytes(), os::vm_page_size()); + return MemoryUsage(initial_size(), used_in_bytes(), committed, max_size()); +} + +size_t MetaspacePool::used_in_bytes() { + return MetaspaceAux::allocated_used_bytes(Metaspace::NonClassType); +} + +size_t MetaspacePool::capacity_in_bytes() const { + return MetaspaceAux::allocated_capacity_bytes(Metaspace::NonClassType); +} + +size_t MetaspacePool::calculate_max_size() const { + return FLAG_IS_CMDLINE(MaxMetaspaceSize) ? MaxMetaspaceSize : max_uintx; +} + +CompressedKlassSpacePool::CompressedKlassSpacePool() : + MemoryPool("Compressed Class Space", NonHeap, capacity_in_bytes(), ClassMetaspaceSize, true, false) { } + +size_t CompressedKlassSpacePool::used_in_bytes() { + return MetaspaceAux::allocated_used_bytes(Metaspace::ClassType); +} + +size_t CompressedKlassSpacePool::capacity_in_bytes() const { + return MetaspaceAux::allocated_capacity_bytes(Metaspace::ClassType); +} + +MemoryUsage CompressedKlassSpacePool::get_memory_usage() { + size_t committed = align_size_down_(capacity_in_bytes(), os::vm_page_size()); + return MemoryUsage(initial_size(), used_in_bytes(), committed, max_size()); +}
--- a/src/share/vm/services/memoryPool.hpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/services/memoryPool.hpp Fri Jun 28 14:05:27 2013 +0200 @@ -222,4 +222,21 @@ size_t used_in_bytes() { return _codeHeap->allocated_capacity(); } }; +class MetaspacePool : public MemoryPool { + size_t calculate_max_size() const; + size_t capacity_in_bytes() const; + public: + MetaspacePool(); + MemoryUsage get_memory_usage(); + size_t used_in_bytes(); +}; + +class CompressedKlassSpacePool : public MemoryPool { + size_t capacity_in_bytes() const; + public: + CompressedKlassSpacePool(); + MemoryUsage get_memory_usage(); + size_t used_in_bytes(); +}; + #endif // SHARE_VM_SERVICES_MEMORYPOOL_HPP
--- a/src/share/vm/services/memoryService.cpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/services/memoryService.cpp Fri Jun 28 14:05:27 2013 +0200 @@ -35,6 +35,7 @@ #include "memory/memRegion.hpp" #include "memory/tenuredGeneration.hpp" #include "oops/oop.inline.hpp" +#include "runtime/globals.hpp" #include "runtime/javaCalls.hpp" #include "services/classLoadingService.hpp" #include "services/lowMemoryDetector.hpp" @@ -60,9 +61,11 @@ GrowableArray<MemoryManager*>* MemoryService::_managers_list = new (ResourceObj::C_HEAP, mtInternal) GrowableArray<MemoryManager*>(init_managers_list_size, true); -GCMemoryManager* MemoryService::_minor_gc_manager = NULL; -GCMemoryManager* MemoryService::_major_gc_manager = NULL; -MemoryPool* MemoryService::_code_heap_pool = NULL; +GCMemoryManager* MemoryService::_minor_gc_manager = NULL; +GCMemoryManager* MemoryService::_major_gc_manager = NULL; +MemoryPool* MemoryService::_code_heap_pool = NULL; +MemoryPool* MemoryService::_metaspace_pool = NULL; +MemoryPool* MemoryService::_compressed_class_pool = NULL; class GcThreadCountClosure: public ThreadClosure { private: @@ -399,6 +402,22 @@ _managers_list->append(mgr); } +void MemoryService::add_metaspace_memory_pools() { + MemoryManager* mgr = MemoryManager::get_metaspace_memory_manager(); + + _metaspace_pool = new MetaspacePool(); + mgr->add_pool(_metaspace_pool); + _pools_list->append(_metaspace_pool); + + if (UseCompressedKlassPointers) { + _compressed_class_pool = new CompressedKlassSpacePool(); + mgr->add_pool(_compressed_class_pool); + _pools_list->append(_compressed_class_pool); + } + + _managers_list->append(mgr); +} + MemoryManager* MemoryService::get_memory_manager(instanceHandle mh) { for (int i = 0; i < _managers_list->length(); i++) { MemoryManager* mgr = _managers_list->at(i);
--- a/src/share/vm/services/memoryService.hpp Thu Jun 27 10:03:21 2013 -0700 +++ b/src/share/vm/services/memoryService.hpp Fri Jun 28 14:05:27 2013 +0200 @@ -73,6 +73,9 @@ // Code heap memory pool static MemoryPool* _code_heap_pool; + static MemoryPool* _metaspace_pool; + static MemoryPool* _compressed_class_pool; + static void add_generation_memory_pool(Generation* gen, MemoryManager* major_mgr, MemoryManager* minor_mgr); @@ -121,6 +124,7 @@ public: static void set_universe_heap(CollectedHeap* heap); static void add_code_heap_memory_pool(CodeHeap* heap); + static void add_metaspace_memory_pools(); static MemoryPool* get_memory_pool(instanceHandle pool); static MemoryManager* get_memory_manager(instanceHandle mgr);
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/compiler/8005956/PolynomialRoot.java Fri Jun 28 14:05:27 2013 +0200 @@ -0,0 +1,776 @@ +//package com.polytechnik.utils; +/* + * (C) Vladislav Malyshkin 2010 + * This file is under GPL version 3. + * + */ + +/** Polynomial root. + * @version $Id: PolynomialRoot.java,v 1.105 2012/08/18 00:00:05 mal Exp $ + * @author Vladislav Malyshkin mal@gromco.com + */ + +/** +* @test +* @bug 8005956 +* @summary C2: assert(!def_outside->member(r)) failed: Use of external LRG overlaps the same LRG defined in this block +* +* @run main PolynomialRoot +*/ + +public class PolynomialRoot { + + +public static int findPolynomialRoots(final int n, + final double [] p, + final double [] re_root, + final double [] im_root) +{ + if(n==4) + { + return root4(p,re_root,im_root); + } + else if(n==3) + { + return root3(p,re_root,im_root); + } + else if(n==2) + { + return root2(p,re_root,im_root); + } + else if(n==1) + { + return root1(p,re_root,im_root); + } + else + { + throw new RuntimeException("n="+n+" is not supported yet"); + } +} + + + +static final double SQRT3=Math.sqrt(3.0),SQRT2=Math.sqrt(2.0); + + +private static final boolean PRINT_DEBUG=false; + +public static int root4(final double [] p,final double [] re_root,final double [] im_root) +{ + if(PRINT_DEBUG) System.err.println("=====================root4:p="+java.util.Arrays.toString(p)); + final double vs=p[4]; + if(PRINT_DEBUG) System.err.println("p[4]="+p[4]); + if(!(Math.abs(vs)>EPS)) + { + re_root[0]=re_root[1]=re_root[2]=re_root[3]= + im_root[0]=im_root[1]=im_root[2]=im_root[3]=Double.NaN; + return -1; + } + +/* zsolve_quartic.c - finds the complex roots of + * x^4 + a x^3 + b x^2 + c x + d = 0 + */ + final double a=p[3]/vs,b=p[2]/vs,c=p[1]/vs,d=p[0]/vs; + if(PRINT_DEBUG) System.err.println("input a="+a+" b="+b+" c="+c+" d="+d); + + + final double r4 = 1.0 / 4.0; + final double q2 = 1.0 / 2.0, q4 = 1.0 / 4.0, q8 = 1.0 / 8.0; + final double q1 = 3.0 / 8.0, q3 = 3.0 / 16.0; + final int mt; + + /* Deal easily with the cases where the quartic is degenerate. The + * ordering of solutions is done explicitly. */ + if (0 == b && 0 == c) + { + if (0 == d) + { + re_root[0]=-a; + im_root[0]=im_root[1]=im_root[2]=im_root[3]=0; + re_root[1]=re_root[2]=re_root[3]=0; + return 4; + } + else if (0 == a) + { + if (d > 0) + { + final double sq4 = Math.sqrt(Math.sqrt(d)); + re_root[0]=sq4*SQRT2/2; + im_root[0]=re_root[0]; + re_root[1]=-re_root[0]; + im_root[1]=re_root[0]; + re_root[2]=-re_root[0]; + im_root[2]=-re_root[0]; + re_root[3]=re_root[0]; + im_root[3]=-re_root[0]; + if(PRINT_DEBUG) System.err.println("Path a=0 d>0"); + } + else + { + final double sq4 = Math.sqrt(Math.sqrt(-d)); + re_root[0]=sq4; + im_root[0]=0; + re_root[1]=0; + im_root[1]=sq4; + re_root[2]=0; + im_root[2]=-sq4; + re_root[3]=-sq4; + im_root[3]=0; + if(PRINT_DEBUG) System.err.println("Path a=0 d<0"); + } + return 4; + } + } + + if (0.0 == c && 0.0 == d) + { + root2(new double []{p[2],p[3],p[4]},re_root,im_root); + re_root[2]=im_root[2]=re_root[3]=im_root[3]=0; + return 4; + } + + if(PRINT_DEBUG) System.err.println("G Path c="+c+" d="+d); + final double [] u=new double[3]; + + if(PRINT_DEBUG) System.err.println("Generic Path"); + /* For non-degenerate solutions, proceed by constructing and + * solving the resolvent cubic */ + final double aa = a * a; + final double pp = b - q1 * aa; + final double qq = c - q2 * a * (b - q4 * aa); + final double rr = d - q4 * a * (c - q4 * a * (b - q3 * aa)); + final double rc = q2 * pp , rc3 = rc / 3; + final double sc = q4 * (q4 * pp * pp - rr); + final double tc = -(q8 * qq * q8 * qq); + if(PRINT_DEBUG) System.err.println("aa="+aa+" pp="+pp+" qq="+qq+" rr="+rr+" rc="+rc+" sc="+sc+" tc="+tc); + final boolean flag_realroots; + + /* This code solves the resolvent cubic in a convenient fashion + * for this implementation of the quartic. If there are three real + * roots, then they are placed directly into u[]. If two are + * complex, then the real root is put into u[0] and the real + * and imaginary part of the complex roots are placed into + * u[1] and u[2], respectively. */ + { + final double qcub = (rc * rc - 3 * sc); + final double rcub = (rc*(2 * rc * rc - 9 * sc) + 27 * tc); + + final double Q = qcub / 9; + final double R = rcub / 54; + + final double Q3 = Q * Q * Q; + final double R2 = R * R; + + final double CR2 = 729 * rcub * rcub; + final double CQ3 = 2916 * qcub * qcub * qcub; + + if(PRINT_DEBUG) System.err.println("CR2="+CR2+" CQ3="+CQ3+" R="+R+" Q="+Q); + + if (0 == R && 0 == Q) + { + flag_realroots=true; + u[0] = -rc3; + u[1] = -rc3; + u[2] = -rc3; + } + else if (CR2 == CQ3) + { + flag_realroots=true; + final double sqrtQ = Math.sqrt (Q); + if (R > 0) + { + u[0] = -2 * sqrtQ - rc3; + u[1] = sqrtQ - rc3; + u[2] = sqrtQ - rc3; + } + else + { + u[0] = -sqrtQ - rc3; + u[1] = -sqrtQ - rc3; + u[2] = 2 * sqrtQ - rc3; + } + } + else if (R2 < Q3) + { + flag_realroots=true; + final double ratio = (R >= 0?1:-1) * Math.sqrt (R2 / Q3); + final double theta = Math.acos (ratio); + final double norm = -2 * Math.sqrt (Q); + + u[0] = norm * Math.cos (theta / 3) - rc3; + u[1] = norm * Math.cos ((theta + 2.0 * Math.PI) / 3) - rc3; + u[2] = norm * Math.cos ((theta - 2.0 * Math.PI) / 3) - rc3; + } + else + { + flag_realroots=false; + final double A = -(R >= 0?1:-1)*Math.pow(Math.abs(R)+Math.sqrt(R2-Q3),1.0/3.0); + final double B = Q / A; + + u[0] = A + B - rc3; + u[1] = -0.5 * (A + B) - rc3; + u[2] = -(SQRT3*0.5) * Math.abs (A - B); + } + if(PRINT_DEBUG) System.err.println("u[0]="+u[0]+" u[1]="+u[1]+" u[2]="+u[2]+" qq="+qq+" disc="+((CR2 - CQ3) / 2125764.0)); + } + /* End of solution to resolvent cubic */ + + /* Combine the square roots of the roots of the cubic + * resolvent appropriately. Also, calculate 'mt' which + * designates the nature of the roots: + * mt=1 : 4 real roots + * mt=2 : 0 real roots + * mt=3 : 2 real roots + */ + + + final double w1_re,w1_im,w2_re,w2_im,w3_re,w3_im,mod_w1w2,mod_w1w2_squared; + if (flag_realroots) + { + mod_w1w2=-1; + mt = 2; + int jmin=0; + double vmin=Math.abs(u[jmin]); + for(int j=1;j<3;j++) + { + final double vx=Math.abs(u[j]); + if(vx<vmin) + { + vmin=vx; + jmin=j; + } + } + final double u1=u[(jmin+1)%3],u2=u[(jmin+2)%3]; + mod_w1w2_squared=Math.abs(u1*u2); + if(u1>=0) + { + w1_re=Math.sqrt(u1); + w1_im=0; + } + else + { + w1_re=0; + w1_im=Math.sqrt(-u1); + } + if(u2>=0) + { + w2_re=Math.sqrt(u2); + w2_im=0; + } + else + { + w2_re=0; + w2_im=Math.sqrt(-u2); + } + if(PRINT_DEBUG) System.err.println("u1="+u1+" u2="+u2+" jmin="+jmin); + } + else + { + mt = 3; + final double w_mod2_sq=u[1]*u[1]+u[2]*u[2],w_mod2=Math.sqrt(w_mod2_sq),w_mod=Math.sqrt(w_mod2); + if(w_mod2_sq<=0) + { + w1_re=w1_im=0; + } + else + { + // calculate square root of a complex number (u[1],u[2]) + // the result is in the (w1_re,w1_im) + final double absu1=Math.abs(u[1]),absu2=Math.abs(u[2]),w; + if(absu1>=absu2) + { + final double t=absu2/absu1; + w=Math.sqrt(absu1*0.5 * (1.0 + Math.sqrt(1.0 + t * t))); + if(PRINT_DEBUG) System.err.println(" Path1 "); + } + else + { + final double t=absu1/absu2; + w=Math.sqrt(absu2*0.5 * (t + Math.sqrt(1.0 + t * t))); + if(PRINT_DEBUG) System.err.println(" Path1a "); + } + if(u[1]>=0) + { + w1_re=w; + w1_im=u[2]/(2*w); + if(PRINT_DEBUG) System.err.println(" Path2 "); + } + else + { + final double vi = (u[2] >= 0) ? w : -w; + w1_re=u[2]/(2*vi); + w1_im=vi; + if(PRINT_DEBUG) System.err.println(" Path2a "); + } + } + final double absu0=Math.abs(u[0]); + if(w_mod2>=absu0) + { + mod_w1w2=w_mod2; + mod_w1w2_squared=w_mod2_sq; + w2_re=w1_re; + w2_im=-w1_im; + } + else + { + mod_w1w2=-1; + mod_w1w2_squared=w_mod2*absu0; + if(u[0]>=0) + { + w2_re=Math.sqrt(absu0); + w2_im=0; + } + else + { + w2_re=0; + w2_im=Math.sqrt(absu0); + } + } + if(PRINT_DEBUG) System.err.println("u[0]="+u[0]+"u[1]="+u[1]+" u[2]="+u[2]+" absu0="+absu0+" w_mod="+w_mod+" w_mod2="+w_mod2); + } + + /* Solve the quadratic in order to obtain the roots + * to the quartic */ + if(mod_w1w2>0) + { + // a shorcut to reduce rounding error + w3_re=qq/(-8)/mod_w1w2; + w3_im=0; + } + else if(mod_w1w2_squared>0) + { + // regular path + final double mqq8n=qq/(-8)/mod_w1w2_squared; + w3_re=mqq8n*(w1_re*w2_re-w1_im*w2_im); + w3_im=-mqq8n*(w1_re*w2_im+w2_re*w1_im); + } + else + { + // typically occur when qq==0 + w3_re=w3_im=0; + } + + final double h = r4 * a; + if(PRINT_DEBUG) System.err.println("w1_re="+w1_re+" w1_im="+w1_im+" w2_re="+w2_re+" w2_im="+w2_im+" w3_re="+w3_re+" w3_im="+w3_im+" h="+h); + + re_root[0]=w1_re+w2_re+w3_re-h; + im_root[0]=w1_im+w2_im+w3_im; + re_root[1]=-(w1_re+w2_re)+w3_re-h; + im_root[1]=-(w1_im+w2_im)+w3_im; + re_root[2]=w2_re-w1_re-w3_re-h; + im_root[2]=w2_im-w1_im-w3_im; + re_root[3]=w1_re-w2_re-w3_re-h; + im_root[3]=w1_im-w2_im-w3_im; + + return 4; +} + + + + static void setRandomP(final double [] p,final int n,java.util.Random r) + { + if(r.nextDouble()<0.1) + { + // integer coefficiens + for(int j=0;j<p.length;j++) + { + if(j<=n) + { + p[j]=(r.nextInt(2)<=0?-1:1)*r.nextInt(10); + } + else + { + p[j]=0; + } + } + } + else + { + // real coefficiens + for(int j=0;j<p.length;j++) + { + if(j<=n) + { + p[j]=-1+2*r.nextDouble(); + } + else + { + p[j]=0; + } + } + } + if(Math.abs(p[n])<1e-2) + { + p[n]=(r.nextInt(2)<=0?-1:1)*(0.1+r.nextDouble()); + } + } + + + static void checkValues(final double [] p, + final int n, + final double rex, + final double imx, + final double eps, + final String txt) + { + double res=0,ims=0,sabs=0; + final double xabs=Math.abs(rex)+Math.abs(imx); + for(int k=n;k>=0;k--) + { + final double res1=(res*rex-ims*imx)+p[k]; + final double ims1=(ims*rex+res*imx); + res=res1; + ims=ims1; + sabs+=xabs*sabs+p[k]; + } + sabs=Math.abs(sabs); + if(false && sabs>1/eps? + (!(Math.abs(res/sabs)<=eps)||!(Math.abs(ims/sabs)<=eps)) + : + (!(Math.abs(res)<=eps)||!(Math.abs(ims)<=eps))) + { + throw new RuntimeException( + getPolinomTXT(p)+"\n"+ + "\t x.r="+rex+" x.i="+imx+"\n"+ + "res/sabs="+(res/sabs)+" ims/sabs="+(ims/sabs)+ + " sabs="+sabs+ + "\nres="+res+" ims="+ims+" n="+n+" eps="+eps+" "+ + " sabs>1/eps="+(sabs>1/eps)+ + " f1="+(!(Math.abs(res/sabs)<=eps)||!(Math.abs(ims/sabs)<=eps))+ + " f2="+(!(Math.abs(res)<=eps)||!(Math.abs(ims)<=eps))+ + " "+txt); + } + } + + static String getPolinomTXT(final double [] p) + { + final StringBuilder buf=new StringBuilder(); + buf.append("order="+(p.length-1)+"\t"); + for(int k=0;k<p.length;k++) + { + buf.append("p["+k+"]="+p[k]+";"); + } + return buf.toString(); + } + + static String getRootsTXT(int nr,final double [] re,final double [] im) + { + final StringBuilder buf=new StringBuilder(); + for(int k=0;k<nr;k++) + { + buf.append("x."+k+"("+re[k]+","+im[k]+")\n"); + } + return buf.toString(); + } + + static void testRoots(final int n, + final int n_tests, + final java.util.Random rn, + final double eps) + { + final double [] p=new double [n+1]; + final double [] rex=new double [n],imx=new double [n]; + for(int i=0;i<n_tests;i++) + { + for(int dg=n;dg-->-1;) + { + for(int dr=3;dr-->0;) + { + setRandomP(p,n,rn); + for(int j=0;j<=dg;j++) + { + p[j]=0; + } + if(dr==0) + { + p[0]=-1+2.0*rn.nextDouble(); + } + else if(dr==1) + { + p[0]=p[1]=0; + } + + findPolynomialRoots(n,p,rex,imx); + + for(int j=0;j<n;j++) + { + //System.err.println("j="+j); + checkValues(p,n,rex[j],imx[j],eps," t="+i); + } + } + } + } + System.err.println("testRoots(): n_tests="+n_tests+" OK, dim="+n); + } + + + + + static final double EPS=0; + + public static int root1(final double [] p,final double [] re_root,final double [] im_root) + { + if(!(Math.abs(p[1])>EPS)) + { + re_root[0]=im_root[0]=Double.NaN; + return -1; + } + re_root[0]=-p[0]/p[1]; + im_root[0]=0; + return 1; + } + + public static int root2(final double [] p,final double [] re_root,final double [] im_root) + { + if(!(Math.abs(p[2])>EPS)) + { + re_root[0]=re_root[1]=im_root[0]=im_root[1]=Double.NaN; + return -1; + } + final double b2=0.5*(p[1]/p[2]),c=p[0]/p[2],d=b2*b2-c; + if(d>=0) + { + final double sq=Math.sqrt(d); + if(b2<0) + { + re_root[1]=-b2+sq; + re_root[0]=c/re_root[1]; + } + else if(b2>0) + { + re_root[0]=-b2-sq; + re_root[1]=c/re_root[0]; + } + else + { + re_root[0]=-b2-sq; + re_root[1]=-b2+sq; + } + im_root[0]=im_root[1]=0; + } + else + { + final double sq=Math.sqrt(-d); + re_root[0]=re_root[1]=-b2; + im_root[0]=sq; + im_root[1]=-sq; + } + return 2; + } + + public static int root3(final double [] p,final double [] re_root,final double [] im_root) + { + final double vs=p[3]; + if(!(Math.abs(vs)>EPS)) + { + re_root[0]=re_root[1]=re_root[2]= + im_root[0]=im_root[1]=im_root[2]=Double.NaN; + return -1; + } + final double a=p[2]/vs,b=p[1]/vs,c=p[0]/vs; + /* zsolve_cubic.c - finds the complex roots of x^3 + a x^2 + b x + c = 0 + */ + final double q = (a * a - 3 * b); + final double r = (a*(2 * a * a - 9 * b) + 27 * c); + + final double Q = q / 9; + final double R = r / 54; + + final double Q3 = Q * Q * Q; + final double R2 = R * R; + + final double CR2 = 729 * r * r; + final double CQ3 = 2916 * q * q * q; + final double a3=a/3; + + if (R == 0 && Q == 0) + { + re_root[0]=re_root[1]=re_root[2]=-a3; + im_root[0]=im_root[1]=im_root[2]=0; + return 3; + } + else if (CR2 == CQ3) + { + /* this test is actually R2 == Q3, written in a form suitable + for exact computation with integers */ + + /* Due to finite precision some double roots may be missed, and + will be considered to be a pair of complex roots z = x +/- + epsilon i close to the real axis. */ + + final double sqrtQ = Math.sqrt (Q); + + if (R > 0) + { + re_root[0] = -2 * sqrtQ - a3; + re_root[1]=re_root[2]=sqrtQ - a3; + im_root[0]=im_root[1]=im_root[2]=0; + } + else + { + re_root[0]=re_root[1] = -sqrtQ - a3; + re_root[2]=2 * sqrtQ - a3; + im_root[0]=im_root[1]=im_root[2]=0; + } + return 3; + } + else if (R2 < Q3) + { + final double sgnR = (R >= 0 ? 1 : -1); + final double ratio = sgnR * Math.sqrt (R2 / Q3); + final double theta = Math.acos (ratio); + final double norm = -2 * Math.sqrt (Q); + final double r0 = norm * Math.cos (theta/3) - a3; + final double r1 = norm * Math.cos ((theta + 2.0 * Math.PI) / 3) - a3; + final double r2 = norm * Math.cos ((theta - 2.0 * Math.PI) / 3) - a3; + + re_root[0]=r0; + re_root[1]=r1; + re_root[2]=r2; + im_root[0]=im_root[1]=im_root[2]=0; + return 3; + } + else + { + final double sgnR = (R >= 0 ? 1 : -1); + final double A = -sgnR * Math.pow (Math.abs (R) + Math.sqrt (R2 - Q3), 1.0 / 3.0); + final double B = Q / A; + + re_root[0]=A + B - a3; + im_root[0]=0; + re_root[1]=-0.5 * (A + B) - a3; + im_root[1]=-(SQRT3*0.5) * Math.abs(A - B); + re_root[2]=re_root[1]; + im_root[2]=-im_root[1]; + return 3; + } + + } + + + static void root3a(final double [] p,final double [] re_root,final double [] im_root) + { + if(Math.abs(p[3])>EPS) + { + final double v=p[3], + a=p[2]/v,b=p[1]/v,c=p[0]/v, + a3=a/3,a3a=a3*a, + pd3=(b-a3a)/3, + qd2=a3*(a3a/3-0.5*b)+0.5*c, + Q=pd3*pd3*pd3+qd2*qd2; + if(Q<0) + { + // three real roots + final double SQ=Math.sqrt(-Q); + final double th=Math.atan2(SQ,-qd2); + im_root[0]=im_root[1]=im_root[2]=0; + final double f=2*Math.sqrt(-pd3); + re_root[0]=f*Math.cos(th/3)-a3; + re_root[1]=f*Math.cos((th+2*Math.PI)/3)-a3; + re_root[2]=f*Math.cos((th+4*Math.PI)/3)-a3; + //System.err.println("3r"); + } + else + { + // one real & two complex roots + final double SQ=Math.sqrt(Q); + final double r1=-qd2+SQ,r2=-qd2-SQ; + final double v1=Math.signum(r1)*Math.pow(Math.abs(r1),1.0/3), + v2=Math.signum(r2)*Math.pow(Math.abs(r2),1.0/3), + sv=v1+v2; + // real root + re_root[0]=sv-a3; + im_root[0]=0; + // complex roots + re_root[1]=re_root[2]=-0.5*sv-a3; + im_root[1]=(v1-v2)*(SQRT3*0.5); + im_root[2]=-im_root[1]; + //System.err.println("1r2c"); + } + } + else + { + re_root[0]=re_root[1]=re_root[2]=im_root[0]=im_root[1]=im_root[2]=Double.NaN; + } + } + + + static void printSpecialValues() + { + for(int st=0;st<6;st++) + { + //final double [] p=new double []{8,1,3,3.6,1}; + final double [] re_root=new double [4],im_root=new double [4]; + final double [] p; + final int n; + if(st<=3) + { + if(st<=0) + { + p=new double []{2,-4,6,-4,1}; + //p=new double []{-6,6,-6,8,-2}; + } + else if(st==1) + { + p=new double []{0,-4,8,3,-9}; + } + else if(st==2) + { + p=new double []{-1,0,2,0,-1}; + } + else + { + p=new double []{-5,2,8,-2,-3}; + } + root4(p,re_root,im_root); + n=4; + } + else + { + p=new double []{0,2,0,1}; + if(st==4) + { + p[1]=-p[1]; + } + root3(p,re_root,im_root); + n=3; + } + System.err.println("======== n="+n); + for(int i=0;i<=n;i++) + { + if(i<n) + { + System.err.println(String.valueOf(i)+"\t"+ + p[i]+"\t"+ + re_root[i]+"\t"+ + im_root[i]); + } + else + { + System.err.println(String.valueOf(i)+"\t"+p[i]+"\t"); + } + } + } + } + + + + public static void main(final String [] args) + { + final long t0=System.currentTimeMillis(); + final double eps=1e-6; + //checkRoots(); + final java.util.Random r=new java.util.Random(-1381923); + printSpecialValues(); + + final int n_tests=10000000; + //testRoots(2,n_tests,r,eps); + //testRoots(3,n_tests,r,eps); + testRoots(4,n_tests,r,eps); + final long t1=System.currentTimeMillis(); + System.err.println("PolynomialRoot.main: "+n_tests+" tests OK done in "+(t1-t0)+" milliseconds. ver=$Id: PolynomialRoot.java,v 1.105 2012/08/18 00:00:05 mal Exp $"); + } + + + +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/gc/metaspace/TestMetaspaceMemoryPool.java Fri Jun 28 14:05:27 2013 +0200 @@ -0,0 +1,126 @@ +/* + * Copyright (c) 2013, 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. + */ + +import java.util.List; +import java.lang.management.ManagementFactory; +import java.lang.management.MemoryManagerMXBean; +import java.lang.management.MemoryPoolMXBean; +import java.lang.management.MemoryUsage; + +import java.lang.management.RuntimeMXBean; +import java.lang.management.ManagementFactory; + +/* @test TestMetaspaceMemoryPool + * @bug 8000754 + * @summary Tests that a MemoryPoolMXBeans is created for metaspace and that a + * MemoryManagerMXBean is created. + * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseCompressedOops TestMetaspaceMemoryPool + * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseCompressedOops -XX:MaxMetaspaceSize=60m TestMetaspaceMemoryPool + * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedKlassPointers TestMetaspaceMemoryPool + * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedKlassPointers -XX:ClassMetaspaceSize=60m TestMetaspaceMemoryPool + */ +public class TestMetaspaceMemoryPool { + public static void main(String[] args) { + verifyThatMetaspaceMemoryManagerExists(); + verifyMemoryPool(getMemoryPool("Metaspace"), isFlagDefined("MaxMetaspaceSize")); + + if (runsOn64bit()) { + if (usesCompressedOops()) { + MemoryPoolMXBean cksPool = getMemoryPool("Compressed Class Space"); + verifyMemoryPool(cksPool, true); + } + } + } + + private static boolean runsOn64bit() { + return !System.getProperty("sun.arch.data.model").equals("32"); + } + + private static boolean usesCompressedOops() { + return isFlagDefined("+UseCompressedOops"); + } + + private static boolean isFlagDefined(String name) { + RuntimeMXBean runtimeMxBean = ManagementFactory.getRuntimeMXBean(); + List<String> args = runtimeMxBean.getInputArguments(); + for (String arg : args) { + if (arg.startsWith("-XX:" + name)) { + return true; + } + } + return false; + } + + private static void verifyThatMetaspaceMemoryManagerExists() { + List<MemoryManagerMXBean> managers = ManagementFactory.getMemoryManagerMXBeans(); + for (MemoryManagerMXBean manager : managers) { + if (manager.getName().equals("Metaspace Manager")) { + return; + } + } + + throw new RuntimeException("Expected to find a metaspace memory manager"); + } + + private static MemoryPoolMXBean getMemoryPool(String name) { + List<MemoryPoolMXBean> pools = ManagementFactory.getMemoryPoolMXBeans(); + for (MemoryPoolMXBean pool : pools) { + if (pool.getName().equals(name)) { + return pool; + } + } + + throw new RuntimeException("Expected to find a memory pool with name " + name); + } + + private static void verifyMemoryPool(MemoryPoolMXBean pool, boolean isMaxDefined) { + MemoryUsage mu = pool.getUsage(); + assertDefined(mu.getInit(), "init"); + assertDefined(mu.getUsed(), "used"); + assertDefined(mu.getCommitted(), "committed"); + + if (isMaxDefined) { + assertDefined(mu.getMax(), "max"); + } else { + assertUndefined(mu.getMax(), "max"); + } + } + + private static void assertDefined(long value, String name) { + assertTrue(value != -1, "Expected " + name + " to be defined"); + } + + private static void assertUndefined(long value, String name) { + assertEquals(value, -1, "Expected " + name + " to be undefined"); + } + + private static void assertEquals(long actual, long expected, String msg) { + assertTrue(actual == expected, msg); + } + + private static void assertTrue(boolean condition, String msg) { + if (!condition) { + throw new RuntimeException(msg); + } + } +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/test/gc/parallelScavenge/AdaptiveGCBoundary.java Fri Jun 28 14:05:27 2013 +0200 @@ -0,0 +1,61 @@ +/* + * Copyright (c) 2013, 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. + */ + +/** + * @test AdaptiveGCBoundary + * @summary UseAdaptiveGCBoundary is broken + * @bug 8014546 + * @key gc + * @key regression + * @library /testlibrary + * @run main/othervm AdaptiveGCBoundary + * @author jon.masamitsu@oracle.com + */ + +import com.oracle.java.testlibrary.*; + +public class AdaptiveGCBoundary { + public static void main(String args[]) throws Exception { + + ProcessBuilder pb = ProcessTools.createJavaProcessBuilder( + "-showversion", + "-XX:+UseParallelGC", + "-XX:+UseAdaptiveGCBoundary", + "-XX:+PrintCommandLineFlags", + SystemGCCaller.class.getName() + ); + + OutputAnalyzer output = new OutputAnalyzer(pb.start()); + + output.shouldContain("+UseAdaptiveGCBoundary"); + + output.shouldNotContain("error"); + + output.shouldHaveExitValue(0); + } + static class SystemGCCaller { + public static void main(String [] args) { + System.gc(); + } + } +}